1 2009-07-02 Jan Hubicka <jh@suse.cz>
3 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
6 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
9 instead of recomputing it. Adjust calls.
10 (emit_store_flag): Adjust recursive calls.
12 2009-07-02 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-live.c (remove_unused_locals): Do not remove
16 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
17 of DECL_EXTERNAL for HEAP variables.
18 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
19 HEAP variables. Do not adjust RESTRICT vars.
20 (find_what_var_points_to): Nobody cares if something
23 2009-07-02 Ben Elliston <bje@au.ibm.com>
25 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
26 pc_low and pc_high declarations to the top of the function.
28 2009-07-01 DJ Delorie <dj@redhat.com>
30 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
32 (mep_interrupt_saved_reg): Save appropriate IVC2 control
34 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
35 unspecified accesses to control registers.
36 * config/mep/intrinsics.md: Regenerate.
37 * config/mep/intrinsics.h: Regenerate.
38 * config/mep/mep-intrin.h: Regenerate.
40 2009-07-01 Anthony Green <green@moxielogic.com>
42 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
43 instruction when possible.
44 (moxie_expand_prologue): Ditto. Also, save an instruction and
45 some complexity by popping off of $r12 instead of $sp.
46 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
49 2009-07-01 Richard Henderson <rth@redhat.com>
52 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
53 contained no insns, reposition note before last insn.
55 2009-07-01 Richard Henderson <rth@redhat.com>
58 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
59 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
61 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
64 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
65 darwin9 for printing reg addresses with %y.
67 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
69 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
70 truncation from operands in binary operations.
72 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
75 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
76 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
77 subreg of op0 to the original op0.
79 * expmed.c (store_bit_field_1): Use a temporary as the destination
80 instead of a paradoxical subreg when we need to truncate the result.
82 2009-07-01 DJ Delorie <dj@redhat.com>
84 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic names to VLIW variants.
85 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
86 * config/mep/intrinsics.md: Regenerate.
87 * config/mep/intrinsics.h: Regenerate.
88 * config/mep/mep-intrin.h: Regenerate.
90 2009-07-01 Jakub Jelinek <jakub@redhat.com>
93 * jump.c (returnjump_p): Revert last patch.
94 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
96 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
99 * pa.md (casesi32p): Use jump table label to determine the offset
101 (casesi64p): Likewise.
103 * pa.c (forward_branch_p): Return bool type. Use instruction addresses
104 when available. Assert that INSN has a jump label.
105 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
108 2009-07-01 Richard Guenther <rguenther@suse.de>
110 PR tree-optimization/19831
111 * tree-ssa-dce.c (propagate_necessity): Calls to functions
112 that only act as barriers do not make any previous stores
114 * tree-ssa-structalias.c (handle_lhs_call): Delay making
115 HEAP variables global, do not add a constraint from nonlocal.
116 (find_func_aliases): Handle escapes through return statements.
117 (compute_points_to_sets): Make escaped HEAP variables global.
119 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
122 * expmed.c (emit_store_flag): Perform a conversion if necessary,
123 after reducing a DImode cstore to SImode.
125 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
127 * expr.c (expand_expr_real_1): Reinstate fallthrough to
128 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
130 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
132 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
133 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
135 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
136 and umod_optab if TARGET_BSD_DIVMOD.
137 * config/vax/lib1funcs.asm: New file.
138 * config/vax/t-linux: New file.
139 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
141 2009-06-30 Jakub Jelinek <jakub@redhat.com>
144 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
145 to type arguments that have void type.
148 * dwarf2out.c (gen_formal_parameter_die): Call
149 equate_decl_number_to_die if node is different from origin.
151 2009-06-30 Anthony Green <green@moxielogic.com>
153 Clean up moxie port for --enable-build-with-cxx.
154 * config/moxie/moxie.c (moxie_function_value): First two
155 parameters are const_tree, not tree.
156 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
157 (REG_CLASS_NAMES): Ditto.
158 (REGNO_REG_CLASS): Ditto.
159 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
160 (moxie_function_value): Fix constyness of arguments.
162 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
164 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
165 finalize_size_functions before further processing.
166 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
167 (variable_size): Call self_referential_size on size expressions
168 that contain a PLACEHOLDER_EXPR.
169 (size_functions): New static variable.
170 (copy_self_referential_tree_r): New static function.
171 (self_referential_size): Likewise.
172 (finalize_size_functions): New global function.
173 * tree.c: Include tree-inline.h.
174 (push_without_duplicates): New static function.
175 (find_placeholder_in_expr): New global function.
176 (substitute_in_expr) <tcc_declaration>: Return the replacement object
178 <tcc_expression>: Likewise.
179 <tcc_vl_exp>: If the replacement object is a constant, try to inline
180 the call in the expression.
181 * tree.h (finalize_size_functions): Declare.
182 (find_placeholder_in_expr): Likewise.
183 (FIND_PLACEHOLDER_IN_EXPR): New macro.
184 (substitute_placeholder_in_expr): Update comment.
185 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
187 (copy_tree_body_r): Likewise.
188 (copy_tree_body): New static function.
189 (maybe_inline_call_in_expr): New global function.
190 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
191 (maybe_inline_call_in_expr): Declare.
192 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
193 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
196 2009-06-30 Richard Guenther <rguenther@suse.de>
198 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
200 (propagate_necessity): Do not mark reaching defs of stores
203 2009-06-30 Jan Hubicka <jh@suse.cz>
205 * cfgloopanal.c (check_irred): Move into ...
206 (mark_irreducible_loops): ... here; return true if ireducible
208 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
209 (analyze_function): Try to prove loop finiteness.
210 * cfgloop.h (mark_irreducible_loops): Update prototype.
211 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
213 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
215 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
217 2009-06-30 Ira Rosen <irar@il.ibm.com>
219 PR tree-optimization/40542
220 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
223 2009-06-30 Martin Jambor <mjambor@suse.cz>
225 PR tree-optimization/40582
226 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
227 than useless_type_conversion_p.
228 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
231 2009-06-30 Martin Jambor <mjambor@suse.cz>
234 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
236 2009-06-30 Richard Guenther <rguenther@suse.de>
238 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
239 use ao_ref references.
240 (walk_aliased_vdefs): Likewise.
241 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
242 * tree-ssa-dce.c (struct ref_data): Remove.
243 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
244 (mark_aliased_reaching_defs_necessary): Adjust.
245 (mark_all_reaching_defs_necessary_1): Likewise.
247 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
250 * expmed.c (emit_cstore): New name of emit_store_flag_1.
251 (emit_store_flag_1): Extract from emit_store_flag, adjust
252 calls to (what now is) emit_cstore.
253 (emit_store_flag): Call emit_store_flag_1 and also use it
254 for what used to be recursive calls.
256 2009-06-30 Wei Guozhi <carrot@google.com>
259 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
260 if the target bb post dominates from bb.
261 * config/i386/i386.c (memory_address_length): Check existence of base
262 register before using it.
264 2009-06-29 DJ Delorie <dj@redhat.com>
266 * doc/install.texi (mep-x-elf): Correct chip's full name.
268 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
270 * doc/extend.texi: Fix typo.
272 2009-06-29 Tom Tromey <tromey@redhat.com>
275 * Makefile.in (DWARF2_H): New variable.
277 (dwarf2out.o): Likewise.
278 (dwarf2asm.o): Likewise.
279 * config/i386/t-i386: Use DWARF2_H.
280 * except.c: Include elf/dwarf2.h.
281 * unwind-dw2.c: Include elf/dwarf2.h.
282 * dwarf2out.c: Include elf/dwarf2.h.
283 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
285 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
286 (size_of_loc_descr): Likewise.
287 (output_loc_operands_raw): Likewise.
288 (output_loc_operands): Handle new dtprel field.
289 (loc_checksum): Update.
290 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
291 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
292 * unwind-dw2-fde.c: Include elf/dwarf2.h.
293 * dwarf2asm.c: Include elf/dwarf2.h.
294 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
295 * config/mmix/mmix.c: Include elf/dwarf2.h.
296 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
297 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
298 * config/sh/sh.c: Include elf/dwarf2.h.
299 * config/i386/i386.c: Include elf/dwarf2.h.
301 2009-06-29 DJ Delorie <dj@redhat.com>
303 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
305 * doc/extend.texi: Add MeP attributes and pragmas.
306 * doc/invoke.text: Add MeP Options.
307 * doc/contrib.texi: Add MeP contribution.
308 * doc/md.texi: Add MeP constraints.
309 * doc/install.texi: Add MeP target.
311 2009-06-30 Anatoly Sokolov <aesok@post.ru>
313 * target.h (struct gcc_target): Add frame_pointer_required field.
314 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
315 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
316 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
318 * reload1.c (update_eliminables): (Ditto.).
319 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
320 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
321 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
323 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
325 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
326 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
327 (arm_frame_pointer_required): New function.
329 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
330 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
331 (avr_frame_pointer_required_p): Declare as static.
332 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
334 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
335 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
336 (bfin_frame_pointer_required): Make as static, change return type
338 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
340 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
341 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
342 (cris_frame_pointer_required): New function.
344 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
346 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
347 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
348 (fr30_frame_pointer_required): New function.
350 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
351 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
352 (frv_frame_pointer_required): Make as static, change return type
354 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
356 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
357 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
358 (ix86_frame_pointer_required): Make as static, change return type to
360 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
362 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
363 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
365 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
367 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
369 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
371 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
372 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
373 (mips_frame_pointer_required): Make as static.
374 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
376 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
377 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
378 (mmix_frame_pointer_required): Mew function.
380 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
381 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
383 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
385 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
387 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
389 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
390 (CAN_ELIMINATE): Redefine.
391 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
392 (sparc_frame_pointer_required): New function.
393 (sparc_can_eliminate): New function.
394 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
396 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
397 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
399 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
400 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
401 (xtensa_frame_pointer_required): Make as static, change return type
403 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
406 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
408 * doc/plugins.texi: Document PLUGIN_START_UNIT.
409 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
410 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
411 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
412 (register_callback): Handle PLUGIN_START_UNIT.
413 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
415 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
417 * tree.c (process_call_operands): Propagate TREE_READONLY from the
419 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
420 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
422 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
424 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
427 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
429 * doc/extend.texi (Additional Floating Types): __float128 is also
430 supported on i386 targets.
432 2009-06-29 Richard Guenther <rguenther@suse.de>
435 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
437 (pt_solutions_same_restrict_base): Declare.
438 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
440 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
441 (make_constraint_from, make_copy_constraint): Move earlier.
442 (make_constraint_from_heapvar): New function.
443 (make_constraint_from_restrict): Likewise.
444 (handle_lhs_call): Use it.
445 (find_func_aliases): Use it to track conversions to restrict
447 (struct fieldoff): Add only_restrict_pointers flag.
448 (push_fields_onto_fieldstack): Initialize it.
449 (create_variable_info_for): Track global restrict qualified pointers.
450 (intra_create_variable_infos): Use make_constraint_from_heapvar.
451 Track restrict qualified pointer arguments.
452 (set_uids_in_ptset): Use varinfo is_global_var flag.
453 (find_what_var_points_to): Set the vars_contains_restrict flag.
454 Always create the points-to solution for sets including restrict tags.
455 (pt_solutions_same_restrict_base): New function.
456 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
457 qualified pointers use pt_solutions_same_restrict_base as
458 additional source for disambiguation.
460 2009-06-29 Richard Guenther <rguenther@suse.de>
463 * alias.c (find_base_decl): Remove.
464 (get_deref_alias_set_1): Remove restrict handling.
465 * c-common.c (c_apply_type_quals_to_decl): Do not set
466 DECL_POINTER_ALIAS_SET.
467 * gimplify.c (find_single_pointer_decl_1): Remove.
468 (find_single_pointer_decl): Likewise.
469 (internal_get_tmp_var): Remove restrict handling.
470 (gimple_regimplify_operands): Likewise.
471 * omp-low.c (expand_omp_atomic_pipeline): Do not set
472 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
473 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
474 * tree.c (restrict_base_for_decl): Remove.
475 (init_ttree): Do not allocate it.
476 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
477 LABEL_DECL_UID for label decls.
478 (copy_node_stat): Do not copy restrict information.
479 (decl_restrict_base_lookup): Remove.
480 (decl_restrict_base_insert): Likewise.
481 (print_restrict_base_statistics): Likewise.
482 (dump_tree_statistics): Do not call print_restrict_base_statistics.
483 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
484 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
485 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
486 (LABEL_DECL_UID): Adjust.
487 (DECL_BASED_ON_RESTRICT_P): Remove.
488 (DECL_GET_RESTRICT_BASE): Likewise.
489 (SET_DECL_RESTRICT_BASE): Likewise.
490 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
492 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
493 instead of DECL_POINTER_ALIAS_SET.
494 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
495 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
496 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
498 2009-06-29 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/40579
501 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
502 the IL to simplify has constants that overflowed.
504 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
506 PR tree-optimization/40550
507 * tree-vect-generic.c (expand_vector_operations_1): Compute in
508 vector_compute_type only when the size of vector_compute_type is
509 less than the size of type.
511 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
513 * fold-const.c (contains_label_1): Fix comments.
514 (contains_label_p): Do not walk trees multiple time.
516 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
518 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
519 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
520 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
521 ix86_fp_comparison_operator.
522 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
523 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
524 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
525 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
526 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
527 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
528 (related splits): Change predicate to ix86_fp_comparison_operator.
529 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
530 instead of ix86_fp_comparison_codes.
531 (ix86_trivial_fp_comparison_operator,
532 ix86_fp_comparison_operator): New.
533 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
534 (ix86_expand_compare): Eliminate last two parameters.
535 (ix86_fp_jump_nontrivial_p): Kill.
536 * config/i386/i386.c (put_condition_code): Eliminate call to
537 ix86_fp_comparison_codes and subsequent assertion.
538 (ix86_fp_comparison_codes): Eliminate.
539 (ix86_fp_swap_condition): New.
540 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
541 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
542 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
543 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
544 and ix86_fp_swap_condition.
545 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
546 Use ix86_fp_comparison_strategy.
547 (ix86_expand_compare): Likewise. Eliminate last two arguments.
548 (ix86_fp_jump_nontrivial_p): Eliminate.
549 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
550 call to ix86_expand_compare.
551 (ix86_split_fp_branch, ix86_expand_setcc,
552 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
553 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
555 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
557 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
558 related to jump_clobbers.
559 * config/arm/arm.md (conds): Remove jump_clob case.
560 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
561 splits): Change comparison_operator to arm_comparison_operator.
562 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
565 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
567 * dojump.c (do_compare_rtx_and_jump): Try swapping the
568 condition for floating point modes.
569 * expmed.c (emit_store_flag_1): Move here a bigger part
571 (emit_store_flag): Try swapping the condition for floating point
573 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
575 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
577 * expr.c (expand_expr_real_1): Just use do_store_flag.
578 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
579 emit_store_flag_force.
580 * expmed.c (emit_store_flag_force): Copy here trick
581 previously in expand_expr_real_1. Try reversing the comparison.
582 (emit_store_flag_1): Work if target is NULL.
583 (emit_store_flag): Work if target is NULL, using the result mode
584 from the comparison. Use split_comparison, restructure final part
585 to simplify conditionals.
587 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
589 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
590 * dojump.c (do_jump): Change handling of floating-point
591 ops to use just do_compare_and_jump.
592 (split_comparison): New.
593 (do_compare_rtx_and_jump): Add here logic coming previously
594 in do_jump, using split_comparison.
596 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
599 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
601 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
603 * tree-ssa-alias.c: Fix unintentional commit.
605 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
607 * passes.c (execute_one_pass): Fix unintentional commit.
609 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
611 * df-problems.c (df_set_seen, df_unset_seen): Delete.
612 (df_rd_local_compute, df_md_local_compute): Inline them.
614 (df_md_scratch): New.
615 (df_md_alloc, df_md_free): Allocate/free it.
616 (df_md_local_compute): Only include live registers in init.
617 (df_md_transfer_function): Prune the in-set computed by
618 the confluence function, and the gen-set too.
620 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
622 PR rtl-optimization/26854
623 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
624 * df-problems.c (df_rd_add_problem): Fix comment.
625 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
626 df_md_simulate_artificial_defs_at_top,
627 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
628 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
629 df_md_transfer_function, df_md_init, df_md_confluence_0,
630 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
631 problem_MD, df_md_add_problem): New.
632 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
633 df_md_get_bb_info): New.
634 (DF_LAST_PROBLEM_PLUS1): Adjust.
636 * Makefile.in (fwprop.o): Include domwalk.h.
637 * fwprop.c: Include domwalk.h.
638 (reg_defs, reg_defs_stack): New.
639 (bitmap_only_bit_between): Remove.
641 (process_uses): Use reg_defs and local_md instead of
642 bitmap_only_bit_between and local_rd.
643 (single_def_use_enter_block): New, from build_single_def_use_links.
644 (single_def_use_leave_block): New.
645 (build_single_def_use_links): Remove code moved to
646 single_def_use_enter_block, invoke domwalk.
647 (use_killed_between): Adjust comment.
649 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
651 * bitmap.h (bitmap_ior_and_into): New.
652 * bitmap.c (bitmap_ior_and_into): New.
654 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
656 * domwalk.h (struct dom_walk_data): Remove all callbacks except
657 before_dom_children_before_stmts and after_dom_children_after_stmts.
658 Rename the two remaining callbacks to just before_dom_children and
659 after_dom_children. Remove other GIMPLE statement walking bits.
660 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
661 * graphite.c: Do not include domwalk.h.
662 * tree-into-ssa.c (interesting_blocks): New global.
663 (struct mark_def_sites_global_data): Remove it and names_to_rename.
664 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
665 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
666 now that they're not domwalk callbacks.
667 (rewrite_initialize_block): Rename to...
668 (rewrite_enter_block): ... this, place after called functions. Test
669 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
670 (rewrite_finalize_block): Rename to...
671 (rewrite_leave_block): ... this, place after called functions.
672 (rewrite_update_init_block): Rename to...
673 (rewrite_update_enter_block): ... this, place after called functions.
674 Test interesting_blocks, call rewrite_update_stmt and
675 rewrite_update_phi_arguments.
676 (rewrite_update_fini_block): Rename to...
677 (rewrite_leave_block): ... this, place after called functions.
678 (rewrite_blocks): Remove last argument, simplify initialization of
680 (mark_def_sites_initialize_block): Rename to...
681 (mark_def_sites_block): ... this, call mark_def_sites.
682 (mark_def_sites_blocks): Remove argument, simplify initialization of
684 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
685 (update_ssa): Likewise.
686 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
688 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
689 (dom_opt_initialize_block): Rename to...
690 (dom_opt_enter_block): ... this, place after called functions. Walk
691 statements here, inline propagate_to_outgoing_edges.
692 (dom_opt_finalize_block): Rename to...
693 (dom_opt_leave_block): ... this, place after called functions.
694 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
696 (dse_enter_block, dse_record_phi): New.
697 (dse_record_phis): Delete.
698 (dse_finalize_block): Rename to...
699 (dse_leave_block): ... this.
700 (tree_ssa_dse): Simplify initialization of walk_data.
701 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
702 Adjust initialization of walk_data.
703 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
704 * tree-ssa-loop-phiopt.c (get_non_trapping):
705 Adjust initialization of walk_data.
706 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
707 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
708 it's not a domwalk callback.
709 (uncprop_initialize_block): Rename to...
710 (dse_enter_block): ... this, call uncprop_into_successor_phis.
711 (dse_finalize_block): Rename to...
712 (dse_leave_block): ... this.
713 (tree_ssa_uncprop): Simplify initialization of walk_data.
714 * Makefile.in: Adjust dependencies.
716 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
718 * arm.md (casesi): Fix test for Thumb1.
719 (thumb1_casesi_internal_pic): Likewise.
720 (thumb1_casesi_dispatch): Likewise.
722 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
724 * config/arm/arm-cores.def: Added core cortex-m0.
725 * config/arm/arm-tune.md: Regenerated.
726 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
728 2009-06-26 DJ Delorie <dj@redhat.com>
730 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
732 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
733 the scheduler doesn't tag jump insns.
735 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
737 * c-decl.c (merge_decls): Re-indent.
739 2009-06-26 Janis Johnson <janis187@us.ibm.com>
742 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
743 Special-case decimal float constants.
745 2009-06-26 Richard Henderson <rth@redhat.com>
747 * function.h (struct function): Add cannot_be_copied_reason,
748 and cannot_be_copied_set.
749 * tree-inline.c (has_label_address_in_static_1): Rename from
750 inline_forbidden_p_2; don't set inline_forbidden_reason here.
751 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
752 don't set inline_forbidden_reason.
753 (copy_forbidden): New function, split out of inline_forbidden_p.
754 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
755 (inline_forbidden_p): Use copy_forbidden.
756 (tree_versionable_function_p): Likewise.
757 (inlinable_function_p): Merge into tree_inlinable_function_p.
758 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
759 * ipa-cp.c (ipcp_versionable_function_p): New function.
760 (ipcp_cloning_candidate_p): Use it.
761 (ipcp_node_modifiable_p): Likewise.
763 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
765 * builtins.c (expand_builtin_alloca): Handle builtin alloca
766 that is marked not to be inlined. Remove flag_mudflap use.
767 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
768 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
770 2009-06-26 Steve Ellcey <sje@cup.hp.com>
773 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
774 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
776 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
778 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
780 (__mingwthr_remove_key_dtor): Likewise.
782 2009-06-26 Richard Guenther <rguenther@suse.de>
784 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
786 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
789 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
790 try the non-cond_exec path also.
792 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
795 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
796 (output_cbranch): Use new functions.
797 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
800 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
801 Pat Haugen <pthaugen@us.ibm.com>
802 Revital Eres <ERES@il.ibm.com>
804 * config/rs6000/rs6000.c (print_operand): Correct lossage message
805 for %c error. Add %x support to print VSX registers as a unified
806 register set, instead of separate float and altivec registers.
807 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
808 %y case, and add support for VSX pre-modify addresses.
809 (output_toc): Add assert for CONST containing an integer constant
811 (rs6000_adjust_cost): Add POWER7 support.
812 (insn_must_be_first_in_group): Ditto.
813 (insn_must_be_last_in_group): Ditto.
814 (rs6000_emit_popcount): Ditto.
815 (rs6000_vector_mode_supported_p): Ditto.
817 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
818 Change some of the functions called by macros to being called
819 through a pointer, so debug functions can be inserted if
820 -mdebug=addr or -mdebug=cost.
821 (rs6000_preferred_reload_class_ptr): Ditto.
822 (rs6000_secondary_reload_class_ptr): Ditto.
823 (rs6000_secondary_memory_needed_ptr): Ditto.
824 (rs6000_cannot_change_mode_class_ptr): Ditto.
825 (rs6000_secondary_reload_inner): Ditto.
826 (rs6000_legitimize_reload_address): Ditto.
827 (rs6000_legitimize_reload_address_ptr): Ditto.
828 (rs6000_mode_dependent_address): Ditto.
829 (rs6000_mode_dependent_address_ptr): Ditto.
831 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
832 function to return true if the mode allows reg + integer
834 (virtual_stack_registers_memory_p): New function to return true if
835 the address refers to a virtual stack register.
836 (rs6000_legitimate_offset_address_p): Move code to say whether a
837 mode supports reg+int addressing to reg_offset_addressing_ok_p and
839 (rs6000_legitimate_address_p): Add checks for modes that only can
840 do reg+reg addressing. Start adding VSX support.
841 (rs6000_legitimize_reload_address): Ditto.
842 (rs6000_legitimize_address): Ditto.
843 (rs6000_debug_legitimate_address_p): New debug functions for
844 -mdebug=addr and -mdebug=cost.
845 (rs6000_debug_rtx_costs): Ditto.
846 (rs6000_debug_address_costs): Ditto.
847 (rs6000_debug_adjust_cost): Ditto.
848 (rs6000_debug_legitimize_address): Ditto.
849 (rs6000_legitimize_reload_address_ptr): Point to call normal
850 function or debug function. Make functions called via pointer
852 (rs6000_mode_dependent_address_ptr): Ditto.
853 (rs6000_secondary_reload_class_ptr): Ditto.
854 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
855 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
856 into a friendlier error.
857 (rs6000_init_builtins): Add initial VSX support.
858 (rs6000_adjust_cost): Fix some spacing issues.
860 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
861 (REG_CLASS_NAMES): Ditto.
862 (REG_CLASS_CONTENTS): Ditto.
863 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
864 pointer, to add -mdebug=addr support.
865 (CANNOT_CHANGE_MODE_CLASS): Ditto.
866 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
867 -mdebug=addr support.
868 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
869 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
870 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
872 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
874 (bswapsi*): Set attribute types for load/store. Add combiner
875 patterns to eliminate zero extend on 64-bit.
876 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
877 stdbrx if the hardware supports those instructions.
879 2009-06-25 Ian Lance Taylor <iant@google.com>
881 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
882 (Link Options): Document -static-libstdc++.
884 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
887 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
888 DATA_ALIGNMENT instead.
890 2009-06-25 Richard Guenther <rguenther@suse.de>
892 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
893 indirect references against the callused/escaped solutions.
894 (call_may_clobber_ref_p_1): Likewise.
896 2009-06-25 Martin Jambor <mjambor@suse.cz>
898 PR tree-optimization/40493
899 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
900 (enum unscalarized_data_handling): New type.
901 (handle_unscalarized_data_in_subtree): Return what has been done.
902 (load_assign_lhs_subreplacements): Handle left flushes differently.
903 (sra_modify_assign): Use unscalarized_data_handling, simplified
904 condition determining whether to remove the statement.
906 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
908 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
909 excerpt - @ should be doubled for texinfo.
911 2009-06-24 Ian Lance Taylor <iant@google.com>
913 * config/arc/arc.c: Include "df.h".
914 (arc_attribute_table): Make static. Move higher in file.
915 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
916 (output_shift): Initialize n later to avoid warning.
917 * config/arm/arm.c (arm_attribute_table): Make static. Move
919 * config/avr/avr.c (avr_attribute_table): Make static. Move
921 (reg_class_tab): Change array type from int to enum reg_class.
922 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
924 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
925 (lshrhi3_out): Likewise.
926 (class_likely_spilled_p): Change return type to bool.
927 (avr_rtx_costs): Use local code variable with enum type.
928 * config/avr/avr.md (movmemhi): Use add_reg_note.
929 (andhi3, andsi3): Don't use AS2 with "and".
930 (iorhi3, iorsi3): Don't use AS2 with "or".
931 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
932 * config/crx/crx.c: Include "df.h".
933 (crx_attribute_table): Make static.
934 * config/m32r/m32r.c: Include "df.h".
935 (m32r_attribute_table): Make static. Move higher in file.
936 (pop): Use add_reg_note.
937 (block_move_call): Change 0 to LCT_NORMAL in function call.
938 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
939 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
940 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
941 declare, not just when TREE_CODE is defined.
942 * config/m68hc11/m68hc11.c: Include "expr.h".
943 (m68hc11_attribute_table): Make static. Move higher in file.
944 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
946 (m68hc11_register_indirect_p): Likewise.
947 (m68hc11_function_arg_padding): Change return type to enum
949 (emit_move_after_reload): Use add_reg_note.
950 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
951 (m68hc11_split_logical): Likewise.
952 (m68hc11_rtx_costs): Add local code_and outer_code variables with
954 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
955 to VOIDmode in function call.
956 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
958 (m68hc11_split_logical): Update declaration.
959 (m68hc11_function_arg_padding): Update declaration.
960 * config/mcore/mcore.c (regno_reg_class): Change form array of int
961 to array of enum reg_class.
962 (mcore_attribute_table): Make static. Move higher in file.
963 (mcore_rtx_costs): Add cast to enum type.
964 * config/mcore/mcore.h (regno_reg_class): Update declaration.
965 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
966 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
968 * config/sh/predicates.md (trapping_target_operand): Rename and to
970 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
972 * config/spu/spu.c (spu_attribute_table): Make static. Move
974 * config/v850/v850.c (v850_attribute_table): Make static. Move
976 (v850_rtx_costs): Use local code with enum type.
977 (expand_epilogue): Add cast.
978 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
980 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
983 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
984 -m2a-single-only and -m2a-nofpu.
985 * config/sh/sh.opt: Document m2a generates FPU code.
987 2009-06-24 Anatoly Sokolov <aesok@post.ru>
989 * defaults.h (CAN_ELIMINATE): Provide default.
990 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
991 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
992 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
993 * config/spu/spu.h (CAN_ELIMINATE): Delete.
994 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
995 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
996 * config/cris/cris.h (CAN_ELIMINATE): Delete.
997 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
998 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
999 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1001 2009-06-24 DJ Delorie <dj@redhat.com>
1003 * mep-ext-cop.cpu: Fix copyright notice.
1004 * mep-default: Fix copyright notice.
1005 * mep-core: Fix copyright notice.
1006 * mep: Fix copyright notice.
1007 * mep-ivc2: Fix copyright notice.
1008 * mep-c5: Fix copyright notice.
1010 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1012 * doc/contrib.texi (Contributors):
1014 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1017 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1018 src and dst operands if necessary.
1020 2009-06-23 DJ Delorie <dj@redhat.com>
1023 * config.gcc: Add mep support.
1024 * recog.c: Resurrect validate_replace_rtx_subexp().
1025 * recog.h: Likewise.
1026 * config/mep/: Add new port:
1027 * config/mep/constraints.md: New file.
1028 * config/mep/default.h: New file.
1029 * config/mep/intrinsics.h: New file.
1030 * config/mep/intrinsics.md: New file.
1031 * config/mep/ivc2-template.h: New file.
1032 * config/mep/mep-c5.cpu: New file.
1033 * config/mep/mep-core.cpu: New file.
1034 * config/mep/mep-default.cpu: New file.
1035 * config/mep/mep-ext-cop.cpu: New file.
1036 * config/mep/mep-intrin.h: New file.
1037 * config/mep/mep-ivc2.cpu: New file.
1038 * config/mep/mep-lib1.asm: New file.
1039 * config/mep/mep-lib2.c: New file.
1040 * config/mep/mep-pragma.c: New file.
1041 * config/mep/mep-protos.h: New file.
1042 * config/mep/mep-tramp.c: New file.
1043 * config/mep/mep.c: New file.
1044 * config/mep/mep.cpu: New file.
1045 * config/mep/mep.h: New file.
1046 * config/mep/mep.md: New file.
1047 * config/mep/mep.opt: New file.
1048 * config/mep/predicates.md: New file.
1049 * config/mep/t-mep: New file.
1051 2009-06-23 Ian Lance Taylor <iant@google.com>
1053 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1054 from loose_warn into c_loose_warn and from strict_warn into
1055 c_strict_warn. Set and substitute warn_cxxflags. Check for
1056 --enable-build-with-cxx. Set and substitute
1057 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1058 * Makefile.in (CXXFLAGS): New variable.
1059 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1060 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1061 the default is the same as $(STRICT_WARN).
1062 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1063 (CXX): New variable.
1064 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1065 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1066 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1067 (HOST_LIBS): New variable.
1068 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1069 (ALL_CXXFLAGS): New variable.
1070 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1071 * doc/install.texi (Configuration): Document
1072 --enable-build-with-cxx, --with-stage1-ldflags,
1073 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1074 * configure: Rebuild.
1076 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1078 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1079 from previous commit.
1081 2009-06-23 Ian Lance Taylor <iant@google.com>
1083 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1085 2009-06-23 Ian Lance Taylor <iant@google.com>
1087 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1088 with ATTRIBUTE_UNUSED.
1090 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1091 Pat Haugen <pthaugen@us.ibm.com>
1092 Revital Eres <eres@il.ibm.com>
1094 * config.in (HAVE_AS_POPCNTD): Add default definition.
1095 (HAVE_AS_LWSYNC): Ditto.
1097 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1099 (gcc_cv_as_powerpc_cmpb): Ditto.
1100 (gcc_cv_as_powerpc_dfp): Ditto.
1101 (gcc_cv_as_powerpc_vsx): Ditto.
1102 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1103 supporting the popcntd/lwsync instructions.
1104 (gcc_cv_as_powerpc_lwsync): Ditto.
1105 * configure: Regenerate.
1107 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1108 -mcpu=native and -mcpu=power7.
1109 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1111 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1112 a variable instead of a mask to reduce the number of mask bits.
1113 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1114 (-mbit-word): Ditto.
1115 (-mregnames): Ditto.
1116 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1117 (-mfused-madd): Ditto.
1119 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1121 (-mvsx): New switch for VSX instructions.
1122 (-misel): Move from a variable to a mask to allow it to be set by
1125 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1126 function declaration to an array declaration.
1127 (rs6000_hard_regno_nregs): New external array declaration.
1129 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1130 files included by rs6000.md.
1132 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1133 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1135 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1137 (rs6000_debug_reg): New -mdebug= variables.
1138 (rs6000_debug_addr): Ditto.
1139 (rs6000_debug_cost): Ditto.
1140 (rs6000_pmode): New variable to hold Pmode.
1141 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1142 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1143 calculated at compiler start.
1144 (rs6000_hard_regno_nregs): Change function to an array which holds
1145 HARD_REGNO_NREGS calculated at compiler start.
1146 (rs6000_explicit_options): Delete isel field.
1147 (rs6000_vector_unit): New array to hold which vector unit
1148 supports arithmetic options for a given type.
1149 (rs6000_vector_mem): New array to hold which vector unit supports
1150 memory reference operations for a given type.
1151 (rs6000_vector_align): New array to given the alignment of each
1153 (power7_cost): New basic costs for power7.
1154 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1155 (rs6000_hard_regno_nregs_internal): New function, moved from
1156 HARD_REGNO_NREGS, to calculate the number of registers each hard
1157 register takes for each type.
1158 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1159 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1160 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1161 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1162 unit information here so it is calculated once at compiler startup
1164 (rs6000_override_options): Make -misel a target mask. Add more
1165 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1166 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1168 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1169 (rs6000_handle_option): Move -misel from variable to target mask.
1170 (rs6000_builtin_mask_for_load): Add VSX support.
1171 (rs6000_conditional_register_usage): Ditto.
1172 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1173 (function_arg_boundary): Ditto.
1174 (rs6000_expand_builtin): Ditto.
1175 (def_builtin): Make abort message a little friendlier.
1176 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1178 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1179 assembler support the popcntd instruction instead of a vsx
1180 instruction to enable power7 support.
1181 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1182 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1183 option to the assembler if -mcpu=native.
1184 (ASM_CPU_NATIVE_SPEC): Ditto.
1185 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1187 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1188 the lwsync instruction.
1189 (enum processor_type): Add PROCESSOR_POWER7.
1190 (rs6000_debug_reg): New -mdebug= options.
1191 (rs6000_debug_addr): Ditto.
1192 (rs6000_debug_cost): Ditto.
1193 (rs6000_isel): Delete.
1194 (enum rs6000_vector): New enum to say what vector unit we have.
1195 (VECTOR_UNIT_*): New macros to say which vector unit has
1196 arithmetic operations for a given type.
1197 (VECTOR_MEM_*): New macros to say which vector unit has memory
1198 operations for a given type.
1199 (TARGET_LDBRX): Whether the machine supports the ldbrx
1201 (TARGET_ISEL): Delete, -misel moved to be a mask.
1202 (TARGET_ISEL64): New macro for 64-bit isel support.
1203 (UNITS_PER_VSX_WORD): New macro.
1204 (POINTER_SIZE): Move to be an external variable, rather than
1205 calculating whether we are generating 32 ot 64-bit code.
1207 (STACK_BOUNDARY): Add VSX support.
1208 (LOCAL_ALIGNMENT): Ditto.
1209 (SLOW_UNALIGNED_ACCESS): Ditto.
1210 (VSX_REGNO_P): New macro for VSX support.
1211 (VFLOAT_REGNO_P): Ditto.
1212 (VINT_REGNO_P): Ditto.
1213 (VLOGICAL_REGNO_P): Ditto.
1214 (VSX_VECTOR_MODE): Ditto.
1215 (VSX_SCALAR_MODE): Ditto.
1217 (VSX_MOVE_MODE): Ditto.
1218 (VSX_REG_CLASS_P): Ditto.
1219 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1221 (UNITS_PER_SIMD_WORD): Add VSX support.
1222 (MODES_TIEABLE_P): Ditto.
1223 (STARTING_FRAME_OFFSET): Ditto.
1224 (STACK_DYNAMIC_OFFSET): Ditto.
1225 (EPILOGUE_USES): Ditto.
1226 (REGNO_REG_CLASS): Move to array lookup.
1227 (CLASS_MAX_NREGS): Ditto.
1228 (rs6000_vector_reg_class): Add declaration.
1229 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1230 overlap with the floating point and Altivec registers.
1232 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1234 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1235 give the appropriate asm switches if -mcpu=native.
1236 (host_detect_local_cpu): Add support for "asm".
1237 (host_detect_local_cpu): Follow GNU code guidelines for name.
1239 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1240 -mbit-word to a variable instead of being a target mask.
1242 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1243 emit the lwsync instruction instead of emitting the instruction as
1244 an integer constant.
1246 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1247 fixuns_trundfsi2, move expander into rs6000.md.
1249 * config/rs6000/rs6000.md (cpu): Add power7.
1250 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1251 (logical predicate patterns): Change the single instruction
1252 primitives that set CR0 to be fast_compare instead of compare.
1254 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1255 (popcntddi2): Ditto.
1256 (popcount<mode>): Ditto.
1257 (floating multiply/add insns): Name the floating point
1259 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1260 (isel_unsigned_<mode>): Ditto.
1261 (fixuns_trundfsi2): Move expander here from spe.md.
1262 (smindi3): Define if we have -misel on 64-bit systems.
1267 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1269 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1271 * config/avr/avr.c (avr_current_device): New variable.
1272 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1273 (avr_arch, mcu_type_s): Move to avr.h.
1274 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1275 default_data_section_start fields.
1276 (avr_arch): Moved from avr.c.
1277 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1278 library_name fields.
1279 (avr_current_device, avr_mcu_types, avr_arch_types,
1280 avr_device_to_arch, avr_device_to_data_start,
1281 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1282 (EXTRA_SPEC_FUNCTIONS): Define.
1283 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1284 options mapping. Use device_to_arch and device_to_data_start insted.
1285 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1286 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1287 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1288 * config/avr/driver-avr.c: New file.
1289 * config/avr/avr-devices.c: New file.
1291 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1293 * var-tracking.c (unshare_variable): Force initialized to
1294 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1295 (set_variable_part): Likewise.
1296 (struct variable_union_info): Remove pos_src field.
1297 (vui_vec, vui_allocated): New variables.
1298 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1299 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1300 == 1 use a simpler sorting algorithm. Compute pos field right
1301 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1302 Avoid quadratic comparison if !flag_var_tracking_uninit.
1303 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1304 unshare_variable unconditionally.
1305 (dataflow_set_different_2): Removed.
1306 (dataflow_set_different): Don't traverse second hash table.
1307 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1308 unconditionally to var_reg_set or var_mem_set.
1309 (emit_notes_in_bb): Likewise.
1310 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1312 (emit_note_insn_var_location): Don't set initialized to
1313 VAR_INIT_STATUS_INITIALIZED early.
1314 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1316 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1318 * tree-object-size.c (addr_object_size): Instead of checking
1319 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1320 are no FIELD_DECLs following it.
1322 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1324 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1325 order to match bswaps with signed source operands.
1327 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1329 * sdbout.c (sdbout_one_type): Fix braces in switch.
1331 2009-06-23 Richard Guenther <rguenther@suse.de>
1333 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1335 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1336 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1337 var_callused, callused_tree, var_storedanything, storedanything_tree,
1338 var_integer, integer_tree): Remove global variables.
1339 (new_var_info): Do not pass new id, append the new var to the
1340 global variable vector.
1341 (do_ds_constraint): Use is_global_var member of the variable-info.
1342 (new_scalar_tmp_constraint_exp): Adjust.
1343 (create_function_info_for): Likewise.
1344 (create_variable_info_for): Likewise.
1345 (find_what_var_points_to): Remove dead code.
1346 (init_base_vars): Simplify.
1347 (compute_points_to_sets): Adjust.
1349 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1351 * combine.c (try_combine): Dump information about the insns we're
1354 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1356 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1357 check when calling force_to_mode on TRUNCATE's operand.
1359 2009-06-22 Ian Lance Taylor <iant@google.com>
1361 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1363 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1365 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1367 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1369 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
1370 override library linkage flags such as -static-libgcc or
1373 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1375 * config/m68k/m68k-devices.def: Add line for MCF5221x.
1377 2009-06-22 Ian Lance Taylor <iant@google.com>
1379 * config/linux.opt: Put mglibc ahead of muclibc.
1381 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
1382 for duplicate decls.
1384 2009-06-22 Matthias Klose <doko@ubuntu.com>
1386 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
1388 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1391 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
1392 instead of NULL if a parser error occurs.
1394 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1396 * dwarf2out.c (dwarf2_debug_hooks): Initialize
1397 non-DWARF2_DEBUGGING_INFO version.
1399 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
1401 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
1402 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
1404 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
1405 (LIBGCC2_TF_CEXT): Define.
1408 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1411 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
1413 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1415 * config/arm/arm.c (arm_override_options): Disable
1416 -mcaller-super-interworking and -mcallee-super-interworking.
1417 * doc/invoke.texi (ARM Options): Document this.
1419 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
1421 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
1422 * config/arm/constraints.md (j): New constraint for movw operands.
1423 (N): Remove thumb2 meaning.
1424 * config/arm/arm.md (*arm_movw): Delete.
1425 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
1426 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
1427 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
1429 2009-06-22 Martin Jambor <mjambor@suse.cz>
1431 PR tree-optimization/40492
1432 * tree-sra.c (sra_modify_assign): Pass zero offsets to
1433 build_ref_for_offset.
1435 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
1437 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
1438 JUMP_TABLE_DATA_P predicates where applicable.
1439 * auto-inc-dec.c: Ditto.
1440 * builtins.c: Ditto.
1441 * caller-save.c: Ditto.
1443 * cfgcleanup.c: Ditto.
1444 * cfglayout.c: Ditto.
1447 * combine-stack-adj.c: Ditto.
1453 * dwarf2asm.c: Ditto.
1454 * dwarf2out.c: Ditto.
1455 * emit-rtl.c: Ditto.
1461 * function.c: Ditto.
1464 * genpreds.c: Ditto.
1465 * genrecog.c: Ditto.
1467 * ira-costs.c: Ditto.
1468 * ira-lives.c: Ditto.
1471 * lower-subreg.c: Ditto.
1472 * modulo-sched.c: Ditto.
1474 * postreload.c: Ditto.
1475 * print-rtl.c: Ditto.
1484 * sched-vis.c: Ditto.
1486 * sel-sched-ir.c: Ditto.
1487 * simplify-rtx.c: Ditto.
1488 * targhooks.c: Ditto.
1489 * var-tracking.c: Ditto.
1490 * vmsdbgout.c: Ditto.
1492 2009-06-22 Matthias Klose <doko@ubuntu.com>
1494 * Makefile.in (install-plugin): Always use DESTDIR.
1496 2009-06-22 Olivier Hainque <hainque@adacore.com>
1498 * config/pa/pa.c (output_call): Don't optimize post call jumps
1499 into return address adjustments if the call may throw.
1501 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
1503 * arm.c (thumb1_output_casesi): New function.
1504 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
1505 optimizing for size or PIC.
1506 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
1507 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
1508 (casesi): Handle Thumb-1 when optimizing for size or PIC.
1509 (thumb1_casesi_internal_pic): New expand rule.
1510 (thumb1_casesi_dispatch): New pattern.
1511 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
1513 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
1514 in the text seciton when PIC or optimizing for size.
1515 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1516 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
1517 preservation properties of code.
1518 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
1519 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
1520 (__gnu_thumb1_case_si): New function.
1521 * t-arm (LIB1ASMSRC): Define here.
1522 (LIB1ASMFUNCS): Add some common functions.
1523 * t-arm-elf (LIB1ASMSRC): Delete.
1524 (LIB1ASMFUNCS): Append to existing set.
1525 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1526 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1527 * t-symbian (LIB1ASMFUNCS): Likewise.
1528 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1529 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
1531 2009-06-21 Richard Guenther <rguenther@suse.de>
1533 PR tree-optimization/38729
1534 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
1535 to loops with a single exit if -fno-expensive-optimizations.
1537 2009-06-21 Jakub Jelinek <jakub@redhat.com>
1539 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
1540 (dataflow_set): Change vars type from htab_t to shared_hash.
1541 (shared_hash_pool, empty_shared_hash): New variables.
1542 (vars_clear): Removed.
1543 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
1544 shared_hash_find_slot_unshare, shared_hash_find_slot,
1545 shared_hash_find_slot_noinsert, shared_hash_find): New
1547 (shared_hash_unshare, shared_hash_destroy): New functions.
1548 (unshare_variable): Unshare set->vars if shared, use
1550 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
1551 (get_init_value, find_src_set_src, dump_dataflow_set,
1552 clobber_variable_part, emit_notes_for_differences): Use
1554 (dataflow_set_init): Remove second argument, set vars to
1555 empty_shared_hash instead of creating a new htab.
1556 (dataflow_set_clear): Call shared_hash_destroy and set vars
1557 to empty_shared_hash instead of calling vars_clear.
1558 (dataflow_set_copy): Don't call vars_copy, instead just share
1559 the src htab with dst.
1560 (variable_union): Use shared_hash_*, use initially NO_INSERT
1561 lookup if set->vars is shared. Don't keep slot cleared before
1562 calling unshare_variable. Unshare set->vars if needed.
1563 Even ->refcount == 1 vars must be unshared if set->vars is shared
1564 and var needs to be modified.
1565 (variable_canonicalize): New function.
1566 (dataflow_set_union): If dst->vars is empty, just share src->vars
1567 with dst->vars and traverse with variable_canonicalize to canonicalize
1568 and unshare what is needed.
1569 (dataflow_set_different): If old_set and new_set use the same shared
1570 htab, they aren't different. If number of htab elements is different,
1571 htabs are different. Use shared_hash_*.
1572 (dataflow_set_destroy): Call shared_hash_destroy instead of
1574 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
1575 second argument to dataflow_set_init.
1576 (vt_initialize): Likewise. Initialize shared_hash_pool and
1577 empty_shared_hash, move bb in/out initialization afterwards.
1578 Use variable_htab_free instead of NULL as changed_variables del hook.
1579 (variable_was_changed): Change type of second argument to pointer to
1580 dataflow_set. When inserting var into changed_variables, bump
1581 refcount. Unshare set->vars if set is shared htab and slot needs to
1583 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
1584 lookup if set->vars is shared. Unshare set->vars if needed.
1585 Even ->refcount == 1 vars must be unshared if set->vars is shared
1586 and var needs to be modified. Adjust variable_was_changed caller.
1587 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
1588 vars must be unshared if set->vars is shared and var needs to be
1589 modified. Adjust variable_was_changed caller.
1590 (emit_note_insn_var_location): Don't pool_free var.
1591 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
1593 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
1594 free_alloc_pool on shared_hash_pool.
1596 2009-06-20 Anthony Green <green@moxielogic.com>
1598 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
1599 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
1601 2009-06-20 Richard Guenther <rguenther@suse.de>
1603 * tree-ssa-structalias.c (find_func_aliases): For memset use
1604 a constraint from NULL if we memset to zero.
1605 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
1606 we explicitly handle that do not read from memory.
1607 (call_may_clobber_ref_p_1): Properly handle builtins that may
1610 2009-06-20 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/40495
1613 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
1614 (new_scalar_tmp_constraint_exp): New function.
1615 (process_constraint): Do not create temporary decls.
1616 (process_all_all_constraints): Likewise.
1617 (handle_const_call): Likewise.
1618 (create_function_info_for): Do not set decl.
1620 2009-06-19 Ian Lance Taylor <iant@google.com>
1622 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
1623 (rs6000_attribute_table): Make static; move before use.
1625 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
1627 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
1628 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
1629 Propagate the TREE_READONLY flag without overwriting it.
1630 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
1631 Propagate the TREE_READONLY flag onto the result.
1632 (process_call_operands): Move around. Use correct constant value.
1634 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1637 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
1638 * config/arm/arm.md: Likewise.
1640 2009-06-19 Ian Lance Taylor <iant@google.com>
1642 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
1643 to GIMPLE_ERROR_MARK.
1645 * c-typeck.c (build_conditional_expr): Add op1_original_type and
1646 op2_original_type parameters. Warn about using different enum types.
1647 * c-parser.c (c_parser_conditional_expression): Pass original
1648 types to build_conditional_expr.
1649 * c-tree.h (build_conditional_expr): Update declaration.
1651 2009-06-19 Ian Lance Taylor <iant@google.com>
1653 * config/i386/i386.c (ix86_function_specific_save): Test that
1654 fields match values, rather than testing the values are in a
1657 2009-06-19 Richard Guenther <rguenther@suse.de>
1659 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
1661 (ptr_derefs_may_alias_p): Likewise.
1662 (ptr_deref_may_alias_ref_p_1): New function.
1663 (ptr_deref_may_alias_ref_p): Likewise.
1664 (ref_maybe_used_by_call_p_1): Handle builtins that are not
1665 covered by looking at the ESCAPED solution.
1666 (call_may_clobber_ref_p_1): Likewise.
1667 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
1668 Handle NULL_TREE offset. Do not produce redundant constraints.
1669 (process_all_all_constraints): New helper function.
1670 (do_structure_copy): Use it.
1671 (handle_lhs_call): Likewise.
1672 (find_func_aliases): Handle some builtins with pointer arguments
1673 and/or return values explicitly.
1675 2009-06-19 Ian Lance Taylor <iant@google.com>
1677 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
1679 2009-06-19 Ian Lance Taylor <iant@google.com>
1681 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
1683 2009-06-19 Ian Lance Taylor <iant@google.com>
1685 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
1686 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
1689 * c-decl.c (finish_decl): If -Wc++-compat, warn about
1690 uninitialized const.
1692 2009-06-19 Ian Lance Taylor <iant@google.com>
1694 * dse.c (struct store_info): Rename bitmap field to bmap. Change
1697 * c-decl.c (in_struct, struct_types): Remove.
1698 (struct c_binding): Add in_struct field.
1699 (c_binding_ptr): Define type, along with VEC.
1700 (struct c_struct_parse_info): Define.
1701 (struct_parse_info): New static variable.
1702 (bind): Initialize in_struct field.
1703 (start_struct): Remove enclosing_in_struct and
1704 enclosing_struct_types parameters. Add
1705 enclosing_struct_parse_info parameter. Change all callers. Set
1706 struct_parse_info rather than in_struct and struct_types.
1707 (grokfield): If -Wc++-compat and there is a symbol binding for the
1708 field name, set the in_struct flag and push it on the
1709 struct_parse_info->fields vector.
1710 (warn_cxx_compat_finish_struct): New static function.
1711 (finish_struct): Remove enclosing_in_struct and
1712 enclosing_struct_types parameters. Add
1713 enclosing_struct_parse_info parameter. Change all callers. Don't
1714 set C_TYPE_DEFINED_IN_STRUCT here. Call
1715 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
1716 parameter. Only push on struct_types if warn_cxx_compat.
1717 (finish_enum): Only push on struct_types if warn_cxx_compat.
1718 (declspecs_add_type): Add loc parameter. Change all callers.
1719 Change all error calls to error_at. Pass loc, not input_location,
1720 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
1721 defined in a struct. If -Wc++-compat and parsing a struct, record
1722 that a typedef name was used.
1723 * c-parser.c (c_parser_declspecs): Get location to pass to
1725 (c_parser_struct_or_union_specifier): Update calls to start_struct
1727 * c-tree.h (struct c_struct_parse_info): Declare.
1728 (finish_struct, start_struct): Update declarations.
1729 (declspecs_add_type): Update declaration.
1731 2009-06-19 Ian Lance Taylor <iant@google.com>
1733 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
1734 variable with an anonymous type.
1736 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1738 * see.c: Remove for real.
1740 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
1742 * optabs.h (enum optab_index): Add new OTI_significand.
1743 (significand_optab): Define corresponding macro.
1744 * optabs.c (init_optabs): Initialize significand_optab.
1745 * genopinit.c (optabs): Implement significand_optab using
1746 significand?f2 patterns.
1747 * builtins.c (expand_builtin_mathfn): Handle
1748 BUILT_IN_SIGNIFICAND{,F,L}.
1749 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
1750 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
1752 * config/i386/i386.md (significandxf2, significand<mode>2): New
1753 expanders to implement significandf, significand and significandl
1754 built-ins as inline x87 intrinsics.
1756 2009-06-18 Anatoly Sokolov <aesok@post.ru>
1758 * config/avr/avr.c (avr_override_options): Remove setting value of
1759 PARAM_INLINE_CALL_COST.
1761 2009-06-18 Richard Henderson <rth@redhat.com>
1764 * tree-pass.h (TDF_ASMNAME): New.
1765 * tree-dump.c (dump_options): Add asmname.
1766 * doc/invoke.texi: Document it.
1768 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
1769 (dump_decl_name): ...here.
1770 (dump_function_name): New flags arg; mind TDF_ASMNAME.
1771 (dump_generic_node): Update dump_function_name calls.
1772 (print_call_name): New flags arg; update all dump calls.
1773 * diagnostic.h (print_call_name): Update.
1774 * gimple-pretty-print.c (dump_gimple_call): Update.
1776 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
1779 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
1781 2009-06-18 Diego Novillo <dnovillo@google.com>
1783 * doc/plugins.texi: Document plugin_is_GPL_compatible.
1784 * plugin.c (str_license): Declare.
1785 (try_init_one_plugin): Assert that the symbol
1786 'plugin_is_GPL_compatible' exists.
1788 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
1791 * Makefile.in (OBJS-common): Remove see.o.
1793 * common.opt (fsee): Mark as preserved for backward compatibility.
1794 * opts.c (common_handle_option): Add OPT_fsee to the backward
1795 compatibility section.
1796 * passes.c (init_optimization_passes, pass_see): Remove pass.
1797 * timevar.def (TV_SEE): Remove.
1798 * tree-pass.h (pass_see): Remove declaration.
1799 * doc/invoke.texi (-fsee): Remove documentation.
1801 2009-06-18 Martin Jambor <mjambor@suse.cz>
1803 * tree-sra.c: Include statistics.h
1804 (sra_stats): New variable.
1805 (sra_initialize): Clear sra_stats.
1806 (create_access_replacement): Increment sra_stats.replacements.
1807 (get_access_replacement): Do not return twice.
1808 (analyze_all_variable_accesses): Increment statistics counter by the
1809 number of scalarized aggregates.
1810 (generate_subtree_copies): Increment sra_stats.subtree_copies.
1811 (sra_modify_expr): Increment sra_stats.exprs.
1812 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
1813 (sra_modify_assign): Increment sra_stats.exprs,
1814 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
1815 (perform_intra_sra): Update statistics counters.
1816 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
1818 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1820 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
1821 (arm_scalar_mode_supported_p): New function.
1823 2009-06-18 Paul Brook <paul@codesourcery.com>
1824 Sandra Loosemore <sandra@codesourcery.com>
1826 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
1827 (__extendhfsf2, __truncsfhf2): Define.
1828 * config/arm/fp16.c: New file.
1829 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1830 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
1832 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
1834 * doc/extend.texi (Half-Precision): New section.
1835 * doc/invoke.texi (Option Summary): List -mfp16-format.
1836 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
1837 * config/arm/arm.opt (mfp16-format=): New.
1838 * config/arm/arm.c: Include intl.h.
1839 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
1840 (TARGET_INVALID_RETURN_TYPE): Redefine.
1841 (TARGET_PROMOTED_TYPE): Redefine.
1842 (TARGET_CONVERT_TO_TYPE): Redefine.
1843 (arm_fp16_format): Define.
1844 (all_fpus): Add entry for neon-fp16.
1845 (fp_model_for_fpu): Likewise.
1846 (struct fp16_format): Declare.
1847 (all_fp16_formats): Define.
1848 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
1850 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
1852 (arm_legitimate_index_p): Treat HFmode like HImode.
1853 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
1854 (coproc_secondary_reload_class): Special-case HFmode.
1855 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
1856 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
1857 (arm_init_fp16_builtins): New.
1858 (arm_init_builtins): Call it.
1859 (arm_invalid_parameter_type): New.
1860 (arm_invalid_return_type): New.
1861 (arm_promoted_type): New.
1862 (arm_convert_to_type).
1863 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
1865 (arm_emit_fp16_const): New function.
1866 (arm_mangle_type): Mangle __fp16 as "Dh".
1867 * config/arm/arm.h (TARGET_VFPD32): Make it know about
1869 (TARGET_NEON_FP16): New.
1870 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
1871 (enum fputype): Add FPUTYPE_NEON_FP16.
1872 (enum arm_fp16_format_type): Declare.
1873 (arm_fp16_format): Declare.
1874 (LARGEST_EXPONENT_IS_NORMAL): Define.
1875 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
1876 * config/arm/arm-modes.def (HFmode): Define.
1877 * config/arm/vfp.md: (*movhf_vfp): New.
1880 * config/arm/arm.md: (fpu): Add neon_fp16.
1881 (floatsihf2, floatdihf2): New.
1882 (fix_trunchfsi2, fix_trunchfdi2): New.
1886 (*arm32_movhf): New.
1887 (*thumb1_movhf): New.
1888 (consttable_2): Add check for HFmode constants.
1889 (consttable_4): Handle HFmode constants.
1891 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
1893 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
1895 2009-06-17 Olivier Hainque <hainque@adacore.com>
1897 * collect2.c (main): Use CONST_CAST2 to perform char ** to
1898 const char ** conversion in AIX specific section.
1900 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
1902 * config/i386/i386.c (ix86_special_builtin_type): Remove
1903 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
1904 (bdesc_special_args): Updated.
1905 (ix86_init_mmx_sse_builtins): Likewise.
1906 (ix86_expand_special_args_builtin): Likewise.
1908 2009-06-17 Richard Henderson <rth@redhat.com>
1910 * tree-pretty-print.c (maybe_dump_asm_name): New.
1911 (dump_decl_name): Use it.
1912 (PRINT_FUNCTION_NAME): Merge into...
1913 (dump_function_name): ... here. Use maybe_dump_asm_name.
1915 2009-06-17 Cary Coutant <ccoutant@google.com>
1917 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
1919 * debug.c (struct gcc_debug_hooks): Change placeholder for
1921 (debug_nothing_int_charstar_int): Replaced by...
1922 (debug_nothing_int_charstar_int_bool): ...this.
1923 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
1924 source_line prototype.
1925 (debug_nothing_int_charstar_int): Replaced by...
1926 (debug_nothing_int_charstar_int_bool): ...this.
1927 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
1928 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
1929 Output is_stmt operand when necessary.
1930 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
1931 (notice_source_line): Add is_stmt parameter.
1932 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
1933 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
1935 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
1936 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
1938 2009-06-17 Ian Lance Taylor <iant@google.com>
1940 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
1942 (struct store_by_pieces_d): Rename from store_by_pieces. Change
1945 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
1947 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
1948 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
1949 tree_strip_sign_nop_conversions and
1950 tree_ssa_strip_useless_type_conversions rather than stripping
1951 the operations here.
1952 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
1954 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
1955 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
1956 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
1957 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
1960 2009-06-17 Michael Eager <eager@eagercon.com>
1962 * config/rs6000/constraints.md (register_constraint "d"): New.
1963 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
1964 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1965 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
1966 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
1967 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1968 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
1969 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
1970 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
1971 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
1972 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
1974 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
1975 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
1976 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
1977 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
1978 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1979 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
1980 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
1981 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
1982 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
1983 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
1984 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
1985 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
1986 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
1987 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
1989 2009-06-16 Ian Lance Taylor <iant@google.com>
1991 * profile.c (total_num_never_executed): Don't define.
1992 (compute_branch_probabilities): Don't count or print
1994 (init_branch_prob): Don't set total_num_never_executed.
1995 (end_branch_prob): Don't print total_num_never_executed.
1997 2009-06-17 David Daney <ddaney@caviumnetworks.com>
1999 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2001 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2003 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2004 (nabstd2_fpr): Same.
2006 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2008 * expr.c (expand_assignment): Change complex type check.
2010 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2012 * doc/plugins.texi (Building GCC plugins): Added new section.
2014 2009-06-17 Ian Lance Taylor <iant@google.com>
2016 * c-pch.c (get_ident): Don't set size of templ array.
2017 (pch_init): Don't set size of partial_pch array.
2019 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2020 string constant to intialize an array whose size is the length of
2023 2009-06-17 Richard Guenther <rguenther@suse.de>
2025 PR tree-optimization/40389
2026 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2027 to addressable types.
2028 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2030 2009-06-17 Richard Guenther <rguenther@suse.de>
2033 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2034 if there is no evolution of left in the loop bail out.
2035 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2036 chrec_fold_multiply.
2038 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2039 Janis Johnson <janis187@us.ibm.com>
2042 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2043 for the symbol ref of a constant that is the source of a move
2044 - nor for any other not-obvious-label-ref constants.
2046 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2048 * plugin.c (position_pass): Skip newly inserted pass during list
2049 traversal to avoid repeated insertion.
2051 2009-06-16 Ian Lance Taylor <iant@google.com>
2053 * vec.h (VEC_stack_alloc): Define different version if
2054 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2055 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2056 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2057 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2059 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2061 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2063 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2064 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2065 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2066 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2067 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2068 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2069 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2070 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2071 __builtin_ia32_rdtscp.
2072 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2073 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2074 and __builtin_ia32_rorhi.
2075 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2076 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2077 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2078 (ix86_expand_args_builtin): Likewise.
2079 (ix86_expand_special_args_builtin): Likewise.
2081 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2082 (UNSPECV_RDTSC): Likewise.
2083 (UNSPECV_RDPMC): Likewise.
2084 (*bsr): Renamed to ...
2086 (*bsr_rex64): Renamed to ...
2090 (*rdpmc_rex64): Likewise.
2093 (*rdtsc_rex64): Likewise.
2095 (*rdtscp): Likewise.
2096 (*rdtscp_rex64): Likewise.
2098 * config/i386/ia32intrin.h: New.
2100 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2102 2009-06-16 Ian Lance Taylor <iant@google.com>
2104 * ira-build.c (copy_info_to_removed_store_destinations):
2105 Initialize parent_a.
2107 2009-06-16 Ian Lance Taylor <iant@google.com>
2109 * c-decl.c (grokdeclarator): Change size_varies to bool.
2111 2009-06-16 Ian Lance Taylor <iant@google.com>
2113 * sel-sched.c: Make forward declarations of move_op_hooks and
2114 fur_hooks explicitly extern.
2116 2009-06-16 Ian Lance Taylor <iant@google.com>
2118 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2119 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2121 2009-06-16 Ian Lance Taylor <iant@google.com>
2123 * resource.c (mark_referenced_resources): Change
2124 include_delayed_effects parameter to bool. Change all callers.
2125 (mark_end_of_function_resources): Likewise.
2126 * reorg.c (insn_references_resource_p): Likewise.
2127 (insn_sets_resource_p): Likewise.
2128 * resource.h (mark_referenced_resources): Update declaration.
2129 (mark_end_of_function_resources): Update declaration.
2131 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2133 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2135 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2137 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2138 GCC can bootstrap on AIX with GNU Binutils 2.20.
2140 2009-06-16 Ian Lance Taylor <iant@google.com>
2142 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2144 2009-06-16 Ian Lance Taylor <iant@google.com>
2146 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2147 inline, not extern inline.
2148 (exact_log2): Likewise.
2149 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2151 (exact_log2): Likewise, but don't test CTZ_HWI.
2153 2009-06-16 Ian Lance Taylor <iant@google.com>
2155 * bitmap.c (bitmap_clear): Don't declare as inline.
2156 * gimple.c (gimplify_assign): Likewise.
2157 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2158 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2159 (sched_scan_info): Remove duplicate definition.
2161 2009-06-16 Ian Lance Taylor <iant@google.com>
2163 * c-common.c (skip_evaluation): Don't define.
2164 (c_inhibit_evaluation_warnings): Define global variable.
2165 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2166 than skip_evaluation.
2167 (convert_and_check, warn_for_div_by_zero): Likewise.
2168 * c-common.h (skip_evaluation): Don't declare.
2169 (c_inhibit_evaluation_warnings): Declare.
2170 * c-parser.c (c_parser_typeof_specifier): Set
2171 c_inhibit_evaluation_warnings rather than skip_evaluation.
2172 (c_parser_conditional_expression): Likewise.
2173 (c_parser_binary_expression): Likewise.
2174 (c_parser_sizeof_expression): Likewise.
2175 (c_parser_alignof_expression): Likewise.
2176 * c-typeck.c (build_indirect_ref): Check
2177 c_inhibit_evaluation_warnings rather than skip_evaluation.
2178 (build_conditional_expr, build_binary_op): Likewise.
2180 2009-06-16 Richard Guenther <rguenther@suse.de>
2182 * tree-ssa-alias.c (is_escape_site): Remove.
2183 * tree-ssa-alias.h (enum escape_type): Remove.
2184 (is_escape_site): Likewise.
2185 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2186 via casts and asms without deferring to is_escape_site.
2188 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2191 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2192 use gen_lowpart if op0 has complex mode.
2194 2009-06-16 Richard Guenther <rguenther@suse.de>
2196 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2197 variables add them to ESCAPED.
2198 (find_func_aliases): Do not make all indirectly stored values escaped.
2200 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2202 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2205 2009-06-16 Martin Jambor <mjambor@suse.cz>
2207 PR tree-optimization/40432
2208 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2209 check whether we need to force gimple register operand.
2211 2009-06-16 Martin Jambor <mjambor@suse.cz>
2213 PR tree-optimization/40413
2214 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2215 build_ref_for_offset.
2216 (propagate_subacesses_accross_link): Fix a typo in a comment.
2218 2009-06-16 Ira Rosen <irar@il.ibm.com>
2220 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2221 with additional parameter.
2222 * tree-vectorizer.h (enum vect_def_type): Add new value
2224 (enum vect_relevant): Add comments.
2225 (vect_is_simple_reduction): Add new argument.
2226 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2227 Detect nested cycles.
2228 (vect_is_simple_reduction): Update documentation, add an argument to
2229 distinguish inner-loop reduction from nested cycle, detect nested
2230 cycles, fix printings and indentation, don't swap operands in case
2232 (get_initial_def_for_reduction): Handle subtraction.
2233 (vect_create_epilog_for_reduction): Add new argument to specify
2235 (vect_finalize_reduction): Handle subtraction, fix comments.
2236 (vectorizable_reduction): Handle nested cycles. In case of nested
2237 cycle keep track of the reduction variable position. Call
2238 vect_is_simple_reduction with additional parameter. Use original
2239 statement code in reduction epilogue for nested cycle. Call
2240 vect_create_epilog_for_reduction with additional parameter.
2241 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2242 inner-loop vectorization.
2243 (vect_recog_widen_sum_pattern): Likewise.
2244 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2246 (vect_mark_stmts_to_be_vectorized): Likewise.
2247 (vect_get_vec_def_for_operand): Handle nested cycles.
2249 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2251 * doc/invoke.texi (Debugging Options): Fix option index entries
2252 for -fdump-statistics, -frandom-seed add entries for
2253 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2254 (FRV Options): Fix entries for -mTLS, -mtls.
2255 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2256 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2257 (M68hc1x Options): Fix @itemx for -mnominmax.
2258 (MCore Options): Fix entry for -mno-lsim.
2259 (MMIX Options): Fix entry for -mabi=mmixware.
2260 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2262 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2264 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2265 Mention the plugin mode of gengtype.
2266 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2267 * gengtype.c: Updated copyright.
2268 (plugin_files, nb_plugin_files) Added new static variables.
2269 (measure_input_list) Care about plugin_files.
2270 (write_rtx_next): Added early return in plugin mode.
2271 (create_file): Updated copyright year in generated file. Added
2273 (oprintf): Added early return if NULL outf.
2274 (get_output_file_with_visibility): Care of plugin_files.
2275 (get_output_file_name): May return null.
2276 (write_local): Added early return.
2277 (put_mangled_filename): Ditto.
