1 2009-07-06 Jan Hubicka <jh@suse.cz>
3 * params.def: Revert my accidental commit at 2009-06-30.
5 2009-07-04 Ian Lance Taylor <iant@google.com>
8 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10 (mingw_format_attribute_overrides): Likewise.
12 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16 don't check cfa.reg. Instead of cfa.indirect use
17 fde && fde->drap_reg != INVALID_REGNUM test.
19 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
21 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
23 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
26 * ira.c (build_insn_chain): Use DF_LR_OUT instead of
29 2009-07-03 Richard Guenther <rguenther@suse.de>
31 PR tree-optimization/40640
32 * tree-switch-conversion.c (build_arrays): Perform arithmetic
35 2009-07-03 Jan Hubicka <jh@suse.cz>
37 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
38 for size, reduce amount of inlining.
40 2009-07-03 Richard Guenther <rguenther@suse.de>
43 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to
44 (T2)t +- (T2)x if t +- x is known to not overflow and
45 the conversion widens the operation.
46 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
48 2009-07-03 Jan Hubicka <jh@suse.cz>
50 * ipa-pure-const.c (analyze): Update loop optimizer init.
51 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
52 try_remove_empty_loop, remove_empty_loops): Remove.
53 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
54 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
55 to mark regular loops as neccesary.
56 (degenerate_phi_p): New function.
57 (propagate_necessity, remove_dead_phis): Use it.
58 (forward_edge_to_pdom): Likewise.
59 (eliminate_unnecessary_stmts): Take care to remove uses of results of
60 virtual PHI nodes that became unreachable.
61 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
62 * tree-flow.h (remove_empty_loops): Remove.
63 * passes.c (init_optimization_passes): Remove.
65 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
69 (*fix_trunc<mode>_i387_1): Ditto.
70 (*floathi<mode>2_1): Ditto.
71 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
73 (*fist<mode>2_1): Ditto.
74 (frndintxf2_floor): Ditto.
75 (*fist<mode>2_floor_1): Ditto.
76 (frndintxf2_ceil): Ditto.
77 (*fist<mode>2_ceil_1): Ditto.
78 (frndintxf2_trunc): Ditto.
79 (frndintxf2_mask_pm): Ditto.
80 (fxam<mode>2_i387_with_temp): Ditto.
81 * config/i386/sse.md (mulv16qi3): Ditto.
82 (*sse2_mulv4si3): Ditto.
84 (sse4_2_pcmpestr): Ditto.
85 (sse4_2_pcmpistr): Ditto.
87 2009-07-03 Jan Hubicka <jh@suse.cz>
89 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
90 (mark_stmt_necessary): Set it.
91 (mark_operand_necessary): Set it.
92 (mark_control_dependent_edges_necessary): Set it.
93 (mark_virtual_phi_result_for_renaming): New function.
94 (get_live_post_dom): New function.
95 (forward_edge_to_pdom): New function.
96 (remove_dead_stmt): Fix handling of control dependences.
97 (tree_dce_init): Init new bitmap.
98 (tree_dce_done): Free it.
100 2009-07-02 Richard Guenther <rguenther@suse.de>
103 * tree-ssa-structalias.c (new_var_info): Initialize
106 2009-07-02 Jan Hubicka <jh@suse.cz>
108 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
111 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
113 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
114 instead of recomputing it. Adjust calls.
115 (emit_store_flag): Adjust recursive calls.
117 2009-07-02 Richard Guenther <rguenther@suse.de>
119 * tree-ssa-live.c (remove_unused_locals): Do not remove
121 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
122 of DECL_EXTERNAL for HEAP variables.
123 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
124 HEAP variables. Do not adjust RESTRICT vars.
125 (find_what_var_points_to): Nobody cares if something
128 2009-07-02 Ben Elliston <bje@au.ibm.com>
130 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
131 pc_low and pc_high declarations to the top of the function.
133 2009-07-01 DJ Delorie <dj@redhat.com>
135 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
137 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
138 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
139 unspecified accesses to control registers.
140 * config/mep/intrinsics.md: Regenerate.
141 * config/mep/intrinsics.h: Regenerate.
142 * config/mep/mep-intrin.h: Regenerate.
144 2009-07-01 Anthony Green <green@moxielogic.com>
146 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
147 instruction when possible.
148 (moxie_expand_prologue): Ditto. Also, save an instruction and
149 some complexity by popping off of $r12 instead of $sp.
150 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
153 2009-07-01 Richard Henderson <rth@redhat.com>
156 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
157 contained no insns, reposition note before last insn.
159 2009-07-01 Richard Henderson <rth@redhat.com>
162 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
163 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
165 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
168 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
169 darwin9 for printing reg addresses with %y.
171 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
173 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
174 truncation from operands in binary operations.
176 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
179 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
180 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
181 subreg of op0 to the original op0.
183 * expmed.c (store_bit_field_1): Use a temporary as the destination
184 instead of a paradoxical subreg when we need to truncate the result.
186 2009-07-01 DJ Delorie <dj@redhat.com>
188 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
189 names to VLIW variants.
190 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
191 * config/mep/intrinsics.md: Regenerate.
192 * config/mep/intrinsics.h: Regenerate.
193 * config/mep/mep-intrin.h: Regenerate.
195 2009-07-01 Jakub Jelinek <jakub@redhat.com>
198 * jump.c (returnjump_p): Revert last patch.
199 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
201 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
204 * pa.md (casesi32p): Use jump table label to determine the offset
206 (casesi64p): Likewise.
208 * pa.c (forward_branch_p): Return bool type. Use instruction
209 addresses when available. Assert that INSN has a jump label.
210 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
213 2009-07-01 Richard Guenther <rguenther@suse.de>
215 PR tree-optimization/19831
216 * tree-ssa-dce.c (propagate_necessity): Calls to functions
217 that only act as barriers do not make any previous stores necessary.
218 * tree-ssa-structalias.c (handle_lhs_call): Delay making
219 HEAP variables global, do not add a constraint from nonlocal.
220 (find_func_aliases): Handle escapes through return statements.
221 (compute_points_to_sets): Make escaped HEAP variables global.
223 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
226 * expmed.c (emit_store_flag): Perform a conversion if necessary,
227 after reducing a DImode cstore to SImode.
229 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
231 * expr.c (expand_expr_real_1): Reinstate fallthrough to
232 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
234 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
236 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
237 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
239 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
240 and umod_optab if TARGET_BSD_DIVMOD.
241 * config/vax/lib1funcs.asm: New file.
242 * config/vax/t-linux: New file.
243 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
245 2009-06-30 Jakub Jelinek <jakub@redhat.com>
248 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
249 to type arguments that have void type.
252 * dwarf2out.c (gen_formal_parameter_die): Call
253 equate_decl_number_to_die if node is different from origin.
255 2009-06-30 Anthony Green <green@moxielogic.com>
257 Clean up moxie port for --enable-build-with-cxx.
258 * config/moxie/moxie.c (moxie_function_value): First two
259 parameters are const_tree, not tree.
260 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
261 (REG_CLASS_NAMES): Ditto.
262 (REGNO_REG_CLASS): Ditto.
263 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
264 (moxie_function_value): Fix constyness of arguments.
266 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
268 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
269 finalize_size_functions before further processing.
270 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
271 (variable_size): Call self_referential_size on size expressions
272 that contain a PLACEHOLDER_EXPR.
273 (size_functions): New static variable.
274 (copy_self_referential_tree_r): New static function.
275 (self_referential_size): Likewise.
276 (finalize_size_functions): New global function.
277 * tree.c: Include tree-inline.h.
278 (push_without_duplicates): New static function.
279 (find_placeholder_in_expr): New global function.
280 (substitute_in_expr) <tcc_declaration>: Return the replacement object
282 <tcc_expression>: Likewise.
283 <tcc_vl_exp>: If the replacement object is a constant, try to inline
284 the call in the expression.
285 * tree.h (finalize_size_functions): Declare.
286 (find_placeholder_in_expr): Likewise.
287 (FIND_PLACEHOLDER_IN_EXPR): New macro.
288 (substitute_placeholder_in_expr): Update comment.
289 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
291 (copy_tree_body_r): Likewise.
292 (copy_tree_body): New static function.
293 (maybe_inline_call_in_expr): New global function.
294 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
295 (maybe_inline_call_in_expr): Declare.
296 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
297 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
300 2009-06-30 Richard Guenther <rguenther@suse.de>
302 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
304 (propagate_necessity): Do not mark reaching defs of stores
307 2009-06-30 Jan Hubicka <jh@suse.cz>
309 * cfgloopanal.c (check_irred): Move into ...
310 (mark_irreducible_loops): ... here; return true if ireducible
312 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
313 (analyze_function): Try to prove loop finiteness.
314 * cfgloop.h (mark_irreducible_loops): Update prototype.
315 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
317 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
319 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
321 2009-06-30 Ira Rosen <irar@il.ibm.com>
323 PR tree-optimization/40542
324 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
327 2009-06-30 Martin Jambor <mjambor@suse.cz>
329 PR tree-optimization/40582
330 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
331 than useless_type_conversion_p.
332 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
335 2009-06-30 Martin Jambor <mjambor@suse.cz>
338 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
340 2009-06-30 Richard Guenther <rguenther@suse.de>
342 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
343 use ao_ref references.
344 (walk_aliased_vdefs): Likewise.
345 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
346 * tree-ssa-dce.c (struct ref_data): Remove.
347 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
348 (mark_aliased_reaching_defs_necessary): Adjust.
349 (mark_all_reaching_defs_necessary_1): Likewise.
351 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
354 * expmed.c (emit_cstore): New name of emit_store_flag_1.
355 (emit_store_flag_1): Extract from emit_store_flag, adjust
356 calls to (what now is) emit_cstore.
357 (emit_store_flag): Call emit_store_flag_1 and also use it
358 for what used to be recursive calls.
360 2009-06-30 Wei Guozhi <carrot@google.com>
363 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
364 if the target bb post dominates from bb.
365 * config/i386/i386.c (memory_address_length): Check existence of base
366 register before using it.
368 2009-06-29 DJ Delorie <dj@redhat.com>
370 * doc/install.texi (mep-x-elf): Correct chip's full name.
372 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
374 * doc/extend.texi: Fix typo.
376 2009-06-29 Tom Tromey <tromey@redhat.com>
379 * Makefile.in (DWARF2_H): New variable.
381 (dwarf2out.o): Likewise.
382 (dwarf2asm.o): Likewise.
383 * config/i386/t-i386: Use DWARF2_H.
384 * except.c: Include elf/dwarf2.h.
385 * unwind-dw2.c: Include elf/dwarf2.h.
386 * dwarf2out.c: Include elf/dwarf2.h.
387 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
389 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
390 (size_of_loc_descr): Likewise.
391 (output_loc_operands_raw): Likewise.
392 (output_loc_operands): Handle new dtprel field.
393 (loc_checksum): Update.
394 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
395 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
396 * unwind-dw2-fde.c: Include elf/dwarf2.h.
397 * dwarf2asm.c: Include elf/dwarf2.h.
398 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
399 * config/mmix/mmix.c: Include elf/dwarf2.h.
400 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
401 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
402 * config/sh/sh.c: Include elf/dwarf2.h.
403 * config/i386/i386.c: Include elf/dwarf2.h.
405 2009-06-29 DJ Delorie <dj@redhat.com>
407 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
409 * doc/extend.texi: Add MeP attributes and pragmas.
410 * doc/invoke.text: Add MeP Options.
411 * doc/contrib.texi: Add MeP contribution.
412 * doc/md.texi: Add MeP constraints.
413 * doc/install.texi: Add MeP target.
415 2009-06-30 Anatoly Sokolov <aesok@post.ru>
417 * target.h (struct gcc_target): Add frame_pointer_required field.
418 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
419 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
420 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
422 * reload1.c (update_eliminables): (Ditto.).
423 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
424 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
425 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
427 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
429 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
430 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
431 (arm_frame_pointer_required): New function.
433 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
434 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
435 (avr_frame_pointer_required_p): Declare as static.
436 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
438 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
439 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
440 (bfin_frame_pointer_required): Make as static, change return type
442 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
444 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
445 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
446 (cris_frame_pointer_required): New function.
448 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
450 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
451 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
452 (fr30_frame_pointer_required): New function.
454 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
455 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
456 (frv_frame_pointer_required): Make as static, change return type
458 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
460 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
461 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
462 (ix86_frame_pointer_required): Make as static, change return type to
464 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
466 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
467 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
469 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
471 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
473 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
475 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
476 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
477 (mips_frame_pointer_required): Make as static.
478 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
480 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
481 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
482 (mmix_frame_pointer_required): Mew function.
484 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
485 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
487 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
489 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
491 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
493 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
494 (CAN_ELIMINATE): Redefine.
495 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
496 (sparc_frame_pointer_required): New function.
497 (sparc_can_eliminate): New function.
498 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
500 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
501 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
503 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
504 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
505 (xtensa_frame_pointer_required): Make as static, change return type
507 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
510 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
512 * doc/plugins.texi: Document PLUGIN_START_UNIT.
513 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
514 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
515 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
516 (register_callback): Handle PLUGIN_START_UNIT.
517 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
519 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
521 * tree.c (process_call_operands): Propagate TREE_READONLY from the
523 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
524 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
526 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
528 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
531 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
533 * doc/extend.texi (Additional Floating Types): __float128 is also
534 supported on i386 targets.
536 2009-06-29 Richard Guenther <rguenther@suse.de>
539 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
541 (pt_solutions_same_restrict_base): Declare.
542 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
544 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
545 (make_constraint_from, make_copy_constraint): Move earlier.
546 (make_constraint_from_heapvar): New function.
547 (make_constraint_from_restrict): Likewise.
548 (handle_lhs_call): Use it.
549 (find_func_aliases): Use it to track conversions to restrict
551 (struct fieldoff): Add only_restrict_pointers flag.
552 (push_fields_onto_fieldstack): Initialize it.
553 (create_variable_info_for): Track global restrict qualified pointers.
554 (intra_create_variable_infos): Use make_constraint_from_heapvar.
555 Track restrict qualified pointer arguments.
556 (set_uids_in_ptset): Use varinfo is_global_var flag.
557 (find_what_var_points_to): Set the vars_contains_restrict flag.
558 Always create the points-to solution for sets including restrict tags.
559 (pt_solutions_same_restrict_base): New function.
560 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
561 qualified pointers use pt_solutions_same_restrict_base as
562 additional source for disambiguation.
564 2009-06-29 Richard Guenther <rguenther@suse.de>
567 * alias.c (find_base_decl): Remove.
568 (get_deref_alias_set_1): Remove restrict handling.
569 * c-common.c (c_apply_type_quals_to_decl): Do not set
570 DECL_POINTER_ALIAS_SET.
571 * gimplify.c (find_single_pointer_decl_1): Remove.
572 (find_single_pointer_decl): Likewise.
573 (internal_get_tmp_var): Remove restrict handling.
574 (gimple_regimplify_operands): Likewise.
575 * omp-low.c (expand_omp_atomic_pipeline): Do not set
576 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
577 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
578 * tree.c (restrict_base_for_decl): Remove.
579 (init_ttree): Do not allocate it.
580 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
581 LABEL_DECL_UID for label decls.
582 (copy_node_stat): Do not copy restrict information.
583 (decl_restrict_base_lookup): Remove.
584 (decl_restrict_base_insert): Likewise.
585 (print_restrict_base_statistics): Likewise.
586 (dump_tree_statistics): Do not call print_restrict_base_statistics.
587 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
588 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
589 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
590 (LABEL_DECL_UID): Adjust.
591 (DECL_BASED_ON_RESTRICT_P): Remove.
592 (DECL_GET_RESTRICT_BASE): Likewise.
593 (SET_DECL_RESTRICT_BASE): Likewise.
594 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
596 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
597 instead of DECL_POINTER_ALIAS_SET.
598 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
599 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
600 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
602 2009-06-29 Richard Guenther <rguenther@suse.de>
604 PR tree-optimization/40579
605 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
606 the IL to simplify has constants that overflowed.
608 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
610 PR tree-optimization/40550
611 * tree-vect-generic.c (expand_vector_operations_1): Compute in
612 vector_compute_type only when the size of vector_compute_type is
613 less than the size of type.
615 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
617 * fold-const.c (contains_label_1): Fix comments.
618 (contains_label_p): Do not walk trees multiple time.
620 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
622 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
623 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
624 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
625 ix86_fp_comparison_operator.
626 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
627 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
628 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
629 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
630 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
631 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
632 (related splits): Change predicate to ix86_fp_comparison_operator.
633 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
634 instead of ix86_fp_comparison_codes.
635 (ix86_trivial_fp_comparison_operator,
636 ix86_fp_comparison_operator): New.
637 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
638 (ix86_expand_compare): Eliminate last two parameters.
639 (ix86_fp_jump_nontrivial_p): Kill.
640 * config/i386/i386.c (put_condition_code): Eliminate call to
641 ix86_fp_comparison_codes and subsequent assertion.
642 (ix86_fp_comparison_codes): Eliminate.
643 (ix86_fp_swap_condition): New.
644 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
645 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
646 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
647 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
648 and ix86_fp_swap_condition.
649 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
650 Use ix86_fp_comparison_strategy.
651 (ix86_expand_compare): Likewise. Eliminate last two arguments.
652 (ix86_fp_jump_nontrivial_p): Eliminate.
653 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
654 call to ix86_expand_compare.
655 (ix86_split_fp_branch, ix86_expand_setcc,
656 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
657 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
659 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
661 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
662 related to jump_clobbers.
663 * config/arm/arm.md (conds): Remove jump_clob case.
664 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
665 splits): Change comparison_operator to arm_comparison_operator.
666 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
669 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
671 * dojump.c (do_compare_rtx_and_jump): Try swapping the
672 condition for floating point modes.
673 * expmed.c (emit_store_flag_1): Move here a bigger part
675 (emit_store_flag): Try swapping the condition for floating point
677 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
679 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
681 * expr.c (expand_expr_real_1): Just use do_store_flag.
682 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
683 emit_store_flag_force.
684 * expmed.c (emit_store_flag_force): Copy here trick
685 previously in expand_expr_real_1. Try reversing the comparison.
686 (emit_store_flag_1): Work if target is NULL.
687 (emit_store_flag): Work if target is NULL, using the result mode
688 from the comparison. Use split_comparison, restructure final part
689 to simplify conditionals.
691 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
693 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
694 * dojump.c (do_jump): Change handling of floating-point
695 ops to use just do_compare_and_jump.
696 (split_comparison): New.
697 (do_compare_rtx_and_jump): Add here logic coming previously
698 in do_jump, using split_comparison.
700 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
703 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
705 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
707 * tree-ssa-alias.c: Fix unintentional commit.
709 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
711 * passes.c (execute_one_pass): Fix unintentional commit.
713 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
715 * df-problems.c (df_set_seen, df_unset_seen): Delete.
716 (df_rd_local_compute, df_md_local_compute): Inline them.
718 (df_md_scratch): New.
719 (df_md_alloc, df_md_free): Allocate/free it.
720 (df_md_local_compute): Only include live registers in init.
721 (df_md_transfer_function): Prune the in-set computed by
722 the confluence function, and the gen-set too.
724 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
726 PR rtl-optimization/26854
727 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
728 * df-problems.c (df_rd_add_problem): Fix comment.
729 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
730 df_md_simulate_artificial_defs_at_top,
731 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
732 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
733 df_md_transfer_function, df_md_init, df_md_confluence_0,
734 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
735 problem_MD, df_md_add_problem): New.
736 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
737 df_md_get_bb_info): New.
738 (DF_LAST_PROBLEM_PLUS1): Adjust.
740 * Makefile.in (fwprop.o): Include domwalk.h.
741 * fwprop.c: Include domwalk.h.
742 (reg_defs, reg_defs_stack): New.
743 (bitmap_only_bit_between): Remove.
745 (process_uses): Use reg_defs and local_md instead of
746 bitmap_only_bit_between and local_rd.
747 (single_def_use_enter_block): New, from build_single_def_use_links.
748 (single_def_use_leave_block): New.
749 (build_single_def_use_links): Remove code moved to
750 single_def_use_enter_block, invoke domwalk.
751 (use_killed_between): Adjust comment.
753 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
755 * bitmap.h (bitmap_ior_and_into): New.
756 * bitmap.c (bitmap_ior_and_into): New.
758 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
760 * domwalk.h (struct dom_walk_data): Remove all callbacks except
761 before_dom_children_before_stmts and after_dom_children_after_stmts.
762 Rename the two remaining callbacks to just before_dom_children and
763 after_dom_children. Remove other GIMPLE statement walking bits.
764 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
765 * graphite.c: Do not include domwalk.h.
766 * tree-into-ssa.c (interesting_blocks): New global.
767 (struct mark_def_sites_global_data): Remove it and names_to_rename.
768 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
769 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
770 now that they're not domwalk callbacks.
771 (rewrite_initialize_block): Rename to...
772 (rewrite_enter_block): ... this, place after called functions. Test
773 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
774 (rewrite_finalize_block): Rename to...
775 (rewrite_leave_block): ... this, place after called functions.
776 (rewrite_update_init_block): Rename to...
777 (rewrite_update_enter_block): ... this, place after called functions.
778 Test interesting_blocks, call rewrite_update_stmt and
779 rewrite_update_phi_arguments.
780 (rewrite_update_fini_block): Rename to...
781 (rewrite_leave_block): ... this, place after called functions.
782 (rewrite_blocks): Remove last argument, simplify initialization of
784 (mark_def_sites_initialize_block): Rename to...
785 (mark_def_sites_block): ... this, call mark_def_sites.
786 (mark_def_sites_blocks): Remove argument, simplify initialization of
788 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
789 (update_ssa): Likewise.
790 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
792 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
793 (dom_opt_initialize_block): Rename to...
794 (dom_opt_enter_block): ... this, place after called functions. Walk
795 statements here, inline propagate_to_outgoing_edges.
796 (dom_opt_finalize_block): Rename to...
797 (dom_opt_leave_block): ... this, place after called functions.
798 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
800 (dse_enter_block, dse_record_phi): New.
801 (dse_record_phis): Delete.
802 (dse_finalize_block): Rename to...
803 (dse_leave_block): ... this.
804 (tree_ssa_dse): Simplify initialization of walk_data.
805 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
806 Adjust initialization of walk_data.
807 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
808 * tree-ssa-loop-phiopt.c (get_non_trapping):
809 Adjust initialization of walk_data.
810 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
811 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
812 it's not a domwalk callback.
813 (uncprop_initialize_block): Rename to...
814 (dse_enter_block): ... this, call uncprop_into_successor_phis.
815 (dse_finalize_block): Rename to...
816 (dse_leave_block): ... this.
817 (tree_ssa_uncprop): Simplify initialization of walk_data.
818 * Makefile.in: Adjust dependencies.
820 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
822 * arm.md (casesi): Fix test for Thumb1.
823 (thumb1_casesi_internal_pic): Likewise.
824 (thumb1_casesi_dispatch): Likewise.
826 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
828 * config/arm/arm-cores.def: Added core cortex-m0.
829 * config/arm/arm-tune.md: Regenerated.
830 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
832 2009-06-26 DJ Delorie <dj@redhat.com>
834 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
836 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
837 the scheduler doesn't tag jump insns.
839 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
841 * c-decl.c (merge_decls): Re-indent.
843 2009-06-26 Janis Johnson <janis187@us.ibm.com>
846 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
847 Special-case decimal float constants.
849 2009-06-26 Richard Henderson <rth@redhat.com>
851 * function.h (struct function): Add cannot_be_copied_reason,
852 and cannot_be_copied_set.
853 * tree-inline.c (has_label_address_in_static_1): Rename from
854 inline_forbidden_p_2; don't set inline_forbidden_reason here.
855 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
856 don't set inline_forbidden_reason.
857 (copy_forbidden): New function, split out of inline_forbidden_p.
858 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
859 (inline_forbidden_p): Use copy_forbidden.
860 (tree_versionable_function_p): Likewise.
861 (inlinable_function_p): Merge into tree_inlinable_function_p.
862 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
863 * ipa-cp.c (ipcp_versionable_function_p): New function.
864 (ipcp_cloning_candidate_p): Use it.
865 (ipcp_node_modifiable_p): Likewise.
867 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
869 * builtins.c (expand_builtin_alloca): Handle builtin alloca
870 that is marked not to be inlined. Remove flag_mudflap use.
871 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
872 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
874 2009-06-26 Steve Ellcey <sje@cup.hp.com>
877 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
878 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
880 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
882 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
884 (__mingwthr_remove_key_dtor): Likewise.
886 2009-06-26 Richard Guenther <rguenther@suse.de>
888 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
890 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
893 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
894 try the non-cond_exec path also.
896 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
899 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
900 (output_cbranch): Use new functions.
901 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
904 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
905 Pat Haugen <pthaugen@us.ibm.com>
906 Revital Eres <ERES@il.ibm.com>
908 * config/rs6000/rs6000.c (print_operand): Correct lossage message
909 for %c error. Add %x support to print VSX registers as a unified
910 register set, instead of separate float and altivec registers.
911 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
912 %y case, and add support for VSX pre-modify addresses.
913 (output_toc): Add assert for CONST containing an integer constant
915 (rs6000_adjust_cost): Add POWER7 support.
916 (insn_must_be_first_in_group): Ditto.
917 (insn_must_be_last_in_group): Ditto.
918 (rs6000_emit_popcount): Ditto.
919 (rs6000_vector_mode_supported_p): Ditto.
921 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
922 Change some of the functions called by macros to being called
923 through a pointer, so debug functions can be inserted if
924 -mdebug=addr or -mdebug=cost.
925 (rs6000_preferred_reload_class_ptr): Ditto.
926 (rs6000_secondary_reload_class_ptr): Ditto.
927 (rs6000_secondary_memory_needed_ptr): Ditto.
928 (rs6000_cannot_change_mode_class_ptr): Ditto.
929 (rs6000_secondary_reload_inner): Ditto.
930 (rs6000_legitimize_reload_address): Ditto.
931 (rs6000_legitimize_reload_address_ptr): Ditto.
932 (rs6000_mode_dependent_address): Ditto.
933 (rs6000_mode_dependent_address_ptr): Ditto.
935 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
936 function to return true if the mode allows reg + integer
938 (virtual_stack_registers_memory_p): New function to return true if
939 the address refers to a virtual stack register.
940 (rs6000_legitimate_offset_address_p): Move code to say whether a
941 mode supports reg+int addressing to reg_offset_addressing_ok_p and
943 (rs6000_legitimate_address_p): Add checks for modes that only can
944 do reg+reg addressing. Start adding VSX support.
945 (rs6000_legitimize_reload_address): Ditto.
946 (rs6000_legitimize_address): Ditto.
947 (rs6000_debug_legitimate_address_p): New debug functions for
948 -mdebug=addr and -mdebug=cost.
949 (rs6000_debug_rtx_costs): Ditto.
950 (rs6000_debug_address_costs): Ditto.
951 (rs6000_debug_adjust_cost): Ditto.
952 (rs6000_debug_legitimize_address): Ditto.
953 (rs6000_legitimize_reload_address_ptr): Point to call normal
954 function or debug function. Make functions called via pointer
956 (rs6000_mode_dependent_address_ptr): Ditto.
957 (rs6000_secondary_reload_class_ptr): Ditto.
958 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
959 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
960 into a friendlier error.
961 (rs6000_init_builtins): Add initial VSX support.
962 (rs6000_adjust_cost): Fix some spacing issues.
964 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
965 (REG_CLASS_NAMES): Ditto.
966 (REG_CLASS_CONTENTS): Ditto.
967 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
968 pointer, to add -mdebug=addr support.
969 (CANNOT_CHANGE_MODE_CLASS): Ditto.
970 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
971 -mdebug=addr support.
972 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
973 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
974 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
976 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
978 (bswapsi*): Set attribute types for load/store. Add combiner
979 patterns to eliminate zero extend on 64-bit.
980 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
981 stdbrx if the hardware supports those instructions.
983 2009-06-25 Ian Lance Taylor <iant@google.com>
985 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
986 (Link Options): Document -static-libstdc++.
988 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
991 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
992 DATA_ALIGNMENT instead.
994 2009-06-25 Richard Guenther <rguenther@suse.de>
996 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
997 indirect references against the callused/escaped solutions.
998 (call_may_clobber_ref_p_1): Likewise.
1000 2009-06-25 Martin Jambor <mjambor@suse.cz>
1002 PR tree-optimization/40493
1003 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1004 (enum unscalarized_data_handling): New type.
1005 (handle_unscalarized_data_in_subtree): Return what has been done.
1006 (load_assign_lhs_subreplacements): Handle left flushes differently.
1007 (sra_modify_assign): Use unscalarized_data_handling, simplified
1008 condition determining whether to remove the statement.
1010 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1012 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1013 excerpt - @ should be doubled for texinfo.
1015 2009-06-24 Ian Lance Taylor <iant@google.com>
1017 * config/arc/arc.c: Include "df.h".
1018 (arc_attribute_table): Make static. Move higher in file.
1019 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1020 (output_shift): Initialize n later to avoid warning.
1021 * config/arm/arm.c (arm_attribute_table): Make static. Move
1023 * config/avr/avr.c (avr_attribute_table): Make static. Move
1025 (reg_class_tab): Change array type from int to enum reg_class.
1026 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1028 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1029 (lshrhi3_out): Likewise.
1030 (class_likely_spilled_p): Change return type to bool.
1031 (avr_rtx_costs): Use local code variable with enum type.
1032 * config/avr/avr.md (movmemhi): Use add_reg_note.
1033 (andhi3, andsi3): Don't use AS2 with "and".
1034 (iorhi3, iorsi3): Don't use AS2 with "or".
1035 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1036 * config/crx/crx.c: Include "df.h".
1037 (crx_attribute_table): Make static.
1038 * config/m32r/m32r.c: Include "df.h".
1039 (m32r_attribute_table): Make static. Move higher in file.
1040 (pop): Use add_reg_note.
1041 (block_move_call): Change 0 to LCT_NORMAL in function call.
1042 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1043 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1044 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1045 declare, not just when TREE_CODE is defined.
1046 * config/m68hc11/m68hc11.c: Include "expr.h".
1047 (m68hc11_attribute_table): Make static. Move higher in file.
1048 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1050 (m68hc11_register_indirect_p): Likewise.
1051 (m68hc11_function_arg_padding): Change return type to enum
1053 (emit_move_after_reload): Use add_reg_note.
1054 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1055 (m68hc11_split_logical): Likewise.
1056 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1058 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1059 to VOIDmode in function call.
1060 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1062 (m68hc11_split_logical): Update declaration.
1063 (m68hc11_function_arg_padding): Update declaration.
1064 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1065 to array of enum reg_class.
1066 (mcore_attribute_table): Make static. Move higher in file.
1067 (mcore_rtx_costs): Add cast to enum type.
1068 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1069 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1070 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1072 * config/sh/predicates.md (trapping_target_operand): Rename and to
1074 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1076 * config/spu/spu.c (spu_attribute_table): Make static. Move
1078 * config/v850/v850.c (v850_attribute_table): Make static. Move
1080 (v850_rtx_costs): Use local code with enum type.
1081 (expand_epilogue): Add cast.
1082 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1084 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1087 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1088 -m2a-single-only and -m2a-nofpu.
1089 * config/sh/sh.opt: Document m2a generates FPU code.
1091 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1093 * defaults.h (CAN_ELIMINATE): Provide default.
1094 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1095 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1096 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1097 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1098 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1099 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1100 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1101 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1102 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1103 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1105 2009-06-24 DJ Delorie <dj@redhat.com>
1107 * mep-ext-cop.cpu: Fix copyright notice.
1108 * mep-default: Fix copyright notice.
1109 * mep-core: Fix copyright notice.
1110 * mep: Fix copyright notice.
1111 * mep-ivc2: Fix copyright notice.
1112 * mep-c5: Fix copyright notice.
1114 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1116 * doc/contrib.texi (Contributors):
1118 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1121 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1122 src and dst operands if necessary.
1124 2009-06-23 DJ Delorie <dj@redhat.com>
1127 * config.gcc: Add mep support.
1128 * recog.c: Resurrect validate_replace_rtx_subexp().
1129 * recog.h: Likewise.
1130 * config/mep/: Add new port:
1131 * config/mep/constraints.md: New file.
1132 * config/mep/default.h: New file.
1133 * config/mep/intrinsics.h: New file.
1134 * config/mep/intrinsics.md: New file.
1135 * config/mep/ivc2-template.h: New file.
1136 * config/mep/mep-c5.cpu: New file.
1137 * config/mep/mep-core.cpu: New file.
1138 * config/mep/mep-default.cpu: New file.
1139 * config/mep/mep-ext-cop.cpu: New file.
1140 * config/mep/mep-intrin.h: New file.
1141 * config/mep/mep-ivc2.cpu: New file.
1142 * config/mep/mep-lib1.asm: New file.
1143 * config/mep/mep-lib2.c: New file.
1144 * config/mep/mep-pragma.c: New file.
1145 * config/mep/mep-protos.h: New file.
1146 * config/mep/mep-tramp.c: New file.
1147 * config/mep/mep.c: New file.
1148 * config/mep/mep.cpu: New file.
1149 * config/mep/mep.h: New file.
1150 * config/mep/mep.md: New file.
1151 * config/mep/mep.opt: New file.
1152 * config/mep/predicates.md: New file.
1153 * config/mep/t-mep: New file.
1155 2009-06-23 Ian Lance Taylor <iant@google.com>
1157 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1158 from loose_warn into c_loose_warn and from strict_warn into
1159 c_strict_warn. Set and substitute warn_cxxflags. Check for
1160 --enable-build-with-cxx. Set and substitute
1161 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1162 * Makefile.in (CXXFLAGS): New variable.
1163 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1164 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1165 the default is the same as $(STRICT_WARN).
1166 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1167 (CXX): New variable.
1168 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1169 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1170 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1171 (HOST_LIBS): New variable.
1172 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1173 (ALL_CXXFLAGS): New variable.
1174 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1175 * doc/install.texi (Configuration): Document
1176 --enable-build-with-cxx, --with-stage1-ldflags,
1177 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1178 * configure: Rebuild.
1180 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1182 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1183 from previous commit.
1185 2009-06-23 Ian Lance Taylor <iant@google.com>
1187 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1189 2009-06-23 Ian Lance Taylor <iant@google.com>
1191 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1192 with ATTRIBUTE_UNUSED.
1194 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1195 Pat Haugen <pthaugen@us.ibm.com>
1196 Revital Eres <eres@il.ibm.com>
1198 * config.in (HAVE_AS_POPCNTD): Add default definition.
1199 (HAVE_AS_LWSYNC): Ditto.
1201 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1203 (gcc_cv_as_powerpc_cmpb): Ditto.
1204 (gcc_cv_as_powerpc_dfp): Ditto.
1205 (gcc_cv_as_powerpc_vsx): Ditto.
1206 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1207 supporting the popcntd/lwsync instructions.
1208 (gcc_cv_as_powerpc_lwsync): Ditto.
1209 * configure: Regenerate.
1211 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1212 -mcpu=native and -mcpu=power7.
1213 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1215 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1216 a variable instead of a mask to reduce the number of mask bits.
1217 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1218 (-mbit-word): Ditto.
1219 (-mregnames): Ditto.
1220 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1221 (-mfused-madd): Ditto.
1223 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1225 (-mvsx): New switch for VSX instructions.
1226 (-misel): Move from a variable to a mask to allow it to be set by
1229 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1230 function declaration to an array declaration.
1231 (rs6000_hard_regno_nregs): New external array declaration.
1233 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1234 files included by rs6000.md.
1236 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1237 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1239 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1241 (rs6000_debug_reg): New -mdebug= variables.
1242 (rs6000_debug_addr): Ditto.
1243 (rs6000_debug_cost): Ditto.
1244 (rs6000_pmode): New variable to hold Pmode.
1245 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1246 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1247 calculated at compiler start.
1248 (rs6000_hard_regno_nregs): Change function to an array which holds
1249 HARD_REGNO_NREGS calculated at compiler start.
1250 (rs6000_explicit_options): Delete isel field.
1251 (rs6000_vector_unit): New array to hold which vector unit
1252 supports arithmetic options for a given type.
1253 (rs6000_vector_mem): New array to hold which vector unit supports
1254 memory reference operations for a given type.
1255 (rs6000_vector_align): New array to given the alignment of each
1257 (power7_cost): New basic costs for power7.
1258 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1259 (rs6000_hard_regno_nregs_internal): New function, moved from
1260 HARD_REGNO_NREGS, to calculate the number of registers each hard
1261 register takes for each type.
1262 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1263 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1264 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1265 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1266 unit information here so it is calculated once at compiler startup
1268 (rs6000_override_options): Make -misel a target mask. Add more
1269 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1270 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1272 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1273 (rs6000_handle_option): Move -misel from variable to target mask.
1274 (rs6000_builtin_mask_for_load): Add VSX support.
1275 (rs6000_conditional_register_usage): Ditto.
1276 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1277 (function_arg_boundary): Ditto.
1278 (rs6000_expand_builtin): Ditto.
1279 (def_builtin): Make abort message a little friendlier.
1280 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1282 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1283 assembler support the popcntd instruction instead of a vsx
1284 instruction to enable power7 support.
1285 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1286 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1287 option to the assembler if -mcpu=native.
1288 (ASM_CPU_NATIVE_SPEC): Ditto.
1289 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1291 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1292 the lwsync instruction.
1293 (enum processor_type): Add PROCESSOR_POWER7.
1294 (rs6000_debug_reg): New -mdebug= options.
1295 (rs6000_debug_addr): Ditto.
1296 (rs6000_debug_cost): Ditto.
1297 (rs6000_isel): Delete.
1298 (enum rs6000_vector): New enum to say what vector unit we have.
1299 (VECTOR_UNIT_*): New macros to say which vector unit has
1300 arithmetic operations for a given type.
1301 (VECTOR_MEM_*): New macros to say which vector unit has memory
1302 operations for a given type.
1303 (TARGET_LDBRX): Whether the machine supports the ldbrx
1305 (TARGET_ISEL): Delete, -misel moved to be a mask.
1306 (TARGET_ISEL64): New macro for 64-bit isel support.
1307 (UNITS_PER_VSX_WORD): New macro.
1308 (POINTER_SIZE): Move to be an external variable, rather than
1309 calculating whether we are generating 32 ot 64-bit code.
1311 (STACK_BOUNDARY): Add VSX support.
1312 (LOCAL_ALIGNMENT): Ditto.
1313 (SLOW_UNALIGNED_ACCESS): Ditto.
1314 (VSX_REGNO_P): New macro for VSX support.
1315 (VFLOAT_REGNO_P): Ditto.
1316 (VINT_REGNO_P): Ditto.
1317 (VLOGICAL_REGNO_P): Ditto.
1318 (VSX_VECTOR_MODE): Ditto.
1319 (VSX_SCALAR_MODE): Ditto.
1321 (VSX_MOVE_MODE): Ditto.
1322 (VSX_REG_CLASS_P): Ditto.
1323 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1325 (UNITS_PER_SIMD_WORD): Add VSX support.
1326 (MODES_TIEABLE_P): Ditto.
1327 (STARTING_FRAME_OFFSET): Ditto.
1328 (STACK_DYNAMIC_OFFSET): Ditto.
1329 (EPILOGUE_USES): Ditto.
1330 (REGNO_REG_CLASS): Move to array lookup.
1331 (CLASS_MAX_NREGS): Ditto.
1332 (rs6000_vector_reg_class): Add declaration.
1333 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1334 overlap with the floating point and Altivec registers.
1336 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1338 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1339 give the appropriate asm switches if -mcpu=native.
1340 (host_detect_local_cpu): Add support for "asm".
1341 (host_detect_local_cpu): Follow GNU code guidelines for name.
1343 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1344 -mbit-word to a variable instead of being a target mask.
1346 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1347 emit the lwsync instruction instead of emitting the instruction as
1348 an integer constant.
1350 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1351 fixuns_trundfsi2, move expander into rs6000.md.
1353 * config/rs6000/rs6000.md (cpu): Add power7.
1354 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1355 (logical predicate patterns): Change the single instruction
1356 primitives that set CR0 to be fast_compare instead of compare.
1358 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1359 (popcntddi2): Ditto.
1360 (popcount<mode>): Ditto.
1361 (floating multiply/add insns): Name the floating point
1363 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1364 (isel_unsigned_<mode>): Ditto.
1365 (fixuns_trundfsi2): Move expander here from spe.md.
1366 (smindi3): Define if we have -misel on 64-bit systems.
1371 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1373 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1375 * config/avr/avr.c (avr_current_device): New variable.
1376 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1377 (avr_arch, mcu_type_s): Move to avr.h.
1378 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1379 default_data_section_start fields.
1380 (avr_arch): Moved from avr.c.
1381 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1382 library_name fields.
1383 (avr_current_device, avr_mcu_types, avr_arch_types,
1384 avr_device_to_arch, avr_device_to_data_start,
1385 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1386 (EXTRA_SPEC_FUNCTIONS): Define.
1387 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1388 options mapping. Use device_to_arch and device_to_data_start insted.
1389 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1390 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1391 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1392 * config/avr/driver-avr.c: New file.
1393 * config/avr/avr-devices.c: New file.
1395 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1397 * var-tracking.c (unshare_variable): Force initialized to
1398 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1399 (set_variable_part): Likewise.
1400 (struct variable_union_info): Remove pos_src field.
1401 (vui_vec, vui_allocated): New variables.
1402 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1403 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1404 == 1 use a simpler sorting algorithm. Compute pos field right
1405 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1406 Avoid quadratic comparison if !flag_var_tracking_uninit.
1407 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1408 unshare_variable unconditionally.
1409 (dataflow_set_different_2): Removed.
1410 (dataflow_set_different): Don't traverse second hash table.
1411 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1412 unconditionally to var_reg_set or var_mem_set.
1413 (emit_notes_in_bb): Likewise.
1414 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1416 (emit_note_insn_var_location): Don't set initialized to
1417 VAR_INIT_STATUS_INITIALIZED early.
1418 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1420 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1422 * tree-object-size.c (addr_object_size): Instead of checking
1423 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1424 are no FIELD_DECLs following it.
1426 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1428 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1429 order to match bswaps with signed source operands.
1431 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1433 * sdbout.c (sdbout_one_type): Fix braces in switch.
1435 2009-06-23 Richard Guenther <rguenther@suse.de>
1437 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1439 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1440 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1441 var_callused, callused_tree, var_storedanything, storedanything_tree,
1442 var_integer, integer_tree): Remove global variables.
1443 (new_var_info): Do not pass new id, append the new var to the
1444 global variable vector.
1445 (do_ds_constraint): Use is_global_var member of the variable-info.
1446 (new_scalar_tmp_constraint_exp): Adjust.
1447 (create_function_info_for): Likewise.
1448 (create_variable_info_for): Likewise.
1449 (find_what_var_points_to): Remove dead code.
1450 (init_base_vars): Simplify.
1451 (compute_points_to_sets): Adjust.
1453 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1455 * combine.c (try_combine): Dump information about the insns we're
1458 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1460 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1461 check when calling force_to_mode on TRUNCATE's operand.
1463 2009-06-22 Ian Lance Taylor <iant@google.com>
1465 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1467 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1469 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1471 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1473 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1474 override library linkage flags such as -static-libgcc or
1477 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1479 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1481 2009-06-22 Ian Lance Taylor <iant@google.com>
1483 * config/linux.opt: Put mglibc ahead of muclibc.
1485 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1486 for duplicate decls.
1488 2009-06-22 Matthias Klose <doko@ubuntu.com>
1490 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1492 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1495 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1496 instead of NULL if a parser error occurs.
1498 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1500 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1501 non-DWARF2_DEBUGGING_INFO version.
1503 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1505 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1506 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1508 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1509 (LIBGCC2_TF_CEXT): Define.
1512 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1515 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1517 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1519 * config/arm/arm.c (arm_override_options): Disable
1520 -mcaller-super-interworking and -mcallee-super-interworking.
1521 * doc/invoke.texi (ARM Options): Document this.
1523 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1525 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1526 * config/arm/constraints.md (j): New constraint for movw operands.
1527 (N): Remove thumb2 meaning.
1528 * config/arm/arm.md (*arm_movw): Delete.
1529 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1530 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1531 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1533 2009-06-22 Martin Jambor <mjambor@suse.cz>
1535 PR tree-optimization/40492
1536 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1537 build_ref_for_offset.
1539 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1541 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1542 JUMP_TABLE_DATA_P predicates where applicable.
1543 * auto-inc-dec.c: Ditto.
1544 * builtins.c: Ditto.
1545 * caller-save.c: Ditto.
1547 * cfgcleanup.c: Ditto.
1548 * cfglayout.c: Ditto.
1551 * combine-stack-adj.c: Ditto.
1557 * dwarf2asm.c: Ditto.
1558 * dwarf2out.c: Ditto.
1559 * emit-rtl.c: Ditto.
1565 * function.c: Ditto.
1568 * genpreds.c: Ditto.
1569 * genrecog.c: Ditto.
1571 * ira-costs.c: Ditto.
1572 * ira-lives.c: Ditto.
1575 * lower-subreg.c: Ditto.
1576 * modulo-sched.c: Ditto.
1578 * postreload.c: Ditto.
1579 * print-rtl.c: Ditto.
1588 * sched-vis.c: Ditto.
1590 * sel-sched-ir.c: Ditto.
1591 * simplify-rtx.c: Ditto.
1592 * targhooks.c: Ditto.
1593 * var-tracking.c: Ditto.
1594 * vmsdbgout.c: Ditto.
1596 2009-06-22 Matthias Klose <doko@ubuntu.com>
1598 * Makefile.in (install-plugin): Always use DESTDIR.
1600 2009-06-22 Olivier Hainque <hainque@adacore.com>
1602 * config/pa/pa.c (output_call): Don't optimize post call jumps
1603 into return address adjustments if the call may throw.
1605 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1607 * arm.c (thumb1_output_casesi): New function.
1608 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1609 optimizing for size or PIC.
1610 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1611 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1612 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1613 (thumb1_casesi_internal_pic): New expand rule.
1614 (thumb1_casesi_dispatch): New pattern.
1615 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1617 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1618 in the text seciton when PIC or optimizing for size.
1619 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1620 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1621 preservation properties of code.
1622 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1623 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1624 (__gnu_thumb1_case_si): New function.
1625 * t-arm (LIB1ASMSRC): Define here.
1626 (LIB1ASMFUNCS): Add some common functions.
1627 * t-arm-elf (LIB1ASMSRC): Delete.
1628 (LIB1ASMFUNCS): Append to existing set.
1629 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1630 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1631 * t-symbian (LIB1ASMFUNCS): Likewise.
1632 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1633 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1635 2009-06-21 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/38729
1638 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1639 to loops with a single exit if -fno-expensive-optimizations.
1641 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1643 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1644 (dataflow_set): Change vars type from htab_t to shared_hash.
1645 (shared_hash_pool, empty_shared_hash): New variables.
1646 (vars_clear): Removed.
1647 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1648 shared_hash_find_slot_unshare, shared_hash_find_slot,
1649 shared_hash_find_slot_noinsert, shared_hash_find): New
1651 (shared_hash_unshare, shared_hash_destroy): New functions.
1652 (unshare_variable): Unshare set->vars if shared, use
1654 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1655 (get_init_value, find_src_set_src, dump_dataflow_set,
1656 clobber_variable_part, emit_notes_for_differences): Use
1658 (dataflow_set_init): Remove second argument, set vars to
1659 empty_shared_hash instead of creating a new htab.
1660 (dataflow_set_clear): Call shared_hash_destroy and set vars
1661 to empty_shared_hash instead of calling vars_clear.
1662 (dataflow_set_copy): Don't call vars_copy, instead just share
1663 the src htab with dst.
1664 (variable_union): Use shared_hash_*, use initially NO_INSERT
1665 lookup if set->vars is shared. Don't keep slot cleared before
1666 calling unshare_variable. Unshare set->vars if needed.
1667 Even ->refcount == 1 vars must be unshared if set->vars is shared
1668 and var needs to be modified.
1669 (variable_canonicalize): New function.
1670 (dataflow_set_union): If dst->vars is empty, just share src->vars
1671 with dst->vars and traverse with variable_canonicalize to canonicalize
1672 and unshare what is needed.
1673 (dataflow_set_different): If old_set and new_set use the same shared
1674 htab, they aren't different. If number of htab elements is different,
1675 htabs are different. Use shared_hash_*.
1676 (dataflow_set_destroy): Call shared_hash_destroy instead of
1678 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1679 second argument to dataflow_set_init.
1680 (vt_initialize): Likewise. Initialize shared_hash_pool and
1681 empty_shared_hash, move bb in/out initialization afterwards.
1682 Use variable_htab_free instead of NULL as changed_variables del hook.
1683 (variable_was_changed): Change type of second argument to pointer to
1684 dataflow_set. When inserting var into changed_variables, bump
1685 refcount. Unshare set->vars if set is shared htab and slot needs to
1687 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1688 lookup if set->vars is shared. Unshare set->vars if needed.
1689 Even ->refcount == 1 vars must be unshared if set->vars is shared
1690 and var needs to be modified. Adjust variable_was_changed caller.
1691 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1692 vars must be unshared if set->vars is shared and var needs to be
1693 modified. Adjust variable_was_changed caller.
1694 (emit_note_insn_var_location): Don't pool_free var.
1695 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1697 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1698 free_alloc_pool on shared_hash_pool.
1700 2009-06-20 Anthony Green <green@moxielogic.com>
1702 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1703 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1705 2009-06-20 Richard Guenther <rguenther@suse.de>
1707 * tree-ssa-structalias.c (find_func_aliases): For memset use
1708 a constraint from NULL if we memset to zero.
1709 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1710 we explicitly handle that do not read from memory.
1711 (call_may_clobber_ref_p_1): Properly handle builtins that may
1714 2009-06-20 Richard Guenther <rguenther@suse.de>
1716 PR tree-optimization/40495
1717 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1718 (new_scalar_tmp_constraint_exp): New function.
1719 (process_constraint): Do not create temporary decls.
1720 (process_all_all_constraints): Likewise.
1721 (handle_const_call): Likewise.
1722 (create_function_info_for): Do not set decl.
1724 2009-06-19 Ian Lance Taylor <iant@google.com>
1726 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1727 (rs6000_attribute_table): Make static; move before use.
1729 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1731 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1732 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1733 Propagate the TREE_READONLY flag without overwriting it.
1734 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1735 Propagate the TREE_READONLY flag onto the result.
1736 (process_call_operands): Move around. Use correct constant value.
1738 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1741 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1742 * config/arm/arm.md: Likewise.
1744 2009-06-19 Ian Lance Taylor <iant@google.com>
1746 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1747 to GIMPLE_ERROR_MARK.
1749 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1750 op2_original_type parameters. Warn about using different enum types.
1751 * c-parser.c (c_parser_conditional_expression): Pass original
1752 types to build_conditional_expr.
1753 * c-tree.h (build_conditional_expr): Update declaration.
1755 2009-06-19 Ian Lance Taylor <iant@google.com>
1757 * config/i386/i386.c (ix86_function_specific_save): Test that
1758 fields match values, rather than testing the values are in a
1761 2009-06-19 Richard Guenther <rguenther@suse.de>
1763 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1765 (ptr_derefs_may_alias_p): Likewise.
1766 (ptr_deref_may_alias_ref_p_1): New function.
1767 (ptr_deref_may_alias_ref_p): Likewise.
1768 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1769 covered by looking at the ESCAPED solution.
1770 (call_may_clobber_ref_p_1): Likewise.
1771 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1772 Handle NULL_TREE offset. Do not produce redundant constraints.
1773 (process_all_all_constraints): New helper function.
1774 (do_structure_copy): Use it.
1775 (handle_lhs_call): Likewise.
1776 (find_func_aliases): Handle some builtins with pointer arguments
1777 and/or return values explicitly.
1779 2009-06-19 Ian Lance Taylor <iant@google.com>
1781 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1783 2009-06-19 Ian Lance Taylor <iant@google.com>
1785 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1787 2009-06-19 Ian Lance Taylor <iant@google.com>
1789 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1790 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1793 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1794 uninitialized const.
1796 2009-06-19 Ian Lance Taylor <iant@google.com>
1798 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1801 * c-decl.c (in_struct, struct_types): Remove.
1802 (struct c_binding): Add in_struct field.
1803 (c_binding_ptr): Define type, along with VEC.
1804 (struct c_struct_parse_info): Define.
1805 (struct_parse_info): New static variable.
1806 (bind): Initialize in_struct field.
1807 (start_struct): Remove enclosing_in_struct and
1808 enclosing_struct_types parameters. Add
1809 enclosing_struct_parse_info parameter. Change all callers. Set
1810 struct_parse_info rather than in_struct and struct_types.
1811 (grokfield): If -Wc++-compat and there is a symbol binding for the
1812 field name, set the in_struct flag and push it on the
1813 struct_parse_info->fields vector.
1814 (warn_cxx_compat_finish_struct): New static function.
1815 (finish_struct): Remove enclosing_in_struct and
1816 enclosing_struct_types parameters. Add
1817 enclosing_struct_parse_info parameter. Change all callers. Don't
1818 set C_TYPE_DEFINED_IN_STRUCT here. Call
1819 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1820 parameter. Only push on struct_types if warn_cxx_compat.
1821 (finish_enum): Only push on struct_types if warn_cxx_compat.
1822 (declspecs_add_type): Add loc parameter. Change all callers.
1823 Change all error calls to error_at. Pass loc, not input_location,
1824 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1825 defined in a struct. If -Wc++-compat and parsing a struct, record
1826 that a typedef name was used.
1827 * c-parser.c (c_parser_declspecs): Get location to pass to
1829 (c_parser_struct_or_union_specifier): Update calls to start_struct
1831 * c-tree.h (struct c_struct_parse_info): Declare.
1832 (finish_struct, start_struct): Update declarations.
1833 (declspecs_add_type): Update declaration.
1835 2009-06-19 Ian Lance Taylor <iant@google.com>
1837 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1838 variable with an anonymous type.
1840 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1842 * see.c: Remove for real.
1844 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1846 * optabs.h (enum optab_index): Add new OTI_significand.
1847 (significand_optab): Define corresponding macro.
1848 * optabs.c (init_optabs): Initialize significand_optab.
1849 * genopinit.c (optabs): Implement significand_optab using
1850 significand?f2 patterns.
1851 * builtins.c (expand_builtin_mathfn): Handle
1852 BUILT_IN_SIGNIFICAND{,F,L}.
1853 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1854 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1856 * config/i386/i386.md (significandxf2, significand<mode>2): New
1857 expanders to implement significandf, significand and significandl
1858 built-ins as inline x87 intrinsics.
1860 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1862 * config/avr/avr.c (avr_override_options): Remove setting value of
1863 PARAM_INLINE_CALL_COST.
1865 2009-06-18 Richard Henderson <rth@redhat.com>
1868 * tree-pass.h (TDF_ASMNAME): New.
1869 * tree-dump.c (dump_options): Add asmname.
1870 * doc/invoke.texi: Document it.
1872 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1873 (dump_decl_name): ...here.
1874 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1875 (dump_generic_node): Update dump_function_name calls.
1876 (print_call_name): New flags arg; update all dump calls.
1877 * diagnostic.h (print_call_name): Update.
1878 * gimple-pretty-print.c (dump_gimple_call): Update.
1880 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1883 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1885 2009-06-18 Diego Novillo <dnovillo@google.com>
1887 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1888 * plugin.c (str_license): Declare.
1889 (try_init_one_plugin): Assert that the symbol
1890 'plugin_is_GPL_compatible' exists.
1892 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1895 * Makefile.in (OBJS-common): Remove see.o.
1897 * common.opt (fsee): Mark as preserved for backward compatibility.
1898 * opts.c (common_handle_option): Add OPT_fsee to the backward
1899 compatibility section.
1900 * passes.c (init_optimization_passes, pass_see): Remove pass.
1901 * timevar.def (TV_SEE): Remove.
1902 * tree-pass.h (pass_see): Remove declaration.
1903 * doc/invoke.texi (-fsee): Remove documentation.
1905 2009-06-18 Martin Jambor <mjambor@suse.cz>
1907 * tree-sra.c: Include statistics.h
1908 (sra_stats): New variable.
1909 (sra_initialize): Clear sra_stats.
1910 (create_access_replacement): Increment sra_stats.replacements.
1911 (get_access_replacement): Do not return twice.
1912 (analyze_all_variable_accesses): Increment statistics counter by the
1913 number of scalarized aggregates.
1914 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1915 (sra_modify_expr): Increment sra_stats.exprs.
1916 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1917 (sra_modify_assign): Increment sra_stats.exprs,
1918 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1919 (perform_intra_sra): Update statistics counters.
1920 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1922 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1924 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1925 (arm_scalar_mode_supported_p): New function.
1927 2009-06-18 Paul Brook <paul@codesourcery.com>
1928 Sandra Loosemore <sandra@codesourcery.com>
1930 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1931 (__extendhfsf2, __truncsfhf2): Define.
1932 * config/arm/fp16.c: New file.
1933 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1934 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1936 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1938 * doc/extend.texi (Half-Precision): New section.
1939 * doc/invoke.texi (Option Summary): List -mfp16-format.
1940 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1941 * config/arm/arm.opt (mfp16-format=): New.
1942 * config/arm/arm.c: Include intl.h.
1943 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1944 (TARGET_INVALID_RETURN_TYPE): Redefine.
1945 (TARGET_PROMOTED_TYPE): Redefine.
1946 (TARGET_CONVERT_TO_TYPE): Redefine.
1947 (arm_fp16_format): Define.
1948 (all_fpus): Add entry for neon-fp16.
1949 (fp_model_for_fpu): Likewise.
1950 (struct fp16_format): Declare.
1951 (all_fp16_formats): Define.
1952 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1954 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1956 (arm_legitimate_index_p): Treat HFmode like HImode.
1957 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1958 (coproc_secondary_reload_class): Special-case HFmode.
1959 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1960 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1961 (arm_init_fp16_builtins): New.
1962 (arm_init_builtins): Call it.
1963 (arm_invalid_parameter_type): New.
1964 (arm_invalid_return_type): New.
1965 (arm_promoted_type): New.
1966 (arm_convert_to_type).
1967 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1969 (arm_emit_fp16_const): New function.
1970 (arm_mangle_type): Mangle __fp16 as "Dh".
1971 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1973 (TARGET_NEON_FP16): New.
1974 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1975 (enum fputype): Add FPUTYPE_NEON_FP16.
1976 (enum arm_fp16_format_type): Declare.
1977 (arm_fp16_format): Declare.
1978 (LARGEST_EXPONENT_IS_NORMAL): Define.
1979 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1980 * config/arm/arm-modes.def (HFmode): Define.
1981 * config/arm/vfp.md: (*movhf_vfp): New.
1984 * config/arm/arm.md: (fpu): Add neon_fp16.
1985 (floatsihf2, floatdihf2): New.
1986 (fix_trunchfsi2, fix_trunchfdi2): New.
1990 (*arm32_movhf): New.
1991 (*thumb1_movhf): New.
1992 (consttable_2): Add check for HFmode constants.
1993 (consttable_4): Handle HFmode constants.
1995 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1997 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1999 2009-06-17 Olivier Hainque <hainque@adacore.com>
2001 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2002 const char ** conversion in AIX specific section.
2004 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2006 * config/i386/i386.c (ix86_special_builtin_type): Remove
2007 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2008 (bdesc_special_args): Updated.
2009 (ix86_init_mmx_sse_builtins): Likewise.
2010 (ix86_expand_special_args_builtin): Likewise.
2012 2009-06-17 Richard Henderson <rth@redhat.com>
2014 * tree-pretty-print.c (maybe_dump_asm_name): New.
2015 (dump_decl_name): Use it.
2016 (PRINT_FUNCTION_NAME): Merge into...
2017 (dump_function_name): ... here. Use maybe_dump_asm_name.
2019 2009-06-17 Cary Coutant <ccoutant@google.com>
2021 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2023 * debug.c (struct gcc_debug_hooks): Change placeholder for
2025 (debug_nothing_int_charstar_int): Replaced by...
2026 (debug_nothing_int_charstar_int_bool): ...this.
2027 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2028 source_line prototype.
2029 (debug_nothing_int_charstar_int): Replaced by...
2030 (debug_nothing_int_charstar_int_bool): ...this.
2031 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2032 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2033 Output is_stmt operand when necessary.
2034 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2035 (notice_source_line): Add is_stmt parameter.
2036 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2037 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2039 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2040 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2042 2009-06-17 Ian Lance Taylor <iant@google.com>
2044 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2046 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2049 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2051 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2052 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2053 tree_strip_sign_nop_conversions and
2054 tree_ssa_strip_useless_type_conversions rather than stripping
2055 the operations here.
2056 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2058 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2059 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2060 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2061 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2064 2009-06-17 Michael Eager <eager@eagercon.com>
2066 * config/rs6000/constraints.md (register_constraint "d"): New.
2067 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2068 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2069 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2070 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2071 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2072 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2073 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2074 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2075 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2076 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2078 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2079 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2080 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2081 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2082 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2083 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2084 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2085 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2086 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2087 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2088 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2089 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2090 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2091 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2093 2009-06-16 Ian Lance Taylor <iant@google.com>
2095 * profile.c (total_num_never_executed): Don't define.
2096 (compute_branch_probabilities): Don't count or print
2098 (init_branch_prob): Don't set total_num_never_executed.
2099 (end_branch_prob): Don't print total_num_never_executed.
2101 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2103 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2105 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2107 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2108 (nabstd2_fpr): Same.
2110 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2112 * expr.c (expand_assignment): Change complex type check.
2114 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2116 * doc/plugins.texi (Building GCC plugins): Added new section.
2118 2009-06-17 Ian Lance Taylor <iant@google.com>
2120 * c-pch.c (get_ident): Don't set size of templ array.
2121 (pch_init): Don't set size of partial_pch array.
2123 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2124 string constant to intialize an array whose size is the length of
2127 2009-06-17 Richard Guenther <rguenther@suse.de>
2129 PR tree-optimization/40389
2130 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2131 to addressable types.
2132 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2134 2009-06-17 Richard Guenther <rguenther@suse.de>
2137 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2138 if there is no evolution of left in the loop bail out.
2139 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2140 chrec_fold_multiply.
2142 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2143 Janis Johnson <janis187@us.ibm.com>
2146 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2147 for the symbol ref of a constant that is the source of a move
2148 - nor for any other not-obvious-label-ref constants.
2150 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2152 * plugin.c (position_pass): Skip newly inserted pass during list
2153 traversal to avoid repeated insertion.
2155 2009-06-16 Ian Lance Taylor <iant@google.com>
2157 * vec.h (VEC_stack_alloc): Define different version if
2158 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2159 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2160 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2161 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2163 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2165 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2167 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2168 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2169 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2170 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2171 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2172 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2173 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2174 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2175 __builtin_ia32_rdtscp.
2176 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2177 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2178 and __builtin_ia32_rorhi.
2179 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2180 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2181 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2182 (ix86_expand_args_builtin): Likewise.
2183 (ix86_expand_special_args_builtin): Likewise.
2185 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2186 (UNSPECV_RDTSC): Likewise.
2187 (UNSPECV_RDPMC): Likewise.
2188 (*bsr): Renamed to ...
2190 (*bsr_rex64): Renamed to ...
2194 (*rdpmc_rex64): Likewise.
2197 (*rdtsc_rex64): Likewise.
2199 (*rdtscp): Likewise.
2200 (*rdtscp_rex64): Likewise.
2202 * config/i386/ia32intrin.h: New.
2204 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2206 2009-06-16 Ian Lance Taylor <iant@google.com>
2208 * ira-build.c (copy_info_to_removed_store_destinations):
2209 Initialize parent_a.
2211 2009-06-16 Ian Lance Taylor <iant@google.com>
2213 * c-decl.c (grokdeclarator): Change size_varies to bool.
2215 2009-06-16 Ian Lance Taylor <iant@google.com>
2217 * sel-sched.c: Make forward declarations of move_op_hooks and
2218 fur_hooks explicitly extern.
2220 2009-06-16 Ian Lance Taylor <iant@google.com>
2222 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2223 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2225 2009-06-16 Ian Lance Taylor <iant@google.com>
2227 * resource.c (mark_referenced_resources): Change
2228 include_delayed_effects parameter to bool. Change all callers.
2229 (mark_end_of_function_resources): Likewise.
2230 * reorg.c (insn_references_resource_p): Likewise.
2231 (insn_sets_resource_p): Likewise.
2232 * resource.h (mark_referenced_resources): Update declaration.
2233 (mark_end_of_function_resources): Update declaration.
