1 2009-07-03 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/40640
4 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7 2009-07-03 Jan Hubicka <jh@suse.cz>
9 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10 for size, reduce amount of inlining.
12 2009-07-03 Richard Guenther <rguenther@suse.de>
15 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to
16 (T2)t +- (T2)x if t +- x is known to not overflow and
17 the conversion widens the operation.
18 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
20 2009-07-03 Jan Hubicka <jh@suse.cz>
22 * ipa-pure-const.c (analyze): Update loop optimizer init.
23 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
24 try_remove_empty_loop, remove_empty_loops): Remove.
25 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
26 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
27 to mark regular loops as neccesary.
28 (degenerate_phi_p): New function.
29 (propagate_necessity, remove_dead_phis): Use it.
30 (forward_edge_to_pdom): Likewise.
31 (eliminate_unnecessary_stmts): Take care to remove uses of results of
32 virtual PHI nodes that became unreachable.
33 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
34 * tree-flow.h (remove_empty_loops): Remove.
35 * passes.c (init_optimization_passes): Remove.
37 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
39 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
41 (*fix_trunc<mode>_i387_1): Ditto.
42 (*floathi<mode>2_1): Ditto.
43 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
45 (*fist<mode>2_1): Ditto.
46 (frndintxf2_floor): Ditto.
47 (*fist<mode>2_floor_1): Ditto.
48 (frndintxf2_ceil): Ditto.
49 (*fist<mode>2_ceil_1): Ditto.
50 (frndintxf2_trunc): Ditto.
51 (frndintxf2_mask_pm): Ditto.
52 (fxam<mode>2_i387_with_temp): Ditto.
53 * config/i386/sse.md (mulv16qi3): Ditto.
54 (*sse2_mulv4si3): Ditto.
56 (sse4_2_pcmpestr): Ditto.
57 (sse4_2_pcmpistr): Ditto.
59 2009-07-03 Jan Hubicka <jh@suse.cz>
61 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
62 (mark_stmt_necessary): Set it.
63 (mark_operand_necessary): Set it.
64 (mark_control_dependent_edges_necessary): Set it.
65 (mark_virtual_phi_result_for_renaming): New function.
66 (get_live_post_dom): New function.
67 (forward_edge_to_pdom): New function.
68 (remove_dead_stmt): Fix handling of control dependences.
69 (tree_dce_init): Init new bitmap.
70 (tree_dce_done): Free it.
72 2009-07-02 Richard Guenther <rguenther@suse.de>
75 * tree-ssa-structalias.c (new_var_info): Initialize
78 2009-07-02 Jan Hubicka <jh@suse.cz>
80 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
83 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
85 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
86 instead of recomputing it. Adjust calls.
87 (emit_store_flag): Adjust recursive calls.
89 2009-07-02 Richard Guenther <rguenther@suse.de>
91 * tree-ssa-live.c (remove_unused_locals): Do not remove
93 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
94 of DECL_EXTERNAL for HEAP variables.
95 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
96 HEAP variables. Do not adjust RESTRICT vars.
97 (find_what_var_points_to): Nobody cares if something
100 2009-07-02 Ben Elliston <bje@au.ibm.com>
102 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
103 pc_low and pc_high declarations to the top of the function.
105 2009-07-01 DJ Delorie <dj@redhat.com>
107 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
109 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
110 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
111 unspecified accesses to control registers.
112 * config/mep/intrinsics.md: Regenerate.
113 * config/mep/intrinsics.h: Regenerate.
114 * config/mep/mep-intrin.h: Regenerate.
116 2009-07-01 Anthony Green <green@moxielogic.com>
118 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
119 instruction when possible.
120 (moxie_expand_prologue): Ditto. Also, save an instruction and
121 some complexity by popping off of $r12 instead of $sp.
122 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
125 2009-07-01 Richard Henderson <rth@redhat.com>
128 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
129 contained no insns, reposition note before last insn.
131 2009-07-01 Richard Henderson <rth@redhat.com>
134 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
135 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
137 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
140 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
141 darwin9 for printing reg addresses with %y.
143 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
145 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
146 truncation from operands in binary operations.
148 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
151 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
152 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
153 subreg of op0 to the original op0.
155 * expmed.c (store_bit_field_1): Use a temporary as the destination
156 instead of a paradoxical subreg when we need to truncate the result.
158 2009-07-01 DJ Delorie <dj@redhat.com>
160 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
161 names to VLIW variants.
162 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
163 * config/mep/intrinsics.md: Regenerate.
164 * config/mep/intrinsics.h: Regenerate.
165 * config/mep/mep-intrin.h: Regenerate.
167 2009-07-01 Jakub Jelinek <jakub@redhat.com>
170 * jump.c (returnjump_p): Revert last patch.
171 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
173 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
176 * pa.md (casesi32p): Use jump table label to determine the offset
178 (casesi64p): Likewise.
180 * pa.c (forward_branch_p): Return bool type. Use instruction
181 addresses when available. Assert that INSN has a jump label.
182 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
185 2009-07-01 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/19831
188 * tree-ssa-dce.c (propagate_necessity): Calls to functions
189 that only act as barriers do not make any previous stores necessary.
190 * tree-ssa-structalias.c (handle_lhs_call): Delay making
191 HEAP variables global, do not add a constraint from nonlocal.
192 (find_func_aliases): Handle escapes through return statements.
193 (compute_points_to_sets): Make escaped HEAP variables global.
195 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
198 * expmed.c (emit_store_flag): Perform a conversion if necessary,
199 after reducing a DImode cstore to SImode.
201 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
203 * expr.c (expand_expr_real_1): Reinstate fallthrough to
204 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
206 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
208 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
209 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
211 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
212 and umod_optab if TARGET_BSD_DIVMOD.
213 * config/vax/lib1funcs.asm: New file.
214 * config/vax/t-linux: New file.
215 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
217 2009-06-30 Jakub Jelinek <jakub@redhat.com>
220 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
221 to type arguments that have void type.
224 * dwarf2out.c (gen_formal_parameter_die): Call
225 equate_decl_number_to_die if node is different from origin.
227 2009-06-30 Anthony Green <green@moxielogic.com>
229 Clean up moxie port for --enable-build-with-cxx.
230 * config/moxie/moxie.c (moxie_function_value): First two
231 parameters are const_tree, not tree.
232 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
233 (REG_CLASS_NAMES): Ditto.
234 (REGNO_REG_CLASS): Ditto.
235 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
236 (moxie_function_value): Fix constyness of arguments.
238 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
240 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
241 finalize_size_functions before further processing.
242 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
243 (variable_size): Call self_referential_size on size expressions
244 that contain a PLACEHOLDER_EXPR.
245 (size_functions): New static variable.
246 (copy_self_referential_tree_r): New static function.
247 (self_referential_size): Likewise.
248 (finalize_size_functions): New global function.
249 * tree.c: Include tree-inline.h.
250 (push_without_duplicates): New static function.
251 (find_placeholder_in_expr): New global function.
252 (substitute_in_expr) <tcc_declaration>: Return the replacement object
254 <tcc_expression>: Likewise.
255 <tcc_vl_exp>: If the replacement object is a constant, try to inline
256 the call in the expression.
257 * tree.h (finalize_size_functions): Declare.
258 (find_placeholder_in_expr): Likewise.
259 (FIND_PLACEHOLDER_IN_EXPR): New macro.
260 (substitute_placeholder_in_expr): Update comment.
261 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
263 (copy_tree_body_r): Likewise.
264 (copy_tree_body): New static function.
265 (maybe_inline_call_in_expr): New global function.
266 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
267 (maybe_inline_call_in_expr): Declare.
268 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
269 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
272 2009-06-30 Richard Guenther <rguenther@suse.de>
274 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
276 (propagate_necessity): Do not mark reaching defs of stores
279 2009-06-30 Jan Hubicka <jh@suse.cz>
281 * cfgloopanal.c (check_irred): Move into ...
282 (mark_irreducible_loops): ... here; return true if ireducible
284 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
285 (analyze_function): Try to prove loop finiteness.
286 * cfgloop.h (mark_irreducible_loops): Update prototype.
287 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
289 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
291 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
293 2009-06-30 Ira Rosen <irar@il.ibm.com>
295 PR tree-optimization/40542
296 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
299 2009-06-30 Martin Jambor <mjambor@suse.cz>
301 PR tree-optimization/40582
302 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
303 than useless_type_conversion_p.
304 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
307 2009-06-30 Martin Jambor <mjambor@suse.cz>
310 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
312 2009-06-30 Richard Guenther <rguenther@suse.de>
314 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
315 use ao_ref references.
316 (walk_aliased_vdefs): Likewise.
317 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
318 * tree-ssa-dce.c (struct ref_data): Remove.
319 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
320 (mark_aliased_reaching_defs_necessary): Adjust.
321 (mark_all_reaching_defs_necessary_1): Likewise.
323 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
326 * expmed.c (emit_cstore): New name of emit_store_flag_1.
327 (emit_store_flag_1): Extract from emit_store_flag, adjust
328 calls to (what now is) emit_cstore.
329 (emit_store_flag): Call emit_store_flag_1 and also use it
330 for what used to be recursive calls.
332 2009-06-30 Wei Guozhi <carrot@google.com>
335 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
336 if the target bb post dominates from bb.
337 * config/i386/i386.c (memory_address_length): Check existence of base
338 register before using it.
340 2009-06-29 DJ Delorie <dj@redhat.com>
342 * doc/install.texi (mep-x-elf): Correct chip's full name.
344 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
346 * doc/extend.texi: Fix typo.
348 2009-06-29 Tom Tromey <tromey@redhat.com>
351 * Makefile.in (DWARF2_H): New variable.
353 (dwarf2out.o): Likewise.
354 (dwarf2asm.o): Likewise.
355 * config/i386/t-i386: Use DWARF2_H.
356 * except.c: Include elf/dwarf2.h.
357 * unwind-dw2.c: Include elf/dwarf2.h.
358 * dwarf2out.c: Include elf/dwarf2.h.
359 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
361 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
362 (size_of_loc_descr): Likewise.
363 (output_loc_operands_raw): Likewise.
364 (output_loc_operands): Handle new dtprel field.
365 (loc_checksum): Update.
366 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
367 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
368 * unwind-dw2-fde.c: Include elf/dwarf2.h.
369 * dwarf2asm.c: Include elf/dwarf2.h.
370 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
371 * config/mmix/mmix.c: Include elf/dwarf2.h.
372 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
373 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
374 * config/sh/sh.c: Include elf/dwarf2.h.
375 * config/i386/i386.c: Include elf/dwarf2.h.
377 2009-06-29 DJ Delorie <dj@redhat.com>
379 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
381 * doc/extend.texi: Add MeP attributes and pragmas.
382 * doc/invoke.text: Add MeP Options.
383 * doc/contrib.texi: Add MeP contribution.
384 * doc/md.texi: Add MeP constraints.
385 * doc/install.texi: Add MeP target.
387 2009-06-30 Anatoly Sokolov <aesok@post.ru>
389 * target.h (struct gcc_target): Add frame_pointer_required field.
390 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
391 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
392 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
394 * reload1.c (update_eliminables): (Ditto.).
395 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
396 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
397 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
399 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
401 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
402 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
403 (arm_frame_pointer_required): New function.
405 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
406 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
407 (avr_frame_pointer_required_p): Declare as static.
408 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
410 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
411 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
412 (bfin_frame_pointer_required): Make as static, change return type
414 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
416 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
417 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
418 (cris_frame_pointer_required): New function.
420 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
422 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
423 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
424 (fr30_frame_pointer_required): New function.
426 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
427 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
428 (frv_frame_pointer_required): Make as static, change return type
430 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
432 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
433 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
434 (ix86_frame_pointer_required): Make as static, change return type to
436 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
438 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
439 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
441 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
443 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
445 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
447 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
448 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
449 (mips_frame_pointer_required): Make as static.
450 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
452 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
453 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
454 (mmix_frame_pointer_required): Mew function.
456 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
457 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
459 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
461 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
463 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
465 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
466 (CAN_ELIMINATE): Redefine.
467 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
468 (sparc_frame_pointer_required): New function.
469 (sparc_can_eliminate): New function.
470 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
472 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
473 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
475 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
476 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
477 (xtensa_frame_pointer_required): Make as static, change return type
479 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
482 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
484 * doc/plugins.texi: Document PLUGIN_START_UNIT.
485 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
486 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
487 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
488 (register_callback): Handle PLUGIN_START_UNIT.
489 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
491 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
493 * tree.c (process_call_operands): Propagate TREE_READONLY from the
495 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
496 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
498 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
500 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
503 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
505 * doc/extend.texi (Additional Floating Types): __float128 is also
506 supported on i386 targets.
508 2009-06-29 Richard Guenther <rguenther@suse.de>
511 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
513 (pt_solutions_same_restrict_base): Declare.
514 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
516 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
517 (make_constraint_from, make_copy_constraint): Move earlier.
518 (make_constraint_from_heapvar): New function.
519 (make_constraint_from_restrict): Likewise.
520 (handle_lhs_call): Use it.
521 (find_func_aliases): Use it to track conversions to restrict
523 (struct fieldoff): Add only_restrict_pointers flag.
524 (push_fields_onto_fieldstack): Initialize it.
525 (create_variable_info_for): Track global restrict qualified pointers.
526 (intra_create_variable_infos): Use make_constraint_from_heapvar.
527 Track restrict qualified pointer arguments.
528 (set_uids_in_ptset): Use varinfo is_global_var flag.
529 (find_what_var_points_to): Set the vars_contains_restrict flag.
530 Always create the points-to solution for sets including restrict tags.
531 (pt_solutions_same_restrict_base): New function.
532 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
533 qualified pointers use pt_solutions_same_restrict_base as
534 additional source for disambiguation.
536 2009-06-29 Richard Guenther <rguenther@suse.de>
539 * alias.c (find_base_decl): Remove.
540 (get_deref_alias_set_1): Remove restrict handling.
541 * c-common.c (c_apply_type_quals_to_decl): Do not set
542 DECL_POINTER_ALIAS_SET.
543 * gimplify.c (find_single_pointer_decl_1): Remove.
544 (find_single_pointer_decl): Likewise.
545 (internal_get_tmp_var): Remove restrict handling.
546 (gimple_regimplify_operands): Likewise.
547 * omp-low.c (expand_omp_atomic_pipeline): Do not set
548 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
549 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
550 * tree.c (restrict_base_for_decl): Remove.
551 (init_ttree): Do not allocate it.
552 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
553 LABEL_DECL_UID for label decls.
554 (copy_node_stat): Do not copy restrict information.
555 (decl_restrict_base_lookup): Remove.
556 (decl_restrict_base_insert): Likewise.
557 (print_restrict_base_statistics): Likewise.
558 (dump_tree_statistics): Do not call print_restrict_base_statistics.
559 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
560 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
561 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
562 (LABEL_DECL_UID): Adjust.
563 (DECL_BASED_ON_RESTRICT_P): Remove.
564 (DECL_GET_RESTRICT_BASE): Likewise.
565 (SET_DECL_RESTRICT_BASE): Likewise.
566 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
568 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
569 instead of DECL_POINTER_ALIAS_SET.
570 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
571 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
572 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
574 2009-06-29 Richard Guenther <rguenther@suse.de>
576 PR tree-optimization/40579
577 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
578 the IL to simplify has constants that overflowed.
580 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
582 PR tree-optimization/40550
583 * tree-vect-generic.c (expand_vector_operations_1): Compute in
584 vector_compute_type only when the size of vector_compute_type is
585 less than the size of type.
587 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
589 * fold-const.c (contains_label_1): Fix comments.
590 (contains_label_p): Do not walk trees multiple time.
592 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
594 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
595 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
596 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
597 ix86_fp_comparison_operator.
598 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
599 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
600 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
601 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
602 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
603 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
604 (related splits): Change predicate to ix86_fp_comparison_operator.
605 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
606 instead of ix86_fp_comparison_codes.
607 (ix86_trivial_fp_comparison_operator,
608 ix86_fp_comparison_operator): New.
609 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
610 (ix86_expand_compare): Eliminate last two parameters.
611 (ix86_fp_jump_nontrivial_p): Kill.
612 * config/i386/i386.c (put_condition_code): Eliminate call to
613 ix86_fp_comparison_codes and subsequent assertion.
614 (ix86_fp_comparison_codes): Eliminate.
615 (ix86_fp_swap_condition): New.
616 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
617 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
618 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
619 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
620 and ix86_fp_swap_condition.
621 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
622 Use ix86_fp_comparison_strategy.
623 (ix86_expand_compare): Likewise. Eliminate last two arguments.
624 (ix86_fp_jump_nontrivial_p): Eliminate.
625 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
626 call to ix86_expand_compare.
627 (ix86_split_fp_branch, ix86_expand_setcc,
628 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
629 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
631 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
633 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
634 related to jump_clobbers.
635 * config/arm/arm.md (conds): Remove jump_clob case.
636 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
637 splits): Change comparison_operator to arm_comparison_operator.
638 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
641 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
643 * dojump.c (do_compare_rtx_and_jump): Try swapping the
644 condition for floating point modes.
645 * expmed.c (emit_store_flag_1): Move here a bigger part
647 (emit_store_flag): Try swapping the condition for floating point
649 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
651 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
653 * expr.c (expand_expr_real_1): Just use do_store_flag.
654 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
655 emit_store_flag_force.
656 * expmed.c (emit_store_flag_force): Copy here trick
657 previously in expand_expr_real_1. Try reversing the comparison.
658 (emit_store_flag_1): Work if target is NULL.
659 (emit_store_flag): Work if target is NULL, using the result mode
660 from the comparison. Use split_comparison, restructure final part
661 to simplify conditionals.
663 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
665 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
666 * dojump.c (do_jump): Change handling of floating-point
667 ops to use just do_compare_and_jump.
668 (split_comparison): New.
669 (do_compare_rtx_and_jump): Add here logic coming previously
670 in do_jump, using split_comparison.
672 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
675 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
677 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
679 * tree-ssa-alias.c: Fix unintentional commit.
681 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
683 * passes.c (execute_one_pass): Fix unintentional commit.
685 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
687 * df-problems.c (df_set_seen, df_unset_seen): Delete.
688 (df_rd_local_compute, df_md_local_compute): Inline them.
690 (df_md_scratch): New.
691 (df_md_alloc, df_md_free): Allocate/free it.
692 (df_md_local_compute): Only include live registers in init.
693 (df_md_transfer_function): Prune the in-set computed by
694 the confluence function, and the gen-set too.
696 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
698 PR rtl-optimization/26854
699 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
700 * df-problems.c (df_rd_add_problem): Fix comment.
701 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
702 df_md_simulate_artificial_defs_at_top,
703 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
704 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
705 df_md_transfer_function, df_md_init, df_md_confluence_0,
706 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
707 problem_MD, df_md_add_problem): New.
708 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
709 df_md_get_bb_info): New.
710 (DF_LAST_PROBLEM_PLUS1): Adjust.
712 * Makefile.in (fwprop.o): Include domwalk.h.
713 * fwprop.c: Include domwalk.h.
714 (reg_defs, reg_defs_stack): New.
715 (bitmap_only_bit_between): Remove.
717 (process_uses): Use reg_defs and local_md instead of
718 bitmap_only_bit_between and local_rd.
719 (single_def_use_enter_block): New, from build_single_def_use_links.
720 (single_def_use_leave_block): New.
721 (build_single_def_use_links): Remove code moved to
722 single_def_use_enter_block, invoke domwalk.
723 (use_killed_between): Adjust comment.
725 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
727 * bitmap.h (bitmap_ior_and_into): New.
728 * bitmap.c (bitmap_ior_and_into): New.
730 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
732 * domwalk.h (struct dom_walk_data): Remove all callbacks except
733 before_dom_children_before_stmts and after_dom_children_after_stmts.
734 Rename the two remaining callbacks to just before_dom_children and
735 after_dom_children. Remove other GIMPLE statement walking bits.
736 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
737 * graphite.c: Do not include domwalk.h.
738 * tree-into-ssa.c (interesting_blocks): New global.
739 (struct mark_def_sites_global_data): Remove it and names_to_rename.
740 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
741 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
742 now that they're not domwalk callbacks.
743 (rewrite_initialize_block): Rename to...
744 (rewrite_enter_block): ... this, place after called functions. Test
745 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
746 (rewrite_finalize_block): Rename to...
747 (rewrite_leave_block): ... this, place after called functions.
748 (rewrite_update_init_block): Rename to...
749 (rewrite_update_enter_block): ... this, place after called functions.
750 Test interesting_blocks, call rewrite_update_stmt and
751 rewrite_update_phi_arguments.
752 (rewrite_update_fini_block): Rename to...
753 (rewrite_leave_block): ... this, place after called functions.
754 (rewrite_blocks): Remove last argument, simplify initialization of
756 (mark_def_sites_initialize_block): Rename to...
757 (mark_def_sites_block): ... this, call mark_def_sites.
758 (mark_def_sites_blocks): Remove argument, simplify initialization of
760 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
761 (update_ssa): Likewise.
762 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
764 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
765 (dom_opt_initialize_block): Rename to...
766 (dom_opt_enter_block): ... this, place after called functions. Walk
767 statements here, inline propagate_to_outgoing_edges.
768 (dom_opt_finalize_block): Rename to...
769 (dom_opt_leave_block): ... this, place after called functions.
770 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
772 (dse_enter_block, dse_record_phi): New.
773 (dse_record_phis): Delete.
774 (dse_finalize_block): Rename to...
775 (dse_leave_block): ... this.
776 (tree_ssa_dse): Simplify initialization of walk_data.
777 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
778 Adjust initialization of walk_data.
779 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
780 * tree-ssa-loop-phiopt.c (get_non_trapping):
781 Adjust initialization of walk_data.
782 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
783 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
784 it's not a domwalk callback.
785 (uncprop_initialize_block): Rename to...
786 (dse_enter_block): ... this, call uncprop_into_successor_phis.
787 (dse_finalize_block): Rename to...
788 (dse_leave_block): ... this.
789 (tree_ssa_uncprop): Simplify initialization of walk_data.
790 * Makefile.in: Adjust dependencies.
792 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
794 * arm.md (casesi): Fix test for Thumb1.
795 (thumb1_casesi_internal_pic): Likewise.
796 (thumb1_casesi_dispatch): Likewise.
798 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
800 * config/arm/arm-cores.def: Added core cortex-m0.
801 * config/arm/arm-tune.md: Regenerated.
802 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
804 2009-06-26 DJ Delorie <dj@redhat.com>
806 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
808 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
809 the scheduler doesn't tag jump insns.
811 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
813 * c-decl.c (merge_decls): Re-indent.
815 2009-06-26 Janis Johnson <janis187@us.ibm.com>
818 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
819 Special-case decimal float constants.
821 2009-06-26 Richard Henderson <rth@redhat.com>
823 * function.h (struct function): Add cannot_be_copied_reason,
824 and cannot_be_copied_set.
825 * tree-inline.c (has_label_address_in_static_1): Rename from
826 inline_forbidden_p_2; don't set inline_forbidden_reason here.
827 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
828 don't set inline_forbidden_reason.
829 (copy_forbidden): New function, split out of inline_forbidden_p.
830 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
831 (inline_forbidden_p): Use copy_forbidden.
832 (tree_versionable_function_p): Likewise.
833 (inlinable_function_p): Merge into tree_inlinable_function_p.
834 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
835 * ipa-cp.c (ipcp_versionable_function_p): New function.
836 (ipcp_cloning_candidate_p): Use it.
837 (ipcp_node_modifiable_p): Likewise.
839 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
841 * builtins.c (expand_builtin_alloca): Handle builtin alloca
842 that is marked not to be inlined. Remove flag_mudflap use.
843 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
844 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
846 2009-06-26 Steve Ellcey <sje@cup.hp.com>
849 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
850 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
852 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
854 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
856 (__mingwthr_remove_key_dtor): Likewise.
858 2009-06-26 Richard Guenther <rguenther@suse.de>
860 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
862 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
865 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
866 try the non-cond_exec path also.
868 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
871 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
872 (output_cbranch): Use new functions.
873 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
876 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
877 Pat Haugen <pthaugen@us.ibm.com>
878 Revital Eres <ERES@il.ibm.com>
880 * config/rs6000/rs6000.c (print_operand): Correct lossage message
881 for %c error. Add %x support to print VSX registers as a unified
882 register set, instead of separate float and altivec registers.
883 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
884 %y case, and add support for VSX pre-modify addresses.
885 (output_toc): Add assert for CONST containing an integer constant
887 (rs6000_adjust_cost): Add POWER7 support.
888 (insn_must_be_first_in_group): Ditto.
889 (insn_must_be_last_in_group): Ditto.
890 (rs6000_emit_popcount): Ditto.
891 (rs6000_vector_mode_supported_p): Ditto.
893 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
894 Change some of the functions called by macros to being called
895 through a pointer, so debug functions can be inserted if
896 -mdebug=addr or -mdebug=cost.
897 (rs6000_preferred_reload_class_ptr): Ditto.
898 (rs6000_secondary_reload_class_ptr): Ditto.
899 (rs6000_secondary_memory_needed_ptr): Ditto.
900 (rs6000_cannot_change_mode_class_ptr): Ditto.
901 (rs6000_secondary_reload_inner): Ditto.
902 (rs6000_legitimize_reload_address): Ditto.
903 (rs6000_legitimize_reload_address_ptr): Ditto.
904 (rs6000_mode_dependent_address): Ditto.
905 (rs6000_mode_dependent_address_ptr): Ditto.
907 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
908 function to return true if the mode allows reg + integer
910 (virtual_stack_registers_memory_p): New function to return true if
911 the address refers to a virtual stack register.
912 (rs6000_legitimate_offset_address_p): Move code to say whether a
913 mode supports reg+int addressing to reg_offset_addressing_ok_p and
915 (rs6000_legitimate_address_p): Add checks for modes that only can
916 do reg+reg addressing. Start adding VSX support.
917 (rs6000_legitimize_reload_address): Ditto.
918 (rs6000_legitimize_address): Ditto.
919 (rs6000_debug_legitimate_address_p): New debug functions for
920 -mdebug=addr and -mdebug=cost.
921 (rs6000_debug_rtx_costs): Ditto.
922 (rs6000_debug_address_costs): Ditto.
923 (rs6000_debug_adjust_cost): Ditto.
924 (rs6000_debug_legitimize_address): Ditto.
925 (rs6000_legitimize_reload_address_ptr): Point to call normal
926 function or debug function. Make functions called via pointer
928 (rs6000_mode_dependent_address_ptr): Ditto.
929 (rs6000_secondary_reload_class_ptr): Ditto.
930 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
931 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
932 into a friendlier error.
933 (rs6000_init_builtins): Add initial VSX support.
934 (rs6000_adjust_cost): Fix some spacing issues.
936 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
937 (REG_CLASS_NAMES): Ditto.
938 (REG_CLASS_CONTENTS): Ditto.
939 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
940 pointer, to add -mdebug=addr support.
941 (CANNOT_CHANGE_MODE_CLASS): Ditto.
942 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
943 -mdebug=addr support.
944 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
945 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
946 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
948 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
950 (bswapsi*): Set attribute types for load/store. Add combiner
951 patterns to eliminate zero extend on 64-bit.
952 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
953 stdbrx if the hardware supports those instructions.
955 2009-06-25 Ian Lance Taylor <iant@google.com>
957 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
958 (Link Options): Document -static-libstdc++.
960 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
963 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
964 DATA_ALIGNMENT instead.
966 2009-06-25 Richard Guenther <rguenther@suse.de>
968 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
969 indirect references against the callused/escaped solutions.
970 (call_may_clobber_ref_p_1): Likewise.
972 2009-06-25 Martin Jambor <mjambor@suse.cz>
974 PR tree-optimization/40493
975 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
976 (enum unscalarized_data_handling): New type.
977 (handle_unscalarized_data_in_subtree): Return what has been done.
978 (load_assign_lhs_subreplacements): Handle left flushes differently.
979 (sra_modify_assign): Use unscalarized_data_handling, simplified
980 condition determining whether to remove the statement.
982 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
984 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
985 excerpt - @ should be doubled for texinfo.
987 2009-06-24 Ian Lance Taylor <iant@google.com>
989 * config/arc/arc.c: Include "df.h".
990 (arc_attribute_table): Make static. Move higher in file.
991 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
992 (output_shift): Initialize n later to avoid warning.
993 * config/arm/arm.c (arm_attribute_table): Make static. Move
995 * config/avr/avr.c (avr_attribute_table): Make static. Move
997 (reg_class_tab): Change array type from int to enum reg_class.
998 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1000 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1001 (lshrhi3_out): Likewise.
1002 (class_likely_spilled_p): Change return type to bool.
1003 (avr_rtx_costs): Use local code variable with enum type.
1004 * config/avr/avr.md (movmemhi): Use add_reg_note.
1005 (andhi3, andsi3): Don't use AS2 with "and".
1006 (iorhi3, iorsi3): Don't use AS2 with "or".
1007 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1008 * config/crx/crx.c: Include "df.h".
1009 (crx_attribute_table): Make static.
1010 * config/m32r/m32r.c: Include "df.h".
1011 (m32r_attribute_table): Make static. Move higher in file.
1012 (pop): Use add_reg_note.
1013 (block_move_call): Change 0 to LCT_NORMAL in function call.
1014 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1015 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1016 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1017 declare, not just when TREE_CODE is defined.
1018 * config/m68hc11/m68hc11.c: Include "expr.h".
1019 (m68hc11_attribute_table): Make static. Move higher in file.
1020 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1022 (m68hc11_register_indirect_p): Likewise.
1023 (m68hc11_function_arg_padding): Change return type to enum
1025 (emit_move_after_reload): Use add_reg_note.
1026 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1027 (m68hc11_split_logical): Likewise.
1028 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1030 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1031 to VOIDmode in function call.
1032 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1034 (m68hc11_split_logical): Update declaration.
1035 (m68hc11_function_arg_padding): Update declaration.
1036 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1037 to array of enum reg_class.
1038 (mcore_attribute_table): Make static. Move higher in file.
1039 (mcore_rtx_costs): Add cast to enum type.
1040 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1041 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1042 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1044 * config/sh/predicates.md (trapping_target_operand): Rename and to
1046 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1048 * config/spu/spu.c (spu_attribute_table): Make static. Move
1050 * config/v850/v850.c (v850_attribute_table): Make static. Move
1052 (v850_rtx_costs): Use local code with enum type.
1053 (expand_epilogue): Add cast.
1054 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1056 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1059 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1060 -m2a-single-only and -m2a-nofpu.
1061 * config/sh/sh.opt: Document m2a generates FPU code.
1063 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1065 * defaults.h (CAN_ELIMINATE): Provide default.
1066 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1067 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1068 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1069 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1070 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1071 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1072 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1073 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1074 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1075 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1077 2009-06-24 DJ Delorie <dj@redhat.com>
1079 * mep-ext-cop.cpu: Fix copyright notice.
1080 * mep-default: Fix copyright notice.
1081 * mep-core: Fix copyright notice.
1082 * mep: Fix copyright notice.
1083 * mep-ivc2: Fix copyright notice.
1084 * mep-c5: Fix copyright notice.
1086 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1088 * doc/contrib.texi (Contributors):
1090 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1093 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1094 src and dst operands if necessary.
1096 2009-06-23 DJ Delorie <dj@redhat.com>
1099 * config.gcc: Add mep support.
1100 * recog.c: Resurrect validate_replace_rtx_subexp().
1101 * recog.h: Likewise.
1102 * config/mep/: Add new port:
1103 * config/mep/constraints.md: New file.
1104 * config/mep/default.h: New file.
1105 * config/mep/intrinsics.h: New file.
1106 * config/mep/intrinsics.md: New file.
1107 * config/mep/ivc2-template.h: New file.
1108 * config/mep/mep-c5.cpu: New file.
1109 * config/mep/mep-core.cpu: New file.
1110 * config/mep/mep-default.cpu: New file.
1111 * config/mep/mep-ext-cop.cpu: New file.
1112 * config/mep/mep-intrin.h: New file.
1113 * config/mep/mep-ivc2.cpu: New file.
1114 * config/mep/mep-lib1.asm: New file.
1115 * config/mep/mep-lib2.c: New file.
1116 * config/mep/mep-pragma.c: New file.
1117 * config/mep/mep-protos.h: New file.
1118 * config/mep/mep-tramp.c: New file.
1119 * config/mep/mep.c: New file.
1120 * config/mep/mep.cpu: New file.
1121 * config/mep/mep.h: New file.
1122 * config/mep/mep.md: New file.
1123 * config/mep/mep.opt: New file.
1124 * config/mep/predicates.md: New file.
1125 * config/mep/t-mep: New file.
1127 2009-06-23 Ian Lance Taylor <iant@google.com>
1129 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1130 from loose_warn into c_loose_warn and from strict_warn into
1131 c_strict_warn. Set and substitute warn_cxxflags. Check for
1132 --enable-build-with-cxx. Set and substitute
1133 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1134 * Makefile.in (CXXFLAGS): New variable.
1135 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1136 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1137 the default is the same as $(STRICT_WARN).
1138 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1139 (CXX): New variable.
1140 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1141 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1142 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1143 (HOST_LIBS): New variable.
1144 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1145 (ALL_CXXFLAGS): New variable.
1146 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1147 * doc/install.texi (Configuration): Document
1148 --enable-build-with-cxx, --with-stage1-ldflags,
1149 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1150 * configure: Rebuild.
1152 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1154 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1155 from previous commit.
1157 2009-06-23 Ian Lance Taylor <iant@google.com>
1159 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1161 2009-06-23 Ian Lance Taylor <iant@google.com>
1163 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1164 with ATTRIBUTE_UNUSED.
1166 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1167 Pat Haugen <pthaugen@us.ibm.com>
1168 Revital Eres <eres@il.ibm.com>
1170 * config.in (HAVE_AS_POPCNTD): Add default definition.
1171 (HAVE_AS_LWSYNC): Ditto.
1173 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1175 (gcc_cv_as_powerpc_cmpb): Ditto.
1176 (gcc_cv_as_powerpc_dfp): Ditto.
1177 (gcc_cv_as_powerpc_vsx): Ditto.
1178 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1179 supporting the popcntd/lwsync instructions.
1180 (gcc_cv_as_powerpc_lwsync): Ditto.
1181 * configure: Regenerate.
1183 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1184 -mcpu=native and -mcpu=power7.
1185 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1187 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1188 a variable instead of a mask to reduce the number of mask bits.
1189 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1190 (-mbit-word): Ditto.
1191 (-mregnames): Ditto.
1192 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1193 (-mfused-madd): Ditto.
1195 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1197 (-mvsx): New switch for VSX instructions.
1198 (-misel): Move from a variable to a mask to allow it to be set by
1201 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1202 function declaration to an array declaration.
1203 (rs6000_hard_regno_nregs): New external array declaration.
1205 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1206 files included by rs6000.md.
1208 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1209 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1211 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1213 (rs6000_debug_reg): New -mdebug= variables.
1214 (rs6000_debug_addr): Ditto.
1215 (rs6000_debug_cost): Ditto.
1216 (rs6000_pmode): New variable to hold Pmode.
1217 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1218 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1219 calculated at compiler start.
1220 (rs6000_hard_regno_nregs): Change function to an array which holds
1221 HARD_REGNO_NREGS calculated at compiler start.
1222 (rs6000_explicit_options): Delete isel field.
1223 (rs6000_vector_unit): New array to hold which vector unit
1224 supports arithmetic options for a given type.
1225 (rs6000_vector_mem): New array to hold which vector unit supports
1226 memory reference operations for a given type.
1227 (rs6000_vector_align): New array to given the alignment of each
1229 (power7_cost): New basic costs for power7.
1230 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1231 (rs6000_hard_regno_nregs_internal): New function, moved from
1232 HARD_REGNO_NREGS, to calculate the number of registers each hard
1233 register takes for each type.
1234 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1235 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1236 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1237 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1238 unit information here so it is calculated once at compiler startup
1240 (rs6000_override_options): Make -misel a target mask. Add more
1241 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1242 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1244 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1245 (rs6000_handle_option): Move -misel from variable to target mask.
1246 (rs6000_builtin_mask_for_load): Add VSX support.
1247 (rs6000_conditional_register_usage): Ditto.
1248 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1249 (function_arg_boundary): Ditto.
1250 (rs6000_expand_builtin): Ditto.
1251 (def_builtin): Make abort message a little friendlier.
1252 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1254 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1255 assembler support the popcntd instruction instead of a vsx
1256 instruction to enable power7 support.
1257 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1258 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1259 option to the assembler if -mcpu=native.
1260 (ASM_CPU_NATIVE_SPEC): Ditto.
1261 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1263 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1264 the lwsync instruction.
1265 (enum processor_type): Add PROCESSOR_POWER7.
1266 (rs6000_debug_reg): New -mdebug= options.
1267 (rs6000_debug_addr): Ditto.
1268 (rs6000_debug_cost): Ditto.
1269 (rs6000_isel): Delete.
1270 (enum rs6000_vector): New enum to say what vector unit we have.
1271 (VECTOR_UNIT_*): New macros to say which vector unit has
1272 arithmetic operations for a given type.
1273 (VECTOR_MEM_*): New macros to say which vector unit has memory
1274 operations for a given type.
1275 (TARGET_LDBRX): Whether the machine supports the ldbrx
1277 (TARGET_ISEL): Delete, -misel moved to be a mask.
1278 (TARGET_ISEL64): New macro for 64-bit isel support.
1279 (UNITS_PER_VSX_WORD): New macro.
1280 (POINTER_SIZE): Move to be an external variable, rather than
1281 calculating whether we are generating 32 ot 64-bit code.
1283 (STACK_BOUNDARY): Add VSX support.
1284 (LOCAL_ALIGNMENT): Ditto.
1285 (SLOW_UNALIGNED_ACCESS): Ditto.
1286 (VSX_REGNO_P): New macro for VSX support.
1287 (VFLOAT_REGNO_P): Ditto.
1288 (VINT_REGNO_P): Ditto.
1289 (VLOGICAL_REGNO_P): Ditto.
1290 (VSX_VECTOR_MODE): Ditto.
1291 (VSX_SCALAR_MODE): Ditto.
1293 (VSX_MOVE_MODE): Ditto.
1294 (VSX_REG_CLASS_P): Ditto.
1295 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1297 (UNITS_PER_SIMD_WORD): Add VSX support.
1298 (MODES_TIEABLE_P): Ditto.
1299 (STARTING_FRAME_OFFSET): Ditto.
1300 (STACK_DYNAMIC_OFFSET): Ditto.
1301 (EPILOGUE_USES): Ditto.
1302 (REGNO_REG_CLASS): Move to array lookup.
1303 (CLASS_MAX_NREGS): Ditto.
1304 (rs6000_vector_reg_class): Add declaration.
1305 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1306 overlap with the floating point and Altivec registers.
1308 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1310 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1311 give the appropriate asm switches if -mcpu=native.
1312 (host_detect_local_cpu): Add support for "asm".
1313 (host_detect_local_cpu): Follow GNU code guidelines for name.
1315 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1316 -mbit-word to a variable instead of being a target mask.
1318 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1319 emit the lwsync instruction instead of emitting the instruction as
1320 an integer constant.
1322 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1323 fixuns_trundfsi2, move expander into rs6000.md.
1325 * config/rs6000/rs6000.md (cpu): Add power7.
1326 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1327 (logical predicate patterns): Change the single instruction
1328 primitives that set CR0 to be fast_compare instead of compare.
1330 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1331 (popcntddi2): Ditto.
1332 (popcount<mode>): Ditto.
1333 (floating multiply/add insns): Name the floating point
1335 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1336 (isel_unsigned_<mode>): Ditto.
1337 (fixuns_trundfsi2): Move expander here from spe.md.
1338 (smindi3): Define if we have -misel on 64-bit systems.
1343 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1345 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1347 * config/avr/avr.c (avr_current_device): New variable.
1348 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1349 (avr_arch, mcu_type_s): Move to avr.h.
1350 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1351 default_data_section_start fields.
1352 (avr_arch): Moved from avr.c.
1353 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1354 library_name fields.
1355 (avr_current_device, avr_mcu_types, avr_arch_types,
1356 avr_device_to_arch, avr_device_to_data_start,
1357 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1358 (EXTRA_SPEC_FUNCTIONS): Define.
1359 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1360 options mapping. Use device_to_arch and device_to_data_start insted.
1361 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1362 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1363 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1364 * config/avr/driver-avr.c: New file.
1365 * config/avr/avr-devices.c: New file.
1367 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1369 * var-tracking.c (unshare_variable): Force initialized to
1370 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1371 (set_variable_part): Likewise.
1372 (struct variable_union_info): Remove pos_src field.
1373 (vui_vec, vui_allocated): New variables.
1374 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1375 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1376 == 1 use a simpler sorting algorithm. Compute pos field right
1377 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1378 Avoid quadratic comparison if !flag_var_tracking_uninit.
1379 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1380 unshare_variable unconditionally.
1381 (dataflow_set_different_2): Removed.
1382 (dataflow_set_different): Don't traverse second hash table.
1383 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1384 unconditionally to var_reg_set or var_mem_set.
1385 (emit_notes_in_bb): Likewise.
1386 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1388 (emit_note_insn_var_location): Don't set initialized to
1389 VAR_INIT_STATUS_INITIALIZED early.
1390 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1392 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1394 * tree-object-size.c (addr_object_size): Instead of checking
1395 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1396 are no FIELD_DECLs following it.
1398 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1400 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1401 order to match bswaps with signed source operands.
1403 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1405 * sdbout.c (sdbout_one_type): Fix braces in switch.
1407 2009-06-23 Richard Guenther <rguenther@suse.de>
1409 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1411 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1412 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1413 var_callused, callused_tree, var_storedanything, storedanything_tree,
1414 var_integer, integer_tree): Remove global variables.
1415 (new_var_info): Do not pass new id, append the new var to the
1416 global variable vector.
1417 (do_ds_constraint): Use is_global_var member of the variable-info.
1418 (new_scalar_tmp_constraint_exp): Adjust.
1419 (create_function_info_for): Likewise.
1420 (create_variable_info_for): Likewise.
1421 (find_what_var_points_to): Remove dead code.
1422 (init_base_vars): Simplify.
1423 (compute_points_to_sets): Adjust.
1425 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1427 * combine.c (try_combine): Dump information about the insns we're
1430 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1432 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1433 check when calling force_to_mode on TRUNCATE's operand.
1435 2009-06-22 Ian Lance Taylor <iant@google.com>
1437 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1439 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1441 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1443 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1445 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1446 override library linkage flags such as -static-libgcc or
1449 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1451 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1453 2009-06-22 Ian Lance Taylor <iant@google.com>
1455 * config/linux.opt: Put mglibc ahead of muclibc.
1457 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1458 for duplicate decls.
1460 2009-06-22 Matthias Klose <doko@ubuntu.com>
1462 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1464 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1467 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1468 instead of NULL if a parser error occurs.
1470 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1472 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1473 non-DWARF2_DEBUGGING_INFO version.
1475 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1477 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1478 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1480 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1481 (LIBGCC2_TF_CEXT): Define.
1484 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1487 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1489 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1491 * config/arm/arm.c (arm_override_options): Disable
1492 -mcaller-super-interworking and -mcallee-super-interworking.
1493 * doc/invoke.texi (ARM Options): Document this.
1495 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1497 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1498 * config/arm/constraints.md (j): New constraint for movw operands.
1499 (N): Remove thumb2 meaning.
1500 * config/arm/arm.md (*arm_movw): Delete.
1501 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1502 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1503 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1505 2009-06-22 Martin Jambor <mjambor@suse.cz>
1507 PR tree-optimization/40492
1508 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1509 build_ref_for_offset.
1511 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1513 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1514 JUMP_TABLE_DATA_P predicates where applicable.
1515 * auto-inc-dec.c: Ditto.
1516 * builtins.c: Ditto.
1517 * caller-save.c: Ditto.
1519 * cfgcleanup.c: Ditto.
1520 * cfglayout.c: Ditto.
1523 * combine-stack-adj.c: Ditto.
1529 * dwarf2asm.c: Ditto.
1530 * dwarf2out.c: Ditto.
1531 * emit-rtl.c: Ditto.
1537 * function.c: Ditto.
1540 * genpreds.c: Ditto.
1541 * genrecog.c: Ditto.
1543 * ira-costs.c: Ditto.
1544 * ira-lives.c: Ditto.
1547 * lower-subreg.c: Ditto.
1548 * modulo-sched.c: Ditto.
1550 * postreload.c: Ditto.
1551 * print-rtl.c: Ditto.
1560 * sched-vis.c: Ditto.
1562 * sel-sched-ir.c: Ditto.
1563 * simplify-rtx.c: Ditto.
1564 * targhooks.c: Ditto.
1565 * var-tracking.c: Ditto.
1566 * vmsdbgout.c: Ditto.
1568 2009-06-22 Matthias Klose <doko@ubuntu.com>
1570 * Makefile.in (install-plugin): Always use DESTDIR.
1572 2009-06-22 Olivier Hainque <hainque@adacore.com>
1574 * config/pa/pa.c (output_call): Don't optimize post call jumps
1575 into return address adjustments if the call may throw.
1577 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1579 * arm.c (thumb1_output_casesi): New function.
1580 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1581 optimizing for size or PIC.
1582 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1583 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1584 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1585 (thumb1_casesi_internal_pic): New expand rule.
1586 (thumb1_casesi_dispatch): New pattern.
1587 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1589 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1590 in the text seciton when PIC or optimizing for size.
1591 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1592 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1593 preservation properties of code.
1594 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1595 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1596 (__gnu_thumb1_case_si): New function.
1597 * t-arm (LIB1ASMSRC): Define here.
1598 (LIB1ASMFUNCS): Add some common functions.
1599 * t-arm-elf (LIB1ASMSRC): Delete.
1600 (LIB1ASMFUNCS): Append to existing set.
1601 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1602 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1603 * t-symbian (LIB1ASMFUNCS): Likewise.
1604 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1605 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1607 2009-06-21 Richard Guenther <rguenther@suse.de>
1609 PR tree-optimization/38729
1610 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1611 to loops with a single exit if -fno-expensive-optimizations.
1613 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1615 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1616 (dataflow_set): Change vars type from htab_t to shared_hash.
1617 (shared_hash_pool, empty_shared_hash): New variables.
1618 (vars_clear): Removed.
1619 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1620 shared_hash_find_slot_unshare, shared_hash_find_slot,
1621 shared_hash_find_slot_noinsert, shared_hash_find): New
1623 (shared_hash_unshare, shared_hash_destroy): New functions.
1624 (unshare_variable): Unshare set->vars if shared, use
1626 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1627 (get_init_value, find_src_set_src, dump_dataflow_set,
1628 clobber_variable_part, emit_notes_for_differences): Use
1630 (dataflow_set_init): Remove second argument, set vars to
1631 empty_shared_hash instead of creating a new htab.
1632 (dataflow_set_clear): Call shared_hash_destroy and set vars
1633 to empty_shared_hash instead of calling vars_clear.
1634 (dataflow_set_copy): Don't call vars_copy, instead just share
1635 the src htab with dst.
1636 (variable_union): Use shared_hash_*, use initially NO_INSERT
1637 lookup if set->vars is shared. Don't keep slot cleared before
1638 calling unshare_variable. Unshare set->vars if needed.
1639 Even ->refcount == 1 vars must be unshared if set->vars is shared
1640 and var needs to be modified.
1641 (variable_canonicalize): New function.
1642 (dataflow_set_union): If dst->vars is empty, just share src->vars
1643 with dst->vars and traverse with variable_canonicalize to canonicalize
1644 and unshare what is needed.
1645 (dataflow_set_different): If old_set and new_set use the same shared
1646 htab, they aren't different. If number of htab elements is different,
1647 htabs are different. Use shared_hash_*.
1648 (dataflow_set_destroy): Call shared_hash_destroy instead of
1650 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1651 second argument to dataflow_set_init.
1652 (vt_initialize): Likewise. Initialize shared_hash_pool and
1653 empty_shared_hash, move bb in/out initialization afterwards.
1654 Use variable_htab_free instead of NULL as changed_variables del hook.
1655 (variable_was_changed): Change type of second argument to pointer to
1656 dataflow_set. When inserting var into changed_variables, bump
1657 refcount. Unshare set->vars if set is shared htab and slot needs to
1659 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1660 lookup if set->vars is shared. Unshare set->vars if needed.
1661 Even ->refcount == 1 vars must be unshared if set->vars is shared
1662 and var needs to be modified. Adjust variable_was_changed caller.
1663 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1664 vars must be unshared if set->vars is shared and var needs to be
1665 modified. Adjust variable_was_changed caller.
1666 (emit_note_insn_var_location): Don't pool_free var.
1667 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1669 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1670 free_alloc_pool on shared_hash_pool.
1672 2009-06-20 Anthony Green <green@moxielogic.com>
1674 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1675 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1677 2009-06-20 Richard Guenther <rguenther@suse.de>
1679 * tree-ssa-structalias.c (find_func_aliases): For memset use
1680 a constraint from NULL if we memset to zero.
1681 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1682 we explicitly handle that do not read from memory.
1683 (call_may_clobber_ref_p_1): Properly handle builtins that may
1686 2009-06-20 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/40495
1689 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1690 (new_scalar_tmp_constraint_exp): New function.
1691 (process_constraint): Do not create temporary decls.
1692 (process_all_all_constraints): Likewise.
1693 (handle_const_call): Likewise.
1694 (create_function_info_for): Do not set decl.
1696 2009-06-19 Ian Lance Taylor <iant@google.com>
1698 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1699 (rs6000_attribute_table): Make static; move before use.
1701 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1703 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1704 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1705 Propagate the TREE_READONLY flag without overwriting it.
1706 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1707 Propagate the TREE_READONLY flag onto the result.
1708 (process_call_operands): Move around. Use correct constant value.
1710 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1713 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1714 * config/arm/arm.md: Likewise.
1716 2009-06-19 Ian Lance Taylor <iant@google.com>
1718 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1719 to GIMPLE_ERROR_MARK.
1721 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1722 op2_original_type parameters. Warn about using different enum types.
1723 * c-parser.c (c_parser_conditional_expression): Pass original
1724 types to build_conditional_expr.
1725 * c-tree.h (build_conditional_expr): Update declaration.
1727 2009-06-19 Ian Lance Taylor <iant@google.com>
1729 * config/i386/i386.c (ix86_function_specific_save): Test that
1730 fields match values, rather than testing the values are in a
1733 2009-06-19 Richard Guenther <rguenther@suse.de>
1735 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1737 (ptr_derefs_may_alias_p): Likewise.
1738 (ptr_deref_may_alias_ref_p_1): New function.
1739 (ptr_deref_may_alias_ref_p): Likewise.
1740 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1741 covered by looking at the ESCAPED solution.
1742 (call_may_clobber_ref_p_1): Likewise.
1743 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1744 Handle NULL_TREE offset. Do not produce redundant constraints.
1745 (process_all_all_constraints): New helper function.
1746 (do_structure_copy): Use it.
1747 (handle_lhs_call): Likewise.
1748 (find_func_aliases): Handle some builtins with pointer arguments
1749 and/or return values explicitly.
1751 2009-06-19 Ian Lance Taylor <iant@google.com>
1753 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1755 2009-06-19 Ian Lance Taylor <iant@google.com>
1757 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1759 2009-06-19 Ian Lance Taylor <iant@google.com>
1761 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1762 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1765 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1766 uninitialized const.
1768 2009-06-19 Ian Lance Taylor <iant@google.com>
1770 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1773 * c-decl.c (in_struct, struct_types): Remove.
1774 (struct c_binding): Add in_struct field.
1775 (c_binding_ptr): Define type, along with VEC.
1776 (struct c_struct_parse_info): Define.
1777 (struct_parse_info): New static variable.
1778 (bind): Initialize in_struct field.
1779 (start_struct): Remove enclosing_in_struct and
1780 enclosing_struct_types parameters. Add
1781 enclosing_struct_parse_info parameter. Change all callers. Set
1782 struct_parse_info rather than in_struct and struct_types.
1783 (grokfield): If -Wc++-compat and there is a symbol binding for the
1784 field name, set the in_struct flag and push it on the
1785 struct_parse_info->fields vector.
1786 (warn_cxx_compat_finish_struct): New static function.
1787 (finish_struct): Remove enclosing_in_struct and
1788 enclosing_struct_types parameters. Add
1789 enclosing_struct_parse_info parameter. Change all callers. Don't
1790 set C_TYPE_DEFINED_IN_STRUCT here. Call
1791 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1792 parameter. Only push on struct_types if warn_cxx_compat.
1793 (finish_enum): Only push on struct_types if warn_cxx_compat.
1794 (declspecs_add_type): Add loc parameter. Change all callers.
1795 Change all error calls to error_at. Pass loc, not input_location,
1796 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1797 defined in a struct. If -Wc++-compat and parsing a struct, record
1798 that a typedef name was used.
1799 * c-parser.c (c_parser_declspecs): Get location to pass to
1801 (c_parser_struct_or_union_specifier): Update calls to start_struct
1803 * c-tree.h (struct c_struct_parse_info): Declare.
1804 (finish_struct, start_struct): Update declarations.
1805 (declspecs_add_type): Update declaration.
1807 2009-06-19 Ian Lance Taylor <iant@google.com>
1809 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1810 variable with an anonymous type.
1812 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1814 * see.c: Remove for real.
1816 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1818 * optabs.h (enum optab_index): Add new OTI_significand.
1819 (significand_optab): Define corresponding macro.
1820 * optabs.c (init_optabs): Initialize significand_optab.
1821 * genopinit.c (optabs): Implement significand_optab using
1822 significand?f2 patterns.
1823 * builtins.c (expand_builtin_mathfn): Handle
1824 BUILT_IN_SIGNIFICAND{,F,L}.
1825 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1826 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1828 * config/i386/i386.md (significandxf2, significand<mode>2): New
1829 expanders to implement significandf, significand and significandl
1830 built-ins as inline x87 intrinsics.
1832 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1834 * config/avr/avr.c (avr_override_options): Remove setting value of
1835 PARAM_INLINE_CALL_COST.
1837 2009-06-18 Richard Henderson <rth@redhat.com>
1840 * tree-pass.h (TDF_ASMNAME): New.
1841 * tree-dump.c (dump_options): Add asmname.
1842 * doc/invoke.texi: Document it.
1844 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1845 (dump_decl_name): ...here.
1846 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1847 (dump_generic_node): Update dump_function_name calls.
1848 (print_call_name): New flags arg; update all dump calls.
1849 * diagnostic.h (print_call_name): Update.
1850 * gimple-pretty-print.c (dump_gimple_call): Update.
1852 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1855 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1857 2009-06-18 Diego Novillo <dnovillo@google.com>
1859 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1860 * plugin.c (str_license): Declare.
1861 (try_init_one_plugin): Assert that the symbol
1862 'plugin_is_GPL_compatible' exists.
1864 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1867 * Makefile.in (OBJS-common): Remove see.o.
1869 * common.opt (fsee): Mark as preserved for backward compatibility.
1870 * opts.c (common_handle_option): Add OPT_fsee to the backward
1871 compatibility section.
1872 * passes.c (init_optimization_passes, pass_see): Remove pass.
1873 * timevar.def (TV_SEE): Remove.
1874 * tree-pass.h (pass_see): Remove declaration.
1875 * doc/invoke.texi (-fsee): Remove documentation.
1877 2009-06-18 Martin Jambor <mjambor@suse.cz>
1879 * tree-sra.c: Include statistics.h
1880 (sra_stats): New variable.
1881 (sra_initialize): Clear sra_stats.
1882 (create_access_replacement): Increment sra_stats.replacements.
1883 (get_access_replacement): Do not return twice.
1884 (analyze_all_variable_accesses): Increment statistics counter by the
1885 number of scalarized aggregates.
1886 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1887 (sra_modify_expr): Increment sra_stats.exprs.
1888 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1889 (sra_modify_assign): Increment sra_stats.exprs,
1890 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1891 (perform_intra_sra): Update statistics counters.
1892 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1894 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1896 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1897 (arm_scalar_mode_supported_p): New function.
1899 2009-06-18 Paul Brook <paul@codesourcery.com>
1900 Sandra Loosemore <sandra@codesourcery.com>
1902 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1903 (__extendhfsf2, __truncsfhf2): Define.
1904 * config/arm/fp16.c: New file.
1905 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1906 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1908 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1910 * doc/extend.texi (Half-Precision): New section.
1911 * doc/invoke.texi (Option Summary): List -mfp16-format.
1912 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1913 * config/arm/arm.opt (mfp16-format=): New.
1914 * config/arm/arm.c: Include intl.h.
1915 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1916 (TARGET_INVALID_RETURN_TYPE): Redefine.
1917 (TARGET_PROMOTED_TYPE): Redefine.
1918 (TARGET_CONVERT_TO_TYPE): Redefine.
1919 (arm_fp16_format): Define.
1920 (all_fpus): Add entry for neon-fp16.
1921 (fp_model_for_fpu): Likewise.
1922 (struct fp16_format): Declare.
1923 (all_fp16_formats): Define.
1924 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1926 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1928 (arm_legitimate_index_p): Treat HFmode like HImode.
1929 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1930 (coproc_secondary_reload_class): Special-case HFmode.
1931 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1932 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1933 (arm_init_fp16_builtins): New.
1934 (arm_init_builtins): Call it.
1935 (arm_invalid_parameter_type): New.
1936 (arm_invalid_return_type): New.
1937 (arm_promoted_type): New.
1938 (arm_convert_to_type).
1939 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1941 (arm_emit_fp16_const): New function.
1942 (arm_mangle_type): Mangle __fp16 as "Dh".
1943 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1945 (TARGET_NEON_FP16): New.
1946 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1947 (enum fputype): Add FPUTYPE_NEON_FP16.
1948 (enum arm_fp16_format_type): Declare.
1949 (arm_fp16_format): Declare.
1950 (LARGEST_EXPONENT_IS_NORMAL): Define.
1951 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1952 * config/arm/arm-modes.def (HFmode): Define.
1953 * config/arm/vfp.md: (*movhf_vfp): New.
1956 * config/arm/arm.md: (fpu): Add neon_fp16.
1957 (floatsihf2, floatdihf2): New.
1958 (fix_trunchfsi2, fix_trunchfdi2): New.
1962 (*arm32_movhf): New.
1963 (*thumb1_movhf): New.
1964 (consttable_2): Add check for HFmode constants.
1965 (consttable_4): Handle HFmode constants.
1967 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1969 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1971 2009-06-17 Olivier Hainque <hainque@adacore.com>
1973 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1974 const char ** conversion in AIX specific section.
1976 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/i386.c (ix86_special_builtin_type): Remove
1979 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1980 (bdesc_special_args): Updated.
1981 (ix86_init_mmx_sse_builtins): Likewise.
1982 (ix86_expand_special_args_builtin): Likewise.
1984 2009-06-17 Richard Henderson <rth@redhat.com>
1986 * tree-pretty-print.c (maybe_dump_asm_name): New.
1987 (dump_decl_name): Use it.
1988 (PRINT_FUNCTION_NAME): Merge into...
1989 (dump_function_name): ... here. Use maybe_dump_asm_name.
1991 2009-06-17 Cary Coutant <ccoutant@google.com>
1993 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1995 * debug.c (struct gcc_debug_hooks): Change placeholder for
1997 (debug_nothing_int_charstar_int): Replaced by...
1998 (debug_nothing_int_charstar_int_bool): ...this.
1999 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2000 source_line prototype.
2001 (debug_nothing_int_charstar_int): Replaced by...
2002 (debug_nothing_int_charstar_int_bool): ...this.
2003 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2004 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2005 Output is_stmt operand when necessary.
2006 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2007 (notice_source_line): Add is_stmt parameter.
2008 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2009 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2011 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2012 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2014 2009-06-17 Ian Lance Taylor <iant@google.com>
2016 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2018 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2021 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2023 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2024 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2025 tree_strip_sign_nop_conversions and
2026 tree_ssa_strip_useless_type_conversions rather than stripping
2027 the operations here.
2028 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2030 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2031 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2032 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2033 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2036 2009-06-17 Michael Eager <eager@eagercon.com>
2038 * config/rs6000/constraints.md (register_constraint "d"): New.
2039 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2040 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2041 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2042 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2043 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2044 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2045 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2046 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2047 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2048 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2050 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2051 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2052 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2053 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2054 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2055 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2056 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2057 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2058 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2059 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2060 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2061 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2062 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2063 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2065 2009-06-16 Ian Lance Taylor <iant@google.com>
2067 * profile.c (total_num_never_executed): Don't define.
2068 (compute_branch_probabilities): Don't count or print
2070 (init_branch_prob): Don't set total_num_never_executed.
2071 (end_branch_prob): Don't print total_num_never_executed.
2073 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2075 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2077 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2079 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2080 (nabstd2_fpr): Same.
2082 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2084 * expr.c (expand_assignment): Change complex type check.
2086 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2088 * doc/plugins.texi (Building GCC plugins): Added new section.
2090 2009-06-17 Ian Lance Taylor <iant@google.com>
2092 * c-pch.c (get_ident): Don't set size of templ array.
2093 (pch_init): Don't set size of partial_pch array.
2095 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2096 string constant to intialize an array whose size is the length of
2099 2009-06-17 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/40389
2102 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2103 to addressable types.
2104 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2106 2009-06-17 Richard Guenther <rguenther@suse.de>
2109 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2110 if there is no evolution of left in the loop bail out.
2111 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2112 chrec_fold_multiply.
2114 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2115 Janis Johnson <janis187@us.ibm.com>
2118 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2119 for the symbol ref of a constant that is the source of a move
2120 - nor for any other not-obvious-label-ref constants.
2122 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2124 * plugin.c (position_pass): Skip newly inserted pass during list
2125 traversal to avoid repeated insertion.
2127 2009-06-16 Ian Lance Taylor <iant@google.com>
2129 * vec.h (VEC_stack_alloc): Define different version if
2130 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2131 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2132 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2133 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2135 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2137 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2139 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2140 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2141 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2142 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2143 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2144 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2145 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2146 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2147 __builtin_ia32_rdtscp.
2148 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2149 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2150 and __builtin_ia32_rorhi.
2151 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2152 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2153 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2154 (ix86_expand_args_builtin): Likewise.
2155 (ix86_expand_special_args_builtin): Likewise.
2157 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2158 (UNSPECV_RDTSC): Likewise.
2159 (UNSPECV_RDPMC): Likewise.
2160 (*bsr): Renamed to ...
2162 (*bsr_rex64): Renamed to ...
2166 (*rdpmc_rex64): Likewise.
2169 (*rdtsc_rex64): Likewise.
2171 (*rdtscp): Likewise.
2172 (*rdtscp_rex64): Likewise.
2174 * config/i386/ia32intrin.h: New.
2176 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2178 2009-06-16 Ian Lance Taylor <iant@google.com>
2180 * ira-build.c (copy_info_to_removed_store_destinations):
2181 Initialize parent_a.
2183 2009-06-16 Ian Lance Taylor <iant@google.com>
2185 * c-decl.c (grokdeclarator): Change size_varies to bool.
2187 2009-06-16 Ian Lance Taylor <iant@google.com>
2189 * sel-sched.c: Make forward declarations of move_op_hooks and
2190 fur_hooks explicitly extern.
2192 2009-06-16 Ian Lance Taylor <iant@google.com>
2194 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2195 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2197 2009-06-16 Ian Lance Taylor <iant@google.com>
2199 * resource.c (mark_referenced_resources): Change
2200 include_delayed_effects parameter to bool. Change all callers.
2201 (mark_end_of_function_resources): Likewise.
2202 * reorg.c (insn_references_resource_p): Likewise.
2203 (insn_sets_resource_p): Likewise.
2204 * resource.h (mark_referenced_resources): Update declaration.
2205 (mark_end_of_function_resources): Update declaration.
2207 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2209 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2211 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2213 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2214 GCC can bootstrap on AIX with GNU Binutils 2.20.
2216 2009-06-16 Ian Lance Taylor <iant@google.com>
2218 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2220 2009-06-16 Ian Lance Taylor <iant@google.com>
2222 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2223 inline, not extern inline.
2224 (exact_log2): Likewise.
2225 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2227 (exact_log2): Likewise, but don't test CTZ_HWI.
2229 2009-06-16 Ian Lance Taylor <iant@google.com>
2231 * bitmap.c (bitmap_clear): Don't declare as inline.
2232 * gimple.c (gimplify_assign): Likewise.
2233 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2234 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2235 (sched_scan_info): Remove duplicate definition.
2237 2009-06-16 Ian Lance Taylor <iant@google.com>
2239 * c-common.c (skip_evaluation): Don't define.