2278 (finish_root_table): Added check for base_files.
2279 (write_roots): Care about null when plugins.
2280 (main): Added plugin mode.
2282 2009-06-15 Ian Lance Taylor <iant@google.com>
2284 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2285 * gcov.c (read_count_file): Add braces around variables declared
2288 * c.opt (Wjump-misses-init): New warning.
2289 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2290 -Wall and -Wc++-compat if not already set.
2291 (c_common_post_options): Clear warn_jump_misses_init if it was not
2293 * c-decl.c (struct c_binding): Change type field to a union with
2294 new label field. Make it the first field in the struct. Update
2295 references to type to use u.type instead.
2296 (struct c_spot_bindings): Define.
2297 (struct c_goto_bindings): Define.
2298 (c_goto_bindings_p): Define, along with VECs.
2299 (struct c_label_vars): Define.
2300 (struct c_scope): Add has_label_bindings field.
2301 (bind_label, set_spot_bindings): New static functions.
2302 (decl_jump_unsafe, update_spot_bindings): New static functions.
2303 (update_label_decls): New static function.
2304 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2305 Update binding u.label field to shadowed field.
2306 (c_binding_start_stmt_expr): New function.
2307 (c_binding_end_stmt_expr): New function.
2308 (pushdecl): Don't call c_begin_vm_scope.
2309 (make_label): Add defining and p_label_vars parameters. Change
2311 (lookup_label): Correct test for whether a label has not yet been
2312 defined. Call bind_label rather than bind.
2313 (warn_about_goto): New static function.
2314 (lookup_label_for_goto): New function.
2315 (declare_label): Call bind_label rather than bind.
2316 (check_earlier_gotos): New static function.
2317 (define_label): Don't give errors about jumping into statement
2318 expressions or scopes of variably modified types. Call
2319 set_spot_bindings and check_earlier_gotos. Call bind_label
2320 instead of bind. Don't set label_context_stack_se or
2321 label_context_stack_vm.
2322 (c_get_switch_bindings): New function.
2323 (c_release_switch_bindings): New function.
2324 (c_check_switch_jump_warnings): New function.
2325 (start_function): Don't set label_context_stack_se or
2326 label_context_stack_vm.
2327 (finish_function): Likewise.
2328 * c-typeck.c (label_context_stack_se): Don't define.
2329 (label_context_stack_vm): Don't define.
2330 (c_finish_goto_label): Call lookup_label_for_goto rather than
2331 lookup_label. Don't give errors about jumping into a statement
2332 expression or the scope of a variably modified type. Don't set
2333 label_context_stack_se or label_context_stack_vm.
2334 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2335 fields. Add bindings field.
2336 (c_start_case): Don't set deleted fields. Set bindings field.
2337 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2338 or blocked_vm. Call c_check_switch_jump_warnings.
2339 (c_finish_case): Don't test blocked_stmt_expr field. Call
2340 c_release_switch_bindings.
2341 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2342 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2343 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2344 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2345 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2346 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2347 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2348 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2349 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2350 (C_DECL_UNJUMPABLE_VM): Don't define.
2351 (C_DECL_UNDEFINABLE_VM): Don't define.
2352 (struct c_label_list): Don't define.
2353 (struct c_label_context_se): Don't define.
2354 (struct c_label_context_vm): Don't define.
2355 (struct c_spot_bindings): Declare.
2356 (c_bindings_start_stmt_expr): Declare.
2357 (c_bindings_end_stmt_expr): Declare.
2358 (lookup_label_for_goto): Declare.
2359 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2360 (c_check_switch_jump_warnings): Declare.
2361 (label_context_stack_se, label_context_stack_vm): Don't declare.
2362 (c_finish_goto_label): Update declaration.
2363 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2364 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2365 (Warning Options): Document -Wjump-misses-init.
2367 2009-06-15 Jakub Jelinek <jakub@redhat.com>
2369 * tree-object-size.c (addr_object_size): Fix a pasto in the last
2372 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2374 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2376 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2378 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2380 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
2382 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2384 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
2386 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
2387 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
2388 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
2389 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
2390 * dwarf2asm.c (dw2_force_const_mem): Update call to
2392 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
2393 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
2394 * langhooks.c (lhd_comdat_group): Remove.
2395 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
2396 * tree.h (DECL_COMDAT_GROUP): New.
2397 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
2398 (tree_decl_with_vis): Add comdat_group. Remove one_only.
2399 (make_decl_one_only): Change signature.
2400 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
2402 (make_decl_one_only): Change signature.
2403 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2405 2009-06-15 Richard Guenther <rguenther@suse.de>
2408 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2410 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2412 * tree-ssa-math-opts.c: Remove extra divide.
2414 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2416 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2418 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2420 * passes.c: Add bswap pass.
2421 * tree-pass.h: Add pass_optimize_bswap declaration.
2422 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
2423 Include rtl.h, expr.h and optabs.h for optab_handler check.
2424 (struct symbolic_number, pass_optimize_bswap): New definition.
2425 (do_shift_rotate, verify_symbolic_number_p): New functions.
2426 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
2427 (gate_optimize_bswap): New function.
2428 * tree.c (widest_int_cst_value): New function.
2429 * tree.h (widest_int_cst_value): Prototype added.
2431 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
2433 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
2434 REG_EQUAL/REG_EQUIV notes.
2436 2009-06-14 Richard Guenther <rguenther@suse.de>
2439 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
2440 has its address taken if NRV was applied and it is addressable.
2441 * tree-ssa-structalias.c (get_constraint_for_address_of): New
2442 function split out from ...
2443 (get_constraint_for_1): ... here.
2444 (handle_rhs_call): Use it to mark the return slot escaped if
2445 it is addressable and NRV was applied.
2447 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2449 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
2450 Change first argument type to location_t.
2451 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
2452 Do not set input_location.
2453 Use loc instead of input_location throughout.
2455 2009-06-13 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/40421
2458 * tree-predcom.c (should_unroll_loop_p): Remove.
2459 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
2461 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
2463 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2464 Add location argument.
2466 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
2468 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
2470 * config/s390/s390.c (s390_build_builtin_va_list): Same.
2471 (s390_gimplify_va_arg): Pass location to create_artificial_label.
2472 * config/spu/spu-protos.h: Add location to
2473 spu_resolve_overloaded_builtin.
2474 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
2475 spu_build_builtin_va_list.
2476 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
2477 argument. Pass location to build_function_call_vec.
2478 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
2480 (emit_fpu_switch): Same.
2481 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
2482 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
2483 to build_decl and create_artificial_label.
2484 (xtensa_gimplify_va_arg_expr): Same.
2485 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
2486 (xstormy16_gimplify_va_arg_expr): Same.
2487 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
2488 * config/arm/arm.c (arm_build_builtin_va_list): Same.
2489 * config/mips/mips.c (mips_build_builtin_va_list): Same.
2490 (mips16_build_function_stub): Same.
2491 (mips16_build_call_stub): Same.
2493 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
2496 * arm/constraints.md (Pa, Pb): New constraints.
2497 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
2498 split pattern to deal with them.
2500 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
2502 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
2503 fix index entry for -Xpreprocessor.
2505 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2507 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2508 Add location argument to build_decl call.
2509 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
2510 (rs6000_init_builtins): Same.
2511 (spe_init_builtins): Same.
2512 (rs6000_gimplify_va_arg): Add location argument to
2513 create_artificial_label call.
2515 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
2517 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
2518 * combine-stack-adj.c (pass_stack_adjustments): Use it.
2519 * Makefile.in: Fix GGC dependency for gcse.o.
2521 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
2523 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
2524 * gimple-pretty-print.c (dump_gimple_stmt): Same.
2525 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
2527 * c-parser.c (c_parser_binary_expression): Use current column while
2528 building binary operations.
2529 * common.opt (fshow-column): Enable by default.
2530 * tree-vrp.c (check_array_ref): Use warning_at.
2531 (check_array_bounds): Use location from call back if expr has no
2533 * tree.h: Add location argument to maybe_fold_*.
2534 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
2535 (maybe_fold_offset_to_array_ref): Add location argument and use it.
2536 (maybe_fold_offset_to_component_ref): Same.
2537 (maybe_fold_offset_to_reference): Same.
2538 (maybe_fold_offset_to_address): Same.
2539 (maybe_fold_stmt_indirect): Same.
2540 (maybe_fold_stmt_addition): Same.
2541 (fold_stmt_r): Pass location to maybe_fold_*.
2542 (fold_gimple_assign): Same.
2543 * c-tree.h: Add location argument to finish_decl,
2544 default_function_array_conversion, store_init_value.
2545 * c-decl.c (define_label): Use error_at.
2546 (c_make_fname_decl): Pass location to finish_decl.
2547 (finish_decl): New location argument.
2548 (build_compound_literal): Pass location to store_init_value.
2549 (grokdeclarator): Pass location to finish_decl.
2551 * c-typeck.c (array_to_pointer_conversion): New location argument.
2552 (function_to_pointer_conversion): Same.
2553 (default_function_array_conversion): Same.
2554 (parser_build_unary_op): Pass location to overflow_warning.
2555 (parser_build_binary_op): Same. Use warning_at.
2556 (build_unary_op): Pass location to array_to_pointer_conversion.
2557 (build_c_cast): Pass location to digest_init.
2558 (build_modify_expr): New location argument.
2559 (convert_for_assignment): Same.
2560 (store_init_value): Same.
2561 (digest_init): Same.
2562 (output_init_element): Pass location to digest_init and
2563 array_to_pointer_conversion.
2564 (c_finish_return): Pass location to convert_for_assignment.
2565 * gimplify.c (gimplify_conversion): Pass location to
2566 maybe_fold_offset_to_address.
2567 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
2568 to maybe_fold_stmt_addition.
2569 * c-omp.c (c_finish_omp_atomic): Pass new location to
2571 (c_finish_omp_for): Same.
2572 * c-common.c (overflow_warning): New argument.
2573 * c-common.h: New argument to build_modify_expr, overflow_warning.
2574 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
2576 (c_parser_initializer): Pass location to
2577 default_function_array_conversion.
2578 (c_parser_initelt): Same.
2579 (c_parser_initval): Same.
2580 (c_parser_asm_operands): Same.
2581 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
2582 (c_parser_conditional_expression): Same.
2583 (c_parser_binary_expression): Add location info to stack. Use it.
2584 (c_parser_unary_expression): Pass location to
2585 default_function_array_conversion, parser_build_unary_op,
2586 build_indirect_ref, c_parser_postfix_expression_after_primary.
2587 (c_parser_postfix_expression_after_primary): New location argument.
2589 (c_parser_expression_conv): Pass location to
2590 default_function_array_conversion.
2591 (c_parser_expr_list): Same.
2592 (c_parser_omp_atomic): Same.
2593 (c_parser_omp_for_loop): Same.
2594 * c-tree.h: (struct c_declarator): Add comment to id_loc.
2595 (build_array_declarator): New argument.
2596 * c-decl.c (build_array_declarator): Add location argument.
2597 (grokdeclarator): Set id_loc for cdk_array.
2598 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
2599 build_array_declarator.
2600 * tree.c (build_omp_clause): Add location argument.
2601 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
2602 (OMP_CLAUSE_LOCATION): New macro.
2603 (struct tree_omp_clause): Add location field.
2604 (build_omp_clause): Add argument.
2605 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
2606 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
2608 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
2609 (cp_parser_omp_clause_collapse): Same.
2610 (cp_parser_omp_clause_default): Same.
2611 (cp_parser_omp_clause_if): Same.
2612 (cp_parser_omp_clause_nowait): Same.
2613 (cp_parser_omp_clause_num_threads): Same.
2614 (cp_parser_omp_clause_ordered): Same.
2615 (cp_parser_omp_clause_schedule): Same.
2616 (cp_parser_omp_clause_untied): Same.
2617 (cp_parser_omp_for_loop): Same.
2618 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2619 * c-tree.h (c_start_case): Add location argument.
2620 (c_process_expr_stmt): Same.
2621 (c_finish_goto_*): Same.
2622 * tree-parloops.c (initialize_reductions): Pass location to
2624 (create_parallel_loop): Same.
2625 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
2626 (gfc_trans_omp_reduction_list): Same.
2627 (gfc_trans_omp_clauses): Same.
2628 (gfc_trans_omp_do): Same.
2629 * c-typeck.c (c_finish_goto_label): Same.
2630 (c_finish_goto_ptr): New location argument.
2631 (c_start_case): Same.
2632 (emit_side_effect_warnings): Same.
2633 (c_process_expr_stmt): Same.
2634 (c_finish_stmt_expr): Same.
2635 (c_finish_omp_clauses): Use error_at instead of error.
2636 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
2638 * c-omp.c (c_split_parallel_clauses): New location argument.
2639 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
2640 to build_omp_clause.
2641 (convert_local_reference_stmt): Same.
2642 (convert_gimple_call): Same.
2643 * c-common.h (c_split_parallel_clauses): New argument.
2644 * c-parser.c (c_parser_statement_after_labels): Pass location to
2645 c_finish_goto_label.
2646 (c_parser_switch_statement): Pass location to c_start_case.
2647 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
2648 and c_process_expr_stmt.
2649 (c_parser_omp_variable_list): Add location argument.
2650 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
2651 (c_parser_omp_clause_default): Same.
2652 (c_parser_omp_clause_if): Same.
2653 (c_parser_omp_clause_num_threads): Same.
2654 (-c_parser_omp_clause_ordered): Same.
2655 (c_parser_omp_clause_reduction): Pass location to
2656 c_parser_omp_variable_list.
2657 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
2658 (c_parser_omp_clause_untied): Same.
2659 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
2660 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
2662 * c-tree.h (check_for_loop_decls, undeclared_variable,
2663 build_component_ref, build_array_ref, build_external_ref,
2664 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
2665 build_conditional_expr, build_compound_expr, c_cast_expr,
2666 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
2667 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
2669 * c-semantics.c (build_stmt): Same.
2670 (build_case_label): Same.
2671 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
2672 (undeclared_variable): New argument.
2674 (lookup_label): Pass location on down.
2675 (define_label): Same.
2676 (finish_decl): Same.
2677 (build_compound_literal): Same.
2678 (finish_struct): Same.
2679 (finish_function): Do not set location here.
2680 (check_for_loop_decls): New argument.
2681 * tree.c (save_expr): Set location.
2682 (build_empty_stmt): New argument.
2683 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
2684 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
2685 * builtins.c (gimplify_va_arg_expr): Use locations.
2686 (expand_builtin_sync_operation): Same.
2687 * c-typeck.c (build_component_ref): New argument.
2688 (build_array_ref): Same.
2689 (build_external_ref): Same.
2690 (c_expr_sizeof_expr): Same.
2691 (c_expr_sizeof_type): Same.
2692 (parser_build_unary_op): Same.
2693 (build_conditional_expr): Same.
2694 (build_compound_expr): Pass location on down.
2695 (build_compound_expr): New argument.
2696 (build_c_cast): Same.
2697 (c_cast_expr): Same.
2698 (build_asm_expr): Same.
2699 (c_finish_return): Same.
2700 (c_process_expr_stmt): Pass location on down.
2701 (c_finish_stmt_expr): New argument.
2702 (push_clenaup): Same.
2703 (c_finish_omp_parallel): Same.
2704 (c_finish_omp_task): Same.
2705 * gimplify.c (gimplify_call_expr): Pass location on down.
2706 * c-omp.c (c_finish_omp_master): New argument.
2707 (c_finish_omp_critical): Same.
2708 (c_finish_omp_ordered): Same.
2709 (c_finish_omp_barrier): Same.
2710 (-c_finish_omp_taskwait): Same.
2711 (c_finish_omp_atomic): Same.
2712 (c_finish_omp_flush): Same.
2713 * tree-inline.c (copy_tree_body_r): Pass location on down.
2714 (inline_forbidden_p): Remove use of input_location.
2715 * c-gimplify.c (c_build_bind_expr): New argument.
2716 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
2717 (c_sizeof_or_alignof_type): New argument.
2718 (c_alignof_expr): Same.
2719 (build_va_arg): Same.
2720 (c_add_case_label): Same.
2721 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
2722 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
2723 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
2724 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
2725 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
2726 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
2728 * stub-objc.c (objc_build_selector_expr): Same.
2729 (objc_build_throw_stmt): Same.
2730 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
2731 (c_parser_initelt): Same.
2732 (c_parser_compound_statement): Same.
2733 (c_parser_compound_statement_nostart): Same.
2734 (c_parser_label): Same.
2735 (c_parser_statement_after_labels): Same.
2736 (c_parser_if_body): Same.
2737 (c_parser_else_body): Same.
2738 (c_parser_if_statement): Same.
2739 (c_parser_switch_statement): Same.
2740 (c_parser_while_statement): Same.
2741 (c_parser_do_statement): Same.
2742 (c_parser_for_statement): Same.
2743 (c_parser_asm_statement): Same.
2744 (c_parser_conditional_expression): Same.
2745 (c_parser_binary_expression): Same.
2746 (c_parser_cast_expression): Same.
2747 (c_parser_unary_expression): Same.
2748 (c_parser_sizeof_expression): Same.
2749 (c_parser_alignof_expression): Same.
2750 (c_parser_postfix_expression): Same.
2751 (c_parser_expression): Same.
2752 (c_parser_objc_receiver): Same.
2753 (c_parser_omp_variable_list): Same.
2754 (c_parser_omp_structured_block): Same.
2755 (c_parser_omp_atomic): New argument.
2756 (c_parser_omp_barrier): Same.
2757 (c_parser_omp_critical): Same.
2758 (c_parser_omp_flush): Pass location on down.
2759 (c_parser_omp_for_loop): New argument.
2760 (c_parser_omp_for): Same.
2761 (c_parser_omp_master): Same.
2762 (c_parser_omp_ordered): Same.
2763 (c_parser_omp_sections_scope): Same.
2764 (c_parser_omp_sections): Same.
2765 (c_parser_omp_parallel): Same.
2766 (c_parser_omp_single): Same.
2767 (c_parser_omp_task): Same.
2768 (c_parser_omp_taskwait): Pass location on down.
2769 (c_parser_omp_construct): Same.
2770 (c_parser_omp_threadprivate): Same.
2771 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
2772 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
2773 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
2774 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
2775 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
2776 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
2777 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
2778 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
2779 config/i386/i386.c, stmt.c:
2780 Add location argument to the following function definitions and/or
2781 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
2782 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
2783 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
2784 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
2785 do_case, c_finish_bc_stmt, build_compound_literal,
2786 build_function_call.
2787 * c-decl.c (build_compound_literal): Add location argument.
2788 Make all diagnostic calls use location.
2789 (start_struct): Same.
2790 (finish_struct): Same.
2792 (build_enumerator): Same.
2793 (start_function): Same.
2794 (grokdeclarator): Make all diagnostic calls use location.
2795 (store_parm_decls_oldstyle): Same.
2796 * c-typeck.c (build_function_call): Add location argument.
2797 Make all diagnostic calls use location.
2799 (c_finish_bc_stmt): Same.
2800 * tree-nested.c (get_trampoline_type): Add argument.
2801 Pass location to build_decl.
2802 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
2803 * rtl.h (RTL_LOCATION): New.
2804 * c-common.c (c_add_case_label): Add location argument.
2805 Make all diagnostic calls use location.
2806 * c-common.h: Add location argument to make_fname_decl, do_case,
2807 c_add_case_label, build_function_call, resolve_overloaded_builtin.
2808 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
2809 Set it appropriately for every case. Pass enum_loc to start_enum
2810 call. Pass value_loc first to build_enumerator. Pass enum_loc to
2812 (c_parser_struct_or_union_specifier): Save location. Use it for
2813 start_struct, finish_struct, and parser_xref_tag.
2815 2009-06-12 Ian Lance Taylor <iant@google.com>
2817 * fold-const.c (fold_unary): Rename local variable and to and_expr.
2819 * c-opts.c (c_common_handle_option): For -Wc++-compat set
2820 cpp_opts->warn_cxx_operator_names.
2822 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2825 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
2826 is returns NULL and OP is a VCE, look through the VCE.
2828 2009-06-12 Ian Lance Taylor <iant@google.com>
2831 * collect2.c (main): Use CONST_CAST2 in code inside #if
2832 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2834 2009-06-12 Joey Ye <joey.ye@intel.com>
2837 * cfgexpand.c (get_decl_align_unit): Update
2838 max_used_stack_slot_alignment with align instead of
2839 stack_alignment_needed.
2841 * function.c (assign_stack_local_1): Update
2842 max_used_stack_slot_alignment with alignment_in_bits instead
2843 of stack_alignment_needed.
2844 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
2847 2009-06-12 Jakub Jelinek <jakub@redhat.com>
2849 * dwarf2out.c (last_var_location_insn): New variable.
2850 (dwarf2out_end_epilogue): Clear last_var_location_insn.
2851 (dwarf2out_var_location): Don't record anything after last real
2852 insn. Only change labels if there were any real instructions
2853 in between last note and this one, or if changed sections.
2855 2009-06-11 Richard Henderson <rth@redhat.com>
2857 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
2858 note when storing the frame pointer in a register.
2859 (FRP): Don't redefine to nothing for epilogue.
2860 (alpha_expand_epilogue): Mark register and sp restores.
2861 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
2863 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
2864 when gen_lowpart is needed.
2866 2009-06-11 Richard Henderson <rth@redhat.com>
2868 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
2870 * dwarf2out.c (need_data_align_sf_opcode): New.
2871 (div_data_align): Move earlier.
2872 (def_cfa_1, reg_save): Use it.
2874 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
2876 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
2877 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
2878 (ix86_handle_option): Handle OPT_mcrc32.
2879 (ix86_target_string): Add -mcrc32.
2880 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
2882 * config/i386/i386.h (TARGET_CRC32): New.
2884 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
2885 (sse4_2_crc32di): Likewise.
2887 * config/i386/i386.opt (mcrc32): New.
2889 * doc/invoke.texi: Document -mcrc32.
2891 2009-06-11 Richard Henderson <rth@redhat.com>
2893 * common.opt (gdwarf-): Accept a version number.
2894 * doc/invoke.texi (gdwarf-): Update docs.
2895 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
2896 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
2897 version level, and record it.
2899 * dwarf2.h (DW_CIE_VERSION): Remove.
2900 * dwarf2out.c (DWARF_VERSION): Remove.
2901 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
2902 (output_call_frame_info): Use CIE version 3 for dwarf3,
2903 or if the return register column is out of range for version 1.
2904 (dwarf_stack_op_name): Add all dwarf3 values.
2905 (DEBUG_PUBTYPES_SECTION): New.
2906 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
2907 encoding change for dwarf3.
2908 (output_die) [dw_val_class_die_ref]: Likewise.
2909 (output_compilation_unit_header): Emit correct version for dwarf3.
2910 (output_line_info): Likewise.
2911 (output_pubnames): Update for DWARF_VERSION removal.
2912 (output_aranges): Likewise.
2913 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
2914 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
2915 (dwarf2out_finish): Likewise.
2917 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2919 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
2922 2009-06-11 David Daney <ddaney@caviumnetworks.com>
2925 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
2926 * builtins.c (expand_builtin_unreachable): New function.
2927 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
2928 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
2929 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
2931 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
2932 searching for missing barriers.
2934 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2936 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
2937 when -fprofile-generate* was passed.
2938 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2940 2009-06-11 Anthony Green <green@moxielogic.com>
2942 * config/moxie/moxie.md: Define length attribute for all instructions.
2944 (*b<cond:code>): Support limited branch ranges for new PC-relative
2945 branch instructions.
2946 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2948 2009-06-11 Jakub Jelinek <jakub@redhat.com>
2950 * config/i386/i386.c (min_insn_size): Use get_attr_length
2951 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
2954 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
2955 instead of emit_insn_before.
2957 2009-06-10 Ian Lance Taylor <iant@google.com>
2960 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
2963 2009-06-10 Revital Eres <eres@il.ibm.com>
2965 * passes.c (init_optimization_passes): Reschedule
2966 predictive-commoning pass before complete unroll pass.
2968 2009-06-10 Martin Jambor <mjambor@suse.cz>
2970 * cgraph.c (cgraph_node_can_be_local_p): New function.
2971 (cgraph_make_node_local): New function.
2972 * cgraph.h (cgraph_node_can_be_local_p): Declare.
2973 (cgraph_make_node_local): Declare.
2975 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
2977 * tree.h (tree_base): Add packed_flag and user_align fields.
2978 Decrease size of spare field.
2979 (TYPE_USER_ALIGN): Use user_align from tree_base.
2980 (DECL_USER_ALIGN): Likewise.
2981 (TYPE_PACKED): Use packed_flag from tree_base.
2982 (DECL_PACKED): Likewise.
2983 (tree_type): Delete packed_flag and user_align fields. Widen
2984 precision field. Widen mode field and shuffle fields to align
2985 mode on an 8-bit boundary.
2986 (tree_decl_common): Delete decl_flag_1 and user_align fields.
2987 Renumber decl_flag_* fields. Fix comments. Widen
2988 decl_common_unused field.
2989 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
2990 (DECL_EXTERNAL): Likewise.
2991 (DECL_BIT_FIELD): Likewise.
2992 (DECL_NONADDRESSABLE_P): Likewise.
2993 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
2994 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2996 2009-06-10 Ian Lance Taylor <iant@google.com>
2998 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
2999 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3000 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3001 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3002 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3003 DEF_VEC_ALLOC_FUNC_P.
3004 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3005 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3006 DEF_VEC_ALLOC_FUNC_O.
3007 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3008 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3009 DEF_VEC_ALLOC_FUNC_I.
3010 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3011 (vec_stack_p_reserve_exact_1): Declare.
3012 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3013 (vec_stack_free): Declare.
3014 (VEC_stack_alloc): Define.
3015 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3016 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3017 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3018 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3020 (stack_vecs): New static variable.
3021 (vec_stack_p_reserve_exact_1): New function.
3022 (vec_stack_o_reserve_1): New static function.
3023 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3024 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3025 (vec_stack_free): New function.
3026 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3027 (VEC_df_ref_stack_alloc): Define.
3028 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3029 DEF_VEC_ALLOC_P_STACK.
3030 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3031 (struct df_collection_rec): Change _vec fields to VEC. Remove
3033 (df_free_collection_rec): Adjust for new fields.
3034 (df_insn_rescan): Use new df_collection_rec fields.
3035 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3036 (df_ref_create_structure, df_ref_record): Likewise.
3037 (df_get_conditional_uses, df_get_call_refs): Likewise.
3038 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3039 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3040 (df_record_exit_block_uses, df_bb_verify): Likewise.
3041 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3042 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3043 Remove count parameter. Change return type to void. Change all
3045 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3046 Remove count parameter. Change return type to void. Change all
3048 (df_install_refs): Change old_vec parameter to VEC. Remove count
3049 parameter. Change all callers.
3050 (df_install_mws): Change old_vec parameter to VEC. Remove count
3051 parameter. Change all callers.
3052 (df_refs_verify): Change new_rec parameter to VEC. Change call
3054 (df_mws_verify): Likewise.
3056 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3058 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3060 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3062 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3064 2009-06-10 Anthony Green <green@moxielogic.com>
3066 * config/moxie/crti.asm: New file.
3067 * config/moxie/crtn.asm: New file.
3068 * config/moxie/moxie.c: New file.
3069 * config/moxie/moxie.h: New file.
3070 * config/moxie/sfp-machine.h: New file.
3071 * config/moxie/moxie-protos.h: New file.
3072 * config/moxie/t-moxie: Created.
3073 * config/moxie/t-moxie-softfp: Created.
3074 * config/moxie/moxie.md: Created.
3075 * config/moxie/constraints.md: Created.
3076 * config.gcc: Add moxie support.
3077 * doc/md.texi (Machine Constraints): Add moxie constraints.
3078 * doc/contrib.texi (Contributors): Mention moxie port.
3079 * doc/install.texi (Specific): Mention the moxie port.
3081 2009-06-09 Ian Lance Taylor <iant@google.com>
3083 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3085 * optabs.c (optab_table): Only use designated initializers if
3086 HAVE_DESIGNATED_INITIALIZERS is defined.
3087 (convert_optab_table): Likewise.
3088 (init_optabs): Always call init_insn_codes if
3089 HAVE_DESIGNATED_INITIALIZERS is not defined.
3091 2009-06-09 Ian Lance Taylor <iant@google.com>
3093 * targhooks.c (default_builtin_vectorized_function): Change fn
3094 parameter to unsigned int.
3095 (default_builtin_vectorized_conversion): Change code parameter to
3097 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3098 * targhooks.h: Update declarations.
3099 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3100 parameter to unsigned int.
3102 * c-typeck.c (comptypes_check_enum_int): New static function.
3103 (comptypes_internal): Add enum_and_int_p parameter. Change all
3105 (comp_target_types): Add location parameter. Change all callers.
3106 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3108 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3109 (build_conditional_expr): Add colon_loc parameter. Change all
3111 (convert_for_assignment): Add location parameter. Change all callers.
3112 * c-parser.c (c_parser_conditional_expression): Pass location of
3113 colon to build_conditional_expr.
3114 * c-tree.h (build_conditional_expr): Update declaration.
3116 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3118 * graphite.c: Revert previous patch.
3120 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3123 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3125 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3127 * tree-ssa-loop-prefetch.c
3128 (loop_prefetch_arrays): Fixed a portability problem in printf format
3131 2009-06-09 Martin Jambor <mjambor@suse.cz>
3133 PR tree-optimization/40351
3134 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3135 refrence to a potential artifical subaccess can be constructed.
3137 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3139 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3140 (sh_override_options): Likewise.
3141 * config/sh/sh.c: Include params.h.
3142 (sh_optimization_options): New.
3143 (sh_override_options): Likewise.
3144 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3145 (OVERRIDE_OPTIONS): Use sh_override_options.
3147 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3149 * dwarf2out.c (emit_cfa_remember): New variable.
3150 (add_fde_cfi): If emit_cfa_remember, recurse to add
3151 DW_CFA_remember_state first.
3152 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3153 instead just set emit_cfa_remember.
3155 2009-06-08 Jan Hubicka <jh@suse.cz>
3158 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3160 2009-06-08 Jan Hubicka <jh@suse.cz>
3163 * cgraphunit.c (save_inline_function_body): Do not copy transform
3164 hooks for saved inline bodies.
3165 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3168 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3170 * jump.c (returnjump_p): Handle delayed branches. Add missing
3173 2009-06-08 Jan Hubicka <jh@suse.cz>
3176 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3177 original node might've been modified.
3178 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3180 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3182 * tree-object-size.c (addr_object_size): Add OSI argument.
3183 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3184 (compute_builtin_object_size, expr_object_size): Adjust callers.
3185 (plus_stmt_object_size): Call addr_object_size instead of
3186 compute_builtin_object_size.
3188 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3189 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3191 * tree-ssa-loop-prefetch.c
3192 (gather_memory_references): Introduced a counter for the number of
3194 (anything_to_prefetch_p): Introduced a counter for the number of
3196 (is_loop_prefetching_profitable): New function with a cost model
3198 (loop_prefetch_arrays): Use the new cost model to determine if
3199 prefetching is profitable.
3200 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3201 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3202 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3203 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3204 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3205 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3207 2009-06-08 Michael Matz <matz@suse.de>
3210 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3211 partitions use the same.
3212 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3213 for basevars of SSA_NAMEs.
3214 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3215 to not expand them twice.
3216 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3219 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3221 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3222 (fdump-final-insns=, gtoggle): New.
3223 * doc/invoke.texi: Document them.
3224 * final.c (rest_of_clean_state): Dump final insn stream.
3225 * gcc.c (invoke_as): Hook in -fcompare-debug.
3226 (static_spec_functions): Add compare-debug-dump-opt,
3227 compare-debug-self-opt and compare-debug-auxbase-opt.
3228 (compare_debug, compare_debug_second, compare_debug_opt): New.
3229 (switches_debug_check, n_switches_debug_check): New.
3230 (debug_auxbase_opt, debug_check_temp_file): New.
3231 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3233 (do_self_spec): Handle arguments after switches.
3234 (do_spec_1): Add .gk extension to temp file basenames for compare.
3235 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3236 (cc1_options): Use it instead of normal auxbase computation for
3237 the second compare-debug compilation.
3238 (compare_files): New.
3239 (main): Set up and implement compare debug mode.
3240 (compare_debug_dump_opt_spec_function): New.
3241 (compare_debug_self_opt_spec_function): New.
3242 (compare_debug_auxbase_opt_spec_function): New.
3243 * toplev.c (process_options): Handle flag_gtoggle,
3244 flag_dump_final_insns.
3245 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3246 during -fcompare-debug-second compilation.
3248 2009-06-07 Ian Lance Taylor <iant@google.com>
3250 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3251 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3253 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3254 with no default node. Change warning with %H to warning_at.
3255 Don't clear warn_switch around case checking.
3256 * doc/invoke.texi (Warning Options): Clarify distinction between
3257 -Wswitch and -Wswitch-enum.
3259 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3261 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3263 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3265 * gbl-ctors.h: Add header guard.
3267 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3269 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3270 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3271 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3272 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3273 prototypes for removed functions.
3274 (expressions_equal_p): Move to ...
3275 * tree-ssa-sccvn.h: ... here and ...
3276 * matrix-reorg.c: ... adjust includes.
3278 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3280 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3282 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3284 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3285 (finish_function): Remove erroneous whitespace.
3287 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3289 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3290 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3292 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3294 * errors.c (internal_error): Commentary typo fix.
3295 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3296 * tree-ssa-pre.c: Ditto.
3298 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3300 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3301 them is supposed to hold actual statements.
3303 2009-06-06 Ian Lance Taylor <iant@google.com>
3305 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3306 empty statements can now have attributes.
3308 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3310 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3311 * config/mips/mips.md: Ditto.
3313 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3315 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3317 (__eabi_uconvert): Likewise.
3319 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3321 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3322 CFI_* definitions with IN_GCC.
3324 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3326 * xcoffout.h (xcoffout_source_line): Update prototype.
3328 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3330 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3331 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3333 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3336 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3337 inlined_function_outer_scope_p blocks for artificial inlines
3339 * tree.c (tree_nonartificial_location): Rewrite using
3340 block_nonartificial_location.
3342 2009-06-05 Revital Eres <eres@il.ibm.com>
3343 Leehod Baruch <leehod@il.ibm.com>
3345 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3346 (expand_expr_real_1): Remove comment.
3347 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3348 Vectorize misaligned access when the target supports it.
3349 (vect_supportable_dr_alignment): Check for unaligned access support.
3350 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3353 2009-06-05 Julian Brown <julian@codesourcery.com>
3355 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3356 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3358 2009-06-05 Richard Guenther <rguenther@suse.de>
3361 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3364 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3366 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3367 (save_gprs): Don't tell unwinder when a global register is saved.
3368 (s390_emit_epilogue): Emit needed epilogue unwind info.
3370 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3372 * dwarf2out.c (deferred_asm_name): New.
3373 (add_name_and_src_coords_attributes): Defer creation of
3374 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
3376 (move_linkage_attr): New.
3377 (dwarf2out_finish): Revisit deferrals and emit attributes at the
3380 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
3382 * tree-nested.c (finalize_nesting_tree_1): Declare the
3383 frame_decl in the binding tree.
3385 2009-06-04 Cary Coutant <ccoutant@google.com>
3387 * basic-block.h (struct basic_block_def): Add discriminator field.
3388 * dbxout.c (dbxout_source_line): Add new parameter. Change all
3390 * debug.c (do_nothing_debug_hooks): Add additional entry.
3391 (debug_nothing_int_charstar_int): New function.
3392 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
3393 (debug_nothing_int_charstar_int): New declaration.
3394 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
3395 discriminator value in .loc directive.
3396 * final.c (last_discriminator): New variable.
3397 (discriminator): New variable.
3398 (final_start_function): Initialize above variables, pass current
3399 discriminator to debug hook.
3400 (notice_source_line): Check for discriminator change.
3401 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
3402 * sdbout.c (sdbout_source_line): New parameter.
3403 * tree-cfg.c (struct locus_discrim_map): New structure type.
3404 (discriminator_per_locus): New hash table.
3405 (build_gimple_cfg): Allocate and free discriminator hash table.
3406 (make_edges): Call assign_discriminator.
3407 (locus_map_hash): New function.
3408 (locus_map_eq): New function.
3409 (next_discriminator_for_locus): New function.
3410 (same_line_p): New function.
3411 (assign_discriminator): New function.
3412 (make_cond_expr_edges): Call assign_discriminator.
3413 (make_gimple_switch_edges): Likewise.
3414 (first_non_label_stmt): New function.
3415 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
3417 * xcoffout.c (xcoffout_source_line): Add new parameter.
3419 * configure.ac (gcc_cv_as_discriminator): New configury check for
3420 gas support for discriminator.
3421 * configure: Regenerate.
3422 * config.in: Regenerate.
3424 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3426 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
3427 val after checking for integers.
3429 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
3431 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
3433 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
3434 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
3435 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
3436 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
3437 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
3438 X64_SSE_REGPARM_MAX.
3439 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
3440 X64_SSE_REGPARM_MAX.
3442 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3444 * gcc.c (report_times_to_file): New.
3445 (execute): Implement it.
3446 (process_command): Support -time=.
3447 * doc/invoke.texi: Document it.
3449 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3451 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
3452 that have value exprs.
3454 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
3456 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
3457 declarations for constants until...
3458 (dw2_output_indirect_constant_1): ... this point.
3460 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
3463 * arm.md (arm_addsi3): Don't try to split an add with an
3464 eliminable register until after reload has completed.
3466 2009-06-03 Ian Lance Taylor <iant@google.com>
3468 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
3469 * genattrtab.c (write_length_unit_log): Likewise.
3470 * genchecksum.c (dosum): Likewise.
3471 * gengtype.c (write_rtx_next): Likewise.
3472 (finish_root_table, write_roots): Likewise.
3473 * gimple.c (gimple_ops_offset_): Likewise.
3474 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
3475 * config/arc/arc.c (arc_attribute_table): Likewise.
3476 * config/arm/arm.c (arm_attribute_table): Likewise.
3477 * config/avr/avr.c (avr_attribute_table): Likewise.
3478 * config/crx/crx.c (crx_attribute_table): Likewise.
3479 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
3480 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
3481 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
3482 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
3483 * config/sh/sh.c (sh_attribute_table): Likewise.
3484 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
3485 * config/spu/spu.c (spu_attribute_table): Likewise.
3486 * config/v850/v850.c (v850_attribute_table): Likewise.
3488 * config/alpha/alpha.c (vms_attribute_table): Make static.
3489 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
3490 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
3491 * config/mips/mips.c (mips_attribute_table): Likewise.
3493 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
3495 (cc1-checksum.o): Likewise.
3497 2009-06-03 Steve Ellcey <sje@cup.hp.com>
3499 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
3501 2009-06-03 Jakub Jelinek <jakub@redhat.com>
3503 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
3504 insn if it is changing sp. Use gen_add3_insn instead of
3505 conditionally gen_addsi3 and gen_adddi3.
3506 (offset_below_red_zone_p): New static inline function.
3507 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
3508 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
3509 * config/rs6000/ppc-asm.h: Include auto-host.h.
3510 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
3511 CFI_RESTORE): Define.
3512 * config/rs6000/crtresxgpr.asm: Add unwind info.
3513 * config/rs6000/crtresxfpr.asm: Likewise.
3514 * config/rs6000/crtresgpr.asm: Likewise.
3515 * config/rs6000/crtresfpr.asm: Likewise.
3516 * config/rs6000/crtsavgpr.asm: Likewise.
3517 * config/rs6000/crtsavfpr.asm: Likewise.
3519 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
3520 argument of DWARF2_FRAME_REG_OUT macros.
3522 2009-06-03 Julian Brown <julian@codesourcery.com>
3524 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
3525 words or less (including TImode) in core registers.
3527 2009-06-03 Richard Guenther <rguenther@suse.de>
3530 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
3532 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
3534 * statistics.c (statistics_counter_event): Do not record event
3535 in pass dump if its number == -1.
3536 (curr_statistics_hash): Add assert that we never get passes
3537 with static number == -1.
3539 2009-06-03 Richard Guenther <rguenther@suse.de>
3540 Andrey Belevantsev <abel@ispras.ru>
3542 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
3543 non-BLKmode arrays addressable.
3545 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
3547 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
3548 * config/m68k/m68k.h: ... here.
3549 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
3552 2009-06-03 Martin Jambor <mjambor@suse.cz>
3554 PR tree-optimization/40323
3555 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
3558 2009-06-03 Richard Guenther <rguenther@suse.de>
3560 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3563 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
3565 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3566 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
3567 JUMP_TABLE_DATA_P where applicable.
3568 * config/sh/sh.c: Ditto.
3569 * config/sh/sh.h: Ditto.
3570 * config/sh/sh.md: Ditto.
3571 * config/sh/symbian.c: Ditto.
3573 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
3575 * config/i386/driver-i386.c (describe_cache): Optimize
3576 concatenation of strings. Use snprintf instead of sprintf.
3577 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
3578 target when not compiling with GCC.
3580 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
3582 * config/sh/sh.c: Revert last change.
3583 (sh_expand_epilogue): Emit a blockage insn before the frame
3584 pointer adjustment unconditionally.
3586 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3588 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
3589 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
3590 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
3591 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
3592 to COLLECT_GCC_OPTIONS.
3594 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3596 * collect2.c (target_system_root): New variable.
3597 (main): Handle --sysroot=.
3598 (ignore_library): Strip the sysroot from the library path.
3600 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3602 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
3603 (collect2.o): Depend on collect2-aix.h.
3604 (collect2-aix.o): New rule.
3605 * collect2-aix.h: New file.
3606 * collect2-aix.c: Likewise.
3607 * collect2.c: Include collect2-aix.h. Don't undefine
3608 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
3609 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
3610 Use TARGET_AIX_VERSION instead of _AIX51.
3611 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
3612 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
3613 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
3614 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
3615 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
3617 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3619 * collect2.c (ignore_library): Avoid premature post-increment
3622 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
3624 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
3625 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
3626 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
3627 CROSS_DIRECTORY_STRUCTURE too.
3628 (LINK_LIBG_SPEC): Likewise.
3629 (LIB_SPEC): Add %R to sysroot paths.
3630 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
3631 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
3632 * config/rs6000/aix51.h: As for aix43.h.
3633 * config/rs6000/aix52.h: Likewise.
3634 * config/rs6000/aix53.h: Likewise.
3635 * config/rs6000/aix61.h: Likewise.
3636 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
3637 to the beginning of sysroot paths.
3639 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3641 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
3642 INSN_LISTs that are out of the REG_NOTE range.
3644 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3646 * loop-unroll.c (struct iv_to_split): Add pointer to next.
3647 (struct var_to_expand): Likewise.
3648 (struct opt_info): Add head and tail for linked lists of the above.
3649 (analyze_insn_to_expand_var): Initialize next.
3650 (analyze_iv_to_split_insn): Likewise.
3651 (analyze_insns_in_loop): Create linked lists.
3652 (allocate_basic_variable): Simplify for use without hash table.
3653 (insert_var_expansion_initialization): Likewise, make it type-safer.
3654 (combine_var_copies_in_loop_exit): Likewise.
3655 (apply_opt_in_copies): Walk lists rather than hash tables.
3656 (release_var_copies): Simplified and inlined by hand into...
3657 (free_opt_info): ... this function.
3659 2009-06-02 Richard Guenther <rguenther@suse.de>
3661 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
3664 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3666 * cfgexpand.c (gimple_expand_cfg): Discard the source location
3667 only for builtins that are not overridden.
3669 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3671 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
3674 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3676 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
3678 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3680 * combine.c (move_deaths): Compare LUIDs within the same BB only.
3682 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
3684 * common.opt (fdump-unnumbered-links): New.
3685 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
3686 * print-rtl.c (flag_dump_unnumbered_links): New.
3687 (print_rtx): Test it.
3689 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
3691 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
3692 push/pop multiple to 8-byte alignment.
3694 2009-06-01 Jakub Jelinek <jakub@redhat.com>
3696 * config/i386/i386.c (queued_cfa_restores): New static variable.
3697 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
3699 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
3700 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
3701 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
3702 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
3703 note unconditionally.
3704 (ix86_emit_restore_regs_using_mov): Likewise.
3705 (ix86_emit_restore_sse_regs_using_mov): Likewise.
3706 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
3707 it through to ix86_emit_restore_reg_using_pop.
3708 (ix86_emit_leave): Add RED_OFFSET argument. Call
3709 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
3710 instead of adding REG_CFA_OFFSET note unconditionally.
3711 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
3712 the above functions. Call ix86_add_queued_cfa_restore_notes when
3715 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
3716 force output of the label even for dwarf2out_do_cfi_asm.
3717 (add_fde_cfi): If -g2 and above and cfi might change CFA,
3718 force creation of CFI label and chain DW_CFA_set_loc jumping to it
3719 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
3721 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3722 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
3723 dwarf2out_cfi_label callers.
3724 * tree.h (dwarf2out_cfi_label): Adjust prototype.
3725 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
3726 Adjust dwarf2out_cfi_label callers.
3727 * config/vax/vax.c (vax_output_function_prologue): Likewise.
3729 * config/i386/i386.h (struct machine_cfa_state,
3730 struct machine_function): Guard with ifndef USED_FOR_TARGET
3731 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
3734 * emutls.c (__emutls_get_address): Change arr->size to mean number
3735 of allocated arr->data entries instead of # of slots + 1.
3738 * recog.c (peep2_reinit_state): New function.
3739 (peephole2_init_state): Use it at the end of a basic block and also
3740 when seeing a RTX_FRAME_RELATED_P insn.
3742 2009-06-01 Steve Ellcey <sje@cup.hp.com>
3744 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
3745 fixuns_truncrfdi2): New.
3746 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
3747 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
3748 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
3749 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
3750 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
3751 *recip_approx): Remove.
3752 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
3753 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
3754 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
3756 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
3759 2009-06-01 Ian Lance Taylor <iant@google.com>
3761 * attribs.c (register_attribute): Use CONST_CAST.
3762 * collect2.c (main): Use CONST_CAST2.
3763 (scan_prog_file): Likewise.
3764 * gcc.c (process_command, main): Likewise.
3765 * toplev.c (toplev_main): Likewise.
3767 * c-typeck.c (handle_warn_cast_qual): New static function,
3768 partially broken out of build_c_cast.
3769 (build_c_cast): Call handle_warn_cast_qual.
3770 * doc/invoke.texi (Warning Options): Document new effect of
3773 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
3775 * diagnostic.c (diagnostic_build_prefix): Always print columns.
3776 (diagnostic_report_current_module): Print columns.
3777 * common.opt (flag_show_column): Enable by default.
3779 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
3781 * alias.c (find_base_term): Check for NULL term before returning.
3783 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3785 Revert due to PR40320:
3786 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3787 * calls.c (emit_library_call_value_1): Don't force_operand for move
3790 2009-06-01 Olivier Hainque <hainque@adacore.com>
3791 Eric Botcazou <ebotcazou@adacore.com>
3793 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
3794 to be processed as a bitfield for constructor output purposes.
3795 * output.h (initializer_constant_valid_for_bitfield_p): Declare
3797 * varasm.c (oc_local_state): New type, output_constructor
3798 local state to support communication with helpers.
3799 (oc_outer_state): New type, output_constructor outer state of
3800 relevance in recursive calls.
3801 (output_constructor_array_range): New output_constructor helper,
3802 extracted code for an array range element.
3803 (output_constructor_regular_field): New output_constructor helper,
3804 extracted code for an element that is not a bitfield.
3805 (output_constructor_bitfield): New output_constructor helper,
3806 extracted code for a bitfield element. Accept an OUTER state
3807 argument for recursive processing. Recurse on record or array
3808 CONSTRUCTOR values, possibly past noop conversions.
3809 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
3810 VALUE is a valid constant-valued expression for use in a static
3811 bit-field initializer.
3812 (output_constructor): Rework to use helpers. Accept and honor an
3813 OUTER state argument for recursive calls. Return total size. Be
3814 prepared for nested constructors initializing bitfields.
3815 (output_constant): Feed OUTER in calls to output_constructor.
3817 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
3819 * calls.c (emit_library_call_value_1): Don't force_operand for move
3822 2009-06-01 Nick Clifton <nickc@redhat.com>
3824 * doc/invoke.texi (IA-64 Options): Fix typo.
3826 2009-06-01 Ira Rosen <irar@il.ibm.com>
3828 PR tree-optimization/39129
3829 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
3831 (vect_do_peeling_for_loop_bound): Use
3832 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3833 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3834 (vect_loop_versioning): Likewise.
3835 (vect_create_cond_for_alias_checks): Fix indentation.
3836 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
3838 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
3839 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
3840 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
3841 "control flow in loop".
3842 (vect_estimate_min_profitable_iters): Use
3843 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
3844 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
3845 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
3846 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
3847 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
3848 statement belongs to a group of strided accesses with the exact code
3850 (vectorizable_load): Likewise.
3851 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
3852 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3854 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
3856 * config/freebsd-stdint.h: New file.
3857 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
3858 Add freebsd-stdint.h to tm_file.
3860 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
3862 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
3863 (thumb2_extendhidi2): Likewise.
3865 2009-05-31 Ian Lance Taylor <iant@google.com>
3867 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
3869 2009-05-31 Ian Lance Taylor <iant@google.com>
3871 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
3872 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
3873 (ipa-reference.o): Depend upon gt-ipa-reference.h.
3875 2009-05-31 Jason Merrill <jason@redhat.com>
3877 * tree-pretty-print.c (print_call_name): Take the callee, not the
3878 call itself. Make non-static. Use dump_function_name for functions.
3879 (dump_generic_node): Adjust.
3880 * diagnostic.h: Declare print_call_name.
3881 * gimple-pretty-print.c (dump_gimple_call): Use it.
3883 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3885 * config/sh/sh.md (ashldi3_std): New define_expand.
3888 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
3891 * config/sh/sh.c: Include debug.h.
3892 (sh_expand_epilogue): Emit a blockage insn before the frame
3893 pointer adjustment also when dwarf2out_do_frame returns true.
3895 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
3897 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
3898 (thumb2_extendqidi2): New pattern.
3900 2009-05-31 Ira Rosen <irar@il.ibm.com>
3902 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
3903 mark phis for renaming.
3904 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
3905 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
3906 Call mark_sym_for_renaming.
3907 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
3908 * tree-vect-loop.c (vect_transform_loop): Remove
3909 vect_memsyms_to_rename initialization and a call to
3910 mark_set_for_renaming.
3912 2009-05-31 Jakub Jelinek <jakub@redhat.com>
3915 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
3916 frame related even if !set_cfa && style < 0.
3918 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
3920 * config/i386/mingw-tls.c: New file.
3921 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
3922 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
3923 defining _WIN32 but not __CYGWIN__.
3925 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3927 * configure.ac: Add MPC support.
3929 * config.in, configure: Regenerate.
3931 2009-05-29 Richard Henderson <rth@redhat.com>
3933 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
3934 NOTE_INSN_BASIC_BLOCK.
3935 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
3936 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
3937 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
3939 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
3941 (add_cfi): Disable check redefining cfa away from drap.
3942 (lookup_cfa_1): Add remember argument; handle remember/restore.
3943 (lookup_cfa): Pass remember argument.
3944 (cfa_remember): New.
3945 (compute_barrier_args_size_1): Remove sibcall check.
3946 (dwarf2out_frame_debug_def_cfa): New.
3947 (dwarf2out_frame_debug_adjust_cfa): New.
3948 (dwarf2out_frame_debug_cfa_offset): New.
3949 (dwarf2out_frame_debug_cfa_register): New.
3950 (dwarf2out_frame_debug_cfa_restore): New.
3951 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
3952 (dwarf2out_begin_epilogue): New.
3953 (dwarf2out_frame_debug_restore_state): New.
3954 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
3955 DW_CFA_restore_state.
3956 (output_cfi_directive): Likewise.
3957 (convert_cfa_to_fb_loc_list): Likewise.
3958 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
3959 * dwarf2out.h: Update.
3960 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
3961 (copy_insn_1): Early out for null.
3962 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
3963 and dwarf2out_frame_debug_restore_state.
3964 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
3965 (prologue_insn_hash, epilogue_insn_hash): New.
3966 (free_after_compilation): Adjust freeing accordingly.
3967 (record_insns): Create hash table if needed; push insns into
3968 hash instead of array.
3969 (maybe_copy_epilogue_insn): New.
3970 (contains): Search hash table instead of array.
3971 (sibcall_epilogue_contains): Remove.
3972 (thread_prologue_and_epilogue_insns): Split eh_return insns
3973 and mark them as epilogues.
3974 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
3975 scanning in terms of basic blocks.
3976 * insn-notes.def (CFA_RESTORE_STATE): New.
3977 * jump.c (returnjump_p_1): Accept EH_RETURN.
3978 (eh_returnjump_p_1, eh_returnjump_p): New.
3979 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
3980 CFA_REGISTER, CFA_RESTORE): New.
3981 * rtl.def (EH_RETURN): New.
3982 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
3984 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
3985 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
3987 * config/i386/i386.c (gen_push): Update cfa state.
3988 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
3989 add a CFA_ADJUST_CFA note.
3990 (ix86_dwarf_handle_frame_unspec): Remove.
3991 (ix86_expand_prologue): Update cfa state.
3992 (ix86_emit_restore_reg_using_pop): New.
3993 (ix86_emit_restore_regs_using_pop): New.
3994 (ix86_emit_leave): New.
3995 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
3996 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
3997 * config/i386/i386.h (struct machine_cfa_state): New.
3998 (ix86_cfa_state): New.
3999 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4000 (eh_return_internal): Merge from eh_return_<mode>,
4001 use eh_return rtx, split w/ epilogue.
4003 2009-05-29 Ian Lance Taylor <iant@google.com>
4005 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4007 * calls.c (emit_library_call_value_1): Likewise.
4009 * c-typeck.c (c_build_va_arg): New function.
4010 * c-tree.h (c_build_va_arg): Declare.
4011 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4012 instead of build_va_arg.
4014 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4016 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4017 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4018 (ptr_difference_cost): Use affine combinations to compute it.
4019 (difference_cost): Likewise.
4020 (get_computation_cost_at): Compute more accurate cost for addresses
4021 if the ratio is a multiplier allowed in addresses.
4022 For non-addresses, consider that an additional offset or symbol is
4025 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4027 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4028 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4030 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4031 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4032 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4034 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4035 to 1 for TYPE_SSE{IADD1,CVT1}.
4036 (prefix_vex_imm8): Removed.
4037 (length_vex): Only pass 1 as second argument to
4038 ix86_attr_length_vex_default if prefix_extra is 0.
4039 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4040 (length): For prefix vex computation use length_immediate
4041 attribute instead of prefix_vex_imm8.
4042 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4043 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4044 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4045 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4046 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4047 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4048 a space in between the operands.
4049 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4050 if one operand is 0xff and the other one si, di, bp or sp.
4051 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4052 other one si, di, bp or sp.
4053 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4054 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4055 type and mode attributes.
4056 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4057 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4058 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4059 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4060 prefix_data16 attribute iff MODE_DF.
4061 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4062 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4063 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4064 constm128_operand in length_immediate computation.
4065 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4066 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4067 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4068 length_immediate attribute to 1.
4069 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4070 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4071 for certain alternatives.
4072 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4073 prefix_data16 attribute if MODE_V1DF.
4074 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4075 length_immediate to 1.
4076 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4077 length_address to 4, set mode attribute to MODE_DI.
4078 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4079 (fxam<mode>2_i387): Set length attribute to 4.
4080 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4081 *prefetch_3dnow_rex): Override length_address attribute.
4082 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4084 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4085 (constm128_operand): Removed.
4086 * config/i386/i386.c (memory_address_length): For
4087 disp && !index && !base in 64-bit mode account for SIB byte if
4088 print_operand_address can't optimize disp32 into disp32(%rip)
4089 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4090 for fs: or gs: segment.
4091 (ix86_attr_length_immediate_default): When checking if shortform
4092 is possible, truncate immediate to the length of the non-shortened
4094 (ix86_attr_length_address_default): Ignore MEM_P operands
4096 (ix86_attr_length_vex_default): Only check for DImode on
4097 GENERAL_REG_P operands.
4098 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4099 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4100 (sse_cvttps2pi): Clear prefix_rep attribute.
4101 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4103 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4104 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4105 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4106 iff operand 2 is const_int_operand.
4107 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4108 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4109 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4111 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4113 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4114 prefix_data16 attribute for movlpd and movhpd instructions.
4115 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4116 length_immediate for shufpd instruction.
4117 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4118 (avx_cmpp<avxmodesuffixf2c><mode>3,
4119 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4120 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4121 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4122 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4123 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4124 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4125 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4126 prefix_data16 attribute for the first alternative to 1.
4127 (*avx_loadlps): Override length_immediate for the first alternative.
4128 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4129 attributes for second alternative.
4130 (*vec_concatv2sf_sse4_1): Override length_immediate and
4131 prefix_data16 attributes for second alternative.
4132 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4133 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4134 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4135 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4136 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4137 prefix_data16 and length_immediate to 1.
4138 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4140 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4141 prefix_extra attribute for variants that don't have 0f prefix alone.
4142 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4143 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4144 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4145 *sse4_1_pextrd): Set length_immediate to 1.
4146 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4147 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4149 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4150 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4151 length_immediate to 1 for second alternative.
4152 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4153 prefix_extra and length_immediate attributes for the first
4155 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4157 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4158 to 1 for the first and third alternative.
4159 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4161 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4163 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4165 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4166 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4167 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4168 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4169 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4170 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4171 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4172 ssse3_psign<mode>3): Override prefix_rex attribute.
4173 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4174 (ssse3_palignrti): Override length_immediate to 1.
4175 (ssse3_palignrdi): Override length_immediate to 1, override
4176 prefix_rex attribute.
4177 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4178 (sse4a_extrqi): Override length_immediate to 2.
4179 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4180 (sse4a_insertq): Override prefix_data16 to 0.
4181 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4182 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4183 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4184 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4185 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4186 and length_immediate to 1.
4187 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4188 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4189 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4190 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4191 and length_immediate to 1.
4192 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4193 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4194 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4195 avx_ptest256): Override prefix_extra to 1.
4196 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4197 Override prefix_data16 and length_immediate to 1.
4198 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4199 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4200 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4201 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4202 prefix_data16 to 0 and prefix_extra to 2.
4203 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4204 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4206 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4207 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4208 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4209 and prefix_extra to 2.
4210 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4211 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4212 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4213 avx_vpermilvar<mode>3,
4214 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4215 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4216 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4217 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4218 Override prefix_extra to 1.
4219 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4220 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4221 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4222 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4223 prefix_extra and length_immediate to 1.
4224 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4226 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4227 to 1 for the first alternative.
4228 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4229 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4231 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4232 *movv2sf_internal_avx, *movv2sf_internal): Override
4233 prefix_rep attribute for certain alternatives.
4234 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4235 attributes for certain alternatives.
4236 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4237 attributes for certain alternatives.
4238 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4239 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4240 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4241 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4242 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4243 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4244 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4245 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4246 length_immediate to 1 if operand 2 is const_int_operand.
4247 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4248 *vec_extractv2si_1): Set length_immediate attribute to 1.
4249 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4250 using old 3DNOW insn rather than SSE/3DNOW_A.
4251 (mmx_emms, mmx_femms): Clear modrm attribute.
4253 2009-05-29 Martin Jambor <mjambor@suse.cz>
4255 * tree-sra.c: New implementation of SRA.
4257 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4258 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4259 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4260 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4261 (SRA_MAX_STRUCTURE_COUNT): Removed.
4262 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4263 * doc/invoke.texi (sra-max-structure-size): Removed.
4264 (sra-field-structure-ratio): Removed.
4266 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4269 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4272 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4274 PR rtl-optimization/40101
4275 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4276 seqno. Adjust comment.
4277 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4278 inserting bookkeeping before a jump, the jump is not scheduled.
4279 When no positive seqno found, provide a value. Add comment.
4281 2009-05-29 Richard Guenther <rguenther@suse.de>
4283 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4284 short-cutting on the first component.
4286 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4289 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4290 for trees other than decls/types.
4292 2009-05-29 Richard Guenther <rguenther@suse.de>
4294 * tree-ssa-operands.c (get_expr_operands): Do not handle
4295 INDIRECT_REFs in the handled-component case. Remove
4296 unused get_ref_base_and_extent case.
4297 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4298 tree_low_cst and host_integerp where possible.
4299 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4300 codes for equivalence.
4301 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4303 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4305 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4306 to tmake_file for i[34567]86-*-cygwin*.
4308 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4311 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4312 (altivec_categorize_keyword, init_vector_keywords,
4313 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4316 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4318 * tree.c (handle_dll_attribute): Check if node is
4319 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4321 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4323 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4325 (thumb2_zero_extendqidi2): Likewise.
4327 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4329 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4330 instead of gen_movrt.
4331 * config/sh/sh.md (movrt): Remove.
4333 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4335 * doc/invoke.texi (IA-64 Options):
4336 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4337 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4338 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4339 -msched-prefer-non-control-spec-insns,
4340 -msched-stop-bits-after-every-cycle,
4341 -msched-count-spec-in-critical-path,
4342 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4343 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4344 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4345 and -msched-spec-verbose.
4347 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4349 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4350 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4352 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4354 2009-05-28 Richard Guenther <rguenther@suse.de>
4356 * tree-ssa-alias.c (ao_ref_init): New function.
4357 (ao_ref_base): Likewise.
4358 (ao_ref_base_alias_set): Likewise.
4359 (ao_ref_alias_set): Likewise.
4360 (refs_may_alias_p_1): Change signature.
4361 (refs_may_alias_p): Adjust.
4362 (refs_anti_dependent_p): Likewise.
4363 (refs_output_dependent_p): Likewise.
4364 (call_may_clobber_ref_p_1): Change signature.
4365 (call_may_clobber_ref_p): Adjust.
4366 (stmt_may_clobber_ref_p_1): New function split out from ...
4367 (stmt_may_clobber_ref_p): ... here.
4368 (maybe_skip_until): Adjust signature.
4369 (get_continuation_for_phi): Likewise.
4370 (walk_non_aliased_vuses): Likewise.
4371 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
4372 (ao_ref_init): Declare.
4373 (ao_ref_base): Likewise.
4374 (ao_ref_alias_set): Likewise.
4375 (stmt_may_clobber_ref_p_1): Likewise.
4376 (walk_non_aliased_vuses): Adjust.
4377 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
4378 (get_ref_from_reference_ops): remove.
4379 (vn_reference_lookup_2): Adjust signature.
4380 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
4381 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
4382 (vn_reference_lookup): Adjust.
4383 (vn_reference_insert): Likewise.
4384 (vn_reference_insert_pieces): Adjust signature.
4385 (visit_reference_op_call): Adjust.
4386 * tree-ssa-pre.c (get_expr_type): Simplify.
4387 (phi_translate_1): Adjust.
4388 (compute_avail): Likewise.
4389 (translate_vuse_through_block): Do not re-build trees.
4390 (value_dies_in_block_x): Likewise.
4391 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
4393 (vn_reference_lookup_pieces): Adjust declaration.
4394 (vn_reference_insert_pieces): Likewise.
4396 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
4398 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
4399 with checking disabled.
4401 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
4405 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
4406 macro definition for support of three-operand format aligned
4407 .comm directive in assembler on cygwin/pe/mingw target OS.
4408 * configure: Regenerate.
4409 * config.h: Regenerate.
4411 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
4412 aligned form of .comm directive if -mpe-aligned-commons is in effect.
4413 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
4415 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
4416 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
4418 2009-05-28 Ira Rosen <irar@il.ibm.com>
4420 PR tree-optimization/40254
4421 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
4422 in analysis of basic blocks.
4424 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
4427 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
4428 * target-def.h (TARGET_CONST_ANCHOR): New macro.
4429 (TARGET_INITIALIZER): Use it.
4430 * cse.c (CHEAPER): Move it up to the other macros.
4431 (insert): Rename this ...
4432 (insert_with_costs): ... to this. Add cost parameters. Update
4434 (insert): New function. Call insert_with_costs.
4435 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
4436 find_reg_offset_for_const, try_const_anchors): New functions.
4437 (cse_insn): Call try_const_anchors. Adjust cost of src_related
4438 when using a const-anchor. Call insert_const_anchors.
4439 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
4440 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
4442 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4444 * tree-inline.c (remap_decls): Enable nonlocalized variables
4445 when not optimizing.
4447 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
4449 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
4450 Simplify other tests involving optimize.
4452 2009-05-27 Tom Tromey <tromey@redhat.com>
4454 * unwind-dw2.c (_Unwind_DebugHook): New function.
4455 (uw_install_context): Call _Unwind_DebugHook.
4457 2009-05-27 Tom Tromey <tromey@redhat.com>
4459 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
4461 2009-05-27 Ian Lance Taylor <iant@google.com>
4463 * Makefile.in (LINKER, LINKER_FLAGS): Define.
4464 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
4465 (ALL_LINKERFLAGS): Define.
4466 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
4467 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4468 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
4469 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4470 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
4471 $(LINKER_FOR_BUILD).
4472 (build/gcov-iov$(build_exeext)): Likewise.
4474 2009-05-27 Julian Brown <julian@codesourcery.com>
4476 * gcse.c (target.h): Include.
4477 (can_assign_to_reg_without_clobbers_p): Check that the target allows
4478 copy of argument to a pseudo register.
4480 2009-05-27 Diego Novillo <dnovillo@google.com>
4482 * tree-ssa-live.c (dump_scope_block): Document arguments.
4483 (dump_scope_blocks): Document.
4484 (debug_scope_blocks): New.
4485 * tree-flow.h (debug_scope_blocks): Declare.
4487 2009-05-21 Denis Chertykov <denisc@overta.ru>
4489 * doc/contrib.texi (Contributors): Add myself to the list.
4491 2009-05-27 Olivier Hainque <hainque@adacore.com>
4493 * expr.c (target_align): New function. Alignment the TARGET of an
4494 assignment may be assume to have.
4495 (highest_pow2_factor_for_target): Use it instead of relying on
4496 immediate tree attributes of TARGET, not necessarily honored when
4497 intermediate bitfields are involved.
4499 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
4502 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4503 AVX, SSE4, AES, PCLMUL and POPCNT.
4505 2009-05-27 Diego Novillo <dnovillo@google.com>
4507 * tree-pretty-print.c (dump_location): New.
4508 (dump_generic_node): Call it.
4509 Factor code to handle BLOCK nodes ...
4510 (dump_block_node): ... here.
4512 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
4514 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
4516 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
4518 * gcc-plugin.h: Include config.h and system.h.
4519 (IN_GCC): Define if not defined.
4521 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
4524 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
4527 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
4529 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
4531 * config/m32r/m32r.h: Ditto.
4532 * config/m32r/m32r.md: Ditto.
4533 * config/m32r/predicates.md: Ditto.
4535 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
4537 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
4539 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
4542 (Loading plugins): typo.
4543 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
4544 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4545 (Interacting with the GCC Garbage Collector): Added new section.
4546 (Giving information about a plugin): Added new section for
4548 * ggc.h (ggc_register_root_tab): Added declaration.
4549 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
4550 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
4551 (register_callback): Improved comment in declaration.
4552 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
4553 (extra_root_vec) Added static variable for dynamic roots registration.
4554 (ggc_register_root_tab) Added new routine.
4555 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
4556 PLUGIN_GGC_MARKING event.
4557 * ggc-zone.c: Include plugin.h.
4558 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4559 * ggc-page.c: Include plugin.h.
4560 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
4561 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
4562 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
4563 (register_callback): check lack of callbacks for
4564 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
4565 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
4566 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
4567 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
4568 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
4569 dependency on plugin.h.
4570 (plugin.o): Added dependency on ggc.h...
4572 2009-05-26 Richard Guenther <rguenther@suse.de>
4576 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4577 with mismatched comparison modes.
4579 * expr.c (expand_expr_real_1): Expand the operand of a
4580 VIEW_CONVERT_EXPR in its natural mode.
4582 2009-05-26 Ian Lance Taylor <iant@google.com>
4584 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
4585 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
4586 (ALL_COMPILERFLAGS): Define.