2235 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2237 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2239 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2241 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2242 GCC can bootstrap on AIX with GNU Binutils 2.20.
2244 2009-06-16 Ian Lance Taylor <iant@google.com>
2246 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2248 2009-06-16 Ian Lance Taylor <iant@google.com>
2250 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2251 inline, not extern inline.
2252 (exact_log2): Likewise.
2253 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2255 (exact_log2): Likewise, but don't test CTZ_HWI.
2257 2009-06-16 Ian Lance Taylor <iant@google.com>
2259 * bitmap.c (bitmap_clear): Don't declare as inline.
2260 * gimple.c (gimplify_assign): Likewise.
2261 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2262 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2263 (sched_scan_info): Remove duplicate definition.
2265 2009-06-16 Ian Lance Taylor <iant@google.com>
2267 * c-common.c (skip_evaluation): Don't define.
2268 (c_inhibit_evaluation_warnings): Define global variable.
2269 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2270 than skip_evaluation.
2271 (convert_and_check, warn_for_div_by_zero): Likewise.
2272 * c-common.h (skip_evaluation): Don't declare.
2273 (c_inhibit_evaluation_warnings): Declare.
2274 * c-parser.c (c_parser_typeof_specifier): Set
2275 c_inhibit_evaluation_warnings rather than skip_evaluation.
2276 (c_parser_conditional_expression): Likewise.
2277 (c_parser_binary_expression): Likewise.
2278 (c_parser_sizeof_expression): Likewise.
2279 (c_parser_alignof_expression): Likewise.
2280 * c-typeck.c (build_indirect_ref): Check
2281 c_inhibit_evaluation_warnings rather than skip_evaluation.
2282 (build_conditional_expr, build_binary_op): Likewise.
2284 2009-06-16 Richard Guenther <rguenther@suse.de>
2286 * tree-ssa-alias.c (is_escape_site): Remove.
2287 * tree-ssa-alias.h (enum escape_type): Remove.
2288 (is_escape_site): Likewise.
2289 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2290 via casts and asms without deferring to is_escape_site.
2292 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2295 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2296 use gen_lowpart if op0 has complex mode.
2298 2009-06-16 Richard Guenther <rguenther@suse.de>
2300 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2301 variables add them to ESCAPED.
2302 (find_func_aliases): Do not make all indirectly stored values escaped.
2304 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2306 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2309 2009-06-16 Martin Jambor <mjambor@suse.cz>
2311 PR tree-optimization/40432
2312 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2313 check whether we need to force gimple register operand.
2315 2009-06-16 Martin Jambor <mjambor@suse.cz>
2317 PR tree-optimization/40413
2318 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2319 build_ref_for_offset.
2320 (propagate_subacesses_accross_link): Fix a typo in a comment.
2322 2009-06-16 Ira Rosen <irar@il.ibm.com>
2324 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2325 with additional parameter.
2326 * tree-vectorizer.h (enum vect_def_type): Add new value
2328 (enum vect_relevant): Add comments.
2329 (vect_is_simple_reduction): Add new argument.
2330 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2331 Detect nested cycles.
2332 (vect_is_simple_reduction): Update documentation, add an argument to
2333 distinguish inner-loop reduction from nested cycle, detect nested
2334 cycles, fix printings and indentation, don't swap operands in case
2336 (get_initial_def_for_reduction): Handle subtraction.
2337 (vect_create_epilog_for_reduction): Add new argument to specify
2339 (vect_finalize_reduction): Handle subtraction, fix comments.
2340 (vectorizable_reduction): Handle nested cycles. In case of nested
2341 cycle keep track of the reduction variable position. Call
2342 vect_is_simple_reduction with additional parameter. Use original
2343 statement code in reduction epilogue for nested cycle. Call
2344 vect_create_epilog_for_reduction with additional parameter.
2345 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2346 inner-loop vectorization.
2347 (vect_recog_widen_sum_pattern): Likewise.
2348 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2350 (vect_mark_stmts_to_be_vectorized): Likewise.
2351 (vect_get_vec_def_for_operand): Handle nested cycles.
2353 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2355 * doc/invoke.texi (Debugging Options): Fix option index entries
2356 for -fdump-statistics, -frandom-seed add entries for
2357 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2358 (FRV Options): Fix entries for -mTLS, -mtls.
2359 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2360 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2361 (M68hc1x Options): Fix @itemx for -mnominmax.
2362 (MCore Options): Fix entry for -mno-lsim.
2363 (MMIX Options): Fix entry for -mabi=mmixware.
2364 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2366 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2368 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2369 Mention the plugin mode of gengtype.
2370 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2371 * gengtype.c: Updated copyright.
2372 (plugin_files, nb_plugin_files) Added new static variables.
2373 (measure_input_list) Care about plugin_files.
2374 (write_rtx_next): Added early return in plugin mode.
2375 (create_file): Updated copyright year in generated file. Added
2377 (oprintf): Added early return if NULL outf.
2378 (get_output_file_with_visibility): Care of plugin_files.
2379 (get_output_file_name): May return null.
2380 (write_local): Added early return.
2381 (put_mangled_filename): Ditto.
2382 (finish_root_table): Added check for base_files.
2383 (write_roots): Care about null when plugins.
2384 (main): Added plugin mode.
2386 2009-06-15 Ian Lance Taylor <iant@google.com>
2388 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2389 * gcov.c (read_count_file): Add braces around variables declared
2392 * c.opt (Wjump-misses-init): New warning.
2393 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2394 -Wall and -Wc++-compat if not already set.
2395 (c_common_post_options): Clear warn_jump_misses_init if it was not
2397 * c-decl.c (struct c_binding): Change type field to a union with
2398 new label field. Make it the first field in the struct. Update
2399 references to type to use u.type instead.
2400 (struct c_spot_bindings): Define.
2401 (struct c_goto_bindings): Define.
2402 (c_goto_bindings_p): Define, along with VECs.
2403 (struct c_label_vars): Define.
2404 (struct c_scope): Add has_label_bindings field.
2405 (bind_label, set_spot_bindings): New static functions.
2406 (decl_jump_unsafe, update_spot_bindings): New static functions.
2407 (update_label_decls): New static function.
2408 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2409 Update binding u.label field to shadowed field.
2410 (c_binding_start_stmt_expr): New function.
2411 (c_binding_end_stmt_expr): New function.
2412 (pushdecl): Don't call c_begin_vm_scope.
2413 (make_label): Add defining and p_label_vars parameters. Change
2415 (lookup_label): Correct test for whether a label has not yet been
2416 defined. Call bind_label rather than bind.
2417 (warn_about_goto): New static function.
2418 (lookup_label_for_goto): New function.
2419 (declare_label): Call bind_label rather than bind.
2420 (check_earlier_gotos): New static function.
2421 (define_label): Don't give errors about jumping into statement
2422 expressions or scopes of variably modified types. Call
2423 set_spot_bindings and check_earlier_gotos. Call bind_label
2424 instead of bind. Don't set label_context_stack_se or
2425 label_context_stack_vm.
2426 (c_get_switch_bindings): New function.
2427 (c_release_switch_bindings): New function.
2428 (c_check_switch_jump_warnings): New function.
2429 (start_function): Don't set label_context_stack_se or
2430 label_context_stack_vm.
2431 (finish_function): Likewise.
2432 * c-typeck.c (label_context_stack_se): Don't define.
2433 (label_context_stack_vm): Don't define.
2434 (c_finish_goto_label): Call lookup_label_for_goto rather than
2435 lookup_label. Don't give errors about jumping into a statement
2436 expression or the scope of a variably modified type. Don't set
2437 label_context_stack_se or label_context_stack_vm.
2438 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2439 fields. Add bindings field.
2440 (c_start_case): Don't set deleted fields. Set bindings field.
2441 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2442 or blocked_vm. Call c_check_switch_jump_warnings.
2443 (c_finish_case): Don't test blocked_stmt_expr field. Call
2444 c_release_switch_bindings.
2445 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2446 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2447 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2448 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2449 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2450 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2451 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2452 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2453 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2454 (C_DECL_UNJUMPABLE_VM): Don't define.
2455 (C_DECL_UNDEFINABLE_VM): Don't define.
2456 (struct c_label_list): Don't define.
2457 (struct c_label_context_se): Don't define.
2458 (struct c_label_context_vm): Don't define.
2459 (struct c_spot_bindings): Declare.
2460 (c_bindings_start_stmt_expr): Declare.
2461 (c_bindings_end_stmt_expr): Declare.
2462 (lookup_label_for_goto): Declare.
2463 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2464 (c_check_switch_jump_warnings): Declare.
2465 (label_context_stack_se, label_context_stack_vm): Don't declare.
2466 (c_finish_goto_label): Update declaration.
2467 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2468 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2469 (Warning Options): Document -Wjump-misses-init.
2471 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2473 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2476 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2478 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2480 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2482 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2484 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2486 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2488 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2490 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2491 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2492 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2493 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2494 * dwarf2asm.c (dw2_force_const_mem): Update call to
2496 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2497 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2498 * langhooks.c (lhd_comdat_group): Remove.
2499 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2500 * tree.h (DECL_COMDAT_GROUP): New.
2501 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2502 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2503 (make_decl_one_only): Change signature.
2504 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2506 (make_decl_one_only): Change signature.
2507 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2509 2009-06-15 Richard Guenther <rguenther@suse.de>
2512 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2514 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2516 * tree-ssa-math-opts.c: Remove extra divide.
2518 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2520 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2522 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2524 * passes.c: Add bswap pass.
2525 * tree-pass.h: Add pass_optimize_bswap declaration.
2526 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2527 Include rtl.h, expr.h and optabs.h for optab_handler check.
2528 (struct symbolic_number, pass_optimize_bswap): New definition.
2529 (do_shift_rotate, verify_symbolic_number_p): New functions.
2530 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2531 (gate_optimize_bswap): New function.
2532 * tree.c (widest_int_cst_value): New function.
2533 * tree.h (widest_int_cst_value): Prototype added.
2535 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2537 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2538 REG_EQUAL/REG_EQUIV notes.
2540 2009-06-14 Richard Guenther <rguenther@suse.de>
2543 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2544 has its address taken if NRV was applied and it is addressable.
2545 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2546 function split out from ...
2547 (get_constraint_for_1): ... here.
2548 (handle_rhs_call): Use it to mark the return slot escaped if
2549 it is addressable and NRV was applied.
2551 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2553 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2554 Change first argument type to location_t.
2555 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2556 Do not set input_location.
2557 Use loc instead of input_location throughout.
2559 2009-06-13 Richard Guenther <rguenther@suse.de>
2561 PR tree-optimization/40421
2562 * tree-predcom.c (should_unroll_loop_p): Remove.
2563 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2565 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2567 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2568 Add location argument.
2570 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2572 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2574 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2575 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2576 * config/spu/spu-protos.h: Add location to
2577 spu_resolve_overloaded_builtin.
2578 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2579 spu_build_builtin_va_list.
2580 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2581 argument. Pass location to build_function_call_vec.
2582 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2584 (emit_fpu_switch): Same.
2585 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2586 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2587 to build_decl and create_artificial_label.
2588 (xtensa_gimplify_va_arg_expr): Same.
2589 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2590 (xstormy16_gimplify_va_arg_expr): Same.
2591 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2592 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2593 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2594 (mips16_build_function_stub): Same.
2595 (mips16_build_call_stub): Same.
2597 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2600 * arm/constraints.md (Pa, Pb): New constraints.
2601 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2602 split pattern to deal with them.
2604 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2606 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2607 fix index entry for -Xpreprocessor.
2609 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2611 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2612 Add location argument to build_decl call.
2613 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2614 (rs6000_init_builtins): Same.
2615 (spe_init_builtins): Same.
2616 (rs6000_gimplify_va_arg): Add location argument to
2617 create_artificial_label call.
2619 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2621 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2622 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2623 * Makefile.in: Fix GGC dependency for gcse.o.
2625 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2627 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2628 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2629 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2631 * c-parser.c (c_parser_binary_expression): Use current column while
2632 building binary operations.
2633 * common.opt (fshow-column): Enable by default.
2634 * tree-vrp.c (check_array_ref): Use warning_at.
2635 (check_array_bounds): Use location from call back if expr has no
2637 * tree.h: Add location argument to maybe_fold_*.
2638 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2639 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2640 (maybe_fold_offset_to_component_ref): Same.
2641 (maybe_fold_offset_to_reference): Same.
2642 (maybe_fold_offset_to_address): Same.
2643 (maybe_fold_stmt_indirect): Same.
2644 (maybe_fold_stmt_addition): Same.
2645 (fold_stmt_r): Pass location to maybe_fold_*.
2646 (fold_gimple_assign): Same.
2647 * c-tree.h: Add location argument to finish_decl,
2648 default_function_array_conversion, store_init_value.
2649 * c-decl.c (define_label): Use error_at.
2650 (c_make_fname_decl): Pass location to finish_decl.
2651 (finish_decl): New location argument.
2652 (build_compound_literal): Pass location to store_init_value.
2653 (grokdeclarator): Pass location to finish_decl.
2655 * c-typeck.c (array_to_pointer_conversion): New location argument.
2656 (function_to_pointer_conversion): Same.
2657 (default_function_array_conversion): Same.
2658 (parser_build_unary_op): Pass location to overflow_warning.
2659 (parser_build_binary_op): Same. Use warning_at.
2660 (build_unary_op): Pass location to array_to_pointer_conversion.
2661 (build_c_cast): Pass location to digest_init.
2662 (build_modify_expr): New location argument.
2663 (convert_for_assignment): Same.
2664 (store_init_value): Same.
2665 (digest_init): Same.
2666 (output_init_element): Pass location to digest_init and
2667 array_to_pointer_conversion.
2668 (c_finish_return): Pass location to convert_for_assignment.
2669 * gimplify.c (gimplify_conversion): Pass location to
2670 maybe_fold_offset_to_address.
2671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2672 to maybe_fold_stmt_addition.
2673 * c-omp.c (c_finish_omp_atomic): Pass new location to
2675 (c_finish_omp_for): Same.
2676 * c-common.c (overflow_warning): New argument.
2677 * c-common.h: New argument to build_modify_expr, overflow_warning.
2678 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2680 (c_parser_initializer): Pass location to
2681 default_function_array_conversion.
2682 (c_parser_initelt): Same.
2683 (c_parser_initval): Same.
2684 (c_parser_asm_operands): Same.
2685 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2686 (c_parser_conditional_expression): Same.
2687 (c_parser_binary_expression): Add location info to stack. Use it.
2688 (c_parser_unary_expression): Pass location to
2689 default_function_array_conversion, parser_build_unary_op,
2690 build_indirect_ref, c_parser_postfix_expression_after_primary.
2691 (c_parser_postfix_expression_after_primary): New location argument.
2693 (c_parser_expression_conv): Pass location to
2694 default_function_array_conversion.
2695 (c_parser_expr_list): Same.
2696 (c_parser_omp_atomic): Same.
2697 (c_parser_omp_for_loop): Same.
2698 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2699 (build_array_declarator): New argument.
2700 * c-decl.c (build_array_declarator): Add location argument.
2701 (grokdeclarator): Set id_loc for cdk_array.
2702 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2703 build_array_declarator.
2704 * tree.c (build_omp_clause): Add location argument.
2705 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2706 (OMP_CLAUSE_LOCATION): New macro.
2707 (struct tree_omp_clause): Add location field.
2708 (build_omp_clause): Add argument.
2709 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2710 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2712 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2713 (cp_parser_omp_clause_collapse): Same.
2714 (cp_parser_omp_clause_default): Same.
2715 (cp_parser_omp_clause_if): Same.
2716 (cp_parser_omp_clause_nowait): Same.
2717 (cp_parser_omp_clause_num_threads): Same.
2718 (cp_parser_omp_clause_ordered): Same.
2719 (cp_parser_omp_clause_schedule): Same.
2720 (cp_parser_omp_clause_untied): Same.
2721 (cp_parser_omp_for_loop): Same.
2722 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2723 * c-tree.h (c_start_case): Add location argument.
2724 (c_process_expr_stmt): Same.
2725 (c_finish_goto_*): Same.
2726 * tree-parloops.c (initialize_reductions): Pass location to
2728 (create_parallel_loop): Same.
2729 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2730 (gfc_trans_omp_reduction_list): Same.
2731 (gfc_trans_omp_clauses): Same.
2732 (gfc_trans_omp_do): Same.
2733 * c-typeck.c (c_finish_goto_label): Same.
2734 (c_finish_goto_ptr): New location argument.
2735 (c_start_case): Same.
2736 (emit_side_effect_warnings): Same.
2737 (c_process_expr_stmt): Same.
2738 (c_finish_stmt_expr): Same.
2739 (c_finish_omp_clauses): Use error_at instead of error.
2740 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2742 * c-omp.c (c_split_parallel_clauses): New location argument.
2743 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2744 to build_omp_clause.
2745 (convert_local_reference_stmt): Same.
2746 (convert_gimple_call): Same.
2747 * c-common.h (c_split_parallel_clauses): New argument.
2748 * c-parser.c (c_parser_statement_after_labels): Pass location to
2749 c_finish_goto_label.
2750 (c_parser_switch_statement): Pass location to c_start_case.
2751 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2752 and c_process_expr_stmt.
2753 (c_parser_omp_variable_list): Add location argument.
2754 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2755 (c_parser_omp_clause_default): Same.
2756 (c_parser_omp_clause_if): Same.
2757 (c_parser_omp_clause_num_threads): Same.
2758 (-c_parser_omp_clause_ordered): Same.
2759 (c_parser_omp_clause_reduction): Pass location to
2760 c_parser_omp_variable_list.
2761 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2762 (c_parser_omp_clause_untied): Same.
2763 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2764 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2766 * c-tree.h (check_for_loop_decls, undeclared_variable,
2767 build_component_ref, build_array_ref, build_external_ref,
2768 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2769 build_conditional_expr, build_compound_expr, c_cast_expr,
2770 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2771 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2773 * c-semantics.c (build_stmt): Same.
2774 (build_case_label): Same.
2775 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2776 (undeclared_variable): New argument.
2778 (lookup_label): Pass location on down.
2779 (define_label): Same.
2780 (finish_decl): Same.
2781 (build_compound_literal): Same.
2782 (finish_struct): Same.
2783 (finish_function): Do not set location here.
2784 (check_for_loop_decls): New argument.
2785 * tree.c (save_expr): Set location.
2786 (build_empty_stmt): New argument.
2787 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2788 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2789 * builtins.c (gimplify_va_arg_expr): Use locations.
2790 (expand_builtin_sync_operation): Same.
2791 * c-typeck.c (build_component_ref): New argument.
2792 (build_array_ref): Same.
2793 (build_external_ref): Same.
2794 (c_expr_sizeof_expr): Same.
2795 (c_expr_sizeof_type): Same.
2796 (parser_build_unary_op): Same.
2797 (build_conditional_expr): Same.
2798 (build_compound_expr): Pass location on down.
2799 (build_compound_expr): New argument.
2800 (build_c_cast): Same.
2801 (c_cast_expr): Same.
2802 (build_asm_expr): Same.
2803 (c_finish_return): Same.
2804 (c_process_expr_stmt): Pass location on down.
2805 (c_finish_stmt_expr): New argument.
2806 (push_clenaup): Same.
2807 (c_finish_omp_parallel): Same.
2808 (c_finish_omp_task): Same.
2809 * gimplify.c (gimplify_call_expr): Pass location on down.
2810 * c-omp.c (c_finish_omp_master): New argument.
2811 (c_finish_omp_critical): Same.
2812 (c_finish_omp_ordered): Same.
2813 (c_finish_omp_barrier): Same.
2814 (-c_finish_omp_taskwait): Same.
2815 (c_finish_omp_atomic): Same.
2816 (c_finish_omp_flush): Same.
2817 * tree-inline.c (copy_tree_body_r): Pass location on down.
2818 (inline_forbidden_p): Remove use of input_location.
2819 * c-gimplify.c (c_build_bind_expr): New argument.
2820 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2821 (c_sizeof_or_alignof_type): New argument.
2822 (c_alignof_expr): Same.
2823 (build_va_arg): Same.
2824 (c_add_case_label): Same.
2825 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2826 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2827 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2828 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2829 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2830 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2832 * stub-objc.c (objc_build_selector_expr): Same.
2833 (objc_build_throw_stmt): Same.
2834 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2835 (c_parser_initelt): Same.
2836 (c_parser_compound_statement): Same.
2837 (c_parser_compound_statement_nostart): Same.
2838 (c_parser_label): Same.
2839 (c_parser_statement_after_labels): Same.
2840 (c_parser_if_body): Same.
2841 (c_parser_else_body): Same.
2842 (c_parser_if_statement): Same.
2843 (c_parser_switch_statement): Same.
2844 (c_parser_while_statement): Same.
2845 (c_parser_do_statement): Same.
2846 (c_parser_for_statement): Same.
2847 (c_parser_asm_statement): Same.
2848 (c_parser_conditional_expression): Same.
2849 (c_parser_binary_expression): Same.
2850 (c_parser_cast_expression): Same.
2851 (c_parser_unary_expression): Same.
2852 (c_parser_sizeof_expression): Same.
2853 (c_parser_alignof_expression): Same.
2854 (c_parser_postfix_expression): Same.
2855 (c_parser_expression): Same.
2856 (c_parser_objc_receiver): Same.
2857 (c_parser_omp_variable_list): Same.
2858 (c_parser_omp_structured_block): Same.
2859 (c_parser_omp_atomic): New argument.
2860 (c_parser_omp_barrier): Same.
2861 (c_parser_omp_critical): Same.
2862 (c_parser_omp_flush): Pass location on down.
2863 (c_parser_omp_for_loop): New argument.
2864 (c_parser_omp_for): Same.
2865 (c_parser_omp_master): Same.
2866 (c_parser_omp_ordered): Same.
2867 (c_parser_omp_sections_scope): Same.
2868 (c_parser_omp_sections): Same.
2869 (c_parser_omp_parallel): Same.
2870 (c_parser_omp_single): Same.
2871 (c_parser_omp_task): Same.
2872 (c_parser_omp_taskwait): Pass location on down.
2873 (c_parser_omp_construct): Same.
2874 (c_parser_omp_threadprivate): Same.
2875 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2876 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2877 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2878 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2879 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2880 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2881 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2882 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2883 config/i386/i386.c, stmt.c:
2884 Add location argument to the following function definitions and/or
2885 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2886 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2887 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2888 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2889 do_case, c_finish_bc_stmt, build_compound_literal,
2890 build_function_call.
2891 * c-decl.c (build_compound_literal): Add location argument.
2892 Make all diagnostic calls use location.
2893 (start_struct): Same.
2894 (finish_struct): Same.
2896 (build_enumerator): Same.
2897 (start_function): Same.
2898 (grokdeclarator): Make all diagnostic calls use location.
2899 (store_parm_decls_oldstyle): Same.
2900 * c-typeck.c (build_function_call): Add location argument.
2901 Make all diagnostic calls use location.
2903 (c_finish_bc_stmt): Same.
2904 * tree-nested.c (get_trampoline_type): Add argument.
2905 Pass location to build_decl.
2906 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2907 * rtl.h (RTL_LOCATION): New.
2908 * c-common.c (c_add_case_label): Add location argument.
2909 Make all diagnostic calls use location.
2910 * c-common.h: Add location argument to make_fname_decl, do_case,
2911 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2912 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2913 Set it appropriately for every case. Pass enum_loc to start_enum
2914 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2916 (c_parser_struct_or_union_specifier): Save location. Use it for
2917 start_struct, finish_struct, and parser_xref_tag.
2919 2009-06-12 Ian Lance Taylor <iant@google.com>
2921 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2923 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2924 cpp_opts->warn_cxx_operator_names.
2926 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2929 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2930 is returns NULL and OP is a VCE, look through the VCE.
2932 2009-06-12 Ian Lance Taylor <iant@google.com>
2935 * collect2.c (main): Use CONST_CAST2 in code inside #if
2936 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2938 2009-06-12 Joey Ye <joey.ye@intel.com>
2941 * cfgexpand.c (get_decl_align_unit): Update
2942 max_used_stack_slot_alignment with align instead of
2943 stack_alignment_needed.
2945 * function.c (assign_stack_local_1): Update
2946 max_used_stack_slot_alignment with alignment_in_bits instead
2947 of stack_alignment_needed.
2948 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2951 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2953 * dwarf2out.c (last_var_location_insn): New variable.
2954 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2955 (dwarf2out_var_location): Don't record anything after last real
2956 insn. Only change labels if there were any real instructions
2957 in between last note and this one, or if changed sections.
2959 2009-06-11 Richard Henderson <rth@redhat.com>
2961 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2962 note when storing the frame pointer in a register.
2963 (FRP): Don't redefine to nothing for epilogue.
2964 (alpha_expand_epilogue): Mark register and sp restores.
2965 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2967 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2968 when gen_lowpart is needed.
2970 2009-06-11 Richard Henderson <rth@redhat.com>
2972 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2974 * dwarf2out.c (need_data_align_sf_opcode): New.
2975 (div_data_align): Move earlier.
2976 (def_cfa_1, reg_save): Use it.
2978 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2980 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2981 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2982 (ix86_handle_option): Handle OPT_mcrc32.
2983 (ix86_target_string): Add -mcrc32.
2984 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2986 * config/i386/i386.h (TARGET_CRC32): New.
2988 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2989 (sse4_2_crc32di): Likewise.
2991 * config/i386/i386.opt (mcrc32): New.
2993 * doc/invoke.texi: Document -mcrc32.
2995 2009-06-11 Richard Henderson <rth@redhat.com>
2997 * common.opt (gdwarf-): Accept a version number.
2998 * doc/invoke.texi (gdwarf-): Update docs.
2999 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3000 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3001 version level, and record it.
3003 * dwarf2.h (DW_CIE_VERSION): Remove.
3004 * dwarf2out.c (DWARF_VERSION): Remove.
3005 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3006 (output_call_frame_info): Use CIE version 3 for dwarf3,
3007 or if the return register column is out of range for version 1.
3008 (dwarf_stack_op_name): Add all dwarf3 values.
3009 (DEBUG_PUBTYPES_SECTION): New.
3010 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3011 encoding change for dwarf3.
3012 (output_die) [dw_val_class_die_ref]: Likewise.
3013 (output_compilation_unit_header): Emit correct version for dwarf3.
3014 (output_line_info): Likewise.
3015 (output_pubnames): Update for DWARF_VERSION removal.
3016 (output_aranges): Likewise.
3017 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3018 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3019 (dwarf2out_finish): Likewise.
3021 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3023 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3026 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3029 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3030 * builtins.c (expand_builtin_unreachable): New function.
3031 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3032 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3033 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3035 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3036 searching for missing barriers.
3038 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3040 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3041 when -fprofile-generate* was passed.
3042 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3044 2009-06-11 Anthony Green <green@moxielogic.com>
3046 * config/moxie/moxie.md: Define length attribute for all instructions.
3048 (*b<cond:code>): Support limited branch ranges for new PC-relative
3049 branch instructions.
3050 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3052 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3054 * config/i386/i386.c (min_insn_size): Use get_attr_length
3055 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3058 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3059 instead of emit_insn_before.
3061 2009-06-10 Ian Lance Taylor <iant@google.com>
3064 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3067 2009-06-10 Revital Eres <eres@il.ibm.com>
3069 * passes.c (init_optimization_passes): Reschedule
3070 predictive-commoning pass before complete unroll pass.
3072 2009-06-10 Martin Jambor <mjambor@suse.cz>
3074 * cgraph.c (cgraph_node_can_be_local_p): New function.
3075 (cgraph_make_node_local): New function.
3076 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3077 (cgraph_make_node_local): Declare.
3079 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3081 * tree.h (tree_base): Add packed_flag and user_align fields.
3082 Decrease size of spare field.
3083 (TYPE_USER_ALIGN): Use user_align from tree_base.
3084 (DECL_USER_ALIGN): Likewise.
3085 (TYPE_PACKED): Use packed_flag from tree_base.
3086 (DECL_PACKED): Likewise.
3087 (tree_type): Delete packed_flag and user_align fields. Widen
3088 precision field. Widen mode field and shuffle fields to align
3089 mode on an 8-bit boundary.
3090 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3091 Renumber decl_flag_* fields. Fix comments. Widen
3092 decl_common_unused field.
3093 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3094 (DECL_EXTERNAL): Likewise.
3095 (DECL_BIT_FIELD): Likewise.
3096 (DECL_NONADDRESSABLE_P): Likewise.
3097 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3098 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3100 2009-06-10 Ian Lance Taylor <iant@google.com>
3102 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3103 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3104 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3105 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3106 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3107 DEF_VEC_ALLOC_FUNC_P.
3108 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3109 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3110 DEF_VEC_ALLOC_FUNC_O.
3111 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3112 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3113 DEF_VEC_ALLOC_FUNC_I.
3114 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3115 (vec_stack_p_reserve_exact_1): Declare.
3116 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3117 (vec_stack_free): Declare.
3118 (VEC_stack_alloc): Define.
3119 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3120 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3121 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3122 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3124 (stack_vecs): New static variable.
3125 (vec_stack_p_reserve_exact_1): New function.
3126 (vec_stack_o_reserve_1): New static function.
3127 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3128 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3129 (vec_stack_free): New function.
3130 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3131 (VEC_df_ref_stack_alloc): Define.
3132 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3133 DEF_VEC_ALLOC_P_STACK.
3134 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3135 (struct df_collection_rec): Change _vec fields to VEC. Remove
3137 (df_free_collection_rec): Adjust for new fields.
3138 (df_insn_rescan): Use new df_collection_rec fields.
3139 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3140 (df_ref_create_structure, df_ref_record): Likewise.
3141 (df_get_conditional_uses, df_get_call_refs): Likewise.
3142 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3143 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3144 (df_record_exit_block_uses, df_bb_verify): Likewise.
3145 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3146 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3147 Remove count parameter. Change return type to void. Change all
3149 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3150 Remove count parameter. Change return type to void. Change all
3152 (df_install_refs): Change old_vec parameter to VEC. Remove count
3153 parameter. Change all callers.
3154 (df_install_mws): Change old_vec parameter to VEC. Remove count
3155 parameter. Change all callers.
3156 (df_refs_verify): Change new_rec parameter to VEC. Change call
3158 (df_mws_verify): Likewise.
3160 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3162 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3164 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3166 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3168 2009-06-10 Anthony Green <green@moxielogic.com>
3170 * config/moxie/crti.asm: New file.
3171 * config/moxie/crtn.asm: New file.
3172 * config/moxie/moxie.c: New file.
3173 * config/moxie/moxie.h: New file.
3174 * config/moxie/sfp-machine.h: New file.
3175 * config/moxie/moxie-protos.h: New file.
3176 * config/moxie/t-moxie: Created.
3177 * config/moxie/t-moxie-softfp: Created.
3178 * config/moxie/moxie.md: Created.
3179 * config/moxie/constraints.md: Created.
3180 * config.gcc: Add moxie support.
3181 * doc/md.texi (Machine Constraints): Add moxie constraints.
3182 * doc/contrib.texi (Contributors): Mention moxie port.
3183 * doc/install.texi (Specific): Mention the moxie port.
3185 2009-06-09 Ian Lance Taylor <iant@google.com>
3187 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3189 * optabs.c (optab_table): Only use designated initializers if
3190 HAVE_DESIGNATED_INITIALIZERS is defined.
3191 (convert_optab_table): Likewise.
3192 (init_optabs): Always call init_insn_codes if
3193 HAVE_DESIGNATED_INITIALIZERS is not defined.
3195 2009-06-09 Ian Lance Taylor <iant@google.com>
3197 * targhooks.c (default_builtin_vectorized_function): Change fn
3198 parameter to unsigned int.
3199 (default_builtin_vectorized_conversion): Change code parameter to
3201 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3202 * targhooks.h: Update declarations.
3203 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3204 parameter to unsigned int.
3206 * c-typeck.c (comptypes_check_enum_int): New static function.
3207 (comptypes_internal): Add enum_and_int_p parameter. Change all
3209 (comp_target_types): Add location parameter. Change all callers.
3210 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3212 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3213 (build_conditional_expr): Add colon_loc parameter. Change all
3215 (convert_for_assignment): Add location parameter. Change all callers.
3216 * c-parser.c (c_parser_conditional_expression): Pass location of
3217 colon to build_conditional_expr.
3218 * c-tree.h (build_conditional_expr): Update declaration.
3220 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3222 * graphite.c: Revert previous patch.
3224 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3227 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3229 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3231 * tree-ssa-loop-prefetch.c
3232 (loop_prefetch_arrays): Fixed a portability problem in printf format
3235 2009-06-09 Martin Jambor <mjambor@suse.cz>
3237 PR tree-optimization/40351
3238 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3239 refrence to a potential artifical subaccess can be constructed.
3241 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3243 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3244 (sh_override_options): Likewise.
3245 * config/sh/sh.c: Include params.h.
3246 (sh_optimization_options): New.
3247 (sh_override_options): Likewise.
3248 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3249 (OVERRIDE_OPTIONS): Use sh_override_options.
3251 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3253 * dwarf2out.c (emit_cfa_remember): New variable.
3254 (add_fde_cfi): If emit_cfa_remember, recurse to add
3255 DW_CFA_remember_state first.
3256 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3257 instead just set emit_cfa_remember.
3259 2009-06-08 Jan Hubicka <jh@suse.cz>
3262 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3264 2009-06-08 Jan Hubicka <jh@suse.cz>
3267 * cgraphunit.c (save_inline_function_body): Do not copy transform
3268 hooks for saved inline bodies.
3269 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3272 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3274 * jump.c (returnjump_p): Handle delayed branches. Add missing
3277 2009-06-08 Jan Hubicka <jh@suse.cz>
3280 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3281 original node might've been modified.
3282 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3284 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3286 * tree-object-size.c (addr_object_size): Add OSI argument.
3287 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3288 (compute_builtin_object_size, expr_object_size): Adjust callers.
3289 (plus_stmt_object_size): Call addr_object_size instead of
3290 compute_builtin_object_size.
3292 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3293 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3295 * tree-ssa-loop-prefetch.c
3296 (gather_memory_references): Introduced a counter for the number of
3298 (anything_to_prefetch_p): Introduced a counter for the number of
3300 (is_loop_prefetching_profitable): New function with a cost model
3302 (loop_prefetch_arrays): Use the new cost model to determine if
3303 prefetching is profitable.
3304 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3305 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3306 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3307 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3308 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3309 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3311 2009-06-08 Michael Matz <matz@suse.de>
3314 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3315 partitions use the same.
3316 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3317 for basevars of SSA_NAMEs.
3318 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3319 to not expand them twice.
3320 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3323 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3325 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3326 (fdump-final-insns=, gtoggle): New.
3327 * doc/invoke.texi: Document them.
3328 * final.c (rest_of_clean_state): Dump final insn stream.
3329 * gcc.c (invoke_as): Hook in -fcompare-debug.
3330 (static_spec_functions): Add compare-debug-dump-opt,
3331 compare-debug-self-opt and compare-debug-auxbase-opt.
3332 (compare_debug, compare_debug_second, compare_debug_opt): New.
3333 (switches_debug_check, n_switches_debug_check): New.
3334 (debug_auxbase_opt, debug_check_temp_file): New.
3335 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3337 (do_self_spec): Handle arguments after switches.
3338 (do_spec_1): Add .gk extension to temp file basenames for compare.
3339 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3340 (cc1_options): Use it instead of normal auxbase computation for
3341 the second compare-debug compilation.
3342 (compare_files): New.
3343 (main): Set up and implement compare debug mode.
3344 (compare_debug_dump_opt_spec_function): New.
3345 (compare_debug_self_opt_spec_function): New.
3346 (compare_debug_auxbase_opt_spec_function): New.
3347 * toplev.c (process_options): Handle flag_gtoggle,
3348 flag_dump_final_insns.
3349 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3350 during -fcompare-debug-second compilation.
3352 2009-06-07 Ian Lance Taylor <iant@google.com>
3354 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3355 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3357 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3358 with no default node. Change warning with %H to warning_at.
3359 Don't clear warn_switch around case checking.
3360 * doc/invoke.texi (Warning Options): Clarify distinction between
3361 -Wswitch and -Wswitch-enum.
3363 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3365 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3367 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3369 * gbl-ctors.h: Add header guard.
3371 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3373 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3374 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3375 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3376 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3377 prototypes for removed functions.
3378 (expressions_equal_p): Move to ...
3379 * tree-ssa-sccvn.h: ... here and ...
3380 * matrix-reorg.c: ... adjust includes.
3382 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3384 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3386 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3388 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3389 (finish_function): Remove erroneous whitespace.
3391 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3393 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3394 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3396 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3398 * errors.c (internal_error): Commentary typo fix.
3399 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3400 * tree-ssa-pre.c: Ditto.
3402 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3404 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3405 them is supposed to hold actual statements.
3407 2009-06-06 Ian Lance Taylor <iant@google.com>
3409 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3410 empty statements can now have attributes.
3412 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3414 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3415 * config/mips/mips.md: Ditto.
3417 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3419 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3421 (__eabi_uconvert): Likewise.
3423 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3425 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3426 CFI_* definitions with IN_GCC.
3428 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3430 * xcoffout.h (xcoffout_source_line): Update prototype.
3432 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3434 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3435 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3437 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3440 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3441 inlined_function_outer_scope_p blocks for artificial inlines
3443 * tree.c (tree_nonartificial_location): Rewrite using
3444 block_nonartificial_location.
3446 2009-06-05 Revital Eres <eres@il.ibm.com>
3447 Leehod Baruch <leehod@il.ibm.com>
3449 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3450 (expand_expr_real_1): Remove comment.
3451 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3452 Vectorize misaligned access when the target supports it.
3453 (vect_supportable_dr_alignment): Check for unaligned access support.
3454 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3457 2009-06-05 Julian Brown <julian@codesourcery.com>
3459 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3460 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3462 2009-06-05 Richard Guenther <rguenther@suse.de>
3465 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3468 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3470 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3471 (save_gprs): Don't tell unwinder when a global register is saved.
3472 (s390_emit_epilogue): Emit needed epilogue unwind info.
3474 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3476 * dwarf2out.c (deferred_asm_name): New.
3477 (add_name_and_src_coords_attributes): Defer creation of
3478 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3480 (move_linkage_attr): New.
3481 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3484 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3486 * tree-nested.c (finalize_nesting_tree_1): Declare the
3487 frame_decl in the binding tree.
3489 2009-06-04 Cary Coutant <ccoutant@google.com>
3491 * basic-block.h (struct basic_block_def): Add discriminator field.
3492 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3494 * debug.c (do_nothing_debug_hooks): Add additional entry.
3495 (debug_nothing_int_charstar_int): New function.
3496 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3497 (debug_nothing_int_charstar_int): New declaration.
3498 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3499 discriminator value in .loc directive.
3500 * final.c (last_discriminator): New variable.
3501 (discriminator): New variable.
3502 (final_start_function): Initialize above variables, pass current
3503 discriminator to debug hook.
3504 (notice_source_line): Check for discriminator change.
3505 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3506 * sdbout.c (sdbout_source_line): New parameter.
3507 * tree-cfg.c (struct locus_discrim_map): New structure type.
3508 (discriminator_per_locus): New hash table.
3509 (build_gimple_cfg): Allocate and free discriminator hash table.
3510 (make_edges): Call assign_discriminator.
3511 (locus_map_hash): New function.
3512 (locus_map_eq): New function.
3513 (next_discriminator_for_locus): New function.
3514 (same_line_p): New function.
3515 (assign_discriminator): New function.
3516 (make_cond_expr_edges): Call assign_discriminator.
3517 (make_gimple_switch_edges): Likewise.
3518 (first_non_label_stmt): New function.
3519 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3521 * xcoffout.c (xcoffout_source_line): Add new parameter.
3523 * configure.ac (gcc_cv_as_discriminator): New configury check for
3524 gas support for discriminator.
3525 * configure: Regenerate.
3526 * config.in: Regenerate.
3528 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3530 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3531 val after checking for integers.
3533 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3537 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3538 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3539 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3540 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3541 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3542 X64_SSE_REGPARM_MAX.
3543 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3544 X64_SSE_REGPARM_MAX.
3546 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3548 * gcc.c (report_times_to_file): New.
3549 (execute): Implement it.
3550 (process_command): Support -time=.
3551 * doc/invoke.texi: Document it.
3553 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3555 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3556 that have value exprs.
3558 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3560 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3561 declarations for constants until...
3562 (dw2_output_indirect_constant_1): ... this point.
3564 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3567 * arm.md (arm_addsi3): Don't try to split an add with an
3568 eliminable register until after reload has completed.
3570 2009-06-03 Ian Lance Taylor <iant@google.com>
3572 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3573 * genattrtab.c (write_length_unit_log): Likewise.
3574 * genchecksum.c (dosum): Likewise.
3575 * gengtype.c (write_rtx_next): Likewise.
3576 (finish_root_table, write_roots): Likewise.
3577 * gimple.c (gimple_ops_offset_): Likewise.
3578 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3579 * config/arc/arc.c (arc_attribute_table): Likewise.
3580 * config/arm/arm.c (arm_attribute_table): Likewise.
3581 * config/avr/avr.c (avr_attribute_table): Likewise.
3582 * config/crx/crx.c (crx_attribute_table): Likewise.
3583 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3584 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3585 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3586 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3587 * config/sh/sh.c (sh_attribute_table): Likewise.
3588 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3589 * config/spu/spu.c (spu_attribute_table): Likewise.
3590 * config/v850/v850.c (v850_attribute_table): Likewise.
3592 * config/alpha/alpha.c (vms_attribute_table): Make static.
3593 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3594 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3595 * config/mips/mips.c (mips_attribute_table): Likewise.
3597 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3599 (cc1-checksum.o): Likewise.
3601 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3603 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3605 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3607 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3608 insn if it is changing sp. Use gen_add3_insn instead of
3609 conditionally gen_addsi3 and gen_adddi3.
3610 (offset_below_red_zone_p): New static inline function.
3611 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3612 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3613 * config/rs6000/ppc-asm.h: Include auto-host.h.
3614 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3615 CFI_RESTORE): Define.
3616 * config/rs6000/crtresxgpr.asm: Add unwind info.
3617 * config/rs6000/crtresxfpr.asm: Likewise.
3618 * config/rs6000/crtresgpr.asm: Likewise.
3619 * config/rs6000/crtresfpr.asm: Likewise.
3620 * config/rs6000/crtsavgpr.asm: Likewise.
3621 * config/rs6000/crtsavfpr.asm: Likewise.
3623 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3624 argument of DWARF2_FRAME_REG_OUT macros.
3626 2009-06-03 Julian Brown <julian@codesourcery.com>
3628 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3629 words or less (including TImode) in core registers.
3631 2009-06-03 Richard Guenther <rguenther@suse.de>
3634 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3636 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3638 * statistics.c (statistics_counter_event): Do not record event
3639 in pass dump if its number == -1.
3640 (curr_statistics_hash): Add assert that we never get passes
3641 with static number == -1.
3643 2009-06-03 Richard Guenther <rguenther@suse.de>
3644 Andrey Belevantsev <abel@ispras.ru>
3646 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3647 non-BLKmode arrays addressable.
3649 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3651 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3652 * config/m68k/m68k.h: ... here.
3653 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3656 2009-06-03 Martin Jambor <mjambor@suse.cz>
3658 PR tree-optimization/40323
3659 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3662 2009-06-03 Richard Guenther <rguenther@suse.de>
3664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3667 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3669 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3670 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3671 JUMP_TABLE_DATA_P where applicable.
3672 * config/sh/sh.c: Ditto.
3673 * config/sh/sh.h: Ditto.
3674 * config/sh/sh.md: Ditto.
3675 * config/sh/symbian.c: Ditto.
3677 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/driver-i386.c (describe_cache): Optimize
3680 concatenation of strings. Use snprintf instead of sprintf.
3681 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3682 target when not compiling with GCC.
3684 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3686 * config/sh/sh.c: Revert last change.
3687 (sh_expand_epilogue): Emit a blockage insn before the frame
3688 pointer adjustment unconditionally.
3690 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3692 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3693 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3694 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3695 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3696 to COLLECT_GCC_OPTIONS.
3698 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3700 * collect2.c (target_system_root): New variable.
3701 (main): Handle --sysroot=.
3702 (ignore_library): Strip the sysroot from the library path.
3704 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3706 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3707 (collect2.o): Depend on collect2-aix.h.
3708 (collect2-aix.o): New rule.
3709 * collect2-aix.h: New file.
3710 * collect2-aix.c: Likewise.
3711 * collect2.c: Include collect2-aix.h. Don't undefine
3712 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3713 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3714 Use TARGET_AIX_VERSION instead of _AIX51.
3715 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3716 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3717 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3718 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3719 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3721 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3723 * collect2.c (ignore_library): Avoid premature post-increment
3726 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3728 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3729 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3730 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3731 CROSS_DIRECTORY_STRUCTURE too.
3732 (LINK_LIBG_SPEC): Likewise.
3733 (LIB_SPEC): Add %R to sysroot paths.
3734 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3735 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3736 * config/rs6000/aix51.h: As for aix43.h.
3737 * config/rs6000/aix52.h: Likewise.
3738 * config/rs6000/aix53.h: Likewise.
3739 * config/rs6000/aix61.h: Likewise.
3740 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3741 to the beginning of sysroot paths.
3743 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3745 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3746 INSN_LISTs that are out of the REG_NOTE range.
3748 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3750 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3751 (struct var_to_expand): Likewise.
3752 (struct opt_info): Add head and tail for linked lists of the above.
3753 (analyze_insn_to_expand_var): Initialize next.
3754 (analyze_iv_to_split_insn): Likewise.
3755 (analyze_insns_in_loop): Create linked lists.
3756 (allocate_basic_variable): Simplify for use without hash table.
3757 (insert_var_expansion_initialization): Likewise, make it type-safer.
3758 (combine_var_copies_in_loop_exit): Likewise.
3759 (apply_opt_in_copies): Walk lists rather than hash tables.
3760 (release_var_copies): Simplified and inlined by hand into...
3761 (free_opt_info): ... this function.
3763 2009-06-02 Richard Guenther <rguenther@suse.de>
3765 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3768 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3770 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3771 only for builtins that are not overridden.
3773 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3775 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3778 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3780 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3782 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3784 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3786 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3788 * common.opt (fdump-unnumbered-links): New.
3789 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3790 * print-rtl.c (flag_dump_unnumbered_links): New.
3791 (print_rtx): Test it.
3793 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3795 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3796 push/pop multiple to 8-byte alignment.
3798 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3800 * config/i386/i386.c (queued_cfa_restores): New static variable.
3801 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3803 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3804 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3805 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3806 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3807 note unconditionally.
3808 (ix86_emit_restore_regs_using_mov): Likewise.
3809 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3810 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3811 it through to ix86_emit_restore_reg_using_pop.
3812 (ix86_emit_leave): Add RED_OFFSET argument. Call
3813 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3814 instead of adding REG_CFA_OFFSET note unconditionally.
3815 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3816 the above functions. Call ix86_add_queued_cfa_restore_notes when
3819 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3820 force output of the label even for dwarf2out_do_cfi_asm.
3821 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3822 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3823 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3825 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3826 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3827 dwarf2out_cfi_label callers.
3828 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3829 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3830 Adjust dwarf2out_cfi_label callers.
3831 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3833 * config/i386/i386.h (struct machine_cfa_state,
3834 struct machine_function): Guard with ifndef USED_FOR_TARGET
3835 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3838 * emutls.c (__emutls_get_address): Change arr->size to mean number
3839 of allocated arr->data entries instead of # of slots + 1.
3842 * recog.c (peep2_reinit_state): New function.
3843 (peephole2_init_state): Use it at the end of a basic block and also
3844 when seeing a RTX_FRAME_RELATED_P insn.
3846 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3848 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3849 fixuns_truncrfdi2): New.
3850 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3851 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3852 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3853 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3854 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3855 *recip_approx): Remove.
3856 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3857 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3858 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3860 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3863 2009-06-01 Ian Lance Taylor <iant@google.com>
3865 * attribs.c (register_attribute): Use CONST_CAST.
3866 * collect2.c (main): Use CONST_CAST2.
3867 (scan_prog_file): Likewise.
3868 * gcc.c (process_command, main): Likewise.
3869 * toplev.c (toplev_main): Likewise.
3871 * c-typeck.c (handle_warn_cast_qual): New static function,
3872 partially broken out of build_c_cast.
3873 (build_c_cast): Call handle_warn_cast_qual.
3874 * doc/invoke.texi (Warning Options): Document new effect of
3877 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3879 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3880 (diagnostic_report_current_module): Print columns.
3881 * common.opt (flag_show_column): Enable by default.
3883 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3885 * alias.c (find_base_term): Check for NULL term before returning.
3887 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3889 Revert due to PR40320:
3890 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3891 * calls.c (emit_library_call_value_1): Don't force_operand for move
3894 2009-06-01 Olivier Hainque <hainque@adacore.com>
3895 Eric Botcazou <ebotcazou@adacore.com>
3897 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3898 to be processed as a bitfield for constructor output purposes.
3899 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3901 * varasm.c (oc_local_state): New type, output_constructor
3902 local state to support communication with helpers.
3903 (oc_outer_state): New type, output_constructor outer state of
3904 relevance in recursive calls.
3905 (output_constructor_array_range): New output_constructor helper,
3906 extracted code for an array range element.
3907 (output_constructor_regular_field): New output_constructor helper,
3908 extracted code for an element that is not a bitfield.
3909 (output_constructor_bitfield): New output_constructor helper,
3910 extracted code for a bitfield element. Accept an OUTER state
3911 argument for recursive processing. Recurse on record or array
3912 CONSTRUCTOR values, possibly past noop conversions.
3913 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3914 VALUE is a valid constant-valued expression for use in a static
3915 bit-field initializer.
3916 (output_constructor): Rework to use helpers. Accept and honor an
3917 OUTER state argument for recursive calls. Return total size. Be
3918 prepared for nested constructors initializing bitfields.
3919 (output_constant): Feed OUTER in calls to output_constructor.
3921 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3923 * calls.c (emit_library_call_value_1): Don't force_operand for move
3926 2009-06-01 Nick Clifton <nickc@redhat.com>
3928 * doc/invoke.texi (IA-64 Options): Fix typo.
3930 2009-06-01 Ira Rosen <irar@il.ibm.com>
3932 PR tree-optimization/39129
3933 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3935 (vect_do_peeling_for_loop_bound): Use
3936 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3937 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3938 (vect_loop_versioning): Likewise.
3939 (vect_create_cond_for_alias_checks): Fix indentation.
3940 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3942 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3943 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3944 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3945 "control flow in loop".
3946 (vect_estimate_min_profitable_iters): Use
3947 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3948 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3949 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3950 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3951 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3952 statement belongs to a group of strided accesses with the exact code
3954 (vectorizable_load): Likewise.
3955 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3956 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3958 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3960 * config/freebsd-stdint.h: New file.
3961 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3962 Add freebsd-stdint.h to tm_file.
3964 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3966 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3967 (thumb2_extendhidi2): Likewise.
3969 2009-05-31 Ian Lance Taylor <iant@google.com>
3971 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3973 2009-05-31 Ian Lance Taylor <iant@google.com>
3975 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3976 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3977 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3979 2009-05-31 Jason Merrill <jason@redhat.com>
3981 * tree-pretty-print.c (print_call_name): Take the callee, not the
3982 call itself. Make non-static. Use dump_function_name for functions.
3983 (dump_generic_node): Adjust.
3984 * diagnostic.h: Declare print_call_name.
3985 * gimple-pretty-print.c (dump_gimple_call): Use it.
3987 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3989 * config/sh/sh.md (ashldi3_std): New define_expand.
3992 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3995 * config/sh/sh.c: Include debug.h.
3996 (sh_expand_epilogue): Emit a blockage insn before the frame
3997 pointer adjustment also when dwarf2out_do_frame returns true.
3999 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4001 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4002 (thumb2_extendqidi2): New pattern.
4004 2009-05-31 Ira Rosen <irar@il.ibm.com>
4006 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4007 mark phis for renaming.
4008 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4009 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4010 Call mark_sym_for_renaming.
4011 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4012 * tree-vect-loop.c (vect_transform_loop): Remove
4013 vect_memsyms_to_rename initialization and a call to
4014 mark_set_for_renaming.
4016 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4019 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4020 frame related even if !set_cfa && style < 0.
4022 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4024 * config/i386/mingw-tls.c: New file.
4025 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4026 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4027 defining _WIN32 but not __CYGWIN__.
4029 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4031 * configure.ac: Add MPC support.
4033 * config.in, configure: Regenerate.
4035 2009-05-29 Richard Henderson <rth@redhat.com>
4037 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4038 NOTE_INSN_BASIC_BLOCK.
4039 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4040 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4041 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4043 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4045 (add_cfi): Disable check redefining cfa away from drap.
4046 (lookup_cfa_1): Add remember argument; handle remember/restore.
4047 (lookup_cfa): Pass remember argument.
4048 (cfa_remember): New.
4049 (compute_barrier_args_size_1): Remove sibcall check.
4050 (dwarf2out_frame_debug_def_cfa): New.
4051 (dwarf2out_frame_debug_adjust_cfa): New.
4052 (dwarf2out_frame_debug_cfa_offset): New.
4053 (dwarf2out_frame_debug_cfa_register): New.
4054 (dwarf2out_frame_debug_cfa_restore): New.
4055 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4056 (dwarf2out_begin_epilogue): New.
4057 (dwarf2out_frame_debug_restore_state): New.
4058 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4059 DW_CFA_restore_state.
4060 (output_cfi_directive): Likewise.
4061 (convert_cfa_to_fb_loc_list): Likewise.
4062 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4063 * dwarf2out.h: Update.
4064 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4065 (copy_insn_1): Early out for null.
4066 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4067 and dwarf2out_frame_debug_restore_state.
4068 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4069 (prologue_insn_hash, epilogue_insn_hash): New.
4070 (free_after_compilation): Adjust freeing accordingly.
4071 (record_insns): Create hash table if needed; push insns into
4072 hash instead of array.
4073 (maybe_copy_epilogue_insn): New.
4074 (contains): Search hash table instead of array.
4075 (sibcall_epilogue_contains): Remove.
4076 (thread_prologue_and_epilogue_insns): Split eh_return insns
4077 and mark them as epilogues.
4078 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4079 scanning in terms of basic blocks.
4080 * insn-notes.def (CFA_RESTORE_STATE): New.
4081 * jump.c (returnjump_p_1): Accept EH_RETURN.
4082 (eh_returnjump_p_1, eh_returnjump_p): New.
4083 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4084 CFA_REGISTER, CFA_RESTORE): New.
4085 * rtl.def (EH_RETURN): New.
4086 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4088 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4089 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4091 * config/i386/i386.c (gen_push): Update cfa state.
4092 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4093 add a CFA_ADJUST_CFA note.
4094 (ix86_dwarf_handle_frame_unspec): Remove.
4095 (ix86_expand_prologue): Update cfa state.
4096 (ix86_emit_restore_reg_using_pop): New.
4097 (ix86_emit_restore_regs_using_pop): New.
4098 (ix86_emit_leave): New.
4099 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4100 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4101 * config/i386/i386.h (struct machine_cfa_state): New.
4102 (ix86_cfa_state): New.
4103 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4104 (eh_return_internal): Merge from eh_return_<mode>,
4105 use eh_return rtx, split w/ epilogue.
4107 2009-05-29 Ian Lance Taylor <iant@google.com>
4109 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4111 * calls.c (emit_library_call_value_1): Likewise.
4113 * c-typeck.c (c_build_va_arg): New function.
4114 * c-tree.h (c_build_va_arg): Declare.
4115 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4116 instead of build_va_arg.
4118 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4120 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4121 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4122 (ptr_difference_cost): Use affine combinations to compute it.
4123 (difference_cost): Likewise.
4124 (get_computation_cost_at): Compute more accurate cost for addresses
4125 if the ratio is a multiplier allowed in addresses.
4126 For non-addresses, consider that an additional offset or symbol is
4129 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4131 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4132 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4134 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4135 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4136 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4138 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4139 to 1 for TYPE_SSE{IADD1,CVT1}.
4140 (prefix_vex_imm8): Removed.
4141 (length_vex): Only pass 1 as second argument to
4142 ix86_attr_length_vex_default if prefix_extra is 0.
4143 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4144 (length): For prefix vex computation use length_immediate
4145 attribute instead of prefix_vex_imm8.
4146 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4147 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4148 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4149 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4150 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4151 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4152 a space in between the operands.
4153 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4154 if one operand is 0xff and the other one si, di, bp or sp.
4155 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4156 other one si, di, bp or sp.
4157 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4158 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4159 type and mode attributes.
4160 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4161 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4162 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4163 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4164 prefix_data16 attribute iff MODE_DF.
4165 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4166 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4167 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4168 constm128_operand in length_immediate computation.
4169 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4170 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4171 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4172 length_immediate attribute to 1.
4173 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4174 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4175 for certain alternatives.
4176 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4177 prefix_data16 attribute if MODE_V1DF.
4178 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4179 length_immediate to 1.
4180 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4181 length_address to 4, set mode attribute to MODE_DI.
4182 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4183 (fxam<mode>2_i387): Set length attribute to 4.
4184 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4185 *prefetch_3dnow_rex): Override length_address attribute.
4186 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4188 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4189 (constm128_operand): Removed.
4190 * config/i386/i386.c (memory_address_length): For
4191 disp && !index && !base in 64-bit mode account for SIB byte if
4192 print_operand_address can't optimize disp32 into disp32(%rip)
4193 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4194 for fs: or gs: segment.
4195 (ix86_attr_length_immediate_default): When checking if shortform
4196 is possible, truncate immediate to the length of the non-shortened
4198 (ix86_attr_length_address_default): Ignore MEM_P operands
4200 (ix86_attr_length_vex_default): Only check for DImode on
4201 GENERAL_REG_P operands.
4202 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4203 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4204 (sse_cvttps2pi): Clear prefix_rep attribute.
4205 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4207 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4208 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4209 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4210 iff operand 2 is const_int_operand.
4211 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4212 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4213 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4215 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4217 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4218 prefix_data16 attribute for movlpd and movhpd instructions.
4219 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4220 length_immediate for shufpd instruction.
4221 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4222 (avx_cmpp<avxmodesuffixf2c><mode>3,
4223 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4224 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4225 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4226 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4227 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4228 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4229 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4230 prefix_data16 attribute for the first alternative to 1.
4231 (*avx_loadlps): Override length_immediate for the first alternative.
4232 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4233 attributes for second alternative.
4234 (*vec_concatv2sf_sse4_1): Override length_immediate and
4235 prefix_data16 attributes for second alternative.
4236 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4237 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4238 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4239 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4240 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4241 prefix_data16 and length_immediate to 1.
4242 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4244 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4245 prefix_extra attribute for variants that don't have 0f prefix alone.
4246 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4247 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4248 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4249 *sse4_1_pextrd): Set length_immediate to 1.
4250 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4251 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4253 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4254 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4255 length_immediate to 1 for second alternative.
4256 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4257 prefix_extra and length_immediate attributes for the first
4259 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4261 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4262 to 1 for the first and third alternative.
4263 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4265 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4267 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4269 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4270 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4271 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4272 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4273 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4274 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4275 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4276 ssse3_psign<mode>3): Override prefix_rex attribute.
4277 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4278 (ssse3_palignrti): Override length_immediate to 1.
4279 (ssse3_palignrdi): Override length_immediate to 1, override
4280 prefix_rex attribute.
4281 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4282 (sse4a_extrqi): Override length_immediate to 2.
4283 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4284 (sse4a_insertq): Override prefix_data16 to 0.
4285 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4286 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4287 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4288 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4289 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4290 and length_immediate to 1.
4291 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4292 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4293 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4294 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4295 and length_immediate to 1.
4296 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4297 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4298 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4299 avx_ptest256): Override prefix_extra to 1.
4300 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4301 Override prefix_data16 and length_immediate to 1.
4302 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4303 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4304 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4305 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4306 prefix_data16 to 0 and prefix_extra to 2.
4307 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4308 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4310 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4311 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4312 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4313 and prefix_extra to 2.
4314 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4315 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4316 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4317 avx_vpermilvar<mode>3,
4318 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4319 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4320 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4321 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4322 Override prefix_extra to 1.
4323 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4324 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4325 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4326 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4327 prefix_extra and length_immediate to 1.
4328 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4330 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4331 to 1 for the first alternative.
4332 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4333 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4335 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4336 *movv2sf_internal_avx, *movv2sf_internal): Override
4337 prefix_rep attribute for certain alternatives.
4338 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4339 attributes for certain alternatives.
4340 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4341 attributes for certain alternatives.
4342 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4343 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4344 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4345 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4346 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4347 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4348 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4349 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4350 length_immediate to 1 if operand 2 is const_int_operand.
4351 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4352 *vec_extractv2si_1): Set length_immediate attribute to 1.
4353 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4354 using old 3DNOW insn rather than SSE/3DNOW_A.
4355 (mmx_emms, mmx_femms): Clear modrm attribute.
4357 2009-05-29 Martin Jambor <mjambor@suse.cz>
4359 * tree-sra.c: New implementation of SRA.
4361 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4362 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4363 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4364 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4365 (SRA_MAX_STRUCTURE_COUNT): Removed.
4366 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4367 * doc/invoke.texi (sra-max-structure-size): Removed.
4368 (sra-field-structure-ratio): Removed.
4370 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4373 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4376 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4378 PR rtl-optimization/40101
4379 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4380 seqno. Adjust comment.
4381 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4382 inserting bookkeeping before a jump, the jump is not scheduled.
4383 When no positive seqno found, provide a value. Add comment.
4385 2009-05-29 Richard Guenther <rguenther@suse.de>
4387 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4388 short-cutting on the first component.
4390 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4393 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4394 for trees other than decls/types.
4396 2009-05-29 Richard Guenther <rguenther@suse.de>
4398 * tree-ssa-operands.c (get_expr_operands): Do not handle
4399 INDIRECT_REFs in the handled-component case. Remove
4400 unused get_ref_base_and_extent case.
4401 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4402 tree_low_cst and host_integerp where possible.
4403 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4404 codes for equivalence.
4405 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4407 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4409 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4410 to tmake_file for i[34567]86-*-cygwin*.
4412 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4415 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4416 (altivec_categorize_keyword, init_vector_keywords,
4417 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4420 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4422 * tree.c (handle_dll_attribute): Check if node is
4423 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4425 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4427 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4429 (thumb2_zero_extendqidi2): Likewise.
4431 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4433 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4434 instead of gen_movrt.
4435 * config/sh/sh.md (movrt): Remove.
4437 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4439 * doc/invoke.texi (IA-64 Options):
4440 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4441 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4442 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4443 -msched-prefer-non-control-spec-insns,
4444 -msched-stop-bits-after-every-cycle,
4445 -msched-count-spec-in-critical-path,
4446 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4447 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4448 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4449 and -msched-spec-verbose.
4451 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4453 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4454 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4456 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4458 2009-05-28 Richard Guenther <rguenther@suse.de>
4460 * tree-ssa-alias.c (ao_ref_init): New function.
4461 (ao_ref_base): Likewise.
4462 (ao_ref_base_alias_set): Likewise.
4463 (ao_ref_alias_set): Likewise.
4464 (refs_may_alias_p_1): Change signature.
4465 (refs_may_alias_p): Adjust.
4466 (refs_anti_dependent_p): Likewise.
4467 (refs_output_dependent_p): Likewise.
4468 (call_may_clobber_ref_p_1): Change signature.
4469 (call_may_clobber_ref_p): Adjust.
4470 (stmt_may_clobber_ref_p_1): New function split out from ...
4471 (stmt_may_clobber_ref_p): ... here.
4472 (maybe_skip_until): Adjust signature.
4473 (get_continuation_for_phi): Likewise.
4474 (walk_non_aliased_vuses): Likewise.
4475 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4476 (ao_ref_init): Declare.
4477 (ao_ref_base): Likewise.
4478 (ao_ref_alias_set): Likewise.
4479 (stmt_may_clobber_ref_p_1): Likewise.
4480 (walk_non_aliased_vuses): Adjust.
4481 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4482 (get_ref_from_reference_ops): remove.
4483 (vn_reference_lookup_2): Adjust signature.
4484 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4485 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4486 (vn_reference_lookup): Adjust.
4487 (vn_reference_insert): Likewise.
4488 (vn_reference_insert_pieces): Adjust signature.
4489 (visit_reference_op_call): Adjust.
4490 * tree-ssa-pre.c (get_expr_type): Simplify.
4491 (phi_translate_1): Adjust.
4492 (compute_avail): Likewise.
4493 (translate_vuse_through_block): Do not re-build trees.
4494 (value_dies_in_block_x): Likewise.