2240 (c_inhibit_evaluation_warnings): Define global variable.
2241 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2242 than skip_evaluation.
2243 (convert_and_check, warn_for_div_by_zero): Likewise.
2244 * c-common.h (skip_evaluation): Don't declare.
2245 (c_inhibit_evaluation_warnings): Declare.
2246 * c-parser.c (c_parser_typeof_specifier): Set
2247 c_inhibit_evaluation_warnings rather than skip_evaluation.
2248 (c_parser_conditional_expression): Likewise.
2249 (c_parser_binary_expression): Likewise.
2250 (c_parser_sizeof_expression): Likewise.
2251 (c_parser_alignof_expression): Likewise.
2252 * c-typeck.c (build_indirect_ref): Check
2253 c_inhibit_evaluation_warnings rather than skip_evaluation.
2254 (build_conditional_expr, build_binary_op): Likewise.
2256 2009-06-16 Richard Guenther <rguenther@suse.de>
2258 * tree-ssa-alias.c (is_escape_site): Remove.
2259 * tree-ssa-alias.h (enum escape_type): Remove.
2260 (is_escape_site): Likewise.
2261 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2262 via casts and asms without deferring to is_escape_site.
2264 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2267 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2268 use gen_lowpart if op0 has complex mode.
2270 2009-06-16 Richard Guenther <rguenther@suse.de>
2272 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2273 variables add them to ESCAPED.
2274 (find_func_aliases): Do not make all indirectly stored values escaped.
2276 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2278 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2281 2009-06-16 Martin Jambor <mjambor@suse.cz>
2283 PR tree-optimization/40432
2284 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2285 check whether we need to force gimple register operand.
2287 2009-06-16 Martin Jambor <mjambor@suse.cz>
2289 PR tree-optimization/40413
2290 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2291 build_ref_for_offset.
2292 (propagate_subacesses_accross_link): Fix a typo in a comment.
2294 2009-06-16 Ira Rosen <irar@il.ibm.com>
2296 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2297 with additional parameter.
2298 * tree-vectorizer.h (enum vect_def_type): Add new value
2300 (enum vect_relevant): Add comments.
2301 (vect_is_simple_reduction): Add new argument.
2302 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2303 Detect nested cycles.
2304 (vect_is_simple_reduction): Update documentation, add an argument to
2305 distinguish inner-loop reduction from nested cycle, detect nested
2306 cycles, fix printings and indentation, don't swap operands in case
2308 (get_initial_def_for_reduction): Handle subtraction.
2309 (vect_create_epilog_for_reduction): Add new argument to specify
2311 (vect_finalize_reduction): Handle subtraction, fix comments.
2312 (vectorizable_reduction): Handle nested cycles. In case of nested
2313 cycle keep track of the reduction variable position. Call
2314 vect_is_simple_reduction with additional parameter. Use original
2315 statement code in reduction epilogue for nested cycle. Call
2316 vect_create_epilog_for_reduction with additional parameter.
2317 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2318 inner-loop vectorization.
2319 (vect_recog_widen_sum_pattern): Likewise.
2320 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2322 (vect_mark_stmts_to_be_vectorized): Likewise.
2323 (vect_get_vec_def_for_operand): Handle nested cycles.
2325 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2327 * doc/invoke.texi (Debugging Options): Fix option index entries
2328 for -fdump-statistics, -frandom-seed add entries for
2329 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2330 (FRV Options): Fix entries for -mTLS, -mtls.
2331 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2332 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2333 (M68hc1x Options): Fix @itemx for -mnominmax.
2334 (MCore Options): Fix entry for -mno-lsim.
2335 (MMIX Options): Fix entry for -mabi=mmixware.
2336 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2338 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2340 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2341 Mention the plugin mode of gengtype.
2342 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2343 * gengtype.c: Updated copyright.
2344 (plugin_files, nb_plugin_files) Added new static variables.
2345 (measure_input_list) Care about plugin_files.
2346 (write_rtx_next): Added early return in plugin mode.
2347 (create_file): Updated copyright year in generated file. Added
2349 (oprintf): Added early return if NULL outf.
2350 (get_output_file_with_visibility): Care of plugin_files.
2351 (get_output_file_name): May return null.
2352 (write_local): Added early return.
2353 (put_mangled_filename): Ditto.
2354 (finish_root_table): Added check for base_files.
2355 (write_roots): Care about null when plugins.
2356 (main): Added plugin mode.
2358 2009-06-15 Ian Lance Taylor <iant@google.com>
2360 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2361 * gcov.c (read_count_file): Add braces around variables declared
2364 * c.opt (Wjump-misses-init): New warning.
2365 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2366 -Wall and -Wc++-compat if not already set.
2367 (c_common_post_options): Clear warn_jump_misses_init if it was not
2369 * c-decl.c (struct c_binding): Change type field to a union with
2370 new label field. Make it the first field in the struct. Update
2371 references to type to use u.type instead.
2372 (struct c_spot_bindings): Define.
2373 (struct c_goto_bindings): Define.
2374 (c_goto_bindings_p): Define, along with VECs.
2375 (struct c_label_vars): Define.
2376 (struct c_scope): Add has_label_bindings field.
2377 (bind_label, set_spot_bindings): New static functions.
2378 (decl_jump_unsafe, update_spot_bindings): New static functions.
2379 (update_label_decls): New static function.
2380 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2381 Update binding u.label field to shadowed field.
2382 (c_binding_start_stmt_expr): New function.
2383 (c_binding_end_stmt_expr): New function.
2384 (pushdecl): Don't call c_begin_vm_scope.
2385 (make_label): Add defining and p_label_vars parameters. Change
2387 (lookup_label): Correct test for whether a label has not yet been
2388 defined. Call bind_label rather than bind.
2389 (warn_about_goto): New static function.
2390 (lookup_label_for_goto): New function.
2391 (declare_label): Call bind_label rather than bind.
2392 (check_earlier_gotos): New static function.
2393 (define_label): Don't give errors about jumping into statement
2394 expressions or scopes of variably modified types. Call
2395 set_spot_bindings and check_earlier_gotos. Call bind_label
2396 instead of bind. Don't set label_context_stack_se or
2397 label_context_stack_vm.
2398 (c_get_switch_bindings): New function.
2399 (c_release_switch_bindings): New function.
2400 (c_check_switch_jump_warnings): New function.
2401 (start_function): Don't set label_context_stack_se or
2402 label_context_stack_vm.
2403 (finish_function): Likewise.
2404 * c-typeck.c (label_context_stack_se): Don't define.
2405 (label_context_stack_vm): Don't define.
2406 (c_finish_goto_label): Call lookup_label_for_goto rather than
2407 lookup_label. Don't give errors about jumping into a statement
2408 expression or the scope of a variably modified type. Don't set
2409 label_context_stack_se or label_context_stack_vm.
2410 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2411 fields. Add bindings field.
2412 (c_start_case): Don't set deleted fields. Set bindings field.
2413 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2414 or blocked_vm. Call c_check_switch_jump_warnings.
2415 (c_finish_case): Don't test blocked_stmt_expr field. Call
2416 c_release_switch_bindings.
2417 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2418 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2419 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2420 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2421 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2422 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2423 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2424 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2425 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2426 (C_DECL_UNJUMPABLE_VM): Don't define.
2427 (C_DECL_UNDEFINABLE_VM): Don't define.
2428 (struct c_label_list): Don't define.
2429 (struct c_label_context_se): Don't define.
2430 (struct c_label_context_vm): Don't define.
2431 (struct c_spot_bindings): Declare.
2432 (c_bindings_start_stmt_expr): Declare.
2433 (c_bindings_end_stmt_expr): Declare.
2434 (lookup_label_for_goto): Declare.
2435 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2436 (c_check_switch_jump_warnings): Declare.
2437 (label_context_stack_se, label_context_stack_vm): Don't declare.
2438 (c_finish_goto_label): Update declaration.
2439 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2440 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2441 (Warning Options): Document -Wjump-misses-init.
2443 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2445 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2448 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2450 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2452 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2454 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2456 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2458 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2460 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2462 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2463 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2464 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2465 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2466 * dwarf2asm.c (dw2_force_const_mem): Update call to
2468 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2469 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2470 * langhooks.c (lhd_comdat_group): Remove.
2471 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2472 * tree.h (DECL_COMDAT_GROUP): New.
2473 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2474 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2475 (make_decl_one_only): Change signature.
2476 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2478 (make_decl_one_only): Change signature.
2479 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2481 2009-06-15 Richard Guenther <rguenther@suse.de>
2484 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2486 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2488 * tree-ssa-math-opts.c: Remove extra divide.
2490 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2492 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2494 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2496 * passes.c: Add bswap pass.
2497 * tree-pass.h: Add pass_optimize_bswap declaration.
2498 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2499 Include rtl.h, expr.h and optabs.h for optab_handler check.
2500 (struct symbolic_number, pass_optimize_bswap): New definition.
2501 (do_shift_rotate, verify_symbolic_number_p): New functions.
2502 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2503 (gate_optimize_bswap): New function.
2504 * tree.c (widest_int_cst_value): New function.
2505 * tree.h (widest_int_cst_value): Prototype added.
2507 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2509 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2510 REG_EQUAL/REG_EQUIV notes.
2512 2009-06-14 Richard Guenther <rguenther@suse.de>
2515 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2516 has its address taken if NRV was applied and it is addressable.
2517 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2518 function split out from ...
2519 (get_constraint_for_1): ... here.
2520 (handle_rhs_call): Use it to mark the return slot escaped if
2521 it is addressable and NRV was applied.
2523 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2525 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2526 Change first argument type to location_t.
2527 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2528 Do not set input_location.
2529 Use loc instead of input_location throughout.
2531 2009-06-13 Richard Guenther <rguenther@suse.de>
2533 PR tree-optimization/40421
2534 * tree-predcom.c (should_unroll_loop_p): Remove.
2535 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2537 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2539 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2540 Add location argument.
2542 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2544 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2546 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2547 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2548 * config/spu/spu-protos.h: Add location to
2549 spu_resolve_overloaded_builtin.
2550 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2551 spu_build_builtin_va_list.
2552 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2553 argument. Pass location to build_function_call_vec.
2554 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2556 (emit_fpu_switch): Same.
2557 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2558 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2559 to build_decl and create_artificial_label.
2560 (xtensa_gimplify_va_arg_expr): Same.
2561 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2562 (xstormy16_gimplify_va_arg_expr): Same.
2563 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2564 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2565 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2566 (mips16_build_function_stub): Same.
2567 (mips16_build_call_stub): Same.
2569 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2572 * arm/constraints.md (Pa, Pb): New constraints.
2573 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2574 split pattern to deal with them.
2576 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2578 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2579 fix index entry for -Xpreprocessor.
2581 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2583 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2584 Add location argument to build_decl call.
2585 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2586 (rs6000_init_builtins): Same.
2587 (spe_init_builtins): Same.
2588 (rs6000_gimplify_va_arg): Add location argument to
2589 create_artificial_label call.
2591 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2593 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2594 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2595 * Makefile.in: Fix GGC dependency for gcse.o.
2597 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2599 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2600 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2601 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2603 * c-parser.c (c_parser_binary_expression): Use current column while
2604 building binary operations.
2605 * common.opt (fshow-column): Enable by default.
2606 * tree-vrp.c (check_array_ref): Use warning_at.
2607 (check_array_bounds): Use location from call back if expr has no
2609 * tree.h: Add location argument to maybe_fold_*.
2610 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2611 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2612 (maybe_fold_offset_to_component_ref): Same.
2613 (maybe_fold_offset_to_reference): Same.
2614 (maybe_fold_offset_to_address): Same.
2615 (maybe_fold_stmt_indirect): Same.
2616 (maybe_fold_stmt_addition): Same.
2617 (fold_stmt_r): Pass location to maybe_fold_*.
2618 (fold_gimple_assign): Same.
2619 * c-tree.h: Add location argument to finish_decl,
2620 default_function_array_conversion, store_init_value.
2621 * c-decl.c (define_label): Use error_at.
2622 (c_make_fname_decl): Pass location to finish_decl.
2623 (finish_decl): New location argument.
2624 (build_compound_literal): Pass location to store_init_value.
2625 (grokdeclarator): Pass location to finish_decl.
2627 * c-typeck.c (array_to_pointer_conversion): New location argument.
2628 (function_to_pointer_conversion): Same.
2629 (default_function_array_conversion): Same.
2630 (parser_build_unary_op): Pass location to overflow_warning.
2631 (parser_build_binary_op): Same. Use warning_at.
2632 (build_unary_op): Pass location to array_to_pointer_conversion.
2633 (build_c_cast): Pass location to digest_init.
2634 (build_modify_expr): New location argument.
2635 (convert_for_assignment): Same.
2636 (store_init_value): Same.
2637 (digest_init): Same.
2638 (output_init_element): Pass location to digest_init and
2639 array_to_pointer_conversion.
2640 (c_finish_return): Pass location to convert_for_assignment.
2641 * gimplify.c (gimplify_conversion): Pass location to
2642 maybe_fold_offset_to_address.
2643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2644 to maybe_fold_stmt_addition.
2645 * c-omp.c (c_finish_omp_atomic): Pass new location to
2647 (c_finish_omp_for): Same.
2648 * c-common.c (overflow_warning): New argument.
2649 * c-common.h: New argument to build_modify_expr, overflow_warning.
2650 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2652 (c_parser_initializer): Pass location to
2653 default_function_array_conversion.
2654 (c_parser_initelt): Same.
2655 (c_parser_initval): Same.
2656 (c_parser_asm_operands): Same.
2657 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2658 (c_parser_conditional_expression): Same.
2659 (c_parser_binary_expression): Add location info to stack. Use it.
2660 (c_parser_unary_expression): Pass location to
2661 default_function_array_conversion, parser_build_unary_op,
2662 build_indirect_ref, c_parser_postfix_expression_after_primary.
2663 (c_parser_postfix_expression_after_primary): New location argument.
2665 (c_parser_expression_conv): Pass location to
2666 default_function_array_conversion.
2667 (c_parser_expr_list): Same.
2668 (c_parser_omp_atomic): Same.
2669 (c_parser_omp_for_loop): Same.
2670 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2671 (build_array_declarator): New argument.
2672 * c-decl.c (build_array_declarator): Add location argument.
2673 (grokdeclarator): Set id_loc for cdk_array.
2674 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2675 build_array_declarator.
2676 * tree.c (build_omp_clause): Add location argument.
2677 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2678 (OMP_CLAUSE_LOCATION): New macro.
2679 (struct tree_omp_clause): Add location field.
2680 (build_omp_clause): Add argument.
2681 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2682 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2684 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2685 (cp_parser_omp_clause_collapse): Same.
2686 (cp_parser_omp_clause_default): Same.
2687 (cp_parser_omp_clause_if): Same.
2688 (cp_parser_omp_clause_nowait): Same.
2689 (cp_parser_omp_clause_num_threads): Same.
2690 (cp_parser_omp_clause_ordered): Same.
2691 (cp_parser_omp_clause_schedule): Same.
2692 (cp_parser_omp_clause_untied): Same.
2693 (cp_parser_omp_for_loop): Same.
2694 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2695 * c-tree.h (c_start_case): Add location argument.
2696 (c_process_expr_stmt): Same.
2697 (c_finish_goto_*): Same.
2698 * tree-parloops.c (initialize_reductions): Pass location to
2700 (create_parallel_loop): Same.
2701 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2702 (gfc_trans_omp_reduction_list): Same.
2703 (gfc_trans_omp_clauses): Same.
2704 (gfc_trans_omp_do): Same.
2705 * c-typeck.c (c_finish_goto_label): Same.
2706 (c_finish_goto_ptr): New location argument.
2707 (c_start_case): Same.
2708 (emit_side_effect_warnings): Same.
2709 (c_process_expr_stmt): Same.
2710 (c_finish_stmt_expr): Same.
2711 (c_finish_omp_clauses): Use error_at instead of error.
2712 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2714 * c-omp.c (c_split_parallel_clauses): New location argument.
2715 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2716 to build_omp_clause.
2717 (convert_local_reference_stmt): Same.
2718 (convert_gimple_call): Same.
2719 * c-common.h (c_split_parallel_clauses): New argument.
2720 * c-parser.c (c_parser_statement_after_labels): Pass location to
2721 c_finish_goto_label.
2722 (c_parser_switch_statement): Pass location to c_start_case.
2723 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2724 and c_process_expr_stmt.
2725 (c_parser_omp_variable_list): Add location argument.
2726 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2727 (c_parser_omp_clause_default): Same.
2728 (c_parser_omp_clause_if): Same.
2729 (c_parser_omp_clause_num_threads): Same.
2730 (-c_parser_omp_clause_ordered): Same.
2731 (c_parser_omp_clause_reduction): Pass location to
2732 c_parser_omp_variable_list.
2733 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2734 (c_parser_omp_clause_untied): Same.
2735 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2736 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2738 * c-tree.h (check_for_loop_decls, undeclared_variable,
2739 build_component_ref, build_array_ref, build_external_ref,
2740 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2741 build_conditional_expr, build_compound_expr, c_cast_expr,
2742 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2743 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2745 * c-semantics.c (build_stmt): Same.
2746 (build_case_label): Same.
2747 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2748 (undeclared_variable): New argument.
2750 (lookup_label): Pass location on down.
2751 (define_label): Same.
2752 (finish_decl): Same.
2753 (build_compound_literal): Same.
2754 (finish_struct): Same.
2755 (finish_function): Do not set location here.
2756 (check_for_loop_decls): New argument.
2757 * tree.c (save_expr): Set location.
2758 (build_empty_stmt): New argument.
2759 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2760 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2761 * builtins.c (gimplify_va_arg_expr): Use locations.
2762 (expand_builtin_sync_operation): Same.
2763 * c-typeck.c (build_component_ref): New argument.
2764 (build_array_ref): Same.
2765 (build_external_ref): Same.
2766 (c_expr_sizeof_expr): Same.
2767 (c_expr_sizeof_type): Same.
2768 (parser_build_unary_op): Same.
2769 (build_conditional_expr): Same.
2770 (build_compound_expr): Pass location on down.
2771 (build_compound_expr): New argument.
2772 (build_c_cast): Same.
2773 (c_cast_expr): Same.
2774 (build_asm_expr): Same.
2775 (c_finish_return): Same.
2776 (c_process_expr_stmt): Pass location on down.
2777 (c_finish_stmt_expr): New argument.
2778 (push_clenaup): Same.
2779 (c_finish_omp_parallel): Same.
2780 (c_finish_omp_task): Same.
2781 * gimplify.c (gimplify_call_expr): Pass location on down.
2782 * c-omp.c (c_finish_omp_master): New argument.
2783 (c_finish_omp_critical): Same.
2784 (c_finish_omp_ordered): Same.
2785 (c_finish_omp_barrier): Same.
2786 (-c_finish_omp_taskwait): Same.
2787 (c_finish_omp_atomic): Same.
2788 (c_finish_omp_flush): Same.
2789 * tree-inline.c (copy_tree_body_r): Pass location on down.
2790 (inline_forbidden_p): Remove use of input_location.
2791 * c-gimplify.c (c_build_bind_expr): New argument.
2792 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2793 (c_sizeof_or_alignof_type): New argument.
2794 (c_alignof_expr): Same.
2795 (build_va_arg): Same.
2796 (c_add_case_label): Same.
2797 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2798 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2799 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2800 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2801 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2802 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2804 * stub-objc.c (objc_build_selector_expr): Same.
2805 (objc_build_throw_stmt): Same.
2806 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2807 (c_parser_initelt): Same.
2808 (c_parser_compound_statement): Same.
2809 (c_parser_compound_statement_nostart): Same.
2810 (c_parser_label): Same.
2811 (c_parser_statement_after_labels): Same.
2812 (c_parser_if_body): Same.
2813 (c_parser_else_body): Same.
2814 (c_parser_if_statement): Same.
2815 (c_parser_switch_statement): Same.
2816 (c_parser_while_statement): Same.
2817 (c_parser_do_statement): Same.
2818 (c_parser_for_statement): Same.
2819 (c_parser_asm_statement): Same.
2820 (c_parser_conditional_expression): Same.
2821 (c_parser_binary_expression): Same.
2822 (c_parser_cast_expression): Same.
2823 (c_parser_unary_expression): Same.
2824 (c_parser_sizeof_expression): Same.
2825 (c_parser_alignof_expression): Same.
2826 (c_parser_postfix_expression): Same.
2827 (c_parser_expression): Same.
2828 (c_parser_objc_receiver): Same.
2829 (c_parser_omp_variable_list): Same.
2830 (c_parser_omp_structured_block): Same.
2831 (c_parser_omp_atomic): New argument.
2832 (c_parser_omp_barrier): Same.
2833 (c_parser_omp_critical): Same.
2834 (c_parser_omp_flush): Pass location on down.
2835 (c_parser_omp_for_loop): New argument.
2836 (c_parser_omp_for): Same.
2837 (c_parser_omp_master): Same.
2838 (c_parser_omp_ordered): Same.
2839 (c_parser_omp_sections_scope): Same.
2840 (c_parser_omp_sections): Same.
2841 (c_parser_omp_parallel): Same.
2842 (c_parser_omp_single): Same.
2843 (c_parser_omp_task): Same.
2844 (c_parser_omp_taskwait): Pass location on down.
2845 (c_parser_omp_construct): Same.
2846 (c_parser_omp_threadprivate): Same.
2847 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2848 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2849 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2850 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2851 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2852 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2853 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2854 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2855 config/i386/i386.c, stmt.c:
2856 Add location argument to the following function definitions and/or
2857 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2858 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2859 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2860 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2861 do_case, c_finish_bc_stmt, build_compound_literal,
2862 build_function_call.
2863 * c-decl.c (build_compound_literal): Add location argument.
2864 Make all diagnostic calls use location.
2865 (start_struct): Same.
2866 (finish_struct): Same.
2868 (build_enumerator): Same.
2869 (start_function): Same.
2870 (grokdeclarator): Make all diagnostic calls use location.
2871 (store_parm_decls_oldstyle): Same.
2872 * c-typeck.c (build_function_call): Add location argument.
2873 Make all diagnostic calls use location.
2875 (c_finish_bc_stmt): Same.
2876 * tree-nested.c (get_trampoline_type): Add argument.
2877 Pass location to build_decl.
2878 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2879 * rtl.h (RTL_LOCATION): New.
2880 * c-common.c (c_add_case_label): Add location argument.
2881 Make all diagnostic calls use location.
2882 * c-common.h: Add location argument to make_fname_decl, do_case,
2883 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2884 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2885 Set it appropriately for every case. Pass enum_loc to start_enum
2886 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2888 (c_parser_struct_or_union_specifier): Save location. Use it for
2889 start_struct, finish_struct, and parser_xref_tag.
2891 2009-06-12 Ian Lance Taylor <iant@google.com>
2893 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2895 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2896 cpp_opts->warn_cxx_operator_names.
2898 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2901 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2902 is returns NULL and OP is a VCE, look through the VCE.
2904 2009-06-12 Ian Lance Taylor <iant@google.com>
2907 * collect2.c (main): Use CONST_CAST2 in code inside #if
2908 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2910 2009-06-12 Joey Ye <joey.ye@intel.com>
2913 * cfgexpand.c (get_decl_align_unit): Update
2914 max_used_stack_slot_alignment with align instead of
2915 stack_alignment_needed.
2917 * function.c (assign_stack_local_1): Update
2918 max_used_stack_slot_alignment with alignment_in_bits instead
2919 of stack_alignment_needed.
2920 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2923 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2925 * dwarf2out.c (last_var_location_insn): New variable.
2926 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2927 (dwarf2out_var_location): Don't record anything after last real
2928 insn. Only change labels if there were any real instructions
2929 in between last note and this one, or if changed sections.
2931 2009-06-11 Richard Henderson <rth@redhat.com>
2933 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2934 note when storing the frame pointer in a register.
2935 (FRP): Don't redefine to nothing for epilogue.
2936 (alpha_expand_epilogue): Mark register and sp restores.
2937 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2939 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2940 when gen_lowpart is needed.
2942 2009-06-11 Richard Henderson <rth@redhat.com>
2944 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2946 * dwarf2out.c (need_data_align_sf_opcode): New.
2947 (div_data_align): Move earlier.
2948 (def_cfa_1, reg_save): Use it.
2950 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2952 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2953 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2954 (ix86_handle_option): Handle OPT_mcrc32.
2955 (ix86_target_string): Add -mcrc32.
2956 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2958 * config/i386/i386.h (TARGET_CRC32): New.
2960 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2961 (sse4_2_crc32di): Likewise.
2963 * config/i386/i386.opt (mcrc32): New.
2965 * doc/invoke.texi: Document -mcrc32.
2967 2009-06-11 Richard Henderson <rth@redhat.com>
2969 * common.opt (gdwarf-): Accept a version number.
2970 * doc/invoke.texi (gdwarf-): Update docs.
2971 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2972 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2973 version level, and record it.
2975 * dwarf2.h (DW_CIE_VERSION): Remove.
2976 * dwarf2out.c (DWARF_VERSION): Remove.
2977 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2978 (output_call_frame_info): Use CIE version 3 for dwarf3,
2979 or if the return register column is out of range for version 1.
2980 (dwarf_stack_op_name): Add all dwarf3 values.
2981 (DEBUG_PUBTYPES_SECTION): New.
2982 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2983 encoding change for dwarf3.
2984 (output_die) [dw_val_class_die_ref]: Likewise.
2985 (output_compilation_unit_header): Emit correct version for dwarf3.
2986 (output_line_info): Likewise.
2987 (output_pubnames): Update for DWARF_VERSION removal.
2988 (output_aranges): Likewise.
2989 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2990 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2991 (dwarf2out_finish): Likewise.
2993 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2995 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2998 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3001 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3002 * builtins.c (expand_builtin_unreachable): New function.
3003 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3004 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3005 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3007 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3008 searching for missing barriers.
3010 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3012 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3013 when -fprofile-generate* was passed.
3014 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3016 2009-06-11 Anthony Green <green@moxielogic.com>
3018 * config/moxie/moxie.md: Define length attribute for all instructions.
3020 (*b<cond:code>): Support limited branch ranges for new PC-relative
3021 branch instructions.
3022 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3024 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3026 * config/i386/i386.c (min_insn_size): Use get_attr_length
3027 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3030 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3031 instead of emit_insn_before.
3033 2009-06-10 Ian Lance Taylor <iant@google.com>
3036 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3039 2009-06-10 Revital Eres <eres@il.ibm.com>
3041 * passes.c (init_optimization_passes): Reschedule
3042 predictive-commoning pass before complete unroll pass.
3044 2009-06-10 Martin Jambor <mjambor@suse.cz>
3046 * cgraph.c (cgraph_node_can_be_local_p): New function.
3047 (cgraph_make_node_local): New function.
3048 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3049 (cgraph_make_node_local): Declare.
3051 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3053 * tree.h (tree_base): Add packed_flag and user_align fields.
3054 Decrease size of spare field.
3055 (TYPE_USER_ALIGN): Use user_align from tree_base.
3056 (DECL_USER_ALIGN): Likewise.
3057 (TYPE_PACKED): Use packed_flag from tree_base.
3058 (DECL_PACKED): Likewise.
3059 (tree_type): Delete packed_flag and user_align fields. Widen
3060 precision field. Widen mode field and shuffle fields to align
3061 mode on an 8-bit boundary.
3062 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3063 Renumber decl_flag_* fields. Fix comments. Widen
3064 decl_common_unused field.
3065 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3066 (DECL_EXTERNAL): Likewise.
3067 (DECL_BIT_FIELD): Likewise.
3068 (DECL_NONADDRESSABLE_P): Likewise.
3069 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3070 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3072 2009-06-10 Ian Lance Taylor <iant@google.com>
3074 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3075 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3076 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3077 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3078 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3079 DEF_VEC_ALLOC_FUNC_P.
3080 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3081 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3082 DEF_VEC_ALLOC_FUNC_O.
3083 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3084 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3085 DEF_VEC_ALLOC_FUNC_I.
3086 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3087 (vec_stack_p_reserve_exact_1): Declare.
3088 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3089 (vec_stack_free): Declare.
3090 (VEC_stack_alloc): Define.
3091 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3092 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3093 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3094 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3096 (stack_vecs): New static variable.
3097 (vec_stack_p_reserve_exact_1): New function.
3098 (vec_stack_o_reserve_1): New static function.
3099 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3100 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3101 (vec_stack_free): New function.
3102 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3103 (VEC_df_ref_stack_alloc): Define.
3104 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3105 DEF_VEC_ALLOC_P_STACK.
3106 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3107 (struct df_collection_rec): Change _vec fields to VEC. Remove
3109 (df_free_collection_rec): Adjust for new fields.
3110 (df_insn_rescan): Use new df_collection_rec fields.
3111 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3112 (df_ref_create_structure, df_ref_record): Likewise.
3113 (df_get_conditional_uses, df_get_call_refs): Likewise.
3114 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3115 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3116 (df_record_exit_block_uses, df_bb_verify): Likewise.
3117 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3118 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3119 Remove count parameter. Change return type to void. Change all
3121 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3122 Remove count parameter. Change return type to void. Change all
3124 (df_install_refs): Change old_vec parameter to VEC. Remove count
3125 parameter. Change all callers.
3126 (df_install_mws): Change old_vec parameter to VEC. Remove count
3127 parameter. Change all callers.
3128 (df_refs_verify): Change new_rec parameter to VEC. Change call
3130 (df_mws_verify): Likewise.
3132 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3134 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3136 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3138 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3140 2009-06-10 Anthony Green <green@moxielogic.com>
3142 * config/moxie/crti.asm: New file.
3143 * config/moxie/crtn.asm: New file.
3144 * config/moxie/moxie.c: New file.
3145 * config/moxie/moxie.h: New file.
3146 * config/moxie/sfp-machine.h: New file.
3147 * config/moxie/moxie-protos.h: New file.
3148 * config/moxie/t-moxie: Created.
3149 * config/moxie/t-moxie-softfp: Created.
3150 * config/moxie/moxie.md: Created.
3151 * config/moxie/constraints.md: Created.
3152 * config.gcc: Add moxie support.
3153 * doc/md.texi (Machine Constraints): Add moxie constraints.
3154 * doc/contrib.texi (Contributors): Mention moxie port.
3155 * doc/install.texi (Specific): Mention the moxie port.
3157 2009-06-09 Ian Lance Taylor <iant@google.com>
3159 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3161 * optabs.c (optab_table): Only use designated initializers if
3162 HAVE_DESIGNATED_INITIALIZERS is defined.
3163 (convert_optab_table): Likewise.
3164 (init_optabs): Always call init_insn_codes if
3165 HAVE_DESIGNATED_INITIALIZERS is not defined.
3167 2009-06-09 Ian Lance Taylor <iant@google.com>
3169 * targhooks.c (default_builtin_vectorized_function): Change fn
3170 parameter to unsigned int.
3171 (default_builtin_vectorized_conversion): Change code parameter to
3173 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3174 * targhooks.h: Update declarations.
3175 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3176 parameter to unsigned int.
3178 * c-typeck.c (comptypes_check_enum_int): New static function.
3179 (comptypes_internal): Add enum_and_int_p parameter. Change all
3181 (comp_target_types): Add location parameter. Change all callers.
3182 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3184 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3185 (build_conditional_expr): Add colon_loc parameter. Change all
3187 (convert_for_assignment): Add location parameter. Change all callers.
3188 * c-parser.c (c_parser_conditional_expression): Pass location of
3189 colon to build_conditional_expr.
3190 * c-tree.h (build_conditional_expr): Update declaration.
3192 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3194 * graphite.c: Revert previous patch.
3196 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3199 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3201 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3203 * tree-ssa-loop-prefetch.c
3204 (loop_prefetch_arrays): Fixed a portability problem in printf format
3207 2009-06-09 Martin Jambor <mjambor@suse.cz>
3209 PR tree-optimization/40351
3210 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3211 refrence to a potential artifical subaccess can be constructed.
3213 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3215 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3216 (sh_override_options): Likewise.
3217 * config/sh/sh.c: Include params.h.
3218 (sh_optimization_options): New.
3219 (sh_override_options): Likewise.
3220 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3221 (OVERRIDE_OPTIONS): Use sh_override_options.
3223 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3225 * dwarf2out.c (emit_cfa_remember): New variable.
3226 (add_fde_cfi): If emit_cfa_remember, recurse to add
3227 DW_CFA_remember_state first.
3228 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3229 instead just set emit_cfa_remember.
3231 2009-06-08 Jan Hubicka <jh@suse.cz>
3234 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3236 2009-06-08 Jan Hubicka <jh@suse.cz>
3239 * cgraphunit.c (save_inline_function_body): Do not copy transform
3240 hooks for saved inline bodies.
3241 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3244 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3246 * jump.c (returnjump_p): Handle delayed branches. Add missing
3249 2009-06-08 Jan Hubicka <jh@suse.cz>
3252 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3253 original node might've been modified.
3254 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3256 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3258 * tree-object-size.c (addr_object_size): Add OSI argument.
3259 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3260 (compute_builtin_object_size, expr_object_size): Adjust callers.
3261 (plus_stmt_object_size): Call addr_object_size instead of
3262 compute_builtin_object_size.
3264 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3265 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3267 * tree-ssa-loop-prefetch.c
3268 (gather_memory_references): Introduced a counter for the number of
3270 (anything_to_prefetch_p): Introduced a counter for the number of
3272 (is_loop_prefetching_profitable): New function with a cost model
3274 (loop_prefetch_arrays): Use the new cost model to determine if
3275 prefetching is profitable.
3276 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3277 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3278 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3279 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3280 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3281 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3283 2009-06-08 Michael Matz <matz@suse.de>
3286 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3287 partitions use the same.
3288 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3289 for basevars of SSA_NAMEs.
3290 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3291 to not expand them twice.
3292 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3295 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3297 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3298 (fdump-final-insns=, gtoggle): New.
3299 * doc/invoke.texi: Document them.
3300 * final.c (rest_of_clean_state): Dump final insn stream.
3301 * gcc.c (invoke_as): Hook in -fcompare-debug.
3302 (static_spec_functions): Add compare-debug-dump-opt,
3303 compare-debug-self-opt and compare-debug-auxbase-opt.
3304 (compare_debug, compare_debug_second, compare_debug_opt): New.
3305 (switches_debug_check, n_switches_debug_check): New.
3306 (debug_auxbase_opt, debug_check_temp_file): New.
3307 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3309 (do_self_spec): Handle arguments after switches.
3310 (do_spec_1): Add .gk extension to temp file basenames for compare.
3311 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3312 (cc1_options): Use it instead of normal auxbase computation for
3313 the second compare-debug compilation.
3314 (compare_files): New.
3315 (main): Set up and implement compare debug mode.
3316 (compare_debug_dump_opt_spec_function): New.
3317 (compare_debug_self_opt_spec_function): New.
3318 (compare_debug_auxbase_opt_spec_function): New.
3319 * toplev.c (process_options): Handle flag_gtoggle,
3320 flag_dump_final_insns.
3321 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3322 during -fcompare-debug-second compilation.
3324 2009-06-07 Ian Lance Taylor <iant@google.com>
3326 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3327 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3329 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3330 with no default node. Change warning with %H to warning_at.
3331 Don't clear warn_switch around case checking.
3332 * doc/invoke.texi (Warning Options): Clarify distinction between
3333 -Wswitch and -Wswitch-enum.
3335 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3337 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3339 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3341 * gbl-ctors.h: Add header guard.
3343 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3345 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3346 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3347 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3348 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3349 prototypes for removed functions.
3350 (expressions_equal_p): Move to ...
3351 * tree-ssa-sccvn.h: ... here and ...
3352 * matrix-reorg.c: ... adjust includes.
3354 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3356 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3358 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3360 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3361 (finish_function): Remove erroneous whitespace.
3363 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3365 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3366 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3368 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3370 * errors.c (internal_error): Commentary typo fix.
3371 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3372 * tree-ssa-pre.c: Ditto.
3374 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3376 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3377 them is supposed to hold actual statements.
3379 2009-06-06 Ian Lance Taylor <iant@google.com>
3381 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3382 empty statements can now have attributes.
3384 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3386 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3387 * config/mips/mips.md: Ditto.
3389 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3391 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3393 (__eabi_uconvert): Likewise.
3395 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3397 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3398 CFI_* definitions with IN_GCC.
3400 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3402 * xcoffout.h (xcoffout_source_line): Update prototype.
3404 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3406 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3407 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3409 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3412 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3413 inlined_function_outer_scope_p blocks for artificial inlines
3415 * tree.c (tree_nonartificial_location): Rewrite using
3416 block_nonartificial_location.
3418 2009-06-05 Revital Eres <eres@il.ibm.com>
3419 Leehod Baruch <leehod@il.ibm.com>
3421 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3422 (expand_expr_real_1): Remove comment.
3423 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3424 Vectorize misaligned access when the target supports it.
3425 (vect_supportable_dr_alignment): Check for unaligned access support.
3426 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3429 2009-06-05 Julian Brown <julian@codesourcery.com>
3431 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3432 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3434 2009-06-05 Richard Guenther <rguenther@suse.de>
3437 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3440 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3442 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3443 (save_gprs): Don't tell unwinder when a global register is saved.
3444 (s390_emit_epilogue): Emit needed epilogue unwind info.
3446 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3448 * dwarf2out.c (deferred_asm_name): New.
3449 (add_name_and_src_coords_attributes): Defer creation of
3450 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3452 (move_linkage_attr): New.
3453 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3456 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3458 * tree-nested.c (finalize_nesting_tree_1): Declare the
3459 frame_decl in the binding tree.
3461 2009-06-04 Cary Coutant <ccoutant@google.com>
3463 * basic-block.h (struct basic_block_def): Add discriminator field.
3464 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3466 * debug.c (do_nothing_debug_hooks): Add additional entry.
3467 (debug_nothing_int_charstar_int): New function.
3468 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3469 (debug_nothing_int_charstar_int): New declaration.
3470 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3471 discriminator value in .loc directive.
3472 * final.c (last_discriminator): New variable.
3473 (discriminator): New variable.
3474 (final_start_function): Initialize above variables, pass current
3475 discriminator to debug hook.
3476 (notice_source_line): Check for discriminator change.
3477 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3478 * sdbout.c (sdbout_source_line): New parameter.
3479 * tree-cfg.c (struct locus_discrim_map): New structure type.
3480 (discriminator_per_locus): New hash table.
3481 (build_gimple_cfg): Allocate and free discriminator hash table.
3482 (make_edges): Call assign_discriminator.
3483 (locus_map_hash): New function.
3484 (locus_map_eq): New function.
3485 (next_discriminator_for_locus): New function.
3486 (same_line_p): New function.
3487 (assign_discriminator): New function.
3488 (make_cond_expr_edges): Call assign_discriminator.
3489 (make_gimple_switch_edges): Likewise.
3490 (first_non_label_stmt): New function.
3491 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3493 * xcoffout.c (xcoffout_source_line): Add new parameter.
3495 * configure.ac (gcc_cv_as_discriminator): New configury check for
3496 gas support for discriminator.
3497 * configure: Regenerate.
3498 * config.in: Regenerate.
3500 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3502 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3503 val after checking for integers.
3505 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3507 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3509 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3510 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3511 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3512 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3513 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3514 X64_SSE_REGPARM_MAX.
3515 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3516 X64_SSE_REGPARM_MAX.
3518 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3520 * gcc.c (report_times_to_file): New.
3521 (execute): Implement it.
3522 (process_command): Support -time=.
3523 * doc/invoke.texi: Document it.
3525 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3527 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3528 that have value exprs.
3530 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3532 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3533 declarations for constants until...
3534 (dw2_output_indirect_constant_1): ... this point.
3536 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3539 * arm.md (arm_addsi3): Don't try to split an add with an
3540 eliminable register until after reload has completed.
3542 2009-06-03 Ian Lance Taylor <iant@google.com>
3544 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3545 * genattrtab.c (write_length_unit_log): Likewise.
3546 * genchecksum.c (dosum): Likewise.
3547 * gengtype.c (write_rtx_next): Likewise.
3548 (finish_root_table, write_roots): Likewise.
3549 * gimple.c (gimple_ops_offset_): Likewise.
3550 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3551 * config/arc/arc.c (arc_attribute_table): Likewise.
3552 * config/arm/arm.c (arm_attribute_table): Likewise.
3553 * config/avr/avr.c (avr_attribute_table): Likewise.
3554 * config/crx/crx.c (crx_attribute_table): Likewise.
3555 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3556 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3557 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3558 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3559 * config/sh/sh.c (sh_attribute_table): Likewise.
3560 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3561 * config/spu/spu.c (spu_attribute_table): Likewise.
3562 * config/v850/v850.c (v850_attribute_table): Likewise.
3564 * config/alpha/alpha.c (vms_attribute_table): Make static.
3565 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3566 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3567 * config/mips/mips.c (mips_attribute_table): Likewise.
3569 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3571 (cc1-checksum.o): Likewise.
3573 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3575 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3577 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3579 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3580 insn if it is changing sp. Use gen_add3_insn instead of
3581 conditionally gen_addsi3 and gen_adddi3.
3582 (offset_below_red_zone_p): New static inline function.
3583 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3584 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3585 * config/rs6000/ppc-asm.h: Include auto-host.h.
3586 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3587 CFI_RESTORE): Define.
3588 * config/rs6000/crtresxgpr.asm: Add unwind info.
3589 * config/rs6000/crtresxfpr.asm: Likewise.
3590 * config/rs6000/crtresgpr.asm: Likewise.
3591 * config/rs6000/crtresfpr.asm: Likewise.
3592 * config/rs6000/crtsavgpr.asm: Likewise.
3593 * config/rs6000/crtsavfpr.asm: Likewise.
3595 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3596 argument of DWARF2_FRAME_REG_OUT macros.
3598 2009-06-03 Julian Brown <julian@codesourcery.com>
3600 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3601 words or less (including TImode) in core registers.
3603 2009-06-03 Richard Guenther <rguenther@suse.de>
3606 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3608 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3610 * statistics.c (statistics_counter_event): Do not record event
3611 in pass dump if its number == -1.
3612 (curr_statistics_hash): Add assert that we never get passes
3613 with static number == -1.
3615 2009-06-03 Richard Guenther <rguenther@suse.de>
3616 Andrey Belevantsev <abel@ispras.ru>
3618 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3619 non-BLKmode arrays addressable.
3621 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3623 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3624 * config/m68k/m68k.h: ... here.
3625 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3628 2009-06-03 Martin Jambor <mjambor@suse.cz>
3630 PR tree-optimization/40323
3631 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3634 2009-06-03 Richard Guenther <rguenther@suse.de>
3636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3639 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3641 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3642 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3643 JUMP_TABLE_DATA_P where applicable.
3644 * config/sh/sh.c: Ditto.
3645 * config/sh/sh.h: Ditto.
3646 * config/sh/sh.md: Ditto.
3647 * config/sh/symbian.c: Ditto.
3649 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3651 * config/i386/driver-i386.c (describe_cache): Optimize
3652 concatenation of strings. Use snprintf instead of sprintf.
3653 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3654 target when not compiling with GCC.
3656 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3658 * config/sh/sh.c: Revert last change.
3659 (sh_expand_epilogue): Emit a blockage insn before the frame
3660 pointer adjustment unconditionally.
3662 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3664 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3665 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3666 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3667 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3668 to COLLECT_GCC_OPTIONS.
3670 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3672 * collect2.c (target_system_root): New variable.
3673 (main): Handle --sysroot=.
3674 (ignore_library): Strip the sysroot from the library path.
3676 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3678 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3679 (collect2.o): Depend on collect2-aix.h.
3680 (collect2-aix.o): New rule.
3681 * collect2-aix.h: New file.
3682 * collect2-aix.c: Likewise.
3683 * collect2.c: Include collect2-aix.h. Don't undefine
3684 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3685 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3686 Use TARGET_AIX_VERSION instead of _AIX51.
3687 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3688 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3689 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3690 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3691 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3693 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3695 * collect2.c (ignore_library): Avoid premature post-increment
3698 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3700 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3701 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3702 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3703 CROSS_DIRECTORY_STRUCTURE too.
3704 (LINK_LIBG_SPEC): Likewise.
3705 (LIB_SPEC): Add %R to sysroot paths.
3706 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3707 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3708 * config/rs6000/aix51.h: As for aix43.h.
3709 * config/rs6000/aix52.h: Likewise.
3710 * config/rs6000/aix53.h: Likewise.
3711 * config/rs6000/aix61.h: Likewise.
3712 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3713 to the beginning of sysroot paths.
3715 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3717 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3718 INSN_LISTs that are out of the REG_NOTE range.
3720 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3722 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3723 (struct var_to_expand): Likewise.
3724 (struct opt_info): Add head and tail for linked lists of the above.
3725 (analyze_insn_to_expand_var): Initialize next.
3726 (analyze_iv_to_split_insn): Likewise.
3727 (analyze_insns_in_loop): Create linked lists.
3728 (allocate_basic_variable): Simplify for use without hash table.
3729 (insert_var_expansion_initialization): Likewise, make it type-safer.
3730 (combine_var_copies_in_loop_exit): Likewise.
3731 (apply_opt_in_copies): Walk lists rather than hash tables.
3732 (release_var_copies): Simplified and inlined by hand into...
3733 (free_opt_info): ... this function.
3735 2009-06-02 Richard Guenther <rguenther@suse.de>
3737 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3740 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3742 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3743 only for builtins that are not overridden.
3745 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3747 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3750 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3752 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3754 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3756 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3758 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3760 * common.opt (fdump-unnumbered-links): New.
3761 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3762 * print-rtl.c (flag_dump_unnumbered_links): New.
3763 (print_rtx): Test it.
3765 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3767 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3768 push/pop multiple to 8-byte alignment.
3770 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3772 * config/i386/i386.c (queued_cfa_restores): New static variable.
3773 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3775 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3776 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3777 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3778 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3779 note unconditionally.
3780 (ix86_emit_restore_regs_using_mov): Likewise.
3781 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3782 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3783 it through to ix86_emit_restore_reg_using_pop.
3784 (ix86_emit_leave): Add RED_OFFSET argument. Call
3785 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3786 instead of adding REG_CFA_OFFSET note unconditionally.
3787 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3788 the above functions. Call ix86_add_queued_cfa_restore_notes when
3791 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3792 force output of the label even for dwarf2out_do_cfi_asm.
3793 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3794 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3795 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3797 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3798 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3799 dwarf2out_cfi_label callers.
3800 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3801 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3802 Adjust dwarf2out_cfi_label callers.
3803 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3805 * config/i386/i386.h (struct machine_cfa_state,
3806 struct machine_function): Guard with ifndef USED_FOR_TARGET
3807 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3810 * emutls.c (__emutls_get_address): Change arr->size to mean number
3811 of allocated arr->data entries instead of # of slots + 1.
3814 * recog.c (peep2_reinit_state): New function.
3815 (peephole2_init_state): Use it at the end of a basic block and also
3816 when seeing a RTX_FRAME_RELATED_P insn.
3818 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3820 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3821 fixuns_truncrfdi2): New.
3822 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3823 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3824 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3825 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3826 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3827 *recip_approx): Remove.
3828 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3829 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3830 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3832 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3835 2009-06-01 Ian Lance Taylor <iant@google.com>
3837 * attribs.c (register_attribute): Use CONST_CAST.
3838 * collect2.c (main): Use CONST_CAST2.
3839 (scan_prog_file): Likewise.
3840 * gcc.c (process_command, main): Likewise.
3841 * toplev.c (toplev_main): Likewise.
3843 * c-typeck.c (handle_warn_cast_qual): New static function,
3844 partially broken out of build_c_cast.
3845 (build_c_cast): Call handle_warn_cast_qual.
3846 * doc/invoke.texi (Warning Options): Document new effect of
3849 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3851 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3852 (diagnostic_report_current_module): Print columns.
3853 * common.opt (flag_show_column): Enable by default.
3855 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3857 * alias.c (find_base_term): Check for NULL term before returning.
3859 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3861 Revert due to PR40320:
3862 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3863 * calls.c (emit_library_call_value_1): Don't force_operand for move
3866 2009-06-01 Olivier Hainque <hainque@adacore.com>
3867 Eric Botcazou <ebotcazou@adacore.com>
3869 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3870 to be processed as a bitfield for constructor output purposes.
3871 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3873 * varasm.c (oc_local_state): New type, output_constructor
3874 local state to support communication with helpers.
3875 (oc_outer_state): New type, output_constructor outer state of
3876 relevance in recursive calls.
3877 (output_constructor_array_range): New output_constructor helper,
3878 extracted code for an array range element.
3879 (output_constructor_regular_field): New output_constructor helper,
3880 extracted code for an element that is not a bitfield.
3881 (output_constructor_bitfield): New output_constructor helper,
3882 extracted code for a bitfield element. Accept an OUTER state
3883 argument for recursive processing. Recurse on record or array
3884 CONSTRUCTOR values, possibly past noop conversions.
3885 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3886 VALUE is a valid constant-valued expression for use in a static
3887 bit-field initializer.
3888 (output_constructor): Rework to use helpers. Accept and honor an
3889 OUTER state argument for recursive calls. Return total size. Be
3890 prepared for nested constructors initializing bitfields.
3891 (output_constant): Feed OUTER in calls to output_constructor.
3893 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3895 * calls.c (emit_library_call_value_1): Don't force_operand for move
3898 2009-06-01 Nick Clifton <nickc@redhat.com>
3900 * doc/invoke.texi (IA-64 Options): Fix typo.
3902 2009-06-01 Ira Rosen <irar@il.ibm.com>
3904 PR tree-optimization/39129
3905 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3907 (vect_do_peeling_for_loop_bound): Use
3908 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3909 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3910 (vect_loop_versioning): Likewise.
3911 (vect_create_cond_for_alias_checks): Fix indentation.
3912 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3914 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3915 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3916 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3917 "control flow in loop".
3918 (vect_estimate_min_profitable_iters): Use
3919 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3920 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3921 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3922 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3923 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3924 statement belongs to a group of strided accesses with the exact code
3926 (vectorizable_load): Likewise.
3927 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3928 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3930 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3932 * config/freebsd-stdint.h: New file.
3933 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3934 Add freebsd-stdint.h to tm_file.
3936 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3938 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3939 (thumb2_extendhidi2): Likewise.
3941 2009-05-31 Ian Lance Taylor <iant@google.com>
3943 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3945 2009-05-31 Ian Lance Taylor <iant@google.com>
3947 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3948 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3949 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3951 2009-05-31 Jason Merrill <jason@redhat.com>
3953 * tree-pretty-print.c (print_call_name): Take the callee, not the
3954 call itself. Make non-static. Use dump_function_name for functions.
3955 (dump_generic_node): Adjust.
3956 * diagnostic.h: Declare print_call_name.
3957 * gimple-pretty-print.c (dump_gimple_call): Use it.
3959 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3961 * config/sh/sh.md (ashldi3_std): New define_expand.
3964 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3967 * config/sh/sh.c: Include debug.h.
3968 (sh_expand_epilogue): Emit a blockage insn before the frame
3969 pointer adjustment also when dwarf2out_do_frame returns true.
3971 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3973 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3974 (thumb2_extendqidi2): New pattern.
3976 2009-05-31 Ira Rosen <irar@il.ibm.com>
3978 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3979 mark phis for renaming.
3980 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3981 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3982 Call mark_sym_for_renaming.
3983 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3984 * tree-vect-loop.c (vect_transform_loop): Remove
3985 vect_memsyms_to_rename initialization and a call to
3986 mark_set_for_renaming.
3988 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3991 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3992 frame related even if !set_cfa && style < 0.
3994 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3996 * config/i386/mingw-tls.c: New file.
3997 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3998 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3999 defining _WIN32 but not __CYGWIN__.
4001 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4003 * configure.ac: Add MPC support.
4005 * config.in, configure: Regenerate.
4007 2009-05-29 Richard Henderson <rth@redhat.com>
4009 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4010 NOTE_INSN_BASIC_BLOCK.
4011 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4012 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4013 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4015 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4017 (add_cfi): Disable check redefining cfa away from drap.
4018 (lookup_cfa_1): Add remember argument; handle remember/restore.
4019 (lookup_cfa): Pass remember argument.
4020 (cfa_remember): New.
4021 (compute_barrier_args_size_1): Remove sibcall check.
4022 (dwarf2out_frame_debug_def_cfa): New.
4023 (dwarf2out_frame_debug_adjust_cfa): New.
4024 (dwarf2out_frame_debug_cfa_offset): New.
4025 (dwarf2out_frame_debug_cfa_register): New.
4026 (dwarf2out_frame_debug_cfa_restore): New.
4027 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4028 (dwarf2out_begin_epilogue): New.
4029 (dwarf2out_frame_debug_restore_state): New.
4030 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4031 DW_CFA_restore_state.
4032 (output_cfi_directive): Likewise.
4033 (convert_cfa_to_fb_loc_list): Likewise.
4034 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4035 * dwarf2out.h: Update.
4036 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4037 (copy_insn_1): Early out for null.
4038 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4039 and dwarf2out_frame_debug_restore_state.
4040 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4041 (prologue_insn_hash, epilogue_insn_hash): New.
4042 (free_after_compilation): Adjust freeing accordingly.
4043 (record_insns): Create hash table if needed; push insns into
4044 hash instead of array.
4045 (maybe_copy_epilogue_insn): New.
4046 (contains): Search hash table instead of array.
4047 (sibcall_epilogue_contains): Remove.
4048 (thread_prologue_and_epilogue_insns): Split eh_return insns
4049 and mark them as epilogues.
4050 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4051 scanning in terms of basic blocks.
4052 * insn-notes.def (CFA_RESTORE_STATE): New.
4053 * jump.c (returnjump_p_1): Accept EH_RETURN.
4054 (eh_returnjump_p_1, eh_returnjump_p): New.
4055 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4056 CFA_REGISTER, CFA_RESTORE): New.
4057 * rtl.def (EH_RETURN): New.
4058 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4060 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4061 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4063 * config/i386/i386.c (gen_push): Update cfa state.
4064 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4065 add a CFA_ADJUST_CFA note.
4066 (ix86_dwarf_handle_frame_unspec): Remove.
4067 (ix86_expand_prologue): Update cfa state.
4068 (ix86_emit_restore_reg_using_pop): New.
4069 (ix86_emit_restore_regs_using_pop): New.
4070 (ix86_emit_leave): New.
4071 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4072 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4073 * config/i386/i386.h (struct machine_cfa_state): New.
4074 (ix86_cfa_state): New.
4075 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4076 (eh_return_internal): Merge from eh_return_<mode>,
4077 use eh_return rtx, split w/ epilogue.
4079 2009-05-29 Ian Lance Taylor <iant@google.com>
4081 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4083 * calls.c (emit_library_call_value_1): Likewise.
4085 * c-typeck.c (c_build_va_arg): New function.
4086 * c-tree.h (c_build_va_arg): Declare.
4087 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4088 instead of build_va_arg.
4090 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4092 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4093 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4094 (ptr_difference_cost): Use affine combinations to compute it.
4095 (difference_cost): Likewise.
4096 (get_computation_cost_at): Compute more accurate cost for addresses
4097 if the ratio is a multiplier allowed in addresses.
4098 For non-addresses, consider that an additional offset or symbol is
4101 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4103 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4104 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4106 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4107 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4108 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4110 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4111 to 1 for TYPE_SSE{IADD1,CVT1}.
4112 (prefix_vex_imm8): Removed.
4113 (length_vex): Only pass 1 as second argument to
4114 ix86_attr_length_vex_default if prefix_extra is 0.
4115 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4116 (length): For prefix vex computation use length_immediate
4117 attribute instead of prefix_vex_imm8.
4118 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4119 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4120 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4121 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4122 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4123 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4124 a space in between the operands.
4125 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4126 if one operand is 0xff and the other one si, di, bp or sp.
4127 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4128 other one si, di, bp or sp.
4129 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4130 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4131 type and mode attributes.
4132 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4133 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4134 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4135 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4136 prefix_data16 attribute iff MODE_DF.
4137 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4138 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4139 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4140 constm128_operand in length_immediate computation.
4141 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4142 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4143 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4144 length_immediate attribute to 1.
4145 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4146 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4147 for certain alternatives.
4148 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4149 prefix_data16 attribute if MODE_V1DF.
4150 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4151 length_immediate to 1.
4152 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4153 length_address to 4, set mode attribute to MODE_DI.
4154 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4155 (fxam<mode>2_i387): Set length attribute to 4.
4156 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4157 *prefetch_3dnow_rex): Override length_address attribute.
4158 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4160 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4161 (constm128_operand): Removed.
4162 * config/i386/i386.c (memory_address_length): For
4163 disp && !index && !base in 64-bit mode account for SIB byte if
4164 print_operand_address can't optimize disp32 into disp32(%rip)
4165 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4166 for fs: or gs: segment.
4167 (ix86_attr_length_immediate_default): When checking if shortform
4168 is possible, truncate immediate to the length of the non-shortened
4170 (ix86_attr_length_address_default): Ignore MEM_P operands
4172 (ix86_attr_length_vex_default): Only check for DImode on
4173 GENERAL_REG_P operands.
4174 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4175 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4176 (sse_cvttps2pi): Clear prefix_rep attribute.
4177 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4179 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4180 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4181 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4182 iff operand 2 is const_int_operand.
4183 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4184 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4185 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4187 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4189 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4190 prefix_data16 attribute for movlpd and movhpd instructions.
4191 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4192 length_immediate for shufpd instruction.
4193 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4194 (avx_cmpp<avxmodesuffixf2c><mode>3,
4195 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4196 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4197 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4198 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4199 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4200 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4201 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4202 prefix_data16 attribute for the first alternative to 1.
4203 (*avx_loadlps): Override length_immediate for the first alternative.
4204 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4205 attributes for second alternative.
4206 (*vec_concatv2sf_sse4_1): Override length_immediate and
4207 prefix_data16 attributes for second alternative.
4208 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4209 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4210 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4211 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4212 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4213 prefix_data16 and length_immediate to 1.
4214 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4216 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4217 prefix_extra attribute for variants that don't have 0f prefix alone.
4218 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4219 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4220 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4221 *sse4_1_pextrd): Set length_immediate to 1.
4222 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4223 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4225 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4226 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4227 length_immediate to 1 for second alternative.
4228 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4229 prefix_extra and length_immediate attributes for the first
4231 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4233 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4234 to 1 for the first and third alternative.
4235 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4237 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4239 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4241 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4242 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4243 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4244 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4245 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4246 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4247 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4248 ssse3_psign<mode>3): Override prefix_rex attribute.
4249 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4250 (ssse3_palignrti): Override length_immediate to 1.
4251 (ssse3_palignrdi): Override length_immediate to 1, override
4252 prefix_rex attribute.
4253 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4254 (sse4a_extrqi): Override length_immediate to 2.
4255 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4256 (sse4a_insertq): Override prefix_data16 to 0.
4257 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4258 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4259 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4260 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4261 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4262 and length_immediate to 1.
4263 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4264 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4265 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4266 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4267 and length_immediate to 1.
4268 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4269 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4270 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4271 avx_ptest256): Override prefix_extra to 1.
4272 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4273 Override prefix_data16 and length_immediate to 1.
4274 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4275 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4276 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4277 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4278 prefix_data16 to 0 and prefix_extra to 2.
4279 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4280 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4282 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4283 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4284 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4285 and prefix_extra to 2.
4286 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4287 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4288 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4289 avx_vpermilvar<mode>3,
4290 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4291 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4292 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4293 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4294 Override prefix_extra to 1.
4295 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4296 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4297 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4298 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4299 prefix_extra and length_immediate to 1.
4300 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4302 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4303 to 1 for the first alternative.
4304 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4305 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4307 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4308 *movv2sf_internal_avx, *movv2sf_internal): Override
4309 prefix_rep attribute for certain alternatives.
4310 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4311 attributes for certain alternatives.
4312 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4313 attributes for certain alternatives.
4314 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4315 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4316 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4317 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4318 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4319 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4320 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4321 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4322 length_immediate to 1 if operand 2 is const_int_operand.
4323 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4324 *vec_extractv2si_1): Set length_immediate attribute to 1.
4325 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4326 using old 3DNOW insn rather than SSE/3DNOW_A.
4327 (mmx_emms, mmx_femms): Clear modrm attribute.
4329 2009-05-29 Martin Jambor <mjambor@suse.cz>
4331 * tree-sra.c: New implementation of SRA.
4333 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4334 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4335 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4336 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4337 (SRA_MAX_STRUCTURE_COUNT): Removed.
4338 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4339 * doc/invoke.texi (sra-max-structure-size): Removed.
4340 (sra-field-structure-ratio): Removed.
4342 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4345 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4348 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4350 PR rtl-optimization/40101
4351 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4352 seqno. Adjust comment.
4353 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4354 inserting bookkeeping before a jump, the jump is not scheduled.
4355 When no positive seqno found, provide a value. Add comment.
4357 2009-05-29 Richard Guenther <rguenther@suse.de>
4359 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4360 short-cutting on the first component.
4362 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4365 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4366 for trees other than decls/types.
4368 2009-05-29 Richard Guenther <rguenther@suse.de>
4370 * tree-ssa-operands.c (get_expr_operands): Do not handle
4371 INDIRECT_REFs in the handled-component case. Remove
4372 unused get_ref_base_and_extent case.
4373 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4374 tree_low_cst and host_integerp where possible.
4375 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4376 codes for equivalence.
4377 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4379 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4381 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4382 to tmake_file for i[34567]86-*-cygwin*.
4384 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4387 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4388 (altivec_categorize_keyword, init_vector_keywords,
4389 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4392 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4394 * tree.c (handle_dll_attribute): Check if node is
4395 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4397 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4399 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4401 (thumb2_zero_extendqidi2): Likewise.
4403 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4405 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4406 instead of gen_movrt.
4407 * config/sh/sh.md (movrt): Remove.
4409 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4411 * doc/invoke.texi (IA-64 Options):
4412 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4413 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4414 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4415 -msched-prefer-non-control-spec-insns,
4416 -msched-stop-bits-after-every-cycle,
4417 -msched-count-spec-in-critical-path,
4418 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4419 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4420 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4421 and -msched-spec-verbose.
4423 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4425 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4426 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4428 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4430 2009-05-28 Richard Guenther <rguenther@suse.de>
4432 * tree-ssa-alias.c (ao_ref_init): New function.
4433 (ao_ref_base): Likewise.
4434 (ao_ref_base_alias_set): Likewise.
4435 (ao_ref_alias_set): Likewise.
4436 (refs_may_alias_p_1): Change signature.
4437 (refs_may_alias_p): Adjust.
4438 (refs_anti_dependent_p): Likewise.
4439 (refs_output_dependent_p): Likewise.
4440 (call_may_clobber_ref_p_1): Change signature.
4441 (call_may_clobber_ref_p): Adjust.
4442 (stmt_may_clobber_ref_p_1): New function split out from ...
4443 (stmt_may_clobber_ref_p): ... here.
4444 (maybe_skip_until): Adjust signature.
4445 (get_continuation_for_phi): Likewise.
4446 (walk_non_aliased_vuses): Likewise.
4447 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4448 (ao_ref_init): Declare.
4449 (ao_ref_base): Likewise.
4450 (ao_ref_alias_set): Likewise.
4451 (stmt_may_clobber_ref_p_1): Likewise.
4452 (walk_non_aliased_vuses): Adjust.
4453 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4454 (get_ref_from_reference_ops): remove.
4455 (vn_reference_lookup_2): Adjust signature.
4456 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4457 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4458 (vn_reference_lookup): Adjust.
4459 (vn_reference_insert): Likewise.
4460 (vn_reference_insert_pieces): Adjust signature.
4461 (visit_reference_op_call): Adjust.
4462 * tree-ssa-pre.c (get_expr_type): Simplify.
4463 (phi_translate_1): Adjust.
4464 (compute_avail): Likewise.
4465 (translate_vuse_through_block): Do not re-build trees.
4466 (value_dies_in_block_x): Likewise.
4467 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4469 (vn_reference_lookup_pieces): Adjust declaration.
4470 (vn_reference_insert_pieces): Likewise.
4472 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4474 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4475 with checking disabled.
4477 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4481 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4482 macro definition for support of three-operand format aligned
4483 .comm directive in assembler on cygwin/pe/mingw target OS.
4484 * configure: Regenerate.
4485 * config.h: Regenerate.
4487 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4488 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4489 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4491 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4492 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4494 2009-05-28 Ira Rosen <irar@il.ibm.com>
4496 PR tree-optimization/40254
4497 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4498 in analysis of basic blocks.