4587 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
4588 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
4589 (collect2$(exeext), collect2.o): Likewise.
4590 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
4591 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
4592 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
4593 (libbackend.o, intl.o, cppdefault.o): Likewise.
4594 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
4595 (build/%.o): Use $(COMPILER_FOR_BUILD).
4596 (build/gen%$(build_exeext)): Likewise.
4597 (build/gcov-iov$(build_exeext)): LIkewise.
4598 * config/t-darwin (darwin.o): Use $(COMPILER).
4599 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
4600 * config/t-sol2 (sol2-c.o): Likewise.
4602 * config/t-vxworks (vxworks.o): Likewise.
4603 * config/x-darwin (host-darwin.o): Likewise.
4604 * config/x-hpux (host-hpux.o): Likewise.
4605 * config/x-linux (host-linux.o): Likewise.
4606 * config/x-solaris (host-solaris.o): Likewise.
4607 * config/alpha/x-alpha (driver-alpha.o): Likewise.
4608 * config/arm/t-arm (arm-c.o): Likewise.
4609 * config/arm/t-pe (pe.o): Likewise.
4610 * config/arm/t-wince-pe (pe.o): Likewise.
4611 * config/i386/t-cygming (winnt.o): Likewise.
4612 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
4613 * config/i386/t-cygwin (cygwin1.o): Likewise.
4614 (cygwin2.o): Likewise.
4615 * config/i386/t-i386 (i386-c.o): Likewise.
4616 * config/i386/t-interix (winnt.o): Likewise.
4617 * config/i386/t-netware (netware.o): Likewise.
4618 * config/i386/t-nwld (nwld.o): Likewise.
4619 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
4620 * config/i386/x-i386 (driver-i386.o): Likewise.
4621 * config/i386/x-cygwin (host-cygwin.o): Likewise.
4622 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
4623 * config/ia64/t-ia64 (ia64-c.o): Likewise.
4624 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
4625 * config/mips/x-native (driver-native.o): Likewise.
4626 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
4627 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
4628 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
4629 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
4630 * config/score/t-score-elf (score7.o): Likewise.
4631 (score3.o): Likewise.
4632 * config/sh/t-sh (sh-c.o): Likewise.
4633 * config/sh/t-symbian (sh-c.o): Likewise.
4634 (symbian.o): Likewise.
4635 * config/spu/t-spu-elf (spu-c.o): Likewise.
4636 * config/v850/t-v850 (v850-c.o): Likewise.
4637 * config/v850/t-v850e (v850-c.o): Likewise.
4639 2009-05-26 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/40122
4642 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
4643 VECTOR_CSTs if possible.
4644 (fold_gimple_assign): Likewise.
4646 2009-05-26 Richard Guenther <rguenther@suse.de>
4649 * fold-const.c (fold_binary): Use the correct types for building
4652 2009-05-26 Richard Guenther <rguenther@suse.de>
4654 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
4655 redundant calls to merge_alias_info.
4656 (bump_vector_ptr): Likewise.
4657 * tree-ssa-copy.c (merge_alias_info): Remove.
4658 (replace_exp_1): Remove call to merge_alias_info.
4659 (propagate_tree_value): Likewise.
4660 (fini_copy_prop): Propagate points-to info.
4661 * tree-flow.h (merge_alias_info): Remove.
4663 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
4665 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
4667 2009-05-25 Jan Hubicka <jh@suse.cz>
4669 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4670 * cgraph.h (struct inline_summary): New filed self_wize,
4671 size_inlining_benefit, self_time and time_inlining_benefit.
4672 (struct cgraph_global_info): Replace insns by time ans size fields.
4673 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4674 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4675 (ipcp_update_callgraph): Do not touch function bodies.
4676 * ipa-inline.c: Include except.h
4677 (MAX_TIME): New constant.
4678 (overall_insns): Remove.
4680 (overall_size, max_benefit): New static variables.
4681 (cgraph_estimate_time_after_inlining): New function.
4682 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4683 (cgraph_clone_inlined_nodes): Update size.
4684 (cgraph_mark_inline_edge): Update size.
4685 (cgraph_estimate_growth): Use size info.
4686 (cgraph_check_inline_limits): Check size.
4687 (cgraph_default_inline_p): Likewise.
4688 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4689 (cgraph_decide_recursive_inlining): Check size.
4690 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4692 (cgraph_decide_inlining): Likewise.
4693 (cgraph_decide_inlining_incrementally): Likewise; honor
4694 PARAM_EARLY_INLINING_INSNS.
4695 (likely_eliminated_by_inlining_p): New predicate.
4696 (estimate_function_body_sizes): New function.
4697 (compute_inline_parameters): Use it.
4698 * except.c (must_not_throw_labels): New function.
4699 * except.h (must_not_throw_labels): Declare.
4700 * tree-inline.c (init_inline_once): Kill inlining_weigths
4701 * tree-ssa-structalias.c: Avoid uninitialized warning.
4702 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4703 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4704 (PARAM_INLINE_CALL_COST): Remove.
4705 (PARAM_EARLY_INLINING_INSNS): New.
4707 2009-05-25 Richard Guenther <rguenther@suse.de>
4709 PR tree-optimization/36327
4710 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
4711 callback for reference translation or lookup at the point of may-defs.
4712 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
4713 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
4714 for union COMPONENT_REFs.
4715 (vn_reference_lookup_3): New callback. Lookup from memset
4716 and CONSTRUCTOR assignment, translate through struct copies.
4717 (vn_reference_lookup_pieces): Make sure to not free the
4718 passed operands array. Adjust walk_non_aliased_vuses call.
4719 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
4720 make sure we do not leak memory.
4722 2009-05-25 Richard Guenther <rguenther@suse.de>
4724 * tree-ssa-alias.h (dump_points_to_solution): Declare.
4725 * tree-inline.c (expand_call_inline): Reset the escaped and
4727 * tree-ssa-structalias.c (pass_build_ealias): New.
4728 * tree-pass.h (pass_build_ealias): Declare.
4729 * passes.c (init_optimization_passes): Add PTA during
4730 early optimizations.
4731 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
4732 and CALLUSED solutions.
4733 (dump_points_to_solution): New function, split out from ...
4734 (dump_points_to_info_for): ... here.
4735 * tree-parloops.c (parallelize_loops): Reset the escaped and
4738 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4741 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
4742 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
4744 2009-05-25 Ira Rosen <irar@il.ibm.com>
4746 PR tree-optimization/40238
4747 * tree-vect-stmts.c (vect_init_vector): Insert initialization
4748 statements after basic block's labels.
4749 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
4750 to free the allocated memory.
4752 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
4754 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
4755 return address with a USE.
4757 2009-05-24 Richard Guenther <rguenther@suse.de>
4760 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
4761 array type from the main variant of the inner type.
4763 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4765 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
4766 definition to bool (from int) to un-break build.
4767 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
4769 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
4771 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
4772 discard_stmt_changes): Delete.
4773 * tree-ssa-operands.c (scb_stack): Delete.
4774 (init_ssa_operands): Do not initialize it.
4775 (fini_ssa_operands): Do not free it.
4776 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
4778 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
4779 update_stmt, remove the others. Fix comments.
4780 * tree-dfa.c (optimize_stack_restore): Likewise.
4781 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
4782 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
4783 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4784 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
4786 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4787 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
4788 (dom_opt_finalize_block): Likewise, adjusting access to
4790 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
4791 (stmts_to_rescan): Change item type to gimple.
4792 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
4794 2009-05-24 Ira Rosen <irar@il.ibm.com>
4796 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
4797 * tree-pass.h (pass_slp_vectorize): New pass.
4798 * params.h (SLP_MAX_INSNS_IN_BB): Define.
4799 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
4800 * tree-vectorizer.c (timevar.h): Include.
4801 (user_vect_verbosity_level): Declare.
4802 (vect_location): Fix comment.
4803 (vect_set_verbosity_level): Update user_vect_verbosity_level
4804 instead of vect_verbosity_level.
4805 (vect_set_dump_settings): Add an argument. Ignore user defined
4806 verbosity if dump flags require higher level of verbosity. Print to
4807 stderr only for loop vectorization.
4808 (vectorize_loops): Update call to vect_set_dump_settings.
4809 (execute_vect_slp): New function.
4810 (gate_vect_slp): Likewise.
4811 (struct gimple_opt_pass pass_slp_vectorize): New.
4812 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
4814 (vec_info_for_bb): New function.
4815 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
4816 (VECTORIZATION_ENABLED): New macro.
4817 (SLP_ENABLED, SLP_DISABLED): Likewise.
4818 (vect_is_simple_use): Add bb_vec_info argument.
4819 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
4820 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
4821 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
4822 vect_schedule_slp, vect_analyze_slp): Likewise.
4823 (vect_analyze_stmt): Add slp_tree argument.
4824 (find_bb_location): Declare.
4825 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4826 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
4827 (vect_analyze_loop_operations, vect_analyze_loop,
4828 get_initial_def_for_induction, vect_create_epilog_for_reduction,
4829 vect_finalize_reduction, vectorizable_reduction,
4830 vectorizable_live_operation, vect_transform_loop): Likewise.
4831 * tree-data-ref.c (dr_analyze_innermost): Update comment,
4832 skip evolution analysis if analyzing a basic block.
4833 (dr_analyze_indices): Likewise.
4834 (initialize_data_dependence_relation): Skip the test whether the
4835 object is invariant for basic blocks.
4836 (compute_all_dependences): Skip dependence analysis for data
4837 references in basic blocks.
4838 (find_data_references_in_stmt): Don't fail in case of invariant
4839 access in basic block.
4840 (find_data_references_in_bb): New function.
4841 (find_data_references_in_loop): Move code to
4842 find_data_references_in_bb and add a call to it.
4843 (compute_data_dependences_for_bb): New function.
4844 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
4845 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
4847 (vect_analyze_data_ref_dependence): Check for interleaving in case of
4848 unknown dependence in basic block and fail in case of dependence in
4850 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
4851 dependence instances from either loop or basic block vectorization
4853 (vect_compute_data_ref_alignment): Check if it is loop vectorization
4854 before calling nested_in_vect_loop_p.
4855 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
4856 dependence instances from either loop or basic block vectorization
4858 (vect_verify_datarefs_alignment): Likewise.
4859 (vect_enhance_data_refs_alignment): Adjust function calls.
4860 (vect_analyze_data_refs_alignment): Likewise.
4861 (vect_analyze_group_access): Fix printing. Skip different checks if
4862 DR_STEP is 0. Keep strided stores either in loop or basic block
4863 vectorization data structure. Fix indentation.
4864 (vect_analyze_data_ref_access): Fix comments, allow zero step in
4866 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
4867 dependence instances from either loop or basic block vectorization
4869 (vect_analyze_data_refs): Update comment. Call
4870 compute_data_dependences_for_bb to analyze basic blocks.
4871 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
4872 case of loop vectorization. In case of basic block vectorization use
4873 data-ref itself as a base.
4874 (vect_create_data_ref_ptr): In case of basic block vectorization:
4875 don't advance the pointer, add new statements before the current
4876 statement. Adjust function calls.
4877 (vect_supportable_dr_alignment): Support only aligned accesses in
4878 basic block vectorization.
4879 * common.opt (ftree-slp-vectorize): New flag.
4880 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
4881 (vect_pattern_recog_1): Likewise.
4882 * tree-vect-stmts.c (process_use): Likewise.
4883 (vect_init_vector): Add new statements in the beginning of the basic
4884 block in case of basic block SLP.
4885 (vect_get_vec_def_for_operand): Adjust function calls.
4886 (vect_finish_stmt_generation): Likewise.
4887 (vectorizable_call): Add assert that it is loop vectorization, adjust
4889 (vectorizable_conversion, vectorizable_assignment): Likewise.
4890 (vectorizable_operation): In case of basic block SLP, take
4891 vectorization factor from statement's type and skip the relevance
4892 check. Adjust function calls.
4893 (vectorizable_type_demotion): Add assert that it is loop
4894 vectorization, adjust function calls.
4895 (vectorizable_type_promotion): Likewise.
4896 (vectorizable_store): Check for outer loop only in case of loop
4897 vectorization. Adjust function calls. For basic blocks, skip the
4898 relevance check and don't advance pointers.
4899 (vectorizable_load): Likewise.
4900 (vectorizable_condition): Add assert that it is loop vectorization,
4901 adjust function calls.
4902 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
4903 that it is not reduction, get vector type, call only supported
4904 functions, skip loop specific parts.
4905 (vect_transform_stmt): Check for outer loop only in case of loop
4907 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
4908 (vect_is_simple_use): Fix comment, add new argument, fix conditions
4909 for external definition.
4910 * passes.c (pass_slp_vectorize): New pass.
4911 * tree-vect-slp.c (find_bb_location): New function.
4912 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
4913 check for patterns only in loops.
4914 (vect_build_slp_tree): Add argument, adjust function calls, fail in
4915 case of multiple types in basic block SLP.
4916 (vect_mark_slp_stmts_relevant): New function.
4917 (vect_supported_load_permutation_p): Fix comment.
4918 (vect_analyze_slp_instance): Add argument. In case of basic block
4919 SLP, take vectorization factor from statement's type, check that
4920 unrolling factor is 1. Adjust function call. Save SLP instance in
4921 either loop or basic block vectorization structure. Return FALSE,
4923 (vect_analyze_slp): Add argument. Get strided stores groups from
4924 either loop or basic block vectorization structure. Return FALSE
4925 if basic block SLP failed.
4926 (new_bb_vec_info): New function.
4927 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
4928 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
4929 (vect_schedule_slp): Add argument. Get SLP instances from either
4930 loop or basic block vectorization structure. Set vectorization factor
4931 to be 1 for basic block SLP.
4932 (vect_slp_transform_bb): New function.
4933 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
4935 2009-05-23 Mark Mitchell <mark@codesourcery.com>
4937 * final.c (shorten_branches): Do not align labels for jump tables.
4938 (final_scan_insn): Use JUMP_TABLE_DATA_P.
4940 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
4942 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
4943 Remove outdated reference to flow.c and fix nits.
4944 * doc/gccint.texi: Tweak RTL description.
4945 * doc/rtl.texi: Likewise.
4947 2009-05-23 Denis Chertykov <chertykov@gmail.com>
4949 * config/avr/avr.c: Change my email address.
4950 * config/avr/avr.h: Likewise.
4951 * config/avr/avr.md: Likewise.
4952 * config/avr/avr-protos.h: Likewise.
4953 * config/avr/libgcc.S: Likewise.
4955 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4957 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
4958 (spu_split_load, spu_split_store): Change return type to int.
4959 (spu_split_convert): Declare.
4960 * config/spu/predicates.md (spu_mem_operand): Remove.
4961 (spu_mov_operand): Update.
4962 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
4963 * config/spu/spu.c (regno_aligned_for_load): Remove.
4964 (reg_aligned_for_addr, spu_expand_load): Define.
4965 (spu_expand_extv): Reimplement and handle MEM.
4966 (spu_expand_insv): Handle MEM.
4967 (spu_sched_reorder): Handle insn's with length 0.
4968 (spu_legitimate_address_p): Reimplement.
4969 (store_with_one_insn_p): Return TRUE for any mode with size
4970 larger than 16 bytes.
4971 (address_needs_split): Define.
4972 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
4974 (spu_convert_move): Define.
4975 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
4976 (spu_split_store): Change all MEM's to TImode.
4977 (spu_init_expanders): Preallocate registers that correspond to
4978 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
4980 (spu_split_convert): Define.
4981 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
4982 (_move<mode>, _movdi, _movti): Update predicate and condition.
4983 (load, store): Change to define_split.
4984 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
4986 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
4987 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
4988 define_insn_and_split of lshr<mode>3.
4989 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
4990 (<v>ashr<mode>3_imm): Define.
4991 (extv, extzv, insv): Allow MEM operands.
4992 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
4993 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
4994 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
4995 (_spu_convert2): Change to define_insn_and_split and remove the
4996 corresponding define_peephole2.
4997 (stack_protect_set, stack_protect_test, stack_protect_test_si):
4998 Change predicates to memory_operand.
5000 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5002 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5004 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5006 PR tree-optimization/40219
5007 * tree.c (iterative_hash_expr): Make sure the builtin function is
5008 a normal builtin function and not a front end or back end builtin
5009 before indexing into the built_in_decls array.
5011 2009-05-22 Richard Guenther <rguenther@suse.de>
5014 * alias.c (write_dependence_p): Do not use TBAA for answering
5015 anti-dependence or output-dependence.
5016 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5017 (emit_pointer_definition): Remove.
5018 (emit_alias_warning): Likewise.
5019 (find_what_var_points_to): Remove TBAA pruning code.
5020 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5022 (compute_points_to_sets): Remove code computing the set of
5023 dereferenced pointers.
5024 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5025 oracle for querying anti and output dependencies.
5026 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5027 if TBAA may be applied.
5028 (refs_anti_dependent_p): New function.
5029 (refs_output_dependent_p): Likewise.
5030 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5031 (refs_output_dependent_p): Likewise.
5032 * doc/tree-ssa.texi (Memory model): New section.
5033 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5034 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5035 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5036 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5037 * expr.c (expand_expr_real_1): Likewise.
5038 * gimple-low.c (lower_stmt): Likewise.
5039 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5040 (dump_gimple_cdt): Remove.
5041 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5042 (gimple_size): Likewise.
5043 (walk_gimple_op): Likewise.
5044 (is_gimple_stmt): Likewise.
5045 (walk_stmt_load_store_addr_ops): Likewise.
5046 (gimple_build_cdt): Remove.
5047 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5048 * gimple.h (gimple_cdt_new_type): Remove.
5049 (gimple_cdt_new_type_ptr): Likewise.
5050 (gimple_cdt_set_new_type): Likewise.
5051 (gimple_cdt_location): Likewise.
5052 (gimple_cdt_location_ptr): Likewise.
5053 (gimple_cdt_set_location): Likewise.
5054 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5055 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5056 GIMPLE_CHANGE_DYNAMIC_TYPE.
5057 (verify_types_in_gimple_stmt): Likewise.
5058 * tree-inline.c (estimate_num_insns): Likewise.
5059 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5060 (copy_decl_to_var): Likewise.
5061 (copy_result_decl_to_var): Likewise.
5062 * tree-pretty-print.c (dump_generic_node): Do not handle
5063 CHANGE_DYNAMIC_TYPE_EXPR.
5064 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5065 * tree-ssa-operands.c (get_expr_operands): Likewise.
5066 * tree-ssa-structalias.c (struct variable_info): Remove
5067 no_tbaa_pruning member.
5068 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5069 (unify_nodes): Do not copy it.
5070 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5071 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5072 (set_uids_in_ptset): Do not check it.
5073 (find_what_var_points_to): Likewise.
5074 (compute_tbaa_pruning): Remove.
5075 (compute_points_to_sets): Do not call it.
5076 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5077 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5078 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5079 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5080 (DECL_NO_TBAA_P): Likewise.
5081 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5082 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5083 (expand_omp_atomic_pipeline): Do not set it.
5084 * print-tree.c (print_node): Do not dump it.
5085 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5088 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5091 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5094 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5096 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5099 2009-05-22 Ben Elliston <bje@au.ibm.com>
5101 * Makefile.in (bversion.h, s-bversion): New targets.
5102 (TOPLEV_H): Add bversion.h.
5103 * toplev.h: Include "bversion.h".
5104 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5105 the __format__ attribute only if compiling with the same version
5106 of GCC as the sources (the "build version").
5108 2009-05-22 Ben Elliston <bje@au.ibm.com>
5110 * c-format.c (handle_format_attribute): Fix comment typo.
5112 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5115 * config/ia64/ia64.opt (mfused-madd): New.
5116 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5117 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5118 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5119 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5120 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5121 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5122 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5123 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5124 instruction if !TARGET_FUSED_MADD.
5125 (fpma, fpms): Remove colon from name.
5127 2009-05-22 Richard Guenther <rguenther@suse.de>
5129 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5130 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5131 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5133 (create_expression_by_pieces): Only convert if necessary.
5134 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5135 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5137 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5139 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5140 regular pattern from a template and rename it ...
5141 (*extzv_truncsi_exts): ... to this.
5143 2009-05-21 Richard Guenther <rguenther@suse.de>
5145 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5146 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5147 (cgraph_default_inline_p): Likewise.
5148 (cgraph_decide_inlining_incrementally): Likewise.
5150 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5151 Uros Bizjak <ubizjak@gmail.com>
5153 * config/i386/cpuid.h (bit_MOVBE): New.
5155 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5157 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5158 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5159 (ix86_handle_option): Handle OPT_mmovbe.
5160 (ix86_target_string): Add -mmovbe.
5161 (pta_flags): Add PTA_MOVBE.
5162 (processor_alias_table): Add PTA_MOVBE to "atom".
5163 (override_options): Handle PTA_MOVBE.
5165 * config/i386/i386.h (TARGET_MOVBE): New.
5167 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5168 (*bswapsi_movbe): New.
5169 (*bswapdi_movbe): Likewise.
5170 (bswapdi2): Renamed to ...
5172 (bswapdi2): New expander.
5174 * config/i386/i386.opt (mmovbe): New.
5176 * doc/invoke.texi: Document -mmovbe.
5178 2009-05-21 Taras Glek <tglek@mozilla.com>
5180 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5181 * gcc-plugin.h (plugin_init): Updated signature.
5182 * gcc-plugin.h (plugin_name_args): Moved to this header.
5183 * doc/plugins.texi (plugin_init): Updated documention to reflect
5185 * doc/plugins.texi (plugin_name_args): Added to documention.
5187 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5189 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5190 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5192 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5194 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5195 JUMP_TABLE_DATA_P predicates where applicable.
5196 * config/i386/predicates.md: Ditto.
5197 * config/i386/sse.md: Ditto.
5199 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5201 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5202 operand2 -128 override length_immediate attribute to 1.
5203 * config/i386/predicates.md (constm128_operand): New predicate.
5205 * config/i386/i386.c (memory_address_length): Handle %r12
5206 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5208 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5209 mode look through optional ZERO_EXTEND and SUBREG.
5210 * config/i386/i386.md (R12_REG): New define_constant.
5211 (prefix_data16): For sse unit set also for MODE_TI insns.
5212 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5213 insns set if operand 1 is ext_QIreg_operand.
5214 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5215 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5217 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5218 mode from MODE_DI to MODE_SI.
5219 (movdi_1_rex64): Override modrm and length_immediate attributes
5220 only for movabs (TYPE_IMOV, alternative 2).
5221 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5222 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5223 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5224 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5225 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5226 prefix_rex attribute if DImode.
5227 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5228 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5229 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5230 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5231 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5232 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5233 Likewise. For TYPE_IMOV clear length_immediate attribute.
5234 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5235 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5236 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5237 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5238 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5239 or one operand TYPE_ISHIFT.
5240 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5241 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5242 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5243 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5244 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5245 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5246 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5247 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5248 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5249 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5250 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5251 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5252 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5253 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5254 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5255 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5256 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5257 set mode attribute, don't override length attribute.
5258 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5260 (return_internal_long): Set length attribute to 2 instead of 1.
5261 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5262 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5263 prefix_rex attribute.
5264 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5266 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5268 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5270 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5272 2009-05-20 Ian Lance Taylor <iant@google.com>
5274 * tree.c (build_tree_list_vec_stat): New function.
5275 (ctor_to_vec): New function.
5276 (build_nt_call_vec): New function.
5277 (build_call_array): Change args to be a const pointer.
5278 (build_call_vec): New function.
5279 * tree.h (build_nt_call_vec): Declare.
5280 (build_tree_list_vec_stat): Declare.
5281 (build_tree_list_vec): Define.
5282 (build_call_array): Update declaration.
5283 (build_call_vec): Declare.
5284 (ctor_to_vec): Declare.
5285 * c-common.c (tree_vector_cache): New static variable.
5286 (make_tree_vector): New function.
5287 (release_tree_vector): New function.
5288 (make_tree_vector_single): New function.
5289 (make_tree_vector_copy): New function.
5290 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5291 (make_tree_vector_single, make_tree_vector_copy): Declare.
5292 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5293 (c_parser_expr_list): Don't manage cache here, instead call
5295 (c_parser_release_expr_list): Remove static function.
5296 (c_parser_vec_to_tree_list): Remove static function.
5297 (c_parser_attributes): Call build_tree_list_vec instead of
5298 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5299 c_parser_release_expr_list.
5300 (c_parser_postfix_expression_after_primary): Likewise.
5301 (c_parser_objc_keywordexpr): Likewise.
5303 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5305 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5306 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5307 TARGET_CONVERT_TO_TYPE.
5308 * hooks.c (hook_tree_const_tree_null): Define.
5309 * hooks.h (hook_tree_const_tree_null): Declare.
5310 * target.h (struct gcc_target): Add invalid_parameter_type,
5311 invalid_return_type, promoted_type, and convert_to_type fields.
5312 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5313 (TARGET_INVALID_RETURN_TYPE): Define.
5314 (TARGET_PROMOTED_TYPE): Define.
5315 (TARGET_CONVERT_TO_TYPE): Define.
5316 (TARGET_INITIALIZER): Update for new fields.
5317 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5318 (grokparms): Check targetm.invalid_parameter_type.
5319 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5320 * c-convert.c (convert): Check targetm.convert_to_type.
5322 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5324 * config/mips/mips.md (*extenddi_truncate<mode>,
5325 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5327 (*extendhi_truncateqi): New define_insn_and_sptit.
5329 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5332 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5333 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5335 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5337 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5338 the operand of VIEW_CONVERT_EXPR.
5340 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5342 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5343 extended family and model for Intel processors. Support Intel Atom.
5345 2009-05-20 Olivier Hainque <hainque@adacore.com>
5347 * gstab.h (stab_code_type): Define, to be used instead of the
5348 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5350 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5351 occurrences by stab_code_type.
5352 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5354 2009-05-20 Martin Jambor <mjambor@suse.cz>
5356 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5357 (sra_insert_before): Likewise.
5358 (sra_insert_after): Likewise.
5359 (sra_init_cache): Likewise.
5360 (sra_type_can_be_decomposed_p): Likewise.
5361 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5362 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5363 (sra_insert_before): Likewise.
5364 (sra_insert_after): Likewise.
5365 (sra_init_cache): Likewise.
5366 (insert_edge_copies_seq): Made static and moved upwards.
5368 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
5371 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
5373 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
5374 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
5377 2009-05-20 Richard Guenther <rguenther@suse.de>
5379 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5380 with mismatched comparison modes.
5382 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5384 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
5385 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
5386 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
5387 with shifts for Thumb2.
5388 (orsi_notsi): New for orn.
5389 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
5390 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
5391 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
5392 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
5393 Don't invert remainder for IOR.
5395 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
5397 PR tree-optimization/40087
5398 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
5399 number_of_iterations_ne): Rename never_infinite argument.
5400 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
5401 number_of_iterations_le): Handle pointer-type ivs when
5402 exit_must_be_taken is false.
5403 (number_of_iterations_cond): Do not always assume that
5404 exit_must_be_taken if the control variable is a pointer.
5406 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5408 * c-typeck.c (build_binary_op): Allow % on integal vectors.
5409 * doc/extend.texi (Vector Extension): Document that % is allowed too.
5411 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
5413 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
5414 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
5416 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5419 * c.opt (Wlogical-op): Disabled by default.
5420 * c-opt (c_common_post_options): Do not enable Wlogical-op with
5422 * doc/invoke.texi (Wlogical-op): Likewise.
5424 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
5426 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5428 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
5429 Propagate the type of the first operand.
5430 <ASSERT_EXPR>: Simplify.
5431 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
5432 Rewrite using the RHS code as discriminant.
5433 <NOP_EXPR>: Turn into CASE_CONVERT.
5434 <PLUS_EXPR>: Propagate the type of the first operand.
5436 2009-05-19 Steve Ellcey <sje@cup.hp.com>
5438 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
5439 (ia64_dconst_0_375): New.
5440 * config/ia64/ia64.c (ia64_override_options): Remove
5441 -minline-sqrt-min-latency warning.
5442 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
5443 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
5444 * config/ia64/ia64.md (*sqrt_approx): Remove.
5445 (sqrtsf2): Remove #if 0.
5446 (sqrtsf2_internal_thr): Rewrite and move to div.md.
5447 (sqrtdf): Remove assert.
5448 (sqrtdf2_internal_thr): Rewrite and move to div.md.
5449 (sqrtxf2): Remove #if 0.
5450 (sqrtxf2_internal_thr): Rewrite and move to div.md.
5451 * div.md (sqrt_approx_rf): New.
5452 (sqrtsf2_internal_thr): New implementation.
5453 (sqrtsf2_internal_lat): New.
5454 (sqrtdf2_internal_thr: New implementation.
5455 (sqrtxf2_internal): New implementation.
5457 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
5458 Hans-Peter Nilsson <hp@axis.com>
5460 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
5461 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
5462 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
5463 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
5464 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
5465 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
5466 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
5467 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
5468 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
5469 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
5470 * c-common.c: ...from here.
5472 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5474 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
5476 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5478 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
5480 2009-05-19 Ben Elliston <bje@au.ibm.com>
5482 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
5483 assignments with memcpy calls.
5484 (add_fdes): Likewise.
5485 (binary_search_unencoded_fdes): Likewise.
5486 (linear_search_fdes): Eliminate type puns.
5488 2009-05-19 Richard Guenther <rguenther@suse.de>
5490 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
5491 not falsely claim to have propagated into all uses.
5493 2009-05-19 Ben Elliston <bje@au.ibm.com>
5495 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
5498 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5500 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
5501 * config/sh/sh.c (sh_legitimate_address_p): Make static.
5502 (TARGET_LEGITIMATE_ADDRESS_P): New.
5503 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
5504 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5506 2009-05-18 Dodji Seketeli <dodji@redhat.com>
5509 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
5510 child of the containing namespace's DIE.
5512 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
5514 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
5515 *zero_extendhi_truncqi): Move after the zero_extend patterns.
5516 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
5519 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
5522 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
5523 gen_align with gen_pad.
5524 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
5525 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
5527 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
5528 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
5530 * config/i386/i386.md (align): Renamed to ...
5531 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
5532 ASM_OUTPUT_MAX_SKIP_PAD.
5534 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
5536 * config.gcc: Fix variable syntax.
5539 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
5540 before calling exact_log2.
5541 (output_iorsi3): Likewise.
5542 (output_xorsi3): Likewise.
5544 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
5546 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
5547 for the none zero constant operand except for EQ and NE
5548 comprisons even when the first operand is R0.
5550 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
5552 * config/s390/2064.md: Remove trailing whitespaces.
5553 * config/s390/2084.md: Likewise.
5554 * config/s390/constraints.md: Likewise.
5555 * config/s390/fixdfdi.h: Likewise.
5556 * config/s390/libgcc-glibc.ver: Likewise.
5557 * config/s390/s390-modes.def: Likewise.
5558 * config/s390/s390-protos.h: Likewise.
5559 * config/s390/s390.c: Likewise.
5560 * config/s390/s390.h: Likewise.
5561 * config/s390/s390.md: Likewise.
5562 * config/s390/tpf-unwind.h: Likewise.
5564 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5566 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
5568 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
5571 * configure.ac (m68k-*-*): Check if binutils support TLS.
5572 * configure: Regenerate.
5573 * config/m68k/predicates.md (symbolic_operand): Extend comment.
5574 * config/m68k/constraints.md (Cu): New constraint.
5575 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
5576 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
5577 (movsi): Handle TLS symbols.
5578 (addsi3_5200): Handle XTLS symbols, indent.
5579 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
5580 (m68k_tls_reference_p): Declare.
5581 (m68k_legitimize_address): Declare.
5582 (m68k_unwrap_symbol): Declare.
5583 * config/m68k/m68k.opt (mxtls): New option.
5584 * config/m68k/m68k.c (ggc.h): Include.
5585 (m68k_output_dwarf_dtprel): Implement hook.
5586 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5587 (m68k_expand_prologue): Load GOT pointer when function needs it.
5588 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
5589 (m68k_legitimate_constant_address_p): Same.
5590 (m68k_decompose_address): Handle TLS references.
5591 (m68k_get_gp): New static function.
5592 (enum m68k_reloc): New contants.
5593 (TLS_RELOC_P): New macro.
5594 (m68k_wrap_symbol): New static function.
5595 (m68k_unwrap_symbol): New function.
5596 (m68k_final_prescan_insn_1): New static function.
5597 (m68k_final_prescan_insn): New function.
5598 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
5600 (legitimize_pic_address): Handle TLS references..
5601 (m68k_tls_get_addr, m68k_get_tls_get_addr)
5602 (m68k_libcall_value_in_a0_p)
5603 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
5604 (m68k_call_m68k_read_tp): Helper variables and functions for ...
5605 (m68k_legitimize_tls_address): Handle TLS references.
5606 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
5608 (m68k_legitimize_address): Handle TLS symbols.
5609 (m68k_get_reloc_decoration): New static function.
5610 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
5612 (m68k_output_dwarf_dtprel): Implement hook.
5613 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
5614 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
5615 m68k_call_* routines.
5616 (sched_attr_op_type): Handle TLS symbols.
5617 (gt-m68k.h): Include.
5618 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
5619 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
5621 2009-05-18 Martin Jambor <mjambor@suse.cz>
5623 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
5624 (visit_store_addr_for_mod_analysis): New function.
5625 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
5626 (determine_cst_member_ptr): Use gimple_assign_single_p.
5627 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
5628 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
5629 operands. Don't check number of operands of a NOP_EXPR.
5631 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
5633 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
5635 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
5638 * c-common.c (warn_logical_operator): Don't warn if one of
5639 expression isn't always true or false.
5641 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
5643 * config/i386/biarch32.h: New file.
5644 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
5646 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
5648 * config/mips/mips.md (*zero_extend<mode>_trunchi,
5649 *zero_extend<mode>_truncqi): Merge these into ...
5650 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
5651 Name the pattern following this as *zero_extendhi_truncqi.
5653 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
5656 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
5657 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
5658 (output_info): Make field HOST_WIDEST_INT.
5659 (print_statistics): Use HOST_WIDEST_INT_PRINT.
5660 (dump_bitmat_statistics): Same.
5662 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
5664 * config.gcc (use_gcc_stdint): Set to wrap.
5665 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5666 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5667 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5668 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5669 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5670 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5671 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5672 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5674 2009-05-16 Joseph Myers <joseph@codesourcery.com>
5676 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
5678 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
5679 Move definitions earlier.
5680 (OPT_ARCH64, OPT_ARCH32): Define.
5681 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
5684 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5687 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
5690 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
5692 * arm.md (movdi2): Copy non-reg values to DImode registers.
5694 2009-05-16 Jakub Jelinek <jakub@redhat.com>
5697 * final.c (label_to_max_skip): New function.
5698 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
5699 CODE_LABEL_NUMBER <= max_labelno.
5700 * output.h (label_to_max_skip): New prototype.
5701 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
5702 (ix86_avoid_jump_mispredicts): ... this. Don't define if
5703 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
5704 Handle CODE_LABELs with >= 16 byte alignment or with
5705 max_skip == (1 << align) - 1.
5706 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
5707 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
5710 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
5711 .p2align 3 if MAX_SKIP is smaller than 7.
5712 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
5714 2009-05-15 Ian Lance Taylor <iant@google.com>
5716 * alias.c (struct alias_set_entry_d): Rename from struct
5717 alias_set_entry. Change all uses.
5718 * except.c (struct call_site_record_d): Rename from struct
5719 call_site_record. Change all uses.
5720 * except.h (struct eh_region_d): Rename from struct eh_region.
5722 * gcse.c (struct hash_table_d): Rename from struct hash_table.
5724 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
5725 ivtype_map_elt. Change all uses.
5726 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
5728 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
5729 * graphite.h (struct name_tree_d): Rename from struct name_tree.
5731 (struct sese_d): Rename from struct sese. Change all uses.
5732 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
5733 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
5734 * optabs.h (struct optab_d): Rename from struct optab. Change all
5736 (struct convert_optab_d): Rename from struct convert_optab.
5738 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
5739 ipa_opt_pass. Change all uses.
5740 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
5743 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
5744 defined as a typedef.
5745 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
5748 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5751 * fold-const.c (make_range,build_range_check,merge_ranges): Move
5753 (merge_ranges): Returns bool.
5754 * tree.h (make_range): .. to here.
5755 (build_range_check): Likewise.
5756 (merge_ranges): Likewise. Renamed from merge_ranges.
5757 * c-typeck.c (parser_build_binary_op): Update calls to
5758 warn_logical_operator.
5759 * c-common.c (warn_logical_operator): Add new warning.
5760 * c-common.h (warn_logical_operator): Update declaration.
5762 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5764 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
5766 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5768 * doc/install.texi: Document MPC requirements, flags etc.
5770 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
5771 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
5772 Evaluate constant arguments.
5773 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
5774 (fold_builtin_1): Likewise, also evaluate constant arguments.
5775 Remove superfluous break.
5776 (do_mpc_ckconv): New.
5777 * real.h: Include mpc.h.
5778 * toplev.c (print_version): Output MPC version info if available.
5780 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5782 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
5784 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
5786 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
5789 2009-05-15 Jan Hubicka <jh@suse.cz>
5791 * doc/invoke.texi (max-early-inliner-iterations): New flag.
5792 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
5793 (try_inline): Fix return value.
5794 (cgraph_decide_inlining_incrementally): Honor new value.
5795 (cgraph_early_inlining): Handle indirect inlining.
5796 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
5798 2009-05-15 Jan Hubicka <jh@suse.cz>
5800 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
5801 * cgraphunit.c (cgraph_finalize_function): Set it.
5802 (cgraph_expand_function): Use it.
5804 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5806 * real.c (encode_ieee_half): Define.
5807 (decode_ieee_half): Define.
5808 (ieee_half_format): Define.
5809 (arm_half_format): Define.
5810 * real.h (ieee_half_format): Declare.
5811 (arm_half_format): Declare.
5813 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
5815 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
5816 swapped, and reversed optabs exist before trying to use them.
5818 2009-05-15 Paul Brook <paul@codesourcery.com>
5819 Sandra Loosemore <sandra@codesourcery.com>
5821 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
5822 loads. Allow PRE_DEC.
5823 (output_move_neon): Handle PRE_DEC.
5824 (arm_print_operand): Add 'A' for neon structure loads.
5825 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
5826 * config/arm/neon.md (neon_mov): Update comment.
5827 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
5829 (Um): New constraint.
5831 2009-05-15 Jan Hubicka <jh@suse.cz>
5833 Revert the following patch until testsuite fallout is fixed:
5834 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5835 * cgraph.h (struct inline_summary): New filed self_wize,
5836 size_inlining_benefit, self_time and time_inlining_benefit.
5837 (struct cgraph_global_info): Replace insns by time ans size fields.
5838 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5839 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5840 (ipcp_update_callgraph): Do not touch function bodies.
5841 * ipa-inline.c: Include except.h
5842 (MAX_TIME): New constant.
5843 (overall_insns): Remove
5844 (overall_size, max_benefit): New static variables.
5845 (cgraph_estimate_time_after_inlining): New function.
5846 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5847 (cgraph_clone_inlined_nodes): Update size.
5848 (cgraph_mark_inline_edge): Update size.
5849 (cgraph_estimate_growth): Use size info.
5850 (cgraph_check_inline_limits): Check size.
5851 (cgraph_default_inline_p): Likewise.
5852 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5853 (cgraph_decide_recursive_inlining): Check size.
5854 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5856 (cgraph_decide_inlining): Likewise.
5857 (cgraph_decide_inlining_incrementally): Likewise; honor
5858 PARAM_EARLY_INLINING_INSNS.
5859 (likely_eliminated_by_inlining_p): New predicate.
5860 (estimate_function_body_sizes): New function.
5861 (compute_inline_parameters): Use it.
5862 * except.c (must_not_throw_labels): New function.
5863 * except.h (must_not_throw_labels): Declare.
5864 * tree-inline.c (init_inline_once): Kill inlining_weigths
5865 * tree-ssa-structalias.c: Avoid uninitialized warning.
5866 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5867 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5868 (PARAM_INLINE_CALL_COST): Remove.
5869 (PARAM_EARLY_INLINING_INSNS): New.
5871 2009-05-15 Richard Guenther <rguenther@suse.de>
5873 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
5874 not TODO_update_ssa.
5876 2009-05-15 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/39999
5879 * gimple.h (gimple_expr_type): Use the expression type looking
5880 through useless conversions.
5881 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
5882 (vn_nary_op_insert_stmt): Likewise.
5883 (simplify_binary_expression): Likewise.
5885 2009-05-15 Richard Guenther <rguenther@suse.de>
5887 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5888 New options, enabled by default.
5889 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
5891 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
5892 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
5893 * tree-ssa-structalias.c (gate_tree_pta): New function.
5894 (pass_build_alias): Use it.
5896 2009-05-15 Joseph Myers <joseph@codesourcery.com>
5898 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
5899 recurse on an invariant address if a conversion from a pointer
5900 type to a wider integer type is involved.
5902 2009-05-15 Jan Hubicka <jh@suse.cz>
5904 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5905 * cgraph.h (struct inline_summary): New filed self_wize,
5906 size_inlining_benefit, self_time and time_inlining_benefit.
5907 (struct cgraph_global_info): Replace insns by time ans size fields.
5908 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5909 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5910 (ipcp_update_callgraph): Do not touch function bodies.
5911 * ipa-inline.c: Include except.h
5912 (MAX_TIME): New constant.
5913 (overall_insns): Remove
5914 (overall_size, max_benefit): New static variables.
5915 (cgraph_estimate_time_after_inlining): New function.
5916 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5917 (cgraph_clone_inlined_nodes): Update size.
5918 (cgraph_mark_inline_edge): Update size.
5919 (cgraph_estimate_growth): Use size info.
5920 (cgraph_check_inline_limits): Check size.
5921 (cgraph_default_inline_p): Likewise.
5922 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5923 (cgraph_decide_recursive_inlining): Check size.
5924 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5926 (cgraph_decide_inlining): Likewise.
5927 (cgraph_decide_inlining_incrementally): Likewise; honor
5928 PARAM_EARLY_INLINING_INSNS.
5929 (likely_eliminated_by_inlining_p): New predicate.
5930 (estimate_function_body_sizes): New function.
5931 (compute_inline_parameters): Use it.
5932 * except.c (must_not_throw_labels): New function.
5933 * except.h (must_not_throw_labels): Declare.
5934 * tree-inline.c (init_inline_once): Kill inlining_weigths
5935 * tree-ssa-structalias.c: Avoid uninitialized warning.
5936 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5937 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5938 (PARAM_INLINE_CALL_COST): Remove.
5939 (PARAM_EARLY_INLINING_INSNS): New.
5940 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
5941 (inline-call-cost): Remove.
5942 (early-inlining-insns): New.
5944 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
5946 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
5948 (print_int_cst_bounds_in_octal_p): Likewise.
5949 (dbxout_type): Adjust calls to above functions. Be prepared to deal
5951 * dwarf2out.c (base_type_die): Likewise.
5952 (is_subrange_type): Delete.
5953 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
5954 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
5955 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
5956 if the destination type is boolean.
5957 (build_range_check): Do not special-case subtypes.
5958 (fold_sign_changed_comparison): Likewise.
5959 (fold_unary): Likewise.
5960 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
5961 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
5962 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
5963 * tree.c (subrange_type_for_debug_p): New predicate based on the
5964 former is_subrange_type.
5965 * tree.h (subrange_type_for_debug_p): Declare.
5966 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
5967 (convert_affine_scev): Remove call to above function.
5968 (chrec_convert_aggressive): Likewise.
5969 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
5970 false for conversions involving subtypes.
5971 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
5972 (vrp_val_min): Likewise.
5973 (needs_overflow_infinity): Likewise.
5974 (extract_range_from_unary_expr): Likewise.
5976 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
5978 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
5979 * config/frv/frv.c: Likewise.
5980 * config/s390/s390.c: Likewise.
5981 * config/sparc/sparc.h: Likewise.
5982 * config/i386/i386.h: Likewise.
5983 * config/i386/i386.c: Likewise.
5984 * config/crx/crx.c: Likewise.
5985 * config/m68hc11/m68hc11.h: Likewise.
5986 * config/iq2000/iq2000.c: Likewise.
5987 * config/mn10300/mn10300.h: Likewise.
5988 * config/mn10300/mn10300.c: Likewise.
5989 * config/m68k/m68k.c: Likewise.
5990 * config/rs6000/rs6000.c: Likewise.
5991 * config/rs6000/xcoff.h: Likewise.
5992 * config/rs6000/linux64.h: Likewise.
5993 * config/rs6000/sysv4.h: Likewise.
5994 * config/score/score3.c: Likewise.
5995 * config/score/score7.c: Likewise.
5996 * config/score/score.c: Likewise.
5997 * config/arm/arm.md: Likewise.
5998 * config/mips/mips.c: Likewise.
5999 * config/mips/mips.md: Likewise.
6000 * config/bfin/bfin.h: Likewise.
6001 * config/pa/pa.c: Likewise.
6002 * config/pa/constraints.md: Likewise.
6004 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6005 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6006 * config/pdp11/pdp11.h: Use memory_address_p instead.
6008 2009-05-14 Ian Lance Taylor <iant@google.com>
6010 * passes.c (finish_optimization_passes): Change i to int.
6011 * plugin.c (plugins_active_p): Change event to int.
6012 (dump_active_plugins): Likewise.
6013 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6015 * tree.c (tree_range_check_failed): Change c to unsigned int.
6016 (omp_clause_range_check_failed): Likewise.
6017 (build_common_builtin_nodes): Change mode to int. Add cast.
6018 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6019 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6021 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6022 ++ or -- with a variable of enum type.
6024 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6027 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6029 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6031 * store-motion.c: Do not include params.h
6032 * Makefile.in: Fix dependencies for various files.
6034 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6036 * auto-inc-dec.c: Fix pass description, remove apparent
6037 accidental duplication.
6039 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6042 * ipa-utils.h (memory_identifier_string): Moved to ...
6043 * tree.h (memory_identifier_string): Here. Add GTY(()).
6045 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6047 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6048 in the former documentation of...
6049 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6050 * ira-conflicts.c (get_dup_num): Use address_operand.
6051 * targhooks.c (default_legitimate_address_p): New.
6052 * targhooks.h (default_legitimate_address_p): New.
6053 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6055 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6056 * target.h (struct target): Add legitimate_address_p.
6057 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6058 (TARGET_INITIALIZER): Include it.
6060 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6061 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6062 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6063 (TARGET_LEGITIMATE_ADDRESS_P): New.
6065 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6066 (REG_OK_STRICT_P): Delete.
6067 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6068 (frv_legitimate_address_p_1): ... this.
6069 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6070 (frv_legitimate_address_p_1): ... the renamed old
6071 frv_legitimate_address_p.
6072 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6073 (TARGET_LEGITIMATE_ADDRESS_P): New.
6075 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6076 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6077 * config/s390/s390.c (legitimate_address_p): Rename to...
6078 (s390_legitimate_address_p): ... this, make static.
6079 (legitimize_address): Adjust call.
6080 (TARGET_LEGITIMATE_ADDRESS_P): New.
6081 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6083 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6084 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6085 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6086 (TARGET_LEGITIMATE_ADDRESS_P): New.
6088 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6089 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6090 * config/spu/spu.c (spu_legitimate_address): Rename to...
6091 (spu_legitimate_address_p): ... this, make static.
6092 (TARGET_LEGITIMATE_ADDRESS_P): New.
6094 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6095 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6096 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6097 (sparc_legitimate_address_p): ... this, make static and return bool.
6098 (legitimize_address): Adjust call.
6099 (TARGET_LEGITIMATE_ADDRESS_P): New.
6101 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6102 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6103 * config/i386/i386.c (legitimate_address_p): Rename to...
6104 (ix86_legitimate_address_p): ... this, make static.
6105 (constant_address_p): Move after it, adjust call.
6106 (TARGET_LEGITIMATE_ADDRESS_P): New.
6108 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6109 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6110 * config/avr/avr.c (legitimate_address_p): Rename to...
6111 (avr_legitimate_address_p): ... this, make static.
6112 (legitimize_address): Adjust call.
6113 (TARGET_LEGITIMATE_ADDRESS_P): New.
6115 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6116 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6117 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6118 (TARGET_LEGITIMATE_ADDRESS_P): New.
6120 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6121 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6122 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6123 (TARGET_LEGITIMATE_ADDRESS_P): New.
6125 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6126 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6128 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6130 (TARGET_LEGITIMATE_ADDRESS_P): New.
6132 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6133 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6135 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6137 (m68hc11_legitimate_address_p): ... this, make static.
6138 (go_if_legitimate_address_internal): Rename to...
6139 (m68hc11_legitimate_address_p_1): ... this.
6140 (legitimize_address): Adjust call.
6141 (TARGET_LEGITIMATE_ADDRESS_P): New.
6143 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6144 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6145 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6146 (TARGET_LEGITIMATE_ADDRESS_P): New.
6148 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6149 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6150 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6151 (mn10300_legitimate_address_p): ... this, make static.
6152 (TARGET_LEGITIMATE_ADDRESS_P): New.
6154 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6155 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6156 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6157 (TARGET_LEGITIMATE_ADDRESS_P): New.
6159 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6160 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6161 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6162 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6163 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6164 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6165 (rs6000_legitimate_address_p): ... this, make static.
6166 (TARGET_LEGITIMATE_ADDRESS_P): New.
6167 (REG_MODE_OK_FOR_BASE_P): Delete.
6168 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6170 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6171 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6173 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6174 static, adjust types.
6175 (TARGET_LEGITIMATE_ADDRESS_P): New.
6177 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6178 * config/score/score.c (score_address_p): Rename to...
6179 (score_legitimate_address_p): ... this.
6180 (TARGET_LEGITIMATE_ADDRESS_P): New.
6181 * config/score/score3.c (score3_address_p): Rename to...
6182 (score3_legitimate_address_p): ... this.
6183 * config/score/score7.c (score7_address_p): Rename to...
6184 (score7_legitimate_address_p): ... this.
6186 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6187 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6188 GO_IF_LEGITIMATE_ADDRESS): Delete.
6189 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6190 thumb2_legitimate_address_p): Delete.
6191 (arm_legitimate_address_p): Rename to...
6192 (arm_legitimate_address_outer_p): ... this.
6193 * config/arm/constraints.md ("Uq"): Adjust call.
6194 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6195 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6197 (arm_legitimate_address_outer_p): ... this.
6198 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6200 (TARGET_LEGITIMATE_ADDRESS_P): New.
6202 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6203 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6204 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6205 (TARGET_LEGITIMATE_ADDRESS_P): New.
6207 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6208 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6209 * config/vax/vax.c (legitimate_address_p): Rename to...
6210 (vax_legitimate_address_p): ... this, make static.
6211 (TARGET_LEGITIMATE_ADDRESS_P): New.
6213 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6214 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6215 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6216 (TARGET_LEGITIMATE_ADDRESS_P): New.
6218 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6219 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6220 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6221 (mmix_legitimate_address_p): ... this, make static.
6222 (TARGET_LEGITIMATE_ADDRESS_P): New.
6224 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6225 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6226 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6227 (TARGET_LEGITIMATE_ADDRESS_P): New.
6229 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6231 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6232 of MODE_COMPLEX_INT.
6234 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6236 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6237 LCT_NORMAL in function call.
6238 * mips-tdump.c (print_file_desc): Add cast to enum type.
6239 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6240 (mark_stabs): Add casts to enum types.
6241 (parse_stabs_common): Add casts to enum types.
6243 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6245 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6246 Check for invalid values of LETTER.
6248 2009-05-13 Taras Glek <tglek@mozilla.com>
6250 * attribs.c (register_attribute): moved out attribute registration
6251 into register_attribute.
6252 * doc/plugins.texi: Documented register_attribute and
6254 * gcc-plugin.h: Added forward decl for register_attribute.
6255 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6256 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6257 PLUGIN_ATTRIBUTES boilerplate.
6259 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6261 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6262 values even in sentinel and empty entries.
6263 (ms_printf_flag_specs): Likewise.
6264 (ms_scanf_flag_specs): Likewise.
6265 (ms_strftime_flag_specs): Likewise.
6266 (ms_print_char_table): Likewise.
6267 (ms_scan_char_table): Likewise.
6268 (ms_time_char_table): Likewise.
6270 2009-05-13 Doug Kwan <dougkwan@google.com>
6272 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6274 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6276 * config/mips/mips.md (store): Add attributes for QI and HI.
6278 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6279 (truncdi<mode>2): ... this new pattern.
6281 2009-05-13 Brad Hards <bradh@kde.org>
6283 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6285 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6286 Ben Elliston <bje@au.ibm.com>
6289 * dse.c (check_mem_read_rtx): Guard against width == -1.
6291 2009-05-13 Michael Matz <matz@suse.de>
6294 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6295 (trivially_conflicts_p): New function.
6296 (insert_backedge_copies): Use it.
6298 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6300 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6301 (handle_stdc_pragma): Use new enum constant names.
6302 (handle_pragma_float_const_decimal64): Ditto.
6304 2009-05-13 Ian Lance Taylor <iant@google.com>
6306 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6309 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6311 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6312 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6314 * config/m68k/m68k.h (FL_UCLINUX): Define.
6316 2009-05-13 Jan Hubicka <jh@suse.cz>
6318 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6320 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6322 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6323 unless -fschedule-insns is specified.
6325 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6328 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6329 TARGET_EXPAND_CBRANCHDI4.
6330 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6331 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6332 (cmpeqdi): Fix comment.
6334 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6336 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6337 (sh_legitimate_address_p): Likewise.
6338 * config/sh/sh.c (sh_legitimate_index_p): New.
6339 (sh_legitimate_address_p): Likewise.
6340 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6341 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6342 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6343 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6344 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6345 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6346 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6347 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6348 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6350 2009-05-12 Jan Hubicka <jh@suse.cz>
6352 * tree-inline.c (estimate_operator_cost): Add operands;
6353 when division happens by constant, it is cheap.
6354 (estimate_num_insns): Loads and stores are not having cost of 0;
6355 EH magic stuff is cheap; when computing runtime cost of switch,
6356 use log2 base of amount of its cases; builtin_expect has cost of 0;
6357 compute cost for moving return value of call.
6358 (init_inline_once): Initialize time_based flags.
6359 * tree-inline.h (eni_weights_d): Add time_based flag.
6361 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6363 * df-core.c: Update head documentation.
6365 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6368 * rs6000.c (rs6000_generate_compare): Use op1b instead of
6369 shadowing exisiting variable op1.
6371 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
6374 * config/i386/driver-i386.c (processor_signatures): New enum.
6375 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
6376 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
6377 processor signature to detect geode processor.
6379 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6383 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6385 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6386 causes spurious differences between trunk and cond-optab branch.
6388 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6390 * dojump.c (compare_from_rtx): Delete.
6391 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
6392 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
6393 if the comparison does not satisfy the predicate; test predicates for
6394 operands 2 and 3 of a cstore pattern. Don't try cstore optab
6395 further if one existing pattern fails.
6396 * expr.h (compare_from_rtx): Delete.
6397 (prepare_operand): Declare it.
6398 * optabs.c: Change "lib call" to "libcall" throughout.
6399 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
6400 HAVE_conditional_trap, emit_cmp_insn): Delete.
6401 (can_compare_p): Delete cmp_optab case.
6402 (prepare_float_lib_cmp): Return an rtx and a machine mode.
6403 Accept other parameters by value.
6404 (prepare_operand): Make non-static.
6405 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
6406 other parameters by value. Try to widen operands here based on
6407 an optab_methods argument and looking at cbranch_optab.
6408 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
6409 loop. Use cbranch_optab directly.
6410 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
6411 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
6413 (emit_conditional_move, emit_conditional_add): Inline what's needed
6414 of compare_from_rtx, using new prepare_cmp_insn for the rest.
6415 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
6416 with COMPARE. Move cmov_optab and cstore_optab above
6417 with cbranch_optab, move cmp_optab down with ucmp_optab,
6418 remove tst_otpab. Do not initialize trap_rtx.
6419 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
6420 for trap code. Do not check HAVE_conditional_trap. Use
6421 prepare_cmp_insn. Accept no predicate for operand 3.
6422 * optabs.h (OTI_cmp): Mark as used only for libcalls.
6423 (OTI_ctrap, ctrap_optab): New.
6424 (tst_optab): Delete.
6425 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
6426 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
6427 with lookup of ctrap_optab.
6428 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
6432 * combine.c (combine_simplify_rtx, simplify_set): Do not
6433 special case comparing against zero for cc0 machines.
6434 * simplify-rtx.c (simplify_binary_operation_1): Never remove
6435 COMPARE on cc0 machines.
6436 (simplify_relational_operation): Return a new expression when
6437 a COMPARE could be removed.
6438 * final.c (final_scan_insn): Compare cc_status values
6439 against LHS of a (compare FOO (const_int 0)) cc0 source.
6440 Also check if cc_status.value is the full compare.
6442 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
6443 (cstoreMM4): Document.
6444 (conditional_trap): Document ctrapMM4 instead.
6445 (sync_compare_and_swapMM): Refer to cbranchcc4.
6446 (Dependent Patterns): Eliminate obsolete information referring to
6447 the old jump optimization phase.
6448 (Canonicalization): Include cbranchcc4 case, omit canonicalization
6449 of compares with 0 on cc0 machines.
6450 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
6451 avoiding references to cc0. Remove text about storing operands
6453 * doc/tm.texi (Condition Codes): Include blurb on different
6454 condition code representations, separate into subsections for
6455 CC0, MODE_CC and conditional execution.
6457 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
6458 alpha_emit_setcc): Accept operands and a machine mode.
6459 * config/alpha/alpha.c (alpha_emit_conditional_branch):
6460 Get code/op0/op1 from operands, use machine mode argument
6461 instead of alpha_compare.fp_p. Emit the branch here.
6462 (alpha_emit_setcc): Likewise, and return boolean.
6463 (alpha_emit_conditional_move): Likewise. Assert that
6464 cmp_op_mode == cmp_mode, and simplify accordingly.
6465 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
6466 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
6467 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
6469 (stack probe test): Use cbranchdi4.
6470 * config/alpha/predicates.md (alpha_cbranch_operator): New.
6472 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
6473 * config/arc/arc.h (movsicc, movsfcc): Use it.
6474 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
6475 (cbranchsi4, cstoresi4): New.
6476 (cmpsi, bCC and sCC expanders): Remove.
6478 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
6479 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
6480 * config/arm/predicates.md (arm_comparison_operator): Only include
6481 floating-point operators if there is a hardware floating-point unit.
6482 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
6483 deferring to cbranch_cc and cstore_cc respectively.
6484 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
6485 cbranch_cc, cstore_cc): New.
6486 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
6488 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
6490 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
6491 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
6493 (adjust_insn_length): Adjust calls.
6494 (avr_reorg): Handle (compare (foo) (const_int 0)).
6495 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
6496 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
6497 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
6498 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
6500 (cbranchqi4, cbranchhi4, cbranchsi4): New.
6501 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
6503 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
6504 (cbranchsi4, cstorebi4, cstoresi4): New.
6505 (movbisi): This insn is duplicate, split it to zero_extend.
6506 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
6507 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
6508 (bfin_optimize_loop): Use cbranch expander.
6509 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
6510 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
6511 (bfin_bimode_comparison_operator): ... this.
6512 (bfin_direct_comparison_operator): New.
6514 * config/cris/cris.c (cris_normal_notice_update_cc): Look
6515 inside (compare FOO (const_int 0)).
6516 (cris_rtx_costs): Handle ZERO_EXTRACT.
6517 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
6518 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
6519 (*tstdi_v32): Delete.
6520 (*cmpdi_non_v32): Add M alternative for operand 1.
6521 (cmpsi, cmp<mode>): Make private.
6522 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
6524 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
6526 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
6527 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
6528 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
6529 (cc_reg_operand): New.
6531 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
6532 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
6533 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
6534 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
6535 crx_expand_scond): Delete.
6537 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
6539 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
6540 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
6542 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
6543 cstoresi4, cstoresf4, cstoredf4): New.
6544 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
6545 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6546 Receive the entire operands array.
6547 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
6548 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
6549 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
6550 Get test/op0/op1 from the operands array.
6551 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
6553 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
6554 (h8300_expand_store): New.
6555 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
6557 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
6558 (h8300_expand_store): New.
6559 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
6560 or do not try to produce (set (cc0) REG).
6561 (peepholes): Wrap arguments with COMPARE. Add a peephole to
6562 change a compare into a move to a scratch register. Disable some
6563 peepholes when comparing with zero.
6564 (tstsi, tsthi, tstsi, cmpqi): Make private.
6567 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
6570 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
6571 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
6572 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
6573 (ix86_emit_i387_log1p): Use cbranchxf2.
6574 (ix86_expand_setcc): Return void.
6575 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
6576 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
6577 cmp<MODEF>, cmpcc): Remove.
6578 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
6579 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
6580 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
6581 (sCC and bCC expanders): Remove.
6582 (stack_protect_test): Use cbranchcc4.
6584 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
6586 (ia64_expand_compare): Accept three rtx by reference and return void.
6587 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
6588 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
6589 from *expr. Update *expr with the BImode comparison to do.
6590 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
6591 cmptf, bCC, sCC, conditional_trap): Delete.
6592 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
6593 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
6594 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
6595 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
6596 * config/ia64/predicates.md (ia64_cbranch_operator): New.
6598 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
6599 type of last argument.
6600 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
6601 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
6602 use machine mode argument instead of branch_type. Remove dead
6603 code for floating-point comparisons.
6604 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
6605 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
6607 (cbranchsi4, cstoresi4): New.
6608 * config/iq2000/predicates.md (reg_or_const_operand): New.
6610 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
6611 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
6612 (b<code>_op): Rewrite to...
6613 (bcc_op): ... this, using match_operator.
6614 (s<code>_op): Rewrite to...
6615 (scc_op): ... this, using match_operator.
6616 (s<code>_24_op): Rewrite to...
6617 (scc_op_24): ... this, using match_operator.
6618 (s<code>_<mode>): Rewrite to...
6619 (cstore<mode>4): ... this, using match_operator.
6620 (s<code>_<mode>_24): Rewrite to...
6621 (cstore<mode>4_24): ... this, using match_operator.
6622 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
6623 m32c_unpend_compare, m32c_expand_scc): Delete.
6624 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
6625 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
6626 (m32c_expand_movcc): Change NE to EQ if necessary.
6627 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
6629 * config/m32r/m32r-protos.h (gen_cond_store): New.
6630 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
6631 (gen_cond_store): New, from sCC patterns.
6632 (m32r_expand_block_move): Use cbranchsi4.
6633 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
6634 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
6635 (cbranchsi4, cstoresi4): New.
6637 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
6639 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
6640 (m68hc11_notice_update_cc): Look into a compare with 0.
6641 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
6643 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
6644 cmphi, cmpqi, bCC): Delete.
6645 (cbranchsi4, cbranchhi4, cbranchqi4): New.
6646 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
6647 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
6650 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
6651 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
6652 * config/m68k/constraints.md (H): New.
6653 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
6654 the define_insn below.
6655 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
6656 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
6657 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
6658 patterns): Wrap RHS with COMPARE.
6659 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
6660 (*cmpdi_internal): Name this pattern.
6661 (cmpdi): Change to define_insn.
6662 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
6663 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
6664 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
6666 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
6667 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
6668 (conditional_trap): Change to...
6669 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
6670 (*conditional_trap): Use the ordered_comparison_operator and
6671 const1_operand predicates.
6672 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
6673 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
6674 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
6675 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
6677 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
6678 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
6679 (mcore_gen_compare): New.
6680 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
6681 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
6682 (mcore_gen_compare): ... this.
6683 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
6684 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
6685 (stack probe pattern): Use cbranchsi4.
6687 * config/mips/predicates.md (mips_cstore_operator): New.
6688 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
6689 * config/mips/mips.md (any_cond): Delete.
6690 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
6692 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
6693 fixuns_truncsfdi2): Use cbranch patterns.
6694 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
6695 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
6696 Adjust call to mips_expand_conditional_branch.
6697 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
6699 * config/mips/mips-protos.h (mips_expand_conditional_branch,
6700 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
6701 * config/mips/mips.c (cmp_operands): Delete.
6702 (mips_emit_compare): Get comparison operands from *op0/*op1.
6703 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
6704 that it succeeds. Use op0/op1 instead of cmp_operands.
6705 (mips_expand_conditional_branch, mips_expand_conditional_move,
6706 mips_expand_conditional_trap): Likewise.
6707 (mips_block_move_loop): Use cbranch patterns.
6708 * config/mips/mips.h (cmp_operands): Delete.
6710 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
6711 (mmix_gen_compare_reg): Just return a register in the right CC mode.
6712 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
6713 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
6714 (*cmpcc_folded): Rename to...
6715 (*cmpdi_folded): this.
6716 (*cmpcc): Rename to...
6718 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
6721 (cbranchdf4): New. Handle invalid comparisons here.
6722 * config/mmix/predicates.md (float_comparison_operator): New.
6724 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
6725 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
6726 * config/mn10300/mn10300.md (tst): Delete.
6727 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
6728 Name these patterns and wrap RHS in a compare.
6729 (*cmpsi): Make this pattern private. Include tst.
6730 (*cmpsf): Make this pattern private.
6731 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
6732 (compare with zero peepholes): Likewise.
6734 (cbranchsi4, cbranchsf4): New.
6735 (casesi): Use cbranchsi4.
6737 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
6738 hppa_branch_type): Delete.
6739 (return_addr_rtx): Use cbranchsi4.
6740 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
6741 Emit CCFPmode comparison here.
6742 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
6743 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
6744 hppa_branch_type): Delete.
6745 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
6746 (movsicc, movdicc): Remove references to hppa_compare_op0,
6747 hppa_compare_op1 and compare_from_rtx.
6748 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
6749 (casesi): Use cbranchsi4.
6751 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
6752 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
6753 * config/pdp11/pdp11.md (register_or_const0_operand): New.
6754 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
6755 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
6757 (cbranchdf4, cbranchhi4, cbranchqi4): New.
6758 (*branch, *branch_inverted): New.
6760 * config/picochip/picochip.md (cbranchhi4): Use
6761 ordered_comparison_operator.
6762 (cmphi, bCC): Remove.
6764 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
6765 (trap_comparison_operator): Delete.
6766 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
6767 rs6000_emit_cbranch): Accept mode and operands.
6768 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
6769 rs6000_compare_fp_p): Delete.
6770 (rs6000_generate_compare): Accept mode and comparison. Extract code
6771 and op0/op1 from there. Replace references to rs6000_compare_op0
6772 and rs6000_compare_op1.
6773 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
6774 extract result from passed operands.
6775 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
6776 extract loc from passed operands.
6777 (rs6000_emit_cmove): Likewise.
6778 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
6779 rs6000_compare_fp_p): Delete.
6780 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
6781 (cbranch<GPR>4, cbranch<FP>4): New.
6782 (cstore<mode>4): New. Consolidate here all choices about when to use
6783 portable or specialized sCC sequences.
6784 (stack_protect_test): Use cbranchsi4.
6785 (conditional_trap): Replace with ctrap<GPR>4.
6786 (conditional trap insn): Replace trap_comparison_operator with
6787 ordered_comparison_operator.
6789 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
6790 (s390_emit_prologue): Use ctrap.
6791 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
6792 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
6793 New predicates replacing...
6794 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
6795 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
6796 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
6797 (add<mode>cc): Do not use s390_compare_op0/op1.
6798 (s<code>): Change to...
6799 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
6801 (cstorecc4): ... this. Handle EQ or NE equally.
6802 (*sne): Un-privatize for use in cstorecc4.
6803 (b<code>): Change to...
6804 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
6805 (conditional_trap): Replace with...
6806 (ctrap<GPR>4, ctrap<FP>4): ... these.
6807 (stack_protect): Use cbranchcc4.
6809 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
6810 * config/score/score-protos.h (score_gen_cmp): Delete.
6811 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
6812 (score_block_move-loop): Use cbranchsi4.
6813 * config/score/score.md (cbranchsi4): New.
6814 (cmpsi, bCC): Delete.