4495 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4497 (vn_reference_lookup_pieces): Adjust declaration.
4498 (vn_reference_insert_pieces): Likewise.
4500 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4502 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4503 with checking disabled.
4505 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4509 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4510 macro definition for support of three-operand format aligned
4511 .comm directive in assembler on cygwin/pe/mingw target OS.
4512 * configure: Regenerate.
4513 * config.h: Regenerate.
4515 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4516 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4517 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4519 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4520 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4522 2009-05-28 Ira Rosen <irar@il.ibm.com>
4524 PR tree-optimization/40254
4525 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4526 in analysis of basic blocks.
4528 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4531 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4532 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4533 (TARGET_INITIALIZER): Use it.
4534 * cse.c (CHEAPER): Move it up to the other macros.
4535 (insert): Rename this ...
4536 (insert_with_costs): ... to this. Add cost parameters. Update
4538 (insert): New function. Call insert_with_costs.
4539 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4540 find_reg_offset_for_const, try_const_anchors): New functions.
4541 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4542 when using a const-anchor. Call insert_const_anchors.
4543 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4544 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4546 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4548 * tree-inline.c (remap_decls): Enable nonlocalized variables
4549 when not optimizing.
4551 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4553 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4554 Simplify other tests involving optimize.
4556 2009-05-27 Tom Tromey <tromey@redhat.com>
4558 * unwind-dw2.c (_Unwind_DebugHook): New function.
4559 (uw_install_context): Call _Unwind_DebugHook.
4561 2009-05-27 Tom Tromey <tromey@redhat.com>
4563 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4565 2009-05-27 Ian Lance Taylor <iant@google.com>
4567 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4568 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4569 (ALL_LINKERFLAGS): Define.
4570 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4571 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4572 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4573 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4574 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4575 $(LINKER_FOR_BUILD).
4576 (build/gcov-iov$(build_exeext)): Likewise.
4578 2009-05-27 Julian Brown <julian@codesourcery.com>
4580 * gcse.c (target.h): Include.
4581 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4582 copy of argument to a pseudo register.
4584 2009-05-27 Diego Novillo <dnovillo@google.com>
4586 * tree-ssa-live.c (dump_scope_block): Document arguments.
4587 (dump_scope_blocks): Document.
4588 (debug_scope_blocks): New.
4589 * tree-flow.h (debug_scope_blocks): Declare.
4591 2009-05-21 Denis Chertykov <denisc@overta.ru>
4593 * doc/contrib.texi (Contributors): Add myself to the list.
4595 2009-05-27 Olivier Hainque <hainque@adacore.com>
4597 * expr.c (target_align): New function. Alignment the TARGET of an
4598 assignment may be assume to have.
4599 (highest_pow2_factor_for_target): Use it instead of relying on
4600 immediate tree attributes of TARGET, not necessarily honored when
4601 intermediate bitfields are involved.
4603 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4606 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4607 AVX, SSE4, AES, PCLMUL and POPCNT.
4609 2009-05-27 Diego Novillo <dnovillo@google.com>
4611 * tree-pretty-print.c (dump_location): New.
4612 (dump_generic_node): Call it.
4613 Factor code to handle BLOCK nodes ...
4614 (dump_block_node): ... here.
4616 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4618 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4620 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4622 * gcc-plugin.h: Include config.h and system.h.
4623 (IN_GCC): Define if not defined.
4625 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4628 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4631 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4633 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4635 * config/m32r/m32r.h: Ditto.
4636 * config/m32r/m32r.md: Ditto.
4637 * config/m32r/predicates.md: Ditto.
4639 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4641 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4643 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4646 (Loading plugins): typo.
4647 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4648 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4649 (Interacting with the GCC Garbage Collector): Added new section.
4650 (Giving information about a plugin): Added new section for
4652 * ggc.h (ggc_register_root_tab): Added declaration.
4653 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4654 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4655 (register_callback): Improved comment in declaration.
4656 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4657 (extra_root_vec) Added static variable for dynamic roots registration.
4658 (ggc_register_root_tab) Added new routine.
4659 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4660 PLUGIN_GGC_MARKING event.
4661 * ggc-zone.c: Include plugin.h.
4662 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4663 * ggc-page.c: Include plugin.h.
4664 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4665 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4666 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4667 (register_callback): check lack of callbacks for
4668 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4669 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4670 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4671 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4672 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4673 dependency on plugin.h.
4674 (plugin.o): Added dependency on ggc.h...
4676 2009-05-26 Richard Guenther <rguenther@suse.de>
4680 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4681 with mismatched comparison modes.
4683 * expr.c (expand_expr_real_1): Expand the operand of a
4684 VIEW_CONVERT_EXPR in its natural mode.
4686 2009-05-26 Ian Lance Taylor <iant@google.com>
4688 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4689 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4690 (ALL_COMPILERFLAGS): Define.
4691 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4692 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4693 (collect2$(exeext), collect2.o): Likewise.
4694 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4695 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4696 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4697 (libbackend.o, intl.o, cppdefault.o): Likewise.
4698 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4699 (build/%.o): Use $(COMPILER_FOR_BUILD).
4700 (build/gen%$(build_exeext)): Likewise.
4701 (build/gcov-iov$(build_exeext)): LIkewise.
4702 * config/t-darwin (darwin.o): Use $(COMPILER).
4703 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4704 * config/t-sol2 (sol2-c.o): Likewise.
4706 * config/t-vxworks (vxworks.o): Likewise.
4707 * config/x-darwin (host-darwin.o): Likewise.
4708 * config/x-hpux (host-hpux.o): Likewise.
4709 * config/x-linux (host-linux.o): Likewise.
4710 * config/x-solaris (host-solaris.o): Likewise.
4711 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4712 * config/arm/t-arm (arm-c.o): Likewise.
4713 * config/arm/t-pe (pe.o): Likewise.
4714 * config/arm/t-wince-pe (pe.o): Likewise.
4715 * config/i386/t-cygming (winnt.o): Likewise.
4716 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4717 * config/i386/t-cygwin (cygwin1.o): Likewise.
4718 (cygwin2.o): Likewise.
4719 * config/i386/t-i386 (i386-c.o): Likewise.
4720 * config/i386/t-interix (winnt.o): Likewise.
4721 * config/i386/t-netware (netware.o): Likewise.
4722 * config/i386/t-nwld (nwld.o): Likewise.
4723 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4724 * config/i386/x-i386 (driver-i386.o): Likewise.
4725 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4726 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4727 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4728 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4729 * config/mips/x-native (driver-native.o): Likewise.
4730 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4731 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4732 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4733 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4734 * config/score/t-score-elf (score7.o): Likewise.
4735 (score3.o): Likewise.
4736 * config/sh/t-sh (sh-c.o): Likewise.
4737 * config/sh/t-symbian (sh-c.o): Likewise.
4738 (symbian.o): Likewise.
4739 * config/spu/t-spu-elf (spu-c.o): Likewise.
4740 * config/v850/t-v850 (v850-c.o): Likewise.
4741 * config/v850/t-v850e (v850-c.o): Likewise.
4743 2009-05-26 Richard Guenther <rguenther@suse.de>
4745 PR tree-optimization/40122
4746 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4747 VECTOR_CSTs if possible.
4748 (fold_gimple_assign): Likewise.
4750 2009-05-26 Richard Guenther <rguenther@suse.de>
4753 * fold-const.c (fold_binary): Use the correct types for building
4756 2009-05-26 Richard Guenther <rguenther@suse.de>
4758 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4759 redundant calls to merge_alias_info.
4760 (bump_vector_ptr): Likewise.
4761 * tree-ssa-copy.c (merge_alias_info): Remove.
4762 (replace_exp_1): Remove call to merge_alias_info.
4763 (propagate_tree_value): Likewise.
4764 (fini_copy_prop): Propagate points-to info.
4765 * tree-flow.h (merge_alias_info): Remove.
4767 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4769 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4771 2009-05-25 Jan Hubicka <jh@suse.cz>
4773 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4774 * cgraph.h (struct inline_summary): New filed self_wize,
4775 size_inlining_benefit, self_time and time_inlining_benefit.
4776 (struct cgraph_global_info): Replace insns by time ans size fields.
4777 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4778 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4779 (ipcp_update_callgraph): Do not touch function bodies.
4780 * ipa-inline.c: Include except.h
4781 (MAX_TIME): New constant.
4782 (overall_insns): Remove.
4784 (overall_size, max_benefit): New static variables.
4785 (cgraph_estimate_time_after_inlining): New function.
4786 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4787 (cgraph_clone_inlined_nodes): Update size.
4788 (cgraph_mark_inline_edge): Update size.
4789 (cgraph_estimate_growth): Use size info.
4790 (cgraph_check_inline_limits): Check size.
4791 (cgraph_default_inline_p): Likewise.
4792 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4793 (cgraph_decide_recursive_inlining): Check size.
4794 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4796 (cgraph_decide_inlining): Likewise.
4797 (cgraph_decide_inlining_incrementally): Likewise; honor
4798 PARAM_EARLY_INLINING_INSNS.
4799 (likely_eliminated_by_inlining_p): New predicate.
4800 (estimate_function_body_sizes): New function.
4801 (compute_inline_parameters): Use it.
4802 * except.c (must_not_throw_labels): New function.
4803 * except.h (must_not_throw_labels): Declare.
4804 * tree-inline.c (init_inline_once): Kill inlining_weigths
4805 * tree-ssa-structalias.c: Avoid uninitialized warning.
4806 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4807 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4808 (PARAM_INLINE_CALL_COST): Remove.
4809 (PARAM_EARLY_INLINING_INSNS): New.
4811 2009-05-25 Richard Guenther <rguenther@suse.de>
4813 PR tree-optimization/36327
4814 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4815 callback for reference translation or lookup at the point of may-defs.
4816 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4817 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4818 for union COMPONENT_REFs.
4819 (vn_reference_lookup_3): New callback. Lookup from memset
4820 and CONSTRUCTOR assignment, translate through struct copies.
4821 (vn_reference_lookup_pieces): Make sure to not free the
4822 passed operands array. Adjust walk_non_aliased_vuses call.
4823 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4824 make sure we do not leak memory.
4826 2009-05-25 Richard Guenther <rguenther@suse.de>
4828 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4829 * tree-inline.c (expand_call_inline): Reset the escaped and
4831 * tree-ssa-structalias.c (pass_build_ealias): New.
4832 * tree-pass.h (pass_build_ealias): Declare.
4833 * passes.c (init_optimization_passes): Add PTA during
4834 early optimizations.
4835 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4836 and CALLUSED solutions.
4837 (dump_points_to_solution): New function, split out from ...
4838 (dump_points_to_info_for): ... here.
4839 * tree-parloops.c (parallelize_loops): Reset the escaped and
4842 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4845 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4846 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4848 2009-05-25 Ira Rosen <irar@il.ibm.com>
4850 PR tree-optimization/40238
4851 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4852 statements after basic block's labels.
4853 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4854 to free the allocated memory.
4856 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4858 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4859 return address with a USE.
4861 2009-05-24 Richard Guenther <rguenther@suse.de>
4864 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4865 array type from the main variant of the inner type.
4867 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4869 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4870 definition to bool (from int) to un-break build.
4871 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4873 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4875 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4876 discard_stmt_changes): Delete.
4877 * tree-ssa-operands.c (scb_stack): Delete.
4878 (init_ssa_operands): Do not initialize it.
4879 (fini_ssa_operands): Do not free it.
4880 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4882 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4883 update_stmt, remove the others. Fix comments.
4884 * tree-dfa.c (optimize_stack_restore): Likewise.
4885 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4886 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4887 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4888 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4890 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4891 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4892 (dom_opt_finalize_block): Likewise, adjusting access to
4894 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4895 (stmts_to_rescan): Change item type to gimple.
4896 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4898 2009-05-24 Ira Rosen <irar@il.ibm.com>
4900 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4901 * tree-pass.h (pass_slp_vectorize): New pass.
4902 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4903 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4904 * tree-vectorizer.c (timevar.h): Include.
4905 (user_vect_verbosity_level): Declare.
4906 (vect_location): Fix comment.
4907 (vect_set_verbosity_level): Update user_vect_verbosity_level
4908 instead of vect_verbosity_level.
4909 (vect_set_dump_settings): Add an argument. Ignore user defined
4910 verbosity if dump flags require higher level of verbosity. Print to
4911 stderr only for loop vectorization.
4912 (vectorize_loops): Update call to vect_set_dump_settings.
4913 (execute_vect_slp): New function.
4914 (gate_vect_slp): Likewise.
4915 (struct gimple_opt_pass pass_slp_vectorize): New.
4916 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4918 (vec_info_for_bb): New function.
4919 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4920 (VECTORIZATION_ENABLED): New macro.
4921 (SLP_ENABLED, SLP_DISABLED): Likewise.
4922 (vect_is_simple_use): Add bb_vec_info argument.
4923 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4924 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4925 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4926 vect_schedule_slp, vect_analyze_slp): Likewise.
4927 (vect_analyze_stmt): Add slp_tree argument.
4928 (find_bb_location): Declare.
4929 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4930 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4931 (vect_analyze_loop_operations, vect_analyze_loop,
4932 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4933 vect_finalize_reduction, vectorizable_reduction,
4934 vectorizable_live_operation, vect_transform_loop): Likewise.
4935 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4936 skip evolution analysis if analyzing a basic block.
4937 (dr_analyze_indices): Likewise.
4938 (initialize_data_dependence_relation): Skip the test whether the
4939 object is invariant for basic blocks.
4940 (compute_all_dependences): Skip dependence analysis for data
4941 references in basic blocks.
4942 (find_data_references_in_stmt): Don't fail in case of invariant
4943 access in basic block.
4944 (find_data_references_in_bb): New function.
4945 (find_data_references_in_loop): Move code to
4946 find_data_references_in_bb and add a call to it.
4947 (compute_data_dependences_for_bb): New function.
4948 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4949 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4951 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4952 unknown dependence in basic block and fail in case of dependence in
4954 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4955 dependence instances from either loop or basic block vectorization
4957 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4958 before calling nested_in_vect_loop_p.
4959 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4960 dependence instances from either loop or basic block vectorization
4962 (vect_verify_datarefs_alignment): Likewise.
4963 (vect_enhance_data_refs_alignment): Adjust function calls.
4964 (vect_analyze_data_refs_alignment): Likewise.
4965 (vect_analyze_group_access): Fix printing. Skip different checks if
4966 DR_STEP is 0. Keep strided stores either in loop or basic block
4967 vectorization data structure. Fix indentation.
4968 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4970 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4971 dependence instances from either loop or basic block vectorization
4973 (vect_analyze_data_refs): Update comment. Call
4974 compute_data_dependences_for_bb to analyze basic blocks.
4975 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4976 case of loop vectorization. In case of basic block vectorization use
4977 data-ref itself as a base.
4978 (vect_create_data_ref_ptr): In case of basic block vectorization:
4979 don't advance the pointer, add new statements before the current
4980 statement. Adjust function calls.
4981 (vect_supportable_dr_alignment): Support only aligned accesses in
4982 basic block vectorization.
4983 * common.opt (ftree-slp-vectorize): New flag.
4984 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4985 (vect_pattern_recog_1): Likewise.
4986 * tree-vect-stmts.c (process_use): Likewise.
4987 (vect_init_vector): Add new statements in the beginning of the basic
4988 block in case of basic block SLP.
4989 (vect_get_vec_def_for_operand): Adjust function calls.
4990 (vect_finish_stmt_generation): Likewise.
4991 (vectorizable_call): Add assert that it is loop vectorization, adjust
4993 (vectorizable_conversion, vectorizable_assignment): Likewise.
4994 (vectorizable_operation): In case of basic block SLP, take
4995 vectorization factor from statement's type and skip the relevance
4996 check. Adjust function calls.
4997 (vectorizable_type_demotion): Add assert that it is loop
4998 vectorization, adjust function calls.
4999 (vectorizable_type_promotion): Likewise.
5000 (vectorizable_store): Check for outer loop only in case of loop
5001 vectorization. Adjust function calls. For basic blocks, skip the
5002 relevance check and don't advance pointers.
5003 (vectorizable_load): Likewise.
5004 (vectorizable_condition): Add assert that it is loop vectorization,
5005 adjust function calls.
5006 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5007 that it is not reduction, get vector type, call only supported
5008 functions, skip loop specific parts.
5009 (vect_transform_stmt): Check for outer loop only in case of loop
5011 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5012 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5013 for external definition.
5014 * passes.c (pass_slp_vectorize): New pass.
5015 * tree-vect-slp.c (find_bb_location): New function.
5016 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5017 check for patterns only in loops.
5018 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5019 case of multiple types in basic block SLP.
5020 (vect_mark_slp_stmts_relevant): New function.
5021 (vect_supported_load_permutation_p): Fix comment.
5022 (vect_analyze_slp_instance): Add argument. In case of basic block
5023 SLP, take vectorization factor from statement's type, check that
5024 unrolling factor is 1. Adjust function call. Save SLP instance in
5025 either loop or basic block vectorization structure. Return FALSE,
5027 (vect_analyze_slp): Add argument. Get strided stores groups from
5028 either loop or basic block vectorization structure. Return FALSE
5029 if basic block SLP failed.
5030 (new_bb_vec_info): New function.
5031 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5032 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5033 (vect_schedule_slp): Add argument. Get SLP instances from either
5034 loop or basic block vectorization structure. Set vectorization factor
5035 to be 1 for basic block SLP.
5036 (vect_slp_transform_bb): New function.
5037 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5039 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5041 * final.c (shorten_branches): Do not align labels for jump tables.
5042 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5044 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5046 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5047 Remove outdated reference to flow.c and fix nits.
5048 * doc/gccint.texi: Tweak RTL description.
5049 * doc/rtl.texi: Likewise.
5051 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5053 * config/avr/avr.c: Change my email address.
5054 * config/avr/avr.h: Likewise.
5055 * config/avr/avr.md: Likewise.
5056 * config/avr/avr-protos.h: Likewise.
5057 * config/avr/libgcc.S: Likewise.
5059 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5061 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5062 (spu_split_load, spu_split_store): Change return type to int.
5063 (spu_split_convert): Declare.
5064 * config/spu/predicates.md (spu_mem_operand): Remove.
5065 (spu_mov_operand): Update.
5066 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5067 * config/spu/spu.c (regno_aligned_for_load): Remove.
5068 (reg_aligned_for_addr, spu_expand_load): Define.
5069 (spu_expand_extv): Reimplement and handle MEM.
5070 (spu_expand_insv): Handle MEM.
5071 (spu_sched_reorder): Handle insn's with length 0.
5072 (spu_legitimate_address_p): Reimplement.
5073 (store_with_one_insn_p): Return TRUE for any mode with size
5074 larger than 16 bytes.
5075 (address_needs_split): Define.
5076 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5078 (spu_convert_move): Define.
5079 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5080 (spu_split_store): Change all MEM's to TImode.
5081 (spu_init_expanders): Preallocate registers that correspond to
5082 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5084 (spu_split_convert): Define.
5085 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5086 (_move<mode>, _movdi, _movti): Update predicate and condition.
5087 (load, store): Change to define_split.
5088 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5090 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5091 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5092 define_insn_and_split of lshr<mode>3.
5093 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5094 (<v>ashr<mode>3_imm): Define.
5095 (extv, extzv, insv): Allow MEM operands.
5096 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5097 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5098 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5099 (_spu_convert2): Change to define_insn_and_split and remove the
5100 corresponding define_peephole2.
5101 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5102 Change predicates to memory_operand.
5104 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5106 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5108 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5110 PR tree-optimization/40219
5111 * tree.c (iterative_hash_expr): Make sure the builtin function is
5112 a normal builtin function and not a front end or back end builtin
5113 before indexing into the built_in_decls array.
5115 2009-05-22 Richard Guenther <rguenther@suse.de>
5118 * alias.c (write_dependence_p): Do not use TBAA for answering
5119 anti-dependence or output-dependence.
5120 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5121 (emit_pointer_definition): Remove.
5122 (emit_alias_warning): Likewise.
5123 (find_what_var_points_to): Remove TBAA pruning code.
5124 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5126 (compute_points_to_sets): Remove code computing the set of
5127 dereferenced pointers.
5128 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5129 oracle for querying anti and output dependencies.
5130 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5131 if TBAA may be applied.
5132 (refs_anti_dependent_p): New function.
5133 (refs_output_dependent_p): Likewise.
5134 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5135 (refs_output_dependent_p): Likewise.
5136 * doc/tree-ssa.texi (Memory model): New section.
5137 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5138 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5139 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5140 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5141 * expr.c (expand_expr_real_1): Likewise.
5142 * gimple-low.c (lower_stmt): Likewise.
5143 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5144 (dump_gimple_cdt): Remove.
5145 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5146 (gimple_size): Likewise.
5147 (walk_gimple_op): Likewise.
5148 (is_gimple_stmt): Likewise.
5149 (walk_stmt_load_store_addr_ops): Likewise.
5150 (gimple_build_cdt): Remove.
5151 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5152 * gimple.h (gimple_cdt_new_type): Remove.
5153 (gimple_cdt_new_type_ptr): Likewise.
5154 (gimple_cdt_set_new_type): Likewise.
5155 (gimple_cdt_location): Likewise.
5156 (gimple_cdt_location_ptr): Likewise.
5157 (gimple_cdt_set_location): Likewise.
5158 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5159 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5160 GIMPLE_CHANGE_DYNAMIC_TYPE.
5161 (verify_types_in_gimple_stmt): Likewise.
5162 * tree-inline.c (estimate_num_insns): Likewise.
5163 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5164 (copy_decl_to_var): Likewise.
5165 (copy_result_decl_to_var): Likewise.
5166 * tree-pretty-print.c (dump_generic_node): Do not handle
5167 CHANGE_DYNAMIC_TYPE_EXPR.
5168 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5169 * tree-ssa-operands.c (get_expr_operands): Likewise.
5170 * tree-ssa-structalias.c (struct variable_info): Remove
5171 no_tbaa_pruning member.
5172 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5173 (unify_nodes): Do not copy it.
5174 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5175 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5176 (set_uids_in_ptset): Do not check it.
5177 (find_what_var_points_to): Likewise.
5178 (compute_tbaa_pruning): Remove.
5179 (compute_points_to_sets): Do not call it.
5180 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5181 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5182 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5183 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5184 (DECL_NO_TBAA_P): Likewise.
5185 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5186 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5187 (expand_omp_atomic_pipeline): Do not set it.
5188 * print-tree.c (print_node): Do not dump it.
5189 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5192 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5195 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5198 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5200 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5203 2009-05-22 Ben Elliston <bje@au.ibm.com>
5205 * Makefile.in (bversion.h, s-bversion): New targets.
5206 (TOPLEV_H): Add bversion.h.
5207 * toplev.h: Include "bversion.h".
5208 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5209 the __format__ attribute only if compiling with the same version
5210 of GCC as the sources (the "build version").
5212 2009-05-22 Ben Elliston <bje@au.ibm.com>
5214 * c-format.c (handle_format_attribute): Fix comment typo.
5216 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5219 * config/ia64/ia64.opt (mfused-madd): New.
5220 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5221 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5222 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5223 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5224 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5225 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5226 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5227 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5228 instruction if !TARGET_FUSED_MADD.
5229 (fpma, fpms): Remove colon from name.
5231 2009-05-22 Richard Guenther <rguenther@suse.de>
5233 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5234 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5235 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5237 (create_expression_by_pieces): Only convert if necessary.
5238 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5239 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5241 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5243 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5244 regular pattern from a template and rename it ...
5245 (*extzv_truncsi_exts): ... to this.
5247 2009-05-21 Richard Guenther <rguenther@suse.de>
5249 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5250 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5251 (cgraph_default_inline_p): Likewise.
5252 (cgraph_decide_inlining_incrementally): Likewise.
5254 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5255 Uros Bizjak <ubizjak@gmail.com>
5257 * config/i386/cpuid.h (bit_MOVBE): New.
5259 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5261 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5262 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5263 (ix86_handle_option): Handle OPT_mmovbe.
5264 (ix86_target_string): Add -mmovbe.
5265 (pta_flags): Add PTA_MOVBE.
5266 (processor_alias_table): Add PTA_MOVBE to "atom".
5267 (override_options): Handle PTA_MOVBE.
5269 * config/i386/i386.h (TARGET_MOVBE): New.
5271 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5272 (*bswapsi_movbe): New.
5273 (*bswapdi_movbe): Likewise.
5274 (bswapdi2): Renamed to ...
5276 (bswapdi2): New expander.
5278 * config/i386/i386.opt (mmovbe): New.
5280 * doc/invoke.texi: Document -mmovbe.
5282 2009-05-21 Taras Glek <tglek@mozilla.com>
5284 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5285 * gcc-plugin.h (plugin_init): Updated signature.
5286 * gcc-plugin.h (plugin_name_args): Moved to this header.
5287 * doc/plugins.texi (plugin_init): Updated documention to reflect
5289 * doc/plugins.texi (plugin_name_args): Added to documention.
5291 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5293 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5294 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5296 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5298 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5299 JUMP_TABLE_DATA_P predicates where applicable.
5300 * config/i386/predicates.md: Ditto.
5301 * config/i386/sse.md: Ditto.
5303 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5305 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5306 operand2 -128 override length_immediate attribute to 1.
5307 * config/i386/predicates.md (constm128_operand): New predicate.
5309 * config/i386/i386.c (memory_address_length): Handle %r12
5310 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5312 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5313 mode look through optional ZERO_EXTEND and SUBREG.
5314 * config/i386/i386.md (R12_REG): New define_constant.
5315 (prefix_data16): For sse unit set also for MODE_TI insns.
5316 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5317 insns set if operand 1 is ext_QIreg_operand.
5318 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5319 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5321 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5322 mode from MODE_DI to MODE_SI.
5323 (movdi_1_rex64): Override modrm and length_immediate attributes
5324 only for movabs (TYPE_IMOV, alternative 2).
5325 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5326 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5327 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5328 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5329 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5330 prefix_rex attribute if DImode.
5331 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5332 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5333 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5334 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5335 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5336 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5337 Likewise. For TYPE_IMOV clear length_immediate attribute.
5338 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5339 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5340 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5341 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5342 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5343 or one operand TYPE_ISHIFT.
5344 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5345 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5346 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5347 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5348 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5349 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5350 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5351 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5352 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5353 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5354 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5355 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5356 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5357 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5358 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5359 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5360 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5361 set mode attribute, don't override length attribute.
5362 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5364 (return_internal_long): Set length attribute to 2 instead of 1.
5365 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5366 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5367 prefix_rex attribute.
5368 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5370 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5372 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5374 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5376 2009-05-20 Ian Lance Taylor <iant@google.com>
5378 * tree.c (build_tree_list_vec_stat): New function.
5379 (ctor_to_vec): New function.
5380 (build_nt_call_vec): New function.
5381 (build_call_array): Change args to be a const pointer.
5382 (build_call_vec): New function.
5383 * tree.h (build_nt_call_vec): Declare.
5384 (build_tree_list_vec_stat): Declare.
5385 (build_tree_list_vec): Define.
5386 (build_call_array): Update declaration.
5387 (build_call_vec): Declare.
5388 (ctor_to_vec): Declare.
5389 * c-common.c (tree_vector_cache): New static variable.
5390 (make_tree_vector): New function.
5391 (release_tree_vector): New function.
5392 (make_tree_vector_single): New function.
5393 (make_tree_vector_copy): New function.
5394 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5395 (make_tree_vector_single, make_tree_vector_copy): Declare.
5396 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5397 (c_parser_expr_list): Don't manage cache here, instead call
5399 (c_parser_release_expr_list): Remove static function.
5400 (c_parser_vec_to_tree_list): Remove static function.
5401 (c_parser_attributes): Call build_tree_list_vec instead of
5402 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5403 c_parser_release_expr_list.
5404 (c_parser_postfix_expression_after_primary): Likewise.
5405 (c_parser_objc_keywordexpr): Likewise.
5407 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5409 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5410 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5411 TARGET_CONVERT_TO_TYPE.
5412 * hooks.c (hook_tree_const_tree_null): Define.
5413 * hooks.h (hook_tree_const_tree_null): Declare.
5414 * target.h (struct gcc_target): Add invalid_parameter_type,
5415 invalid_return_type, promoted_type, and convert_to_type fields.
5416 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5417 (TARGET_INVALID_RETURN_TYPE): Define.
5418 (TARGET_PROMOTED_TYPE): Define.
5419 (TARGET_CONVERT_TO_TYPE): Define.
5420 (TARGET_INITIALIZER): Update for new fields.
5421 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5422 (grokparms): Check targetm.invalid_parameter_type.
5423 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5424 * c-convert.c (convert): Check targetm.convert_to_type.
5426 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5428 * config/mips/mips.md (*extenddi_truncate<mode>,
5429 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5431 (*extendhi_truncateqi): New define_insn_and_sptit.
5433 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5436 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5437 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5439 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5441 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5442 the operand of VIEW_CONVERT_EXPR.
5444 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5446 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5447 extended family and model for Intel processors. Support Intel Atom.
5449 2009-05-20 Olivier Hainque <hainque@adacore.com>
5451 * gstab.h (stab_code_type): Define, to be used instead of the
5452 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5454 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5455 occurrences by stab_code_type.
5456 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5458 2009-05-20 Martin Jambor <mjambor@suse.cz>
5460 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5461 (sra_insert_before): Likewise.
5462 (sra_insert_after): Likewise.
5463 (sra_init_cache): Likewise.
5464 (sra_type_can_be_decomposed_p): Likewise.
5465 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5466 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5467 (sra_insert_before): Likewise.
5468 (sra_insert_after): Likewise.
5469 (sra_init_cache): Likewise.
5470 (insert_edge_copies_seq): Made static and moved upwards.
5472 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5475 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5477 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5478 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5481 2009-05-20 Richard Guenther <rguenther@suse.de>
5483 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5484 with mismatched comparison modes.
5486 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5488 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5489 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5490 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5491 with shifts for Thumb2.
5492 (orsi_notsi): New for orn.
5493 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5494 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5495 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5496 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5497 Don't invert remainder for IOR.
5499 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5501 PR tree-optimization/40087
5502 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5503 number_of_iterations_ne): Rename never_infinite argument.
5504 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5505 number_of_iterations_le): Handle pointer-type ivs when
5506 exit_must_be_taken is false.
5507 (number_of_iterations_cond): Do not always assume that
5508 exit_must_be_taken if the control variable is a pointer.
5510 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5512 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5513 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5515 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5517 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5518 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5520 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5523 * c.opt (Wlogical-op): Disabled by default.
5524 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5526 * doc/invoke.texi (Wlogical-op): Likewise.
5528 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5530 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5532 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5533 Propagate the type of the first operand.
5534 <ASSERT_EXPR>: Simplify.
5535 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5536 Rewrite using the RHS code as discriminant.
5537 <NOP_EXPR>: Turn into CASE_CONVERT.
5538 <PLUS_EXPR>: Propagate the type of the first operand.
5540 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5542 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5543 (ia64_dconst_0_375): New.
5544 * config/ia64/ia64.c (ia64_override_options): Remove
5545 -minline-sqrt-min-latency warning.
5546 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5547 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5548 * config/ia64/ia64.md (*sqrt_approx): Remove.
5549 (sqrtsf2): Remove #if 0.
5550 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5551 (sqrtdf): Remove assert.
5552 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5553 (sqrtxf2): Remove #if 0.
5554 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5555 * div.md (sqrt_approx_rf): New.
5556 (sqrtsf2_internal_thr): New implementation.
5557 (sqrtsf2_internal_lat): New.
5558 (sqrtdf2_internal_thr: New implementation.
5559 (sqrtxf2_internal): New implementation.
5561 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5562 Hans-Peter Nilsson <hp@axis.com>
5564 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5565 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5566 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5567 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5568 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5569 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5570 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5571 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5572 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5573 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5574 * c-common.c: ...from here.
5576 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5578 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5580 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5582 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5584 2009-05-19 Ben Elliston <bje@au.ibm.com>
5586 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5587 assignments with memcpy calls.
5588 (add_fdes): Likewise.
5589 (binary_search_unencoded_fdes): Likewise.
5590 (linear_search_fdes): Eliminate type puns.
5592 2009-05-19 Richard Guenther <rguenther@suse.de>
5594 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5595 not falsely claim to have propagated into all uses.
5597 2009-05-19 Ben Elliston <bje@au.ibm.com>
5599 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5602 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5604 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5605 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5606 (TARGET_LEGITIMATE_ADDRESS_P): New.
5607 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5608 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5610 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5613 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5614 child of the containing namespace's DIE.
5616 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5618 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5619 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5620 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5623 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5626 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5627 gen_align with gen_pad.
5628 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5629 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5631 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5632 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5634 * config/i386/i386.md (align): Renamed to ...
5635 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5636 ASM_OUTPUT_MAX_SKIP_PAD.
5638 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5640 * config.gcc: Fix variable syntax.
5643 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5644 before calling exact_log2.
5645 (output_iorsi3): Likewise.
5646 (output_xorsi3): Likewise.
5648 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5650 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5651 for the none zero constant operand except for EQ and NE
5652 comprisons even when the first operand is R0.
5654 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5656 * config/s390/2064.md: Remove trailing whitespaces.
5657 * config/s390/2084.md: Likewise.
5658 * config/s390/constraints.md: Likewise.
5659 * config/s390/fixdfdi.h: Likewise.
5660 * config/s390/libgcc-glibc.ver: Likewise.
5661 * config/s390/s390-modes.def: Likewise.
5662 * config/s390/s390-protos.h: Likewise.
5663 * config/s390/s390.c: Likewise.
5664 * config/s390/s390.h: Likewise.
5665 * config/s390/s390.md: Likewise.
5666 * config/s390/tpf-unwind.h: Likewise.
5668 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5670 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5672 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5675 * configure.ac (m68k-*-*): Check if binutils support TLS.
5676 * configure: Regenerate.
5677 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5678 * config/m68k/constraints.md (Cu): New constraint.
5679 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5680 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5681 (movsi): Handle TLS symbols.
5682 (addsi3_5200): Handle XTLS symbols, indent.
5683 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5684 (m68k_tls_reference_p): Declare.
5685 (m68k_legitimize_address): Declare.
5686 (m68k_unwrap_symbol): Declare.
5687 * config/m68k/m68k.opt (mxtls): New option.
5688 * config/m68k/m68k.c (ggc.h): Include.
5689 (m68k_output_dwarf_dtprel): Implement hook.
5690 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5691 (m68k_expand_prologue): Load GOT pointer when function needs it.
5692 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5693 (m68k_legitimate_constant_address_p): Same.
5694 (m68k_decompose_address): Handle TLS references.
5695 (m68k_get_gp): New static function.
5696 (enum m68k_reloc): New contants.
5697 (TLS_RELOC_P): New macro.
5698 (m68k_wrap_symbol): New static function.
5699 (m68k_unwrap_symbol): New function.
5700 (m68k_final_prescan_insn_1): New static function.
5701 (m68k_final_prescan_insn): New function.
5702 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5704 (legitimize_pic_address): Handle TLS references..
5705 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5706 (m68k_libcall_value_in_a0_p)
5707 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5708 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5709 (m68k_legitimize_tls_address): Handle TLS references.
5710 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5712 (m68k_legitimize_address): Handle TLS symbols.
5713 (m68k_get_reloc_decoration): New static function.
5714 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5716 (m68k_output_dwarf_dtprel): Implement hook.
5717 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5718 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5719 m68k_call_* routines.
5720 (sched_attr_op_type): Handle TLS symbols.
5721 (gt-m68k.h): Include.
5722 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5723 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5725 2009-05-18 Martin Jambor <mjambor@suse.cz>
5727 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5728 (visit_store_addr_for_mod_analysis): New function.
5729 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5730 (determine_cst_member_ptr): Use gimple_assign_single_p.
5731 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5732 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5733 operands. Don't check number of operands of a NOP_EXPR.
5735 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5737 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5739 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5742 * c-common.c (warn_logical_operator): Don't warn if one of
5743 expression isn't always true or false.
5745 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5747 * config/i386/biarch32.h: New file.
5748 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5750 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5752 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5753 *zero_extend<mode>_truncqi): Merge these into ...
5754 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5755 Name the pattern following this as *zero_extendhi_truncqi.
5757 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5760 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5761 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5762 (output_info): Make field HOST_WIDEST_INT.
5763 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5764 (dump_bitmat_statistics): Same.
5766 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5768 * config.gcc (use_gcc_stdint): Set to wrap.
5769 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5770 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5771 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5772 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5773 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5774 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5775 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5776 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5778 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5780 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5782 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5783 Move definitions earlier.
5784 (OPT_ARCH64, OPT_ARCH32): Define.
5785 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5788 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5791 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5794 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5796 * arm.md (movdi2): Copy non-reg values to DImode registers.
5798 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5801 * final.c (label_to_max_skip): New function.
5802 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5803 CODE_LABEL_NUMBER <= max_labelno.
5804 * output.h (label_to_max_skip): New prototype.
5805 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5806 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5807 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5808 Handle CODE_LABELs with >= 16 byte alignment or with
5809 max_skip == (1 << align) - 1.
5810 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5811 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5814 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5815 .p2align 3 if MAX_SKIP is smaller than 7.
5816 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5818 2009-05-15 Ian Lance Taylor <iant@google.com>
5820 * alias.c (struct alias_set_entry_d): Rename from struct
5821 alias_set_entry. Change all uses.
5822 * except.c (struct call_site_record_d): Rename from struct
5823 call_site_record. Change all uses.
5824 * except.h (struct eh_region_d): Rename from struct eh_region.
5826 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5828 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5829 ivtype_map_elt. Change all uses.
5830 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5832 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5833 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5835 (struct sese_d): Rename from struct sese. Change all uses.
5836 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5837 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5838 * optabs.h (struct optab_d): Rename from struct optab. Change all
5840 (struct convert_optab_d): Rename from struct convert_optab.
5842 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5843 ipa_opt_pass. Change all uses.
5844 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5847 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5848 defined as a typedef.
5849 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5852 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5855 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5857 (merge_ranges): Returns bool.
5858 * tree.h (make_range): .. to here.
5859 (build_range_check): Likewise.
5860 (merge_ranges): Likewise. Renamed from merge_ranges.
5861 * c-typeck.c (parser_build_binary_op): Update calls to
5862 warn_logical_operator.
5863 * c-common.c (warn_logical_operator): Add new warning.
5864 * c-common.h (warn_logical_operator): Update declaration.
5866 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5868 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5870 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5872 * doc/install.texi: Document MPC requirements, flags etc.
5874 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5875 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5876 Evaluate constant arguments.
5877 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5878 (fold_builtin_1): Likewise, also evaluate constant arguments.
5879 Remove superfluous break.
5880 (do_mpc_ckconv): New.
5881 * real.h: Include mpc.h.
5882 * toplev.c (print_version): Output MPC version info if available.
5884 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5886 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5888 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5890 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5893 2009-05-15 Jan Hubicka <jh@suse.cz>
5895 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5896 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5897 (try_inline): Fix return value.
5898 (cgraph_decide_inlining_incrementally): Honor new value.
5899 (cgraph_early_inlining): Handle indirect inlining.
5900 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5902 2009-05-15 Jan Hubicka <jh@suse.cz>
5904 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5905 * cgraphunit.c (cgraph_finalize_function): Set it.
5906 (cgraph_expand_function): Use it.
5908 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5910 * real.c (encode_ieee_half): Define.
5911 (decode_ieee_half): Define.
5912 (ieee_half_format): Define.
5913 (arm_half_format): Define.
5914 * real.h (ieee_half_format): Declare.
5915 (arm_half_format): Declare.
5917 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5919 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5920 swapped, and reversed optabs exist before trying to use them.
5922 2009-05-15 Paul Brook <paul@codesourcery.com>
5923 Sandra Loosemore <sandra@codesourcery.com>
5925 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5926 loads. Allow PRE_DEC.
5927 (output_move_neon): Handle PRE_DEC.
5928 (arm_print_operand): Add 'A' for neon structure loads.
5929 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5930 * config/arm/neon.md (neon_mov): Update comment.
5931 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5933 (Um): New constraint.
5935 2009-05-15 Jan Hubicka <jh@suse.cz>
5937 Revert the following patch until testsuite fallout is fixed:
5938 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5939 * cgraph.h (struct inline_summary): New filed self_wize,
5940 size_inlining_benefit, self_time and time_inlining_benefit.
5941 (struct cgraph_global_info): Replace insns by time ans size fields.
5942 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5943 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5944 (ipcp_update_callgraph): Do not touch function bodies.
5945 * ipa-inline.c: Include except.h
5946 (MAX_TIME): New constant.
5947 (overall_insns): Remove
5948 (overall_size, max_benefit): New static variables.
5949 (cgraph_estimate_time_after_inlining): New function.
5950 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5951 (cgraph_clone_inlined_nodes): Update size.
5952 (cgraph_mark_inline_edge): Update size.
5953 (cgraph_estimate_growth): Use size info.
5954 (cgraph_check_inline_limits): Check size.
5955 (cgraph_default_inline_p): Likewise.
5956 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5957 (cgraph_decide_recursive_inlining): Check size.
5958 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5960 (cgraph_decide_inlining): Likewise.
5961 (cgraph_decide_inlining_incrementally): Likewise; honor
5962 PARAM_EARLY_INLINING_INSNS.
5963 (likely_eliminated_by_inlining_p): New predicate.
5964 (estimate_function_body_sizes): New function.
5965 (compute_inline_parameters): Use it.
5966 * except.c (must_not_throw_labels): New function.
5967 * except.h (must_not_throw_labels): Declare.
5968 * tree-inline.c (init_inline_once): Kill inlining_weigths
5969 * tree-ssa-structalias.c: Avoid uninitialized warning.
5970 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5971 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5972 (PARAM_INLINE_CALL_COST): Remove.
5973 (PARAM_EARLY_INLINING_INSNS): New.
5975 2009-05-15 Richard Guenther <rguenther@suse.de>
5977 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5978 not TODO_update_ssa.
5980 2009-05-15 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/39999
5983 * gimple.h (gimple_expr_type): Use the expression type looking
5984 through useless conversions.
5985 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5986 (vn_nary_op_insert_stmt): Likewise.
5987 (simplify_binary_expression): Likewise.
5989 2009-05-15 Richard Guenther <rguenther@suse.de>
5991 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5992 New options, enabled by default.
5993 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5995 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5996 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5997 * tree-ssa-structalias.c (gate_tree_pta): New function.
5998 (pass_build_alias): Use it.
6000 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6003 recurse on an invariant address if a conversion from a pointer
6004 type to a wider integer type is involved.
6006 2009-05-15 Jan Hubicka <jh@suse.cz>
6008 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6009 * cgraph.h (struct inline_summary): New filed self_wize,
6010 size_inlining_benefit, self_time and time_inlining_benefit.
6011 (struct cgraph_global_info): Replace insns by time ans size fields.
6012 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6013 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6014 (ipcp_update_callgraph): Do not touch function bodies.
6015 * ipa-inline.c: Include except.h
6016 (MAX_TIME): New constant.
6017 (overall_insns): Remove
6018 (overall_size, max_benefit): New static variables.
6019 (cgraph_estimate_time_after_inlining): New function.
6020 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6021 (cgraph_clone_inlined_nodes): Update size.
6022 (cgraph_mark_inline_edge): Update size.
6023 (cgraph_estimate_growth): Use size info.
6024 (cgraph_check_inline_limits): Check size.
6025 (cgraph_default_inline_p): Likewise.
6026 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6027 (cgraph_decide_recursive_inlining): Check size.
6028 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6030 (cgraph_decide_inlining): Likewise.
6031 (cgraph_decide_inlining_incrementally): Likewise; honor
6032 PARAM_EARLY_INLINING_INSNS.
6033 (likely_eliminated_by_inlining_p): New predicate.
6034 (estimate_function_body_sizes): New function.
6035 (compute_inline_parameters): Use it.
6036 * except.c (must_not_throw_labels): New function.
6037 * except.h (must_not_throw_labels): Declare.
6038 * tree-inline.c (init_inline_once): Kill inlining_weigths
6039 * tree-ssa-structalias.c: Avoid uninitialized warning.
6040 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6041 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6042 (PARAM_INLINE_CALL_COST): Remove.
6043 (PARAM_EARLY_INLINING_INSNS): New.
6044 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6045 (inline-call-cost): Remove.
6046 (early-inlining-insns): New.
6048 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6050 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6052 (print_int_cst_bounds_in_octal_p): Likewise.
6053 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6055 * dwarf2out.c (base_type_die): Likewise.
6056 (is_subrange_type): Delete.
6057 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6058 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6059 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6060 if the destination type is boolean.
6061 (build_range_check): Do not special-case subtypes.
6062 (fold_sign_changed_comparison): Likewise.
6063 (fold_unary): Likewise.
6064 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6065 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6066 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6067 * tree.c (subrange_type_for_debug_p): New predicate based on the
6068 former is_subrange_type.
6069 * tree.h (subrange_type_for_debug_p): Declare.
6070 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6071 (convert_affine_scev): Remove call to above function.
6072 (chrec_convert_aggressive): Likewise.
6073 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6074 false for conversions involving subtypes.
6075 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6076 (vrp_val_min): Likewise.
6077 (needs_overflow_infinity): Likewise.
6078 (extract_range_from_unary_expr): Likewise.
6080 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6082 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6083 * config/frv/frv.c: Likewise.
6084 * config/s390/s390.c: Likewise.
6085 * config/sparc/sparc.h: Likewise.
6086 * config/i386/i386.h: Likewise.
6087 * config/i386/i386.c: Likewise.
6088 * config/crx/crx.c: Likewise.
6089 * config/m68hc11/m68hc11.h: Likewise.
6090 * config/iq2000/iq2000.c: Likewise.
6091 * config/mn10300/mn10300.h: Likewise.
6092 * config/mn10300/mn10300.c: Likewise.
6093 * config/m68k/m68k.c: Likewise.
6094 * config/rs6000/rs6000.c: Likewise.
6095 * config/rs6000/xcoff.h: Likewise.
6096 * config/rs6000/linux64.h: Likewise.
6097 * config/rs6000/sysv4.h: Likewise.
6098 * config/score/score3.c: Likewise.
6099 * config/score/score7.c: Likewise.
6100 * config/score/score.c: Likewise.
6101 * config/arm/arm.md: Likewise.
6102 * config/mips/mips.c: Likewise.
6103 * config/mips/mips.md: Likewise.
6104 * config/bfin/bfin.h: Likewise.
6105 * config/pa/pa.c: Likewise.
6106 * config/pa/constraints.md: Likewise.
6108 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6109 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6110 * config/pdp11/pdp11.h: Use memory_address_p instead.
6112 2009-05-14 Ian Lance Taylor <iant@google.com>
6114 * passes.c (finish_optimization_passes): Change i to int.
6115 * plugin.c (plugins_active_p): Change event to int.
6116 (dump_active_plugins): Likewise.
6117 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6119 * tree.c (tree_range_check_failed): Change c to unsigned int.
6120 (omp_clause_range_check_failed): Likewise.
6121 (build_common_builtin_nodes): Change mode to int. Add cast.
6122 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6123 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6125 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6126 ++ or -- with a variable of enum type.
6128 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6131 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6133 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6135 * store-motion.c: Do not include params.h
6136 * Makefile.in: Fix dependencies for various files.
6138 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6140 * auto-inc-dec.c: Fix pass description, remove apparent
6141 accidental duplication.
6143 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6146 * ipa-utils.h (memory_identifier_string): Moved to ...
6147 * tree.h (memory_identifier_string): Here. Add GTY(()).
6149 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6151 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6152 in the former documentation of...
6153 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6154 * ira-conflicts.c (get_dup_num): Use address_operand.
6155 * targhooks.c (default_legitimate_address_p): New.
6156 * targhooks.h (default_legitimate_address_p): New.
6157 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6159 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6160 * target.h (struct target): Add legitimate_address_p.
6161 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6162 (TARGET_INITIALIZER): Include it.
6164 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6165 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6166 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6167 (TARGET_LEGITIMATE_ADDRESS_P): New.
6169 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6170 (REG_OK_STRICT_P): Delete.
6171 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6172 (frv_legitimate_address_p_1): ... this.
6173 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6174 (frv_legitimate_address_p_1): ... the renamed old
6175 frv_legitimate_address_p.
6176 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6177 (TARGET_LEGITIMATE_ADDRESS_P): New.
6179 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6180 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6181 * config/s390/s390.c (legitimate_address_p): Rename to...
6182 (s390_legitimate_address_p): ... this, make static.
6183 (legitimize_address): Adjust call.
6184 (TARGET_LEGITIMATE_ADDRESS_P): New.
6185 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6187 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6188 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6189 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6190 (TARGET_LEGITIMATE_ADDRESS_P): New.
6192 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6193 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6194 * config/spu/spu.c (spu_legitimate_address): Rename to...
6195 (spu_legitimate_address_p): ... this, make static.
6196 (TARGET_LEGITIMATE_ADDRESS_P): New.
6198 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6199 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6200 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6201 (sparc_legitimate_address_p): ... this, make static and return bool.
6202 (legitimize_address): Adjust call.
6203 (TARGET_LEGITIMATE_ADDRESS_P): New.
6205 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6206 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6207 * config/i386/i386.c (legitimate_address_p): Rename to...
6208 (ix86_legitimate_address_p): ... this, make static.
6209 (constant_address_p): Move after it, adjust call.
6210 (TARGET_LEGITIMATE_ADDRESS_P): New.
6212 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6213 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6214 * config/avr/avr.c (legitimate_address_p): Rename to...
6215 (avr_legitimate_address_p): ... this, make static.
6216 (legitimize_address): Adjust call.
6217 (TARGET_LEGITIMATE_ADDRESS_P): New.
6219 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6220 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6221 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6222 (TARGET_LEGITIMATE_ADDRESS_P): New.
6224 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6225 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6226 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6227 (TARGET_LEGITIMATE_ADDRESS_P): New.
6229 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6230 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6232 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6234 (TARGET_LEGITIMATE_ADDRESS_P): New.
6236 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6237 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6239 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6241 (m68hc11_legitimate_address_p): ... this, make static.
6242 (go_if_legitimate_address_internal): Rename to...
6243 (m68hc11_legitimate_address_p_1): ... this.
6244 (legitimize_address): Adjust call.
6245 (TARGET_LEGITIMATE_ADDRESS_P): New.
6247 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6248 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6249 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6250 (TARGET_LEGITIMATE_ADDRESS_P): New.
6252 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6253 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6254 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6255 (mn10300_legitimate_address_p): ... this, make static.
6256 (TARGET_LEGITIMATE_ADDRESS_P): New.
6258 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6259 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6260 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6261 (TARGET_LEGITIMATE_ADDRESS_P): New.
6263 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6264 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6265 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6266 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6267 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6268 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6269 (rs6000_legitimate_address_p): ... this, make static.
6270 (TARGET_LEGITIMATE_ADDRESS_P): New.
6271 (REG_MODE_OK_FOR_BASE_P): Delete.
6272 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6274 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6275 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6277 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6278 static, adjust types.
6279 (TARGET_LEGITIMATE_ADDRESS_P): New.
6281 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6282 * config/score/score.c (score_address_p): Rename to...
6283 (score_legitimate_address_p): ... this.
6284 (TARGET_LEGITIMATE_ADDRESS_P): New.
6285 * config/score/score3.c (score3_address_p): Rename to...
6286 (score3_legitimate_address_p): ... this.
6287 * config/score/score7.c (score7_address_p): Rename to...
6288 (score7_legitimate_address_p): ... this.
6290 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6291 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6292 GO_IF_LEGITIMATE_ADDRESS): Delete.
6293 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6294 thumb2_legitimate_address_p): Delete.
6295 (arm_legitimate_address_p): Rename to...
6296 (arm_legitimate_address_outer_p): ... this.
6297 * config/arm/constraints.md ("Uq"): Adjust call.
6298 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6299 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6301 (arm_legitimate_address_outer_p): ... this.
6302 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6304 (TARGET_LEGITIMATE_ADDRESS_P): New.
6306 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6307 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6308 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6309 (TARGET_LEGITIMATE_ADDRESS_P): New.
6311 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6312 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6313 * config/vax/vax.c (legitimate_address_p): Rename to...
6314 (vax_legitimate_address_p): ... this, make static.
6315 (TARGET_LEGITIMATE_ADDRESS_P): New.
6317 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6318 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6319 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6320 (TARGET_LEGITIMATE_ADDRESS_P): New.
6322 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6323 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6324 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6325 (mmix_legitimate_address_p): ... this, make static.
6326 (TARGET_LEGITIMATE_ADDRESS_P): New.
6328 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6329 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6330 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6331 (TARGET_LEGITIMATE_ADDRESS_P): New.
6333 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6335 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6336 of MODE_COMPLEX_INT.
6338 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6340 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6341 LCT_NORMAL in function call.
6342 * mips-tdump.c (print_file_desc): Add cast to enum type.
6343 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6344 (mark_stabs): Add casts to enum types.
6345 (parse_stabs_common): Add casts to enum types.
6347 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6349 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6350 Check for invalid values of LETTER.
6352 2009-05-13 Taras Glek <tglek@mozilla.com>
6354 * attribs.c (register_attribute): moved out attribute registration
6355 into register_attribute.
6356 * doc/plugins.texi: Documented register_attribute and
6358 * gcc-plugin.h: Added forward decl for register_attribute.
6359 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6360 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6361 PLUGIN_ATTRIBUTES boilerplate.
6363 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6365 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6366 values even in sentinel and empty entries.
6367 (ms_printf_flag_specs): Likewise.
6368 (ms_scanf_flag_specs): Likewise.
6369 (ms_strftime_flag_specs): Likewise.
6370 (ms_print_char_table): Likewise.
6371 (ms_scan_char_table): Likewise.
6372 (ms_time_char_table): Likewise.
6374 2009-05-13 Doug Kwan <dougkwan@google.com>
6376 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6378 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6380 * config/mips/mips.md (store): Add attributes for QI and HI.
6382 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6383 (truncdi<mode>2): ... this new pattern.
6385 2009-05-13 Brad Hards <bradh@kde.org>
6387 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6389 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6390 Ben Elliston <bje@au.ibm.com>
6393 * dse.c (check_mem_read_rtx): Guard against width == -1.
6395 2009-05-13 Michael Matz <matz@suse.de>
6398 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6399 (trivially_conflicts_p): New function.
6400 (insert_backedge_copies): Use it.
6402 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6404 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6405 (handle_stdc_pragma): Use new enum constant names.
6406 (handle_pragma_float_const_decimal64): Ditto.
6408 2009-05-13 Ian Lance Taylor <iant@google.com>
6410 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6413 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6415 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6416 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6418 * config/m68k/m68k.h (FL_UCLINUX): Define.
6420 2009-05-13 Jan Hubicka <jh@suse.cz>
6422 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6424 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6426 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6427 unless -fschedule-insns is specified.
6429 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6432 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6433 TARGET_EXPAND_CBRANCHDI4.
6434 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6435 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6436 (cmpeqdi): Fix comment.
6438 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6440 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6441 (sh_legitimate_address_p): Likewise.
6442 * config/sh/sh.c (sh_legitimate_index_p): New.
6443 (sh_legitimate_address_p): Likewise.
6444 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6445 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6446 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6447 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6448 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6449 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6450 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6451 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6452 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6454 2009-05-12 Jan Hubicka <jh@suse.cz>
6456 * tree-inline.c (estimate_operator_cost): Add operands;
6457 when division happens by constant, it is cheap.
6458 (estimate_num_insns): Loads and stores are not having cost of 0;
6459 EH magic stuff is cheap; when computing runtime cost of switch,
6460 use log2 base of amount of its cases; builtin_expect has cost of 0;
6461 compute cost for moving return value of call.
6462 (init_inline_once): Initialize time_based flags.
6463 * tree-inline.h (eni_weights_d): Add time_based flag.
6465 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6467 * df-core.c: Update head documentation.
6469 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6472 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6473 shadowing exisiting variable op1.
6475 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6478 * config/i386/driver-i386.c (processor_signatures): New enum.
6479 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6480 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6481 processor signature to detect geode processor.
6483 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6487 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6489 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6490 causes spurious differences between trunk and cond-optab branch.
6492 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6494 * dojump.c (compare_from_rtx): Delete.
6495 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6496 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6497 if the comparison does not satisfy the predicate; test predicates for
6498 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6499 further if one existing pattern fails.
6500 * expr.h (compare_from_rtx): Delete.
6501 (prepare_operand): Declare it.
6502 * optabs.c: Change "lib call" to "libcall" throughout.
6503 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6504 HAVE_conditional_trap, emit_cmp_insn): Delete.
6505 (can_compare_p): Delete cmp_optab case.
6506 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6507 Accept other parameters by value.
6508 (prepare_operand): Make non-static.
6509 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6510 other parameters by value. Try to widen operands here based on
6511 an optab_methods argument and looking at cbranch_optab.
6512 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6513 loop. Use cbranch_optab directly.
6514 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6515 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6517 (emit_conditional_move, emit_conditional_add): Inline what's needed
6518 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6519 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6520 with COMPARE. Move cmov_optab and cstore_optab above
6521 with cbranch_optab, move cmp_optab down with ucmp_optab,
6522 remove tst_otpab. Do not initialize trap_rtx.
6523 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6524 for trap code. Do not check HAVE_conditional_trap. Use
6525 prepare_cmp_insn. Accept no predicate for operand 3.
6526 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6527 (OTI_ctrap, ctrap_optab): New.
6528 (tst_optab): Delete.
6529 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6530 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6531 with lookup of ctrap_optab.
6532 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6536 * combine.c (combine_simplify_rtx, simplify_set): Do not
6537 special case comparing against zero for cc0 machines.
6538 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6539 COMPARE on cc0 machines.
6540 (simplify_relational_operation): Return a new expression when
6541 a COMPARE could be removed.
6542 * final.c (final_scan_insn): Compare cc_status values
6543 against LHS of a (compare FOO (const_int 0)) cc0 source.
6544 Also check if cc_status.value is the full compare.
6546 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6547 (cstoreMM4): Document.
6548 (conditional_trap): Document ctrapMM4 instead.
6549 (sync_compare_and_swapMM): Refer to cbranchcc4.
6550 (Dependent Patterns): Eliminate obsolete information referring to
6551 the old jump optimization phase.
6552 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6553 of compares with 0 on cc0 machines.
6554 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6555 avoiding references to cc0. Remove text about storing operands
6557 * doc/tm.texi (Condition Codes): Include blurb on different
6558 condition code representations, separate into subsections for
6559 CC0, MODE_CC and conditional execution.
6561 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6562 alpha_emit_setcc): Accept operands and a machine mode.
6563 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6564 Get code/op0/op1 from operands, use machine mode argument
6565 instead of alpha_compare.fp_p. Emit the branch here.
6566 (alpha_emit_setcc): Likewise, and return boolean.
6567 (alpha_emit_conditional_move): Likewise. Assert that
6568 cmp_op_mode == cmp_mode, and simplify accordingly.
6569 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6570 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6571 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6573 (stack probe test): Use cbranchdi4.
6574 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6576 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6577 * config/arc/arc.h (movsicc, movsfcc): Use it.
6578 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6579 (cbranchsi4, cstoresi4): New.
6580 (cmpsi, bCC and sCC expanders): Remove.
6582 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6583 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6584 * config/arm/predicates.md (arm_comparison_operator): Only include
6585 floating-point operators if there is a hardware floating-point unit.
6586 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6587 deferring to cbranch_cc and cstore_cc respectively.
6588 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6589 cbranch_cc, cstore_cc): New.
6590 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6592 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6594 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6595 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6597 (adjust_insn_length): Adjust calls.
6598 (avr_reorg): Handle (compare (foo) (const_int 0)).
6599 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6600 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6601 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6602 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6604 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6605 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6607 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6608 (cbranchsi4, cstorebi4, cstoresi4): New.
6609 (movbisi): This insn is duplicate, split it to zero_extend.
6610 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6611 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6612 (bfin_optimize_loop): Use cbranch expander.
6613 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6614 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6615 (bfin_bimode_comparison_operator): ... this.
6616 (bfin_direct_comparison_operator): New.
6618 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6619 inside (compare FOO (const_int 0)).
6620 (cris_rtx_costs): Handle ZERO_EXTRACT.
6621 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6622 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6623 (*tstdi_v32): Delete.
6624 (*cmpdi_non_v32): Add M alternative for operand 1.
6625 (cmpsi, cmp<mode>): Make private.
6626 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6628 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6630 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6631 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6632 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6633 (cc_reg_operand): New.
6635 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6636 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6637 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6638 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6639 crx_expand_scond): Delete.
6641 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6643 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6644 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6646 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6647 cstoresi4, cstoresf4, cstoredf4): New.
6648 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6649 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6650 Receive the entire operands array.
6651 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6652 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6653 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6654 Get test/op0/op1 from the operands array.
6655 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6657 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6658 (h8300_expand_store): New.
6659 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6661 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6662 (h8300_expand_store): New.
6663 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6664 or do not try to produce (set (cc0) REG).
6665 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6666 change a compare into a move to a scratch register. Disable some
6667 peepholes when comparing with zero.
6668 (tstsi, tsthi, tstsi, cmpqi): Make private.
6671 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6674 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6675 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6676 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6677 (ix86_emit_i387_log1p): Use cbranchxf2.
6678 (ix86_expand_setcc): Return void.
6679 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6680 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6681 cmp<MODEF>, cmpcc): Remove.
6682 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6683 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6684 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6685 (sCC and bCC expanders): Remove.
6686 (stack_protect_test): Use cbranchcc4.
6688 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6690 (ia64_expand_compare): Accept three rtx by reference and return void.
6691 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6692 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6693 from *expr. Update *expr with the BImode comparison to do.
6694 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6695 cmptf, bCC, sCC, conditional_trap): Delete.
6696 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6697 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6698 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6699 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6700 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6702 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6703 type of last argument.
6704 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6705 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6706 use machine mode argument instead of branch_type. Remove dead
6707 code for floating-point comparisons.
6708 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6709 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6711 (cbranchsi4, cstoresi4): New.
6712 * config/iq2000/predicates.md (reg_or_const_operand): New.
6714 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6715 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6716 (b<code>_op): Rewrite to...
6717 (bcc_op): ... this, using match_operator.
6718 (s<code>_op): Rewrite to...
6719 (scc_op): ... this, using match_operator.
6720 (s<code>_24_op): Rewrite to...
6721 (scc_op_24): ... this, using match_operator.
6722 (s<code>_<mode>): Rewrite to...
6723 (cstore<mode>4): ... this, using match_operator.
6724 (s<code>_<mode>_24): Rewrite to...
6725 (cstore<mode>4_24): ... this, using match_operator.
6726 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6727 m32c_unpend_compare, m32c_expand_scc): Delete.
6728 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6729 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6730 (m32c_expand_movcc): Change NE to EQ if necessary.
6731 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6733 * config/m32r/m32r-protos.h (gen_cond_store): New.
6734 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6735 (gen_cond_store): New, from sCC patterns.
6736 (m32r_expand_block_move): Use cbranchsi4.
6737 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6738 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6739 (cbranchsi4, cstoresi4): New.
6741 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6743 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6744 (m68hc11_notice_update_cc): Look into a compare with 0.
6745 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6747 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6748 cmphi, cmpqi, bCC): Delete.
6749 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6750 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6751 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6754 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6755 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6756 * config/m68k/constraints.md (H): New.
6757 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6758 the define_insn below.
6759 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6760 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6761 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6762 patterns): Wrap RHS with COMPARE.
6763 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6764 (*cmpdi_internal): Name this pattern.
6765 (cmpdi): Change to define_insn.
6766 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6767 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6768 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6770 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6771 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6772 (conditional_trap): Change to...
6773 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6774 (*conditional_trap): Use the ordered_comparison_operator and
6775 const1_operand predicates.
6776 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6777 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6778 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6779 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6781 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6782 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6783 (mcore_gen_compare): New.
6784 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6785 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6786 (mcore_gen_compare): ... this.
6787 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6788 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6789 (stack probe pattern): Use cbranchsi4.
6791 * config/mips/predicates.md (mips_cstore_operator): New.
6792 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6793 * config/mips/mips.md (any_cond): Delete.
6794 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6796 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6797 fixuns_truncsfdi2): Use cbranch patterns.
6798 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6799 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6800 Adjust call to mips_expand_conditional_branch.
6801 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6803 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6804 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6805 * config/mips/mips.c (cmp_operands): Delete.
6806 (mips_emit_compare): Get comparison operands from *op0/*op1.
6807 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6808 that it succeeds. Use op0/op1 instead of cmp_operands.
6809 (mips_expand_conditional_branch, mips_expand_conditional_move,
6810 mips_expand_conditional_trap): Likewise.