4500 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4503 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4504 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4505 (TARGET_INITIALIZER): Use it.
4506 * cse.c (CHEAPER): Move it up to the other macros.
4507 (insert): Rename this ...
4508 (insert_with_costs): ... to this. Add cost parameters. Update
4510 (insert): New function. Call insert_with_costs.
4511 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4512 find_reg_offset_for_const, try_const_anchors): New functions.
4513 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4514 when using a const-anchor. Call insert_const_anchors.
4515 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4516 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4518 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4520 * tree-inline.c (remap_decls): Enable nonlocalized variables
4521 when not optimizing.
4523 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4525 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4526 Simplify other tests involving optimize.
4528 2009-05-27 Tom Tromey <tromey@redhat.com>
4530 * unwind-dw2.c (_Unwind_DebugHook): New function.
4531 (uw_install_context): Call _Unwind_DebugHook.
4533 2009-05-27 Tom Tromey <tromey@redhat.com>
4535 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4537 2009-05-27 Ian Lance Taylor <iant@google.com>
4539 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4540 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4541 (ALL_LINKERFLAGS): Define.
4542 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4543 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4544 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4545 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4546 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4547 $(LINKER_FOR_BUILD).
4548 (build/gcov-iov$(build_exeext)): Likewise.
4550 2009-05-27 Julian Brown <julian@codesourcery.com>
4552 * gcse.c (target.h): Include.
4553 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4554 copy of argument to a pseudo register.
4556 2009-05-27 Diego Novillo <dnovillo@google.com>
4558 * tree-ssa-live.c (dump_scope_block): Document arguments.
4559 (dump_scope_blocks): Document.
4560 (debug_scope_blocks): New.
4561 * tree-flow.h (debug_scope_blocks): Declare.
4563 2009-05-21 Denis Chertykov <denisc@overta.ru>
4565 * doc/contrib.texi (Contributors): Add myself to the list.
4567 2009-05-27 Olivier Hainque <hainque@adacore.com>
4569 * expr.c (target_align): New function. Alignment the TARGET of an
4570 assignment may be assume to have.
4571 (highest_pow2_factor_for_target): Use it instead of relying on
4572 immediate tree attributes of TARGET, not necessarily honored when
4573 intermediate bitfields are involved.
4575 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4578 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4579 AVX, SSE4, AES, PCLMUL and POPCNT.
4581 2009-05-27 Diego Novillo <dnovillo@google.com>
4583 * tree-pretty-print.c (dump_location): New.
4584 (dump_generic_node): Call it.
4585 Factor code to handle BLOCK nodes ...
4586 (dump_block_node): ... here.
4588 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4590 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4592 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4594 * gcc-plugin.h: Include config.h and system.h.
4595 (IN_GCC): Define if not defined.
4597 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4600 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4603 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4605 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4607 * config/m32r/m32r.h: Ditto.
4608 * config/m32r/m32r.md: Ditto.
4609 * config/m32r/predicates.md: Ditto.
4611 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4613 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4615 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4618 (Loading plugins): typo.
4619 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4620 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4621 (Interacting with the GCC Garbage Collector): Added new section.
4622 (Giving information about a plugin): Added new section for
4624 * ggc.h (ggc_register_root_tab): Added declaration.
4625 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4626 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4627 (register_callback): Improved comment in declaration.
4628 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4629 (extra_root_vec) Added static variable for dynamic roots registration.
4630 (ggc_register_root_tab) Added new routine.
4631 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4632 PLUGIN_GGC_MARKING event.
4633 * ggc-zone.c: Include plugin.h.
4634 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4635 * ggc-page.c: Include plugin.h.
4636 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4637 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4638 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4639 (register_callback): check lack of callbacks for
4640 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4641 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4642 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4643 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4644 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4645 dependency on plugin.h.
4646 (plugin.o): Added dependency on ggc.h...
4648 2009-05-26 Richard Guenther <rguenther@suse.de>
4652 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4653 with mismatched comparison modes.
4655 * expr.c (expand_expr_real_1): Expand the operand of a
4656 VIEW_CONVERT_EXPR in its natural mode.
4658 2009-05-26 Ian Lance Taylor <iant@google.com>
4660 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4661 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4662 (ALL_COMPILERFLAGS): Define.
4663 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4664 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4665 (collect2$(exeext), collect2.o): Likewise.
4666 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4667 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4668 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4669 (libbackend.o, intl.o, cppdefault.o): Likewise.
4670 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4671 (build/%.o): Use $(COMPILER_FOR_BUILD).
4672 (build/gen%$(build_exeext)): Likewise.
4673 (build/gcov-iov$(build_exeext)): LIkewise.
4674 * config/t-darwin (darwin.o): Use $(COMPILER).
4675 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4676 * config/t-sol2 (sol2-c.o): Likewise.
4678 * config/t-vxworks (vxworks.o): Likewise.
4679 * config/x-darwin (host-darwin.o): Likewise.
4680 * config/x-hpux (host-hpux.o): Likewise.
4681 * config/x-linux (host-linux.o): Likewise.
4682 * config/x-solaris (host-solaris.o): Likewise.
4683 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4684 * config/arm/t-arm (arm-c.o): Likewise.
4685 * config/arm/t-pe (pe.o): Likewise.
4686 * config/arm/t-wince-pe (pe.o): Likewise.
4687 * config/i386/t-cygming (winnt.o): Likewise.
4688 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4689 * config/i386/t-cygwin (cygwin1.o): Likewise.
4690 (cygwin2.o): Likewise.
4691 * config/i386/t-i386 (i386-c.o): Likewise.
4692 * config/i386/t-interix (winnt.o): Likewise.
4693 * config/i386/t-netware (netware.o): Likewise.
4694 * config/i386/t-nwld (nwld.o): Likewise.
4695 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4696 * config/i386/x-i386 (driver-i386.o): Likewise.
4697 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4698 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4699 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4700 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4701 * config/mips/x-native (driver-native.o): Likewise.
4702 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4703 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4704 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4705 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4706 * config/score/t-score-elf (score7.o): Likewise.
4707 (score3.o): Likewise.
4708 * config/sh/t-sh (sh-c.o): Likewise.
4709 * config/sh/t-symbian (sh-c.o): Likewise.
4710 (symbian.o): Likewise.
4711 * config/spu/t-spu-elf (spu-c.o): Likewise.
4712 * config/v850/t-v850 (v850-c.o): Likewise.
4713 * config/v850/t-v850e (v850-c.o): Likewise.
4715 2009-05-26 Richard Guenther <rguenther@suse.de>
4717 PR tree-optimization/40122
4718 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4719 VECTOR_CSTs if possible.
4720 (fold_gimple_assign): Likewise.
4722 2009-05-26 Richard Guenther <rguenther@suse.de>
4725 * fold-const.c (fold_binary): Use the correct types for building
4728 2009-05-26 Richard Guenther <rguenther@suse.de>
4730 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4731 redundant calls to merge_alias_info.
4732 (bump_vector_ptr): Likewise.
4733 * tree-ssa-copy.c (merge_alias_info): Remove.
4734 (replace_exp_1): Remove call to merge_alias_info.
4735 (propagate_tree_value): Likewise.
4736 (fini_copy_prop): Propagate points-to info.
4737 * tree-flow.h (merge_alias_info): Remove.
4739 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4741 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4743 2009-05-25 Jan Hubicka <jh@suse.cz>
4745 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4746 * cgraph.h (struct inline_summary): New filed self_wize,
4747 size_inlining_benefit, self_time and time_inlining_benefit.
4748 (struct cgraph_global_info): Replace insns by time ans size fields.
4749 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4750 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4751 (ipcp_update_callgraph): Do not touch function bodies.
4752 * ipa-inline.c: Include except.h
4753 (MAX_TIME): New constant.
4754 (overall_insns): Remove.
4756 (overall_size, max_benefit): New static variables.
4757 (cgraph_estimate_time_after_inlining): New function.
4758 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4759 (cgraph_clone_inlined_nodes): Update size.
4760 (cgraph_mark_inline_edge): Update size.
4761 (cgraph_estimate_growth): Use size info.
4762 (cgraph_check_inline_limits): Check size.
4763 (cgraph_default_inline_p): Likewise.
4764 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4765 (cgraph_decide_recursive_inlining): Check size.
4766 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4768 (cgraph_decide_inlining): Likewise.
4769 (cgraph_decide_inlining_incrementally): Likewise; honor
4770 PARAM_EARLY_INLINING_INSNS.
4771 (likely_eliminated_by_inlining_p): New predicate.
4772 (estimate_function_body_sizes): New function.
4773 (compute_inline_parameters): Use it.
4774 * except.c (must_not_throw_labels): New function.
4775 * except.h (must_not_throw_labels): Declare.
4776 * tree-inline.c (init_inline_once): Kill inlining_weigths
4777 * tree-ssa-structalias.c: Avoid uninitialized warning.
4778 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4779 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4780 (PARAM_INLINE_CALL_COST): Remove.
4781 (PARAM_EARLY_INLINING_INSNS): New.
4783 2009-05-25 Richard Guenther <rguenther@suse.de>
4785 PR tree-optimization/36327
4786 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4787 callback for reference translation or lookup at the point of may-defs.
4788 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4789 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4790 for union COMPONENT_REFs.
4791 (vn_reference_lookup_3): New callback. Lookup from memset
4792 and CONSTRUCTOR assignment, translate through struct copies.
4793 (vn_reference_lookup_pieces): Make sure to not free the
4794 passed operands array. Adjust walk_non_aliased_vuses call.
4795 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4796 make sure we do not leak memory.
4798 2009-05-25 Richard Guenther <rguenther@suse.de>
4800 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4801 * tree-inline.c (expand_call_inline): Reset the escaped and
4803 * tree-ssa-structalias.c (pass_build_ealias): New.
4804 * tree-pass.h (pass_build_ealias): Declare.
4805 * passes.c (init_optimization_passes): Add PTA during
4806 early optimizations.
4807 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4808 and CALLUSED solutions.
4809 (dump_points_to_solution): New function, split out from ...
4810 (dump_points_to_info_for): ... here.
4811 * tree-parloops.c (parallelize_loops): Reset the escaped and
4814 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4817 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4818 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4820 2009-05-25 Ira Rosen <irar@il.ibm.com>
4822 PR tree-optimization/40238
4823 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4824 statements after basic block's labels.
4825 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4826 to free the allocated memory.
4828 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4830 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4831 return address with a USE.
4833 2009-05-24 Richard Guenther <rguenther@suse.de>
4836 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4837 array type from the main variant of the inner type.
4839 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4841 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4842 definition to bool (from int) to un-break build.
4843 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4845 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4847 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4848 discard_stmt_changes): Delete.
4849 * tree-ssa-operands.c (scb_stack): Delete.
4850 (init_ssa_operands): Do not initialize it.
4851 (fini_ssa_operands): Do not free it.
4852 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4854 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4855 update_stmt, remove the others. Fix comments.
4856 * tree-dfa.c (optimize_stack_restore): Likewise.
4857 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4858 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4859 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4860 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4862 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4863 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4864 (dom_opt_finalize_block): Likewise, adjusting access to
4866 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4867 (stmts_to_rescan): Change item type to gimple.
4868 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4870 2009-05-24 Ira Rosen <irar@il.ibm.com>
4872 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4873 * tree-pass.h (pass_slp_vectorize): New pass.
4874 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4875 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4876 * tree-vectorizer.c (timevar.h): Include.
4877 (user_vect_verbosity_level): Declare.
4878 (vect_location): Fix comment.
4879 (vect_set_verbosity_level): Update user_vect_verbosity_level
4880 instead of vect_verbosity_level.
4881 (vect_set_dump_settings): Add an argument. Ignore user defined
4882 verbosity if dump flags require higher level of verbosity. Print to
4883 stderr only for loop vectorization.
4884 (vectorize_loops): Update call to vect_set_dump_settings.
4885 (execute_vect_slp): New function.
4886 (gate_vect_slp): Likewise.
4887 (struct gimple_opt_pass pass_slp_vectorize): New.
4888 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4890 (vec_info_for_bb): New function.
4891 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4892 (VECTORIZATION_ENABLED): New macro.
4893 (SLP_ENABLED, SLP_DISABLED): Likewise.
4894 (vect_is_simple_use): Add bb_vec_info argument.
4895 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4896 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4897 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4898 vect_schedule_slp, vect_analyze_slp): Likewise.
4899 (vect_analyze_stmt): Add slp_tree argument.
4900 (find_bb_location): Declare.
4901 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4902 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4903 (vect_analyze_loop_operations, vect_analyze_loop,
4904 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4905 vect_finalize_reduction, vectorizable_reduction,
4906 vectorizable_live_operation, vect_transform_loop): Likewise.
4907 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4908 skip evolution analysis if analyzing a basic block.
4909 (dr_analyze_indices): Likewise.
4910 (initialize_data_dependence_relation): Skip the test whether the
4911 object is invariant for basic blocks.
4912 (compute_all_dependences): Skip dependence analysis for data
4913 references in basic blocks.
4914 (find_data_references_in_stmt): Don't fail in case of invariant
4915 access in basic block.
4916 (find_data_references_in_bb): New function.
4917 (find_data_references_in_loop): Move code to
4918 find_data_references_in_bb and add a call to it.
4919 (compute_data_dependences_for_bb): New function.
4920 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4921 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4923 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4924 unknown dependence in basic block and fail in case of dependence in
4926 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4927 dependence instances from either loop or basic block vectorization
4929 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4930 before calling nested_in_vect_loop_p.
4931 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4932 dependence instances from either loop or basic block vectorization
4934 (vect_verify_datarefs_alignment): Likewise.
4935 (vect_enhance_data_refs_alignment): Adjust function calls.
4936 (vect_analyze_data_refs_alignment): Likewise.
4937 (vect_analyze_group_access): Fix printing. Skip different checks if
4938 DR_STEP is 0. Keep strided stores either in loop or basic block
4939 vectorization data structure. Fix indentation.
4940 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4942 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4943 dependence instances from either loop or basic block vectorization
4945 (vect_analyze_data_refs): Update comment. Call
4946 compute_data_dependences_for_bb to analyze basic blocks.
4947 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4948 case of loop vectorization. In case of basic block vectorization use
4949 data-ref itself as a base.
4950 (vect_create_data_ref_ptr): In case of basic block vectorization:
4951 don't advance the pointer, add new statements before the current
4952 statement. Adjust function calls.
4953 (vect_supportable_dr_alignment): Support only aligned accesses in
4954 basic block vectorization.
4955 * common.opt (ftree-slp-vectorize): New flag.
4956 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4957 (vect_pattern_recog_1): Likewise.
4958 * tree-vect-stmts.c (process_use): Likewise.
4959 (vect_init_vector): Add new statements in the beginning of the basic
4960 block in case of basic block SLP.
4961 (vect_get_vec_def_for_operand): Adjust function calls.
4962 (vect_finish_stmt_generation): Likewise.
4963 (vectorizable_call): Add assert that it is loop vectorization, adjust
4965 (vectorizable_conversion, vectorizable_assignment): Likewise.
4966 (vectorizable_operation): In case of basic block SLP, take
4967 vectorization factor from statement's type and skip the relevance
4968 check. Adjust function calls.
4969 (vectorizable_type_demotion): Add assert that it is loop
4970 vectorization, adjust function calls.
4971 (vectorizable_type_promotion): Likewise.
4972 (vectorizable_store): Check for outer loop only in case of loop
4973 vectorization. Adjust function calls. For basic blocks, skip the
4974 relevance check and don't advance pointers.
4975 (vectorizable_load): Likewise.
4976 (vectorizable_condition): Add assert that it is loop vectorization,
4977 adjust function calls.
4978 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4979 that it is not reduction, get vector type, call only supported
4980 functions, skip loop specific parts.
4981 (vect_transform_stmt): Check for outer loop only in case of loop
4983 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4984 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4985 for external definition.
4986 * passes.c (pass_slp_vectorize): New pass.
4987 * tree-vect-slp.c (find_bb_location): New function.
4988 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4989 check for patterns only in loops.
4990 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4991 case of multiple types in basic block SLP.
4992 (vect_mark_slp_stmts_relevant): New function.
4993 (vect_supported_load_permutation_p): Fix comment.
4994 (vect_analyze_slp_instance): Add argument. In case of basic block
4995 SLP, take vectorization factor from statement's type, check that
4996 unrolling factor is 1. Adjust function call. Save SLP instance in
4997 either loop or basic block vectorization structure. Return FALSE,
4999 (vect_analyze_slp): Add argument. Get strided stores groups from
5000 either loop or basic block vectorization structure. Return FALSE
5001 if basic block SLP failed.
5002 (new_bb_vec_info): New function.
5003 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5004 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5005 (vect_schedule_slp): Add argument. Get SLP instances from either
5006 loop or basic block vectorization structure. Set vectorization factor
5007 to be 1 for basic block SLP.
5008 (vect_slp_transform_bb): New function.
5009 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5011 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5013 * final.c (shorten_branches): Do not align labels for jump tables.
5014 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5016 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5018 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5019 Remove outdated reference to flow.c and fix nits.
5020 * doc/gccint.texi: Tweak RTL description.
5021 * doc/rtl.texi: Likewise.
5023 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5025 * config/avr/avr.c: Change my email address.
5026 * config/avr/avr.h: Likewise.
5027 * config/avr/avr.md: Likewise.
5028 * config/avr/avr-protos.h: Likewise.
5029 * config/avr/libgcc.S: Likewise.
5031 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5033 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5034 (spu_split_load, spu_split_store): Change return type to int.
5035 (spu_split_convert): Declare.
5036 * config/spu/predicates.md (spu_mem_operand): Remove.
5037 (spu_mov_operand): Update.
5038 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5039 * config/spu/spu.c (regno_aligned_for_load): Remove.
5040 (reg_aligned_for_addr, spu_expand_load): Define.
5041 (spu_expand_extv): Reimplement and handle MEM.
5042 (spu_expand_insv): Handle MEM.
5043 (spu_sched_reorder): Handle insn's with length 0.
5044 (spu_legitimate_address_p): Reimplement.
5045 (store_with_one_insn_p): Return TRUE for any mode with size
5046 larger than 16 bytes.
5047 (address_needs_split): Define.
5048 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5050 (spu_convert_move): Define.
5051 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5052 (spu_split_store): Change all MEM's to TImode.
5053 (spu_init_expanders): Preallocate registers that correspond to
5054 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5056 (spu_split_convert): Define.
5057 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5058 (_move<mode>, _movdi, _movti): Update predicate and condition.
5059 (load, store): Change to define_split.
5060 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5062 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5063 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5064 define_insn_and_split of lshr<mode>3.
5065 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5066 (<v>ashr<mode>3_imm): Define.
5067 (extv, extzv, insv): Allow MEM operands.
5068 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5069 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5070 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5071 (_spu_convert2): Change to define_insn_and_split and remove the
5072 corresponding define_peephole2.
5073 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5074 Change predicates to memory_operand.
5076 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5078 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5080 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5082 PR tree-optimization/40219
5083 * tree.c (iterative_hash_expr): Make sure the builtin function is
5084 a normal builtin function and not a front end or back end builtin
5085 before indexing into the built_in_decls array.
5087 2009-05-22 Richard Guenther <rguenther@suse.de>
5090 * alias.c (write_dependence_p): Do not use TBAA for answering
5091 anti-dependence or output-dependence.
5092 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5093 (emit_pointer_definition): Remove.
5094 (emit_alias_warning): Likewise.
5095 (find_what_var_points_to): Remove TBAA pruning code.
5096 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5098 (compute_points_to_sets): Remove code computing the set of
5099 dereferenced pointers.
5100 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5101 oracle for querying anti and output dependencies.
5102 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5103 if TBAA may be applied.
5104 (refs_anti_dependent_p): New function.
5105 (refs_output_dependent_p): Likewise.
5106 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5107 (refs_output_dependent_p): Likewise.
5108 * doc/tree-ssa.texi (Memory model): New section.
5109 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5110 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5111 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5112 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5113 * expr.c (expand_expr_real_1): Likewise.
5114 * gimple-low.c (lower_stmt): Likewise.
5115 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5116 (dump_gimple_cdt): Remove.
5117 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5118 (gimple_size): Likewise.
5119 (walk_gimple_op): Likewise.
5120 (is_gimple_stmt): Likewise.
5121 (walk_stmt_load_store_addr_ops): Likewise.
5122 (gimple_build_cdt): Remove.
5123 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5124 * gimple.h (gimple_cdt_new_type): Remove.
5125 (gimple_cdt_new_type_ptr): Likewise.
5126 (gimple_cdt_set_new_type): Likewise.
5127 (gimple_cdt_location): Likewise.
5128 (gimple_cdt_location_ptr): Likewise.
5129 (gimple_cdt_set_location): Likewise.
5130 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5131 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5132 GIMPLE_CHANGE_DYNAMIC_TYPE.
5133 (verify_types_in_gimple_stmt): Likewise.
5134 * tree-inline.c (estimate_num_insns): Likewise.
5135 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5136 (copy_decl_to_var): Likewise.
5137 (copy_result_decl_to_var): Likewise.
5138 * tree-pretty-print.c (dump_generic_node): Do not handle
5139 CHANGE_DYNAMIC_TYPE_EXPR.
5140 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5141 * tree-ssa-operands.c (get_expr_operands): Likewise.
5142 * tree-ssa-structalias.c (struct variable_info): Remove
5143 no_tbaa_pruning member.
5144 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5145 (unify_nodes): Do not copy it.
5146 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5147 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5148 (set_uids_in_ptset): Do not check it.
5149 (find_what_var_points_to): Likewise.
5150 (compute_tbaa_pruning): Remove.
5151 (compute_points_to_sets): Do not call it.
5152 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5153 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5154 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5155 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5156 (DECL_NO_TBAA_P): Likewise.
5157 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5158 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5159 (expand_omp_atomic_pipeline): Do not set it.
5160 * print-tree.c (print_node): Do not dump it.
5161 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5164 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5167 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5170 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5172 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5175 2009-05-22 Ben Elliston <bje@au.ibm.com>
5177 * Makefile.in (bversion.h, s-bversion): New targets.
5178 (TOPLEV_H): Add bversion.h.
5179 * toplev.h: Include "bversion.h".
5180 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5181 the __format__ attribute only if compiling with the same version
5182 of GCC as the sources (the "build version").
5184 2009-05-22 Ben Elliston <bje@au.ibm.com>
5186 * c-format.c (handle_format_attribute): Fix comment typo.
5188 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5191 * config/ia64/ia64.opt (mfused-madd): New.
5192 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5193 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5194 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5195 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5196 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5197 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5198 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5199 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5200 instruction if !TARGET_FUSED_MADD.
5201 (fpma, fpms): Remove colon from name.
5203 2009-05-22 Richard Guenther <rguenther@suse.de>
5205 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5206 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5207 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5209 (create_expression_by_pieces): Only convert if necessary.
5210 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5211 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5213 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5215 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5216 regular pattern from a template and rename it ...
5217 (*extzv_truncsi_exts): ... to this.
5219 2009-05-21 Richard Guenther <rguenther@suse.de>
5221 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5222 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5223 (cgraph_default_inline_p): Likewise.
5224 (cgraph_decide_inlining_incrementally): Likewise.
5226 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5227 Uros Bizjak <ubizjak@gmail.com>
5229 * config/i386/cpuid.h (bit_MOVBE): New.
5231 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5233 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5234 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5235 (ix86_handle_option): Handle OPT_mmovbe.
5236 (ix86_target_string): Add -mmovbe.
5237 (pta_flags): Add PTA_MOVBE.
5238 (processor_alias_table): Add PTA_MOVBE to "atom".
5239 (override_options): Handle PTA_MOVBE.
5241 * config/i386/i386.h (TARGET_MOVBE): New.
5243 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5244 (*bswapsi_movbe): New.
5245 (*bswapdi_movbe): Likewise.
5246 (bswapdi2): Renamed to ...
5248 (bswapdi2): New expander.
5250 * config/i386/i386.opt (mmovbe): New.
5252 * doc/invoke.texi: Document -mmovbe.
5254 2009-05-21 Taras Glek <tglek@mozilla.com>
5256 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5257 * gcc-plugin.h (plugin_init): Updated signature.
5258 * gcc-plugin.h (plugin_name_args): Moved to this header.
5259 * doc/plugins.texi (plugin_init): Updated documention to reflect
5261 * doc/plugins.texi (plugin_name_args): Added to documention.
5263 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5265 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5266 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5268 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5270 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5271 JUMP_TABLE_DATA_P predicates where applicable.
5272 * config/i386/predicates.md: Ditto.
5273 * config/i386/sse.md: Ditto.
5275 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5277 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5278 operand2 -128 override length_immediate attribute to 1.
5279 * config/i386/predicates.md (constm128_operand): New predicate.
5281 * config/i386/i386.c (memory_address_length): Handle %r12
5282 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5284 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5285 mode look through optional ZERO_EXTEND and SUBREG.
5286 * config/i386/i386.md (R12_REG): New define_constant.
5287 (prefix_data16): For sse unit set also for MODE_TI insns.
5288 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5289 insns set if operand 1 is ext_QIreg_operand.
5290 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5291 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5293 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5294 mode from MODE_DI to MODE_SI.
5295 (movdi_1_rex64): Override modrm and length_immediate attributes
5296 only for movabs (TYPE_IMOV, alternative 2).
5297 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5298 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5299 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5300 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5301 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5302 prefix_rex attribute if DImode.
5303 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5304 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5305 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5306 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5307 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5308 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5309 Likewise. For TYPE_IMOV clear length_immediate attribute.
5310 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5311 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5312 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5313 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5314 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5315 or one operand TYPE_ISHIFT.
5316 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5317 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5318 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5319 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5320 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5321 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5322 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5323 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5324 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5325 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5326 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5327 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5328 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5329 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5330 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5331 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5332 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5333 set mode attribute, don't override length attribute.
5334 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5336 (return_internal_long): Set length attribute to 2 instead of 1.
5337 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5338 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5339 prefix_rex attribute.
5340 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5342 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5344 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5346 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5348 2009-05-20 Ian Lance Taylor <iant@google.com>
5350 * tree.c (build_tree_list_vec_stat): New function.
5351 (ctor_to_vec): New function.
5352 (build_nt_call_vec): New function.
5353 (build_call_array): Change args to be a const pointer.
5354 (build_call_vec): New function.
5355 * tree.h (build_nt_call_vec): Declare.
5356 (build_tree_list_vec_stat): Declare.
5357 (build_tree_list_vec): Define.
5358 (build_call_array): Update declaration.
5359 (build_call_vec): Declare.
5360 (ctor_to_vec): Declare.
5361 * c-common.c (tree_vector_cache): New static variable.
5362 (make_tree_vector): New function.
5363 (release_tree_vector): New function.
5364 (make_tree_vector_single): New function.
5365 (make_tree_vector_copy): New function.
5366 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5367 (make_tree_vector_single, make_tree_vector_copy): Declare.
5368 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5369 (c_parser_expr_list): Don't manage cache here, instead call
5371 (c_parser_release_expr_list): Remove static function.
5372 (c_parser_vec_to_tree_list): Remove static function.
5373 (c_parser_attributes): Call build_tree_list_vec instead of
5374 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5375 c_parser_release_expr_list.
5376 (c_parser_postfix_expression_after_primary): Likewise.
5377 (c_parser_objc_keywordexpr): Likewise.
5379 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5381 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5382 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5383 TARGET_CONVERT_TO_TYPE.
5384 * hooks.c (hook_tree_const_tree_null): Define.
5385 * hooks.h (hook_tree_const_tree_null): Declare.
5386 * target.h (struct gcc_target): Add invalid_parameter_type,
5387 invalid_return_type, promoted_type, and convert_to_type fields.
5388 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5389 (TARGET_INVALID_RETURN_TYPE): Define.
5390 (TARGET_PROMOTED_TYPE): Define.
5391 (TARGET_CONVERT_TO_TYPE): Define.
5392 (TARGET_INITIALIZER): Update for new fields.
5393 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5394 (grokparms): Check targetm.invalid_parameter_type.
5395 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5396 * c-convert.c (convert): Check targetm.convert_to_type.
5398 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5400 * config/mips/mips.md (*extenddi_truncate<mode>,
5401 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5403 (*extendhi_truncateqi): New define_insn_and_sptit.
5405 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5408 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5409 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5411 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5413 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5414 the operand of VIEW_CONVERT_EXPR.
5416 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5418 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5419 extended family and model for Intel processors. Support Intel Atom.
5421 2009-05-20 Olivier Hainque <hainque@adacore.com>
5423 * gstab.h (stab_code_type): Define, to be used instead of the
5424 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5426 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5427 occurrences by stab_code_type.
5428 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5430 2009-05-20 Martin Jambor <mjambor@suse.cz>
5432 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5433 (sra_insert_before): Likewise.
5434 (sra_insert_after): Likewise.
5435 (sra_init_cache): Likewise.
5436 (sra_type_can_be_decomposed_p): Likewise.
5437 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5438 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5439 (sra_insert_before): Likewise.
5440 (sra_insert_after): Likewise.
5441 (sra_init_cache): Likewise.
5442 (insert_edge_copies_seq): Made static and moved upwards.
5444 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5447 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5449 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5450 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5453 2009-05-20 Richard Guenther <rguenther@suse.de>
5455 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5456 with mismatched comparison modes.
5458 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5460 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5461 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5462 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5463 with shifts for Thumb2.
5464 (orsi_notsi): New for orn.
5465 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5466 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5467 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5468 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5469 Don't invert remainder for IOR.
5471 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5473 PR tree-optimization/40087
5474 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5475 number_of_iterations_ne): Rename never_infinite argument.
5476 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5477 number_of_iterations_le): Handle pointer-type ivs when
5478 exit_must_be_taken is false.
5479 (number_of_iterations_cond): Do not always assume that
5480 exit_must_be_taken if the control variable is a pointer.
5482 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5484 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5485 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5487 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5489 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5490 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5492 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5495 * c.opt (Wlogical-op): Disabled by default.
5496 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5498 * doc/invoke.texi (Wlogical-op): Likewise.
5500 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5502 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5504 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5505 Propagate the type of the first operand.
5506 <ASSERT_EXPR>: Simplify.
5507 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5508 Rewrite using the RHS code as discriminant.
5509 <NOP_EXPR>: Turn into CASE_CONVERT.
5510 <PLUS_EXPR>: Propagate the type of the first operand.
5512 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5514 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5515 (ia64_dconst_0_375): New.
5516 * config/ia64/ia64.c (ia64_override_options): Remove
5517 -minline-sqrt-min-latency warning.
5518 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5519 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5520 * config/ia64/ia64.md (*sqrt_approx): Remove.
5521 (sqrtsf2): Remove #if 0.
5522 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5523 (sqrtdf): Remove assert.
5524 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5525 (sqrtxf2): Remove #if 0.
5526 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5527 * div.md (sqrt_approx_rf): New.
5528 (sqrtsf2_internal_thr): New implementation.
5529 (sqrtsf2_internal_lat): New.
5530 (sqrtdf2_internal_thr: New implementation.
5531 (sqrtxf2_internal): New implementation.
5533 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5534 Hans-Peter Nilsson <hp@axis.com>
5536 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5537 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5538 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5539 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5540 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5541 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5542 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5543 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5544 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5545 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5546 * c-common.c: ...from here.
5548 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5550 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5552 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5554 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5556 2009-05-19 Ben Elliston <bje@au.ibm.com>
5558 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5559 assignments with memcpy calls.
5560 (add_fdes): Likewise.
5561 (binary_search_unencoded_fdes): Likewise.
5562 (linear_search_fdes): Eliminate type puns.
5564 2009-05-19 Richard Guenther <rguenther@suse.de>
5566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5567 not falsely claim to have propagated into all uses.
5569 2009-05-19 Ben Elliston <bje@au.ibm.com>
5571 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5574 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5576 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5577 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5578 (TARGET_LEGITIMATE_ADDRESS_P): New.
5579 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5580 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5582 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5585 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5586 child of the containing namespace's DIE.
5588 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5590 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5591 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5592 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5595 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5598 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5599 gen_align with gen_pad.
5600 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5601 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5603 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5604 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5606 * config/i386/i386.md (align): Renamed to ...
5607 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5608 ASM_OUTPUT_MAX_SKIP_PAD.
5610 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5612 * config.gcc: Fix variable syntax.
5615 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5616 before calling exact_log2.
5617 (output_iorsi3): Likewise.
5618 (output_xorsi3): Likewise.
5620 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5622 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5623 for the none zero constant operand except for EQ and NE
5624 comprisons even when the first operand is R0.
5626 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5628 * config/s390/2064.md: Remove trailing whitespaces.
5629 * config/s390/2084.md: Likewise.
5630 * config/s390/constraints.md: Likewise.
5631 * config/s390/fixdfdi.h: Likewise.
5632 * config/s390/libgcc-glibc.ver: Likewise.
5633 * config/s390/s390-modes.def: Likewise.
5634 * config/s390/s390-protos.h: Likewise.
5635 * config/s390/s390.c: Likewise.
5636 * config/s390/s390.h: Likewise.
5637 * config/s390/s390.md: Likewise.
5638 * config/s390/tpf-unwind.h: Likewise.
5640 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5642 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5644 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5647 * configure.ac (m68k-*-*): Check if binutils support TLS.
5648 * configure: Regenerate.
5649 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5650 * config/m68k/constraints.md (Cu): New constraint.
5651 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5652 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5653 (movsi): Handle TLS symbols.
5654 (addsi3_5200): Handle XTLS symbols, indent.
5655 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5656 (m68k_tls_reference_p): Declare.
5657 (m68k_legitimize_address): Declare.
5658 (m68k_unwrap_symbol): Declare.
5659 * config/m68k/m68k.opt (mxtls): New option.
5660 * config/m68k/m68k.c (ggc.h): Include.
5661 (m68k_output_dwarf_dtprel): Implement hook.
5662 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5663 (m68k_expand_prologue): Load GOT pointer when function needs it.
5664 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5665 (m68k_legitimate_constant_address_p): Same.
5666 (m68k_decompose_address): Handle TLS references.
5667 (m68k_get_gp): New static function.
5668 (enum m68k_reloc): New contants.
5669 (TLS_RELOC_P): New macro.
5670 (m68k_wrap_symbol): New static function.
5671 (m68k_unwrap_symbol): New function.
5672 (m68k_final_prescan_insn_1): New static function.
5673 (m68k_final_prescan_insn): New function.
5674 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5676 (legitimize_pic_address): Handle TLS references..
5677 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5678 (m68k_libcall_value_in_a0_p)
5679 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5680 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5681 (m68k_legitimize_tls_address): Handle TLS references.
5682 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5684 (m68k_legitimize_address): Handle TLS symbols.
5685 (m68k_get_reloc_decoration): New static function.
5686 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5688 (m68k_output_dwarf_dtprel): Implement hook.
5689 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5690 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5691 m68k_call_* routines.
5692 (sched_attr_op_type): Handle TLS symbols.
5693 (gt-m68k.h): Include.
5694 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5695 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5697 2009-05-18 Martin Jambor <mjambor@suse.cz>
5699 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5700 (visit_store_addr_for_mod_analysis): New function.
5701 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5702 (determine_cst_member_ptr): Use gimple_assign_single_p.
5703 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5704 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5705 operands. Don't check number of operands of a NOP_EXPR.
5707 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5709 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5711 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5714 * c-common.c (warn_logical_operator): Don't warn if one of
5715 expression isn't always true or false.
5717 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5719 * config/i386/biarch32.h: New file.
5720 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5722 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5724 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5725 *zero_extend<mode>_truncqi): Merge these into ...
5726 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5727 Name the pattern following this as *zero_extendhi_truncqi.
5729 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5732 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5733 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5734 (output_info): Make field HOST_WIDEST_INT.
5735 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5736 (dump_bitmat_statistics): Same.
5738 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5740 * config.gcc (use_gcc_stdint): Set to wrap.
5741 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5742 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5743 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5744 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5745 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5746 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5747 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5748 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5750 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5752 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5754 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5755 Move definitions earlier.
5756 (OPT_ARCH64, OPT_ARCH32): Define.
5757 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5760 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5763 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5766 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5768 * arm.md (movdi2): Copy non-reg values to DImode registers.
5770 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5773 * final.c (label_to_max_skip): New function.
5774 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5775 CODE_LABEL_NUMBER <= max_labelno.
5776 * output.h (label_to_max_skip): New prototype.
5777 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5778 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5779 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5780 Handle CODE_LABELs with >= 16 byte alignment or with
5781 max_skip == (1 << align) - 1.
5782 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5783 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5786 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5787 .p2align 3 if MAX_SKIP is smaller than 7.
5788 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5790 2009-05-15 Ian Lance Taylor <iant@google.com>
5792 * alias.c (struct alias_set_entry_d): Rename from struct
5793 alias_set_entry. Change all uses.
5794 * except.c (struct call_site_record_d): Rename from struct
5795 call_site_record. Change all uses.
5796 * except.h (struct eh_region_d): Rename from struct eh_region.
5798 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5800 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5801 ivtype_map_elt. Change all uses.
5802 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5804 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5805 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5807 (struct sese_d): Rename from struct sese. Change all uses.
5808 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5809 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5810 * optabs.h (struct optab_d): Rename from struct optab. Change all
5812 (struct convert_optab_d): Rename from struct convert_optab.
5814 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5815 ipa_opt_pass. Change all uses.
5816 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5819 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5820 defined as a typedef.
5821 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5824 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5827 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5829 (merge_ranges): Returns bool.
5830 * tree.h (make_range): .. to here.
5831 (build_range_check): Likewise.
5832 (merge_ranges): Likewise. Renamed from merge_ranges.
5833 * c-typeck.c (parser_build_binary_op): Update calls to
5834 warn_logical_operator.
5835 * c-common.c (warn_logical_operator): Add new warning.
5836 * c-common.h (warn_logical_operator): Update declaration.
5838 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5840 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5842 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5844 * doc/install.texi: Document MPC requirements, flags etc.
5846 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5847 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5848 Evaluate constant arguments.
5849 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5850 (fold_builtin_1): Likewise, also evaluate constant arguments.
5851 Remove superfluous break.
5852 (do_mpc_ckconv): New.
5853 * real.h: Include mpc.h.
5854 * toplev.c (print_version): Output MPC version info if available.
5856 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5858 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5860 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5862 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5865 2009-05-15 Jan Hubicka <jh@suse.cz>
5867 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5868 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5869 (try_inline): Fix return value.
5870 (cgraph_decide_inlining_incrementally): Honor new value.
5871 (cgraph_early_inlining): Handle indirect inlining.
5872 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5874 2009-05-15 Jan Hubicka <jh@suse.cz>
5876 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5877 * cgraphunit.c (cgraph_finalize_function): Set it.
5878 (cgraph_expand_function): Use it.
5880 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5882 * real.c (encode_ieee_half): Define.
5883 (decode_ieee_half): Define.
5884 (ieee_half_format): Define.
5885 (arm_half_format): Define.
5886 * real.h (ieee_half_format): Declare.
5887 (arm_half_format): Declare.
5889 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5891 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5892 swapped, and reversed optabs exist before trying to use them.
5894 2009-05-15 Paul Brook <paul@codesourcery.com>
5895 Sandra Loosemore <sandra@codesourcery.com>
5897 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5898 loads. Allow PRE_DEC.
5899 (output_move_neon): Handle PRE_DEC.
5900 (arm_print_operand): Add 'A' for neon structure loads.
5901 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5902 * config/arm/neon.md (neon_mov): Update comment.
5903 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5905 (Um): New constraint.
5907 2009-05-15 Jan Hubicka <jh@suse.cz>
5909 Revert the following patch until testsuite fallout is fixed:
5910 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5911 * cgraph.h (struct inline_summary): New filed self_wize,
5912 size_inlining_benefit, self_time and time_inlining_benefit.
5913 (struct cgraph_global_info): Replace insns by time ans size fields.
5914 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5915 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5916 (ipcp_update_callgraph): Do not touch function bodies.
5917 * ipa-inline.c: Include except.h
5918 (MAX_TIME): New constant.
5919 (overall_insns): Remove
5920 (overall_size, max_benefit): New static variables.
5921 (cgraph_estimate_time_after_inlining): New function.
5922 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5923 (cgraph_clone_inlined_nodes): Update size.
5924 (cgraph_mark_inline_edge): Update size.
5925 (cgraph_estimate_growth): Use size info.
5926 (cgraph_check_inline_limits): Check size.
5927 (cgraph_default_inline_p): Likewise.
5928 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5929 (cgraph_decide_recursive_inlining): Check size.
5930 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5932 (cgraph_decide_inlining): Likewise.
5933 (cgraph_decide_inlining_incrementally): Likewise; honor
5934 PARAM_EARLY_INLINING_INSNS.
5935 (likely_eliminated_by_inlining_p): New predicate.
5936 (estimate_function_body_sizes): New function.
5937 (compute_inline_parameters): Use it.
5938 * except.c (must_not_throw_labels): New function.
5939 * except.h (must_not_throw_labels): Declare.
5940 * tree-inline.c (init_inline_once): Kill inlining_weigths
5941 * tree-ssa-structalias.c: Avoid uninitialized warning.
5942 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5943 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5944 (PARAM_INLINE_CALL_COST): Remove.
5945 (PARAM_EARLY_INLINING_INSNS): New.
5947 2009-05-15 Richard Guenther <rguenther@suse.de>
5949 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5950 not TODO_update_ssa.
5952 2009-05-15 Richard Guenther <rguenther@suse.de>
5954 PR tree-optimization/39999
5955 * gimple.h (gimple_expr_type): Use the expression type looking
5956 through useless conversions.
5957 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5958 (vn_nary_op_insert_stmt): Likewise.
5959 (simplify_binary_expression): Likewise.
5961 2009-05-15 Richard Guenther <rguenther@suse.de>
5963 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5964 New options, enabled by default.
5965 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5967 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5968 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5969 * tree-ssa-structalias.c (gate_tree_pta): New function.
5970 (pass_build_alias): Use it.
5972 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5975 recurse on an invariant address if a conversion from a pointer
5976 type to a wider integer type is involved.
5978 2009-05-15 Jan Hubicka <jh@suse.cz>
5980 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5981 * cgraph.h (struct inline_summary): New filed self_wize,
5982 size_inlining_benefit, self_time and time_inlining_benefit.
5983 (struct cgraph_global_info): Replace insns by time ans size fields.
5984 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5985 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5986 (ipcp_update_callgraph): Do not touch function bodies.
5987 * ipa-inline.c: Include except.h
5988 (MAX_TIME): New constant.
5989 (overall_insns): Remove
5990 (overall_size, max_benefit): New static variables.
5991 (cgraph_estimate_time_after_inlining): New function.
5992 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5993 (cgraph_clone_inlined_nodes): Update size.
5994 (cgraph_mark_inline_edge): Update size.
5995 (cgraph_estimate_growth): Use size info.
5996 (cgraph_check_inline_limits): Check size.
5997 (cgraph_default_inline_p): Likewise.
5998 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5999 (cgraph_decide_recursive_inlining): Check size.
6000 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6002 (cgraph_decide_inlining): Likewise.
6003 (cgraph_decide_inlining_incrementally): Likewise; honor
6004 PARAM_EARLY_INLINING_INSNS.
6005 (likely_eliminated_by_inlining_p): New predicate.
6006 (estimate_function_body_sizes): New function.
6007 (compute_inline_parameters): Use it.
6008 * except.c (must_not_throw_labels): New function.
6009 * except.h (must_not_throw_labels): Declare.
6010 * tree-inline.c (init_inline_once): Kill inlining_weigths
6011 * tree-ssa-structalias.c: Avoid uninitialized warning.
6012 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6013 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6014 (PARAM_INLINE_CALL_COST): Remove.
6015 (PARAM_EARLY_INLINING_INSNS): New.
6016 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6017 (inline-call-cost): Remove.
6018 (early-inlining-insns): New.
6020 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6022 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6024 (print_int_cst_bounds_in_octal_p): Likewise.
6025 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6027 * dwarf2out.c (base_type_die): Likewise.
6028 (is_subrange_type): Delete.
6029 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6030 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6031 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6032 if the destination type is boolean.
6033 (build_range_check): Do not special-case subtypes.
6034 (fold_sign_changed_comparison): Likewise.
6035 (fold_unary): Likewise.
6036 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6037 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6038 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6039 * tree.c (subrange_type_for_debug_p): New predicate based on the
6040 former is_subrange_type.
6041 * tree.h (subrange_type_for_debug_p): Declare.
6042 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6043 (convert_affine_scev): Remove call to above function.
6044 (chrec_convert_aggressive): Likewise.
6045 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6046 false for conversions involving subtypes.
6047 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6048 (vrp_val_min): Likewise.
6049 (needs_overflow_infinity): Likewise.
6050 (extract_range_from_unary_expr): Likewise.
6052 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6054 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6055 * config/frv/frv.c: Likewise.
6056 * config/s390/s390.c: Likewise.
6057 * config/sparc/sparc.h: Likewise.
6058 * config/i386/i386.h: Likewise.
6059 * config/i386/i386.c: Likewise.
6060 * config/crx/crx.c: Likewise.
6061 * config/m68hc11/m68hc11.h: Likewise.
6062 * config/iq2000/iq2000.c: Likewise.
6063 * config/mn10300/mn10300.h: Likewise.
6064 * config/mn10300/mn10300.c: Likewise.
6065 * config/m68k/m68k.c: Likewise.
6066 * config/rs6000/rs6000.c: Likewise.
6067 * config/rs6000/xcoff.h: Likewise.
6068 * config/rs6000/linux64.h: Likewise.
6069 * config/rs6000/sysv4.h: Likewise.
6070 * config/score/score3.c: Likewise.
6071 * config/score/score7.c: Likewise.
6072 * config/score/score.c: Likewise.
6073 * config/arm/arm.md: Likewise.
6074 * config/mips/mips.c: Likewise.
6075 * config/mips/mips.md: Likewise.
6076 * config/bfin/bfin.h: Likewise.
6077 * config/pa/pa.c: Likewise.
6078 * config/pa/constraints.md: Likewise.
6080 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6081 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6082 * config/pdp11/pdp11.h: Use memory_address_p instead.
6084 2009-05-14 Ian Lance Taylor <iant@google.com>
6086 * passes.c (finish_optimization_passes): Change i to int.
6087 * plugin.c (plugins_active_p): Change event to int.
6088 (dump_active_plugins): Likewise.
6089 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6091 * tree.c (tree_range_check_failed): Change c to unsigned int.
6092 (omp_clause_range_check_failed): Likewise.
6093 (build_common_builtin_nodes): Change mode to int. Add cast.
6094 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6095 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6097 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6098 ++ or -- with a variable of enum type.
6100 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6103 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6105 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6107 * store-motion.c: Do not include params.h
6108 * Makefile.in: Fix dependencies for various files.
6110 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6112 * auto-inc-dec.c: Fix pass description, remove apparent
6113 accidental duplication.
6115 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6118 * ipa-utils.h (memory_identifier_string): Moved to ...
6119 * tree.h (memory_identifier_string): Here. Add GTY(()).
6121 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6123 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6124 in the former documentation of...
6125 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6126 * ira-conflicts.c (get_dup_num): Use address_operand.
6127 * targhooks.c (default_legitimate_address_p): New.
6128 * targhooks.h (default_legitimate_address_p): New.
6129 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6131 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6132 * target.h (struct target): Add legitimate_address_p.
6133 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6134 (TARGET_INITIALIZER): Include it.
6136 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6137 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6138 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6139 (TARGET_LEGITIMATE_ADDRESS_P): New.
6141 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6142 (REG_OK_STRICT_P): Delete.
6143 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6144 (frv_legitimate_address_p_1): ... this.
6145 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6146 (frv_legitimate_address_p_1): ... the renamed old
6147 frv_legitimate_address_p.
6148 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6149 (TARGET_LEGITIMATE_ADDRESS_P): New.
6151 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6152 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6153 * config/s390/s390.c (legitimate_address_p): Rename to...
6154 (s390_legitimate_address_p): ... this, make static.
6155 (legitimize_address): Adjust call.
6156 (TARGET_LEGITIMATE_ADDRESS_P): New.
6157 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6159 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6160 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6161 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6162 (TARGET_LEGITIMATE_ADDRESS_P): New.
6164 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6165 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6166 * config/spu/spu.c (spu_legitimate_address): Rename to...
6167 (spu_legitimate_address_p): ... this, make static.
6168 (TARGET_LEGITIMATE_ADDRESS_P): New.
6170 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6171 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6172 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6173 (sparc_legitimate_address_p): ... this, make static and return bool.
6174 (legitimize_address): Adjust call.
6175 (TARGET_LEGITIMATE_ADDRESS_P): New.
6177 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6178 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6179 * config/i386/i386.c (legitimate_address_p): Rename to...
6180 (ix86_legitimate_address_p): ... this, make static.
6181 (constant_address_p): Move after it, adjust call.
6182 (TARGET_LEGITIMATE_ADDRESS_P): New.
6184 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6185 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6186 * config/avr/avr.c (legitimate_address_p): Rename to...
6187 (avr_legitimate_address_p): ... this, make static.
6188 (legitimize_address): Adjust call.
6189 (TARGET_LEGITIMATE_ADDRESS_P): New.
6191 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6192 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6193 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6194 (TARGET_LEGITIMATE_ADDRESS_P): New.
6196 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6197 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6198 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6199 (TARGET_LEGITIMATE_ADDRESS_P): New.
6201 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6202 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6204 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6206 (TARGET_LEGITIMATE_ADDRESS_P): New.
6208 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6209 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6211 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6213 (m68hc11_legitimate_address_p): ... this, make static.
6214 (go_if_legitimate_address_internal): Rename to...
6215 (m68hc11_legitimate_address_p_1): ... this.
6216 (legitimize_address): Adjust call.
6217 (TARGET_LEGITIMATE_ADDRESS_P): New.
6219 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6220 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6221 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6222 (TARGET_LEGITIMATE_ADDRESS_P): New.
6224 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6225 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6226 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6227 (mn10300_legitimate_address_p): ... this, make static.
6228 (TARGET_LEGITIMATE_ADDRESS_P): New.
6230 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6231 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6232 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6233 (TARGET_LEGITIMATE_ADDRESS_P): New.
6235 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6236 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6237 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6238 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6239 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6240 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6241 (rs6000_legitimate_address_p): ... this, make static.
6242 (TARGET_LEGITIMATE_ADDRESS_P): New.
6243 (REG_MODE_OK_FOR_BASE_P): Delete.
6244 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6246 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6247 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6249 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6250 static, adjust types.
6251 (TARGET_LEGITIMATE_ADDRESS_P): New.
6253 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6254 * config/score/score.c (score_address_p): Rename to...
6255 (score_legitimate_address_p): ... this.
6256 (TARGET_LEGITIMATE_ADDRESS_P): New.
6257 * config/score/score3.c (score3_address_p): Rename to...
6258 (score3_legitimate_address_p): ... this.
6259 * config/score/score7.c (score7_address_p): Rename to...
6260 (score7_legitimate_address_p): ... this.
6262 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6263 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6264 GO_IF_LEGITIMATE_ADDRESS): Delete.
6265 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6266 thumb2_legitimate_address_p): Delete.
6267 (arm_legitimate_address_p): Rename to...
6268 (arm_legitimate_address_outer_p): ... this.
6269 * config/arm/constraints.md ("Uq"): Adjust call.
6270 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6271 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6273 (arm_legitimate_address_outer_p): ... this.
6274 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6276 (TARGET_LEGITIMATE_ADDRESS_P): New.
6278 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6279 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6280 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6281 (TARGET_LEGITIMATE_ADDRESS_P): New.
6283 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6284 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6285 * config/vax/vax.c (legitimate_address_p): Rename to...
6286 (vax_legitimate_address_p): ... this, make static.
6287 (TARGET_LEGITIMATE_ADDRESS_P): New.
6289 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6290 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6291 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6292 (TARGET_LEGITIMATE_ADDRESS_P): New.
6294 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6295 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6296 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6297 (mmix_legitimate_address_p): ... this, make static.
6298 (TARGET_LEGITIMATE_ADDRESS_P): New.
6300 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6301 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6302 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6303 (TARGET_LEGITIMATE_ADDRESS_P): New.
6305 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6307 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6308 of MODE_COMPLEX_INT.
6310 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6312 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6313 LCT_NORMAL in function call.
6314 * mips-tdump.c (print_file_desc): Add cast to enum type.
6315 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6316 (mark_stabs): Add casts to enum types.
6317 (parse_stabs_common): Add casts to enum types.
6319 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6321 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6322 Check for invalid values of LETTER.
6324 2009-05-13 Taras Glek <tglek@mozilla.com>
6326 * attribs.c (register_attribute): moved out attribute registration
6327 into register_attribute.
6328 * doc/plugins.texi: Documented register_attribute and
6330 * gcc-plugin.h: Added forward decl for register_attribute.
6331 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6332 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6333 PLUGIN_ATTRIBUTES boilerplate.
6335 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6337 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6338 values even in sentinel and empty entries.
6339 (ms_printf_flag_specs): Likewise.
6340 (ms_scanf_flag_specs): Likewise.
6341 (ms_strftime_flag_specs): Likewise.
6342 (ms_print_char_table): Likewise.
6343 (ms_scan_char_table): Likewise.
6344 (ms_time_char_table): Likewise.
6346 2009-05-13 Doug Kwan <dougkwan@google.com>
6348 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6350 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6352 * config/mips/mips.md (store): Add attributes for QI and HI.
6354 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6355 (truncdi<mode>2): ... this new pattern.
6357 2009-05-13 Brad Hards <bradh@kde.org>
6359 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6361 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6362 Ben Elliston <bje@au.ibm.com>
6365 * dse.c (check_mem_read_rtx): Guard against width == -1.
6367 2009-05-13 Michael Matz <matz@suse.de>
6370 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6371 (trivially_conflicts_p): New function.
6372 (insert_backedge_copies): Use it.
6374 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6376 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6377 (handle_stdc_pragma): Use new enum constant names.
6378 (handle_pragma_float_const_decimal64): Ditto.
6380 2009-05-13 Ian Lance Taylor <iant@google.com>
6382 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6385 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6387 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6388 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6390 * config/m68k/m68k.h (FL_UCLINUX): Define.
6392 2009-05-13 Jan Hubicka <jh@suse.cz>
6394 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6396 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6398 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6399 unless -fschedule-insns is specified.
6401 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6404 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6405 TARGET_EXPAND_CBRANCHDI4.
6406 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6407 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6408 (cmpeqdi): Fix comment.
6410 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6412 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6413 (sh_legitimate_address_p): Likewise.
6414 * config/sh/sh.c (sh_legitimate_index_p): New.
6415 (sh_legitimate_address_p): Likewise.
6416 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6417 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6418 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6419 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6420 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6421 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6422 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6423 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6424 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6426 2009-05-12 Jan Hubicka <jh@suse.cz>
6428 * tree-inline.c (estimate_operator_cost): Add operands;
6429 when division happens by constant, it is cheap.
6430 (estimate_num_insns): Loads and stores are not having cost of 0;
6431 EH magic stuff is cheap; when computing runtime cost of switch,
6432 use log2 base of amount of its cases; builtin_expect has cost of 0;
6433 compute cost for moving return value of call.
6434 (init_inline_once): Initialize time_based flags.
6435 * tree-inline.h (eni_weights_d): Add time_based flag.
6437 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6439 * df-core.c: Update head documentation.
6441 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6444 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6445 shadowing exisiting variable op1.
6447 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/driver-i386.c (processor_signatures): New enum.
6451 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6452 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6453 processor signature to detect geode processor.
6455 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6459 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6461 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6462 causes spurious differences between trunk and cond-optab branch.
6464 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6466 * dojump.c (compare_from_rtx): Delete.
6467 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6468 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6469 if the comparison does not satisfy the predicate; test predicates for
6470 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6471 further if one existing pattern fails.
6472 * expr.h (compare_from_rtx): Delete.
6473 (prepare_operand): Declare it.
6474 * optabs.c: Change "lib call" to "libcall" throughout.
6475 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6476 HAVE_conditional_trap, emit_cmp_insn): Delete.
6477 (can_compare_p): Delete cmp_optab case.
6478 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6479 Accept other parameters by value.
6480 (prepare_operand): Make non-static.
6481 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6482 other parameters by value. Try to widen operands here based on
6483 an optab_methods argument and looking at cbranch_optab.
6484 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6485 loop. Use cbranch_optab directly.
6486 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6487 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6489 (emit_conditional_move, emit_conditional_add): Inline what's needed
6490 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6491 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6492 with COMPARE. Move cmov_optab and cstore_optab above
6493 with cbranch_optab, move cmp_optab down with ucmp_optab,
6494 remove tst_otpab. Do not initialize trap_rtx.
6495 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6496 for trap code. Do not check HAVE_conditional_trap. Use
6497 prepare_cmp_insn. Accept no predicate for operand 3.
6498 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6499 (OTI_ctrap, ctrap_optab): New.
6500 (tst_optab): Delete.
6501 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6502 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6503 with lookup of ctrap_optab.
6504 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6508 * combine.c (combine_simplify_rtx, simplify_set): Do not
6509 special case comparing against zero for cc0 machines.
6510 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6511 COMPARE on cc0 machines.
6512 (simplify_relational_operation): Return a new expression when
6513 a COMPARE could be removed.
6514 * final.c (final_scan_insn): Compare cc_status values
6515 against LHS of a (compare FOO (const_int 0)) cc0 source.
6516 Also check if cc_status.value is the full compare.
6518 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6519 (cstoreMM4): Document.
6520 (conditional_trap): Document ctrapMM4 instead.
6521 (sync_compare_and_swapMM): Refer to cbranchcc4.
6522 (Dependent Patterns): Eliminate obsolete information referring to
6523 the old jump optimization phase.
6524 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6525 of compares with 0 on cc0 machines.
6526 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6527 avoiding references to cc0. Remove text about storing operands
6529 * doc/tm.texi (Condition Codes): Include blurb on different
6530 condition code representations, separate into subsections for
6531 CC0, MODE_CC and conditional execution.
6533 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6534 alpha_emit_setcc): Accept operands and a machine mode.
6535 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6536 Get code/op0/op1 from operands, use machine mode argument
6537 instead of alpha_compare.fp_p. Emit the branch here.
6538 (alpha_emit_setcc): Likewise, and return boolean.
6539 (alpha_emit_conditional_move): Likewise. Assert that
6540 cmp_op_mode == cmp_mode, and simplify accordingly.
6541 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6542 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6543 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6545 (stack probe test): Use cbranchdi4.
6546 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6548 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6549 * config/arc/arc.h (movsicc, movsfcc): Use it.
6550 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6551 (cbranchsi4, cstoresi4): New.
6552 (cmpsi, bCC and sCC expanders): Remove.
6554 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6555 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6556 * config/arm/predicates.md (arm_comparison_operator): Only include
6557 floating-point operators if there is a hardware floating-point unit.
6558 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6559 deferring to cbranch_cc and cstore_cc respectively.
6560 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6561 cbranch_cc, cstore_cc): New.
6562 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6564 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6566 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6567 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6569 (adjust_insn_length): Adjust calls.
6570 (avr_reorg): Handle (compare (foo) (const_int 0)).
6571 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6572 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6573 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6574 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6576 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6577 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6579 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6580 (cbranchsi4, cstorebi4, cstoresi4): New.
6581 (movbisi): This insn is duplicate, split it to zero_extend.
6582 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6583 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6584 (bfin_optimize_loop): Use cbranch expander.
6585 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6586 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6587 (bfin_bimode_comparison_operator): ... this.
6588 (bfin_direct_comparison_operator): New.
6590 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6591 inside (compare FOO (const_int 0)).
6592 (cris_rtx_costs): Handle ZERO_EXTRACT.
6593 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6594 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6595 (*tstdi_v32): Delete.
6596 (*cmpdi_non_v32): Add M alternative for operand 1.
6597 (cmpsi, cmp<mode>): Make private.
6598 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6600 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6602 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6603 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6604 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6605 (cc_reg_operand): New.
6607 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6608 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6609 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6610 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6611 crx_expand_scond): Delete.
6613 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6615 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6616 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6618 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6619 cstoresi4, cstoresf4, cstoredf4): New.
6620 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6621 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6622 Receive the entire operands array.
6623 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6624 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6625 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6626 Get test/op0/op1 from the operands array.
6627 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6629 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6630 (h8300_expand_store): New.
6631 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6633 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6634 (h8300_expand_store): New.
6635 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6636 or do not try to produce (set (cc0) REG).
6637 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6638 change a compare into a move to a scratch register. Disable some
6639 peepholes when comparing with zero.
6640 (tstsi, tsthi, tstsi, cmpqi): Make private.
6643 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6646 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6647 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6648 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6649 (ix86_emit_i387_log1p): Use cbranchxf2.
6650 (ix86_expand_setcc): Return void.
6651 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6652 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6653 cmp<MODEF>, cmpcc): Remove.
6654 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6655 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6656 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6657 (sCC and bCC expanders): Remove.
6658 (stack_protect_test): Use cbranchcc4.
6660 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6662 (ia64_expand_compare): Accept three rtx by reference and return void.
6663 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6664 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6665 from *expr. Update *expr with the BImode comparison to do.
6666 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6667 cmptf, bCC, sCC, conditional_trap): Delete.
6668 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6669 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6670 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6671 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6672 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6674 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6675 type of last argument.
6676 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6677 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6678 use machine mode argument instead of branch_type. Remove dead
6679 code for floating-point comparisons.
6680 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6681 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6683 (cbranchsi4, cstoresi4): New.
6684 * config/iq2000/predicates.md (reg_or_const_operand): New.
6686 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6687 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6688 (b<code>_op): Rewrite to...
6689 (bcc_op): ... this, using match_operator.
6690 (s<code>_op): Rewrite to...
6691 (scc_op): ... this, using match_operator.
6692 (s<code>_24_op): Rewrite to...
6693 (scc_op_24): ... this, using match_operator.
6694 (s<code>_<mode>): Rewrite to...
6695 (cstore<mode>4): ... this, using match_operator.
6696 (s<code>_<mode>_24): Rewrite to...
6697 (cstore<mode>4_24): ... this, using match_operator.
6698 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6699 m32c_unpend_compare, m32c_expand_scc): Delete.
6700 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6701 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6702 (m32c_expand_movcc): Change NE to EQ if necessary.
6703 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6705 * config/m32r/m32r-protos.h (gen_cond_store): New.
6706 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6707 (gen_cond_store): New, from sCC patterns.
6708 (m32r_expand_block_move): Use cbranchsi4.
6709 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6710 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6711 (cbranchsi4, cstoresi4): New.
6713 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6715 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6716 (m68hc11_notice_update_cc): Look into a compare with 0.
6717 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6719 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6720 cmphi, cmpqi, bCC): Delete.
6721 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6722 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6723 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6726 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6727 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6728 * config/m68k/constraints.md (H): New.
6729 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6730 the define_insn below.
6731 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6732 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6733 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6734 patterns): Wrap RHS with COMPARE.
6735 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6736 (*cmpdi_internal): Name this pattern.
6737 (cmpdi): Change to define_insn.
6738 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6739 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6740 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6742 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6743 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6744 (conditional_trap): Change to...
6745 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6746 (*conditional_trap): Use the ordered_comparison_operator and
6747 const1_operand predicates.
6748 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6749 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6750 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6751 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6753 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6754 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6755 (mcore_gen_compare): New.
6756 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6757 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6758 (mcore_gen_compare): ... this.
6759 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6760 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6761 (stack probe pattern): Use cbranchsi4.
6763 * config/mips/predicates.md (mips_cstore_operator): New.
6764 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6765 * config/mips/mips.md (any_cond): Delete.
6766 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6768 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6769 fixuns_truncsfdi2): Use cbranch patterns.
6770 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6771 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6772 Adjust call to mips_expand_conditional_branch.
6773 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6775 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6776 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6777 * config/mips/mips.c (cmp_operands): Delete.
6778 (mips_emit_compare): Get comparison operands from *op0/*op1.
6779 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6780 that it succeeds. Use op0/op1 instead of cmp_operands.
6781 (mips_expand_conditional_branch, mips_expand_conditional_move,
6782 mips_expand_conditional_trap): Likewise.
6783 (mips_block_move_loop): Use cbranch patterns.
6784 * config/mips/mips.h (cmp_operands): Delete.
6786 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6787 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6788 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6789 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6790 (*cmpcc_folded): Rename to...
6791 (*cmpdi_folded): this.
6792 (*cmpcc): Rename to...
6794 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6797 (cbranchdf4): New. Handle invalid comparisons here.
6798 * config/mmix/predicates.md (float_comparison_operator): New.