6815 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
6816 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6817 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
6818 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
6819 * config/score/score3.h (score3_gen_cmp): Delete.
6820 * config/score/score7.h (score7_gen_cmp): Delete.
6822 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
6823 (sh_emit_scc_to_t): ... this. Return void.
6824 (from_compare): Rename to...
6825 (sh_emit_compare_and_branch): ... this.
6826 (sh_emit_compare_and_set): New.
6827 (sh_expand_t_scc): Accept operands.
6828 * config/sh/predicates.md (sh_float_comparison_operator): New.
6829 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
6830 (prepare_scc_operands): Rename to...
6831 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
6833 (sh_emit_cheap_store_flag): New.
6834 (sh_emit_set_t_insn): New.
6835 (from_compare): Rename to...
6836 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
6837 handling of TARGET_SH2E floating point to avoid recursive call.
6838 Generate branch here.
6839 (sh_emit_compare_and_set): New.
6840 (sh_expand_t_scc): Get op0/op1 from arguments.
6841 (sh_emit_cheap_store_flag): New.
6842 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
6844 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
6845 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
6846 (movsicc, movdicc): Do nothing when it recreated operands from
6847 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
6848 prepare_scc_operands (now sh_emit_scc_to_t).
6849 (udivdi3): Use cstoresi4.
6850 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
6851 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
6852 (cbranchint4_media, cbranchfp4_media): New.
6853 (casesi): Use cbranchdi4.
6854 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
6856 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
6857 (movnegt): Remove second operand.
6858 (cbranchsf4, cbranchdf4): New.
6859 (stack_protect): Use cbranchdi4/cbranchsi4.
6861 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
6862 (gen_compare_reg): Accept comparison, extract part of it to...
6863 (gen_compare_reg_1): ... this.
6864 (gen_compare_operator): Delete.
6865 (gen_v9_scc): Accept separate destination, comparison code and arms.
6866 Do not use sparc_compare_op0/sparc_compare_op1.
6867 (emit_scc_insn, emit_conditional_branch_insn): New.
6868 (emit_v9_brxx): Make static. Remove useless assertion.
6869 (sparc_emit_float_lib_cmp): Return RTL instead of calling
6871 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
6872 * config/sparc/sparc-protos.h (gen_compare_reg,
6873 sparc_emit_float_lib_cmp): Adjust prototype.
6874 (emit_scc_insn, emit_conditional_branch_insn): New.
6875 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
6876 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
6877 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
6878 iterators to the top.
6879 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
6880 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
6881 snedi_special_trunc): Delete.
6882 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
6883 and snedi_special_trunc.
6884 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
6885 cbranchdi4, cbranch<F:mode>4): New.
6886 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
6887 here. Use gen_compare_reg instead of gen_compare_operator.
6888 (conditional_trap): Replace with...
6889 (ctrapsi4, ctrapdi4): ... this.
6890 (stack_protect_test): Use cbranchcc4.
6892 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
6894 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
6895 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
6896 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
6897 from operands[0] or operands[3] depending on is_set.
6898 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
6899 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
6900 cmpdf, bCC), sCC: Remove.
6901 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
6902 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
6904 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
6905 spu_emit_branch_or_set.
6907 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
6909 * config/stormy16/stormy16.h (xstormy16_compare_op0,
6910 xstormy16_compare_op1): Delete.
6911 * config/stormy16/stormy16.c (xstormy16_compare_op0,
6912 xstormy16_compare_op1): Delete.
6913 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
6915 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
6916 (cmphi, cmpsi, bCC): Remove.
6918 * config/v850/v850.md (tstsi, cmpsi): Fold into...
6919 (*cmpsi): ... this one.
6920 (cbranchsi4, cstoresi4): New.
6921 (bCC expanders): Delete.
6922 (sCC insns): Fold into...
6923 (*setcc): ... this one.
6924 (casesi): Do not use gen_cmpsi and gen_bgtu.
6925 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
6926 (movsicc): Simplify.
6927 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
6929 * config/vax/vax-protos.h (cond_name): New.
6930 (vax_output_conditional_branch): Remove.
6931 * config/vax/vax.c (cond_name): New.
6932 (vax_output_conditional_branch): Remove.
6933 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
6934 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
6935 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
6936 (bit<VAXint>): Wrap source with (compare).
6937 (b<code> and following unnamed pattern): Rename to *branch and
6938 *branch_reversed. Change macroization to match_operator.
6939 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
6941 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
6942 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
6943 Change last argument to machine_mode.
6944 (xtensa_expand_scc): Add machine_mode argument.
6945 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
6946 (gen_conditional_move, xtensa_expand_conditional_branch,
6947 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
6948 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
6949 Adjust operand numbers.
6950 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
6952 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
6953 (cmpsi, cmpsf, b<code>, s<code>): Delete.
6954 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
6956 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6958 * optabs.c (prepare_cmp_insn): Temporarily disable test that
6959 causes spurious differences between trunk and cond-optab branch.
6961 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6964 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
6966 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
6968 * tree.c (iterative_hash_pointer): Delete.
6969 (iterative_hash_expr): Short-circuit handling of NULL pointer.
6970 Hash UIDs and versions of SSA names. Don't special-case built-in
6971 function declarations.
6973 2009-05-11 Ian Lance Taylor <iant@google.com>
6976 * graphite.c: Force -Wc++-compat to only be a warning before
6977 #including "cloog/cloog.h".
6979 2009-05-11 Martin Jambor <mjambor@suse.cz>
6981 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
6983 2009-05-11 Jan Hubicka <jh@suse.cz>
6985 * tree-ssa-loop-ivcanon.c: Include target.h
6986 (struct loop_size): new structure.
6987 (constant_after_peeling): New predicate.
6988 (tree_estimate_loop_size): New function.
6989 (estimated_unrolled_size): Rewrite for new estimates.
6990 (try_unroll_loop_completely): Use new estimates.
6991 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
6993 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6995 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
6996 libcpp interface change.
6997 (spu_macro_to_expand): Likewise.
6999 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7001 PR tree-optimization/40026
7002 * gimplify.c (gimplify_init_constructor): Change initial conditional
7003 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7004 optimize_compound_literals_in_ctor.
7006 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7008 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7010 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7012 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7014 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7015 HOST_WIDE_INT for gap.
7017 2009-05-11 Ira Rosen <irar@il.ibm.com>
7019 PR tree-optimization/40074
7020 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7021 account in group size and step comparison.
7023 2009-05-11 Richard Guenther <rguenther@suse.de>
7025 * passes.c (init_optimization_passes): Strip now incorrect comment.
7026 (execute_function_todo): Do not set PROP_alias.
7027 * tree-pass.h (PROP_alias): Remove.
7028 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7029 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7030 * tree-nrv.c (pass_return_slot): Likewise.
7031 * tree-object-size.c (pass_object_sizes): Likewise.
7032 * tree-ssa-dom.c (pass_dominator): Likewise.
7033 (pass_phi_only_cprop): Likewise.
7034 * tree-ssa-dse.c (pass_dse): Likewise.
7035 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7036 (pass_cselim): Likewise.
7037 * tree-ssa-pre.c (pass_pre): Likewise.
7038 (pass_fre): Likewise.
7039 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7040 * tree-ssa-sink.c (pass_sink_code): Likewise.
7041 * tree-stdarg.c (pass_stdarg): Likewise.
7042 * tree-tailcall.c (pass_tail_calls): Likewise.
7043 * tree-vrp.c (pass_vrp): Likewise.
7045 2009-05-10 Ian Lance Taylor <iant@google.com>
7047 * basic-block.h (enum profile_status): Break out of struct
7049 * cgraph.h (struct inline_summary): Break out of struct
7051 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7052 of struct cgraph_order_sort.
7053 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7054 * cse.c (struct branch_path): Break out of struct
7055 cse_basic_block_data.
7056 * except.h (enum eh_region_type): Break out of struct eh_region.
7057 * gcc.c (enum add_del): Break out of struct modify_target.
7058 * genrecog.c (enum decision_type): Break out of struct decision_test.
7059 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7061 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7062 * regmove.c (enum match_use): New enum, broken out of struct match.
7063 * sched-int.h (enum post_call_group): New enum, broken out of
7065 (struct deps_reg): Break out of struct deps.
7066 * target.h (struct asm_int_op): Break out of struct gcc_target.
7067 * tree-eh.c (struct goto_queue_node): Break out of struct
7069 * tree-inline.h (enum copy_body_cge_which): Break out of
7071 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7073 * c-decl.c (in_struct, struct_types): New static variables.
7074 (pushtag): Add loc parameter. Change all callers.
7075 (lookup_tag): Add ploc parameter. Change all callers.
7076 (check_compound_literal_type): New function.
7077 (parser_xref_tag): Add loc parameter. Change all callers. If
7078 -Wc++-compat, warn about struct/union/enum types defined within a
7080 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7081 and loc parameters. Change all callers. Change error calls to
7082 error_at, using loc. For a redefinition, if the location of the
7083 original definition is known, report it. Set in_struct and
7084 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7085 (finish_struct): Add new parameters enclosing_in_struct and
7086 enclosing_struct_types. Change all callers. Set
7087 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7088 in the struct. If in a struct, add this struct to struct_types.
7089 (start_enum): Add loc parameter. Change all callers. Use
7090 error_at for errors, using loc. For a redefinition, if the
7091 location of the original definition is known, report it. If in a
7092 struct, add this enum type to struct_types. If -Wc++-compat warn
7093 if in sizeof, typeof, or alignof.
7094 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7095 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7096 (c_parser_enum_specifier): Get enum location for start_enum.
7097 (c_parser_struct_or_union_specifier): Get struct location for
7098 start_struct. Save in_struct and struct_types status between
7099 start_struct and finish_struct.
7100 (c_parser_cast_expression): Get location of cast.
7101 (c_parser_alignof_expression): Get location of type.
7102 (c_parser_postfix_expression): Likewise.
7103 (c_parser_postfix_expression_after_paren_type): Add type_loc
7104 parameter. Change all callers. Call check_compound_literal_type.
7105 Use type_loc for error about variable size type.
7106 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7107 of an enum constant from an enum type defined in a struct or union.
7108 (c_cast_expr): Add loc parameter. Change all callers. If
7109 -Wc++-compat, warn about defining a type in a cast.
7110 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7111 (start_enum, start_struct, finish_struct): Update declarations.
7112 (parser_xref_tag, c_cast_expr): Update declarations.
7113 (check_compound_literal_type): Declare.
7115 2009-05-11 Ben Elliston <bje@au.ibm.com>
7117 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7118 for recent libcpp interface change.
7119 (rs6000_macro_to_expand): Likewise.
7121 2009-05-10 Michael Matz <matz@suse.de>
7124 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7125 not at entry of function.
7127 2009-05-10 Richard Guenther <rguenther@suse.de>
7129 PR tree-optimization/40081
7131 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7132 using the main variant of the element type. Do not fiddle with
7133 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7135 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7136 structs with volatile fields.
7138 2009-05-10 Jan Hubicka <jh@suse.cz>
7140 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7141 (estimate_move_cost): Assert that it does not get called for
7143 (estimate_num_insns): Skip VOID types in argument handling.
7144 (optimize_inline_calls): Delete unreachable blocks and verify that
7147 2009-05-10 Jan Hubicka <jh@suse.cz>
7149 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7150 * cgraph.c (cgraph_mark_address_taken_node): New function.
7151 (dump_cgraph_node): Dump new flag.
7152 * cgraph.h (struct cgraph_node): Add address_taken.
7153 (cgraph_mark_address_taken_node): New function.
7154 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7155 since new direct calls can be born.
7157 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7159 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7162 2009-05-10 Jan Hubicka <jh@suse.cz>
7165 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7167 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7168 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7169 * tree-inline.c (copy_bb): Set frequency correctly.
7170 (fold_marked_statements): Update call to
7171 cgraph_update_edges_for_call_stmt.
7173 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7175 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7176 identifiers in diagnostics.
7177 * config/arm/arm.c (arm_handle_fndecl_attribute,
7178 arm_handle_isr_attribute): Likewise.
7179 * config/avr/avr.c (avr_handle_progmem_attribute,
7180 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7181 * config/bfin/bfin.c (handle_int_attribute,
7182 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7183 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7184 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7186 * config/darwin.c (darwin_handle_kext_attribute,
7187 darwin_handle_weak_import_attribute): Likewise.
7188 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7189 h8300_handle_eightbit_data_attribute,
7190 h8300_handle_tiny_data_attribute): Likewise.
7191 * config/i386/i386.c (ix86_handle_cconv_attribute,
7192 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7193 * config/i386/winnt.c (ix86_handle_shared_attribute,
7194 ix86_handle_selectany_attribute): Likewise.
7195 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7196 * config/m32c/m32c.c (function_vector_handler): Likewise.
7197 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7198 m68hc11_handle_fntype_attribute): Likewise.
7199 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7200 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7201 * config/mips/mips.c (mips_insert_attributes,
7202 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7203 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7204 rs6000_handle_struct_attribute): Likewise.
7205 * config/sh/sh.c (sh_insert_attributes,
7206 sh_handle_resbank_handler_attribute,
7207 sh_handle_interrupt_handler_attribute,
7208 sh2a_handle_function_vector_handler_attribute,
7209 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7211 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7212 * config/spu/spu.c (spu_handle_fndecl_attribute,
7213 spu_handle_vector_attribute): Likewise.
7214 * config/stormy16/stormy16.c
7215 (xstormy16_handle_interrupt_attribute): Likewise.
7216 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7217 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7219 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7221 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7222 (pp_translate_identifiers): New.
7223 (pp_identifier): Only conditionally translate identifier to locale
7225 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7226 (pp_base_tree_identifier): Only conditionally translate identifier
7227 to locale character set.
7228 * c-pretty-print.c (M_): Define.
7229 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7230 fragments for conditional translation with M_.
7231 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7232 identifier translation.
7234 2009-05-10 Richard Guenther <rguenther@suse.de>
7236 PR tree-optimization/40081
7237 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7238 using the main variant of the element type. Do not fiddle with
7239 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7241 2009-05-09 Jan Hubicka <jh@suse.cz>
7244 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7245 indirect calls; verify cgraph afterwards.
7247 2009-05-09 Jan Hubicka <jh@suse.cz>
7250 * ipa.c (update_inlined_to_pointer): New function.
7251 (cgraph_remove_unreachable_nodes): Use it.
7253 2009-05-09 Jan Hubicka <jh@suse.cz>
7255 * tree-eh.c (struct leh_state): Remove prev_try.
7256 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7258 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7259 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7260 remove_eh_handler_and_replace, foreach_reachable_handler,
7261 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7262 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7263 (gen_eh_region_cleanup): Update prototype.
7265 2009-05-09 Jan Hubicka <jh@suse.cz>
7268 * except.c (copy_eh_region): Always set prev_try.
7269 (redirect_eh_edge_to_label): Find outer try.
7270 (foreach_reachable_handler): When looking for prev try
7271 handle case where previous try is not going to be taken.
7273 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7275 PR tree-optimization/40049
7276 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7277 only vector/vector shifts, convert the type of the constant to the
7278 appropriate type to avoid building incorrect trees, which
7279 eventually have problems with garbage collection.
7281 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7283 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7284 -1 for complex floating-point types if honoring signed zeros.
7286 2009-05-08 Jan Hubicka <jh@suse.cz>
7288 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7289 argument; handle correctly when profile is absent.
7290 (build_cgraph_edges): Update.
7291 (rebuild_cgraph_edges): Update.
7292 * cgraph.c: Do not include varray.h.
7293 (cgraph_set_call_stmt_including_clones): New function.
7294 (cgraph_create_edge_including_clones): Likewise
7295 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7296 (cgraph_update_edges_for_call_stmt): Handle clones.
7297 (cgraph_remove_node): Handle clone tree.
7298 (cgraph_remove_node_and_inline_clones): New function.
7299 (dump_cgraph_node): Dump clone tree.
7300 (cgraph_clone_node): Handle clone tree.
7301 (clone_function_name): Bring here from tree-inline.c.
7302 (cgraph_create_virtual_clone): New function.
7303 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7304 (cgraph_clone_info): New function.
7305 (strut cgraph_node): Add clone_info and new clone tree pointers.
7306 (cgraph_remove_node_and_inline_clones,
7307 cgraph_set_call_stmt_including_clones,
7308 cgraph_create_edge_including_clones,
7309 cgraph_create_virtual_clone): Declare.
7310 (cgraph_function_versioning): Use VEC argument.
7311 (compute_call_stmt_bb_frequency): Update prototype.
7312 (cgraph_materialize_all_clones): New function.
7313 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7314 (ipcp_create_replace_map): Update to VECtors.
7315 (ipcp_update_callgraph): Use virtual clones.
7316 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7317 (ipcp_update_profiling): Do not update local profiling.
7318 (ipcp_insert_stage): Use VECtors and virtual clones.
7319 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7320 (clone_of_p): New function.
7321 (cgraph_preserve_function_body_p): Use clone tree.
7322 (cgraph_optimize): Materialize clones.
7323 (cgraph_function_versioning): Update for VECtors.
7324 (save_inline_function_body): Use clone tree.
7325 (cgraph_materialize_clone): New function.
7326 (cgraph_materialize_all_clones): Likewise.
7327 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7328 * ipa.c: Include gimple.h.
7329 (cgraph_remove_unreachable_nodes): Use clone tree.
7330 * ipa-prop.c (ipa_note_param_call): Update call to
7331 compute_call_stmt_bb_frequencycall.
7332 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7333 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7334 (copy_bb): Handle updating of clone tree; add new edge when new call
7336 (expand_call_inline): Be strict about every call having edge.
7337 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7338 (delete_unreachable_blocks_update_callgraph): New function.
7339 (tree_function_versioning): Use VECtors; always remove unreachable
7340 blocks and fold conditionals.
7341 * tree-inline.h: Do not include varray.h.
7342 (tree_function_versioning): Remove.
7343 * Makefile.in (GTFILES): Remove tree-inline.c
7344 * passes.c (do_per_function): Do only functions having body.
7345 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7348 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7349 Andrew Morrow <acm@google.com>
7352 * c-common.c (c_common_attribute_table): Permit deprecated
7353 attribute to take an optional argument.
7354 (handle_deprecated_attribute): If the optional argument to
7355 __attribute__((deprecated)) is not a string ignore the attribute
7358 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7359 * c-typeck.c (build_component_ref): Likewise.
7360 (build_external_ref): Likewise.
7362 * toplev.c (warn_deprecated_use): Add an attribute argument.
7363 Emit the message associated with __attribute__((deprecated)).
7365 * toplev.h (warn_deprecated_use): Updated.
7367 * doc/extend.texi: Document new optional parameter to
7368 __attribute__((deprecated))
7370 2009-05-08 Michael Eager <eager@eagercon.com>
7372 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
7373 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
7375 2009-05-08 Richard Guenther <rguenther@suse.de>
7377 PR tree-optimization/40062
7378 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
7379 Avoid exponential behavior.
7381 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7383 PR rtl-optimization/33928
7385 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
7386 process_uses, build_single_def_use_links): New.
7387 (update_df): Update use_def_ref.
7388 (forward_propagate_into): Use get_def_for_use instead of use-def
7390 (fwprop_init): Call build_single_def_use_links and let it initialize
7392 (fwprop_done): Free use_def_ref.
7393 (fwprop_addr): Eliminate duplicate call to df_set_flags.
7394 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
7395 df_rd_simulate_one_insn): New.
7396 (df_rd_bb_local_compute_process_def): Update head comment.
7397 (df_chain_create_bb): Use the new RD simulation functions.
7398 * df.h (df_rd_simulate_artificial_defs_at_top,
7399 df_rd_simulate_one_insn): New.
7400 * opts.c (decode_options): Enable fwprop at -O1.
7401 * doc/invoke.texi (-fforward-propagate): Document this.
7403 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7406 * c-typeck.c (build_binary_op): Handle arithmetic between one real
7407 and one complex operand specially.
7408 * tree-complex.c (some_nonzerop): Do not identify a real value as
7409 zero if flag_signed_zeros.
7411 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7413 PR rtl-optimization/33928
7414 * loop-invariant.c (record_use): Fix && vs. || mishap.
7416 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
7418 PR rtl-optimization/33928
7419 * loop-invariant.c (struct use): Add addr_use_p.
7420 (struct def): Add n_addr_uses.
7421 (struct invariant): Add cheap_address.
7422 (create_new_invariant): Set cheap_address.
7423 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
7424 (record_uses): Pass df_ref to record_use.
7425 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
7428 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
7430 * config/sh/sh.c: Do not include c-pragma.h.
7432 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
7434 * config/spu/spu.c: Remove include of c-common.h.
7436 2009-05-07 Janis Johnson <janis187@us.ibm.com>
7439 * c-common.h (mark_valid_location_for_stdc_pragma,
7440 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
7441 clear_float_const_decimal64, float_const_decimal64_p): New.
7442 * c.opt (Wunsuffixed-float-constants): New.
7443 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
7444 unsuffixed float constant, handle new warning.
7445 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
7446 * c-decl.c (c_scope): New flag float_const_decimal64.
7447 (set_float_const_decimal64, clear_float_const_decimal64,
7448 float_const_decimal64_p): New.
7449 (push_scope): Set new flag.
7450 * c-parser.c (c_parser_translation_unit): Mark when it's valid
7451 to use STDC pragmas.
7452 (c_parser_external_declaration): Ditto.
7453 (c_parser_compound_statement_nostart): Ditto.
7454 * c-pragma.c (valid_location_for_stdc_pragma,
7455 mark_valid_location_for_stdc_pragma,
7456 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
7457 handle_pragma_float_const_decimal64): New.
7458 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
7459 * cp/semantics.c (valid_location_for_stdc_pragma_p,
7460 set_float_const_decimal64, clear_float_const_decimal64,
7461 float_const_decimal64_p): New dummy functions.
7462 * doc/extend.texi (Decimal Float): Remove statement that the
7463 pragma, and suffix for double constants, are not supported.
7464 * doc/invoke.texi (Warning Options): List new option.
7465 (-Wunsuffixed-float-constants): New.
7467 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
7469 * config/i386/i386.c: Do not include c-common.h.
7471 2009-05-07 Mark Heffernan <meheff@google.com>
7473 * doc/invoke.texi (Debugging Options): Document change of debugging
7475 * opts.c (decode_options): Make dump_base_name relative to
7476 aux_base_name directory.
7478 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7480 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
7481 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
7483 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
7485 * Makefile.in (install-plugin): Simplify a bit.
7487 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
7489 * Makefile.in (OBJS-common): Add regcprop.o.
7491 * timevar.def (TV_CPROP_REGISTERS): New.
7492 * regrename.c (regrename_optimize): Return 0.
7493 (rest_of_handle_regrename): Delete.
7494 (pass_rename_registers): Point to regrename_optimize.
7495 (struct value_data_entry, struct value_data,
7496 kill_value_one_regno, kill_value_regno, kill_value,
7497 set_value_regno, init_value_data, kill_clobbered_value,
7498 kill_set_value, kill_autoinc_value, copy_value,
7499 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
7500 replace_oldest_value_reg, replace_oldest_value_addr,
7501 replace_oldest_value_mem, copyprop_hardreg_forward_1,
7502 debug_value_data, validate_value_data): Move...
7503 * regcprop.c: ... here.
7504 (rest_of_handle_cprop): Delete.
7505 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
7507 2009-05-07 Jakub Jelinek <jakub@redhat.com>
7510 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
7511 GEN_INT for 1 << bitnum.
7512 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
7515 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
7517 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
7518 Remove wrong description of "nand" operation.
7520 2009-05-06 Richard Guenther <rguenther@suse.de>
7521 Adam Nemet <anemet@caviumnetworks.com>
7523 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
7524 comment. Add that if LHS is not a gimple register, then RHS1 has
7525 to be a single object (GIMPLE_SINGLE_RHS).
7527 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
7529 * expr.c (get_def_for_expr): Move it up in the file.
7530 (store_field): When expanding a bit-field store, look at the
7531 defining gimple stmt for the masking conversion.
7533 2009-05-06 Janis Johnson <janis187@us.ibm.com>
7536 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
7537 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
7538 32-bit memcpy into long.
7540 2009-05-06 Jakub Jelinek <jakub@redhat.com>
7542 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
7543 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
7545 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
7546 instead of appending DW_OP_deref*.
7548 2009-05-06 Michael Matz <matz@suse.de>
7551 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
7552 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
7554 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
7556 * Makefile.in (install-plugin): Fix srcdir handling.
7558 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
7560 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
7561 when processing for not_regs_needed bitmap.
7562 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
7563 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
7564 handling it for rhs.
7566 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7568 * config/i386/i386.md (unnamed inc/dec peephole): Use
7569 optimize_insn_for_size_p instead of optimize_size.
7570 * config/i386/predicates.md (incdec_operand): Likewise.
7571 (aligned_operand): Likewise.
7572 * config/i386/sse.md (divv8sf3): Likewise.
7573 (sqrtv8sf2): Likewise.
7575 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7577 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
7579 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
7581 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
7583 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
7584 ssemodesuffixf2c with avxmodesuffixf2c.
7586 2009-05-06 Joseph Myers <joseph@codesourcery.com>
7589 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
7591 2009-05-05 Jakub Jelinek <jakub@redhat.com>
7593 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
7594 (struct tree_base): Adjust spacing for 8 bit boundaries.
7595 (struct tree_decl_common): Add decl_by_reference_flag bit.
7596 (DECL_BY_REFERENCE): Adjust.
7597 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
7598 print DECL_BY_REFERENCE bit.
7599 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
7600 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
7601 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
7602 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
7606 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
7607 range of the type, but default label is missing, add it with one
7608 of the existing labels instead of adding a new label for it.
7610 2009-05-05 Joseph Myers <joseph@codesourcery.com>
7614 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
7616 * Makefile.in (enable_plugin, plugin_includedir): New.
7617 (install): Depend on install-plugin.
7618 (PLUGIN_HEADERS): New.
7619 (install-plugin): New.
7620 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
7622 2009-05-05 Richard Guenther <rguenther@suse.de>
7624 PR tree-optimization/40022
7625 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
7627 (phivn_valid_p): Fix tuplification error, simplify.
7628 (phiprop_insert_phi): Add dumps.
7629 (propagate_with_phi): Simplify.
7631 2009-05-05 Richard Guenther <rguenther@suse.de>
7634 * builtins.c (gimplify_va_arg_expr): Properly build the address.
7636 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
7638 * tree.h (strip_float_extensions): Remove duplicate declaration.
7639 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
7640 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
7641 block_ultimate_origin): Rearrange the declarations line to match the
7642 comment that indicates the .c file which the functions are defined.
7643 (dwarf2out_*, set_decl_rtl): Add comment.
7644 (get_base_address): Adjust comment.
7645 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
7646 declarations line and add comment.
7647 (is_builtin_name): Add blank after function name, for clarity.
7649 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7651 * attribs.c (decl_attributes): Use %qE for identifiers in
7653 * cgraphunit.c (verify_cgraph_node): Translate function names to
7654 locale character set in diagnostics.
7655 * coverage.c (get_coverage_counts): Use %qE for identifiers in
7657 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
7658 Document that functions are named in UTF-8.
7659 * expr.c (expand_expr_real_1): Translate function names to locale
7660 character set in diagnostics.
7661 * gimplify.c (omp_notice_variable, omp_is_private,
7662 gimplify_scan_omp_clauses): Use %qE for identifiers in
7664 * langhooks.c (lhd_print_error_function): Translate function names
7665 to locale character set.
7666 * langhooks.h (decl_printable_name): Document that return value is
7667 in internal character set.
7668 * stmt.c: Include pretty-print.h
7669 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
7671 (resolve_operand_name_1): Translate named operand name to locale
7673 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
7675 * toplev.c (announce_function): Translate function names to locale
7677 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
7678 (default_tree_printer): Use pp_identifier or translate identifiers
7679 to locale character set. Mark "<anonymous>" for translation.
7680 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
7681 for identifiers in diagnostics.
7682 * tree.c (handle_dll_attribute): Use %qE for identifiers in
7684 * varasm.c (output_constructor): Use %qE for identifiers in
7687 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
7689 * configure.ac: use ` ` instead of $()
7690 * configure: Regenerate.
7692 2009-05-05 Ben Elliston <bje@au.ibm.com>
7694 * config/pa/linux-atomic.c: Eliminate conditional include of
7695 errno.h on non-LP64 systems to simplify build requirements.
7697 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7699 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
7701 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
7702 and pass value to identifier_to_locale.
7703 (warn_variable_length_array): Make name a tree.
7704 (grokdeclarator): Separate diagnostic texts for named and unnamed
7705 declarators. Use %qE for named declarators.
7706 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
7708 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
7709 identifiers in diagnostics.
7710 * c-typeck.c (push_member_name, start_init): Pass identifiers to
7711 identifier_to_locale. Mark "anonymous" strings for translation.
7713 2009-05-04 Michael Eager <eager@eagercon.com>
7715 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
7716 address for DImode/DFmode only if double-precision FP regs.
7718 2009-05-04 Michael Eager <eager@eagercon.com>
7720 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
7721 TARGET_SINGLE_FLOAT check.
7723 2009-05-04 Michael Eager <eager@eagercon.com>
7725 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
7727 2009-05-04 Michael Eager <eager@eagercon.com>
7729 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
7730 * config/rs6000/t-xilinx: New
7732 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
7734 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
7735 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
7736 * gcc/explow.c (memory_address): Use target hook.
7737 * gcc/targhooks.c (default_legitimize_address): New.
7738 * gcc/targhooks.h (default_legitimize_address): New.
7739 * gcc/target.h (legitimize_address): New.
7740 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
7741 (TARGET_INITIALIZER): Include it.
7742 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
7744 * config/bfin/bfin-protos.h (legitimize_address): Remove.
7745 * config/bfin/bfin.c (legitimize_address): Remove.
7746 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
7747 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
7749 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
7750 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
7752 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
7753 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
7754 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
7755 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
7756 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
7757 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
7758 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
7759 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
7760 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
7761 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
7762 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
7763 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
7764 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
7765 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
7766 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
7767 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
7768 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
7769 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
7770 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
7771 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
7772 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
7773 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
7774 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
7776 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
7777 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
7778 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
7779 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
7780 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
7781 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
7782 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
7783 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
7784 (thumb_legitimize_address): Delete.
7785 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
7786 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
7787 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
7788 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
7789 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
7790 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
7792 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
7795 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
7796 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
7797 * config/m32r/m32r.c (m32r_legitimize_address): New.
7798 * config/m68k/m68k.c (m68k_legitimize_address): New.
7799 * config/score/score.c (score_legitimize_address): Standardize.
7800 * config/score/score3.c (score3_legitimize_address): Standardize.
7801 * config/score/score3.h (score3_legitimize_address): Adjust.
7802 * config/score/score7.c (score7_legitimize_address): Standardize.
7803 * config/score/score7.h (score7_legitimize_address): Adjust.
7804 * config/sh/sh.c (sh_legitimize_address): New.
7805 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
7807 * gcc/config/s390/s390.c (legitimize_address): Rename to...
7808 (s390_legitimize_address): ... this.
7809 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
7810 (sparc_legitimize_address): ... this.
7811 * gcc/config/i386/i386.c (legitimize_address): Rename to...
7812 (ix86_legitimize_address): ... this.
7813 * gcc/config/avr/avr.c (legitimize_address): Rename to...
7814 (avr_legitimize_address): ... this.
7815 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
7816 (mn10300_legitimize_address): ... this.
7817 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
7818 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
7819 (alpha_expand_mov): Adjust call.
7821 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
7822 * config/spu/spu.c (spu_legitimize_address): Likewise.
7823 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
7824 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
7826 2009-05-04 Joseph Myers <joseph@codesourcery.com>
7828 * intl.c (locale_encoding, locale_utf8): New.
7829 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
7830 * intl.h (locale_encoding, locale_utf8): Declare.
7831 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
7832 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
7834 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
7836 (pp_tree_identifier): Define to call pp_base_tree_identifier.
7837 (pp_base_tree_identifier): Declare as function.
7838 (identifier_to_locale): Declare.
7839 * Makefile.in (pretty-print.o): Update dependencies.
7840 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
7842 2009-05-04 Richard Guenther <rguenther@suse.de>
7845 * builtins.c (fold_builtin_memory_op): Do not decay to element
7846 type if the size matches the whole array.
7848 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7850 * expmed.c (synth_mult): When trying out a shift, pass the result
7853 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
7855 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
7856 (shiftsub1_cost): New.
7857 (init_expmed): Compute shiftsub1_cost.
7858 (synth_mult): Optimize multiplications by constants of the form
7859 -(2^^m-1) for some constant positive integer m.
7861 2009-05-03 Richard Guenther <rguenther@suse.de>
7864 * c-typeck.c (array_to_pointer_conversion): Do not built
7865 ADDR_EXPRs of arrays of pointer-to-element type.
7866 * c-gimplify.c (c_gimplify_expr): Revert change fixing
7867 up wrong ADDR_EXPRs after-the-fact.
7868 * c-common.c (strict_aliasing_warning): Strip pointer
7869 conversions for obtaining the original type.
7870 * builtins.c (fold_builtin_memset): Handle array types.
7871 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
7874 2009-05-03 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
7878 Do not lose casts from array types with unknown extent to array
7879 types with known extent.
7880 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
7881 alias set compatibility.
7883 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
7885 * flags.h (extra_warnings): Delete.
7886 * toplev.c (process_options): Handle Wuninitialized here.
7887 * opts.c (extra_warnings): Delete.
7888 (set_Wextra): Delete.
7889 (common_handle_option): -Wextra can be handled automatically.
7890 * c-opts.c (c_common_handle_option): Delete obsolete code.
7891 (c_common_post_options): Simplify comment.
7892 * common.opt (W): Add Var.
7894 (Wuninitialized): Initialize to -1.
7896 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
7897 Richard Guenther <rguenther@suse.de>
7899 * expr.c (get_def_for_expr): New function.
7900 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
7901 SSA rather than trees.
7902 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
7903 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
7905 2009-05-03 Joseph Myers <joseph@codesourcery.com>
7907 * c-common.c (reswords): Add _Imaginary.
7908 * c-common.c (enum rid): Add RID_IMAGINARY.
7910 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
7912 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
7913 Patch by Richard Guenther.
7915 2009-05-03 Anatoly Sokolov <aesok@post.ru>
7917 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
7918 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7919 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
7920 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
7921 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
7922 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
7923 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
7924 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
7925 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
7926 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
7927 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
7928 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
7929 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
7930 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
7931 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
7932 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
7933 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
7934 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
7936 2009-05-02 Richard Guenther <rguenther@suse.de>
7938 PR tree-optimization/39940
7939 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7942 2009-05-02 Richard Guenther <rguenther@suse.de>
7945 * tree-ssa.c (execute_update_addresses_taken): Properly check
7946 if we can mark a variable DECL_GIMPLE_REG_P.
7947 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
7948 back to the end of the function.
7949 (is_gimple_reg_type): Remove complex type special casing.
7950 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
7953 2009-05-02 Ben Elliston <bje@au.ibm.com>
7955 * doc/collect2.texi (Collect2): Document search path behaviour
7956 when configured with --with-ld.
7958 2009-05-02 Jan Hubicka <jh@suse.cz>
7960 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
7961 parameter; update callers.
7962 (coalesce_cost_edge): EH edges are costier because they needs
7963 splitting even if not critical and even more costier when there are
7964 multiple EH predecestors.
7966 2009-05-02 Jan Hubicka <jh@suse.cz>
7968 * except.c (remove_eh_handler_and_replace): Handle updating after
7969 removing TRY blocks.
7971 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
7973 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
7975 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
7977 * varasm.c: Do not include c-pragma.h.
7978 * attribs.c: Do not incude c-common.h.
7980 2009-05-01 Michael Matz <matz@suse.de>
7982 * calls.c (initialize_argument_information): Handle SSA names like
7983 decls with a non MEM_P DECL_RTL.
7985 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
7987 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
7988 * ipa-utils.c: Likewise.
7989 * ipa-type-escape.c: Likewise.
7990 * cgraphunit.c Do not include c-common.h.
7991 * ipa-pure-const.c: Likewise.
7992 * tree-if-conv.c: Likewise.
7993 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
7994 * ipa-struct-reorg.c: Likewise.
7995 * tree-nomudflap.c: Likewise.
7996 * tree-ssa-structalias.c: Likewise.
7998 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8000 * store-motion.c: Many cleanups to make this pass a first-class
8001 citizen instead of an appendix to gcse load motion. Add TODO list
8002 to make this pass faster/cleaner/better.
8004 (struct ls_expr): Post gcse.c-split cleanups.
8005 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8006 "stores" field to "avail_stores".
8007 (pre_ldst_mems): Rename to store_motion_mems.
8008 (pre_ldst_table): Rename to store_motion_mems_table.
8009 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8010 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8011 (ldst_entry): Rename to st_expr_entry, update users.
8012 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8013 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8014 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8016 (first_ls_expr): Rename to first_st_expr, update users.
8017 (next_ls_expr): Rename to next_st_expr, update users.
8018 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8019 fields properly for store motion instead of names inherited from load
8021 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8022 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8025 (ae_kill): Rename to st_kill, update users.
8026 (ae_gen): Rename to st_avloc, update users.
8027 (transp): Rename to st_transp, update users.
8028 (pre_insert_map): Rename to st_insert_map, update users.
8029 (pre_delete_map): Rename to st_delete_map, update users.
8030 (insert_store, build_store_vectors, free_store_memory,
8031 one_store_motion_pass): Update for abovementioned changes.
8033 (gcse_subst_count, gcse_create_count): Remove.
8034 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8035 and "n_stores_created", local variables.
8037 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8040 (regvec, compute_store_table_current_insn): Remove.
8041 (reg_set_info, reg_clear_last_set): Remove.
8042 (compute_store_table): Use DF caches instead of local dataflow
8045 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8047 * c-objc-common.c (c_tree_printer): Print identifiers with
8048 pp_identifier, not pp_string. Mark "({anonymous})" for
8050 * c-pretty-print.c (pp_c_ws_string): New.
8051 (pp_c_cv_qualifier, pp_c_type_specifier,
8052 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8053 pp_c_storage_class_specifier, pp_c_function_specifier,
8054 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8055 pp_c_primary_expression, pp_c_postfix_expression,
8056 pp_c_unary_expression, pp_c_shift_expression,
8057 pp_c_relational_expression, pp_c_equality_expression,
8058 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8059 use pp_string and pp_c_ws_string in place of pp_identifier and
8060 pp_c_identifier for non-identifiers. Mark English strings for
8062 * c-pretty-print.h (pp_c_ws_string): Declare.
8064 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8065 Roland McGrath <roland@redhat.com>
8067 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8068 (ENABLE_LD_BUILDID): New configuration option.
8069 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8070 (LINK_BUILDID_SPEC): New macro.
8071 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8073 * doc/install.texi: Document --enable-linker-build-id option.
8074 * configure: Rebuild.
8075 * config.in: Rebuild.
8077 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8079 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8080 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8081 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8082 MIPS_GP_SAVE_AREA_SIZE.
8083 * config/mips/mips.c (struct mips_frame_info): Update comment
8084 before arg_pointer_offset and hard_frame_pointer_offset.
8085 (mips_compute_frame_info): Update diagram before function: to
8086 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8087 indicate the position of frame_pointer_rtx with -fstack-protector and
8088 to show args_size. Don't allocate cprestore area for leaf functions
8089 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8091 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8093 2009-04-30 Michael Matz <matz@suse.de>
8095 PR tree-optimization/39955
8096 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8098 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8100 * ira.c (setup_cover_and_important_classes): Use safe macro
8101 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8103 * genpreds.c (write_tm_preds_h): Output suitable definition of
8104 REG_CLASS_FOR_CONSTRAINT.
8106 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8108 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8110 * bitmap.c (bitmap_descriptor): Likewise.
8111 * ggc-common.c (loc_descriptor): Likewise.
8112 * varray.c (varray_descriptor): Likewise.
8113 * vec.c (vec_descriptor): Likewise.
8115 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8117 * Makefile.in (dce.o): Add $(EXCEPT_H).
8118 * dce.c: Include except.h and delete redundant vector definitions.
8119 (deletable_insn_p): Return false for non-call insns that can throw
8122 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8124 * gcse.c (ae_gen): Remove.
8125 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8126 and make non-static function to make it available in store-motion.c.
8127 Update call sites with search-and-replace.
8128 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8129 extract_mentioned_regs, extract_mentioned_regs_helper,
8130 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8131 store_killed_in_insn, store_killed_after, store_killed_before,
8132 build_store_vectors, insert_insn_start_basic_block, insert-store,
8133 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8134 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8135 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8136 * store-motion.c: ...new file. Also copy data structures from gcse.c
8137 and clean up to remove parts not used by store motion.
8138 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8139 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8141 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8144 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8145 when optimizing for size.
8147 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8149 * gcse.c (gcse_constant_p): Fix typo in last change.
8151 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8153 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8155 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8157 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8159 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8161 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8162 CONST_HIGH_PART result.
8164 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8166 * config/avr/avr.c (initial_elimination_offset): Rename to
8167 avr_initial_elimination_offset.
8168 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8169 change return type to bool.
8170 (avr_can_eliminate): New function.
8171 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8172 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8173 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8174 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8175 avr_initial_elimination_offset.
8176 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8177 (avr_initial_elimination_offset): Define.
8179 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8180 Steven Bosscher <steven@gcc.gnu.org>
8182 PR rtl-optimization/39938
8183 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8184 * cfgrtl.c: Include insn-attr.h.
8185 (rest_of_pass_free_cfg): New function.
8186 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8187 * resource.c (init_resource_info): Remove call to df_analyze.
8189 2009-04-29 Richard Guenther <rguenther@suse.de>
8192 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8193 allow conversion to signed integers.
8195 2009-04-29 Richard Guenther <rguenther@suse.de>
8197 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8198 shifts of floating point vectors if the shift amount is
8199 a constant multiple of the element size.
8201 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8202 Michael Matz <matz@suse.de>
8206 * tree-outof-ssa.c (emit_partition_copy): New function.
8207 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8208 insert_part_to_rtx_on_edge): Perform the partition base var
8209 copy using emit_partition_copy.
8210 (insert_value_copy_on_edge): Convert constants to the right mode.
8211 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8212 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8214 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8216 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8217 scan backwards to try to find a constant to initialize it.
8219 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8220 insn before the loop_end instruction, don't look past labels.
8222 2009-04-29 Richard Guenther <rguenther@suse.de>
8225 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8226 loose type conversions.
8227 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8228 stmts only if there are no uses of its definition.
8230 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8232 * config/bfin/bfin.h (splitting_loops): Declare.
8233 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8234 Reorder bit definitions to be ascending.
8235 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8236 * config/bfin/bfin.c (splitting_loops): New variable.
8237 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8238 (struct loop_info): Remove members INIT and LOOP_INIT.
8239 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8240 the LSETUP sequence. Allow LC to be loaded from any register, but
8241 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8242 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8244 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8245 of reload_completed.
8248 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8250 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8252 * Makefile.in (PLUGIN_VERSION_H): New.
8253 (OBJS-common): Remove plugin-version.o.
8254 (plugin.o): Depend on (PLUGIN_VERSION_H).
8255 (plugin-version.o): Remove.
8256 * configure: Regenerate
8257 * configure.ac: Create plugin-version.h.
8258 * gcc-plugin.h (plugin_gcc_version): Remove.
8259 (plugin_default_version_check): Change signature.
8260 * plugin-version.c: Remove.
8261 * plugin.c: Include plugin-version.h.
8262 (str_plugin_gcc_version_name): Remove.
8263 (try_init_one_plugin): Pass gcc version to plugin_init.
8264 (plugin_default_version_check): Both gcc and plugin versions are now
8267 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8269 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8270 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8271 Remove special case testing for last insn of inner loops. Don't fail
8272 if the loop ends with a jump, emit an extra nop instead.
8274 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8275 DREGS rather than comparing directly. Remove code that tries to
8276 account for latencies.
8278 2009-04-29 Richard Guenther <rguenther@suse.de>
8280 PR tree-optimization/39941
8281 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8282 eliminating an indirect call.
8284 2009-04-29 Richard Guenther <rguenther@suse.de>
8286 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8287 parameter. Allow invariants as base if !require_lvalue.
8288 (verify_gimple_assign_single): Adjust.
8290 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8292 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8293 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8294 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8295 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8296 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8298 * config/bfin/bfin.c (bfin_expand_builtin,
8299 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8301 2009-04-28 Richard Guenther <rguenther@suse.de>
8303 * tree-vect-loop.c (get_initial_def_for_induction): Use
8304 correct types for pointer increment.
8306 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8308 * toplev.c (print_version): Update GMP version string calculation.
8310 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8312 PR rtl-optimization/39938
8313 * resource.c (init_resource_info): Add call to df_analyze.
8315 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8317 * config/alpha/alpha.md (usegp): Cast the result of
8318 alpha_find_lo_sum_using_gp to enum attr_usegp.
8319 * config/alpha/alpha.c (override_options): Remove end-of-structure
8320 marker element from cpu_table. Use array size of cpu_table to handle
8321 -mcpu and -mtune options.
8322 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8324 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8326 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8327 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8328 tune_32 and tune_64.
8329 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8331 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8332 * config/rs6000/option-defaults.h: ... here. New file.
8333 (OPT_64, OPT_32): Define.
8334 (MASK_64BIT): Define to 0 if not already defined.
8335 (OPT_ARCH64, OPT_ARCH32): Define.
8336 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8339 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8341 * config/arm/arm.c (arm_override_options): Emit error on using
8344 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8346 PR rtl-optimization/39914
8347 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8348 registers for allocnos created from user-defined variables only
8349 when not optimizing.
8351 2009-04-28 Richard Guenther <rguenther@suse.de>
8354 * fold-const.c (fold_binary): Use distribute_real_division only
8357 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8359 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8360 add hpux-stdint.h to tm_file.
8361 (hppa[12]*-*-hpux11*): Ditto.
8362 (ia64*-*-hpux*): Ditto.
8363 * config/hpux-stdint.h: New.
8364 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8365 __STDC_EXT__ for all compiles.
8366 * config/pa/pa-hpux.h: Ditto.
8367 * config/pa/pa-hpux10.h: Ditto.
8368 * config/pa/pa-hpux11.h: Ditto.
8370 2009-04-28 Catherine Moore <clm@codesourcery.com>
8372 * debug.h (set_name): Add comment.
8374 2009-04-28 Andrew Pinski <pinskia@gmail.com>
8377 * config/darwin.c (machopic_gen_offset): Check
8378 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
8379 * config/arm/arm.c (require_pic_register): Likewise.
8381 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
8383 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
8384 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
8385 m32c_promote_prototypes): Delete.
8387 2009-04-28 Michael Matz <matz@suse.de>
8390 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
8393 2009-04-28 Richard Guenther <rguenther@suse.de>
8395 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
8397 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8399 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
8400 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
8401 * config/arm/arm-tune.md: Regenerate.
8403 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8405 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
8406 block if there are complex incoming edges.
8407 (sel_merge_blocks): Remove useless assert.
8408 (sel_redirect_edge_and_branch): Check that edge was redirected.
8409 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
8410 (sel_find_rgns): Delete declaration.
8411 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
8412 the region when it is not a preheader.
8414 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8417 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
8419 2009-04-28 Richard Guenther <rguenther@suse.de>
8421 * tree.h (SSA_NAME_VALUE): Remove.
8422 (struct tree_ssa_name): Remove value_handle member.
8423 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
8424 array for jump threading.
8425 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
8427 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
8428 * tree-flow.h (threadedge_initialize_values): Declare.
8429 (threadedge_finalize_values): Likewise.
8430 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
8431 (SSA_NAME_VALUE): Define.
8432 (threadedge_initialize_values): New function.
8433 (threadedge_finalize_values): Likewise.
8434 * tree-ssa-dom.c (ssa_name_values): New global variable.
8435 (SSA_NAME_VALUE): Define.
8436 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
8438 2009-04-28 Ira Rosen <irar@il.ibm.com>
8440 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
8441 Use REPORT_VECTORIZED_LOCATIONS instead
8442 REPORT_VECTORIZED_LOOPS.
8443 * tree-vectorizer.c (vect_verbosity_level): Make static.
8444 (vect_loop_location): Rename to vect_location.
8445 (vect_set_verbosity_level): Update comment.
8446 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
8448 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
8449 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
8450 instead REPORT_UNVECTORIZED_LOOPS.
8451 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
8452 and vect_loop_def to vect_external_def and vect_internal_def.
8453 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
8454 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
8455 REPORT_UNVECTORIZED_LOCATIONS.
8456 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
8457 and vect_used_in_loop and to vect_unused_in_scope and
8459 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
8460 (vect_verbosity_level): Remove declaration.
8461 (vect_analyze_operations): Likewise.
8462 (vect_analyze_stmt): Declare.
8463 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
8464 REPORT_UNVECTORIZED_LOCATIONS.
8465 (vect_get_loop_niters): Fix indentation.
8466 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
8467 (vect_analyze_loop_operations): New function.
8468 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
8469 vect_analyze_operations.
8470 (vect_is_simple_reduction): Use new names.
8471 (vectorizable_live_operation, vect_transform_loop): Likewise.
8472 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
8473 to specify whether the data references can be a part of interleaving
8475 (vect_analyze_data_ref_dependence): Use new names.
8476 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
8477 (vect_create_addr_base_for_vector_ref): Remove redundant code.
8478 * tree-vect-patterns.c (widened_name_p): Use new names.
8479 (vect_recog_dot_prod_pattern): Likewise.
8480 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
8481 (process_use, vect_mark_stmts_to_be_vectorized,
8482 vect_model_simple_cost, vect_model_store_cost,
8483 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
8484 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8485 vectorizable_operation, vectorizable_type_demotion,
8486 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
8487 vectorizable_condition): Likewise.
8488 (vect_analyze_operations): Split into vect_analyze_loop_operations
8490 (vect_analyze_stmt): ... new function.
8491 (new_stmt_vec_info): Use new names.
8492 (vect_is_simple_use): Use new names and fix comment.
8493 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
8494 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
8496 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8499 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
8500 and integer modes for x87 operands. Do not ICE for unsupported size,
8501 generate error instead. Generate error for unsupported operand types.
8502 ['z']: Do not handle HImode memory operands specially. Warning
8503 for floating-point operands. Fallthru to 'Z' for unsupported operand
8504 types. Do not ICE for unsupported size, generate error instead.
8505 (output_387_binary_op): Use %Z to output operands.
8506 (output_fp_compare): Ditto.
8507 (output_387_reg_move): Ditto.
8509 2009-04-28 Ben Elliston <bje@au.ibm.com>
8514 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8516 * builtins.c (c_strlen): Do not warn here.
8517 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8518 * c-common.c (pointer_int_sum): Take an explicit location.
8519 Warn about offsets out of bounds.
8520 * c-common.h (pointer_int_sum): Adjust declaration.
8522 2009-04-27 Ian Lance Taylor <iant@google.com>
8524 * collect2.c (is_ctor_dtor): Change type of ret field in struct
8526 * dce.c (run_fast_df_dce): Change type of old_flags to int.
8527 * df-core.c (df_set_flags): Change return type to int. Change
8528 type of old_flags to int.
8529 (df_clear_flags): Likewise.
8530 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
8531 (df_get_conditional_uses): Likewise.
8532 * df.h (df_set_flags, df_clear_flags): Update declarations.
8533 * dwarf2out.c (struct indirect_string_node): Change type of form
8534 field to enum dwarf_form.
8535 (AT_string_form): Change return type to enum dwarf_form.
8536 * fixed-value.c (fixed_compare): Add cast to enum type.
8537 * fwprop.c (update_df): Change 0 to VOIDmode.
8538 * gensupport.c: Change 0 to UNKNOWN.
8539 * gimple.h (gimple_cond_code): Add cast to enum type.
8540 * haifa-sched.c (reemit_notes): Add cast to enum type.
8541 * hooks.c (hook_int_void_no_regs): Remove function.
8542 * hooks.h (hook_int_void_no_regs): Remove declaration.
8543 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
8544 * predict.c (combine_predictions_for_insn): Add casts to enum type.
8545 * real.c (real_arithmetic): Add cast to enum type.
8546 (real_compare): Likewise.
8547 * target.h (struct gcc_target): Change return type of
8548 branch_target_register_class to enum reg_class.
8549 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
8550 default_branch_target_register_class.
8551 * targhooks.c (default_branch_target_register_class): New function.
8552 * targhooks.h (default_branch_target_register_class): Declare.
8553 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
8554 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
8556 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
8558 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
8559 vect_uninitialized_def. Change 0 to ERROR_MARK.
8560 * tree-vect-stmts.c (supportable_widening_operation): Don't
8561 initialize icode1 and icode2.
8562 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
8563 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
8565 (cmn_err_flag_specs): Change 0 to STD_C89.
8566 (cmn_err_char_table): Likewise.
8567 * config/arm/arm.c (get_arm_condition_code): Change type of code
8568 to enum arm_cond_code.
8569 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
8570 (IWMMXT_BUILTIN2): Likewise.
8571 (neon_builtin_type_bits): Don't define typedef.
8572 (neon_builtin_datum): Change type of bits field to int.
8573 (arm_expand_neon_args): Add cast to enum type.
8574 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
8576 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
8578 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
8580 * config/mips/mips.md (jal_macro): Return enum constant.
8581 (single_insn): Likewise.
8582 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
8584 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8586 * config/s390/s390.c (s390_tune_flags): Change type to int.
8587 (s390_arch_flags): Likewise.
8588 (s390_handle_arch_option): Change flags field of struct pta to int.
8589 * config/s390/s390.h (s390_tune_flags): Update declaration.
8590 (s390_arch_flags): Likewise.
8591 * config/sh/sh.c (prepare_move_operands): Compare
8592 tls_symbolic_operand result with enum constant.
8593 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
8594 (sh_expand_prologue): Add cast to enum type.
8595 (sh_expand_epilogue): Likewise.
8596 (tls_symbolic_operand): Change return type to enum tls_model.
8597 (fpscr_set_from_mem): Add cast to enum type.
8598 (legitimize_pic_address): Compare tls_symbolic_operand result with
8600 (sh_target_reg_class): Change return type to enum reg_class.
8601 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
8603 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
8604 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
8605 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
8606 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
8607 (delayed_branch, tls_call_delay): Likewise.
8608 (eligible_for_sibcall_delay): Likewise.
8609 (eligible_for_return_delay): Likewise.
8610 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
8611 (spu_expand_builtin_1): Likewise.
8613 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
8614 for all types of conversions.
8615 (output_init_element): Issue -Wc++-compat warning if needed when
8616 initializing a bitfield with enum type.
8617 * c-parser.c (c_parser_expression): Set original_type to
8618 original_type of right hand operand of comman operator.
8620 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8622 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
8624 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
8625 * doc/cpp.texi (Standard Predefined Macros)
8626 (Implementation-defined behavior): Likewise.
8627 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
8628 * doc/gimple.texi (GIMPLE Exception Handling)
8629 (@code{GIMPLE_ASSIGN}): Likewise.
8630 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
8631 * doc/invoke.texi (Warning Options, Optimize Options)
8632 (AVR Options, Darwin Options): Likewise.
8633 (Optimize Options): Reformulate -fwhole-program description.
8634 * doc/loop.texi (Lambda): Likewise.
8635 * doc/md.texi (Output Template, Define Constraints)
8636 (Standard Names, Insn Splitting): Likewise.
8637 * doc/options.texi (Option properties): Likewise.
8638 * doc/passes.texi (Tree-SSA passes): Likewise.
8639 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
8640 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
8641 (File Names and DBX): Likewise.
8642 * doc/trouble.texi (Incompatibilities): Likewise.
8644 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8646 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
8647 instruction is correct.
8649 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8651 Allow non-constant arguments to conversion intrinsics.
8652 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
8653 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
8654 * spu.c (print_operand): Handle 'v' and 'w'.
8655 (exp2_immediate_p, spu_gen_exp2): Define.
8656 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
8657 spu_convtf_1): Update parameter descriptions.
8658 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
8659 * constraints.md ('v', 'w'): New.
8660 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
8662 (i2f, I2F): New define_mode_attr.
8663 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
8664 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
8665 fixuns_truncv4sfv4si2): Update to use mode attribute.
8666 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
8667 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
8668 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
8669 patterns for combine.
8671 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
8673 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
8674 (cprop, hoist, pre, store_motion): New debug counters.
8675 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
8676 is not an RTL pass anymore.
8677 (pass_profiling): Remove extern decl for pass removed in 2005.
8678 (pass_gcse, pass_jump_bypass): Remove.
8679 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
8680 to 0 for clean state.
8681 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
8682 * cse.c (gate_handle_cse_after_global_opts,
8683 rest_of_handle_cse_after_global_opts): New functions.
8684 (pass_cse_after_global_opts): New pass, does local CSE.
8685 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
8686 (TV_CPROP): New timevar.
8687 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
8688 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
8689 (gcse_main, recompute_all_luids): Remove.
8690 (compute_hash_table_work): Call max_reg_num instead of reading
8692 (cprop_jump): Don't set run_jump_opt_after_gcse.
8693 (constprop_register): Always allow to alter jumps.
8694 (cprop_insn): Likewise.
8695 (do_local_cprop): Likewise.
8696 (local_cprop_pass): Likewise. Return non-zero if something changed.
8697 (cprop): Remove function, fold interesting bits into one_cprop_pass.
8698 (find_implicit_sets): Add note about missed optimization opportunity.
8699 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
8700 pass_rtl_cprop execute function.
8701 Don't bother tracking the pass number, each pass gets its own dumpfile
8703 Always allow to alter jumpsand bypass jumps.
8704 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
8705 will just find no suitable set.
8706 (pre_edge_insert): Fix dumping, this function is for PRE only.
8707 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
8708 pass_rtl_pre execute function.
8709 (hoist_code): Return non-zero if something changed. Keep track of
8710 substitutions and insertions for statistics gathering similar to PRE.
8711 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
8712 called from the pass_rtl_hoist execute function. Show pass statistics.
8713 (compute_store_table): Use max_reg_num directly instead of using the
8714 formerly global max_gcse_regno.
8715 (build_store_vectors): Likewise.
8716 (replace_store_insn): Fix dumping.
8717 (store_motion): Rename to ...
8718 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
8719 pass, called from the pass_rtl_store_motion execute function. Keep
8720 track of substitutions and insertions for statistics gathering similar
8722 (bypass_jumps): Remove, fold interesting bits into ...
8723 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
8724 from the pass_rtl_cprop execute function.
8725 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8726 pass_jump_bypass): Remove.
8727 (gate_handle_gcse, rest_of_handle_gcse): Remove.
8728 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
8729 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
8730 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
8731 (gate_rtl_store_motion, execute_rtl_store_motion,
8732 pass_rtl_store_motion): New.
8733 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
8734 make it clear that -fcse-skip-blocks is a no-op for backward compat.
8735 * passes.c (init_optimization_passes): Remove pass_gcse and
8736 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
8737 and cse_after_global_opts in place of pass_gcse. Schedule cprop
8738 instead of pass_jump_bypass.
8740 2009-04-27 Richard Guenther <rguenther@suse.de>
8743 * gimplify.c (gimplify_expr): If we are required to create
8744 a temporary make sure it ends up as register.
8746 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
8749 * config/i386/i386.c (construct_container): Don't call
8750 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
8751 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
8753 2009-04-27 Michael Matz <matz@suse.de>
8755 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
8756 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
8757 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
8758 (dump_replaceable_exprs): Take a bitmap.
8759 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
8761 (expand_gimple_basic_block): Likewise.
8762 * tree-ssa-ter.c (struct temp_expr_table_d): Make
8763 replaceable_expressions member a bitmap.
8764 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
8765 (mark_replaceable): Likewise.
8766 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
8767 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
8769 2009-04-27 Richard Guenther <rguenther@suse.de>
8771 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
8772 (verify_stmts): Dispatch to gimple/type verification code.
8773 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
8774 issue with call argument types.
8776 2009-04-27 Michael Matz <matz@suse.de>
8778 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
8779 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
8782 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8783 Eric Botcazou <ebotcazou@adacore.com>
8785 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
8786 a label's basic block.
8787 (mark_target_live_regs): Tidy and rework obsolete comments.
8788 Change back DF problem to LIVE. If a label starts a basic block,
8789 assume that all registers that used to be live then still are.
8790 (init_resource_info): If a label starts a basic block, set its
8791 BLOCK_FOR_INSN accordingly.
8792 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
8794 2009-04-27 Richard Guenther <rguenther@suse.de>
8796 * tree-flow-inline.h (function_ann): Remove.
8797 (get_function_ann): Likewise.
8798 * tree-dfa.c (create_function_ann): Remove.
8799 * tree-flow.h (struct static_var_ann_d): Remove.
8800 (struct function_ann_d): Likewise.
8801 (union tree_ann_d): Remove fdecl member.
8802 (function_ann_t): Remove.
8803 (function_ann, get_function_ann, create_function_ann): Remove
8806 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
8808 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
8810 2009-04-27 Jan Hubicka <jh@suse.cz>
8812 * ipa-pure-const.c (struct funct_state_d): New fields
8813 state_previously_known, looping_previously_known; remove
8814 state_set_in_source.
8815 (analyze_function): Use new fields.
8816 (propagate): Avoid assumption that state_set_in_source imply
8819 * tree-ssa-loop-niter.c (finite_loop_p): New function.
8820 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
8821 * cfgloop.h (finite_loop_p): Declare.
8823 2009-04-26 Michael Matz <matz@suse.de>
8825 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
8827 2009-04-26 Michael Matz <matz@suse.de>
8829 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
8830 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
8831 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
8832 pass_mark_used_blocks): Remove.
8833 * tree-optimize.c (pass_free_datastructures,
8834 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
8835 * passes.c (init_optimization_passes): Don't call
8836 pass_mark_used_blocks, remove dead code.
8838 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
8840 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
8841 * tree-ssa-live.h (register_ssa_partition): Likewise.
8843 2009-04-26 Michael Matz <matz@suse.de>
8846 * builtins.c (fold_builtin_next_arg): Handle SSA names.
8847 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
8848 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
8850 (compare_pairs): Swap cost comparison.
8851 (coalesce_ssa_name): Don't use change_partition_var.
8852 * tree-nrv.c (struct nrv_data): Add modified member.
8853 (finalize_nrv_r): Set it.
8854 (tree_nrv): Use it to update statements.
8855 (pass_nrv): Require PROP_ssa.
8856 * tree-mudflap.c (mf_decl_cache_locals,
8857 mf_build_check_statement_for): Use make_rename_temp.
8858 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
8859 * alias.c (find_base_decl): Handle SSA names.
8860 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
8861 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
8862 * rtl.h (set_reg_attrs_for_parm): Declare.
8863 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
8864 to "optimized", remove unused locals at finish.
8865 (execute_free_datastructures): Make global, call
8866 delete_tree_cfg_annotations.
8867 (execute_free_cfg_annotations): Don't call
8868 delete_tree_cfg_annotations.
8870 * ssaexpand.h: New file.
8871 * expr.c (toplevel): Include ssaexpand.h.
8872 (expand_assignment): Handle SSA names the same as register variables.
8873 (expand_expr_real_1): Expand SSA names.
8874 * cfgexpand.c (toplevel): Include ssaexpand.h.
8875 (SA): New global variable.
8876 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
8877 (SSAVAR): New macro.
8878 (set_rtl): New helper function.
8879 (add_stack_var): Deal with SSA names, use set_rtl.
8880 (expand_one_stack_var_at): Likewise.
8881 (expand_one_stack_var): Deal with SSA names.
8882 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
8883 before unique numbers.
8884 (expand_stack_vars): Use set_rtl.
8885 (expand_one_var): Accept SSA names, add asserts for them, feed them
8886 to above subroutines.
8887 (expand_used_vars): Expand all partitions (without default defs),
8888 then only the local decls (ignoring those expanded already).
8889 (expand_gimple_cond): Remove edges when jumpif() expands an
8891 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
8892 or remove abnormal edges. Ignore insns setting the LHS of a TERed
8894 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
8895 members of SA; deal with PARM_DECL partitions here; expand
8896 all PHI nodes, free tree datastructures and SA. Commit instructions
8897 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
8898 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
8899 info and statements at start, collect garbage at finish.
8900 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
8901 (VAR_ANN_PARTITION) Remove.
8902 (change_partition_var): Don't declare.
8903 (partition_to_var): Always return SSA names.
8904 (var_to_partition): Only accept SSA names.
8905 (register_ssa_partition): Only check argument.
8906 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
8908 (delete_var_map): Don't free it.
8909 (var_union): Only accept SSA names, simplify.
8910 (partition_view_init): Mark only useful SSA names as used.
8911 (partition_view_fini): Only deal with SSA names.
8912 (change_partition_var): Remove.
8913 (dump_var_map): Use ssa_name instead of partition_to_var member.
8914 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
8916 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
8917 (struct _elim_graph): New member const_dests; nodes member vector of
8919 (set_location_for_edge): New static helper.
8920 (create_temp): Remove.
8921 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
8922 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
8923 (new_elim_graph): Allocate const_dests member.
8924 (clean_elim_graph): Truncate const_dests member.
8925 (delete_elim_graph): Free const_dests member.
8926 (elim_graph_size): Adapt to new type of nodes member.
8927 (elim_graph_add_node): Likewise.
8928 (eliminate_name): Likewise.
8929 (eliminate_build): Don't take basic block argument, deal only with
8930 partition numbers, not variables.
8931 (get_temp_reg): New static helper.
8932 (elim_create): Use it, deal with RTL temporaries instead of trees.
8933 (eliminate_phi): Adjust all calls to new signature.
8934 (assign_vars, replace_use_variable, replace_def_variable): Remove.
8935 (rewrite_trees): Only do checking.
8936 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
8937 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
8938 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
8939 contains_tree_r, MAX_STMTS_IN_LATCH,
8940 process_single_block_loop_latch, analyze_edges_for_bb,
8941 perform_edge_inserts): Remove.
8942 (expand_phi_nodes): New global function.
8943 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
8944 functions, initialize new parameter, remember partitions having a
8946 (finish_out_of_ssa): New global function.
8947 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
8948 don't reset in_ssa_p here, don't disable TER when mudflap.
8949 (pass_del_ssa): Remove.
8950 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
8952 (execute_free_datastructures): Declare.
8953 * Makefile.in (SSAEXPAND_H): New variable.
8954 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
8955 * basic-block.h (commit_one_edge_insertion): Declare.
8956 * passes.c (init_optimization_passes): Move pass_nrv and
8957 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
8958 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
8959 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
8960 (redirect_branch_edge): Deal with super block when expanding, split
8961 out jump patching itself into ...
8962 (patch_jump_insn): ... here, new static helper.
8964 2009-04-26 Michael Matz <matz@suse.de>
8966 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
8967 beyond num_ssa_names.
8968 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
8969 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
8971 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8974 * fwprop.c (forward_propagate_asm): New function.
8975 (forward_propagate_and_simplify): Propagate also into __asm, if it
8976 doesn't increase the number of referenced registers.
8979 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
8981 2009-04-26 Jakub Jelinek <jakub@redhat.com>
8983 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
8984 note_nonlocal_vla_type for nonlocal VLAs.
8985 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
8986 contains_remapped_vars, remap_vla_decls): New functions.
8987 (convert_nonlocal_reference_stmt): If not optimizing, call
8988 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
8989 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
8990 if it wasn't found in var_map.
8991 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
8992 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
8993 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
8995 * gimplify.c (nonlocal_vlas): New variable.
8996 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
8998 (gimplify_body): Create and destroy nonlocal_vlas.
9000 * dwarf2out.c (loc_descr_plus_const): New function.
9001 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9002 mem_loc_descriptor, loc_descriptor_from_tree_1,
9003 descr_info_loc, gen_variable_die): Use it.
9005 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9006 !TREE_STATIC VAR_DECLs.
9007 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9008 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9009 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9010 DECL_BY_REFERENCE is valid.
9011 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9012 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9013 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9014 Copy DECL_BY_REFERENCE.
9015 (struct nesting_copy_body_data): New type.