6811 (mips_block_move_loop): Use cbranch patterns.
6812 * config/mips/mips.h (cmp_operands): Delete.
6814 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6815 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6816 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6817 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6818 (*cmpcc_folded): Rename to...
6819 (*cmpdi_folded): this.
6820 (*cmpcc): Rename to...
6822 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6825 (cbranchdf4): New. Handle invalid comparisons here.
6826 * config/mmix/predicates.md (float_comparison_operator): New.
6828 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6829 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6830 * config/mn10300/mn10300.md (tst): Delete.
6831 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6832 Name these patterns and wrap RHS in a compare.
6833 (*cmpsi): Make this pattern private. Include tst.
6834 (*cmpsf): Make this pattern private.
6835 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6836 (compare with zero peepholes): Likewise.
6838 (cbranchsi4, cbranchsf4): New.
6839 (casesi): Use cbranchsi4.
6841 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6842 hppa_branch_type): Delete.
6843 (return_addr_rtx): Use cbranchsi4.
6844 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6845 Emit CCFPmode comparison here.
6846 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6847 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6848 hppa_branch_type): Delete.
6849 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6850 (movsicc, movdicc): Remove references to hppa_compare_op0,
6851 hppa_compare_op1 and compare_from_rtx.
6852 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6853 (casesi): Use cbranchsi4.
6855 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6856 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6857 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6858 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6859 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6861 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6862 (*branch, *branch_inverted): New.
6864 * config/picochip/picochip.md (cbranchhi4): Use
6865 ordered_comparison_operator.
6866 (cmphi, bCC): Remove.
6868 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6869 (trap_comparison_operator): Delete.
6870 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6871 rs6000_emit_cbranch): Accept mode and operands.
6872 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6873 rs6000_compare_fp_p): Delete.
6874 (rs6000_generate_compare): Accept mode and comparison. Extract code
6875 and op0/op1 from there. Replace references to rs6000_compare_op0
6876 and rs6000_compare_op1.
6877 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6878 extract result from passed operands.
6879 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6880 extract loc from passed operands.
6881 (rs6000_emit_cmove): Likewise.
6882 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6883 rs6000_compare_fp_p): Delete.
6884 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6885 (cbranch<GPR>4, cbranch<FP>4): New.
6886 (cstore<mode>4): New. Consolidate here all choices about when to use
6887 portable or specialized sCC sequences.
6888 (stack_protect_test): Use cbranchsi4.
6889 (conditional_trap): Replace with ctrap<GPR>4.
6890 (conditional trap insn): Replace trap_comparison_operator with
6891 ordered_comparison_operator.
6893 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6894 (s390_emit_prologue): Use ctrap.
6895 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6896 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6897 New predicates replacing...
6898 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6899 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6900 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6901 (add<mode>cc): Do not use s390_compare_op0/op1.
6902 (s<code>): Change to...
6903 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6905 (cstorecc4): ... this. Handle EQ or NE equally.
6906 (*sne): Un-privatize for use in cstorecc4.
6907 (b<code>): Change to...
6908 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6909 (conditional_trap): Replace with...
6910 (ctrap<GPR>4, ctrap<FP>4): ... these.
6911 (stack_protect): Use cbranchcc4.
6913 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6914 * config/score/score-protos.h (score_gen_cmp): Delete.
6915 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6916 (score_block_move-loop): Use cbranchsi4.
6917 * config/score/score.md (cbranchsi4): New.
6918 (cmpsi, bCC): Delete.
6919 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6920 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6921 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6922 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6923 * config/score/score3.h (score3_gen_cmp): Delete.
6924 * config/score/score7.h (score7_gen_cmp): Delete.
6926 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6927 (sh_emit_scc_to_t): ... this. Return void.
6928 (from_compare): Rename to...
6929 (sh_emit_compare_and_branch): ... this.
6930 (sh_emit_compare_and_set): New.
6931 (sh_expand_t_scc): Accept operands.
6932 * config/sh/predicates.md (sh_float_comparison_operator): New.
6933 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6934 (prepare_scc_operands): Rename to...
6935 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6937 (sh_emit_cheap_store_flag): New.
6938 (sh_emit_set_t_insn): New.
6939 (from_compare): Rename to...
6940 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6941 handling of TARGET_SH2E floating point to avoid recursive call.
6942 Generate branch here.
6943 (sh_emit_compare_and_set): New.
6944 (sh_expand_t_scc): Get op0/op1 from arguments.
6945 (sh_emit_cheap_store_flag): New.
6946 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6948 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6949 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6950 (movsicc, movdicc): Do nothing when it recreated operands from
6951 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6952 prepare_scc_operands (now sh_emit_scc_to_t).
6953 (udivdi3): Use cstoresi4.
6954 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6955 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6956 (cbranchint4_media, cbranchfp4_media): New.
6957 (casesi): Use cbranchdi4.
6958 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6960 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6961 (movnegt): Remove second operand.
6962 (cbranchsf4, cbranchdf4): New.
6963 (stack_protect): Use cbranchdi4/cbranchsi4.
6965 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6966 (gen_compare_reg): Accept comparison, extract part of it to...
6967 (gen_compare_reg_1): ... this.
6968 (gen_compare_operator): Delete.
6969 (gen_v9_scc): Accept separate destination, comparison code and arms.
6970 Do not use sparc_compare_op0/sparc_compare_op1.
6971 (emit_scc_insn, emit_conditional_branch_insn): New.
6972 (emit_v9_brxx): Make static. Remove useless assertion.
6973 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6975 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6976 * config/sparc/sparc-protos.h (gen_compare_reg,
6977 sparc_emit_float_lib_cmp): Adjust prototype.
6978 (emit_scc_insn, emit_conditional_branch_insn): New.
6979 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6980 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6981 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6982 iterators to the top.
6983 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6984 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6985 snedi_special_trunc): Delete.
6986 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6987 and snedi_special_trunc.
6988 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6989 cbranchdi4, cbranch<F:mode>4): New.
6990 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6991 here. Use gen_compare_reg instead of gen_compare_operator.
6992 (conditional_trap): Replace with...
6993 (ctrapsi4, ctrapdi4): ... this.
6994 (stack_protect_test): Use cbranchcc4.
6996 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6998 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6999 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7000 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7001 from operands[0] or operands[3] depending on is_set.
7002 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7003 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7004 cmpdf, bCC), sCC: Remove.
7005 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7006 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7008 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7009 spu_emit_branch_or_set.
7011 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7013 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7014 xstormy16_compare_op1): Delete.
7015 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7016 xstormy16_compare_op1): Delete.
7017 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7019 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7020 (cmphi, cmpsi, bCC): Remove.
7022 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7023 (*cmpsi): ... this one.
7024 (cbranchsi4, cstoresi4): New.
7025 (bCC expanders): Delete.
7026 (sCC insns): Fold into...
7027 (*setcc): ... this one.
7028 (casesi): Do not use gen_cmpsi and gen_bgtu.
7029 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7030 (movsicc): Simplify.
7031 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7033 * config/vax/vax-protos.h (cond_name): New.
7034 (vax_output_conditional_branch): Remove.
7035 * config/vax/vax.c (cond_name): New.
7036 (vax_output_conditional_branch): Remove.
7037 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7038 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7039 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7040 (bit<VAXint>): Wrap source with (compare).
7041 (b<code> and following unnamed pattern): Rename to *branch and
7042 *branch_reversed. Change macroization to match_operator.
7043 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7045 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7046 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7047 Change last argument to machine_mode.
7048 (xtensa_expand_scc): Add machine_mode argument.
7049 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7050 (gen_conditional_move, xtensa_expand_conditional_branch,
7051 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7052 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7053 Adjust operand numbers.
7054 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7056 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7057 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7058 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7060 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7062 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7063 causes spurious differences between trunk and cond-optab branch.
7065 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7068 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7070 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7072 * tree.c (iterative_hash_pointer): Delete.
7073 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7074 Hash UIDs and versions of SSA names. Don't special-case built-in
7075 function declarations.
7077 2009-05-11 Ian Lance Taylor <iant@google.com>
7080 * graphite.c: Force -Wc++-compat to only be a warning before
7081 #including "cloog/cloog.h".
7083 2009-05-11 Martin Jambor <mjambor@suse.cz>
7085 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7087 2009-05-11 Jan Hubicka <jh@suse.cz>
7089 * tree-ssa-loop-ivcanon.c: Include target.h
7090 (struct loop_size): new structure.
7091 (constant_after_peeling): New predicate.
7092 (tree_estimate_loop_size): New function.
7093 (estimated_unrolled_size): Rewrite for new estimates.
7094 (try_unroll_loop_completely): Use new estimates.
7095 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7097 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7099 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7100 libcpp interface change.
7101 (spu_macro_to_expand): Likewise.
7103 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7105 PR tree-optimization/40026
7106 * gimplify.c (gimplify_init_constructor): Change initial conditional
7107 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7108 optimize_compound_literals_in_ctor.
7110 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7112 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7114 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7116 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7118 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7119 HOST_WIDE_INT for gap.
7121 2009-05-11 Ira Rosen <irar@il.ibm.com>
7123 PR tree-optimization/40074
7124 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7125 account in group size and step comparison.
7127 2009-05-11 Richard Guenther <rguenther@suse.de>
7129 * passes.c (init_optimization_passes): Strip now incorrect comment.
7130 (execute_function_todo): Do not set PROP_alias.
7131 * tree-pass.h (PROP_alias): Remove.
7132 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7133 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7134 * tree-nrv.c (pass_return_slot): Likewise.
7135 * tree-object-size.c (pass_object_sizes): Likewise.
7136 * tree-ssa-dom.c (pass_dominator): Likewise.
7137 (pass_phi_only_cprop): Likewise.
7138 * tree-ssa-dse.c (pass_dse): Likewise.
7139 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7140 (pass_cselim): Likewise.
7141 * tree-ssa-pre.c (pass_pre): Likewise.
7142 (pass_fre): Likewise.
7143 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7144 * tree-ssa-sink.c (pass_sink_code): Likewise.
7145 * tree-stdarg.c (pass_stdarg): Likewise.
7146 * tree-tailcall.c (pass_tail_calls): Likewise.
7147 * tree-vrp.c (pass_vrp): Likewise.
7149 2009-05-10 Ian Lance Taylor <iant@google.com>
7151 * basic-block.h (enum profile_status): Break out of struct
7153 * cgraph.h (struct inline_summary): Break out of struct
7155 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7156 of struct cgraph_order_sort.
7157 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7158 * cse.c (struct branch_path): Break out of struct
7159 cse_basic_block_data.
7160 * except.h (enum eh_region_type): Break out of struct eh_region.
7161 * gcc.c (enum add_del): Break out of struct modify_target.
7162 * genrecog.c (enum decision_type): Break out of struct decision_test.
7163 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7165 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7166 * regmove.c (enum match_use): New enum, broken out of struct match.
7167 * sched-int.h (enum post_call_group): New enum, broken out of
7169 (struct deps_reg): Break out of struct deps.
7170 * target.h (struct asm_int_op): Break out of struct gcc_target.
7171 * tree-eh.c (struct goto_queue_node): Break out of struct
7173 * tree-inline.h (enum copy_body_cge_which): Break out of
7175 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7177 * c-decl.c (in_struct, struct_types): New static variables.
7178 (pushtag): Add loc parameter. Change all callers.
7179 (lookup_tag): Add ploc parameter. Change all callers.
7180 (check_compound_literal_type): New function.
7181 (parser_xref_tag): Add loc parameter. Change all callers. If
7182 -Wc++-compat, warn about struct/union/enum types defined within a
7184 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7185 and loc parameters. Change all callers. Change error calls to
7186 error_at, using loc. For a redefinition, if the location of the
7187 original definition is known, report it. Set in_struct and
7188 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7189 (finish_struct): Add new parameters enclosing_in_struct and
7190 enclosing_struct_types. Change all callers. Set
7191 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7192 in the struct. If in a struct, add this struct to struct_types.
7193 (start_enum): Add loc parameter. Change all callers. Use
7194 error_at for errors, using loc. For a redefinition, if the
7195 location of the original definition is known, report it. If in a
7196 struct, add this enum type to struct_types. If -Wc++-compat warn
7197 if in sizeof, typeof, or alignof.
7198 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7199 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7200 (c_parser_enum_specifier): Get enum location for start_enum.
7201 (c_parser_struct_or_union_specifier): Get struct location for
7202 start_struct. Save in_struct and struct_types status between
7203 start_struct and finish_struct.
7204 (c_parser_cast_expression): Get location of cast.
7205 (c_parser_alignof_expression): Get location of type.
7206 (c_parser_postfix_expression): Likewise.
7207 (c_parser_postfix_expression_after_paren_type): Add type_loc
7208 parameter. Change all callers. Call check_compound_literal_type.
7209 Use type_loc for error about variable size type.
7210 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7211 of an enum constant from an enum type defined in a struct or union.
7212 (c_cast_expr): Add loc parameter. Change all callers. If
7213 -Wc++-compat, warn about defining a type in a cast.
7214 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7215 (start_enum, start_struct, finish_struct): Update declarations.
7216 (parser_xref_tag, c_cast_expr): Update declarations.
7217 (check_compound_literal_type): Declare.
7219 2009-05-11 Ben Elliston <bje@au.ibm.com>
7221 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7222 for recent libcpp interface change.
7223 (rs6000_macro_to_expand): Likewise.
7225 2009-05-10 Michael Matz <matz@suse.de>
7228 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7229 not at entry of function.
7231 2009-05-10 Richard Guenther <rguenther@suse.de>
7233 PR tree-optimization/40081
7235 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7236 using the main variant of the element type. Do not fiddle with
7237 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7239 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7240 structs with volatile fields.
7242 2009-05-10 Jan Hubicka <jh@suse.cz>
7244 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7245 (estimate_move_cost): Assert that it does not get called for
7247 (estimate_num_insns): Skip VOID types in argument handling.
7248 (optimize_inline_calls): Delete unreachable blocks and verify that
7251 2009-05-10 Jan Hubicka <jh@suse.cz>
7253 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7254 * cgraph.c (cgraph_mark_address_taken_node): New function.
7255 (dump_cgraph_node): Dump new flag.
7256 * cgraph.h (struct cgraph_node): Add address_taken.
7257 (cgraph_mark_address_taken_node): New function.
7258 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7259 since new direct calls can be born.
7261 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7263 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7266 2009-05-10 Jan Hubicka <jh@suse.cz>
7269 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7271 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7272 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7273 * tree-inline.c (copy_bb): Set frequency correctly.
7274 (fold_marked_statements): Update call to
7275 cgraph_update_edges_for_call_stmt.
7277 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7279 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7280 identifiers in diagnostics.
7281 * config/arm/arm.c (arm_handle_fndecl_attribute,
7282 arm_handle_isr_attribute): Likewise.
7283 * config/avr/avr.c (avr_handle_progmem_attribute,
7284 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7285 * config/bfin/bfin.c (handle_int_attribute,
7286 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7287 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7288 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7290 * config/darwin.c (darwin_handle_kext_attribute,
7291 darwin_handle_weak_import_attribute): Likewise.
7292 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7293 h8300_handle_eightbit_data_attribute,
7294 h8300_handle_tiny_data_attribute): Likewise.
7295 * config/i386/i386.c (ix86_handle_cconv_attribute,
7296 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7297 * config/i386/winnt.c (ix86_handle_shared_attribute,
7298 ix86_handle_selectany_attribute): Likewise.
7299 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7300 * config/m32c/m32c.c (function_vector_handler): Likewise.
7301 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7302 m68hc11_handle_fntype_attribute): Likewise.
7303 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7304 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7305 * config/mips/mips.c (mips_insert_attributes,
7306 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7307 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7308 rs6000_handle_struct_attribute): Likewise.
7309 * config/sh/sh.c (sh_insert_attributes,
7310 sh_handle_resbank_handler_attribute,
7311 sh_handle_interrupt_handler_attribute,
7312 sh2a_handle_function_vector_handler_attribute,
7313 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7315 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7316 * config/spu/spu.c (spu_handle_fndecl_attribute,
7317 spu_handle_vector_attribute): Likewise.
7318 * config/stormy16/stormy16.c
7319 (xstormy16_handle_interrupt_attribute): Likewise.
7320 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7321 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7323 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7325 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7326 (pp_translate_identifiers): New.
7327 (pp_identifier): Only conditionally translate identifier to locale
7329 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7330 (pp_base_tree_identifier): Only conditionally translate identifier
7331 to locale character set.
7332 * c-pretty-print.c (M_): Define.
7333 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7334 fragments for conditional translation with M_.
7335 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7336 identifier translation.
7338 2009-05-10 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/40081
7341 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7342 using the main variant of the element type. Do not fiddle with
7343 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7345 2009-05-09 Jan Hubicka <jh@suse.cz>
7348 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7349 indirect calls; verify cgraph afterwards.
7351 2009-05-09 Jan Hubicka <jh@suse.cz>
7354 * ipa.c (update_inlined_to_pointer): New function.
7355 (cgraph_remove_unreachable_nodes): Use it.
7357 2009-05-09 Jan Hubicka <jh@suse.cz>
7359 * tree-eh.c (struct leh_state): Remove prev_try.
7360 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7362 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7363 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7364 remove_eh_handler_and_replace, foreach_reachable_handler,
7365 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7366 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7367 (gen_eh_region_cleanup): Update prototype.
7369 2009-05-09 Jan Hubicka <jh@suse.cz>
7372 * except.c (copy_eh_region): Always set prev_try.
7373 (redirect_eh_edge_to_label): Find outer try.
7374 (foreach_reachable_handler): When looking for prev try
7375 handle case where previous try is not going to be taken.
7377 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7379 PR tree-optimization/40049
7380 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7381 only vector/vector shifts, convert the type of the constant to the
7382 appropriate type to avoid building incorrect trees, which
7383 eventually have problems with garbage collection.
7385 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7387 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7388 -1 for complex floating-point types if honoring signed zeros.
7390 2009-05-08 Jan Hubicka <jh@suse.cz>
7392 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7393 argument; handle correctly when profile is absent.
7394 (build_cgraph_edges): Update.
7395 (rebuild_cgraph_edges): Update.
7396 * cgraph.c: Do not include varray.h.
7397 (cgraph_set_call_stmt_including_clones): New function.
7398 (cgraph_create_edge_including_clones): Likewise
7399 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7400 (cgraph_update_edges_for_call_stmt): Handle clones.
7401 (cgraph_remove_node): Handle clone tree.
7402 (cgraph_remove_node_and_inline_clones): New function.
7403 (dump_cgraph_node): Dump clone tree.
7404 (cgraph_clone_node): Handle clone tree.
7405 (clone_function_name): Bring here from tree-inline.c.
7406 (cgraph_create_virtual_clone): New function.
7407 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7408 (cgraph_clone_info): New function.
7409 (strut cgraph_node): Add clone_info and new clone tree pointers.
7410 (cgraph_remove_node_and_inline_clones,
7411 cgraph_set_call_stmt_including_clones,
7412 cgraph_create_edge_including_clones,
7413 cgraph_create_virtual_clone): Declare.
7414 (cgraph_function_versioning): Use VEC argument.
7415 (compute_call_stmt_bb_frequency): Update prototype.
7416 (cgraph_materialize_all_clones): New function.
7417 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7418 (ipcp_create_replace_map): Update to VECtors.
7419 (ipcp_update_callgraph): Use virtual clones.
7420 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7421 (ipcp_update_profiling): Do not update local profiling.
7422 (ipcp_insert_stage): Use VECtors and virtual clones.
7423 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7424 (clone_of_p): New function.
7425 (cgraph_preserve_function_body_p): Use clone tree.
7426 (cgraph_optimize): Materialize clones.
7427 (cgraph_function_versioning): Update for VECtors.
7428 (save_inline_function_body): Use clone tree.
7429 (cgraph_materialize_clone): New function.
7430 (cgraph_materialize_all_clones): Likewise.
7431 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7432 * ipa.c: Include gimple.h.
7433 (cgraph_remove_unreachable_nodes): Use clone tree.
7434 * ipa-prop.c (ipa_note_param_call): Update call to
7435 compute_call_stmt_bb_frequencycall.
7436 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7437 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7438 (copy_bb): Handle updating of clone tree; add new edge when new call
7440 (expand_call_inline): Be strict about every call having edge.
7441 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7442 (delete_unreachable_blocks_update_callgraph): New function.
7443 (tree_function_versioning): Use VECtors; always remove unreachable
7444 blocks and fold conditionals.
7445 * tree-inline.h: Do not include varray.h.
7446 (tree_function_versioning): Remove.
7447 * Makefile.in (GTFILES): Remove tree-inline.c
7448 * passes.c (do_per_function): Do only functions having body.
7449 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7452 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7453 Andrew Morrow <acm@google.com>
7456 * c-common.c (c_common_attribute_table): Permit deprecated
7457 attribute to take an optional argument.
7458 (handle_deprecated_attribute): If the optional argument to
7459 __attribute__((deprecated)) is not a string ignore the attribute
7462 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7463 * c-typeck.c (build_component_ref): Likewise.
7464 (build_external_ref): Likewise.
7466 * toplev.c (warn_deprecated_use): Add an attribute argument.
7467 Emit the message associated with __attribute__((deprecated)).
7469 * toplev.h (warn_deprecated_use): Updated.
7471 * doc/extend.texi: Document new optional parameter to
7472 __attribute__((deprecated))
7474 2009-05-08 Michael Eager <eager@eagercon.com>
7476 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7477 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7479 2009-05-08 Richard Guenther <rguenther@suse.de>
7481 PR tree-optimization/40062
7482 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7483 Avoid exponential behavior.
7485 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7487 PR rtl-optimization/33928
7489 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7490 process_uses, build_single_def_use_links): New.
7491 (update_df): Update use_def_ref.
7492 (forward_propagate_into): Use get_def_for_use instead of use-def
7494 (fwprop_init): Call build_single_def_use_links and let it initialize
7496 (fwprop_done): Free use_def_ref.
7497 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7498 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7499 df_rd_simulate_one_insn): New.
7500 (df_rd_bb_local_compute_process_def): Update head comment.
7501 (df_chain_create_bb): Use the new RD simulation functions.
7502 * df.h (df_rd_simulate_artificial_defs_at_top,
7503 df_rd_simulate_one_insn): New.
7504 * opts.c (decode_options): Enable fwprop at -O1.
7505 * doc/invoke.texi (-fforward-propagate): Document this.
7507 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7510 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7511 and one complex operand specially.
7512 * tree-complex.c (some_nonzerop): Do not identify a real value as
7513 zero if flag_signed_zeros.
7515 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7517 PR rtl-optimization/33928
7518 * loop-invariant.c (record_use): Fix && vs. || mishap.
7520 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7522 PR rtl-optimization/33928
7523 * loop-invariant.c (struct use): Add addr_use_p.
7524 (struct def): Add n_addr_uses.
7525 (struct invariant): Add cheap_address.
7526 (create_new_invariant): Set cheap_address.
7527 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7528 (record_uses): Pass df_ref to record_use.
7529 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7532 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7534 * config/sh/sh.c: Do not include c-pragma.h.
7536 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7538 * config/spu/spu.c: Remove include of c-common.h.
7540 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7543 * c-common.h (mark_valid_location_for_stdc_pragma,
7544 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7545 clear_float_const_decimal64, float_const_decimal64_p): New.
7546 * c.opt (Wunsuffixed-float-constants): New.
7547 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7548 unsuffixed float constant, handle new warning.
7549 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7550 * c-decl.c (c_scope): New flag float_const_decimal64.
7551 (set_float_const_decimal64, clear_float_const_decimal64,
7552 float_const_decimal64_p): New.
7553 (push_scope): Set new flag.
7554 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7555 to use STDC pragmas.
7556 (c_parser_external_declaration): Ditto.
7557 (c_parser_compound_statement_nostart): Ditto.
7558 * c-pragma.c (valid_location_for_stdc_pragma,
7559 mark_valid_location_for_stdc_pragma,
7560 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7561 handle_pragma_float_const_decimal64): New.
7562 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7563 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7564 set_float_const_decimal64, clear_float_const_decimal64,
7565 float_const_decimal64_p): New dummy functions.
7566 * doc/extend.texi (Decimal Float): Remove statement that the
7567 pragma, and suffix for double constants, are not supported.
7568 * doc/invoke.texi (Warning Options): List new option.
7569 (-Wunsuffixed-float-constants): New.
7571 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7573 * config/i386/i386.c: Do not include c-common.h.
7575 2009-05-07 Mark Heffernan <meheff@google.com>
7577 * doc/invoke.texi (Debugging Options): Document change of debugging
7579 * opts.c (decode_options): Make dump_base_name relative to
7580 aux_base_name directory.
7582 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7584 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7585 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7587 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7589 * Makefile.in (install-plugin): Simplify a bit.
7591 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7593 * Makefile.in (OBJS-common): Add regcprop.o.
7595 * timevar.def (TV_CPROP_REGISTERS): New.
7596 * regrename.c (regrename_optimize): Return 0.
7597 (rest_of_handle_regrename): Delete.
7598 (pass_rename_registers): Point to regrename_optimize.
7599 (struct value_data_entry, struct value_data,
7600 kill_value_one_regno, kill_value_regno, kill_value,
7601 set_value_regno, init_value_data, kill_clobbered_value,
7602 kill_set_value, kill_autoinc_value, copy_value,
7603 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7604 replace_oldest_value_reg, replace_oldest_value_addr,
7605 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7606 debug_value_data, validate_value_data): Move...
7607 * regcprop.c: ... here.
7608 (rest_of_handle_cprop): Delete.
7609 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7611 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7614 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7615 GEN_INT for 1 << bitnum.
7616 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7619 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7621 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7622 Remove wrong description of "nand" operation.
7624 2009-05-06 Richard Guenther <rguenther@suse.de>
7625 Adam Nemet <anemet@caviumnetworks.com>
7627 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7628 comment. Add that if LHS is not a gimple register, then RHS1 has
7629 to be a single object (GIMPLE_SINGLE_RHS).
7631 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7633 * expr.c (get_def_for_expr): Move it up in the file.
7634 (store_field): When expanding a bit-field store, look at the
7635 defining gimple stmt for the masking conversion.
7637 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7640 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7641 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7642 32-bit memcpy into long.
7644 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7646 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7647 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7649 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7650 instead of appending DW_OP_deref*.
7652 2009-05-06 Michael Matz <matz@suse.de>
7655 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7656 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7658 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7660 * Makefile.in (install-plugin): Fix srcdir handling.
7662 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7664 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7665 when processing for not_regs_needed bitmap.
7666 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7667 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7668 handling it for rhs.
7670 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7672 * config/i386/i386.md (unnamed inc/dec peephole): Use
7673 optimize_insn_for_size_p instead of optimize_size.
7674 * config/i386/predicates.md (incdec_operand): Likewise.
7675 (aligned_operand): Likewise.
7676 * config/i386/sse.md (divv8sf3): Likewise.
7677 (sqrtv8sf2): Likewise.
7679 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7681 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7683 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7685 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7687 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7688 ssemodesuffixf2c with avxmodesuffixf2c.
7690 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7693 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7695 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7697 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7698 (struct tree_base): Adjust spacing for 8 bit boundaries.
7699 (struct tree_decl_common): Add decl_by_reference_flag bit.
7700 (DECL_BY_REFERENCE): Adjust.
7701 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7702 print DECL_BY_REFERENCE bit.
7703 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7704 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7705 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7706 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7710 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7711 range of the type, but default label is missing, add it with one
7712 of the existing labels instead of adding a new label for it.
7714 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7718 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7720 * Makefile.in (enable_plugin, plugin_includedir): New.
7721 (install): Depend on install-plugin.
7722 (PLUGIN_HEADERS): New.
7723 (install-plugin): New.
7724 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7726 2009-05-05 Richard Guenther <rguenther@suse.de>
7728 PR tree-optimization/40022
7729 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7731 (phivn_valid_p): Fix tuplification error, simplify.
7732 (phiprop_insert_phi): Add dumps.
7733 (propagate_with_phi): Simplify.
7735 2009-05-05 Richard Guenther <rguenther@suse.de>
7738 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7740 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7742 * tree.h (strip_float_extensions): Remove duplicate declaration.
7743 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7744 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7745 block_ultimate_origin): Rearrange the declarations line to match the
7746 comment that indicates the .c file which the functions are defined.
7747 (dwarf2out_*, set_decl_rtl): Add comment.
7748 (get_base_address): Adjust comment.
7749 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7750 declarations line and add comment.
7751 (is_builtin_name): Add blank after function name, for clarity.
7753 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7755 * attribs.c (decl_attributes): Use %qE for identifiers in
7757 * cgraphunit.c (verify_cgraph_node): Translate function names to
7758 locale character set in diagnostics.
7759 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7761 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7762 Document that functions are named in UTF-8.
7763 * expr.c (expand_expr_real_1): Translate function names to locale
7764 character set in diagnostics.
7765 * gimplify.c (omp_notice_variable, omp_is_private,
7766 gimplify_scan_omp_clauses): Use %qE for identifiers in
7768 * langhooks.c (lhd_print_error_function): Translate function names
7769 to locale character set.
7770 * langhooks.h (decl_printable_name): Document that return value is
7771 in internal character set.
7772 * stmt.c: Include pretty-print.h
7773 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7775 (resolve_operand_name_1): Translate named operand name to locale
7777 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7779 * toplev.c (announce_function): Translate function names to locale
7781 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7782 (default_tree_printer): Use pp_identifier or translate identifiers
7783 to locale character set. Mark "<anonymous>" for translation.
7784 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7785 for identifiers in diagnostics.
7786 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7788 * varasm.c (output_constructor): Use %qE for identifiers in
7791 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7793 * configure.ac: use ` ` instead of $()
7794 * configure: Regenerate.
7796 2009-05-05 Ben Elliston <bje@au.ibm.com>
7798 * config/pa/linux-atomic.c: Eliminate conditional include of
7799 errno.h on non-LP64 systems to simplify build requirements.
7801 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7803 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7805 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7806 and pass value to identifier_to_locale.
7807 (warn_variable_length_array): Make name a tree.
7808 (grokdeclarator): Separate diagnostic texts for named and unnamed
7809 declarators. Use %qE for named declarators.
7810 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7812 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7813 identifiers in diagnostics.
7814 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7815 identifier_to_locale. Mark "anonymous" strings for translation.
7817 2009-05-04 Michael Eager <eager@eagercon.com>
7819 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7820 address for DImode/DFmode only if double-precision FP regs.
7822 2009-05-04 Michael Eager <eager@eagercon.com>
7824 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7825 TARGET_SINGLE_FLOAT check.
7827 2009-05-04 Michael Eager <eager@eagercon.com>
7829 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7831 2009-05-04 Michael Eager <eager@eagercon.com>
7833 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7834 * config/rs6000/t-xilinx: New
7836 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7838 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7839 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7840 * gcc/explow.c (memory_address): Use target hook.
7841 * gcc/targhooks.c (default_legitimize_address): New.
7842 * gcc/targhooks.h (default_legitimize_address): New.
7843 * gcc/target.h (legitimize_address): New.
7844 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7845 (TARGET_INITIALIZER): Include it.
7846 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7848 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7849 * config/bfin/bfin.c (legitimize_address): Remove.
7850 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7851 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7853 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7854 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7856 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7857 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7858 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7859 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7860 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7861 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7862 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7863 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7864 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7865 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7866 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7867 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7868 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7869 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7870 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7871 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7872 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7873 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7874 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7875 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7876 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7877 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7878 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7880 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7881 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7882 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7883 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7884 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7885 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7886 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7887 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7888 (thumb_legitimize_address): Delete.
7889 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7890 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7891 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7892 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7893 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7894 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7896 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7899 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7900 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7901 * config/m32r/m32r.c (m32r_legitimize_address): New.
7902 * config/m68k/m68k.c (m68k_legitimize_address): New.
7903 * config/score/score.c (score_legitimize_address): Standardize.
7904 * config/score/score3.c (score3_legitimize_address): Standardize.
7905 * config/score/score3.h (score3_legitimize_address): Adjust.
7906 * config/score/score7.c (score7_legitimize_address): Standardize.
7907 * config/score/score7.h (score7_legitimize_address): Adjust.
7908 * config/sh/sh.c (sh_legitimize_address): New.
7909 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7911 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7912 (s390_legitimize_address): ... this.
7913 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7914 (sparc_legitimize_address): ... this.
7915 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7916 (ix86_legitimize_address): ... this.
7917 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7918 (avr_legitimize_address): ... this.
7919 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7920 (mn10300_legitimize_address): ... this.
7921 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7922 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7923 (alpha_expand_mov): Adjust call.
7925 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7926 * config/spu/spu.c (spu_legitimize_address): Likewise.
7927 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7928 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7930 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7932 * intl.c (locale_encoding, locale_utf8): New.
7933 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7934 * intl.h (locale_encoding, locale_utf8): Declare.
7935 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7936 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7938 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7940 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7941 (pp_base_tree_identifier): Declare as function.
7942 (identifier_to_locale): Declare.
7943 * Makefile.in (pretty-print.o): Update dependencies.
7944 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7946 2009-05-04 Richard Guenther <rguenther@suse.de>
7949 * builtins.c (fold_builtin_memory_op): Do not decay to element
7950 type if the size matches the whole array.
7952 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7954 * expmed.c (synth_mult): When trying out a shift, pass the result
7957 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7959 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7960 (shiftsub1_cost): New.
7961 (init_expmed): Compute shiftsub1_cost.
7962 (synth_mult): Optimize multiplications by constants of the form
7963 -(2^^m-1) for some constant positive integer m.
7965 2009-05-03 Richard Guenther <rguenther@suse.de>
7968 * c-typeck.c (array_to_pointer_conversion): Do not built
7969 ADDR_EXPRs of arrays of pointer-to-element type.
7970 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7971 up wrong ADDR_EXPRs after-the-fact.
7972 * c-common.c (strict_aliasing_warning): Strip pointer
7973 conversions for obtaining the original type.
7974 * builtins.c (fold_builtin_memset): Handle array types.
7975 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7978 2009-05-03 Richard Guenther <rguenther@suse.de>
7981 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7982 Do not lose casts from array types with unknown extent to array
7983 types with known extent.
7984 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7985 alias set compatibility.
7987 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7989 * flags.h (extra_warnings): Delete.
7990 * toplev.c (process_options): Handle Wuninitialized here.
7991 * opts.c (extra_warnings): Delete.
7992 (set_Wextra): Delete.
7993 (common_handle_option): -Wextra can be handled automatically.
7994 * c-opts.c (c_common_handle_option): Delete obsolete code.
7995 (c_common_post_options): Simplify comment.
7996 * common.opt (W): Add Var.
7998 (Wuninitialized): Initialize to -1.
8000 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8001 Richard Guenther <rguenther@suse.de>
8003 * expr.c (get_def_for_expr): New function.
8004 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8005 SSA rather than trees.
8006 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8007 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8009 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8011 * c-common.c (reswords): Add _Imaginary.
8012 * c-common.c (enum rid): Add RID_IMAGINARY.
8014 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8016 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8017 Patch by Richard Guenther.
8019 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8021 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8022 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8023 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8024 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8025 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8026 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8027 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8028 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8029 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8030 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8031 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8032 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8033 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8034 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8035 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8036 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8037 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8038 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8040 2009-05-02 Richard Guenther <rguenther@suse.de>
8042 PR tree-optimization/39940
8043 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8046 2009-05-02 Richard Guenther <rguenther@suse.de>
8049 * tree-ssa.c (execute_update_addresses_taken): Properly check
8050 if we can mark a variable DECL_GIMPLE_REG_P.
8051 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8052 back to the end of the function.
8053 (is_gimple_reg_type): Remove complex type special casing.
8054 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8057 2009-05-02 Ben Elliston <bje@au.ibm.com>
8059 * doc/collect2.texi (Collect2): Document search path behaviour
8060 when configured with --with-ld.
8062 2009-05-02 Jan Hubicka <jh@suse.cz>
8064 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8065 parameter; update callers.
8066 (coalesce_cost_edge): EH edges are costier because they needs
8067 splitting even if not critical and even more costier when there are
8068 multiple EH predecestors.
8070 2009-05-02 Jan Hubicka <jh@suse.cz>
8072 * except.c (remove_eh_handler_and_replace): Handle updating after
8073 removing TRY blocks.
8075 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8077 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8079 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8081 * varasm.c: Do not include c-pragma.h.
8082 * attribs.c: Do not incude c-common.h.
8084 2009-05-01 Michael Matz <matz@suse.de>
8086 * calls.c (initialize_argument_information): Handle SSA names like
8087 decls with a non MEM_P DECL_RTL.
8089 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8091 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8092 * ipa-utils.c: Likewise.
8093 * ipa-type-escape.c: Likewise.
8094 * cgraphunit.c Do not include c-common.h.
8095 * ipa-pure-const.c: Likewise.
8096 * tree-if-conv.c: Likewise.
8097 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8098 * ipa-struct-reorg.c: Likewise.
8099 * tree-nomudflap.c: Likewise.
8100 * tree-ssa-structalias.c: Likewise.
8102 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8104 * store-motion.c: Many cleanups to make this pass a first-class
8105 citizen instead of an appendix to gcse load motion. Add TODO list
8106 to make this pass faster/cleaner/better.
8108 (struct ls_expr): Post gcse.c-split cleanups.
8109 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8110 "stores" field to "avail_stores".
8111 (pre_ldst_mems): Rename to store_motion_mems.
8112 (pre_ldst_table): Rename to store_motion_mems_table.
8113 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8114 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8115 (ldst_entry): Rename to st_expr_entry, update users.
8116 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8117 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8118 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8120 (first_ls_expr): Rename to first_st_expr, update users.
8121 (next_ls_expr): Rename to next_st_expr, update users.
8122 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8123 fields properly for store motion instead of names inherited from load
8125 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8126 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8129 (ae_kill): Rename to st_kill, update users.
8130 (ae_gen): Rename to st_avloc, update users.
8131 (transp): Rename to st_transp, update users.
8132 (pre_insert_map): Rename to st_insert_map, update users.
8133 (pre_delete_map): Rename to st_delete_map, update users.
8134 (insert_store, build_store_vectors, free_store_memory,
8135 one_store_motion_pass): Update for abovementioned changes.
8137 (gcse_subst_count, gcse_create_count): Remove.
8138 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8139 and "n_stores_created", local variables.
8141 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8144 (regvec, compute_store_table_current_insn): Remove.
8145 (reg_set_info, reg_clear_last_set): Remove.
8146 (compute_store_table): Use DF caches instead of local dataflow
8149 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8151 * c-objc-common.c (c_tree_printer): Print identifiers with
8152 pp_identifier, not pp_string. Mark "({anonymous})" for
8154 * c-pretty-print.c (pp_c_ws_string): New.
8155 (pp_c_cv_qualifier, pp_c_type_specifier,
8156 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8157 pp_c_storage_class_specifier, pp_c_function_specifier,
8158 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8159 pp_c_primary_expression, pp_c_postfix_expression,
8160 pp_c_unary_expression, pp_c_shift_expression,
8161 pp_c_relational_expression, pp_c_equality_expression,
8162 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8163 use pp_string and pp_c_ws_string in place of pp_identifier and
8164 pp_c_identifier for non-identifiers. Mark English strings for
8166 * c-pretty-print.h (pp_c_ws_string): Declare.
8168 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8169 Roland McGrath <roland@redhat.com>
8171 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8172 (ENABLE_LD_BUILDID): New configuration option.
8173 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8174 (LINK_BUILDID_SPEC): New macro.
8175 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8177 * doc/install.texi: Document --enable-linker-build-id option.
8178 * configure: Rebuild.
8179 * config.in: Rebuild.
8181 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8183 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8184 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8185 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8186 MIPS_GP_SAVE_AREA_SIZE.
8187 * config/mips/mips.c (struct mips_frame_info): Update comment
8188 before arg_pointer_offset and hard_frame_pointer_offset.
8189 (mips_compute_frame_info): Update diagram before function: to
8190 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8191 indicate the position of frame_pointer_rtx with -fstack-protector and
8192 to show args_size. Don't allocate cprestore area for leaf functions
8193 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8195 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8197 2009-04-30 Michael Matz <matz@suse.de>
8199 PR tree-optimization/39955
8200 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8202 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8204 * ira.c (setup_cover_and_important_classes): Use safe macro
8205 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8207 * genpreds.c (write_tm_preds_h): Output suitable definition of
8208 REG_CLASS_FOR_CONSTRAINT.
8210 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8212 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8214 * bitmap.c (bitmap_descriptor): Likewise.
8215 * ggc-common.c (loc_descriptor): Likewise.
8216 * varray.c (varray_descriptor): Likewise.
8217 * vec.c (vec_descriptor): Likewise.
8219 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8221 * Makefile.in (dce.o): Add $(EXCEPT_H).
8222 * dce.c: Include except.h and delete redundant vector definitions.
8223 (deletable_insn_p): Return false for non-call insns that can throw
8226 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8228 * gcse.c (ae_gen): Remove.
8229 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8230 and make non-static function to make it available in store-motion.c.
8231 Update call sites with search-and-replace.
8232 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8233 extract_mentioned_regs, extract_mentioned_regs_helper,
8234 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8235 store_killed_in_insn, store_killed_after, store_killed_before,
8236 build_store_vectors, insert_insn_start_basic_block, insert-store,
8237 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8238 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8239 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8240 * store-motion.c: ...new file. Also copy data structures from gcse.c
8241 and clean up to remove parts not used by store motion.
8242 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8243 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8245 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8248 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8249 when optimizing for size.
8251 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8253 * gcse.c (gcse_constant_p): Fix typo in last change.
8255 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8257 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8259 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8261 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8263 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8265 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8266 CONST_HIGH_PART result.
8268 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8270 * config/avr/avr.c (initial_elimination_offset): Rename to
8271 avr_initial_elimination_offset.
8272 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8273 change return type to bool.
8274 (avr_can_eliminate): New function.
8275 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8276 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8277 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8278 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8279 avr_initial_elimination_offset.
8280 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8281 (avr_initial_elimination_offset): Define.
8283 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8284 Steven Bosscher <steven@gcc.gnu.org>
8286 PR rtl-optimization/39938
8287 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8288 * cfgrtl.c: Include insn-attr.h.
8289 (rest_of_pass_free_cfg): New function.
8290 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8291 * resource.c (init_resource_info): Remove call to df_analyze.
8293 2009-04-29 Richard Guenther <rguenther@suse.de>
8296 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8297 allow conversion to signed integers.
8299 2009-04-29 Richard Guenther <rguenther@suse.de>
8301 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8302 shifts of floating point vectors if the shift amount is
8303 a constant multiple of the element size.
8305 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8306 Michael Matz <matz@suse.de>
8310 * tree-outof-ssa.c (emit_partition_copy): New function.
8311 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8312 insert_part_to_rtx_on_edge): Perform the partition base var
8313 copy using emit_partition_copy.
8314 (insert_value_copy_on_edge): Convert constants to the right mode.
8315 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8316 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8318 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8320 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8321 scan backwards to try to find a constant to initialize it.
8323 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8324 insn before the loop_end instruction, don't look past labels.
8326 2009-04-29 Richard Guenther <rguenther@suse.de>
8329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8330 loose type conversions.
8331 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8332 stmts only if there are no uses of its definition.
8334 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8336 * config/bfin/bfin.h (splitting_loops): Declare.
8337 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8338 Reorder bit definitions to be ascending.
8339 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8340 * config/bfin/bfin.c (splitting_loops): New variable.
8341 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8342 (struct loop_info): Remove members INIT and LOOP_INIT.
8343 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8344 the LSETUP sequence. Allow LC to be loaded from any register, but
8345 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8346 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8348 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8349 of reload_completed.
8352 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8354 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8356 * Makefile.in (PLUGIN_VERSION_H): New.
8357 (OBJS-common): Remove plugin-version.o.
8358 (plugin.o): Depend on (PLUGIN_VERSION_H).
8359 (plugin-version.o): Remove.
8360 * configure: Regenerate
8361 * configure.ac: Create plugin-version.h.
8362 * gcc-plugin.h (plugin_gcc_version): Remove.
8363 (plugin_default_version_check): Change signature.
8364 * plugin-version.c: Remove.
8365 * plugin.c: Include plugin-version.h.
8366 (str_plugin_gcc_version_name): Remove.
8367 (try_init_one_plugin): Pass gcc version to plugin_init.
8368 (plugin_default_version_check): Both gcc and plugin versions are now
8371 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8373 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8374 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8375 Remove special case testing for last insn of inner loops. Don't fail
8376 if the loop ends with a jump, emit an extra nop instead.
8378 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8379 DREGS rather than comparing directly. Remove code that tries to
8380 account for latencies.
8382 2009-04-29 Richard Guenther <rguenther@suse.de>
8384 PR tree-optimization/39941
8385 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8386 eliminating an indirect call.
8388 2009-04-29 Richard Guenther <rguenther@suse.de>
8390 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8391 parameter. Allow invariants as base if !require_lvalue.
8392 (verify_gimple_assign_single): Adjust.
8394 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8396 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8397 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8398 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8399 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8400 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8402 * config/bfin/bfin.c (bfin_expand_builtin,
8403 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8405 2009-04-28 Richard Guenther <rguenther@suse.de>
8407 * tree-vect-loop.c (get_initial_def_for_induction): Use
8408 correct types for pointer increment.
8410 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8412 * toplev.c (print_version): Update GMP version string calculation.
8414 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8416 PR rtl-optimization/39938
8417 * resource.c (init_resource_info): Add call to df_analyze.
8419 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8421 * config/alpha/alpha.md (usegp): Cast the result of
8422 alpha_find_lo_sum_using_gp to enum attr_usegp.
8423 * config/alpha/alpha.c (override_options): Remove end-of-structure
8424 marker element from cpu_table. Use array size of cpu_table to handle
8425 -mcpu and -mtune options.
8426 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8428 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8430 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8431 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8432 tune_32 and tune_64.
8433 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8435 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8436 * config/rs6000/option-defaults.h: ... here. New file.
8437 (OPT_64, OPT_32): Define.
8438 (MASK_64BIT): Define to 0 if not already defined.
8439 (OPT_ARCH64, OPT_ARCH32): Define.
8440 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8443 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8445 * config/arm/arm.c (arm_override_options): Emit error on using
8448 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8450 PR rtl-optimization/39914
8451 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8452 registers for allocnos created from user-defined variables only
8453 when not optimizing.
8455 2009-04-28 Richard Guenther <rguenther@suse.de>
8458 * fold-const.c (fold_binary): Use distribute_real_division only
8461 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8463 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8464 add hpux-stdint.h to tm_file.
8465 (hppa[12]*-*-hpux11*): Ditto.
8466 (ia64*-*-hpux*): Ditto.
8467 * config/hpux-stdint.h: New.
8468 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8469 __STDC_EXT__ for all compiles.
8470 * config/pa/pa-hpux.h: Ditto.
8471 * config/pa/pa-hpux10.h: Ditto.
8472 * config/pa/pa-hpux11.h: Ditto.
8474 2009-04-28 Catherine Moore <clm@codesourcery.com>
8476 * debug.h (set_name): Add comment.
8478 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8481 * config/darwin.c (machopic_gen_offset): Check
8482 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8483 * config/arm/arm.c (require_pic_register): Likewise.
8485 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8487 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8488 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8489 m32c_promote_prototypes): Delete.
8491 2009-04-28 Michael Matz <matz@suse.de>
8494 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8497 2009-04-28 Richard Guenther <rguenther@suse.de>
8499 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8501 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8503 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8504 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8505 * config/arm/arm-tune.md: Regenerate.
8507 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8509 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8510 block if there are complex incoming edges.
8511 (sel_merge_blocks): Remove useless assert.
8512 (sel_redirect_edge_and_branch): Check that edge was redirected.
8513 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8514 (sel_find_rgns): Delete declaration.
8515 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8516 the region when it is not a preheader.
8518 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8521 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8523 2009-04-28 Richard Guenther <rguenther@suse.de>
8525 * tree.h (SSA_NAME_VALUE): Remove.
8526 (struct tree_ssa_name): Remove value_handle member.
8527 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8528 array for jump threading.
8529 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8531 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8532 * tree-flow.h (threadedge_initialize_values): Declare.
8533 (threadedge_finalize_values): Likewise.
8534 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8535 (SSA_NAME_VALUE): Define.
8536 (threadedge_initialize_values): New function.
8537 (threadedge_finalize_values): Likewise.
8538 * tree-ssa-dom.c (ssa_name_values): New global variable.
8539 (SSA_NAME_VALUE): Define.
8540 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8542 2009-04-28 Ira Rosen <irar@il.ibm.com>
8544 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8545 Use REPORT_VECTORIZED_LOCATIONS instead
8546 REPORT_VECTORIZED_LOOPS.
8547 * tree-vectorizer.c (vect_verbosity_level): Make static.
8548 (vect_loop_location): Rename to vect_location.
8549 (vect_set_verbosity_level): Update comment.
8550 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8552 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8553 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8554 instead REPORT_UNVECTORIZED_LOOPS.
8555 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8556 and vect_loop_def to vect_external_def and vect_internal_def.
8557 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8558 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8559 REPORT_UNVECTORIZED_LOCATIONS.
8560 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8561 and vect_used_in_loop and to vect_unused_in_scope and
8563 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8564 (vect_verbosity_level): Remove declaration.
8565 (vect_analyze_operations): Likewise.
8566 (vect_analyze_stmt): Declare.
8567 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8568 REPORT_UNVECTORIZED_LOCATIONS.
8569 (vect_get_loop_niters): Fix indentation.
8570 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8571 (vect_analyze_loop_operations): New function.
8572 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8573 vect_analyze_operations.
8574 (vect_is_simple_reduction): Use new names.
8575 (vectorizable_live_operation, vect_transform_loop): Likewise.
8576 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8577 to specify whether the data references can be a part of interleaving
8579 (vect_analyze_data_ref_dependence): Use new names.
8580 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8581 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8582 * tree-vect-patterns.c (widened_name_p): Use new names.
8583 (vect_recog_dot_prod_pattern): Likewise.
8584 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8585 (process_use, vect_mark_stmts_to_be_vectorized,
8586 vect_model_simple_cost, vect_model_store_cost,
8587 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8588 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8589 vectorizable_operation, vectorizable_type_demotion,
8590 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8591 vectorizable_condition): Likewise.
8592 (vect_analyze_operations): Split into vect_analyze_loop_operations
8594 (vect_analyze_stmt): ... new function.
8595 (new_stmt_vec_info): Use new names.
8596 (vect_is_simple_use): Use new names and fix comment.
8597 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8598 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8600 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8603 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8604 and integer modes for x87 operands. Do not ICE for unsupported size,
8605 generate error instead. Generate error for unsupported operand types.
8606 ['z']: Do not handle HImode memory operands specially. Warning
8607 for floating-point operands. Fallthru to 'Z' for unsupported operand
8608 types. Do not ICE for unsupported size, generate error instead.
8609 (output_387_binary_op): Use %Z to output operands.
8610 (output_fp_compare): Ditto.
8611 (output_387_reg_move): Ditto.
8613 2009-04-28 Ben Elliston <bje@au.ibm.com>
8618 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8620 * builtins.c (c_strlen): Do not warn here.
8621 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8622 * c-common.c (pointer_int_sum): Take an explicit location.
8623 Warn about offsets out of bounds.
8624 * c-common.h (pointer_int_sum): Adjust declaration.
8626 2009-04-27 Ian Lance Taylor <iant@google.com>
8628 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8630 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8631 * df-core.c (df_set_flags): Change return type to int. Change
8632 type of old_flags to int.
8633 (df_clear_flags): Likewise.
8634 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8635 (df_get_conditional_uses): Likewise.
8636 * df.h (df_set_flags, df_clear_flags): Update declarations.
8637 * dwarf2out.c (struct indirect_string_node): Change type of form
8638 field to enum dwarf_form.
8639 (AT_string_form): Change return type to enum dwarf_form.
8640 * fixed-value.c (fixed_compare): Add cast to enum type.
8641 * fwprop.c (update_df): Change 0 to VOIDmode.
8642 * gensupport.c: Change 0 to UNKNOWN.
8643 * gimple.h (gimple_cond_code): Add cast to enum type.
8644 * haifa-sched.c (reemit_notes): Add cast to enum type.
8645 * hooks.c (hook_int_void_no_regs): Remove function.
8646 * hooks.h (hook_int_void_no_regs): Remove declaration.
8647 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8648 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8649 * real.c (real_arithmetic): Add cast to enum type.
8650 (real_compare): Likewise.
8651 * target.h (struct gcc_target): Change return type of
8652 branch_target_register_class to enum reg_class.
8653 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8654 default_branch_target_register_class.
8655 * targhooks.c (default_branch_target_register_class): New function.
8656 * targhooks.h (default_branch_target_register_class): Declare.
8657 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8658 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8660 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8662 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8663 vect_uninitialized_def. Change 0 to ERROR_MARK.
8664 * tree-vect-stmts.c (supportable_widening_operation): Don't
8665 initialize icode1 and icode2.
8666 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8667 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8669 (cmn_err_flag_specs): Change 0 to STD_C89.
8670 (cmn_err_char_table): Likewise.
8671 * config/arm/arm.c (get_arm_condition_code): Change type of code
8672 to enum arm_cond_code.
8673 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8674 (IWMMXT_BUILTIN2): Likewise.
8675 (neon_builtin_type_bits): Don't define typedef.
8676 (neon_builtin_datum): Change type of bits field to int.
8677 (arm_expand_neon_args): Add cast to enum type.
8678 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8680 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8682 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8684 * config/mips/mips.md (jal_macro): Return enum constant.
8685 (single_insn): Likewise.
8686 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8688 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8690 * config/s390/s390.c (s390_tune_flags): Change type to int.
8691 (s390_arch_flags): Likewise.
8692 (s390_handle_arch_option): Change flags field of struct pta to int.
8693 * config/s390/s390.h (s390_tune_flags): Update declaration.
8694 (s390_arch_flags): Likewise.
8695 * config/sh/sh.c (prepare_move_operands): Compare
8696 tls_symbolic_operand result with enum constant.
8697 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8698 (sh_expand_prologue): Add cast to enum type.
8699 (sh_expand_epilogue): Likewise.
8700 (tls_symbolic_operand): Change return type to enum tls_model.
8701 (fpscr_set_from_mem): Add cast to enum type.
8702 (legitimize_pic_address): Compare tls_symbolic_operand result with
8704 (sh_target_reg_class): Change return type to enum reg_class.
8705 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8707 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8708 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8709 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8710 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8711 (delayed_branch, tls_call_delay): Likewise.
8712 (eligible_for_sibcall_delay): Likewise.
8713 (eligible_for_return_delay): Likewise.
8714 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8715 (spu_expand_builtin_1): Likewise.
8717 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8718 for all types of conversions.
8719 (output_init_element): Issue -Wc++-compat warning if needed when
8720 initializing a bitfield with enum type.
8721 * c-parser.c (c_parser_expression): Set original_type to
8722 original_type of right hand operand of comman operator.
8724 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8726 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8728 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8729 * doc/cpp.texi (Standard Predefined Macros)
8730 (Implementation-defined behavior): Likewise.
8731 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8732 * doc/gimple.texi (GIMPLE Exception Handling)
8733 (@code{GIMPLE_ASSIGN}): Likewise.
8734 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8735 * doc/invoke.texi (Warning Options, Optimize Options)
8736 (AVR Options, Darwin Options): Likewise.
8737 (Optimize Options): Reformulate -fwhole-program description.
8738 * doc/loop.texi (Lambda): Likewise.
8739 * doc/md.texi (Output Template, Define Constraints)
8740 (Standard Names, Insn Splitting): Likewise.
8741 * doc/options.texi (Option properties): Likewise.
8742 * doc/passes.texi (Tree-SSA passes): Likewise.
8743 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8744 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8745 (File Names and DBX): Likewise.
8746 * doc/trouble.texi (Incompatibilities): Likewise.
8748 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8750 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8751 instruction is correct.
8753 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8755 Allow non-constant arguments to conversion intrinsics.
8756 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8757 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8758 * spu.c (print_operand): Handle 'v' and 'w'.
8759 (exp2_immediate_p, spu_gen_exp2): Define.
8760 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8761 spu_convtf_1): Update parameter descriptions.
8762 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8763 * constraints.md ('v', 'w'): New.
8764 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8766 (i2f, I2F): New define_mode_attr.
8767 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8768 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8769 fixuns_truncv4sfv4si2): Update to use mode attribute.
8770 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8771 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8772 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8773 patterns for combine.
8775 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8777 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8778 (cprop, hoist, pre, store_motion): New debug counters.
8779 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8780 is not an RTL pass anymore.
8781 (pass_profiling): Remove extern decl for pass removed in 2005.
8782 (pass_gcse, pass_jump_bypass): Remove.
8783 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8784 to 0 for clean state.
8785 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8786 * cse.c (gate_handle_cse_after_global_opts,
8787 rest_of_handle_cse_after_global_opts): New functions.
8788 (pass_cse_after_global_opts): New pass, does local CSE.
8789 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8790 (TV_CPROP): New timevar.
8791 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8792 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8793 (gcse_main, recompute_all_luids): Remove.
8794 (compute_hash_table_work): Call max_reg_num instead of reading
8796 (cprop_jump): Don't set run_jump_opt_after_gcse.
8797 (constprop_register): Always allow to alter jumps.
8798 (cprop_insn): Likewise.
8799 (do_local_cprop): Likewise.
8800 (local_cprop_pass): Likewise. Return non-zero if something changed.
8801 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8802 (find_implicit_sets): Add note about missed optimization opportunity.
8803 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8804 pass_rtl_cprop execute function.
8805 Don't bother tracking the pass number, each pass gets its own dumpfile
8807 Always allow to alter jumpsand bypass jumps.
8808 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8809 will just find no suitable set.
8810 (pre_edge_insert): Fix dumping, this function is for PRE only.
8811 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8812 pass_rtl_pre execute function.
8813 (hoist_code): Return non-zero if something changed. Keep track of
8814 substitutions and insertions for statistics gathering similar to PRE.
8815 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8816 called from the pass_rtl_hoist execute function. Show pass statistics.
8817 (compute_store_table): Use max_reg_num directly instead of using the
8818 formerly global max_gcse_regno.
8819 (build_store_vectors): Likewise.
8820 (replace_store_insn): Fix dumping.
8821 (store_motion): Rename to ...
8822 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8823 pass, called from the pass_rtl_store_motion execute function. Keep
8824 track of substitutions and insertions for statistics gathering similar
8826 (bypass_jumps): Remove, fold interesting bits into ...
8827 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8828 from the pass_rtl_cprop execute function.
8829 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8830 pass_jump_bypass): Remove.
8831 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8832 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8833 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8834 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8835 (gate_rtl_store_motion, execute_rtl_store_motion,
8836 pass_rtl_store_motion): New.
8837 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8838 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8839 * passes.c (init_optimization_passes): Remove pass_gcse and
8840 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8841 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8842 instead of pass_jump_bypass.
8844 2009-04-27 Richard Guenther <rguenther@suse.de>
8847 * gimplify.c (gimplify_expr): If we are required to create
8848 a temporary make sure it ends up as register.
8850 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8853 * config/i386/i386.c (construct_container): Don't call
8854 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8855 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8857 2009-04-27 Michael Matz <matz@suse.de>
8859 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8860 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8861 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8862 (dump_replaceable_exprs): Take a bitmap.
8863 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8865 (expand_gimple_basic_block): Likewise.
8866 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8867 replaceable_expressions member a bitmap.
8868 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8869 (mark_replaceable): Likewise.
8870 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8871 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8873 2009-04-27 Richard Guenther <rguenther@suse.de>
8875 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8876 (verify_stmts): Dispatch to gimple/type verification code.
8877 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8878 issue with call argument types.
8880 2009-04-27 Michael Matz <matz@suse.de>
8882 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8883 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8886 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8887 Eric Botcazou <ebotcazou@adacore.com>
8889 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8890 a label's basic block.
8891 (mark_target_live_regs): Tidy and rework obsolete comments.
8892 Change back DF problem to LIVE. If a label starts a basic block,
8893 assume that all registers that used to be live then still are.
8894 (init_resource_info): If a label starts a basic block, set its
8895 BLOCK_FOR_INSN accordingly.
8896 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8898 2009-04-27 Richard Guenther <rguenther@suse.de>
8900 * tree-flow-inline.h (function_ann): Remove.
8901 (get_function_ann): Likewise.
8902 * tree-dfa.c (create_function_ann): Remove.
8903 * tree-flow.h (struct static_var_ann_d): Remove.
8904 (struct function_ann_d): Likewise.
8905 (union tree_ann_d): Remove fdecl member.
8906 (function_ann_t): Remove.
8907 (function_ann, get_function_ann, create_function_ann): Remove
8910 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8912 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8914 2009-04-27 Jan Hubicka <jh@suse.cz>
8916 * ipa-pure-const.c (struct funct_state_d): New fields
8917 state_previously_known, looping_previously_known; remove
8918 state_set_in_source.
8919 (analyze_function): Use new fields.
8920 (propagate): Avoid assumption that state_set_in_source imply
8923 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8924 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8925 * cfgloop.h (finite_loop_p): Declare.
8927 2009-04-26 Michael Matz <matz@suse.de>
8929 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8931 2009-04-26 Michael Matz <matz@suse.de>
8933 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8934 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8935 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8936 pass_mark_used_blocks): Remove.
8937 * tree-optimize.c (pass_free_datastructures,
8938 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8939 * passes.c (init_optimization_passes): Don't call
8940 pass_mark_used_blocks, remove dead code.
8942 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8944 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8945 * tree-ssa-live.h (register_ssa_partition): Likewise.
8947 2009-04-26 Michael Matz <matz@suse.de>
8950 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8951 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8952 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8954 (compare_pairs): Swap cost comparison.
8955 (coalesce_ssa_name): Don't use change_partition_var.
8956 * tree-nrv.c (struct nrv_data): Add modified member.
8957 (finalize_nrv_r): Set it.
8958 (tree_nrv): Use it to update statements.
8959 (pass_nrv): Require PROP_ssa.
8960 * tree-mudflap.c (mf_decl_cache_locals,
8961 mf_build_check_statement_for): Use make_rename_temp.
8962 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8963 * alias.c (find_base_decl): Handle SSA names.
8964 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8965 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8966 * rtl.h (set_reg_attrs_for_parm): Declare.
8967 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8968 to "optimized", remove unused locals at finish.
8969 (execute_free_datastructures): Make global, call
8970 delete_tree_cfg_annotations.
8971 (execute_free_cfg_annotations): Don't call
8972 delete_tree_cfg_annotations.
8974 * ssaexpand.h: New file.
8975 * expr.c (toplevel): Include ssaexpand.h.
8976 (expand_assignment): Handle SSA names the same as register variables.
8977 (expand_expr_real_1): Expand SSA names.
8978 * cfgexpand.c (toplevel): Include ssaexpand.h.
8979 (SA): New global variable.
8980 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8981 (SSAVAR): New macro.
8982 (set_rtl): New helper function.
8983 (add_stack_var): Deal with SSA names, use set_rtl.
8984 (expand_one_stack_var_at): Likewise.
8985 (expand_one_stack_var): Deal with SSA names.
8986 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8987 before unique numbers.
8988 (expand_stack_vars): Use set_rtl.
8989 (expand_one_var): Accept SSA names, add asserts for them, feed them
8990 to above subroutines.
8991 (expand_used_vars): Expand all partitions (without default defs),
8992 then only the local decls (ignoring those expanded already).
8993 (expand_gimple_cond): Remove edges when jumpif() expands an
8995 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8996 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8998 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8999 members of SA; deal with PARM_DECL partitions here; expand
9000 all PHI nodes, free tree datastructures and SA. Commit instructions
9001 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9002 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9003 info and statements at start, collect garbage at finish.
9004 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9005 (VAR_ANN_PARTITION) Remove.
9006 (change_partition_var): Don't declare.
9007 (partition_to_var): Always return SSA names.
9008 (var_to_partition): Only accept SSA names.
9009 (register_ssa_partition): Only check argument.
9010 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9012 (delete_var_map): Don't free it.
9013 (var_union): Only accept SSA names, simplify.
9014 (partition_view_init): Mark only useful SSA names as used.
9015 (partition_view_fini): Only deal with SSA names.
9016 (change_partition_var): Remove.
9017 (dump_var_map): Use ssa_name instead of partition_to_var member.
9018 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9020 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9021 (struct _elim_graph): New member const_dests; nodes member vector of
9023 (set_location_for_edge): New static helper.
9024 (create_temp): Remove.
9025 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9026 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9027 (new_elim_graph): Allocate const_dests member.
9028 (clean_elim_graph): Truncate const_dests member.