6800 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6801 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6802 * config/mn10300/mn10300.md (tst): Delete.
6803 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6804 Name these patterns and wrap RHS in a compare.
6805 (*cmpsi): Make this pattern private. Include tst.
6806 (*cmpsf): Make this pattern private.
6807 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6808 (compare with zero peepholes): Likewise.
6810 (cbranchsi4, cbranchsf4): New.
6811 (casesi): Use cbranchsi4.
6813 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6814 hppa_branch_type): Delete.
6815 (return_addr_rtx): Use cbranchsi4.
6816 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6817 Emit CCFPmode comparison here.
6818 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6819 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6820 hppa_branch_type): Delete.
6821 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6822 (movsicc, movdicc): Remove references to hppa_compare_op0,
6823 hppa_compare_op1 and compare_from_rtx.
6824 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6825 (casesi): Use cbranchsi4.
6827 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6828 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6829 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6830 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6831 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6833 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6834 (*branch, *branch_inverted): New.
6836 * config/picochip/picochip.md (cbranchhi4): Use
6837 ordered_comparison_operator.
6838 (cmphi, bCC): Remove.
6840 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6841 (trap_comparison_operator): Delete.
6842 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6843 rs6000_emit_cbranch): Accept mode and operands.
6844 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6845 rs6000_compare_fp_p): Delete.
6846 (rs6000_generate_compare): Accept mode and comparison. Extract code
6847 and op0/op1 from there. Replace references to rs6000_compare_op0
6848 and rs6000_compare_op1.
6849 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6850 extract result from passed operands.
6851 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6852 extract loc from passed operands.
6853 (rs6000_emit_cmove): Likewise.
6854 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6855 rs6000_compare_fp_p): Delete.
6856 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6857 (cbranch<GPR>4, cbranch<FP>4): New.
6858 (cstore<mode>4): New. Consolidate here all choices about when to use
6859 portable or specialized sCC sequences.
6860 (stack_protect_test): Use cbranchsi4.
6861 (conditional_trap): Replace with ctrap<GPR>4.
6862 (conditional trap insn): Replace trap_comparison_operator with
6863 ordered_comparison_operator.
6865 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6866 (s390_emit_prologue): Use ctrap.
6867 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6868 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6869 New predicates replacing...
6870 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6871 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6872 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6873 (add<mode>cc): Do not use s390_compare_op0/op1.
6874 (s<code>): Change to...
6875 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6877 (cstorecc4): ... this. Handle EQ or NE equally.
6878 (*sne): Un-privatize for use in cstorecc4.
6879 (b<code>): Change to...
6880 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6881 (conditional_trap): Replace with...
6882 (ctrap<GPR>4, ctrap<FP>4): ... these.
6883 (stack_protect): Use cbranchcc4.
6885 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6886 * config/score/score-protos.h (score_gen_cmp): Delete.
6887 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6888 (score_block_move-loop): Use cbranchsi4.
6889 * config/score/score.md (cbranchsi4): New.
6890 (cmpsi, bCC): Delete.
6891 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6892 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6893 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6894 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6895 * config/score/score3.h (score3_gen_cmp): Delete.
6896 * config/score/score7.h (score7_gen_cmp): Delete.
6898 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6899 (sh_emit_scc_to_t): ... this. Return void.
6900 (from_compare): Rename to...
6901 (sh_emit_compare_and_branch): ... this.
6902 (sh_emit_compare_and_set): New.
6903 (sh_expand_t_scc): Accept operands.
6904 * config/sh/predicates.md (sh_float_comparison_operator): New.
6905 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6906 (prepare_scc_operands): Rename to...
6907 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6909 (sh_emit_cheap_store_flag): New.
6910 (sh_emit_set_t_insn): New.
6911 (from_compare): Rename to...
6912 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6913 handling of TARGET_SH2E floating point to avoid recursive call.
6914 Generate branch here.
6915 (sh_emit_compare_and_set): New.
6916 (sh_expand_t_scc): Get op0/op1 from arguments.
6917 (sh_emit_cheap_store_flag): New.
6918 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6920 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6921 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6922 (movsicc, movdicc): Do nothing when it recreated operands from
6923 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6924 prepare_scc_operands (now sh_emit_scc_to_t).
6925 (udivdi3): Use cstoresi4.
6926 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6927 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6928 (cbranchint4_media, cbranchfp4_media): New.
6929 (casesi): Use cbranchdi4.
6930 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6932 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6933 (movnegt): Remove second operand.
6934 (cbranchsf4, cbranchdf4): New.
6935 (stack_protect): Use cbranchdi4/cbranchsi4.
6937 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6938 (gen_compare_reg): Accept comparison, extract part of it to...
6939 (gen_compare_reg_1): ... this.
6940 (gen_compare_operator): Delete.
6941 (gen_v9_scc): Accept separate destination, comparison code and arms.
6942 Do not use sparc_compare_op0/sparc_compare_op1.
6943 (emit_scc_insn, emit_conditional_branch_insn): New.
6944 (emit_v9_brxx): Make static. Remove useless assertion.
6945 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6947 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6948 * config/sparc/sparc-protos.h (gen_compare_reg,
6949 sparc_emit_float_lib_cmp): Adjust prototype.
6950 (emit_scc_insn, emit_conditional_branch_insn): New.
6951 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6952 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6953 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6954 iterators to the top.
6955 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6956 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6957 snedi_special_trunc): Delete.
6958 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6959 and snedi_special_trunc.
6960 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6961 cbranchdi4, cbranch<F:mode>4): New.
6962 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6963 here. Use gen_compare_reg instead of gen_compare_operator.
6964 (conditional_trap): Replace with...
6965 (ctrapsi4, ctrapdi4): ... this.
6966 (stack_protect_test): Use cbranchcc4.
6968 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6970 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6971 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6972 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6973 from operands[0] or operands[3] depending on is_set.
6974 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6975 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6976 cmpdf, bCC), sCC: Remove.
6977 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6978 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6980 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6981 spu_emit_branch_or_set.
6983 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6985 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6986 xstormy16_compare_op1): Delete.
6987 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6988 xstormy16_compare_op1): Delete.
6989 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6991 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6992 (cmphi, cmpsi, bCC): Remove.
6994 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6995 (*cmpsi): ... this one.
6996 (cbranchsi4, cstoresi4): New.
6997 (bCC expanders): Delete.
6998 (sCC insns): Fold into...
6999 (*setcc): ... this one.
7000 (casesi): Do not use gen_cmpsi and gen_bgtu.
7001 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7002 (movsicc): Simplify.
7003 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7005 * config/vax/vax-protos.h (cond_name): New.
7006 (vax_output_conditional_branch): Remove.
7007 * config/vax/vax.c (cond_name): New.
7008 (vax_output_conditional_branch): Remove.
7009 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7010 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7011 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7012 (bit<VAXint>): Wrap source with (compare).
7013 (b<code> and following unnamed pattern): Rename to *branch and
7014 *branch_reversed. Change macroization to match_operator.
7015 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7017 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7018 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7019 Change last argument to machine_mode.
7020 (xtensa_expand_scc): Add machine_mode argument.
7021 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7022 (gen_conditional_move, xtensa_expand_conditional_branch,
7023 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7024 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7025 Adjust operand numbers.
7026 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7028 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7029 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7030 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7032 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7034 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7035 causes spurious differences between trunk and cond-optab branch.
7037 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7040 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7042 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7044 * tree.c (iterative_hash_pointer): Delete.
7045 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7046 Hash UIDs and versions of SSA names. Don't special-case built-in
7047 function declarations.
7049 2009-05-11 Ian Lance Taylor <iant@google.com>
7052 * graphite.c: Force -Wc++-compat to only be a warning before
7053 #including "cloog/cloog.h".
7055 2009-05-11 Martin Jambor <mjambor@suse.cz>
7057 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7059 2009-05-11 Jan Hubicka <jh@suse.cz>
7061 * tree-ssa-loop-ivcanon.c: Include target.h
7062 (struct loop_size): new structure.
7063 (constant_after_peeling): New predicate.
7064 (tree_estimate_loop_size): New function.
7065 (estimated_unrolled_size): Rewrite for new estimates.
7066 (try_unroll_loop_completely): Use new estimates.
7067 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7069 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7071 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7072 libcpp interface change.
7073 (spu_macro_to_expand): Likewise.
7075 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7077 PR tree-optimization/40026
7078 * gimplify.c (gimplify_init_constructor): Change initial conditional
7079 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7080 optimize_compound_literals_in_ctor.
7082 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7084 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7086 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7088 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7090 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7091 HOST_WIDE_INT for gap.
7093 2009-05-11 Ira Rosen <irar@il.ibm.com>
7095 PR tree-optimization/40074
7096 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7097 account in group size and step comparison.
7099 2009-05-11 Richard Guenther <rguenther@suse.de>
7101 * passes.c (init_optimization_passes): Strip now incorrect comment.
7102 (execute_function_todo): Do not set PROP_alias.
7103 * tree-pass.h (PROP_alias): Remove.
7104 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7105 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7106 * tree-nrv.c (pass_return_slot): Likewise.
7107 * tree-object-size.c (pass_object_sizes): Likewise.
7108 * tree-ssa-dom.c (pass_dominator): Likewise.
7109 (pass_phi_only_cprop): Likewise.
7110 * tree-ssa-dse.c (pass_dse): Likewise.
7111 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7112 (pass_cselim): Likewise.
7113 * tree-ssa-pre.c (pass_pre): Likewise.
7114 (pass_fre): Likewise.
7115 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7116 * tree-ssa-sink.c (pass_sink_code): Likewise.
7117 * tree-stdarg.c (pass_stdarg): Likewise.
7118 * tree-tailcall.c (pass_tail_calls): Likewise.
7119 * tree-vrp.c (pass_vrp): Likewise.
7121 2009-05-10 Ian Lance Taylor <iant@google.com>
7123 * basic-block.h (enum profile_status): Break out of struct
7125 * cgraph.h (struct inline_summary): Break out of struct
7127 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7128 of struct cgraph_order_sort.
7129 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7130 * cse.c (struct branch_path): Break out of struct
7131 cse_basic_block_data.
7132 * except.h (enum eh_region_type): Break out of struct eh_region.
7133 * gcc.c (enum add_del): Break out of struct modify_target.
7134 * genrecog.c (enum decision_type): Break out of struct decision_test.
7135 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7137 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7138 * regmove.c (enum match_use): New enum, broken out of struct match.
7139 * sched-int.h (enum post_call_group): New enum, broken out of
7141 (struct deps_reg): Break out of struct deps.
7142 * target.h (struct asm_int_op): Break out of struct gcc_target.
7143 * tree-eh.c (struct goto_queue_node): Break out of struct
7145 * tree-inline.h (enum copy_body_cge_which): Break out of
7147 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7149 * c-decl.c (in_struct, struct_types): New static variables.
7150 (pushtag): Add loc parameter. Change all callers.
7151 (lookup_tag): Add ploc parameter. Change all callers.
7152 (check_compound_literal_type): New function.
7153 (parser_xref_tag): Add loc parameter. Change all callers. If
7154 -Wc++-compat, warn about struct/union/enum types defined within a
7156 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7157 and loc parameters. Change all callers. Change error calls to
7158 error_at, using loc. For a redefinition, if the location of the
7159 original definition is known, report it. Set in_struct and
7160 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7161 (finish_struct): Add new parameters enclosing_in_struct and
7162 enclosing_struct_types. Change all callers. Set
7163 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7164 in the struct. If in a struct, add this struct to struct_types.
7165 (start_enum): Add loc parameter. Change all callers. Use
7166 error_at for errors, using loc. For a redefinition, if the
7167 location of the original definition is known, report it. If in a
7168 struct, add this enum type to struct_types. If -Wc++-compat warn
7169 if in sizeof, typeof, or alignof.
7170 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7171 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7172 (c_parser_enum_specifier): Get enum location for start_enum.
7173 (c_parser_struct_or_union_specifier): Get struct location for
7174 start_struct. Save in_struct and struct_types status between
7175 start_struct and finish_struct.
7176 (c_parser_cast_expression): Get location of cast.
7177 (c_parser_alignof_expression): Get location of type.
7178 (c_parser_postfix_expression): Likewise.
7179 (c_parser_postfix_expression_after_paren_type): Add type_loc
7180 parameter. Change all callers. Call check_compound_literal_type.
7181 Use type_loc for error about variable size type.
7182 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7183 of an enum constant from an enum type defined in a struct or union.
7184 (c_cast_expr): Add loc parameter. Change all callers. If
7185 -Wc++-compat, warn about defining a type in a cast.
7186 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7187 (start_enum, start_struct, finish_struct): Update declarations.
7188 (parser_xref_tag, c_cast_expr): Update declarations.
7189 (check_compound_literal_type): Declare.
7191 2009-05-11 Ben Elliston <bje@au.ibm.com>
7193 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7194 for recent libcpp interface change.
7195 (rs6000_macro_to_expand): Likewise.
7197 2009-05-10 Michael Matz <matz@suse.de>
7200 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7201 not at entry of function.
7203 2009-05-10 Richard Guenther <rguenther@suse.de>
7205 PR tree-optimization/40081
7207 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7208 using the main variant of the element type. Do not fiddle with
7209 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7211 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7212 structs with volatile fields.
7214 2009-05-10 Jan Hubicka <jh@suse.cz>
7216 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7217 (estimate_move_cost): Assert that it does not get called for
7219 (estimate_num_insns): Skip VOID types in argument handling.
7220 (optimize_inline_calls): Delete unreachable blocks and verify that
7223 2009-05-10 Jan Hubicka <jh@suse.cz>
7225 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7226 * cgraph.c (cgraph_mark_address_taken_node): New function.
7227 (dump_cgraph_node): Dump new flag.
7228 * cgraph.h (struct cgraph_node): Add address_taken.
7229 (cgraph_mark_address_taken_node): New function.
7230 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7231 since new direct calls can be born.
7233 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7235 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7238 2009-05-10 Jan Hubicka <jh@suse.cz>
7241 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7243 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7244 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7245 * tree-inline.c (copy_bb): Set frequency correctly.
7246 (fold_marked_statements): Update call to
7247 cgraph_update_edges_for_call_stmt.
7249 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7251 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7252 identifiers in diagnostics.
7253 * config/arm/arm.c (arm_handle_fndecl_attribute,
7254 arm_handle_isr_attribute): Likewise.
7255 * config/avr/avr.c (avr_handle_progmem_attribute,
7256 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7257 * config/bfin/bfin.c (handle_int_attribute,
7258 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7259 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7260 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7262 * config/darwin.c (darwin_handle_kext_attribute,
7263 darwin_handle_weak_import_attribute): Likewise.
7264 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7265 h8300_handle_eightbit_data_attribute,
7266 h8300_handle_tiny_data_attribute): Likewise.
7267 * config/i386/i386.c (ix86_handle_cconv_attribute,
7268 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7269 * config/i386/winnt.c (ix86_handle_shared_attribute,
7270 ix86_handle_selectany_attribute): Likewise.
7271 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7272 * config/m32c/m32c.c (function_vector_handler): Likewise.
7273 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7274 m68hc11_handle_fntype_attribute): Likewise.
7275 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7276 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7277 * config/mips/mips.c (mips_insert_attributes,
7278 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7279 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7280 rs6000_handle_struct_attribute): Likewise.
7281 * config/sh/sh.c (sh_insert_attributes,
7282 sh_handle_resbank_handler_attribute,
7283 sh_handle_interrupt_handler_attribute,
7284 sh2a_handle_function_vector_handler_attribute,
7285 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7287 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7288 * config/spu/spu.c (spu_handle_fndecl_attribute,
7289 spu_handle_vector_attribute): Likewise.
7290 * config/stormy16/stormy16.c
7291 (xstormy16_handle_interrupt_attribute): Likewise.
7292 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7293 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7295 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7297 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7298 (pp_translate_identifiers): New.
7299 (pp_identifier): Only conditionally translate identifier to locale
7301 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7302 (pp_base_tree_identifier): Only conditionally translate identifier
7303 to locale character set.
7304 * c-pretty-print.c (M_): Define.
7305 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7306 fragments for conditional translation with M_.
7307 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7308 identifier translation.
7310 2009-05-10 Richard Guenther <rguenther@suse.de>
7312 PR tree-optimization/40081
7313 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7314 using the main variant of the element type. Do not fiddle with
7315 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7317 2009-05-09 Jan Hubicka <jh@suse.cz>
7320 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7321 indirect calls; verify cgraph afterwards.
7323 2009-05-09 Jan Hubicka <jh@suse.cz>
7326 * ipa.c (update_inlined_to_pointer): New function.
7327 (cgraph_remove_unreachable_nodes): Use it.
7329 2009-05-09 Jan Hubicka <jh@suse.cz>
7331 * tree-eh.c (struct leh_state): Remove prev_try.
7332 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7334 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7335 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7336 remove_eh_handler_and_replace, foreach_reachable_handler,
7337 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7338 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7339 (gen_eh_region_cleanup): Update prototype.
7341 2009-05-09 Jan Hubicka <jh@suse.cz>
7344 * except.c (copy_eh_region): Always set prev_try.
7345 (redirect_eh_edge_to_label): Find outer try.
7346 (foreach_reachable_handler): When looking for prev try
7347 handle case where previous try is not going to be taken.
7349 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7351 PR tree-optimization/40049
7352 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7353 only vector/vector shifts, convert the type of the constant to the
7354 appropriate type to avoid building incorrect trees, which
7355 eventually have problems with garbage collection.
7357 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7359 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7360 -1 for complex floating-point types if honoring signed zeros.
7362 2009-05-08 Jan Hubicka <jh@suse.cz>
7364 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7365 argument; handle correctly when profile is absent.
7366 (build_cgraph_edges): Update.
7367 (rebuild_cgraph_edges): Update.
7368 * cgraph.c: Do not include varray.h.
7369 (cgraph_set_call_stmt_including_clones): New function.
7370 (cgraph_create_edge_including_clones): Likewise
7371 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7372 (cgraph_update_edges_for_call_stmt): Handle clones.
7373 (cgraph_remove_node): Handle clone tree.
7374 (cgraph_remove_node_and_inline_clones): New function.
7375 (dump_cgraph_node): Dump clone tree.
7376 (cgraph_clone_node): Handle clone tree.
7377 (clone_function_name): Bring here from tree-inline.c.
7378 (cgraph_create_virtual_clone): New function.
7379 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7380 (cgraph_clone_info): New function.
7381 (strut cgraph_node): Add clone_info and new clone tree pointers.
7382 (cgraph_remove_node_and_inline_clones,
7383 cgraph_set_call_stmt_including_clones,
7384 cgraph_create_edge_including_clones,
7385 cgraph_create_virtual_clone): Declare.
7386 (cgraph_function_versioning): Use VEC argument.
7387 (compute_call_stmt_bb_frequency): Update prototype.
7388 (cgraph_materialize_all_clones): New function.
7389 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7390 (ipcp_create_replace_map): Update to VECtors.
7391 (ipcp_update_callgraph): Use virtual clones.
7392 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7393 (ipcp_update_profiling): Do not update local profiling.
7394 (ipcp_insert_stage): Use VECtors and virtual clones.
7395 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7396 (clone_of_p): New function.
7397 (cgraph_preserve_function_body_p): Use clone tree.
7398 (cgraph_optimize): Materialize clones.
7399 (cgraph_function_versioning): Update for VECtors.
7400 (save_inline_function_body): Use clone tree.
7401 (cgraph_materialize_clone): New function.
7402 (cgraph_materialize_all_clones): Likewise.
7403 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7404 * ipa.c: Include gimple.h.
7405 (cgraph_remove_unreachable_nodes): Use clone tree.
7406 * ipa-prop.c (ipa_note_param_call): Update call to
7407 compute_call_stmt_bb_frequencycall.
7408 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7409 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7410 (copy_bb): Handle updating of clone tree; add new edge when new call
7412 (expand_call_inline): Be strict about every call having edge.
7413 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7414 (delete_unreachable_blocks_update_callgraph): New function.
7415 (tree_function_versioning): Use VECtors; always remove unreachable
7416 blocks and fold conditionals.
7417 * tree-inline.h: Do not include varray.h.
7418 (tree_function_versioning): Remove.
7419 * Makefile.in (GTFILES): Remove tree-inline.c
7420 * passes.c (do_per_function): Do only functions having body.
7421 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7424 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7425 Andrew Morrow <acm@google.com>
7428 * c-common.c (c_common_attribute_table): Permit deprecated
7429 attribute to take an optional argument.
7430 (handle_deprecated_attribute): If the optional argument to
7431 __attribute__((deprecated)) is not a string ignore the attribute
7434 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7435 * c-typeck.c (build_component_ref): Likewise.
7436 (build_external_ref): Likewise.
7438 * toplev.c (warn_deprecated_use): Add an attribute argument.
7439 Emit the message associated with __attribute__((deprecated)).
7441 * toplev.h (warn_deprecated_use): Updated.
7443 * doc/extend.texi: Document new optional parameter to
7444 __attribute__((deprecated))
7446 2009-05-08 Michael Eager <eager@eagercon.com>
7448 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7449 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7451 2009-05-08 Richard Guenther <rguenther@suse.de>
7453 PR tree-optimization/40062
7454 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7455 Avoid exponential behavior.
7457 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7459 PR rtl-optimization/33928
7461 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7462 process_uses, build_single_def_use_links): New.
7463 (update_df): Update use_def_ref.
7464 (forward_propagate_into): Use get_def_for_use instead of use-def
7466 (fwprop_init): Call build_single_def_use_links and let it initialize
7468 (fwprop_done): Free use_def_ref.
7469 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7470 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7471 df_rd_simulate_one_insn): New.
7472 (df_rd_bb_local_compute_process_def): Update head comment.
7473 (df_chain_create_bb): Use the new RD simulation functions.
7474 * df.h (df_rd_simulate_artificial_defs_at_top,
7475 df_rd_simulate_one_insn): New.
7476 * opts.c (decode_options): Enable fwprop at -O1.
7477 * doc/invoke.texi (-fforward-propagate): Document this.
7479 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7482 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7483 and one complex operand specially.
7484 * tree-complex.c (some_nonzerop): Do not identify a real value as
7485 zero if flag_signed_zeros.
7487 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7489 PR rtl-optimization/33928
7490 * loop-invariant.c (record_use): Fix && vs. || mishap.
7492 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7494 PR rtl-optimization/33928
7495 * loop-invariant.c (struct use): Add addr_use_p.
7496 (struct def): Add n_addr_uses.
7497 (struct invariant): Add cheap_address.
7498 (create_new_invariant): Set cheap_address.
7499 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7500 (record_uses): Pass df_ref to record_use.
7501 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7504 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7506 * config/sh/sh.c: Do not include c-pragma.h.
7508 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7510 * config/spu/spu.c: Remove include of c-common.h.
7512 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7515 * c-common.h (mark_valid_location_for_stdc_pragma,
7516 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7517 clear_float_const_decimal64, float_const_decimal64_p): New.
7518 * c.opt (Wunsuffixed-float-constants): New.
7519 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7520 unsuffixed float constant, handle new warning.
7521 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7522 * c-decl.c (c_scope): New flag float_const_decimal64.
7523 (set_float_const_decimal64, clear_float_const_decimal64,
7524 float_const_decimal64_p): New.
7525 (push_scope): Set new flag.
7526 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7527 to use STDC pragmas.
7528 (c_parser_external_declaration): Ditto.
7529 (c_parser_compound_statement_nostart): Ditto.
7530 * c-pragma.c (valid_location_for_stdc_pragma,
7531 mark_valid_location_for_stdc_pragma,
7532 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7533 handle_pragma_float_const_decimal64): New.
7534 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7535 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7536 set_float_const_decimal64, clear_float_const_decimal64,
7537 float_const_decimal64_p): New dummy functions.
7538 * doc/extend.texi (Decimal Float): Remove statement that the
7539 pragma, and suffix for double constants, are not supported.
7540 * doc/invoke.texi (Warning Options): List new option.
7541 (-Wunsuffixed-float-constants): New.
7543 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7545 * config/i386/i386.c: Do not include c-common.h.
7547 2009-05-07 Mark Heffernan <meheff@google.com>
7549 * doc/invoke.texi (Debugging Options): Document change of debugging
7551 * opts.c (decode_options): Make dump_base_name relative to
7552 aux_base_name directory.
7554 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7556 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7557 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7559 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7561 * Makefile.in (install-plugin): Simplify a bit.
7563 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7565 * Makefile.in (OBJS-common): Add regcprop.o.
7567 * timevar.def (TV_CPROP_REGISTERS): New.
7568 * regrename.c (regrename_optimize): Return 0.
7569 (rest_of_handle_regrename): Delete.
7570 (pass_rename_registers): Point to regrename_optimize.
7571 (struct value_data_entry, struct value_data,
7572 kill_value_one_regno, kill_value_regno, kill_value,
7573 set_value_regno, init_value_data, kill_clobbered_value,
7574 kill_set_value, kill_autoinc_value, copy_value,
7575 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7576 replace_oldest_value_reg, replace_oldest_value_addr,
7577 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7578 debug_value_data, validate_value_data): Move...
7579 * regcprop.c: ... here.
7580 (rest_of_handle_cprop): Delete.
7581 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7583 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7586 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7587 GEN_INT for 1 << bitnum.
7588 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7591 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7593 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7594 Remove wrong description of "nand" operation.
7596 2009-05-06 Richard Guenther <rguenther@suse.de>
7597 Adam Nemet <anemet@caviumnetworks.com>
7599 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7600 comment. Add that if LHS is not a gimple register, then RHS1 has
7601 to be a single object (GIMPLE_SINGLE_RHS).
7603 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7605 * expr.c (get_def_for_expr): Move it up in the file.
7606 (store_field): When expanding a bit-field store, look at the
7607 defining gimple stmt for the masking conversion.
7609 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7612 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7613 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7614 32-bit memcpy into long.
7616 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7618 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7619 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7621 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7622 instead of appending DW_OP_deref*.
7624 2009-05-06 Michael Matz <matz@suse.de>
7627 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7628 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7630 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7632 * Makefile.in (install-plugin): Fix srcdir handling.
7634 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7636 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7637 when processing for not_regs_needed bitmap.
7638 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7639 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7640 handling it for rhs.
7642 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7644 * config/i386/i386.md (unnamed inc/dec peephole): Use
7645 optimize_insn_for_size_p instead of optimize_size.
7646 * config/i386/predicates.md (incdec_operand): Likewise.
7647 (aligned_operand): Likewise.
7648 * config/i386/sse.md (divv8sf3): Likewise.
7649 (sqrtv8sf2): Likewise.
7651 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7653 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7655 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7657 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7659 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7660 ssemodesuffixf2c with avxmodesuffixf2c.
7662 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7665 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7667 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7669 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7670 (struct tree_base): Adjust spacing for 8 bit boundaries.
7671 (struct tree_decl_common): Add decl_by_reference_flag bit.
7672 (DECL_BY_REFERENCE): Adjust.
7673 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7674 print DECL_BY_REFERENCE bit.
7675 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7676 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7677 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7678 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7682 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7683 range of the type, but default label is missing, add it with one
7684 of the existing labels instead of adding a new label for it.
7686 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7690 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7692 * Makefile.in (enable_plugin, plugin_includedir): New.
7693 (install): Depend on install-plugin.
7694 (PLUGIN_HEADERS): New.
7695 (install-plugin): New.
7696 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7698 2009-05-05 Richard Guenther <rguenther@suse.de>
7700 PR tree-optimization/40022
7701 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7703 (phivn_valid_p): Fix tuplification error, simplify.
7704 (phiprop_insert_phi): Add dumps.
7705 (propagate_with_phi): Simplify.
7707 2009-05-05 Richard Guenther <rguenther@suse.de>
7710 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7712 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7714 * tree.h (strip_float_extensions): Remove duplicate declaration.
7715 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7716 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7717 block_ultimate_origin): Rearrange the declarations line to match the
7718 comment that indicates the .c file which the functions are defined.
7719 (dwarf2out_*, set_decl_rtl): Add comment.
7720 (get_base_address): Adjust comment.
7721 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7722 declarations line and add comment.
7723 (is_builtin_name): Add blank after function name, for clarity.
7725 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7727 * attribs.c (decl_attributes): Use %qE for identifiers in
7729 * cgraphunit.c (verify_cgraph_node): Translate function names to
7730 locale character set in diagnostics.
7731 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7733 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7734 Document that functions are named in UTF-8.
7735 * expr.c (expand_expr_real_1): Translate function names to locale
7736 character set in diagnostics.
7737 * gimplify.c (omp_notice_variable, omp_is_private,
7738 gimplify_scan_omp_clauses): Use %qE for identifiers in
7740 * langhooks.c (lhd_print_error_function): Translate function names
7741 to locale character set.
7742 * langhooks.h (decl_printable_name): Document that return value is
7743 in internal character set.
7744 * stmt.c: Include pretty-print.h
7745 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7747 (resolve_operand_name_1): Translate named operand name to locale
7749 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7751 * toplev.c (announce_function): Translate function names to locale
7753 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7754 (default_tree_printer): Use pp_identifier or translate identifiers
7755 to locale character set. Mark "<anonymous>" for translation.
7756 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7757 for identifiers in diagnostics.
7758 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7760 * varasm.c (output_constructor): Use %qE for identifiers in
7763 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7765 * configure.ac: use ` ` instead of $()
7766 * configure: Regenerate.
7768 2009-05-05 Ben Elliston <bje@au.ibm.com>
7770 * config/pa/linux-atomic.c: Eliminate conditional include of
7771 errno.h on non-LP64 systems to simplify build requirements.
7773 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7775 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7777 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7778 and pass value to identifier_to_locale.
7779 (warn_variable_length_array): Make name a tree.
7780 (grokdeclarator): Separate diagnostic texts for named and unnamed
7781 declarators. Use %qE for named declarators.
7782 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7784 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7785 identifiers in diagnostics.
7786 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7787 identifier_to_locale. Mark "anonymous" strings for translation.
7789 2009-05-04 Michael Eager <eager@eagercon.com>
7791 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7792 address for DImode/DFmode only if double-precision FP regs.
7794 2009-05-04 Michael Eager <eager@eagercon.com>
7796 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7797 TARGET_SINGLE_FLOAT check.
7799 2009-05-04 Michael Eager <eager@eagercon.com>
7801 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7803 2009-05-04 Michael Eager <eager@eagercon.com>
7805 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7806 * config/rs6000/t-xilinx: New
7808 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7810 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7811 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7812 * gcc/explow.c (memory_address): Use target hook.
7813 * gcc/targhooks.c (default_legitimize_address): New.
7814 * gcc/targhooks.h (default_legitimize_address): New.
7815 * gcc/target.h (legitimize_address): New.
7816 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7817 (TARGET_INITIALIZER): Include it.
7818 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7820 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7821 * config/bfin/bfin.c (legitimize_address): Remove.
7822 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7823 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7825 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7826 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7828 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7829 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7830 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7831 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7832 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7833 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7834 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7835 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7836 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7837 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7838 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7839 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7840 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7841 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7842 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7843 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7844 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7845 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7846 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7847 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7848 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7849 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7850 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7852 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7853 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7854 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7855 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7856 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7857 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7858 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7859 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7860 (thumb_legitimize_address): Delete.
7861 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7862 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7863 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7864 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7865 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7866 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7868 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7871 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7872 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7873 * config/m32r/m32r.c (m32r_legitimize_address): New.
7874 * config/m68k/m68k.c (m68k_legitimize_address): New.
7875 * config/score/score.c (score_legitimize_address): Standardize.
7876 * config/score/score3.c (score3_legitimize_address): Standardize.
7877 * config/score/score3.h (score3_legitimize_address): Adjust.
7878 * config/score/score7.c (score7_legitimize_address): Standardize.
7879 * config/score/score7.h (score7_legitimize_address): Adjust.
7880 * config/sh/sh.c (sh_legitimize_address): New.
7881 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7883 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7884 (s390_legitimize_address): ... this.
7885 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7886 (sparc_legitimize_address): ... this.
7887 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7888 (ix86_legitimize_address): ... this.
7889 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7890 (avr_legitimize_address): ... this.
7891 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7892 (mn10300_legitimize_address): ... this.
7893 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7894 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7895 (alpha_expand_mov): Adjust call.
7897 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7898 * config/spu/spu.c (spu_legitimize_address): Likewise.
7899 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7900 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7902 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7904 * intl.c (locale_encoding, locale_utf8): New.
7905 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7906 * intl.h (locale_encoding, locale_utf8): Declare.
7907 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7908 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7910 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7912 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7913 (pp_base_tree_identifier): Declare as function.
7914 (identifier_to_locale): Declare.
7915 * Makefile.in (pretty-print.o): Update dependencies.
7916 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7918 2009-05-04 Richard Guenther <rguenther@suse.de>
7921 * builtins.c (fold_builtin_memory_op): Do not decay to element
7922 type if the size matches the whole array.
7924 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7926 * expmed.c (synth_mult): When trying out a shift, pass the result
7929 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7931 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7932 (shiftsub1_cost): New.
7933 (init_expmed): Compute shiftsub1_cost.
7934 (synth_mult): Optimize multiplications by constants of the form
7935 -(2^^m-1) for some constant positive integer m.
7937 2009-05-03 Richard Guenther <rguenther@suse.de>
7940 * c-typeck.c (array_to_pointer_conversion): Do not built
7941 ADDR_EXPRs of arrays of pointer-to-element type.
7942 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7943 up wrong ADDR_EXPRs after-the-fact.
7944 * c-common.c (strict_aliasing_warning): Strip pointer
7945 conversions for obtaining the original type.
7946 * builtins.c (fold_builtin_memset): Handle array types.
7947 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7950 2009-05-03 Richard Guenther <rguenther@suse.de>
7953 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7954 Do not lose casts from array types with unknown extent to array
7955 types with known extent.
7956 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7957 alias set compatibility.
7959 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7961 * flags.h (extra_warnings): Delete.
7962 * toplev.c (process_options): Handle Wuninitialized here.
7963 * opts.c (extra_warnings): Delete.
7964 (set_Wextra): Delete.
7965 (common_handle_option): -Wextra can be handled automatically.
7966 * c-opts.c (c_common_handle_option): Delete obsolete code.
7967 (c_common_post_options): Simplify comment.
7968 * common.opt (W): Add Var.
7970 (Wuninitialized): Initialize to -1.
7972 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7973 Richard Guenther <rguenther@suse.de>
7975 * expr.c (get_def_for_expr): New function.
7976 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7977 SSA rather than trees.
7978 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7979 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7981 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7983 * c-common.c (reswords): Add _Imaginary.
7984 * c-common.c (enum rid): Add RID_IMAGINARY.
7986 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7988 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7989 Patch by Richard Guenther.
7991 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7993 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7994 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7995 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7996 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7997 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7998 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7999 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8000 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8001 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8002 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8003 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8004 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8005 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8006 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8007 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8008 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8009 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8010 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8012 2009-05-02 Richard Guenther <rguenther@suse.de>
8014 PR tree-optimization/39940
8015 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8018 2009-05-02 Richard Guenther <rguenther@suse.de>
8021 * tree-ssa.c (execute_update_addresses_taken): Properly check
8022 if we can mark a variable DECL_GIMPLE_REG_P.
8023 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8024 back to the end of the function.
8025 (is_gimple_reg_type): Remove complex type special casing.
8026 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8029 2009-05-02 Ben Elliston <bje@au.ibm.com>
8031 * doc/collect2.texi (Collect2): Document search path behaviour
8032 when configured with --with-ld.
8034 2009-05-02 Jan Hubicka <jh@suse.cz>
8036 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8037 parameter; update callers.
8038 (coalesce_cost_edge): EH edges are costier because they needs
8039 splitting even if not critical and even more costier when there are
8040 multiple EH predecestors.
8042 2009-05-02 Jan Hubicka <jh@suse.cz>
8044 * except.c (remove_eh_handler_and_replace): Handle updating after
8045 removing TRY blocks.
8047 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8049 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8051 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8053 * varasm.c: Do not include c-pragma.h.
8054 * attribs.c: Do not incude c-common.h.
8056 2009-05-01 Michael Matz <matz@suse.de>
8058 * calls.c (initialize_argument_information): Handle SSA names like
8059 decls with a non MEM_P DECL_RTL.
8061 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8063 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8064 * ipa-utils.c: Likewise.
8065 * ipa-type-escape.c: Likewise.
8066 * cgraphunit.c Do not include c-common.h.
8067 * ipa-pure-const.c: Likewise.
8068 * tree-if-conv.c: Likewise.
8069 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8070 * ipa-struct-reorg.c: Likewise.
8071 * tree-nomudflap.c: Likewise.
8072 * tree-ssa-structalias.c: Likewise.
8074 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8076 * store-motion.c: Many cleanups to make this pass a first-class
8077 citizen instead of an appendix to gcse load motion. Add TODO list
8078 to make this pass faster/cleaner/better.
8080 (struct ls_expr): Post gcse.c-split cleanups.
8081 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8082 "stores" field to "avail_stores".
8083 (pre_ldst_mems): Rename to store_motion_mems.
8084 (pre_ldst_table): Rename to store_motion_mems_table.
8085 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8086 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8087 (ldst_entry): Rename to st_expr_entry, update users.
8088 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8089 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8090 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8092 (first_ls_expr): Rename to first_st_expr, update users.
8093 (next_ls_expr): Rename to next_st_expr, update users.
8094 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8095 fields properly for store motion instead of names inherited from load
8097 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8098 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8101 (ae_kill): Rename to st_kill, update users.
8102 (ae_gen): Rename to st_avloc, update users.
8103 (transp): Rename to st_transp, update users.
8104 (pre_insert_map): Rename to st_insert_map, update users.
8105 (pre_delete_map): Rename to st_delete_map, update users.
8106 (insert_store, build_store_vectors, free_store_memory,
8107 one_store_motion_pass): Update for abovementioned changes.
8109 (gcse_subst_count, gcse_create_count): Remove.
8110 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8111 and "n_stores_created", local variables.
8113 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8116 (regvec, compute_store_table_current_insn): Remove.
8117 (reg_set_info, reg_clear_last_set): Remove.
8118 (compute_store_table): Use DF caches instead of local dataflow
8121 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8123 * c-objc-common.c (c_tree_printer): Print identifiers with
8124 pp_identifier, not pp_string. Mark "({anonymous})" for
8126 * c-pretty-print.c (pp_c_ws_string): New.
8127 (pp_c_cv_qualifier, pp_c_type_specifier,
8128 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8129 pp_c_storage_class_specifier, pp_c_function_specifier,
8130 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8131 pp_c_primary_expression, pp_c_postfix_expression,
8132 pp_c_unary_expression, pp_c_shift_expression,
8133 pp_c_relational_expression, pp_c_equality_expression,
8134 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8135 use pp_string and pp_c_ws_string in place of pp_identifier and
8136 pp_c_identifier for non-identifiers. Mark English strings for
8138 * c-pretty-print.h (pp_c_ws_string): Declare.
8140 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8141 Roland McGrath <roland@redhat.com>
8143 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8144 (ENABLE_LD_BUILDID): New configuration option.
8145 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8146 (LINK_BUILDID_SPEC): New macro.
8147 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8149 * doc/install.texi: Document --enable-linker-build-id option.
8150 * configure: Rebuild.
8151 * config.in: Rebuild.
8153 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8155 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8156 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8157 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8158 MIPS_GP_SAVE_AREA_SIZE.
8159 * config/mips/mips.c (struct mips_frame_info): Update comment
8160 before arg_pointer_offset and hard_frame_pointer_offset.
8161 (mips_compute_frame_info): Update diagram before function: to
8162 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8163 indicate the position of frame_pointer_rtx with -fstack-protector and
8164 to show args_size. Don't allocate cprestore area for leaf functions
8165 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8167 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8169 2009-04-30 Michael Matz <matz@suse.de>
8171 PR tree-optimization/39955
8172 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8174 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8176 * ira.c (setup_cover_and_important_classes): Use safe macro
8177 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8179 * genpreds.c (write_tm_preds_h): Output suitable definition of
8180 REG_CLASS_FOR_CONSTRAINT.
8182 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8184 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8186 * bitmap.c (bitmap_descriptor): Likewise.
8187 * ggc-common.c (loc_descriptor): Likewise.
8188 * varray.c (varray_descriptor): Likewise.
8189 * vec.c (vec_descriptor): Likewise.
8191 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8193 * Makefile.in (dce.o): Add $(EXCEPT_H).
8194 * dce.c: Include except.h and delete redundant vector definitions.
8195 (deletable_insn_p): Return false for non-call insns that can throw
8198 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8200 * gcse.c (ae_gen): Remove.
8201 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8202 and make non-static function to make it available in store-motion.c.
8203 Update call sites with search-and-replace.
8204 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8205 extract_mentioned_regs, extract_mentioned_regs_helper,
8206 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8207 store_killed_in_insn, store_killed_after, store_killed_before,
8208 build_store_vectors, insert_insn_start_basic_block, insert-store,
8209 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8210 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8211 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8212 * store-motion.c: ...new file. Also copy data structures from gcse.c
8213 and clean up to remove parts not used by store motion.
8214 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8215 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8217 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8220 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8221 when optimizing for size.
8223 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8225 * gcse.c (gcse_constant_p): Fix typo in last change.
8227 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8229 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8231 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8233 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8235 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8237 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8238 CONST_HIGH_PART result.
8240 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8242 * config/avr/avr.c (initial_elimination_offset): Rename to
8243 avr_initial_elimination_offset.
8244 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8245 change return type to bool.
8246 (avr_can_eliminate): New function.
8247 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8248 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8249 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8250 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8251 avr_initial_elimination_offset.
8252 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8253 (avr_initial_elimination_offset): Define.
8255 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8256 Steven Bosscher <steven@gcc.gnu.org>
8258 PR rtl-optimization/39938
8259 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8260 * cfgrtl.c: Include insn-attr.h.
8261 (rest_of_pass_free_cfg): New function.
8262 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8263 * resource.c (init_resource_info): Remove call to df_analyze.
8265 2009-04-29 Richard Guenther <rguenther@suse.de>
8268 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8269 allow conversion to signed integers.
8271 2009-04-29 Richard Guenther <rguenther@suse.de>
8273 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8274 shifts of floating point vectors if the shift amount is
8275 a constant multiple of the element size.
8277 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8278 Michael Matz <matz@suse.de>
8282 * tree-outof-ssa.c (emit_partition_copy): New function.
8283 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8284 insert_part_to_rtx_on_edge): Perform the partition base var
8285 copy using emit_partition_copy.
8286 (insert_value_copy_on_edge): Convert constants to the right mode.
8287 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8288 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8290 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8292 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8293 scan backwards to try to find a constant to initialize it.
8295 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8296 insn before the loop_end instruction, don't look past labels.
8298 2009-04-29 Richard Guenther <rguenther@suse.de>
8301 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8302 loose type conversions.
8303 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8304 stmts only if there are no uses of its definition.
8306 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8308 * config/bfin/bfin.h (splitting_loops): Declare.
8309 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8310 Reorder bit definitions to be ascending.
8311 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8312 * config/bfin/bfin.c (splitting_loops): New variable.
8313 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8314 (struct loop_info): Remove members INIT and LOOP_INIT.
8315 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8316 the LSETUP sequence. Allow LC to be loaded from any register, but
8317 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8318 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8320 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8321 of reload_completed.
8324 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8326 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8328 * Makefile.in (PLUGIN_VERSION_H): New.
8329 (OBJS-common): Remove plugin-version.o.
8330 (plugin.o): Depend on (PLUGIN_VERSION_H).
8331 (plugin-version.o): Remove.
8332 * configure: Regenerate
8333 * configure.ac: Create plugin-version.h.
8334 * gcc-plugin.h (plugin_gcc_version): Remove.
8335 (plugin_default_version_check): Change signature.
8336 * plugin-version.c: Remove.
8337 * plugin.c: Include plugin-version.h.
8338 (str_plugin_gcc_version_name): Remove.
8339 (try_init_one_plugin): Pass gcc version to plugin_init.
8340 (plugin_default_version_check): Both gcc and plugin versions are now
8343 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8345 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8346 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8347 Remove special case testing for last insn of inner loops. Don't fail
8348 if the loop ends with a jump, emit an extra nop instead.
8350 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8351 DREGS rather than comparing directly. Remove code that tries to
8352 account for latencies.
8354 2009-04-29 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/39941
8357 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8358 eliminating an indirect call.
8360 2009-04-29 Richard Guenther <rguenther@suse.de>
8362 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8363 parameter. Allow invariants as base if !require_lvalue.
8364 (verify_gimple_assign_single): Adjust.
8366 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8368 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8369 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8370 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8371 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8372 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8374 * config/bfin/bfin.c (bfin_expand_builtin,
8375 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8377 2009-04-28 Richard Guenther <rguenther@suse.de>
8379 * tree-vect-loop.c (get_initial_def_for_induction): Use
8380 correct types for pointer increment.
8382 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8384 * toplev.c (print_version): Update GMP version string calculation.
8386 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8388 PR rtl-optimization/39938
8389 * resource.c (init_resource_info): Add call to df_analyze.
8391 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8393 * config/alpha/alpha.md (usegp): Cast the result of
8394 alpha_find_lo_sum_using_gp to enum attr_usegp.
8395 * config/alpha/alpha.c (override_options): Remove end-of-structure
8396 marker element from cpu_table. Use array size of cpu_table to handle
8397 -mcpu and -mtune options.
8398 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8400 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8402 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8403 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8404 tune_32 and tune_64.
8405 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8407 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8408 * config/rs6000/option-defaults.h: ... here. New file.
8409 (OPT_64, OPT_32): Define.
8410 (MASK_64BIT): Define to 0 if not already defined.
8411 (OPT_ARCH64, OPT_ARCH32): Define.
8412 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8415 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8417 * config/arm/arm.c (arm_override_options): Emit error on using
8420 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8422 PR rtl-optimization/39914
8423 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8424 registers for allocnos created from user-defined variables only
8425 when not optimizing.
8427 2009-04-28 Richard Guenther <rguenther@suse.de>
8430 * fold-const.c (fold_binary): Use distribute_real_division only
8433 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8435 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8436 add hpux-stdint.h to tm_file.
8437 (hppa[12]*-*-hpux11*): Ditto.
8438 (ia64*-*-hpux*): Ditto.
8439 * config/hpux-stdint.h: New.
8440 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8441 __STDC_EXT__ for all compiles.
8442 * config/pa/pa-hpux.h: Ditto.
8443 * config/pa/pa-hpux10.h: Ditto.
8444 * config/pa/pa-hpux11.h: Ditto.
8446 2009-04-28 Catherine Moore <clm@codesourcery.com>
8448 * debug.h (set_name): Add comment.
8450 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8453 * config/darwin.c (machopic_gen_offset): Check
8454 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8455 * config/arm/arm.c (require_pic_register): Likewise.
8457 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8459 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8460 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8461 m32c_promote_prototypes): Delete.
8463 2009-04-28 Michael Matz <matz@suse.de>
8466 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8469 2009-04-28 Richard Guenther <rguenther@suse.de>
8471 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8473 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8475 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8476 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8477 * config/arm/arm-tune.md: Regenerate.
8479 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8481 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8482 block if there are complex incoming edges.
8483 (sel_merge_blocks): Remove useless assert.
8484 (sel_redirect_edge_and_branch): Check that edge was redirected.
8485 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8486 (sel_find_rgns): Delete declaration.
8487 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8488 the region when it is not a preheader.
8490 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8493 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8495 2009-04-28 Richard Guenther <rguenther@suse.de>
8497 * tree.h (SSA_NAME_VALUE): Remove.
8498 (struct tree_ssa_name): Remove value_handle member.
8499 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8500 array for jump threading.
8501 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8503 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8504 * tree-flow.h (threadedge_initialize_values): Declare.
8505 (threadedge_finalize_values): Likewise.
8506 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8507 (SSA_NAME_VALUE): Define.
8508 (threadedge_initialize_values): New function.
8509 (threadedge_finalize_values): Likewise.
8510 * tree-ssa-dom.c (ssa_name_values): New global variable.
8511 (SSA_NAME_VALUE): Define.
8512 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8514 2009-04-28 Ira Rosen <irar@il.ibm.com>
8516 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8517 Use REPORT_VECTORIZED_LOCATIONS instead
8518 REPORT_VECTORIZED_LOOPS.
8519 * tree-vectorizer.c (vect_verbosity_level): Make static.
8520 (vect_loop_location): Rename to vect_location.
8521 (vect_set_verbosity_level): Update comment.
8522 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8524 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8525 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8526 instead REPORT_UNVECTORIZED_LOOPS.
8527 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8528 and vect_loop_def to vect_external_def and vect_internal_def.
8529 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8530 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8531 REPORT_UNVECTORIZED_LOCATIONS.
8532 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8533 and vect_used_in_loop and to vect_unused_in_scope and
8535 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8536 (vect_verbosity_level): Remove declaration.
8537 (vect_analyze_operations): Likewise.
8538 (vect_analyze_stmt): Declare.
8539 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8540 REPORT_UNVECTORIZED_LOCATIONS.
8541 (vect_get_loop_niters): Fix indentation.
8542 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8543 (vect_analyze_loop_operations): New function.
8544 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8545 vect_analyze_operations.
8546 (vect_is_simple_reduction): Use new names.
8547 (vectorizable_live_operation, vect_transform_loop): Likewise.
8548 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8549 to specify whether the data references can be a part of interleaving
8551 (vect_analyze_data_ref_dependence): Use new names.
8552 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8553 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8554 * tree-vect-patterns.c (widened_name_p): Use new names.
8555 (vect_recog_dot_prod_pattern): Likewise.
8556 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8557 (process_use, vect_mark_stmts_to_be_vectorized,
8558 vect_model_simple_cost, vect_model_store_cost,
8559 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8560 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8561 vectorizable_operation, vectorizable_type_demotion,
8562 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8563 vectorizable_condition): Likewise.
8564 (vect_analyze_operations): Split into vect_analyze_loop_operations
8566 (vect_analyze_stmt): ... new function.
8567 (new_stmt_vec_info): Use new names.
8568 (vect_is_simple_use): Use new names and fix comment.
8569 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8570 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8572 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8576 and integer modes for x87 operands. Do not ICE for unsupported size,
8577 generate error instead. Generate error for unsupported operand types.
8578 ['z']: Do not handle HImode memory operands specially. Warning
8579 for floating-point operands. Fallthru to 'Z' for unsupported operand
8580 types. Do not ICE for unsupported size, generate error instead.
8581 (output_387_binary_op): Use %Z to output operands.
8582 (output_fp_compare): Ditto.
8583 (output_387_reg_move): Ditto.
8585 2009-04-28 Ben Elliston <bje@au.ibm.com>
8590 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8592 * builtins.c (c_strlen): Do not warn here.
8593 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8594 * c-common.c (pointer_int_sum): Take an explicit location.
8595 Warn about offsets out of bounds.
8596 * c-common.h (pointer_int_sum): Adjust declaration.
8598 2009-04-27 Ian Lance Taylor <iant@google.com>
8600 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8602 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8603 * df-core.c (df_set_flags): Change return type to int. Change
8604 type of old_flags to int.
8605 (df_clear_flags): Likewise.
8606 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8607 (df_get_conditional_uses): Likewise.
8608 * df.h (df_set_flags, df_clear_flags): Update declarations.
8609 * dwarf2out.c (struct indirect_string_node): Change type of form
8610 field to enum dwarf_form.
8611 (AT_string_form): Change return type to enum dwarf_form.
8612 * fixed-value.c (fixed_compare): Add cast to enum type.
8613 * fwprop.c (update_df): Change 0 to VOIDmode.
8614 * gensupport.c: Change 0 to UNKNOWN.
8615 * gimple.h (gimple_cond_code): Add cast to enum type.
8616 * haifa-sched.c (reemit_notes): Add cast to enum type.
8617 * hooks.c (hook_int_void_no_regs): Remove function.
8618 * hooks.h (hook_int_void_no_regs): Remove declaration.
8619 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8620 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8621 * real.c (real_arithmetic): Add cast to enum type.
8622 (real_compare): Likewise.
8623 * target.h (struct gcc_target): Change return type of
8624 branch_target_register_class to enum reg_class.
8625 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8626 default_branch_target_register_class.
8627 * targhooks.c (default_branch_target_register_class): New function.
8628 * targhooks.h (default_branch_target_register_class): Declare.
8629 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8630 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8632 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8634 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8635 vect_uninitialized_def. Change 0 to ERROR_MARK.
8636 * tree-vect-stmts.c (supportable_widening_operation): Don't
8637 initialize icode1 and icode2.
8638 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8639 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8641 (cmn_err_flag_specs): Change 0 to STD_C89.
8642 (cmn_err_char_table): Likewise.
8643 * config/arm/arm.c (get_arm_condition_code): Change type of code
8644 to enum arm_cond_code.
8645 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8646 (IWMMXT_BUILTIN2): Likewise.
8647 (neon_builtin_type_bits): Don't define typedef.
8648 (neon_builtin_datum): Change type of bits field to int.
8649 (arm_expand_neon_args): Add cast to enum type.
8650 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8652 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8654 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8656 * config/mips/mips.md (jal_macro): Return enum constant.
8657 (single_insn): Likewise.
8658 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8660 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8662 * config/s390/s390.c (s390_tune_flags): Change type to int.
8663 (s390_arch_flags): Likewise.
8664 (s390_handle_arch_option): Change flags field of struct pta to int.
8665 * config/s390/s390.h (s390_tune_flags): Update declaration.
8666 (s390_arch_flags): Likewise.
8667 * config/sh/sh.c (prepare_move_operands): Compare
8668 tls_symbolic_operand result with enum constant.
8669 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8670 (sh_expand_prologue): Add cast to enum type.
8671 (sh_expand_epilogue): Likewise.
8672 (tls_symbolic_operand): Change return type to enum tls_model.
8673 (fpscr_set_from_mem): Add cast to enum type.
8674 (legitimize_pic_address): Compare tls_symbolic_operand result with
8676 (sh_target_reg_class): Change return type to enum reg_class.
8677 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8679 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8680 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8681 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8682 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8683 (delayed_branch, tls_call_delay): Likewise.
8684 (eligible_for_sibcall_delay): Likewise.
8685 (eligible_for_return_delay): Likewise.
8686 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8687 (spu_expand_builtin_1): Likewise.
8689 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8690 for all types of conversions.
8691 (output_init_element): Issue -Wc++-compat warning if needed when
8692 initializing a bitfield with enum type.
8693 * c-parser.c (c_parser_expression): Set original_type to
8694 original_type of right hand operand of comman operator.
8696 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8698 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8700 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8701 * doc/cpp.texi (Standard Predefined Macros)
8702 (Implementation-defined behavior): Likewise.
8703 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8704 * doc/gimple.texi (GIMPLE Exception Handling)
8705 (@code{GIMPLE_ASSIGN}): Likewise.
8706 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8707 * doc/invoke.texi (Warning Options, Optimize Options)
8708 (AVR Options, Darwin Options): Likewise.
8709 (Optimize Options): Reformulate -fwhole-program description.
8710 * doc/loop.texi (Lambda): Likewise.
8711 * doc/md.texi (Output Template, Define Constraints)
8712 (Standard Names, Insn Splitting): Likewise.
8713 * doc/options.texi (Option properties): Likewise.
8714 * doc/passes.texi (Tree-SSA passes): Likewise.
8715 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8716 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8717 (File Names and DBX): Likewise.
8718 * doc/trouble.texi (Incompatibilities): Likewise.
8720 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8722 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8723 instruction is correct.
8725 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8727 Allow non-constant arguments to conversion intrinsics.
8728 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8729 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8730 * spu.c (print_operand): Handle 'v' and 'w'.
8731 (exp2_immediate_p, spu_gen_exp2): Define.
8732 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8733 spu_convtf_1): Update parameter descriptions.
8734 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8735 * constraints.md ('v', 'w'): New.
8736 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8738 (i2f, I2F): New define_mode_attr.
8739 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8740 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8741 fixuns_truncv4sfv4si2): Update to use mode attribute.
8742 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8743 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8744 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8745 patterns for combine.
8747 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8749 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8750 (cprop, hoist, pre, store_motion): New debug counters.
8751 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8752 is not an RTL pass anymore.
8753 (pass_profiling): Remove extern decl for pass removed in 2005.
8754 (pass_gcse, pass_jump_bypass): Remove.
8755 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8756 to 0 for clean state.
8757 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8758 * cse.c (gate_handle_cse_after_global_opts,
8759 rest_of_handle_cse_after_global_opts): New functions.
8760 (pass_cse_after_global_opts): New pass, does local CSE.
8761 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8762 (TV_CPROP): New timevar.
8763 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8764 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8765 (gcse_main, recompute_all_luids): Remove.
8766 (compute_hash_table_work): Call max_reg_num instead of reading
8768 (cprop_jump): Don't set run_jump_opt_after_gcse.
8769 (constprop_register): Always allow to alter jumps.
8770 (cprop_insn): Likewise.
8771 (do_local_cprop): Likewise.
8772 (local_cprop_pass): Likewise. Return non-zero if something changed.
8773 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8774 (find_implicit_sets): Add note about missed optimization opportunity.
8775 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8776 pass_rtl_cprop execute function.
8777 Don't bother tracking the pass number, each pass gets its own dumpfile
8779 Always allow to alter jumpsand bypass jumps.
8780 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8781 will just find no suitable set.
8782 (pre_edge_insert): Fix dumping, this function is for PRE only.
8783 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8784 pass_rtl_pre execute function.
8785 (hoist_code): Return non-zero if something changed. Keep track of
8786 substitutions and insertions for statistics gathering similar to PRE.
8787 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8788 called from the pass_rtl_hoist execute function. Show pass statistics.
8789 (compute_store_table): Use max_reg_num directly instead of using the
8790 formerly global max_gcse_regno.
8791 (build_store_vectors): Likewise.
8792 (replace_store_insn): Fix dumping.
8793 (store_motion): Rename to ...
8794 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8795 pass, called from the pass_rtl_store_motion execute function. Keep
8796 track of substitutions and insertions for statistics gathering similar
8798 (bypass_jumps): Remove, fold interesting bits into ...
8799 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8800 from the pass_rtl_cprop execute function.
8801 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8802 pass_jump_bypass): Remove.
8803 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8804 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8805 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8806 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8807 (gate_rtl_store_motion, execute_rtl_store_motion,
8808 pass_rtl_store_motion): New.
8809 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8810 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8811 * passes.c (init_optimization_passes): Remove pass_gcse and
8812 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8813 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8814 instead of pass_jump_bypass.
8816 2009-04-27 Richard Guenther <rguenther@suse.de>
8819 * gimplify.c (gimplify_expr): If we are required to create
8820 a temporary make sure it ends up as register.
8822 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8825 * config/i386/i386.c (construct_container): Don't call
8826 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8827 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8829 2009-04-27 Michael Matz <matz@suse.de>
8831 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8832 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8833 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8834 (dump_replaceable_exprs): Take a bitmap.
8835 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8837 (expand_gimple_basic_block): Likewise.
8838 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8839 replaceable_expressions member a bitmap.
8840 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8841 (mark_replaceable): Likewise.
8842 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8843 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8845 2009-04-27 Richard Guenther <rguenther@suse.de>
8847 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8848 (verify_stmts): Dispatch to gimple/type verification code.
8849 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8850 issue with call argument types.
8852 2009-04-27 Michael Matz <matz@suse.de>
8854 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8855 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8858 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8859 Eric Botcazou <ebotcazou@adacore.com>
8861 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8862 a label's basic block.
8863 (mark_target_live_regs): Tidy and rework obsolete comments.
8864 Change back DF problem to LIVE. If a label starts a basic block,
8865 assume that all registers that used to be live then still are.
8866 (init_resource_info): If a label starts a basic block, set its
8867 BLOCK_FOR_INSN accordingly.
8868 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8870 2009-04-27 Richard Guenther <rguenther@suse.de>
8872 * tree-flow-inline.h (function_ann): Remove.
8873 (get_function_ann): Likewise.
8874 * tree-dfa.c (create_function_ann): Remove.
8875 * tree-flow.h (struct static_var_ann_d): Remove.
8876 (struct function_ann_d): Likewise.
8877 (union tree_ann_d): Remove fdecl member.
8878 (function_ann_t): Remove.
8879 (function_ann, get_function_ann, create_function_ann): Remove
8882 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8884 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8886 2009-04-27 Jan Hubicka <jh@suse.cz>
8888 * ipa-pure-const.c (struct funct_state_d): New fields
8889 state_previously_known, looping_previously_known; remove
8890 state_set_in_source.
8891 (analyze_function): Use new fields.
8892 (propagate): Avoid assumption that state_set_in_source imply
8895 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8896 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8897 * cfgloop.h (finite_loop_p): Declare.
8899 2009-04-26 Michael Matz <matz@suse.de>
8901 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8903 2009-04-26 Michael Matz <matz@suse.de>
8905 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8906 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8907 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8908 pass_mark_used_blocks): Remove.
8909 * tree-optimize.c (pass_free_datastructures,
8910 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8911 * passes.c (init_optimization_passes): Don't call
8912 pass_mark_used_blocks, remove dead code.
8914 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8916 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8917 * tree-ssa-live.h (register_ssa_partition): Likewise.
8919 2009-04-26 Michael Matz <matz@suse.de>
8922 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8923 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8924 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8926 (compare_pairs): Swap cost comparison.
8927 (coalesce_ssa_name): Don't use change_partition_var.
8928 * tree-nrv.c (struct nrv_data): Add modified member.
8929 (finalize_nrv_r): Set it.
8930 (tree_nrv): Use it to update statements.
8931 (pass_nrv): Require PROP_ssa.
8932 * tree-mudflap.c (mf_decl_cache_locals,
8933 mf_build_check_statement_for): Use make_rename_temp.
8934 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8935 * alias.c (find_base_decl): Handle SSA names.
8936 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8937 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8938 * rtl.h (set_reg_attrs_for_parm): Declare.
8939 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8940 to "optimized", remove unused locals at finish.
8941 (execute_free_datastructures): Make global, call
8942 delete_tree_cfg_annotations.
8943 (execute_free_cfg_annotations): Don't call
8944 delete_tree_cfg_annotations.
8946 * ssaexpand.h: New file.
8947 * expr.c (toplevel): Include ssaexpand.h.
8948 (expand_assignment): Handle SSA names the same as register variables.
8949 (expand_expr_real_1): Expand SSA names.
8950 * cfgexpand.c (toplevel): Include ssaexpand.h.
8951 (SA): New global variable.
8952 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8953 (SSAVAR): New macro.
8954 (set_rtl): New helper function.
8955 (add_stack_var): Deal with SSA names, use set_rtl.
8956 (expand_one_stack_var_at): Likewise.
8957 (expand_one_stack_var): Deal with SSA names.
8958 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8959 before unique numbers.
8960 (expand_stack_vars): Use set_rtl.
8961 (expand_one_var): Accept SSA names, add asserts for them, feed them
8962 to above subroutines.
8963 (expand_used_vars): Expand all partitions (without default defs),
8964 then only the local decls (ignoring those expanded already).
8965 (expand_gimple_cond): Remove edges when jumpif() expands an
8967 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8968 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8970 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8971 members of SA; deal with PARM_DECL partitions here; expand
8972 all PHI nodes, free tree datastructures and SA. Commit instructions
8973 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8974 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8975 info and statements at start, collect garbage at finish.
8976 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8977 (VAR_ANN_PARTITION) Remove.
8978 (change_partition_var): Don't declare.
8979 (partition_to_var): Always return SSA names.
8980 (var_to_partition): Only accept SSA names.
8981 (register_ssa_partition): Only check argument.
8982 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8984 (delete_var_map): Don't free it.
8985 (var_union): Only accept SSA names, simplify.
8986 (partition_view_init): Mark only useful SSA names as used.
8987 (partition_view_fini): Only deal with SSA names.
8988 (change_partition_var): Remove.
8989 (dump_var_map): Use ssa_name instead of partition_to_var member.
8990 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8992 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8993 (struct _elim_graph): New member const_dests; nodes member vector of
8995 (set_location_for_edge): New static helper.
8996 (create_temp): Remove.
8997 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8998 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8999 (new_elim_graph): Allocate const_dests member.
9000 (clean_elim_graph): Truncate const_dests member.
9001 (delete_elim_graph): Free const_dests member.
9002 (elim_graph_size): Adapt to new type of nodes member.
9003 (elim_graph_add_node): Likewise.
9004 (eliminate_name): Likewise.
9005 (eliminate_build): Don't take basic block argument, deal only with
9006 partition numbers, not variables.
9007 (get_temp_reg): New static helper.