9016 (nesting_copy_decl): New function.
9017 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9018 if they have variable length.
9020 2009-04-26 Michael Matz <matz@suse.de>
9022 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9023 mark new temporaries for renaming.
9025 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9028 * c-decl.c (global_bindings_p): Return negative value.
9029 (c_variable_size): New. Based on variable_size from
9031 (grokdeclarator): Call c_variable_size not variable_size.
9033 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9035 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9037 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9039 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9040 Redefine it to just use mingw/include.
9041 (ASM_SPEC): Rules for -m32 and -m64.
9042 (LINK_SPEC): Use Likewise.
9043 (SPEC_32): New define.
9044 (SPEC_64): Likewise.
9045 (SUB_LINK_SPEC): Likewise.
9046 (MULTILIB_DEFAULTS): New define.
9047 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9048 Add multilib options.
9049 (MULTILIB_DIRNAMES): Likewise.
9050 (MULTILIB_OSDIRNAMES): Likewise.
9052 (INSTALL_LIBGCC): Likewise.
9054 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9057 * c-tree.h (enum c_inline_static_type): New.
9058 (record_inline_static): Declare.
9059 * c-decl.c (struct c_inline_static, c_inline_statics,
9060 record_inline_static, check_inline_statics): New.
9061 (pop_file_scope): Call check_inline_statics.
9062 (start_decl): Call record_inline_static instead of pedwarning
9063 directly for static in inline function.
9064 * c-typeck.c (build_external_ref): Call record_inline_static
9065 instead of pedwarning directly for static referenced in inline
9068 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9070 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9071 not new but only being rescanned.
9072 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9073 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9074 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9075 record_set_info, compute_set, grealloc): Remove.
9076 (recompute_all_luids): New function.
9077 (gcse_main): Don't compute sets, and don't do related memory
9078 allocations/free-ing. If something changed before the end of the
9079 pass, update LUIDs using recompute_all_luids.
9080 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9081 (free_gcse_mem): Don't free it either.
9082 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9083 Use the df insn LUIDs.
9084 (load_killed_in_block): Likewise.
9085 (compute_hash_table_work): Don't compute reg_set_in_block.
9086 (compute_transp): Use DF_REG_DEF_CHAINs.
9087 (local_cprop_pass): Don't use compute_sets and related functions.
9088 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9089 Use get_max_uid() instead of max_cuid.
9090 (insert_insn_end_basic_block, pre_insert_copy_insn,
9091 update_ld_motion_stores): Don't try to
9092 keep reg_set tables up to date.
9093 (pre_insert_copies): Use df insn LUIDs.
9094 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9095 (reg_set_info): Don't use extra bitmap argument.
9096 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9097 information to compute regs_set_in_block.
9098 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9099 (bypass_jumps): Don't use compute_sets and friends.
9101 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9104 * opts.c (undocumented_msg): Do not leave blank even with
9107 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9109 * c-decl.c (build_enumerator): Allow values folding to integer
9110 constants but not integer constant expressions with a pedwarn if
9113 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9116 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9117 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9118 type is an integer constant.
9120 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9123 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9126 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9129 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9130 with variably modified return type and no storage class
9131 specifiers, except for the case of nested functions. Distinguish
9132 extern declarations of functions with variably modified return
9133 types from those of objects with variably modified types.
9135 2009-04-25 Jan Hubicka <jh@suse.cz>
9137 * tree.c (list_equal_p): New function.
9138 * tree.h (list_equal_p): Declare.
9139 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9140 basic_block_def, basic_block, const_basic_block): New.
9141 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9142 (redirect_eh_edge): New function.
9143 (make_eh_edge_update_phi): EH edges are not abnormal.
9144 * except.c: Include tree-flow.h.
9145 (list_match): New function.
9146 (eh_region_replaceable_by_p): New function.
9147 (replace_region): New function.
9148 (hash_type_list): New function.
9149 (hash_eh_region): New function.
9150 (eh_regions_equal_p): New function.
9151 (merge_peers): New function.
9152 (remove_unreachable_regions): Verify EH tree when checking;
9154 (copy_eh_region_1): New function.
9155 (copy_eh_region): New function.
9156 (push_reachable_handler): New function.
9157 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9158 regions without label but with live RESX.
9159 * except.h (redirect_eh_edge_to_label): New.
9160 * tree-flow.h (redirect_eh_edge): New.
9161 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9162 basic_block_def, basic_block, const_basic_block): Remove.
9163 * Makefile.in (except.o): Add dependency on tree-flow.h
9164 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9165 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9168 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9171 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9172 on the destination of memcpy.
9174 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9176 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9177 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9178 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9180 2009-04-25 Jan Hubicka <jh@suse.cz>
9182 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9183 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9184 to be reached by different label than left.
9185 (update_eh_edges): Update comment; remove edge_to_remove if possible
9186 and return true if suceeded.
9187 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9188 (cleanup_eh): Compute sharing map.
9189 * except.c (remove_eh_handler_and_replace): Add argument if we should
9191 (remove_unreachable_regions): Update for label sharing.
9192 (label_to_region_map): Likewise.
9193 (get_next_region_sharing_label): New function.
9194 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9196 (remove_eh_handler): Update.
9197 (remove_eh_region_and_replace_by_outer_of): New function.
9198 * except.h (struct eh_region): Add next_region_sharing_label.
9199 (remove_eh_region_and_replace_by_outer_of,
9200 get_next_region_sharing_label): Declare.
9201 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9203 2009-04-25 Jan Hubicka <jh@suse.cz>
9205 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9206 insert code even if they are not critical.
9208 2009-04-25 Jan Hubicka <jh@suse.cz>
9210 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9211 (gimple_can_remove_branch_p): EH edges won't remove branch by
9213 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9214 updating of non-abnormal EH edges.
9215 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9216 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9217 (split_critical_edges): Split also edges where emitting code on them
9218 will lead to splitting later.
9220 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9221 H.J. Lu <hongjiu.lu@intel.com>
9224 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9225 the configured assembler supports fildq and fistpq mnemonics.
9226 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9227 * configure: Regenerated.
9230 * config/i386/i386.c (print_operand): Handle 'Z'.
9231 ['z']: Remove handling of special fild/fist suffixes.
9232 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9233 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9234 suffix of fild insn.
9235 (*floatsi<mode>2_vector_mixed): Ditto.
9236 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9237 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9238 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9239 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9240 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9242 2009-04-25 Ben Elliston <bje@au.ibm.com>
9244 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9245 the source of a set operation.
9247 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9249 * target.h (struct gcc_target): Add case_values_threshold field.
9250 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9251 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9252 * targhooks.c (default_case_values_threshold): New function.
9253 * targhooks.h (default_case_values_threshold): Declare function.
9254 * stmt.c (expand_case): Use case_values_threshold target hook.
9255 * expr.h (case_values_threshold): Remove declartation.
9256 * expr.c (case_values_threshold): Remove function.
9257 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9259 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9260 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9261 (avr_case_values_threshold): Declare as static.
9262 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9264 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9265 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9266 (mn10300_case_values_threshold): New function.
9268 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9270 * ira.c (setup_cover_and_important_classes): Add enum cast.
9272 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9274 * genpreds.c (write_enum_constraint_num): Output definition of
9275 CONSTRAINT_NUM_DEFINED_P macro.
9276 * ira.c (setup_cover_and_important_classes): Use
9277 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9279 2009-04-24 DJ Delorie <dj@redhat.com>
9281 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9282 __SH2A_SINGLE_ONLY__ also.
9284 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9286 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9287 (movdf_internal): Ditto.
9288 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9289 SFmode and DFmode constants.
9290 (ia64_print_operand): Add 'G' format for printing
9291 floating point constants.
9293 2009-04-24 Richard Guenther <rguenther@suse.de>
9295 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9296 from unsigned additions.
9298 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9300 * c-typeck.c (set_init_index): Allow array designators that are
9301 not integer constant expressions with a pedwarn if pedantic.
9303 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9305 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9306 zero if no overlap in nonzero bits between the operands.
9308 2009-04-24 Ian Lance Taylor <iant@google.com>
9310 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9311 (record_dead_and_set_regs): Likewise.
9312 * df.h (struct df_mw_hardreg): Change flags field to int.
9313 (struct df_base_ref): Likewise.
9314 (struct df): Change changeable_flags field to int.
9315 * df-scan.c (df_defs_record): Change clobber_flags to int.
9316 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9317 constants rather than #define macros.
9318 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9319 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9320 (enum dwarf_calling_convention): Likewise.
9321 (enum dwarf_line_number_x_ops): Likewise.
9322 (enum dwarf_call_frame_info): Likewise.
9323 (enum dwarf_source_language): Likewise.
9324 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9325 (add_calling_convention_attribute): Likewise.
9326 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9327 (combine_comparisons): Change compcode to int. Add cast to enum type.
9328 * genrecog.c (maybe_both_true_2): Change c to int.
9329 (write_switch): Likewise. Add cast to enum type.
9330 * gimplify.c (gimplify_omp_for): Handle return values from
9331 gimplify_expr using MIN rather than bitwise or.
9332 (gimplify_expr): Add cast to enum type.
9333 * ipa-prop.c (update_jump_functions_after_inlining): Change
9334 IPA_BOTTOM to IPA_JF_UNKNOWN.
9335 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9336 Add casts to enum type.
9337 (setup_cover_and_important_classes): Change cl to int. Add casts
9339 (setup_class_translate): Change cl and mode to int.
9340 (ira_init_once): Change mode to int.
9341 (free_register_move_costs): Likewise.
9342 (setup_prohibited_mode_move_regs): Add casts to enum type.
9343 * langhooks.c (add_builtin_function_common): Rework assertion that
9344 value fits bitfield.
9345 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9346 * omega.c (omega_do_elimination): Avoid math on enum types.
9347 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9348 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9349 int local to handle integral_argment value.
9350 * regmove.c (try_auto_increment): Change PUT_MODE to
9352 * reload.c (push_secondary_reload): Add casts to enum type.
9353 (secondary_reload_class, find_valid_class): Likewise.
9354 * reload1.c (emit_input_reload_insns): Likewise.
9355 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9356 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9357 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9359 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9360 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9362 (expand_complex_libcall): Add casts to enum type.
9363 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9364 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9365 with ERROR_MARK, not NUM_TREE_CODES.
9366 (vect_create_epilog_for_reduction): Likewise.
9367 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9368 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
9369 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
9371 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
9372 vect_unused_in_loop. Change 0 to loop_vect.
9373 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
9374 * var-tracking.c (get_init_value): Change return type to enum
9376 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
9377 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
9379 (arm_override_options): Add casts to enum type.
9380 (arm_emit_tls_decoration): Likewise.
9381 * config/i386/i386.c (ix86_function_specific_restore): Add casts
9383 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
9384 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
9385 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
9387 * config/s390/s390.c (code_for_builtin_64): Change to array of
9389 (code_for_builtin_31): Likewise.
9390 (s390_expand_builtin): Change code_for_builtin to enum insn_code
9392 * config/sparc/sparc.c (sparc_override_options): Change value
9393 field in struct code_model to enum cmodel. In initializer change
9394 0 to NULL and add cast to enum type.
9396 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
9397 Change all callers. Issue a -Wc++-compat warning using
9398 lhs_origtype if necessary.
9399 (convert_for_assignment): Issue -Wc++-compat warnings about
9400 invalid conversions to enum type on assignment.
9401 * c-common.h (build_modify_expr): Update declaration.
9403 2009-04-24 Nick Clifton <nickc@redhat.com>
9405 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
9406 (function_arg_advance): Likewise.
9407 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
9410 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
9412 * config/s390/constraints.md ('I', 'J'): Fix condition.
9414 2009-04-24 Diego Novillo <dnovillo@google.com>
9416 * gengtype-parse.c (parse_error): Add newline after message.
9418 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9420 * config/i386/sse.md (avxmodesuffixs): Removed.
9421 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
9422 (*avx_pinsr<ssevecsize>): This.
9424 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9426 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
9427 follow chains of regs with a single definition, and allow expressions
9428 that are function_invariant_p.
9429 (simple_rhs_p): Allow expressions that are function_invariant_p.
9431 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
9434 * fold-const.c (fold_cond_expr_with_comparison): When folding
9435 > and >= to MAX, make sure the MAX uses the same type as the
9436 comparison's operands.
9438 2009-04-24 Nick Clifton <nickc@redhat.com>
9440 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
9441 addressing for DImode accesses.
9442 (frv_print_operand_address): Handle PLUS case.
9443 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
9445 2009-04-24 Jakub Jelinek <jakub@redhat.com>
9447 PR rtl-optimization/39794
9448 * alias.c (canon_true_dependence): Add x_addr argument.
9449 * rtl.h (canon_true_dependence): Adjust prototype.
9450 * cse.c (check_dependence): Adjust canon_true_dependence callers.
9451 * cselib.c (cselib_invalidate_mem): Likewise.
9452 * gcse.c (compute_transp): Likewise.
9453 * dse.c (scan_reads_nospill): Likewise.
9454 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
9455 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
9456 canon_base_addr of the group, plus optional offset.
9457 (struct group_info): Rename canon_base_mem to
9459 (get_group_info): Set canon_base_addr to canon_rtx of base, not
9460 canon_rtx of base_mem.
9462 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
9464 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9465 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
9467 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9469 * config/spu/spu-builtins.h: Delete file.
9471 * config/spu/spu.h (enum spu_builtin_type): Move here from
9473 (struct spu_builtin_description): Likewise. Add GTY marker.
9474 Do not use enum spu_function_code or enum insn_code.
9475 (spu_builtins): Add extern declaration.
9477 * config/spu/spu.c: Do not include "spu-builtins.h".
9478 (enum spu_function_code, enum spu_builtin_type_index,
9479 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
9480 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
9481 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
9482 unsigned_V2DI_type_node): Move here from spu-builtins.h.
9483 (spu_builtin_types): Make static. Add GTY marker.
9484 (spu_builtins): Add extern declaration with GTY marker.
9487 * config/spu/spu-c.c: Do not include "spu-builtins.h".
9488 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
9489 Check programmatically whether all parameters are scalar.
9491 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
9493 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
9495 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
9496 assignment from the constructor either if the target is volatile.
9498 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
9500 * config/arm/arm.md (insv): Do not share operands[0].
9502 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
9504 * config/vxlib-tls.c (active_tls_threads): Delete.
9505 (delete_hook_installed): New.
9506 (tls_delete_hook): Don't delete the delete hook.
9507 (tls_destructor): Delete it here.
9508 (__gthread_set_specific): Adjust installing the delete hook.
9509 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
9510 __gthread_leave_tsd_dtor_context.
9512 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
9514 * c-format.c (gcc_tdiag_char_table): Add support for %E.
9516 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
9518 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
9520 (alpha_rtx_costs): Ditto.
9521 (emit_unlikely_jump): Use add_reg_note.
9522 (emit_frame_store_1): Ditto.
9523 (alpha_expand_prologue): Ditto.
9524 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9525 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
9527 2009-04-23 Nick Clifton <nickc@redhat.com>
9529 * config/v850/v850.md (epilogue): Remove suppressed code.
9530 (return): Rename to return_simple and remove test of frame size.
9531 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
9532 to gen_return_simple.
9534 2009-04-22 Jing Yu <jingyu@google.com>
9537 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
9539 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9542 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
9543 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
9544 value is a VECTOR_CST, the element type is the element type of the
9547 2009-04-22 DJ Delorie <dj@redhat.com>
9549 * config/m32c/m32c.h: Update GTY annotations to new syntax.
9551 2009-04-22 Jakub Jelinek <jakub@redhat.com>
9553 * alias.c (find_base_term): Move around LO_SUM case, so that
9554 CONST falls through into PLUS/MINUS handling.
9557 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
9558 into 0, use omit_one_operand.
9560 2009-04-23 Ben Elliston <bje@au.ibm.com>
9562 * config/rs6000/linux-unwind.h (get_regs): Remove type
9563 puns. Change the type of `pc' to an array of unsigned ints and
9564 update all users. Constify frame24.
9566 2009-04-22 DJ Delorie <dj@redhat.com>
9568 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
9569 declarations before code.
9570 (current_function_special_page_vector): Likewise.
9571 (m32c_expand_insv): Silence a warning.
9573 2009-04-21 Taras Glek <tglek@mozilla.com>
9575 * alias.c: Update GTY annotations to new syntax.
9576 * basic-block.h: Likewise.
9577 * bitmap.h: Likewise.
9578 * c-common.h: Likewise.
9579 * c-decl.c: Likewise.
9580 * c-parser.c: Likewise.
9581 * c-pragma.c: Likewise.
9582 * c-tree.h: Likewise.
9583 * cfgloop.h: Likewise.
9584 * cgraph.h: Likewise.
9585 * config/alpha/alpha.c: Likewise.
9586 * config/arm/arm.h: Likewise.
9587 * config/avr/avr.h: Likewise.
9588 * config/bfin/bfin.c: Likewise.
9589 * config/cris/cris.c: Likewise.
9590 * config/darwin.c: Likewise.
9591 * config/frv/frv.c: Likewise.
9592 * config/i386/i386.c: Likewise.
9593 * config/i386/i386.h: Likewise.
9594 * config/i386/winnt.c: Likewise.
9595 * config/ia64/ia64.h: Likewise.
9596 * config/iq2000/iq2000.c: Likewise.
9597 * config/mips/mips.c: Likewise.
9598 * config/mmix/mmix.h: Likewise.
9599 * config/pa/pa.c: Likewise.
9600 * config/pa/pa.h: Likewise.
9601 * config/rs6000/rs6000.c: Likewise.
9602 * config/s390/s390.c: Likewise.
9603 * config/sparc/sparc.c: Likewise.
9604 * config/xtensa/xtensa.c: Likewise.
9605 * cselib.h: Likewise.
9606 * dbxout.c: Likewise.
9607 * dwarf2out.c: Likewise.
9608 * except.c: Likewise.
9609 * except.h: Likewise.
9610 * fixed-value.h: Likewise.
9611 * function.c: Likewise.
9612 * function.h: Likewise.
9613 * gimple.h: Likewise.
9614 * integrate.c: Likewise.
9615 * optabs.c: Likewise.
9616 * output.h: Likewise.
9619 * stringpool.c: Likewise.
9620 * tree-data-ref.c: Likewise.
9621 * tree-flow.h: Likewise.
9622 * tree-scalar-evolution.c: Likewise.
9623 * tree-ssa-address.c: Likewise.
9624 * tree-ssa-alias.h: Likewise.
9625 * tree-ssa-operands.h: Likewise.
9628 * varasm.c: Likewise.
9629 * varray.h: Likewise.
9631 * coretypes.h: Do not define GTY macro if it is already defined.
9632 * doc/gty.texi: Update GTY documentation to new syntax.
9633 * gengtype-lex.l: Enforce attribute-like syntax for GTY
9634 annotations on structs.
9635 * gengtype-parse.c: Likewise.
9637 2009-04-22 Mark Heffernan <meheff@google.com>
9639 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
9641 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9643 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
9646 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
9648 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
9649 the same as a PLUS without a shift. Increase the cost of a
9652 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9654 * Makefile.in: Update dependencies.
9655 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
9656 * errors.h: Remove bogus comment about compatibility.
9657 (warning): Update declaration.
9658 * genautomata.c: Update all calls to warning.
9659 * gimple.c: Do not include errors.h. Include toplev.h.
9660 * tree-ssa-structalias.c: Do not include errors.h.
9661 * omega.c: Likewise.
9662 * tree-ssa-reassoc.c: Likewise.
9663 * config/spu/spu-c.c: Likewise.
9664 * config/spu/t-spu-elf: Update dependencies.
9666 2009-04-22 Richard Guenther <rguenther@suse.de>
9668 PR tree-optimization/39824
9669 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
9670 make sure the types are compatible.
9672 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9675 * c-common.c (c_parse_error): Take a token_flags parameter.
9676 Use token_type for the token type instead.
9677 Pass token_flags to cpp_type2name.
9678 * c-common.h (c_parse_error): Update declaration.
9679 * c-parser.c (c_parser_error): Pass 0 as token flags.
9681 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
9683 PR rtl-optimization/39580
9684 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
9686 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9688 * function.c (expand_function_end): Do not emit a jump to the "naked"
9689 return label for fall-through returns.
9690 * except.c (sjlj_emit_function_exit): Always place the call to the
9691 unregister function at the location installed by expand_function_end.
9693 2009-04-22 Richard Guenther <rguenther@suse.de>
9695 PR tree-optimization/39845
9696 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
9697 (gen_inbound_check): Likewise.
9699 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
9701 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
9703 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
9704 * config/vxlib.c (__gthread_once): Add race guard for PPC.
9706 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9708 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
9709 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
9710 shift counts to avoid out-of-bounds array accesses.
9712 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9714 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
9715 (Pmode): Move above.
9717 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
9719 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
9720 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
9721 GET_CODE macro. Use IN_RANGE macro where appropriate.
9722 * config/alpha/alpha.h: Ditto.
9723 * config/alpha/alpha.md: Ditto.
9724 * config/alpha/constraints.md: Ditto.
9725 * config/alpha/predicates.md: Ditto.
9727 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
9729 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
9730 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9731 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9732 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9733 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9734 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9735 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9736 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9737 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9738 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9739 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9740 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9741 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9742 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9743 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9744 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9745 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9746 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9747 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9748 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9749 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9750 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9751 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9752 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9753 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9754 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9755 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
9757 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9759 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
9760 references from comments.
9761 * cfgbuild.c: (count_basic_blocks): Delete.
9762 (find_basic_blocks_1): Delete.
9763 (find_basic_blocks): Delete.
9764 * except.c (finish_eh_generation): Make static. Move comment from
9765 except.h here. Remove find_basic_blocks references from comments.
9766 * except.h (finish_eh_generation): Delete.
9767 * basic-block.h (find_basic_blocks): Delete.
9768 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
9770 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
9772 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
9773 (sdbout_parms): Likewise.
9775 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
9777 * config/sh/sh.c (prepare_cbranch_operands): Use
9778 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
9779 (expand_cbranchdi4): Likewise.
9780 (from_compare): Add cast to enum type.
9781 (expand_cbranchsi4): Use add_reg_note.
9782 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
9783 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
9784 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
9785 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
9786 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
9787 instead of CODE_FOR_nothing.
9788 (cbranchdi4): Likewise. Fix the order of arguments for
9790 (push_fpscr): Use add_reg_note.
9791 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
9792 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
9794 2009-04-21 Joseph Myers <joseph@codesourcery.com>
9796 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
9797 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9798 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9799 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
9800 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
9801 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
9802 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
9803 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
9804 config/alpha/x-vms, config/arc/t-arc,
9805 config/arm/README-interworking, config/arm/arm-c.c,
9806 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
9807 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
9808 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
9809 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
9810 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
9811 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
9812 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
9813 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
9814 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
9815 config/cris/t-elfmulti, config/crx/t-crx,
9816 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
9817 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
9818 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
9819 config/h8300/t-h8300, config/i386/athlon.md,
9820 config/i386/darwin-libgcc.10.4.ver,
9821 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
9822 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
9823 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
9824 config/i386/t-linux64, config/i386/t-nwld,
9825 config/i386/t-rtems-i386, config/i386/t-sol2-10,
9826 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
9827 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
9828 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
9829 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
9830 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
9831 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
9832 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
9833 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
9834 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
9835 config/m68k/t-uclinux, config/mcore/t-mcore,
9836 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
9837 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
9838 config/mips/crtn.asm, config/mips/irix-crti.asm,
9839 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
9840 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
9841 config/mips/mips-fixed.md, config/mips/sb1.md,
9842 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
9843 config/mips/t-iris6, config/mips/t-isa3264,
9844 config/mips/t-libgcc-mips16, config/mips/t-linux64,
9845 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
9846 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
9847 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
9848 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
9849 config/mn10300/t-linux, config/mn10300/t-mn10300,
9850 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
9851 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
9852 config/picochip/libgccExtras/clzsi2.asm,
9853 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
9854 config/rs6000/darwin-libgcc.10.4.ver,
9855 config/rs6000/darwin-libgcc.10.5.ver,
9856 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
9857 config/rs6000/t-aix43, config/rs6000/t-aix52,
9858 config/rs6000/t-darwin, config/rs6000/t-fprules,
9859 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
9860 config/rs6000/t-lynx, config/rs6000/t-netbsd,
9861 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
9862 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
9863 config/rs6000/t-rtems, config/rs6000/t-spe,
9864 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
9865 config/score/t-score-elf, config/sh/divcost-analysis,
9866 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
9867 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
9868 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
9869 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
9870 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
9871 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
9872 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
9873 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
9874 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
9875 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
9876 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
9877 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
9878 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
9879 limitx.h, version.c, xcoff.h: Add copyright and license notices.
9880 * config/h8300/genmova.sh: Include copyright and license notices
9881 in generated output.
9882 * config/h8300/mova.md: Regenerate.
9883 * doc/install.texi2html: Include word "Copyright" in copyright
9884 notice and use name "Free Software Foundation, Inc.".
9885 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
9886 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
9887 ChangeLog-2007, ChangeLog-2008: Correct dates.
9889 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
9891 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
9892 NE_EXPR operations as well.
9893 * c-parser.c (c_parser_condition): Do not set location information on
9895 (c_parser_conditional_expression): Likewise.
9896 (c_parser_binary_expression): Set location information on operators.
9897 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
9898 TRUTH_NOT_EXPR has been folded.
9899 * fold-const.c (fold_truth_not_expr): Copy location information from
9900 the incoming expression to the outgoing one.
9901 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
9902 recursive calls on the LHS of the operator but pass that of the
9903 operator to recursive calls on the RHS of the operator. Set it
9905 (shortcut_cond_expr): Set the locus of the operator on the second
9906 COND_EXPR and that of the expression on the first in degenerate cases.
9907 Pass the locus of the expression to calls to shortcut_cond_r.
9908 Set the locus of the 'then' block on the associated jump, if any.
9909 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
9910 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
9911 expression to call to gimplify_boolean_expr.
9913 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
9915 * config.gcc: Add additional configuration for
9916 i686-w64-mingw* and x86_64-w64-mingw* triplet.
9917 * config/i386/mingw-w64.h: New mingw-w64 specific header.
9918 (CPP_SPEC): Redefine for allowing -municode option.
9919 (STARTFILE_SPEC): Likewise.
9920 * config/i386/t-mingw-w64: New.
9921 * config/i386/mingw-w64.opt: New.
9922 (municode): Add new target option.
9923 * doc/invoke.texi (municode): Add documentation for new option.
9925 2009-04-21 Ian Lance Taylor <iant@google.com>
9927 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9928 Correct test for number of arguments.
9929 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
9931 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
9933 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
9934 argument of emit_library_call.
9936 2009-04-21 Richard Guenther <rguenther@suse.de>
9939 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
9940 inside VIEW_CONVERT_EXPRs.
9942 2009-04-21 Martin Jambor <mjambor@suse.cz>
9944 * tree-switch-conversion.c (build_constructors): Split a long line.
9945 (constructor_contains_same_values_p): New function.
9946 (build_one_array): Create assigns of constants if possible, do not
9947 call mark_sym_for_renaming, call update_stmt.
9948 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
9949 make_rename_temp. Do not call mark_symbols_for_renaming, call
9951 (gen_def_assigns): Do not call mark_symbols_for_renaming or
9952 find_new_referenced_vars, call update_stmt.
9953 (gen_inbound_check): Use create_tmp_var and create ssa names manually
9954 instead of calling make_rename_temp. Do not call
9955 find_new_referenced_vars or mark_symbols_for_renaming, call
9958 2009-04-21 Richard Guenther <rguenther@suse.de>
9960 PR tree-optimization/39827
9961 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
9962 (tree_ssa_phiprop): Pass the correct array size.
9964 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
9966 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
9968 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
9971 * c-typeck.c (lvalue_p): Move declaration ...
9972 * c-common.h (lvalue_p): ... to here.
9973 * c-common.c (candidate_equal_p): New.
9974 (add_tlist): Use it.
9975 (merge_tlist): Use it.
9976 (warn_for_collisions_1): Likewise.
9977 (warning_candidate_p): Accept more candidates.
9978 (verify_tree): A warning candidate can be an expression. Use
9981 2009-04-21 Ben Elliston <bje@au.ibm.com>
9984 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
9985 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
9986 options. Remove -mcall-solaris documentation.
9988 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9991 * doc/invoke.texi (-Wlong-long): Update description.
9992 * c-lex (interpret_integer): Only warn if there was no previous
9993 overflow and -Wlong-long is enabled.
9994 * c-decl.c (declspecs_add_type): Drop redundant flags.
9995 * c.opt (Wlong-long): Init to -1.
9996 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
9997 and front-end warn_long_long. Wlong-long only depends on other
9998 flags if it is uninitialized.
9999 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10000 the same for CPP and FE.
10001 (restore_extension_diagnostics): Likewise.
10003 2009-04-20 Ian Lance Taylor <iant@google.com>
10005 Fix enum conversions which are invalid in C++:
10006 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10007 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10008 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10009 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10010 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10011 (dbxout_parms): Likewise.
10012 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10013 (df_clear_flags): Likewise.
10014 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10015 top_flag parameter to int.
10016 (df_chain_create_bb_process_use): Likewise.
10017 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10019 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10020 (df_ref_create_structure, df_def_record_1): Likewise.
10021 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10022 (df_notes_rescan): Change 0 to VOIDmode in function call.
10023 (df_get_call_refs, df_insn_refs_collect): Likewise.
10024 (df_bb_regs_collect): Likewise.
10025 (df_entry_block_defs_collect): Likewise.
10026 (df_exit_block_uses_collect): Likewise.
10027 * df.h: Update declarations.
10028 * double-int.c (double_int_divmod): Add cast to enum type.
10029 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10030 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10031 (based_loc_descr): Likewise.
10032 (loc_descriptor_from_tree_1): Change first_op and second_op to
10033 enum dwarf_location_atom. Add cast to enum type.
10034 * expmed.c (init_expmed): Change 0 to SET in function call.
10035 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10036 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10037 (do_store_flag): Likewise.
10038 * fixed-value.h (struct fixed_value): Change mode to enum
10040 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10041 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10043 (insert_insn_decl, insert_decl, insert_state): Likewise.
10044 (automata_list_finish): Likewise.
10045 * genrecog.c (process_define_predicate): Add cast to enum type.
10046 * gensupport.c (init_predicate_table): Add cast to enum type.
10047 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10049 (gimple_build_call_1, gimple_build_label): Likewise.
10050 (gimple_build_goto, gimple_build_asm_1): Likewise.
10051 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10052 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10053 (enum fallback): Rename from enum fallback_t.
10054 (fallback_t): Typedef as int.
10055 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10056 GSI_SAME_STMT in function call.
10057 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10059 (setup_reg_class_relations): Likewise.
10060 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10061 (setup_prohibited_class_mode_regs): Add cast to enum type.
10062 (setup_prohibited_mode_move_regs): Likewise.
10063 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10064 (record_address_regs): Change i to enum reg_class.
10065 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10066 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10067 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10068 (GET_MODE_2XWIDER_MODE): Likewise.
10069 (GET_CLASS_NARROWEST_MODE): Likewise.
10070 * omp-low.c (expand_omp_for): Add cast to enum type.
10071 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10072 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10073 * postreload.c (reload_cse_simplify_operands): Change rclass local
10075 * predict.c (combine_predictions_for_insn): Change best_predictor
10076 and predictor to enum br_predictor.
10077 (combine_predictions_for_bb): Likewise.
10078 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10079 use SET_PREDICT_EXPR_OUTCOME.
10080 * real.c (real_arithmetic): Change icode to code in function call.
10081 * reginfo.c (init_move_cost): Add casts to enum type.
10082 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10083 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10085 * reload.c (find_valid_class): Add casts to enum type.
10086 (push_reload): Change 0 to NO_REGS in function call.
10087 (find_reloads): Change this_alternative to array of enum
10088 reg_class. Remove some now-unnecessary casts.
10089 (make_memloc): Change 0 to VOIDmode in function call.
10090 * reload1.c (reload): Change 0 to VOIDmode in function call.
10091 (eliminate_regs_1, elimination_effects): Likewise.
10092 (eliminate_regs_in_insn): Likewise.
10093 (emit_input_reload_insns): Add cast to enum type.
10094 (delete_output_reload): Change 0 to VOIDmode in function call.
10095 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10096 to enum type in function call.
10097 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10098 (SET_PREDICT_EXPR_OUTCOME): Define.
10099 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10100 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10101 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10102 (dump_function): Likewise.
10103 * tree-dump.h: Update declarations.
10104 * tree-pass.h: Update declarations.
10105 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10106 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10108 (arm_rtx_costs_1): Correct parenthesization.
10109 (arm_rtx_costs): Add casts to enum type.
10110 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10111 (vfp_emit_fstmd): Use add_rg_note.
10112 (emit_multi_reg_push, emit_sfm): Likewise.
10113 (thumb_set_frame_pointer): Likewise.
10114 (arm_expand_prologue): Likewise.
10115 (arm_regno_class): Change return type to enum reg_class.
10116 (thumb1_expand_prologue): Use add_reg_note.
10117 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10118 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10120 * config/arm/gentune.sh: Add cast to enum type.
10121 * config/arm/arm-tune.md: Rebuild.
10122 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10123 (ix86_split_fp_branch, predict_jump): Likewise.
10124 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10125 insn_code to enum rtx_code.
10126 (ix86_builtin_vectorized_function): Add cast to enum type.
10127 * config/i386/i386.md (truncdfsf2): Change slot to enum
10129 (truncxf<mode>2, isinf<mode>2): Likewise.
10130 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10132 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10133 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10134 (insert_bundle_state): Change 1 to INSERT in function call.
10135 (ia64_add_bundle_selector_before): Likewise.
10136 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10137 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10138 (restore_stack_nonlocal): Likewise.
10139 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10141 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10143 (mips_rtx_costs): Likewise.
10144 (mips_override_options): Add casts to enum type.
10145 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10147 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10148 (store_reg, set_reg_plus_d): Likewise.
10149 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10150 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10152 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10154 (emit_unlikely_jump): Use add_reg_note.
10155 (rs6000_emit_allocate_stack): Likewise.
10156 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10157 (output_toc): Change 1 to INSERT in function call.
10158 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10159 (rs6000_initialize_trampoline): Likewise.
10160 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10162 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10163 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10164 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10165 (save_gprs): Use add_reg_note.
10166 (s390_emit_prologue): Likewise.
10167 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10168 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10169 (sparc_fold_builtin): Add cast to enum type.
10170 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10172 (spu_expand_prologue): Use add_reg_note.
10173 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10175 2009-04-20 Ian Lance Taylor <iant@google.com>
10177 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10178 (c_parser_postfix_expression_after_primary): Get VEC for list of
10179 arguments. Get original types of arguments. Call
10180 build_function_call_vec.
10181 (cached_expr_list_1, cached_expr_list_2): New static variables.
10182 (c_parser_expr_list): Change return type to VEC *. Add
10183 p_orig_types parameter. Change all callers.
10184 (c_parser_release_expr): New static function.
10185 (c_parser_vec_to_tree_list): New static function.
10186 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10187 call build_function_call_vec.
10188 (build_function_call_vec): New function, based on old
10189 build_function_call.
10190 (convert_arguments): Remove nargs and argarray parameters. Change
10191 values to a VEC. Add origtypes parameter.
10192 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10193 (convert_for_assignment): Add origtype parameter. Change all
10194 callers. If warn_cxx_compat, check for conversion to an enum
10195 type when calling a function.
10196 (store_init_value): Add origtype parameter. Change all callers.
10197 (digest_init): Likewise.
10198 (struct init_node): Add origtype field.
10199 (add_pending_init): Add origtype parameter. Change all callers.
10200 (output_init_element): Likewise.
10201 (output_pending_init_elements): Pass origtype from init_node to
10202 output_init_element.
10203 (process_init_element): Pass origtype from c_expr to
10204 output_init_element.
10205 (c_finish_return): Add origtype parameter. Change all callers.
10206 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10208 (sync_resolve_params): Likewise.
10209 (sync_resolve_return): Change params to first_param. Change caller.
10210 (resolve_overloaded_builtins): Change params to VEC *. Change
10211 callers. Save first parameter around call to build_function_call_vec.
10212 * c-decl.c (finish_decl): Add origtype parameter. Change all
10213 callers. Call build_function_call_vec rather than
10214 build_function_call for cleanup.
10215 * c-tree.h: Update declarations.
10216 * c-common.h: Update declarations.
10217 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10218 params to first_param.
10219 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10220 params parameter from tree to void *.
10221 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10222 Change arglist parameter to have type void *, and to be a pointer
10224 * config/rs6000/rs6000-protos.h
10225 (altivec_resolve_overloaded_builtin): Update declaration.
10226 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10227 fnargs parameter to have type void *, and to be a pointer to a
10228 VEC. Call build_function_call_vec instead of
10229 build_function_call.
10230 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10232 2009-04-20 Joey Ye <joey.ye@intel.com>
10233 Xuepeng Guo <xuepeng.guo@intel.com>
10234 H.J. Lu <hongjiu.lu@intel.com>
10236 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10238 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10239 (IX86_LEA_PRIORITY): Likewise.
10240 (distance_non_agu_define): New function.
10241 (distance_agu_use): Likewise.
10242 (ix86_lea_for_add_ok): Likewise.
10243 (ix86_dep_by_shift_count): Likewise.
10245 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10246 should split for LEA.
10248 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10250 (ix86_dep_by_shift_count): Likewise.
10252 2009-04-20 Richard Guenther <rguenther@suse.de>
10254 * expr.c (handled_component_p): Move ...
10255 * tree.h (handled_component_p): ... here.
10256 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10257 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10258 and REALPART_EXPR to be in one group.
10260 2009-04-20 Richard Guenther <rguenther@suse.de>
10262 * basic-block.h (get_all_dominated_blocks): Declare.
10263 * dominance.c (get_all_dominated_blocks): New function.
10264 * tree-cfg.c (get_all_dominated_blocks): Remove.
10265 (remove_edge_and_dominated_blocks): Adjust.
10266 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10267 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10268 instead of recursing.
10270 2009-04-20 Doug Kwan <dougkwan@google.com>
10272 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10273 (struct cgraph_node_set_def): New type.
10274 (cgraph_node_set) New type. Also declare vector functions.
10275 (struct cgraph_node_set_element_def): New type.
10276 (cgraph_node_set_element): Ditto.
10277 (cgraph_node_set_iterator): New iterator type.
10278 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10279 cgraph_node_set_remove, dump_cgraph_node_set,
10280 debug_cgraph_node_set): New prototypes.
10281 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10282 cgraph_node_set_size): New inlines.
10283 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10284 including cgraph.h.
10285 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10286 argument to function 'write_summary'.
10287 * ipa.c: Include ggc.h.
10288 (hash_cgraph_node_set_element,
10289 eq_cgraph_node_set_element, cgraph_node_set_new,
10290 cgraph_node_set_add, cgraph_node_set_remove,
10291 cgraph_node_set_find, dump_cgraph_node_set,
10292 debug_cgraph_node_set): New functions.
10293 * Makefile.in (ipa.o): Add dependency on GGC_H.
10295 2009-04-20 Ira Rosen <irar@il.ibm.com>
10297 PR tree-optimization/39675
10298 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10299 check of the return code of vect_schedule_slp. Check that
10300 stmt_vec_info still exists for the statement, before checking its
10301 vectorization type.
10303 2009-04-20 Michael Matz <matz@suse.de>
10305 * Makefile.in (generated_files): Take out $(simple_generated_c).
10307 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10309 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10310 (UINTPTR_TYPE): Likewise.
10312 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10315 * c-typeck.c (digest_init): Check for initializing an array with a
10318 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10321 * c-semantics.c (pop_stmt_list): Propagate
10322 STATEMENT_LIST_HAS_LABEL to parent statement list.
10324 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10326 * config/mips/mips.h (mips_tune_attr): New macro.
10327 * config/mips/mips.md (cpu): Use it.
10329 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10332 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10335 2009-04-19 Diego Novillo <dnovillo@google.com>
10337 * toplev.c (compile_file): Move call to coverage_finish ...
10338 * cgraphunit.c (ipa_passes): ... here.
10339 Call cgraph_process_new_functions.
10340 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10341 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10343 2009-04-19 Jan Hubicka <jh@suse.cz>
10345 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10347 (dump_cgraph_node): Dump can throw external flag.
10348 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10350 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10354 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10355 * common.opt (Wlogical-op): Move from here...
10356 * c.opt (Wlogical-op): ... to here.
10357 * c-typeck.c (parser_build_binary_op): Update call to
10358 warn_logical_operator.
10359 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10361 * c-common.c (warn_logical_op): Update.
10362 * c-common.h (warn_logical_op): Update declaration.
10364 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10366 * tree.c (protected_set_expr_location): Fix formatting.
10368 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10371 * c-typeck.c (readonly_warning): new.
10372 (build_unary_op, build_modify_expr): Use readonly_warning for
10373 storing into something readonly but not const-qualified.
10375 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10378 * c-typeck.c (build_unary_op): Check for taking address of
10379 expression of type void.
10381 2009-04-18 Joseph Myers <joseph@codesourcery.com>
10384 * c-typeck.c (build_function_call): Check for calling a function
10385 with qualified void return types. Call require_complete_type when
10388 2009-04-18 Jan Hubicka <jh@suse.cz>
10390 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
10392 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
10393 can_throw_external flag.
10394 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
10395 * ipa-pure-const.c (ignore_edge): New function.
10396 (propagate): Compute order for NOTHROW computation; set NOTHROWs
10397 only over can_throw_external edges.
10398 (local_pure_const): Add nothrow flag.
10399 * ipa-utils.c (searchc): Add ignore_edge callback.
10400 (ipa_utils_reduced_inorder): Add ignore_edge callback.
10401 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
10402 (set_nothrow_function_flags): Update cgraph.
10403 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
10405 2009-04-18 Richard Guenther <rguenther@suse.de>
10407 PR middle-end/39804
10408 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
10409 (fold_stmt): ... this and ...
10410 (fold_stmt_inplace): ... this.
10411 (fold_stmt_1): Fold references in calls and asms.
10412 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
10414 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10416 * tree-vrp.c (ssa_name_nonzero_p): Remove.
10417 * tree.h: Remove the prototype for ssa_name_nonzero_p.
10419 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10421 * tree.c (function_args_count): Remove.
10422 * tree.h: Remove the prototype for function_args_count.
10424 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10426 * tree-iterator.c (expr_only): Remove.
10427 * tree.h: Remove the prototype for expr_only.
10429 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10431 * reginfo.c (cannot_change_mode_set_regs): Remove.
10432 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
10434 2009-04-08 Anatoly Sokolov <aesok@post.ru>
10436 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
10437 whether operands 0 and 1 overlaps.
10439 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
10441 PR middle-end/36902
10442 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
10443 pointer. Use warning_at instead of warning.
10444 (search_for_addr_array): Likewise.
10445 (check_array_bounds): Likewise.
10446 (check_all_array_refs): Check that the incoming edge is not in the
10447 list of edges to be removed.
10448 (check_all_array_refs): Avoid the temporal pointer.
10449 (vrp_visit_cond_stmt): Fix typo.
10450 (simplify_switch_using_ranges): Handle the case where the switch
10451 index is an integer constant.
10453 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
10455 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
10457 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
10459 * doc/extend.texi, doc/invoke.texi: Fix typos.
10461 2009-04-17 Cary Coutant <ccoutant@google.com>
10463 * tree-flow-inline.h (get_lineno): Fix inverted test.
10465 2009-04-17 Diego Novillo <dnovillo@google.com>
10467 * tree-ssa-pre.c (create_expression_by_pieces): Remove
10468 assertion for AVAIL_OUT.
10470 2009-04-17 Mike Frysinger <vapier@gentoo.org>
10473 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
10474 * config/sh/linux-atomic.asm: Likewise.
10476 2009-04-17 Diego Novillo <dnovillo@google.com>
10478 * except.c (debug_eh_tree): New.
10479 (struct eh_region, struct eh_status): Move ...
10480 * except.h: ... here.
10481 (add_type_for_runtime): Declare extern.
10482 (lookup_type_for_runtime): Likewise.
10483 (debug_eh_tree): Declare.
10484 * Makefile.in (GTFILES): List except.h before except.c
10486 2009-04-17 Diego Novillo <dnovillo@google.com>
10488 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
10489 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
10490 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
10491 (find_vars_r): ... here.
10492 * tree-flow.h (find_referenced_vars_in): Declare.
10493 * tree-ssa-pre.c (create_expression_by_pieces): Assert
10494 that AVAIL_OUT exists for BLOCK.
10495 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
10496 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
10497 (tree-parloops.o): Likewise.
10499 2009-04-17 Simon Baldwin <simonb@google.com>
10501 * toplev.c (default_tree_printer): Add handling for %E format.
10503 2009-04-17 Diego Novillo <dnovillo@google.com>
10505 * tree-pretty-print.c (dump_generic_node): Add break after
10506 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
10507 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
10508 FUNCTION_TYPE together. Call print_struct_decl when printing
10509 structures and TDF_SLIM is not given.
10510 (print_struct_decl): Fix logic for detecting recursion.
10512 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10515 * gcc.c (create_at_file): New.
10516 (compile_input_file_p): New.
10517 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
10518 * main.c (main): Update call to toplev_main.
10519 * toplev.c (toplev_main): Change signature. Call expandargv.
10520 * toplev.h (toplev_main): Change signature.
10522 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10524 * dwarf2out.c (field_byte_offset): Use the type size as the field size
10525 if the latter is not constant.
10527 2009-04-17 David Edelsohn <edelsohn@gnu.org>
10529 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
10531 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
10533 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
10534 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
10536 2009-04-17 Richard Guenther <rguenther@suse.de>
10538 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10539 Handle component references view-converting an invariant address.
10541 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
10543 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
10544 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
10545 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
10546 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
10547 Use @deftypevr rather than @deftypevar.
10549 2009-04-17 Richard Guenther <rguenther@suse.de>
10551 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
10552 (get_prop_source_stmt): Likewise.
10553 (can_propagate_from): Likewise.
10555 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
10557 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
10558 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
10559 (--with-multilib-list): Add default value.
10560 * configure: Regenerate.
10561 * Makefile.in (TM_ENDIAN_CONFIG): Define.
10562 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
10563 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
10564 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
10565 Don't add default cpu to multilib list unnecessarily, but do enable
10566 the relevant compiler option..
10567 Add support for --with-multilib-list=<blank> and
10568 --with-multilib-list=!<somelib> to supress unwanted multilibs.
10569 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
10570 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
10571 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
10572 TM_MULTILIB_CONFIG.
10573 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
10574 (MULTILIB_OSDIRNAMES): New variable.
10575 * config/sh/t-1e: Delete file.
10576 * config/sh/t-mlib-sh1: Delete file.
10577 * config/sh/t-mlib-sh2: Delete file.
10578 * config/sh/t-mlib-sh2a: Delete file.
10579 * config/sh/t-mlib-sh2a-nofpu: Delete file.
10580 * config/sh/t-mlib-sh2a-single: Delete file.
10581 * config/sh/t-mlib-sh2a-single-only: Delete file.
10582 * config/sh/t-mlib-sh2e: Delete file.
10583 * config/sh/t-mlib-sh3e: Delete file.
10584 * config/sh/t-mlib-sh4: Delete file.
10585 * config/sh/t-mlib-sh4-nofpu: Delete file.
10586 * config/sh/t-mlib-sh4-single: Delete file.
10587 * config/sh/t-mlib-sh4-single-only: Delete file.
10588 * config/sh/t-mlib-sh4a: Delete file.
10589 * config/sh/t-mlib-sh4a-nofpu: Delete file.
10590 * config/sh/t-mlib-sh4a-single: Delete file.
10591 * config/sh/t-mlib-sh4a-single-only: Delete file.
10592 * config/sh/t-mlib-sh4al: Delete file.
10593 * config/sh/t-mlib-sh5-32media: Delete file.
10594 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
10595 * config/sh/t-mlib-sh5-64media: Delete file.
10596 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
10597 * config/sh/t-mlib-sh5-compact: Delete file.
10598 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
10599 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
10600 * doc/install.texi (Options specification): Add
10601 --with-multilib-list and --with-endian.
10603 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
10605 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
10607 (OBJS-common): Add plugin-version.o.
10608 (plugin-version.o): New.
10609 * gcc-plugin.h (plugin_gcc_version): New.
10610 (plugin_default_version_check): New.
10611 (plugin_init_func, plugin_init): Add version argument.
10612 * plugin-version.c: New.
10613 * plugin.c (str_plugin_gcc_version_name): New.
10614 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
10615 pass it to the init function.
10616 (plugin_default_version_check): New.
10618 2009-04-17 Richard Guenther <rguenther@suse.de>
10620 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
10621 for decl-vs-decl disambiguation.
10623 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
10625 * config/s390/s390.h (s390_tune_attr): New macro definition.
10626 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
10628 2009-04-17 Richard Guenther <rguenther@suse.de>
10630 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
10631 (fold_stmt_r): Likewise.
10632 (maybe_fold_reference): New function.
10633 (fold_gimple_assign): Handle cases fold_stmt_r did.
10634 (fold_stmt): Do not use fold_stmt_r.
10635 (fold_stmt_inplace): Likewise.
10637 2009-04-17 Richard Guenther <rguenther@suse.de>
10639 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
10640 (record_equivalences_from_stmt): Remove useless checks and
10642 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
10643 the type is already suitable.
10645 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
10647 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
10649 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
10651 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
10652 (CMPtype): Define as __gcc_CMPtype.
10654 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
10656 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
10657 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
10659 2009-04-17 Richard Guenther <rguenther@suse.de>
10661 PR tree-optimization/39746
10662 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10663 special-casing for builtins and static variable use/def.
10664 (call_may_clobber_ref_p_1): Likewise.
10666 2009-04-16 Ian Lance Taylor <iant@google.com>
10668 * df.h: Include "timevar.h".
10669 (struct df_problem): Change tv_id field to timevar_id_t.
10670 * tree-pass.h: Include "timevar.h".
10671 (struct opt_pass): Change tv_id field to timevar_id_t.
10672 * timevar.h (timevar_id_t): Define TV_NONE.
10673 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
10674 TV_NONE rather than tv_id != 0.
10675 (execute_one_pass): Likewise.
10676 * Makefile.in (DF_H): Add $(TIMEVAR_H).
10677 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
10678 dependencies to $(TREE_PASS_H).
10679 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
10681 (pass_branch_target_load_optimize2): Likewise.
10682 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
10683 (pass_outof_cfg_layout_mode): Likewise.
10684 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
10685 (pass_rebuild_cgraph_edges): Likewise.
10686 (pass_remove_cgraph_callee_edges): Likewise.
10687 * df-core.c (pass_df_initialize_opt): Likewise.
10688 (pass_df_initialize_no_opt): Likewise.
10689 (pass_df_finish): Likewise.
10690 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
10691 * except.c (pass_set_nothrow_function_flags): Likewise.
10692 (pass_convert_to_eh_region_ranges): Likewise.
10693 * final.c (pass_compute_alignments): Likewise.
10694 * function.c (pass_instantiate_virtual_regs): Likewise.
10695 (pass_init_function): Likewise.
10696 (pass_leaf_regs): Likewise.
10697 (pass_match_asm_constraints): Likewise.
10698 * gimple-low.c (pass_lower_cf): Likewise.
10699 (pass_mark_used_blocks): Likewise.
10700 * init-regs.c (pass_initialize_regs): Likewise.
10701 * integrate.c (pass_initial_value_sets): Likewise.
10702 * ira.c (pass_ira): Likewise.
10703 * jump.c (pass_cleanup_barriers): Likewise.
10704 * omp-low.c (pass_expand_omp): Likewise.
10705 (pass_lower_omp): Likewise.
10706 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
10707 * recog.c (pass_split_all_insns): Likewise.
10708 (pass_split_after_reload): Likewise.
10709 (pass_split_before_regstack): Likewise.
10710 (pass_split_before_sched2): Likewise.
10711 (pass_split_for_shorten_branches): Likewise.
10712 * reginfo.c (pass_reginfo_init): Likewise.
10713 (pass_subregs_of_mode_init): Likewise.
10714 (pass_subregs_of_mode_finish): Likewise.
10715 * passes.c (pass_postreload): Likewise.
10716 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
10717 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
10718 (pass_warn_function_return): Likewise.
10719 (pass_warn_function_noreturn): Likewise.
10720 * tree-complex.c (pass_lower_complex): Likewise.
10721 (pass_lower_complex_O0): Likewise.
10722 * tree-if-conv.c (pass_if_conversion): Likewise.
10723 * tree-into-ssa.c (pass_build_ssa): Likewise.
10724 * tree-mudflap.c (pass_mudflap_1): Likewise.
10725 (pass_mudflap_2): Likewise.
10726 * tree-nomudflap.c (pass_mudflap_1): Likewise.
10727 (pass_mudflap_2): Likewise.
10728 * tree-nrv.c (pass_return_slot): Likewise.
10729 * tree-object-size.c (pass_object_sizes): Likewise.
10730 * tree-optimize.c (pass_all_optimizations): Likewise.
10731 (pass_early_local_passes): Likewise.
10732 (pass_all_early_optimizations): Likewise.
10733 (pass_cleanup_cfg): Likewise.
10734 (pass_cleanup_cfg_post_optimizing): Likewise.
10735 (pass_free_datastructures): Likewise.
10736 (pass_free_cfg_annotations): Likewise.
10737 (pass_fixup_cfg): Likewise.
10738 (pass_init_datastructures): Likewise.
10739 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
10740 (pass_late_warn_uninitialized): Likewise.
10741 (pass_update_address_taken): Likewise.
10742 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
10743 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
10744 (pass_cse_sincos): Likewise.
10745 (pass_convert_to_rsqrt): Likewise.
10746 * tree-ssa-structalias.c (pass_build_alias): Likewise.
10747 * tree-stdarg.c (pass_stdarg): Likewise.
10748 * tree-tailcall.c (pass_tail_recursion): Likewise.
10749 (pass_tail_calls): Likewise.
10750 * tree-vect-generic.c (pass_lower_vector): Likewise.
10751 (pass_lower_vector_ssa): Likewise.
10752 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
10754 2009-04-16 Joseph Myers <joseph@codesourcery.com>
10756 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
10758 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
10760 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
10761 logical and signext.
10763 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
10766 * config/sh/predicates.md (arith_operand): Check if the operand
10767 of TRUNCATE is a REG.
10769 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10771 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10772 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10774 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10776 * tree-iterator.c (tsi_split_statement_list_after,
10777 tsi_split_statement_list_before): Remove.
10778 * tree-iterator.h: Remove the prototypes for
10779 tsi_split_statement_list_after and tsi_split_statement_list_before.
10781 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10783 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
10784 * tree-ssa-propagate.h: Remove the prototype for
10785 stmt_makes_single_load.
10787 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10789 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10790 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
10792 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10794 * tree-iterator.c (EXPR_LAST_BODY): Remove.
10796 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10798 * except.c (eh_region_outer_p): Remove.
10799 * except.h: Remove the prototype for eh_region_outer_p.
10801 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
10803 * function.c (current_function_assembler_name): Remove.
10804 * function.h: Remove the prototype for
10805 current_function_assembler_name.
10807 2009-04-16 Ian Lance Taylor <iant@google.com>
10809 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
10810 (add_reg_note): Call alloc_reg_note.
10811 * rtl.h (alloc_reg_note): Declare.
10812 * combine.c (try_combine): Use alloc_reg_note.
10813 (recog_for_combine, move_deaths): Likewise.
10814 (distribute_notes): Use alloc_reg_note and add_reg_note.
10815 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
10816 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
10817 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
10819 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
10821 PR rtl-optimization/39762
10822 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
10823 ira_may_move_out_cost): Add comments about way of their usage.
10824 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
10826 * ira-conflicts.c (process_regs_for_copy): Use function
10827 ira_get_register_move_cost instead of global
10828 ira_register_move_cost.
10830 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
10831 color_pass, move_spill_restore, update_curr_costs): Ditto.
10833 * ira-lives.c (process_single_reg_class_operands): Ditto.
10835 * ira-emit.c (emit_move_list): Ditto.
10837 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
10838 (record_reg_classes): Ditto. Use functions
10839 ira_get_register_move_cost and ira_get_may_move_cost instead of
10840 global vars ira_register_move_cost, ira_may_move_out_cost and
10841 ira_may_move_in_cost.
10842 (record_address_regs): Don't call ira_init_register_move_cost.
10843 Use function ira_get_may_move_cost instead of global
10844 ira_may_move_in_cost.
10845 (process_bb_node_for_hard_reg_moves): Use function
10846 ira_get_register_move_cost instead of global ira_register_move_cost.
10847 (ira_costs): Don't call ira_init_register_move_cost.
10849 2009-04-16 Richard Guenther <rguenther@suse.de>
10851 * tree-cfg.c (verify_gimple_assign_binary):
10852 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
10853 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
10854 (create_general_new_stmt): Note that this function is broken.
10856 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10858 * common.opt (fhelp): Add Var(help_flag).
10859 * gcc-plugin.h (plugin_info): Add help.
10860 * plugin.c (plugin_name_args): Add help.
10861 (register_plugin_info): Set plugin->help.
10862 (print_help_one_plugin): New.
10863 (print_plugins_help): New.
10864 * plugin.h (print_plugins_help): New.
10865 * toplev.c (toplev_main): Call print_plugins_help if needed.
10867 2009-04-16 Richard Guenther <rguenther@suse.de>
10869 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
10870 (gimple_ior_addresses_taken_1): New function.
10871 (gimple_ior_addresses_taken): Likewise.
10872 * gimple.h (struct gimple_statement_with_ops_base): Remove
10873 addresses_taken member.
10874 (gimple_ior_addresses_taken): Declare.
10875 (gimple_addresses_taken, gimple_addresses_taken_ptr,
10876 gimple_set_addresses_taken): Remove.
10877 * ipa-reference.c (mark_address): New function.
10878 (scan_stmt_for_static_refs): Use it for marking addresses taken.
10879 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
10880 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
10881 (gimple_add_to_addresses_taken): Remove.
10882 (get_tmr_operands): Call mark_address_taken.
10883 (get_asm_expr_operands): Likewise.
10884 (get_expr_operands): Likewise.
10885 (build_ssa_operands): Do not clear the addresses_taken bitmap.
10886 (free_stmt_operands): Do not free it.
10887 * tree-ssa.c (delete_tree_ssa): Likewise.
10888 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
10890 2009-04-16 Richard Guenther <rguenther@suse.de>
10892 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
10893 (walk_stmt_load_store_ops): Likewise.
10894 * gimple.c (get_base_loadstore): New function.
10895 (walk_stmt_load_store_addr_ops): Likewise.
10896 (walk_stmt_load_store_ops): Likewise.
10897 * ipa-pure-const.c (check_op): Simplify.
10898 (check_load, check_store): New functions.
10899 (check_stmt): Use walk_stmt_load_store_ops.
10900 * ipa-reference.c (mark_load): Adjust signature.
10901 (mark_store): Likewise.
10902 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
10904 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10906 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
10907 (plugin_info): New.
10908 * opts.c (common_handle_option): Don't call print_version.
10909 * plugin.c (plugin_name_args): Add version.
10910 (register_plugin_info): New.
10911 (register_callback): Handle PLUGIN_INFO.
10912 (try_init_one_plugin): New.
10913 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
10915 (finalize_one_plugin): New.
10916 (finalize_plugins): New.
10917 (print_one_plugin): New.
10918 (print_plugins_versions): New.
10919 * plugin.h (print_plugins_versions): New.
10920 (finalize_plugins): New.
10921 * toplev.c (compile_file): Don't call initialize_plugins.
10922 (print_version): Call print_plugins_versions.
10923 (toplev_main): Call initialize_plugins. Print version if needed.
10924 Call finalize_plugins.
10926 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
10928 * common.opt (fversion): New.
10929 * gcc.c (print_version): New.
10930 (process_command): Don't print the version. Just set print_version.
10931 (main): Print version. Call subprocesses if print_version and
10932 verbose_flag are set.
10933 * opts.c (common_handle_option): Handle OPT_fversion.
10935 2009-04-16 Richard Guenther <rguenther@suse.de>
10936 Ira Rosen <irar@il.ibm.com>
10938 PR tree-optimization/39698
10939 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
10940 type of the reduction variable. Only generate the def if
10943 * omp-low.c (expand_omp_for_generic): When converting to a pointer
10944 make sure to first convert to an integer of the same precision.
10945 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
10946 the type of the evolution correctly in computing the new
10947 induction variable base.
10949 2009-04-16 Richard Guenther <rguenther@suse.de>
10951 PR middle-end/39625
10952 * tree-cfg.c (make_blocks): Split statements with to-be
10953 abnormal SSA names on the lhs.
10955 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
10957 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
10958 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
10959 * c-typeck.c (really_start_incremental_init): Likewise.
10960 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
10961 (TARGET_INITIALIZER): Remove it.
10962 * target.h (struct target): Remove vector_opaque_p.
10963 * tree.c (build_opaque_vector_type): New.
10964 * tree.h (TYPE_VECTOR_OPAQUE): New.
10965 (build_opaque_vector_type): Declare.
10966 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
10967 * config/rs6000/rs6000.c (build_opaque_vector_type,
10968 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
10969 (rs6000_init_builtins): Use build_opaque_vector_type for
10970 opaque_V4SI_type_node.
10972 2009-04-15 Catherine Moore <clm@codesourcery.com>
10974 * debug.h (set_name): Declare.
10975 * dwarf2out.c (dwarf2out_set_name): Declare.
10976 (dwarf2_debug_hooks): Add set_name.
10977 (find_AT_string): New.
10978 (add_AT_string): Call find_AT_string.
10979 (dwarf2out_set_name): New.
10980 * cp/decl.c (grokdeclarator): Call set_name.
10981 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
10982 * debug.c (do_nothing_debug_hooks): Likewise.
10983 * dbxout.c (dbx_debug_hooks): Likewise.
10984 * sdbout.c (sdb_debug_hooks): Likewise.
10986 2009-04-15 Michael Eager <eager@eagercon.com>
10988 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
10989 reg for single-precision FPU.
10990 * config/rs6000/rs6000.md (movsi_internal1): Only for
10991 !TARGET_SINGLE_FPU.
10992 (movsi_internal1_single): New. Add pattern to move SI values to/from
10993 single-precision FP regs.
10995 2009-04-15 Richard Guenther <rguenther@suse.de>
10997 * omp-low.c (lower_rec_input_clauses): Build correct address
10999 (expand_omp_for_generic): Fix multiplication type.
11000 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11001 (generate_memset_zero): Fix types.
11002 * tree-profile.c (prepare_instrumented_value): Correctly
11005 2009-04-15 Ian Lance Taylor <iant@google.com>
11007 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11008 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11009 for -Wall and for -Wc++-compat.
11010 (c_common_post_options): For C++, set warn_enum_compare if not
11012 * c-tree.h (struct c_expr): Add field original_type.
11013 (build_external_ref): Update declaration.
11014 * c-parser.c (c_parser_braced_init): Set original_type.
11015 (c_parser_initelt): Likewise.
11016 (c_parser_expr_no_commas): Likewise.
11017 (c_parser_conditional_expression): Likewise.
11018 (c_parser_cast_expression): Likewise.
11019 (c_parser_unary_expression): Likewise. Pull setting of
11020 original_code to top of function.
11021 (c_parser_sizeof_expression): Set original_type.
11022 (c_parser_alignof_expression): Likewise.
11023 (c_parser_postfix_expression): Likewise. Pull setting of
11024 original_code to top of function.
11025 (c_parser_postfix_expression_after_paren_type): Set original_type.
11026 (c_parser_postfix_expression_after_primary): Likewise.
11027 (c_parser_expression): Likewise.
11028 * c-typeck.c (build_external_ref): Add type parameter. Change all
11030 (c_expr_sizeof_expr): Set original_type field.
11031 (parser_build_unary_op): Likewise.
11032 (parser_build_binary_op): Likewise. Optionally warn about
11033 comparisons of enums of different types.
11034 (digest_init): Set original_type field.
11035 (really_start_incremental_init): Likewise.
11036 (push_init_level, pop_init_level): Likewise.
11037 * doc/invoke.texi (Warning Options): -Wenum-compare now
11040 2009-04-15 Richard Guenther <rguenther@suse.de>
11042 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11043 out a necessary conversion.
11044 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11045 names we didn't value number.
11046 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11048 2009-04-15 Richard Guenther <rguenther@suse.de>
11050 PR tree-optimization/39764
11051 * tree-ssa-ccp.c (get_value): Canonicalize value with
11052 canonicalize_float_value.
11054 2009-04-15 Jan Hubicka <jh@suse.cz>
11056 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11057 Wrong version of patch.
11059 2009-04-15 Jan Hubicka <jh@suse.cz>
11061 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11063 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11065 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11066 our distinct integral and vector types.
11068 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11070 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11071 * init.c (build_vtbl_address): Remove call to assemble_external.
11073 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11075 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11076 output for other floating point modes.
11078 2009-04-14 Diego Novillo <dnovillo@google.com>
11080 * diagnostic.c (diagnostic_report_diagnostic): Do not
11081 warn about loaded plugins for DK_ERROR and DK_WARNING.
11082 * c-decl.c (declspecs_add_type): Move call to
11083 invoke_plugin_callbacks ...
11084 * c-parser.c (c_parser_declspecs): ... here.
11085 * plugin.c (dump_active_plugins): Tidy output.
11087 2009-04-14 Diego Novillo <dnovillo@google.com>
11088 Le-Chun Wu <lcwu@google.com>
11090 * configure.ac: Add --enable-plugin support.
11091 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11092 * Makefile.in (PLUGIN_H): Define.
11093 Export ENABLE_PLUGIN and GMPINC to site.exp.
11094 Add PLUGINLIBS to link command.
11095 Add/modify dependencies for plugin.o and files including plugin.h.
11097 * config.in: Regenerate.
11099 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11102 2009-04-14 Le-Chun Wu <lcwu@google.com>
11104 * tree-pass.h (register_one_dump_file): Add a prototype for
11105 register_one_dump_file.
11106 * toplev.c (compile_file): Call initialize_plugins.
11107 (do_compile): Call invoke_plugin_callbacks.
11108 (toplev_main): Call invoke_plugin_callbacks.
11109 * common.opt: Add -fplugin= and -fplugin-arg-.
11110 * gcc-plugin.h: New public header file for plugins to include.
11111 * plugin.c: New source file.
11112 * plugin.h: New internal header file.
11113 * passes.c (register_one_dump_file): Make it external.
11115 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11117 2009-04-14 Diego Novillo <dnovillo@google.com>
11119 * doc/plugins.texi: New.
11120 * doc/gccint.texi: Add reference to Plugins chapter.
11121 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11122 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11123 loaded plugins, if any.
11124 * timevar.def (TV_PLUGIN_INIT): Define.
11125 (TV_PLUGIN_RUN): Define.
11126 * plugin.c: Include timevar.h
11127 (plugins_active_p): New.
11128 (dump_active_plugins): New.
11129 (debug_active_plugins): New.
11131 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11133 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11135 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11137 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11139 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11140 the same as a minus without a shift.
11142 2009-04-14 Nick Clifton <nickc@redhat.com>
11144 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11145 comparisons with small integers will always produce a short
11148 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11151 2008-12-19 Diego Novillo <dnovillo@google.com>
11153 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11155 2009-04-14 Richard Guenther <rguenther@suse.de>
11157 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11159 (verify_gimple_assign_binary): Likewise. Handle shifts and
11161 (verify_gimple_phi): Print the mismatched argument position.
11162 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11164 (vect_update_init_of_dr): Likewise.
11165 * matrix-reorg.c (transform_access_sites): Do what the
11167 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11169 2009-04-13 Michael Eager <eager@eagercon.com>
11171 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11172 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11173 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11174 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11175 remove duplicate config
11177 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11179 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11180 file_name:line_number type locator of the call site.
11182 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11184 * genautomata.c: Put blank after comma.
11185 (automaton_decls): New.
11186 (struct unit_usage): Add comments to member next.