9029 (delete_elim_graph): Free const_dests member.
9030 (elim_graph_size): Adapt to new type of nodes member.
9031 (elim_graph_add_node): Likewise.
9032 (eliminate_name): Likewise.
9033 (eliminate_build): Don't take basic block argument, deal only with
9034 partition numbers, not variables.
9035 (get_temp_reg): New static helper.
9036 (elim_create): Use it, deal with RTL temporaries instead of trees.
9037 (eliminate_phi): Adjust all calls to new signature.
9038 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9039 (rewrite_trees): Only do checking.
9040 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9041 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9042 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9043 contains_tree_r, MAX_STMTS_IN_LATCH,
9044 process_single_block_loop_latch, analyze_edges_for_bb,
9045 perform_edge_inserts): Remove.
9046 (expand_phi_nodes): New global function.
9047 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9048 functions, initialize new parameter, remember partitions having a
9050 (finish_out_of_ssa): New global function.
9051 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9052 don't reset in_ssa_p here, don't disable TER when mudflap.
9053 (pass_del_ssa): Remove.
9054 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9056 (execute_free_datastructures): Declare.
9057 * Makefile.in (SSAEXPAND_H): New variable.
9058 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9059 * basic-block.h (commit_one_edge_insertion): Declare.
9060 * passes.c (init_optimization_passes): Move pass_nrv and
9061 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9062 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9063 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9064 (redirect_branch_edge): Deal with super block when expanding, split
9065 out jump patching itself into ...
9066 (patch_jump_insn): ... here, new static helper.
9068 2009-04-26 Michael Matz <matz@suse.de>
9070 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9071 beyond num_ssa_names.
9072 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9073 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9075 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9078 * fwprop.c (forward_propagate_asm): New function.
9079 (forward_propagate_and_simplify): Propagate also into __asm, if it
9080 doesn't increase the number of referenced registers.
9083 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9085 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9087 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9088 note_nonlocal_vla_type for nonlocal VLAs.
9089 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9090 contains_remapped_vars, remap_vla_decls): New functions.
9091 (convert_nonlocal_reference_stmt): If not optimizing, call
9092 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9093 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9094 if it wasn't found in var_map.
9095 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9096 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9097 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9099 * gimplify.c (nonlocal_vlas): New variable.
9100 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9102 (gimplify_body): Create and destroy nonlocal_vlas.
9104 * dwarf2out.c (loc_descr_plus_const): New function.
9105 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9106 mem_loc_descriptor, loc_descriptor_from_tree_1,
9107 descr_info_loc, gen_variable_die): Use it.
9109 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9110 !TREE_STATIC VAR_DECLs.
9111 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9112 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9113 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9114 DECL_BY_REFERENCE is valid.
9115 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9116 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9117 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9118 Copy DECL_BY_REFERENCE.
9119 (struct nesting_copy_body_data): New type.
9120 (nesting_copy_decl): New function.
9121 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9122 if they have variable length.
9124 2009-04-26 Michael Matz <matz@suse.de>
9126 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9127 mark new temporaries for renaming.
9129 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9132 * c-decl.c (global_bindings_p): Return negative value.
9133 (c_variable_size): New. Based on variable_size from
9135 (grokdeclarator): Call c_variable_size not variable_size.
9137 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9139 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9141 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9143 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9144 Redefine it to just use mingw/include.
9145 (ASM_SPEC): Rules for -m32 and -m64.
9146 (LINK_SPEC): Use Likewise.
9147 (SPEC_32): New define.
9148 (SPEC_64): Likewise.
9149 (SUB_LINK_SPEC): Likewise.
9150 (MULTILIB_DEFAULTS): New define.
9151 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9152 Add multilib options.
9153 (MULTILIB_DIRNAMES): Likewise.
9154 (MULTILIB_OSDIRNAMES): Likewise.
9156 (INSTALL_LIBGCC): Likewise.
9158 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9161 * c-tree.h (enum c_inline_static_type): New.
9162 (record_inline_static): Declare.
9163 * c-decl.c (struct c_inline_static, c_inline_statics,
9164 record_inline_static, check_inline_statics): New.
9165 (pop_file_scope): Call check_inline_statics.
9166 (start_decl): Call record_inline_static instead of pedwarning
9167 directly for static in inline function.
9168 * c-typeck.c (build_external_ref): Call record_inline_static
9169 instead of pedwarning directly for static referenced in inline
9172 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9174 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9175 not new but only being rescanned.
9176 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9177 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9178 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9179 record_set_info, compute_set, grealloc): Remove.
9180 (recompute_all_luids): New function.
9181 (gcse_main): Don't compute sets, and don't do related memory
9182 allocations/free-ing. If something changed before the end of the
9183 pass, update LUIDs using recompute_all_luids.
9184 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9185 (free_gcse_mem): Don't free it either.
9186 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9187 Use the df insn LUIDs.
9188 (load_killed_in_block): Likewise.
9189 (compute_hash_table_work): Don't compute reg_set_in_block.
9190 (compute_transp): Use DF_REG_DEF_CHAINs.
9191 (local_cprop_pass): Don't use compute_sets and related functions.
9192 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9193 Use get_max_uid() instead of max_cuid.
9194 (insert_insn_end_basic_block, pre_insert_copy_insn,
9195 update_ld_motion_stores): Don't try to
9196 keep reg_set tables up to date.
9197 (pre_insert_copies): Use df insn LUIDs.
9198 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9199 (reg_set_info): Don't use extra bitmap argument.
9200 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9201 information to compute regs_set_in_block.
9202 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9203 (bypass_jumps): Don't use compute_sets and friends.
9205 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9208 * opts.c (undocumented_msg): Do not leave blank even with
9211 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9213 * c-decl.c (build_enumerator): Allow values folding to integer
9214 constants but not integer constant expressions with a pedwarn if
9217 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9220 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9221 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9222 type is an integer constant.
9224 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9227 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9230 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9233 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9234 with variably modified return type and no storage class
9235 specifiers, except for the case of nested functions. Distinguish
9236 extern declarations of functions with variably modified return
9237 types from those of objects with variably modified types.
9239 2009-04-25 Jan Hubicka <jh@suse.cz>
9241 * tree.c (list_equal_p): New function.
9242 * tree.h (list_equal_p): Declare.
9243 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9244 basic_block_def, basic_block, const_basic_block): New.
9245 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9246 (redirect_eh_edge): New function.
9247 (make_eh_edge_update_phi): EH edges are not abnormal.
9248 * except.c: Include tree-flow.h.
9249 (list_match): New function.
9250 (eh_region_replaceable_by_p): New function.
9251 (replace_region): New function.
9252 (hash_type_list): New function.
9253 (hash_eh_region): New function.
9254 (eh_regions_equal_p): New function.
9255 (merge_peers): New function.
9256 (remove_unreachable_regions): Verify EH tree when checking;
9258 (copy_eh_region_1): New function.
9259 (copy_eh_region): New function.
9260 (push_reachable_handler): New function.
9261 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9262 regions without label but with live RESX.
9263 * except.h (redirect_eh_edge_to_label): New.
9264 * tree-flow.h (redirect_eh_edge): New.
9265 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9266 basic_block_def, basic_block, const_basic_block): Remove.
9267 * Makefile.in (except.o): Add dependency on tree-flow.h
9268 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9269 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9272 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9275 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9276 on the destination of memcpy.
9278 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9280 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9281 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9282 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9284 2009-04-25 Jan Hubicka <jh@suse.cz>
9286 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9287 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9288 to be reached by different label than left.
9289 (update_eh_edges): Update comment; remove edge_to_remove if possible
9290 and return true if suceeded.
9291 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9292 (cleanup_eh): Compute sharing map.
9293 * except.c (remove_eh_handler_and_replace): Add argument if we should
9295 (remove_unreachable_regions): Update for label sharing.
9296 (label_to_region_map): Likewise.
9297 (get_next_region_sharing_label): New function.
9298 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9300 (remove_eh_handler): Update.
9301 (remove_eh_region_and_replace_by_outer_of): New function.
9302 * except.h (struct eh_region): Add next_region_sharing_label.
9303 (remove_eh_region_and_replace_by_outer_of,
9304 get_next_region_sharing_label): Declare.
9305 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9307 2009-04-25 Jan Hubicka <jh@suse.cz>
9309 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9310 insert code even if they are not critical.
9312 2009-04-25 Jan Hubicka <jh@suse.cz>
9314 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9315 (gimple_can_remove_branch_p): EH edges won't remove branch by
9317 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9318 updating of non-abnormal EH edges.
9319 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9320 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9321 (split_critical_edges): Split also edges where emitting code on them
9322 will lead to splitting later.
9324 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9325 H.J. Lu <hongjiu.lu@intel.com>
9328 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9329 the configured assembler supports fildq and fistpq mnemonics.
9330 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9331 * configure: Regenerated.
9334 * config/i386/i386.c (print_operand): Handle 'Z'.
9335 ['z']: Remove handling of special fild/fist suffixes.
9336 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9337 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9338 suffix of fild insn.
9339 (*floatsi<mode>2_vector_mixed): Ditto.
9340 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9341 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9343 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9344 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9346 2009-04-25 Ben Elliston <bje@au.ibm.com>
9348 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9349 the source of a set operation.
9351 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9353 * target.h (struct gcc_target): Add case_values_threshold field.
9354 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9355 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9356 * targhooks.c (default_case_values_threshold): New function.
9357 * targhooks.h (default_case_values_threshold): Declare function.
9358 * stmt.c (expand_case): Use case_values_threshold target hook.
9359 * expr.h (case_values_threshold): Remove declartation.
9360 * expr.c (case_values_threshold): Remove function.
9361 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9363 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9364 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9365 (avr_case_values_threshold): Declare as static.
9366 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9368 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9369 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9370 (mn10300_case_values_threshold): New function.
9372 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9374 * ira.c (setup_cover_and_important_classes): Add enum cast.
9376 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9378 * genpreds.c (write_enum_constraint_num): Output definition of
9379 CONSTRAINT_NUM_DEFINED_P macro.
9380 * ira.c (setup_cover_and_important_classes): Use
9381 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9383 2009-04-24 DJ Delorie <dj@redhat.com>
9385 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9386 __SH2A_SINGLE_ONLY__ also.
9388 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9390 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9391 (movdf_internal): Ditto.
9392 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9393 SFmode and DFmode constants.
9394 (ia64_print_operand): Add 'G' format for printing
9395 floating point constants.
9397 2009-04-24 Richard Guenther <rguenther@suse.de>
9399 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9400 from unsigned additions.
9402 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9404 * c-typeck.c (set_init_index): Allow array designators that are
9405 not integer constant expressions with a pedwarn if pedantic.
9407 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9409 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9410 zero if no overlap in nonzero bits between the operands.
9412 2009-04-24 Ian Lance Taylor <iant@google.com>
9414 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9415 (record_dead_and_set_regs): Likewise.
9416 * df.h (struct df_mw_hardreg): Change flags field to int.
9417 (struct df_base_ref): Likewise.
9418 (struct df): Change changeable_flags field to int.
9419 * df-scan.c (df_defs_record): Change clobber_flags to int.
9420 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9421 constants rather than #define macros.
9422 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9423 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9424 (enum dwarf_calling_convention): Likewise.
9425 (enum dwarf_line_number_x_ops): Likewise.
9426 (enum dwarf_call_frame_info): Likewise.
9427 (enum dwarf_source_language): Likewise.
9428 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9429 (add_calling_convention_attribute): Likewise.
9430 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9431 (combine_comparisons): Change compcode to int. Add cast to enum type.
9432 * genrecog.c (maybe_both_true_2): Change c to int.
9433 (write_switch): Likewise. Add cast to enum type.
9434 * gimplify.c (gimplify_omp_for): Handle return values from
9435 gimplify_expr using MIN rather than bitwise or.
9436 (gimplify_expr): Add cast to enum type.
9437 * ipa-prop.c (update_jump_functions_after_inlining): Change
9438 IPA_BOTTOM to IPA_JF_UNKNOWN.
9439 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9440 Add casts to enum type.
9441 (setup_cover_and_important_classes): Change cl to int. Add casts
9443 (setup_class_translate): Change cl and mode to int.
9444 (ira_init_once): Change mode to int.
9445 (free_register_move_costs): Likewise.
9446 (setup_prohibited_mode_move_regs): Add casts to enum type.
9447 * langhooks.c (add_builtin_function_common): Rework assertion that
9448 value fits bitfield.
9449 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9450 * omega.c (omega_do_elimination): Avoid math on enum types.
9451 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9452 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9453 int local to handle integral_argment value.
9454 * regmove.c (try_auto_increment): Change PUT_MODE to
9456 * reload.c (push_secondary_reload): Add casts to enum type.
9457 (secondary_reload_class, find_valid_class): Likewise.
9458 * reload1.c (emit_input_reload_insns): Likewise.
9459 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9460 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9461 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9463 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9464 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9466 (expand_complex_libcall): Add casts to enum type.
9467 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9468 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9469 with ERROR_MARK, not NUM_TREE_CODES.
9470 (vect_create_epilog_for_reduction): Likewise.
9471 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9472 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9473 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9475 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9476 vect_unused_in_loop. Change 0 to loop_vect.
9477 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9478 * var-tracking.c (get_init_value): Change return type to enum
9480 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9481 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9483 (arm_override_options): Add casts to enum type.
9484 (arm_emit_tls_decoration): Likewise.
9485 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9487 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9488 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9489 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9491 * config/s390/s390.c (code_for_builtin_64): Change to array of
9493 (code_for_builtin_31): Likewise.
9494 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9496 * config/sparc/sparc.c (sparc_override_options): Change value
9497 field in struct code_model to enum cmodel. In initializer change
9498 0 to NULL and add cast to enum type.
9500 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9501 Change all callers. Issue a -Wc++-compat warning using
9502 lhs_origtype if necessary.
9503 (convert_for_assignment): Issue -Wc++-compat warnings about
9504 invalid conversions to enum type on assignment.
9505 * c-common.h (build_modify_expr): Update declaration.
9507 2009-04-24 Nick Clifton <nickc@redhat.com>
9509 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9510 (function_arg_advance): Likewise.
9511 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9514 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9516 * config/s390/constraints.md ('I', 'J'): Fix condition.
9518 2009-04-24 Diego Novillo <dnovillo@google.com>
9520 * gengtype-parse.c (parse_error): Add newline after message.
9522 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9524 * config/i386/sse.md (avxmodesuffixs): Removed.
9525 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9526 (*avx_pinsr<ssevecsize>): This.
9528 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9530 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9531 follow chains of regs with a single definition, and allow expressions
9532 that are function_invariant_p.
9533 (simple_rhs_p): Allow expressions that are function_invariant_p.
9535 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9538 * fold-const.c (fold_cond_expr_with_comparison): When folding
9539 > and >= to MAX, make sure the MAX uses the same type as the
9540 comparison's operands.
9542 2009-04-24 Nick Clifton <nickc@redhat.com>
9544 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9545 addressing for DImode accesses.
9546 (frv_print_operand_address): Handle PLUS case.
9547 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9549 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9551 PR rtl-optimization/39794
9552 * alias.c (canon_true_dependence): Add x_addr argument.
9553 * rtl.h (canon_true_dependence): Adjust prototype.
9554 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9555 * cselib.c (cselib_invalidate_mem): Likewise.
9556 * gcse.c (compute_transp): Likewise.
9557 * dse.c (scan_reads_nospill): Likewise.
9558 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9559 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9560 canon_base_addr of the group, plus optional offset.
9561 (struct group_info): Rename canon_base_mem to
9563 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9564 canon_rtx of base_mem.
9566 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9568 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9569 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9571 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9573 * config/spu/spu-builtins.h: Delete file.
9575 * config/spu/spu.h (enum spu_builtin_type): Move here from
9577 (struct spu_builtin_description): Likewise. Add GTY marker.
9578 Do not use enum spu_function_code or enum insn_code.
9579 (spu_builtins): Add extern declaration.
9581 * config/spu/spu.c: Do not include "spu-builtins.h".
9582 (enum spu_function_code, enum spu_builtin_type_index,
9583 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9584 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9585 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9586 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9587 (spu_builtin_types): Make static. Add GTY marker.
9588 (spu_builtins): Add extern declaration with GTY marker.
9591 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9592 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9593 Check programmatically whether all parameters are scalar.
9595 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9597 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9599 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9600 assignment from the constructor either if the target is volatile.
9602 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9604 * config/arm/arm.md (insv): Do not share operands[0].
9606 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9608 * config/vxlib-tls.c (active_tls_threads): Delete.
9609 (delete_hook_installed): New.
9610 (tls_delete_hook): Don't delete the delete hook.
9611 (tls_destructor): Delete it here.
9612 (__gthread_set_specific): Adjust installing the delete hook.
9613 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9614 __gthread_leave_tsd_dtor_context.
9616 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9618 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9620 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9622 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9624 (alpha_rtx_costs): Ditto.
9625 (emit_unlikely_jump): Use add_reg_note.
9626 (emit_frame_store_1): Ditto.
9627 (alpha_expand_prologue): Ditto.
9628 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9629 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9631 2009-04-23 Nick Clifton <nickc@redhat.com>
9633 * config/v850/v850.md (epilogue): Remove suppressed code.
9634 (return): Rename to return_simple and remove test of frame size.
9635 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9636 to gen_return_simple.
9638 2009-04-22 Jing Yu <jingyu@google.com>
9641 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9643 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9646 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9647 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9648 value is a VECTOR_CST, the element type is the element type of the
9651 2009-04-22 DJ Delorie <dj@redhat.com>
9653 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9655 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9657 * alias.c (find_base_term): Move around LO_SUM case, so that
9658 CONST falls through into PLUS/MINUS handling.
9661 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9662 into 0, use omit_one_operand.
9664 2009-04-23 Ben Elliston <bje@au.ibm.com>
9666 * config/rs6000/linux-unwind.h (get_regs): Remove type
9667 puns. Change the type of `pc' to an array of unsigned ints and
9668 update all users. Constify frame24.
9670 2009-04-22 DJ Delorie <dj@redhat.com>
9672 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9673 declarations before code.
9674 (current_function_special_page_vector): Likewise.
9675 (m32c_expand_insv): Silence a warning.
9677 2009-04-21 Taras Glek <tglek@mozilla.com>
9679 * alias.c: Update GTY annotations to new syntax.
9680 * basic-block.h: Likewise.
9681 * bitmap.h: Likewise.
9682 * c-common.h: Likewise.
9683 * c-decl.c: Likewise.
9684 * c-parser.c: Likewise.
9685 * c-pragma.c: Likewise.
9686 * c-tree.h: Likewise.
9687 * cfgloop.h: Likewise.
9688 * cgraph.h: Likewise.
9689 * config/alpha/alpha.c: Likewise.
9690 * config/arm/arm.h: Likewise.
9691 * config/avr/avr.h: Likewise.
9692 * config/bfin/bfin.c: Likewise.
9693 * config/cris/cris.c: Likewise.
9694 * config/darwin.c: Likewise.
9695 * config/frv/frv.c: Likewise.
9696 * config/i386/i386.c: Likewise.
9697 * config/i386/i386.h: Likewise.
9698 * config/i386/winnt.c: Likewise.
9699 * config/ia64/ia64.h: Likewise.
9700 * config/iq2000/iq2000.c: Likewise.
9701 * config/mips/mips.c: Likewise.
9702 * config/mmix/mmix.h: Likewise.
9703 * config/pa/pa.c: Likewise.
9704 * config/pa/pa.h: Likewise.
9705 * config/rs6000/rs6000.c: Likewise.
9706 * config/s390/s390.c: Likewise.
9707 * config/sparc/sparc.c: Likewise.
9708 * config/xtensa/xtensa.c: Likewise.
9709 * cselib.h: Likewise.
9710 * dbxout.c: Likewise.
9711 * dwarf2out.c: Likewise.
9712 * except.c: Likewise.
9713 * except.h: Likewise.
9714 * fixed-value.h: Likewise.
9715 * function.c: Likewise.
9716 * function.h: Likewise.
9717 * gimple.h: Likewise.
9718 * integrate.c: Likewise.
9719 * optabs.c: Likewise.
9720 * output.h: Likewise.
9723 * stringpool.c: Likewise.
9724 * tree-data-ref.c: Likewise.
9725 * tree-flow.h: Likewise.
9726 * tree-scalar-evolution.c: Likewise.
9727 * tree-ssa-address.c: Likewise.
9728 * tree-ssa-alias.h: Likewise.
9729 * tree-ssa-operands.h: Likewise.
9732 * varasm.c: Likewise.
9733 * varray.h: Likewise.
9735 * coretypes.h: Do not define GTY macro if it is already defined.
9736 * doc/gty.texi: Update GTY documentation to new syntax.
9737 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9738 annotations on structs.
9739 * gengtype-parse.c: Likewise.
9741 2009-04-22 Mark Heffernan <meheff@google.com>
9743 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9745 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9747 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9750 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9752 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9753 the same as a PLUS without a shift. Increase the cost of a
9756 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9758 * Makefile.in: Update dependencies.
9759 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9760 * errors.h: Remove bogus comment about compatibility.
9761 (warning): Update declaration.
9762 * genautomata.c: Update all calls to warning.
9763 * gimple.c: Do not include errors.h. Include toplev.h.
9764 * tree-ssa-structalias.c: Do not include errors.h.
9765 * omega.c: Likewise.
9766 * tree-ssa-reassoc.c: Likewise.
9767 * config/spu/spu-c.c: Likewise.
9768 * config/spu/t-spu-elf: Update dependencies.
9770 2009-04-22 Richard Guenther <rguenther@suse.de>
9772 PR tree-optimization/39824
9773 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9774 make sure the types are compatible.
9776 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9779 * c-common.c (c_parse_error): Take a token_flags parameter.
9780 Use token_type for the token type instead.
9781 Pass token_flags to cpp_type2name.
9782 * c-common.h (c_parse_error): Update declaration.
9783 * c-parser.c (c_parser_error): Pass 0 as token flags.
9785 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9787 PR rtl-optimization/39580
9788 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9790 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9792 * function.c (expand_function_end): Do not emit a jump to the "naked"
9793 return label for fall-through returns.
9794 * except.c (sjlj_emit_function_exit): Always place the call to the
9795 unregister function at the location installed by expand_function_end.
9797 2009-04-22 Richard Guenther <rguenther@suse.de>
9799 PR tree-optimization/39845
9800 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9801 (gen_inbound_check): Likewise.
9803 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9805 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9807 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9808 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9810 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9812 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9813 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9814 shift counts to avoid out-of-bounds array accesses.
9816 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9818 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9819 (Pmode): Move above.
9821 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9823 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9824 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9825 GET_CODE macro. Use IN_RANGE macro where appropriate.
9826 * config/alpha/alpha.h: Ditto.
9827 * config/alpha/alpha.md: Ditto.
9828 * config/alpha/constraints.md: Ditto.
9829 * config/alpha/predicates.md: Ditto.
9831 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9833 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9834 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9835 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9836 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9837 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9838 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9839 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9840 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9841 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9842 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9843 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9844 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9845 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9846 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9847 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9848 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9849 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9850 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9851 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9852 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9853 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9854 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9855 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9856 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9857 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9858 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9859 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9861 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9863 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9864 references from comments.
9865 * cfgbuild.c: (count_basic_blocks): Delete.
9866 (find_basic_blocks_1): Delete.
9867 (find_basic_blocks): Delete.
9868 * except.c (finish_eh_generation): Make static. Move comment from
9869 except.h here. Remove find_basic_blocks references from comments.
9870 * except.h (finish_eh_generation): Delete.
9871 * basic-block.h (find_basic_blocks): Delete.
9872 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9874 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9876 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9877 (sdbout_parms): Likewise.
9879 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9881 * config/sh/sh.c (prepare_cbranch_operands): Use
9882 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9883 (expand_cbranchdi4): Likewise.
9884 (from_compare): Add cast to enum type.
9885 (expand_cbranchsi4): Use add_reg_note.
9886 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9887 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9888 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9889 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9890 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9891 instead of CODE_FOR_nothing.
9892 (cbranchdi4): Likewise. Fix the order of arguments for
9894 (push_fpscr): Use add_reg_note.
9895 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9896 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9898 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9900 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9901 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9902 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9903 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9904 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9905 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9906 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9907 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9908 config/alpha/x-vms, config/arc/t-arc,
9909 config/arm/README-interworking, config/arm/arm-c.c,
9910 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9911 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9912 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9913 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9914 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9915 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9916 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9917 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9918 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9919 config/cris/t-elfmulti, config/crx/t-crx,
9920 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9921 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9922 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9923 config/h8300/t-h8300, config/i386/athlon.md,
9924 config/i386/darwin-libgcc.10.4.ver,
9925 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9926 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9927 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9928 config/i386/t-linux64, config/i386/t-nwld,
9929 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9930 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9931 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9932 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9933 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9934 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9935 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9936 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9937 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9938 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9939 config/m68k/t-uclinux, config/mcore/t-mcore,
9940 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9941 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9942 config/mips/crtn.asm, config/mips/irix-crti.asm,
9943 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9944 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9945 config/mips/mips-fixed.md, config/mips/sb1.md,
9946 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9947 config/mips/t-iris6, config/mips/t-isa3264,
9948 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9949 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9950 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9951 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9952 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9953 config/mn10300/t-linux, config/mn10300/t-mn10300,
9954 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9955 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9956 config/picochip/libgccExtras/clzsi2.asm,
9957 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9958 config/rs6000/darwin-libgcc.10.4.ver,
9959 config/rs6000/darwin-libgcc.10.5.ver,
9960 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9961 config/rs6000/t-aix43, config/rs6000/t-aix52,
9962 config/rs6000/t-darwin, config/rs6000/t-fprules,
9963 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9964 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9965 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9966 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9967 config/rs6000/t-rtems, config/rs6000/t-spe,
9968 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9969 config/score/t-score-elf, config/sh/divcost-analysis,
9970 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9971 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9972 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9973 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9974 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9975 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9976 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9977 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9978 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9979 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9980 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9981 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9982 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9983 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9984 * config/h8300/genmova.sh: Include copyright and license notices
9985 in generated output.
9986 * config/h8300/mova.md: Regenerate.
9987 * doc/install.texi2html: Include word "Copyright" in copyright
9988 notice and use name "Free Software Foundation, Inc.".
9989 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9990 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9991 ChangeLog-2007, ChangeLog-2008: Correct dates.
9993 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9995 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9996 NE_EXPR operations as well.
9997 * c-parser.c (c_parser_condition): Do not set location information on
9999 (c_parser_conditional_expression): Likewise.
10000 (c_parser_binary_expression): Set location information on operators.
10001 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10002 TRUTH_NOT_EXPR has been folded.
10003 * fold-const.c (fold_truth_not_expr): Copy location information from
10004 the incoming expression to the outgoing one.
10005 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10006 recursive calls on the LHS of the operator but pass that of the
10007 operator to recursive calls on the RHS of the operator. Set it
10009 (shortcut_cond_expr): Set the locus of the operator on the second
10010 COND_EXPR and that of the expression on the first in degenerate cases.
10011 Pass the locus of the expression to calls to shortcut_cond_r.
10012 Set the locus of the 'then' block on the associated jump, if any.
10013 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10014 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10015 expression to call to gimplify_boolean_expr.
10017 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10019 * config.gcc: Add additional configuration for
10020 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10021 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10022 (CPP_SPEC): Redefine for allowing -municode option.
10023 (STARTFILE_SPEC): Likewise.
10024 * config/i386/t-mingw-w64: New.
10025 * config/i386/mingw-w64.opt: New.
10026 (municode): Add new target option.
10027 * doc/invoke.texi (municode): Add documentation for new option.
10029 2009-04-21 Ian Lance Taylor <iant@google.com>
10031 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10032 Correct test for number of arguments.
10033 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10035 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10037 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10038 argument of emit_library_call.
10040 2009-04-21 Richard Guenther <rguenther@suse.de>
10042 PR middle-end/39829
10043 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10044 inside VIEW_CONVERT_EXPRs.
10046 2009-04-21 Martin Jambor <mjambor@suse.cz>
10048 * tree-switch-conversion.c (build_constructors): Split a long line.
10049 (constructor_contains_same_values_p): New function.
10050 (build_one_array): Create assigns of constants if possible, do not
10051 call mark_sym_for_renaming, call update_stmt.
10052 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10053 make_rename_temp. Do not call mark_symbols_for_renaming, call
10055 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10056 find_new_referenced_vars, call update_stmt.
10057 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10058 instead of calling make_rename_temp. Do not call
10059 find_new_referenced_vars or mark_symbols_for_renaming, call
10062 2009-04-21 Richard Guenther <rguenther@suse.de>
10064 PR tree-optimization/39827
10065 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10066 (tree_ssa_phiprop): Pass the correct array size.
10068 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10070 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10072 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10075 * c-typeck.c (lvalue_p): Move declaration ...
10076 * c-common.h (lvalue_p): ... to here.
10077 * c-common.c (candidate_equal_p): New.
10078 (add_tlist): Use it.
10079 (merge_tlist): Use it.
10080 (warn_for_collisions_1): Likewise.
10081 (warning_candidate_p): Accept more candidates.
10082 (verify_tree): A warning candidate can be an expression. Use
10085 2009-04-21 Ben Elliston <bje@au.ibm.com>
10088 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10089 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10090 options. Remove -mcall-solaris documentation.
10092 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10095 * doc/invoke.texi (-Wlong-long): Update description.
10096 * c-lex (interpret_integer): Only warn if there was no previous
10097 overflow and -Wlong-long is enabled.
10098 * c-decl.c (declspecs_add_type): Drop redundant flags.
10099 * c.opt (Wlong-long): Init to -1.
10100 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10101 and front-end warn_long_long. Wlong-long only depends on other
10102 flags if it is uninitialized.
10103 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10104 the same for CPP and FE.
10105 (restore_extension_diagnostics): Likewise.
10107 2009-04-20 Ian Lance Taylor <iant@google.com>
10109 Fix enum conversions which are invalid in C++:
10110 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10111 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10112 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10113 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10114 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10115 (dbxout_parms): Likewise.
10116 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10117 (df_clear_flags): Likewise.
10118 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10119 top_flag parameter to int.
10120 (df_chain_create_bb_process_use): Likewise.
10121 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10123 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10124 (df_ref_create_structure, df_def_record_1): Likewise.
10125 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10126 (df_notes_rescan): Change 0 to VOIDmode in function call.
10127 (df_get_call_refs, df_insn_refs_collect): Likewise.
10128 (df_bb_regs_collect): Likewise.
10129 (df_entry_block_defs_collect): Likewise.
10130 (df_exit_block_uses_collect): Likewise.
10131 * df.h: Update declarations.
10132 * double-int.c (double_int_divmod): Add cast to enum type.
10133 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10134 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10135 (based_loc_descr): Likewise.
10136 (loc_descriptor_from_tree_1): Change first_op and second_op to
10137 enum dwarf_location_atom. Add cast to enum type.
10138 * expmed.c (init_expmed): Change 0 to SET in function call.
10139 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10140 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10141 (do_store_flag): Likewise.
10142 * fixed-value.h (struct fixed_value): Change mode to enum
10144 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10145 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10147 (insert_insn_decl, insert_decl, insert_state): Likewise.
10148 (automata_list_finish): Likewise.
10149 * genrecog.c (process_define_predicate): Add cast to enum type.
10150 * gensupport.c (init_predicate_table): Add cast to enum type.
10151 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10153 (gimple_build_call_1, gimple_build_label): Likewise.
10154 (gimple_build_goto, gimple_build_asm_1): Likewise.
10155 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10156 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10157 (enum fallback): Rename from enum fallback_t.
10158 (fallback_t): Typedef as int.
10159 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10160 GSI_SAME_STMT in function call.
10161 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10163 (setup_reg_class_relations): Likewise.
10164 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10165 (setup_prohibited_class_mode_regs): Add cast to enum type.
10166 (setup_prohibited_mode_move_regs): Likewise.
10167 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10168 (record_address_regs): Change i to enum reg_class.
10169 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10170 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10171 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10172 (GET_MODE_2XWIDER_MODE): Likewise.
10173 (GET_CLASS_NARROWEST_MODE): Likewise.
10174 * omp-low.c (expand_omp_for): Add cast to enum type.
10175 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10176 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10177 * postreload.c (reload_cse_simplify_operands): Change rclass local
10179 * predict.c (combine_predictions_for_insn): Change best_predictor
10180 and predictor to enum br_predictor.
10181 (combine_predictions_for_bb): Likewise.
10182 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10183 use SET_PREDICT_EXPR_OUTCOME.
10184 * real.c (real_arithmetic): Change icode to code in function call.
10185 * reginfo.c (init_move_cost): Add casts to enum type.
10186 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10187 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10189 * reload.c (find_valid_class): Add casts to enum type.
10190 (push_reload): Change 0 to NO_REGS in function call.
10191 (find_reloads): Change this_alternative to array of enum
10192 reg_class. Remove some now-unnecessary casts.
10193 (make_memloc): Change 0 to VOIDmode in function call.
10194 * reload1.c (reload): Change 0 to VOIDmode in function call.
10195 (eliminate_regs_1, elimination_effects): Likewise.
10196 (eliminate_regs_in_insn): Likewise.
10197 (emit_input_reload_insns): Add cast to enum type.
10198 (delete_output_reload): Change 0 to VOIDmode in function call.
10199 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10200 to enum type in function call.
10201 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10202 (SET_PREDICT_EXPR_OUTCOME): Define.
10203 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10204 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10205 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10206 (dump_function): Likewise.
10207 * tree-dump.h: Update declarations.
10208 * tree-pass.h: Update declarations.
10209 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10210 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10212 (arm_rtx_costs_1): Correct parenthesization.
10213 (arm_rtx_costs): Add casts to enum type.
10214 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10215 (vfp_emit_fstmd): Use add_rg_note.
10216 (emit_multi_reg_push, emit_sfm): Likewise.
10217 (thumb_set_frame_pointer): Likewise.
10218 (arm_expand_prologue): Likewise.
10219 (arm_regno_class): Change return type to enum reg_class.
10220 (thumb1_expand_prologue): Use add_reg_note.
10221 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10222 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10224 * config/arm/gentune.sh: Add cast to enum type.
10225 * config/arm/arm-tune.md: Rebuild.
10226 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10227 (ix86_split_fp_branch, predict_jump): Likewise.
10228 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10229 insn_code to enum rtx_code.
10230 (ix86_builtin_vectorized_function): Add cast to enum type.
10231 * config/i386/i386.md (truncdfsf2): Change slot to enum
10233 (truncxf<mode>2, isinf<mode>2): Likewise.
10234 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10236 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10237 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10238 (insert_bundle_state): Change 1 to INSERT in function call.
10239 (ia64_add_bundle_selector_before): Likewise.
10240 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10241 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10242 (restore_stack_nonlocal): Likewise.
10243 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10245 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10247 (mips_rtx_costs): Likewise.
10248 (mips_override_options): Add casts to enum type.
10249 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10251 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10252 (store_reg, set_reg_plus_d): Likewise.
10253 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10254 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10256 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10258 (emit_unlikely_jump): Use add_reg_note.
10259 (rs6000_emit_allocate_stack): Likewise.
10260 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10261 (output_toc): Change 1 to INSERT in function call.
10262 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10263 (rs6000_initialize_trampoline): Likewise.
10264 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10266 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10267 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10268 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10269 (save_gprs): Use add_reg_note.
10270 (s390_emit_prologue): Likewise.
10271 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10272 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10273 (sparc_fold_builtin): Add cast to enum type.
10274 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10276 (spu_expand_prologue): Use add_reg_note.
10277 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10279 2009-04-20 Ian Lance Taylor <iant@google.com>
10281 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10282 (c_parser_postfix_expression_after_primary): Get VEC for list of
10283 arguments. Get original types of arguments. Call
10284 build_function_call_vec.
10285 (cached_expr_list_1, cached_expr_list_2): New static variables.
10286 (c_parser_expr_list): Change return type to VEC *. Add
10287 p_orig_types parameter. Change all callers.
10288 (c_parser_release_expr): New static function.
10289 (c_parser_vec_to_tree_list): New static function.
10290 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10291 call build_function_call_vec.
10292 (build_function_call_vec): New function, based on old
10293 build_function_call.
10294 (convert_arguments): Remove nargs and argarray parameters. Change
10295 values to a VEC. Add origtypes parameter.
10296 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10297 (convert_for_assignment): Add origtype parameter. Change all
10298 callers. If warn_cxx_compat, check for conversion to an enum
10299 type when calling a function.
10300 (store_init_value): Add origtype parameter. Change all callers.
10301 (digest_init): Likewise.
10302 (struct init_node): Add origtype field.
10303 (add_pending_init): Add origtype parameter. Change all callers.
10304 (output_init_element): Likewise.
10305 (output_pending_init_elements): Pass origtype from init_node to
10306 output_init_element.
10307 (process_init_element): Pass origtype from c_expr to
10308 output_init_element.
10309 (c_finish_return): Add origtype parameter. Change all callers.
10310 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10312 (sync_resolve_params): Likewise.
10313 (sync_resolve_return): Change params to first_param. Change caller.
10314 (resolve_overloaded_builtins): Change params to VEC *. Change
10315 callers. Save first parameter around call to build_function_call_vec.
10316 * c-decl.c (finish_decl): Add origtype parameter. Change all
10317 callers. Call build_function_call_vec rather than
10318 build_function_call for cleanup.
10319 * c-tree.h: Update declarations.
10320 * c-common.h: Update declarations.
10321 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10322 params to first_param.
10323 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10324 params parameter from tree to void *.
10325 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10326 Change arglist parameter to have type void *, and to be a pointer
10328 * config/rs6000/rs6000-protos.h
10329 (altivec_resolve_overloaded_builtin): Update declaration.
10330 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10331 fnargs parameter to have type void *, and to be a pointer to a
10332 VEC. Call build_function_call_vec instead of
10333 build_function_call.
10334 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10336 2009-04-20 Joey Ye <joey.ye@intel.com>
10337 Xuepeng Guo <xuepeng.guo@intel.com>
10338 H.J. Lu <hongjiu.lu@intel.com>
10340 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10342 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10343 (IX86_LEA_PRIORITY): Likewise.
10344 (distance_non_agu_define): New function.
10345 (distance_agu_use): Likewise.
10346 (ix86_lea_for_add_ok): Likewise.
10347 (ix86_dep_by_shift_count): Likewise.
10349 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10350 should split for LEA.
10352 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10354 (ix86_dep_by_shift_count): Likewise.
10356 2009-04-20 Richard Guenther <rguenther@suse.de>
10358 * expr.c (handled_component_p): Move ...
10359 * tree.h (handled_component_p): ... here.
10360 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10361 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10362 and REALPART_EXPR to be in one group.
10364 2009-04-20 Richard Guenther <rguenther@suse.de>
10366 * basic-block.h (get_all_dominated_blocks): Declare.
10367 * dominance.c (get_all_dominated_blocks): New function.
10368 * tree-cfg.c (get_all_dominated_blocks): Remove.
10369 (remove_edge_and_dominated_blocks): Adjust.
10370 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10371 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10372 instead of recursing.
10374 2009-04-20 Doug Kwan <dougkwan@google.com>
10376 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10377 (struct cgraph_node_set_def): New type.
10378 (cgraph_node_set) New type. Also declare vector functions.
10379 (struct cgraph_node_set_element_def): New type.
10380 (cgraph_node_set_element): Ditto.
10381 (cgraph_node_set_iterator): New iterator type.
10382 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10383 cgraph_node_set_remove, dump_cgraph_node_set,
10384 debug_cgraph_node_set): New prototypes.
10385 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10386 cgraph_node_set_size): New inlines.
10387 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10388 including cgraph.h.
10389 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10390 argument to function 'write_summary'.
10391 * ipa.c: Include ggc.h.
10392 (hash_cgraph_node_set_element,
10393 eq_cgraph_node_set_element, cgraph_node_set_new,
10394 cgraph_node_set_add, cgraph_node_set_remove,
10395 cgraph_node_set_find, dump_cgraph_node_set,
10396 debug_cgraph_node_set): New functions.
10397 * Makefile.in (ipa.o): Add dependency on GGC_H.
10399 2009-04-20 Ira Rosen <irar@il.ibm.com>
10401 PR tree-optimization/39675
10402 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10403 check of the return code of vect_schedule_slp. Check that
10404 stmt_vec_info still exists for the statement, before checking its
10405 vectorization type.
10407 2009-04-20 Michael Matz <matz@suse.de>
10409 * Makefile.in (generated_files): Take out $(simple_generated_c).
10411 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10413 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10414 (UINTPTR_TYPE): Likewise.
10416 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10419 * c-typeck.c (digest_init): Check for initializing an array with a
10422 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10425 * c-semantics.c (pop_stmt_list): Propagate
10426 STATEMENT_LIST_HAS_LABEL to parent statement list.
10428 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10430 * config/mips/mips.h (mips_tune_attr): New macro.
10431 * config/mips/mips.md (cpu): Use it.
10433 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10436 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10439 2009-04-19 Diego Novillo <dnovillo@google.com>
10441 * toplev.c (compile_file): Move call to coverage_finish ...
10442 * cgraphunit.c (ipa_passes): ... here.
10443 Call cgraph_process_new_functions.
10444 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10445 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10447 2009-04-19 Jan Hubicka <jh@suse.cz>
10449 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10451 (dump_cgraph_node): Dump can throw external flag.
10452 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10454 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10458 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10459 * common.opt (Wlogical-op): Move from here...
10460 * c.opt (Wlogical-op): ... to here.
10461 * c-typeck.c (parser_build_binary_op): Update call to
10462 warn_logical_operator.
10463 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10465 * c-common.c (warn_logical_op): Update.
10466 * c-common.h (warn_logical_op): Update declaration.
10468 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10470 * tree.c (protected_set_expr_location): Fix formatting.
10472 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10475 * c-typeck.c (readonly_warning): new.
10476 (build_unary_op, build_modify_expr): Use readonly_warning for
10477 storing into something readonly but not const-qualified.
10479 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10482 * c-typeck.c (build_unary_op): Check for taking address of
10483 expression of type void.
10485 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10488 * c-typeck.c (build_function_call): Check for calling a function
10489 with qualified void return types. Call require_complete_type when
10492 2009-04-18 Jan Hubicka <jh@suse.cz>
10494 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10496 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10497 can_throw_external flag.
10498 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10499 * ipa-pure-const.c (ignore_edge): New function.
10500 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10501 only over can_throw_external edges.
10502 (local_pure_const): Add nothrow flag.
10503 * ipa-utils.c (searchc): Add ignore_edge callback.
10504 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10505 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10506 (set_nothrow_function_flags): Update cgraph.
10507 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10509 2009-04-18 Richard Guenther <rguenther@suse.de>
10511 PR middle-end/39804
10512 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10513 (fold_stmt): ... this and ...
10514 (fold_stmt_inplace): ... this.
10515 (fold_stmt_1): Fold references in calls and asms.
10516 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10518 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10520 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10521 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10523 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10525 * tree.c (function_args_count): Remove.
10526 * tree.h: Remove the prototype for function_args_count.
10528 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10530 * tree-iterator.c (expr_only): Remove.
10531 * tree.h: Remove the prototype for expr_only.
10533 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10535 * reginfo.c (cannot_change_mode_set_regs): Remove.
10536 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10538 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10540 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10541 whether operands 0 and 1 overlaps.
10543 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10545 PR middle-end/36902
10546 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10547 pointer. Use warning_at instead of warning.
10548 (search_for_addr_array): Likewise.
10549 (check_array_bounds): Likewise.
10550 (check_all_array_refs): Check that the incoming edge is not in the
10551 list of edges to be removed.
10552 (check_all_array_refs): Avoid the temporal pointer.
10553 (vrp_visit_cond_stmt): Fix typo.
10554 (simplify_switch_using_ranges): Handle the case where the switch
10555 index is an integer constant.
10557 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10559 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10561 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10563 * doc/extend.texi, doc/invoke.texi: Fix typos.
10565 2009-04-17 Cary Coutant <ccoutant@google.com>
10567 * tree-flow-inline.h (get_lineno): Fix inverted test.
10569 2009-04-17 Diego Novillo <dnovillo@google.com>
10571 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10572 assertion for AVAIL_OUT.
10574 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10577 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10578 * config/sh/linux-atomic.asm: Likewise.
10580 2009-04-17 Diego Novillo <dnovillo@google.com>
10582 * except.c (debug_eh_tree): New.
10583 (struct eh_region, struct eh_status): Move ...
10584 * except.h: ... here.
10585 (add_type_for_runtime): Declare extern.
10586 (lookup_type_for_runtime): Likewise.
10587 (debug_eh_tree): Declare.
10588 * Makefile.in (GTFILES): List except.h before except.c
10590 2009-04-17 Diego Novillo <dnovillo@google.com>
10592 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10593 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10594 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10595 (find_vars_r): ... here.
10596 * tree-flow.h (find_referenced_vars_in): Declare.
10597 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10598 that AVAIL_OUT exists for BLOCK.
10599 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10600 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10601 (tree-parloops.o): Likewise.
10603 2009-04-17 Simon Baldwin <simonb@google.com>
10605 * toplev.c (default_tree_printer): Add handling for %E format.
10607 2009-04-17 Diego Novillo <dnovillo@google.com>
10609 * tree-pretty-print.c (dump_generic_node): Add break after
10610 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10611 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10612 FUNCTION_TYPE together. Call print_struct_decl when printing
10613 structures and TDF_SLIM is not given.
10614 (print_struct_decl): Fix logic for detecting recursion.
10616 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10619 * gcc.c (create_at_file): New.
10620 (compile_input_file_p): New.
10621 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10622 * main.c (main): Update call to toplev_main.
10623 * toplev.c (toplev_main): Change signature. Call expandargv.
10624 * toplev.h (toplev_main): Change signature.
10626 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10628 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10629 if the latter is not constant.
10631 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10633 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10635 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10637 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10638 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10640 2009-04-17 Richard Guenther <rguenther@suse.de>
10642 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10643 Handle component references view-converting an invariant address.
10645 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10647 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10648 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10649 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10650 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10651 Use @deftypevr rather than @deftypevar.
10653 2009-04-17 Richard Guenther <rguenther@suse.de>
10655 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10656 (get_prop_source_stmt): Likewise.
10657 (can_propagate_from): Likewise.
10659 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10661 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10662 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10663 (--with-multilib-list): Add default value.
10664 * configure: Regenerate.
10665 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10666 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10667 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10668 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10669 Don't add default cpu to multilib list unnecessarily, but do enable
10670 the relevant compiler option..
10671 Add support for --with-multilib-list=<blank> and
10672 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10673 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10674 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10675 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10676 TM_MULTILIB_CONFIG.
10677 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10678 (MULTILIB_OSDIRNAMES): New variable.
10679 * config/sh/t-1e: Delete file.
10680 * config/sh/t-mlib-sh1: Delete file.
10681 * config/sh/t-mlib-sh2: Delete file.
10682 * config/sh/t-mlib-sh2a: Delete file.
10683 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10684 * config/sh/t-mlib-sh2a-single: Delete file.
10685 * config/sh/t-mlib-sh2a-single-only: Delete file.
10686 * config/sh/t-mlib-sh2e: Delete file.
10687 * config/sh/t-mlib-sh3e: Delete file.
10688 * config/sh/t-mlib-sh4: Delete file.
10689 * config/sh/t-mlib-sh4-nofpu: Delete file.
10690 * config/sh/t-mlib-sh4-single: Delete file.
10691 * config/sh/t-mlib-sh4-single-only: Delete file.
10692 * config/sh/t-mlib-sh4a: Delete file.
10693 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10694 * config/sh/t-mlib-sh4a-single: Delete file.
10695 * config/sh/t-mlib-sh4a-single-only: Delete file.
10696 * config/sh/t-mlib-sh4al: Delete file.
10697 * config/sh/t-mlib-sh5-32media: Delete file.
10698 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10699 * config/sh/t-mlib-sh5-64media: Delete file.
10700 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10701 * config/sh/t-mlib-sh5-compact: Delete file.
10702 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10703 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10704 * doc/install.texi (Options specification): Add
10705 --with-multilib-list and --with-endian.
10707 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10709 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10711 (OBJS-common): Add plugin-version.o.
10712 (plugin-version.o): New.
10713 * gcc-plugin.h (plugin_gcc_version): New.
10714 (plugin_default_version_check): New.
10715 (plugin_init_func, plugin_init): Add version argument.
10716 * plugin-version.c: New.
10717 * plugin.c (str_plugin_gcc_version_name): New.
10718 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10719 pass it to the init function.
10720 (plugin_default_version_check): New.
10722 2009-04-17 Richard Guenther <rguenther@suse.de>
10724 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10725 for decl-vs-decl disambiguation.
10727 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10729 * config/s390/s390.h (s390_tune_attr): New macro definition.
10730 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10732 2009-04-17 Richard Guenther <rguenther@suse.de>
10734 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10735 (fold_stmt_r): Likewise.
10736 (maybe_fold_reference): New function.
10737 (fold_gimple_assign): Handle cases fold_stmt_r did.
10738 (fold_stmt): Do not use fold_stmt_r.
10739 (fold_stmt_inplace): Likewise.
10741 2009-04-17 Richard Guenther <rguenther@suse.de>
10743 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10744 (record_equivalences_from_stmt): Remove useless checks and
10746 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10747 the type is already suitable.
10749 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10751 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10753 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10755 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10756 (CMPtype): Define as __gcc_CMPtype.
10758 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10760 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10761 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10763 2009-04-17 Richard Guenther <rguenther@suse.de>
10765 PR tree-optimization/39746
10766 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10767 special-casing for builtins and static variable use/def.
10768 (call_may_clobber_ref_p_1): Likewise.
10770 2009-04-16 Ian Lance Taylor <iant@google.com>
10772 * df.h: Include "timevar.h".
10773 (struct df_problem): Change tv_id field to timevar_id_t.
10774 * tree-pass.h: Include "timevar.h".
10775 (struct opt_pass): Change tv_id field to timevar_id_t.
10776 * timevar.h (timevar_id_t): Define TV_NONE.
10777 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10778 TV_NONE rather than tv_id != 0.
10779 (execute_one_pass): Likewise.
10780 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10781 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10782 dependencies to $(TREE_PASS_H).
10783 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10785 (pass_branch_target_load_optimize2): Likewise.
10786 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10787 (pass_outof_cfg_layout_mode): Likewise.
10788 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10789 (pass_rebuild_cgraph_edges): Likewise.
10790 (pass_remove_cgraph_callee_edges): Likewise.
10791 * df-core.c (pass_df_initialize_opt): Likewise.
10792 (pass_df_initialize_no_opt): Likewise.
10793 (pass_df_finish): Likewise.
10794 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10795 * except.c (pass_set_nothrow_function_flags): Likewise.
10796 (pass_convert_to_eh_region_ranges): Likewise.
10797 * final.c (pass_compute_alignments): Likewise.
10798 * function.c (pass_instantiate_virtual_regs): Likewise.
10799 (pass_init_function): Likewise.
10800 (pass_leaf_regs): Likewise.
10801 (pass_match_asm_constraints): Likewise.
10802 * gimple-low.c (pass_lower_cf): Likewise.
10803 (pass_mark_used_blocks): Likewise.
10804 * init-regs.c (pass_initialize_regs): Likewise.
10805 * integrate.c (pass_initial_value_sets): Likewise.
10806 * ira.c (pass_ira): Likewise.
10807 * jump.c (pass_cleanup_barriers): Likewise.
10808 * omp-low.c (pass_expand_omp): Likewise.
10809 (pass_lower_omp): Likewise.
10810 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10811 * recog.c (pass_split_all_insns): Likewise.
10812 (pass_split_after_reload): Likewise.
10813 (pass_split_before_regstack): Likewise.
10814 (pass_split_before_sched2): Likewise.
10815 (pass_split_for_shorten_branches): Likewise.
10816 * reginfo.c (pass_reginfo_init): Likewise.
10817 (pass_subregs_of_mode_init): Likewise.
10818 (pass_subregs_of_mode_finish): Likewise.
10819 * passes.c (pass_postreload): Likewise.
10820 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10821 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10822 (pass_warn_function_return): Likewise.
10823 (pass_warn_function_noreturn): Likewise.
10824 * tree-complex.c (pass_lower_complex): Likewise.
10825 (pass_lower_complex_O0): Likewise.
10826 * tree-if-conv.c (pass_if_conversion): Likewise.
10827 * tree-into-ssa.c (pass_build_ssa): Likewise.
10828 * tree-mudflap.c (pass_mudflap_1): Likewise.
10829 (pass_mudflap_2): Likewise.
10830 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10831 (pass_mudflap_2): Likewise.
10832 * tree-nrv.c (pass_return_slot): Likewise.
10833 * tree-object-size.c (pass_object_sizes): Likewise.
10834 * tree-optimize.c (pass_all_optimizations): Likewise.
10835 (pass_early_local_passes): Likewise.
10836 (pass_all_early_optimizations): Likewise.
10837 (pass_cleanup_cfg): Likewise.
10838 (pass_cleanup_cfg_post_optimizing): Likewise.
10839 (pass_free_datastructures): Likewise.
10840 (pass_free_cfg_annotations): Likewise.
10841 (pass_fixup_cfg): Likewise.
10842 (pass_init_datastructures): Likewise.
10843 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10844 (pass_late_warn_uninitialized): Likewise.
10845 (pass_update_address_taken): Likewise.
10846 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10847 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10848 (pass_cse_sincos): Likewise.
10849 (pass_convert_to_rsqrt): Likewise.
10850 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10851 * tree-stdarg.c (pass_stdarg): Likewise.
10852 * tree-tailcall.c (pass_tail_recursion): Likewise.
10853 (pass_tail_calls): Likewise.
10854 * tree-vect-generic.c (pass_lower_vector): Likewise.
10855 (pass_lower_vector_ssa): Likewise.
10856 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10858 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10860 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10862 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10864 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10865 logical and signext.
10867 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10870 * config/sh/predicates.md (arith_operand): Check if the operand
10871 of TRUNCATE is a REG.
10873 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10875 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10876 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10878 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10880 * tree-iterator.c (tsi_split_statement_list_after,
10881 tsi_split_statement_list_before): Remove.
10882 * tree-iterator.h: Remove the prototypes for
10883 tsi_split_statement_list_after and tsi_split_statement_list_before.
10885 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10887 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10888 * tree-ssa-propagate.h: Remove the prototype for
10889 stmt_makes_single_load.
10891 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10893 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10894 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10896 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10898 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10900 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10902 * except.c (eh_region_outer_p): Remove.
10903 * except.h: Remove the prototype for eh_region_outer_p.
10905 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10907 * function.c (current_function_assembler_name): Remove.
10908 * function.h: Remove the prototype for
10909 current_function_assembler_name.
10911 2009-04-16 Ian Lance Taylor <iant@google.com>
10913 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10914 (add_reg_note): Call alloc_reg_note.
10915 * rtl.h (alloc_reg_note): Declare.
10916 * combine.c (try_combine): Use alloc_reg_note.
10917 (recog_for_combine, move_deaths): Likewise.
10918 (distribute_notes): Use alloc_reg_note and add_reg_note.
10919 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10920 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10921 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10923 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10925 PR rtl-optimization/39762
10926 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10927 ira_may_move_out_cost): Add comments about way of their usage.
10928 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10930 * ira-conflicts.c (process_regs_for_copy): Use function
10931 ira_get_register_move_cost instead of global
10932 ira_register_move_cost.
10934 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10935 color_pass, move_spill_restore, update_curr_costs): Ditto.
10937 * ira-lives.c (process_single_reg_class_operands): Ditto.
10939 * ira-emit.c (emit_move_list): Ditto.
10941 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10942 (record_reg_classes): Ditto. Use functions
10943 ira_get_register_move_cost and ira_get_may_move_cost instead of
10944 global vars ira_register_move_cost, ira_may_move_out_cost and
10945 ira_may_move_in_cost.
10946 (record_address_regs): Don't call ira_init_register_move_cost.
10947 Use function ira_get_may_move_cost instead of global
10948 ira_may_move_in_cost.
10949 (process_bb_node_for_hard_reg_moves): Use function
10950 ira_get_register_move_cost instead of global ira_register_move_cost.
10951 (ira_costs): Don't call ira_init_register_move_cost.
10953 2009-04-16 Richard Guenther <rguenther@suse.de>
10955 * tree-cfg.c (verify_gimple_assign_binary):
10956 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10957 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10958 (create_general_new_stmt): Note that this function is broken.
10960 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10962 * common.opt (fhelp): Add Var(help_flag).
10963 * gcc-plugin.h (plugin_info): Add help.
10964 * plugin.c (plugin_name_args): Add help.
10965 (register_plugin_info): Set plugin->help.
10966 (print_help_one_plugin): New.
10967 (print_plugins_help): New.
10968 * plugin.h (print_plugins_help): New.
10969 * toplev.c (toplev_main): Call print_plugins_help if needed.
10971 2009-04-16 Richard Guenther <rguenther@suse.de>
10973 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10974 (gimple_ior_addresses_taken_1): New function.
10975 (gimple_ior_addresses_taken): Likewise.
10976 * gimple.h (struct gimple_statement_with_ops_base): Remove
10977 addresses_taken member.
10978 (gimple_ior_addresses_taken): Declare.
10979 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10980 gimple_set_addresses_taken): Remove.
10981 * ipa-reference.c (mark_address): New function.
10982 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10983 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10984 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10985 (gimple_add_to_addresses_taken): Remove.
10986 (get_tmr_operands): Call mark_address_taken.
10987 (get_asm_expr_operands): Likewise.
10988 (get_expr_operands): Likewise.
10989 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10990 (free_stmt_operands): Do not free it.
10991 * tree-ssa.c (delete_tree_ssa): Likewise.
10992 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10994 2009-04-16 Richard Guenther <rguenther@suse.de>
10996 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10997 (walk_stmt_load_store_ops): Likewise.
10998 * gimple.c (get_base_loadstore): New function.
10999 (walk_stmt_load_store_addr_ops): Likewise.
11000 (walk_stmt_load_store_ops): Likewise.
11001 * ipa-pure-const.c (check_op): Simplify.
11002 (check_load, check_store): New functions.
11003 (check_stmt): Use walk_stmt_load_store_ops.
11004 * ipa-reference.c (mark_load): Adjust signature.
11005 (mark_store): Likewise.
11006 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11008 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11010 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11011 (plugin_info): New.
11012 * opts.c (common_handle_option): Don't call print_version.
11013 * plugin.c (plugin_name_args): Add version.
11014 (register_plugin_info): New.
11015 (register_callback): Handle PLUGIN_INFO.
11016 (try_init_one_plugin): New.
11017 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11019 (finalize_one_plugin): New.
11020 (finalize_plugins): New.
11021 (print_one_plugin): New.
11022 (print_plugins_versions): New.
11023 * plugin.h (print_plugins_versions): New.
11024 (finalize_plugins): New.
11025 * toplev.c (compile_file): Don't call initialize_plugins.
11026 (print_version): Call print_plugins_versions.
11027 (toplev_main): Call initialize_plugins. Print version if needed.
11028 Call finalize_plugins.
11030 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11032 * common.opt (fversion): New.
11033 * gcc.c (print_version): New.
11034 (process_command): Don't print the version. Just set print_version.
11035 (main): Print version. Call subprocesses if print_version and
11036 verbose_flag are set.
11037 * opts.c (common_handle_option): Handle OPT_fversion.
11039 2009-04-16 Richard Guenther <rguenther@suse.de>
11040 Ira Rosen <irar@il.ibm.com>
11042 PR tree-optimization/39698
11043 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11044 type of the reduction variable. Only generate the def if
11047 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11048 make sure to first convert to an integer of the same precision.
11049 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11050 the type of the evolution correctly in computing the new
11051 induction variable base.
11053 2009-04-16 Richard Guenther <rguenther@suse.de>
11055 PR middle-end/39625
11056 * tree-cfg.c (make_blocks): Split statements with to-be
11057 abnormal SSA names on the lhs.
11059 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11061 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11062 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11063 * c-typeck.c (really_start_incremental_init): Likewise.
11064 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11065 (TARGET_INITIALIZER): Remove it.
11066 * target.h (struct target): Remove vector_opaque_p.
11067 * tree.c (build_opaque_vector_type): New.
11068 * tree.h (TYPE_VECTOR_OPAQUE): New.
11069 (build_opaque_vector_type): Declare.
11070 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11071 * config/rs6000/rs6000.c (build_opaque_vector_type,
11072 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11073 (rs6000_init_builtins): Use build_opaque_vector_type for
11074 opaque_V4SI_type_node.
11076 2009-04-15 Catherine Moore <clm@codesourcery.com>
11078 * debug.h (set_name): Declare.
11079 * dwarf2out.c (dwarf2out_set_name): Declare.
11080 (dwarf2_debug_hooks): Add set_name.
11081 (find_AT_string): New.
11082 (add_AT_string): Call find_AT_string.
11083 (dwarf2out_set_name): New.
11084 * cp/decl.c (grokdeclarator): Call set_name.
11085 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11086 * debug.c (do_nothing_debug_hooks): Likewise.
11087 * dbxout.c (dbx_debug_hooks): Likewise.
11088 * sdbout.c (sdb_debug_hooks): Likewise.
11090 2009-04-15 Michael Eager <eager@eagercon.com>
11092 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11093 reg for single-precision FPU.
11094 * config/rs6000/rs6000.md (movsi_internal1): Only for
11095 !TARGET_SINGLE_FPU.
11096 (movsi_internal1_single): New. Add pattern to move SI values to/from
11097 single-precision FP regs.
11099 2009-04-15 Richard Guenther <rguenther@suse.de>
11101 * omp-low.c (lower_rec_input_clauses): Build correct address
11103 (expand_omp_for_generic): Fix multiplication type.
11104 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11105 (generate_memset_zero): Fix types.
11106 * tree-profile.c (prepare_instrumented_value): Correctly
11109 2009-04-15 Ian Lance Taylor <iant@google.com>
11111 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11112 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11113 for -Wall and for -Wc++-compat.
11114 (c_common_post_options): For C++, set warn_enum_compare if not
11116 * c-tree.h (struct c_expr): Add field original_type.
11117 (build_external_ref): Update declaration.
11118 * c-parser.c (c_parser_braced_init): Set original_type.
11119 (c_parser_initelt): Likewise.
11120 (c_parser_expr_no_commas): Likewise.
11121 (c_parser_conditional_expression): Likewise.
11122 (c_parser_cast_expression): Likewise.
11123 (c_parser_unary_expression): Likewise. Pull setting of
11124 original_code to top of function.
11125 (c_parser_sizeof_expression): Set original_type.
11126 (c_parser_alignof_expression): Likewise.
11127 (c_parser_postfix_expression): Likewise. Pull setting of
11128 original_code to top of function.
11129 (c_parser_postfix_expression_after_paren_type): Set original_type.
11130 (c_parser_postfix_expression_after_primary): Likewise.
11131 (c_parser_expression): Likewise.
11132 * c-typeck.c (build_external_ref): Add type parameter. Change all
11134 (c_expr_sizeof_expr): Set original_type field.
11135 (parser_build_unary_op): Likewise.
11136 (parser_build_binary_op): Likewise. Optionally warn about
11137 comparisons of enums of different types.
11138 (digest_init): Set original_type field.
11139 (really_start_incremental_init): Likewise.
11140 (push_init_level, pop_init_level): Likewise.
11141 * doc/invoke.texi (Warning Options): -Wenum-compare now
11144 2009-04-15 Richard Guenther <rguenther@suse.de>
11146 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11147 out a necessary conversion.
11148 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11149 names we didn't value number.
11150 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11152 2009-04-15 Richard Guenther <rguenther@suse.de>
11154 PR tree-optimization/39764
11155 * tree-ssa-ccp.c (get_value): Canonicalize value with
11156 canonicalize_float_value.
11158 2009-04-15 Jan Hubicka <jh@suse.cz>
11160 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11161 Wrong version of patch.
11163 2009-04-15 Jan Hubicka <jh@suse.cz>
11165 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11167 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11169 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11170 our distinct integral and vector types.
11172 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11174 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11175 * init.c (build_vtbl_address): Remove call to assemble_external.
11177 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11179 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11180 output for other floating point modes.
11182 2009-04-14 Diego Novillo <dnovillo@google.com>
11184 * diagnostic.c (diagnostic_report_diagnostic): Do not
11185 warn about loaded plugins for DK_ERROR and DK_WARNING.
11186 * c-decl.c (declspecs_add_type): Move call to
11187 invoke_plugin_callbacks ...
11188 * c-parser.c (c_parser_declspecs): ... here.
11189 * plugin.c (dump_active_plugins): Tidy output.