9008 (elim_create): Use it, deal with RTL temporaries instead of trees.
9009 (eliminate_phi): Adjust all calls to new signature.
9010 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9011 (rewrite_trees): Only do checking.
9012 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9013 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9014 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9015 contains_tree_r, MAX_STMTS_IN_LATCH,
9016 process_single_block_loop_latch, analyze_edges_for_bb,
9017 perform_edge_inserts): Remove.
9018 (expand_phi_nodes): New global function.
9019 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9020 functions, initialize new parameter, remember partitions having a
9022 (finish_out_of_ssa): New global function.
9023 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9024 don't reset in_ssa_p here, don't disable TER when mudflap.
9025 (pass_del_ssa): Remove.
9026 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9028 (execute_free_datastructures): Declare.
9029 * Makefile.in (SSAEXPAND_H): New variable.
9030 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9031 * basic-block.h (commit_one_edge_insertion): Declare.
9032 * passes.c (init_optimization_passes): Move pass_nrv and
9033 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9034 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9035 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9036 (redirect_branch_edge): Deal with super block when expanding, split
9037 out jump patching itself into ...
9038 (patch_jump_insn): ... here, new static helper.
9040 2009-04-26 Michael Matz <matz@suse.de>
9042 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9043 beyond num_ssa_names.
9044 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9045 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9047 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9050 * fwprop.c (forward_propagate_asm): New function.
9051 (forward_propagate_and_simplify): Propagate also into __asm, if it
9052 doesn't increase the number of referenced registers.
9055 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9057 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9059 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9060 note_nonlocal_vla_type for nonlocal VLAs.
9061 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9062 contains_remapped_vars, remap_vla_decls): New functions.
9063 (convert_nonlocal_reference_stmt): If not optimizing, call
9064 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9065 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9066 if it wasn't found in var_map.
9067 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9068 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9069 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9071 * gimplify.c (nonlocal_vlas): New variable.
9072 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9074 (gimplify_body): Create and destroy nonlocal_vlas.
9076 * dwarf2out.c (loc_descr_plus_const): New function.
9077 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9078 mem_loc_descriptor, loc_descriptor_from_tree_1,
9079 descr_info_loc, gen_variable_die): Use it.
9081 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9082 !TREE_STATIC VAR_DECLs.
9083 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9084 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9085 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9086 DECL_BY_REFERENCE is valid.
9087 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9088 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9089 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9090 Copy DECL_BY_REFERENCE.
9091 (struct nesting_copy_body_data): New type.
9092 (nesting_copy_decl): New function.
9093 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9094 if they have variable length.
9096 2009-04-26 Michael Matz <matz@suse.de>
9098 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9099 mark new temporaries for renaming.
9101 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9104 * c-decl.c (global_bindings_p): Return negative value.
9105 (c_variable_size): New. Based on variable_size from
9107 (grokdeclarator): Call c_variable_size not variable_size.
9109 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9111 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9113 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9115 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9116 Redefine it to just use mingw/include.
9117 (ASM_SPEC): Rules for -m32 and -m64.
9118 (LINK_SPEC): Use Likewise.
9119 (SPEC_32): New define.
9120 (SPEC_64): Likewise.
9121 (SUB_LINK_SPEC): Likewise.
9122 (MULTILIB_DEFAULTS): New define.
9123 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9124 Add multilib options.
9125 (MULTILIB_DIRNAMES): Likewise.
9126 (MULTILIB_OSDIRNAMES): Likewise.
9128 (INSTALL_LIBGCC): Likewise.
9130 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9133 * c-tree.h (enum c_inline_static_type): New.
9134 (record_inline_static): Declare.
9135 * c-decl.c (struct c_inline_static, c_inline_statics,
9136 record_inline_static, check_inline_statics): New.
9137 (pop_file_scope): Call check_inline_statics.
9138 (start_decl): Call record_inline_static instead of pedwarning
9139 directly for static in inline function.
9140 * c-typeck.c (build_external_ref): Call record_inline_static
9141 instead of pedwarning directly for static referenced in inline
9144 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9146 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9147 not new but only being rescanned.
9148 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9149 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9150 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9151 record_set_info, compute_set, grealloc): Remove.
9152 (recompute_all_luids): New function.
9153 (gcse_main): Don't compute sets, and don't do related memory
9154 allocations/free-ing. If something changed before the end of the
9155 pass, update LUIDs using recompute_all_luids.
9156 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9157 (free_gcse_mem): Don't free it either.
9158 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9159 Use the df insn LUIDs.
9160 (load_killed_in_block): Likewise.
9161 (compute_hash_table_work): Don't compute reg_set_in_block.
9162 (compute_transp): Use DF_REG_DEF_CHAINs.
9163 (local_cprop_pass): Don't use compute_sets and related functions.
9164 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9165 Use get_max_uid() instead of max_cuid.
9166 (insert_insn_end_basic_block, pre_insert_copy_insn,
9167 update_ld_motion_stores): Don't try to
9168 keep reg_set tables up to date.
9169 (pre_insert_copies): Use df insn LUIDs.
9170 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9171 (reg_set_info): Don't use extra bitmap argument.
9172 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9173 information to compute regs_set_in_block.
9174 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9175 (bypass_jumps): Don't use compute_sets and friends.
9177 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9180 * opts.c (undocumented_msg): Do not leave blank even with
9183 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9185 * c-decl.c (build_enumerator): Allow values folding to integer
9186 constants but not integer constant expressions with a pedwarn if
9189 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9192 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9193 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9194 type is an integer constant.
9196 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9199 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9202 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9205 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9206 with variably modified return type and no storage class
9207 specifiers, except for the case of nested functions. Distinguish
9208 extern declarations of functions with variably modified return
9209 types from those of objects with variably modified types.
9211 2009-04-25 Jan Hubicka <jh@suse.cz>
9213 * tree.c (list_equal_p): New function.
9214 * tree.h (list_equal_p): Declare.
9215 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9216 basic_block_def, basic_block, const_basic_block): New.
9217 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9218 (redirect_eh_edge): New function.
9219 (make_eh_edge_update_phi): EH edges are not abnormal.
9220 * except.c: Include tree-flow.h.
9221 (list_match): New function.
9222 (eh_region_replaceable_by_p): New function.
9223 (replace_region): New function.
9224 (hash_type_list): New function.
9225 (hash_eh_region): New function.
9226 (eh_regions_equal_p): New function.
9227 (merge_peers): New function.
9228 (remove_unreachable_regions): Verify EH tree when checking;
9230 (copy_eh_region_1): New function.
9231 (copy_eh_region): New function.
9232 (push_reachable_handler): New function.
9233 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9234 regions without label but with live RESX.
9235 * except.h (redirect_eh_edge_to_label): New.
9236 * tree-flow.h (redirect_eh_edge): New.
9237 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9238 basic_block_def, basic_block, const_basic_block): Remove.
9239 * Makefile.in (except.o): Add dependency on tree-flow.h
9240 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9241 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9244 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9247 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9248 on the destination of memcpy.
9250 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9252 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9253 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9254 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9256 2009-04-25 Jan Hubicka <jh@suse.cz>
9258 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9259 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9260 to be reached by different label than left.
9261 (update_eh_edges): Update comment; remove edge_to_remove if possible
9262 and return true if suceeded.
9263 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9264 (cleanup_eh): Compute sharing map.
9265 * except.c (remove_eh_handler_and_replace): Add argument if we should
9267 (remove_unreachable_regions): Update for label sharing.
9268 (label_to_region_map): Likewise.
9269 (get_next_region_sharing_label): New function.
9270 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9272 (remove_eh_handler): Update.
9273 (remove_eh_region_and_replace_by_outer_of): New function.
9274 * except.h (struct eh_region): Add next_region_sharing_label.
9275 (remove_eh_region_and_replace_by_outer_of,
9276 get_next_region_sharing_label): Declare.
9277 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9279 2009-04-25 Jan Hubicka <jh@suse.cz>
9281 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9282 insert code even if they are not critical.
9284 2009-04-25 Jan Hubicka <jh@suse.cz>
9286 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9287 (gimple_can_remove_branch_p): EH edges won't remove branch by
9289 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9290 updating of non-abnormal EH edges.
9291 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9292 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9293 (split_critical_edges): Split also edges where emitting code on them
9294 will lead to splitting later.
9296 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9297 H.J. Lu <hongjiu.lu@intel.com>
9300 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9301 the configured assembler supports fildq and fistpq mnemonics.
9302 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9303 * configure: Regenerated.
9306 * config/i386/i386.c (print_operand): Handle 'Z'.
9307 ['z']: Remove handling of special fild/fist suffixes.
9308 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9309 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9310 suffix of fild insn.
9311 (*floatsi<mode>2_vector_mixed): Ditto.
9312 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9313 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9314 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9315 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9316 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9318 2009-04-25 Ben Elliston <bje@au.ibm.com>
9320 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9321 the source of a set operation.
9323 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9325 * target.h (struct gcc_target): Add case_values_threshold field.
9326 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9327 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9328 * targhooks.c (default_case_values_threshold): New function.
9329 * targhooks.h (default_case_values_threshold): Declare function.
9330 * stmt.c (expand_case): Use case_values_threshold target hook.
9331 * expr.h (case_values_threshold): Remove declartation.
9332 * expr.c (case_values_threshold): Remove function.
9333 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9335 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9336 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9337 (avr_case_values_threshold): Declare as static.
9338 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9340 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9341 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9342 (mn10300_case_values_threshold): New function.
9344 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9346 * ira.c (setup_cover_and_important_classes): Add enum cast.
9348 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9350 * genpreds.c (write_enum_constraint_num): Output definition of
9351 CONSTRAINT_NUM_DEFINED_P macro.
9352 * ira.c (setup_cover_and_important_classes): Use
9353 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9355 2009-04-24 DJ Delorie <dj@redhat.com>
9357 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9358 __SH2A_SINGLE_ONLY__ also.
9360 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9362 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9363 (movdf_internal): Ditto.
9364 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9365 SFmode and DFmode constants.
9366 (ia64_print_operand): Add 'G' format for printing
9367 floating point constants.
9369 2009-04-24 Richard Guenther <rguenther@suse.de>
9371 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9372 from unsigned additions.
9374 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9376 * c-typeck.c (set_init_index): Allow array designators that are
9377 not integer constant expressions with a pedwarn if pedantic.
9379 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9381 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9382 zero if no overlap in nonzero bits between the operands.
9384 2009-04-24 Ian Lance Taylor <iant@google.com>
9386 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9387 (record_dead_and_set_regs): Likewise.
9388 * df.h (struct df_mw_hardreg): Change flags field to int.
9389 (struct df_base_ref): Likewise.
9390 (struct df): Change changeable_flags field to int.
9391 * df-scan.c (df_defs_record): Change clobber_flags to int.
9392 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9393 constants rather than #define macros.
9394 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9395 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9396 (enum dwarf_calling_convention): Likewise.
9397 (enum dwarf_line_number_x_ops): Likewise.
9398 (enum dwarf_call_frame_info): Likewise.
9399 (enum dwarf_source_language): Likewise.
9400 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9401 (add_calling_convention_attribute): Likewise.
9402 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9403 (combine_comparisons): Change compcode to int. Add cast to enum type.
9404 * genrecog.c (maybe_both_true_2): Change c to int.
9405 (write_switch): Likewise. Add cast to enum type.
9406 * gimplify.c (gimplify_omp_for): Handle return values from
9407 gimplify_expr using MIN rather than bitwise or.
9408 (gimplify_expr): Add cast to enum type.
9409 * ipa-prop.c (update_jump_functions_after_inlining): Change
9410 IPA_BOTTOM to IPA_JF_UNKNOWN.
9411 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9412 Add casts to enum type.
9413 (setup_cover_and_important_classes): Change cl to int. Add casts
9415 (setup_class_translate): Change cl and mode to int.
9416 (ira_init_once): Change mode to int.
9417 (free_register_move_costs): Likewise.
9418 (setup_prohibited_mode_move_regs): Add casts to enum type.
9419 * langhooks.c (add_builtin_function_common): Rework assertion that
9420 value fits bitfield.
9421 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9422 * omega.c (omega_do_elimination): Avoid math on enum types.
9423 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9424 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9425 int local to handle integral_argment value.
9426 * regmove.c (try_auto_increment): Change PUT_MODE to
9428 * reload.c (push_secondary_reload): Add casts to enum type.
9429 (secondary_reload_class, find_valid_class): Likewise.
9430 * reload1.c (emit_input_reload_insns): Likewise.
9431 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9432 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9433 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9435 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9436 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9438 (expand_complex_libcall): Add casts to enum type.
9439 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9440 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9441 with ERROR_MARK, not NUM_TREE_CODES.
9442 (vect_create_epilog_for_reduction): Likewise.
9443 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9444 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9445 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9447 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9448 vect_unused_in_loop. Change 0 to loop_vect.
9449 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9450 * var-tracking.c (get_init_value): Change return type to enum
9452 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9453 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9455 (arm_override_options): Add casts to enum type.
9456 (arm_emit_tls_decoration): Likewise.
9457 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9459 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9460 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9461 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9463 * config/s390/s390.c (code_for_builtin_64): Change to array of
9465 (code_for_builtin_31): Likewise.
9466 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9468 * config/sparc/sparc.c (sparc_override_options): Change value
9469 field in struct code_model to enum cmodel. In initializer change
9470 0 to NULL and add cast to enum type.
9472 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9473 Change all callers. Issue a -Wc++-compat warning using
9474 lhs_origtype if necessary.
9475 (convert_for_assignment): Issue -Wc++-compat warnings about
9476 invalid conversions to enum type on assignment.
9477 * c-common.h (build_modify_expr): Update declaration.
9479 2009-04-24 Nick Clifton <nickc@redhat.com>
9481 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9482 (function_arg_advance): Likewise.
9483 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9486 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9488 * config/s390/constraints.md ('I', 'J'): Fix condition.
9490 2009-04-24 Diego Novillo <dnovillo@google.com>
9492 * gengtype-parse.c (parse_error): Add newline after message.
9494 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9496 * config/i386/sse.md (avxmodesuffixs): Removed.
9497 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9498 (*avx_pinsr<ssevecsize>): This.
9500 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9502 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9503 follow chains of regs with a single definition, and allow expressions
9504 that are function_invariant_p.
9505 (simple_rhs_p): Allow expressions that are function_invariant_p.
9507 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9510 * fold-const.c (fold_cond_expr_with_comparison): When folding
9511 > and >= to MAX, make sure the MAX uses the same type as the
9512 comparison's operands.
9514 2009-04-24 Nick Clifton <nickc@redhat.com>
9516 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9517 addressing for DImode accesses.
9518 (frv_print_operand_address): Handle PLUS case.
9519 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9521 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9523 PR rtl-optimization/39794
9524 * alias.c (canon_true_dependence): Add x_addr argument.
9525 * rtl.h (canon_true_dependence): Adjust prototype.
9526 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9527 * cselib.c (cselib_invalidate_mem): Likewise.
9528 * gcse.c (compute_transp): Likewise.
9529 * dse.c (scan_reads_nospill): Likewise.
9530 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9531 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9532 canon_base_addr of the group, plus optional offset.
9533 (struct group_info): Rename canon_base_mem to
9535 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9536 canon_rtx of base_mem.
9538 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9540 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9541 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9543 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9545 * config/spu/spu-builtins.h: Delete file.
9547 * config/spu/spu.h (enum spu_builtin_type): Move here from
9549 (struct spu_builtin_description): Likewise. Add GTY marker.
9550 Do not use enum spu_function_code or enum insn_code.
9551 (spu_builtins): Add extern declaration.
9553 * config/spu/spu.c: Do not include "spu-builtins.h".
9554 (enum spu_function_code, enum spu_builtin_type_index,
9555 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9556 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9557 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9558 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9559 (spu_builtin_types): Make static. Add GTY marker.
9560 (spu_builtins): Add extern declaration with GTY marker.
9563 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9564 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9565 Check programmatically whether all parameters are scalar.
9567 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9569 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9571 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9572 assignment from the constructor either if the target is volatile.
9574 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9576 * config/arm/arm.md (insv): Do not share operands[0].
9578 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9580 * config/vxlib-tls.c (active_tls_threads): Delete.
9581 (delete_hook_installed): New.
9582 (tls_delete_hook): Don't delete the delete hook.
9583 (tls_destructor): Delete it here.
9584 (__gthread_set_specific): Adjust installing the delete hook.
9585 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9586 __gthread_leave_tsd_dtor_context.
9588 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9590 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9592 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9594 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9596 (alpha_rtx_costs): Ditto.
9597 (emit_unlikely_jump): Use add_reg_note.
9598 (emit_frame_store_1): Ditto.
9599 (alpha_expand_prologue): Ditto.
9600 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9601 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9603 2009-04-23 Nick Clifton <nickc@redhat.com>
9605 * config/v850/v850.md (epilogue): Remove suppressed code.
9606 (return): Rename to return_simple and remove test of frame size.
9607 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9608 to gen_return_simple.
9610 2009-04-22 Jing Yu <jingyu@google.com>
9613 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9615 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9618 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9619 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9620 value is a VECTOR_CST, the element type is the element type of the
9623 2009-04-22 DJ Delorie <dj@redhat.com>
9625 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9627 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9629 * alias.c (find_base_term): Move around LO_SUM case, so that
9630 CONST falls through into PLUS/MINUS handling.
9633 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9634 into 0, use omit_one_operand.
9636 2009-04-23 Ben Elliston <bje@au.ibm.com>
9638 * config/rs6000/linux-unwind.h (get_regs): Remove type
9639 puns. Change the type of `pc' to an array of unsigned ints and
9640 update all users. Constify frame24.
9642 2009-04-22 DJ Delorie <dj@redhat.com>
9644 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9645 declarations before code.
9646 (current_function_special_page_vector): Likewise.
9647 (m32c_expand_insv): Silence a warning.
9649 2009-04-21 Taras Glek <tglek@mozilla.com>
9651 * alias.c: Update GTY annotations to new syntax.
9652 * basic-block.h: Likewise.
9653 * bitmap.h: Likewise.
9654 * c-common.h: Likewise.
9655 * c-decl.c: Likewise.
9656 * c-parser.c: Likewise.
9657 * c-pragma.c: Likewise.
9658 * c-tree.h: Likewise.
9659 * cfgloop.h: Likewise.
9660 * cgraph.h: Likewise.
9661 * config/alpha/alpha.c: Likewise.
9662 * config/arm/arm.h: Likewise.
9663 * config/avr/avr.h: Likewise.
9664 * config/bfin/bfin.c: Likewise.
9665 * config/cris/cris.c: Likewise.
9666 * config/darwin.c: Likewise.
9667 * config/frv/frv.c: Likewise.
9668 * config/i386/i386.c: Likewise.
9669 * config/i386/i386.h: Likewise.
9670 * config/i386/winnt.c: Likewise.
9671 * config/ia64/ia64.h: Likewise.
9672 * config/iq2000/iq2000.c: Likewise.
9673 * config/mips/mips.c: Likewise.
9674 * config/mmix/mmix.h: Likewise.
9675 * config/pa/pa.c: Likewise.
9676 * config/pa/pa.h: Likewise.
9677 * config/rs6000/rs6000.c: Likewise.
9678 * config/s390/s390.c: Likewise.
9679 * config/sparc/sparc.c: Likewise.
9680 * config/xtensa/xtensa.c: Likewise.
9681 * cselib.h: Likewise.
9682 * dbxout.c: Likewise.
9683 * dwarf2out.c: Likewise.
9684 * except.c: Likewise.
9685 * except.h: Likewise.
9686 * fixed-value.h: Likewise.
9687 * function.c: Likewise.
9688 * function.h: Likewise.
9689 * gimple.h: Likewise.
9690 * integrate.c: Likewise.
9691 * optabs.c: Likewise.
9692 * output.h: Likewise.
9695 * stringpool.c: Likewise.
9696 * tree-data-ref.c: Likewise.
9697 * tree-flow.h: Likewise.
9698 * tree-scalar-evolution.c: Likewise.
9699 * tree-ssa-address.c: Likewise.
9700 * tree-ssa-alias.h: Likewise.
9701 * tree-ssa-operands.h: Likewise.
9704 * varasm.c: Likewise.
9705 * varray.h: Likewise.
9707 * coretypes.h: Do not define GTY macro if it is already defined.
9708 * doc/gty.texi: Update GTY documentation to new syntax.
9709 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9710 annotations on structs.
9711 * gengtype-parse.c: Likewise.
9713 2009-04-22 Mark Heffernan <meheff@google.com>
9715 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9717 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9719 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9722 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9724 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9725 the same as a PLUS without a shift. Increase the cost of a
9728 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9730 * Makefile.in: Update dependencies.
9731 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9732 * errors.h: Remove bogus comment about compatibility.
9733 (warning): Update declaration.
9734 * genautomata.c: Update all calls to warning.
9735 * gimple.c: Do not include errors.h. Include toplev.h.
9736 * tree-ssa-structalias.c: Do not include errors.h.
9737 * omega.c: Likewise.
9738 * tree-ssa-reassoc.c: Likewise.
9739 * config/spu/spu-c.c: Likewise.
9740 * config/spu/t-spu-elf: Update dependencies.
9742 2009-04-22 Richard Guenther <rguenther@suse.de>
9744 PR tree-optimization/39824
9745 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9746 make sure the types are compatible.
9748 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9751 * c-common.c (c_parse_error): Take a token_flags parameter.
9752 Use token_type for the token type instead.
9753 Pass token_flags to cpp_type2name.
9754 * c-common.h (c_parse_error): Update declaration.
9755 * c-parser.c (c_parser_error): Pass 0 as token flags.
9757 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9759 PR rtl-optimization/39580
9760 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9762 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9764 * function.c (expand_function_end): Do not emit a jump to the "naked"
9765 return label for fall-through returns.
9766 * except.c (sjlj_emit_function_exit): Always place the call to the
9767 unregister function at the location installed by expand_function_end.
9769 2009-04-22 Richard Guenther <rguenther@suse.de>
9771 PR tree-optimization/39845
9772 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9773 (gen_inbound_check): Likewise.
9775 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9777 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9779 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9780 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9782 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9784 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9785 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9786 shift counts to avoid out-of-bounds array accesses.
9788 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9790 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9791 (Pmode): Move above.
9793 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9795 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9796 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9797 GET_CODE macro. Use IN_RANGE macro where appropriate.
9798 * config/alpha/alpha.h: Ditto.
9799 * config/alpha/alpha.md: Ditto.
9800 * config/alpha/constraints.md: Ditto.
9801 * config/alpha/predicates.md: Ditto.
9803 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9805 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9806 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9807 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9808 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9809 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9810 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9811 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9812 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9813 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9814 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9815 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9816 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9817 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9818 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9819 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9820 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9821 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9822 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9823 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9824 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9825 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9826 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9827 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9828 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9829 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9830 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9831 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9833 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9835 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9836 references from comments.
9837 * cfgbuild.c: (count_basic_blocks): Delete.
9838 (find_basic_blocks_1): Delete.
9839 (find_basic_blocks): Delete.
9840 * except.c (finish_eh_generation): Make static. Move comment from
9841 except.h here. Remove find_basic_blocks references from comments.
9842 * except.h (finish_eh_generation): Delete.
9843 * basic-block.h (find_basic_blocks): Delete.
9844 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9846 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9848 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9849 (sdbout_parms): Likewise.
9851 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9853 * config/sh/sh.c (prepare_cbranch_operands): Use
9854 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9855 (expand_cbranchdi4): Likewise.
9856 (from_compare): Add cast to enum type.
9857 (expand_cbranchsi4): Use add_reg_note.
9858 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9859 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9860 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9861 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9862 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9863 instead of CODE_FOR_nothing.
9864 (cbranchdi4): Likewise. Fix the order of arguments for
9866 (push_fpscr): Use add_reg_note.
9867 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9868 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9870 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9872 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9873 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9874 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9875 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9876 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9877 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9878 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9879 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9880 config/alpha/x-vms, config/arc/t-arc,
9881 config/arm/README-interworking, config/arm/arm-c.c,
9882 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9883 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9884 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9885 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9886 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9887 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9888 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9889 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9890 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9891 config/cris/t-elfmulti, config/crx/t-crx,
9892 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9893 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9894 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9895 config/h8300/t-h8300, config/i386/athlon.md,
9896 config/i386/darwin-libgcc.10.4.ver,
9897 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9898 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9899 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9900 config/i386/t-linux64, config/i386/t-nwld,
9901 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9902 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9903 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9904 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9905 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9906 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9907 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9908 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9909 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9910 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9911 config/m68k/t-uclinux, config/mcore/t-mcore,
9912 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9913 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9914 config/mips/crtn.asm, config/mips/irix-crti.asm,
9915 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9916 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9917 config/mips/mips-fixed.md, config/mips/sb1.md,
9918 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9919 config/mips/t-iris6, config/mips/t-isa3264,
9920 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9921 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9922 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9923 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9924 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9925 config/mn10300/t-linux, config/mn10300/t-mn10300,
9926 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9927 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9928 config/picochip/libgccExtras/clzsi2.asm,
9929 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9930 config/rs6000/darwin-libgcc.10.4.ver,
9931 config/rs6000/darwin-libgcc.10.5.ver,
9932 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9933 config/rs6000/t-aix43, config/rs6000/t-aix52,
9934 config/rs6000/t-darwin, config/rs6000/t-fprules,
9935 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9936 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9937 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9938 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9939 config/rs6000/t-rtems, config/rs6000/t-spe,
9940 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9941 config/score/t-score-elf, config/sh/divcost-analysis,
9942 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9943 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9944 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9945 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9946 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9947 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9948 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9949 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9950 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9951 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9952 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9953 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9954 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9955 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9956 * config/h8300/genmova.sh: Include copyright and license notices
9957 in generated output.
9958 * config/h8300/mova.md: Regenerate.
9959 * doc/install.texi2html: Include word "Copyright" in copyright
9960 notice and use name "Free Software Foundation, Inc.".
9961 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9962 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9963 ChangeLog-2007, ChangeLog-2008: Correct dates.
9965 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9967 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9968 NE_EXPR operations as well.
9969 * c-parser.c (c_parser_condition): Do not set location information on
9971 (c_parser_conditional_expression): Likewise.
9972 (c_parser_binary_expression): Set location information on operators.
9973 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9974 TRUTH_NOT_EXPR has been folded.
9975 * fold-const.c (fold_truth_not_expr): Copy location information from
9976 the incoming expression to the outgoing one.
9977 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9978 recursive calls on the LHS of the operator but pass that of the
9979 operator to recursive calls on the RHS of the operator. Set it
9981 (shortcut_cond_expr): Set the locus of the operator on the second
9982 COND_EXPR and that of the expression on the first in degenerate cases.
9983 Pass the locus of the expression to calls to shortcut_cond_r.
9984 Set the locus of the 'then' block on the associated jump, if any.
9985 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9986 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9987 expression to call to gimplify_boolean_expr.
9989 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9991 * config.gcc: Add additional configuration for
9992 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9993 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9994 (CPP_SPEC): Redefine for allowing -municode option.
9995 (STARTFILE_SPEC): Likewise.
9996 * config/i386/t-mingw-w64: New.
9997 * config/i386/mingw-w64.opt: New.
9998 (municode): Add new target option.
9999 * doc/invoke.texi (municode): Add documentation for new option.
10001 2009-04-21 Ian Lance Taylor <iant@google.com>
10003 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10004 Correct test for number of arguments.
10005 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10007 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10009 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10010 argument of emit_library_call.
10012 2009-04-21 Richard Guenther <rguenther@suse.de>
10014 PR middle-end/39829
10015 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10016 inside VIEW_CONVERT_EXPRs.
10018 2009-04-21 Martin Jambor <mjambor@suse.cz>
10020 * tree-switch-conversion.c (build_constructors): Split a long line.
10021 (constructor_contains_same_values_p): New function.
10022 (build_one_array): Create assigns of constants if possible, do not
10023 call mark_sym_for_renaming, call update_stmt.
10024 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10025 make_rename_temp. Do not call mark_symbols_for_renaming, call
10027 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10028 find_new_referenced_vars, call update_stmt.
10029 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10030 instead of calling make_rename_temp. Do not call
10031 find_new_referenced_vars or mark_symbols_for_renaming, call
10034 2009-04-21 Richard Guenther <rguenther@suse.de>
10036 PR tree-optimization/39827
10037 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10038 (tree_ssa_phiprop): Pass the correct array size.
10040 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10042 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10044 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10047 * c-typeck.c (lvalue_p): Move declaration ...
10048 * c-common.h (lvalue_p): ... to here.
10049 * c-common.c (candidate_equal_p): New.
10050 (add_tlist): Use it.
10051 (merge_tlist): Use it.
10052 (warn_for_collisions_1): Likewise.
10053 (warning_candidate_p): Accept more candidates.
10054 (verify_tree): A warning candidate can be an expression. Use
10057 2009-04-21 Ben Elliston <bje@au.ibm.com>
10060 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10061 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10062 options. Remove -mcall-solaris documentation.
10064 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10067 * doc/invoke.texi (-Wlong-long): Update description.
10068 * c-lex (interpret_integer): Only warn if there was no previous
10069 overflow and -Wlong-long is enabled.
10070 * c-decl.c (declspecs_add_type): Drop redundant flags.
10071 * c.opt (Wlong-long): Init to -1.
10072 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10073 and front-end warn_long_long. Wlong-long only depends on other
10074 flags if it is uninitialized.
10075 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10076 the same for CPP and FE.
10077 (restore_extension_diagnostics): Likewise.
10079 2009-04-20 Ian Lance Taylor <iant@google.com>
10081 Fix enum conversions which are invalid in C++:
10082 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10083 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10084 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10085 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10086 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10087 (dbxout_parms): Likewise.
10088 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10089 (df_clear_flags): Likewise.
10090 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10091 top_flag parameter to int.
10092 (df_chain_create_bb_process_use): Likewise.
10093 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10095 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10096 (df_ref_create_structure, df_def_record_1): Likewise.
10097 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10098 (df_notes_rescan): Change 0 to VOIDmode in function call.
10099 (df_get_call_refs, df_insn_refs_collect): Likewise.
10100 (df_bb_regs_collect): Likewise.
10101 (df_entry_block_defs_collect): Likewise.
10102 (df_exit_block_uses_collect): Likewise.
10103 * df.h: Update declarations.
10104 * double-int.c (double_int_divmod): Add cast to enum type.
10105 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10106 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10107 (based_loc_descr): Likewise.
10108 (loc_descriptor_from_tree_1): Change first_op and second_op to
10109 enum dwarf_location_atom. Add cast to enum type.
10110 * expmed.c (init_expmed): Change 0 to SET in function call.
10111 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10112 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10113 (do_store_flag): Likewise.
10114 * fixed-value.h (struct fixed_value): Change mode to enum
10116 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10117 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10119 (insert_insn_decl, insert_decl, insert_state): Likewise.
10120 (automata_list_finish): Likewise.
10121 * genrecog.c (process_define_predicate): Add cast to enum type.
10122 * gensupport.c (init_predicate_table): Add cast to enum type.
10123 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10125 (gimple_build_call_1, gimple_build_label): Likewise.
10126 (gimple_build_goto, gimple_build_asm_1): Likewise.
10127 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10128 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10129 (enum fallback): Rename from enum fallback_t.
10130 (fallback_t): Typedef as int.
10131 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10132 GSI_SAME_STMT in function call.
10133 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10135 (setup_reg_class_relations): Likewise.
10136 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10137 (setup_prohibited_class_mode_regs): Add cast to enum type.
10138 (setup_prohibited_mode_move_regs): Likewise.
10139 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10140 (record_address_regs): Change i to enum reg_class.
10141 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10142 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10143 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10144 (GET_MODE_2XWIDER_MODE): Likewise.
10145 (GET_CLASS_NARROWEST_MODE): Likewise.
10146 * omp-low.c (expand_omp_for): Add cast to enum type.
10147 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10148 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10149 * postreload.c (reload_cse_simplify_operands): Change rclass local
10151 * predict.c (combine_predictions_for_insn): Change best_predictor
10152 and predictor to enum br_predictor.
10153 (combine_predictions_for_bb): Likewise.
10154 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10155 use SET_PREDICT_EXPR_OUTCOME.
10156 * real.c (real_arithmetic): Change icode to code in function call.
10157 * reginfo.c (init_move_cost): Add casts to enum type.
10158 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10159 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10161 * reload.c (find_valid_class): Add casts to enum type.
10162 (push_reload): Change 0 to NO_REGS in function call.
10163 (find_reloads): Change this_alternative to array of enum
10164 reg_class. Remove some now-unnecessary casts.
10165 (make_memloc): Change 0 to VOIDmode in function call.
10166 * reload1.c (reload): Change 0 to VOIDmode in function call.
10167 (eliminate_regs_1, elimination_effects): Likewise.
10168 (eliminate_regs_in_insn): Likewise.
10169 (emit_input_reload_insns): Add cast to enum type.
10170 (delete_output_reload): Change 0 to VOIDmode in function call.
10171 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10172 to enum type in function call.
10173 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10174 (SET_PREDICT_EXPR_OUTCOME): Define.
10175 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10176 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10177 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10178 (dump_function): Likewise.
10179 * tree-dump.h: Update declarations.
10180 * tree-pass.h: Update declarations.
10181 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10182 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10184 (arm_rtx_costs_1): Correct parenthesization.
10185 (arm_rtx_costs): Add casts to enum type.
10186 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10187 (vfp_emit_fstmd): Use add_rg_note.
10188 (emit_multi_reg_push, emit_sfm): Likewise.
10189 (thumb_set_frame_pointer): Likewise.
10190 (arm_expand_prologue): Likewise.
10191 (arm_regno_class): Change return type to enum reg_class.
10192 (thumb1_expand_prologue): Use add_reg_note.
10193 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10194 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10196 * config/arm/gentune.sh: Add cast to enum type.
10197 * config/arm/arm-tune.md: Rebuild.
10198 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10199 (ix86_split_fp_branch, predict_jump): Likewise.
10200 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10201 insn_code to enum rtx_code.
10202 (ix86_builtin_vectorized_function): Add cast to enum type.
10203 * config/i386/i386.md (truncdfsf2): Change slot to enum
10205 (truncxf<mode>2, isinf<mode>2): Likewise.
10206 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10208 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10209 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10210 (insert_bundle_state): Change 1 to INSERT in function call.
10211 (ia64_add_bundle_selector_before): Likewise.
10212 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10213 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10214 (restore_stack_nonlocal): Likewise.
10215 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10217 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10219 (mips_rtx_costs): Likewise.
10220 (mips_override_options): Add casts to enum type.
10221 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10223 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10224 (store_reg, set_reg_plus_d): Likewise.
10225 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10226 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10228 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10230 (emit_unlikely_jump): Use add_reg_note.
10231 (rs6000_emit_allocate_stack): Likewise.
10232 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10233 (output_toc): Change 1 to INSERT in function call.
10234 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10235 (rs6000_initialize_trampoline): Likewise.
10236 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10238 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10239 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10240 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10241 (save_gprs): Use add_reg_note.
10242 (s390_emit_prologue): Likewise.
10243 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10244 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10245 (sparc_fold_builtin): Add cast to enum type.
10246 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10248 (spu_expand_prologue): Use add_reg_note.
10249 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10251 2009-04-20 Ian Lance Taylor <iant@google.com>
10253 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10254 (c_parser_postfix_expression_after_primary): Get VEC for list of
10255 arguments. Get original types of arguments. Call
10256 build_function_call_vec.
10257 (cached_expr_list_1, cached_expr_list_2): New static variables.
10258 (c_parser_expr_list): Change return type to VEC *. Add
10259 p_orig_types parameter. Change all callers.
10260 (c_parser_release_expr): New static function.
10261 (c_parser_vec_to_tree_list): New static function.
10262 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10263 call build_function_call_vec.
10264 (build_function_call_vec): New function, based on old
10265 build_function_call.
10266 (convert_arguments): Remove nargs and argarray parameters. Change
10267 values to a VEC. Add origtypes parameter.
10268 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10269 (convert_for_assignment): Add origtype parameter. Change all
10270 callers. If warn_cxx_compat, check for conversion to an enum
10271 type when calling a function.
10272 (store_init_value): Add origtype parameter. Change all callers.
10273 (digest_init): Likewise.
10274 (struct init_node): Add origtype field.
10275 (add_pending_init): Add origtype parameter. Change all callers.
10276 (output_init_element): Likewise.
10277 (output_pending_init_elements): Pass origtype from init_node to
10278 output_init_element.
10279 (process_init_element): Pass origtype from c_expr to
10280 output_init_element.
10281 (c_finish_return): Add origtype parameter. Change all callers.
10282 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10284 (sync_resolve_params): Likewise.
10285 (sync_resolve_return): Change params to first_param. Change caller.
10286 (resolve_overloaded_builtins): Change params to VEC *. Change
10287 callers. Save first parameter around call to build_function_call_vec.
10288 * c-decl.c (finish_decl): Add origtype parameter. Change all
10289 callers. Call build_function_call_vec rather than
10290 build_function_call for cleanup.
10291 * c-tree.h: Update declarations.
10292 * c-common.h: Update declarations.
10293 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10294 params to first_param.
10295 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10296 params parameter from tree to void *.
10297 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10298 Change arglist parameter to have type void *, and to be a pointer
10300 * config/rs6000/rs6000-protos.h
10301 (altivec_resolve_overloaded_builtin): Update declaration.
10302 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10303 fnargs parameter to have type void *, and to be a pointer to a
10304 VEC. Call build_function_call_vec instead of
10305 build_function_call.
10306 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10308 2009-04-20 Joey Ye <joey.ye@intel.com>
10309 Xuepeng Guo <xuepeng.guo@intel.com>
10310 H.J. Lu <hongjiu.lu@intel.com>
10312 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10314 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10315 (IX86_LEA_PRIORITY): Likewise.
10316 (distance_non_agu_define): New function.
10317 (distance_agu_use): Likewise.
10318 (ix86_lea_for_add_ok): Likewise.
10319 (ix86_dep_by_shift_count): Likewise.
10321 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10322 should split for LEA.
10324 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10326 (ix86_dep_by_shift_count): Likewise.
10328 2009-04-20 Richard Guenther <rguenther@suse.de>
10330 * expr.c (handled_component_p): Move ...
10331 * tree.h (handled_component_p): ... here.
10332 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10333 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10334 and REALPART_EXPR to be in one group.
10336 2009-04-20 Richard Guenther <rguenther@suse.de>
10338 * basic-block.h (get_all_dominated_blocks): Declare.
10339 * dominance.c (get_all_dominated_blocks): New function.
10340 * tree-cfg.c (get_all_dominated_blocks): Remove.
10341 (remove_edge_and_dominated_blocks): Adjust.
10342 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10343 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10344 instead of recursing.
10346 2009-04-20 Doug Kwan <dougkwan@google.com>
10348 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10349 (struct cgraph_node_set_def): New type.
10350 (cgraph_node_set) New type. Also declare vector functions.
10351 (struct cgraph_node_set_element_def): New type.
10352 (cgraph_node_set_element): Ditto.
10353 (cgraph_node_set_iterator): New iterator type.
10354 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10355 cgraph_node_set_remove, dump_cgraph_node_set,
10356 debug_cgraph_node_set): New prototypes.
10357 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10358 cgraph_node_set_size): New inlines.
10359 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10360 including cgraph.h.
10361 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10362 argument to function 'write_summary'.
10363 * ipa.c: Include ggc.h.
10364 (hash_cgraph_node_set_element,
10365 eq_cgraph_node_set_element, cgraph_node_set_new,
10366 cgraph_node_set_add, cgraph_node_set_remove,
10367 cgraph_node_set_find, dump_cgraph_node_set,
10368 debug_cgraph_node_set): New functions.
10369 * Makefile.in (ipa.o): Add dependency on GGC_H.
10371 2009-04-20 Ira Rosen <irar@il.ibm.com>
10373 PR tree-optimization/39675
10374 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10375 check of the return code of vect_schedule_slp. Check that
10376 stmt_vec_info still exists for the statement, before checking its
10377 vectorization type.
10379 2009-04-20 Michael Matz <matz@suse.de>
10381 * Makefile.in (generated_files): Take out $(simple_generated_c).
10383 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10385 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10386 (UINTPTR_TYPE): Likewise.
10388 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10391 * c-typeck.c (digest_init): Check for initializing an array with a
10394 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10397 * c-semantics.c (pop_stmt_list): Propagate
10398 STATEMENT_LIST_HAS_LABEL to parent statement list.
10400 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10402 * config/mips/mips.h (mips_tune_attr): New macro.
10403 * config/mips/mips.md (cpu): Use it.
10405 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10408 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10411 2009-04-19 Diego Novillo <dnovillo@google.com>
10413 * toplev.c (compile_file): Move call to coverage_finish ...
10414 * cgraphunit.c (ipa_passes): ... here.
10415 Call cgraph_process_new_functions.
10416 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10417 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10419 2009-04-19 Jan Hubicka <jh@suse.cz>
10421 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10423 (dump_cgraph_node): Dump can throw external flag.
10424 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10426 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10430 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10431 * common.opt (Wlogical-op): Move from here...
10432 * c.opt (Wlogical-op): ... to here.
10433 * c-typeck.c (parser_build_binary_op): Update call to
10434 warn_logical_operator.
10435 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10437 * c-common.c (warn_logical_op): Update.
10438 * c-common.h (warn_logical_op): Update declaration.
10440 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10442 * tree.c (protected_set_expr_location): Fix formatting.
10444 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10447 * c-typeck.c (readonly_warning): new.
10448 (build_unary_op, build_modify_expr): Use readonly_warning for
10449 storing into something readonly but not const-qualified.
10451 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10454 * c-typeck.c (build_unary_op): Check for taking address of
10455 expression of type void.
10457 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10460 * c-typeck.c (build_function_call): Check for calling a function
10461 with qualified void return types. Call require_complete_type when
10464 2009-04-18 Jan Hubicka <jh@suse.cz>
10466 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10468 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10469 can_throw_external flag.
10470 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10471 * ipa-pure-const.c (ignore_edge): New function.
10472 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10473 only over can_throw_external edges.
10474 (local_pure_const): Add nothrow flag.
10475 * ipa-utils.c (searchc): Add ignore_edge callback.
10476 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10477 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10478 (set_nothrow_function_flags): Update cgraph.
10479 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10481 2009-04-18 Richard Guenther <rguenther@suse.de>
10483 PR middle-end/39804
10484 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10485 (fold_stmt): ... this and ...
10486 (fold_stmt_inplace): ... this.
10487 (fold_stmt_1): Fold references in calls and asms.
10488 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10490 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10492 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10493 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10495 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10497 * tree.c (function_args_count): Remove.
10498 * tree.h: Remove the prototype for function_args_count.
10500 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10502 * tree-iterator.c (expr_only): Remove.
10503 * tree.h: Remove the prototype for expr_only.
10505 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10507 * reginfo.c (cannot_change_mode_set_regs): Remove.
10508 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10510 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10512 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10513 whether operands 0 and 1 overlaps.
10515 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10517 PR middle-end/36902
10518 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10519 pointer. Use warning_at instead of warning.
10520 (search_for_addr_array): Likewise.
10521 (check_array_bounds): Likewise.
10522 (check_all_array_refs): Check that the incoming edge is not in the
10523 list of edges to be removed.
10524 (check_all_array_refs): Avoid the temporal pointer.
10525 (vrp_visit_cond_stmt): Fix typo.
10526 (simplify_switch_using_ranges): Handle the case where the switch
10527 index is an integer constant.
10529 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10531 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10533 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10535 * doc/extend.texi, doc/invoke.texi: Fix typos.
10537 2009-04-17 Cary Coutant <ccoutant@google.com>
10539 * tree-flow-inline.h (get_lineno): Fix inverted test.
10541 2009-04-17 Diego Novillo <dnovillo@google.com>
10543 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10544 assertion for AVAIL_OUT.
10546 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10549 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10550 * config/sh/linux-atomic.asm: Likewise.
10552 2009-04-17 Diego Novillo <dnovillo@google.com>
10554 * except.c (debug_eh_tree): New.
10555 (struct eh_region, struct eh_status): Move ...
10556 * except.h: ... here.
10557 (add_type_for_runtime): Declare extern.
10558 (lookup_type_for_runtime): Likewise.
10559 (debug_eh_tree): Declare.
10560 * Makefile.in (GTFILES): List except.h before except.c
10562 2009-04-17 Diego Novillo <dnovillo@google.com>
10564 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10565 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10566 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10567 (find_vars_r): ... here.
10568 * tree-flow.h (find_referenced_vars_in): Declare.
10569 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10570 that AVAIL_OUT exists for BLOCK.
10571 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10572 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10573 (tree-parloops.o): Likewise.
10575 2009-04-17 Simon Baldwin <simonb@google.com>
10577 * toplev.c (default_tree_printer): Add handling for %E format.
10579 2009-04-17 Diego Novillo <dnovillo@google.com>
10581 * tree-pretty-print.c (dump_generic_node): Add break after
10582 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10583 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10584 FUNCTION_TYPE together. Call print_struct_decl when printing
10585 structures and TDF_SLIM is not given.
10586 (print_struct_decl): Fix logic for detecting recursion.
10588 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10591 * gcc.c (create_at_file): New.
10592 (compile_input_file_p): New.
10593 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10594 * main.c (main): Update call to toplev_main.
10595 * toplev.c (toplev_main): Change signature. Call expandargv.
10596 * toplev.h (toplev_main): Change signature.
10598 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10600 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10601 if the latter is not constant.
10603 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10605 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10607 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10609 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10610 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10612 2009-04-17 Richard Guenther <rguenther@suse.de>
10614 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10615 Handle component references view-converting an invariant address.
10617 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10619 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10620 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10621 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10622 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10623 Use @deftypevr rather than @deftypevar.
10625 2009-04-17 Richard Guenther <rguenther@suse.de>
10627 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10628 (get_prop_source_stmt): Likewise.
10629 (can_propagate_from): Likewise.
10631 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10633 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10634 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10635 (--with-multilib-list): Add default value.
10636 * configure: Regenerate.
10637 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10638 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10639 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10640 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10641 Don't add default cpu to multilib list unnecessarily, but do enable
10642 the relevant compiler option..
10643 Add support for --with-multilib-list=<blank> and
10644 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10645 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10646 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10647 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10648 TM_MULTILIB_CONFIG.
10649 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10650 (MULTILIB_OSDIRNAMES): New variable.
10651 * config/sh/t-1e: Delete file.
10652 * config/sh/t-mlib-sh1: Delete file.
10653 * config/sh/t-mlib-sh2: Delete file.
10654 * config/sh/t-mlib-sh2a: Delete file.
10655 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10656 * config/sh/t-mlib-sh2a-single: Delete file.
10657 * config/sh/t-mlib-sh2a-single-only: Delete file.
10658 * config/sh/t-mlib-sh2e: Delete file.
10659 * config/sh/t-mlib-sh3e: Delete file.
10660 * config/sh/t-mlib-sh4: Delete file.
10661 * config/sh/t-mlib-sh4-nofpu: Delete file.
10662 * config/sh/t-mlib-sh4-single: Delete file.
10663 * config/sh/t-mlib-sh4-single-only: Delete file.
10664 * config/sh/t-mlib-sh4a: Delete file.
10665 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10666 * config/sh/t-mlib-sh4a-single: Delete file.
10667 * config/sh/t-mlib-sh4a-single-only: Delete file.
10668 * config/sh/t-mlib-sh4al: Delete file.
10669 * config/sh/t-mlib-sh5-32media: Delete file.
10670 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10671 * config/sh/t-mlib-sh5-64media: Delete file.
10672 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10673 * config/sh/t-mlib-sh5-compact: Delete file.
10674 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10675 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10676 * doc/install.texi (Options specification): Add
10677 --with-multilib-list and --with-endian.
10679 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10681 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10683 (OBJS-common): Add plugin-version.o.
10684 (plugin-version.o): New.
10685 * gcc-plugin.h (plugin_gcc_version): New.
10686 (plugin_default_version_check): New.
10687 (plugin_init_func, plugin_init): Add version argument.
10688 * plugin-version.c: New.
10689 * plugin.c (str_plugin_gcc_version_name): New.
10690 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10691 pass it to the init function.
10692 (plugin_default_version_check): New.
10694 2009-04-17 Richard Guenther <rguenther@suse.de>
10696 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10697 for decl-vs-decl disambiguation.
10699 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10701 * config/s390/s390.h (s390_tune_attr): New macro definition.
10702 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10704 2009-04-17 Richard Guenther <rguenther@suse.de>
10706 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10707 (fold_stmt_r): Likewise.
10708 (maybe_fold_reference): New function.
10709 (fold_gimple_assign): Handle cases fold_stmt_r did.
10710 (fold_stmt): Do not use fold_stmt_r.
10711 (fold_stmt_inplace): Likewise.
10713 2009-04-17 Richard Guenther <rguenther@suse.de>
10715 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10716 (record_equivalences_from_stmt): Remove useless checks and
10718 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10719 the type is already suitable.
10721 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10723 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10725 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10727 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10728 (CMPtype): Define as __gcc_CMPtype.
10730 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10732 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10733 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10735 2009-04-17 Richard Guenther <rguenther@suse.de>
10737 PR tree-optimization/39746
10738 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10739 special-casing for builtins and static variable use/def.
10740 (call_may_clobber_ref_p_1): Likewise.
10742 2009-04-16 Ian Lance Taylor <iant@google.com>
10744 * df.h: Include "timevar.h".
10745 (struct df_problem): Change tv_id field to timevar_id_t.
10746 * tree-pass.h: Include "timevar.h".
10747 (struct opt_pass): Change tv_id field to timevar_id_t.
10748 * timevar.h (timevar_id_t): Define TV_NONE.
10749 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10750 TV_NONE rather than tv_id != 0.
10751 (execute_one_pass): Likewise.
10752 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10753 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10754 dependencies to $(TREE_PASS_H).
10755 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10757 (pass_branch_target_load_optimize2): Likewise.
10758 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10759 (pass_outof_cfg_layout_mode): Likewise.
10760 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10761 (pass_rebuild_cgraph_edges): Likewise.
10762 (pass_remove_cgraph_callee_edges): Likewise.
10763 * df-core.c (pass_df_initialize_opt): Likewise.
10764 (pass_df_initialize_no_opt): Likewise.
10765 (pass_df_finish): Likewise.
10766 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10767 * except.c (pass_set_nothrow_function_flags): Likewise.
10768 (pass_convert_to_eh_region_ranges): Likewise.
10769 * final.c (pass_compute_alignments): Likewise.
10770 * function.c (pass_instantiate_virtual_regs): Likewise.
10771 (pass_init_function): Likewise.
10772 (pass_leaf_regs): Likewise.
10773 (pass_match_asm_constraints): Likewise.
10774 * gimple-low.c (pass_lower_cf): Likewise.
10775 (pass_mark_used_blocks): Likewise.
10776 * init-regs.c (pass_initialize_regs): Likewise.
10777 * integrate.c (pass_initial_value_sets): Likewise.
10778 * ira.c (pass_ira): Likewise.
10779 * jump.c (pass_cleanup_barriers): Likewise.
10780 * omp-low.c (pass_expand_omp): Likewise.
10781 (pass_lower_omp): Likewise.
10782 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10783 * recog.c (pass_split_all_insns): Likewise.
10784 (pass_split_after_reload): Likewise.
10785 (pass_split_before_regstack): Likewise.
10786 (pass_split_before_sched2): Likewise.
10787 (pass_split_for_shorten_branches): Likewise.
10788 * reginfo.c (pass_reginfo_init): Likewise.
10789 (pass_subregs_of_mode_init): Likewise.
10790 (pass_subregs_of_mode_finish): Likewise.
10791 * passes.c (pass_postreload): Likewise.
10792 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10793 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10794 (pass_warn_function_return): Likewise.
10795 (pass_warn_function_noreturn): Likewise.
10796 * tree-complex.c (pass_lower_complex): Likewise.
10797 (pass_lower_complex_O0): Likewise.
10798 * tree-if-conv.c (pass_if_conversion): Likewise.
10799 * tree-into-ssa.c (pass_build_ssa): Likewise.
10800 * tree-mudflap.c (pass_mudflap_1): Likewise.
10801 (pass_mudflap_2): Likewise.
10802 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10803 (pass_mudflap_2): Likewise.
10804 * tree-nrv.c (pass_return_slot): Likewise.
10805 * tree-object-size.c (pass_object_sizes): Likewise.
10806 * tree-optimize.c (pass_all_optimizations): Likewise.
10807 (pass_early_local_passes): Likewise.
10808 (pass_all_early_optimizations): Likewise.
10809 (pass_cleanup_cfg): Likewise.
10810 (pass_cleanup_cfg_post_optimizing): Likewise.
10811 (pass_free_datastructures): Likewise.
10812 (pass_free_cfg_annotations): Likewise.
10813 (pass_fixup_cfg): Likewise.
10814 (pass_init_datastructures): Likewise.
10815 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10816 (pass_late_warn_uninitialized): Likewise.
10817 (pass_update_address_taken): Likewise.
10818 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10819 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10820 (pass_cse_sincos): Likewise.
10821 (pass_convert_to_rsqrt): Likewise.
10822 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10823 * tree-stdarg.c (pass_stdarg): Likewise.
10824 * tree-tailcall.c (pass_tail_recursion): Likewise.
10825 (pass_tail_calls): Likewise.
10826 * tree-vect-generic.c (pass_lower_vector): Likewise.
10827 (pass_lower_vector_ssa): Likewise.
10828 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10830 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10832 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10834 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10836 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10837 logical and signext.
10839 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10842 * config/sh/predicates.md (arith_operand): Check if the operand
10843 of TRUNCATE is a REG.
10845 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10847 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10848 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10850 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10852 * tree-iterator.c (tsi_split_statement_list_after,
10853 tsi_split_statement_list_before): Remove.
10854 * tree-iterator.h: Remove the prototypes for
10855 tsi_split_statement_list_after and tsi_split_statement_list_before.
10857 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10859 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10860 * tree-ssa-propagate.h: Remove the prototype for
10861 stmt_makes_single_load.
10863 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10865 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10866 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10868 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10870 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10874 * except.c (eh_region_outer_p): Remove.
10875 * except.h: Remove the prototype for eh_region_outer_p.
10877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10879 * function.c (current_function_assembler_name): Remove.
10880 * function.h: Remove the prototype for
10881 current_function_assembler_name.
10883 2009-04-16 Ian Lance Taylor <iant@google.com>
10885 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10886 (add_reg_note): Call alloc_reg_note.
10887 * rtl.h (alloc_reg_note): Declare.
10888 * combine.c (try_combine): Use alloc_reg_note.
10889 (recog_for_combine, move_deaths): Likewise.
10890 (distribute_notes): Use alloc_reg_note and add_reg_note.
10891 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10892 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10893 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10895 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10897 PR rtl-optimization/39762
10898 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10899 ira_may_move_out_cost): Add comments about way of their usage.
10900 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10902 * ira-conflicts.c (process_regs_for_copy): Use function
10903 ira_get_register_move_cost instead of global
10904 ira_register_move_cost.
10906 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10907 color_pass, move_spill_restore, update_curr_costs): Ditto.
10909 * ira-lives.c (process_single_reg_class_operands): Ditto.
10911 * ira-emit.c (emit_move_list): Ditto.
10913 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10914 (record_reg_classes): Ditto. Use functions
10915 ira_get_register_move_cost and ira_get_may_move_cost instead of
10916 global vars ira_register_move_cost, ira_may_move_out_cost and
10917 ira_may_move_in_cost.
10918 (record_address_regs): Don't call ira_init_register_move_cost.
10919 Use function ira_get_may_move_cost instead of global
10920 ira_may_move_in_cost.
10921 (process_bb_node_for_hard_reg_moves): Use function
10922 ira_get_register_move_cost instead of global ira_register_move_cost.
10923 (ira_costs): Don't call ira_init_register_move_cost.
10925 2009-04-16 Richard Guenther <rguenther@suse.de>
10927 * tree-cfg.c (verify_gimple_assign_binary):
10928 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10929 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10930 (create_general_new_stmt): Note that this function is broken.
10932 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10934 * common.opt (fhelp): Add Var(help_flag).
10935 * gcc-plugin.h (plugin_info): Add help.
10936 * plugin.c (plugin_name_args): Add help.
10937 (register_plugin_info): Set plugin->help.
10938 (print_help_one_plugin): New.
10939 (print_plugins_help): New.
10940 * plugin.h (print_plugins_help): New.
10941 * toplev.c (toplev_main): Call print_plugins_help if needed.
10943 2009-04-16 Richard Guenther <rguenther@suse.de>
10945 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10946 (gimple_ior_addresses_taken_1): New function.
10947 (gimple_ior_addresses_taken): Likewise.
10948 * gimple.h (struct gimple_statement_with_ops_base): Remove
10949 addresses_taken member.
10950 (gimple_ior_addresses_taken): Declare.
10951 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10952 gimple_set_addresses_taken): Remove.
10953 * ipa-reference.c (mark_address): New function.
10954 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10955 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10956 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10957 (gimple_add_to_addresses_taken): Remove.
10958 (get_tmr_operands): Call mark_address_taken.
10959 (get_asm_expr_operands): Likewise.
10960 (get_expr_operands): Likewise.
10961 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10962 (free_stmt_operands): Do not free it.
10963 * tree-ssa.c (delete_tree_ssa): Likewise.
10964 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10966 2009-04-16 Richard Guenther <rguenther@suse.de>
10968 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10969 (walk_stmt_load_store_ops): Likewise.
10970 * gimple.c (get_base_loadstore): New function.
10971 (walk_stmt_load_store_addr_ops): Likewise.
10972 (walk_stmt_load_store_ops): Likewise.
10973 * ipa-pure-const.c (check_op): Simplify.
10974 (check_load, check_store): New functions.
10975 (check_stmt): Use walk_stmt_load_store_ops.
10976 * ipa-reference.c (mark_load): Adjust signature.
10977 (mark_store): Likewise.
10978 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10980 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10982 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10983 (plugin_info): New.
10984 * opts.c (common_handle_option): Don't call print_version.
10985 * plugin.c (plugin_name_args): Add version.
10986 (register_plugin_info): New.
10987 (register_callback): Handle PLUGIN_INFO.
10988 (try_init_one_plugin): New.
10989 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10991 (finalize_one_plugin): New.
10992 (finalize_plugins): New.
10993 (print_one_plugin): New.
10994 (print_plugins_versions): New.
10995 * plugin.h (print_plugins_versions): New.
10996 (finalize_plugins): New.
10997 * toplev.c (compile_file): Don't call initialize_plugins.
10998 (print_version): Call print_plugins_versions.
10999 (toplev_main): Call initialize_plugins. Print version if needed.
11000 Call finalize_plugins.
11002 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11004 * common.opt (fversion): New.
11005 * gcc.c (print_version): New.
11006 (process_command): Don't print the version. Just set print_version.
11007 (main): Print version. Call subprocesses if print_version and
11008 verbose_flag are set.
11009 * opts.c (common_handle_option): Handle OPT_fversion.
11011 2009-04-16 Richard Guenther <rguenther@suse.de>
11012 Ira Rosen <irar@il.ibm.com>
11014 PR tree-optimization/39698
11015 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11016 type of the reduction variable. Only generate the def if
11019 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11020 make sure to first convert to an integer of the same precision.
11021 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11022 the type of the evolution correctly in computing the new
11023 induction variable base.
11025 2009-04-16 Richard Guenther <rguenther@suse.de>
11027 PR middle-end/39625
11028 * tree-cfg.c (make_blocks): Split statements with to-be
11029 abnormal SSA names on the lhs.
11031 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11033 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11034 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11035 * c-typeck.c (really_start_incremental_init): Likewise.
11036 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11037 (TARGET_INITIALIZER): Remove it.
11038 * target.h (struct target): Remove vector_opaque_p.
11039 * tree.c (build_opaque_vector_type): New.
11040 * tree.h (TYPE_VECTOR_OPAQUE): New.
11041 (build_opaque_vector_type): Declare.
11042 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11043 * config/rs6000/rs6000.c (build_opaque_vector_type,
11044 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11045 (rs6000_init_builtins): Use build_opaque_vector_type for
11046 opaque_V4SI_type_node.
11048 2009-04-15 Catherine Moore <clm@codesourcery.com>
11050 * debug.h (set_name): Declare.
11051 * dwarf2out.c (dwarf2out_set_name): Declare.
11052 (dwarf2_debug_hooks): Add set_name.
11053 (find_AT_string): New.
11054 (add_AT_string): Call find_AT_string.
11055 (dwarf2out_set_name): New.
11056 * cp/decl.c (grokdeclarator): Call set_name.
11057 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11058 * debug.c (do_nothing_debug_hooks): Likewise.
11059 * dbxout.c (dbx_debug_hooks): Likewise.
11060 * sdbout.c (sdb_debug_hooks): Likewise.
11062 2009-04-15 Michael Eager <eager@eagercon.com>
11064 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11065 reg for single-precision FPU.
11066 * config/rs6000/rs6000.md (movsi_internal1): Only for
11067 !TARGET_SINGLE_FPU.
11068 (movsi_internal1_single): New. Add pattern to move SI values to/from
11069 single-precision FP regs.
11071 2009-04-15 Richard Guenther <rguenther@suse.de>
11073 * omp-low.c (lower_rec_input_clauses): Build correct address
11075 (expand_omp_for_generic): Fix multiplication type.
11076 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11077 (generate_memset_zero): Fix types.
11078 * tree-profile.c (prepare_instrumented_value): Correctly
11081 2009-04-15 Ian Lance Taylor <iant@google.com>
11083 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11084 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11085 for -Wall and for -Wc++-compat.
11086 (c_common_post_options): For C++, set warn_enum_compare if not
11088 * c-tree.h (struct c_expr): Add field original_type.
11089 (build_external_ref): Update declaration.
11090 * c-parser.c (c_parser_braced_init): Set original_type.
11091 (c_parser_initelt): Likewise.
11092 (c_parser_expr_no_commas): Likewise.
11093 (c_parser_conditional_expression): Likewise.
11094 (c_parser_cast_expression): Likewise.
11095 (c_parser_unary_expression): Likewise. Pull setting of
11096 original_code to top of function.
11097 (c_parser_sizeof_expression): Set original_type.
11098 (c_parser_alignof_expression): Likewise.
11099 (c_parser_postfix_expression): Likewise. Pull setting of
11100 original_code to top of function.
11101 (c_parser_postfix_expression_after_paren_type): Set original_type.
11102 (c_parser_postfix_expression_after_primary): Likewise.
11103 (c_parser_expression): Likewise.
11104 * c-typeck.c (build_external_ref): Add type parameter. Change all
11106 (c_expr_sizeof_expr): Set original_type field.
11107 (parser_build_unary_op): Likewise.
11108 (parser_build_binary_op): Likewise. Optionally warn about
11109 comparisons of enums of different types.
11110 (digest_init): Set original_type field.
11111 (really_start_incremental_init): Likewise.
11112 (push_init_level, pop_init_level): Likewise.
11113 * doc/invoke.texi (Warning Options): -Wenum-compare now
11116 2009-04-15 Richard Guenther <rguenther@suse.de>
11118 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11119 out a necessary conversion.
11120 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11121 names we didn't value number.
11122 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11124 2009-04-15 Richard Guenther <rguenther@suse.de>
11126 PR tree-optimization/39764
11127 * tree-ssa-ccp.c (get_value): Canonicalize value with
11128 canonicalize_float_value.
11130 2009-04-15 Jan Hubicka <jh@suse.cz>
11132 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11133 Wrong version of patch.
11135 2009-04-15 Jan Hubicka <jh@suse.cz>
11137 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11139 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11141 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11142 our distinct integral and vector types.
11144 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11146 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11147 * init.c (build_vtbl_address): Remove call to assemble_external.
11149 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11151 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11152 output for other floating point modes.
11154 2009-04-14 Diego Novillo <dnovillo@google.com>
11156 * diagnostic.c (diagnostic_report_diagnostic): Do not
11157 warn about loaded plugins for DK_ERROR and DK_WARNING.
11158 * c-decl.c (declspecs_add_type): Move call to
11159 invoke_plugin_callbacks ...
11160 * c-parser.c (c_parser_declspecs): ... here.
11161 * plugin.c (dump_active_plugins): Tidy output.
11163 2009-04-14 Diego Novillo <dnovillo@google.com>
11164 Le-Chun Wu <lcwu@google.com>
11166 * configure.ac: Add --enable-plugin support.
11167 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11168 * Makefile.in (PLUGIN_H): Define.