11187 (store_alt_unit_usage): Keep the list ordered.
11188 (unit_present_on_list_p, equal_alternatives_p): New.
11189 (check_regexp_units_distribution): Check units distribution
11190 correctness correctly.
11191 (main): Don't write automata if error is found. Return correct
11194 * config/m68k/cf.md (cfv4_ds): Remove.
11195 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11196 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11198 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11199 power4-load-ext, power4-store, power4-store-update,
11200 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11201 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11202 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11203 power4-sqrt, power4-isync): Modify reservation to make correct
11204 unit distribution to automata.
11206 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11207 power5-store-update, power5-two, power5-three, power5-lmul,
11208 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11210 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11212 * except.c (pass_set_nothrow_function_flags): Set name and add
11214 (set_nothrow_function_flags): Mention in the dump file when
11215 changing a function to nothrow.
11217 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11220 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11221 instead of unsigned long.
11223 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11225 * config/arm/arm.c (return_used_this_function): Remove.
11226 (arm_output_function_prologue): Remove use of
11227 return_used_this_function.
11228 (output_return_instruction): Replace use of
11229 return_used_this_function
11230 by cfun->machine->return_used_this_function.
11231 (arm_output_epilogue): Likewise.
11232 (arm_output_function_epilogue): Likewise.
11233 (thumb_unexpanded_epilogue): Likewise.
11234 * config/arm/arm.h (struct machine_function):
11235 New member return_used_this_function.
11237 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11239 * doc/install.texi: Correct description of default directory for
11240 --with-gxx-include-dir.
11242 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11244 * fold-const.c (build_range_check): Properly deal with enumeral and
11245 boolean base types.
11247 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11249 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11250 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11251 * params.h (MAX_GCSE_PASSES): Remove.
11252 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11253 in sequence. Remove ability to run multiple passes.
11254 (bypass_jumps): Report run as third CPROP pass.
11256 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11258 PR middle-end/39651
11259 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11260 when deciding whether the whole SEQUENCE can throw.
11262 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11265 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11266 offseted label references.
11268 2009-04-11 Jan Hubicka <jh@suse.cz>
11270 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11272 2009-04-11 Richard Guenther <rguenther@suse.de>
11274 PR middle-end/39732
11275 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11276 return variables as TREE_ADDRESSABLE.
11278 2009-04-11 Richard Guenther <rguenther@suse.de>
11280 PR tree-optimization/39713
11281 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11282 reference trees have SSA_NAME operands.
11284 2009-04-11 Richard Guenther <rguenther@suse.de>
11287 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11288 address expressions.
11290 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11292 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11293 match changes in Cygwin 1.7
11294 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11295 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11297 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11299 PR tree-optimization/39701
11300 * doc/invoke.texi (Optimization Options): Document change in
11301 meaning and initialization of -fdelete-null-pointer-checks.
11303 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11305 PR middle-end/39701
11306 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11308 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11311 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11313 2009-04-10 Chao-ying Fu <fu@mips.com>
11315 * doc/tm.texi (Instruction Output): Document
11316 TARGET_ASM_FINAL_POSTSCAN_INSN.
11317 * target.h (final_postscan_insn): New field in asm_out.
11318 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11319 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11320 * final.c (final_scan_insn): Call
11321 targetm.asm_out.final_postscan_insn after outputting
11322 an asm macro and a normal instruction.
11324 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11325 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11326 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11327 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11328 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11330 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11332 PR middle-end/39701
11333 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11334 variables as non-NULL even with -fdelete-null-pointer-checks.
11336 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11338 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11340 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11343 * config/i386/i386.c (classify_argument): Handle SCmode with
11344 (bit_offset % 64) != 0.
11346 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11348 * doc/invoke.texi (Optimize Options): Add cross-reference to
11349 -Q --help=optimizers examples.
11351 2009-04-10 Ben Elliston <bje@au.ibm.com>
11354 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11355 regalign for the reg == fpr and TDmode case.
11357 2009-04-09 David Ayers <ayers@fsfe.org>
11360 * objc/objc-act.c (warn_with_method): Remove helper function.
11361 (check_duplicates): Call warning and inform directly.
11362 (really_start_method): Likewise.
11364 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11366 * expmed.c (expand_divmod): Always use a comparison for a division
11367 by a large unsigned integer.
11369 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
11370 for things others than variables or functions as nonzero.
11372 2009-04-09 Nick Clifton <nickc@redhat.com>
11374 * unwind-compat.c: Change copyright header to refer to version
11375 3 of the GNU General Public License with version 3.1 of the
11376 GCC Runtime Library Exception and to point readers at the
11377 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
11378 * config/alpha/crtfastmath.c: Likewise.
11379 * config/alpha/linux-unwind.h: Likewise.
11380 * config/alpha/qrnnd.asm: Likewise.
11381 * config/alpha/vms-crt0-64.c: Likewise.
11382 * config/alpha/vms-crt0.c: Likewise.
11383 * config/alpha/vms-dwarf2.asm: Likewise.
11384 * config/alpha/vms-dwarf2eh.asm: Likewise.
11385 * config/alpha/vms-psxcrt0-64.c: Likewise.
11386 * config/alpha/vms-psxcrt0.c: Likewise.
11387 * config/alpha/vms_tramp.asm: Likewise.
11388 * config/arc/initfini.c: Likewise.
11389 * config/arc/lib1funcs.asm: Likewise.
11390 * config/arm/bpabi-v6m.S: Likewise.
11391 * config/arm/bpabi.S: Likewise.
11392 * config/arm/bpabi.c: Likewise.
11393 * config/arm/crti.asm: Likewise.
11394 * config/arm/crtn.asm: Likewise.
11395 * config/arm/ieee754-df.S: Likewise.
11396 * config/arm/ieee754-sf.S: Likewise.
11397 * config/arm/lib1funcs.asm: Likewise.
11398 * config/arm/libunwind.S: Likewise.
11399 * config/arm/linux-atomic.c: Likewise.
11400 * config/arm/mmintrin.h: Likewise.
11401 * config/arm/pr-support.c: Likewise.
11402 * config/arm/unaligned-funcs.c: Likewise.
11403 * config/arm/unwind-arm.c: Likewise.
11404 * config/arm/unwind-arm.h: Likewise.
11405 * config/avr/libgcc.S: Likewise.
11406 * config/bfin/crti.s: Likewise.
11407 * config/bfin/crtlibid.s: Likewise.
11408 * config/bfin/crtn.s: Likewise.
11409 * config/bfin/lib1funcs.asm: Likewise.
11410 * config/bfin/linux-unwind.h: Likewise.
11411 * config/cris/arit.c: Likewise.
11412 * config/cris/cris_abi_symbol.c: Likewise.
11413 * config/darwin-64.c: Likewise.
11414 * config/darwin-crt2.c: Likewise.
11415 * config/darwin-crt3.c: Likewise.
11416 * config/darwin.h: Likewise.
11417 * config/dbxelf.h: Likewise.
11418 * config/dfp-bit.c: Likewise.
11419 * config/dfp-bit.h: Likewise.
11420 * config/elfos.h: Likewise.
11421 * config/fixed-bit.c: Likewise.
11422 * config/fixed-bit.h: Likewise.
11423 * config/fp-bit.c: Likewise.
11424 * config/fp-bit.h: Likewise.
11425 * config/fr30/crti.asm: Likewise.
11426 * config/fr30/crtn.asm: Likewise.
11427 * config/fr30/lib1funcs.asm: Likewise.
11428 * config/freebsd-spec.h: Likewise.
11429 * config/frv/cmovd.c: Likewise.
11430 * config/frv/cmovh.c: Likewise.
11431 * config/frv/cmovw.c: Likewise.
11432 * config/frv/frvbegin.c: Likewise.
11433 * config/frv/frvend.c: Likewise.
11434 * config/frv/lib1funcs.asm: Likewise.
11435 * config/glibc-stdint.h: Likewise.
11436 * config/h8300/clzhi2.c: Likewise.
11437 * config/h8300/crti.asm: Likewise.
11438 * config/h8300/crtn.asm: Likewise.
11439 * config/h8300/ctzhi2.c: Likewise.
11440 * config/h8300/fixunssfsi.c: Likewise.
11441 * config/h8300/lib1funcs.asm: Likewise.
11442 * config/h8300/parityhi2.c: Likewise.
11443 * config/h8300/popcounthi2.c: Likewise.
11444 * config/i386/ammintrin.h: Likewise.
11445 * config/i386/att.h: Likewise.
11446 * config/i386/avxintrin.h: Likewise.
11447 * config/i386/biarch64.h: Likewise.
11448 * config/i386/bmmintrin.h: Likewise.
11449 * config/i386/cpuid.h: Likewise.
11450 * config/i386/cross-stdarg.h: Likewise.
11451 * config/i386/crtfastmath.c: Likewise.
11452 * config/i386/crtprec.c: Likewise.
11453 * config/i386/cygming-crtbegin.c: Likewise.
11454 * config/i386/cygming-crtend.c: Likewise.
11455 * config/i386/cygwin.asm: Likewise.
11456 * config/i386/emmintrin.h: Likewise.
11457 * config/i386/gmm_malloc.h: Likewise.
11458 * config/i386/gthr-win32.c: Likewise.
11459 * config/i386/i386.h: Likewise.
11460 * config/i386/immintrin.h: Likewise.
11461 * config/i386/linux-unwind.h: Likewise.
11462 * config/i386/linux64.h: Likewise.
11463 * config/i386/mm3dnow.h: Likewise.
11464 * config/i386/mmintrin-common.h: Likewise.
11465 * config/i386/mmintrin.h: Likewise.
11466 * config/i386/nmmintrin.h: Likewise.
11467 * config/i386/pmm_malloc.h: Likewise.
11468 * config/i386/pmmintrin.h: Likewise.
11469 * config/i386/smmintrin.h: Likewise.
11470 * config/i386/sol2-c1.asm: Likewise.
11471 * config/i386/sol2-ci.asm: Likewise.
11472 * config/i386/sol2-cn.asm: Likewise.
11473 * config/i386/sol2-gc1.asm: Likewise.
11474 * config/i386/tmmintrin.h: Likewise.
11475 * config/i386/unix.h: Likewise.
11476 * config/i386/w32-unwind.h: Likewise.
11477 * config/i386/wmmintrin.h: Likewise.
11478 * config/i386/x86-64.h: Likewise.
11479 * config/i386/x86intrin.h: Likewise.
11480 * config/i386/xmmintrin.h: Likewise.
11481 * config/ia64/crtbegin.asm: Likewise.
11482 * config/ia64/crtend.asm: Likewise.
11483 * config/ia64/crtfastmath.c: Likewise.
11484 * config/ia64/crti.asm: Likewise.
11485 * config/ia64/crtn.asm: Likewise.
11486 * config/ia64/fde-glibc.c: Likewise.
11487 * config/ia64/lib1funcs.asm: Likewise.
11488 * config/ia64/linux-unwind.h: Likewise.
11489 * config/ia64/quadlib.c: Likewise.
11490 * config/ia64/unwind-ia64.c: Likewise.
11491 * config/linux.h: Likewise.
11492 * config/m32c/m32c-lib1.S: Likewise.
11493 * config/m32c/m32c-lib2-trapv.c: Likewise.
11494 * config/m32c/m32c-lib2.c: Likewise.
11495 * config/m32r/initfini.c: Likewise.
11496 * config/m68hc11/larith.asm: Likewise.
11497 * config/m68hc11/m68hc11-crt0.S: Likewise.
11498 * config/m68k/cf.md: Likewise.
11499 * config/m68k/crti.s: Likewise.
11500 * config/m68k/crtn.s: Likewise.
11501 * config/m68k/lb1sf68.asm: Likewise.
11502 * config/m68k/linux-unwind.h: Likewise.
11503 * config/mcore/crti.asm: Likewise.
11504 * config/mcore/crtn.asm: Likewise.
11505 * config/mcore/lib1.asm: Likewise.
11506 * config/mips/linux-unwind.h: Likewise.
11507 * config/mips/loongson.h: Likewise.
11508 * config/mips/mips16.S: Likewise.
11509 * config/mmix/crti.asm: Likewise.
11510 * config/mmix/crtn.asm: Likewise.
11511 * config/pa/fptr.c: Likewise.
11512 * config/pa/hpux-unwind.h: Likewise.
11513 * config/pa/lib2funcs.asm: Likewise.
11514 * config/pa/linux-atomic.c: Likewise.
11515 * config/pa/linux-unwind.h: Likewise.
11516 * config/pa/milli64.S: Likewise.
11517 * config/pa/quadlib.c: Likewise.
11518 * config/pa/stublib.c: Likewise.
11519 * config/picochip/libgccExtras/adddi3.asm: Likewise.
11520 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
11521 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
11522 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
11523 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
11524 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
11525 * config/picochip/libgccExtras/divmod15.asm: Likewise.
11526 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
11527 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
11528 * config/picochip/libgccExtras/longjmp.asm: Likewise.
11529 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
11530 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
11531 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
11532 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
11533 * config/picochip/libgccExtras/setjmp.asm: Likewise.
11534 * config/picochip/libgccExtras/subdi3.asm: Likewise.
11535 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
11536 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
11537 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
11538 * config/rs6000/750cl.h: Likewise.
11539 * config/rs6000/altivec.h: Likewise.
11540 * config/rs6000/biarch64.h: Likewise.
11541 * config/rs6000/crtresfpr.asm: Likewise.
11542 * config/rs6000/crtresgpr.asm: Likewise.
11543 * config/rs6000/crtresxfpr.asm: Likewise.
11544 * config/rs6000/crtresxgpr.asm: Likewise.
11545 * config/rs6000/crtsavfpr.asm: Likewise.
11546 * config/rs6000/crtsavgpr.asm: Likewise.
11547 * config/rs6000/darwin-asm.h: Likewise.
11548 * config/rs6000/darwin-fallback.c: Likewise.
11549 * config/rs6000/darwin-fpsave.asm: Likewise.
11550 * config/rs6000/darwin-ldouble.c: Likewise.
11551 * config/rs6000/darwin-tramp.asm: Likewise.
11552 * config/rs6000/darwin-unwind.h: Likewise.
11553 * config/rs6000/darwin-vecsave.asm: Likewise.
11554 * config/rs6000/darwin-world.asm: Likewise.
11555 * config/rs6000/e500crtres32gpr.asm: Likewise.
11556 * config/rs6000/e500crtres64gpr.asm: Likewise.
11557 * config/rs6000/e500crtres64gprctr.asm: Likewise.
11558 * config/rs6000/e500crtrest32gpr.asm: Likewise.
11559 * config/rs6000/e500crtrest64gpr.asm: Likewise.
11560 * config/rs6000/e500crtresx32gpr.asm: Likewise.
11561 * config/rs6000/e500crtresx64gpr.asm: Likewise.
11562 * config/rs6000/e500crtsav32gpr.asm: Likewise.
11563 * config/rs6000/e500crtsav64gpr.asm: Likewise.
11564 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
11565 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
11566 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
11567 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
11568 * config/rs6000/eabi-ci.asm: Likewise.
11569 * config/rs6000/eabi-cn.asm: Likewise.
11570 * config/rs6000/eabi.asm: Likewise.
11571 * config/rs6000/linux-unwind.h: Likewise.
11572 * config/rs6000/linux64.h: Likewise.
11573 * config/rs6000/paired.h: Likewise.
11574 * config/rs6000/paired.md: Likewise.
11575 * config/rs6000/ppc64-fp.c: Likewise.
11576 * config/rs6000/ppu_intrinsics.h: Likewise.
11577 * config/rs6000/rs6000.h: Likewise.
11578 * config/rs6000/si2vmx.h: Likewise.
11579 * config/rs6000/sol-ci.asm: Likewise.
11580 * config/rs6000/sol-cn.asm: Likewise.
11581 * config/rs6000/spe.h: Likewise.
11582 * config/rs6000/spu2vmx.h: Likewise.
11583 * config/rs6000/sysv4.h: Likewise.
11584 * config/rs6000/tramp.asm: Likewise.
11585 * config/rs6000/vec_types.h: Likewise.
11586 * config/s390/linux-unwind.h: Likewise.
11587 * config/s390/tpf-unwind.h: Likewise.
11588 * config/score/crti.asm: Likewise.
11589 * config/score/crtn.asm: Likewise.
11590 * config/sh/crt1.asm: Likewise.
11591 * config/sh/crti.asm: Likewise.
11592 * config/sh/crtn.asm: Likewise.
11593 * config/sh/divtab-sh4-300.c: Likewise.
11594 * config/sh/divtab-sh4.c: Likewise.
11595 * config/sh/divtab.c: Likewise.
11596 * config/sh/lib1funcs-4-300.asm: Likewise.
11597 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
11598 * config/sh/lib1funcs.asm: Likewise.
11599 * config/sh/lib1funcs.h: Likewise.
11600 * config/sh/linux-atomic.asm: Likewise.
11601 * config/sh/linux-unwind.h: Likewise.
11602 * config/sh/shmedia.h: Likewise.
11603 * config/sh/sshmedia.h: Likewise.
11604 * config/sh/ushmedia.h: Likewise.
11605 * config/sparc/crtfastmath.c: Likewise.
11606 * config/sparc/linux-unwind.h: Likewise.
11607 * config/sparc/sol2-c1.asm: Likewise.
11608 * config/sparc/sol2-ci.asm: Likewise.
11609 * config/sparc/sol2-cn.asm: Likewise.
11610 * config/spu/divmodti4.c: Likewise.
11611 * config/spu/divv2df3.c: Likewise.
11612 * config/spu/float_disf.c: Likewise.
11613 * config/spu/float_unsdidf.c: Likewise.
11614 * config/spu/float_unsdisf.c: Likewise.
11615 * config/spu/float_unssidf.c: Likewise.
11616 * config/spu/mfc_multi_tag_release.c: Likewise.
11617 * config/spu/mfc_multi_tag_reserve.c: Likewise.
11618 * config/spu/mfc_tag_release.c: Likewise.
11619 * config/spu/mfc_tag_reserve.c: Likewise.
11620 * config/spu/mfc_tag_table.c: Likewise.
11621 * config/spu/multi3.c: Likewise.
11622 * config/spu/spu_internals.h: Likewise.
11623 * config/spu/spu_intrinsics.h: Likewise.
11624 * config/spu/spu_mfcio.h: Likewise.
11625 * config/spu/vec_types.h: Likewise.
11626 * config/spu/vmx2spu.h: Likewise.
11627 * config/stormy16/stormy16-lib2.c: Likewise.
11628 * config/svr4.h: Likewise.
11629 * config/sync.c: Likewise.
11630 * config/v850/lib1funcs.asm: Likewise.
11631 * config/vxlib-tls.c: Likewise.
11632 * config/vxlib.c: Likewise.
11633 * config/vxworks-dummy.h: Likewise.
11634 * config/xtensa/crti.asm: Likewise.
11635 * config/xtensa/crtn.asm: Likewise.
11636 * config/xtensa/ieee754-df.S: Likewise.
11637 * config/xtensa/ieee754-sf.S: Likewise.
11638 * config/xtensa/lib1funcs.asm: Likewise.
11639 * config/xtensa/lib2funcs.S: Likewise.
11640 * config/xtensa/linux-unwind.h: Likewise.
11641 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11642 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
11643 * coretypes.h: Likewise.
11644 * crtstuff.c: Likewise.
11645 * defaults.h: Likewise.
11646 * dwarf2.h: Likewise.
11647 * emutls.c: Likewise.
11648 * gbl-ctors.h: Likewise.
11649 * gcov-io.h: Likewise.
11650 * ginclude/float.h: Likewise.
11651 * ginclude/iso646.h: Likewise.
11652 * ginclude/stdarg.h: Likewise.
11653 * ginclude/stdbool.h: Likewise.
11654 * ginclude/stddef.h: Likewise.
11655 * ginclude/stdfix.h: Likewise.
11656 * ginclude/stdint-gcc.h: Likewise.
11657 * ginclude/tgmath.h: Likewise.
11658 * gthr-aix.h: Likewise.
11659 * gthr-dce.h: Likewise.
11660 * gthr-gnat.c: Likewise.
11661 * gthr-gnat.h: Likewise.
11662 * gthr-lynx.h: Likewise.
11663 * gthr-mipssde.h: Likewise.
11664 * gthr-nks.h: Likewise.
11665 * gthr-posix.c: Likewise.
11666 * gthr-posix.h: Likewise.
11667 * gthr-posix95.h: Likewise.
11668 * gthr-rtems.h: Likewise.
11669 * gthr-single.h: Likewise.
11670 * gthr-solaris.h: Likewise.
11671 * gthr-tpf.h: Likewise.
11672 * gthr-vxworks.h: Likewise.
11673 * gthr-win32.h: Likewise.
11674 * gthr.h: Likewise.
11675 * libgcc2.c: Likewise.
11676 * libgcc2.h: Likewise.
11677 * libgcov.c: Likewise.
11678 * tsystem.h: Likewise.
11679 * typeclass.h: Likewise.
11680 * unwind-c.c: Likewise.
11681 * unwind-compat.h: Likewise.
11682 * unwind-dw2-fde-compat.c: Likewise.
11683 * unwind-dw2-fde-darwin.c: Likewise.
11684 * unwind-dw2-fde-glibc.c: Likewise.
11685 * unwind-dw2-fde.c: Likewise.
11686 * unwind-dw2-fde.h: Likewise.
11687 * unwind-dw2.c: Likewise.
11688 * unwind-dw2.h: Likewise.
11689 * unwind-generic.h: Likewise.
11690 * unwind-pe.h: Likewise.
11691 * unwind-sjlj.c: Likewise.
11692 * unwind.inc: Likewise.
11693 * config/arm/neon-gen.ml: Change generated copyright header to
11694 refer to version 3 of the GNU General Public License with
11695 version 3.1 of the GCC Runtime Library Exception and to point
11696 readers at the COPYING3 and COPYING3.RUNTIME files and the
11697 FSF's license web page.
11698 * config/arm/arm_neon.h: Regenerate.
11700 2009-04-09 Jakub Jelinek <jakub@redhat.com>
11702 * config/cris/cris.md: Change copyright header to refer to version
11703 3 of the GNU General Public License.
11704 * doc/install.texi2html: Change copyright header to refer to version
11705 3 of the GNU General Public License and to point readers at the
11706 COPYING3 file and the FSF's license web page.
11707 * config/vax/linux.h: Likewise.
11709 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11711 * config/i386/i386.md (cmpcc): New.
11712 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
11713 (sync_compare_and_swap_cc*): Delete.
11715 * config/s390/s390.c (s390_compare_emitted): Remove.
11716 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
11717 s390_compare_emitted used to be handled. Assert that modes match.
11718 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
11719 refer to sync_compare_and_swap_ccsi.
11720 * config/s390/s390.h (s390_compare_emitted): Remove.
11721 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
11722 instead of s390_compare_emitted.
11723 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
11724 instead of s390_compare_emitted.
11725 * config/s390/s390.md (cmpcc): New.
11726 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
11727 CC_REGNUM, do not pretend it's set.
11728 (sync_compare_and_swap_cc*): Delete.
11729 * config/s390/predicates.md (cc_reg_operand): New.
11731 * expr.c (sync_compare_and_swap_cc): Delete.
11732 * optabs.h (sync_compare_and_swap_cc): Delete.
11733 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
11734 is being used with can_compare_p.
11735 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
11736 (find_cc_set): New.
11737 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
11738 look for a MODE_CC set instead. Use emit_store_flag.
11739 (expand_compare_and_swap_loop): Likewise, with some additional
11740 complication to avoid a force_reg when useless. Use
11741 emit_cmp_and_jump_insns.
11742 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
11743 * doc/md.texi (sync_compare_and_swap_cc): Merge with
11744 sync_compare_and_swap documentation.
11746 2009-04-09 Jan Hubicka <jh@suse.cz>
11748 * except.c (find_prev_try): Break out from ....
11749 (duplicate_eh_regions): ... here; properly update prev_try pointers
11750 when duplication part of tree.
11751 (dump_eh_tree): Improve dumping.
11752 (verify_eh_region): New.
11753 (verify_eh_tree): Use it.
11755 2009-04-06 Richard Guenther <rguenther@suse.de>
11757 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
11758 &ARRAY addresses by adjusting their types and prepending
11760 * tree-cfg.c (verify_gimple_assign_single): Verify that
11761 addresses are correct.
11763 2009-04-09 Richard Guenther <rguenther@suse.de>
11765 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
11766 indices into an array reference if possible.
11767 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11768 Fold POINTER_PLUS_EXPR statements with invariant address.
11770 2009-04-09 Alan Modra <amodra@bigpond.net.au>
11773 * config.gcc (powerpc64-*-linux*): Always build biarch.
11775 2009-04-09 Joseph Myers <joseph@codesourcery.com>
11778 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
11779 it and pedwarn if this results in an INTEGER_CST.
11781 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11783 * doc/install.texi: Update minimum GMP version. Remove obsolete
11784 text in MPFR section.
11786 2009-04-08 Jakub Jelinek <jakub@redhat.com>
11788 * dwarf2out.c (class_scope_p): New static inline.
11789 (class_or_namespace_scope_p): Use it.
11790 (gen_variable_die): Use DW_TAG_member tag for static data member
11791 declarations instead of DW_TAG_variable.
11793 PR middle-end/39573
11794 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
11797 2009-04-08 Richard Guenther <rguenther@suse.de>
11799 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
11800 valueize random data.
11802 2009-04-08 David Edelsohn <edelsohn@gnu.org>
11804 * config.gcc (aix tm_file): Add aix-stdint.h.
11805 (aix tm clause use_gcc_stdint): Set to wrap.
11806 * config/rs6000/aix-stdint.h: New file.
11808 2009-04-08 Richard Guenther <rguenther@suse.de>
11810 PR middle-end/36291
11811 * tree-dfa.c (add_referenced_var): Do not recurse into
11812 global initializers.
11813 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
11815 (fold_const_aggregate_ref): Likewise.
11817 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11819 * recog.c (ordered_comparison_operator): New.
11820 * gensupport.c (std_preds): Add it.
11821 * doc/md.texi (Machine-Independent Predicates): Document it.
11823 2009-04-08 Jan Hubicka <jh@suse.cz>
11825 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
11826 * function.h (rtl_eh): Remove exception_handler_label_map.
11827 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
11828 remove_exception_handler_label, for_each_eh_label_1): Remove.
11829 (rtl_remove_unreachable_regions): Remove.
11830 (convert_from_eh_region_ranges): Do not remove unreachable regions.
11831 (find_exception_handler_labels): Don't build the hashtable.
11832 (maybe_remove_eh_handler): Remove.
11833 (for_each_eh_label): Rewrite to walk the tree.
11834 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
11835 * except.h (maybe_remove_eh_handler): Remove.
11836 * passes.c (init_optimization_passes): Schedule second EH cleanup
11838 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
11839 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
11841 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
11843 * genoutput.c (validate_optab_operands): New.
11844 (gen_insn, gen_expand): Call it.
11846 * genflags.c (gen_insn): Detect misused iterators.
11847 (main): Pass line_no to gen_insn, exit with status 1 on error.
11849 * genextract.c (line_no): Make global.
11850 (VEC_safe_set_locstr): Change assertion to error message.
11851 (main): Exit with status 1 on error.
11853 2009-04-08 Joseph Myers <joseph@codesourcery.com>
11857 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11858 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11859 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
11860 * c-convert.c (convert): Do not call fold on results of conversion
11861 functions when the result is a C_MAYBE_CONST_EXPR.
11862 * c-parser.c (c_parser_postfix_expression): Do not fold condition
11863 of __builtin_choose_expr.
11864 * c-typeck.c (remove_c_maybe_const_expr): New.
11865 (build_unary_op, build_conditional_expr, build_compound_expr,
11866 build_binary_op, c_objc_common_truthvalue_conversion): Call
11867 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
11870 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
11872 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
11873 CODE to produce a new one. Add a prototype to use fold_convert_const
11875 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
11878 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
11879 mix declarations and code.
11881 2009-04-08 Ben Elliston <bje@au.ibm.com>
11883 * gcc.c: Replace `CC' with `GCC' throughout.
11885 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
11887 * doc/invoke.texi: Document Atom support.
11889 2009-04-07 Jason Merrill <jason@redhat.com>
11892 * c-common.h, c-common.c: Add flag_pretty_templates.
11893 * c-opts.c (c_common_handle_option): Set it.
11894 * c.opt: Add -fno-pretty-templates.
11895 * doc/invoke.texi (C++ Dialect Options): Likewise.
11897 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
11899 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
11900 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
11901 (ia64_expand_builtin): Likewise.
11903 2009-04-07 Martin Jambor <mjambor@suse.cz>
11905 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
11906 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
11907 ADDR_EXPRS are include too.
11909 2009-04-07 Richard Guenther <rguenther@suse.de>
11911 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
11912 decls are only used if passes as parameters or if they are
11913 local statics and the call is not to a builtin.
11914 (call_may_clobber_ref_p_1): Likewise.
11916 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11918 * expr.c (do_store_flag): Remove last argument. Simplify code
11919 to avoid duplication of tests already done by can_compare_p.
11920 (expand_expr_real_1): Adjust caller.
11922 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11924 * optabs.c (can_compare_p): Test the predicate of a
11925 cbranch and cstore pattern.
11927 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11929 * expr.c (convert_move): Use emit_store_flag instead of
11932 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
11934 * config/i386/i386.c (ix86_compare_emitted): Remove.
11935 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
11936 ix86_compare_op0 like ix86_compare_emitted used to be handled.
11937 * config/i386/i386.h (ix86_compare_emitted): Remove.
11938 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
11939 instead of ix86_compare_emitted.
11940 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
11942 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
11944 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
11945 Add t-sysroot-suffix to tmake_file.
11946 * config/print-sysroot-suffix.sh: New file.
11947 * config/t-sysroot-suffix: New file.
11949 2009-04-07 Ben Elliston <bje@au.ibm.com>
11951 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
11952 as the latter produces a warning when the target does not support
11955 2009-04-07 Ben Elliston <bje@au.ibm.com>
11957 * dfp.c: Replace type punning assignments with memcpy throughout.
11958 * Makefile.in (dfp.o-warn): Remove.
11960 2009-04-07 Alan Modra <amodra@bigpond.net.au>
11963 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
11964 Include soft-fp/t-softfp after rs6000/t-linux64.
11966 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
11968 * stor-layout.c (set_sizetype): Use the full precision of their
11969 machine mode for bitsize types.
11971 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
11973 * config/i386/i386.md: Revert 2 accidental checkins.
11975 2009-04-06 Joey Ye <joey.ye@intel.com>
11976 Xuepeng Guo <xuepeng.guo@intel.com>
11977 H.J. Lu <hongjiu.lu@intel.com>
11979 Atom pipeline model, tuning and insn selection.
11980 * config.gcc (atom): Add atom config options and target.
11982 * config/i386/atom.md: New.
11984 * config/i386/i386.c (atom_cost): New cost.
11985 (m_ATOM): New macro flag.
11986 (initial_ix86_tune_features): Set m_ATOM.
11987 (x86_accumulate_outgoing_args): Likewise.
11988 (x86_arch_always_fancy_math_387): Likewise.
11989 (processor_target): Add Atom cost.
11990 (cpu_names): Add Atom cpu name.
11991 (override_options): Set Atom ISA.
11992 (ix86_issue_rate): New case PROCESSOR_ATOM.
11993 (ix86_adjust_cost): Likewise.
11995 * config/i386/i386.h (TARGET_ATOM): New target macro.
11996 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
11997 (TARGET_OPT_AGU): New target option.
11998 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
11999 (processor_type): Add PROCESSOR_ATOM.
12001 * config/i386/i386.md (cpu): Add new value "atom".
12002 (use_carry, movu): New attr.
12003 (atom.md): Include atom.md.
12004 (adddi3_carry_rex64): Set attr "use_carry".
12005 (addqi3_carry): Likewise.
12006 (addhi3_carry): Likewise.
12007 (addsi3_carry): Likewise.
12008 (*addsi3_carry_zext): Likewise.
12009 (subdi3_carry_rex64): Likewise.
12010 (subqi3_carry): Likewise.
12011 (subhi3_carry): Likewise.
12012 (subsi3_carry): Likewise.
12013 (x86_movdicc_0_m1_rex64): Likewise.
12014 (*x86_movdicc_0_m1_se): Likewise.
12015 (x86_movsicc_0_m1): Likewise.
12016 (*x86_movsicc_0_m1_se): Likewise.
12017 (*adddi_1_rex64): Emit add insn as much as possible.
12018 (*addsi_1): Likewise.
12019 (return_internal): Set atom_unit.
12020 (return_internal_long): Likewise.
12021 (return_pop_internal): Likewise.
12022 (*rcpsf2_sse): Set atom_sse_attr attr.
12023 (*qrt<mode>2_sse): Likewise.
12024 (*prefetch_sse): Likewise.
12026 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12028 (ix86_target_macros_internal): Likewise.
12030 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12031 (*prefetch_sse_rex): Likewise.
12032 (sse_rcpv4sf2): Likewise.
12033 (sse_vmrcpv4sf2): Likewise.
12034 (sse_sqrtv4sf2): Likewise.
12035 (<sse>_vmsqrt<mode>2): Likewise.
12036 (sse_ldmxcsr): Likewise.
12037 (sse_stmxcsr): Likewise.
12038 (*sse_sfence): Likewise.
12039 (sse2_clflush): Likewise.
12040 (*sse2_mfence): Likewise.
12041 (*sse2_lfence): Likewise.
12042 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12043 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12044 (avx_movdqu<avxmodesuffix>): Likewise.
12045 (avx_lddqu<avxmodesuffix>): Likewise.
12046 (sse2_movntv2di): Change attr "type" to "ssemov".
12047 (sse2_movntsi): Likewise.
12048 (rsqrtv8sf2): Change attr "type" to "sseadd".
12049 (sse3_addsubv2df3): Set attr "atom_unit".
12050 (sse3_h<plusminus_insn>v4sf3): Likewise.
12051 (*sse2_pmaddwd): Likewise.
12052 (*vec_extractv2di_1_rex64): Likewise.
12053 (*vec_extractv2di_1_avx): Likewise.
12054 (sse2_psadbw): Likewise.
12055 (ssse3_phaddwv8hi3): Likewise.
12056 (ssse3_phaddwv4hi3): Likewise.
12057 (ssse3_phadddv4si3): Likewise.
12058 (ssse3_phadddv2si3): Likewise.
12059 (ssse3_phaddswv8hi3): Likewise.
12060 (ssse3_phaddswv4hi3): Likewise.
12061 (ssse3_phsubwv8hi3): Likewise.
12062 (ssse3_phsubwv4hi3): Likewise.
12063 (ssse3_phsubdv4si3): Likewise.
12064 (ssse3_phsubdv2si3): Likewise.
12065 (ssse3_phsubswv8hi3): Likewise.
12066 (ssse3_phsubswv4hi3): Likewise.
12067 (ssse3_pmaddubsw128): Likewise.
12068 (sse3_pmaddubsw: Likewise.
12069 (ssse3_palignrti): Likewise.
12070 (ssse3_palignrdi): Likewise.
12072 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12074 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12076 2009-04-06 Richard Guenther <rguenther@suse.de>
12078 PR tree-optimization/28868
12079 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12080 of which PHI results we inserted.
12081 (insert_into_preds_of_block): Record inserted PHIs.
12082 (eliminate): Eliminate redundant PHI nodes.
12083 (init_pre): Init inserted_phi_names.
12085 2009-04-06 Richard Guenther <rguenther@suse.de>
12087 PR tree-optimization/39643
12088 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12089 IMAGPART_EXPRs of complex constants.
12090 (execute_fold_all_builtins): If we folded a call queue
12091 TODO_update_address_taken.
12093 2009-04-06 Jan Hubicka <jh@suse.cz>
12095 PR middle-end/39659
12096 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12099 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12101 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12103 (ic_invalidate_array): Likewise.
12105 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12107 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12108 alignment for library calls.
12110 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12112 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12113 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12114 * config/i386/mingw-stdint.h: New file.
12116 2009-04-05 Richard Guenther <rguenther@suse.de>
12118 PR tree-optimization/39648
12119 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12120 our &A vs. &A[0] IL deficiencies.
12122 2009-04-04 Jan Hubicka <jh@suse.cz>
12124 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12125 removed toplevel regions.
12126 (sjlj_mark_call_sites): Likewise.
12128 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12130 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12131 (cygwin tm clause use_gcc_stdint): Set to wrap.
12132 * config/i386/cygwin-stdint.h: New file.
12134 2009-04-04 Richard Guenther <rguenther@suse.de>
12136 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12137 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12138 single-argument PHIs if we are in loop-closed SSA form.
12139 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12140 for the pre-condition.
12141 (slpeel_tree_peel_loop_to_edge): Likewise.
12142 (vect_build_loop_niters): Take an optional sequence to append stmts.
12143 (vect_generate_tmps_on_preheader): Likewise.
12144 (vect_do_peeling_for_loop_bound): Take extra guards for the
12146 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12147 the cost model check.
12148 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12149 guards if we are going to peel. Do not apply versioning in that case.
12150 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12151 (vect_do_peeling_for_loop_bound): Likewise.
12152 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12153 loop bound only record extra pre-conditions, do not apply loop
12156 2009-04-04 Richard Guenther <rguenther@suse.de>
12158 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12161 2009-04-04 Jan Hubicka <jh@suse.cz>
12163 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12164 last_basic_block for size of bb->index indexed array.
12165 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12166 compute_out, link_btr_uses, build_btr_def_use_webs,
12167 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12169 2009-04-04 Jan Hubicka <jh@suse.cz>
12171 * except.c (remove_eh_handler_and_replace): Break out from ...
12172 (remove_eh_handler): ... here.
12173 (bring_to_root): New function.
12174 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12175 handled ones, bring others to root of tree.
12177 2009-04-04 Jan Hubicka <jh@suse.cz>
12179 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12180 (all_phis_safe_to_merge): New function.
12181 (update_info): New structure.
12182 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12183 (cleanup_empty_eh): Update SSA if possible.
12185 2009-04-04 Richard Guenther <rguenther@suse.de>
12187 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12188 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12189 (append_vuse): Likewise.
12191 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12193 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12194 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12195 instead of REG_UNSAVED for DW_CFA_undefined.
12196 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12197 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12200 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12203 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12204 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12205 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12207 2009-04-04 Richard Guenther <rguenther@suse.de>
12209 PR tree-optimization/8781
12210 PR tree-optimization/37892
12211 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12212 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12213 (valueize_refs): Call it for *& valueizations.
12214 (shared_reference_ops_from_ref): Rename to ...
12215 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12216 (shared_reference_ops_from_call): Rename to ...
12217 (valueize_shared_reference_ops_from_call): ... this and valueize.
12218 (vn_reference_lookup): Update.
12219 (visit_reference_op_call): Likewise.
12220 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12221 (eliminate): Value-replace the call address in call statements.
12223 2009-04-04 Richard Guenther <rguenther@suse.de>
12225 PR tree-optimization/39636
12226 * tree-ssa-forwprop.c
12227 (forward_propagate_addr_into_variable_array_index): Check for
12228 GIMPLE_ASSIGN before accessing the rhs code.
12230 2009-04-03 Jason Merrill <jason@redhat.com>
12232 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12234 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12236 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12237 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12238 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12239 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12240 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12241 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12242 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12243 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12244 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12245 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12246 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12247 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12248 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12249 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12250 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12251 Use fr_reg_or_fp01_operand instead of fr_register_operand
12253 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12254 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12255 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12257 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12259 PR rtl-optimization/39607
12260 PR rtl-optimization/39631
12264 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12265 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12266 instead of DF_LR_OUT.
12267 * ira-lives.c (process_bb_node_lives): Ditto.
12268 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12269 instead of DF_LR_{OUT,IN}.
12270 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12271 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12273 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12275 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12276 (execute_lower_omp): Always run but take the short way out if -fopenmp
12278 (gate_lower_omp): Remove, forcing the pass manager to always run the
12279 pass and always set PROP_gimple_lomp.
12280 (pass_lower_omp): Remove gate function.
12281 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12282 PROP_trees. Instead, require it.
12283 * ipa-cp.c (pass_ipa_cp): Likewise.
12284 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12285 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12286 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12287 and PROP_gimple_leh.
12289 2009-04-03 Richard Guenther <rguenther@suse.de>
12291 PR middle-end/13146
12292 PR tree-optimization/23940
12293 PR tree-optimization/33237
12294 PR middle-end/33974
12295 PR middle-end/34093
12296 PR tree-optimization/36201
12297 PR tree-optimization/36230
12298 PR tree-optimization/38049
12299 PR tree-optimization/38207
12300 PR tree-optimization/38230
12301 PR tree-optimization/38301
12302 PR tree-optimization/38585
12303 PR middle-end/38895
12304 PR tree-optimization/38985
12305 PR tree-optimization/39299
12306 * tree-ssa-structalias.h: Remove.
12307 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12308 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12309 (struct vuse_element_d): Remove.
12310 (struct vuse_vec_d): Likewise.
12311 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12312 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12313 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12314 VUSE_ELEMENT_VAR): Likewise.
12315 (struct voptype_d): Likewise.
12316 (NUM_VOP_FREE_BUCKETS): Likewise.
12317 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12318 (struct stmt_operands_d): Remove.
12319 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12320 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12321 VDEF_NUM, VDEF_VECT): Likewise.
12322 (copy_virtual_operands): Remove.
12323 (operand_build_cmp): Likewise.
12324 (create_ssa_artificial_load_stmt): Likewise.
12325 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12326 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12327 vuse_index and mayuse_index members. Pack and move done and iter_type
12328 members to the front.
12329 (SSA_OP_VMAYUSE): Remove.
12330 (SSA_OP_VIRTUAL_USES): Adjust.
12331 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12332 (unlink_stmt_vdef): Declare.
12333 (add_to_addressable_set): Remove.
12334 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12335 (vrp_visit_stmt): Likewise.
12336 * doc/tree-ssa.texi (Alias analysis): Update.
12337 * doc/invoke.texi (max-aliased-vops): Remove docs.
12338 (avg-aliased-vops): Likewise.
12339 * tree-into-ssa.c (syms_to_rename): Remove.
12340 (need_to_update_vops_p): Likewise.
12341 (need_to_initialize_update_ssa_p): Rename to ...
12342 (update_ssa_initialized_fn): ... this. Track function we are
12344 (symbol_marked_for_renaming): Simplify.
12345 (add_new_name_mapping): Do not set need_to_update_vops_p.
12346 (dump_currdefs): Use SYMS_TO_RENAME.
12347 (rewrite_update_stmt): Always walk all uses/defs.
12348 (dump_update_ssa): Adjust.
12349 (init_update_ssa): Take function argument. Track what we are
12351 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12352 (create_new_def_for): Initialize for cfun, assert we are initialized
12354 (mark_sym_for_renaming): Simplify.
12355 (mark_set_for_renaming): Do not initialize update-ssa.
12356 (need_ssa_update_p): Simplify. Take function argument.
12357 (name_mappings_registered_p): Assert we ask for the correct function.
12358 (name_registered_for_update_p): Likewise.
12359 (ssa_names_to_replace): Likewise.
12360 (release_ssa_name_after_update_ssa): Likewise.
12361 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12362 (dump_decl_set): Do not print a newline.
12363 (debug_decl_set): Do it here.
12364 (dump_update_ssa): And here.
12365 * tree-ssa-loop-im.c (move_computations): Adjust.
12366 (movement_possibility): Likewise.
12367 (determine_max_movement): Likewise.
12368 (gather_mem_refs_stmt): Likewise.
12369 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
12370 or NAME_MEMORY_TAG.
12371 * tree-complex.c (update_all_vops): Remove.
12372 (expand_complex_move): Adjust.
12373 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
12374 Simplify test for memory referencing statement. Exclude
12375 non-invariant ADDR_EXPRs.
12376 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
12377 * tree-loop-distribution.c (generate_memset_zero): Adjust.
12378 (rdg_flag_uses): Likewise.
12379 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
12381 (tree_optimize_tail_calls_1): Also split the
12382 edge from the entry block if we have degenerate PHI nodes in
12383 the first basic block.
12384 * tree.c (init_ttree): Remove memory-tag related code.
12385 (tree_code_size): Likewise.
12386 (tree_node_structure): Likewise.
12387 (build7_stat): Re-write to be build6_stat.
12388 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
12389 (SSA_VAR_P): Adjust.
12390 (struct tree_memory_tag): Remove.
12391 (struct tree_memory_partition_tag): Likewise.
12392 (union tree_node): Adjust.
12393 (build7): Re-write to be build6.
12394 * tree-pass.h (pass_reset_cc_flags): Remove.
12395 (TODO_update_address_taken): New flag.
12396 (pass_simple_dse): Remove.
12397 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
12398 * params.h (MAX_ALIASED_VOPS): Remove.
12399 (AVG_ALIASED_VOPS): Likewise.
12400 * omp-low.c (expand_omp_taskreg): Update SSA form.
12401 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
12402 aliases the lhs in a copy stmt.
12403 * tree-ssa-dse.c (struct address_walk_data): Remove.
12404 (memory_ssa_name_same): Likewise.
12405 (memory_address_same): Likewise.
12406 (get_kill_of_stmt_lhs): Likewise.
12407 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
12408 unused stores. Look through PHI nodes into post-dominated regions.
12409 (dse_optimize_stmt): Simplify. Properly remove stores.
12410 (tree_ssa_dse): Compute dominators.
12411 (execute_simple_dse): Remove.
12412 (pass_simple_dse): Likewise.
12413 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
12414 gimple_loaded_syms and gimple_stored_syms computation.
12415 * toplev.c (dump_memory_report): Dump alias and pta stats.
12416 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
12417 (vn_reference_eq): Likewise.
12418 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
12419 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
12420 valueize_vuses): Remove.
12421 (get_def_ref_stmt_vuses): Simplify. Rename to ...
12422 (get_def_ref_stmt_vuse): ... this.
12423 (vn_reference_lookup_2): New function.
12424 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
12425 walking equivalent vuses. Simplify.
12426 (vn_reference_lookup): Likewise.
12427 (vn_reference_insert): Likewise.
12428 (vn_reference_insert_pieces): Likewise.
12429 (visit_reference_op_call): Simplify.
12430 (visit_reference_op_load): Likewise.
12431 (visit_reference_op_store): Likewise.
12432 (init_scc_vn): Remove shared_lookup_vuses initialization.
12433 (free_scc_vn): Remove shared_lookup_vuses freeing.
12434 (sort_vuses, sort_vuses_heap): Remove.
12435 (get_ref_from_reference_ops): Export.
12436 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
12437 vector with single vuse pointer.
12438 (vn_reference_lookup_pieces, vn_reference_lookup,
12439 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
12440 (shared_vuses_from_stmt): Remove.
12441 (get_ref_from_reference_ops): Declare.
12442 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
12443 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12444 memory-tag related code.
12445 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
12446 (likely_value): Add comment, skip static-chain of call statements.
12447 (surely_varying_stmt_p): Adjust.
12448 (gimplify_and_update_call_from_tree): Likewise.
12449 (execute_fold_all_builtins): Do not rebuild alias info.
12450 (gimplify_and_update_call_from_tree): Properly update VOPs.
12451 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
12452 (copy_ref_info): Remove memory-tag related code.
12453 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
12454 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
12455 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
12457 * tree-ssa-dom.c (gimple_p): Remove typedef.
12458 (eliminate_redundant_computations): Adjust.
12459 (record_equivalences_from_stmt): Likewise.
12460 (avail_expr_hash): Likewise.
12461 (avail_expr_eq): Likewise.
12462 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
12463 (stmt_makes_single_load): Likewise.
12464 (stmt_makes_single_store): Likewise.
12465 * tree-ssa-alias.c: Rewrite completely.
12466 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
12467 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
12468 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
12469 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
12470 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
12471 Remove public functions.
12472 (pass_reset_cc_flags): Remove.
12473 (pass_build_alias): Move ...
12474 * tree-ssa-structalias.c (pass_build_alias): ... here.
12475 * tree-ssa-alias.c (may_be_aliased): Move ...
12476 * tree-flow-inline.h (may_be_aliased): ... here.
12477 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
12478 count_uses_and_derefs): Move ...
12479 * gimple.c: ... here.
12480 * gimple.h (count_uses_and_derefs): Declare.
12481 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
12482 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
12483 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
12484 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
12485 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
12486 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
12487 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
12489 * tree-dfa.c (refs_may_alias_p): Move ...
12490 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
12491 * tree-ssa-alias.h: New file.
12492 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
12493 (statement_sink_location): Likewise.
12494 * opts.c (decode_options): Do not adjust max-aliased-vops or
12495 avg-aliased-vops values.
12496 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
12497 (TV_CALL_CLOBBER): Likewise.
12498 (TV_FLOW_SENSITIVE): Likewise.
12499 (TV_FLOW_INSENSITIVE): Likewise.
12500 (TV_MEMORY_PARTITIONING): Likewise.
12501 (TV_ALIAS_STMT_WALK): New timevar.
12502 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
12503 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
12504 (get_address_description): Remove memory-tag related code.
12505 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
12506 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
12507 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
12508 and immediate uses in statements. Document.
12509 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
12510 (dump_symbols): Remove.
12511 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
12512 * alias.c (get_deref_alias_set): New function split out from ...
12513 (get_alias_set): ... here.
12514 * alias.h (get_deref_alias_set): Declare.
12515 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
12516 type parameter. Remove restrict pointer handling. Create a
12517 ref-all pointer in case type-based alias sets do not conflict.
12518 (vect_analyze_data_refs): Remove SMT related code.
12519 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
12520 (vectorizable_load): Likewise.
12521 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
12522 (DR_SYMBOL_TAG, DR_VOPS): Remove.
12523 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
12524 Ignore vops and SMTs.
12525 (dr_analyze_alias): Likewise..
12526 (free_data_ref): Likewise.
12527 (create_data_ref): Likewise.
12528 (analyze_all_data_dependences): Likewise.
12529 (get_references_in_stmt): Adjust.
12530 * tree-flow-inline.h (gimple_aliases_computed_p,
12531 gimple_addressable_vars, gimple_call_clobbered_vars,
12532 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
12533 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
12534 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
12535 gimple_mem_ref_stats): Remove.
12536 (gimple_vop): New function.
12537 (op_iter_next_use): Remove vuses and mayuses cases.
12538 (op_iter_next_def): Remove vdefs case.
12539 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
12540 (clear_and_done_ssa_iter): Do not set removed fields.
12541 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
12542 Assert we are not iterating over vuses or vdefs if not also
12543 iterating over uses or defs.
12544 (op_iter_init_use): Likewise.
12545 (op_iter_init_def): Likewise.
12546 (op_iter_next_vdef): Remove.
12547 (op_iter_next_mustdef): Likewise.
12548 (op_iter_init_vdef): Likewise.
12549 (compare_ssa_operands_equal): Likewise.
12550 (link_use_stmts_after): Handle vuse operand.
12551 (is_call_used): Use is_call_clobbered.
12552 (is_call_clobbered): Global variables are always call clobbered,
12553 query the call-clobbers bitmap.
12554 (mark_call_clobbered): Ignore global variables.
12555 (clear_call_clobbered): Likewise.
12556 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
12557 virtual operands sanity check.
12558 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
12560 (TARGET_MEM_REF): Remove TMR_TAG operand.
12561 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
12562 Remove call-clobber related code.
12563 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
12564 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
12565 partitions or escape reason.
12566 (get_single_def_stmt, get_single_def_stmt_from_phi,
12567 get_single_def_stmt_with_phi): Remove.
12568 (dump_referenced_vars): Tidy.
12569 (get_ref_base_and_extent): Allow bare decls.
12570 (collect_dfa_stats): Adjust.
12571 * graphite.c (rename_variables_in_stmt): Adjust.
12572 (graphite_copy_stmts_from_block): Likewise.
12573 (translate_clast): Likewise.
12574 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
12576 (translate_vuse_through_block): Use the oracle.
12577 (phi_translate_1): Adjust.
12578 (value_dies_in_block_x): Use the oracle. Cache the outcome
12580 (valid_in_sets): Check if the VUSE for
12581 a REFERENCE is available.
12582 (eliminate): Do not remove stmts during elimination,
12583 instead queue and remove them afterwards.
12584 (do_pre): Do not rebuild alias info.
12585 (pass_pre): Run TODO_rebuild_alias before PRE.
12586 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
12587 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
12588 (mark_all_v_defs_stmt): Remove.
12589 (mark_all_v_defs_seq): Adjust.
12590 (sra_replace): Likewise.
12591 (scalarize_use): Likewise.
12592 (scalarize_copy): Likewise.
12593 (scalarize_init): Likewise.
12594 (scalarize_ldst): Likewise.
12595 (todoflags): Remove.
12596 (tree_sra): Do not rebuild alias info.
12597 (tree_sra_early): Adjust.
12598 (pass_sra): Run TODO_update_address_taken before SRA.
12599 * tree-predcom.c (set_alias_info): Remove.
12600 (prepare_initializers_chain): Do not call it.
12601 (mark_virtual_ops_for_renaming): Adjust.
12602 (mark_virtual_ops_for_renaming_list): Remove.
12603 (initialize_root_vars): Adjust.
12604 (initialize_root_vars_lm): Likewise.
12605 (prepare_initializers_chain): Likewise.
12606 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
12607 (may_propagate_copy_into_stmt): Likewise.
12608 (merge_alias_info): Do nothing for now.
12609 (propagate_tree_value_into_stmt): Adjust.
12610 (stmt_may_generate_copy): Likewise.
12611 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
12612 not mark symbols for renaming.
12613 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
12614 with the same statement, make sure to update the new pointed-to one.
12615 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
12616 call statements, do not mark symbols for renaming.
12617 (mark_operand_necessary): Dump something.
12618 (ref_may_be_aliased): New function.
12619 (mark_aliased_reaching_defs_necessary_1): New helper function.
12620 (mark_aliased_reaching_defs_necessary): Likewise.
12621 (mark_all_reaching_defs_necessary_1): Likewise.
12622 (mark_all_reaching_defs_necessary): Likewise.
12623 (propagate_necessity): Do not process virtual PHIs. For
12624 non-aliased loads mark all reaching definitions as necessary.
12625 For aliased loads and stores mark the immediate dominating
12626 aliased clobbers as necessary.
12627 (visited): New global static.
12628 (perform_tree_ssa_dce): Free visited bitmap after propagating
12630 (remove_dead_phis): Perform simple dead virtual PHI removal.
12631 (remove_dead_stmt): Properly unlink virtual operands when
12633 (eliminate_unnecessary_stmts): Schedule PHI removal after
12635 * tree-ssa-ter.c (is_replaceable_p): Adjust.
12636 (process_replaceable): Likewise.
12637 (find_replaceable_in_bb): Likewise.
12638 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
12639 based on the single gimple vop.
12640 (verify_flow_insensitive_alias_info): Remove.
12641 (verify_flow_sensitive_alias_info): Likewise.
12642 (verify_call_clobbering): Likewise.
12643 (verify_memory_partitions): Likewise.
12644 (verify_alias_info): Likewise.
12645 (verify_ssa): Adjust..
12646 (execute_update_addresses_taken): Export. Update SSA
12647 manually. Optimize only when optimizing. Use a local bitmap.
12648 (pass_update_address_taken): Remove TODO_update_ssa, add
12650 (pass_update_address_taken): Just use TODO_update_address_taken.
12651 (init_tree_ssa): Do not initialize addressable_vars.
12652 (verify_ssa): Verify new VUSE / VDEF properties.
12653 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
12654 Do not call verify_alias_info.
12655 (delete_tree_ssa): Clear the VUSE, VDEF operands.
12656 Do not free the loaded and stored syms bitmaps. Reset the escaped
12657 and callused solutions. Do not free addressable_vars.
12658 Remove memory-tag related code.
12659 (warn_uninitialized_var): Aliases are always available.
12660 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
12661 * lambda-code.c (can_put_in_inner_loop): Adjust.
12662 (can_put_after_inner_loop): Likewise.
12663 (perfect_nestify): Likewise.
12664 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
12665 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
12666 (vectorizable_conversion): Do not mark symbols for renaming.
12667 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
12668 (expand_call_inline): Unlink the calls virtual operands before
12670 (tree_function_versioning): Do not call update_ssa if we are not
12671 updating clones. Simplify.
12672 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
12673 (propagate_with_phi): Likewise..
12674 * tree-outof-ssa.c (create_temp): Remove memory tag and call
12675 clobber code. Assert we are not aliased or global.
12676 * tree-flow.h: Include tree-ssa-alias.h
12677 (enum escape_type): Remove.
12678 (struct mem_sym_stats_d): Likewise.
12679 (struct mem_ref_stats_d): Likewise.
12680 (struct gimple_df): Add vop member. Remove global_var,
12681 call_clobbered_vars, call_used_vars, addressable_vars,
12682 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
12683 escaped and callused members.
12684 (struct ptr_info_def): Remove all members, add points-to solution
12686 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
12687 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
12688 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
12689 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
12690 (tree-ssa-alias.o): Likewise.
12691 (toplev.o): Add tree-ssa-alias.h
12692 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
12693 * gimple.c (gimple_set_bb): Fix off-by-one error.
12694 (is_gimple_reg): Do not handle memory tags.
12695 (gimple_copy): Also copy virtual operands.
12696 Delay updating the statement. Do not reset loaded and stored syms.
12697 (gimple_set_stored_syms): Remove.
12698 (gimple_set_loaded_syms): Likewise.
12699 (gimple_call_copy_skip_args): Copy the virtual operands
12700 and mark the new statement modified.
12701 * tree-ssa-structalias.c (may_alias_p): Remove.
12702 (set_uids_in_ptset): Take the alias set to prune with as
12703 parameter. Fold in the alias test of may_alias_p.
12704 (compute_points_to_sets): Compute whether a ptr is dereferenced
12705 in a local sbitmap.
12706 (process_constraint): Deal with &ANYTHING on the lhs, reject all
12707 other ADDRESSOF constraints on the lhs.
12708 (get_constraint_for_component_ref): Assert that we don't get
12709 ADDRESSOF constraints from the base of the reference.
12710 Properly generate UNKNOWN_OFFSET for DEREF if needed.
12711 (struct variable_info): Remove collapsed_to member.
12712 (get_varinfo_fc): Remove.
12713 (new_var_info): Do not set collapsed_to.
12714 (dump_constraint): Do not follow cycles.
12715 (dump_constraint_graph): Likewise.
12716 (build_pred_graph): Likewise.
12717 (build_succ_graph): Likewise.
12718 (rewrite_constraints): Likewise.
12719 (do_simple_structure_copy): Remove.
12720 (do_rhs_deref_structure_copy): Remove.
12721 (do_lhs_deref_structure_copy): Remove.
12722 (collapse_rest_of_var): Remove.
12723 (do_structure_copy): Re-implement.
12724 (pta_stats): New global variable.
12725 (dump_pta_stats): New function.
12726 (struct constraint_expr): Make offset signed.
12727 (UNKNOWN_OFFSET): Define special value.
12728 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
12729 (solution_set_expand): New helper function split out from ...
12730 (do_sd_constraint): ... here.
12731 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
12732 (do_ds_constraint): Likewise.
12733 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
12734 and CALLUSED = *CALLUSED.
12735 (set_union_with_increment): Make inc argument signed.
12736 (type_safe): Remove.
12737 (get_constraint_for_ptr_offset): Handle unknown and negative
12739 (first_vi_for_offset): Handle offsets before start. Bail
12740 out early for offsets beyond the variable extent.
12741 (first_or_preceding_vi_for_offset): New function.
12742 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
12743 Together with ESCAPED = *ESCAPED this properly computes reachability.
12744 (find_what_var_points_to): New function.
12745 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
12746 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
12747 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
12748 pt_solutions_intersect): New functions.
12749 (compute_call_used_vars): Remove.
12750 (compute_may_aliases): New main entry into PTA computation.
12751 * gimple.h (gimple_p): New typedef.
12752 (struct gimple_statement_base): Remove references_memory_p.
12753 (struct gimple_statement_with_memory_ops_base): Remove
12754 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
12756 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
12757 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
12758 gimple_set_references_memory): Remove.
12759 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
12760 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
12762 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
12763 (verify_expr): Allow RESULT_DECL.
12764 (gimple_duplicate_bb): Do not copy virtual operands.
12765 (gimple_duplicate_sese_region): Adjust.
12766 (gimple_duplicate_sese_tail): Likewise.
12767 (mark_virtual_ops_in_region): Remove.
12768 (move_sese_region_to_fn): Do not call it.
12769 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
12770 and pass_simple_dse.
12771 (execute_function_todo): Handle TODO_update_address_taken,
12772 call execute_update_addresses_taken for TODO_rebuild_alias.
12773 (execute_todo): Adjust.
12774 (execute_one_pass): Init dump files early.
12775 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
12777 (create_general_new_stmt): Clear vops.
12778 * tree-ssa-reassoc.c (get_rank): Adjust.
12779 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
12780 symbols for renaming.
12781 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
12782 (PARAM_AVG_ALIASED_VOPS): Likewise.
12783 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
12784 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
12785 * tree-ssa-operands.c: Simplify for new virtual operand representation.
12786 (operand_build_cmp, copy_virtual_operands,
12787 create_ssa_artificial_load_stmt, add_to_addressable_set,
12788 gimple_add_to_addresses_taken): Remove public functions.
12789 (unlink_stmt_vdef): New function.
12791 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12793 * config.gcc (powerpc-*-linux*): Merge variants.
12795 2009-04-02 Chao-ying Fu <fu@mips.com>
12796 James Grosbach <james.grosbach@microchip.com>
12798 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
12799 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
12801 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
12802 keep_interrupts_masked_p, use_debug_exception_return_p.
12803 (mips_attribute_table): Add interrupt, use_shadow_register_set,
12804 keep_interrupts_masked, use_debug_exception_return.
12805 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
12806 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
12808 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
12809 (mips_print_operand): Process COP0 registers to print $0 .. $31
12810 correctly for GAS to process.
12811 (mips_interrupt_extra_call_saved_reg_p): New function.
12812 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
12814 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
12815 (mips_compute_frame_info): Add supports for interrupt context that
12816 includes doubleword accumulators and COP0 registers.
12817 (mips_for_each_saved_acc): New function.
12818 (mips_for_each_saved_gpr_and_fpr): Change the function name from
12819 mips_for_each_saved_reg.
12820 (mips_save_reg): Save accumulators.
12821 (mips_kernel_reg_p): A new for_each_rtx callback.
12822 (mips_expand_prologue): Support interrupt handlers.
12823 (mips_restore_reg): Restore accumulators.
12824 (mips_expand_epilogue): Support interrupt handlers.
12825 (mips_can_use_return_insn): Return false for interrupt handlers.
12826 (mips_epilogue_uses): New function.
12827 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
12828 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
12829 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
12830 cop0_move): New instructions.
12831 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
12832 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
12834 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
12836 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
12837 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
12838 interrupt handlers, we use K0 as the temporary register.
12839 (EPILOGUE_USES): Change to a function call.
12840 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
12841 handlers, we use K0 as the temporary register.
12843 * doc/extend.texi (Function Attributes): Document interrupt,
12844 use_shadow_register_set, keep_interrupts_masked,
12845 use_debug_exception_return for MIPS attributes.
12847 2009-04-03 Alan Modra <amodra@bigpond.net.au>
12849 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
12850 Remove a number of t-files from tmake_file.
12851 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
12852 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
12853 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
12854 target_prototype, not TARGET_PROTOTYPE.
12855 (LINK_OS_GNU_SPEC): Define.
12856 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
12857 and darwin-ldoubdle.c.
12859 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
12862 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
12863 (cpp_options): Ditto.
12864 (default_compilers): Ditto.
12865 (display_help): Ditto.
12866 (process_command): Ditto.
12867 (do_spec_1): Ditto.
12868 (set_input): Use lbasename instead of duplicate code.
12869 (save_temps_prefix): New static for -save-temps=obj.
12870 (save_temps_length): Ditto.
12872 * doc/invoke.texi (-save-temps=obj): Document new variant to
12873 -save-temps switch.
12875 2009-04-02 Jeff Law <law@redhat.com>
12877 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
12880 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12882 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
12883 * configure: Regenerated.
12885 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12887 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
12888 share the argument list.
12890 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12894 2009-02-12 Diego Novillo <dnovillo@google.com>
12896 * varpool.c (debug_varpool): New.
12897 * cgraph.h (debug_varpool): Declare.
12899 2009-04-02 Jan Hubicka <jh@suse.cz>
12901 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
12904 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
12906 * config/i386/i386.c (ix86_abi): Move initialization to ...
12907 (override_options): Here.
12909 2009-04-02 Christian Bruel <christian.bruel@st.com>
12911 * config/sh/sh.c (sh_dwarf_register_span): New function.
12912 (TARGET_DWARF_REGISTER_SPAN): Define.
12913 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
12915 2009-04-02 Ira Rosen <irar@il.ibm.com>
12917 PR tree-optimization/39595
12918 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
12919 interleaved loads group is not greater than the SLP group size.
12921 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
12923 * builtins.c (is_builtin_name): New.
12924 (called_as_built_in): Use is_builtin_name.
12925 * tree.h (is_builtin_name): New.
12926 * varasm.c (incorporeal_function_p): Use is_builtin_name
12928 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
12930 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
12932 2009-04-02 Dodji Seketeli <dodji@redhat.com>
12935 * c-decl.c (clone_underlying_type): Move this ...
12936 * c-common.c (set_underlying_type): ... here.
12937 Also, make sure the function properly sets TYPE_STUB_DECL() on
12938 the newly created typedef variant type.
12939 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
12940 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
12943 2009-04-02 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/37221
12946 * tree-flow.h (degenerate_phi_result): Declare.
12947 * tree-ssa-dom.c (degenerate_phi_result): Export.
12948 * tree-scalar-evolution.c (analyze_initial_condition): If
12949 the initial condition is defined by a degenerate PHI node
12950 use the degenerate value.
12952 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
12954 PR rtl-optimization/39588
12955 * combine.c (merge_outer_ops): Do not set the constant when this
12957 (simplify_shift_const_1): Do not modify it either in this case.
12959 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
12961 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
12962 tuning is deprecated if -mtune value is set to an Itanium1 variant.
12964 2009-04-01 Janis Johnson <janis187@us.ibm.com>
12967 * c-lex.c (interpret_float): Default (no suffix) is double.
12969 2009-04-1 Xinliang David Li <davidxl@google.com>
12971 * config/i386/i386.c (legitimate_constant_p): Recognize
12972 all one vector constant.
12974 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12976 * config/vax/vax.c: Add #includes to silence warnings.
12977 Change #include order to silence two warnings.
12979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12981 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
12982 (ASM_SPEC): Pass -k to the assembler for PIC code.
12984 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12986 * config.gcc: Add vax-*-linux* to the switch.
12987 * config/vax/linux.h: New file. (TARGET_VERSION,
12988 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
12990 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12992 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
12993 Use predicate macros instead of GET_CODE() == foo.
12994 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
12995 ashlsi3, rotrsi3, <unnamed>): Likewise.
12997 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
12999 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13000 jbbccihi, jbbccisi): Remova trailing whitespace.
13001 * config/vax/constraints.md: Likewise.
13002 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13003 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13004 * config/vax/predicates.md: Likewise.
13005 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13006 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13007 * config/vax/vax.h: Likewise.
13008 * config/vax/vax.md (nonlocal_goto): Likewise.
13010 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13012 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13013 (indirectable_address_p, adjacent_operands_p): Add spaces around
13015 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13017 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13019 * config/vax/vax.c (legitimate_constant_address_p,
13020 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13021 index_term_p, reg_plus_index_p, legitimate_address_p,
13022 vax_mode_dependent_address_p): Update comments to match functions
13023 modified by the recent int->bool conversion.
13025 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13027 * config/vax/builtins.md: Update copyright message.
13028 * config/vax/constraints.md: Likewise.
13029 * config/vax/netbsd-elf.h: Likewise.
13030 * config/vax/predicates.md: Likewise.
13031 * config/vax/vax-protos.h: Likewise.
13032 * config/vax/vax.c: Likewise.