11191 2009-04-14 Diego Novillo <dnovillo@google.com>
11192 Le-Chun Wu <lcwu@google.com>
11194 * configure.ac: Add --enable-plugin support.
11195 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11196 * Makefile.in (PLUGIN_H): Define.
11197 Export ENABLE_PLUGIN and GMPINC to site.exp.
11198 Add PLUGINLIBS to link command.
11199 Add/modify dependencies for plugin.o and files including plugin.h.
11201 * config.in: Regenerate.
11203 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11206 2009-04-14 Le-Chun Wu <lcwu@google.com>
11208 * tree-pass.h (register_one_dump_file): Add a prototype for
11209 register_one_dump_file.
11210 * toplev.c (compile_file): Call initialize_plugins.
11211 (do_compile): Call invoke_plugin_callbacks.
11212 (toplev_main): Call invoke_plugin_callbacks.
11213 * common.opt: Add -fplugin= and -fplugin-arg-.
11214 * gcc-plugin.h: New public header file for plugins to include.
11215 * plugin.c: New source file.
11216 * plugin.h: New internal header file.
11217 * passes.c (register_one_dump_file): Make it external.
11219 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11221 2009-04-14 Diego Novillo <dnovillo@google.com>
11223 * doc/plugins.texi: New.
11224 * doc/gccint.texi: Add reference to Plugins chapter.
11225 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11226 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11227 loaded plugins, if any.
11228 * timevar.def (TV_PLUGIN_INIT): Define.
11229 (TV_PLUGIN_RUN): Define.
11230 * plugin.c: Include timevar.h
11231 (plugins_active_p): New.
11232 (dump_active_plugins): New.
11233 (debug_active_plugins): New.
11235 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11237 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11239 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11241 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11243 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11244 the same as a minus without a shift.
11246 2009-04-14 Nick Clifton <nickc@redhat.com>
11248 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11249 comparisons with small integers will always produce a short
11252 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11255 2008-12-19 Diego Novillo <dnovillo@google.com>
11257 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11259 2009-04-14 Richard Guenther <rguenther@suse.de>
11261 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11263 (verify_gimple_assign_binary): Likewise. Handle shifts and
11265 (verify_gimple_phi): Print the mismatched argument position.
11266 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11268 (vect_update_init_of_dr): Likewise.
11269 * matrix-reorg.c (transform_access_sites): Do what the
11271 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11273 2009-04-13 Michael Eager <eager@eagercon.com>
11275 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11276 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11277 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11278 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11279 remove duplicate config
11281 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11283 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11284 file_name:line_number type locator of the call site.
11286 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11288 * genautomata.c: Put blank after comma.
11289 (automaton_decls): New.
11290 (struct unit_usage): Add comments to member next.
11291 (store_alt_unit_usage): Keep the list ordered.
11292 (unit_present_on_list_p, equal_alternatives_p): New.
11293 (check_regexp_units_distribution): Check units distribution
11294 correctness correctly.
11295 (main): Don't write automata if error is found. Return correct
11298 * config/m68k/cf.md (cfv4_ds): Remove.
11299 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11300 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11302 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11303 power4-load-ext, power4-store, power4-store-update,
11304 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11305 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11306 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11307 power4-sqrt, power4-isync): Modify reservation to make correct
11308 unit distribution to automata.
11310 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11311 power5-store-update, power5-two, power5-three, power5-lmul,
11312 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11314 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11316 * except.c (pass_set_nothrow_function_flags): Set name and add
11318 (set_nothrow_function_flags): Mention in the dump file when
11319 changing a function to nothrow.
11321 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11324 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11325 instead of unsigned long.
11327 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11329 * config/arm/arm.c (return_used_this_function): Remove.
11330 (arm_output_function_prologue): Remove use of
11331 return_used_this_function.
11332 (output_return_instruction): Replace use of
11333 return_used_this_function
11334 by cfun->machine->return_used_this_function.
11335 (arm_output_epilogue): Likewise.
11336 (arm_output_function_epilogue): Likewise.
11337 (thumb_unexpanded_epilogue): Likewise.
11338 * config/arm/arm.h (struct machine_function):
11339 New member return_used_this_function.
11341 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11343 * doc/install.texi: Correct description of default directory for
11344 --with-gxx-include-dir.
11346 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11348 * fold-const.c (build_range_check): Properly deal with enumeral and
11349 boolean base types.
11351 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11353 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11354 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11355 * params.h (MAX_GCSE_PASSES): Remove.
11356 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11357 in sequence. Remove ability to run multiple passes.
11358 (bypass_jumps): Report run as third CPROP pass.
11360 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11362 PR middle-end/39651
11363 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11364 when deciding whether the whole SEQUENCE can throw.
11366 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11369 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11370 offseted label references.
11372 2009-04-11 Jan Hubicka <jh@suse.cz>
11374 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11376 2009-04-11 Richard Guenther <rguenther@suse.de>
11378 PR middle-end/39732
11379 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11380 return variables as TREE_ADDRESSABLE.
11382 2009-04-11 Richard Guenther <rguenther@suse.de>
11384 PR tree-optimization/39713
11385 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11386 reference trees have SSA_NAME operands.
11388 2009-04-11 Richard Guenther <rguenther@suse.de>
11391 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11392 address expressions.
11394 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11396 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11397 match changes in Cygwin 1.7
11398 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11399 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11401 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11403 PR tree-optimization/39701
11404 * doc/invoke.texi (Optimization Options): Document change in
11405 meaning and initialization of -fdelete-null-pointer-checks.
11407 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11409 PR middle-end/39701
11410 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11412 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11415 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11417 2009-04-10 Chao-ying Fu <fu@mips.com>
11419 * doc/tm.texi (Instruction Output): Document
11420 TARGET_ASM_FINAL_POSTSCAN_INSN.
11421 * target.h (final_postscan_insn): New field in asm_out.
11422 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11423 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11424 * final.c (final_scan_insn): Call
11425 targetm.asm_out.final_postscan_insn after outputting
11426 an asm macro and a normal instruction.
11428 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11429 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11430 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11431 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11432 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11434 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11436 PR middle-end/39701
11437 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11438 variables as non-NULL even with -fdelete-null-pointer-checks.
11440 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11442 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11444 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11447 * config/i386/i386.c (classify_argument): Handle SCmode with
11448 (bit_offset % 64) != 0.
11450 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11452 * doc/invoke.texi (Optimize Options): Add cross-reference to
11453 -Q --help=optimizers examples.
11455 2009-04-10 Ben Elliston <bje@au.ibm.com>
11458 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11459 regalign for the reg == fpr and TDmode case.
11461 2009-04-09 David Ayers <ayers@fsfe.org>
11464 * objc/objc-act.c (warn_with_method): Remove helper function.
11465 (check_duplicates): Call warning and inform directly.
11466 (really_start_method): Likewise.
11468 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11470 * expmed.c (expand_divmod): Always use a comparison for a division
11471 by a large unsigned integer.
11473 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11474 for things others than variables or functions as nonzero.
11476 2009-04-09 Nick Clifton <nickc@redhat.com>
11478 * unwind-compat.c: Change copyright header to refer to version
11479 3 of the GNU General Public License with version 3.1 of the
11480 GCC Runtime Library Exception and to point readers at the
11481 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11482 * config/alpha/crtfastmath.c: Likewise.
11483 * config/alpha/linux-unwind.h: Likewise.
11484 * config/alpha/qrnnd.asm: Likewise.
11485 * config/alpha/vms-crt0-64.c: Likewise.
11486 * config/alpha/vms-crt0.c: Likewise.
11487 * config/alpha/vms-dwarf2.asm: Likewise.
11488 * config/alpha/vms-dwarf2eh.asm: Likewise.
11489 * config/alpha/vms-psxcrt0-64.c: Likewise.
11490 * config/alpha/vms-psxcrt0.c: Likewise.
11491 * config/alpha/vms_tramp.asm: Likewise.
11492 * config/arc/initfini.c: Likewise.
11493 * config/arc/lib1funcs.asm: Likewise.
11494 * config/arm/bpabi-v6m.S: Likewise.
11495 * config/arm/bpabi.S: Likewise.
11496 * config/arm/bpabi.c: Likewise.
11497 * config/arm/crti.asm: Likewise.
11498 * config/arm/crtn.asm: Likewise.
11499 * config/arm/ieee754-df.S: Likewise.
11500 * config/arm/ieee754-sf.S: Likewise.
11501 * config/arm/lib1funcs.asm: Likewise.
11502 * config/arm/libunwind.S: Likewise.
11503 * config/arm/linux-atomic.c: Likewise.
11504 * config/arm/mmintrin.h: Likewise.
11505 * config/arm/pr-support.c: Likewise.
11506 * config/arm/unaligned-funcs.c: Likewise.
11507 * config/arm/unwind-arm.c: Likewise.
11508 * config/arm/unwind-arm.h: Likewise.
11509 * config/avr/libgcc.S: Likewise.
11510 * config/bfin/crti.s: Likewise.
11511 * config/bfin/crtlibid.s: Likewise.
11512 * config/bfin/crtn.s: Likewise.
11513 * config/bfin/lib1funcs.asm: Likewise.
11514 * config/bfin/linux-unwind.h: Likewise.
11515 * config/cris/arit.c: Likewise.
11516 * config/cris/cris_abi_symbol.c: Likewise.
11517 * config/darwin-64.c: Likewise.
11518 * config/darwin-crt2.c: Likewise.
11519 * config/darwin-crt3.c: Likewise.
11520 * config/darwin.h: Likewise.
11521 * config/dbxelf.h: Likewise.
11522 * config/dfp-bit.c: Likewise.
11523 * config/dfp-bit.h: Likewise.
11524 * config/elfos.h: Likewise.
11525 * config/fixed-bit.c: Likewise.
11526 * config/fixed-bit.h: Likewise.
11527 * config/fp-bit.c: Likewise.
11528 * config/fp-bit.h: Likewise.
11529 * config/fr30/crti.asm: Likewise.
11530 * config/fr30/crtn.asm: Likewise.
11531 * config/fr30/lib1funcs.asm: Likewise.
11532 * config/freebsd-spec.h: Likewise.
11533 * config/frv/cmovd.c: Likewise.
11534 * config/frv/cmovh.c: Likewise.
11535 * config/frv/cmovw.c: Likewise.
11536 * config/frv/frvbegin.c: Likewise.
11537 * config/frv/frvend.c: Likewise.
11538 * config/frv/lib1funcs.asm: Likewise.
11539 * config/glibc-stdint.h: Likewise.
11540 * config/h8300/clzhi2.c: Likewise.
11541 * config/h8300/crti.asm: Likewise.
11542 * config/h8300/crtn.asm: Likewise.
11543 * config/h8300/ctzhi2.c: Likewise.
11544 * config/h8300/fixunssfsi.c: Likewise.
11545 * config/h8300/lib1funcs.asm: Likewise.
11546 * config/h8300/parityhi2.c: Likewise.
11547 * config/h8300/popcounthi2.c: Likewise.
11548 * config/i386/ammintrin.h: Likewise.
11549 * config/i386/att.h: Likewise.
11550 * config/i386/avxintrin.h: Likewise.
11551 * config/i386/biarch64.h: Likewise.
11552 * config/i386/bmmintrin.h: Likewise.
11553 * config/i386/cpuid.h: Likewise.
11554 * config/i386/cross-stdarg.h: Likewise.
11555 * config/i386/crtfastmath.c: Likewise.
11556 * config/i386/crtprec.c: Likewise.
11557 * config/i386/cygming-crtbegin.c: Likewise.
11558 * config/i386/cygming-crtend.c: Likewise.
11559 * config/i386/cygwin.asm: Likewise.
11560 * config/i386/emmintrin.h: Likewise.
11561 * config/i386/gmm_malloc.h: Likewise.
11562 * config/i386/gthr-win32.c: Likewise.
11563 * config/i386/i386.h: Likewise.
11564 * config/i386/immintrin.h: Likewise.
11565 * config/i386/linux-unwind.h: Likewise.
11566 * config/i386/linux64.h: Likewise.
11567 * config/i386/mm3dnow.h: Likewise.
11568 * config/i386/mmintrin-common.h: Likewise.
11569 * config/i386/mmintrin.h: Likewise.
11570 * config/i386/nmmintrin.h: Likewise.
11571 * config/i386/pmm_malloc.h: Likewise.
11572 * config/i386/pmmintrin.h: Likewise.
11573 * config/i386/smmintrin.h: Likewise.
11574 * config/i386/sol2-c1.asm: Likewise.
11575 * config/i386/sol2-ci.asm: Likewise.
11576 * config/i386/sol2-cn.asm: Likewise.
11577 * config/i386/sol2-gc1.asm: Likewise.
11578 * config/i386/tmmintrin.h: Likewise.
11579 * config/i386/unix.h: Likewise.
11580 * config/i386/w32-unwind.h: Likewise.
11581 * config/i386/wmmintrin.h: Likewise.
11582 * config/i386/x86-64.h: Likewise.
11583 * config/i386/x86intrin.h: Likewise.
11584 * config/i386/xmmintrin.h: Likewise.
11585 * config/ia64/crtbegin.asm: Likewise.
11586 * config/ia64/crtend.asm: Likewise.
11587 * config/ia64/crtfastmath.c: Likewise.
11588 * config/ia64/crti.asm: Likewise.
11589 * config/ia64/crtn.asm: Likewise.
11590 * config/ia64/fde-glibc.c: Likewise.
11591 * config/ia64/lib1funcs.asm: Likewise.
11592 * config/ia64/linux-unwind.h: Likewise.
11593 * config/ia64/quadlib.c: Likewise.
11594 * config/ia64/unwind-ia64.c: Likewise.
11595 * config/linux.h: Likewise.
11596 * config/m32c/m32c-lib1.S: Likewise.
11597 * config/m32c/m32c-lib2-trapv.c: Likewise.
11598 * config/m32c/m32c-lib2.c: Likewise.
11599 * config/m32r/initfini.c: Likewise.
11600 * config/m68hc11/larith.asm: Likewise.
11601 * config/m68hc11/m68hc11-crt0.S: Likewise.
11602 * config/m68k/cf.md: Likewise.
11603 * config/m68k/crti.s: Likewise.
11604 * config/m68k/crtn.s: Likewise.
11605 * config/m68k/lb1sf68.asm: Likewise.
11606 * config/m68k/linux-unwind.h: Likewise.
11607 * config/mcore/crti.asm: Likewise.
11608 * config/mcore/crtn.asm: Likewise.
11609 * config/mcore/lib1.asm: Likewise.
11610 * config/mips/linux-unwind.h: Likewise.
11611 * config/mips/loongson.h: Likewise.
11612 * config/mips/mips16.S: Likewise.
11613 * config/mmix/crti.asm: Likewise.
11614 * config/mmix/crtn.asm: Likewise.
11615 * config/pa/fptr.c: Likewise.
11616 * config/pa/hpux-unwind.h: Likewise.
11617 * config/pa/lib2funcs.asm: Likewise.
11618 * config/pa/linux-atomic.c: Likewise.
11619 * config/pa/linux-unwind.h: Likewise.
11620 * config/pa/milli64.S: Likewise.
11621 * config/pa/quadlib.c: Likewise.
11622 * config/pa/stublib.c: Likewise.
11623 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11624 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11625 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11626 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11627 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11628 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11629 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11630 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11631 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11632 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11633 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11634 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11635 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11636 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11637 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11638 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11639 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11640 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11641 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11642 * config/rs6000/750cl.h: Likewise.
11643 * config/rs6000/altivec.h: Likewise.
11644 * config/rs6000/biarch64.h: Likewise.
11645 * config/rs6000/crtresfpr.asm: Likewise.
11646 * config/rs6000/crtresgpr.asm: Likewise.
11647 * config/rs6000/crtresxfpr.asm: Likewise.
11648 * config/rs6000/crtresxgpr.asm: Likewise.
11649 * config/rs6000/crtsavfpr.asm: Likewise.
11650 * config/rs6000/crtsavgpr.asm: Likewise.
11651 * config/rs6000/darwin-asm.h: Likewise.
11652 * config/rs6000/darwin-fallback.c: Likewise.
11653 * config/rs6000/darwin-fpsave.asm: Likewise.
11654 * config/rs6000/darwin-ldouble.c: Likewise.
11655 * config/rs6000/darwin-tramp.asm: Likewise.
11656 * config/rs6000/darwin-unwind.h: Likewise.
11657 * config/rs6000/darwin-vecsave.asm: Likewise.
11658 * config/rs6000/darwin-world.asm: Likewise.
11659 * config/rs6000/e500crtres32gpr.asm: Likewise.
11660 * config/rs6000/e500crtres64gpr.asm: Likewise.
11661 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11662 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11663 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11664 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11665 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11666 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11667 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11668 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11669 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11670 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11671 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11672 * config/rs6000/eabi-ci.asm: Likewise.
11673 * config/rs6000/eabi-cn.asm: Likewise.
11674 * config/rs6000/eabi.asm: Likewise.
11675 * config/rs6000/linux-unwind.h: Likewise.
11676 * config/rs6000/linux64.h: Likewise.
11677 * config/rs6000/paired.h: Likewise.
11678 * config/rs6000/paired.md: Likewise.
11679 * config/rs6000/ppc64-fp.c: Likewise.
11680 * config/rs6000/ppu_intrinsics.h: Likewise.
11681 * config/rs6000/rs6000.h: Likewise.
11682 * config/rs6000/si2vmx.h: Likewise.
11683 * config/rs6000/sol-ci.asm: Likewise.
11684 * config/rs6000/sol-cn.asm: Likewise.
11685 * config/rs6000/spe.h: Likewise.
11686 * config/rs6000/spu2vmx.h: Likewise.
11687 * config/rs6000/sysv4.h: Likewise.
11688 * config/rs6000/tramp.asm: Likewise.
11689 * config/rs6000/vec_types.h: Likewise.
11690 * config/s390/linux-unwind.h: Likewise.
11691 * config/s390/tpf-unwind.h: Likewise.
11692 * config/score/crti.asm: Likewise.
11693 * config/score/crtn.asm: Likewise.
11694 * config/sh/crt1.asm: Likewise.
11695 * config/sh/crti.asm: Likewise.
11696 * config/sh/crtn.asm: Likewise.
11697 * config/sh/divtab-sh4-300.c: Likewise.
11698 * config/sh/divtab-sh4.c: Likewise.
11699 * config/sh/divtab.c: Likewise.
11700 * config/sh/lib1funcs-4-300.asm: Likewise.
11701 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11702 * config/sh/lib1funcs.asm: Likewise.
11703 * config/sh/lib1funcs.h: Likewise.
11704 * config/sh/linux-atomic.asm: Likewise.
11705 * config/sh/linux-unwind.h: Likewise.
11706 * config/sh/shmedia.h: Likewise.
11707 * config/sh/sshmedia.h: Likewise.
11708 * config/sh/ushmedia.h: Likewise.
11709 * config/sparc/crtfastmath.c: Likewise.
11710 * config/sparc/linux-unwind.h: Likewise.
11711 * config/sparc/sol2-c1.asm: Likewise.
11712 * config/sparc/sol2-ci.asm: Likewise.
11713 * config/sparc/sol2-cn.asm: Likewise.
11714 * config/spu/divmodti4.c: Likewise.
11715 * config/spu/divv2df3.c: Likewise.
11716 * config/spu/float_disf.c: Likewise.
11717 * config/spu/float_unsdidf.c: Likewise.
11718 * config/spu/float_unsdisf.c: Likewise.
11719 * config/spu/float_unssidf.c: Likewise.
11720 * config/spu/mfc_multi_tag_release.c: Likewise.
11721 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11722 * config/spu/mfc_tag_release.c: Likewise.
11723 * config/spu/mfc_tag_reserve.c: Likewise.
11724 * config/spu/mfc_tag_table.c: Likewise.
11725 * config/spu/multi3.c: Likewise.
11726 * config/spu/spu_internals.h: Likewise.
11727 * config/spu/spu_intrinsics.h: Likewise.
11728 * config/spu/spu_mfcio.h: Likewise.
11729 * config/spu/vec_types.h: Likewise.
11730 * config/spu/vmx2spu.h: Likewise.
11731 * config/stormy16/stormy16-lib2.c: Likewise.
11732 * config/svr4.h: Likewise.
11733 * config/sync.c: Likewise.
11734 * config/v850/lib1funcs.asm: Likewise.
11735 * config/vxlib-tls.c: Likewise.
11736 * config/vxlib.c: Likewise.
11737 * config/vxworks-dummy.h: Likewise.
11738 * config/xtensa/crti.asm: Likewise.
11739 * config/xtensa/crtn.asm: Likewise.
11740 * config/xtensa/ieee754-df.S: Likewise.
11741 * config/xtensa/ieee754-sf.S: Likewise.
11742 * config/xtensa/lib1funcs.asm: Likewise.
11743 * config/xtensa/lib2funcs.S: Likewise.
11744 * config/xtensa/linux-unwind.h: Likewise.
11745 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11746 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11747 * coretypes.h: Likewise.
11748 * crtstuff.c: Likewise.
11749 * defaults.h: Likewise.
11750 * dwarf2.h: Likewise.
11751 * emutls.c: Likewise.
11752 * gbl-ctors.h: Likewise.
11753 * gcov-io.h: Likewise.
11754 * ginclude/float.h: Likewise.
11755 * ginclude/iso646.h: Likewise.
11756 * ginclude/stdarg.h: Likewise.
11757 * ginclude/stdbool.h: Likewise.
11758 * ginclude/stddef.h: Likewise.
11759 * ginclude/stdfix.h: Likewise.
11760 * ginclude/stdint-gcc.h: Likewise.
11761 * ginclude/tgmath.h: Likewise.
11762 * gthr-aix.h: Likewise.
11763 * gthr-dce.h: Likewise.
11764 * gthr-gnat.c: Likewise.
11765 * gthr-gnat.h: Likewise.
11766 * gthr-lynx.h: Likewise.
11767 * gthr-mipssde.h: Likewise.
11768 * gthr-nks.h: Likewise.
11769 * gthr-posix.c: Likewise.
11770 * gthr-posix.h: Likewise.
11771 * gthr-posix95.h: Likewise.
11772 * gthr-rtems.h: Likewise.
11773 * gthr-single.h: Likewise.
11774 * gthr-solaris.h: Likewise.
11775 * gthr-tpf.h: Likewise.
11776 * gthr-vxworks.h: Likewise.
11777 * gthr-win32.h: Likewise.
11778 * gthr.h: Likewise.
11779 * libgcc2.c: Likewise.
11780 * libgcc2.h: Likewise.
11781 * libgcov.c: Likewise.
11782 * tsystem.h: Likewise.
11783 * typeclass.h: Likewise.
11784 * unwind-c.c: Likewise.
11785 * unwind-compat.h: Likewise.
11786 * unwind-dw2-fde-compat.c: Likewise.
11787 * unwind-dw2-fde-darwin.c: Likewise.
11788 * unwind-dw2-fde-glibc.c: Likewise.
11789 * unwind-dw2-fde.c: Likewise.
11790 * unwind-dw2-fde.h: Likewise.
11791 * unwind-dw2.c: Likewise.
11792 * unwind-dw2.h: Likewise.
11793 * unwind-generic.h: Likewise.
11794 * unwind-pe.h: Likewise.
11795 * unwind-sjlj.c: Likewise.
11796 * unwind.inc: Likewise.
11797 * config/arm/neon-gen.ml: Change generated copyright header to
11798 refer to version 3 of the GNU General Public License with
11799 version 3.1 of the GCC Runtime Library Exception and to point
11800 readers at the COPYING3 and COPYING3.RUNTIME files and the
11801 FSF's license web page.
11802 * config/arm/arm_neon.h: Regenerate.
11804 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11806 * config/cris/cris.md: Change copyright header to refer to version
11807 3 of the GNU General Public License.
11808 * doc/install.texi2html: Change copyright header to refer to version
11809 3 of the GNU General Public License and to point readers at the
11810 COPYING3 file and the FSF's license web page.
11811 * config/vax/linux.h: Likewise.
11813 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11815 * config/i386/i386.md (cmpcc): New.
11816 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11817 (sync_compare_and_swap_cc*): Delete.
11819 * config/s390/s390.c (s390_compare_emitted): Remove.
11820 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11821 s390_compare_emitted used to be handled. Assert that modes match.
11822 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11823 refer to sync_compare_and_swap_ccsi.
11824 * config/s390/s390.h (s390_compare_emitted): Remove.
11825 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11826 instead of s390_compare_emitted.
11827 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11828 instead of s390_compare_emitted.
11829 * config/s390/s390.md (cmpcc): New.
11830 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11831 CC_REGNUM, do not pretend it's set.
11832 (sync_compare_and_swap_cc*): Delete.
11833 * config/s390/predicates.md (cc_reg_operand): New.
11835 * expr.c (sync_compare_and_swap_cc): Delete.
11836 * optabs.h (sync_compare_and_swap_cc): Delete.
11837 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11838 is being used with can_compare_p.
11839 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11840 (find_cc_set): New.
11841 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11842 look for a MODE_CC set instead. Use emit_store_flag.
11843 (expand_compare_and_swap_loop): Likewise, with some additional
11844 complication to avoid a force_reg when useless. Use
11845 emit_cmp_and_jump_insns.
11846 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11847 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11848 sync_compare_and_swap documentation.
11850 2009-04-09 Jan Hubicka <jh@suse.cz>
11852 * except.c (find_prev_try): Break out from ....
11853 (duplicate_eh_regions): ... here; properly update prev_try pointers
11854 when duplication part of tree.
11855 (dump_eh_tree): Improve dumping.
11856 (verify_eh_region): New.
11857 (verify_eh_tree): Use it.
11859 2009-04-06 Richard Guenther <rguenther@suse.de>
11861 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11862 &ARRAY addresses by adjusting their types and prepending
11864 * tree-cfg.c (verify_gimple_assign_single): Verify that
11865 addresses are correct.
11867 2009-04-09 Richard Guenther <rguenther@suse.de>
11869 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11870 indices into an array reference if possible.
11871 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11872 Fold POINTER_PLUS_EXPR statements with invariant address.
11874 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11877 * config.gcc (powerpc64-*-linux*): Always build biarch.
11879 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11882 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11883 it and pedwarn if this results in an INTEGER_CST.
11885 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11887 * doc/install.texi: Update minimum GMP version. Remove obsolete
11888 text in MPFR section.
11890 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11892 * dwarf2out.c (class_scope_p): New static inline.
11893 (class_or_namespace_scope_p): Use it.
11894 (gen_variable_die): Use DW_TAG_member tag for static data member
11895 declarations instead of DW_TAG_variable.
11897 PR middle-end/39573
11898 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11901 2009-04-08 Richard Guenther <rguenther@suse.de>
11903 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11904 valueize random data.
11906 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11908 * config.gcc (aix tm_file): Add aix-stdint.h.
11909 (aix tm clause use_gcc_stdint): Set to wrap.
11910 * config/rs6000/aix-stdint.h: New file.
11912 2009-04-08 Richard Guenther <rguenther@suse.de>
11914 PR middle-end/36291
11915 * tree-dfa.c (add_referenced_var): Do not recurse into
11916 global initializers.
11917 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11919 (fold_const_aggregate_ref): Likewise.
11921 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11923 * recog.c (ordered_comparison_operator): New.
11924 * gensupport.c (std_preds): Add it.
11925 * doc/md.texi (Machine-Independent Predicates): Document it.
11927 2009-04-08 Jan Hubicka <jh@suse.cz>
11929 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11930 * function.h (rtl_eh): Remove exception_handler_label_map.
11931 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11932 remove_exception_handler_label, for_each_eh_label_1): Remove.
11933 (rtl_remove_unreachable_regions): Remove.
11934 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11935 (find_exception_handler_labels): Don't build the hashtable.
11936 (maybe_remove_eh_handler): Remove.
11937 (for_each_eh_label): Rewrite to walk the tree.
11938 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11939 * except.h (maybe_remove_eh_handler): Remove.
11940 * passes.c (init_optimization_passes): Schedule second EH cleanup
11942 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11943 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11945 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11947 * genoutput.c (validate_optab_operands): New.
11948 (gen_insn, gen_expand): Call it.
11950 * genflags.c (gen_insn): Detect misused iterators.
11951 (main): Pass line_no to gen_insn, exit with status 1 on error.
11953 * genextract.c (line_no): Make global.
11954 (VEC_safe_set_locstr): Change assertion to error message.
11955 (main): Exit with status 1 on error.
11957 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11961 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11962 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11963 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11964 * c-convert.c (convert): Do not call fold on results of conversion
11965 functions when the result is a C_MAYBE_CONST_EXPR.
11966 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11967 of __builtin_choose_expr.
11968 * c-typeck.c (remove_c_maybe_const_expr): New.
11969 (build_unary_op, build_conditional_expr, build_compound_expr,
11970 build_binary_op, c_objc_common_truthvalue_conversion): Call
11971 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11974 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11976 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11977 CODE to produce a new one. Add a prototype to use fold_convert_const
11979 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11982 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11983 mix declarations and code.
11985 2009-04-08 Ben Elliston <bje@au.ibm.com>
11987 * gcc.c: Replace `CC' with `GCC' throughout.
11989 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11991 * doc/invoke.texi: Document Atom support.
11993 2009-04-07 Jason Merrill <jason@redhat.com>
11996 * c-common.h, c-common.c: Add flag_pretty_templates.
11997 * c-opts.c (c_common_handle_option): Set it.
11998 * c.opt: Add -fno-pretty-templates.
11999 * doc/invoke.texi (C++ Dialect Options): Likewise.
12001 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12003 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12004 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12005 (ia64_expand_builtin): Likewise.
12007 2009-04-07 Martin Jambor <mjambor@suse.cz>
12009 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12010 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12011 ADDR_EXPRS are include too.
12013 2009-04-07 Richard Guenther <rguenther@suse.de>
12015 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12016 decls are only used if passes as parameters or if they are
12017 local statics and the call is not to a builtin.
12018 (call_may_clobber_ref_p_1): Likewise.
12020 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12022 * expr.c (do_store_flag): Remove last argument. Simplify code
12023 to avoid duplication of tests already done by can_compare_p.
12024 (expand_expr_real_1): Adjust caller.
12026 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12028 * optabs.c (can_compare_p): Test the predicate of a
12029 cbranch and cstore pattern.
12031 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12033 * expr.c (convert_move): Use emit_store_flag instead of
12036 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12038 * config/i386/i386.c (ix86_compare_emitted): Remove.
12039 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12040 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12041 * config/i386/i386.h (ix86_compare_emitted): Remove.
12042 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12043 instead of ix86_compare_emitted.
12044 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12046 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12048 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12049 Add t-sysroot-suffix to tmake_file.
12050 * config/print-sysroot-suffix.sh: New file.
12051 * config/t-sysroot-suffix: New file.
12053 2009-04-07 Ben Elliston <bje@au.ibm.com>
12055 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12056 as the latter produces a warning when the target does not support
12059 2009-04-07 Ben Elliston <bje@au.ibm.com>
12061 * dfp.c: Replace type punning assignments with memcpy throughout.
12062 * Makefile.in (dfp.o-warn): Remove.
12064 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12067 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12068 Include soft-fp/t-softfp after rs6000/t-linux64.
12070 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12072 * stor-layout.c (set_sizetype): Use the full precision of their
12073 machine mode for bitsize types.
12075 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12077 * config/i386/i386.md: Revert 2 accidental checkins.
12079 2009-04-06 Joey Ye <joey.ye@intel.com>
12080 Xuepeng Guo <xuepeng.guo@intel.com>
12081 H.J. Lu <hongjiu.lu@intel.com>
12083 Atom pipeline model, tuning and insn selection.
12084 * config.gcc (atom): Add atom config options and target.
12086 * config/i386/atom.md: New.
12088 * config/i386/i386.c (atom_cost): New cost.
12089 (m_ATOM): New macro flag.
12090 (initial_ix86_tune_features): Set m_ATOM.
12091 (x86_accumulate_outgoing_args): Likewise.
12092 (x86_arch_always_fancy_math_387): Likewise.
12093 (processor_target): Add Atom cost.
12094 (cpu_names): Add Atom cpu name.
12095 (override_options): Set Atom ISA.
12096 (ix86_issue_rate): New case PROCESSOR_ATOM.
12097 (ix86_adjust_cost): Likewise.
12099 * config/i386/i386.h (TARGET_ATOM): New target macro.
12100 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12101 (TARGET_OPT_AGU): New target option.
12102 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12103 (processor_type): Add PROCESSOR_ATOM.
12105 * config/i386/i386.md (cpu): Add new value "atom".
12106 (use_carry, movu): New attr.
12107 (atom.md): Include atom.md.
12108 (adddi3_carry_rex64): Set attr "use_carry".
12109 (addqi3_carry): Likewise.
12110 (addhi3_carry): Likewise.
12111 (addsi3_carry): Likewise.
12112 (*addsi3_carry_zext): Likewise.
12113 (subdi3_carry_rex64): Likewise.
12114 (subqi3_carry): Likewise.
12115 (subhi3_carry): Likewise.
12116 (subsi3_carry): Likewise.
12117 (x86_movdicc_0_m1_rex64): Likewise.
12118 (*x86_movdicc_0_m1_se): Likewise.
12119 (x86_movsicc_0_m1): Likewise.
12120 (*x86_movsicc_0_m1_se): Likewise.
12121 (*adddi_1_rex64): Emit add insn as much as possible.
12122 (*addsi_1): Likewise.
12123 (return_internal): Set atom_unit.
12124 (return_internal_long): Likewise.
12125 (return_pop_internal): Likewise.
12126 (*rcpsf2_sse): Set atom_sse_attr attr.
12127 (*qrt<mode>2_sse): Likewise.
12128 (*prefetch_sse): Likewise.
12130 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12132 (ix86_target_macros_internal): Likewise.
12134 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12135 (*prefetch_sse_rex): Likewise.
12136 (sse_rcpv4sf2): Likewise.
12137 (sse_vmrcpv4sf2): Likewise.
12138 (sse_sqrtv4sf2): Likewise.
12139 (<sse>_vmsqrt<mode>2): Likewise.
12140 (sse_ldmxcsr): Likewise.
12141 (sse_stmxcsr): Likewise.
12142 (*sse_sfence): Likewise.
12143 (sse2_clflush): Likewise.
12144 (*sse2_mfence): Likewise.
12145 (*sse2_lfence): Likewise.
12146 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12147 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12148 (avx_movdqu<avxmodesuffix>): Likewise.
12149 (avx_lddqu<avxmodesuffix>): Likewise.
12150 (sse2_movntv2di): Change attr "type" to "ssemov".
12151 (sse2_movntsi): Likewise.
12152 (rsqrtv8sf2): Change attr "type" to "sseadd".
12153 (sse3_addsubv2df3): Set attr "atom_unit".
12154 (sse3_h<plusminus_insn>v4sf3): Likewise.
12155 (*sse2_pmaddwd): Likewise.
12156 (*vec_extractv2di_1_rex64): Likewise.
12157 (*vec_extractv2di_1_avx): Likewise.
12158 (sse2_psadbw): Likewise.
12159 (ssse3_phaddwv8hi3): Likewise.
12160 (ssse3_phaddwv4hi3): Likewise.
12161 (ssse3_phadddv4si3): Likewise.
12162 (ssse3_phadddv2si3): Likewise.
12163 (ssse3_phaddswv8hi3): Likewise.
12164 (ssse3_phaddswv4hi3): Likewise.
12165 (ssse3_phsubwv8hi3): Likewise.
12166 (ssse3_phsubwv4hi3): Likewise.
12167 (ssse3_phsubdv4si3): Likewise.
12168 (ssse3_phsubdv2si3): Likewise.
12169 (ssse3_phsubswv8hi3): Likewise.
12170 (ssse3_phsubswv4hi3): Likewise.
12171 (ssse3_pmaddubsw128): Likewise.
12172 (sse3_pmaddubsw: Likewise.
12173 (ssse3_palignrti): Likewise.
12174 (ssse3_palignrdi): Likewise.
12176 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12178 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12180 2009-04-06 Richard Guenther <rguenther@suse.de>
12182 PR tree-optimization/28868
12183 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12184 of which PHI results we inserted.
12185 (insert_into_preds_of_block): Record inserted PHIs.
12186 (eliminate): Eliminate redundant PHI nodes.
12187 (init_pre): Init inserted_phi_names.
12189 2009-04-06 Richard Guenther <rguenther@suse.de>
12191 PR tree-optimization/39643
12192 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12193 IMAGPART_EXPRs of complex constants.
12194 (execute_fold_all_builtins): If we folded a call queue
12195 TODO_update_address_taken.
12197 2009-04-06 Jan Hubicka <jh@suse.cz>
12199 PR middle-end/39659
12200 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12203 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12205 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12207 (ic_invalidate_array): Likewise.
12209 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12211 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12212 alignment for library calls.
12214 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12216 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12217 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12218 * config/i386/mingw-stdint.h: New file.
12220 2009-04-05 Richard Guenther <rguenther@suse.de>
12222 PR tree-optimization/39648
12223 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12224 our &A vs. &A[0] IL deficiencies.
12226 2009-04-04 Jan Hubicka <jh@suse.cz>
12228 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12229 removed toplevel regions.
12230 (sjlj_mark_call_sites): Likewise.
12232 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12234 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12235 (cygwin tm clause use_gcc_stdint): Set to wrap.
12236 * config/i386/cygwin-stdint.h: New file.
12238 2009-04-04 Richard Guenther <rguenther@suse.de>
12240 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12241 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12242 single-argument PHIs if we are in loop-closed SSA form.
12243 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12244 for the pre-condition.
12245 (slpeel_tree_peel_loop_to_edge): Likewise.
12246 (vect_build_loop_niters): Take an optional sequence to append stmts.
12247 (vect_generate_tmps_on_preheader): Likewise.
12248 (vect_do_peeling_for_loop_bound): Take extra guards for the
12250 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12251 the cost model check.
12252 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12253 guards if we are going to peel. Do not apply versioning in that case.
12254 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12255 (vect_do_peeling_for_loop_bound): Likewise.
12256 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12257 loop bound only record extra pre-conditions, do not apply loop
12260 2009-04-04 Richard Guenther <rguenther@suse.de>
12262 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12265 2009-04-04 Jan Hubicka <jh@suse.cz>
12267 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12268 last_basic_block for size of bb->index indexed array.
12269 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12270 compute_out, link_btr_uses, build_btr_def_use_webs,
12271 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12273 2009-04-04 Jan Hubicka <jh@suse.cz>
12275 * except.c (remove_eh_handler_and_replace): Break out from ...
12276 (remove_eh_handler): ... here.
12277 (bring_to_root): New function.
12278 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12279 handled ones, bring others to root of tree.
12281 2009-04-04 Jan Hubicka <jh@suse.cz>
12283 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12284 (all_phis_safe_to_merge): New function.
12285 (update_info): New structure.
12286 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12287 (cleanup_empty_eh): Update SSA if possible.
12289 2009-04-04 Richard Guenther <rguenther@suse.de>
12291 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12292 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12293 (append_vuse): Likewise.
12295 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12297 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12298 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12299 instead of REG_UNSAVED for DW_CFA_undefined.
12300 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12301 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12304 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12307 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12308 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12309 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12311 2009-04-04 Richard Guenther <rguenther@suse.de>
12313 PR tree-optimization/8781
12314 PR tree-optimization/37892
12315 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12316 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12317 (valueize_refs): Call it for *& valueizations.
12318 (shared_reference_ops_from_ref): Rename to ...
12319 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12320 (shared_reference_ops_from_call): Rename to ...
12321 (valueize_shared_reference_ops_from_call): ... this and valueize.
12322 (vn_reference_lookup): Update.
12323 (visit_reference_op_call): Likewise.
12324 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12325 (eliminate): Value-replace the call address in call statements.
12327 2009-04-04 Richard Guenther <rguenther@suse.de>
12329 PR tree-optimization/39636
12330 * tree-ssa-forwprop.c
12331 (forward_propagate_addr_into_variable_array_index): Check for
12332 GIMPLE_ASSIGN before accessing the rhs code.
12334 2009-04-03 Jason Merrill <jason@redhat.com>
12336 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12338 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12340 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12341 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12342 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12343 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12344 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12345 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12346 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12347 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12348 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12349 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12350 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12351 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12352 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12353 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12354 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12355 Use fr_reg_or_fp01_operand instead of fr_register_operand
12357 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12358 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12359 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12361 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12363 PR rtl-optimization/39607
12364 PR rtl-optimization/39631
12368 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12369 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12370 instead of DF_LR_OUT.
12371 * ira-lives.c (process_bb_node_lives): Ditto.
12372 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12373 instead of DF_LR_{OUT,IN}.
12374 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12375 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12377 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12379 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12380 (execute_lower_omp): Always run but take the short way out if -fopenmp
12382 (gate_lower_omp): Remove, forcing the pass manager to always run the
12383 pass and always set PROP_gimple_lomp.
12384 (pass_lower_omp): Remove gate function.
12385 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12386 PROP_trees. Instead, require it.
12387 * ipa-cp.c (pass_ipa_cp): Likewise.
12388 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12389 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12390 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12391 and PROP_gimple_leh.
12393 2009-04-03 Richard Guenther <rguenther@suse.de>
12395 PR middle-end/13146
12396 PR tree-optimization/23940
12397 PR tree-optimization/33237
12398 PR middle-end/33974
12399 PR middle-end/34093
12400 PR tree-optimization/36201
12401 PR tree-optimization/36230
12402 PR tree-optimization/38049
12403 PR tree-optimization/38207
12404 PR tree-optimization/38230
12405 PR tree-optimization/38301
12406 PR tree-optimization/38585
12407 PR middle-end/38895
12408 PR tree-optimization/38985
12409 PR tree-optimization/39299
12410 * tree-ssa-structalias.h: Remove.
12411 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12412 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12413 (struct vuse_element_d): Remove.
12414 (struct vuse_vec_d): Likewise.
12415 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12416 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12417 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12418 VUSE_ELEMENT_VAR): Likewise.
12419 (struct voptype_d): Likewise.
12420 (NUM_VOP_FREE_BUCKETS): Likewise.
12421 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12422 (struct stmt_operands_d): Remove.
12423 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12424 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12425 VDEF_NUM, VDEF_VECT): Likewise.
12426 (copy_virtual_operands): Remove.
12427 (operand_build_cmp): Likewise.
12428 (create_ssa_artificial_load_stmt): Likewise.
12429 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12430 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12431 vuse_index and mayuse_index members. Pack and move done and iter_type
12432 members to the front.
12433 (SSA_OP_VMAYUSE): Remove.
12434 (SSA_OP_VIRTUAL_USES): Adjust.
12435 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12436 (unlink_stmt_vdef): Declare.
12437 (add_to_addressable_set): Remove.
12438 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12439 (vrp_visit_stmt): Likewise.
12440 * doc/tree-ssa.texi (Alias analysis): Update.
12441 * doc/invoke.texi (max-aliased-vops): Remove docs.
12442 (avg-aliased-vops): Likewise.
12443 * tree-into-ssa.c (syms_to_rename): Remove.
12444 (need_to_update_vops_p): Likewise.
12445 (need_to_initialize_update_ssa_p): Rename to ...
12446 (update_ssa_initialized_fn): ... this. Track function we are
12448 (symbol_marked_for_renaming): Simplify.
12449 (add_new_name_mapping): Do not set need_to_update_vops_p.
12450 (dump_currdefs): Use SYMS_TO_RENAME.
12451 (rewrite_update_stmt): Always walk all uses/defs.
12452 (dump_update_ssa): Adjust.
12453 (init_update_ssa): Take function argument. Track what we are
12455 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12456 (create_new_def_for): Initialize for cfun, assert we are initialized
12458 (mark_sym_for_renaming): Simplify.
12459 (mark_set_for_renaming): Do not initialize update-ssa.
12460 (need_ssa_update_p): Simplify. Take function argument.
12461 (name_mappings_registered_p): Assert we ask for the correct function.
12462 (name_registered_for_update_p): Likewise.
12463 (ssa_names_to_replace): Likewise.
12464 (release_ssa_name_after_update_ssa): Likewise.
12465 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12466 (dump_decl_set): Do not print a newline.
12467 (debug_decl_set): Do it here.
12468 (dump_update_ssa): And here.
12469 * tree-ssa-loop-im.c (move_computations): Adjust.
12470 (movement_possibility): Likewise.
12471 (determine_max_movement): Likewise.
12472 (gather_mem_refs_stmt): Likewise.
12473 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12474 or NAME_MEMORY_TAG.
12475 * tree-complex.c (update_all_vops): Remove.
12476 (expand_complex_move): Adjust.
12477 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12478 Simplify test for memory referencing statement. Exclude
12479 non-invariant ADDR_EXPRs.
12480 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12481 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12482 (rdg_flag_uses): Likewise.
12483 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12485 (tree_optimize_tail_calls_1): Also split the
12486 edge from the entry block if we have degenerate PHI nodes in
12487 the first basic block.
12488 * tree.c (init_ttree): Remove memory-tag related code.
12489 (tree_code_size): Likewise.
12490 (tree_node_structure): Likewise.
12491 (build7_stat): Re-write to be build6_stat.
12492 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12493 (SSA_VAR_P): Adjust.
12494 (struct tree_memory_tag): Remove.
12495 (struct tree_memory_partition_tag): Likewise.
12496 (union tree_node): Adjust.
12497 (build7): Re-write to be build6.
12498 * tree-pass.h (pass_reset_cc_flags): Remove.
12499 (TODO_update_address_taken): New flag.
12500 (pass_simple_dse): Remove.
12501 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12502 * params.h (MAX_ALIASED_VOPS): Remove.
12503 (AVG_ALIASED_VOPS): Likewise.
12504 * omp-low.c (expand_omp_taskreg): Update SSA form.
12505 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12506 aliases the lhs in a copy stmt.
12507 * tree-ssa-dse.c (struct address_walk_data): Remove.
12508 (memory_ssa_name_same): Likewise.
12509 (memory_address_same): Likewise.
12510 (get_kill_of_stmt_lhs): Likewise.
12511 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12512 unused stores. Look through PHI nodes into post-dominated regions.
12513 (dse_optimize_stmt): Simplify. Properly remove stores.
12514 (tree_ssa_dse): Compute dominators.
12515 (execute_simple_dse): Remove.
12516 (pass_simple_dse): Likewise.
12517 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12518 gimple_loaded_syms and gimple_stored_syms computation.
12519 * toplev.c (dump_memory_report): Dump alias and pta stats.
12520 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12521 (vn_reference_eq): Likewise.
12522 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12523 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12524 valueize_vuses): Remove.
12525 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12526 (get_def_ref_stmt_vuse): ... this.
12527 (vn_reference_lookup_2): New function.
12528 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12529 walking equivalent vuses. Simplify.
12530 (vn_reference_lookup): Likewise.
12531 (vn_reference_insert): Likewise.
12532 (vn_reference_insert_pieces): Likewise.
12533 (visit_reference_op_call): Simplify.
12534 (visit_reference_op_load): Likewise.
12535 (visit_reference_op_store): Likewise.
12536 (init_scc_vn): Remove shared_lookup_vuses initialization.
12537 (free_scc_vn): Remove shared_lookup_vuses freeing.
12538 (sort_vuses, sort_vuses_heap): Remove.
12539 (get_ref_from_reference_ops): Export.
12540 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12541 vector with single vuse pointer.
12542 (vn_reference_lookup_pieces, vn_reference_lookup,
12543 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12544 (shared_vuses_from_stmt): Remove.
12545 (get_ref_from_reference_ops): Declare.
12546 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12547 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12548 memory-tag related code.
12549 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12550 (likely_value): Add comment, skip static-chain of call statements.
12551 (surely_varying_stmt_p): Adjust.
12552 (gimplify_and_update_call_from_tree): Likewise.
12553 (execute_fold_all_builtins): Do not rebuild alias info.
12554 (gimplify_and_update_call_from_tree): Properly update VOPs.
12555 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12556 (copy_ref_info): Remove memory-tag related code.
12557 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12558 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12559 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12561 * tree-ssa-dom.c (gimple_p): Remove typedef.
12562 (eliminate_redundant_computations): Adjust.
12563 (record_equivalences_from_stmt): Likewise.
12564 (avail_expr_hash): Likewise.
12565 (avail_expr_eq): Likewise.
12566 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12567 (stmt_makes_single_load): Likewise.
12568 (stmt_makes_single_store): Likewise.
12569 * tree-ssa-alias.c: Rewrite completely.
12570 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12571 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12572 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12573 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12574 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12575 Remove public functions.
12576 (pass_reset_cc_flags): Remove.
12577 (pass_build_alias): Move ...
12578 * tree-ssa-structalias.c (pass_build_alias): ... here.
12579 * tree-ssa-alias.c (may_be_aliased): Move ...
12580 * tree-flow-inline.h (may_be_aliased): ... here.
12581 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12582 count_uses_and_derefs): Move ...
12583 * gimple.c: ... here.
12584 * gimple.h (count_uses_and_derefs): Declare.
12585 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12586 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12587 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12588 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12589 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12590 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12591 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12593 * tree-dfa.c (refs_may_alias_p): Move ...
12594 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12595 * tree-ssa-alias.h: New file.
12596 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12597 (statement_sink_location): Likewise.
12598 * opts.c (decode_options): Do not adjust max-aliased-vops or
12599 avg-aliased-vops values.
12600 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12601 (TV_CALL_CLOBBER): Likewise.
12602 (TV_FLOW_SENSITIVE): Likewise.
12603 (TV_FLOW_INSENSITIVE): Likewise.
12604 (TV_MEMORY_PARTITIONING): Likewise.
12605 (TV_ALIAS_STMT_WALK): New timevar.
12606 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12607 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12608 (get_address_description): Remove memory-tag related code.
12609 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12610 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12611 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12612 and immediate uses in statements. Document.
12613 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12614 (dump_symbols): Remove.
12615 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12616 * alias.c (get_deref_alias_set): New function split out from ...
12617 (get_alias_set): ... here.
12618 * alias.h (get_deref_alias_set): Declare.
12619 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12620 type parameter. Remove restrict pointer handling. Create a
12621 ref-all pointer in case type-based alias sets do not conflict.
12622 (vect_analyze_data_refs): Remove SMT related code.
12623 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12624 (vectorizable_load): Likewise.
12625 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12626 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12627 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12628 Ignore vops and SMTs.
12629 (dr_analyze_alias): Likewise..
12630 (free_data_ref): Likewise.
12631 (create_data_ref): Likewise.
12632 (analyze_all_data_dependences): Likewise.
12633 (get_references_in_stmt): Adjust.
12634 * tree-flow-inline.h (gimple_aliases_computed_p,
12635 gimple_addressable_vars, gimple_call_clobbered_vars,
12636 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12637 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12638 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12639 gimple_mem_ref_stats): Remove.
12640 (gimple_vop): New function.
12641 (op_iter_next_use): Remove vuses and mayuses cases.
12642 (op_iter_next_def): Remove vdefs case.
12643 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12644 (clear_and_done_ssa_iter): Do not set removed fields.
12645 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12646 Assert we are not iterating over vuses or vdefs if not also
12647 iterating over uses or defs.
12648 (op_iter_init_use): Likewise.
12649 (op_iter_init_def): Likewise.
12650 (op_iter_next_vdef): Remove.
12651 (op_iter_next_mustdef): Likewise.
12652 (op_iter_init_vdef): Likewise.
12653 (compare_ssa_operands_equal): Likewise.
12654 (link_use_stmts_after): Handle vuse operand.
12655 (is_call_used): Use is_call_clobbered.
12656 (is_call_clobbered): Global variables are always call clobbered,
12657 query the call-clobbers bitmap.
12658 (mark_call_clobbered): Ignore global variables.
12659 (clear_call_clobbered): Likewise.
12660 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12661 virtual operands sanity check.
12662 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12664 (TARGET_MEM_REF): Remove TMR_TAG operand.
12665 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12666 Remove call-clobber related code.
12667 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12668 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12669 partitions or escape reason.
12670 (get_single_def_stmt, get_single_def_stmt_from_phi,
12671 get_single_def_stmt_with_phi): Remove.
12672 (dump_referenced_vars): Tidy.
12673 (get_ref_base_and_extent): Allow bare decls.
12674 (collect_dfa_stats): Adjust.
12675 * graphite.c (rename_variables_in_stmt): Adjust.
12676 (graphite_copy_stmts_from_block): Likewise.
12677 (translate_clast): Likewise.
12678 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12680 (translate_vuse_through_block): Use the oracle.
12681 (phi_translate_1): Adjust.
12682 (value_dies_in_block_x): Use the oracle. Cache the outcome
12684 (valid_in_sets): Check if the VUSE for
12685 a REFERENCE is available.
12686 (eliminate): Do not remove stmts during elimination,
12687 instead queue and remove them afterwards.
12688 (do_pre): Do not rebuild alias info.
12689 (pass_pre): Run TODO_rebuild_alias before PRE.
12690 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12691 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12692 (mark_all_v_defs_stmt): Remove.
12693 (mark_all_v_defs_seq): Adjust.
12694 (sra_replace): Likewise.
12695 (scalarize_use): Likewise.
12696 (scalarize_copy): Likewise.
12697 (scalarize_init): Likewise.
12698 (scalarize_ldst): Likewise.
12699 (todoflags): Remove.
12700 (tree_sra): Do not rebuild alias info.
12701 (tree_sra_early): Adjust.
12702 (pass_sra): Run TODO_update_address_taken before SRA.
12703 * tree-predcom.c (set_alias_info): Remove.
12704 (prepare_initializers_chain): Do not call it.
12705 (mark_virtual_ops_for_renaming): Adjust.
12706 (mark_virtual_ops_for_renaming_list): Remove.
12707 (initialize_root_vars): Adjust.
12708 (initialize_root_vars_lm): Likewise.
12709 (prepare_initializers_chain): Likewise.
12710 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12711 (may_propagate_copy_into_stmt): Likewise.
12712 (merge_alias_info): Do nothing for now.
12713 (propagate_tree_value_into_stmt): Adjust.
12714 (stmt_may_generate_copy): Likewise.
12715 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12716 not mark symbols for renaming.
12717 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12718 with the same statement, make sure to update the new pointed-to one.
12719 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12720 call statements, do not mark symbols for renaming.
12721 (mark_operand_necessary): Dump something.
12722 (ref_may_be_aliased): New function.
12723 (mark_aliased_reaching_defs_necessary_1): New helper function.
12724 (mark_aliased_reaching_defs_necessary): Likewise.
12725 (mark_all_reaching_defs_necessary_1): Likewise.
12726 (mark_all_reaching_defs_necessary): Likewise.
12727 (propagate_necessity): Do not process virtual PHIs. For
12728 non-aliased loads mark all reaching definitions as necessary.
12729 For aliased loads and stores mark the immediate dominating
12730 aliased clobbers as necessary.
12731 (visited): New global static.
12732 (perform_tree_ssa_dce): Free visited bitmap after propagating
12734 (remove_dead_phis): Perform simple dead virtual PHI removal.
12735 (remove_dead_stmt): Properly unlink virtual operands when
12737 (eliminate_unnecessary_stmts): Schedule PHI removal after
12739 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12740 (process_replaceable): Likewise.
12741 (find_replaceable_in_bb): Likewise.
12742 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12743 based on the single gimple vop.
12744 (verify_flow_insensitive_alias_info): Remove.
12745 (verify_flow_sensitive_alias_info): Likewise.
12746 (verify_call_clobbering): Likewise.
12747 (verify_memory_partitions): Likewise.
12748 (verify_alias_info): Likewise.
12749 (verify_ssa): Adjust..
12750 (execute_update_addresses_taken): Export. Update SSA
12751 manually. Optimize only when optimizing. Use a local bitmap.
12752 (pass_update_address_taken): Remove TODO_update_ssa, add
12754 (pass_update_address_taken): Just use TODO_update_address_taken.
12755 (init_tree_ssa): Do not initialize addressable_vars.
12756 (verify_ssa): Verify new VUSE / VDEF properties.
12757 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12758 Do not call verify_alias_info.
12759 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12760 Do not free the loaded and stored syms bitmaps. Reset the escaped
12761 and callused solutions. Do not free addressable_vars.
12762 Remove memory-tag related code.
12763 (warn_uninitialized_var): Aliases are always available.
12764 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12765 * lambda-code.c (can_put_in_inner_loop): Adjust.
12766 (can_put_after_inner_loop): Likewise.
12767 (perfect_nestify): Likewise.
12768 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12769 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12770 (vectorizable_conversion): Do not mark symbols for renaming.
12771 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12772 (expand_call_inline): Unlink the calls virtual operands before
12774 (tree_function_versioning): Do not call update_ssa if we are not
12775 updating clones. Simplify.
12776 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12777 (propagate_with_phi): Likewise..
12778 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12779 clobber code. Assert we are not aliased or global.
12780 * tree-flow.h: Include tree-ssa-alias.h
12781 (enum escape_type): Remove.
12782 (struct mem_sym_stats_d): Likewise.
12783 (struct mem_ref_stats_d): Likewise.
12784 (struct gimple_df): Add vop member. Remove global_var,
12785 call_clobbered_vars, call_used_vars, addressable_vars,
12786 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12787 escaped and callused members.
12788 (struct ptr_info_def): Remove all members, add points-to solution
12790 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12791 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12792 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12793 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12794 (tree-ssa-alias.o): Likewise.
12795 (toplev.o): Add tree-ssa-alias.h
12796 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12797 * gimple.c (gimple_set_bb): Fix off-by-one error.
12798 (is_gimple_reg): Do not handle memory tags.
12799 (gimple_copy): Also copy virtual operands.
12800 Delay updating the statement. Do not reset loaded and stored syms.
12801 (gimple_set_stored_syms): Remove.
12802 (gimple_set_loaded_syms): Likewise.
12803 (gimple_call_copy_skip_args): Copy the virtual operands
12804 and mark the new statement modified.
12805 * tree-ssa-structalias.c (may_alias_p): Remove.
12806 (set_uids_in_ptset): Take the alias set to prune with as
12807 parameter. Fold in the alias test of may_alias_p.
12808 (compute_points_to_sets): Compute whether a ptr is dereferenced
12809 in a local sbitmap.
12810 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12811 other ADDRESSOF constraints on the lhs.
12812 (get_constraint_for_component_ref): Assert that we don't get
12813 ADDRESSOF constraints from the base of the reference.
12814 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12815 (struct variable_info): Remove collapsed_to member.
12816 (get_varinfo_fc): Remove.
12817 (new_var_info): Do not set collapsed_to.
12818 (dump_constraint): Do not follow cycles.
12819 (dump_constraint_graph): Likewise.
12820 (build_pred_graph): Likewise.
12821 (build_succ_graph): Likewise.
12822 (rewrite_constraints): Likewise.
12823 (do_simple_structure_copy): Remove.
12824 (do_rhs_deref_structure_copy): Remove.
12825 (do_lhs_deref_structure_copy): Remove.
12826 (collapse_rest_of_var): Remove.
12827 (do_structure_copy): Re-implement.
12828 (pta_stats): New global variable.
12829 (dump_pta_stats): New function.
12830 (struct constraint_expr): Make offset signed.
12831 (UNKNOWN_OFFSET): Define special value.
12832 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12833 (solution_set_expand): New helper function split out from ...
12834 (do_sd_constraint): ... here.
12835 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12836 (do_ds_constraint): Likewise.
12837 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12838 and CALLUSED = *CALLUSED.
12839 (set_union_with_increment): Make inc argument signed.
12840 (type_safe): Remove.
12841 (get_constraint_for_ptr_offset): Handle unknown and negative
12843 (first_vi_for_offset): Handle offsets before start. Bail
12844 out early for offsets beyond the variable extent.
12845 (first_or_preceding_vi_for_offset): New function.
12846 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12847 Together with ESCAPED = *ESCAPED this properly computes reachability.
12848 (find_what_var_points_to): New function.
12849 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12850 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12851 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12852 pt_solutions_intersect): New functions.
12853 (compute_call_used_vars): Remove.
12854 (compute_may_aliases): New main entry into PTA computation.
12855 * gimple.h (gimple_p): New typedef.
12856 (struct gimple_statement_base): Remove references_memory_p.
12857 (struct gimple_statement_with_memory_ops_base): Remove
12858 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12860 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12861 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12862 gimple_set_references_memory): Remove.
12863 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12864 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12866 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12867 (verify_expr): Allow RESULT_DECL.
12868 (gimple_duplicate_bb): Do not copy virtual operands.
12869 (gimple_duplicate_sese_region): Adjust.
12870 (gimple_duplicate_sese_tail): Likewise.
12871 (mark_virtual_ops_in_region): Remove.
12872 (move_sese_region_to_fn): Do not call it.
12873 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12874 and pass_simple_dse.
12875 (execute_function_todo): Handle TODO_update_address_taken,
12876 call execute_update_addresses_taken for TODO_rebuild_alias.
12877 (execute_todo): Adjust.
12878 (execute_one_pass): Init dump files early.
12879 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12881 (create_general_new_stmt): Clear vops.
12882 * tree-ssa-reassoc.c (get_rank): Adjust.
12883 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12884 symbols for renaming.
12885 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12886 (PARAM_AVG_ALIASED_VOPS): Likewise.
12887 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12888 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12889 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12890 (operand_build_cmp, copy_virtual_operands,
12891 create_ssa_artificial_load_stmt, add_to_addressable_set,
12892 gimple_add_to_addresses_taken): Remove public functions.
12893 (unlink_stmt_vdef): New function.
12895 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12897 * config.gcc (powerpc-*-linux*): Merge variants.
12899 2009-04-02 Chao-ying Fu <fu@mips.com>
12900 James Grosbach <james.grosbach@microchip.com>
12902 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12903 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12905 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12906 keep_interrupts_masked_p, use_debug_exception_return_p.
12907 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12908 keep_interrupts_masked, use_debug_exception_return.
12909 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12910 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12912 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12913 (mips_print_operand): Process COP0 registers to print $0 .. $31
12914 correctly for GAS to process.
12915 (mips_interrupt_extra_call_saved_reg_p): New function.
12916 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12918 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12919 (mips_compute_frame_info): Add supports for interrupt context that
12920 includes doubleword accumulators and COP0 registers.
12921 (mips_for_each_saved_acc): New function.
12922 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12923 mips_for_each_saved_reg.
12924 (mips_save_reg): Save accumulators.
12925 (mips_kernel_reg_p): A new for_each_rtx callback.
12926 (mips_expand_prologue): Support interrupt handlers.
12927 (mips_restore_reg): Restore accumulators.
12928 (mips_expand_epilogue): Support interrupt handlers.
12929 (mips_can_use_return_insn): Return false for interrupt handlers.
12930 (mips_epilogue_uses): New function.
12931 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12932 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12933 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12934 cop0_move): New instructions.
12935 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12936 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12938 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12940 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12941 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12942 interrupt handlers, we use K0 as the temporary register.
12943 (EPILOGUE_USES): Change to a function call.
12944 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12945 handlers, we use K0 as the temporary register.
12947 * doc/extend.texi (Function Attributes): Document interrupt,
12948 use_shadow_register_set, keep_interrupts_masked,
12949 use_debug_exception_return for MIPS attributes.
12951 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12953 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12954 Remove a number of t-files from tmake_file.
12955 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12956 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12957 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12958 target_prototype, not TARGET_PROTOTYPE.
12959 (LINK_OS_GNU_SPEC): Define.
12960 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12961 and darwin-ldoubdle.c.
12963 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12966 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12967 (cpp_options): Ditto.
12968 (default_compilers): Ditto.
12969 (display_help): Ditto.
12970 (process_command): Ditto.
12971 (do_spec_1): Ditto.
12972 (set_input): Use lbasename instead of duplicate code.
12973 (save_temps_prefix): New static for -save-temps=obj.
12974 (save_temps_length): Ditto.
12976 * doc/invoke.texi (-save-temps=obj): Document new variant to
12977 -save-temps switch.
12979 2009-04-02 Jeff Law <law@redhat.com>
12981 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12984 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12986 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12987 * configure: Regenerated.
12989 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12991 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12992 share the argument list.
12994 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12998 2009-02-12 Diego Novillo <dnovillo@google.com>
13000 * varpool.c (debug_varpool): New.
13001 * cgraph.h (debug_varpool): Declare.
13003 2009-04-02 Jan Hubicka <jh@suse.cz>
13005 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13008 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13010 * config/i386/i386.c (ix86_abi): Move initialization to ...
13011 (override_options): Here.
13013 2009-04-02 Christian Bruel <christian.bruel@st.com>
13015 * config/sh/sh.c (sh_dwarf_register_span): New function.
13016 (TARGET_DWARF_REGISTER_SPAN): Define.
13017 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13019 2009-04-02 Ira Rosen <irar@il.ibm.com>
13021 PR tree-optimization/39595
13022 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13023 interleaved loads group is not greater than the SLP group size.