11169 Export ENABLE_PLUGIN and GMPINC to site.exp.
11170 Add PLUGINLIBS to link command.
11171 Add/modify dependencies for plugin.o and files including plugin.h.
11173 * config.in: Regenerate.
11175 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11178 2009-04-14 Le-Chun Wu <lcwu@google.com>
11180 * tree-pass.h (register_one_dump_file): Add a prototype for
11181 register_one_dump_file.
11182 * toplev.c (compile_file): Call initialize_plugins.
11183 (do_compile): Call invoke_plugin_callbacks.
11184 (toplev_main): Call invoke_plugin_callbacks.
11185 * common.opt: Add -fplugin= and -fplugin-arg-.
11186 * gcc-plugin.h: New public header file for plugins to include.
11187 * plugin.c: New source file.
11188 * plugin.h: New internal header file.
11189 * passes.c (register_one_dump_file): Make it external.
11191 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11193 2009-04-14 Diego Novillo <dnovillo@google.com>
11195 * doc/plugins.texi: New.
11196 * doc/gccint.texi: Add reference to Plugins chapter.
11197 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11198 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11199 loaded plugins, if any.
11200 * timevar.def (TV_PLUGIN_INIT): Define.
11201 (TV_PLUGIN_RUN): Define.
11202 * plugin.c: Include timevar.h
11203 (plugins_active_p): New.
11204 (dump_active_plugins): New.
11205 (debug_active_plugins): New.
11207 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11209 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11211 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11213 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11215 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11216 the same as a minus without a shift.
11218 2009-04-14 Nick Clifton <nickc@redhat.com>
11220 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11221 comparisons with small integers will always produce a short
11224 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11227 2008-12-19 Diego Novillo <dnovillo@google.com>
11229 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11231 2009-04-14 Richard Guenther <rguenther@suse.de>
11233 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11235 (verify_gimple_assign_binary): Likewise. Handle shifts and
11237 (verify_gimple_phi): Print the mismatched argument position.
11238 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11240 (vect_update_init_of_dr): Likewise.
11241 * matrix-reorg.c (transform_access_sites): Do what the
11243 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11245 2009-04-13 Michael Eager <eager@eagercon.com>
11247 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11248 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11249 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11250 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11251 remove duplicate config
11253 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11255 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11256 file_name:line_number type locator of the call site.
11258 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11260 * genautomata.c: Put blank after comma.
11261 (automaton_decls): New.
11262 (struct unit_usage): Add comments to member next.
11263 (store_alt_unit_usage): Keep the list ordered.
11264 (unit_present_on_list_p, equal_alternatives_p): New.
11265 (check_regexp_units_distribution): Check units distribution
11266 correctness correctly.
11267 (main): Don't write automata if error is found. Return correct
11270 * config/m68k/cf.md (cfv4_ds): Remove.
11271 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11272 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11274 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11275 power4-load-ext, power4-store, power4-store-update,
11276 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11277 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11278 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11279 power4-sqrt, power4-isync): Modify reservation to make correct
11280 unit distribution to automata.
11282 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11283 power5-store-update, power5-two, power5-three, power5-lmul,
11284 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11286 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11288 * except.c (pass_set_nothrow_function_flags): Set name and add
11290 (set_nothrow_function_flags): Mention in the dump file when
11291 changing a function to nothrow.
11293 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11296 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11297 instead of unsigned long.
11299 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11301 * config/arm/arm.c (return_used_this_function): Remove.
11302 (arm_output_function_prologue): Remove use of
11303 return_used_this_function.
11304 (output_return_instruction): Replace use of
11305 return_used_this_function
11306 by cfun->machine->return_used_this_function.
11307 (arm_output_epilogue): Likewise.
11308 (arm_output_function_epilogue): Likewise.
11309 (thumb_unexpanded_epilogue): Likewise.
11310 * config/arm/arm.h (struct machine_function):
11311 New member return_used_this_function.
11313 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11315 * doc/install.texi: Correct description of default directory for
11316 --with-gxx-include-dir.
11318 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11320 * fold-const.c (build_range_check): Properly deal with enumeral and
11321 boolean base types.
11323 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11325 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11326 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11327 * params.h (MAX_GCSE_PASSES): Remove.
11328 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11329 in sequence. Remove ability to run multiple passes.
11330 (bypass_jumps): Report run as third CPROP pass.
11332 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11334 PR middle-end/39651
11335 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11336 when deciding whether the whole SEQUENCE can throw.
11338 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11341 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11342 offseted label references.
11344 2009-04-11 Jan Hubicka <jh@suse.cz>
11346 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11348 2009-04-11 Richard Guenther <rguenther@suse.de>
11350 PR middle-end/39732
11351 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11352 return variables as TREE_ADDRESSABLE.
11354 2009-04-11 Richard Guenther <rguenther@suse.de>
11356 PR tree-optimization/39713
11357 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11358 reference trees have SSA_NAME operands.
11360 2009-04-11 Richard Guenther <rguenther@suse.de>
11363 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11364 address expressions.
11366 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11368 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11369 match changes in Cygwin 1.7
11370 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11371 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11373 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11375 PR tree-optimization/39701
11376 * doc/invoke.texi (Optimization Options): Document change in
11377 meaning and initialization of -fdelete-null-pointer-checks.
11379 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11381 PR middle-end/39701
11382 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11384 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11387 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11389 2009-04-10 Chao-ying Fu <fu@mips.com>
11391 * doc/tm.texi (Instruction Output): Document
11392 TARGET_ASM_FINAL_POSTSCAN_INSN.
11393 * target.h (final_postscan_insn): New field in asm_out.
11394 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11395 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11396 * final.c (final_scan_insn): Call
11397 targetm.asm_out.final_postscan_insn after outputting
11398 an asm macro and a normal instruction.
11400 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11401 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11402 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11403 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11404 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11406 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11408 PR middle-end/39701
11409 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11410 variables as non-NULL even with -fdelete-null-pointer-checks.
11412 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11414 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11416 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11419 * config/i386/i386.c (classify_argument): Handle SCmode with
11420 (bit_offset % 64) != 0.
11422 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11424 * doc/invoke.texi (Optimize Options): Add cross-reference to
11425 -Q --help=optimizers examples.
11427 2009-04-10 Ben Elliston <bje@au.ibm.com>
11430 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11431 regalign for the reg == fpr and TDmode case.
11433 2009-04-09 David Ayers <ayers@fsfe.org>
11436 * objc/objc-act.c (warn_with_method): Remove helper function.
11437 (check_duplicates): Call warning and inform directly.
11438 (really_start_method): Likewise.
11440 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11442 * expmed.c (expand_divmod): Always use a comparison for a division
11443 by a large unsigned integer.
11445 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11446 for things others than variables or functions as nonzero.
11448 2009-04-09 Nick Clifton <nickc@redhat.com>
11450 * unwind-compat.c: Change copyright header to refer to version
11451 3 of the GNU General Public License with version 3.1 of the
11452 GCC Runtime Library Exception and to point readers at the
11453 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11454 * config/alpha/crtfastmath.c: Likewise.
11455 * config/alpha/linux-unwind.h: Likewise.
11456 * config/alpha/qrnnd.asm: Likewise.
11457 * config/alpha/vms-crt0-64.c: Likewise.
11458 * config/alpha/vms-crt0.c: Likewise.
11459 * config/alpha/vms-dwarf2.asm: Likewise.
11460 * config/alpha/vms-dwarf2eh.asm: Likewise.
11461 * config/alpha/vms-psxcrt0-64.c: Likewise.
11462 * config/alpha/vms-psxcrt0.c: Likewise.
11463 * config/alpha/vms_tramp.asm: Likewise.
11464 * config/arc/initfini.c: Likewise.
11465 * config/arc/lib1funcs.asm: Likewise.
11466 * config/arm/bpabi-v6m.S: Likewise.
11467 * config/arm/bpabi.S: Likewise.
11468 * config/arm/bpabi.c: Likewise.
11469 * config/arm/crti.asm: Likewise.
11470 * config/arm/crtn.asm: Likewise.
11471 * config/arm/ieee754-df.S: Likewise.
11472 * config/arm/ieee754-sf.S: Likewise.
11473 * config/arm/lib1funcs.asm: Likewise.
11474 * config/arm/libunwind.S: Likewise.
11475 * config/arm/linux-atomic.c: Likewise.
11476 * config/arm/mmintrin.h: Likewise.
11477 * config/arm/pr-support.c: Likewise.
11478 * config/arm/unaligned-funcs.c: Likewise.
11479 * config/arm/unwind-arm.c: Likewise.
11480 * config/arm/unwind-arm.h: Likewise.
11481 * config/avr/libgcc.S: Likewise.
11482 * config/bfin/crti.s: Likewise.
11483 * config/bfin/crtlibid.s: Likewise.
11484 * config/bfin/crtn.s: Likewise.
11485 * config/bfin/lib1funcs.asm: Likewise.
11486 * config/bfin/linux-unwind.h: Likewise.
11487 * config/cris/arit.c: Likewise.
11488 * config/cris/cris_abi_symbol.c: Likewise.
11489 * config/darwin-64.c: Likewise.
11490 * config/darwin-crt2.c: Likewise.
11491 * config/darwin-crt3.c: Likewise.
11492 * config/darwin.h: Likewise.
11493 * config/dbxelf.h: Likewise.
11494 * config/dfp-bit.c: Likewise.
11495 * config/dfp-bit.h: Likewise.
11496 * config/elfos.h: Likewise.
11497 * config/fixed-bit.c: Likewise.
11498 * config/fixed-bit.h: Likewise.
11499 * config/fp-bit.c: Likewise.
11500 * config/fp-bit.h: Likewise.
11501 * config/fr30/crti.asm: Likewise.
11502 * config/fr30/crtn.asm: Likewise.
11503 * config/fr30/lib1funcs.asm: Likewise.
11504 * config/freebsd-spec.h: Likewise.
11505 * config/frv/cmovd.c: Likewise.
11506 * config/frv/cmovh.c: Likewise.
11507 * config/frv/cmovw.c: Likewise.
11508 * config/frv/frvbegin.c: Likewise.
11509 * config/frv/frvend.c: Likewise.
11510 * config/frv/lib1funcs.asm: Likewise.
11511 * config/glibc-stdint.h: Likewise.
11512 * config/h8300/clzhi2.c: Likewise.
11513 * config/h8300/crti.asm: Likewise.
11514 * config/h8300/crtn.asm: Likewise.
11515 * config/h8300/ctzhi2.c: Likewise.
11516 * config/h8300/fixunssfsi.c: Likewise.
11517 * config/h8300/lib1funcs.asm: Likewise.
11518 * config/h8300/parityhi2.c: Likewise.
11519 * config/h8300/popcounthi2.c: Likewise.
11520 * config/i386/ammintrin.h: Likewise.
11521 * config/i386/att.h: Likewise.
11522 * config/i386/avxintrin.h: Likewise.
11523 * config/i386/biarch64.h: Likewise.
11524 * config/i386/bmmintrin.h: Likewise.
11525 * config/i386/cpuid.h: Likewise.
11526 * config/i386/cross-stdarg.h: Likewise.
11527 * config/i386/crtfastmath.c: Likewise.
11528 * config/i386/crtprec.c: Likewise.
11529 * config/i386/cygming-crtbegin.c: Likewise.
11530 * config/i386/cygming-crtend.c: Likewise.
11531 * config/i386/cygwin.asm: Likewise.
11532 * config/i386/emmintrin.h: Likewise.
11533 * config/i386/gmm_malloc.h: Likewise.
11534 * config/i386/gthr-win32.c: Likewise.
11535 * config/i386/i386.h: Likewise.
11536 * config/i386/immintrin.h: Likewise.
11537 * config/i386/linux-unwind.h: Likewise.
11538 * config/i386/linux64.h: Likewise.
11539 * config/i386/mm3dnow.h: Likewise.
11540 * config/i386/mmintrin-common.h: Likewise.
11541 * config/i386/mmintrin.h: Likewise.
11542 * config/i386/nmmintrin.h: Likewise.
11543 * config/i386/pmm_malloc.h: Likewise.
11544 * config/i386/pmmintrin.h: Likewise.
11545 * config/i386/smmintrin.h: Likewise.
11546 * config/i386/sol2-c1.asm: Likewise.
11547 * config/i386/sol2-ci.asm: Likewise.
11548 * config/i386/sol2-cn.asm: Likewise.
11549 * config/i386/sol2-gc1.asm: Likewise.
11550 * config/i386/tmmintrin.h: Likewise.
11551 * config/i386/unix.h: Likewise.
11552 * config/i386/w32-unwind.h: Likewise.
11553 * config/i386/wmmintrin.h: Likewise.
11554 * config/i386/x86-64.h: Likewise.
11555 * config/i386/x86intrin.h: Likewise.
11556 * config/i386/xmmintrin.h: Likewise.
11557 * config/ia64/crtbegin.asm: Likewise.
11558 * config/ia64/crtend.asm: Likewise.
11559 * config/ia64/crtfastmath.c: Likewise.
11560 * config/ia64/crti.asm: Likewise.
11561 * config/ia64/crtn.asm: Likewise.
11562 * config/ia64/fde-glibc.c: Likewise.
11563 * config/ia64/lib1funcs.asm: Likewise.
11564 * config/ia64/linux-unwind.h: Likewise.
11565 * config/ia64/quadlib.c: Likewise.
11566 * config/ia64/unwind-ia64.c: Likewise.
11567 * config/linux.h: Likewise.
11568 * config/m32c/m32c-lib1.S: Likewise.
11569 * config/m32c/m32c-lib2-trapv.c: Likewise.
11570 * config/m32c/m32c-lib2.c: Likewise.
11571 * config/m32r/initfini.c: Likewise.
11572 * config/m68hc11/larith.asm: Likewise.
11573 * config/m68hc11/m68hc11-crt0.S: Likewise.
11574 * config/m68k/cf.md: Likewise.
11575 * config/m68k/crti.s: Likewise.
11576 * config/m68k/crtn.s: Likewise.
11577 * config/m68k/lb1sf68.asm: Likewise.
11578 * config/m68k/linux-unwind.h: Likewise.
11579 * config/mcore/crti.asm: Likewise.
11580 * config/mcore/crtn.asm: Likewise.
11581 * config/mcore/lib1.asm: Likewise.
11582 * config/mips/linux-unwind.h: Likewise.
11583 * config/mips/loongson.h: Likewise.
11584 * config/mips/mips16.S: Likewise.
11585 * config/mmix/crti.asm: Likewise.
11586 * config/mmix/crtn.asm: Likewise.
11587 * config/pa/fptr.c: Likewise.
11588 * config/pa/hpux-unwind.h: Likewise.
11589 * config/pa/lib2funcs.asm: Likewise.
11590 * config/pa/linux-atomic.c: Likewise.
11591 * config/pa/linux-unwind.h: Likewise.
11592 * config/pa/milli64.S: Likewise.
11593 * config/pa/quadlib.c: Likewise.
11594 * config/pa/stublib.c: Likewise.
11595 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11596 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11597 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11598 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11599 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11600 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11601 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11602 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11603 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11604 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11605 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11606 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11607 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11608 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11609 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11610 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11611 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11612 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11613 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11614 * config/rs6000/750cl.h: Likewise.
11615 * config/rs6000/altivec.h: Likewise.
11616 * config/rs6000/biarch64.h: Likewise.
11617 * config/rs6000/crtresfpr.asm: Likewise.
11618 * config/rs6000/crtresgpr.asm: Likewise.
11619 * config/rs6000/crtresxfpr.asm: Likewise.
11620 * config/rs6000/crtresxgpr.asm: Likewise.
11621 * config/rs6000/crtsavfpr.asm: Likewise.
11622 * config/rs6000/crtsavgpr.asm: Likewise.
11623 * config/rs6000/darwin-asm.h: Likewise.
11624 * config/rs6000/darwin-fallback.c: Likewise.
11625 * config/rs6000/darwin-fpsave.asm: Likewise.
11626 * config/rs6000/darwin-ldouble.c: Likewise.
11627 * config/rs6000/darwin-tramp.asm: Likewise.
11628 * config/rs6000/darwin-unwind.h: Likewise.
11629 * config/rs6000/darwin-vecsave.asm: Likewise.
11630 * config/rs6000/darwin-world.asm: Likewise.
11631 * config/rs6000/e500crtres32gpr.asm: Likewise.
11632 * config/rs6000/e500crtres64gpr.asm: Likewise.
11633 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11634 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11635 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11636 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11637 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11638 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11639 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11640 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11641 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11642 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11643 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11644 * config/rs6000/eabi-ci.asm: Likewise.
11645 * config/rs6000/eabi-cn.asm: Likewise.
11646 * config/rs6000/eabi.asm: Likewise.
11647 * config/rs6000/linux-unwind.h: Likewise.
11648 * config/rs6000/linux64.h: Likewise.
11649 * config/rs6000/paired.h: Likewise.
11650 * config/rs6000/paired.md: Likewise.
11651 * config/rs6000/ppc64-fp.c: Likewise.
11652 * config/rs6000/ppu_intrinsics.h: Likewise.
11653 * config/rs6000/rs6000.h: Likewise.
11654 * config/rs6000/si2vmx.h: Likewise.
11655 * config/rs6000/sol-ci.asm: Likewise.
11656 * config/rs6000/sol-cn.asm: Likewise.
11657 * config/rs6000/spe.h: Likewise.
11658 * config/rs6000/spu2vmx.h: Likewise.
11659 * config/rs6000/sysv4.h: Likewise.
11660 * config/rs6000/tramp.asm: Likewise.
11661 * config/rs6000/vec_types.h: Likewise.
11662 * config/s390/linux-unwind.h: Likewise.
11663 * config/s390/tpf-unwind.h: Likewise.
11664 * config/score/crti.asm: Likewise.
11665 * config/score/crtn.asm: Likewise.
11666 * config/sh/crt1.asm: Likewise.
11667 * config/sh/crti.asm: Likewise.
11668 * config/sh/crtn.asm: Likewise.
11669 * config/sh/divtab-sh4-300.c: Likewise.
11670 * config/sh/divtab-sh4.c: Likewise.
11671 * config/sh/divtab.c: Likewise.
11672 * config/sh/lib1funcs-4-300.asm: Likewise.
11673 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11674 * config/sh/lib1funcs.asm: Likewise.
11675 * config/sh/lib1funcs.h: Likewise.
11676 * config/sh/linux-atomic.asm: Likewise.
11677 * config/sh/linux-unwind.h: Likewise.
11678 * config/sh/shmedia.h: Likewise.
11679 * config/sh/sshmedia.h: Likewise.
11680 * config/sh/ushmedia.h: Likewise.
11681 * config/sparc/crtfastmath.c: Likewise.
11682 * config/sparc/linux-unwind.h: Likewise.
11683 * config/sparc/sol2-c1.asm: Likewise.
11684 * config/sparc/sol2-ci.asm: Likewise.
11685 * config/sparc/sol2-cn.asm: Likewise.
11686 * config/spu/divmodti4.c: Likewise.
11687 * config/spu/divv2df3.c: Likewise.
11688 * config/spu/float_disf.c: Likewise.
11689 * config/spu/float_unsdidf.c: Likewise.
11690 * config/spu/float_unsdisf.c: Likewise.
11691 * config/spu/float_unssidf.c: Likewise.
11692 * config/spu/mfc_multi_tag_release.c: Likewise.
11693 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11694 * config/spu/mfc_tag_release.c: Likewise.
11695 * config/spu/mfc_tag_reserve.c: Likewise.
11696 * config/spu/mfc_tag_table.c: Likewise.
11697 * config/spu/multi3.c: Likewise.
11698 * config/spu/spu_internals.h: Likewise.
11699 * config/spu/spu_intrinsics.h: Likewise.
11700 * config/spu/spu_mfcio.h: Likewise.
11701 * config/spu/vec_types.h: Likewise.
11702 * config/spu/vmx2spu.h: Likewise.
11703 * config/stormy16/stormy16-lib2.c: Likewise.
11704 * config/svr4.h: Likewise.
11705 * config/sync.c: Likewise.
11706 * config/v850/lib1funcs.asm: Likewise.
11707 * config/vxlib-tls.c: Likewise.
11708 * config/vxlib.c: Likewise.
11709 * config/vxworks-dummy.h: Likewise.
11710 * config/xtensa/crti.asm: Likewise.
11711 * config/xtensa/crtn.asm: Likewise.
11712 * config/xtensa/ieee754-df.S: Likewise.
11713 * config/xtensa/ieee754-sf.S: Likewise.
11714 * config/xtensa/lib1funcs.asm: Likewise.
11715 * config/xtensa/lib2funcs.S: Likewise.
11716 * config/xtensa/linux-unwind.h: Likewise.
11717 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11718 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11719 * coretypes.h: Likewise.
11720 * crtstuff.c: Likewise.
11721 * defaults.h: Likewise.
11722 * dwarf2.h: Likewise.
11723 * emutls.c: Likewise.
11724 * gbl-ctors.h: Likewise.
11725 * gcov-io.h: Likewise.
11726 * ginclude/float.h: Likewise.
11727 * ginclude/iso646.h: Likewise.
11728 * ginclude/stdarg.h: Likewise.
11729 * ginclude/stdbool.h: Likewise.
11730 * ginclude/stddef.h: Likewise.
11731 * ginclude/stdfix.h: Likewise.
11732 * ginclude/stdint-gcc.h: Likewise.
11733 * ginclude/tgmath.h: Likewise.
11734 * gthr-aix.h: Likewise.
11735 * gthr-dce.h: Likewise.
11736 * gthr-gnat.c: Likewise.
11737 * gthr-gnat.h: Likewise.
11738 * gthr-lynx.h: Likewise.
11739 * gthr-mipssde.h: Likewise.
11740 * gthr-nks.h: Likewise.
11741 * gthr-posix.c: Likewise.
11742 * gthr-posix.h: Likewise.
11743 * gthr-posix95.h: Likewise.
11744 * gthr-rtems.h: Likewise.
11745 * gthr-single.h: Likewise.
11746 * gthr-solaris.h: Likewise.
11747 * gthr-tpf.h: Likewise.
11748 * gthr-vxworks.h: Likewise.
11749 * gthr-win32.h: Likewise.
11750 * gthr.h: Likewise.
11751 * libgcc2.c: Likewise.
11752 * libgcc2.h: Likewise.
11753 * libgcov.c: Likewise.
11754 * tsystem.h: Likewise.
11755 * typeclass.h: Likewise.
11756 * unwind-c.c: Likewise.
11757 * unwind-compat.h: Likewise.
11758 * unwind-dw2-fde-compat.c: Likewise.
11759 * unwind-dw2-fde-darwin.c: Likewise.
11760 * unwind-dw2-fde-glibc.c: Likewise.
11761 * unwind-dw2-fde.c: Likewise.
11762 * unwind-dw2-fde.h: Likewise.
11763 * unwind-dw2.c: Likewise.
11764 * unwind-dw2.h: Likewise.
11765 * unwind-generic.h: Likewise.
11766 * unwind-pe.h: Likewise.
11767 * unwind-sjlj.c: Likewise.
11768 * unwind.inc: Likewise.
11769 * config/arm/neon-gen.ml: Change generated copyright header to
11770 refer to version 3 of the GNU General Public License with
11771 version 3.1 of the GCC Runtime Library Exception and to point
11772 readers at the COPYING3 and COPYING3.RUNTIME files and the
11773 FSF's license web page.
11774 * config/arm/arm_neon.h: Regenerate.
11776 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11778 * config/cris/cris.md: Change copyright header to refer to version
11779 3 of the GNU General Public License.
11780 * doc/install.texi2html: Change copyright header to refer to version
11781 3 of the GNU General Public License and to point readers at the
11782 COPYING3 file and the FSF's license web page.
11783 * config/vax/linux.h: Likewise.
11785 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11787 * config/i386/i386.md (cmpcc): New.
11788 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11789 (sync_compare_and_swap_cc*): Delete.
11791 * config/s390/s390.c (s390_compare_emitted): Remove.
11792 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11793 s390_compare_emitted used to be handled. Assert that modes match.
11794 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11795 refer to sync_compare_and_swap_ccsi.
11796 * config/s390/s390.h (s390_compare_emitted): Remove.
11797 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11798 instead of s390_compare_emitted.
11799 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11800 instead of s390_compare_emitted.
11801 * config/s390/s390.md (cmpcc): New.
11802 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11803 CC_REGNUM, do not pretend it's set.
11804 (sync_compare_and_swap_cc*): Delete.
11805 * config/s390/predicates.md (cc_reg_operand): New.
11807 * expr.c (sync_compare_and_swap_cc): Delete.
11808 * optabs.h (sync_compare_and_swap_cc): Delete.
11809 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11810 is being used with can_compare_p.
11811 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11812 (find_cc_set): New.
11813 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11814 look for a MODE_CC set instead. Use emit_store_flag.
11815 (expand_compare_and_swap_loop): Likewise, with some additional
11816 complication to avoid a force_reg when useless. Use
11817 emit_cmp_and_jump_insns.
11818 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11819 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11820 sync_compare_and_swap documentation.
11822 2009-04-09 Jan Hubicka <jh@suse.cz>
11824 * except.c (find_prev_try): Break out from ....
11825 (duplicate_eh_regions): ... here; properly update prev_try pointers
11826 when duplication part of tree.
11827 (dump_eh_tree): Improve dumping.
11828 (verify_eh_region): New.
11829 (verify_eh_tree): Use it.
11831 2009-04-06 Richard Guenther <rguenther@suse.de>
11833 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11834 &ARRAY addresses by adjusting their types and prepending
11836 * tree-cfg.c (verify_gimple_assign_single): Verify that
11837 addresses are correct.
11839 2009-04-09 Richard Guenther <rguenther@suse.de>
11841 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11842 indices into an array reference if possible.
11843 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11844 Fold POINTER_PLUS_EXPR statements with invariant address.
11846 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11849 * config.gcc (powerpc64-*-linux*): Always build biarch.
11851 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11854 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11855 it and pedwarn if this results in an INTEGER_CST.
11857 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11859 * doc/install.texi: Update minimum GMP version. Remove obsolete
11860 text in MPFR section.
11862 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11864 * dwarf2out.c (class_scope_p): New static inline.
11865 (class_or_namespace_scope_p): Use it.
11866 (gen_variable_die): Use DW_TAG_member tag for static data member
11867 declarations instead of DW_TAG_variable.
11869 PR middle-end/39573
11870 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11873 2009-04-08 Richard Guenther <rguenther@suse.de>
11875 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11876 valueize random data.
11878 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11880 * config.gcc (aix tm_file): Add aix-stdint.h.
11881 (aix tm clause use_gcc_stdint): Set to wrap.
11882 * config/rs6000/aix-stdint.h: New file.
11884 2009-04-08 Richard Guenther <rguenther@suse.de>
11886 PR middle-end/36291
11887 * tree-dfa.c (add_referenced_var): Do not recurse into
11888 global initializers.
11889 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11891 (fold_const_aggregate_ref): Likewise.
11893 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11895 * recog.c (ordered_comparison_operator): New.
11896 * gensupport.c (std_preds): Add it.
11897 * doc/md.texi (Machine-Independent Predicates): Document it.
11899 2009-04-08 Jan Hubicka <jh@suse.cz>
11901 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11902 * function.h (rtl_eh): Remove exception_handler_label_map.
11903 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11904 remove_exception_handler_label, for_each_eh_label_1): Remove.
11905 (rtl_remove_unreachable_regions): Remove.
11906 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11907 (find_exception_handler_labels): Don't build the hashtable.
11908 (maybe_remove_eh_handler): Remove.
11909 (for_each_eh_label): Rewrite to walk the tree.
11910 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11911 * except.h (maybe_remove_eh_handler): Remove.
11912 * passes.c (init_optimization_passes): Schedule second EH cleanup
11914 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11915 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11917 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11919 * genoutput.c (validate_optab_operands): New.
11920 (gen_insn, gen_expand): Call it.
11922 * genflags.c (gen_insn): Detect misused iterators.
11923 (main): Pass line_no to gen_insn, exit with status 1 on error.
11925 * genextract.c (line_no): Make global.
11926 (VEC_safe_set_locstr): Change assertion to error message.
11927 (main): Exit with status 1 on error.
11929 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11933 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11934 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11935 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11936 * c-convert.c (convert): Do not call fold on results of conversion
11937 functions when the result is a C_MAYBE_CONST_EXPR.
11938 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11939 of __builtin_choose_expr.
11940 * c-typeck.c (remove_c_maybe_const_expr): New.
11941 (build_unary_op, build_conditional_expr, build_compound_expr,
11942 build_binary_op, c_objc_common_truthvalue_conversion): Call
11943 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11946 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11948 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11949 CODE to produce a new one. Add a prototype to use fold_convert_const
11951 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11954 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11955 mix declarations and code.
11957 2009-04-08 Ben Elliston <bje@au.ibm.com>
11959 * gcc.c: Replace `CC' with `GCC' throughout.
11961 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11963 * doc/invoke.texi: Document Atom support.
11965 2009-04-07 Jason Merrill <jason@redhat.com>
11968 * c-common.h, c-common.c: Add flag_pretty_templates.
11969 * c-opts.c (c_common_handle_option): Set it.
11970 * c.opt: Add -fno-pretty-templates.
11971 * doc/invoke.texi (C++ Dialect Options): Likewise.
11973 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11975 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11976 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11977 (ia64_expand_builtin): Likewise.
11979 2009-04-07 Martin Jambor <mjambor@suse.cz>
11981 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11982 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11983 ADDR_EXPRS are include too.
11985 2009-04-07 Richard Guenther <rguenther@suse.de>
11987 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11988 decls are only used if passes as parameters or if they are
11989 local statics and the call is not to a builtin.
11990 (call_may_clobber_ref_p_1): Likewise.
11992 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11994 * expr.c (do_store_flag): Remove last argument. Simplify code
11995 to avoid duplication of tests already done by can_compare_p.
11996 (expand_expr_real_1): Adjust caller.
11998 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12000 * optabs.c (can_compare_p): Test the predicate of a
12001 cbranch and cstore pattern.
12003 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12005 * expr.c (convert_move): Use emit_store_flag instead of
12008 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12010 * config/i386/i386.c (ix86_compare_emitted): Remove.
12011 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12012 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12013 * config/i386/i386.h (ix86_compare_emitted): Remove.
12014 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12015 instead of ix86_compare_emitted.
12016 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12018 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12020 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12021 Add t-sysroot-suffix to tmake_file.
12022 * config/print-sysroot-suffix.sh: New file.
12023 * config/t-sysroot-suffix: New file.
12025 2009-04-07 Ben Elliston <bje@au.ibm.com>
12027 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12028 as the latter produces a warning when the target does not support
12031 2009-04-07 Ben Elliston <bje@au.ibm.com>
12033 * dfp.c: Replace type punning assignments with memcpy throughout.
12034 * Makefile.in (dfp.o-warn): Remove.
12036 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12039 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12040 Include soft-fp/t-softfp after rs6000/t-linux64.
12042 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12044 * stor-layout.c (set_sizetype): Use the full precision of their
12045 machine mode for bitsize types.
12047 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12049 * config/i386/i386.md: Revert 2 accidental checkins.
12051 2009-04-06 Joey Ye <joey.ye@intel.com>
12052 Xuepeng Guo <xuepeng.guo@intel.com>
12053 H.J. Lu <hongjiu.lu@intel.com>
12055 Atom pipeline model, tuning and insn selection.
12056 * config.gcc (atom): Add atom config options and target.
12058 * config/i386/atom.md: New.
12060 * config/i386/i386.c (atom_cost): New cost.
12061 (m_ATOM): New macro flag.
12062 (initial_ix86_tune_features): Set m_ATOM.
12063 (x86_accumulate_outgoing_args): Likewise.
12064 (x86_arch_always_fancy_math_387): Likewise.
12065 (processor_target): Add Atom cost.
12066 (cpu_names): Add Atom cpu name.
12067 (override_options): Set Atom ISA.
12068 (ix86_issue_rate): New case PROCESSOR_ATOM.
12069 (ix86_adjust_cost): Likewise.
12071 * config/i386/i386.h (TARGET_ATOM): New target macro.
12072 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12073 (TARGET_OPT_AGU): New target option.
12074 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12075 (processor_type): Add PROCESSOR_ATOM.
12077 * config/i386/i386.md (cpu): Add new value "atom".
12078 (use_carry, movu): New attr.
12079 (atom.md): Include atom.md.
12080 (adddi3_carry_rex64): Set attr "use_carry".
12081 (addqi3_carry): Likewise.
12082 (addhi3_carry): Likewise.
12083 (addsi3_carry): Likewise.
12084 (*addsi3_carry_zext): Likewise.
12085 (subdi3_carry_rex64): Likewise.
12086 (subqi3_carry): Likewise.
12087 (subhi3_carry): Likewise.
12088 (subsi3_carry): Likewise.
12089 (x86_movdicc_0_m1_rex64): Likewise.
12090 (*x86_movdicc_0_m1_se): Likewise.
12091 (x86_movsicc_0_m1): Likewise.
12092 (*x86_movsicc_0_m1_se): Likewise.
12093 (*adddi_1_rex64): Emit add insn as much as possible.
12094 (*addsi_1): Likewise.
12095 (return_internal): Set atom_unit.
12096 (return_internal_long): Likewise.
12097 (return_pop_internal): Likewise.
12098 (*rcpsf2_sse): Set atom_sse_attr attr.
12099 (*qrt<mode>2_sse): Likewise.
12100 (*prefetch_sse): Likewise.
12102 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12104 (ix86_target_macros_internal): Likewise.
12106 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12107 (*prefetch_sse_rex): Likewise.
12108 (sse_rcpv4sf2): Likewise.
12109 (sse_vmrcpv4sf2): Likewise.
12110 (sse_sqrtv4sf2): Likewise.
12111 (<sse>_vmsqrt<mode>2): Likewise.
12112 (sse_ldmxcsr): Likewise.
12113 (sse_stmxcsr): Likewise.
12114 (*sse_sfence): Likewise.
12115 (sse2_clflush): Likewise.
12116 (*sse2_mfence): Likewise.
12117 (*sse2_lfence): Likewise.
12118 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12119 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12120 (avx_movdqu<avxmodesuffix>): Likewise.
12121 (avx_lddqu<avxmodesuffix>): Likewise.
12122 (sse2_movntv2di): Change attr "type" to "ssemov".
12123 (sse2_movntsi): Likewise.
12124 (rsqrtv8sf2): Change attr "type" to "sseadd".
12125 (sse3_addsubv2df3): Set attr "atom_unit".
12126 (sse3_h<plusminus_insn>v4sf3): Likewise.
12127 (*sse2_pmaddwd): Likewise.
12128 (*vec_extractv2di_1_rex64): Likewise.
12129 (*vec_extractv2di_1_avx): Likewise.
12130 (sse2_psadbw): Likewise.
12131 (ssse3_phaddwv8hi3): Likewise.
12132 (ssse3_phaddwv4hi3): Likewise.
12133 (ssse3_phadddv4si3): Likewise.
12134 (ssse3_phadddv2si3): Likewise.
12135 (ssse3_phaddswv8hi3): Likewise.
12136 (ssse3_phaddswv4hi3): Likewise.
12137 (ssse3_phsubwv8hi3): Likewise.
12138 (ssse3_phsubwv4hi3): Likewise.
12139 (ssse3_phsubdv4si3): Likewise.
12140 (ssse3_phsubdv2si3): Likewise.
12141 (ssse3_phsubswv8hi3): Likewise.
12142 (ssse3_phsubswv4hi3): Likewise.
12143 (ssse3_pmaddubsw128): Likewise.
12144 (sse3_pmaddubsw: Likewise.
12145 (ssse3_palignrti): Likewise.
12146 (ssse3_palignrdi): Likewise.
12148 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12150 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12152 2009-04-06 Richard Guenther <rguenther@suse.de>
12154 PR tree-optimization/28868
12155 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12156 of which PHI results we inserted.
12157 (insert_into_preds_of_block): Record inserted PHIs.
12158 (eliminate): Eliminate redundant PHI nodes.
12159 (init_pre): Init inserted_phi_names.
12161 2009-04-06 Richard Guenther <rguenther@suse.de>
12163 PR tree-optimization/39643
12164 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12165 IMAGPART_EXPRs of complex constants.
12166 (execute_fold_all_builtins): If we folded a call queue
12167 TODO_update_address_taken.
12169 2009-04-06 Jan Hubicka <jh@suse.cz>
12171 PR middle-end/39659
12172 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12175 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12177 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12179 (ic_invalidate_array): Likewise.
12181 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12183 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12184 alignment for library calls.
12186 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12188 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12189 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12190 * config/i386/mingw-stdint.h: New file.
12192 2009-04-05 Richard Guenther <rguenther@suse.de>
12194 PR tree-optimization/39648
12195 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12196 our &A vs. &A[0] IL deficiencies.
12198 2009-04-04 Jan Hubicka <jh@suse.cz>
12200 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12201 removed toplevel regions.
12202 (sjlj_mark_call_sites): Likewise.
12204 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12206 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12207 (cygwin tm clause use_gcc_stdint): Set to wrap.
12208 * config/i386/cygwin-stdint.h: New file.
12210 2009-04-04 Richard Guenther <rguenther@suse.de>
12212 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12213 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12214 single-argument PHIs if we are in loop-closed SSA form.
12215 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12216 for the pre-condition.
12217 (slpeel_tree_peel_loop_to_edge): Likewise.
12218 (vect_build_loop_niters): Take an optional sequence to append stmts.
12219 (vect_generate_tmps_on_preheader): Likewise.
12220 (vect_do_peeling_for_loop_bound): Take extra guards for the
12222 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12223 the cost model check.
12224 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12225 guards if we are going to peel. Do not apply versioning in that case.
12226 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12227 (vect_do_peeling_for_loop_bound): Likewise.
12228 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12229 loop bound only record extra pre-conditions, do not apply loop
12232 2009-04-04 Richard Guenther <rguenther@suse.de>
12234 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12237 2009-04-04 Jan Hubicka <jh@suse.cz>
12239 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12240 last_basic_block for size of bb->index indexed array.
12241 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12242 compute_out, link_btr_uses, build_btr_def_use_webs,
12243 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12245 2009-04-04 Jan Hubicka <jh@suse.cz>
12247 * except.c (remove_eh_handler_and_replace): Break out from ...
12248 (remove_eh_handler): ... here.
12249 (bring_to_root): New function.
12250 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12251 handled ones, bring others to root of tree.
12253 2009-04-04 Jan Hubicka <jh@suse.cz>
12255 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12256 (all_phis_safe_to_merge): New function.
12257 (update_info): New structure.
12258 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12259 (cleanup_empty_eh): Update SSA if possible.
12261 2009-04-04 Richard Guenther <rguenther@suse.de>
12263 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12264 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12265 (append_vuse): Likewise.
12267 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12269 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12270 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12271 instead of REG_UNSAVED for DW_CFA_undefined.
12272 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12273 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12276 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12279 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12280 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12281 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12283 2009-04-04 Richard Guenther <rguenther@suse.de>
12285 PR tree-optimization/8781
12286 PR tree-optimization/37892
12287 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12288 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12289 (valueize_refs): Call it for *& valueizations.
12290 (shared_reference_ops_from_ref): Rename to ...
12291 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12292 (shared_reference_ops_from_call): Rename to ...
12293 (valueize_shared_reference_ops_from_call): ... this and valueize.
12294 (vn_reference_lookup): Update.
12295 (visit_reference_op_call): Likewise.
12296 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12297 (eliminate): Value-replace the call address in call statements.
12299 2009-04-04 Richard Guenther <rguenther@suse.de>
12301 PR tree-optimization/39636
12302 * tree-ssa-forwprop.c
12303 (forward_propagate_addr_into_variable_array_index): Check for
12304 GIMPLE_ASSIGN before accessing the rhs code.
12306 2009-04-03 Jason Merrill <jason@redhat.com>
12308 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12310 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12312 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12313 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12314 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12315 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12316 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12317 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12318 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12319 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12320 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12321 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12322 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12323 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12324 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12325 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12326 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12327 Use fr_reg_or_fp01_operand instead of fr_register_operand
12329 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12330 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12331 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12333 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12335 PR rtl-optimization/39607
12336 PR rtl-optimization/39631
12340 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12341 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12342 instead of DF_LR_OUT.
12343 * ira-lives.c (process_bb_node_lives): Ditto.
12344 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12345 instead of DF_LR_{OUT,IN}.
12346 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12347 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12349 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12351 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12352 (execute_lower_omp): Always run but take the short way out if -fopenmp
12354 (gate_lower_omp): Remove, forcing the pass manager to always run the
12355 pass and always set PROP_gimple_lomp.
12356 (pass_lower_omp): Remove gate function.
12357 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12358 PROP_trees. Instead, require it.
12359 * ipa-cp.c (pass_ipa_cp): Likewise.
12360 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12361 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12362 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12363 and PROP_gimple_leh.
12365 2009-04-03 Richard Guenther <rguenther@suse.de>
12367 PR middle-end/13146
12368 PR tree-optimization/23940
12369 PR tree-optimization/33237
12370 PR middle-end/33974
12371 PR middle-end/34093
12372 PR tree-optimization/36201
12373 PR tree-optimization/36230
12374 PR tree-optimization/38049
12375 PR tree-optimization/38207
12376 PR tree-optimization/38230
12377 PR tree-optimization/38301
12378 PR tree-optimization/38585
12379 PR middle-end/38895
12380 PR tree-optimization/38985
12381 PR tree-optimization/39299
12382 * tree-ssa-structalias.h: Remove.
12383 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12384 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12385 (struct vuse_element_d): Remove.
12386 (struct vuse_vec_d): Likewise.
12387 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12388 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12389 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12390 VUSE_ELEMENT_VAR): Likewise.
12391 (struct voptype_d): Likewise.
12392 (NUM_VOP_FREE_BUCKETS): Likewise.
12393 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12394 (struct stmt_operands_d): Remove.
12395 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12396 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12397 VDEF_NUM, VDEF_VECT): Likewise.
12398 (copy_virtual_operands): Remove.
12399 (operand_build_cmp): Likewise.
12400 (create_ssa_artificial_load_stmt): Likewise.
12401 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12402 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12403 vuse_index and mayuse_index members. Pack and move done and iter_type
12404 members to the front.
12405 (SSA_OP_VMAYUSE): Remove.
12406 (SSA_OP_VIRTUAL_USES): Adjust.
12407 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12408 (unlink_stmt_vdef): Declare.
12409 (add_to_addressable_set): Remove.
12410 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12411 (vrp_visit_stmt): Likewise.
12412 * doc/tree-ssa.texi (Alias analysis): Update.
12413 * doc/invoke.texi (max-aliased-vops): Remove docs.
12414 (avg-aliased-vops): Likewise.
12415 * tree-into-ssa.c (syms_to_rename): Remove.
12416 (need_to_update_vops_p): Likewise.
12417 (need_to_initialize_update_ssa_p): Rename to ...
12418 (update_ssa_initialized_fn): ... this. Track function we are
12420 (symbol_marked_for_renaming): Simplify.
12421 (add_new_name_mapping): Do not set need_to_update_vops_p.
12422 (dump_currdefs): Use SYMS_TO_RENAME.
12423 (rewrite_update_stmt): Always walk all uses/defs.
12424 (dump_update_ssa): Adjust.
12425 (init_update_ssa): Take function argument. Track what we are
12427 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12428 (create_new_def_for): Initialize for cfun, assert we are initialized
12430 (mark_sym_for_renaming): Simplify.
12431 (mark_set_for_renaming): Do not initialize update-ssa.
12432 (need_ssa_update_p): Simplify. Take function argument.
12433 (name_mappings_registered_p): Assert we ask for the correct function.
12434 (name_registered_for_update_p): Likewise.
12435 (ssa_names_to_replace): Likewise.
12436 (release_ssa_name_after_update_ssa): Likewise.
12437 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12438 (dump_decl_set): Do not print a newline.
12439 (debug_decl_set): Do it here.
12440 (dump_update_ssa): And here.
12441 * tree-ssa-loop-im.c (move_computations): Adjust.
12442 (movement_possibility): Likewise.
12443 (determine_max_movement): Likewise.
12444 (gather_mem_refs_stmt): Likewise.
12445 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12446 or NAME_MEMORY_TAG.
12447 * tree-complex.c (update_all_vops): Remove.
12448 (expand_complex_move): Adjust.
12449 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12450 Simplify test for memory referencing statement. Exclude
12451 non-invariant ADDR_EXPRs.
12452 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12453 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12454 (rdg_flag_uses): Likewise.
12455 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12457 (tree_optimize_tail_calls_1): Also split the
12458 edge from the entry block if we have degenerate PHI nodes in
12459 the first basic block.
12460 * tree.c (init_ttree): Remove memory-tag related code.
12461 (tree_code_size): Likewise.
12462 (tree_node_structure): Likewise.
12463 (build7_stat): Re-write to be build6_stat.
12464 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12465 (SSA_VAR_P): Adjust.
12466 (struct tree_memory_tag): Remove.
12467 (struct tree_memory_partition_tag): Likewise.
12468 (union tree_node): Adjust.
12469 (build7): Re-write to be build6.
12470 * tree-pass.h (pass_reset_cc_flags): Remove.
12471 (TODO_update_address_taken): New flag.
12472 (pass_simple_dse): Remove.
12473 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12474 * params.h (MAX_ALIASED_VOPS): Remove.
12475 (AVG_ALIASED_VOPS): Likewise.
12476 * omp-low.c (expand_omp_taskreg): Update SSA form.
12477 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12478 aliases the lhs in a copy stmt.
12479 * tree-ssa-dse.c (struct address_walk_data): Remove.
12480 (memory_ssa_name_same): Likewise.
12481 (memory_address_same): Likewise.
12482 (get_kill_of_stmt_lhs): Likewise.
12483 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12484 unused stores. Look through PHI nodes into post-dominated regions.
12485 (dse_optimize_stmt): Simplify. Properly remove stores.
12486 (tree_ssa_dse): Compute dominators.
12487 (execute_simple_dse): Remove.
12488 (pass_simple_dse): Likewise.
12489 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12490 gimple_loaded_syms and gimple_stored_syms computation.
12491 * toplev.c (dump_memory_report): Dump alias and pta stats.
12492 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12493 (vn_reference_eq): Likewise.
12494 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12495 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12496 valueize_vuses): Remove.
12497 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12498 (get_def_ref_stmt_vuse): ... this.
12499 (vn_reference_lookup_2): New function.
12500 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12501 walking equivalent vuses. Simplify.
12502 (vn_reference_lookup): Likewise.
12503 (vn_reference_insert): Likewise.
12504 (vn_reference_insert_pieces): Likewise.
12505 (visit_reference_op_call): Simplify.
12506 (visit_reference_op_load): Likewise.
12507 (visit_reference_op_store): Likewise.
12508 (init_scc_vn): Remove shared_lookup_vuses initialization.
12509 (free_scc_vn): Remove shared_lookup_vuses freeing.
12510 (sort_vuses, sort_vuses_heap): Remove.
12511 (get_ref_from_reference_ops): Export.
12512 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12513 vector with single vuse pointer.
12514 (vn_reference_lookup_pieces, vn_reference_lookup,
12515 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12516 (shared_vuses_from_stmt): Remove.
12517 (get_ref_from_reference_ops): Declare.
12518 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12519 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12520 memory-tag related code.
12521 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12522 (likely_value): Add comment, skip static-chain of call statements.
12523 (surely_varying_stmt_p): Adjust.
12524 (gimplify_and_update_call_from_tree): Likewise.
12525 (execute_fold_all_builtins): Do not rebuild alias info.
12526 (gimplify_and_update_call_from_tree): Properly update VOPs.
12527 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12528 (copy_ref_info): Remove memory-tag related code.
12529 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12530 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12531 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12533 * tree-ssa-dom.c (gimple_p): Remove typedef.
12534 (eliminate_redundant_computations): Adjust.
12535 (record_equivalences_from_stmt): Likewise.
12536 (avail_expr_hash): Likewise.
12537 (avail_expr_eq): Likewise.
12538 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12539 (stmt_makes_single_load): Likewise.
12540 (stmt_makes_single_store): Likewise.
12541 * tree-ssa-alias.c: Rewrite completely.
12542 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12543 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12544 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12545 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12546 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12547 Remove public functions.
12548 (pass_reset_cc_flags): Remove.
12549 (pass_build_alias): Move ...
12550 * tree-ssa-structalias.c (pass_build_alias): ... here.
12551 * tree-ssa-alias.c (may_be_aliased): Move ...
12552 * tree-flow-inline.h (may_be_aliased): ... here.
12553 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12554 count_uses_and_derefs): Move ...
12555 * gimple.c: ... here.
12556 * gimple.h (count_uses_and_derefs): Declare.
12557 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12558 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12559 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12560 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12561 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12562 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12563 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12565 * tree-dfa.c (refs_may_alias_p): Move ...
12566 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12567 * tree-ssa-alias.h: New file.
12568 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12569 (statement_sink_location): Likewise.
12570 * opts.c (decode_options): Do not adjust max-aliased-vops or
12571 avg-aliased-vops values.
12572 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12573 (TV_CALL_CLOBBER): Likewise.
12574 (TV_FLOW_SENSITIVE): Likewise.
12575 (TV_FLOW_INSENSITIVE): Likewise.
12576 (TV_MEMORY_PARTITIONING): Likewise.
12577 (TV_ALIAS_STMT_WALK): New timevar.
12578 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12579 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12580 (get_address_description): Remove memory-tag related code.
12581 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12582 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12583 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12584 and immediate uses in statements. Document.
12585 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12586 (dump_symbols): Remove.
12587 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12588 * alias.c (get_deref_alias_set): New function split out from ...
12589 (get_alias_set): ... here.
12590 * alias.h (get_deref_alias_set): Declare.
12591 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12592 type parameter. Remove restrict pointer handling. Create a
12593 ref-all pointer in case type-based alias sets do not conflict.
12594 (vect_analyze_data_refs): Remove SMT related code.
12595 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12596 (vectorizable_load): Likewise.
12597 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12598 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12599 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12600 Ignore vops and SMTs.
12601 (dr_analyze_alias): Likewise..
12602 (free_data_ref): Likewise.
12603 (create_data_ref): Likewise.
12604 (analyze_all_data_dependences): Likewise.
12605 (get_references_in_stmt): Adjust.
12606 * tree-flow-inline.h (gimple_aliases_computed_p,
12607 gimple_addressable_vars, gimple_call_clobbered_vars,
12608 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12609 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12610 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12611 gimple_mem_ref_stats): Remove.
12612 (gimple_vop): New function.
12613 (op_iter_next_use): Remove vuses and mayuses cases.
12614 (op_iter_next_def): Remove vdefs case.
12615 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12616 (clear_and_done_ssa_iter): Do not set removed fields.
12617 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12618 Assert we are not iterating over vuses or vdefs if not also
12619 iterating over uses or defs.
12620 (op_iter_init_use): Likewise.
12621 (op_iter_init_def): Likewise.
12622 (op_iter_next_vdef): Remove.
12623 (op_iter_next_mustdef): Likewise.
12624 (op_iter_init_vdef): Likewise.
12625 (compare_ssa_operands_equal): Likewise.
12626 (link_use_stmts_after): Handle vuse operand.
12627 (is_call_used): Use is_call_clobbered.
12628 (is_call_clobbered): Global variables are always call clobbered,
12629 query the call-clobbers bitmap.
12630 (mark_call_clobbered): Ignore global variables.
12631 (clear_call_clobbered): Likewise.
12632 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12633 virtual operands sanity check.
12634 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12636 (TARGET_MEM_REF): Remove TMR_TAG operand.
12637 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12638 Remove call-clobber related code.
12639 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12640 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12641 partitions or escape reason.
12642 (get_single_def_stmt, get_single_def_stmt_from_phi,
12643 get_single_def_stmt_with_phi): Remove.
12644 (dump_referenced_vars): Tidy.
12645 (get_ref_base_and_extent): Allow bare decls.
12646 (collect_dfa_stats): Adjust.
12647 * graphite.c (rename_variables_in_stmt): Adjust.
12648 (graphite_copy_stmts_from_block): Likewise.
12649 (translate_clast): Likewise.
12650 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12652 (translate_vuse_through_block): Use the oracle.
12653 (phi_translate_1): Adjust.
12654 (value_dies_in_block_x): Use the oracle. Cache the outcome
12656 (valid_in_sets): Check if the VUSE for
12657 a REFERENCE is available.
12658 (eliminate): Do not remove stmts during elimination,
12659 instead queue and remove them afterwards.
12660 (do_pre): Do not rebuild alias info.
12661 (pass_pre): Run TODO_rebuild_alias before PRE.
12662 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12663 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12664 (mark_all_v_defs_stmt): Remove.
12665 (mark_all_v_defs_seq): Adjust.
12666 (sra_replace): Likewise.
12667 (scalarize_use): Likewise.
12668 (scalarize_copy): Likewise.
12669 (scalarize_init): Likewise.
12670 (scalarize_ldst): Likewise.
12671 (todoflags): Remove.
12672 (tree_sra): Do not rebuild alias info.
12673 (tree_sra_early): Adjust.
12674 (pass_sra): Run TODO_update_address_taken before SRA.
12675 * tree-predcom.c (set_alias_info): Remove.
12676 (prepare_initializers_chain): Do not call it.
12677 (mark_virtual_ops_for_renaming): Adjust.
12678 (mark_virtual_ops_for_renaming_list): Remove.
12679 (initialize_root_vars): Adjust.
12680 (initialize_root_vars_lm): Likewise.
12681 (prepare_initializers_chain): Likewise.
12682 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12683 (may_propagate_copy_into_stmt): Likewise.
12684 (merge_alias_info): Do nothing for now.
12685 (propagate_tree_value_into_stmt): Adjust.
12686 (stmt_may_generate_copy): Likewise.
12687 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12688 not mark symbols for renaming.
12689 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12690 with the same statement, make sure to update the new pointed-to one.
12691 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12692 call statements, do not mark symbols for renaming.
12693 (mark_operand_necessary): Dump something.
12694 (ref_may_be_aliased): New function.
12695 (mark_aliased_reaching_defs_necessary_1): New helper function.
12696 (mark_aliased_reaching_defs_necessary): Likewise.
12697 (mark_all_reaching_defs_necessary_1): Likewise.
12698 (mark_all_reaching_defs_necessary): Likewise.
12699 (propagate_necessity): Do not process virtual PHIs. For
12700 non-aliased loads mark all reaching definitions as necessary.
12701 For aliased loads and stores mark the immediate dominating
12702 aliased clobbers as necessary.
12703 (visited): New global static.
12704 (perform_tree_ssa_dce): Free visited bitmap after propagating
12706 (remove_dead_phis): Perform simple dead virtual PHI removal.
12707 (remove_dead_stmt): Properly unlink virtual operands when
12709 (eliminate_unnecessary_stmts): Schedule PHI removal after
12711 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12712 (process_replaceable): Likewise.
12713 (find_replaceable_in_bb): Likewise.
12714 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12715 based on the single gimple vop.
12716 (verify_flow_insensitive_alias_info): Remove.
12717 (verify_flow_sensitive_alias_info): Likewise.
12718 (verify_call_clobbering): Likewise.
12719 (verify_memory_partitions): Likewise.
12720 (verify_alias_info): Likewise.
12721 (verify_ssa): Adjust..
12722 (execute_update_addresses_taken): Export. Update SSA
12723 manually. Optimize only when optimizing. Use a local bitmap.
12724 (pass_update_address_taken): Remove TODO_update_ssa, add
12726 (pass_update_address_taken): Just use TODO_update_address_taken.
12727 (init_tree_ssa): Do not initialize addressable_vars.
12728 (verify_ssa): Verify new VUSE / VDEF properties.
12729 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12730 Do not call verify_alias_info.
12731 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12732 Do not free the loaded and stored syms bitmaps. Reset the escaped
12733 and callused solutions. Do not free addressable_vars.
12734 Remove memory-tag related code.
12735 (warn_uninitialized_var): Aliases are always available.
12736 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12737 * lambda-code.c (can_put_in_inner_loop): Adjust.
12738 (can_put_after_inner_loop): Likewise.
12739 (perfect_nestify): Likewise.
12740 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12741 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12742 (vectorizable_conversion): Do not mark symbols for renaming.
12743 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12744 (expand_call_inline): Unlink the calls virtual operands before
12746 (tree_function_versioning): Do not call update_ssa if we are not
12747 updating clones. Simplify.
12748 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12749 (propagate_with_phi): Likewise..
12750 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12751 clobber code. Assert we are not aliased or global.
12752 * tree-flow.h: Include tree-ssa-alias.h
12753 (enum escape_type): Remove.
12754 (struct mem_sym_stats_d): Likewise.
12755 (struct mem_ref_stats_d): Likewise.
12756 (struct gimple_df): Add vop member. Remove global_var,
12757 call_clobbered_vars, call_used_vars, addressable_vars,
12758 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12759 escaped and callused members.
12760 (struct ptr_info_def): Remove all members, add points-to solution
12762 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12763 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12764 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12765 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12766 (tree-ssa-alias.o): Likewise.
12767 (toplev.o): Add tree-ssa-alias.h
12768 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12769 * gimple.c (gimple_set_bb): Fix off-by-one error.
12770 (is_gimple_reg): Do not handle memory tags.
12771 (gimple_copy): Also copy virtual operands.
12772 Delay updating the statement. Do not reset loaded and stored syms.
12773 (gimple_set_stored_syms): Remove.
12774 (gimple_set_loaded_syms): Likewise.
12775 (gimple_call_copy_skip_args): Copy the virtual operands
12776 and mark the new statement modified.
12777 * tree-ssa-structalias.c (may_alias_p): Remove.
12778 (set_uids_in_ptset): Take the alias set to prune with as
12779 parameter. Fold in the alias test of may_alias_p.
12780 (compute_points_to_sets): Compute whether a ptr is dereferenced
12781 in a local sbitmap.
12782 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12783 other ADDRESSOF constraints on the lhs.
12784 (get_constraint_for_component_ref): Assert that we don't get
12785 ADDRESSOF constraints from the base of the reference.
12786 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12787 (struct variable_info): Remove collapsed_to member.
12788 (get_varinfo_fc): Remove.
12789 (new_var_info): Do not set collapsed_to.
12790 (dump_constraint): Do not follow cycles.
12791 (dump_constraint_graph): Likewise.
12792 (build_pred_graph): Likewise.
12793 (build_succ_graph): Likewise.
12794 (rewrite_constraints): Likewise.
12795 (do_simple_structure_copy): Remove.
12796 (do_rhs_deref_structure_copy): Remove.
12797 (do_lhs_deref_structure_copy): Remove.
12798 (collapse_rest_of_var): Remove.
12799 (do_structure_copy): Re-implement.
12800 (pta_stats): New global variable.
12801 (dump_pta_stats): New function.
12802 (struct constraint_expr): Make offset signed.
12803 (UNKNOWN_OFFSET): Define special value.
12804 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12805 (solution_set_expand): New helper function split out from ...
12806 (do_sd_constraint): ... here.
12807 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12808 (do_ds_constraint): Likewise.
12809 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12810 and CALLUSED = *CALLUSED.
12811 (set_union_with_increment): Make inc argument signed.
12812 (type_safe): Remove.
12813 (get_constraint_for_ptr_offset): Handle unknown and negative
12815 (first_vi_for_offset): Handle offsets before start. Bail
12816 out early for offsets beyond the variable extent.
12817 (first_or_preceding_vi_for_offset): New function.
12818 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12819 Together with ESCAPED = *ESCAPED this properly computes reachability.
12820 (find_what_var_points_to): New function.
12821 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12822 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12823 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12824 pt_solutions_intersect): New functions.
12825 (compute_call_used_vars): Remove.
12826 (compute_may_aliases): New main entry into PTA computation.
12827 * gimple.h (gimple_p): New typedef.
12828 (struct gimple_statement_base): Remove references_memory_p.
12829 (struct gimple_statement_with_memory_ops_base): Remove
12830 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12832 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12833 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12834 gimple_set_references_memory): Remove.
12835 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12836 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12838 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12839 (verify_expr): Allow RESULT_DECL.
12840 (gimple_duplicate_bb): Do not copy virtual operands.
12841 (gimple_duplicate_sese_region): Adjust.
12842 (gimple_duplicate_sese_tail): Likewise.
12843 (mark_virtual_ops_in_region): Remove.
12844 (move_sese_region_to_fn): Do not call it.
12845 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12846 and pass_simple_dse.
12847 (execute_function_todo): Handle TODO_update_address_taken,
12848 call execute_update_addresses_taken for TODO_rebuild_alias.
12849 (execute_todo): Adjust.
12850 (execute_one_pass): Init dump files early.
12851 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12853 (create_general_new_stmt): Clear vops.
12854 * tree-ssa-reassoc.c (get_rank): Adjust.
12855 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12856 symbols for renaming.
12857 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12858 (PARAM_AVG_ALIASED_VOPS): Likewise.
12859 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12860 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12861 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12862 (operand_build_cmp, copy_virtual_operands,
12863 create_ssa_artificial_load_stmt, add_to_addressable_set,
12864 gimple_add_to_addresses_taken): Remove public functions.
12865 (unlink_stmt_vdef): New function.
12867 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12869 * config.gcc (powerpc-*-linux*): Merge variants.
12871 2009-04-02 Chao-ying Fu <fu@mips.com>
12872 James Grosbach <james.grosbach@microchip.com>
12874 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12875 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12877 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12878 keep_interrupts_masked_p, use_debug_exception_return_p.
12879 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12880 keep_interrupts_masked, use_debug_exception_return.
12881 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12882 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12884 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12885 (mips_print_operand): Process COP0 registers to print $0 .. $31
12886 correctly for GAS to process.
12887 (mips_interrupt_extra_call_saved_reg_p): New function.
12888 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12890 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12891 (mips_compute_frame_info): Add supports for interrupt context that
12892 includes doubleword accumulators and COP0 registers.
12893 (mips_for_each_saved_acc): New function.
12894 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12895 mips_for_each_saved_reg.
12896 (mips_save_reg): Save accumulators.
12897 (mips_kernel_reg_p): A new for_each_rtx callback.
12898 (mips_expand_prologue): Support interrupt handlers.
12899 (mips_restore_reg): Restore accumulators.
12900 (mips_expand_epilogue): Support interrupt handlers.
12901 (mips_can_use_return_insn): Return false for interrupt handlers.
12902 (mips_epilogue_uses): New function.
12903 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12904 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12905 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12906 cop0_move): New instructions.
12907 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12908 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12910 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12912 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12913 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12914 interrupt handlers, we use K0 as the temporary register.
12915 (EPILOGUE_USES): Change to a function call.
12916 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12917 handlers, we use K0 as the temporary register.
12919 * doc/extend.texi (Function Attributes): Document interrupt,
12920 use_shadow_register_set, keep_interrupts_masked,
12921 use_debug_exception_return for MIPS attributes.
12923 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12925 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12926 Remove a number of t-files from tmake_file.
12927 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12928 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12929 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12930 target_prototype, not TARGET_PROTOTYPE.
12931 (LINK_OS_GNU_SPEC): Define.
12932 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12933 and darwin-ldoubdle.c.
12935 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12938 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12939 (cpp_options): Ditto.
12940 (default_compilers): Ditto.
12941 (display_help): Ditto.
12942 (process_command): Ditto.
12943 (do_spec_1): Ditto.
12944 (set_input): Use lbasename instead of duplicate code.
12945 (save_temps_prefix): New static for -save-temps=obj.
12946 (save_temps_length): Ditto.
12948 * doc/invoke.texi (-save-temps=obj): Document new variant to
12949 -save-temps switch.
12951 2009-04-02 Jeff Law <law@redhat.com>
12953 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12956 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12958 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12959 * configure: Regenerated.
12961 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12963 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12964 share the argument list.
12966 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12970 2009-02-12 Diego Novillo <dnovillo@google.com>
12972 * varpool.c (debug_varpool): New.
12973 * cgraph.h (debug_varpool): Declare.
12975 2009-04-02 Jan Hubicka <jh@suse.cz>
12977 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12980 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12982 * config/i386/i386.c (ix86_abi): Move initialization to ...
12983 (override_options): Here.
12985 2009-04-02 Christian Bruel <christian.bruel@st.com>
12987 * config/sh/sh.c (sh_dwarf_register_span): New function.
12988 (TARGET_DWARF_REGISTER_SPAN): Define.
12989 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12991 2009-04-02 Ira Rosen <irar@il.ibm.com>
12993 PR tree-optimization/39595
12994 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12995 interleaved loads group is not greater than the SLP group size.
12997 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12999 * builtins.c (is_builtin_name): New.
13000 (called_as_built_in): Use is_builtin_name.
13001 * tree.h (is_builtin_name): New.