13033 * config/vax/vax.h: Likewise.
13034 * config/vax/vax.md: Likewise.
13035 * config/vax/vax.opt: Likewise.
13037 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13039 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13040 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13041 * config/vax/constraints.md (B, R): Likewise.
13042 * config/vax/predicates.md (external_memory_operand,
13043 nonimmediate_addsub_di_operand): Likewise.
13044 * config/vax/vax.c (vax_output_int_add): Likewise.
13045 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13046 untyped_call): Likewise.
13048 2009-04-01 Matt Thomas <matt@3am-software.com>
13050 * config/vax/predicates.md: New file.
13051 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13052 external_const_operand, nonsymbolic_operand, external_memory_operand,
13053 indirect_memory_operand, indexed_memory_operand,
13054 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13055 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13057 * config/vax/constraints.md: New file.
13058 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13060 * config/vax/builtins.md: New file.
13061 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13062 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13064 * config/vax/vax.opt (mqmath): Add option.
13065 * config/vax/vax.md (isfx): Extend with DI.
13066 (VAXintQH, VAXintQHSD): Define.
13067 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13068 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13069 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13070 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13071 (movdi): Update constraints and use vax_output_int_move().
13072 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13073 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13074 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13075 nonlocal_goto): New.
13076 (mov<mode>): Extend accepted operand types.
13077 (subdi3_old): Rename from subdi3, change update constraints and use
13078 a new implementation.
13079 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13080 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13081 MOVE_RATIO, CLEAR_RATIO): Define.
13082 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13083 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13084 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13085 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13086 (split_quadword_operands): Make static and really allow variable
13088 (print_operand_address): Update for PIC generation.
13089 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13090 indexable_address_p, fixup_mathdi_operand,
13091 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13092 (vax_float_literal, legitimate_constant_p,
13093 indirectable_constant_address_p, index_term_p,
13094 reg_plus_index_p): Return bool instead of int.
13095 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13097 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13099 (vax_output_conditional_branch): Indent.
13100 (legitimate_constant_address_p, indirectable_constant_address_p,
13101 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13102 vax_mode_dependent_address_p): Return bool instead of int, update for
13104 * config/vax/vax-protos.h (legitimate_constant_address_p,
13105 legitimate_constant_p, legitimate_address_p,
13106 vax_mode_dependent_address_p): Change declaration to bool.
13107 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13108 vax_expand_addsub_di_operands, vax_output_int_subtract,
13109 vax_output_movmemsi): Declare.
13110 (split_quadword_operands, vax_float_literal): Delete declaration.
13111 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13112 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13113 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13114 ASM_OUTPUT_DWARF_PCREL): Define.
13115 (ASM_SPEC): Change definition to allow PIC generation.
13117 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13119 * doc/sourcebuild.texi: Update front-end requirements.
13121 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13124 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13125 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13126 (booldi3_internal3): Use boolean_or_operator instead of
13129 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13132 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13133 declarator whose size is not an integer constant expression but
13134 folds to an integer constant, then treat it as a constant
13137 2009-04-01 Richard Guenther <rguenther@suse.de>
13139 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13140 i * 4 + 2 to (i * 2 + 1) * 2.
13142 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13145 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13146 return if c_parser_asm_string_literal returned NULL.
13148 2009-04-01 Nick Clifton <nickc@redhat.com>
13150 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13152 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13153 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13154 other typedefs to avoid conflicts with libgcc2.c. Define labels
13155 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13157 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13158 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13161 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13163 * varasm.c (default_function_rodata_section): Declare DOT as
13166 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13167 Andrey Galkin <agalkin@hypercom.com>
13170 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13171 Make object_name unique for each process.
13173 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13176 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13177 addressable variables in the parallel that could go out of scope while
13178 running queued tasks.
13180 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13182 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13183 (CASE_VALUES_THRESHOLD): Redefine.
13184 * config/avr/avr.c (avr_override_options): Remove initialization of
13185 avr_case_values_threshold variable.
13186 (avr_case_values_threshold): Remove variable. Add new function.
13187 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13188 * config/avr/avr.opt (mno-tablejump): Remove option.
13189 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13191 2009-04-01 DJ Delorie <dj@redhat.com>
13193 * varasm.c (default_function_rodata_section): Don't assume
13194 anything about where the first '.' in the section name is.
13196 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13198 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13199 rs6000_emit_stack_tie.
13201 2009-03-31 Ian Lance Taylor <iant@google.com>
13203 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13204 gimple_code with GIMPLE_RESX, not RESX.
13206 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13208 * c-common.c (c_get_ident): New.
13209 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13211 2009-04-01 Ben Elliston <bje@au.ibm.com>
13213 * config/rs6000/sysv4.opt (msdata): Improve option description.
13215 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13217 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13218 (divdf3_internal_lat): Remove.
13219 (divxf3_internal_lat): Remove.
13220 (divxf3_internal_thr): Remove.
13221 (divxf): Use divxf3_internal.
13222 * config/ia64/div.md (divsf3_internal_lat): New.
13223 (divdf3_internal_lat): New.
13224 (divxf3_internal): New.
13226 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13229 * Makefile.in (USE_GCC_STDINT): Define.
13230 (stmp-int-hdrs): Install stdint.h if applicable.
13231 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13233 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13234 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13235 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13236 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13237 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13238 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13239 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13240 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13241 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13242 (c_common_nodes_and_builtins): Initialize
13243 underlying_wchar_type_node. Do not initialize
13244 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13245 nodes for new types.
13246 (c_stddef_cpp_builtins): Define macros for new types.
13247 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13249 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13250 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13251 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13252 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13253 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13254 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13255 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13256 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13257 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13258 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13259 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13260 int16_type_node, int32_type_node, int64_type_node,
13261 uint8_type_node, uint16_type_node, c_uint32_type_node,
13262 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13263 int_least32_type_node, int_least64_type_node,
13264 uint_least8_type_node, uint_least16_type_node,
13265 uint_least32_type_node, uint_least64_type_node,
13266 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13267 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13268 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13269 uintptr_type_node): Define.
13270 * c-cppbuiltin.c (builtin_define_constants,
13271 builtin_define_type_minmax): New.
13272 (builtin_define_stdint_macros): Define more macros.
13273 (c_cpp_builtins): Define more limit macros.
13274 (type_suffix): New.
13275 (builtin_define_type_max): Define in terms of
13276 builtin_define_type_minmax. Remove is_long parameter. All
13278 * config.gcc (use_gcc_stdint): Define.
13279 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13280 Add newlib-stdint.h for generic targets.
13281 * config/glibc-stdint.h, config/newlib-stdint.h,
13282 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13283 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13284 * config/score/score.h (UINTPTR_TYPE): Define.
13285 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13286 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13287 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13288 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13289 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13290 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13291 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13292 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13293 * config/spu/spu.h (STDINT_LONG32): Define.
13294 * configure.ac (use_gcc_stdint): Substitute.
13295 * configure: Regenerate.
13296 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13297 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13298 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13299 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13300 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13301 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13302 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13303 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13304 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13305 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13306 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13307 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13308 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13309 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13310 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13311 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13312 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13313 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13314 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13315 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13316 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13317 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13318 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13319 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13320 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13321 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13322 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13323 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13324 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13326 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13328 * loop-iv.c (suitable_set_for_replacement): Renamed from
13329 simplify_using_assignment; changed to return bool and to accept new
13330 args DEST and SRC. Return true iff we find a source/destination pair
13331 that can be used to make a replacement, and fill SRC and DEST if so.
13332 Remove arg ALTERED. Don't deal with altered regs here. All callers
13334 (simplify_using_initial_values): Deal with altered regs here and track
13335 more precisely the effect they have on the validity of our expression.
13337 * loop-iv.c (simplify_using_condition): A condition of the form
13338 (EQ REG CONST) can be used to simply make a substitution.
13339 (simplify_using_initial_values): Keep track of conditions we have seen
13340 and keep using them to simplify new expressions, while applying the
13341 same substitutions to them as to the expression.
13343 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13344 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13347 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13348 changed. Use this when trying to improve the upper bound.
13349 Generate the comparison by using simplify_gen_relational.
13351 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13353 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13355 (simplify_using_assignment, simplify_using_initial_values): Call
13356 replace_in_expr to make replacements. Call replace_single_def_regs
13357 once on the initial version of the expression.
13359 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13362 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13364 2009-03-31 Richard Guenther <rguenther@suse.de>
13366 PR middle-end/31029
13367 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13368 equality comparisons. Fold C - X CMP X if C % 2 == 1.
13370 2009-03-31 Richard Guenther <rguenther@suse.de>
13372 * tree.h (div_if_zero_remainder): Declare.
13373 * fold-const.c (div_if_zero_remainder): Export.
13374 * tree-ssa-forwprop.c
13375 (forward_propagate_addr_into_variable_array_index): Handle
13376 constant array index addition outside of the variable index.
13378 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13381 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
13382 define_splits, floatunssi<mode>2): Require x87 conversions from
13383 DImode to be permitted.
13385 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13387 PR preprocessor/15638
13388 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
13390 2009-03-31 Richard Guenther <rguenther@suse.de>
13392 PR middle-end/23401
13393 PR middle-end/27810
13394 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
13395 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
13396 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
13397 a separate statement.
13398 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
13399 (lookup_tmp_var): Likewise.
13400 (is_gimple_formal_tmp_or_call_rhs): Remove.
13401 (is_gimple_reg_or_call_rhs): Rename to ...
13402 (is_gimple_reg_rhs_or_call): ... this.
13403 (is_gimple_mem_or_call_rhs): Rename to ...
13404 (is_gimple_mem_rhs_or_call): ... this.
13405 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
13406 DECL_GIMPLE_REG_P only if is_formal is true.
13407 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
13408 for non-proper post-modify expression gimplification.
13409 (gimplify_self_mod_expr): For post-modify expressions gimplify
13410 the lvalue to a minimal lvalue.
13411 (rhs_predicate_for): Remove formal temp case.
13412 (gimplify_modify_expr_rhs): Likewise.
13413 (gimplify_addr_expr): Use is_gimple_reg.
13414 (gimplify_expr): Remove formal temp cases.
13415 (gimple_regimplify_operands): Likewise.
13416 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
13417 and FILTER_EXPR like constants.
13418 * gimple.c (walk_gimple_op): Fix val_only initialization, use
13420 (is_gimple_formal_tmp_rhs): Remove.
13421 (is_gimple_reg_rhs): Remove special casing.
13422 (is_gimple_mem_rhs): Fix.
13423 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
13424 (is_gimple_formal_tmp_var): Remove.
13425 (is_gimple_formal_tmp_reg): Likewise.
13426 (is_gimple_min_lval): Allow invariant component ref parts.
13427 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
13428 is_gimple_formal_tmp_reg): Remove declarations.
13429 * tree-cfg.c (verify_expr): Verify that variables with address
13430 taken do not have DECL_GIMPLE_REG_P set.
13431 * tree-mudflap.c (mf_build_check_statement_for): Use
13432 force_gimple_operand instead of gimplify_expr.
13434 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
13436 * modulo-sched.c (sms_schedule_by_order): Pass the actual
13437 schedulable rows to compute_split_row.
13439 2009-03-31 Ben Elliston <bje@au.ibm.com>
13442 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
13445 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13447 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
13448 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
13449 * configure: Regenerate.
13450 * config.in: Regenerate.
13451 * config/rs6000/rs6000.opt (mtls-markers): Add.
13452 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
13453 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
13454 (tls_ld_aix, tls_ld_sysv): Likewise.
13455 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
13456 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
13458 2009-03-31 Alan Modra <amodra@bigpond.net.au>
13460 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
13462 2009-03-30 Jan Hubicka <jh@suse.cz>
13464 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
13466 (tree_remove_unreachable_handlers): Cleanup EH predecestor
13467 detection and label handling.
13469 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13471 * ira-int.h (ira_allocno): Rename left_conflicts_num to
13472 left_conflicts_size.
13473 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
13474 ALLOCNO_LEFT_CONFLICTS_SIZE.
13476 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
13477 remove_allocno_from_bucket_and_push,
13478 allocno_spill_priority_compare, push_allocnos_to_stack,
13479 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13480 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
13481 (setup_allocno_left_conflicts_num): Ditto. Rename to
13482 setup_allocno_left_conflicts_size.
13483 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
13484 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
13485 setup_allocno_left_conflicts_size instead of
13486 setup_allocno_left_conflicts_num.
13488 * ira-build.c (ira_create_allocno): Use
13489 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
13490 ALLOCNO_LEFT_CONFLICTS_NUM.
13492 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
13494 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
13495 instead of DF_LR_OUT.
13497 * ira-lives.c (process_bb_node_lives): Ditto.
13499 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
13500 instead of DF_LR_{OUT,IN}.
13502 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
13504 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
13506 2009-03-30 Jan Hubicka <jh@suse.cz>
13508 * except.c (label_to_region_map): Fix thinko.
13510 2009-03-30 Steve Ellcey <sje@cup.hp.com>
13512 PR middle-end/38237
13513 * tree.h (tree_find_value): New declaration.
13514 * tree.c (tree_find_value): New function.
13515 * varasm.c (assemble_external): Avoid duplicate entries on lists.
13517 2009-03-30 Jakub Jelinek <jakub@redhat.com>
13520 * c-decl.c (struct c_binding): Add locus field.
13521 (bind): Add locus argument, set locus field from it.
13522 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
13523 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
13524 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
13525 implicitly_declare, undeclared_variable, lookup_label,
13526 declare_label, c_make_fname_decl, c_builtin_function,
13527 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
13530 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
13533 * config/i386/i386.c (classify_argument): Check total size of
13536 2009-03-30 Martin Jambor <mjambor@suse.cz>
13538 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
13539 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
13540 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
13543 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
13544 seen_variable_array_ref while also traversing a union.
13546 * tree-inline.c (optimize_inline_calls): Do not call
13547 cgraph_node_remove_callees.
13548 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
13549 (pass_remove_cgraph_callee_edges): New variable.
13550 * passes.c (init_optimization_passes): Add
13551 pass_remove_cgraph_callee_edges after early inlining and before all
13552 late intraprocedural passes.
13554 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
13556 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13558 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
13559 Fix typos in names.
13561 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13563 * combine.c (simplify_comparison): Use have_insn_for.
13564 * dojump.c (do_jump): Likewise.
13566 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13568 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
13569 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
13570 sparc_compare_op0 like sparc_compare_emitted used to be handled.
13571 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
13572 instead of sparc_compare_emitted.
13573 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
13574 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
13575 instead of sparc_compare_emitted.
13577 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13579 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
13580 enter/exit cfglayout mode.
13581 (pass_partition_block): Require it.
13582 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
13583 (combine_instructions): Track basic blocks instead of labels.
13584 (update_cfg_for_uncondjump): New.
13585 (try_combine): Use it. Update jumps after rescanning.
13586 (pass_combine): Require PROP_cfglayout.
13587 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
13589 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13591 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
13592 Provide/destroy PROP_cfglayout respectively.
13593 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
13594 * tree-pass.h (PROP_cfglayout): New.
13596 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
13598 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
13599 fold_convert_const_fixed_from_fixed,
13600 fold_convert_const_fixed_from_int,
13601 fold_convert_const_fixed_from_real, fold_negate_const): Do not
13602 set TREE_CONSTANT_OVERFLOW.
13603 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
13604 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
13606 2009-03-30 Ira Rosen <irar@il.ibm.com>
13608 * tree-vect-loop-manip.c: New file.
13609 * tree-vectorizer.c: Update documentation and included files.
13610 (vect_loop_location): Make extern.
13611 (rename_use_op): Move to tree-vect-loop-manip.c
13612 (rename_variables_in_bb, rename_variables_in_loop,
13613 slpeel_update_phis_for_duplicate_loop,
13614 slpeel_update_phi_nodes_for_guard1,
13615 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
13616 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
13617 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
13618 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
13619 find_loop_location): Likewise.
13620 (new_stmt_vec_info): Move to tree-vect-stmts.c.
13621 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
13622 get_vectype_for_scalar_type, vect_is_simple_use,
13623 supportable_widening_operation, supportable_narrowing_operation):
13625 (bb_in_loop_p): Move to tree-vect-loop.c.
13626 (new_loop_vec_info, destroy_loop_vec_info,
13627 reduction_code_for_scalar_code, report_vect_op,
13628 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
13629 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
13630 (vect_supportable_dr_alignment): Likewise.
13631 * tree-vectorizer.h (tree-data-ref.h): Include.
13632 (vect_loop_location): Declare.
13633 Reorganize function declarations according to the new file structure.
13634 * tree-vect-loop.c: New file.
13635 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
13636 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
13637 * tree-vect-data-refs.c: New file.
13638 * tree-vect-patterns.c (timevar.h): Don't include.
13639 * tree-vect-stmts.c: New file.
13640 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
13641 tree-vect-slp.c, tree-vect-loop.c.
13642 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
13643 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
13644 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
13645 (tree-vect-analyze.o): Remove.
13646 (tree-vect-transform.o): Likewise.
13647 (tree-vect-data-refs.o): Add rule.
13648 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
13649 tree-vect-slp.o): Likewise.
13650 (tree-vect-patterns.o): Remove redundant dependencies.
13651 (tree-vectorizer.o): Likewise.
13652 * tree-vect-slp.c: New file.
13654 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13656 * optc-gen.awk: Warn if an option flag has multiple different
13659 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
13661 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
13662 -floop-block): Document dependences on PPL, CLooG and Graphite.
13664 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13666 PR rtl-optimization/323
13667 * c-common.c (c_fully_fold, convert_and_check,
13668 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
13669 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
13670 * c-common.def (EXCESS_PRECISION_EXPR): New.
13671 * c-cppbuiltin.c (builtin_define_float_constants): Define
13672 constants with enough digits for long double.
13673 * c-lex.c (interpret_float): Interpret constant with excess
13674 precision where appropriate.
13675 * c-opts.c (c_common_post_options): Set
13676 flag_excess_precision_cmdline. Give an error for
13677 -fexcess-precision=standard for C++ for processors where the
13678 option is significant.
13679 * c-parser.c (c_parser_conditional_expression): Handle excess
13680 precision in condition.
13681 * c-typeck.c (convert_arguments): Handle arguments with excess
13683 (build_unary_op): Move excess precision outside operation.
13684 (build_conditional_expr): Likewise.
13685 (build_compound_expr): Likewise.
13686 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
13687 (build_modify_expr): Handle excess precision in RHS.
13688 (convert_for_assignment): Handle excess precision in converted
13690 (digest_init, output_init_element, process_init_element): Handle
13691 excess precision in initializer.
13692 (c_finish_return): Handle excess precision in return value.
13693 (build_binary_op): Handle excess precision in operands and add
13694 excess precision as needed for operation.
13695 * common.opt (-fexcess-precision=): New option.
13696 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
13697 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
13698 For standard excess precision, output explicit conversion to and
13699 truncation from XFmode.
13700 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
13701 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
13702 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
13703 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
13704 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
13705 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
13706 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
13707 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
13708 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
13709 define_splits, sqrt<mode>2): Disable where appropriate for
13710 standard excess precision.
13711 * convert.c (convert_to_real): Do not shorten arithmetic to type
13712 for which excess precision would be used.
13713 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
13714 * doc/invoke.texi (-fexcess-precision=): Document option.
13715 (-mfpmath=): Correct index entry.
13716 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
13717 flag_excess_precision): New.
13718 * langhooks.c (lhd_post_options): Set
13719 flag_excess_precision_cmdline.
13720 * opts.c (common_handle_option): Handle -fexcess-precision=.
13721 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
13722 init_excess_precision): New.
13723 (lang_dependent_init_target): Call init_excess_precision.
13724 * tree.c (excess_precision_type): New.
13725 * tree.h (excess_precision_type): Declare.
13727 2009-03-30 Joseph Myers <joseph@codesourcery.com>
13730 * c-typeck.c (build_component_ref): Do not copy qualifiers from
13731 non-lvalue to component.
13733 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13735 PR preprocessor/34695
13736 * Makefile.in (c-opts.o): Depend on c-tree.h.
13737 * c-common.c: Move down include of diagnostic.h.
13738 (done_lexing, c_cpp_error): New.
13739 * c-common.h (done_lexing): Declare.
13740 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
13742 * c-opts.c: Include c-tree.h.
13743 (c_common_init_options): Set preprocessor error callback.
13744 (c_common_handle_option): Do not set preprocessor
13745 inhibit_warnings, warnings_are_errors, warn_system_headers,
13746 pedantic_errors or inhibit_warnings flags.
13747 (c_common_post_options): Do not check cpp_errors (parse_in).
13748 (c_common_finish): Do not output dependencies if there were
13749 errors. Do not check return value of cpp_finish.
13750 * c-ppoutput.c (pp_file_change): Set input_location.
13751 * c-tree.h (c_cpp_error): Declare.
13752 * diagnostic.c (diagnostic_set_info_translated): Also initialize
13754 (diagnostic_build_prefix): Check override_column.
13755 * diagnostic.h (diagnostic_info): Add override_column field.
13756 (diagnostic_override_column): Define.
13758 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
13760 * c-common.c (c_expand_expr, c_staticp): Remove.
13761 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
13762 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
13763 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
13764 * c-gimplify.c (gimplify_compound_literal_expr,
13765 optimize_compound_literals_in_ctor): Remove.
13766 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
13767 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
13768 * c-semantics.c (emit_local_var): Remove.
13770 * langhooks-def.h (lhd_expand_expr): Remove.
13771 * langhooks.c (lhd_expand_expr): Remove.
13772 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
13774 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
13775 handling from c-semantics.c; don't call into langhook.
13776 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
13777 * gimplify.c (gimplify_compound_literal_expr,
13778 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
13779 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
13780 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
13781 as was done in c-gimplify.c.
13782 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
13783 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
13784 Move from c-common.h.
13785 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
13787 * tree.c (staticp): Do not call langhook.
13788 * langhooks.c (lhd_staticp): Delete.
13789 * langhooks-def.h (lhd_staticp): Delete prototype.
13790 (LANG_HOOKS_STATICP): Delete.
13791 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
13793 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
13794 instead of DECL_STMTs.
13796 2009-03-29 Joseph Myers <joseph@codesourcery.com>
13804 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
13806 (fold_call_expr): Return a NOP_EXPR from folding rather than the
13807 contained expression.
13808 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
13809 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
13810 conditional expressions for C.
13811 (decl_constant_value_for_optimization): Move from
13812 decl_constant_value_for_broken_optimization in c-typeck.c. Check
13813 whether optimizing and that the expression is a VAR_DECL not of
13814 array type instead of doing such checks in the caller. Do not
13815 check pedantic. Call gcc_unreachable for C++.
13816 * c-common.def (C_MAYBE_CONST_EXPR): New.
13817 * c-common.h (c_fully_fold, c_save_expr,
13818 decl_constant_value_for_optimization): New prototypes.
13819 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13820 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13821 EXPR_INT_CONST_OPERANDS): Define.
13822 * c-convert.c (convert): Strip nops from expression.
13823 * c-decl.c (groktypename): Take extra parameters expr and
13824 expr_const_operands. Update call to grokdeclarator.
13825 (start_decl): Update call to grokdeclarator. Add statement for
13826 expressions used in type of decl.
13827 (grokparm): Update call to grokdeclarator.
13828 (push_parm_decl): Update call to grokdeclarator.
13829 (build_compound_literal): Add parameter non_const and build a
13830 C_MAYBE_COSNT_EXPR if applicable.
13831 (grokdeclarator): Take extra parameters expr and
13832 expr_const_operands. Track expressions used in declaration
13833 specifiers and declarators. Fold array sizes and track whether
13834 they are constant expressions and whether they are integer
13835 constant expressions.
13836 (parser_xref_tag): Set expr and expr_const_operands fields in
13838 (grokfield): Update call to grokdeclarator.
13839 (start_function): Update call to grokdeclarator.
13840 (build_null_declspecs): Set expr and expr_const_operands fields in
13842 (declspecs_add_type): Handle expressions in typeof specifiers.
13843 * c-parser.c (c_parser_declspecs): Set expr and
13844 expr_const_operands fields for declaration specifiers.
13845 (c_parser_enum_specifier): Likewise.
13846 (c_parser_struct_or_union_specifier): Likewise.
13847 (c_parser_typeof_specifier): Likewise. Update call to
13848 groktypename. Fold expression as needed. Return expressions with
13849 type instead of adding statements.
13850 (c_parser_attributes): Update calls to c_parser_expr_list.
13851 (c_parser_statement_after_labels): Fold expression before passing
13852 to objc_build_throw_stmt.
13853 (c_parser_condition): Fold expression.
13854 (c_parser_asm_operands): Fold expression.
13855 (c_parser_conditional_expression): Use c_save_expr. Update call
13856 to build_conditional_expr.
13857 (c_parser_alignof_expression): Update call to groktypename.
13858 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
13859 original_code. Fold expression argument of va_arg. Create
13860 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
13861 argument to va_arg. Update calls to groktypename. Fold array
13862 index for offsetof. Verify that first argument to
13863 __builtin_choose_expr has integer type.
13864 (c_parser_postfix_expression_after_paren_type): Update calls to
13865 groktypename and build_compound_literal. Handle expressions with
13866 side effects in type name.
13867 (c_parser_postfix_expression_after_primary): Update call to
13868 c_parser_expr_list. Set original_code for calls to
13869 __builtin_constant_p.
13870 (c_parser_expr_list): Take extra parameter fold_p. Fold
13871 expressions if requested.
13872 (c_parser_objc_type_name): Update call to groktypename.
13873 (c_parser_objc_synchronized_statement): Fold expression.
13874 (c_parser_objc_receiver): Fold expression.
13875 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
13876 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
13877 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
13878 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
13879 (struct c_typespec): Add elements expr and expr_const_operands.
13880 (struct c_declspecs): Add elements expr and expr_const_operands.
13881 (groktypename, build_conditional_expr, build_compound_literal):
13883 (in_late_binary_op): Declare.
13884 * c-typeck.c (note_integer_operands): New function.
13885 (in_late_binary_op): New variable.
13886 (decl_constant_value_for_broken_optimization): Move to c-common.c
13887 and rename to decl_constant_value_for_optimization.
13888 (default_function_array_conversion): Do not strip nops.
13889 (default_conversion): Do not call
13890 decl_constant_value_for_broken_optimization.
13891 (build_array_ref): Do not fold result.
13892 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
13893 result when operand is a VLA.
13894 (c_expr_sizeof_type): Update call to groktypename. Handle
13895 expressions included in type name. Use C_MAYBE_CONST_EXPR for
13896 result when operand names a VLA type.
13897 (build_function_call): Update call to build_compound_literal.
13898 Only fold result for calls to __builtin_* functions. Strip
13899 NOP_EXPR from INTEGER_CST returned from such functions. Fold
13900 the function designator.
13901 (convert_arguments): Fold arguments. Update call to
13902 convert_for_assignment.
13903 (build_unary_op): Handle increment and decrement of
13904 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
13905 decrement earlier. Fold operand of increment and decrement.
13906 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
13907 built for integer operand. Wrap returns that are INTEGER_CSTs
13908 without being integer constant expressions or that have integer
13909 constant operands without being INTEGER_CSTs.
13910 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
13911 (build_conditional_expr): Add operand ifexp_bcp. Track whether
13912 result is an integer constant expression or can be used in
13913 unevaluated parts of one and avoid folding and wrap as
13914 appropriate. Fold operands before possibly doing -Wsign-compare
13916 (build_compound_expr): Wrap result for C99 if operands can be used
13917 in integer constant expressions.
13918 (build_c_cast): Update call to digest_init. Do not ignore
13919 overflow from casting floating-point constants to integers. Wrap
13920 results that could be confused with integer constant expressions,
13921 null pointer constants or floating-point constants.
13922 (c_cast_expr): Update call to groktypename. Handle expressions
13923 included in type name.
13924 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
13925 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
13926 Update calls to convert_for_assignment.
13927 (convert_for_assignment): Take new parameter
13928 null_pointer_constant. Do not strip nops or call
13929 decl_constant_value_for_broken_optimization. Set
13930 in_late_binary_op for conversions to boolean.
13931 (store_init_value): Update call to digest_init.
13932 (digest_init): Take new parameter null_pointer_constant. Do not
13933 call decl_constant_value_for_broken_optimization. pedwarn for
13934 initializers not constant expressions. Update calls to
13935 convert_for_assignment.
13936 (constructor_nonconst): New.
13937 (struct constructor_stack): Add nonconst element.
13938 (really_start_incremental_init, push_init_level, pop_init_level):
13939 Handle constructor_nonconst and nonconst element.
13940 (set_init_index): Call constant_expression_warning for array
13942 (output_init_element): Fold value. Set constructor_nonconst as
13943 applicable. pedwarn for initializers not constant expressions.
13944 Update call to digest_init. Call constant_expression_warning
13945 where constant initializers are required.
13946 (process_init_element): Use c_save_expr.
13947 (c_finish_goto_ptr): Fold expression.
13948 (c_finish_return): Fold return value. Update call to
13949 convert_for_assignment.
13950 (c_start_case): Fold switch expression.
13951 (c_process_expr_stmt): Fold expression.
13952 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
13953 ensure statement expression is not evaluated in constant expression.
13954 (build_binary_op): Track whether results are integer constant
13955 expressions or may occur in such, disable folding and wrap results
13956 as applicable. Fold operands for -Wsign-compare warnings unless
13958 (c_objc_common_truthvalue_conversion): Handle results folded to
13959 integer constants that are not integer constant expressions.
13960 * doc/extend.texi: Document when typeof operands are evaluated,
13961 that condition of __builtin_choose_expr is an integer constant
13962 expression, and more about use of __builtin_constant_p in
13965 2009-03-29 Richard Guenther <rguenther@suse.de>
13967 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
13968 propagate addresses of array references.
13970 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
13972 * regmove.c (perhaps_ends_bb_p): Remove.
13973 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
13974 from INSN and check that the main loop stays within that basic block.
13975 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
13976 (regmove_forward_pass): Split out from regmove_optimize. Use
13977 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
13978 (regmove_backward_pass): Split out from regmove_optimize. Use
13979 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
13980 (regmove_optimize): Simplify.
13982 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13985 * config/i386/i386.c (classify_argument): Ignore flexible array
13986 member in struct and warn ABI change.
13988 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
13990 * config/i386/i386-protos.h (ix86_agi_dependent): New.
13992 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
13993 (ix86_adjust_cost): Updated.
13995 2009-03-29 Jan Hubicka <jh@suse.cz>
13997 PR middle-end/28850
13998 * tree-pass.h (pass_cleanup_eh): New function.
13999 (remove_unreachable_regions): Break code handling RTL
14000 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14001 that can not be reached by runtime.
14002 (can_be_reached_by_runtime): New function.
14003 (label_to_region_map): New function.
14004 (num_eh_regions): New function.
14005 (rtl_remove_unreachable_regions): New function.
14006 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14007 (remove_eh_region): New function.
14008 * except.h: Include sbitmap and vecprim.
14009 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14010 num_eh_regions): Declare.
14011 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14012 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14013 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14014 (tree_empty_eh_handler_p): New function.
14015 (cleanup_empty_eh): New function.
14016 (cleanup_eh): New function.
14017 (pass_cleanup_eh): New function.
14019 2009-03-29 Jan Hubicka <jh@suse.cz>
14021 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14022 for removed regions.
14024 2009-03-29 Jan Hubicka <jh@suse.cz>
14026 * except.c (dump_eh_tree): Dump all datastructures.
14028 2009-03-29 Jan Hubicka <jh@suse.cz>
14030 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14031 (duplicate_eh_regions_1): Likewise.
14032 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14033 vector; call EH verification.
14034 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14035 Be ready for region being removed.
14037 2009-03-29 Jan Hubicka <jh@suse.cz>
14039 * bitmap.c (bitmap_last_set_bit): New function.
14040 * bitmap.h (bitmap_last_set_bit): Declare.
14042 2009-03-29 David Ayers <ayers@fsfe.org>
14045 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14046 by calling objc_compare_types and surpress warnings about
14047 incompatible C pointers that are compatible ObjC pointers.
14049 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14051 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14052 call initialize_inline_failed.
14053 (initialize_inline_failed): Move it from here ...
14054 * cgraph.c (initialize_inline_failed): ... to here.
14055 (cgraph_create_edge): Call initialize_inline_failed rather than
14056 setting inline_failed directly.
14058 2009-03-29 Ben Elliston <bje@au.ibm.com>
14061 * sysv4.opt (msdata): Improve comment.
14062 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14063 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14065 2009-03-29 Ben Elliston <bje@au.ibm.com>
14068 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14069 load and store attributes.
14071 2009-03-29 Ben Elliston <bje@au.ibm.com>
14073 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14074 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14075 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14076 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14077 __builtin_infq and __builtin_huge_valq.
14079 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14081 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14083 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14084 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14086 2009-03-28 Xinliang David Li <davidxl@google.com>
14088 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14089 (do_dbg_cnt): New function.
14091 2009-03-28 Jan Hubicka <jh@suse.cz>
14093 Merge from pretty-ipa:
14095 2009-03-27 Jan Hubicka <jh@suse.cz>
14097 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14098 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14099 * passes.c (function_called_by_processed_nodes_p): New.
14100 * ipa-pure-const.c (check_call): Fix handling of operands.
14101 (analyze_function): Dump debug output for skipped bodies.
14102 (local_pure_const): Use function_called_by_processed_nodes_p.
14103 * dwarf2out.c (reference_to_unused): Use output.
14104 * passes.c (do_per_function_toporder): Likewise.
14106 2008-11-12 Jan Hubicka <jh@suse.cz>
14108 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14109 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14110 state_set_in_source enum
14111 (check_decl): Ignore memory tags; do not set fake looping flags;
14113 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14114 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14115 (check_call, analyze_function): Rewrite.
14117 (add_new_function): Update call of analyze_function.
14118 (generate_summary): Add call of analyze_function.
14119 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14120 (local_pure_const): New function.
14121 (pass_local_pure_const): New pass.
14122 * ipa-inline.c (inline_transform): Set after_inlining.
14123 * tree-eh.c (stmt_can_throw_external): New.
14124 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14125 work with aliasing built.
14126 * tree-flow.h (stmt_can_throw_external): New.
14127 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14128 and local pure/const pass in early and late optimization queue.
14130 2009-03-28 Martin Jambor <mjambor@suse.cz>
14132 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14134 (fold_binary): Allow function decl aligment consideration is the
14135 second argument is integer constant one.
14136 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14137 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14138 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14140 2009-03-28 Jan Hubicka <jh@suse.cz>
14142 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14143 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14144 * function.h (rtl_data): Add nothrow flag.
14145 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14146 set DECL_NOTHROW for AVAILABLE functions.
14148 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14150 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14151 following vector keyword has expansion starting with pixel or bool
14152 keyword, expand vector to __vector and pixel or bool to __pixel or
14156 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14157 warn_if_disallowed_function_p): Removed.
14158 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14159 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14160 warning_if_disallowed_function_p.
14161 * flags.h (warn_if_disallowed_function_p,
14162 warn_disallowed_functions): Removed.
14163 * common.opt (Wdisallowed-function-list=): Removed.
14164 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14166 2009-03-28 Richard Guenther <rguenther@suse.de>
14168 PR tree-optimization/38723
14169 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14172 2009-03-28 Jan Hubicka <jh@suse.cz>
14174 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14175 test introduced by my previous patch.
14177 2009-03-28 Richard Guenther <rguenther@suse.de>
14179 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14180 the PHIs value undefined.
14182 2009-03-28 Jan Hubicka <jh@suse.cz>
14184 * tree-pass.h (pass_fixup_cfg): New pass.
14185 * ipa-inline.c (inline_transform): Set
14186 always_inline_functions_inlined/after_inlining.
14187 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14188 (pass_fixup_cfg): New pass.
14189 * passes.c (init_optimization_passes): Add fixup_cfg.
14191 2009-03-28 Richard Guenther <rguenther@suse.de>
14193 PR tree-optimization/38458
14194 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14195 argument use the arguments copy-of value.
14197 2009-03-28 Richard Guenther <rguenther@suse.de>
14199 PR tree-optimization/38180
14200 * tree-ssa-ccp.c (get_default_value): Simplify.
14201 (likely_value): Likewise.
14202 (surely_varying_stmt_p): Properly handle VOP case.
14203 (ccp_initialize): Likewise.
14204 (ccp_fold): Handle propagating through *&.
14205 (fold_const_aggregate_ref): Also handle decls.
14207 2009-03-28 Jan Hubicka <jh@suse.cz>
14209 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14210 * cgraph.h (cgraph_node): Likewise.
14211 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14212 (cgraph_reset_node): Use process flag.
14213 (cgraph_mark_functions_to_output): Likewise.
14214 (cgraph_expand_function): Likewise.
14215 (cgraph_expand_all_functions): Likewise.
14216 (cgraph_output_in_order): Likewise.
14217 * dwarf2out.c (reference_to_unused): Likewise.
14218 * passes.c do_per_function_toporder): Likewise.
14220 2009-03-28 Jan Hubicka <jh@suse.cz>
14222 Bring from lto-branch:
14224 2008-09-03 Doug Kwan <dougkwan@google.com>
14226 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14227 enums instead of reason strings.
14228 * cgraph.c (cgraph_create_edge): Same.
14229 (cgraph_inline_failed_string): New function.
14230 * cgraph.h (cgraph_inline_failed_t): New enum type.
14231 (cgraph_inline_failed_string): New prototype.
14232 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14233 char pointer to cgraph_inline_failed_t.
14234 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14235 (cgraph_default_inline_p): Ditto.
14236 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14237 to cgraph_inline_failed_t pointer.
14238 * cif-code.def: New file.
14239 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14241 (cgraph_check_inline_limits): Change type of REASON to pointer to
14242 cgraph_inline_failed_t. Replace reason strings with enums.
14243 (cgraph_default_inline_p): Ditto.
14244 (cgraph_recursive_inlining_p): Ditto.
14245 (update_caller_keys): Change type of FAILED_REASON to
14246 cgraph_inline_failed_t.
14247 (cgraph_set_inline_failed): Change type of REASON to pointer to
14248 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14249 convert enums to strings for text output.
14250 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14251 to be of type cgraph_inline_failed_t. Replace reason strings with
14252 enums. Call cgraph_inline_failed_string to covert enums
14253 to strings for text output.
14254 (cgraph_decide_inlining): Replace reason strings with enums.
14255 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14256 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14258 * tree-inline.c (expand_call_inline): Change type of REASON
14259 to cgraph_inline_failed_t. Replace reason strings with enums.
14260 Call cgraph_inline_failed_string for text output.
14261 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14264 2009-03-28 Jan Hubicka <jh@suse.cz>
14266 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14267 cgraph_clone_node): Remove master clone handling.
14268 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14269 * cgraph.h (master_clone): Remove.
14270 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14271 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14272 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14274 2009-03-28 Jan Hubicka <jh@suse.cz>
14276 * cgraph.c (cgraph_function_body_availability): Functions declared
14277 inline are always safe to assume that it is not going to be replaced.
14279 2009-03-28 Richard Guenther <rguenther@suse.de>
14281 PR tree-optimization/38513
14282 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14284 EXC_PTR_EXPR and FILTER_EXPR.
14285 (get_ref_from_reference_ops): Likewise.
14287 2009-03-28 Richard Guenther <rguenther@suse.de>
14289 PR tree-optimization/38968
14290 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14291 Use FLOOR_MOD_EXPR to compute misalignment.
14293 2009-03-28 Richard Guenther <rguenther@suse.de>
14295 PR tree-optimization/37795
14296 * tree.h (combine_comparisons): Declare.
14297 * fold-const.c (combine_comparisons): Export.
14298 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14300 (ifcombine_iforif): Use combine_comparisons.
14302 2009-03-28 Jan Hubicka <jh@suse.cz>
14304 * tree-eh.c (inlinable_call_p): New function.
14305 (make_eh_edges): Use it.
14306 (verify_eh_edges): Use it.
14307 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14308 * except.c (reachable_next_level): Add inlinable_function argument
14309 (sjlj_find_directly_reachable_regions): Update.
14310 (add_reachable_handler): Do not set saw_any_handlers.
14311 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14312 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14313 Add new inlinable call parameter.
14314 (can_throw_internal, can_throw_external): Update.
14315 * except.h (can_throw_internal_1, can_throw_external_1,
14316 foreach_reachable_handler): Update declaration.
14318 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14320 * config/arm/t-arm-coff, config/h8300/coff.h,
14321 config/i386/i386-aout.h, config/i386/i386-coff.h,
14322 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14323 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14324 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14325 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14326 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14327 sys-types.h: Remove.
14328 * Makefile.in: Remove protoize and fixproto support and references
14330 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14331 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14333 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14334 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14335 unprotoize$(exeext).
14336 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14337 (.PHONY): Don't depend on proto.
14338 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14339 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14340 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14341 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14342 build/gen-protos.o, build/scan.o, xsys-protos.h,
14343 build/fix-header$(build_exeext), build/fix-header.o,
14344 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14345 stmp-install-fixproto): Remove.
14346 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14347 SYSCALLS.c or fixproto files.
14348 (install-common): Don't install protoize.
14349 (install-headers-tar, install-headers-cpio, install-headers-cp):
14350 Don't depend on $(STMP_FIXPROTO).
14351 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14352 install fixproto files or write out fixproto settings.
14353 (uninstall): Don't uninstall protoize.
14354 * config.gcc (use_fixproto): Remove.
14355 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14356 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14357 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14358 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14359 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14360 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14361 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14362 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14363 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14364 * config/t-vxworks (STMP_FIXPROTO): Remove.
14365 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14366 STMP_FIXPROTO): Remove.
14367 * config.in, configure: Regenerate.
14368 * crtstuff.c (gid_t, uid_t): Don't undefine.
14369 * doc/install.texi: Change m68k-coff to m68k-elf in example.
14370 (arm-*-coff, arm-*-aout: Remove target entries.
14371 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
14372 Remove mention of AIX 4.1.
14373 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
14374 * doc/invoke.texi (Running Protoize): Remove.
14375 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
14376 (Protoize Caveats): Remove.
14377 * tsystem.h: Update comments on headers assumed to exist.
14379 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
14381 * genautomata.c: Add a new year to the copyright. Add a new
14383 (struct insn_reserv_decl): Add comments for member bypass_list.
14384 (find_bypass): Remove.
14385 (insert_bypass): New.
14386 (process_decls): Use insert_bypass.
14387 (output_internal_insn_latency_func): Output all bypasses with the
14388 same input insn in one switch case.
14390 * rtl.def (define_bypass): Describe bypass choice.
14391 * doc/md.texi (define_bypass): Ditto.
14393 2009-03-27 Richard Guenther <rguenther@suse.de>
14395 * gimplify.c (mark_addressable): Export.
14396 * tree-flow.h (mark_addressable): Declare.
14397 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
14398 * tree-ssa.c (verify_phi_args): Verify that address taken
14399 variables have TREE_ADDRESSABLE set.
14401 2009-03-27 Richard Guenther <rguenther@suse.de>
14403 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
14404 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
14405 Do not mark decls TREE_ADDRESSABLE.
14406 (build_fold_addr_expr): Adjust.
14407 (fold_addr_expr): Remove.
14408 (fold_unary): Use build_fold_addr_expr.
14409 (fold_comparison): Likewise.
14410 (split_address_to_core_and_offset): Likewise.
14411 * coverage.c (tree_coverage_counter_addr): Mark the array decl
14413 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
14414 (gimplify_modify_expr_to_memcpy): Mark source and destination
14416 * omp-low.c (create_omp_child_function): Mark the object decl
14418 (lower_rec_input_clauses): Mark the var we take the address of
14420 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
14422 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14424 PR middle-end/39315
14425 * cfgexpand.c (expand_one_stack_var_at): Change alignment
14426 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
14428 2009-03-27 Richard Guenther <rguenther@suse.de>
14430 PR tree-optimization/39120
14431 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
14433 (handle_lhs_call): Process return constraints. Add escape
14434 constraints if necessary.
14435 (handle_const_call): Fill out return constraints. Make nested
14436 case more precise. Avoid consttmp if possible.
14437 (handle_pure_call): Fill out return constraints. Avoid
14438 callused if possible.
14439 (find_func_aliases): Simplify call handling.
14441 2009-03-27 Richard Guenther <rguenther@suse.de>
14443 PR tree-optimization/39120
14444 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
14445 as a representative.
14446 (solve_graph): Do propagate CALLUSED.
14447 (handle_pure_call): Use a scalar constraint from CALLUSED for
14449 (find_what_p_points_to): CALLUSED shall not appear in poins-to
14452 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14455 * c-common.c (handle_aligned_attribute): Properly check alignment
14456 overflow. Use (1U << i) instead of (1 << i).
14458 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
14460 * expr.h (get_mem_align_offset): Updated.
14462 * tree.h (tree_decl_common): Change align to "unsigned int" and
14463 move it before pointer_alias_set.
14465 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14466 Jakub Jelinek <jakub@redhat.com>
14469 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
14470 gr_register_operand with gr_reg_or_0_operand.
14471 (cmpxchg_rel_di): Likewise.
14472 (sync_lock_test_and_set<mode>): Likewise.
14474 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14476 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
14477 (true_regnum): Likewise.
14479 * rtlanal.c (subreg_info): Moved to ...
14480 * rtl.h (subreg_info): Here. New.
14481 (subreg_get_info): New.
14483 * rtlanal.c (subreg_get_info): Make it extern.
14485 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14488 * config/i386/i386.c (ix86_abi): New.
14489 (override_options): Handle -mabi=.
14490 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
14491 (ix86_call_abi_override): Likewise.
14492 (init_cumulative_args): Likewise.
14493 (function_arg_advance): Likewise.
14494 (function_arg_64): Likewise.
14495 (function_arg): Likewise.
14496 (ix86_pass_by_reference): Likewise.
14497 (ix86_function_value_regno_p): Likewise.
14498 (ix86_build_builtin_va_list_abi): Likewise.
14499 (setup_incoming_varargs_64): Likewise.
14500 (is_va_list_char_pointer): Likewise.
14501 (ix86_init_machine_status): Likewise.
14502 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
14503 (ix86_function_type_abi): Return enum calling_abi. Rewrite
14504 for 64bit. Replace DEFAULT_ABI with ix86_abi.
14505 (ix86_function_abi): Make it static and return enum calling_abi.
14506 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
14508 (ix86_fn_abi_va_list): Updated.
14510 * config/i386/i386.h (ix86_abi): New.
14511 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
14512 (CONDITIONAL_REGISTER_USAGE): Likewise.
14513 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
14514 (machine_function): Likewise.
14516 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
14518 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
14519 (STACK_BOUNDARY): Likewise.
14520 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
14522 * config/i386/i386.opt (mabi=): New.
14524 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
14525 return enum calling_abi.
14526 (ix86_function_type_abi): Likewise.
14527 (ix86_function_abi): Removed.
14529 * doc/invoke.texi: Document -mabi= option for x86.
14531 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14533 * builtins.c (real_dconstp): Delete.
14534 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
14536 2009-03-27 Dodji Seketeli <dodji@redhat.com>
14537 Jakub Jelinek <jakub@redhat.com>
14540 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
14541 (gen_subprogram_die): When a function is explicit, generate the
14542 DW_AT_explicit attribute.
14543 * langhooks.h (struct lang_hooks_for_decls): Add
14544 function_decl_explicit_p langhook.
14545 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
14546 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
14548 2009-03-27 Jakub Jelinek <jakub@redhat.com>
14550 * builtins.c (fold_builtin_memory_op): Optimize memmove
14551 into memcpy if we can prove source and destination don't overlap.
14553 * tree-inline.c: Include gt-tree-inline.h.
14554 (clone_fn_id_num): New variable.
14555 (clone_function_name): New function.
14556 (tree_function_versioning): Use it.
14557 * Makefile.in (GTFILES): Add tree-inline.c.
14559 2009-03-27 Mark Mitchell <mark@codesourcery.com>
14561 * BASE-VER: Change to 4.5.0.
14563 2009-03-27 Xinliang David Li <davidxl@google.com>
14565 PR tree-optimization/39557
14566 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
14568 2009-03-27 Xinliang David Li <davidxl@google.com>
14570 PR tree-optimization/39548
14571 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
14574 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14576 * c-common.c (pointer_int_sum): Use %wd on return from
14579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
14581 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
14582 on return from tree_low_cst.
14584 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
14587 * ginclude/stdarg.h (va_copy): Define also for
14588 __GXX_EXPERIMENTAL_CXX0X__.
14590 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14593 * builtins.h (c_strlen): Do not warn here.
14594 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
14595 * c-common.c (pointer_int_sum): Take an explicit location.
14596 Warn about offsets out of bounds.
14597 * c-common.h (pointer_int_sum): Adjust declaration.
14599 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14601 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
14604 2009-03-26 Jakub Jelinek <jakub@redhat.com>
14607 * opts.c (warn_if_disallowed_function_p): Don't assume
14608 get_callee_fndecl must return non-NULL.
14610 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
14612 PR rtl-optimization/39522
14613 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
14614 when reg_reloaded_valid is set.
14616 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14618 * config/spu/divv2df3.c: New file.
14619 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
14620 (DPBIT_FUNCS): Filter out _div_df.
14622 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
14624 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
14625 a jump insn, count that jump in the distance to the loop start.
14627 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
14630 * config/sh/sh.c (calc_live_regs): Fix condition for global
14631 registers except PIC_OFFSET_TABLE_REGNUM.
14633 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
14636 * doc/invoke.texi (-mconsole): New.
14638 (-mno-cygwin): New.
14640 (-mnop-fun-dllimport): New.
14644 (sub section "i386 and x86-64 Windows Options"): New.
14646 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
14648 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
14649 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
14651 2009-03-25 Richard Guenther <rguenther@suse.de>
14653 PR middle-end/39497
14654 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
14657 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
14659 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
14660 neither of haifa/selective schedulers are working.
14662 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14664 * doc/invoke.texi (Debugging Options): Fix description of
14665 -fno-merge-debug-strings.
14667 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
14669 * config/cris/libgcc.ver: New version-script.
14670 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
14672 * configure.ac <GAS features, nop mnemonic>: Add pattern
14673 crisv32-*-* for "nop".
14674 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
14675 * configure: Regenerate.
14677 2009-03-24 Ira Rosen <irar@il.ibm.com>
14679 PR tree-optimization/39529
14680 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
14681 mark_sym_for_renaming for the tag copied to the new vector
14684 2009-03-24 Arthur Loiret <aloiret@debian.org>
14686 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
14687 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
14688 EXTRA_SPEC_FUNCTIONS.
14689 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
14690 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
14691 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
14692 -march and -mtune options.
14694 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
14696 * config/m68k/t-rtems: Add m5329 multilib.
14698 2009-03-24 Dodji Seketeli <dodji@redhat.com>
14699 Jakub Jelinek <jakub@redhat.com>
14702 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
14705 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14708 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
14709 instead of c_parser_expression_conv, if original_code isn't one of the
14710 4 allowed comparison codes, fail.
14712 2009-03-23 Richard Guenther <rguenther@suse.de>
14714 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
14715 * tree.h (struct tree_type): Likewise.
14716 * reload.h (struct insn_chain): Likewise.
14717 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
14718 * function.h (struct function): Likewise.
14719 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
14721 2009-03-23 Jakub Jelinek <jakub@redhat.com>
14723 PR tree-optimization/39516
14724 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
14726 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
14728 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
14729 should be set true if BITS_PER_WORD of target is bigger than 32
14731 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
14733 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
14734 Translate -B-options to -rpath-link. Correct existing
14735 rpath-link and conditionalize on !nostdlib.
14737 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14739 * doc/extend.texi (Function Attributes, Variable Attributes):
14741 * doc/invoke.texi (Debugging Options, Optimize Options)
14742 (i386 and x86-64 Options, MCore Options): Likewise.
14744 2009-03-20 Jakub Jelinek <jakub@redhat.com>
14747 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
14748 it for block local namespace aliases.
14749 (gen_decl_die): Pass context_die to gen_namespace_die.
14751 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14754 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
14755 minimum or maximum value.
14757 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
14759 * reginfo.c (globalize_reg): Recompute derived reg sets.
14761 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
14764 * libgcc2.c (mprotect): Do not use signed arguments for
14765 VirtualProtect, use DWORD arguments. Also fix the 'may
14766 be used uninitialized' warning for the np variable.
14768 2009-03-19 Jakub Jelinek <jakub@redhat.com>
14771 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
14772 functions using regparm calling conventions when not optimizing.
14773 (ix86_function_sseregparm): Similarly for sseregparm calling
14776 2009-03-19 Li Feng <nemokingdom@gmail.com>
14778 PR middle-end/39500
14779 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
14780 dependence if the first conflict is after niter iterations.
14782 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
14784 PR middle-end/38609
14785 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
14786 functions with dynamic stack-pointer adjustments.
14788 2009-03-19 Ben Elliston <bje@au.ibm.com>
14790 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
14791 option; change to -msdata=data.
14793 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14795 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
14798 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
14801 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
14803 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
14805 * doc/invoke.texi (Code Gen Options): Expand discussion of
14808 2009-03-18 Jakub Jelinek <jakub@redhat.com>
14810 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
14811 * matrix-reorg.c (struct matrix_info): Likewise.
14812 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
14813 * rtl.h (struct mem_attrs): Likewise.
14814 * df.h (struct df): Likewise.
14815 * tree-data-ref.h (struct data_dependence_relation): Likewise.
14816 * ira-int.h (struct ira_allocno): Likewise.
14817 * df-scan.c (struct df_collection_rec): Likewise.
14818 * ira.c (struct equivalence): Likewise.
14819 * function.c (struct temp_slot): Likewise.
14820 * cfgloop.h (struct loop): Likewise.
14823 * function.c (use_register_for_decl): When not optimizing, disregard
14824 register keyword for variables with types containing methods.
14826 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
14828 PR middle-end/39447
14829 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
14830 (is_simple_operand): Call contains_component_ref_p before calling data
14831 reference analysis that would fail on COMPONENT_REFs.
14833 * tree-vrp.c (search_for_addr_array): Fix formatting.
14835 2009-03-18 Richard Guenther <rguenther@suse.de>
14837 * tree-vect-transform.c (vect_loop_versioning): Fold the
14838 generated comparisons.
14839 * tree-vectorizer.c (set_prologue_iterations): Likewise.
14840 (slpeel_tree_peel_loop_to_edge): Likewise.
14842 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14844 PR middle-end/37805
14845 * opts.c (print_specific_help): In addition to `undocumented',
14846 accept `separate' and `joined' flags if passed alone. Describe
14847 output by the first matched one of those.
14848 (common_handle_option): Skip over empty strings.
14849 * gcc.c (display_help): Fix help string for `--help='.
14850 * doc/invoke.texi (Option Summary, Overall Options): With
14851 `--help=', classes and qualifiers can both be repeated, but
14852 only the latter can be negated. One should not pass only
14853 negated qualifiers. Fix markup and examples.
14856 2008-10-14 Jakub Jelinek <jakub@redhat.com>
14857 PR middle-end/37805
14858 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
14859 and -fhelp=separate.
14861 2009-03-17 Jing Yu <jingyu@google.com>
14863 PR middle-end/39378
14864 * function.h (struct rtl_data): Move is_thunk from here...
14865 (struct function): ...to here.
14866 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
14867 * varasm.c (assemble_start_function): Change is_thunk from crtl to
14869 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
14871 (alpha_does_function_need_gp, alpha_start_function): Likewise.
14872 (alpha_output_function_end_prologue): Likewise.
14873 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
14874 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
14875 (rs6000_output_function_epilogue): Likewise.
14876 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
14878 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
14881 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
14882 from different units in a single alternative.
14883 (*truncdfsf_i387): Ditto.
14884 (*truncxfsf2_mixed): Ditto.
14885 (*truncxfdf2_mixed): Ditto.
14887 2009-03-17 Jakub Jelinek <jakub@redhat.com>
14889 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
14890 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
14893 * tree-ssa-live.c (remove_unused_locals): Don't remove local
14894 unused non-artificial variables when not optimizing.
14897 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
14898 DW_TAG_imported_module even if decl is IMPORTED_DECL with
14899 NAMESPACE_DECL in its DECL_INITIAL.
14901 PR middle-end/39443
14902 * optabs.c (set_user_assembler_libfunc): New function.
14903 * expr.h (set_user_assembler_libfunc): New prototype.
14904 * c-common.c: Include libfuncs.h.
14905 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
14906 for memcmp, memset, memcpy, memmove and abort.
14907 * Makefile.in (c-common.o): Depend on libfuncs.h.
14910 * dwarf2out.c (gen_inlined_enumeration_type_die,
14911 gen_inlined_structure_type_die, gen_inlined_union_type_die,
14912 gen_tagged_type_instantiation_die): Removed.
14913 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
14916 2009-03-17 Janis Johnson <janis187@us.ibm.com>
14919 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
14921 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
14922 (check-parallel-%): Ditto.
14923 (check-consistency): Ditto.
14925 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
14927 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
14928 local variable rhs by NULL_TREE.
14930 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14933 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
14935 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14938 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
14940 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
14943 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
14944 for ms->sysv ABI calls only in 64bit mode.
14946 * config/i386/i386.md (untyped_call): Support 32bit.
14948 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
14950 * doc/extend.texi: Replace x86_65 with x86_64.
14952 2009-03-16 Jakub Jelinek <jakub@redhat.com>
14954 PR tree-optimization/39455
14955 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
14956 mismatches for POINTER_TYPE_P (type).
14957 (number_of_iterations_le): Likewise.
14959 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14961 * config/picochip/picochip.c: Removed profiling support.
14962 * config/picochip/picochip.md: Removed profiling instruction.
14963 * config/picochip/picochip.h: Removed profiling builtin.
14965 2009-03-16 Joseph Myers <joseph@codesourcery.com>
14967 * doc/install.texi (--with-host-libstdcxx): Document.
14969 2009-03-14 Anatoly Sokolov <aesok@post.ru>
14972 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
14973 generate a warning if the function name does not begin with
14974 "__vector" and the function has either the 'signal' or 'interrupt'
14975 attribute, from here to ...
14976 (avr_declare_function_name): ...here. New function.
14977 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
14978 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
14980 2009-03-14 Jakub Jelinek <jakub@redhat.com>
14983 * cse.c (fold_rtx): Don't modify original const_arg1 when
14984 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
14985 separate variable instead.
14986 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
14987 from out of range shift counts.
14988 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
14990 2009-03-13 Catherine Moore <clm@codesourcery.com>
14992 * config/i386/x-mingw32 (host-mingw32.o): Replace
14993 diagnostic.h with $(DIAGNOSTIC_H).
14995 2009-03-12 Jakub Jelinek <jakub@redhat.com>
14998 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15000 * config/i386/sync.md (sync_compare_and_swap<mode>,
15001 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15002 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15004 (sync_double_compare_and_swapdi_pic,
15005 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15006 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15008 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15011 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15013 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15016 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15017 (avx_addsubv4df3): Likewise.
15018 (*avx_addsubv4sf3): Likewise.
15019 (sse3_addsubv4sf3): Likewise.
15021 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15024 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15026 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15029 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15030 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15031 registers for allocnos created from user-defined variables.
15033 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15036 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15037 of non-integer mode as well.
15039 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15041 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15042 for functions for which the parameter types are unknown.
15044 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15047 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15048 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15049 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15050 * config/i386/i386.c (ix86_local_alignment): For
15051 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15052 long long variables on the stack to avoid dynamic realignment.
15053 Allow the first argument to be a decl rather than type.
15054 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15056 2009-03-11 Nick Clifton <nickc@redhat.com>
15059 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15061 Add description to mno-lsim option.
15062 * config/mcore/mcore.h: Remove comment about deprecated m4align
15064 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15065 * doc/invoke.texi: Add description of mno-lsim and
15066 mstack-increment options.
15068 * config/fr30/fr30.opt: Document the -mno-lsim option.
15069 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15070 and -mno-lsim options.
15072 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15074 * fold-const.c (fold_comparison): Only call fold_inf_compare
15075 if the mode supports infinities.
15077 2009-03-11 Jason Merrill <jason@redhat.com>
15080 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15081 end already did. Notice GIMPLE_CALL modifications of the result.
15082 Don't copy debug information from an ignored decl or a decl from
15085 2009-03-10 Richard Guenther <rguenther@suse.de>
15086 Nathan Froyd <froydnj@codesourcery.com>
15088 PR middle-end/37850
15089 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15090 (__divMODE3): Likewise.
15092 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15094 PR tree-optimization/39394
15095 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15096 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15098 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15100 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15101 inline asms for register asm ("") declarations.
15103 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15105 * fold-const.c (fold_unary): Fix comment.
15107 2009-03-07 Jan Hubicka <jh@suse.cz>
15110 * tree-inline.c (setup_one_parameter): Do replacement of const
15111 argument by constant in SSA form.
15113 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15115 PR middle-end/38028
15116 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15117 determine alignment passed to assign_stack_local.
15118 (assign_parms_unsplit_complex): Likewise.
15119 * except.c (sjlj_build_landing_pads): Likewise.
15121 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15123 PR middle-end/39360
15124 * tree-flow.h (add_referenced_var): Return bool instead of void.
15125 * tree-dfa.c (add_referenced_var): Return result of
15126 referenced_var_check_and_insert call.
15127 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15128 of referenced_var_check_and_insert.
15131 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15132 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15133 DIE, don't emit it if abstract origin already has it.
15134 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15135 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15137 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15139 * genpreds.c (needs_variable): Fix parentheses at variable name
15141 (write_tm_constrs_h): Indent generated code.
15143 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15145 * doc/extend.texi (Function Attributes): Add documentation
15146 for isr attributes.
15148 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15151 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15152 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15154 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15156 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15159 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15162 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15163 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15165 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15167 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15168 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15169 constants instead of magic numbers.
15170 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15172 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15173 (x86_64_ms_abi_int_parameter_registers): Ditto.
15174 (x86_64_int_return_registers): Ditto.
15175 (ix86_maybe_switch_abi): Ditto.
15176 (ix86_expand_call): Ditto for clobbered_registers array.
15177 (ix86_hard_regno_mode_ok): Ditto.
15178 (x86_extended_QIreg_mentioned_p): Ditto.
15180 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15182 PR tree-optimization/39349
15183 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15185 * combine.c (gen_lowpart_for_combine): Use omode when generating
15188 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15190 PR rtl-optimization/39235
15191 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15193 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15195 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15197 2009-03-04 Richard Guenther <rguenther@suse.de>
15199 PR tree-optimization/39362
15200 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15201 that occur in abnormal PHIs should be varying.
15203 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15205 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15207 (simple_iv): Take loop as an argument instead of statement.
15208 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15209 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15211 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15213 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15214 * matrix-reorg.c (analyze_transpose): Ditto.
15215 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15216 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15217 * tree-predcom.c (ref_at_iteration): Ditto.
15218 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15220 2009-03-04 Richard Guenther <rguenther@suse.de>
15222 PR tree-optimization/39358
15223 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15224 escaped_id and callused_id.
15225 (solve_graph): Likewise.
15227 2009-03-04 Richard Guenther <rguenther@suse.de>
15229 PR tree-optimization/39339
15230 * tree-sra.c (try_instantiate_multiple_fields): Make it
15231 no longer ICE on the above.
15233 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15235 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15236 that fits within Pmode.
15238 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15240 PR middle-end/10109
15241 * tm.texi (LIBCALL_VALUE): Update description.
15243 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15245 PR middle-end/34443
15246 * doc/extend.texi (section): Update description.
15248 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15250 PR middle-end/39345
15251 * tree-inline.c (remapped_type): New.
15252 (can_be_nonlocal): Call remapped_type instead of remap_type.
15254 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15257 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15258 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15260 2009-03-03 Richard Guenther <rguenther@suse.de>
15262 PR middle-end/39272
15263 * tree.c (tree_nonartificial_location): New function.
15264 * tree.h (tree_nonartificial_location): Declare.
15265 * builtins.c (expand_builtin_memory_chk): Provide location
15266 of the call location for artificial function pieces.
15267 (maybe_emit_chk_warning): Likewise.
15268 (maybe_emit_sprintf_chk_warning): Likewise.
15269 (maybe_emit_free_warning): Likewise.
15270 * expr.c (expand_expr_real_1): Likewise.
15272 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15274 PR tree-optimization/39343
15275 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15276 COMPONENT_REF t has ARRAY_TYPE.
15278 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15280 PR middle-end/39335
15281 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15282 when the type precision of the induction variable should be
15283 larger than the type precision of nit.
15284 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15285 * graphite.c (graphite_loop_normal_form): Same.
15286 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15288 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15290 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15291 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15292 numbers to describe clobbered registers.
15293 (*call_value_0_rex64_ms_sysv): Ditto.
15294 * config/i386/mmx.md (mmx_emms): Ditto.
15295 (mmx_femms): Ditto.
15297 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15299 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15302 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15304 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15305 (spu_section_type_flags): New function.
15307 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15309 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15310 reg_class_contents of FLOAT_REGS into a temporary.
15312 2009-03-02 Richard Guenther <rguenther@suse.de>
15313 Ira Rosen <irar@il.ibm.com>
15315 PR tree-optimization/39318
15316 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15317 information to the vectorized statement.
15319 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15321 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15322 variable. Use defined names instead of magic constants for REX SSE
15325 2009-03-01 Richard Guenther <rguenther@suse.de>
15327 PR tree-optimization/39331
15328 * omp-low.c (lower_send_shared_vars): Do not receive new
15329 values for the reference of DECL_BY_REFERENCE parms or results.
15331 2009-03-01 Jan Hubicka <jh@suse.cz>
15334 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15335 BLOCK_NONLOCALIZED_VAR): New macros.
15336 (tree_block): Add nonlocalized_vars.
15337 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15338 gen_decl_die): Add origin argument. Allow generation of die with
15339 origin at hand only.
15340 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15341 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15343 (gen_block_die): Fix checking for unused blocks.
15344 (process_scope_var): Break out from .... ; work with origins only.
15345 (decls_for_scope) ... here; process nonlocalized list.
15346 (dwarf2out_ignore_block): Look for nonlocalized vars.
15347 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15349 (dump_scope_block): Dump them.
15350 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15351 (remap_block): Likewise.
15352 (can_be_nonlocal): New predicate.
15353 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15355 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15357 * configure: Regenerate.
15359 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15361 * optc-gen.awk: No need to duplicate option flags twice.
15362 Reuse help texts for duplicate options which do not have any.
15364 * gcc.c (display_help): Document --version.
15366 * gcc.c (main): If print_help_list and verbose_flag, ensure
15367 driver output comes before subprocess output.
15369 * optc-gen.awk: Assign all remaining fields to help string,
15370 space-separated, for multi-line help in *.opt.
15372 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
15373 -Wno-pedantic-ms-format is for MinGW targets only.
15375 * doc/options.texi (Option file format): Fix bad indentation,
15376 restoring dropped sentence.
15378 2009-02-28 Jan Hubicka <jh@suse.cz>
15380 * tree-inline.c (tree_function_versioning): Output debug info.
15382 2009-02-28 Jan Hubicka <jh@suse.cz>
15385 * tree-inline.c (setup_one_parameter): Do not copy propagate
15386 arguments when not optimizing.
15388 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
15391 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15392 (avx_addsubv4df3): Likewise.
15393 (*avx_addsubv4sf3): Likewise.
15394 (sse3_addsubv4sf3): Likewise.
15395 (*avx_addsubv2df3): Likewise.
15396 (sse3_addsubv2df3): Likewise.
15397 (avx_unpckhps256): Correct item selectors.
15398 (avx_unpcklps256): Likewise.
15399 (avx_unpckhpd256): Likewise.
15400 (avx_unpcklpd256): Likewise.
15402 2009-02-28 Jan Hubicka <jh@suse.cz>
15404 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
15406 (copy_arguments_for_versioning): If var is declared don't declare it.
15407 (tree_function_versioning): First setup substitutions and then copy
15410 2009-02-27 Jan Hubicka <jh@suse.cz>
15413 * cgraph.h (varpool_output_debug_info): Remove.
15414 * cgraphunit.c (varpool_output_debug_info): Remove.