13025 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13027 * builtins.c (is_builtin_name): New.
13028 (called_as_built_in): Use is_builtin_name.
13029 * tree.h (is_builtin_name): New.
13030 * varasm.c (incorporeal_function_p): Use is_builtin_name
13032 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13034 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13036 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13039 * c-decl.c (clone_underlying_type): Move this ...
13040 * c-common.c (set_underlying_type): ... here.
13041 Also, make sure the function properly sets TYPE_STUB_DECL() on
13042 the newly created typedef variant type.
13043 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13044 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13047 2009-04-02 Richard Guenther <rguenther@suse.de>
13049 PR tree-optimization/37221
13050 * tree-flow.h (degenerate_phi_result): Declare.
13051 * tree-ssa-dom.c (degenerate_phi_result): Export.
13052 * tree-scalar-evolution.c (analyze_initial_condition): If
13053 the initial condition is defined by a degenerate PHI node
13054 use the degenerate value.
13056 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13058 PR rtl-optimization/39588
13059 * combine.c (merge_outer_ops): Do not set the constant when this
13061 (simplify_shift_const_1): Do not modify it either in this case.
13063 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13065 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13066 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13068 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13071 * c-lex.c (interpret_float): Default (no suffix) is double.
13073 2009-04-1 Xinliang David Li <davidxl@google.com>
13075 * config/i386/i386.c (legitimate_constant_p): Recognize
13076 all one vector constant.
13078 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13080 * config/vax/vax.c: Add #includes to silence warnings.
13081 Change #include order to silence two warnings.
13083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13085 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13086 (ASM_SPEC): Pass -k to the assembler for PIC code.
13088 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13090 * config.gcc: Add vax-*-linux* to the switch.
13091 * config/vax/linux.h: New file. (TARGET_VERSION,
13092 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13094 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13096 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13097 Use predicate macros instead of GET_CODE() == foo.
13098 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13099 ashlsi3, rotrsi3, <unnamed>): Likewise.
13101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13103 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13104 jbbccihi, jbbccisi): Remova trailing whitespace.
13105 * config/vax/constraints.md: Likewise.
13106 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13107 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13108 * config/vax/predicates.md: Likewise.
13109 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13110 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13111 * config/vax/vax.h: Likewise.
13112 * config/vax/vax.md (nonlocal_goto): Likewise.
13114 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13116 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13117 (indirectable_address_p, adjacent_operands_p): Add spaces around
13119 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13121 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13123 * config/vax/vax.c (legitimate_constant_address_p,
13124 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13125 index_term_p, reg_plus_index_p, legitimate_address_p,
13126 vax_mode_dependent_address_p): Update comments to match functions
13127 modified by the recent int->bool conversion.
13129 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13131 * config/vax/builtins.md: Update copyright message.
13132 * config/vax/constraints.md: Likewise.
13133 * config/vax/netbsd-elf.h: Likewise.
13134 * config/vax/predicates.md: Likewise.
13135 * config/vax/vax-protos.h: Likewise.
13136 * config/vax/vax.c: Likewise.
13137 * config/vax/vax.h: Likewise.
13138 * config/vax/vax.md: Likewise.
13139 * config/vax/vax.opt: Likewise.
13141 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13143 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13144 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13145 * config/vax/constraints.md (B, R): Likewise.
13146 * config/vax/predicates.md (external_memory_operand,
13147 nonimmediate_addsub_di_operand): Likewise.
13148 * config/vax/vax.c (vax_output_int_add): Likewise.
13149 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13150 untyped_call): Likewise.
13152 2009-04-01 Matt Thomas <matt@3am-software.com>
13154 * config/vax/predicates.md: New file.
13155 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13156 external_const_operand, nonsymbolic_operand, external_memory_operand,
13157 indirect_memory_operand, indexed_memory_operand,
13158 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13159 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13161 * config/vax/constraints.md: New file.
13162 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13164 * config/vax/builtins.md: New file.
13165 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13166 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13168 * config/vax/vax.opt (mqmath): Add option.
13169 * config/vax/vax.md (isfx): Extend with DI.
13170 (VAXintQH, VAXintQHSD): Define.
13171 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13172 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13173 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13174 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13175 (movdi): Update constraints and use vax_output_int_move().
13176 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13177 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13178 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13179 nonlocal_goto): New.
13180 (mov<mode>): Extend accepted operand types.
13181 (subdi3_old): Rename from subdi3, change update constraints and use
13182 a new implementation.
13183 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13184 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13185 MOVE_RATIO, CLEAR_RATIO): Define.
13186 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13187 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13188 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13189 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13190 (split_quadword_operands): Make static and really allow variable
13192 (print_operand_address): Update for PIC generation.
13193 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13194 indexable_address_p, fixup_mathdi_operand,
13195 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13196 (vax_float_literal, legitimate_constant_p,
13197 indirectable_constant_address_p, index_term_p,
13198 reg_plus_index_p): Return bool instead of int.
13199 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13201 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13203 (vax_output_conditional_branch): Indent.
13204 (legitimate_constant_address_p, indirectable_constant_address_p,
13205 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13206 vax_mode_dependent_address_p): Return bool instead of int, update for
13208 * config/vax/vax-protos.h (legitimate_constant_address_p,
13209 legitimate_constant_p, legitimate_address_p,
13210 vax_mode_dependent_address_p): Change declaration to bool.
13211 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13212 vax_expand_addsub_di_operands, vax_output_int_subtract,
13213 vax_output_movmemsi): Declare.
13214 (split_quadword_operands, vax_float_literal): Delete declaration.
13215 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13216 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13217 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13218 ASM_OUTPUT_DWARF_PCREL): Define.
13219 (ASM_SPEC): Change definition to allow PIC generation.
13221 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13223 * doc/sourcebuild.texi: Update front-end requirements.
13225 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13228 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13229 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13230 (booldi3_internal3): Use boolean_or_operator instead of
13233 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13236 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13237 declarator whose size is not an integer constant expression but
13238 folds to an integer constant, then treat it as a constant
13241 2009-04-01 Richard Guenther <rguenther@suse.de>
13243 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13244 i * 4 + 2 to (i * 2 + 1) * 2.
13246 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13249 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13250 return if c_parser_asm_string_literal returned NULL.
13252 2009-04-01 Nick Clifton <nickc@redhat.com>
13254 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13256 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13257 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13258 other typedefs to avoid conflicts with libgcc2.c. Define labels
13259 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13261 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13262 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13265 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13267 * varasm.c (default_function_rodata_section): Declare DOT as
13270 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13271 Andrey Galkin <agalkin@hypercom.com>
13274 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13275 Make object_name unique for each process.
13277 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13280 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13281 addressable variables in the parallel that could go out of scope while
13282 running queued tasks.
13284 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13286 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13287 (CASE_VALUES_THRESHOLD): Redefine.
13288 * config/avr/avr.c (avr_override_options): Remove initialization of
13289 avr_case_values_threshold variable.
13290 (avr_case_values_threshold): Remove variable. Add new function.
13291 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13292 * config/avr/avr.opt (mno-tablejump): Remove option.
13293 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13295 2009-04-01 DJ Delorie <dj@redhat.com>
13297 * varasm.c (default_function_rodata_section): Don't assume
13298 anything about where the first '.' in the section name is.
13300 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13302 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13303 rs6000_emit_stack_tie.
13305 2009-03-31 Ian Lance Taylor <iant@google.com>
13307 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13308 gimple_code with GIMPLE_RESX, not RESX.
13310 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13312 * c-common.c (c_get_ident): New.
13313 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13315 2009-04-01 Ben Elliston <bje@au.ibm.com>
13317 * config/rs6000/sysv4.opt (msdata): Improve option description.
13319 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13321 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13322 (divdf3_internal_lat): Remove.
13323 (divxf3_internal_lat): Remove.
13324 (divxf3_internal_thr): Remove.
13325 (divxf): Use divxf3_internal.
13326 * config/ia64/div.md (divsf3_internal_lat): New.
13327 (divdf3_internal_lat): New.
13328 (divxf3_internal): New.
13330 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13333 * Makefile.in (USE_GCC_STDINT): Define.
13334 (stmp-int-hdrs): Install stdint.h if applicable.
13335 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13337 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13338 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13339 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13340 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13341 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13342 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13343 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13344 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13345 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13346 (c_common_nodes_and_builtins): Initialize
13347 underlying_wchar_type_node. Do not initialize
13348 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13349 nodes for new types.
13350 (c_stddef_cpp_builtins): Define macros for new types.
13351 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13353 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13354 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13355 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13356 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13357 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13358 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13359 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13360 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13361 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13362 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13363 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13364 int16_type_node, int32_type_node, int64_type_node,
13365 uint8_type_node, uint16_type_node, c_uint32_type_node,
13366 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13367 int_least32_type_node, int_least64_type_node,
13368 uint_least8_type_node, uint_least16_type_node,
13369 uint_least32_type_node, uint_least64_type_node,
13370 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13371 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13372 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13373 uintptr_type_node): Define.
13374 * c-cppbuiltin.c (builtin_define_constants,
13375 builtin_define_type_minmax): New.
13376 (builtin_define_stdint_macros): Define more macros.
13377 (c_cpp_builtins): Define more limit macros.
13378 (type_suffix): New.
13379 (builtin_define_type_max): Define in terms of
13380 builtin_define_type_minmax. Remove is_long parameter. All
13382 * config.gcc (use_gcc_stdint): Define.
13383 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13384 Add newlib-stdint.h for generic targets.
13385 * config/glibc-stdint.h, config/newlib-stdint.h,
13386 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13387 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13388 * config/score/score.h (UINTPTR_TYPE): Define.
13389 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13390 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13391 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13392 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13393 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13394 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13395 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13396 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13397 * config/spu/spu.h (STDINT_LONG32): Define.
13398 * configure.ac (use_gcc_stdint): Substitute.
13399 * configure: Regenerate.
13400 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13401 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13402 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13403 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13404 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13405 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13406 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13407 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13408 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13409 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13410 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13411 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13412 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13413 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13414 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13415 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13416 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13417 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13418 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13419 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13420 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13421 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13422 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13423 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13424 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13425 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13426 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13427 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13428 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13430 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13432 * loop-iv.c (suitable_set_for_replacement): Renamed from
13433 simplify_using_assignment; changed to return bool and to accept new
13434 args DEST and SRC. Return true iff we find a source/destination pair
13435 that can be used to make a replacement, and fill SRC and DEST if so.
13436 Remove arg ALTERED. Don't deal with altered regs here. All callers
13438 (simplify_using_initial_values): Deal with altered regs here and track
13439 more precisely the effect they have on the validity of our expression.
13441 * loop-iv.c (simplify_using_condition): A condition of the form
13442 (EQ REG CONST) can be used to simply make a substitution.
13443 (simplify_using_initial_values): Keep track of conditions we have seen
13444 and keep using them to simplify new expressions, while applying the
13445 same substitutions to them as to the expression.
13447 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13448 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13451 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13452 changed. Use this when trying to improve the upper bound.
13453 Generate the comparison by using simplify_gen_relational.
13455 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13457 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13459 (simplify_using_assignment, simplify_using_initial_values): Call
13460 replace_in_expr to make replacements. Call replace_single_def_regs
13461 once on the initial version of the expression.
13463 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13466 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13468 2009-03-31 Richard Guenther <rguenther@suse.de>
13470 PR middle-end/31029
13471 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13472 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13474 2009-03-31 Richard Guenther <rguenther@suse.de>
13476 * tree.h (div_if_zero_remainder): Declare.
13477 * fold-const.c (div_if_zero_remainder): Export.
13478 * tree-ssa-forwprop.c
13479 (forward_propagate_addr_into_variable_array_index): Handle
13480 constant array index addition outside of the variable index.
13482 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13485 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13486 define_splits, floatunssi<mode>2): Require x87 conversions from
13487 DImode to be permitted.
13489 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13491 PR preprocessor/15638
13492 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13494 2009-03-31 Richard Guenther <rguenther@suse.de>
13496 PR middle-end/23401
13497 PR middle-end/27810
13498 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13499 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13500 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13501 a separate statement.
13502 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13503 (lookup_tmp_var): Likewise.
13504 (is_gimple_formal_tmp_or_call_rhs): Remove.
13505 (is_gimple_reg_or_call_rhs): Rename to ...
13506 (is_gimple_reg_rhs_or_call): ... this.
13507 (is_gimple_mem_or_call_rhs): Rename to ...
13508 (is_gimple_mem_rhs_or_call): ... this.
13509 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13510 DECL_GIMPLE_REG_P only if is_formal is true.
13511 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13512 for non-proper post-modify expression gimplification.
13513 (gimplify_self_mod_expr): For post-modify expressions gimplify
13514 the lvalue to a minimal lvalue.
13515 (rhs_predicate_for): Remove formal temp case.
13516 (gimplify_modify_expr_rhs): Likewise.
13517 (gimplify_addr_expr): Use is_gimple_reg.
13518 (gimplify_expr): Remove formal temp cases.
13519 (gimple_regimplify_operands): Likewise.
13520 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13521 and FILTER_EXPR like constants.
13522 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13524 (is_gimple_formal_tmp_rhs): Remove.
13525 (is_gimple_reg_rhs): Remove special casing.
13526 (is_gimple_mem_rhs): Fix.
13527 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13528 (is_gimple_formal_tmp_var): Remove.
13529 (is_gimple_formal_tmp_reg): Likewise.
13530 (is_gimple_min_lval): Allow invariant component ref parts.
13531 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13532 is_gimple_formal_tmp_reg): Remove declarations.
13533 * tree-cfg.c (verify_expr): Verify that variables with address
13534 taken do not have DECL_GIMPLE_REG_P set.
13535 * tree-mudflap.c (mf_build_check_statement_for): Use
13536 force_gimple_operand instead of gimplify_expr.
13538 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13540 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13541 schedulable rows to compute_split_row.
13543 2009-03-31 Ben Elliston <bje@au.ibm.com>
13546 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13549 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13551 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13552 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13553 * configure: Regenerate.
13554 * config.in: Regenerate.
13555 * config/rs6000/rs6000.opt (mtls-markers): Add.
13556 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13557 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13558 (tls_ld_aix, tls_ld_sysv): Likewise.
13559 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13560 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13562 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13564 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13566 2009-03-30 Jan Hubicka <jh@suse.cz>
13568 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13570 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13571 detection and label handling.
13573 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13575 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13576 left_conflicts_size.
13577 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13578 ALLOCNO_LEFT_CONFLICTS_SIZE.
13580 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13581 remove_allocno_from_bucket_and_push,
13582 allocno_spill_priority_compare, push_allocnos_to_stack,
13583 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13584 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13585 (setup_allocno_left_conflicts_num): Ditto. Rename to
13586 setup_allocno_left_conflicts_size.
13587 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13588 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13589 setup_allocno_left_conflicts_size instead of
13590 setup_allocno_left_conflicts_num.
13592 * ira-build.c (ira_create_allocno): Use
13593 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13594 ALLOCNO_LEFT_CONFLICTS_NUM.
13596 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13598 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13599 instead of DF_LR_OUT.
13601 * ira-lives.c (process_bb_node_lives): Ditto.
13603 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13604 instead of DF_LR_{OUT,IN}.
13606 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13608 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13610 2009-03-30 Jan Hubicka <jh@suse.cz>
13612 * except.c (label_to_region_map): Fix thinko.
13614 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13616 PR middle-end/38237
13617 * tree.h (tree_find_value): New declaration.
13618 * tree.c (tree_find_value): New function.
13619 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13621 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13624 * c-decl.c (struct c_binding): Add locus field.
13625 (bind): Add locus argument, set locus field from it.
13626 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13627 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13628 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13629 implicitly_declare, undeclared_variable, lookup_label,
13630 declare_label, c_make_fname_decl, c_builtin_function,
13631 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13634 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13637 * config/i386/i386.c (classify_argument): Check total size of
13640 2009-03-30 Martin Jambor <mjambor@suse.cz>
13642 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13643 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13644 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13647 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13648 seen_variable_array_ref while also traversing a union.
13650 * tree-inline.c (optimize_inline_calls): Do not call
13651 cgraph_node_remove_callees.
13652 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13653 (pass_remove_cgraph_callee_edges): New variable.
13654 * passes.c (init_optimization_passes): Add
13655 pass_remove_cgraph_callee_edges after early inlining and before all
13656 late intraprocedural passes.
13658 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13660 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13662 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13663 Fix typos in names.
13665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13667 * combine.c (simplify_comparison): Use have_insn_for.
13668 * dojump.c (do_jump): Likewise.
13670 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13672 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13673 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13674 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13675 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13676 instead of sparc_compare_emitted.
13677 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13678 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13679 instead of sparc_compare_emitted.
13681 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13683 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13684 enter/exit cfglayout mode.
13685 (pass_partition_block): Require it.
13686 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13687 (combine_instructions): Track basic blocks instead of labels.
13688 (update_cfg_for_uncondjump): New.
13689 (try_combine): Use it. Update jumps after rescanning.
13690 (pass_combine): Require PROP_cfglayout.
13691 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13693 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13695 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13696 Provide/destroy PROP_cfglayout respectively.
13697 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13698 * tree-pass.h (PROP_cfglayout): New.
13700 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13702 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13703 fold_convert_const_fixed_from_fixed,
13704 fold_convert_const_fixed_from_int,
13705 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13706 set TREE_CONSTANT_OVERFLOW.
13707 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13708 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13710 2009-03-30 Ira Rosen <irar@il.ibm.com>
13712 * tree-vect-loop-manip.c: New file.
13713 * tree-vectorizer.c: Update documentation and included files.
13714 (vect_loop_location): Make extern.
13715 (rename_use_op): Move to tree-vect-loop-manip.c
13716 (rename_variables_in_bb, rename_variables_in_loop,
13717 slpeel_update_phis_for_duplicate_loop,
13718 slpeel_update_phi_nodes_for_guard1,
13719 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13720 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13721 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13722 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13723 find_loop_location): Likewise.
13724 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13725 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13726 get_vectype_for_scalar_type, vect_is_simple_use,
13727 supportable_widening_operation, supportable_narrowing_operation):
13729 (bb_in_loop_p): Move to tree-vect-loop.c.
13730 (new_loop_vec_info, destroy_loop_vec_info,
13731 reduction_code_for_scalar_code, report_vect_op,
13732 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13733 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13734 (vect_supportable_dr_alignment): Likewise.
13735 * tree-vectorizer.h (tree-data-ref.h): Include.
13736 (vect_loop_location): Declare.
13737 Reorganize function declarations according to the new file structure.
13738 * tree-vect-loop.c: New file.
13739 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13740 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13741 * tree-vect-data-refs.c: New file.
13742 * tree-vect-patterns.c (timevar.h): Don't include.
13743 * tree-vect-stmts.c: New file.
13744 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13745 tree-vect-slp.c, tree-vect-loop.c.
13746 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13747 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13748 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13749 (tree-vect-analyze.o): Remove.
13750 (tree-vect-transform.o): Likewise.
13751 (tree-vect-data-refs.o): Add rule.
13752 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13753 tree-vect-slp.o): Likewise.
13754 (tree-vect-patterns.o): Remove redundant dependencies.
13755 (tree-vectorizer.o): Likewise.
13756 * tree-vect-slp.c: New file.
13758 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13760 * optc-gen.awk: Warn if an option flag has multiple different
13763 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13765 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13766 -floop-block): Document dependences on PPL, CLooG and Graphite.
13768 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13770 PR rtl-optimization/323
13771 * c-common.c (c_fully_fold, convert_and_check,
13772 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13773 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13774 * c-common.def (EXCESS_PRECISION_EXPR): New.
13775 * c-cppbuiltin.c (builtin_define_float_constants): Define
13776 constants with enough digits for long double.
13777 * c-lex.c (interpret_float): Interpret constant with excess
13778 precision where appropriate.
13779 * c-opts.c (c_common_post_options): Set
13780 flag_excess_precision_cmdline. Give an error for
13781 -fexcess-precision=standard for C++ for processors where the
13782 option is significant.
13783 * c-parser.c (c_parser_conditional_expression): Handle excess
13784 precision in condition.
13785 * c-typeck.c (convert_arguments): Handle arguments with excess
13787 (build_unary_op): Move excess precision outside operation.
13788 (build_conditional_expr): Likewise.
13789 (build_compound_expr): Likewise.
13790 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13791 (build_modify_expr): Handle excess precision in RHS.
13792 (convert_for_assignment): Handle excess precision in converted
13794 (digest_init, output_init_element, process_init_element): Handle
13795 excess precision in initializer.
13796 (c_finish_return): Handle excess precision in return value.
13797 (build_binary_op): Handle excess precision in operands and add
13798 excess precision as needed for operation.
13799 * common.opt (-fexcess-precision=): New option.
13800 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13801 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13802 For standard excess precision, output explicit conversion to and
13803 truncation from XFmode.
13804 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13805 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13806 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13807 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13808 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13809 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13810 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13811 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13812 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13813 define_splits, sqrt<mode>2): Disable where appropriate for
13814 standard excess precision.
13815 * convert.c (convert_to_real): Do not shorten arithmetic to type
13816 for which excess precision would be used.
13817 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13818 * doc/invoke.texi (-fexcess-precision=): Document option.
13819 (-mfpmath=): Correct index entry.
13820 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13821 flag_excess_precision): New.
13822 * langhooks.c (lhd_post_options): Set
13823 flag_excess_precision_cmdline.
13824 * opts.c (common_handle_option): Handle -fexcess-precision=.
13825 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13826 init_excess_precision): New.
13827 (lang_dependent_init_target): Call init_excess_precision.
13828 * tree.c (excess_precision_type): New.
13829 * tree.h (excess_precision_type): Declare.
13831 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13834 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13835 non-lvalue to component.
13837 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13839 PR preprocessor/34695
13840 * Makefile.in (c-opts.o): Depend on c-tree.h.
13841 * c-common.c: Move down include of diagnostic.h.
13842 (done_lexing, c_cpp_error): New.
13843 * c-common.h (done_lexing): Declare.
13844 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13846 * c-opts.c: Include c-tree.h.
13847 (c_common_init_options): Set preprocessor error callback.
13848 (c_common_handle_option): Do not set preprocessor
13849 inhibit_warnings, warnings_are_errors, warn_system_headers,
13850 pedantic_errors or inhibit_warnings flags.
13851 (c_common_post_options): Do not check cpp_errors (parse_in).
13852 (c_common_finish): Do not output dependencies if there were
13853 errors. Do not check return value of cpp_finish.
13854 * c-ppoutput.c (pp_file_change): Set input_location.
13855 * c-tree.h (c_cpp_error): Declare.
13856 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13858 (diagnostic_build_prefix): Check override_column.
13859 * diagnostic.h (diagnostic_info): Add override_column field.
13860 (diagnostic_override_column): Define.
13862 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13864 * c-common.c (c_expand_expr, c_staticp): Remove.
13865 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13866 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13867 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13868 * c-gimplify.c (gimplify_compound_literal_expr,
13869 optimize_compound_literals_in_ctor): Remove.
13870 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13871 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13872 * c-semantics.c (emit_local_var): Remove.
13874 * langhooks-def.h (lhd_expand_expr): Remove.
13875 * langhooks.c (lhd_expand_expr): Remove.
13876 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13878 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13879 handling from c-semantics.c; don't call into langhook.
13880 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13881 * gimplify.c (gimplify_compound_literal_expr,
13882 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13883 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13884 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13885 as was done in c-gimplify.c.
13886 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13887 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13888 Move from c-common.h.
13889 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13891 * tree.c (staticp): Do not call langhook.
13892 * langhooks.c (lhd_staticp): Delete.
13893 * langhooks-def.h (lhd_staticp): Delete prototype.
13894 (LANG_HOOKS_STATICP): Delete.
13895 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13897 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13898 instead of DECL_STMTs.
13900 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13908 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13910 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13911 contained expression.
13912 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13913 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13914 conditional expressions for C.
13915 (decl_constant_value_for_optimization): Move from
13916 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13917 whether optimizing and that the expression is a VAR_DECL not of
13918 array type instead of doing such checks in the caller. Do not
13919 check pedantic. Call gcc_unreachable for C++.
13920 * c-common.def (C_MAYBE_CONST_EXPR): New.
13921 * c-common.h (c_fully_fold, c_save_expr,
13922 decl_constant_value_for_optimization): New prototypes.
13923 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13924 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13925 EXPR_INT_CONST_OPERANDS): Define.
13926 * c-convert.c (convert): Strip nops from expression.
13927 * c-decl.c (groktypename): Take extra parameters expr and
13928 expr_const_operands. Update call to grokdeclarator.
13929 (start_decl): Update call to grokdeclarator. Add statement for
13930 expressions used in type of decl.
13931 (grokparm): Update call to grokdeclarator.
13932 (push_parm_decl): Update call to grokdeclarator.
13933 (build_compound_literal): Add parameter non_const and build a
13934 C_MAYBE_COSNT_EXPR if applicable.
13935 (grokdeclarator): Take extra parameters expr and
13936 expr_const_operands. Track expressions used in declaration
13937 specifiers and declarators. Fold array sizes and track whether
13938 they are constant expressions and whether they are integer
13939 constant expressions.
13940 (parser_xref_tag): Set expr and expr_const_operands fields in
13942 (grokfield): Update call to grokdeclarator.
13943 (start_function): Update call to grokdeclarator.
13944 (build_null_declspecs): Set expr and expr_const_operands fields in
13946 (declspecs_add_type): Handle expressions in typeof specifiers.
13947 * c-parser.c (c_parser_declspecs): Set expr and
13948 expr_const_operands fields for declaration specifiers.
13949 (c_parser_enum_specifier): Likewise.
13950 (c_parser_struct_or_union_specifier): Likewise.
13951 (c_parser_typeof_specifier): Likewise. Update call to
13952 groktypename. Fold expression as needed. Return expressions with
13953 type instead of adding statements.
13954 (c_parser_attributes): Update calls to c_parser_expr_list.
13955 (c_parser_statement_after_labels): Fold expression before passing
13956 to objc_build_throw_stmt.
13957 (c_parser_condition): Fold expression.
13958 (c_parser_asm_operands): Fold expression.
13959 (c_parser_conditional_expression): Use c_save_expr. Update call
13960 to build_conditional_expr.
13961 (c_parser_alignof_expression): Update call to groktypename.
13962 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13963 original_code. Fold expression argument of va_arg. Create
13964 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13965 argument to va_arg. Update calls to groktypename. Fold array
13966 index for offsetof. Verify that first argument to
13967 __builtin_choose_expr has integer type.
13968 (c_parser_postfix_expression_after_paren_type): Update calls to
13969 groktypename and build_compound_literal. Handle expressions with
13970 side effects in type name.
13971 (c_parser_postfix_expression_after_primary): Update call to
13972 c_parser_expr_list. Set original_code for calls to
13973 __builtin_constant_p.
13974 (c_parser_expr_list): Take extra parameter fold_p. Fold
13975 expressions if requested.
13976 (c_parser_objc_type_name): Update call to groktypename.
13977 (c_parser_objc_synchronized_statement): Fold expression.
13978 (c_parser_objc_receiver): Fold expression.
13979 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13980 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13981 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13982 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13983 (struct c_typespec): Add elements expr and expr_const_operands.
13984 (struct c_declspecs): Add elements expr and expr_const_operands.
13985 (groktypename, build_conditional_expr, build_compound_literal):
13987 (in_late_binary_op): Declare.
13988 * c-typeck.c (note_integer_operands): New function.
13989 (in_late_binary_op): New variable.
13990 (decl_constant_value_for_broken_optimization): Move to c-common.c
13991 and rename to decl_constant_value_for_optimization.
13992 (default_function_array_conversion): Do not strip nops.
13993 (default_conversion): Do not call
13994 decl_constant_value_for_broken_optimization.
13995 (build_array_ref): Do not fold result.
13996 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13997 result when operand is a VLA.
13998 (c_expr_sizeof_type): Update call to groktypename. Handle
13999 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14000 result when operand names a VLA type.
14001 (build_function_call): Update call to build_compound_literal.
14002 Only fold result for calls to __builtin_* functions. Strip
14003 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14004 the function designator.
14005 (convert_arguments): Fold arguments. Update call to
14006 convert_for_assignment.
14007 (build_unary_op): Handle increment and decrement of
14008 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14009 decrement earlier. Fold operand of increment and decrement.
14010 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14011 built for integer operand. Wrap returns that are INTEGER_CSTs
14012 without being integer constant expressions or that have integer
14013 constant operands without being INTEGER_CSTs.
14014 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14015 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14016 result is an integer constant expression or can be used in
14017 unevaluated parts of one and avoid folding and wrap as
14018 appropriate. Fold operands before possibly doing -Wsign-compare
14020 (build_compound_expr): Wrap result for C99 if operands can be used
14021 in integer constant expressions.
14022 (build_c_cast): Update call to digest_init. Do not ignore
14023 overflow from casting floating-point constants to integers. Wrap
14024 results that could be confused with integer constant expressions,
14025 null pointer constants or floating-point constants.
14026 (c_cast_expr): Update call to groktypename. Handle expressions
14027 included in type name.
14028 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14029 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14030 Update calls to convert_for_assignment.
14031 (convert_for_assignment): Take new parameter
14032 null_pointer_constant. Do not strip nops or call
14033 decl_constant_value_for_broken_optimization. Set
14034 in_late_binary_op for conversions to boolean.
14035 (store_init_value): Update call to digest_init.
14036 (digest_init): Take new parameter null_pointer_constant. Do not
14037 call decl_constant_value_for_broken_optimization. pedwarn for
14038 initializers not constant expressions. Update calls to
14039 convert_for_assignment.
14040 (constructor_nonconst): New.
14041 (struct constructor_stack): Add nonconst element.
14042 (really_start_incremental_init, push_init_level, pop_init_level):
14043 Handle constructor_nonconst and nonconst element.
14044 (set_init_index): Call constant_expression_warning for array
14046 (output_init_element): Fold value. Set constructor_nonconst as
14047 applicable. pedwarn for initializers not constant expressions.
14048 Update call to digest_init. Call constant_expression_warning
14049 where constant initializers are required.
14050 (process_init_element): Use c_save_expr.
14051 (c_finish_goto_ptr): Fold expression.
14052 (c_finish_return): Fold return value. Update call to
14053 convert_for_assignment.
14054 (c_start_case): Fold switch expression.
14055 (c_process_expr_stmt): Fold expression.
14056 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14057 ensure statement expression is not evaluated in constant expression.
14058 (build_binary_op): Track whether results are integer constant
14059 expressions or may occur in such, disable folding and wrap results
14060 as applicable. Fold operands for -Wsign-compare warnings unless
14062 (c_objc_common_truthvalue_conversion): Handle results folded to
14063 integer constants that are not integer constant expressions.
14064 * doc/extend.texi: Document when typeof operands are evaluated,
14065 that condition of __builtin_choose_expr is an integer constant
14066 expression, and more about use of __builtin_constant_p in
14069 2009-03-29 Richard Guenther <rguenther@suse.de>
14071 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14072 propagate addresses of array references.
14074 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14076 * regmove.c (perhaps_ends_bb_p): Remove.
14077 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14078 from INSN and check that the main loop stays within that basic block.
14079 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14080 (regmove_forward_pass): Split out from regmove_optimize. Use
14081 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14082 (regmove_backward_pass): Split out from regmove_optimize. Use
14083 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14084 (regmove_optimize): Simplify.
14086 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14089 * config/i386/i386.c (classify_argument): Ignore flexible array
14090 member in struct and warn ABI change.
14092 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14094 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14096 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14097 (ix86_adjust_cost): Updated.
14099 2009-03-29 Jan Hubicka <jh@suse.cz>
14101 PR middle-end/28850
14102 * tree-pass.h (pass_cleanup_eh): New function.
14103 (remove_unreachable_regions): Break code handling RTL
14104 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14105 that can not be reached by runtime.
14106 (can_be_reached_by_runtime): New function.
14107 (label_to_region_map): New function.
14108 (num_eh_regions): New function.
14109 (rtl_remove_unreachable_regions): New function.
14110 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14111 (remove_eh_region): New function.
14112 * except.h: Include sbitmap and vecprim.
14113 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14114 num_eh_regions): Declare.
14115 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14116 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14117 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14118 (tree_empty_eh_handler_p): New function.
14119 (cleanup_empty_eh): New function.
14120 (cleanup_eh): New function.
14121 (pass_cleanup_eh): New function.
14123 2009-03-29 Jan Hubicka <jh@suse.cz>
14125 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14126 for removed regions.
14128 2009-03-29 Jan Hubicka <jh@suse.cz>
14130 * except.c (dump_eh_tree): Dump all datastructures.
14132 2009-03-29 Jan Hubicka <jh@suse.cz>
14134 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14135 (duplicate_eh_regions_1): Likewise.
14136 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14137 vector; call EH verification.
14138 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14139 Be ready for region being removed.
14141 2009-03-29 Jan Hubicka <jh@suse.cz>
14143 * bitmap.c (bitmap_last_set_bit): New function.
14144 * bitmap.h (bitmap_last_set_bit): Declare.
14146 2009-03-29 David Ayers <ayers@fsfe.org>
14149 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14150 by calling objc_compare_types and surpress warnings about
14151 incompatible C pointers that are compatible ObjC pointers.
14153 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14155 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14156 call initialize_inline_failed.
14157 (initialize_inline_failed): Move it from here ...
14158 * cgraph.c (initialize_inline_failed): ... to here.
14159 (cgraph_create_edge): Call initialize_inline_failed rather than
14160 setting inline_failed directly.
14162 2009-03-29 Ben Elliston <bje@au.ibm.com>
14165 * sysv4.opt (msdata): Improve comment.
14166 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14167 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14169 2009-03-29 Ben Elliston <bje@au.ibm.com>
14172 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14173 load and store attributes.
14175 2009-03-29 Ben Elliston <bje@au.ibm.com>
14177 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14178 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14179 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14180 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14181 __builtin_infq and __builtin_huge_valq.
14183 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14185 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14187 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14188 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14190 2009-03-28 Xinliang David Li <davidxl@google.com>
14192 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14193 (do_dbg_cnt): New function.
14195 2009-03-28 Jan Hubicka <jh@suse.cz>
14197 Merge from pretty-ipa:
14199 2009-03-27 Jan Hubicka <jh@suse.cz>
14201 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14202 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14203 * passes.c (function_called_by_processed_nodes_p): New.
14204 * ipa-pure-const.c (check_call): Fix handling of operands.
14205 (analyze_function): Dump debug output for skipped bodies.
14206 (local_pure_const): Use function_called_by_processed_nodes_p.
14207 * dwarf2out.c (reference_to_unused): Use output.
14208 * passes.c (do_per_function_toporder): Likewise.
14210 2008-11-12 Jan Hubicka <jh@suse.cz>
14212 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14213 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14214 state_set_in_source enum
14215 (check_decl): Ignore memory tags; do not set fake looping flags;
14217 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14218 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14219 (check_call, analyze_function): Rewrite.
14221 (add_new_function): Update call of analyze_function.
14222 (generate_summary): Add call of analyze_function.
14223 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14224 (local_pure_const): New function.
14225 (pass_local_pure_const): New pass.
14226 * ipa-inline.c (inline_transform): Set after_inlining.
14227 * tree-eh.c (stmt_can_throw_external): New.
14228 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14229 work with aliasing built.
14230 * tree-flow.h (stmt_can_throw_external): New.
14231 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14232 and local pure/const pass in early and late optimization queue.
14234 2009-03-28 Martin Jambor <mjambor@suse.cz>
14236 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14238 (fold_binary): Allow function decl aligment consideration is the
14239 second argument is integer constant one.
14240 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14241 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14242 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14244 2009-03-28 Jan Hubicka <jh@suse.cz>
14246 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14247 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14248 * function.h (rtl_data): Add nothrow flag.
14249 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14250 set DECL_NOTHROW for AVAILABLE functions.
14252 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14254 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14255 following vector keyword has expansion starting with pixel or bool
14256 keyword, expand vector to __vector and pixel or bool to __pixel or
14260 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14261 warn_if_disallowed_function_p): Removed.
14262 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14263 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14264 warning_if_disallowed_function_p.
14265 * flags.h (warn_if_disallowed_function_p,
14266 warn_disallowed_functions): Removed.
14267 * common.opt (Wdisallowed-function-list=): Removed.
14268 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14270 2009-03-28 Richard Guenther <rguenther@suse.de>
14272 PR tree-optimization/38723
14273 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14276 2009-03-28 Jan Hubicka <jh@suse.cz>
14278 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14279 test introduced by my previous patch.
14281 2009-03-28 Richard Guenther <rguenther@suse.de>
14283 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14284 the PHIs value undefined.
14286 2009-03-28 Jan Hubicka <jh@suse.cz>
14288 * tree-pass.h (pass_fixup_cfg): New pass.
14289 * ipa-inline.c (inline_transform): Set
14290 always_inline_functions_inlined/after_inlining.
14291 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14292 (pass_fixup_cfg): New pass.
14293 * passes.c (init_optimization_passes): Add fixup_cfg.
14295 2009-03-28 Richard Guenther <rguenther@suse.de>
14297 PR tree-optimization/38458
14298 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14299 argument use the arguments copy-of value.
14301 2009-03-28 Richard Guenther <rguenther@suse.de>
14303 PR tree-optimization/38180
14304 * tree-ssa-ccp.c (get_default_value): Simplify.
14305 (likely_value): Likewise.
14306 (surely_varying_stmt_p): Properly handle VOP case.
14307 (ccp_initialize): Likewise.
14308 (ccp_fold): Handle propagating through *&.
14309 (fold_const_aggregate_ref): Also handle decls.
14311 2009-03-28 Jan Hubicka <jh@suse.cz>
14313 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14314 * cgraph.h (cgraph_node): Likewise.
14315 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14316 (cgraph_reset_node): Use process flag.
14317 (cgraph_mark_functions_to_output): Likewise.
14318 (cgraph_expand_function): Likewise.
14319 (cgraph_expand_all_functions): Likewise.
14320 (cgraph_output_in_order): Likewise.
14321 * dwarf2out.c (reference_to_unused): Likewise.
14322 * passes.c do_per_function_toporder): Likewise.
14324 2009-03-28 Jan Hubicka <jh@suse.cz>
14326 Bring from lto-branch:
14328 2008-09-03 Doug Kwan <dougkwan@google.com>
14330 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14331 enums instead of reason strings.
14332 * cgraph.c (cgraph_create_edge): Same.
14333 (cgraph_inline_failed_string): New function.
14334 * cgraph.h (cgraph_inline_failed_t): New enum type.
14335 (cgraph_inline_failed_string): New prototype.
14336 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14337 char pointer to cgraph_inline_failed_t.
14338 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14339 (cgraph_default_inline_p): Ditto.
14340 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14341 to cgraph_inline_failed_t pointer.
14342 * cif-code.def: New file.
14343 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14345 (cgraph_check_inline_limits): Change type of REASON to pointer to
14346 cgraph_inline_failed_t. Replace reason strings with enums.
14347 (cgraph_default_inline_p): Ditto.
14348 (cgraph_recursive_inlining_p): Ditto.
14349 (update_caller_keys): Change type of FAILED_REASON to
14350 cgraph_inline_failed_t.
14351 (cgraph_set_inline_failed): Change type of REASON to pointer to
14352 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14353 convert enums to strings for text output.
14354 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14355 to be of type cgraph_inline_failed_t. Replace reason strings with
14356 enums. Call cgraph_inline_failed_string to covert enums
14357 to strings for text output.
14358 (cgraph_decide_inlining): Replace reason strings with enums.
14359 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14360 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14362 * tree-inline.c (expand_call_inline): Change type of REASON
14363 to cgraph_inline_failed_t. Replace reason strings with enums.
14364 Call cgraph_inline_failed_string for text output.
14365 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14368 2009-03-28 Jan Hubicka <jh@suse.cz>
14370 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14371 cgraph_clone_node): Remove master clone handling.
14372 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14373 * cgraph.h (master_clone): Remove.
14374 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14375 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14376 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14378 2009-03-28 Jan Hubicka <jh@suse.cz>
14380 * cgraph.c (cgraph_function_body_availability): Functions declared
14381 inline are always safe to assume that it is not going to be replaced.
14383 2009-03-28 Richard Guenther <rguenther@suse.de>
14385 PR tree-optimization/38513
14386 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14388 EXC_PTR_EXPR and FILTER_EXPR.
14389 (get_ref_from_reference_ops): Likewise.
14391 2009-03-28 Richard Guenther <rguenther@suse.de>
14393 PR tree-optimization/38968
14394 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14395 Use FLOOR_MOD_EXPR to compute misalignment.
14397 2009-03-28 Richard Guenther <rguenther@suse.de>
14399 PR tree-optimization/37795
14400 * tree.h (combine_comparisons): Declare.
14401 * fold-const.c (combine_comparisons): Export.
14402 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14404 (ifcombine_iforif): Use combine_comparisons.
14406 2009-03-28 Jan Hubicka <jh@suse.cz>
14408 * tree-eh.c (inlinable_call_p): New function.
14409 (make_eh_edges): Use it.
14410 (verify_eh_edges): Use it.
14411 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14412 * except.c (reachable_next_level): Add inlinable_function argument
14413 (sjlj_find_directly_reachable_regions): Update.
14414 (add_reachable_handler): Do not set saw_any_handlers.
14415 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14416 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14417 Add new inlinable call parameter.
14418 (can_throw_internal, can_throw_external): Update.
14419 * except.h (can_throw_internal_1, can_throw_external_1,
14420 foreach_reachable_handler): Update declaration.
14422 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14424 * config/arm/t-arm-coff, config/h8300/coff.h,
14425 config/i386/i386-aout.h, config/i386/i386-coff.h,
14426 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14427 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14428 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14429 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14430 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14431 sys-types.h: Remove.
14432 * Makefile.in: Remove protoize and fixproto support and references
14434 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14435 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14437 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14438 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14439 unprotoize$(exeext).
14440 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14441 (.PHONY): Don't depend on proto.
14442 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14443 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14444 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14445 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14446 build/gen-protos.o, build/scan.o, xsys-protos.h,
14447 build/fix-header$(build_exeext), build/fix-header.o,
14448 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14449 stmp-install-fixproto): Remove.
14450 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14451 SYSCALLS.c or fixproto files.
14452 (install-common): Don't install protoize.
14453 (install-headers-tar, install-headers-cpio, install-headers-cp):
14454 Don't depend on $(STMP_FIXPROTO).
14455 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14456 install fixproto files or write out fixproto settings.
14457 (uninstall): Don't uninstall protoize.
14458 * config.gcc (use_fixproto): Remove.
14459 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14460 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14461 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14462 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14463 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14464 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14465 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14466 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14467 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14468 * config/t-vxworks (STMP_FIXPROTO): Remove.
14469 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14470 STMP_FIXPROTO): Remove.
14471 * config.in, configure: Regenerate.
14472 * crtstuff.c (gid_t, uid_t): Don't undefine.
14473 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14474 (arm-*-coff, arm-*-aout: Remove target entries.
14475 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14476 Remove mention of AIX 4.1.
14477 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14478 * doc/invoke.texi (Running Protoize): Remove.
14479 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14480 (Protoize Caveats): Remove.
14481 * tsystem.h: Update comments on headers assumed to exist.
14483 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14485 * genautomata.c: Add a new year to the copyright. Add a new
14487 (struct insn_reserv_decl): Add comments for member bypass_list.
14488 (find_bypass): Remove.
14489 (insert_bypass): New.
14490 (process_decls): Use insert_bypass.
14491 (output_internal_insn_latency_func): Output all bypasses with the
14492 same input insn in one switch case.
14494 * rtl.def (define_bypass): Describe bypass choice.
14495 * doc/md.texi (define_bypass): Ditto.
14497 2009-03-27 Richard Guenther <rguenther@suse.de>
14499 * gimplify.c (mark_addressable): Export.
14500 * tree-flow.h (mark_addressable): Declare.
14501 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14502 * tree-ssa.c (verify_phi_args): Verify that address taken
14503 variables have TREE_ADDRESSABLE set.
14505 2009-03-27 Richard Guenther <rguenther@suse.de>
14507 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14508 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14509 Do not mark decls TREE_ADDRESSABLE.
14510 (build_fold_addr_expr): Adjust.
14511 (fold_addr_expr): Remove.
14512 (fold_unary): Use build_fold_addr_expr.
14513 (fold_comparison): Likewise.
14514 (split_address_to_core_and_offset): Likewise.
14515 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14517 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14518 (gimplify_modify_expr_to_memcpy): Mark source and destination
14520 * omp-low.c (create_omp_child_function): Mark the object decl
14522 (lower_rec_input_clauses): Mark the var we take the address of
14524 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14526 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14528 PR middle-end/39315
14529 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14530 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14532 2009-03-27 Richard Guenther <rguenther@suse.de>
14534 PR tree-optimization/39120
14535 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14537 (handle_lhs_call): Process return constraints. Add escape
14538 constraints if necessary.
14539 (handle_const_call): Fill out return constraints. Make nested
14540 case more precise. Avoid consttmp if possible.
14541 (handle_pure_call): Fill out return constraints. Avoid
14542 callused if possible.
14543 (find_func_aliases): Simplify call handling.
14545 2009-03-27 Richard Guenther <rguenther@suse.de>
14547 PR tree-optimization/39120
14548 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14549 as a representative.
14550 (solve_graph): Do propagate CALLUSED.
14551 (handle_pure_call): Use a scalar constraint from CALLUSED for
14553 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14556 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14559 * c-common.c (handle_aligned_attribute): Properly check alignment
14560 overflow. Use (1U << i) instead of (1 << i).
14562 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14564 * expr.h (get_mem_align_offset): Updated.
14566 * tree.h (tree_decl_common): Change align to "unsigned int" and
14567 move it before pointer_alias_set.
14569 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14570 Jakub Jelinek <jakub@redhat.com>
14573 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14574 gr_register_operand with gr_reg_or_0_operand.
14575 (cmpxchg_rel_di): Likewise.
14576 (sync_lock_test_and_set<mode>): Likewise.
14578 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14580 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14581 (true_regnum): Likewise.
14583 * rtlanal.c (subreg_info): Moved to ...
14584 * rtl.h (subreg_info): Here. New.
14585 (subreg_get_info): New.
14587 * rtlanal.c (subreg_get_info): Make it extern.
14589 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14592 * config/i386/i386.c (ix86_abi): New.
14593 (override_options): Handle -mabi=.
14594 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14595 (ix86_call_abi_override): Likewise.
14596 (init_cumulative_args): Likewise.
14597 (function_arg_advance): Likewise.
14598 (function_arg_64): Likewise.
14599 (function_arg): Likewise.
14600 (ix86_pass_by_reference): Likewise.
14601 (ix86_function_value_regno_p): Likewise.
14602 (ix86_build_builtin_va_list_abi): Likewise.
14603 (setup_incoming_varargs_64): Likewise.
14604 (is_va_list_char_pointer): Likewise.
14605 (ix86_init_machine_status): Likewise.
14606 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14607 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14608 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14609 (ix86_function_abi): Make it static and return enum calling_abi.
14610 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14612 (ix86_fn_abi_va_list): Updated.
14614 * config/i386/i386.h (ix86_abi): New.
14615 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14616 (CONDITIONAL_REGISTER_USAGE): Likewise.
14617 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14618 (machine_function): Likewise.
14620 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14622 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14623 (STACK_BOUNDARY): Likewise.
14624 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14626 * config/i386/i386.opt (mabi=): New.
14628 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14629 return enum calling_abi.
14630 (ix86_function_type_abi): Likewise.
14631 (ix86_function_abi): Removed.
14633 * doc/invoke.texi: Document -mabi= option for x86.
14635 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14637 * builtins.c (real_dconstp): Delete.
14638 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14640 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14641 Jakub Jelinek <jakub@redhat.com>
14644 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14645 (gen_subprogram_die): When a function is explicit, generate the
14646 DW_AT_explicit attribute.
14647 * langhooks.h (struct lang_hooks_for_decls): Add
14648 function_decl_explicit_p langhook.
14649 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14650 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14652 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14654 * builtins.c (fold_builtin_memory_op): Optimize memmove
14655 into memcpy if we can prove source and destination don't overlap.
14657 * tree-inline.c: Include gt-tree-inline.h.
14658 (clone_fn_id_num): New variable.
14659 (clone_function_name): New function.
14660 (tree_function_versioning): Use it.
14661 * Makefile.in (GTFILES): Add tree-inline.c.
14663 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14665 * BASE-VER: Change to 4.5.0.
14667 2009-03-27 Xinliang David Li <davidxl@google.com>
14669 PR tree-optimization/39557
14670 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14672 2009-03-27 Xinliang David Li <davidxl@google.com>
14674 PR tree-optimization/39548
14675 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14678 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14680 * c-common.c (pointer_int_sum): Use %wd on return from
14683 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14685 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14686 on return from tree_low_cst.
14688 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14691 * ginclude/stdarg.h (va_copy): Define also for
14692 __GXX_EXPERIMENTAL_CXX0X__.
14694 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14697 * builtins.h (c_strlen): Do not warn here.
14698 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14699 * c-common.c (pointer_int_sum): Take an explicit location.
14700 Warn about offsets out of bounds.
14701 * c-common.h (pointer_int_sum): Adjust declaration.
14703 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14705 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14708 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14711 * opts.c (warn_if_disallowed_function_p): Don't assume
14712 get_callee_fndecl must return non-NULL.
14714 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14716 PR rtl-optimization/39522
14717 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14718 when reg_reloaded_valid is set.
14720 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14722 * config/spu/divv2df3.c: New file.
14723 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14724 (DPBIT_FUNCS): Filter out _div_df.
14726 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14728 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14729 a jump insn, count that jump in the distance to the loop start.
14731 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14734 * config/sh/sh.c (calc_live_regs): Fix condition for global
14735 registers except PIC_OFFSET_TABLE_REGNUM.
14737 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14740 * doc/invoke.texi (-mconsole): New.
14742 (-mno-cygwin): New.
14744 (-mnop-fun-dllimport): New.
14748 (sub section "i386 and x86-64 Windows Options"): New.
14750 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14752 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14753 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14755 2009-03-25 Richard Guenther <rguenther@suse.de>
14757 PR middle-end/39497
14758 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14761 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14763 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14764 neither of haifa/selective schedulers are working.
14766 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14768 * doc/invoke.texi (Debugging Options): Fix description of
14769 -fno-merge-debug-strings.
14771 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14773 * config/cris/libgcc.ver: New version-script.
14774 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14776 * configure.ac <GAS features, nop mnemonic>: Add pattern
14777 crisv32-*-* for "nop".
14778 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14779 * configure: Regenerate.
14781 2009-03-24 Ira Rosen <irar@il.ibm.com>
14783 PR tree-optimization/39529
14784 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14785 mark_sym_for_renaming for the tag copied to the new vector
14788 2009-03-24 Arthur Loiret <aloiret@debian.org>
14790 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14791 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14792 EXTRA_SPEC_FUNCTIONS.
14793 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14794 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14795 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14796 -march and -mtune options.
14798 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14800 * config/m68k/t-rtems: Add m5329 multilib.
14802 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14803 Jakub Jelinek <jakub@redhat.com>
14806 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14809 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14812 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14813 instead of c_parser_expression_conv, if original_code isn't one of the
14814 4 allowed comparison codes, fail.
14816 2009-03-23 Richard Guenther <rguenther@suse.de>
14818 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14819 * tree.h (struct tree_type): Likewise.
14820 * reload.h (struct insn_chain): Likewise.
14821 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14822 * function.h (struct function): Likewise.
14823 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14825 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14827 PR tree-optimization/39516
14828 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14830 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14832 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14833 should be set true if BITS_PER_WORD of target is bigger than 32
14835 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14837 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14838 Translate -B-options to -rpath-link. Correct existing
14839 rpath-link and conditionalize on !nostdlib.
14841 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14843 * doc/extend.texi (Function Attributes, Variable Attributes):
14845 * doc/invoke.texi (Debugging Options, Optimize Options)
14846 (i386 and x86-64 Options, MCore Options): Likewise.
14848 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14851 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14852 it for block local namespace aliases.
14853 (gen_decl_die): Pass context_die to gen_namespace_die.
14855 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14858 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14859 minimum or maximum value.
14861 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14863 * reginfo.c (globalize_reg): Recompute derived reg sets.
14865 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14868 * libgcc2.c (mprotect): Do not use signed arguments for
14869 VirtualProtect, use DWORD arguments. Also fix the 'may
14870 be used uninitialized' warning for the np variable.
14872 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14875 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14876 functions using regparm calling conventions when not optimizing.
14877 (ix86_function_sseregparm): Similarly for sseregparm calling
14880 2009-03-19 Li Feng <nemokingdom@gmail.com>
14882 PR middle-end/39500
14883 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14884 dependence if the first conflict is after niter iterations.
14886 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14888 PR middle-end/38609
14889 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14890 functions with dynamic stack-pointer adjustments.
14892 2009-03-19 Ben Elliston <bje@au.ibm.com>
14894 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14895 option; change to -msdata=data.
14897 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14899 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14902 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14905 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14907 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14909 * doc/invoke.texi (Code Gen Options): Expand discussion of
14912 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14914 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14915 * matrix-reorg.c (struct matrix_info): Likewise.
14916 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14917 * rtl.h (struct mem_attrs): Likewise.
14918 * df.h (struct df): Likewise.
14919 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14920 * ira-int.h (struct ira_allocno): Likewise.
14921 * df-scan.c (struct df_collection_rec): Likewise.
14922 * ira.c (struct equivalence): Likewise.
14923 * function.c (struct temp_slot): Likewise.
14924 * cfgloop.h (struct loop): Likewise.
14927 * function.c (use_register_for_decl): When not optimizing, disregard
14928 register keyword for variables with types containing methods.
14930 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14932 PR middle-end/39447
14933 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14934 (is_simple_operand): Call contains_component_ref_p before calling data
14935 reference analysis that would fail on COMPONENT_REFs.
14937 * tree-vrp.c (search_for_addr_array): Fix formatting.
14939 2009-03-18 Richard Guenther <rguenther@suse.de>
14941 * tree-vect-transform.c (vect_loop_versioning): Fold the
14942 generated comparisons.
14943 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14944 (slpeel_tree_peel_loop_to_edge): Likewise.
14946 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14948 PR middle-end/37805
14949 * opts.c (print_specific_help): In addition to `undocumented',
14950 accept `separate' and `joined' flags if passed alone. Describe
14951 output by the first matched one of those.
14952 (common_handle_option): Skip over empty strings.
14953 * gcc.c (display_help): Fix help string for `--help='.
14954 * doc/invoke.texi (Option Summary, Overall Options): With
14955 `--help=', classes and qualifiers can both be repeated, but
14956 only the latter can be negated. One should not pass only
14957 negated qualifiers. Fix markup and examples.
14960 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14961 PR middle-end/37805
14962 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14963 and -fhelp=separate.
14965 2009-03-17 Jing Yu <jingyu@google.com>
14967 PR middle-end/39378
14968 * function.h (struct rtl_data): Move is_thunk from here...
14969 (struct function): ...to here.
14970 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14971 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14973 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14975 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14976 (alpha_output_function_end_prologue): Likewise.
14977 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14978 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14979 (rs6000_output_function_epilogue): Likewise.
14980 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14982 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14985 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14986 from different units in a single alternative.
14987 (*truncdfsf_i387): Ditto.
14988 (*truncxfsf2_mixed): Ditto.
14989 (*truncxfdf2_mixed): Ditto.
14991 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14993 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14994 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14997 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14998 unused non-artificial variables when not optimizing.
15001 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15002 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15003 NAMESPACE_DECL in its DECL_INITIAL.
15005 PR middle-end/39443
15006 * optabs.c (set_user_assembler_libfunc): New function.
15007 * expr.h (set_user_assembler_libfunc): New prototype.
15008 * c-common.c: Include libfuncs.h.
15009 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15010 for memcmp, memset, memcpy, memmove and abort.
15011 * Makefile.in (c-common.o): Depend on libfuncs.h.
15014 * dwarf2out.c (gen_inlined_enumeration_type_die,
15015 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15016 gen_tagged_type_instantiation_die): Removed.
15017 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15020 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15023 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15025 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15026 (check-parallel-%): Ditto.
15027 (check-consistency): Ditto.
15029 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15031 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15032 local variable rhs by NULL_TREE.
15034 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15037 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15039 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15042 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15044 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15047 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15048 for ms->sysv ABI calls only in 64bit mode.
15050 * config/i386/i386.md (untyped_call): Support 32bit.
15052 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15054 * doc/extend.texi: Replace x86_65 with x86_64.
15056 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15058 PR tree-optimization/39455
15059 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15060 mismatches for POINTER_TYPE_P (type).
15061 (number_of_iterations_le): Likewise.
15063 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15065 * config/picochip/picochip.c: Removed profiling support.
15066 * config/picochip/picochip.md: Removed profiling instruction.
15067 * config/picochip/picochip.h: Removed profiling builtin.
15069 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15071 * doc/install.texi (--with-host-libstdcxx): Document.
15073 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15076 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15077 generate a warning if the function name does not begin with
15078 "__vector" and the function has either the 'signal' or 'interrupt'
15079 attribute, from here to ...
15080 (avr_declare_function_name): ...here. New function.
15081 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15082 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15084 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15087 * cse.c (fold_rtx): Don't modify original const_arg1 when
15088 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15089 separate variable instead.
15090 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15091 from out of range shift counts.
15092 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15094 2009-03-13 Catherine Moore <clm@codesourcery.com>
15096 * config/i386/x-mingw32 (host-mingw32.o): Replace
15097 diagnostic.h with $(DIAGNOSTIC_H).
15099 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15102 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15104 * config/i386/sync.md (sync_compare_and_swap<mode>,
15105 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15106 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15108 (sync_double_compare_and_swapdi_pic,
15109 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15110 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15112 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15115 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15117 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15120 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15121 (avx_addsubv4df3): Likewise.
15122 (*avx_addsubv4sf3): Likewise.
15123 (sse3_addsubv4sf3): Likewise.
15125 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15128 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15130 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15133 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15134 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15135 registers for allocnos created from user-defined variables.
15137 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15140 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15141 of non-integer mode as well.
15143 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15145 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15146 for functions for which the parameter types are unknown.
15148 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15151 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15152 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15153 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15154 * config/i386/i386.c (ix86_local_alignment): For
15155 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15156 long long variables on the stack to avoid dynamic realignment.
15157 Allow the first argument to be a decl rather than type.
15158 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15160 2009-03-11 Nick Clifton <nickc@redhat.com>
15163 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15165 Add description to mno-lsim option.
15166 * config/mcore/mcore.h: Remove comment about deprecated m4align
15168 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15169 * doc/invoke.texi: Add description of mno-lsim and
15170 mstack-increment options.
15172 * config/fr30/fr30.opt: Document the -mno-lsim option.
15173 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15174 and -mno-lsim options.
15176 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15178 * fold-const.c (fold_comparison): Only call fold_inf_compare
15179 if the mode supports infinities.
15181 2009-03-11 Jason Merrill <jason@redhat.com>
15184 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15185 end already did. Notice GIMPLE_CALL modifications of the result.
15186 Don't copy debug information from an ignored decl or a decl from
15189 2009-03-10 Richard Guenther <rguenther@suse.de>
15190 Nathan Froyd <froydnj@codesourcery.com>
15192 PR middle-end/37850
15193 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15194 (__divMODE3): Likewise.
15196 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15198 PR tree-optimization/39394
15199 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15200 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15202 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15204 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15205 inline asms for register asm ("") declarations.
15207 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15209 * fold-const.c (fold_unary): Fix comment.
15211 2009-03-07 Jan Hubicka <jh@suse.cz>
15214 * tree-inline.c (setup_one_parameter): Do replacement of const
15215 argument by constant in SSA form.
15217 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15219 PR middle-end/38028
15220 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15221 determine alignment passed to assign_stack_local.
15222 (assign_parms_unsplit_complex): Likewise.
15223 * except.c (sjlj_build_landing_pads): Likewise.
15225 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15227 PR middle-end/39360
15228 * tree-flow.h (add_referenced_var): Return bool instead of void.
15229 * tree-dfa.c (add_referenced_var): Return result of
15230 referenced_var_check_and_insert call.
15231 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15232 of referenced_var_check_and_insert.
15235 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15236 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15237 DIE, don't emit it if abstract origin already has it.
15238 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15239 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15241 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15243 * genpreds.c (needs_variable): Fix parentheses at variable name
15245 (write_tm_constrs_h): Indent generated code.
15247 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15249 * doc/extend.texi (Function Attributes): Add documentation
15250 for isr attributes.
15252 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15255 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15256 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15258 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15260 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15263 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15266 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15267 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15269 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15271 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15272 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15273 constants instead of magic numbers.
15274 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15276 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15277 (x86_64_ms_abi_int_parameter_registers): Ditto.
15278 (x86_64_int_return_registers): Ditto.
15279 (ix86_maybe_switch_abi): Ditto.
15280 (ix86_expand_call): Ditto for clobbered_registers array.
15281 (ix86_hard_regno_mode_ok): Ditto.
15282 (x86_extended_QIreg_mentioned_p): Ditto.
15284 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15286 PR tree-optimization/39349
15287 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15289 * combine.c (gen_lowpart_for_combine): Use omode when generating
15292 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15294 PR rtl-optimization/39235
15295 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15297 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15299 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15301 2009-03-04 Richard Guenther <rguenther@suse.de>
15303 PR tree-optimization/39362
15304 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15305 that occur in abnormal PHIs should be varying.
15307 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15309 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15311 (simple_iv): Take loop as an argument instead of statement.
15312 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15313 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15315 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15317 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15318 * matrix-reorg.c (analyze_transpose): Ditto.
15319 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15320 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15321 * tree-predcom.c (ref_at_iteration): Ditto.
15322 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15324 2009-03-04 Richard Guenther <rguenther@suse.de>
15326 PR tree-optimization/39358
15327 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15328 escaped_id and callused_id.
15329 (solve_graph): Likewise.
15331 2009-03-04 Richard Guenther <rguenther@suse.de>
15333 PR tree-optimization/39339
15334 * tree-sra.c (try_instantiate_multiple_fields): Make it
15335 no longer ICE on the above.
15337 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15339 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15340 that fits within Pmode.
15342 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15344 PR middle-end/10109
15345 * tm.texi (LIBCALL_VALUE): Update description.
15347 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15349 PR middle-end/34443
15350 * doc/extend.texi (section): Update description.
15352 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15354 PR middle-end/39345
15355 * tree-inline.c (remapped_type): New.
15356 (can_be_nonlocal): Call remapped_type instead of remap_type.
15358 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15361 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15362 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15364 2009-03-03 Richard Guenther <rguenther@suse.de>
15366 PR middle-end/39272
15367 * tree.c (tree_nonartificial_location): New function.
15368 * tree.h (tree_nonartificial_location): Declare.
15369 * builtins.c (expand_builtin_memory_chk): Provide location
15370 of the call location for artificial function pieces.
15371 (maybe_emit_chk_warning): Likewise.
15372 (maybe_emit_sprintf_chk_warning): Likewise.
15373 (maybe_emit_free_warning): Likewise.
15374 * expr.c (expand_expr_real_1): Likewise.
15376 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15378 PR tree-optimization/39343
15379 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15380 COMPONENT_REF t has ARRAY_TYPE.
15382 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15384 PR middle-end/39335
15385 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15386 when the type precision of the induction variable should be
15387 larger than the type precision of nit.
15388 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15389 * graphite.c (graphite_loop_normal_form): Same.
15390 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15392 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15394 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15395 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15396 numbers to describe clobbered registers.
15397 (*call_value_0_rex64_ms_sysv): Ditto.
15398 * config/i386/mmx.md (mmx_emms): Ditto.
15399 (mmx_femms): Ditto.
15401 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15403 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15406 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15408 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15409 (spu_section_type_flags): New function.
15411 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15413 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15414 reg_class_contents of FLOAT_REGS into a temporary.
15416 2009-03-02 Richard Guenther <rguenther@suse.de>
15417 Ira Rosen <irar@il.ibm.com>
15419 PR tree-optimization/39318
15420 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15421 information to the vectorized statement.
15423 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15425 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15426 variable. Use defined names instead of magic constants for REX SSE
15429 2009-03-01 Richard Guenther <rguenther@suse.de>
15431 PR tree-optimization/39331
15432 * omp-low.c (lower_send_shared_vars): Do not receive new
15433 values for the reference of DECL_BY_REFERENCE parms or results.
15435 2009-03-01 Jan Hubicka <jh@suse.cz>
15438 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15439 BLOCK_NONLOCALIZED_VAR): New macros.
15440 (tree_block): Add nonlocalized_vars.