13002 * varasm.c (incorporeal_function_p): Use is_builtin_name
13004 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13006 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13008 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13011 * c-decl.c (clone_underlying_type): Move this ...
13012 * c-common.c (set_underlying_type): ... here.
13013 Also, make sure the function properly sets TYPE_STUB_DECL() on
13014 the newly created typedef variant type.
13015 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13016 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13019 2009-04-02 Richard Guenther <rguenther@suse.de>
13021 PR tree-optimization/37221
13022 * tree-flow.h (degenerate_phi_result): Declare.
13023 * tree-ssa-dom.c (degenerate_phi_result): Export.
13024 * tree-scalar-evolution.c (analyze_initial_condition): If
13025 the initial condition is defined by a degenerate PHI node
13026 use the degenerate value.
13028 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13030 PR rtl-optimization/39588
13031 * combine.c (merge_outer_ops): Do not set the constant when this
13033 (simplify_shift_const_1): Do not modify it either in this case.
13035 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13037 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13038 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13040 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13043 * c-lex.c (interpret_float): Default (no suffix) is double.
13045 2009-04-1 Xinliang David Li <davidxl@google.com>
13047 * config/i386/i386.c (legitimate_constant_p): Recognize
13048 all one vector constant.
13050 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13052 * config/vax/vax.c: Add #includes to silence warnings.
13053 Change #include order to silence two warnings.
13055 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13057 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13058 (ASM_SPEC): Pass -k to the assembler for PIC code.
13060 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13062 * config.gcc: Add vax-*-linux* to the switch.
13063 * config/vax/linux.h: New file. (TARGET_VERSION,
13064 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13066 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13068 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13069 Use predicate macros instead of GET_CODE() == foo.
13070 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13071 ashlsi3, rotrsi3, <unnamed>): Likewise.
13073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13075 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13076 jbbccihi, jbbccisi): Remova trailing whitespace.
13077 * config/vax/constraints.md: Likewise.
13078 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13079 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13080 * config/vax/predicates.md: Likewise.
13081 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13082 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13083 * config/vax/vax.h: Likewise.
13084 * config/vax/vax.md (nonlocal_goto): Likewise.
13086 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13088 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13089 (indirectable_address_p, adjacent_operands_p): Add spaces around
13091 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13093 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13095 * config/vax/vax.c (legitimate_constant_address_p,
13096 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13097 index_term_p, reg_plus_index_p, legitimate_address_p,
13098 vax_mode_dependent_address_p): Update comments to match functions
13099 modified by the recent int->bool conversion.
13101 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13103 * config/vax/builtins.md: Update copyright message.
13104 * config/vax/constraints.md: Likewise.
13105 * config/vax/netbsd-elf.h: Likewise.
13106 * config/vax/predicates.md: Likewise.
13107 * config/vax/vax-protos.h: Likewise.
13108 * config/vax/vax.c: Likewise.
13109 * config/vax/vax.h: Likewise.
13110 * config/vax/vax.md: Likewise.
13111 * config/vax/vax.opt: Likewise.
13113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13115 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13116 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13117 * config/vax/constraints.md (B, R): Likewise.
13118 * config/vax/predicates.md (external_memory_operand,
13119 nonimmediate_addsub_di_operand): Likewise.
13120 * config/vax/vax.c (vax_output_int_add): Likewise.
13121 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13122 untyped_call): Likewise.
13124 2009-04-01 Matt Thomas <matt@3am-software.com>
13126 * config/vax/predicates.md: New file.
13127 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13128 external_const_operand, nonsymbolic_operand, external_memory_operand,
13129 indirect_memory_operand, indexed_memory_operand,
13130 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13131 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13133 * config/vax/constraints.md: New file.
13134 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13136 * config/vax/builtins.md: New file.
13137 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13138 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13140 * config/vax/vax.opt (mqmath): Add option.
13141 * config/vax/vax.md (isfx): Extend with DI.
13142 (VAXintQH, VAXintQHSD): Define.
13143 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13144 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13145 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13146 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13147 (movdi): Update constraints and use vax_output_int_move().
13148 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13149 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13150 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13151 nonlocal_goto): New.
13152 (mov<mode>): Extend accepted operand types.
13153 (subdi3_old): Rename from subdi3, change update constraints and use
13154 a new implementation.
13155 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13156 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13157 MOVE_RATIO, CLEAR_RATIO): Define.
13158 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13159 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13160 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13161 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13162 (split_quadword_operands): Make static and really allow variable
13164 (print_operand_address): Update for PIC generation.
13165 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13166 indexable_address_p, fixup_mathdi_operand,
13167 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13168 (vax_float_literal, legitimate_constant_p,
13169 indirectable_constant_address_p, index_term_p,
13170 reg_plus_index_p): Return bool instead of int.
13171 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13173 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13175 (vax_output_conditional_branch): Indent.
13176 (legitimate_constant_address_p, indirectable_constant_address_p,
13177 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13178 vax_mode_dependent_address_p): Return bool instead of int, update for
13180 * config/vax/vax-protos.h (legitimate_constant_address_p,
13181 legitimate_constant_p, legitimate_address_p,
13182 vax_mode_dependent_address_p): Change declaration to bool.
13183 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13184 vax_expand_addsub_di_operands, vax_output_int_subtract,
13185 vax_output_movmemsi): Declare.
13186 (split_quadword_operands, vax_float_literal): Delete declaration.
13187 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13188 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13189 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13190 ASM_OUTPUT_DWARF_PCREL): Define.
13191 (ASM_SPEC): Change definition to allow PIC generation.
13193 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13195 * doc/sourcebuild.texi: Update front-end requirements.
13197 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13200 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13201 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13202 (booldi3_internal3): Use boolean_or_operator instead of
13205 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13208 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13209 declarator whose size is not an integer constant expression but
13210 folds to an integer constant, then treat it as a constant
13213 2009-04-01 Richard Guenther <rguenther@suse.de>
13215 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13216 i * 4 + 2 to (i * 2 + 1) * 2.
13218 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13221 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13222 return if c_parser_asm_string_literal returned NULL.
13224 2009-04-01 Nick Clifton <nickc@redhat.com>
13226 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13228 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13229 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13230 other typedefs to avoid conflicts with libgcc2.c. Define labels
13231 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13233 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13234 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13237 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13239 * varasm.c (default_function_rodata_section): Declare DOT as
13242 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13243 Andrey Galkin <agalkin@hypercom.com>
13246 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13247 Make object_name unique for each process.
13249 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13252 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13253 addressable variables in the parallel that could go out of scope while
13254 running queued tasks.
13256 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13258 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13259 (CASE_VALUES_THRESHOLD): Redefine.
13260 * config/avr/avr.c (avr_override_options): Remove initialization of
13261 avr_case_values_threshold variable.
13262 (avr_case_values_threshold): Remove variable. Add new function.
13263 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13264 * config/avr/avr.opt (mno-tablejump): Remove option.
13265 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13267 2009-04-01 DJ Delorie <dj@redhat.com>
13269 * varasm.c (default_function_rodata_section): Don't assume
13270 anything about where the first '.' in the section name is.
13272 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13274 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13275 rs6000_emit_stack_tie.
13277 2009-03-31 Ian Lance Taylor <iant@google.com>
13279 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13280 gimple_code with GIMPLE_RESX, not RESX.
13282 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13284 * c-common.c (c_get_ident): New.
13285 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13287 2009-04-01 Ben Elliston <bje@au.ibm.com>
13289 * config/rs6000/sysv4.opt (msdata): Improve option description.
13291 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13293 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13294 (divdf3_internal_lat): Remove.
13295 (divxf3_internal_lat): Remove.
13296 (divxf3_internal_thr): Remove.
13297 (divxf): Use divxf3_internal.
13298 * config/ia64/div.md (divsf3_internal_lat): New.
13299 (divdf3_internal_lat): New.
13300 (divxf3_internal): New.
13302 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13305 * Makefile.in (USE_GCC_STDINT): Define.
13306 (stmp-int-hdrs): Install stdint.h if applicable.
13307 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13309 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13310 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13311 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13312 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13313 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13314 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13315 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13316 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13317 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13318 (c_common_nodes_and_builtins): Initialize
13319 underlying_wchar_type_node. Do not initialize
13320 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13321 nodes for new types.
13322 (c_stddef_cpp_builtins): Define macros for new types.
13323 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13325 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13326 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13327 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13328 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13329 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13330 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13331 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13332 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13333 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13334 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13335 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13336 int16_type_node, int32_type_node, int64_type_node,
13337 uint8_type_node, uint16_type_node, c_uint32_type_node,
13338 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13339 int_least32_type_node, int_least64_type_node,
13340 uint_least8_type_node, uint_least16_type_node,
13341 uint_least32_type_node, uint_least64_type_node,
13342 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13343 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13344 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13345 uintptr_type_node): Define.
13346 * c-cppbuiltin.c (builtin_define_constants,
13347 builtin_define_type_minmax): New.
13348 (builtin_define_stdint_macros): Define more macros.
13349 (c_cpp_builtins): Define more limit macros.
13350 (type_suffix): New.
13351 (builtin_define_type_max): Define in terms of
13352 builtin_define_type_minmax. Remove is_long parameter. All
13354 * config.gcc (use_gcc_stdint): Define.
13355 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13356 Add newlib-stdint.h for generic targets.
13357 * config/glibc-stdint.h, config/newlib-stdint.h,
13358 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13359 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13360 * config/score/score.h (UINTPTR_TYPE): Define.
13361 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13362 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13363 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13364 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13365 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13366 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13367 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13368 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13369 * config/spu/spu.h (STDINT_LONG32): Define.
13370 * configure.ac (use_gcc_stdint): Substitute.
13371 * configure: Regenerate.
13372 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13373 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13374 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13375 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13376 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13377 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13378 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13379 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13380 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13381 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13382 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13383 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13384 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13385 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13386 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13387 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13388 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13389 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13390 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13391 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13392 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13393 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13394 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13395 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13396 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13397 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13398 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13399 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13400 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13402 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13404 * loop-iv.c (suitable_set_for_replacement): Renamed from
13405 simplify_using_assignment; changed to return bool and to accept new
13406 args DEST and SRC. Return true iff we find a source/destination pair
13407 that can be used to make a replacement, and fill SRC and DEST if so.
13408 Remove arg ALTERED. Don't deal with altered regs here. All callers
13410 (simplify_using_initial_values): Deal with altered regs here and track
13411 more precisely the effect they have on the validity of our expression.
13413 * loop-iv.c (simplify_using_condition): A condition of the form
13414 (EQ REG CONST) can be used to simply make a substitution.
13415 (simplify_using_initial_values): Keep track of conditions we have seen
13416 and keep using them to simplify new expressions, while applying the
13417 same substitutions to them as to the expression.
13419 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13420 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13423 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13424 changed. Use this when trying to improve the upper bound.
13425 Generate the comparison by using simplify_gen_relational.
13427 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13429 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13431 (simplify_using_assignment, simplify_using_initial_values): Call
13432 replace_in_expr to make replacements. Call replace_single_def_regs
13433 once on the initial version of the expression.
13435 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13438 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13440 2009-03-31 Richard Guenther <rguenther@suse.de>
13442 PR middle-end/31029
13443 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13444 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13446 2009-03-31 Richard Guenther <rguenther@suse.de>
13448 * tree.h (div_if_zero_remainder): Declare.
13449 * fold-const.c (div_if_zero_remainder): Export.
13450 * tree-ssa-forwprop.c
13451 (forward_propagate_addr_into_variable_array_index): Handle
13452 constant array index addition outside of the variable index.
13454 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13457 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13458 define_splits, floatunssi<mode>2): Require x87 conversions from
13459 DImode to be permitted.
13461 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13463 PR preprocessor/15638
13464 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13466 2009-03-31 Richard Guenther <rguenther@suse.de>
13468 PR middle-end/23401
13469 PR middle-end/27810
13470 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13471 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13472 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13473 a separate statement.
13474 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13475 (lookup_tmp_var): Likewise.
13476 (is_gimple_formal_tmp_or_call_rhs): Remove.
13477 (is_gimple_reg_or_call_rhs): Rename to ...
13478 (is_gimple_reg_rhs_or_call): ... this.
13479 (is_gimple_mem_or_call_rhs): Rename to ...
13480 (is_gimple_mem_rhs_or_call): ... this.
13481 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13482 DECL_GIMPLE_REG_P only if is_formal is true.
13483 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13484 for non-proper post-modify expression gimplification.
13485 (gimplify_self_mod_expr): For post-modify expressions gimplify
13486 the lvalue to a minimal lvalue.
13487 (rhs_predicate_for): Remove formal temp case.
13488 (gimplify_modify_expr_rhs): Likewise.
13489 (gimplify_addr_expr): Use is_gimple_reg.
13490 (gimplify_expr): Remove formal temp cases.
13491 (gimple_regimplify_operands): Likewise.
13492 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13493 and FILTER_EXPR like constants.
13494 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13496 (is_gimple_formal_tmp_rhs): Remove.
13497 (is_gimple_reg_rhs): Remove special casing.
13498 (is_gimple_mem_rhs): Fix.
13499 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13500 (is_gimple_formal_tmp_var): Remove.
13501 (is_gimple_formal_tmp_reg): Likewise.
13502 (is_gimple_min_lval): Allow invariant component ref parts.
13503 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13504 is_gimple_formal_tmp_reg): Remove declarations.
13505 * tree-cfg.c (verify_expr): Verify that variables with address
13506 taken do not have DECL_GIMPLE_REG_P set.
13507 * tree-mudflap.c (mf_build_check_statement_for): Use
13508 force_gimple_operand instead of gimplify_expr.
13510 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13512 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13513 schedulable rows to compute_split_row.
13515 2009-03-31 Ben Elliston <bje@au.ibm.com>
13518 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13521 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13523 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13524 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13525 * configure: Regenerate.
13526 * config.in: Regenerate.
13527 * config/rs6000/rs6000.opt (mtls-markers): Add.
13528 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13529 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13530 (tls_ld_aix, tls_ld_sysv): Likewise.
13531 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13532 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13534 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13536 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13538 2009-03-30 Jan Hubicka <jh@suse.cz>
13540 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13542 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13543 detection and label handling.
13545 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13547 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13548 left_conflicts_size.
13549 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13550 ALLOCNO_LEFT_CONFLICTS_SIZE.
13552 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13553 remove_allocno_from_bucket_and_push,
13554 allocno_spill_priority_compare, push_allocnos_to_stack,
13555 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13556 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13557 (setup_allocno_left_conflicts_num): Ditto. Rename to
13558 setup_allocno_left_conflicts_size.
13559 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13560 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13561 setup_allocno_left_conflicts_size instead of
13562 setup_allocno_left_conflicts_num.
13564 * ira-build.c (ira_create_allocno): Use
13565 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13566 ALLOCNO_LEFT_CONFLICTS_NUM.
13568 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13570 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13571 instead of DF_LR_OUT.
13573 * ira-lives.c (process_bb_node_lives): Ditto.
13575 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13576 instead of DF_LR_{OUT,IN}.
13578 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13580 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13582 2009-03-30 Jan Hubicka <jh@suse.cz>
13584 * except.c (label_to_region_map): Fix thinko.
13586 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13588 PR middle-end/38237
13589 * tree.h (tree_find_value): New declaration.
13590 * tree.c (tree_find_value): New function.
13591 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13593 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13596 * c-decl.c (struct c_binding): Add locus field.
13597 (bind): Add locus argument, set locus field from it.
13598 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13599 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13600 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13601 implicitly_declare, undeclared_variable, lookup_label,
13602 declare_label, c_make_fname_decl, c_builtin_function,
13603 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13606 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13609 * config/i386/i386.c (classify_argument): Check total size of
13612 2009-03-30 Martin Jambor <mjambor@suse.cz>
13614 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13615 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13616 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13619 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13620 seen_variable_array_ref while also traversing a union.
13622 * tree-inline.c (optimize_inline_calls): Do not call
13623 cgraph_node_remove_callees.
13624 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13625 (pass_remove_cgraph_callee_edges): New variable.
13626 * passes.c (init_optimization_passes): Add
13627 pass_remove_cgraph_callee_edges after early inlining and before all
13628 late intraprocedural passes.
13630 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13632 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13634 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13635 Fix typos in names.
13637 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13639 * combine.c (simplify_comparison): Use have_insn_for.
13640 * dojump.c (do_jump): Likewise.
13642 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13644 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13645 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13646 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13647 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13648 instead of sparc_compare_emitted.
13649 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13650 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13651 instead of sparc_compare_emitted.
13653 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13655 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13656 enter/exit cfglayout mode.
13657 (pass_partition_block): Require it.
13658 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13659 (combine_instructions): Track basic blocks instead of labels.
13660 (update_cfg_for_uncondjump): New.
13661 (try_combine): Use it. Update jumps after rescanning.
13662 (pass_combine): Require PROP_cfglayout.
13663 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13667 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13668 Provide/destroy PROP_cfglayout respectively.
13669 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13670 * tree-pass.h (PROP_cfglayout): New.
13672 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13674 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13675 fold_convert_const_fixed_from_fixed,
13676 fold_convert_const_fixed_from_int,
13677 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13678 set TREE_CONSTANT_OVERFLOW.
13679 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13680 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13682 2009-03-30 Ira Rosen <irar@il.ibm.com>
13684 * tree-vect-loop-manip.c: New file.
13685 * tree-vectorizer.c: Update documentation and included files.
13686 (vect_loop_location): Make extern.
13687 (rename_use_op): Move to tree-vect-loop-manip.c
13688 (rename_variables_in_bb, rename_variables_in_loop,
13689 slpeel_update_phis_for_duplicate_loop,
13690 slpeel_update_phi_nodes_for_guard1,
13691 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13692 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13693 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13694 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13695 find_loop_location): Likewise.
13696 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13697 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13698 get_vectype_for_scalar_type, vect_is_simple_use,
13699 supportable_widening_operation, supportable_narrowing_operation):
13701 (bb_in_loop_p): Move to tree-vect-loop.c.
13702 (new_loop_vec_info, destroy_loop_vec_info,
13703 reduction_code_for_scalar_code, report_vect_op,
13704 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13705 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13706 (vect_supportable_dr_alignment): Likewise.
13707 * tree-vectorizer.h (tree-data-ref.h): Include.
13708 (vect_loop_location): Declare.
13709 Reorganize function declarations according to the new file structure.
13710 * tree-vect-loop.c: New file.
13711 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13712 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13713 * tree-vect-data-refs.c: New file.
13714 * tree-vect-patterns.c (timevar.h): Don't include.
13715 * tree-vect-stmts.c: New file.
13716 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13717 tree-vect-slp.c, tree-vect-loop.c.
13718 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13719 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13720 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13721 (tree-vect-analyze.o): Remove.
13722 (tree-vect-transform.o): Likewise.
13723 (tree-vect-data-refs.o): Add rule.
13724 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13725 tree-vect-slp.o): Likewise.
13726 (tree-vect-patterns.o): Remove redundant dependencies.
13727 (tree-vectorizer.o): Likewise.
13728 * tree-vect-slp.c: New file.
13730 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13732 * optc-gen.awk: Warn if an option flag has multiple different
13735 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13737 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13738 -floop-block): Document dependences on PPL, CLooG and Graphite.
13740 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13742 PR rtl-optimization/323
13743 * c-common.c (c_fully_fold, convert_and_check,
13744 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13745 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13746 * c-common.def (EXCESS_PRECISION_EXPR): New.
13747 * c-cppbuiltin.c (builtin_define_float_constants): Define
13748 constants with enough digits for long double.
13749 * c-lex.c (interpret_float): Interpret constant with excess
13750 precision where appropriate.
13751 * c-opts.c (c_common_post_options): Set
13752 flag_excess_precision_cmdline. Give an error for
13753 -fexcess-precision=standard for C++ for processors where the
13754 option is significant.
13755 * c-parser.c (c_parser_conditional_expression): Handle excess
13756 precision in condition.
13757 * c-typeck.c (convert_arguments): Handle arguments with excess
13759 (build_unary_op): Move excess precision outside operation.
13760 (build_conditional_expr): Likewise.
13761 (build_compound_expr): Likewise.
13762 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13763 (build_modify_expr): Handle excess precision in RHS.
13764 (convert_for_assignment): Handle excess precision in converted
13766 (digest_init, output_init_element, process_init_element): Handle
13767 excess precision in initializer.
13768 (c_finish_return): Handle excess precision in return value.
13769 (build_binary_op): Handle excess precision in operands and add
13770 excess precision as needed for operation.
13771 * common.opt (-fexcess-precision=): New option.
13772 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13773 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13774 For standard excess precision, output explicit conversion to and
13775 truncation from XFmode.
13776 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13777 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13778 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13779 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13780 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13781 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13782 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13783 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13784 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13785 define_splits, sqrt<mode>2): Disable where appropriate for
13786 standard excess precision.
13787 * convert.c (convert_to_real): Do not shorten arithmetic to type
13788 for which excess precision would be used.
13789 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13790 * doc/invoke.texi (-fexcess-precision=): Document option.
13791 (-mfpmath=): Correct index entry.
13792 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13793 flag_excess_precision): New.
13794 * langhooks.c (lhd_post_options): Set
13795 flag_excess_precision_cmdline.
13796 * opts.c (common_handle_option): Handle -fexcess-precision=.
13797 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13798 init_excess_precision): New.
13799 (lang_dependent_init_target): Call init_excess_precision.
13800 * tree.c (excess_precision_type): New.
13801 * tree.h (excess_precision_type): Declare.
13803 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13806 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13807 non-lvalue to component.
13809 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13811 PR preprocessor/34695
13812 * Makefile.in (c-opts.o): Depend on c-tree.h.
13813 * c-common.c: Move down include of diagnostic.h.
13814 (done_lexing, c_cpp_error): New.
13815 * c-common.h (done_lexing): Declare.
13816 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13818 * c-opts.c: Include c-tree.h.
13819 (c_common_init_options): Set preprocessor error callback.
13820 (c_common_handle_option): Do not set preprocessor
13821 inhibit_warnings, warnings_are_errors, warn_system_headers,
13822 pedantic_errors or inhibit_warnings flags.
13823 (c_common_post_options): Do not check cpp_errors (parse_in).
13824 (c_common_finish): Do not output dependencies if there were
13825 errors. Do not check return value of cpp_finish.
13826 * c-ppoutput.c (pp_file_change): Set input_location.
13827 * c-tree.h (c_cpp_error): Declare.
13828 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13830 (diagnostic_build_prefix): Check override_column.
13831 * diagnostic.h (diagnostic_info): Add override_column field.
13832 (diagnostic_override_column): Define.
13834 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13836 * c-common.c (c_expand_expr, c_staticp): Remove.
13837 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13838 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13839 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13840 * c-gimplify.c (gimplify_compound_literal_expr,
13841 optimize_compound_literals_in_ctor): Remove.
13842 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13843 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13844 * c-semantics.c (emit_local_var): Remove.
13846 * langhooks-def.h (lhd_expand_expr): Remove.
13847 * langhooks.c (lhd_expand_expr): Remove.
13848 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13850 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13851 handling from c-semantics.c; don't call into langhook.
13852 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13853 * gimplify.c (gimplify_compound_literal_expr,
13854 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13855 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13856 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13857 as was done in c-gimplify.c.
13858 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13859 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13860 Move from c-common.h.
13861 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13863 * tree.c (staticp): Do not call langhook.
13864 * langhooks.c (lhd_staticp): Delete.
13865 * langhooks-def.h (lhd_staticp): Delete prototype.
13866 (LANG_HOOKS_STATICP): Delete.
13867 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13869 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13870 instead of DECL_STMTs.
13872 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13880 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13882 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13883 contained expression.
13884 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13885 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13886 conditional expressions for C.
13887 (decl_constant_value_for_optimization): Move from
13888 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13889 whether optimizing and that the expression is a VAR_DECL not of
13890 array type instead of doing such checks in the caller. Do not
13891 check pedantic. Call gcc_unreachable for C++.
13892 * c-common.def (C_MAYBE_CONST_EXPR): New.
13893 * c-common.h (c_fully_fold, c_save_expr,
13894 decl_constant_value_for_optimization): New prototypes.
13895 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13896 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13897 EXPR_INT_CONST_OPERANDS): Define.
13898 * c-convert.c (convert): Strip nops from expression.
13899 * c-decl.c (groktypename): Take extra parameters expr and
13900 expr_const_operands. Update call to grokdeclarator.
13901 (start_decl): Update call to grokdeclarator. Add statement for
13902 expressions used in type of decl.
13903 (grokparm): Update call to grokdeclarator.
13904 (push_parm_decl): Update call to grokdeclarator.
13905 (build_compound_literal): Add parameter non_const and build a
13906 C_MAYBE_COSNT_EXPR if applicable.
13907 (grokdeclarator): Take extra parameters expr and
13908 expr_const_operands. Track expressions used in declaration
13909 specifiers and declarators. Fold array sizes and track whether
13910 they are constant expressions and whether they are integer
13911 constant expressions.
13912 (parser_xref_tag): Set expr and expr_const_operands fields in
13914 (grokfield): Update call to grokdeclarator.
13915 (start_function): Update call to grokdeclarator.
13916 (build_null_declspecs): Set expr and expr_const_operands fields in
13918 (declspecs_add_type): Handle expressions in typeof specifiers.
13919 * c-parser.c (c_parser_declspecs): Set expr and
13920 expr_const_operands fields for declaration specifiers.
13921 (c_parser_enum_specifier): Likewise.
13922 (c_parser_struct_or_union_specifier): Likewise.
13923 (c_parser_typeof_specifier): Likewise. Update call to
13924 groktypename. Fold expression as needed. Return expressions with
13925 type instead of adding statements.
13926 (c_parser_attributes): Update calls to c_parser_expr_list.
13927 (c_parser_statement_after_labels): Fold expression before passing
13928 to objc_build_throw_stmt.
13929 (c_parser_condition): Fold expression.
13930 (c_parser_asm_operands): Fold expression.
13931 (c_parser_conditional_expression): Use c_save_expr. Update call
13932 to build_conditional_expr.
13933 (c_parser_alignof_expression): Update call to groktypename.
13934 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13935 original_code. Fold expression argument of va_arg. Create
13936 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13937 argument to va_arg. Update calls to groktypename. Fold array
13938 index for offsetof. Verify that first argument to
13939 __builtin_choose_expr has integer type.
13940 (c_parser_postfix_expression_after_paren_type): Update calls to
13941 groktypename and build_compound_literal. Handle expressions with
13942 side effects in type name.
13943 (c_parser_postfix_expression_after_primary): Update call to
13944 c_parser_expr_list. Set original_code for calls to
13945 __builtin_constant_p.
13946 (c_parser_expr_list): Take extra parameter fold_p. Fold
13947 expressions if requested.
13948 (c_parser_objc_type_name): Update call to groktypename.
13949 (c_parser_objc_synchronized_statement): Fold expression.
13950 (c_parser_objc_receiver): Fold expression.
13951 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13952 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13953 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13954 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13955 (struct c_typespec): Add elements expr and expr_const_operands.
13956 (struct c_declspecs): Add elements expr and expr_const_operands.
13957 (groktypename, build_conditional_expr, build_compound_literal):
13959 (in_late_binary_op): Declare.
13960 * c-typeck.c (note_integer_operands): New function.
13961 (in_late_binary_op): New variable.
13962 (decl_constant_value_for_broken_optimization): Move to c-common.c
13963 and rename to decl_constant_value_for_optimization.
13964 (default_function_array_conversion): Do not strip nops.
13965 (default_conversion): Do not call
13966 decl_constant_value_for_broken_optimization.
13967 (build_array_ref): Do not fold result.
13968 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13969 result when operand is a VLA.
13970 (c_expr_sizeof_type): Update call to groktypename. Handle
13971 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13972 result when operand names a VLA type.
13973 (build_function_call): Update call to build_compound_literal.
13974 Only fold result for calls to __builtin_* functions. Strip
13975 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13976 the function designator.
13977 (convert_arguments): Fold arguments. Update call to
13978 convert_for_assignment.
13979 (build_unary_op): Handle increment and decrement of
13980 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13981 decrement earlier. Fold operand of increment and decrement.
13982 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13983 built for integer operand. Wrap returns that are INTEGER_CSTs
13984 without being integer constant expressions or that have integer
13985 constant operands without being INTEGER_CSTs.
13986 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13987 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13988 result is an integer constant expression or can be used in
13989 unevaluated parts of one and avoid folding and wrap as
13990 appropriate. Fold operands before possibly doing -Wsign-compare
13992 (build_compound_expr): Wrap result for C99 if operands can be used
13993 in integer constant expressions.
13994 (build_c_cast): Update call to digest_init. Do not ignore
13995 overflow from casting floating-point constants to integers. Wrap
13996 results that could be confused with integer constant expressions,
13997 null pointer constants or floating-point constants.
13998 (c_cast_expr): Update call to groktypename. Handle expressions
13999 included in type name.
14000 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14001 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14002 Update calls to convert_for_assignment.
14003 (convert_for_assignment): Take new parameter
14004 null_pointer_constant. Do not strip nops or call
14005 decl_constant_value_for_broken_optimization. Set
14006 in_late_binary_op for conversions to boolean.
14007 (store_init_value): Update call to digest_init.
14008 (digest_init): Take new parameter null_pointer_constant. Do not
14009 call decl_constant_value_for_broken_optimization. pedwarn for
14010 initializers not constant expressions. Update calls to
14011 convert_for_assignment.
14012 (constructor_nonconst): New.
14013 (struct constructor_stack): Add nonconst element.
14014 (really_start_incremental_init, push_init_level, pop_init_level):
14015 Handle constructor_nonconst and nonconst element.
14016 (set_init_index): Call constant_expression_warning for array
14018 (output_init_element): Fold value. Set constructor_nonconst as
14019 applicable. pedwarn for initializers not constant expressions.
14020 Update call to digest_init. Call constant_expression_warning
14021 where constant initializers are required.
14022 (process_init_element): Use c_save_expr.
14023 (c_finish_goto_ptr): Fold expression.
14024 (c_finish_return): Fold return value. Update call to
14025 convert_for_assignment.
14026 (c_start_case): Fold switch expression.
14027 (c_process_expr_stmt): Fold expression.
14028 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14029 ensure statement expression is not evaluated in constant expression.
14030 (build_binary_op): Track whether results are integer constant
14031 expressions or may occur in such, disable folding and wrap results
14032 as applicable. Fold operands for -Wsign-compare warnings unless
14034 (c_objc_common_truthvalue_conversion): Handle results folded to
14035 integer constants that are not integer constant expressions.
14036 * doc/extend.texi: Document when typeof operands are evaluated,
14037 that condition of __builtin_choose_expr is an integer constant
14038 expression, and more about use of __builtin_constant_p in
14041 2009-03-29 Richard Guenther <rguenther@suse.de>
14043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14044 propagate addresses of array references.
14046 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14048 * regmove.c (perhaps_ends_bb_p): Remove.
14049 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14050 from INSN and check that the main loop stays within that basic block.
14051 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14052 (regmove_forward_pass): Split out from regmove_optimize. Use
14053 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14054 (regmove_backward_pass): Split out from regmove_optimize. Use
14055 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14056 (regmove_optimize): Simplify.
14058 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14061 * config/i386/i386.c (classify_argument): Ignore flexible array
14062 member in struct and warn ABI change.
14064 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14066 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14068 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14069 (ix86_adjust_cost): Updated.
14071 2009-03-29 Jan Hubicka <jh@suse.cz>
14073 PR middle-end/28850
14074 * tree-pass.h (pass_cleanup_eh): New function.
14075 (remove_unreachable_regions): Break code handling RTL
14076 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14077 that can not be reached by runtime.
14078 (can_be_reached_by_runtime): New function.
14079 (label_to_region_map): New function.
14080 (num_eh_regions): New function.
14081 (rtl_remove_unreachable_regions): New function.
14082 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14083 (remove_eh_region): New function.
14084 * except.h: Include sbitmap and vecprim.
14085 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14086 num_eh_regions): Declare.
14087 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14088 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14089 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14090 (tree_empty_eh_handler_p): New function.
14091 (cleanup_empty_eh): New function.
14092 (cleanup_eh): New function.
14093 (pass_cleanup_eh): New function.
14095 2009-03-29 Jan Hubicka <jh@suse.cz>
14097 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14098 for removed regions.
14100 2009-03-29 Jan Hubicka <jh@suse.cz>
14102 * except.c (dump_eh_tree): Dump all datastructures.
14104 2009-03-29 Jan Hubicka <jh@suse.cz>
14106 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14107 (duplicate_eh_regions_1): Likewise.
14108 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14109 vector; call EH verification.
14110 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14111 Be ready for region being removed.
14113 2009-03-29 Jan Hubicka <jh@suse.cz>
14115 * bitmap.c (bitmap_last_set_bit): New function.
14116 * bitmap.h (bitmap_last_set_bit): Declare.
14118 2009-03-29 David Ayers <ayers@fsfe.org>
14121 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14122 by calling objc_compare_types and surpress warnings about
14123 incompatible C pointers that are compatible ObjC pointers.
14125 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14127 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14128 call initialize_inline_failed.
14129 (initialize_inline_failed): Move it from here ...
14130 * cgraph.c (initialize_inline_failed): ... to here.
14131 (cgraph_create_edge): Call initialize_inline_failed rather than
14132 setting inline_failed directly.
14134 2009-03-29 Ben Elliston <bje@au.ibm.com>
14137 * sysv4.opt (msdata): Improve comment.
14138 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14139 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14141 2009-03-29 Ben Elliston <bje@au.ibm.com>
14144 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14145 load and store attributes.
14147 2009-03-29 Ben Elliston <bje@au.ibm.com>
14149 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14150 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14151 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14152 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14153 __builtin_infq and __builtin_huge_valq.
14155 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14157 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14159 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14160 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14162 2009-03-28 Xinliang David Li <davidxl@google.com>
14164 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14165 (do_dbg_cnt): New function.
14167 2009-03-28 Jan Hubicka <jh@suse.cz>
14169 Merge from pretty-ipa:
14171 2009-03-27 Jan Hubicka <jh@suse.cz>
14173 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14174 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14175 * passes.c (function_called_by_processed_nodes_p): New.
14176 * ipa-pure-const.c (check_call): Fix handling of operands.
14177 (analyze_function): Dump debug output for skipped bodies.
14178 (local_pure_const): Use function_called_by_processed_nodes_p.
14179 * dwarf2out.c (reference_to_unused): Use output.
14180 * passes.c (do_per_function_toporder): Likewise.
14182 2008-11-12 Jan Hubicka <jh@suse.cz>
14184 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14185 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14186 state_set_in_source enum
14187 (check_decl): Ignore memory tags; do not set fake looping flags;
14189 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14190 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14191 (check_call, analyze_function): Rewrite.
14193 (add_new_function): Update call of analyze_function.
14194 (generate_summary): Add call of analyze_function.
14195 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14196 (local_pure_const): New function.
14197 (pass_local_pure_const): New pass.
14198 * ipa-inline.c (inline_transform): Set after_inlining.
14199 * tree-eh.c (stmt_can_throw_external): New.
14200 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14201 work with aliasing built.
14202 * tree-flow.h (stmt_can_throw_external): New.
14203 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14204 and local pure/const pass in early and late optimization queue.
14206 2009-03-28 Martin Jambor <mjambor@suse.cz>
14208 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14210 (fold_binary): Allow function decl aligment consideration is the
14211 second argument is integer constant one.
14212 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14213 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14214 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14216 2009-03-28 Jan Hubicka <jh@suse.cz>
14218 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14219 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14220 * function.h (rtl_data): Add nothrow flag.
14221 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14222 set DECL_NOTHROW for AVAILABLE functions.
14224 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14226 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14227 following vector keyword has expansion starting with pixel or bool
14228 keyword, expand vector to __vector and pixel or bool to __pixel or
14232 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14233 warn_if_disallowed_function_p): Removed.
14234 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14235 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14236 warning_if_disallowed_function_p.
14237 * flags.h (warn_if_disallowed_function_p,
14238 warn_disallowed_functions): Removed.
14239 * common.opt (Wdisallowed-function-list=): Removed.
14240 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14242 2009-03-28 Richard Guenther <rguenther@suse.de>
14244 PR tree-optimization/38723
14245 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14248 2009-03-28 Jan Hubicka <jh@suse.cz>
14250 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14251 test introduced by my previous patch.
14253 2009-03-28 Richard Guenther <rguenther@suse.de>
14255 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14256 the PHIs value undefined.
14258 2009-03-28 Jan Hubicka <jh@suse.cz>
14260 * tree-pass.h (pass_fixup_cfg): New pass.
14261 * ipa-inline.c (inline_transform): Set
14262 always_inline_functions_inlined/after_inlining.
14263 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14264 (pass_fixup_cfg): New pass.
14265 * passes.c (init_optimization_passes): Add fixup_cfg.
14267 2009-03-28 Richard Guenther <rguenther@suse.de>
14269 PR tree-optimization/38458
14270 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14271 argument use the arguments copy-of value.
14273 2009-03-28 Richard Guenther <rguenther@suse.de>
14275 PR tree-optimization/38180
14276 * tree-ssa-ccp.c (get_default_value): Simplify.
14277 (likely_value): Likewise.
14278 (surely_varying_stmt_p): Properly handle VOP case.
14279 (ccp_initialize): Likewise.
14280 (ccp_fold): Handle propagating through *&.
14281 (fold_const_aggregate_ref): Also handle decls.
14283 2009-03-28 Jan Hubicka <jh@suse.cz>
14285 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14286 * cgraph.h (cgraph_node): Likewise.
14287 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14288 (cgraph_reset_node): Use process flag.
14289 (cgraph_mark_functions_to_output): Likewise.
14290 (cgraph_expand_function): Likewise.
14291 (cgraph_expand_all_functions): Likewise.
14292 (cgraph_output_in_order): Likewise.
14293 * dwarf2out.c (reference_to_unused): Likewise.
14294 * passes.c do_per_function_toporder): Likewise.
14296 2009-03-28 Jan Hubicka <jh@suse.cz>
14298 Bring from lto-branch:
14300 2008-09-03 Doug Kwan <dougkwan@google.com>
14302 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14303 enums instead of reason strings.
14304 * cgraph.c (cgraph_create_edge): Same.
14305 (cgraph_inline_failed_string): New function.
14306 * cgraph.h (cgraph_inline_failed_t): New enum type.
14307 (cgraph_inline_failed_string): New prototype.
14308 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14309 char pointer to cgraph_inline_failed_t.
14310 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14311 (cgraph_default_inline_p): Ditto.
14312 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14313 to cgraph_inline_failed_t pointer.
14314 * cif-code.def: New file.
14315 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14317 (cgraph_check_inline_limits): Change type of REASON to pointer to
14318 cgraph_inline_failed_t. Replace reason strings with enums.
14319 (cgraph_default_inline_p): Ditto.
14320 (cgraph_recursive_inlining_p): Ditto.
14321 (update_caller_keys): Change type of FAILED_REASON to
14322 cgraph_inline_failed_t.
14323 (cgraph_set_inline_failed): Change type of REASON to pointer to
14324 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14325 convert enums to strings for text output.
14326 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14327 to be of type cgraph_inline_failed_t. Replace reason strings with
14328 enums. Call cgraph_inline_failed_string to covert enums
14329 to strings for text output.
14330 (cgraph_decide_inlining): Replace reason strings with enums.
14331 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14332 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14334 * tree-inline.c (expand_call_inline): Change type of REASON
14335 to cgraph_inline_failed_t. Replace reason strings with enums.
14336 Call cgraph_inline_failed_string for text output.
14337 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14340 2009-03-28 Jan Hubicka <jh@suse.cz>
14342 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14343 cgraph_clone_node): Remove master clone handling.
14344 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14345 * cgraph.h (master_clone): Remove.
14346 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14347 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14348 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14350 2009-03-28 Jan Hubicka <jh@suse.cz>
14352 * cgraph.c (cgraph_function_body_availability): Functions declared
14353 inline are always safe to assume that it is not going to be replaced.
14355 2009-03-28 Richard Guenther <rguenther@suse.de>
14357 PR tree-optimization/38513
14358 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14359 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14360 EXC_PTR_EXPR and FILTER_EXPR.
14361 (get_ref_from_reference_ops): Likewise.
14363 2009-03-28 Richard Guenther <rguenther@suse.de>
14365 PR tree-optimization/38968
14366 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14367 Use FLOOR_MOD_EXPR to compute misalignment.
14369 2009-03-28 Richard Guenther <rguenther@suse.de>
14371 PR tree-optimization/37795
14372 * tree.h (combine_comparisons): Declare.
14373 * fold-const.c (combine_comparisons): Export.
14374 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14376 (ifcombine_iforif): Use combine_comparisons.
14378 2009-03-28 Jan Hubicka <jh@suse.cz>
14380 * tree-eh.c (inlinable_call_p): New function.
14381 (make_eh_edges): Use it.
14382 (verify_eh_edges): Use it.
14383 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14384 * except.c (reachable_next_level): Add inlinable_function argument
14385 (sjlj_find_directly_reachable_regions): Update.
14386 (add_reachable_handler): Do not set saw_any_handlers.
14387 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14388 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14389 Add new inlinable call parameter.
14390 (can_throw_internal, can_throw_external): Update.
14391 * except.h (can_throw_internal_1, can_throw_external_1,
14392 foreach_reachable_handler): Update declaration.
14394 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14396 * config/arm/t-arm-coff, config/h8300/coff.h,
14397 config/i386/i386-aout.h, config/i386/i386-coff.h,
14398 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14399 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14400 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14401 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14402 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14403 sys-types.h: Remove.
14404 * Makefile.in: Remove protoize and fixproto support and references
14406 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14407 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14409 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14410 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14411 unprotoize$(exeext).
14412 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14413 (.PHONY): Don't depend on proto.
14414 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14415 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14416 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14417 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14418 build/gen-protos.o, build/scan.o, xsys-protos.h,
14419 build/fix-header$(build_exeext), build/fix-header.o,
14420 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14421 stmp-install-fixproto): Remove.
14422 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14423 SYSCALLS.c or fixproto files.
14424 (install-common): Don't install protoize.
14425 (install-headers-tar, install-headers-cpio, install-headers-cp):
14426 Don't depend on $(STMP_FIXPROTO).
14427 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14428 install fixproto files or write out fixproto settings.
14429 (uninstall): Don't uninstall protoize.
14430 * config.gcc (use_fixproto): Remove.
14431 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14432 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14433 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14434 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14435 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14436 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14437 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14438 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14439 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14440 * config/t-vxworks (STMP_FIXPROTO): Remove.
14441 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14442 STMP_FIXPROTO): Remove.
14443 * config.in, configure: Regenerate.
14444 * crtstuff.c (gid_t, uid_t): Don't undefine.
14445 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14446 (arm-*-coff, arm-*-aout: Remove target entries.
14447 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14448 Remove mention of AIX 4.1.
14449 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14450 * doc/invoke.texi (Running Protoize): Remove.
14451 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14452 (Protoize Caveats): Remove.
14453 * tsystem.h: Update comments on headers assumed to exist.
14455 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14457 * genautomata.c: Add a new year to the copyright. Add a new
14459 (struct insn_reserv_decl): Add comments for member bypass_list.
14460 (find_bypass): Remove.
14461 (insert_bypass): New.
14462 (process_decls): Use insert_bypass.
14463 (output_internal_insn_latency_func): Output all bypasses with the
14464 same input insn in one switch case.
14466 * rtl.def (define_bypass): Describe bypass choice.
14467 * doc/md.texi (define_bypass): Ditto.
14469 2009-03-27 Richard Guenther <rguenther@suse.de>
14471 * gimplify.c (mark_addressable): Export.
14472 * tree-flow.h (mark_addressable): Declare.
14473 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14474 * tree-ssa.c (verify_phi_args): Verify that address taken
14475 variables have TREE_ADDRESSABLE set.
14477 2009-03-27 Richard Guenther <rguenther@suse.de>
14479 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14480 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14481 Do not mark decls TREE_ADDRESSABLE.
14482 (build_fold_addr_expr): Adjust.
14483 (fold_addr_expr): Remove.
14484 (fold_unary): Use build_fold_addr_expr.
14485 (fold_comparison): Likewise.
14486 (split_address_to_core_and_offset): Likewise.
14487 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14489 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14490 (gimplify_modify_expr_to_memcpy): Mark source and destination
14492 * omp-low.c (create_omp_child_function): Mark the object decl
14494 (lower_rec_input_clauses): Mark the var we take the address of
14496 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14498 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14500 PR middle-end/39315
14501 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14502 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14504 2009-03-27 Richard Guenther <rguenther@suse.de>
14506 PR tree-optimization/39120
14507 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14509 (handle_lhs_call): Process return constraints. Add escape
14510 constraints if necessary.
14511 (handle_const_call): Fill out return constraints. Make nested
14512 case more precise. Avoid consttmp if possible.
14513 (handle_pure_call): Fill out return constraints. Avoid
14514 callused if possible.
14515 (find_func_aliases): Simplify call handling.
14517 2009-03-27 Richard Guenther <rguenther@suse.de>
14519 PR tree-optimization/39120
14520 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14521 as a representative.
14522 (solve_graph): Do propagate CALLUSED.
14523 (handle_pure_call): Use a scalar constraint from CALLUSED for
14525 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14531 * c-common.c (handle_aligned_attribute): Properly check alignment
14532 overflow. Use (1U << i) instead of (1 << i).
14534 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14536 * expr.h (get_mem_align_offset): Updated.
14538 * tree.h (tree_decl_common): Change align to "unsigned int" and
14539 move it before pointer_alias_set.
14541 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14542 Jakub Jelinek <jakub@redhat.com>
14545 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14546 gr_register_operand with gr_reg_or_0_operand.
14547 (cmpxchg_rel_di): Likewise.
14548 (sync_lock_test_and_set<mode>): Likewise.
14550 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14552 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14553 (true_regnum): Likewise.
14555 * rtlanal.c (subreg_info): Moved to ...
14556 * rtl.h (subreg_info): Here. New.
14557 (subreg_get_info): New.
14559 * rtlanal.c (subreg_get_info): Make it extern.
14561 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14564 * config/i386/i386.c (ix86_abi): New.
14565 (override_options): Handle -mabi=.
14566 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14567 (ix86_call_abi_override): Likewise.
14568 (init_cumulative_args): Likewise.
14569 (function_arg_advance): Likewise.
14570 (function_arg_64): Likewise.
14571 (function_arg): Likewise.
14572 (ix86_pass_by_reference): Likewise.
14573 (ix86_function_value_regno_p): Likewise.
14574 (ix86_build_builtin_va_list_abi): Likewise.
14575 (setup_incoming_varargs_64): Likewise.
14576 (is_va_list_char_pointer): Likewise.
14577 (ix86_init_machine_status): Likewise.
14578 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14579 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14580 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14581 (ix86_function_abi): Make it static and return enum calling_abi.
14582 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14584 (ix86_fn_abi_va_list): Updated.
14586 * config/i386/i386.h (ix86_abi): New.
14587 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14588 (CONDITIONAL_REGISTER_USAGE): Likewise.
14589 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14590 (machine_function): Likewise.
14592 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14594 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14595 (STACK_BOUNDARY): Likewise.
14596 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14598 * config/i386/i386.opt (mabi=): New.
14600 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14601 return enum calling_abi.
14602 (ix86_function_type_abi): Likewise.
14603 (ix86_function_abi): Removed.
14605 * doc/invoke.texi: Document -mabi= option for x86.
14607 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14609 * builtins.c (real_dconstp): Delete.
14610 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14612 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14613 Jakub Jelinek <jakub@redhat.com>
14616 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14617 (gen_subprogram_die): When a function is explicit, generate the
14618 DW_AT_explicit attribute.
14619 * langhooks.h (struct lang_hooks_for_decls): Add
14620 function_decl_explicit_p langhook.
14621 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14622 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14624 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14626 * builtins.c (fold_builtin_memory_op): Optimize memmove
14627 into memcpy if we can prove source and destination don't overlap.
14629 * tree-inline.c: Include gt-tree-inline.h.
14630 (clone_fn_id_num): New variable.
14631 (clone_function_name): New function.
14632 (tree_function_versioning): Use it.
14633 * Makefile.in (GTFILES): Add tree-inline.c.
14635 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14637 * BASE-VER: Change to 4.5.0.
14639 2009-03-27 Xinliang David Li <davidxl@google.com>
14641 PR tree-optimization/39557
14642 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14644 2009-03-27 Xinliang David Li <davidxl@google.com>
14646 PR tree-optimization/39548
14647 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14650 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14652 * c-common.c (pointer_int_sum): Use %wd on return from
14655 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14657 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14658 on return from tree_low_cst.
14660 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14663 * ginclude/stdarg.h (va_copy): Define also for
14664 __GXX_EXPERIMENTAL_CXX0X__.
14666 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14669 * builtins.h (c_strlen): Do not warn here.
14670 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14671 * c-common.c (pointer_int_sum): Take an explicit location.
14672 Warn about offsets out of bounds.
14673 * c-common.h (pointer_int_sum): Adjust declaration.
14675 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14677 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14680 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14683 * opts.c (warn_if_disallowed_function_p): Don't assume
14684 get_callee_fndecl must return non-NULL.
14686 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14688 PR rtl-optimization/39522
14689 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14690 when reg_reloaded_valid is set.
14692 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14694 * config/spu/divv2df3.c: New file.
14695 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14696 (DPBIT_FUNCS): Filter out _div_df.
14698 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14700 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14701 a jump insn, count that jump in the distance to the loop start.
14703 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14706 * config/sh/sh.c (calc_live_regs): Fix condition for global
14707 registers except PIC_OFFSET_TABLE_REGNUM.
14709 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14712 * doc/invoke.texi (-mconsole): New.
14714 (-mno-cygwin): New.
14716 (-mnop-fun-dllimport): New.
14720 (sub section "i386 and x86-64 Windows Options"): New.
14722 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14724 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14725 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14727 2009-03-25 Richard Guenther <rguenther@suse.de>
14729 PR middle-end/39497
14730 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14733 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14735 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14736 neither of haifa/selective schedulers are working.
14738 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14740 * doc/invoke.texi (Debugging Options): Fix description of
14741 -fno-merge-debug-strings.
14743 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14745 * config/cris/libgcc.ver: New version-script.
14746 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14748 * configure.ac <GAS features, nop mnemonic>: Add pattern
14749 crisv32-*-* for "nop".
14750 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14751 * configure: Regenerate.
14753 2009-03-24 Ira Rosen <irar@il.ibm.com>
14755 PR tree-optimization/39529
14756 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14757 mark_sym_for_renaming for the tag copied to the new vector
14760 2009-03-24 Arthur Loiret <aloiret@debian.org>
14762 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14763 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14764 EXTRA_SPEC_FUNCTIONS.
14765 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14766 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14767 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14768 -march and -mtune options.
14770 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14772 * config/m68k/t-rtems: Add m5329 multilib.
14774 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14775 Jakub Jelinek <jakub@redhat.com>
14778 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14781 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14784 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14785 instead of c_parser_expression_conv, if original_code isn't one of the
14786 4 allowed comparison codes, fail.
14788 2009-03-23 Richard Guenther <rguenther@suse.de>
14790 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14791 * tree.h (struct tree_type): Likewise.
14792 * reload.h (struct insn_chain): Likewise.
14793 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14794 * function.h (struct function): Likewise.
14795 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14797 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14799 PR tree-optimization/39516
14800 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14802 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14804 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14805 should be set true if BITS_PER_WORD of target is bigger than 32
14807 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14809 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14810 Translate -B-options to -rpath-link. Correct existing
14811 rpath-link and conditionalize on !nostdlib.
14813 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14815 * doc/extend.texi (Function Attributes, Variable Attributes):
14817 * doc/invoke.texi (Debugging Options, Optimize Options)
14818 (i386 and x86-64 Options, MCore Options): Likewise.
14820 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14823 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14824 it for block local namespace aliases.
14825 (gen_decl_die): Pass context_die to gen_namespace_die.
14827 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14830 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14831 minimum or maximum value.
14833 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14835 * reginfo.c (globalize_reg): Recompute derived reg sets.
14837 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14840 * libgcc2.c (mprotect): Do not use signed arguments for
14841 VirtualProtect, use DWORD arguments. Also fix the 'may
14842 be used uninitialized' warning for the np variable.
14844 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14847 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14848 functions using regparm calling conventions when not optimizing.
14849 (ix86_function_sseregparm): Similarly for sseregparm calling
14852 2009-03-19 Li Feng <nemokingdom@gmail.com>
14854 PR middle-end/39500
14855 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14856 dependence if the first conflict is after niter iterations.
14858 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14860 PR middle-end/38609
14861 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14862 functions with dynamic stack-pointer adjustments.
14864 2009-03-19 Ben Elliston <bje@au.ibm.com>
14866 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14867 option; change to -msdata=data.
14869 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14871 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14874 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14877 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14879 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14881 * doc/invoke.texi (Code Gen Options): Expand discussion of
14884 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14886 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14887 * matrix-reorg.c (struct matrix_info): Likewise.
14888 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14889 * rtl.h (struct mem_attrs): Likewise.
14890 * df.h (struct df): Likewise.
14891 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14892 * ira-int.h (struct ira_allocno): Likewise.
14893 * df-scan.c (struct df_collection_rec): Likewise.
14894 * ira.c (struct equivalence): Likewise.
14895 * function.c (struct temp_slot): Likewise.
14896 * cfgloop.h (struct loop): Likewise.
14899 * function.c (use_register_for_decl): When not optimizing, disregard
14900 register keyword for variables with types containing methods.
14902 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14904 PR middle-end/39447
14905 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14906 (is_simple_operand): Call contains_component_ref_p before calling data
14907 reference analysis that would fail on COMPONENT_REFs.
14909 * tree-vrp.c (search_for_addr_array): Fix formatting.
14911 2009-03-18 Richard Guenther <rguenther@suse.de>
14913 * tree-vect-transform.c (vect_loop_versioning): Fold the
14914 generated comparisons.
14915 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14916 (slpeel_tree_peel_loop_to_edge): Likewise.
14918 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14920 PR middle-end/37805
14921 * opts.c (print_specific_help): In addition to `undocumented',
14922 accept `separate' and `joined' flags if passed alone. Describe
14923 output by the first matched one of those.
14924 (common_handle_option): Skip over empty strings.
14925 * gcc.c (display_help): Fix help string for `--help='.
14926 * doc/invoke.texi (Option Summary, Overall Options): With
14927 `--help=', classes and qualifiers can both be repeated, but
14928 only the latter can be negated. One should not pass only
14929 negated qualifiers. Fix markup and examples.
14932 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14933 PR middle-end/37805
14934 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14935 and -fhelp=separate.
14937 2009-03-17 Jing Yu <jingyu@google.com>
14939 PR middle-end/39378
14940 * function.h (struct rtl_data): Move is_thunk from here...
14941 (struct function): ...to here.
14942 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14943 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14945 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14947 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14948 (alpha_output_function_end_prologue): Likewise.
14949 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14950 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14951 (rs6000_output_function_epilogue): Likewise.
14952 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14954 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14957 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14958 from different units in a single alternative.
14959 (*truncdfsf_i387): Ditto.
14960 (*truncxfsf2_mixed): Ditto.
14961 (*truncxfdf2_mixed): Ditto.
14963 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14965 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14966 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14969 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14970 unused non-artificial variables when not optimizing.
14973 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14974 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14975 NAMESPACE_DECL in its DECL_INITIAL.
14977 PR middle-end/39443
14978 * optabs.c (set_user_assembler_libfunc): New function.
14979 * expr.h (set_user_assembler_libfunc): New prototype.
14980 * c-common.c: Include libfuncs.h.
14981 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14982 for memcmp, memset, memcpy, memmove and abort.
14983 * Makefile.in (c-common.o): Depend on libfuncs.h.
14986 * dwarf2out.c (gen_inlined_enumeration_type_die,
14987 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14988 gen_tagged_type_instantiation_die): Removed.
14989 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14992 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14995 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14997 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14998 (check-parallel-%): Ditto.
14999 (check-consistency): Ditto.
15001 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15003 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15004 local variable rhs by NULL_TREE.
15006 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15009 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15011 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15014 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15016 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15019 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15020 for ms->sysv ABI calls only in 64bit mode.
15022 * config/i386/i386.md (untyped_call): Support 32bit.
15024 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15026 * doc/extend.texi: Replace x86_65 with x86_64.
15028 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15030 PR tree-optimization/39455
15031 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15032 mismatches for POINTER_TYPE_P (type).
15033 (number_of_iterations_le): Likewise.
15035 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15037 * config/picochip/picochip.c: Removed profiling support.
15038 * config/picochip/picochip.md: Removed profiling instruction.
15039 * config/picochip/picochip.h: Removed profiling builtin.
15041 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15043 * doc/install.texi (--with-host-libstdcxx): Document.
15045 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15048 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15049 generate a warning if the function name does not begin with
15050 "__vector" and the function has either the 'signal' or 'interrupt'
15051 attribute, from here to ...
15052 (avr_declare_function_name): ...here. New function.
15053 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15054 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15056 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15059 * cse.c (fold_rtx): Don't modify original const_arg1 when
15060 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15061 separate variable instead.
15062 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15063 from out of range shift counts.
15064 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15066 2009-03-13 Catherine Moore <clm@codesourcery.com>
15068 * config/i386/x-mingw32 (host-mingw32.o): Replace
15069 diagnostic.h with $(DIAGNOSTIC_H).
15071 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15074 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15076 * config/i386/sync.md (sync_compare_and_swap<mode>,
15077 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15078 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15080 (sync_double_compare_and_swapdi_pic,
15081 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15082 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15084 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15087 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15089 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15092 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15093 (avx_addsubv4df3): Likewise.
15094 (*avx_addsubv4sf3): Likewise.
15095 (sse3_addsubv4sf3): Likewise.
15097 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15100 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15102 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15105 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15106 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15107 registers for allocnos created from user-defined variables.
15109 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15112 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15113 of non-integer mode as well.
15115 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15117 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15118 for functions for which the parameter types are unknown.
15120 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15123 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15124 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15125 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15126 * config/i386/i386.c (ix86_local_alignment): For
15127 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15128 long long variables on the stack to avoid dynamic realignment.
15129 Allow the first argument to be a decl rather than type.
15130 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15132 2009-03-11 Nick Clifton <nickc@redhat.com>
15135 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15137 Add description to mno-lsim option.
15138 * config/mcore/mcore.h: Remove comment about deprecated m4align
15140 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15141 * doc/invoke.texi: Add description of mno-lsim and
15142 mstack-increment options.
15144 * config/fr30/fr30.opt: Document the -mno-lsim option.
15145 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15146 and -mno-lsim options.
15148 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15150 * fold-const.c (fold_comparison): Only call fold_inf_compare
15151 if the mode supports infinities.
15153 2009-03-11 Jason Merrill <jason@redhat.com>
15156 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15157 end already did. Notice GIMPLE_CALL modifications of the result.
15158 Don't copy debug information from an ignored decl or a decl from
15161 2009-03-10 Richard Guenther <rguenther@suse.de>
15162 Nathan Froyd <froydnj@codesourcery.com>
15164 PR middle-end/37850
15165 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15166 (__divMODE3): Likewise.
15168 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15170 PR tree-optimization/39394
15171 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15172 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15174 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15176 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15177 inline asms for register asm ("") declarations.
15179 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15181 * fold-const.c (fold_unary): Fix comment.
15183 2009-03-07 Jan Hubicka <jh@suse.cz>
15186 * tree-inline.c (setup_one_parameter): Do replacement of const
15187 argument by constant in SSA form.
15189 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15191 PR middle-end/38028
15192 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15193 determine alignment passed to assign_stack_local.
15194 (assign_parms_unsplit_complex): Likewise.
15195 * except.c (sjlj_build_landing_pads): Likewise.
15197 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15199 PR middle-end/39360
15200 * tree-flow.h (add_referenced_var): Return bool instead of void.
15201 * tree-dfa.c (add_referenced_var): Return result of
15202 referenced_var_check_and_insert call.
15203 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15204 of referenced_var_check_and_insert.
15207 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15208 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15209 DIE, don't emit it if abstract origin already has it.
15210 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15211 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15213 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15215 * genpreds.c (needs_variable): Fix parentheses at variable name
15217 (write_tm_constrs_h): Indent generated code.
15219 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15221 * doc/extend.texi (Function Attributes): Add documentation
15222 for isr attributes.
15224 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15227 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15228 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15230 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15232 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15235 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15238 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15239 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15241 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15243 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15244 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15245 constants instead of magic numbers.
15246 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15248 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15249 (x86_64_ms_abi_int_parameter_registers): Ditto.
15250 (x86_64_int_return_registers): Ditto.
15251 (ix86_maybe_switch_abi): Ditto.
15252 (ix86_expand_call): Ditto for clobbered_registers array.
15253 (ix86_hard_regno_mode_ok): Ditto.
15254 (x86_extended_QIreg_mentioned_p): Ditto.
15256 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15258 PR tree-optimization/39349
15259 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15261 * combine.c (gen_lowpart_for_combine): Use omode when generating
15264 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15266 PR rtl-optimization/39235
15267 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15269 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15271 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15273 2009-03-04 Richard Guenther <rguenther@suse.de>
15275 PR tree-optimization/39362
15276 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15277 that occur in abnormal PHIs should be varying.
15279 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15281 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15283 (simple_iv): Take loop as an argument instead of statement.
15284 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15285 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15287 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15289 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15290 * matrix-reorg.c (analyze_transpose): Ditto.
15291 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15292 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15293 * tree-predcom.c (ref_at_iteration): Ditto.
15294 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15296 2009-03-04 Richard Guenther <rguenther@suse.de>
15298 PR tree-optimization/39358
15299 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15300 escaped_id and callused_id.
15301 (solve_graph): Likewise.
15303 2009-03-04 Richard Guenther <rguenther@suse.de>
15305 PR tree-optimization/39339
15306 * tree-sra.c (try_instantiate_multiple_fields): Make it
15307 no longer ICE on the above.
15309 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15311 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15312 that fits within Pmode.
15314 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15316 PR middle-end/10109
15317 * tm.texi (LIBCALL_VALUE): Update description.
15319 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15321 PR middle-end/34443
15322 * doc/extend.texi (section): Update description.
15324 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15326 PR middle-end/39345
15327 * tree-inline.c (remapped_type): New.
15328 (can_be_nonlocal): Call remapped_type instead of remap_type.
15330 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15333 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15334 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15336 2009-03-03 Richard Guenther <rguenther@suse.de>
15338 PR middle-end/39272
15339 * tree.c (tree_nonartificial_location): New function.
15340 * tree.h (tree_nonartificial_location): Declare.
15341 * builtins.c (expand_builtin_memory_chk): Provide location
15342 of the call location for artificial function pieces.
15343 (maybe_emit_chk_warning): Likewise.
15344 (maybe_emit_sprintf_chk_warning): Likewise.
15345 (maybe_emit_free_warning): Likewise.
15346 * expr.c (expand_expr_real_1): Likewise.
15348 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15350 PR tree-optimization/39343
15351 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15352 COMPONENT_REF t has ARRAY_TYPE.
15354 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15356 PR middle-end/39335
15357 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15358 when the type precision of the induction variable should be
15359 larger than the type precision of nit.
15360 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15361 * graphite.c (graphite_loop_normal_form): Same.
15362 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15364 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15366 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15367 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15368 numbers to describe clobbered registers.
15369 (*call_value_0_rex64_ms_sysv): Ditto.
15370 * config/i386/mmx.md (mmx_emms): Ditto.
15371 (mmx_femms): Ditto.
15373 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15375 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15378 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15380 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15381 (spu_section_type_flags): New function.
15383 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15385 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15386 reg_class_contents of FLOAT_REGS into a temporary.
15388 2009-03-02 Richard Guenther <rguenther@suse.de>
15389 Ira Rosen <irar@il.ibm.com>
15391 PR tree-optimization/39318
15392 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15393 information to the vectorized statement.
15395 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15397 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15398 variable. Use defined names instead of magic constants for REX SSE
15401 2009-03-01 Richard Guenther <rguenther@suse.de>
15403 PR tree-optimization/39331
15404 * omp-low.c (lower_send_shared_vars): Do not receive new
15405 values for the reference of DECL_BY_REFERENCE parms or results.
15407 2009-03-01 Jan Hubicka <jh@suse.cz>
15410 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15411 BLOCK_NONLOCALIZED_VAR): New macros.
15412 (tree_block): Add nonlocalized_vars.
15413 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15414 gen_decl_die): Add origin argument. Allow generation of die with
15415 origin at hand only.