15415 * dwarf2out.c (deferred_locations_struct): New struct
15416 (deferred_locations): New type.
15417 (deferred_locations_list): New static var.
15418 (deffer_location): New function.
15419 (gen_variable_die): Use it.
15420 (decls_for_scope): Output info on local static vars.
15421 (dwarf2out_finish): Process deferred locations.
15422 * varpool.c (varpool_output_debug_info): Remove.
15424 2009-02-27 Jan Hubicka <jh@suse.cz>
15427 * tree.h (TREE_PROTECTED): Fix comment.
15428 (BLOCK_HANDLER_BLOCK): Remove.
15429 (struct tree_block): Remove handler_block add body_block.
15430 (inlined_function_outer_scope_p): New.
15431 (is_body_block): Remove.
15432 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
15433 * dwarf2out.c (is_inlined_entry_point): Remove.
15434 (add_high_low_attributes): Use inlined_function_outer_scope_p.
15435 (gen_block_die): Use is_inlined_entry_point check. Remove body block
15437 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
15438 * gimplify.c (gimplify_expr): Gimplify body blocks.
15439 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
15440 block with multiple subblocks.
15441 (dump_scope_block): Prettier output; dump more flags and info.
15442 (dump_scope_blocks): New.
15443 (remove_unused_locals): Use dump_scope_blocks.
15444 * tree-flow.h (dump_scope_blocks): Declare.
15445 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
15446 * stmt.c (is_body_block): Remove.
15447 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
15448 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
15450 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
15452 PR middle-end/39308
15453 * graphite.c (graphite_loop_normal_form): Do not call
15454 number_of_iterations_exit from a gcc_assert.
15456 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15458 * config/s390/s390.c (s390_swap_cmp): Look for conditional
15459 jumps if COND is NULL.
15460 (find_cond_jump): New function.
15461 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
15462 * config/s390/s390.md: Remove z10_cobra attribute value.
15464 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
15466 * config/alpha/alpha.h (alpha_expand_mov): Return false if
15467 force_const_mem returns NULL_RTX.
15469 2009-02-26 Jan Hubicka <jh@suse.cz>
15472 * cgraph.h (varpool_output_debug_info): Remove.
15473 * cgraphunit.c (varpool_output_debug_info): Remove.
15474 * dwarf2out.c (deferred_locations_struct): New struct
15475 (deferred_locations): New type.
15476 (deferred_locations_list): New static var.
15477 (deffer_location): New function.
15478 (gen_variable_die): Use it.
15479 (decls_for_scope): Output info on local static vars.
15480 (dwarf2out_finish): Process deferred locations.
15481 * varpool.c (varpool_output_debug_info): Remove.
15483 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
15485 PR rtl-optimization/39241
15486 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
15487 to subreg_offset_representable_p.
15489 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15491 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
15492 execute function prototype. Get f and nregs from max_reg_num
15493 and get_insns. Remove the first backward pass as it's dead,
15494 guard the forward pass by flag_expensive_optimizations.
15495 (rest_of_handle_regmove): Delete.
15496 (pass_regmove): Replace it with regmove_optimize.
15498 2009-02-25 Martin Jambor <mjambor@suse.cz>
15500 PR tree-optimization/39259
15501 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
15502 calls_alloca function flags.
15503 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
15504 calls are detected.
15506 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
15508 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
15509 flags_set_1_rtx, flags_set_1_set): Delete.
15510 (regmove_optimize): Do not call mark_flags_life_zones.
15512 2009-02-24 Julian Brown <julian@codesourcery.com>
15515 * config/arm/arm.c (require_pic_register): Only set
15516 cfun->machine->pic_reg once per function.
15518 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
15520 * doc/invoke.texi (Link Options): Document an easier way to pass
15521 options that take arguments to the GNU linker using -Xlinker and -Wl.
15523 2009-02-24 Steve Ellcey <sje@cup.hp.com>
15526 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
15528 2009-02-24 Richard Guenther <rguenther@suse.de>
15531 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
15533 2009-02-24 Richard Guenther <rguenther@suse.de>
15534 Zdenek Dvorak <ook@ucw.cz>
15536 PR tree-optimization/39233
15537 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
15538 from converting them to a generic type.
15540 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
15542 PR tree-optimization/39260
15543 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
15544 contains a condition with a real type.
15545 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
15547 2009-02-23 Jason Merrill <jason@redhat.com>
15550 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
15551 narrowing_initializer_constant_valid_p.
15552 (narrowing_initializer_constant_valid_p): Don't return
15553 null_pointer_node for adding a pointer to itself.
15555 2009-02-23 Jan Hubicka <jh@suse.cz>
15558 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
15561 2009-02-23 Jan Hubicka <jh@suse.cz>
15563 PR tree-optimization/37709
15564 * tree.c (block_ultimate_origin): Move here from dwarf2out.
15565 * tree.h (block_ultimate_origin): Declare.
15566 * dwarf2out.c (block_ultimate_origin): Move to tree.c
15567 * tree-ssa-live.c (remove_unused_scope_block_p):
15568 Eliminate blocks containig no instructions nor live variables nor
15570 (dump_scope_block): New function.
15571 (remove_unused_locals): Enable removal of dead blocks by default;
15572 enable dumping at TDF_DETAILS.
15574 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15576 * config/i386/i386.c (classify_argument): Don't allow COImode
15578 (function_arg_advance_32): Don't allow OImode.
15579 (function_arg_32): Likewise.
15580 (function_value_32): Likewise.
15581 (return_in_memory_32): Likewise.
15582 (function_arg_64): Remove OImode comment.
15584 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15587 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15588 ix86_expand_vector_set for V4DImode in 64bit mode only.
15589 (ix86_expand_vector_init_one_var): Likewise.
15591 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
15593 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
15595 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15598 * loop-iv.c: Revert last change.
15599 * emit-rtl.c: Likewise.
15601 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
15604 * config/i386/i386.c (type_natural_mode): Remove an extra
15605 space in the warning message.
15606 (function_value_32): Handle 32-byte vector modes.
15607 (return_in_memory_32): Likewise.
15609 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
15611 * loop-iv.c (truncate_value): New function.
15612 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
15614 (lowpart_subreg): Move to...
15615 * emit-rtl.c: ...here.
15617 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
15619 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
15620 accidental and undocumented change at revision 140860.
15622 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15624 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
15625 take gimple_seq * arguments.
15626 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
15627 types_compatible_p langhook.
15629 2009-02-20 Mark Mitchell <mark@codesourcery.com>
15630 Joseph Myers <joseph@codesourcery.com>
15632 * config/arm/arm.c (arm_builtin_va_list): New function.
15633 (arm_expand_builtin_va_start): Likewise.
15634 (arm_gimplify_va_arg_expr): Likewise.
15635 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
15636 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
15637 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
15638 (va_list_type): New variable.
15639 (arm_mangle_type): Mangle va_list_type appropriately.
15641 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15643 PR middle-end/39157
15644 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
15645 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
15646 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
15647 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
15648 parameter to 1000 for -O1 by default.
15649 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
15651 * loop-invariant.c: Include params.h.
15652 (move_loop_invariants): Don't call move_single_loop_invariants on
15655 2009-02-20 Jaka Mocnik <jaka@xlab.si>
15657 * calls.c (emit_library_call_value_1): Use slot_offset instead of
15658 offset when calculating bounds for indexing stack_usage_map. Fixes
15659 a buffer overflow with certain target setups.
15661 2009-02-20 Jakub Jelinek <jakub@redhat.com>
15664 * calls.c (expand_call): Clear try_tail_call if caller and callee
15665 disagree in promotion of function return value.
15667 2009-02-19 Jakub Jelinek <jakub@redhat.com>
15670 * c-common.c (c_determine_visibility): If visibility changed and
15671 DECL_RTL has been already set, call make_decl_rtl to update symbol
15674 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
15677 * varasm.c (assemble_variable): Don't check DECL_NAME when
15678 globalizing a variable.
15680 2009-02-19 Joseph Myers <joseph@codesourcery.com>
15683 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
15684 expression before any __builtin_trap call.
15685 * c-typeck.c (build_function_call): Convert and check function
15686 arguments before generating a call to a trap. Evaluate the
15687 function arguments before the trap.
15689 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
15692 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
15693 (UNSPEC_FXAM_MEM): New unspec.
15694 (fxam<mode>2_i387_with_temp): New insn and split pattern.
15695 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
15696 memory using fxam<mode>2_i387_with_temp to remove excess precision.
15698 2009-02-19 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/39207
15701 PR tree-optimization/39074
15702 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
15703 storedanything_tree): New.
15704 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
15705 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
15706 (build_succ_graph): Add edges from STOREDANYTHING to all
15708 (init_base_vars): Initialize STOREDANYTHING.
15709 (compute_points_to_sets): Free substitution info after
15710 building the succ graph.
15711 (ipa_pta_execute): Likewise.
15713 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
15715 (do_ds_constraint): Do not add to special var or non-pointer
15717 (type_could_have_pointers): Split out from ...
15718 (could_have_pointers): ... here. For arrays use the element type.
15719 (create_variable_info_for): Initialize may_have_pointers.
15720 (new_var_info): Likewise.
15721 (handle_lhs_call): Make the HEAP variable unknown-sized.
15722 (intra_create_variable_infos): Use a type with pointers for
15723 PARM_NOALIAS, make it unknown-sized.
15725 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
15728 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
15730 2009-02-18 Jason Merrill <jason@redhat.com>
15733 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
15734 value if DECL_EXTERNAL.
15735 * tree-sra.c (sra_walk_gimple_assign): Likewise.
15736 * target.h (gcc_target::binds_local_p): Clarify "module".
15737 * tree.h (TREE_PUBLIC): Clarify "module".
15739 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
15742 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
15743 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
15745 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
15748 * c.opt (Wabi): Support C and ObjC.
15751 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
15753 * config/i386/i386.c (classify_argument): Warn once about the ABI
15754 change when passing union with long double.
15756 * doc/invoke.texi: Update -Wabi for warning psABI changes.
15758 2009-02-18 Joseph Myers <joseph@codesourcery.com>
15761 * c-parser.c (c_parser_compound_statement): Always enter and leave
15764 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15767 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
15769 2009-02-18 Jakub Jelinek <jakub@redhat.com>
15771 PR tree-optimization/36922
15772 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
15773 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
15776 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15778 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
15781 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15783 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
15785 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
15787 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
15790 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
15791 Richard Sandiford <rdsandiford@googlemail.com>
15793 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
15794 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
15795 (loongson_biadd): ...this.
15797 2009-02-17 Richard Guenther <rguenther@suse.de>
15799 PR tree-optimization/39202
15800 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
15801 a var make sure to follow existing collapses.
15803 2009-02-17 Richard Guenther <rguenther@suse.de>
15805 PR middle-end/39214
15806 * langhooks.c (lhd_print_error_function): Check for NULL block.
15808 2009-02-17 Richard Guenther <rguenther@suse.de>
15810 PR tree-optimization/39204
15811 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
15814 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
15816 * config/soft-fp/double.h: Update from glibc CVS.
15818 2009-02-17 Richard Guenther <rguenther@suse.de>
15820 PR tree-optimization/39207
15821 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
15822 strict-aliasing warnings for pointers pointing to NULL.
15824 2009-02-16 Joseph Myers <joseph@codesourcery.com>
15827 * c-parser.c (c_parser_braced_init): Call pop_init_level when
15828 skipping until next close brace.
15830 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
15833 * config/i386/i386.c (ix86_expand_push): Set memory alignment
15834 to function argument boundary.
15836 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15838 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
15839 in the lea_add. Reload eventually constraints it properly.
15840 * config/picochip/constraints.md: Remove the target constraint
15841 "b", since it is not needed anymore.
15843 2009-02-16 Jakub Jelinek <jakub@redhat.com>
15845 * gthr-dce.h: Uglify function parameter and local variable names.
15846 * gthr-gnat.h: Likewise.
15847 * gthr-mipssde.h: Likewise.
15848 * gthr-nks.h: Likewise.
15849 * gthr-posix95.h: Likewise.
15850 * gthr-posix.h: Likewise.
15851 * gthr-rtems.h: Likewise.
15852 * gthr-single.h: Likewise.
15853 * gthr-solaris.h: Likewise.
15854 * gthr-tpf.h: Likewise.
15855 * gthr-vxworks.h: Likewise.
15856 * gthr-win32.h: Likewise.
15858 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
15861 * config/i386/i386.md: Restrict the new peephole2 to move
15862 between MMX/SSE registers.
15864 2009-02-15 Richard Guenther <rguenther@suse.de>
15867 2009-02-13 Richard Guenther <rguenther@suse.de>
15869 * configure.ac: Enable LFS.
15870 * configure: Re-generate.
15871 * config.in: Likewise.
15873 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15875 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
15876 spu_srqwbyte, spu_srqwbytebc): Define.
15877 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
15878 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
15879 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
15880 "shrqby_<mode>"): New insn-and-split patterns.
15881 * config/spu/spu.c (expand_builtin_args): Determine and return
15882 number of operands using spu_builtin_description data.
15883 (spu_expand_builtin_1): Use it.
15885 2009-02-13 Steve Ellcey <sje@cup.hp.com>
15888 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
15891 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15894 * config/i386/i386.c (override_options): Correct warning
15895 messages for -malign-loops, -malign-jumps and -malign-functions.
15897 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15900 * config/i386/i386.md: Restrict the new peephole2 to move
15901 between the general purpose registers.
15903 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
15906 * config/i386/i386.c (type_natural_mode): Add a new argument.
15907 Return the original mode and warn ABI change if vector size is 32byte.
15908 (function_arg_advance): Updated.
15909 (function_arg): Likewise.
15910 (ix86_function_value): Likewise.
15911 (ix86_return_in_memory): Likewise.
15912 (ix86_sol10_return_in_memory): Likewise.
15913 (ix86_gimplify_va_arg): Likewise.
15914 (function_arg_32): Don't warn ABX ABI change here.
15915 (function_arg_64): Likewise.
15917 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
15919 * loop-iv.c (implies_p): In the final case, test that operands 0
15920 of the two comparisons match.
15922 * config/bfin/bfin.c (find_prev_insn_start): New function.
15923 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
15924 (find_next_insn_start): Move.
15926 2009-02-13 Richard Guenther <rguenther@suse.de>
15928 * configure.ac: Enable LFS.
15929 * configure: Re-generate.
15930 * config.in: Likewise.
15932 2009-02-13 Joseph Myers <joseph@codesourcery.com>
15935 * c-parser.c (c_parser_parms_list_declarator): Discard pending
15936 sizes on syntax error after some arguments have been parsed.
15938 2009-02-12 Jakub Jelinek <jakub@redhat.com>
15940 * doc/invoke.texi (-fira): Remove.
15942 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15944 * caller-save.c: Replace regclass.c with reginfo.c in comments.
15945 * recog.c: Likewise.
15948 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
15950 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
15951 (umul_ppmm): Likewise.
15952 (count_leading_zeros): Likewise.
15953 (count_trailing_zeros): Likewise.
15954 (UMUL_TIME): Likewise.
15956 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15958 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
15959 soft-fp/t-softfp to tmake_file.
15961 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
15962 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
15963 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
15964 IA64_BUILTIN_INFQ]: New.
15965 (ia64_init_builtins): Initialize __builtin_infq,
15966 __builtin_fabsq and __builtin_copysignq if not HPUX.
15967 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
15968 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
15970 * config/ia64/lib1funcs.asm (__divtf3): Define only if
15972 (__fixtfti): Likewise.
15973 (__fixunstfti): Likewise.
15974 (__floattitf): Likewise.
15976 * config/ia64/libgcc-glibc.ver: New.
15977 * config/ia64/t-fprules-softfp: Likewise.
15978 * config/ia64/sfp-machine.h: Likewise.
15980 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
15981 (LIBGCC2_TF_CEXT): Likewise.
15982 (TF_SIZE): Likewise.
15983 (TARGET_INIT_LIBFUNCS): Likewise.
15985 * config/ia64/t-glibc (SHLINB_MAPFILES):
15986 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
15988 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
15990 * config/i386/i386.c (construct_container): Rewrite processing
15991 BLKmode with X86_64_SSE_CLASS.
15993 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
15996 * config/i386/i386.md: Replace simplify_replace_rtx with
15997 replace_rtx in the new peephole2.
15999 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16001 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16002 loop unrolling do not happen at -O2.
16004 2009-02-12 Michael Matz <matz@suse.de>
16006 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16008 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16010 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16013 2009-02-12 Ben Elliston <bje@au.ibm.com>
16015 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16016 patterns when updating the back chain. Missed in the 2009-02-10
16019 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16021 * doc/extend.texi (Decimal Floating Types): Update identifier of
16022 draft TR and list of missing support.
16024 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16026 PR middle-end/39154
16027 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16028 bit to variable length decl's flags, add it also to its
16029 pointer replacement variable.
16031 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16032 Jakub Jelinek <jakub@redhat.com>
16035 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16036 (memory_blockage): New expander.
16037 (*memory_blockage): New insn pattern.
16038 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16039 instead of general blockage at the end of function prologue when
16040 frame pointer is used to access red zone area. Do not emit blockage
16041 when profiling, it is emitted in generic code.
16042 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16043 function epilogue when frame pointer is used to access red zone area.
16045 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16048 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16049 by arithmetic with memory operands.
16050 * config/i386/predicates.md (commutative_operator): New.
16052 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16054 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16057 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16059 * alias.h (record_alias_subset): Declare.
16060 * alias.c (record_alias_subset): Make global.
16062 2009-02-10 Nick Clifton <nickc@redhat.com>
16064 * tree-parloops.c: Change license to GPLv3.
16065 * ipa-struct-reorg.c: Change license to GPLv3.
16066 * ipa-struct-reorg.h: Change license to GPLv3.
16068 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16071 * c-decl.c (start_struct): Return NULL on error.
16073 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16075 PR middle-end/39124
16076 * cfgloopmanip.c (remove_path): Call remove_bbs after
16077 cancel_loop_tree, not before it.
16080 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16081 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16082 VAR_DECLs were seen.
16083 * tree-ssa-live.c (remove_unused_locals): Recompute
16084 cfun->has_local_explicit_reg_vars.
16085 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16086 copies or clearings if cfun->has_local_explicit_reg_vars.
16088 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16091 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16092 of function prologue when frame pointer is used to access
16095 2009-02-10 Richard Guenther <rguenther@suse.de>
16097 PR middle-end/39127
16098 * gimplify.c (gimple_regimplify_operands): Always look if
16099 we need to create a temporary.
16101 2009-02-10 Richard Guenther <rguenther@suse.de>
16103 PR tree-optimization/39132
16104 * tree-loop-distribution.c (todo): New global var.
16105 (generate_memset_zero): Trigger TODO_rebuild_alias.
16106 (tree_loop_distribution): Return todo.
16108 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16111 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16112 (x86_64_reg_class_name): Removed.
16113 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16114 first one isn't X86_64_SSE_CLASS or any other ones aren't
16115 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16116 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16117 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16118 and 3 X86_64_SSEUP_CLASS.
16119 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16120 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16122 2009-02-10 Ben Elliston <bje@au.ibm.com>
16124 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16125 form instruction to update the stack back chain word, even if the
16126 user has disabled the generation of update instructions.
16127 (movdi_<mode>_update_stack): New.
16128 (movsi_update_stack): Likewise.
16129 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16130 always use an update form instruction to update the stack back
16133 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16135 PR middle-end/38953
16136 * graphite.c (if_region_set_false_region): After moving a region in
16137 the false branch of a condition, remove the empty dummy basic block.
16138 (gloog): Remove wrong fix for PR38953.
16140 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16142 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16143 generation due to implicit sign extension.
16145 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16147 PR middle-end/38981
16148 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16149 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16151 2009-02-09 Richard Guenther <rguenther@suse.de>
16153 PR middle-end/35202
16154 * convert.c (convert_to_real): Disable (float)fn((double)x)
16155 to fnf(x) conversion if errno differences may occur and
16156 -fmath-errno is set.
16158 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16160 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16161 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16162 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16164 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16167 * c-common.c (handle_alias_attribute): Disallow attribute for
16168 anything not a FUNCTION_DECL or VAR_DECL.
16170 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16173 * real.c (do_compare): Special-case compare of zero against
16174 decimal float value.
16176 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16179 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16180 as indicating flexible array members unless the field itself is
16181 being declarared as the incomplete array.
16183 2009-02-06 Jan Hubicka <jh@suse.cz>
16185 PR tree-optimization/38844
16186 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16187 is already inlined.
16189 2009-02-06 Richard Guenther <rguenther@suse.de>
16191 PR middle-end/38977
16192 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16193 fork because we may expand it as __gcov_fork.
16195 2009-02-06 Nick Clifton <nickc@redhat.com>
16197 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16199 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16201 PR tree-optimization/35659
16202 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16203 vn_phi_eq): Shortcut if hashcode does not match.
16204 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16206 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16207 and avoid iterative_hash_expr.
16208 (FOR_EACH_VALUE_ID_IN_SET): New.
16209 (value_id_compare): Remove.
16210 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16211 sort expressions by value id.
16213 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16216 * config/sh/predicates.md (general_movsrc_operand): Don't check
16217 the subreg of system registers here.
16219 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16222 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16223 on the copied decl.
16225 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16227 PR rtl-optimization/39110
16228 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16229 addresses, not aligned ones.
16231 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16232 Richard Guenther <rguenther@suse.de>
16234 PR tree-optimization/39100
16235 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16236 comment says and add edges.
16238 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16241 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16242 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16244 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16246 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16247 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16248 register_bb_in_sese, new_sese, free_sese): Moved.
16249 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16250 outermost_loop_in_scop, build_scop_iteration_domain,
16251 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16252 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16253 Use loop_in_sese_p instead of loop_in_scop_p.
16254 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16255 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16256 (scopdet_basic_block_info): Fix bug in scop detection.
16257 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16258 eq_loop_to_cloog_loop): Remove.
16259 (nb_loops_around_loop_in_scop, nb_loop
16260 ref_nb_loops): Moved here...
16261 * graphite.h (ref_nb_loops): ... from here.
16262 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16263 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16264 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16265 * testsuite/gcc.dg/graphite/scop-19.c: New
16267 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16268 Hans-Peter Nilsson <hp@axis.com>
16270 PR rtl-optimization/37889
16271 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16272 Move offset handling from PLUS to before the switch. Use new
16273 arguments when considering SYMBOL_REFs too.
16274 (rtx_addr_can_trap_p): Pass dummy offset and size.
16275 (enum may_trap_p_flags): Remove.
16276 (may_trap_p_1): Pass size from MEM_SIZE.
16278 PR rtl-optimization/38921
16279 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16280 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16281 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16282 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16284 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16286 AVX Programming Reference (January, 2009)
16287 * config/i386/sse.md (*vpclmulqdq): New.
16289 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16291 PR tree-optimization/38977
16292 PR gcov-profile/38292
16293 * calls.c (special_function_p): Disregard __builtin_ prefix.
16295 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16297 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16298 non-indexable addresses even before reload.
16300 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16303 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16304 as having variable size. Do not give an error for unnamed
16305 parameters with [*] declarators. Give a warning for type names
16306 with [*] declarators and mark them as variable size.
16307 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16308 for sizeof applied to [*] type names.
16310 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16313 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16315 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16317 * gcc.c (process_command): Update copyright notice dates.
16318 * gcov.c (print_version): Likewise.
16319 * gcov-dump.c (print_version): Likewise.
16320 * mips-tfile.c (main): Likewise.
16321 * mips-tdump.c (main): Likewise.
16323 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16326 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16327 for composite type involving a zero-length array type.
16329 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16332 * function.c (match_asm_constraints_1): Skip over
16333 initial optional % in the constraint.
16335 PR inline-asm/39059
16336 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16337 supported, don't accept FIXED_CSTs.
16338 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16339 and _Sat is used without _Fract/_Accum. Set specs->type to
16340 integer_type_node for cts_fract/cts_accum if fixed point is not
16343 2009-02-02 Catherine Moore <clm@codesourcery.com>
16345 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16347 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16349 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16350 (ABI_HAS_64BIT_SYMBOLS): Use it.
16351 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16353 2009-02-02 Paul Brook <paul@codesourcery.com>
16355 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16357 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16359 PR inline-asm/39058
16360 * recog.h (asm_operand_ok): Add constraints argument.
16361 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16362 recurse on matching constraint.
16363 (check_asm_operands): Pass constraints as 3rd argument to
16364 asm_operand_ok. Don't look up matching constraint here.
16365 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16368 2009-02-02 Ben Elliston <bje@au.ibm.com>
16370 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
16371 TARGET_NARROW_VOLATILE_BITFIELD macro names.
16373 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16375 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
16376 information. Remove some obsolete information. Reorganize.
16378 * config/pa/fptr.c: Revert license to GPL 2.
16379 * config/pa/milli64.S: Likewise.
16381 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16384 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
16385 LIBRARY name in, instead of hard-coding it.
16386 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
16387 extra target make frag to tmake_files according to EH model.
16388 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
16389 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
16390 frags that define makefile variable EH_MODEL appropriately.
16391 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
16392 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
16393 to "-sjlj" according to type of EH configured.
16394 (LIBGCC_SONAME): Concatenate it to shared library base name.
16395 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
16396 to "_sjlj" according to type of EH configured.
16397 (LIBGCC_SONAME): Concatenate it to shared library base name.
16398 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
16399 (SHLIB_LINK): Add missing semicolon to if-else construct.
16400 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16401 string value of "pe_dll" command-line option.
16402 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
16403 (SHLIB_SONAME): Use it when overriding t-cygming default.
16404 (SHLIB_IMPLIB): Override t-cygming default.
16405 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
16406 string value of "pe_dll" command-line option.
16408 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
16411 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
16412 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
16414 2009-01-31 Richard Guenther <rguenther@suse.de>
16416 PR tree-optimization/38937
16417 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
16418 computing the transitive closure.
16420 2009-01-30 Richard Guenther <rguenther@suse.de>
16422 PR tree-optimization/39041
16423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16424 Propagate variable indices only if the types match for this stmt.
16426 2009-01-30 Jakub Jelinek <jakub@redhat.com>
16429 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
16430 inline but never defined.
16432 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
16434 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
16435 (*insv_h_di_reg_extimm): New insn.
16436 (*insv_l<mode>_reg_extimm): New insn.
16438 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16440 * config/picochip/picochip.c (flag_conserve_stack): set
16441 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
16442 fconserve-stack. Reduce call-overhead used by inliner.
16444 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
16447 * common.opt (flag_conserve_stack): Initialised to zero.
16449 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
16452 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
16453 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
16456 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
16458 * ira-color.c (allocno_reload_assign): Update comments.
16459 * regmove.c (regmove_optimize): Likewise.
16463 2009-01-29 Robert Millan <rmh@aybabtu.com>
16465 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
16466 * config/i386/kopensolaris-gnu.h: New file. Undefine
16467 `MD_UNWIND_SUPPORT'.
16468 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
16470 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
16472 PR tree-optimization/39007
16473 * tree-loop-distribution.c (generate_builtin): Use
16474 recompute_dominator to compute the immediate dominator of the
16475 basic block just after the loop.
16477 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16479 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
16480 (ASM_OUTPUT_DWARF_PCREL): Define.
16482 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
16484 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
16485 * doc/passes.texi: Remove entries about regclass, local-alloc, and
16486 global. Modify entries about regmove and IRA.
16488 * ra-conflict.c: Remove the file.
16490 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
16492 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
16493 (pass_regclass_init): Rename to pass_reginfo_init.
16495 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
16497 * toplev.h (flag_ira): Remove.
16499 * caller-save.c (setup_save_areas): Remove flag_ira.
16501 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
16503 * global.c: Remove the file.
16505 * opts.c (decode_options): Remove flag_ira.
16507 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
16509 * regmove.c: Modify file description.
16510 (find_use_as_address, try_auto_increment): Define them only if
16511 AUTO_INC_DEC is defined.
16512 (replacement_quality, replace_in_call_usage, fixup_match_1,
16513 stable_and_no_regs_but_for_p): Remove.
16514 (reg_set_in_bb): Make it static.
16515 (regmove_optimize): Remove flag_ira and code which worked for
16518 * local-alloc.c: Remove the file.
16520 * common.opt (fira): Remove.
16522 * ira.c: Include except.h.
16523 (eliminable_regset): Move from global.c.
16524 (mark_elimination): Ditto. Remove flag_ira.
16525 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
16526 equiv_mem_modified, validate_equiv_mem_from_store,
16527 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
16528 contains_replace_regs, memref_referenced_p, memref_used_between_p,
16529 no_equiv, recorded_label_ref): Move from local-alloc.c.
16530 (update_equiv_regs): Ditto. Make it static.
16531 (print_insn_chain, print_insn_chains): Move it from global.c.
16532 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
16533 (build_insn_chain): Ditto. Make it static.
16534 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
16535 Rename to init_live_subregs.
16536 (gate_ira): Remove flag_ira.
16538 * regclass.c: Rename reginfo.c. Change file description.
16539 (FORBIDDEN_INC_DEC_CLASSES): Remove.
16540 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
16541 (init_reg_sets_1): Remove code for evaluation of
16542 reg_class_superclasses and losing_caller_save_reg_set.
16543 (init_regs): Remove init_reg_autoinc.
16544 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
16545 ok_for_base_p_nonstrict): Remove.
16546 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
16547 (pass_regclass_init): Rename to pass_reginfo_init. Modify
16548 corresponding entries.
16549 (dump_regclass, record_operand_costs, scan_one_insn,
16550 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
16551 record_address_regs, auto_inc_dec_reg_p): Remove.
16552 (gt-regclass.h): Rename to gt-reginfo.h.
16554 * rtl.h (dump_global_regs, retry_global_alloc,
16555 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
16557 * Makefile.in (RA_H): Remove.
16558 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
16559 Rename regclass.o to reginfo.o.
16560 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
16562 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
16563 (GTFILES): Rename regclass.c to reginfo.c.
16565 * passes.c (init_optimization_passes): Remove pass_local_alloc and
16566 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
16568 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16569 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
16571 (finish_spills): Ditto. Remove code for !flag_ira.
16573 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
16575 PR middle-end/35854
16576 * doc/invoke.texi (rtl debug options): Complete rewrite.
16577 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
16579 * mode-switching.c (pass_mode_switching): Rename pass from
16580 "mode-sw" to "mode_sw".
16581 * except.c (pass_convert_to_eh_ranges): Rename pass from
16582 "eh-ranges" to "eh_ranges".
16583 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
16587 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
16588 Alexander Monakov <amonakov@ispras.ru>
16590 PR middle-end/38857
16591 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
16593 (move_exprs_to_boundary): Change return type and pass through
16594 should_move from move_op. Relax assert. Update usage ...
16595 (schedule_expr_on_boundary): ... here. Use should_move instead of
16597 (move_op_orig_expr_found): Indicate that insn was disconnected from
16599 (code_motion_process_successors): Do not call after_merge_succs
16600 callback if original expression was not found when traversing any of
16602 (code_motion_path_driver): Change return type. Update prototype.
16603 (move_op): Update comment. Add a new parameter (should_move). Update
16604 prototype. Set *should_move based on indication provided by
16605 move_op_orig_expr_found.
16607 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
16609 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
16610 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
16611 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
16612 * config/rs6000/rs6000.c (rs6000_override_options): Default
16613 avoid-indexed-addresses on for Power6, off for everything else.
16614 (avoiding_indexed_address_p): New function.
16615 (rs6000_legitimize_address): Use it.
16616 (rs6000_legitimate_address): Likewise.
16617 * config/rs6000/rs6000.md (movXX_updateX): Likewise
16619 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
16621 PR tree-optimization/38997
16622 * tree-loop-distribution.c (generate_memset_zero): Use
16623 POINTER_PLUS_EXPR for a pointer addition.
16625 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
16627 * config/s390/s390.md (bswap<mode>2): New pattern added.
16629 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16631 * config/s390/s390.md (*tls_load_31): Added type attribute.
16633 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16635 * config/s390/s390.md: Fix a few comments.
16637 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
16639 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
16640 (*tm<mode>_full): Fixed z10prop attribute.
16641 (*tst<mode>_extimm): Fixed z10prop attribute.
16642 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
16643 (*tstqiCCT_cconly): Fixed z10prop attribute.
16644 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
16645 (*movsi_larl): Fixed z10prop attribute.
16646 (*movsi_zarch): Fixed z10prop attribute.
16647 (*movsi_eas): Fixed z10prop attribute.
16648 (*movhi): Fixed z10prop attribute.
16649 (*movqi): Fixed z10prop attribute.
16650 (*movstrictqi): Fixed z10prop attribute.
16651 (*mov<mode>): Fixed z10prop attribute.
16652 (*movcc): Fixed z10prop attribute.
16653 (*sethighpartdi_64): Fixed z10prop attribute.
16654 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
16655 (*negdi2_sign_cc): Fixed z10prop attribute.
16656 (*negdi2_sign): Fixed z10prop attribute.
16657 (*absdi2_sign_cc): Fixed z10prop attribute.
16658 (*absdi2_sign): Fixed z10prop attribute.
16659 (*negabsdi2_sign_cc): Fixed z10prop attribute.
16660 (*negabsdi2_sign): Fixed z10prop attribute.
16661 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
16662 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
16663 (doloop_si64): Fixed z10prop attribute.
16664 (doloop_si31): Fixed z10prop attribute.
16665 (doloop_long): Fixed z10prop attribute.
16666 (indirect_jump): Fixed z10prop attribute.
16667 (nop): Fixed z10prop attribute.
16668 (main_base_64): Fixed z10prop attribute.
16669 (reload_base_64): Fixed z10prop attribute.
16671 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16673 PR rtl-optimization/38740
16674 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
16676 * config/mips/mips.c (mips_reorg): Likewise.
16678 2009-01-28 Richard Guenther <rguenther@suse.de>
16680 PR tree-optimization/38926
16681 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
16682 with the correct value id to a value.
16683 (do_regular_insertion): Use the value number of edoubleprime
16684 for the value number of the expr.
16687 2008-08-21 Richard Guenther <rguenther@suse.de>
16689 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
16690 a PHI ask VN if it is already available.
16691 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
16692 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
16694 2009-01-28 Jakub Jelinek <jakub@redhat.com>
16696 PR middle-end/38934
16697 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
16698 set to varying whenever max has TREE_OVERFLOW set, similarly
16699 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
16701 2009-01-28 Richard Guenther <rguenther@suse.de>
16703 PR middle-end/38908
16704 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
16705 uninitialized aggregate uses in call arguments.
16707 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
16709 PR tree-optimization/38984
16710 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
16711 the nothing_id variable if -fno-delete-null-pointer-checks.
16713 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
16716 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
16717 (set_got_offset_rex64): Ditto.
16719 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
16722 * doc/extend.texi: Improve local variable with asm reg.
16724 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
16726 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
16727 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
16728 was not supplied then set warn_packed_bitfield_compat to the
16729 default value of 1.
16730 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
16733 2009-01-27 Richard Guenther <rguenther@suse.de>
16735 PR tree-optimization/38503
16736 * cfgexpand.c (expand_gimple_basic_block): Ignore
16737 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
16738 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
16739 variables that cannot have TBAA applied.
16740 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
16743 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
16745 PR middle-end/38969
16746 * calls.c (initialize_argument_information): Do not wrap complex
16747 arguments in SAVE_EXPR.
16749 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
16751 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
16752 (INSTALL_LIBGCC): Revert typo commit.
16754 2009-01-26 Richard Guenther <rguenther@suse.de>
16756 PR tree-optimization/38745
16757 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
16758 from special handling.
16760 2009-01-26 Richard Guenther <rguenther@suse.de>
16762 PR tree-optimization/38745
16763 * tree-ssa.c (execute_update_addresses_taken): Do not include
16764 variables that cannot possibly be a register in not_reg_needs.
16765 Do not clear TREE_ADDRESSABLE on vars that may not become
16767 * tree-ssa.c (update_alias_info_1): Include those in the set
16768 of addressable vars.
16770 2009-01-26 Richard Guenther <rguenther@suse.de>
16772 PR middle-end/38851
16773 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
16774 * tree-ssa-dse.c: Include langhooks.h
16775 (execute_simple_dse): Remove stores with zero size.
16777 2009-01-24 Jakub Jelinek <jakub@redhat.com>
16780 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
16783 2009-01-24 Julian Brown <julian@codesourcery.com>
16785 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
16786 config/arm/linux-atomic.c.
16787 * config/arm/linux-atomic.c: New.
16789 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
16791 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
16792 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
16793 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
16795 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
16798 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
16801 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
16803 PR tree-optimization/38953
16804 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
16805 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
16806 (gloog): Split the exit of the scop when the scop exit is a loop exit.
16807 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
16810 2009-01-24 Paul Brook <paul@codesourcery.com>
16812 * config/arm/neon.md (neon_type): Move to arm.md.
16813 (neon_mov<VSTRUCT>): Add neon_type attribute.
16814 * config/arm/arm.md (neon_type): Move to here.
16815 (conds): Add "unconditioal" and use as default for NEON insns.
16817 2009-01-24 Ben Elliston <bje@au.ibm.com>
16819 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
16820 void *' warning from -Wc++-compat.
16821 * Makefile.in (dominance.o-warn): Remove.
16823 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
16825 PR tree-optimization/38932
16826 * fold-const.c (fold_unary_ignore_overflow): New.
16827 * tree.h (fold_unary_ignore_overflow): Declare.
16828 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
16829 * tree-ssa-sccvn.c (visit_reference_op_load,
16830 simplify_unary_expression): Likewise.
16832 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
16834 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
16835 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
16836 regardless of their type.
16837 * c-common.c (handle_packed_attribute): Don't ignore packed on
16839 * c.opt (Wpacked-bitfield-compat): New warning option.
16840 * stor-layout.c (place_field): Warn if offset of a field changed.
16841 * doc/extend.texi (packed): Mention the ABI change.
16842 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
16843 (Warning Options): Add it to the list.
16845 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
16847 * c-opts.c (c_common_post_options): Fix a typo in comments.
16849 2009-01-22 Steve Ellcey <sje@cup.hp.com>
16851 PR middle-end/38615
16852 * gimplify.c (gimplify_init_constructor): Fix promotion of const
16853 variables to static.
16854 * doc/invoke.texi (-fmerge-all-constants): Update description.
16856 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
16859 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
16860 (*movdi_1_rex64): Use type "mmx" for alternative 5.
16862 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
16864 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
16866 (LOCAL_ALIGNMENT): Similarly.
16868 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16869 Joseph Myers <joseph@codesourcery.com>
16871 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
16872 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
16873 * config/arm/arm-tune.md: Regenerate.
16874 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
16877 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
16879 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
16880 version number to five.
16882 2009-01-22 Dodji Seketeli <dodji@redhat.com>
16885 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
16886 * c-common.c (set_underlying_type): Likewise.
16887 (is_typedef_decl ): Likewise
16889 (set_underlying_type): Likewise.
16890 (is_typedef_type): Likewise.
16892 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
16894 PR middle-end/38587
16895 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
16898 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
16901 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
16902 (LIBGCC_SPEC): Don't define.
16903 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
16905 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
16907 PR rtl-optimization/38879
16908 * alias.c (base_alias_check): Unaligned access via AND address can
16909 alias all surrounding object types except those with sizes equal
16910 or wider than the size of unaligned access.
16912 2009-01-21 Dodji Seketeli <dodji@redhat.com>
16915 * c-decl.c (clone_underlying_type): Move this ...
16916 * c-common.c (set_underlying_type): ... here.
16917 Also, make sure the function properly sets TYPE_STUB_DECL() on
16918 the newly created typedef variant type.
16919 (is_typedef_decl ): New entry point.
16920 * tree.h: Added a new member member_types_needing_access_check to
16921 struct tree_decl_non_common.
16922 (set_underlying_type): New entry point.
16923 (is_typedef_type): Likewise.
16925 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
16927 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
16928 Check whether two instructions have memory references that
16929 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
16930 are helper functions for traversing.
16931 * alias.h (insn_alias_sets_confilict_p): New prototypes.
16932 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
16933 not to draw dependency edge for instructions with non-conflicting
16936 2009-01-20 Joseph Myers <joseph@codesourcery.com>
16939 * longlong.h: Update copyright years. Use soft-fp license notice.
16940 Sync __clz_tab declaration with glibc.
16942 2009-01-20 Steve Ellcey <sje@cup.hp.com>
16945 * doc/extend.texi (syscall_linkage): New.
16946 (version_id): Modify.
16948 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
16949 Richard Guenther <rguenther@suse.de>
16951 PR tree-optimization/38747
16952 PR tree-optimization/38748
16953 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
16954 conversion if the base address is an indirect reference and the
16955 aliasing sets could cause issues.
16957 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16959 * common.opt (fgraphite, fgraphite-identity): Add comment for
16960 explaining why these options are not documented.
16962 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
16964 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
16965 gimple_call_lhs is NULL.
16967 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
16970 * emit-rtl.c (adjust_address_1): Make sure memref is never
16973 2009-01-20 Ben Elliston <bje@au.ibm.com>
16975 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16976 const qualifier from arg parameter. Remove unnecessary cast to char *.
16977 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
16978 const qualifier from arg 2.
16980 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
16982 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
16984 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
16987 * rtl.h (reinit_regs): New prototype.
16988 * regclass.c: Include ira.h.
16989 (reinit_regs): New.
16990 * Makefile.in (regclass.o): Add ira.h.
16991 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
16993 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
16996 * c-common.c (handle_aligned_attribute): Use
16997 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
16998 default alignment value.
17000 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17002 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17003 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17005 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17006 __BIGGEST_ALIGNMENT__.
17008 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17010 2009-01-18 Richard Guenther <rguenther@suse.de>
17012 PR tree-optimization/38819
17013 * tree-flow.h (operation_could_trap_helper_p): Declare.
17014 * tree-eh.c (operation_could_trap_helper_p): Export.
17015 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17016 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17017 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17018 are about to insert a possibly trapping instruction and fail
17021 2009-01-18 Andreas Schwab <schwab@suse.de>
17023 * doc/install.texi (Configuration): Remove obsolete paragraph
17024 about use of --with-gnu-ld with --with-gnu-as.
17026 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17028 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17029 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17030 Follow spelling conventions.
17032 2009-01-18 Ben Elliston <bje@au.ibm.com>
17034 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17035 C++ warning about implicit conversion from void * to struct
17037 (bitmap_obstack_free): Likewise for bitmap_element *.
17038 * Makefile.in (bitmap.o-warn): Remove.
17040 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17042 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17044 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17045 Tobias Grosser <tobi.grosser@amd.com>
17047 * graphite.c (graphite_trans_scop_block): Do not block single
17050 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17052 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17053 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17054 test with assertion.
17056 2009-01-16 Richard Guenther <rguenther@suse.de>
17058 PR tree-optimization/38835
17059 PR middle-end/36227
17060 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17061 and INT + PTR -> (INT)(PTR p+ INT) folding.
17062 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17064 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17067 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17068 the subreg from a lowpart subreg if it is also casting the value.
17070 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17071 Tobias Grosser <tobi.grosser@amd.com>
17073 * graphite.c (compare_prefix_loops): New.
17074 (build_scop_canonical_schedules): Rewritten.
17075 (graphite_transform_loops): Move build_scop_canonical_schedules
17076 after build_scop_iteration_domain.
17078 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17079 Tobias Grosser <tobi.grosser@amd.com>
17081 * graphite.c (add_conditions_to_domain): Add the loops to
17082 the dimension of the iteration domain. Do copy the domain
17083 only when it exists.
17084 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17085 (add_conditions_to_constraints): New.
17086 (can_generate_code_stmt, can_generate_code): Removed.
17087 (gloog): Do not call can_generate_code.
17088 (graphite_transform_loops): Call add_conditions_to_constraints
17089 after building the iteration domain.
17091 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17093 PR tree-optimization/38789
17094 * tree-ssa-threadedge.c
17095 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17096 __builtin_constant_p.
17098 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17100 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17101 examined before deleting them.
17103 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17105 * function.c (aggregate_value_p): Correctly extract the function
17106 type from CALL_EXPR_FN lookup.
17108 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17110 * config/picochip/picochip.c (picochip_override_options): Revert
17111 CFI asm flag disable commited previously.
17113 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17114 Tobias Grosser <tobi.grosser@amd.com>
17115 Jan Sjodin <jan.sjodin@amd.com>
17117 * graphite.c (scan_tree_for_params): On substractions negate
17118 all the coefficients of the term.
17119 (clast_to_gcc_expression_red): New. Handle reduction expressions
17120 of more than two operands.
17121 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17122 (get_vdef_before_scop): Handle also the case of default definitions.
17124 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17126 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17127 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17128 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17130 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17131 Joey Ye <joey.ye@intel.com>
17133 PR middle-end/37843
17134 * cfgexpand.c (expand_stack_alignment): Don't update stack
17135 boundary nor check incoming stack boundary here.
17136 (gimple_expand_cfg): Update stack boundary and check incoming
17137 stack boundary here.
17139 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17141 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17143 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17145 PR rtl-optimization/38245
17146 * calls.c (expand_call): Add stack arguments to
17147 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17148 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17149 in regs and partially in memory or BLKmode arguments.
17150 (emit_library_call_value_1): Add stack arguments to
17151 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17152 ACCUMULATE_OUTGOING_ARGS).
17153 * dce.c: Include tm_p.h.
17154 (find_call_stack_args): New function.
17155 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17157 (mark_insn): Call find_call_stack_args for CALL_Ps.
17158 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17159 forwards. Allocate and free arg_stores bitmap if needed, pass it
17160 down to deletable_insn_p, don't mark stores set in arg_stores
17161 bitmap, clear the bitmap at the beginning of each bb.
17162 * Makefile.in (dce.o): Depend on $(TM_P_H).
17164 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17167 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17168 to make sure the insn is a conditional test (bug 22599). Reformat a
17171 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17173 PR middle-end/38431
17174 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17175 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17176 (gloog): Do not call cleanup_tree_cfg.
17177 (graphite_transform_loops): Call cleanup_tree_cfg after all
17178 scops have been code generated.
17180 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17181 * doc/gty.texi (Invoking the garbage collector): Added new node
17182 and section documenting ggc_collect.
17184 2009-01-14 Richard Guenther <rguenther@suse.de>
17186 PR tree-optimization/38826
17187 PR middle-end/38477
17188 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17189 initialization notes only if we actually emitted a warning.
17190 (intra_create_variable_infos): Add constraints for a result decl
17191 that is passed by hidden reference.
17192 (build_pred_graph): Mark all related variables non-direct on
17195 2009-01-14 Nick Clifton <nickc@redhat.com>
17197 * ira-conflicts.c: Include addresses.h for the definition of
17199 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17200 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17202 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17205 * Makefile.in (ira-lives.o): Add except.h.
17207 * ira-lives.c: Include except.h.
17208 (process_bb_node_lives): Process can_throw_internal.
17210 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17212 PR rtl-optimization/38774
17213 * combine.c (simplify_set): When undoing cc_use change, don't do
17214 PUT_CODE on the newly created comparison, but instead put back the
17217 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17219 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17220 values. Remove duplicate arm8 entry.
17222 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17224 PR tree-optimization/38786
17225 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17226 the SSA_NAME case of expand_scalar_variables_expr.
17227 Set the type of an expression to the type of its assign statement.
17228 (expand_scalar_variables_expr): Also gather the scalar computation
17229 used to index the memory access. Do not pass loop_p.
17230 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17231 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17232 the gimple_stmt_iterator where it inserts new code.
17233 Do not pass loop_p.
17234 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17235 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17237 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17239 * graphite.h (debug_value): Removed.
17240 * graphite.c (debug_value): Removed.
17242 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17244 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17245 ldrd/strd with two 32-bit instructions.
17247 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17249 * config/arm/arm.c (struct processors): Pass for speed down into
17250 cost helper functions.
17251 (const_ok_for_op): Handle COMPARE and inequality nodes.
17252 (arm_rtx_costs_1): Rewrite.
17253 (arm_size_rtx_costs): Update prototype.
17254 (arm_rtx_costs): Pass speed down to helper functions.
17255 (arm_slowmul_rtx_costs): Rework cost calculations.
17256 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17257 (arm_9e_rtx_costs): Likewise.
17259 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17261 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17262 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17263 (alpha_legitimize_address): Do not split local symbols wider than
17264 UNITS_PER_WORD into HIGH/LO_SUM parts.
17266 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17269 * gcc.c (process_command): Replace call to execvp with calls
17270 to pex_one and exit.
17272 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17275 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17276 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17277 variant for devices with 3-byte PC.
17278 (__tablejump_elpm__): New.
17280 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17283 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17284 offsetof member-designator, handle it as `[0].'.
17286 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17288 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17289 function when not using named sections on targets with named sections
17290 if branch distance is less than 262132.
17292 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17294 * combine.c (combine_instructions): Recompute
17295 optimize_this_for_speed_p for each BB in the main combine loop.
17297 2009-01-12 Tomas Bily <tbily@suse.cz>
17300 * tree-loop-distribution.c (prop_phis): New function.
17301 (generate_builtin): Call prop_phis.
17302 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17304 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17306 PR tree-optimization/38807
17307 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17308 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17310 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17312 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17313 subreg of op0 to the original op0.
17315 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17317 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17319 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17322 * mips-tfile.c (parse_def): Fix parsing of def strings
17323 starting with digits.
17325 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17328 * config/arm/arm.c (arm_is_long_call_p): Don't call
17329 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17331 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17333 * regrename.c (regrename_optimize): Fix dumping.
17334 (find_oldest_value_reg): Preserve REG_POINTER.
17335 (copy_hardreg_forward_1): Likewise.
17337 2009-01-09 Diego Novillo <dnovillo@google.com>
17339 * gimple.h (struct gimple_statement_base) <uid>: Document
17340 the restrictions on its use.
17341 (gimple_uid): Tidy.
17342 (gimple_set_uid): Tidy.
17344 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17346 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17347 zero guard even if align_bytes != 0 and count is smaller than
17350 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17352 PR rtl-optimization/38495
17353 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17354 (add_range_and_copies_from_move_list): Print all added ranges.
17355 Add ranges to memory optimized destination.
17357 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17361 * config/i386/i386.c (override_options): Reject
17362 -mstringop-strategy=rep_8byte with -m32.
17363 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17364 to 1. Do count comparison against epilogue_size_needed at compile
17365 time even when count_exp was constant forced into register. For
17366 size_needed don't jump to epilogue, instead just avoid aligning
17367 and invoke the body algorithm. If need_zero_guard, add zero guard
17368 even if count is non-zero, but smaller than size_needed + number of
17369 bytes that could be stored for alignment.
17370 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
17371 to 1. If need_zero_guard, add zero guard even if count is non-zero,
17372 but smaller than size_needed + number of bytes that could be stored
17373 for alignment. Compare size_needed with epilogue_size_needed instead
17374 of desired_align - align, don't adjust size_needed, pass
17375 epilogue_size_needed to the epilogue expanders.
17378 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
17380 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17382 * pa.c (last_address): Change to unsigned.
17383 (update_total_code_bytes): Change argument to unsigned. Don't
17384 check if insn addresses are set.
17385 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
17386 addresses are not set.
17387 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
17389 2009-01-09 Nick Clifton <nickc@redhat.com>
17391 * config/sh/symbian.c: Replace uses of DECL_INLINE with
17392 DECL_DECLARED_INLINE_P.
17394 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17396 PR middle-end/38347
17397 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
17398 GET_MODE (op0) in operand_subword_force calls.
17400 PR middle-end/38771
17401 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
17402 fold_convert arg0 operands to TREE_TYPE (op0) first.
17404 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
17406 * params.def (ira-max-conflict-table-size): Decrease default value
17409 2009-01-08 Jakub Jelinek <jakub@redhat.com>
17411 PR tree-optimization/37031
17412 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
17414 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
17415 allocate it using gc instead of heap, use VEC_quick_push instead of
17417 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
17418 instead of heap, use VEC_quick_push instead of VEC_safe_push.
17419 * tree-data-ref.h (struct access_matrix): Change matrix to gc
17420 allocated vector from heap allocated.
17421 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
17422 * tree-loop-linear.c (linear_transform_loops): Allocate nest
17423 vector only after perfect_loop_nest_depth call.
17425 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
17426 Jan Sjodin <jan.sjodin@amd.com>
17428 PR tree-optimization/38559
17429 * graphite.c (debug_value, copy_constraint,
17430 swap_constraint_variables, scale_constraint_variable, ): New.
17431 (get_lower_bound, get_upper_bound): Removed.
17432 (graphite_trans_bb_strip_mine): Clean up this code that works
17433 only for constant number of iterations. Fully copy upper and
17434 lower bound constraints, not only the constant part of them.
17435 * graphite.h (debug_value): Declared.
17437 2009-01-08 Ira Rosen <irar@il.ibm.com>
17439 PR tree-optimization/37194
17440 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
17441 Don't add the cost of cost model guard in prologue to scalar
17442 outside cost in case of known number of iterations.
17444 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
17445 Alan Modra <amodra@bigpond.net.au>
17447 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
17448 non-word-aligned REG+CONST addressing.
17450 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17453 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
17454 free_after_compilation when outputting a thunk.
17455 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
17456 Do not call free_after_compilation here.
17458 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
17460 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
17461 (ix86_valid_target_attribute_inner_p): Ditto.
17463 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
17465 PR tree-optimization/38492
17466 PR tree-optimization/38498
17467 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
17468 * tree-chrec.h (scev_is_linear_expression): Declared.
17469 * graphite.c (graphite_cannot_represent_loop_niter): New.
17470 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
17471 (graphite_loop_normal_form): Use gcc_assert.
17472 (scan_tree_for_params): Use CASE_CONVERT.
17473 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
17474 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
17475 Use gcc_assert. Discard scops that contain unhandled cases.
17476 (build_scop_conditions): Return a boolean status for unhandled cases.
17477 (strip_mine_profitable_p): Print the loop number, not its depth.
17478 (is_interchange_valid): Pass the depth of the loop nest, don't
17479 recompute it wrongly.
17480 (graphite_trans_bb_block): Same.
17481 (graphite_trans_bb_block): Print tentative of loop blocking.
17482 (graphite_trans_scop_block): Do not print that the loop has been
17484 (graphite_transform_loops): Do not handle scops that contain condition
17487 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
17489 AVX Programming Reference (December, 2008)
17490 * config/i386/avxintrin.h (_mm256_stream_si256): New.
17491 (_mm256_stream_pd): Likewise.
17492 (_mm256_stream_ps): Likewise.
17494 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
17495 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
17496 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
17497 (bdesc_special_args): Add __builtin_ia32_movntdq256,
17498 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
17499 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
17500 (ix86_expand_special_args_builtin): Likewise.
17502 * config/i386/sse.md (AVXMODEDI): New.
17503 (avx_movnt<mode>): Likewise.
17504 (avx_movnt<mode>): Likewise.
17505 (<sse>_movnt<mode>): Remove AVX support.
17506 (sse2_movntv2di): Likewise.
17508 2009-01-07 Richard Guenther <rguenther@suse.de>
17510 PR middle-end/38751
17511 * fold-const.c (extract_muldiv): Remove obsolete comment.
17512 (fold_plusminus_mult_expr): Undo MINUS_EXPR
17513 to PLUS_EXPR canonicalization for the canonicalization.
17515 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
17517 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
17518 hosted cross-compilers generating less efficient code.
17520 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17522 * function.h (rtl_data): Add a dbr_scheduled_p field.
17523 * reorg.c (dbr_schedule): Set it.
17524 (gate_handle_delay_slots): Check it.
17525 * config/mips/mips.c (mips_base_delayed_branch): Delete.
17526 (mips_reorg): Check flag_delayed_branch instead of
17527 mips_base_delayed_branch.
17528 (mips_override_options): Don't set mips_base_delayed_branch
17529 or flag_delayed_branch.
17531 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
17533 PR rtl-optimization/38426.
17534 * ira.c (ira): Set current_function_is_leaf earlier.
17536 2009-01-06 Jakub Jelinek <jakub@redhat.com>
17538 PR rtl-optimization/38722
17539 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
17540 too early, only set a flag and modify after last possible
17543 2009-01-06 Janis Johnson <janis187@us.ibm.com>
17546 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17547 * real.c (decimal_single_format): Correct values of emin and emax.
17548 (decimal_double_format): Ditto.
17549 (decimal_quad_format): Ditto.
17550 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
17551 computation of DECnn_MIN and DECnn_MAX for corrected values of
17552 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
17553 __DECnn_MIN__, and adjust its computation for the corrected value
17556 2009-01-06 Jan Hubicka <jh@suse.cz>
17559 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
17561 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
17563 * doc/contrib.texi (Contributors): Slightly adjust the end note.
17564 Add Robert Clark to the list of testers.
17566 2009-01-06 Jan Hubicka <jh@suse.cz>
17567 Kai Tietz <kai.tietz@onevision.com>
17569 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
17570 * config/i386/i386.c (ix86_expand_call): Add clobbers.
17572 2009-01-06 Jan Hubicka <jh@suse.cz>
17573 Kai Tietz <kai.tietz@onevision.com>
17575 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
17577 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
17578 (ix86_nsaved_regs): Count only general purpose regs.
17579 (ix86_nsaved_sseregs): New.
17580 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
17581 to 16 for w64; compute padding and size of sse reg save area.
17582 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
17583 general purpose regs.
17584 (ix86_emit_save_sse_regs_using_mov): New.
17585 (ix86_expand_prologue): Save SSE regs if needed.
17586 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
17587 (ix86_emit_restore_sse_regs_using_mov): New.
17588 (ix86_expand_epilogue): Save SSE regs if needed.
17590 2009-01-06 Jan Hubicka <jh@suse.cz>
17591 Kai Tietz <kai.tietz@onevision.com>
17593 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
17594 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
17595 functions when accumulate outgoing args is off.
17597 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17600 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
17601 before using pseudos_have_intersected_live_ranges_p.
17603 * ira-int.h (ira_assert): Always define.
17605 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
17607 AVX Programming Reference (December, 2008)
17608 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
17609 (_mm256_permute2_pd): Likewise.
17610 (_mm_permute2_ps): Likewise.
17611 (_mm256_permute2_ps): Likewise.
17612 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
17613 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
17615 * config/i386/i386.c (ix86_builtins): Remove
17616 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
17617 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
17618 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
17619 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
17620 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
17621 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
17622 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
17623 __builtin_ia32_vpermil2ps256.
17624 (ix86_init_mmx_sse_builtins): Updated.
17625 (ix86_expand_args_builtin): Likewise.
17627 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17629 * pa.c (output_call): Relocate non-jump insns in the delay slot of
17630 long absolute calls when generating PA 2.0 code.
17632 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
17634 PR rtl-optimization/38583
17635 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
17637 * params.def (ira-max-conflict-table-size): New.
17639 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
17641 * ira.h (ira_conflicts_p): New external definition.
17643 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
17644 table. Report this. Return result of building.
17645 (ira_build_conflicts): Use ira_conflicts_p. Check result of
17646 building conflict table.
17648 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
17649 (ira_color): Use ira_conflicts_p.
17651 * global.c: Include ira.h.
17652 (pseudo_for_reload_consideration_p, build_insn_chain): Use
17655 * Makefile.in (global.o): Add ira.h.
17657 * ira-build.c (mark_all_loops_for_removal,
17658 propagate_some_info_from_allocno): New.
17659 (remove_unnecessary_allocnos): Call
17660 propagate_some_info_from_allocno.
17661 (remove_low_level_allocnos): New.
17662 (remove_unnecessary_regions): Add parameter. Call
17663 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
17664 parameter to remove_unnecessary_regions.
17665 (ira_build): Remove all regions but root if the conflict table was
17666 not built. Update conflict hard regs for allocnos crossing calls.
17668 * ira.c (ira_conflicts_p): New global.
17669 (ira): Define and use ira_conflicts_p.
17671 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17672 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
17673 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
17675 2009-01-06 Ben Elliston <bje@au.ibm.com>
17677 * gengtype-lex.l (YY_NO_INPUT): Define.
17679 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17682 * c-common.c (handle_vector_size_attribute): Also reject
17683 BOOLEAN_TYPE types.
17685 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
17687 PR tree-optimization/38492
17688 * graphite.c (rename_map_elt, debug_rename_elt,
17689 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
17690 rename_map_elt_info, eq_rename_map_elts,
17691 get_new_name_from_old_name, bb_in_sese_p): Moved around.
17692 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
17693 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
17694 (sese_build_livein_liveouts): New.
17695 (new_sese, free_sese): New.
17696 (new_scop): Call new_sese.
17697 (free_scop): Call free_sese.
17698 (rename_variables_from_edge, rename_phis_end_scop): Removed.
17699 (register_old_new_names): Renamed register_old_and_new_names.
17700 (register_scop_liveout_renames, add_loop_exit_phis,
17701 insert_loop_close_phis, struct igp,
17702 default_liveout_before_guard, add_guard_exit_phis,
17703 insert_guard_phis, copy_renames): New.
17704 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
17705 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
17706 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
17707 (scop_adjust_phis_for_liveouts): New.
17708 (gloog): Call scop_adjust_phis_for_liveouts.
17710 * graphite.h (struct sese): Documented. Added fields liveout,
17711 num_ver and livein.
17712 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
17713 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
17714 (struct scop): Added field liveout_renames.
17715 (SCOP_LIVEOUT_RENAMES): New.
17717 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17719 PR tree-optimization/38510
17720 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
17721 (translate_clast): Call recompute_all_dominators before
17723 (gloog): Call recompute_all_dominators before graphite_verify.
17725 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
17726 Jan Sjodin <jan.sjodin@amd.com>
17728 PR tree-optimization/38500
17729 * graphite.c (create_sese_edges): Call fix_loop_structure after
17732 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17734 * config.gcc: Add m32r*-*-rtems*.
17735 * config/m32r/rtems.h: New file.
17737 2009-01-05 Ben Elliston <bje@au.ibm.com>
17739 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
17740 (.po.pox): Likewise.
17741 (po/gcc.pot): Likewise.
17743 2009-01-04 David S. Miller <davem@davemloft.net>
17745 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
17746 (STARTING_FRAME_OFFSET): Always set to zero.
17748 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17750 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
17751 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
17752 fixed-point types, and vectors of the same.
17754 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
17756 * config/mips/sync.md (*mb_barrier): Rename to...
17757 (*memory_barrier): ...this.
17759 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
17761 * doc/extend.texi (Function Attributes): Move @cindex after @item
17762 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
17763 and put in alphabetical order. Fix 'target' name and put in order.
17764 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
17767 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
17769 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17770 (memory_barrier): Expand as unspec instead of unspec_volatile.
17771 Remove mem:BLK from insn operands. Use Pmode scratch register.
17772 (*memory_barrier): Define as unspec instead of unspec_volatile.
17773 Use (match_dup 0) as input operand.
17775 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
17776 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
17777 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
17778 scratch register. Remove operand 1.
17779 (*stbar): Define as unspec instead of unspec_volatile.
17780 Use (match_dup 0) as input operand, remove (const_int 8).
17781 (*membar): Define as unspec instead of unspec_volatile.
17782 Use (match_dup 0) as input operand, remove input operand 2.
17784 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
17785 (memory_barrier): Expand as unspec instead of unspec_volatile.
17786 Remove mem:BLK from insn operands. Use Pmode scratch register.
17787 (*memory_barrier): Define as unspec instead of unspec_volatile.
17788 Use (match_dup 0) as input operand.
17790 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
17791 Remove mem:BLK from insn operands. Use Pmode scratch register.
17792 Set volatile flag on operand 0.
17793 (*memory_barrier): New insn pattern.
17795 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
17797 (*memory_barrier): Use (match_dup 0) as input operand.
17799 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
17800 Remove mem:BLK from insn operands. Use Pmode scratch register.
17801 Set volatile flag on operand 0.
17802 (*mb_internal): New insn pattern.
17804 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
17806 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17808 PR middle-end/38586
17809 * function.c (struct temp_slot): Move to the section of the file
17810 that deals with temp slots. Remove field 'address'.
17811 (temp_slot_address_table): New hash table of address -> temp slot.
17812 (struct temp_slot_address_entry): New struct, items for the table.
17813 (temp_slot_address_compute_hash, temp_slot_address_hash,
17814 temp_slot_address_eq, insert_temp_slot_address): Support functions
17816 (find_temp_slot_from_address): Rewrite to use the new hash table.
17817 (remove_unused_temp_slot_addresses): Remove addresses of temp
17818 slots that have been made available.
17819 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
17820 worker function for remove_unused_temp_slot_addresses.
17821 (assign_stack_temp_for_type): Don't clear the temp slot address list.
17822 Add the temp slot address to the address -> temp slot map.
17823 (update_temp_slot_address): Update via insert_temp_slot_address.
17824 (free_temp_slots): Call remove_unused_temp_slot_addresses.
17825 (pop_temp_slots): Likewise.
17826 (init_temp_slots): Allocate the address -> temp slot map, or empty
17827 the map if it is already allocated.
17828 (prepare_function_start): Initialize temp slot processing.
17830 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
17832 PR middle-end/38584
17833 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
17834 Calculate the size of all stack vars assuming no packing of stack
17835 vars will happen, replacing a quadratic algorithm with a linear one.
17837 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17840 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
17843 2009-01-03 Diego Novillo <dnovillo@google.com>
17845 * doc/contrib.texi: Update contributions.
17847 2009-01-03 Jakub Jelinek <jakub@redhat.com>
17850 * builtins.c (fold_builtin_memory_op): Give up if either operand
17851 is volatile. Set srctype or desttype to non-qualified version
17855 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
17856 and FUNCTION_DECLs.
17858 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
17860 PR rtl-optimization/35805
17861 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
17862 problem if fast dce is able to remove any instructions.
17863 * dce.c (dce_process_block): Fix dump message.
17865 2009-01-02 Mark Mitchell <mark@codesourcery.com>
17868 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
17870 2009-01-02 Jakub Jelinek <jakub@redhat.com>
17872 PR middle-end/38690
17873 * tree-flow.h (op_code_prio, op_prio): New prototypes.
17874 * tree-pretty-print.c (op_code_prio): New function.
17875 (op_prio): No longer static. Use op_code_prio.
17876 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
17877 Use op_prio and op_code_prio to determine if () should be
17878 printed around operand(s) or not.
17880 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
17881 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
17882 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
17883 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
17884 pp_character instead of pp_string for single letter printing.
17886 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
17888 * doc/extend.texi: Fix '#pragma GCC option' typo.
17890 2009-01-02 Richard Guenther <rguenther@suse.de>
17892 * doc/install.texi (--enable-checking): Mention different
17893 default for stage1.
17894 (--enable-stage1-checking): Document.
17896 2009-01-01 Andrew Pinski <pinskia@gmail.com>
17898 PR middle-end/30142
17899 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
17900 case to be an error.
17902 2009-01-02 Ben Elliston <bje@au.ibm.com>
17904 * config/fp-bit.h (pack_d): Constify argument.
17905 * config/fp-bit.c (makenan): Constify return type. Remove casts.
17906 (isnan): Constify argument.
17908 (iszero): Likewise.
17909 (pack_d): Likewise.
17910 (_fpadd_parts): Constify return type.
17911 (_fpmul_parts): Likewise.
17912 (_fpdiv_parts): Likewise.
17914 2009-01-01 Jakub Jelinek <jakub@redhat.com>
17917 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
17918 warn about overwriting initializer with side-effects or
17919 -Woverride-init if !IMPLICIT.
17920 (output_init_element): Likewise. Pass IMPLICIT down to
17922 (process_init_element): Add IMPLICIT argument. Pass it down
17923 to output_init_element.
17924 (push_init_element, pop_init_level, set_designator): Adjust
17925 process_init_element callers.
17926 (set_nonincremental_init, set_nonincremental_init_from_string):
17927 Adjust add_pending_init callers.
17928 (output_pending_init_elements): Adjust output_init_element callers.
17929 * c-tree.h (process_init_element): Adjust prototype.
17930 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
17931 process_init_element callers.
17934 Copyright (C) 2009 Free Software Foundation, Inc.
17936 Copying and distribution of this file, with or without modification,
17937 are permitted in any medium without royalty provided the copyright
17938 notice and this notice are preserved.