15441 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15442 gen_decl_die): Add origin argument. Allow generation of die with
15443 origin at hand only.
15444 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15445 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15447 (gen_block_die): Fix checking for unused blocks.
15448 (process_scope_var): Break out from .... ; work with origins only.
15449 (decls_for_scope) ... here; process nonlocalized list.
15450 (dwarf2out_ignore_block): Look for nonlocalized vars.
15451 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15453 (dump_scope_block): Dump them.
15454 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15455 (remap_block): Likewise.
15456 (can_be_nonlocal): New predicate.
15457 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15459 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15461 * configure: Regenerate.
15463 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15465 * optc-gen.awk: No need to duplicate option flags twice.
15466 Reuse help texts for duplicate options which do not have any.
15468 * gcc.c (display_help): Document --version.
15470 * gcc.c (main): If print_help_list and verbose_flag, ensure
15471 driver output comes before subprocess output.
15473 * optc-gen.awk: Assign all remaining fields to help string,
15474 space-separated, for multi-line help in *.opt.
15476 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15477 -Wno-pedantic-ms-format is for MinGW targets only.
15479 * doc/options.texi (Option file format): Fix bad indentation,
15480 restoring dropped sentence.
15482 2009-02-28 Jan Hubicka <jh@suse.cz>
15484 * tree-inline.c (tree_function_versioning): Output debug info.
15486 2009-02-28 Jan Hubicka <jh@suse.cz>
15489 * tree-inline.c (setup_one_parameter): Do not copy propagate
15490 arguments when not optimizing.
15492 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15495 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15496 (avx_addsubv4df3): Likewise.
15497 (*avx_addsubv4sf3): Likewise.
15498 (sse3_addsubv4sf3): Likewise.
15499 (*avx_addsubv2df3): Likewise.
15500 (sse3_addsubv2df3): Likewise.
15501 (avx_unpckhps256): Correct item selectors.
15502 (avx_unpcklps256): Likewise.
15503 (avx_unpckhpd256): Likewise.
15504 (avx_unpcklpd256): Likewise.
15506 2009-02-28 Jan Hubicka <jh@suse.cz>
15508 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15510 (copy_arguments_for_versioning): If var is declared don't declare it.
15511 (tree_function_versioning): First setup substitutions and then copy
15514 2009-02-27 Jan Hubicka <jh@suse.cz>
15517 * cgraph.h (varpool_output_debug_info): Remove.
15518 * cgraphunit.c (varpool_output_debug_info): Remove.
15519 * dwarf2out.c (deferred_locations_struct): New struct
15520 (deferred_locations): New type.
15521 (deferred_locations_list): New static var.
15522 (deffer_location): New function.
15523 (gen_variable_die): Use it.
15524 (decls_for_scope): Output info on local static vars.
15525 (dwarf2out_finish): Process deferred locations.
15526 * varpool.c (varpool_output_debug_info): Remove.
15528 2009-02-27 Jan Hubicka <jh@suse.cz>
15531 * tree.h (TREE_PROTECTED): Fix comment.
15532 (BLOCK_HANDLER_BLOCK): Remove.
15533 (struct tree_block): Remove handler_block add body_block.
15534 (inlined_function_outer_scope_p): New.
15535 (is_body_block): Remove.
15536 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15537 * dwarf2out.c (is_inlined_entry_point): Remove.
15538 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15539 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15541 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15542 * gimplify.c (gimplify_expr): Gimplify body blocks.
15543 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15544 block with multiple subblocks.
15545 (dump_scope_block): Prettier output; dump more flags and info.
15546 (dump_scope_blocks): New.
15547 (remove_unused_locals): Use dump_scope_blocks.
15548 * tree-flow.h (dump_scope_blocks): Declare.
15549 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15550 * stmt.c (is_body_block): Remove.
15551 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15552 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15554 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15556 PR middle-end/39308
15557 * graphite.c (graphite_loop_normal_form): Do not call
15558 number_of_iterations_exit from a gcc_assert.
15560 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15562 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15563 jumps if COND is NULL.
15564 (find_cond_jump): New function.
15565 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15566 * config/s390/s390.md: Remove z10_cobra attribute value.
15568 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15570 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15571 force_const_mem returns NULL_RTX.
15573 2009-02-26 Jan Hubicka <jh@suse.cz>
15576 * cgraph.h (varpool_output_debug_info): Remove.
15577 * cgraphunit.c (varpool_output_debug_info): Remove.
15578 * dwarf2out.c (deferred_locations_struct): New struct
15579 (deferred_locations): New type.
15580 (deferred_locations_list): New static var.
15581 (deffer_location): New function.
15582 (gen_variable_die): Use it.
15583 (decls_for_scope): Output info on local static vars.
15584 (dwarf2out_finish): Process deferred locations.
15585 * varpool.c (varpool_output_debug_info): Remove.
15587 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15589 PR rtl-optimization/39241
15590 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15591 to subreg_offset_representable_p.
15593 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15595 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15596 execute function prototype. Get f and nregs from max_reg_num
15597 and get_insns. Remove the first backward pass as it's dead,
15598 guard the forward pass by flag_expensive_optimizations.
15599 (rest_of_handle_regmove): Delete.
15600 (pass_regmove): Replace it with regmove_optimize.
15602 2009-02-25 Martin Jambor <mjambor@suse.cz>
15604 PR tree-optimization/39259
15605 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15606 calls_alloca function flags.
15607 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15608 calls are detected.
15610 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15612 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15613 flags_set_1_rtx, flags_set_1_set): Delete.
15614 (regmove_optimize): Do not call mark_flags_life_zones.
15616 2009-02-24 Julian Brown <julian@codesourcery.com>
15619 * config/arm/arm.c (require_pic_register): Only set
15620 cfun->machine->pic_reg once per function.
15622 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15624 * doc/invoke.texi (Link Options): Document an easier way to pass
15625 options that take arguments to the GNU linker using -Xlinker and -Wl.
15627 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15630 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15632 2009-02-24 Richard Guenther <rguenther@suse.de>
15635 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15637 2009-02-24 Richard Guenther <rguenther@suse.de>
15638 Zdenek Dvorak <ook@ucw.cz>
15640 PR tree-optimization/39233
15641 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15642 from converting them to a generic type.
15644 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15646 PR tree-optimization/39260
15647 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15648 contains a condition with a real type.
15649 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15651 2009-02-23 Jason Merrill <jason@redhat.com>
15654 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15655 narrowing_initializer_constant_valid_p.
15656 (narrowing_initializer_constant_valid_p): Don't return
15657 null_pointer_node for adding a pointer to itself.
15659 2009-02-23 Jan Hubicka <jh@suse.cz>
15662 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15665 2009-02-23 Jan Hubicka <jh@suse.cz>
15667 PR tree-optimization/37709
15668 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15669 * tree.h (block_ultimate_origin): Declare.
15670 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15671 * tree-ssa-live.c (remove_unused_scope_block_p):
15672 Eliminate blocks containig no instructions nor live variables nor
15674 (dump_scope_block): New function.
15675 (remove_unused_locals): Enable removal of dead blocks by default;
15676 enable dumping at TDF_DETAILS.
15678 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15680 * config/i386/i386.c (classify_argument): Don't allow COImode
15682 (function_arg_advance_32): Don't allow OImode.
15683 (function_arg_32): Likewise.
15684 (function_value_32): Likewise.
15685 (return_in_memory_32): Likewise.
15686 (function_arg_64): Remove OImode comment.
15688 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15691 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15692 ix86_expand_vector_set for V4DImode in 64bit mode only.
15693 (ix86_expand_vector_init_one_var): Likewise.
15695 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15697 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15699 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15702 * loop-iv.c: Revert last change.
15703 * emit-rtl.c: Likewise.
15705 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15708 * config/i386/i386.c (type_natural_mode): Remove an extra
15709 space in the warning message.
15710 (function_value_32): Handle 32-byte vector modes.
15711 (return_in_memory_32): Likewise.
15713 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15715 * loop-iv.c (truncate_value): New function.
15716 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15718 (lowpart_subreg): Move to...
15719 * emit-rtl.c: ...here.
15721 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15723 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15724 accidental and undocumented change at revision 140860.
15726 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15728 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15729 take gimple_seq * arguments.
15730 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15731 types_compatible_p langhook.
15733 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15734 Joseph Myers <joseph@codesourcery.com>
15736 * config/arm/arm.c (arm_builtin_va_list): New function.
15737 (arm_expand_builtin_va_start): Likewise.
15738 (arm_gimplify_va_arg_expr): Likewise.
15739 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15740 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15741 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15742 (va_list_type): New variable.
15743 (arm_mangle_type): Mangle va_list_type appropriately.
15745 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15747 PR middle-end/39157
15748 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15749 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15750 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15751 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15752 parameter to 1000 for -O1 by default.
15753 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15755 * loop-invariant.c: Include params.h.
15756 (move_loop_invariants): Don't call move_single_loop_invariants on
15759 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15761 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15762 offset when calculating bounds for indexing stack_usage_map. Fixes
15763 a buffer overflow with certain target setups.
15765 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15768 * calls.c (expand_call): Clear try_tail_call if caller and callee
15769 disagree in promotion of function return value.
15771 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15774 * c-common.c (c_determine_visibility): If visibility changed and
15775 DECL_RTL has been already set, call make_decl_rtl to update symbol
15778 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15781 * varasm.c (assemble_variable): Don't check DECL_NAME when
15782 globalizing a variable.
15784 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15787 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15788 expression before any __builtin_trap call.
15789 * c-typeck.c (build_function_call): Convert and check function
15790 arguments before generating a call to a trap. Evaluate the
15791 function arguments before the trap.
15793 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15796 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15797 (UNSPEC_FXAM_MEM): New unspec.
15798 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15799 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15800 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15802 2009-02-19 Richard Guenther <rguenther@suse.de>
15804 PR tree-optimization/39207
15805 PR tree-optimization/39074
15806 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15807 storedanything_tree): New.
15808 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15809 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15810 (build_succ_graph): Add edges from STOREDANYTHING to all
15812 (init_base_vars): Initialize STOREDANYTHING.
15813 (compute_points_to_sets): Free substitution info after
15814 building the succ graph.
15815 (ipa_pta_execute): Likewise.
15817 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15819 (do_ds_constraint): Do not add to special var or non-pointer
15821 (type_could_have_pointers): Split out from ...
15822 (could_have_pointers): ... here. For arrays use the element type.
15823 (create_variable_info_for): Initialize may_have_pointers.
15824 (new_var_info): Likewise.
15825 (handle_lhs_call): Make the HEAP variable unknown-sized.
15826 (intra_create_variable_infos): Use a type with pointers for
15827 PARM_NOALIAS, make it unknown-sized.
15829 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15832 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15834 2009-02-18 Jason Merrill <jason@redhat.com>
15837 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15838 value if DECL_EXTERNAL.
15839 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15840 * target.h (gcc_target::binds_local_p): Clarify "module".
15841 * tree.h (TREE_PUBLIC): Clarify "module".
15843 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15846 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15847 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15849 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15852 * c.opt (Wabi): Support C and ObjC.
15855 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15857 * config/i386/i386.c (classify_argument): Warn once about the ABI
15858 change when passing union with long double.
15860 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15862 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15865 * c-parser.c (c_parser_compound_statement): Always enter and leave
15868 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15871 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15873 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15875 PR tree-optimization/36922
15876 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15877 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15880 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15882 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15885 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15887 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15889 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15891 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15894 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15895 Richard Sandiford <rdsandiford@googlemail.com>
15897 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15898 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15899 (loongson_biadd): ...this.
15901 2009-02-17 Richard Guenther <rguenther@suse.de>
15903 PR tree-optimization/39202
15904 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15905 a var make sure to follow existing collapses.
15907 2009-02-17 Richard Guenther <rguenther@suse.de>
15909 PR middle-end/39214
15910 * langhooks.c (lhd_print_error_function): Check for NULL block.
15912 2009-02-17 Richard Guenther <rguenther@suse.de>
15914 PR tree-optimization/39204
15915 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15918 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15920 * config/soft-fp/double.h: Update from glibc CVS.
15922 2009-02-17 Richard Guenther <rguenther@suse.de>
15924 PR tree-optimization/39207
15925 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15926 strict-aliasing warnings for pointers pointing to NULL.
15928 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15931 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15932 skipping until next close brace.
15934 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15937 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15938 to function argument boundary.
15940 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15942 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15943 in the lea_add. Reload eventually constraints it properly.
15944 * config/picochip/constraints.md: Remove the target constraint
15945 "b", since it is not needed anymore.
15947 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15949 * gthr-dce.h: Uglify function parameter and local variable names.
15950 * gthr-gnat.h: Likewise.
15951 * gthr-mipssde.h: Likewise.
15952 * gthr-nks.h: Likewise.
15953 * gthr-posix95.h: Likewise.
15954 * gthr-posix.h: Likewise.
15955 * gthr-rtems.h: Likewise.
15956 * gthr-single.h: Likewise.
15957 * gthr-solaris.h: Likewise.
15958 * gthr-tpf.h: Likewise.
15959 * gthr-vxworks.h: Likewise.
15960 * gthr-win32.h: Likewise.
15962 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15965 * config/i386/i386.md: Restrict the new peephole2 to move
15966 between MMX/SSE registers.
15968 2009-02-15 Richard Guenther <rguenther@suse.de>
15971 2009-02-13 Richard Guenther <rguenther@suse.de>
15973 * configure.ac: Enable LFS.
15974 * configure: Re-generate.
15975 * config.in: Likewise.
15977 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15979 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15980 spu_srqwbyte, spu_srqwbytebc): Define.
15981 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15982 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15983 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15984 "shrqby_<mode>"): New insn-and-split patterns.
15985 * config/spu/spu.c (expand_builtin_args): Determine and return
15986 number of operands using spu_builtin_description data.
15987 (spu_expand_builtin_1): Use it.
15989 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15992 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15995 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15998 * config/i386/i386.c (override_options): Correct warning
15999 messages for -malign-loops, -malign-jumps and -malign-functions.
16001 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16004 * config/i386/i386.md: Restrict the new peephole2 to move
16005 between the general purpose registers.
16007 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16010 * config/i386/i386.c (type_natural_mode): Add a new argument.
16011 Return the original mode and warn ABI change if vector size is 32byte.
16012 (function_arg_advance): Updated.
16013 (function_arg): Likewise.
16014 (ix86_function_value): Likewise.
16015 (ix86_return_in_memory): Likewise.
16016 (ix86_sol10_return_in_memory): Likewise.
16017 (ix86_gimplify_va_arg): Likewise.
16018 (function_arg_32): Don't warn ABX ABI change here.
16019 (function_arg_64): Likewise.
16021 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16023 * loop-iv.c (implies_p): In the final case, test that operands 0
16024 of the two comparisons match.
16026 * config/bfin/bfin.c (find_prev_insn_start): New function.
16027 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16028 (find_next_insn_start): Move.
16030 2009-02-13 Richard Guenther <rguenther@suse.de>
16032 * configure.ac: Enable LFS.
16033 * configure: Re-generate.
16034 * config.in: Likewise.
16036 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16039 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16040 sizes on syntax error after some arguments have been parsed.
16042 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16044 * doc/invoke.texi (-fira): Remove.
16046 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16048 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16049 * recog.c: Likewise.
16052 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16054 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16055 (umul_ppmm): Likewise.
16056 (count_leading_zeros): Likewise.
16057 (count_trailing_zeros): Likewise.
16058 (UMUL_TIME): Likewise.
16060 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16062 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16063 soft-fp/t-softfp to tmake_file.
16065 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16066 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16067 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16068 IA64_BUILTIN_INFQ]: New.
16069 (ia64_init_builtins): Initialize __builtin_infq,
16070 __builtin_fabsq and __builtin_copysignq if not HPUX.
16071 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16072 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16074 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16076 (__fixtfti): Likewise.
16077 (__fixunstfti): Likewise.
16078 (__floattitf): Likewise.
16080 * config/ia64/libgcc-glibc.ver: New.
16081 * config/ia64/t-fprules-softfp: Likewise.
16082 * config/ia64/sfp-machine.h: Likewise.
16084 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16085 (LIBGCC2_TF_CEXT): Likewise.
16086 (TF_SIZE): Likewise.
16087 (TARGET_INIT_LIBFUNCS): Likewise.
16089 * config/ia64/t-glibc (SHLINB_MAPFILES):
16090 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16092 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16094 * config/i386/i386.c (construct_container): Rewrite processing
16095 BLKmode with X86_64_SSE_CLASS.
16097 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16100 * config/i386/i386.md: Replace simplify_replace_rtx with
16101 replace_rtx in the new peephole2.
16103 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16105 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16106 loop unrolling do not happen at -O2.
16108 2009-02-12 Michael Matz <matz@suse.de>
16110 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16112 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16114 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16117 2009-02-12 Ben Elliston <bje@au.ibm.com>
16119 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16120 patterns when updating the back chain. Missed in the 2009-02-10
16123 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16125 * doc/extend.texi (Decimal Floating Types): Update identifier of
16126 draft TR and list of missing support.
16128 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16130 PR middle-end/39154
16131 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16132 bit to variable length decl's flags, add it also to its
16133 pointer replacement variable.
16135 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16136 Jakub Jelinek <jakub@redhat.com>
16139 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16140 (memory_blockage): New expander.
16141 (*memory_blockage): New insn pattern.
16142 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16143 instead of general blockage at the end of function prologue when
16144 frame pointer is used to access red zone area. Do not emit blockage
16145 when profiling, it is emitted in generic code.
16146 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16147 function epilogue when frame pointer is used to access red zone area.
16149 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16152 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16153 by arithmetic with memory operands.
16154 * config/i386/predicates.md (commutative_operator): New.
16156 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16158 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16161 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16163 * alias.h (record_alias_subset): Declare.
16164 * alias.c (record_alias_subset): Make global.
16166 2009-02-10 Nick Clifton <nickc@redhat.com>
16168 * tree-parloops.c: Change license to GPLv3.
16169 * ipa-struct-reorg.c: Change license to GPLv3.
16170 * ipa-struct-reorg.h: Change license to GPLv3.
16172 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16175 * c-decl.c (start_struct): Return NULL on error.
16177 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16179 PR middle-end/39124
16180 * cfgloopmanip.c (remove_path): Call remove_bbs after
16181 cancel_loop_tree, not before it.
16184 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16185 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16186 VAR_DECLs were seen.
16187 * tree-ssa-live.c (remove_unused_locals): Recompute
16188 cfun->has_local_explicit_reg_vars.
16189 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16190 copies or clearings if cfun->has_local_explicit_reg_vars.
16192 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16195 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16196 of function prologue when frame pointer is used to access
16199 2009-02-10 Richard Guenther <rguenther@suse.de>
16201 PR middle-end/39127
16202 * gimplify.c (gimple_regimplify_operands): Always look if
16203 we need to create a temporary.
16205 2009-02-10 Richard Guenther <rguenther@suse.de>
16207 PR tree-optimization/39132
16208 * tree-loop-distribution.c (todo): New global var.
16209 (generate_memset_zero): Trigger TODO_rebuild_alias.
16210 (tree_loop_distribution): Return todo.
16212 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16215 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16216 (x86_64_reg_class_name): Removed.
16217 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16218 first one isn't X86_64_SSE_CLASS or any other ones aren't
16219 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16220 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16221 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16222 and 3 X86_64_SSEUP_CLASS.
16223 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16224 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16226 2009-02-10 Ben Elliston <bje@au.ibm.com>
16228 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16229 form instruction to update the stack back chain word, even if the
16230 user has disabled the generation of update instructions.
16231 (movdi_<mode>_update_stack): New.
16232 (movsi_update_stack): Likewise.
16233 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16234 always use an update form instruction to update the stack back
16237 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16239 PR middle-end/38953
16240 * graphite.c (if_region_set_false_region): After moving a region in
16241 the false branch of a condition, remove the empty dummy basic block.
16242 (gloog): Remove wrong fix for PR38953.
16244 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16246 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16247 generation due to implicit sign extension.
16249 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16251 PR middle-end/38981
16252 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16253 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16255 2009-02-09 Richard Guenther <rguenther@suse.de>
16257 PR middle-end/35202
16258 * convert.c (convert_to_real): Disable (float)fn((double)x)
16259 to fnf(x) conversion if errno differences may occur and
16260 -fmath-errno is set.
16262 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16264 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16265 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16266 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16268 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16271 * c-common.c (handle_alias_attribute): Disallow attribute for
16272 anything not a FUNCTION_DECL or VAR_DECL.
16274 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16277 * real.c (do_compare): Special-case compare of zero against
16278 decimal float value.
16280 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16283 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16284 as indicating flexible array members unless the field itself is
16285 being declarared as the incomplete array.
16287 2009-02-06 Jan Hubicka <jh@suse.cz>
16289 PR tree-optimization/38844
16290 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16291 is already inlined.
16293 2009-02-06 Richard Guenther <rguenther@suse.de>
16295 PR middle-end/38977
16296 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16297 fork because we may expand it as __gcov_fork.
16299 2009-02-06 Nick Clifton <nickc@redhat.com>
16301 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16303 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16305 PR tree-optimization/35659
16306 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16307 vn_phi_eq): Shortcut if hashcode does not match.
16308 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16310 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16311 and avoid iterative_hash_expr.
16312 (FOR_EACH_VALUE_ID_IN_SET): New.
16313 (value_id_compare): Remove.
16314 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16315 sort expressions by value id.
16317 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16320 * config/sh/predicates.md (general_movsrc_operand): Don't check
16321 the subreg of system registers here.
16323 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16326 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16327 on the copied decl.
16329 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16331 PR rtl-optimization/39110
16332 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16333 addresses, not aligned ones.
16335 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16336 Richard Guenther <rguenther@suse.de>
16338 PR tree-optimization/39100
16339 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16340 comment says and add edges.
16342 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16345 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16346 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16348 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16350 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16351 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16352 register_bb_in_sese, new_sese, free_sese): Moved.
16353 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16354 outermost_loop_in_scop, build_scop_iteration_domain,
16355 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16356 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16357 Use loop_in_sese_p instead of loop_in_scop_p.
16358 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16359 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16360 (scopdet_basic_block_info): Fix bug in scop detection.
16361 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16362 eq_loop_to_cloog_loop): Remove.
16363 (nb_loops_around_loop_in_scop, nb_loop
16364 ref_nb_loops): Moved here...
16365 * graphite.h (ref_nb_loops): ... from here.
16366 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16367 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16368 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16369 * testsuite/gcc.dg/graphite/scop-19.c: New
16371 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16372 Hans-Peter Nilsson <hp@axis.com>
16374 PR rtl-optimization/37889
16375 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16376 Move offset handling from PLUS to before the switch. Use new
16377 arguments when considering SYMBOL_REFs too.
16378 (rtx_addr_can_trap_p): Pass dummy offset and size.
16379 (enum may_trap_p_flags): Remove.
16380 (may_trap_p_1): Pass size from MEM_SIZE.
16382 PR rtl-optimization/38921
16383 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16384 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16385 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16386 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16388 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16390 AVX Programming Reference (January, 2009)
16391 * config/i386/sse.md (*vpclmulqdq): New.
16393 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16395 PR tree-optimization/38977
16396 PR gcov-profile/38292
16397 * calls.c (special_function_p): Disregard __builtin_ prefix.
16399 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16401 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16402 non-indexable addresses even before reload.
16404 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16407 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16408 as having variable size. Do not give an error for unnamed
16409 parameters with [*] declarators. Give a warning for type names
16410 with [*] declarators and mark them as variable size.
16411 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16412 for sizeof applied to [*] type names.
16414 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16417 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16419 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16421 * gcc.c (process_command): Update copyright notice dates.
16422 * gcov.c (print_version): Likewise.
16423 * gcov-dump.c (print_version): Likewise.
16424 * mips-tfile.c (main): Likewise.
16425 * mips-tdump.c (main): Likewise.
16427 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16430 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16431 for composite type involving a zero-length array type.
16433 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16436 * function.c (match_asm_constraints_1): Skip over
16437 initial optional % in the constraint.
16439 PR inline-asm/39059
16440 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16441 supported, don't accept FIXED_CSTs.
16442 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16443 and _Sat is used without _Fract/_Accum. Set specs->type to
16444 integer_type_node for cts_fract/cts_accum if fixed point is not
16447 2009-02-02 Catherine Moore <clm@codesourcery.com>
16449 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16451 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16453 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16454 (ABI_HAS_64BIT_SYMBOLS): Use it.
16455 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16457 2009-02-02 Paul Brook <paul@codesourcery.com>
16459 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16461 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16463 PR inline-asm/39058
16464 * recog.h (asm_operand_ok): Add constraints argument.
16465 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16466 recurse on matching constraint.
16467 (check_asm_operands): Pass constraints as 3rd argument to
16468 asm_operand_ok. Don't look up matching constraint here.
16469 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16472 2009-02-02 Ben Elliston <bje@au.ibm.com>
16474 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16475 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16477 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16479 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16480 information. Remove some obsolete information. Reorganize.
16482 * config/pa/fptr.c: Revert license to GPL 2.
16483 * config/pa/milli64.S: Likewise.
16485 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16488 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16489 LIBRARY name in, instead of hard-coding it.
16490 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16491 extra target make frag to tmake_files according to EH model.
16492 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16493 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16494 frags that define makefile variable EH_MODEL appropriately.
16495 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16496 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16497 to "-sjlj" according to type of EH configured.
16498 (LIBGCC_SONAME): Concatenate it to shared library base name.
16499 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16500 to "_sjlj" according to type of EH configured.
16501 (LIBGCC_SONAME): Concatenate it to shared library base name.
16502 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16503 (SHLIB_LINK): Add missing semicolon to if-else construct.
16504 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16505 string value of "pe_dll" command-line option.
16506 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16507 (SHLIB_SONAME): Use it when overriding t-cygming default.
16508 (SHLIB_IMPLIB): Override t-cygming default.
16509 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16510 string value of "pe_dll" command-line option.
16512 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16515 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16516 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16518 2009-01-31 Richard Guenther <rguenther@suse.de>
16520 PR tree-optimization/38937
16521 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16522 computing the transitive closure.
16524 2009-01-30 Richard Guenther <rguenther@suse.de>
16526 PR tree-optimization/39041
16527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16528 Propagate variable indices only if the types match for this stmt.
16530 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16533 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16534 inline but never defined.
16536 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16538 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16539 (*insv_h_di_reg_extimm): New insn.
16540 (*insv_l<mode>_reg_extimm): New insn.
16542 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16544 * config/picochip/picochip.c (flag_conserve_stack): set
16545 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16546 fconserve-stack. Reduce call-overhead used by inliner.
16548 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16551 * common.opt (flag_conserve_stack): Initialised to zero.
16553 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16556 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16557 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16560 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16562 * ira-color.c (allocno_reload_assign): Update comments.
16563 * regmove.c (regmove_optimize): Likewise.
16567 2009-01-29 Robert Millan <rmh@aybabtu.com>
16569 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16570 * config/i386/kopensolaris-gnu.h: New file. Undefine
16571 `MD_UNWIND_SUPPORT'.
16572 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16574 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16576 PR tree-optimization/39007
16577 * tree-loop-distribution.c (generate_builtin): Use
16578 recompute_dominator to compute the immediate dominator of the
16579 basic block just after the loop.
16581 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16583 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16584 (ASM_OUTPUT_DWARF_PCREL): Define.
16586 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16588 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16589 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16590 global. Modify entries about regmove and IRA.
16592 * ra-conflict.c: Remove the file.
16594 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16596 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16597 (pass_regclass_init): Rename to pass_reginfo_init.
16599 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16601 * toplev.h (flag_ira): Remove.
16603 * caller-save.c (setup_save_areas): Remove flag_ira.
16605 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16607 * global.c: Remove the file.
16609 * opts.c (decode_options): Remove flag_ira.
16611 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16613 * regmove.c: Modify file description.
16614 (find_use_as_address, try_auto_increment): Define them only if
16615 AUTO_INC_DEC is defined.
16616 (replacement_quality, replace_in_call_usage, fixup_match_1,
16617 stable_and_no_regs_but_for_p): Remove.
16618 (reg_set_in_bb): Make it static.
16619 (regmove_optimize): Remove flag_ira and code which worked for
16622 * local-alloc.c: Remove the file.
16624 * common.opt (fira): Remove.
16626 * ira.c: Include except.h.
16627 (eliminable_regset): Move from global.c.
16628 (mark_elimination): Ditto. Remove flag_ira.
16629 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16630 equiv_mem_modified, validate_equiv_mem_from_store,
16631 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16632 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16633 no_equiv, recorded_label_ref): Move from local-alloc.c.
16634 (update_equiv_regs): Ditto. Make it static.
16635 (print_insn_chain, print_insn_chains): Move it from global.c.
16636 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16637 (build_insn_chain): Ditto. Make it static.
16638 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16639 Rename to init_live_subregs.
16640 (gate_ira): Remove flag_ira.
16642 * regclass.c: Rename reginfo.c. Change file description.
16643 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16644 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16645 (init_reg_sets_1): Remove code for evaluation of
16646 reg_class_superclasses and losing_caller_save_reg_set.
16647 (init_regs): Remove init_reg_autoinc.
16648 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16649 ok_for_base_p_nonstrict): Remove.
16650 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16651 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16652 corresponding entries.
16653 (dump_regclass, record_operand_costs, scan_one_insn,
16654 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16655 record_address_regs, auto_inc_dec_reg_p): Remove.
16656 (gt-regclass.h): Rename to gt-reginfo.h.
16658 * rtl.h (dump_global_regs, retry_global_alloc,
16659 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16661 * Makefile.in (RA_H): Remove.
16662 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16663 Rename regclass.o to reginfo.o.
16664 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16666 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16667 (GTFILES): Rename regclass.c to reginfo.c.
16669 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16670 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16672 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16673 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16675 (finish_spills): Ditto. Remove code for !flag_ira.
16677 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16679 PR middle-end/35854
16680 * doc/invoke.texi (rtl debug options): Complete rewrite.
16681 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16683 * mode-switching.c (pass_mode_switching): Rename pass from
16684 "mode-sw" to "mode_sw".
16685 * except.c (pass_convert_to_eh_ranges): Rename pass from
16686 "eh-ranges" to "eh_ranges".
16687 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16691 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16692 Alexander Monakov <amonakov@ispras.ru>
16694 PR middle-end/38857
16695 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16697 (move_exprs_to_boundary): Change return type and pass through
16698 should_move from move_op. Relax assert. Update usage ...
16699 (schedule_expr_on_boundary): ... here. Use should_move instead of
16701 (move_op_orig_expr_found): Indicate that insn was disconnected from
16703 (code_motion_process_successors): Do not call after_merge_succs
16704 callback if original expression was not found when traversing any of
16706 (code_motion_path_driver): Change return type. Update prototype.
16707 (move_op): Update comment. Add a new parameter (should_move). Update
16708 prototype. Set *should_move based on indication provided by
16709 move_op_orig_expr_found.
16711 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16713 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16714 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16715 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16716 * config/rs6000/rs6000.c (rs6000_override_options): Default
16717 avoid-indexed-addresses on for Power6, off for everything else.
16718 (avoiding_indexed_address_p): New function.
16719 (rs6000_legitimize_address): Use it.
16720 (rs6000_legitimate_address): Likewise.
16721 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16723 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16725 PR tree-optimization/38997
16726 * tree-loop-distribution.c (generate_memset_zero): Use
16727 POINTER_PLUS_EXPR for a pointer addition.
16729 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16731 * config/s390/s390.md (bswap<mode>2): New pattern added.
16733 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16735 * config/s390/s390.md (*tls_load_31): Added type attribute.
16737 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16739 * config/s390/s390.md: Fix a few comments.
16741 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16743 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16744 (*tm<mode>_full): Fixed z10prop attribute.
16745 (*tst<mode>_extimm): Fixed z10prop attribute.
16746 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16747 (*tstqiCCT_cconly): Fixed z10prop attribute.
16748 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16749 (*movsi_larl): Fixed z10prop attribute.
16750 (*movsi_zarch): Fixed z10prop attribute.
16751 (*movsi_eas): Fixed z10prop attribute.
16752 (*movhi): Fixed z10prop attribute.
16753 (*movqi): Fixed z10prop attribute.
16754 (*movstrictqi): Fixed z10prop attribute.
16755 (*mov<mode>): Fixed z10prop attribute.
16756 (*movcc): Fixed z10prop attribute.
16757 (*sethighpartdi_64): Fixed z10prop attribute.
16758 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16759 (*negdi2_sign_cc): Fixed z10prop attribute.
16760 (*negdi2_sign): Fixed z10prop attribute.
16761 (*absdi2_sign_cc): Fixed z10prop attribute.
16762 (*absdi2_sign): Fixed z10prop attribute.
16763 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16764 (*negabsdi2_sign): Fixed z10prop attribute.
16765 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16766 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16767 (doloop_si64): Fixed z10prop attribute.
16768 (doloop_si31): Fixed z10prop attribute.
16769 (doloop_long): Fixed z10prop attribute.
16770 (indirect_jump): Fixed z10prop attribute.
16771 (nop): Fixed z10prop attribute.
16772 (main_base_64): Fixed z10prop attribute.
16773 (reload_base_64): Fixed z10prop attribute.
16775 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16777 PR rtl-optimization/38740
16778 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16780 * config/mips/mips.c (mips_reorg): Likewise.
16782 2009-01-28 Richard Guenther <rguenther@suse.de>
16784 PR tree-optimization/38926
16785 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16786 with the correct value id to a value.
16787 (do_regular_insertion): Use the value number of edoubleprime
16788 for the value number of the expr.
16791 2008-08-21 Richard Guenther <rguenther@suse.de>
16793 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16794 a PHI ask VN if it is already available.
16795 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16796 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16798 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16800 PR middle-end/38934
16801 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16802 set to varying whenever max has TREE_OVERFLOW set, similarly
16803 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16805 2009-01-28 Richard Guenther <rguenther@suse.de>
16807 PR middle-end/38908
16808 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16809 uninitialized aggregate uses in call arguments.
16811 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16813 PR tree-optimization/38984
16814 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16815 the nothing_id variable if -fno-delete-null-pointer-checks.
16817 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16820 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16821 (set_got_offset_rex64): Ditto.
16823 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16826 * doc/extend.texi: Improve local variable with asm reg.
16828 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16830 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16831 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16832 was not supplied then set warn_packed_bitfield_compat to the
16833 default value of 1.
16834 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16837 2009-01-27 Richard Guenther <rguenther@suse.de>
16839 PR tree-optimization/38503
16840 * cfgexpand.c (expand_gimple_basic_block): Ignore
16841 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16842 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16843 variables that cannot have TBAA applied.
16844 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16847 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16849 PR middle-end/38969
16850 * calls.c (initialize_argument_information): Do not wrap complex
16851 arguments in SAVE_EXPR.
16853 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16855 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16856 (INSTALL_LIBGCC): Revert typo commit.
16858 2009-01-26 Richard Guenther <rguenther@suse.de>
16860 PR tree-optimization/38745
16861 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16862 from special handling.
16864 2009-01-26 Richard Guenther <rguenther@suse.de>
16866 PR tree-optimization/38745
16867 * tree-ssa.c (execute_update_addresses_taken): Do not include
16868 variables that cannot possibly be a register in not_reg_needs.
16869 Do not clear TREE_ADDRESSABLE on vars that may not become
16871 * tree-ssa.c (update_alias_info_1): Include those in the set
16872 of addressable vars.
16874 2009-01-26 Richard Guenther <rguenther@suse.de>
16876 PR middle-end/38851
16877 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16878 * tree-ssa-dse.c: Include langhooks.h
16879 (execute_simple_dse): Remove stores with zero size.
16881 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16884 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16887 2009-01-24 Julian Brown <julian@codesourcery.com>
16889 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16890 config/arm/linux-atomic.c.
16891 * config/arm/linux-atomic.c: New.
16893 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16895 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16896 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16897 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16899 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16902 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16905 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16907 PR tree-optimization/38953
16908 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16909 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16910 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16911 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16914 2009-01-24 Paul Brook <paul@codesourcery.com>
16916 * config/arm/neon.md (neon_type): Move to arm.md.
16917 (neon_mov<VSTRUCT>): Add neon_type attribute.
16918 * config/arm/arm.md (neon_type): Move to here.
16919 (conds): Add "unconditioal" and use as default for NEON insns.
16921 2009-01-24 Ben Elliston <bje@au.ibm.com>
16923 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16924 void *' warning from -Wc++-compat.
16925 * Makefile.in (dominance.o-warn): Remove.
16927 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16929 PR tree-optimization/38932
16930 * fold-const.c (fold_unary_ignore_overflow): New.
16931 * tree.h (fold_unary_ignore_overflow): Declare.
16932 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16933 * tree-ssa-sccvn.c (visit_reference_op_load,
16934 simplify_unary_expression): Likewise.
16936 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16938 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16939 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16940 regardless of their type.
16941 * c-common.c (handle_packed_attribute): Don't ignore packed on
16943 * c.opt (Wpacked-bitfield-compat): New warning option.
16944 * stor-layout.c (place_field): Warn if offset of a field changed.
16945 * doc/extend.texi (packed): Mention the ABI change.
16946 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16947 (Warning Options): Add it to the list.
16949 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16951 * c-opts.c (c_common_post_options): Fix a typo in comments.
16953 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16955 PR middle-end/38615
16956 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16957 variables to static.
16958 * doc/invoke.texi (-fmerge-all-constants): Update description.
16960 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16963 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16964 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16966 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16968 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16970 (LOCAL_ALIGNMENT): Similarly.
16972 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16973 Joseph Myers <joseph@codesourcery.com>
16975 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16976 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16977 * config/arm/arm-tune.md: Regenerate.
16978 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16981 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16983 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16984 version number to five.
16986 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16989 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16990 * c-common.c (set_underlying_type): Likewise.
16991 (is_typedef_decl ): Likewise
16993 (set_underlying_type): Likewise.
16994 (is_typedef_type): Likewise.
16996 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16998 PR middle-end/38587
16999 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17002 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17005 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17006 (LIBGCC_SPEC): Don't define.
17007 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17009 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17011 PR rtl-optimization/38879
17012 * alias.c (base_alias_check): Unaligned access via AND address can
17013 alias all surrounding object types except those with sizes equal
17014 or wider than the size of unaligned access.
17016 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17019 * c-decl.c (clone_underlying_type): Move this ...
17020 * c-common.c (set_underlying_type): ... here.
17021 Also, make sure the function properly sets TYPE_STUB_DECL() on
17022 the newly created typedef variant type.
17023 (is_typedef_decl ): New entry point.
17024 * tree.h: Added a new member member_types_needing_access_check to
17025 struct tree_decl_non_common.
17026 (set_underlying_type): New entry point.
17027 (is_typedef_type): Likewise.
17029 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17031 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17032 Check whether two instructions have memory references that
17033 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17034 are helper functions for traversing.
17035 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17036 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17037 not to draw dependency edge for instructions with non-conflicting
17040 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17043 * longlong.h: Update copyright years. Use soft-fp license notice.
17044 Sync __clz_tab declaration with glibc.
17046 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17049 * doc/extend.texi (syscall_linkage): New.
17050 (version_id): Modify.
17052 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17053 Richard Guenther <rguenther@suse.de>
17055 PR tree-optimization/38747
17056 PR tree-optimization/38748
17057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17058 conversion if the base address is an indirect reference and the
17059 aliasing sets could cause issues.
17061 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17063 * common.opt (fgraphite, fgraphite-identity): Add comment for
17064 explaining why these options are not documented.
17066 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17068 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17069 gimple_call_lhs is NULL.
17071 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17074 * emit-rtl.c (adjust_address_1): Make sure memref is never
17077 2009-01-20 Ben Elliston <bje@au.ibm.com>
17079 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17080 const qualifier from arg parameter. Remove unnecessary cast to char *.
17081 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17082 const qualifier from arg 2.
17084 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17086 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17088 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17091 * rtl.h (reinit_regs): New prototype.
17092 * regclass.c: Include ira.h.
17093 (reinit_regs): New.
17094 * Makefile.in (regclass.o): Add ira.h.
17095 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17097 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17100 * c-common.c (handle_aligned_attribute): Use
17101 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17102 default alignment value.
17104 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17106 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17107 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17109 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17110 __BIGGEST_ALIGNMENT__.
17112 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17114 2009-01-18 Richard Guenther <rguenther@suse.de>
17116 PR tree-optimization/38819
17117 * tree-flow.h (operation_could_trap_helper_p): Declare.
17118 * tree-eh.c (operation_could_trap_helper_p): Export.
17119 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17120 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17121 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17122 are about to insert a possibly trapping instruction and fail
17125 2009-01-18 Andreas Schwab <schwab@suse.de>
17127 * doc/install.texi (Configuration): Remove obsolete paragraph
17128 about use of --with-gnu-ld with --with-gnu-as.
17130 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17132 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17133 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17134 Follow spelling conventions.
17136 2009-01-18 Ben Elliston <bje@au.ibm.com>
17138 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17139 C++ warning about implicit conversion from void * to struct
17141 (bitmap_obstack_free): Likewise for bitmap_element *.
17142 * Makefile.in (bitmap.o-warn): Remove.
17144 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17146 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17148 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17149 Tobias Grosser <tobi.grosser@amd.com>
17151 * graphite.c (graphite_trans_scop_block): Do not block single
17154 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17156 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17157 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17158 test with assertion.
17160 2009-01-16 Richard Guenther <rguenther@suse.de>
17162 PR tree-optimization/38835
17163 PR middle-end/36227
17164 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17165 and INT + PTR -> (INT)(PTR p+ INT) folding.
17166 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17168 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17171 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17172 the subreg from a lowpart subreg if it is also casting the value.
17174 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17175 Tobias Grosser <tobi.grosser@amd.com>
17177 * graphite.c (compare_prefix_loops): New.
17178 (build_scop_canonical_schedules): Rewritten.
17179 (graphite_transform_loops): Move build_scop_canonical_schedules
17180 after build_scop_iteration_domain.
17182 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17183 Tobias Grosser <tobi.grosser@amd.com>
17185 * graphite.c (add_conditions_to_domain): Add the loops to
17186 the dimension of the iteration domain. Do copy the domain
17187 only when it exists.
17188 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17189 (add_conditions_to_constraints): New.
17190 (can_generate_code_stmt, can_generate_code): Removed.
17191 (gloog): Do not call can_generate_code.
17192 (graphite_transform_loops): Call add_conditions_to_constraints
17193 after building the iteration domain.
17195 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17197 PR tree-optimization/38789
17198 * tree-ssa-threadedge.c
17199 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17200 __builtin_constant_p.
17202 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17204 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17205 examined before deleting them.
17207 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17209 * function.c (aggregate_value_p): Correctly extract the function
17210 type from CALL_EXPR_FN lookup.
17212 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17214 * config/picochip/picochip.c (picochip_override_options): Revert
17215 CFI asm flag disable commited previously.
17217 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17218 Tobias Grosser <tobi.grosser@amd.com>
17219 Jan Sjodin <jan.sjodin@amd.com>
17221 * graphite.c (scan_tree_for_params): On substractions negate
17222 all the coefficients of the term.
17223 (clast_to_gcc_expression_red): New. Handle reduction expressions
17224 of more than two operands.
17225 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17226 (get_vdef_before_scop): Handle also the case of default definitions.
17228 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17230 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17231 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17232 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17234 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17235 Joey Ye <joey.ye@intel.com>
17237 PR middle-end/37843
17238 * cfgexpand.c (expand_stack_alignment): Don't update stack
17239 boundary nor check incoming stack boundary here.
17240 (gimple_expand_cfg): Update stack boundary and check incoming
17241 stack boundary here.
17243 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17245 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17247 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17249 PR rtl-optimization/38245
17250 * calls.c (expand_call): Add stack arguments to
17251 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17252 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17253 in regs and partially in memory or BLKmode arguments.
17254 (emit_library_call_value_1): Add stack arguments to
17255 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17256 ACCUMULATE_OUTGOING_ARGS).
17257 * dce.c: Include tm_p.h.
17258 (find_call_stack_args): New function.
17259 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17261 (mark_insn): Call find_call_stack_args for CALL_Ps.
17262 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17263 forwards. Allocate and free arg_stores bitmap if needed, pass it
17264 down to deletable_insn_p, don't mark stores set in arg_stores
17265 bitmap, clear the bitmap at the beginning of each bb.
17266 * Makefile.in (dce.o): Depend on $(TM_P_H).
17268 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17271 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17272 to make sure the insn is a conditional test (bug 22599). Reformat a
17275 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17277 PR middle-end/38431
17278 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17279 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17280 (gloog): Do not call cleanup_tree_cfg.
17281 (graphite_transform_loops): Call cleanup_tree_cfg after all
17282 scops have been code generated.
17284 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17285 * doc/gty.texi (Invoking the garbage collector): Added new node
17286 and section documenting ggc_collect.
17288 2009-01-14 Richard Guenther <rguenther@suse.de>
17290 PR tree-optimization/38826
17291 PR middle-end/38477
17292 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17293 initialization notes only if we actually emitted a warning.
17294 (intra_create_variable_infos): Add constraints for a result decl
17295 that is passed by hidden reference.
17296 (build_pred_graph): Mark all related variables non-direct on
17299 2009-01-14 Nick Clifton <nickc@redhat.com>
17301 * ira-conflicts.c: Include addresses.h for the definition of
17303 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17304 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17306 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17309 * Makefile.in (ira-lives.o): Add except.h.
17311 * ira-lives.c: Include except.h.
17312 (process_bb_node_lives): Process can_throw_internal.
17314 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17316 PR rtl-optimization/38774
17317 * combine.c (simplify_set): When undoing cc_use change, don't do
17318 PUT_CODE on the newly created comparison, but instead put back the
17321 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17323 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17324 values. Remove duplicate arm8 entry.
17326 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17328 PR tree-optimization/38786
17329 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17330 the SSA_NAME case of expand_scalar_variables_expr.
17331 Set the type of an expression to the type of its assign statement.
17332 (expand_scalar_variables_expr): Also gather the scalar computation
17333 used to index the memory access. Do not pass loop_p.
17334 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17335 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17336 the gimple_stmt_iterator where it inserts new code.
17337 Do not pass loop_p.
17338 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17339 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17341 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17343 * graphite.h (debug_value): Removed.
17344 * graphite.c (debug_value): Removed.
17346 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17348 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17349 ldrd/strd with two 32-bit instructions.
17351 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17353 * config/arm/arm.c (struct processors): Pass for speed down into
17354 cost helper functions.
17355 (const_ok_for_op): Handle COMPARE and inequality nodes.
17356 (arm_rtx_costs_1): Rewrite.
17357 (arm_size_rtx_costs): Update prototype.
17358 (arm_rtx_costs): Pass speed down to helper functions.
17359 (arm_slowmul_rtx_costs): Rework cost calculations.
17360 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17361 (arm_9e_rtx_costs): Likewise.
17363 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17365 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17366 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17367 (alpha_legitimize_address): Do not split local symbols wider than
17368 UNITS_PER_WORD into HIGH/LO_SUM parts.
17370 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17373 * gcc.c (process_command): Replace call to execvp with calls
17374 to pex_one and exit.
17376 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17379 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17380 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17381 variant for devices with 3-byte PC.
17382 (__tablejump_elpm__): New.
17384 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17387 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17388 offsetof member-designator, handle it as `[0].'.
17390 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17392 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17393 function when not using named sections on targets with named sections
17394 if branch distance is less than 262132.
17396 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17398 * combine.c (combine_instructions): Recompute
17399 optimize_this_for_speed_p for each BB in the main combine loop.
17401 2009-01-12 Tomas Bily <tbily@suse.cz>
17404 * tree-loop-distribution.c (prop_phis): New function.
17405 (generate_builtin): Call prop_phis.
17406 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17408 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17410 PR tree-optimization/38807
17411 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17412 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17414 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17416 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17417 subreg of op0 to the original op0.
17419 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17421 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17423 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17426 * mips-tfile.c (parse_def): Fix parsing of def strings
17427 starting with digits.
17429 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17432 * config/arm/arm.c (arm_is_long_call_p): Don't call
17433 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17435 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17437 * regrename.c (regrename_optimize): Fix dumping.
17438 (find_oldest_value_reg): Preserve REG_POINTER.
17439 (copy_hardreg_forward_1): Likewise.
17441 2009-01-09 Diego Novillo <dnovillo@google.com>
17443 * gimple.h (struct gimple_statement_base) <uid>: Document
17444 the restrictions on its use.
17445 (gimple_uid): Tidy.
17446 (gimple_set_uid): Tidy.
17448 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17450 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17451 zero guard even if align_bytes != 0 and count is smaller than
17454 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17456 PR rtl-optimization/38495
17457 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17458 (add_range_and_copies_from_move_list): Print all added ranges.
17459 Add ranges to memory optimized destination.
17461 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17465 * config/i386/i386.c (override_options): Reject
17466 -mstringop-strategy=rep_8byte with -m32.
17467 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17468 to 1. Do count comparison against epilogue_size_needed at compile
17469 time even when count_exp was constant forced into register. For
17470 size_needed don't jump to epilogue, instead just avoid aligning
17471 and invoke the body algorithm. If need_zero_guard, add zero guard
17472 even if count is non-zero, but smaller than size_needed + number of
17473 bytes that could be stored for alignment.
17474 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17475 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17476 but smaller than size_needed + number of bytes that could be stored
17477 for alignment. Compare size_needed with epilogue_size_needed instead
17478 of desired_align - align, don't adjust size_needed, pass
17479 epilogue_size_needed to the epilogue expanders.
17482 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17484 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17486 * pa.c (last_address): Change to unsigned.
17487 (update_total_code_bytes): Change argument to unsigned. Don't
17488 check if insn addresses are set.
17489 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17490 addresses are not set.
17491 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17493 2009-01-09 Nick Clifton <nickc@redhat.com>
17495 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17496 DECL_DECLARED_INLINE_P.
17498 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17500 PR middle-end/38347
17501 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17502 GET_MODE (op0) in operand_subword_force calls.
17504 PR middle-end/38771
17505 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17506 fold_convert arg0 operands to TREE_TYPE (op0) first.
17508 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17510 * params.def (ira-max-conflict-table-size): Decrease default value
17513 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17515 PR tree-optimization/37031
17516 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17518 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17519 allocate it using gc instead of heap, use VEC_quick_push instead of
17521 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17522 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17523 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17524 allocated vector from heap allocated.
17525 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17526 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17527 vector only after perfect_loop_nest_depth call.
17529 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17530 Jan Sjodin <jan.sjodin@amd.com>
17532 PR tree-optimization/38559
17533 * graphite.c (debug_value, copy_constraint,
17534 swap_constraint_variables, scale_constraint_variable, ): New.
17535 (get_lower_bound, get_upper_bound): Removed.
17536 (graphite_trans_bb_strip_mine): Clean up this code that works
17537 only for constant number of iterations. Fully copy upper and
17538 lower bound constraints, not only the constant part of them.
17539 * graphite.h (debug_value): Declared.
17541 2009-01-08 Ira Rosen <irar@il.ibm.com>
17543 PR tree-optimization/37194
17544 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17545 Don't add the cost of cost model guard in prologue to scalar
17546 outside cost in case of known number of iterations.
17548 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17549 Alan Modra <amodra@bigpond.net.au>
17551 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17552 non-word-aligned REG+CONST addressing.
17554 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17557 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17558 free_after_compilation when outputting a thunk.
17559 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17560 Do not call free_after_compilation here.
17562 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17564 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17565 (ix86_valid_target_attribute_inner_p): Ditto.
17567 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17569 PR tree-optimization/38492
17570 PR tree-optimization/38498
17571 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17572 * tree-chrec.h (scev_is_linear_expression): Declared.
17573 * graphite.c (graphite_cannot_represent_loop_niter): New.
17574 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17575 (graphite_loop_normal_form): Use gcc_assert.
17576 (scan_tree_for_params): Use CASE_CONVERT.
17577 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17578 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17579 Use gcc_assert. Discard scops that contain unhandled cases.
17580 (build_scop_conditions): Return a boolean status for unhandled cases.
17581 (strip_mine_profitable_p): Print the loop number, not its depth.
17582 (is_interchange_valid): Pass the depth of the loop nest, don't
17583 recompute it wrongly.
17584 (graphite_trans_bb_block): Same.
17585 (graphite_trans_bb_block): Print tentative of loop blocking.
17586 (graphite_trans_scop_block): Do not print that the loop has been
17588 (graphite_transform_loops): Do not handle scops that contain condition
17591 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17593 AVX Programming Reference (December, 2008)
17594 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17595 (_mm256_stream_pd): Likewise.
17596 (_mm256_stream_ps): Likewise.
17598 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17599 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17600 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17601 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17602 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17603 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17604 (ix86_expand_special_args_builtin): Likewise.
17606 * config/i386/sse.md (AVXMODEDI): New.
17607 (avx_movnt<mode>): Likewise.
17608 (avx_movnt<mode>): Likewise.
17609 (<sse>_movnt<mode>): Remove AVX support.
17610 (sse2_movntv2di): Likewise.
17612 2009-01-07 Richard Guenther <rguenther@suse.de>
17614 PR middle-end/38751
17615 * fold-const.c (extract_muldiv): Remove obsolete comment.
17616 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17617 to PLUS_EXPR canonicalization for the canonicalization.
17619 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17621 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17622 hosted cross-compilers generating less efficient code.
17624 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17626 * function.h (rtl_data): Add a dbr_scheduled_p field.
17627 * reorg.c (dbr_schedule): Set it.
17628 (gate_handle_delay_slots): Check it.
17629 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17630 (mips_reorg): Check flag_delayed_branch instead of
17631 mips_base_delayed_branch.
17632 (mips_override_options): Don't set mips_base_delayed_branch
17633 or flag_delayed_branch.
17635 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17637 PR rtl-optimization/38426.
17638 * ira.c (ira): Set current_function_is_leaf earlier.
17640 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17642 PR rtl-optimization/38722
17643 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17644 too early, only set a flag and modify after last possible
17647 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17650 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17651 * real.c (decimal_single_format): Correct values of emin and emax.
17652 (decimal_double_format): Ditto.
17653 (decimal_quad_format): Ditto.
17654 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17655 computation of DECnn_MIN and DECnn_MAX for corrected values of
17656 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17657 __DECnn_MIN__, and adjust its computation for the corrected value
17660 2009-01-06 Jan Hubicka <jh@suse.cz>
17663 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17665 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17667 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17668 Add Robert Clark to the list of testers.
17670 2009-01-06 Jan Hubicka <jh@suse.cz>
17671 Kai Tietz <kai.tietz@onevision.com>
17673 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17674 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17676 2009-01-06 Jan Hubicka <jh@suse.cz>
17677 Kai Tietz <kai.tietz@onevision.com>
17679 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17681 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17682 (ix86_nsaved_regs): Count only general purpose regs.
17683 (ix86_nsaved_sseregs): New.
17684 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17685 to 16 for w64; compute padding and size of sse reg save area.
17686 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17687 general purpose regs.
17688 (ix86_emit_save_sse_regs_using_mov): New.
17689 (ix86_expand_prologue): Save SSE regs if needed.
17690 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17691 (ix86_emit_restore_sse_regs_using_mov): New.
17692 (ix86_expand_epilogue): Save SSE regs if needed.
17694 2009-01-06 Jan Hubicka <jh@suse.cz>
17695 Kai Tietz <kai.tietz@onevision.com>
17697 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17698 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17699 functions when accumulate outgoing args is off.
17701 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17704 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17705 before using pseudos_have_intersected_live_ranges_p.
17707 * ira-int.h (ira_assert): Always define.
17709 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17711 AVX Programming Reference (December, 2008)
17712 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17713 (_mm256_permute2_pd): Likewise.
17714 (_mm_permute2_ps): Likewise.
17715 (_mm256_permute2_ps): Likewise.
17716 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17717 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17719 * config/i386/i386.c (ix86_builtins): Remove
17720 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17721 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17722 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17723 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17724 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17725 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17726 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17727 __builtin_ia32_vpermil2ps256.
17728 (ix86_init_mmx_sse_builtins): Updated.
17729 (ix86_expand_args_builtin): Likewise.
17731 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17733 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17734 long absolute calls when generating PA 2.0 code.
17736 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17738 PR rtl-optimization/38583
17739 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17741 * params.def (ira-max-conflict-table-size): New.
17743 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17745 * ira.h (ira_conflicts_p): New external definition.
17747 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17748 table. Report this. Return result of building.
17749 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17750 building conflict table.
17752 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17753 (ira_color): Use ira_conflicts_p.
17755 * global.c: Include ira.h.
17756 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17759 * Makefile.in (global.o): Add ira.h.
17761 * ira-build.c (mark_all_loops_for_removal,
17762 propagate_some_info_from_allocno): New.
17763 (remove_unnecessary_allocnos): Call
17764 propagate_some_info_from_allocno.
17765 (remove_low_level_allocnos): New.
17766 (remove_unnecessary_regions): Add parameter. Call
17767 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17768 parameter to remove_unnecessary_regions.
17769 (ira_build): Remove all regions but root if the conflict table was
17770 not built. Update conflict hard regs for allocnos crossing calls.
17772 * ira.c (ira_conflicts_p): New global.
17773 (ira): Define and use ira_conflicts_p.
17775 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17776 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17777 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17779 2009-01-06 Ben Elliston <bje@au.ibm.com>
17781 * gengtype-lex.l (YY_NO_INPUT): Define.
17783 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17786 * c-common.c (handle_vector_size_attribute): Also reject
17787 BOOLEAN_TYPE types.
17789 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17791 PR tree-optimization/38492
17792 * graphite.c (rename_map_elt, debug_rename_elt,
17793 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17794 rename_map_elt_info, eq_rename_map_elts,
17795 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17796 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17797 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17798 (sese_build_livein_liveouts): New.
17799 (new_sese, free_sese): New.
17800 (new_scop): Call new_sese.
17801 (free_scop): Call free_sese.
17802 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17803 (register_old_new_names): Renamed register_old_and_new_names.
17804 (register_scop_liveout_renames, add_loop_exit_phis,
17805 insert_loop_close_phis, struct igp,
17806 default_liveout_before_guard, add_guard_exit_phis,
17807 insert_guard_phis, copy_renames): New.
17808 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17809 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17810 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17811 (scop_adjust_phis_for_liveouts): New.
17812 (gloog): Call scop_adjust_phis_for_liveouts.
17814 * graphite.h (struct sese): Documented. Added fields liveout,
17815 num_ver and livein.
17816 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17817 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17818 (struct scop): Added field liveout_renames.
17819 (SCOP_LIVEOUT_RENAMES): New.
17821 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17823 PR tree-optimization/38510
17824 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17825 (translate_clast): Call recompute_all_dominators before
17827 (gloog): Call recompute_all_dominators before graphite_verify.
17829 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17830 Jan Sjodin <jan.sjodin@amd.com>
17832 PR tree-optimization/38500
17833 * graphite.c (create_sese_edges): Call fix_loop_structure after
17836 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17838 * config.gcc: Add m32r*-*-rtems*.
17839 * config/m32r/rtems.h: New file.
17841 2009-01-05 Ben Elliston <bje@au.ibm.com>
17843 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17844 (.po.pox): Likewise.
17845 (po/gcc.pot): Likewise.
17847 2009-01-04 David S. Miller <davem@davemloft.net>
17849 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17850 (STARTING_FRAME_OFFSET): Always set to zero.
17852 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17854 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17855 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17856 fixed-point types, and vectors of the same.
17858 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17860 * config/mips/sync.md (*mb_barrier): Rename to...
17861 (*memory_barrier): ...this.
17863 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17865 * doc/extend.texi (Function Attributes): Move @cindex after @item
17866 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17867 and put in alphabetical order. Fix 'target' name and put in order.
17868 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17871 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17873 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17874 (memory_barrier): Expand as unspec instead of unspec_volatile.
17875 Remove mem:BLK from insn operands. Use Pmode scratch register.
17876 (*memory_barrier): Define as unspec instead of unspec_volatile.
17877 Use (match_dup 0) as input operand.
17879 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17880 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17881 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17882 scratch register. Remove operand 1.
17883 (*stbar): Define as unspec instead of unspec_volatile.
17884 Use (match_dup 0) as input operand, remove (const_int 8).
17885 (*membar): Define as unspec instead of unspec_volatile.
17886 Use (match_dup 0) as input operand, remove input operand 2.
17888 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17889 (memory_barrier): Expand as unspec instead of unspec_volatile.
17890 Remove mem:BLK from insn operands. Use Pmode scratch register.
17891 (*memory_barrier): Define as unspec instead of unspec_volatile.
17892 Use (match_dup 0) as input operand.
17894 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17895 Remove mem:BLK from insn operands. Use Pmode scratch register.
17896 Set volatile flag on operand 0.
17897 (*memory_barrier): New insn pattern.
17899 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17901 (*memory_barrier): Use (match_dup 0) as input operand.
17903 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17904 Remove mem:BLK from insn operands. Use Pmode scratch register.
17905 Set volatile flag on operand 0.
17906 (*mb_internal): New insn pattern.
17908 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17910 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17912 PR middle-end/38586
17913 * function.c (struct temp_slot): Move to the section of the file
17914 that deals with temp slots. Remove field 'address'.
17915 (temp_slot_address_table): New hash table of address -> temp slot.
17916 (struct temp_slot_address_entry): New struct, items for the table.
17917 (temp_slot_address_compute_hash, temp_slot_address_hash,
17918 temp_slot_address_eq, insert_temp_slot_address): Support functions
17920 (find_temp_slot_from_address): Rewrite to use the new hash table.
17921 (remove_unused_temp_slot_addresses): Remove addresses of temp
17922 slots that have been made available.
17923 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17924 worker function for remove_unused_temp_slot_addresses.
17925 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17926 Add the temp slot address to the address -> temp slot map.
17927 (update_temp_slot_address): Update via insert_temp_slot_address.
17928 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17929 (pop_temp_slots): Likewise.
17930 (init_temp_slots): Allocate the address -> temp slot map, or empty
17931 the map if it is already allocated.
17932 (prepare_function_start): Initialize temp slot processing.
17934 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17936 PR middle-end/38584
17937 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17938 Calculate the size of all stack vars assuming no packing of stack
17939 vars will happen, replacing a quadratic algorithm with a linear one.
17941 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17944 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17947 2009-01-03 Diego Novillo <dnovillo@google.com>
17949 * doc/contrib.texi: Update contributions.
17951 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17954 * builtins.c (fold_builtin_memory_op): Give up if either operand
17955 is volatile. Set srctype or desttype to non-qualified version
17959 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17960 and FUNCTION_DECLs.
17962 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17964 PR rtl-optimization/35805
17965 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17966 problem if fast dce is able to remove any instructions.
17967 * dce.c (dce_process_block): Fix dump message.
17969 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17972 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17974 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17976 PR middle-end/38690
17977 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17978 * tree-pretty-print.c (op_code_prio): New function.
17979 (op_prio): No longer static. Use op_code_prio.
17980 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17981 Use op_prio and op_code_prio to determine if () should be
17982 printed around operand(s) or not.
17984 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17985 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17986 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17987 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17988 pp_character instead of pp_string for single letter printing.
17990 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17992 * doc/extend.texi: Fix '#pragma GCC option' typo.
17994 2009-01-02 Richard Guenther <rguenther@suse.de>
17996 * doc/install.texi (--enable-checking): Mention different
17997 default for stage1.
17998 (--enable-stage1-checking): Document.
18000 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18002 PR middle-end/30142
18003 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18004 case to be an error.
18006 2009-01-02 Ben Elliston <bje@au.ibm.com>
18008 * config/fp-bit.h (pack_d): Constify argument.
18009 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18010 (isnan): Constify argument.
18012 (iszero): Likewise.
18013 (pack_d): Likewise.
18014 (_fpadd_parts): Constify return type.
18015 (_fpmul_parts): Likewise.
18016 (_fpdiv_parts): Likewise.
18018 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18021 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18022 warn about overwriting initializer with side-effects or
18023 -Woverride-init if !IMPLICIT.
18024 (output_init_element): Likewise. Pass IMPLICIT down to
18026 (process_init_element): Add IMPLICIT argument. Pass it down
18027 to output_init_element.
18028 (push_init_element, pop_init_level, set_designator): Adjust
18029 process_init_element callers.
18030 (set_nonincremental_init, set_nonincremental_init_from_string):
18031 Adjust add_pending_init callers.
18032 (output_pending_init_elements): Adjust output_init_element callers.
18033 * c-tree.h (process_init_element): Adjust prototype.
18034 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18035 process_init_element callers.
18038 Copyright (C) 2009 Free Software Foundation, Inc.
18040 Copying and distribution of this file, with or without modification,
18041 are permitted in any medium without royalty provided the copyright
18042 notice and this notice are preserved.