15416 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15417 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15419 (gen_block_die): Fix checking for unused blocks.
15420 (process_scope_var): Break out from .... ; work with origins only.
15421 (decls_for_scope) ... here; process nonlocalized list.
15422 (dwarf2out_ignore_block): Look for nonlocalized vars.
15423 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15425 (dump_scope_block): Dump them.
15426 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15427 (remap_block): Likewise.
15428 (can_be_nonlocal): New predicate.
15429 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15431 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15433 * configure: Regenerate.
15435 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15437 * optc-gen.awk: No need to duplicate option flags twice.
15438 Reuse help texts for duplicate options which do not have any.
15440 * gcc.c (display_help): Document --version.
15442 * gcc.c (main): If print_help_list and verbose_flag, ensure
15443 driver output comes before subprocess output.
15445 * optc-gen.awk: Assign all remaining fields to help string,
15446 space-separated, for multi-line help in *.opt.
15448 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15449 -Wno-pedantic-ms-format is for MinGW targets only.
15451 * doc/options.texi (Option file format): Fix bad indentation,
15452 restoring dropped sentence.
15454 2009-02-28 Jan Hubicka <jh@suse.cz>
15456 * tree-inline.c (tree_function_versioning): Output debug info.
15458 2009-02-28 Jan Hubicka <jh@suse.cz>
15461 * tree-inline.c (setup_one_parameter): Do not copy propagate
15462 arguments when not optimizing.
15464 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15467 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15468 (avx_addsubv4df3): Likewise.
15469 (*avx_addsubv4sf3): Likewise.
15470 (sse3_addsubv4sf3): Likewise.
15471 (*avx_addsubv2df3): Likewise.
15472 (sse3_addsubv2df3): Likewise.
15473 (avx_unpckhps256): Correct item selectors.
15474 (avx_unpcklps256): Likewise.
15475 (avx_unpckhpd256): Likewise.
15476 (avx_unpcklpd256): Likewise.
15478 2009-02-28 Jan Hubicka <jh@suse.cz>
15480 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15482 (copy_arguments_for_versioning): If var is declared don't declare it.
15483 (tree_function_versioning): First setup substitutions and then copy
15486 2009-02-27 Jan Hubicka <jh@suse.cz>
15489 * cgraph.h (varpool_output_debug_info): Remove.
15490 * cgraphunit.c (varpool_output_debug_info): Remove.
15491 * dwarf2out.c (deferred_locations_struct): New struct
15492 (deferred_locations): New type.
15493 (deferred_locations_list): New static var.
15494 (deffer_location): New function.
15495 (gen_variable_die): Use it.
15496 (decls_for_scope): Output info on local static vars.
15497 (dwarf2out_finish): Process deferred locations.
15498 * varpool.c (varpool_output_debug_info): Remove.
15500 2009-02-27 Jan Hubicka <jh@suse.cz>
15503 * tree.h (TREE_PROTECTED): Fix comment.
15504 (BLOCK_HANDLER_BLOCK): Remove.
15505 (struct tree_block): Remove handler_block add body_block.
15506 (inlined_function_outer_scope_p): New.
15507 (is_body_block): Remove.
15508 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15509 * dwarf2out.c (is_inlined_entry_point): Remove.
15510 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15511 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15513 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15514 * gimplify.c (gimplify_expr): Gimplify body blocks.
15515 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15516 block with multiple subblocks.
15517 (dump_scope_block): Prettier output; dump more flags and info.
15518 (dump_scope_blocks): New.
15519 (remove_unused_locals): Use dump_scope_blocks.
15520 * tree-flow.h (dump_scope_blocks): Declare.
15521 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15522 * stmt.c (is_body_block): Remove.
15523 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15524 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15526 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15528 PR middle-end/39308
15529 * graphite.c (graphite_loop_normal_form): Do not call
15530 number_of_iterations_exit from a gcc_assert.
15532 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15534 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15535 jumps if COND is NULL.
15536 (find_cond_jump): New function.
15537 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15538 * config/s390/s390.md: Remove z10_cobra attribute value.
15540 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15542 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15543 force_const_mem returns NULL_RTX.
15545 2009-02-26 Jan Hubicka <jh@suse.cz>
15548 * cgraph.h (varpool_output_debug_info): Remove.
15549 * cgraphunit.c (varpool_output_debug_info): Remove.
15550 * dwarf2out.c (deferred_locations_struct): New struct
15551 (deferred_locations): New type.
15552 (deferred_locations_list): New static var.
15553 (deffer_location): New function.
15554 (gen_variable_die): Use it.
15555 (decls_for_scope): Output info on local static vars.
15556 (dwarf2out_finish): Process deferred locations.
15557 * varpool.c (varpool_output_debug_info): Remove.
15559 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15561 PR rtl-optimization/39241
15562 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15563 to subreg_offset_representable_p.
15565 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15567 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15568 execute function prototype. Get f and nregs from max_reg_num
15569 and get_insns. Remove the first backward pass as it's dead,
15570 guard the forward pass by flag_expensive_optimizations.
15571 (rest_of_handle_regmove): Delete.
15572 (pass_regmove): Replace it with regmove_optimize.
15574 2009-02-25 Martin Jambor <mjambor@suse.cz>
15576 PR tree-optimization/39259
15577 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15578 calls_alloca function flags.
15579 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15580 calls are detected.
15582 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15584 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15585 flags_set_1_rtx, flags_set_1_set): Delete.
15586 (regmove_optimize): Do not call mark_flags_life_zones.
15588 2009-02-24 Julian Brown <julian@codesourcery.com>
15591 * config/arm/arm.c (require_pic_register): Only set
15592 cfun->machine->pic_reg once per function.
15594 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15596 * doc/invoke.texi (Link Options): Document an easier way to pass
15597 options that take arguments to the GNU linker using -Xlinker and -Wl.
15599 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15602 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15604 2009-02-24 Richard Guenther <rguenther@suse.de>
15607 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15609 2009-02-24 Richard Guenther <rguenther@suse.de>
15610 Zdenek Dvorak <ook@ucw.cz>
15612 PR tree-optimization/39233
15613 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15614 from converting them to a generic type.
15616 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15618 PR tree-optimization/39260
15619 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15620 contains a condition with a real type.
15621 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15623 2009-02-23 Jason Merrill <jason@redhat.com>
15626 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15627 narrowing_initializer_constant_valid_p.
15628 (narrowing_initializer_constant_valid_p): Don't return
15629 null_pointer_node for adding a pointer to itself.
15631 2009-02-23 Jan Hubicka <jh@suse.cz>
15634 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15637 2009-02-23 Jan Hubicka <jh@suse.cz>
15639 PR tree-optimization/37709
15640 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15641 * tree.h (block_ultimate_origin): Declare.
15642 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15643 * tree-ssa-live.c (remove_unused_scope_block_p):
15644 Eliminate blocks containig no instructions nor live variables nor
15646 (dump_scope_block): New function.
15647 (remove_unused_locals): Enable removal of dead blocks by default;
15648 enable dumping at TDF_DETAILS.
15650 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15652 * config/i386/i386.c (classify_argument): Don't allow COImode
15654 (function_arg_advance_32): Don't allow OImode.
15655 (function_arg_32): Likewise.
15656 (function_value_32): Likewise.
15657 (return_in_memory_32): Likewise.
15658 (function_arg_64): Remove OImode comment.
15660 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15663 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15664 ix86_expand_vector_set for V4DImode in 64bit mode only.
15665 (ix86_expand_vector_init_one_var): Likewise.
15667 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15669 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15671 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15674 * loop-iv.c: Revert last change.
15675 * emit-rtl.c: Likewise.
15677 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15680 * config/i386/i386.c (type_natural_mode): Remove an extra
15681 space in the warning message.
15682 (function_value_32): Handle 32-byte vector modes.
15683 (return_in_memory_32): Likewise.
15685 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15687 * loop-iv.c (truncate_value): New function.
15688 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15690 (lowpart_subreg): Move to...
15691 * emit-rtl.c: ...here.
15693 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15695 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15696 accidental and undocumented change at revision 140860.
15698 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15700 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15701 take gimple_seq * arguments.
15702 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15703 types_compatible_p langhook.
15705 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15706 Joseph Myers <joseph@codesourcery.com>
15708 * config/arm/arm.c (arm_builtin_va_list): New function.
15709 (arm_expand_builtin_va_start): Likewise.
15710 (arm_gimplify_va_arg_expr): Likewise.
15711 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15712 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15713 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15714 (va_list_type): New variable.
15715 (arm_mangle_type): Mangle va_list_type appropriately.
15717 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15719 PR middle-end/39157
15720 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15721 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15722 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15723 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15724 parameter to 1000 for -O1 by default.
15725 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15727 * loop-invariant.c: Include params.h.
15728 (move_loop_invariants): Don't call move_single_loop_invariants on
15731 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15733 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15734 offset when calculating bounds for indexing stack_usage_map. Fixes
15735 a buffer overflow with certain target setups.
15737 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15740 * calls.c (expand_call): Clear try_tail_call if caller and callee
15741 disagree in promotion of function return value.
15743 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15746 * c-common.c (c_determine_visibility): If visibility changed and
15747 DECL_RTL has been already set, call make_decl_rtl to update symbol
15750 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15753 * varasm.c (assemble_variable): Don't check DECL_NAME when
15754 globalizing a variable.
15756 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15759 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15760 expression before any __builtin_trap call.
15761 * c-typeck.c (build_function_call): Convert and check function
15762 arguments before generating a call to a trap. Evaluate the
15763 function arguments before the trap.
15765 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15768 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15769 (UNSPEC_FXAM_MEM): New unspec.
15770 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15771 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15772 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15774 2009-02-19 Richard Guenther <rguenther@suse.de>
15776 PR tree-optimization/39207
15777 PR tree-optimization/39074
15778 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15779 storedanything_tree): New.
15780 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15781 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15782 (build_succ_graph): Add edges from STOREDANYTHING to all
15784 (init_base_vars): Initialize STOREDANYTHING.
15785 (compute_points_to_sets): Free substitution info after
15786 building the succ graph.
15787 (ipa_pta_execute): Likewise.
15789 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15791 (do_ds_constraint): Do not add to special var or non-pointer
15793 (type_could_have_pointers): Split out from ...
15794 (could_have_pointers): ... here. For arrays use the element type.
15795 (create_variable_info_for): Initialize may_have_pointers.
15796 (new_var_info): Likewise.
15797 (handle_lhs_call): Make the HEAP variable unknown-sized.
15798 (intra_create_variable_infos): Use a type with pointers for
15799 PARM_NOALIAS, make it unknown-sized.
15801 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15804 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15806 2009-02-18 Jason Merrill <jason@redhat.com>
15809 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15810 value if DECL_EXTERNAL.
15811 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15812 * target.h (gcc_target::binds_local_p): Clarify "module".
15813 * tree.h (TREE_PUBLIC): Clarify "module".
15815 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15818 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15819 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15821 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15824 * c.opt (Wabi): Support C and ObjC.
15827 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15829 * config/i386/i386.c (classify_argument): Warn once about the ABI
15830 change when passing union with long double.
15832 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15834 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15837 * c-parser.c (c_parser_compound_statement): Always enter and leave
15840 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15843 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15845 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15847 PR tree-optimization/36922
15848 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15849 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15852 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15854 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15857 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15859 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15861 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15863 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15866 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15867 Richard Sandiford <rdsandiford@googlemail.com>
15869 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15870 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15871 (loongson_biadd): ...this.
15873 2009-02-17 Richard Guenther <rguenther@suse.de>
15875 PR tree-optimization/39202
15876 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15877 a var make sure to follow existing collapses.
15879 2009-02-17 Richard Guenther <rguenther@suse.de>
15881 PR middle-end/39214
15882 * langhooks.c (lhd_print_error_function): Check for NULL block.
15884 2009-02-17 Richard Guenther <rguenther@suse.de>
15886 PR tree-optimization/39204
15887 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15890 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15892 * config/soft-fp/double.h: Update from glibc CVS.
15894 2009-02-17 Richard Guenther <rguenther@suse.de>
15896 PR tree-optimization/39207
15897 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15898 strict-aliasing warnings for pointers pointing to NULL.
15900 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15903 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15904 skipping until next close brace.
15906 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15909 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15910 to function argument boundary.
15912 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15914 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15915 in the lea_add. Reload eventually constraints it properly.
15916 * config/picochip/constraints.md: Remove the target constraint
15917 "b", since it is not needed anymore.
15919 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15921 * gthr-dce.h: Uglify function parameter and local variable names.
15922 * gthr-gnat.h: Likewise.
15923 * gthr-mipssde.h: Likewise.
15924 * gthr-nks.h: Likewise.
15925 * gthr-posix95.h: Likewise.
15926 * gthr-posix.h: Likewise.
15927 * gthr-rtems.h: Likewise.
15928 * gthr-single.h: Likewise.
15929 * gthr-solaris.h: Likewise.
15930 * gthr-tpf.h: Likewise.
15931 * gthr-vxworks.h: Likewise.
15932 * gthr-win32.h: Likewise.
15934 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15937 * config/i386/i386.md: Restrict the new peephole2 to move
15938 between MMX/SSE registers.
15940 2009-02-15 Richard Guenther <rguenther@suse.de>
15943 2009-02-13 Richard Guenther <rguenther@suse.de>
15945 * configure.ac: Enable LFS.
15946 * configure: Re-generate.
15947 * config.in: Likewise.
15949 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15951 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15952 spu_srqwbyte, spu_srqwbytebc): Define.
15953 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15954 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15955 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15956 "shrqby_<mode>"): New insn-and-split patterns.
15957 * config/spu/spu.c (expand_builtin_args): Determine and return
15958 number of operands using spu_builtin_description data.
15959 (spu_expand_builtin_1): Use it.
15961 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15964 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15967 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15970 * config/i386/i386.c (override_options): Correct warning
15971 messages for -malign-loops, -malign-jumps and -malign-functions.
15973 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15976 * config/i386/i386.md: Restrict the new peephole2 to move
15977 between the general purpose registers.
15979 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15982 * config/i386/i386.c (type_natural_mode): Add a new argument.
15983 Return the original mode and warn ABI change if vector size is 32byte.
15984 (function_arg_advance): Updated.
15985 (function_arg): Likewise.
15986 (ix86_function_value): Likewise.
15987 (ix86_return_in_memory): Likewise.
15988 (ix86_sol10_return_in_memory): Likewise.
15989 (ix86_gimplify_va_arg): Likewise.
15990 (function_arg_32): Don't warn ABX ABI change here.
15991 (function_arg_64): Likewise.
15993 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15995 * loop-iv.c (implies_p): In the final case, test that operands 0
15996 of the two comparisons match.
15998 * config/bfin/bfin.c (find_prev_insn_start): New function.
15999 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16000 (find_next_insn_start): Move.
16002 2009-02-13 Richard Guenther <rguenther@suse.de>
16004 * configure.ac: Enable LFS.
16005 * configure: Re-generate.
16006 * config.in: Likewise.
16008 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16011 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16012 sizes on syntax error after some arguments have been parsed.
16014 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16016 * doc/invoke.texi (-fira): Remove.
16018 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16020 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16021 * recog.c: Likewise.
16024 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16026 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16027 (umul_ppmm): Likewise.
16028 (count_leading_zeros): Likewise.
16029 (count_trailing_zeros): Likewise.
16030 (UMUL_TIME): Likewise.
16032 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16034 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16035 soft-fp/t-softfp to tmake_file.
16037 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16038 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16039 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16040 IA64_BUILTIN_INFQ]: New.
16041 (ia64_init_builtins): Initialize __builtin_infq,
16042 __builtin_fabsq and __builtin_copysignq if not HPUX.
16043 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16044 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16046 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16048 (__fixtfti): Likewise.
16049 (__fixunstfti): Likewise.
16050 (__floattitf): Likewise.
16052 * config/ia64/libgcc-glibc.ver: New.
16053 * config/ia64/t-fprules-softfp: Likewise.
16054 * config/ia64/sfp-machine.h: Likewise.
16056 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16057 (LIBGCC2_TF_CEXT): Likewise.
16058 (TF_SIZE): Likewise.
16059 (TARGET_INIT_LIBFUNCS): Likewise.
16061 * config/ia64/t-glibc (SHLINB_MAPFILES):
16062 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16064 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16066 * config/i386/i386.c (construct_container): Rewrite processing
16067 BLKmode with X86_64_SSE_CLASS.
16069 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16072 * config/i386/i386.md: Replace simplify_replace_rtx with
16073 replace_rtx in the new peephole2.
16075 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16077 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16078 loop unrolling do not happen at -O2.
16080 2009-02-12 Michael Matz <matz@suse.de>
16082 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16084 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16086 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16089 2009-02-12 Ben Elliston <bje@au.ibm.com>
16091 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16092 patterns when updating the back chain. Missed in the 2009-02-10
16095 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16097 * doc/extend.texi (Decimal Floating Types): Update identifier of
16098 draft TR and list of missing support.
16100 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16102 PR middle-end/39154
16103 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16104 bit to variable length decl's flags, add it also to its
16105 pointer replacement variable.
16107 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16108 Jakub Jelinek <jakub@redhat.com>
16111 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16112 (memory_blockage): New expander.
16113 (*memory_blockage): New insn pattern.
16114 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16115 instead of general blockage at the end of function prologue when
16116 frame pointer is used to access red zone area. Do not emit blockage
16117 when profiling, it is emitted in generic code.
16118 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16119 function epilogue when frame pointer is used to access red zone area.
16121 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16124 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16125 by arithmetic with memory operands.
16126 * config/i386/predicates.md (commutative_operator): New.
16128 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16130 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16133 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16135 * alias.h (record_alias_subset): Declare.
16136 * alias.c (record_alias_subset): Make global.
16138 2009-02-10 Nick Clifton <nickc@redhat.com>
16140 * tree-parloops.c: Change license to GPLv3.
16141 * ipa-struct-reorg.c: Change license to GPLv3.
16142 * ipa-struct-reorg.h: Change license to GPLv3.
16144 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16147 * c-decl.c (start_struct): Return NULL on error.
16149 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16151 PR middle-end/39124
16152 * cfgloopmanip.c (remove_path): Call remove_bbs after
16153 cancel_loop_tree, not before it.
16156 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16157 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16158 VAR_DECLs were seen.
16159 * tree-ssa-live.c (remove_unused_locals): Recompute
16160 cfun->has_local_explicit_reg_vars.
16161 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16162 copies or clearings if cfun->has_local_explicit_reg_vars.
16164 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16167 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16168 of function prologue when frame pointer is used to access
16171 2009-02-10 Richard Guenther <rguenther@suse.de>
16173 PR middle-end/39127
16174 * gimplify.c (gimple_regimplify_operands): Always look if
16175 we need to create a temporary.
16177 2009-02-10 Richard Guenther <rguenther@suse.de>
16179 PR tree-optimization/39132
16180 * tree-loop-distribution.c (todo): New global var.
16181 (generate_memset_zero): Trigger TODO_rebuild_alias.
16182 (tree_loop_distribution): Return todo.
16184 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16187 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16188 (x86_64_reg_class_name): Removed.
16189 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16190 first one isn't X86_64_SSE_CLASS or any other ones aren't
16191 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16192 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16193 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16194 and 3 X86_64_SSEUP_CLASS.
16195 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16196 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16198 2009-02-10 Ben Elliston <bje@au.ibm.com>
16200 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16201 form instruction to update the stack back chain word, even if the
16202 user has disabled the generation of update instructions.
16203 (movdi_<mode>_update_stack): New.
16204 (movsi_update_stack): Likewise.
16205 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16206 always use an update form instruction to update the stack back
16209 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16211 PR middle-end/38953
16212 * graphite.c (if_region_set_false_region): After moving a region in
16213 the false branch of a condition, remove the empty dummy basic block.
16214 (gloog): Remove wrong fix for PR38953.
16216 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16218 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16219 generation due to implicit sign extension.
16221 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16223 PR middle-end/38981
16224 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16225 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16227 2009-02-09 Richard Guenther <rguenther@suse.de>
16229 PR middle-end/35202
16230 * convert.c (convert_to_real): Disable (float)fn((double)x)
16231 to fnf(x) conversion if errno differences may occur and
16232 -fmath-errno is set.
16234 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16236 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16237 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16238 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16240 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16243 * c-common.c (handle_alias_attribute): Disallow attribute for
16244 anything not a FUNCTION_DECL or VAR_DECL.
16246 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16249 * real.c (do_compare): Special-case compare of zero against
16250 decimal float value.
16252 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16255 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16256 as indicating flexible array members unless the field itself is
16257 being declarared as the incomplete array.
16259 2009-02-06 Jan Hubicka <jh@suse.cz>
16261 PR tree-optimization/38844
16262 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16263 is already inlined.
16265 2009-02-06 Richard Guenther <rguenther@suse.de>
16267 PR middle-end/38977
16268 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16269 fork because we may expand it as __gcov_fork.
16271 2009-02-06 Nick Clifton <nickc@redhat.com>
16273 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16275 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16277 PR tree-optimization/35659
16278 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16279 vn_phi_eq): Shortcut if hashcode does not match.
16280 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16282 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16283 and avoid iterative_hash_expr.
16284 (FOR_EACH_VALUE_ID_IN_SET): New.
16285 (value_id_compare): Remove.
16286 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16287 sort expressions by value id.
16289 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16292 * config/sh/predicates.md (general_movsrc_operand): Don't check
16293 the subreg of system registers here.
16295 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16298 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16299 on the copied decl.
16301 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16303 PR rtl-optimization/39110
16304 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16305 addresses, not aligned ones.
16307 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16308 Richard Guenther <rguenther@suse.de>
16310 PR tree-optimization/39100
16311 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16312 comment says and add edges.
16314 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16317 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16318 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16320 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16322 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16323 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16324 register_bb_in_sese, new_sese, free_sese): Moved.
16325 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16326 outermost_loop_in_scop, build_scop_iteration_domain,
16327 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16328 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16329 Use loop_in_sese_p instead of loop_in_scop_p.
16330 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16331 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16332 (scopdet_basic_block_info): Fix bug in scop detection.
16333 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16334 eq_loop_to_cloog_loop): Remove.
16335 (nb_loops_around_loop_in_scop, nb_loop
16336 ref_nb_loops): Moved here...
16337 * graphite.h (ref_nb_loops): ... from here.
16338 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16339 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16340 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16341 * testsuite/gcc.dg/graphite/scop-19.c: New
16343 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16344 Hans-Peter Nilsson <hp@axis.com>
16346 PR rtl-optimization/37889
16347 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16348 Move offset handling from PLUS to before the switch. Use new
16349 arguments when considering SYMBOL_REFs too.
16350 (rtx_addr_can_trap_p): Pass dummy offset and size.
16351 (enum may_trap_p_flags): Remove.
16352 (may_trap_p_1): Pass size from MEM_SIZE.
16354 PR rtl-optimization/38921
16355 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16356 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16357 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16358 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16360 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16362 AVX Programming Reference (January, 2009)
16363 * config/i386/sse.md (*vpclmulqdq): New.
16365 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16367 PR tree-optimization/38977
16368 PR gcov-profile/38292
16369 * calls.c (special_function_p): Disregard __builtin_ prefix.
16371 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16373 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16374 non-indexable addresses even before reload.
16376 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16379 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16380 as having variable size. Do not give an error for unnamed
16381 parameters with [*] declarators. Give a warning for type names
16382 with [*] declarators and mark them as variable size.
16383 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16384 for sizeof applied to [*] type names.
16386 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16389 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16391 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16393 * gcc.c (process_command): Update copyright notice dates.
16394 * gcov.c (print_version): Likewise.
16395 * gcov-dump.c (print_version): Likewise.
16396 * mips-tfile.c (main): Likewise.
16397 * mips-tdump.c (main): Likewise.
16399 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16402 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16403 for composite type involving a zero-length array type.
16405 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16408 * function.c (match_asm_constraints_1): Skip over
16409 initial optional % in the constraint.
16411 PR inline-asm/39059
16412 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16413 supported, don't accept FIXED_CSTs.
16414 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16415 and _Sat is used without _Fract/_Accum. Set specs->type to
16416 integer_type_node for cts_fract/cts_accum if fixed point is not
16419 2009-02-02 Catherine Moore <clm@codesourcery.com>
16421 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16423 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16425 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16426 (ABI_HAS_64BIT_SYMBOLS): Use it.
16427 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16429 2009-02-02 Paul Brook <paul@codesourcery.com>
16431 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16433 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16435 PR inline-asm/39058
16436 * recog.h (asm_operand_ok): Add constraints argument.
16437 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16438 recurse on matching constraint.
16439 (check_asm_operands): Pass constraints as 3rd argument to
16440 asm_operand_ok. Don't look up matching constraint here.
16441 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16444 2009-02-02 Ben Elliston <bje@au.ibm.com>
16446 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16447 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16449 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16451 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16452 information. Remove some obsolete information. Reorganize.
16454 * config/pa/fptr.c: Revert license to GPL 2.
16455 * config/pa/milli64.S: Likewise.
16457 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16460 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16461 LIBRARY name in, instead of hard-coding it.
16462 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16463 extra target make frag to tmake_files according to EH model.
16464 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16465 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16466 frags that define makefile variable EH_MODEL appropriately.
16467 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16468 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16469 to "-sjlj" according to type of EH configured.
16470 (LIBGCC_SONAME): Concatenate it to shared library base name.
16471 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16472 to "_sjlj" according to type of EH configured.
16473 (LIBGCC_SONAME): Concatenate it to shared library base name.
16474 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16475 (SHLIB_LINK): Add missing semicolon to if-else construct.
16476 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16477 string value of "pe_dll" command-line option.
16478 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16479 (SHLIB_SONAME): Use it when overriding t-cygming default.
16480 (SHLIB_IMPLIB): Override t-cygming default.
16481 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16482 string value of "pe_dll" command-line option.
16484 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16487 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16488 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16490 2009-01-31 Richard Guenther <rguenther@suse.de>
16492 PR tree-optimization/38937
16493 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16494 computing the transitive closure.
16496 2009-01-30 Richard Guenther <rguenther@suse.de>
16498 PR tree-optimization/39041
16499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16500 Propagate variable indices only if the types match for this stmt.
16502 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16505 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16506 inline but never defined.
16508 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16510 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16511 (*insv_h_di_reg_extimm): New insn.
16512 (*insv_l<mode>_reg_extimm): New insn.
16514 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16516 * config/picochip/picochip.c (flag_conserve_stack): set
16517 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16518 fconserve-stack. Reduce call-overhead used by inliner.
16520 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16523 * common.opt (flag_conserve_stack): Initialised to zero.
16525 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16528 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16529 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16532 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16534 * ira-color.c (allocno_reload_assign): Update comments.
16535 * regmove.c (regmove_optimize): Likewise.
16539 2009-01-29 Robert Millan <rmh@aybabtu.com>
16541 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16542 * config/i386/kopensolaris-gnu.h: New file. Undefine
16543 `MD_UNWIND_SUPPORT'.
16544 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16546 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16548 PR tree-optimization/39007
16549 * tree-loop-distribution.c (generate_builtin): Use
16550 recompute_dominator to compute the immediate dominator of the
16551 basic block just after the loop.
16553 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16555 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16556 (ASM_OUTPUT_DWARF_PCREL): Define.
16558 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16560 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16561 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16562 global. Modify entries about regmove and IRA.
16564 * ra-conflict.c: Remove the file.
16566 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16568 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16569 (pass_regclass_init): Rename to pass_reginfo_init.
16571 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16573 * toplev.h (flag_ira): Remove.
16575 * caller-save.c (setup_save_areas): Remove flag_ira.
16577 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16579 * global.c: Remove the file.
16581 * opts.c (decode_options): Remove flag_ira.
16583 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16585 * regmove.c: Modify file description.
16586 (find_use_as_address, try_auto_increment): Define them only if
16587 AUTO_INC_DEC is defined.
16588 (replacement_quality, replace_in_call_usage, fixup_match_1,
16589 stable_and_no_regs_but_for_p): Remove.
16590 (reg_set_in_bb): Make it static.
16591 (regmove_optimize): Remove flag_ira and code which worked for
16594 * local-alloc.c: Remove the file.
16596 * common.opt (fira): Remove.
16598 * ira.c: Include except.h.
16599 (eliminable_regset): Move from global.c.
16600 (mark_elimination): Ditto. Remove flag_ira.
16601 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16602 equiv_mem_modified, validate_equiv_mem_from_store,
16603 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16604 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16605 no_equiv, recorded_label_ref): Move from local-alloc.c.
16606 (update_equiv_regs): Ditto. Make it static.
16607 (print_insn_chain, print_insn_chains): Move it from global.c.
16608 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16609 (build_insn_chain): Ditto. Make it static.
16610 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16611 Rename to init_live_subregs.
16612 (gate_ira): Remove flag_ira.
16614 * regclass.c: Rename reginfo.c. Change file description.
16615 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16616 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16617 (init_reg_sets_1): Remove code for evaluation of
16618 reg_class_superclasses and losing_caller_save_reg_set.
16619 (init_regs): Remove init_reg_autoinc.
16620 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16621 ok_for_base_p_nonstrict): Remove.
16622 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16623 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16624 corresponding entries.
16625 (dump_regclass, record_operand_costs, scan_one_insn,
16626 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16627 record_address_regs, auto_inc_dec_reg_p): Remove.
16628 (gt-regclass.h): Rename to gt-reginfo.h.
16630 * rtl.h (dump_global_regs, retry_global_alloc,
16631 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16633 * Makefile.in (RA_H): Remove.
16634 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16635 Rename regclass.o to reginfo.o.
16636 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16638 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16639 (GTFILES): Rename regclass.c to reginfo.c.
16641 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16642 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16644 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16645 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16647 (finish_spills): Ditto. Remove code for !flag_ira.
16649 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16651 PR middle-end/35854
16652 * doc/invoke.texi (rtl debug options): Complete rewrite.
16653 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16655 * mode-switching.c (pass_mode_switching): Rename pass from
16656 "mode-sw" to "mode_sw".
16657 * except.c (pass_convert_to_eh_ranges): Rename pass from
16658 "eh-ranges" to "eh_ranges".
16659 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16663 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16664 Alexander Monakov <amonakov@ispras.ru>
16666 PR middle-end/38857
16667 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16669 (move_exprs_to_boundary): Change return type and pass through
16670 should_move from move_op. Relax assert. Update usage ...
16671 (schedule_expr_on_boundary): ... here. Use should_move instead of
16673 (move_op_orig_expr_found): Indicate that insn was disconnected from
16675 (code_motion_process_successors): Do not call after_merge_succs
16676 callback if original expression was not found when traversing any of
16678 (code_motion_path_driver): Change return type. Update prototype.
16679 (move_op): Update comment. Add a new parameter (should_move). Update
16680 prototype. Set *should_move based on indication provided by
16681 move_op_orig_expr_found.
16683 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16685 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16686 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16687 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16688 * config/rs6000/rs6000.c (rs6000_override_options): Default
16689 avoid-indexed-addresses on for Power6, off for everything else.
16690 (avoiding_indexed_address_p): New function.
16691 (rs6000_legitimize_address): Use it.
16692 (rs6000_legitimate_address): Likewise.
16693 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16695 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16697 PR tree-optimization/38997
16698 * tree-loop-distribution.c (generate_memset_zero): Use
16699 POINTER_PLUS_EXPR for a pointer addition.
16701 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16703 * config/s390/s390.md (bswap<mode>2): New pattern added.
16705 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16707 * config/s390/s390.md (*tls_load_31): Added type attribute.
16709 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16711 * config/s390/s390.md: Fix a few comments.
16713 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16715 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16716 (*tm<mode>_full): Fixed z10prop attribute.
16717 (*tst<mode>_extimm): Fixed z10prop attribute.
16718 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16719 (*tstqiCCT_cconly): Fixed z10prop attribute.
16720 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16721 (*movsi_larl): Fixed z10prop attribute.
16722 (*movsi_zarch): Fixed z10prop attribute.
16723 (*movsi_eas): Fixed z10prop attribute.
16724 (*movhi): Fixed z10prop attribute.
16725 (*movqi): Fixed z10prop attribute.
16726 (*movstrictqi): Fixed z10prop attribute.
16727 (*mov<mode>): Fixed z10prop attribute.
16728 (*movcc): Fixed z10prop attribute.
16729 (*sethighpartdi_64): Fixed z10prop attribute.
16730 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16731 (*negdi2_sign_cc): Fixed z10prop attribute.
16732 (*negdi2_sign): Fixed z10prop attribute.
16733 (*absdi2_sign_cc): Fixed z10prop attribute.
16734 (*absdi2_sign): Fixed z10prop attribute.
16735 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16736 (*negabsdi2_sign): Fixed z10prop attribute.
16737 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16738 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16739 (doloop_si64): Fixed z10prop attribute.
16740 (doloop_si31): Fixed z10prop attribute.
16741 (doloop_long): Fixed z10prop attribute.
16742 (indirect_jump): Fixed z10prop attribute.
16743 (nop): Fixed z10prop attribute.
16744 (main_base_64): Fixed z10prop attribute.
16745 (reload_base_64): Fixed z10prop attribute.
16747 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16749 PR rtl-optimization/38740
16750 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16752 * config/mips/mips.c (mips_reorg): Likewise.
16754 2009-01-28 Richard Guenther <rguenther@suse.de>
16756 PR tree-optimization/38926
16757 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16758 with the correct value id to a value.
16759 (do_regular_insertion): Use the value number of edoubleprime
16760 for the value number of the expr.
16763 2008-08-21 Richard Guenther <rguenther@suse.de>
16765 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16766 a PHI ask VN if it is already available.
16767 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16768 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16770 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16772 PR middle-end/38934
16773 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16774 set to varying whenever max has TREE_OVERFLOW set, similarly
16775 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16777 2009-01-28 Richard Guenther <rguenther@suse.de>
16779 PR middle-end/38908
16780 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16781 uninitialized aggregate uses in call arguments.
16783 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16785 PR tree-optimization/38984
16786 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16787 the nothing_id variable if -fno-delete-null-pointer-checks.
16789 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16792 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16793 (set_got_offset_rex64): Ditto.
16795 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16798 * doc/extend.texi: Improve local variable with asm reg.
16800 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16802 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16803 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16804 was not supplied then set warn_packed_bitfield_compat to the
16805 default value of 1.
16806 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16809 2009-01-27 Richard Guenther <rguenther@suse.de>
16811 PR tree-optimization/38503
16812 * cfgexpand.c (expand_gimple_basic_block): Ignore
16813 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16814 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16815 variables that cannot have TBAA applied.
16816 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16819 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16821 PR middle-end/38969
16822 * calls.c (initialize_argument_information): Do not wrap complex
16823 arguments in SAVE_EXPR.
16825 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16827 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16828 (INSTALL_LIBGCC): Revert typo commit.
16830 2009-01-26 Richard Guenther <rguenther@suse.de>
16832 PR tree-optimization/38745
16833 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16834 from special handling.
16836 2009-01-26 Richard Guenther <rguenther@suse.de>
16838 PR tree-optimization/38745
16839 * tree-ssa.c (execute_update_addresses_taken): Do not include
16840 variables that cannot possibly be a register in not_reg_needs.
16841 Do not clear TREE_ADDRESSABLE on vars that may not become
16843 * tree-ssa.c (update_alias_info_1): Include those in the set
16844 of addressable vars.
16846 2009-01-26 Richard Guenther <rguenther@suse.de>
16848 PR middle-end/38851
16849 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16850 * tree-ssa-dse.c: Include langhooks.h
16851 (execute_simple_dse): Remove stores with zero size.
16853 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16856 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16859 2009-01-24 Julian Brown <julian@codesourcery.com>
16861 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16862 config/arm/linux-atomic.c.
16863 * config/arm/linux-atomic.c: New.
16865 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16867 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16868 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16869 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16871 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16874 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16877 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16879 PR tree-optimization/38953
16880 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16881 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16882 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16883 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16886 2009-01-24 Paul Brook <paul@codesourcery.com>
16888 * config/arm/neon.md (neon_type): Move to arm.md.
16889 (neon_mov<VSTRUCT>): Add neon_type attribute.
16890 * config/arm/arm.md (neon_type): Move to here.
16891 (conds): Add "unconditioal" and use as default for NEON insns.
16893 2009-01-24 Ben Elliston <bje@au.ibm.com>
16895 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16896 void *' warning from -Wc++-compat.
16897 * Makefile.in (dominance.o-warn): Remove.
16899 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16901 PR tree-optimization/38932
16902 * fold-const.c (fold_unary_ignore_overflow): New.
16903 * tree.h (fold_unary_ignore_overflow): Declare.
16904 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16905 * tree-ssa-sccvn.c (visit_reference_op_load,
16906 simplify_unary_expression): Likewise.
16908 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16910 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16911 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16912 regardless of their type.
16913 * c-common.c (handle_packed_attribute): Don't ignore packed on
16915 * c.opt (Wpacked-bitfield-compat): New warning option.
16916 * stor-layout.c (place_field): Warn if offset of a field changed.
16917 * doc/extend.texi (packed): Mention the ABI change.
16918 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16919 (Warning Options): Add it to the list.
16921 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16923 * c-opts.c (c_common_post_options): Fix a typo in comments.
16925 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16927 PR middle-end/38615
16928 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16929 variables to static.
16930 * doc/invoke.texi (-fmerge-all-constants): Update description.
16932 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16935 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16936 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16938 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16940 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16942 (LOCAL_ALIGNMENT): Similarly.
16944 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16945 Joseph Myers <joseph@codesourcery.com>
16947 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16948 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16949 * config/arm/arm-tune.md: Regenerate.
16950 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16953 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16955 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16956 version number to five.
16958 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16961 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16962 * c-common.c (set_underlying_type): Likewise.
16963 (is_typedef_decl ): Likewise
16965 (set_underlying_type): Likewise.
16966 (is_typedef_type): Likewise.
16968 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16970 PR middle-end/38587
16971 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16974 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16977 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16978 (LIBGCC_SPEC): Don't define.
16979 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16981 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16983 PR rtl-optimization/38879
16984 * alias.c (base_alias_check): Unaligned access via AND address can
16985 alias all surrounding object types except those with sizes equal
16986 or wider than the size of unaligned access.
16988 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16991 * c-decl.c (clone_underlying_type): Move this ...
16992 * c-common.c (set_underlying_type): ... here.
16993 Also, make sure the function properly sets TYPE_STUB_DECL() on
16994 the newly created typedef variant type.
16995 (is_typedef_decl ): New entry point.
16996 * tree.h: Added a new member member_types_needing_access_check to
16997 struct tree_decl_non_common.
16998 (set_underlying_type): New entry point.
16999 (is_typedef_type): Likewise.
17001 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17003 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17004 Check whether two instructions have memory references that
17005 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17006 are helper functions for traversing.
17007 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17008 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17009 not to draw dependency edge for instructions with non-conflicting
17012 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17015 * longlong.h: Update copyright years. Use soft-fp license notice.
17016 Sync __clz_tab declaration with glibc.
17018 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17021 * doc/extend.texi (syscall_linkage): New.
17022 (version_id): Modify.
17024 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17025 Richard Guenther <rguenther@suse.de>
17027 PR tree-optimization/38747
17028 PR tree-optimization/38748
17029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17030 conversion if the base address is an indirect reference and the
17031 aliasing sets could cause issues.
17033 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17035 * common.opt (fgraphite, fgraphite-identity): Add comment for
17036 explaining why these options are not documented.
17038 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17040 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17041 gimple_call_lhs is NULL.
17043 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17046 * emit-rtl.c (adjust_address_1): Make sure memref is never
17049 2009-01-20 Ben Elliston <bje@au.ibm.com>
17051 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17052 const qualifier from arg parameter. Remove unnecessary cast to char *.
17053 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17054 const qualifier from arg 2.
17056 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17058 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17060 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17063 * rtl.h (reinit_regs): New prototype.
17064 * regclass.c: Include ira.h.
17065 (reinit_regs): New.
17066 * Makefile.in (regclass.o): Add ira.h.
17067 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17069 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17072 * c-common.c (handle_aligned_attribute): Use
17073 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17074 default alignment value.
17076 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17078 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17079 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17081 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17082 __BIGGEST_ALIGNMENT__.
17084 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17086 2009-01-18 Richard Guenther <rguenther@suse.de>
17088 PR tree-optimization/38819
17089 * tree-flow.h (operation_could_trap_helper_p): Declare.
17090 * tree-eh.c (operation_could_trap_helper_p): Export.
17091 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17092 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17093 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17094 are about to insert a possibly trapping instruction and fail
17097 2009-01-18 Andreas Schwab <schwab@suse.de>
17099 * doc/install.texi (Configuration): Remove obsolete paragraph
17100 about use of --with-gnu-ld with --with-gnu-as.
17102 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17104 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17105 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17106 Follow spelling conventions.
17108 2009-01-18 Ben Elliston <bje@au.ibm.com>
17110 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17111 C++ warning about implicit conversion from void * to struct
17113 (bitmap_obstack_free): Likewise for bitmap_element *.
17114 * Makefile.in (bitmap.o-warn): Remove.
17116 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17118 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17120 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17121 Tobias Grosser <tobi.grosser@amd.com>
17123 * graphite.c (graphite_trans_scop_block): Do not block single
17126 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17128 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17129 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17130 test with assertion.
17132 2009-01-16 Richard Guenther <rguenther@suse.de>
17134 PR tree-optimization/38835
17135 PR middle-end/36227
17136 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17137 and INT + PTR -> (INT)(PTR p+ INT) folding.
17138 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17140 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17143 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17144 the subreg from a lowpart subreg if it is also casting the value.
17146 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17147 Tobias Grosser <tobi.grosser@amd.com>
17149 * graphite.c (compare_prefix_loops): New.
17150 (build_scop_canonical_schedules): Rewritten.
17151 (graphite_transform_loops): Move build_scop_canonical_schedules
17152 after build_scop_iteration_domain.
17154 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17155 Tobias Grosser <tobi.grosser@amd.com>
17157 * graphite.c (add_conditions_to_domain): Add the loops to
17158 the dimension of the iteration domain. Do copy the domain
17159 only when it exists.
17160 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17161 (add_conditions_to_constraints): New.
17162 (can_generate_code_stmt, can_generate_code): Removed.
17163 (gloog): Do not call can_generate_code.
17164 (graphite_transform_loops): Call add_conditions_to_constraints
17165 after building the iteration domain.
17167 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17169 PR tree-optimization/38789
17170 * tree-ssa-threadedge.c
17171 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17172 __builtin_constant_p.
17174 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17176 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17177 examined before deleting them.
17179 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17181 * function.c (aggregate_value_p): Correctly extract the function
17182 type from CALL_EXPR_FN lookup.
17184 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17186 * config/picochip/picochip.c (picochip_override_options): Revert
17187 CFI asm flag disable commited previously.
17189 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17190 Tobias Grosser <tobi.grosser@amd.com>
17191 Jan Sjodin <jan.sjodin@amd.com>
17193 * graphite.c (scan_tree_for_params): On substractions negate
17194 all the coefficients of the term.
17195 (clast_to_gcc_expression_red): New. Handle reduction expressions
17196 of more than two operands.
17197 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17198 (get_vdef_before_scop): Handle also the case of default definitions.
17200 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17202 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17203 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17204 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17206 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17207 Joey Ye <joey.ye@intel.com>
17209 PR middle-end/37843
17210 * cfgexpand.c (expand_stack_alignment): Don't update stack
17211 boundary nor check incoming stack boundary here.
17212 (gimple_expand_cfg): Update stack boundary and check incoming
17213 stack boundary here.
17215 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17217 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17219 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17221 PR rtl-optimization/38245
17222 * calls.c (expand_call): Add stack arguments to
17223 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17224 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17225 in regs and partially in memory or BLKmode arguments.
17226 (emit_library_call_value_1): Add stack arguments to
17227 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17228 ACCUMULATE_OUTGOING_ARGS).
17229 * dce.c: Include tm_p.h.
17230 (find_call_stack_args): New function.
17231 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17233 (mark_insn): Call find_call_stack_args for CALL_Ps.
17234 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17235 forwards. Allocate and free arg_stores bitmap if needed, pass it
17236 down to deletable_insn_p, don't mark stores set in arg_stores
17237 bitmap, clear the bitmap at the beginning of each bb.
17238 * Makefile.in (dce.o): Depend on $(TM_P_H).
17240 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17243 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17244 to make sure the insn is a conditional test (bug 22599). Reformat a
17247 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17249 PR middle-end/38431
17250 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17251 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17252 (gloog): Do not call cleanup_tree_cfg.
17253 (graphite_transform_loops): Call cleanup_tree_cfg after all
17254 scops have been code generated.
17256 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17257 * doc/gty.texi (Invoking the garbage collector): Added new node
17258 and section documenting ggc_collect.
17260 2009-01-14 Richard Guenther <rguenther@suse.de>
17262 PR tree-optimization/38826
17263 PR middle-end/38477
17264 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17265 initialization notes only if we actually emitted a warning.
17266 (intra_create_variable_infos): Add constraints for a result decl
17267 that is passed by hidden reference.
17268 (build_pred_graph): Mark all related variables non-direct on
17271 2009-01-14 Nick Clifton <nickc@redhat.com>
17273 * ira-conflicts.c: Include addresses.h for the definition of
17275 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17276 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17278 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17281 * Makefile.in (ira-lives.o): Add except.h.
17283 * ira-lives.c: Include except.h.
17284 (process_bb_node_lives): Process can_throw_internal.
17286 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17288 PR rtl-optimization/38774
17289 * combine.c (simplify_set): When undoing cc_use change, don't do
17290 PUT_CODE on the newly created comparison, but instead put back the
17293 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17295 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17296 values. Remove duplicate arm8 entry.
17298 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17300 PR tree-optimization/38786
17301 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17302 the SSA_NAME case of expand_scalar_variables_expr.
17303 Set the type of an expression to the type of its assign statement.
17304 (expand_scalar_variables_expr): Also gather the scalar computation
17305 used to index the memory access. Do not pass loop_p.
17306 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17307 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17308 the gimple_stmt_iterator where it inserts new code.
17309 Do not pass loop_p.
17310 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17311 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17313 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17315 * graphite.h (debug_value): Removed.
17316 * graphite.c (debug_value): Removed.
17318 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17320 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17321 ldrd/strd with two 32-bit instructions.
17323 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17325 * config/arm/arm.c (struct processors): Pass for speed down into
17326 cost helper functions.
17327 (const_ok_for_op): Handle COMPARE and inequality nodes.
17328 (arm_rtx_costs_1): Rewrite.
17329 (arm_size_rtx_costs): Update prototype.
17330 (arm_rtx_costs): Pass speed down to helper functions.
17331 (arm_slowmul_rtx_costs): Rework cost calculations.
17332 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17333 (arm_9e_rtx_costs): Likewise.
17335 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17337 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17338 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17339 (alpha_legitimize_address): Do not split local symbols wider than
17340 UNITS_PER_WORD into HIGH/LO_SUM parts.
17342 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17345 * gcc.c (process_command): Replace call to execvp with calls
17346 to pex_one and exit.
17348 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17351 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17352 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17353 variant for devices with 3-byte PC.
17354 (__tablejump_elpm__): New.
17356 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17359 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17360 offsetof member-designator, handle it as `[0].'.
17362 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17364 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17365 function when not using named sections on targets with named sections
17366 if branch distance is less than 262132.
17368 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17370 * combine.c (combine_instructions): Recompute
17371 optimize_this_for_speed_p for each BB in the main combine loop.
17373 2009-01-12 Tomas Bily <tbily@suse.cz>
17376 * tree-loop-distribution.c (prop_phis): New function.
17377 (generate_builtin): Call prop_phis.
17378 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17380 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17382 PR tree-optimization/38807
17383 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17384 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17386 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17388 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17389 subreg of op0 to the original op0.
17391 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17393 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17395 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17398 * mips-tfile.c (parse_def): Fix parsing of def strings
17399 starting with digits.
17401 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17404 * config/arm/arm.c (arm_is_long_call_p): Don't call
17405 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17407 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17409 * regrename.c (regrename_optimize): Fix dumping.
17410 (find_oldest_value_reg): Preserve REG_POINTER.
17411 (copy_hardreg_forward_1): Likewise.
17413 2009-01-09 Diego Novillo <dnovillo@google.com>
17415 * gimple.h (struct gimple_statement_base) <uid>: Document
17416 the restrictions on its use.
17417 (gimple_uid): Tidy.
17418 (gimple_set_uid): Tidy.
17420 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17422 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17423 zero guard even if align_bytes != 0 and count is smaller than
17426 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17428 PR rtl-optimization/38495
17429 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17430 (add_range_and_copies_from_move_list): Print all added ranges.
17431 Add ranges to memory optimized destination.
17433 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17437 * config/i386/i386.c (override_options): Reject
17438 -mstringop-strategy=rep_8byte with -m32.
17439 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17440 to 1. Do count comparison against epilogue_size_needed at compile
17441 time even when count_exp was constant forced into register. For
17442 size_needed don't jump to epilogue, instead just avoid aligning
17443 and invoke the body algorithm. If need_zero_guard, add zero guard
17444 even if count is non-zero, but smaller than size_needed + number of
17445 bytes that could be stored for alignment.
17446 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17447 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17448 but smaller than size_needed + number of bytes that could be stored
17449 for alignment. Compare size_needed with epilogue_size_needed instead
17450 of desired_align - align, don't adjust size_needed, pass
17451 epilogue_size_needed to the epilogue expanders.
17454 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17456 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17458 * pa.c (last_address): Change to unsigned.
17459 (update_total_code_bytes): Change argument to unsigned. Don't
17460 check if insn addresses are set.
17461 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17462 addresses are not set.
17463 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17465 2009-01-09 Nick Clifton <nickc@redhat.com>
17467 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17468 DECL_DECLARED_INLINE_P.
17470 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17472 PR middle-end/38347
17473 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17474 GET_MODE (op0) in operand_subword_force calls.
17476 PR middle-end/38771
17477 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17478 fold_convert arg0 operands to TREE_TYPE (op0) first.
17480 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17482 * params.def (ira-max-conflict-table-size): Decrease default value
17485 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17487 PR tree-optimization/37031
17488 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17490 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17491 allocate it using gc instead of heap, use VEC_quick_push instead of
17493 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17494 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17495 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17496 allocated vector from heap allocated.
17497 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17498 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17499 vector only after perfect_loop_nest_depth call.
17501 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17502 Jan Sjodin <jan.sjodin@amd.com>
17504 PR tree-optimization/38559
17505 * graphite.c (debug_value, copy_constraint,
17506 swap_constraint_variables, scale_constraint_variable, ): New.
17507 (get_lower_bound, get_upper_bound): Removed.
17508 (graphite_trans_bb_strip_mine): Clean up this code that works
17509 only for constant number of iterations. Fully copy upper and
17510 lower bound constraints, not only the constant part of them.
17511 * graphite.h (debug_value): Declared.
17513 2009-01-08 Ira Rosen <irar@il.ibm.com>
17515 PR tree-optimization/37194
17516 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17517 Don't add the cost of cost model guard in prologue to scalar
17518 outside cost in case of known number of iterations.
17520 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17521 Alan Modra <amodra@bigpond.net.au>
17523 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17524 non-word-aligned REG+CONST addressing.
17526 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17529 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17530 free_after_compilation when outputting a thunk.
17531 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17532 Do not call free_after_compilation here.
17534 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17536 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17537 (ix86_valid_target_attribute_inner_p): Ditto.
17539 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17541 PR tree-optimization/38492
17542 PR tree-optimization/38498
17543 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17544 * tree-chrec.h (scev_is_linear_expression): Declared.
17545 * graphite.c (graphite_cannot_represent_loop_niter): New.
17546 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17547 (graphite_loop_normal_form): Use gcc_assert.
17548 (scan_tree_for_params): Use CASE_CONVERT.
17549 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17550 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17551 Use gcc_assert. Discard scops that contain unhandled cases.
17552 (build_scop_conditions): Return a boolean status for unhandled cases.
17553 (strip_mine_profitable_p): Print the loop number, not its depth.
17554 (is_interchange_valid): Pass the depth of the loop nest, don't
17555 recompute it wrongly.
17556 (graphite_trans_bb_block): Same.
17557 (graphite_trans_bb_block): Print tentative of loop blocking.
17558 (graphite_trans_scop_block): Do not print that the loop has been
17560 (graphite_transform_loops): Do not handle scops that contain condition
17563 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17565 AVX Programming Reference (December, 2008)
17566 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17567 (_mm256_stream_pd): Likewise.
17568 (_mm256_stream_ps): Likewise.
17570 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17571 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17572 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17573 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17574 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17575 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17576 (ix86_expand_special_args_builtin): Likewise.
17578 * config/i386/sse.md (AVXMODEDI): New.
17579 (avx_movnt<mode>): Likewise.
17580 (avx_movnt<mode>): Likewise.
17581 (<sse>_movnt<mode>): Remove AVX support.
17582 (sse2_movntv2di): Likewise.
17584 2009-01-07 Richard Guenther <rguenther@suse.de>
17586 PR middle-end/38751
17587 * fold-const.c (extract_muldiv): Remove obsolete comment.
17588 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17589 to PLUS_EXPR canonicalization for the canonicalization.
17591 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17593 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17594 hosted cross-compilers generating less efficient code.
17596 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17598 * function.h (rtl_data): Add a dbr_scheduled_p field.
17599 * reorg.c (dbr_schedule): Set it.
17600 (gate_handle_delay_slots): Check it.
17601 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17602 (mips_reorg): Check flag_delayed_branch instead of
17603 mips_base_delayed_branch.
17604 (mips_override_options): Don't set mips_base_delayed_branch
17605 or flag_delayed_branch.
17607 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17609 PR rtl-optimization/38426.
17610 * ira.c (ira): Set current_function_is_leaf earlier.
17612 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17614 PR rtl-optimization/38722
17615 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17616 too early, only set a flag and modify after last possible
17619 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17622 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17623 * real.c (decimal_single_format): Correct values of emin and emax.
17624 (decimal_double_format): Ditto.
17625 (decimal_quad_format): Ditto.
17626 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17627 computation of DECnn_MIN and DECnn_MAX for corrected values of
17628 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17629 __DECnn_MIN__, and adjust its computation for the corrected value
17632 2009-01-06 Jan Hubicka <jh@suse.cz>
17635 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17637 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17639 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17640 Add Robert Clark to the list of testers.
17642 2009-01-06 Jan Hubicka <jh@suse.cz>
17643 Kai Tietz <kai.tietz@onevision.com>
17645 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17646 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17648 2009-01-06 Jan Hubicka <jh@suse.cz>
17649 Kai Tietz <kai.tietz@onevision.com>
17651 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17653 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17654 (ix86_nsaved_regs): Count only general purpose regs.
17655 (ix86_nsaved_sseregs): New.
17656 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17657 to 16 for w64; compute padding and size of sse reg save area.
17658 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17659 general purpose regs.
17660 (ix86_emit_save_sse_regs_using_mov): New.
17661 (ix86_expand_prologue): Save SSE regs if needed.
17662 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17663 (ix86_emit_restore_sse_regs_using_mov): New.
17664 (ix86_expand_epilogue): Save SSE regs if needed.
17666 2009-01-06 Jan Hubicka <jh@suse.cz>
17667 Kai Tietz <kai.tietz@onevision.com>
17669 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17670 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17671 functions when accumulate outgoing args is off.
17673 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17676 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17677 before using pseudos_have_intersected_live_ranges_p.
17679 * ira-int.h (ira_assert): Always define.
17681 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17683 AVX Programming Reference (December, 2008)
17684 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17685 (_mm256_permute2_pd): Likewise.
17686 (_mm_permute2_ps): Likewise.
17687 (_mm256_permute2_ps): Likewise.
17688 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17689 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17691 * config/i386/i386.c (ix86_builtins): Remove
17692 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17693 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17694 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17695 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17696 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17697 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17698 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17699 __builtin_ia32_vpermil2ps256.
17700 (ix86_init_mmx_sse_builtins): Updated.
17701 (ix86_expand_args_builtin): Likewise.
17703 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17705 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17706 long absolute calls when generating PA 2.0 code.
17708 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17710 PR rtl-optimization/38583
17711 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17713 * params.def (ira-max-conflict-table-size): New.
17715 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17717 * ira.h (ira_conflicts_p): New external definition.
17719 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17720 table. Report this. Return result of building.
17721 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17722 building conflict table.
17724 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17725 (ira_color): Use ira_conflicts_p.
17727 * global.c: Include ira.h.
17728 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17731 * Makefile.in (global.o): Add ira.h.
17733 * ira-build.c (mark_all_loops_for_removal,
17734 propagate_some_info_from_allocno): New.
17735 (remove_unnecessary_allocnos): Call
17736 propagate_some_info_from_allocno.
17737 (remove_low_level_allocnos): New.
17738 (remove_unnecessary_regions): Add parameter. Call
17739 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17740 parameter to remove_unnecessary_regions.
17741 (ira_build): Remove all regions but root if the conflict table was
17742 not built. Update conflict hard regs for allocnos crossing calls.
17744 * ira.c (ira_conflicts_p): New global.
17745 (ira): Define and use ira_conflicts_p.
17747 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17748 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17749 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17751 2009-01-06 Ben Elliston <bje@au.ibm.com>
17753 * gengtype-lex.l (YY_NO_INPUT): Define.
17755 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17758 * c-common.c (handle_vector_size_attribute): Also reject
17759 BOOLEAN_TYPE types.
17761 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17763 PR tree-optimization/38492
17764 * graphite.c (rename_map_elt, debug_rename_elt,
17765 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17766 rename_map_elt_info, eq_rename_map_elts,
17767 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17768 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17769 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17770 (sese_build_livein_liveouts): New.
17771 (new_sese, free_sese): New.
17772 (new_scop): Call new_sese.
17773 (free_scop): Call free_sese.
17774 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17775 (register_old_new_names): Renamed register_old_and_new_names.
17776 (register_scop_liveout_renames, add_loop_exit_phis,
17777 insert_loop_close_phis, struct igp,
17778 default_liveout_before_guard, add_guard_exit_phis,
17779 insert_guard_phis, copy_renames): New.
17780 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17781 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17782 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17783 (scop_adjust_phis_for_liveouts): New.
17784 (gloog): Call scop_adjust_phis_for_liveouts.
17786 * graphite.h (struct sese): Documented. Added fields liveout,
17787 num_ver and livein.
17788 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17789 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17790 (struct scop): Added field liveout_renames.
17791 (SCOP_LIVEOUT_RENAMES): New.
17793 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17795 PR tree-optimization/38510
17796 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17797 (translate_clast): Call recompute_all_dominators before
17799 (gloog): Call recompute_all_dominators before graphite_verify.
17801 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17802 Jan Sjodin <jan.sjodin@amd.com>
17804 PR tree-optimization/38500
17805 * graphite.c (create_sese_edges): Call fix_loop_structure after
17808 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17810 * config.gcc: Add m32r*-*-rtems*.
17811 * config/m32r/rtems.h: New file.
17813 2009-01-05 Ben Elliston <bje@au.ibm.com>
17815 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17816 (.po.pox): Likewise.
17817 (po/gcc.pot): Likewise.
17819 2009-01-04 David S. Miller <davem@davemloft.net>
17821 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17822 (STARTING_FRAME_OFFSET): Always set to zero.
17824 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17826 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17827 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17828 fixed-point types, and vectors of the same.
17830 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17832 * config/mips/sync.md (*mb_barrier): Rename to...
17833 (*memory_barrier): ...this.
17835 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17837 * doc/extend.texi (Function Attributes): Move @cindex after @item
17838 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17839 and put in alphabetical order. Fix 'target' name and put in order.
17840 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17843 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17845 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17846 (memory_barrier): Expand as unspec instead of unspec_volatile.
17847 Remove mem:BLK from insn operands. Use Pmode scratch register.
17848 (*memory_barrier): Define as unspec instead of unspec_volatile.
17849 Use (match_dup 0) as input operand.
17851 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17852 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17853 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17854 scratch register. Remove operand 1.
17855 (*stbar): Define as unspec instead of unspec_volatile.
17856 Use (match_dup 0) as input operand, remove (const_int 8).
17857 (*membar): Define as unspec instead of unspec_volatile.
17858 Use (match_dup 0) as input operand, remove input operand 2.
17860 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17861 (memory_barrier): Expand as unspec instead of unspec_volatile.
17862 Remove mem:BLK from insn operands. Use Pmode scratch register.
17863 (*memory_barrier): Define as unspec instead of unspec_volatile.
17864 Use (match_dup 0) as input operand.
17866 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17867 Remove mem:BLK from insn operands. Use Pmode scratch register.
17868 Set volatile flag on operand 0.
17869 (*memory_barrier): New insn pattern.
17871 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17873 (*memory_barrier): Use (match_dup 0) as input operand.
17875 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17876 Remove mem:BLK from insn operands. Use Pmode scratch register.
17877 Set volatile flag on operand 0.
17878 (*mb_internal): New insn pattern.
17880 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17882 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17884 PR middle-end/38586
17885 * function.c (struct temp_slot): Move to the section of the file
17886 that deals with temp slots. Remove field 'address'.
17887 (temp_slot_address_table): New hash table of address -> temp slot.
17888 (struct temp_slot_address_entry): New struct, items for the table.
17889 (temp_slot_address_compute_hash, temp_slot_address_hash,
17890 temp_slot_address_eq, insert_temp_slot_address): Support functions
17892 (find_temp_slot_from_address): Rewrite to use the new hash table.
17893 (remove_unused_temp_slot_addresses): Remove addresses of temp
17894 slots that have been made available.
17895 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17896 worker function for remove_unused_temp_slot_addresses.
17897 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17898 Add the temp slot address to the address -> temp slot map.
17899 (update_temp_slot_address): Update via insert_temp_slot_address.
17900 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17901 (pop_temp_slots): Likewise.
17902 (init_temp_slots): Allocate the address -> temp slot map, or empty
17903 the map if it is already allocated.
17904 (prepare_function_start): Initialize temp slot processing.
17906 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17908 PR middle-end/38584
17909 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17910 Calculate the size of all stack vars assuming no packing of stack
17911 vars will happen, replacing a quadratic algorithm with a linear one.
17913 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17916 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17919 2009-01-03 Diego Novillo <dnovillo@google.com>
17921 * doc/contrib.texi: Update contributions.
17923 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17926 * builtins.c (fold_builtin_memory_op): Give up if either operand
17927 is volatile. Set srctype or desttype to non-qualified version
17931 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17932 and FUNCTION_DECLs.
17934 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17936 PR rtl-optimization/35805
17937 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17938 problem if fast dce is able to remove any instructions.
17939 * dce.c (dce_process_block): Fix dump message.
17941 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17944 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17946 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17948 PR middle-end/38690
17949 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17950 * tree-pretty-print.c (op_code_prio): New function.
17951 (op_prio): No longer static. Use op_code_prio.
17952 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17953 Use op_prio and op_code_prio to determine if () should be
17954 printed around operand(s) or not.
17956 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17957 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17958 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17959 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17960 pp_character instead of pp_string for single letter printing.
17962 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17964 * doc/extend.texi: Fix '#pragma GCC option' typo.
17966 2009-01-02 Richard Guenther <rguenther@suse.de>
17968 * doc/install.texi (--enable-checking): Mention different
17969 default for stage1.
17970 (--enable-stage1-checking): Document.
17972 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17974 PR middle-end/30142
17975 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17976 case to be an error.
17978 2009-01-02 Ben Elliston <bje@au.ibm.com>
17980 * config/fp-bit.h (pack_d): Constify argument.
17981 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17982 (isnan): Constify argument.
17984 (iszero): Likewise.
17985 (pack_d): Likewise.
17986 (_fpadd_parts): Constify return type.
17987 (_fpmul_parts): Likewise.
17988 (_fpdiv_parts): Likewise.
17990 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17993 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17994 warn about overwriting initializer with side-effects or
17995 -Woverride-init if !IMPLICIT.
17996 (output_init_element): Likewise. Pass IMPLICIT down to
17998 (process_init_element): Add IMPLICIT argument. Pass it down
17999 to output_init_element.
18000 (push_init_element, pop_init_level, set_designator): Adjust
18001 process_init_element callers.
18002 (set_nonincremental_init, set_nonincremental_init_from_string):
18003 Adjust add_pending_init callers.
18004 (output_pending_init_elements): Adjust output_init_element callers.
18005 * c-tree.h (process_init_element): Adjust prototype.
18006 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18007 process_init_element callers.
18010 Copyright (C) 2009 Free Software Foundation, Inc.
18012 Copying and distribution of this file, with or without modification,
18013 are permitted in any medium without royalty provided the copyright
18014 notice and this notice are preserved.