1 2009-05-02 Ben Elliston <bje@au.ibm.com>
3 * doc/collect2.texi (Collect2): Document search path behaviour
4 when configured with --with-ld.
6 2009-05-02 Jan Hubicka <jh@suse.cz>
8 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9 parameter; update callers.
10 (coalesce_cost_edge): EH edges are costier because they needs splitting
11 even if not critical and even more costier when there are multiple
14 2009-05-02 Jan Hubicka <jh@suse.cz>
16 * except.c (remove_eh_handler_and_replace): Handle updating after
19 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
25 * varasm.c: Do not include c-pragma.h.
26 * attribs.c: Do not incude c-common.h.
28 2009-05-01 Michael Matz <matz@suse.de>
30 * calls.c (initialize_argument_information): Handle SSA names like
31 decls with a non MEM_P DECL_RTL.
33 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
35 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
36 * ipa-utils.c: Likewise.
37 * ipa-type-escape.c: Likewise.
38 * cgraphunit.c Do not include c-common.h.
39 * ipa-pure-const.c: Likewise.
40 * tree-if-conv.c: Likewise.
41 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
42 * ipa-struct-reorg.c: Likewise.
43 * tree-nomudflap.c: Likewise.
44 * tree-ssa-structalias.c: Likewise.
46 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
48 * store-motion.c: Many cleanups to make this pass a first-class
49 citizen instead of an appendix to gcse load motion. Add TODO list
50 to make this pass faster/cleaner/better.
52 (struct ls_expr): Post gcse.c-split cleanups.
53 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
54 "stores" field to "avail_stores".
55 (pre_ldst_mems): Rename to store_motion_mems.
56 (pre_ldst_table): Rename to store_motion_mems_table.
57 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
58 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
59 (ldst_entry): Rename to st_expr_entry, update users.
60 (free_ldst_entry): Rename to free_st_expr_entry, update users.
61 (free_ldst_mems): Rename to free_store_motion_mems, update users.
62 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
63 (first_ls_expr): Rename to first_st_expr, update users.
64 (next_ls_expr): Rename to next_st_expr, update users.
65 (print_ldst_list): Rename to print_store_motion_mems. Print names of
66 fields properly for store motion instead of names inherited from load
68 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
69 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
72 (ae_kill): Rename to st_kill, update users.
73 (ae_gen): Rename to st_avloc, update users.
74 (transp): Rename to st_transp, update users.
75 (pre_insert_map): Rename to st_insert_map, update users.
76 (pre_delete_map): Rename to st_delete_map, update users.
77 (insert_store, build_store_vectors, free_store_memory,
78 one_store_motion_pass): Update for abovementioned changes.
80 (gcse_subst_count, gcse_create_count): Remove.
81 (one_store_motion_pass): New statistics counters "n_stores_deleted"
82 and "n_stores_created", local variables.
84 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
87 (regvec, compute_store_table_current_insn): Remove.
88 (reg_set_info, reg_clear_last_set): Remove.
89 (compute_store_table): Use DF caches instead of local dataflow
92 2009-05-01 Joseph Myers <joseph@codesourcery.com>
94 * c-objc-common.c (c_tree_printer): Print identifiers with
95 pp_identifier, not pp_string. Mark "({anonymous})" for
97 * c-pretty-print.c (pp_c_ws_string): New.
98 (pp_c_cv_qualifier, pp_c_type_specifier,
99 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
100 pp_c_storage_class_specifier, pp_c_function_specifier,
101 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
102 pp_c_primary_expression, pp_c_postfix_expression,
103 pp_c_unary_expression, pp_c_shift_expression,
104 pp_c_relational_expression, pp_c_equality_expression,
105 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
106 use pp_string and pp_c_ws_string in place of pp_identifier and
107 pp_c_identifier for non-identifiers. Mark English strings for
109 * c-pretty-print.h (pp_c_ws_string): Declare.
111 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
112 Roland McGrath <roland@redhat.com>
114 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
116 (ENABLE_LD_BUILDID): New configuration option.
117 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
118 (LINK_BUILDID_SPEC): New macro.
119 (init_spec): If defined, prepend it between LINK_EH_SPEC and
121 * doc/install.texi: Document --enable-linker-build-id option.
122 * configure: Rebuild.
123 * config.in: Rebuild.
125 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
127 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
128 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
129 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
130 MIPS_GP_SAVE_AREA_SIZE.
131 * config/mips/mips.c (struct mips_frame_info): Update comment
132 before arg_pointer_offset and hard_frame_pointer_offset.
133 (mips_compute_frame_info): Update diagram before function: to
134 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
135 indicate the position of frame_pointer_rtx with -fstack-protector and
136 to show args_size. Don't allocate cprestore area for leaf functions
137 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
139 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
141 2009-04-30 Michael Matz <matz@suse.de>
143 PR tree-optimization/39955
144 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
146 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
148 * ira.c (setup_cover_and_important_classes): Use safe macro
149 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
151 * genpreds.c (write_tm_preds_h): Output suitable definition of
152 REG_CLASS_FOR_CONSTRAINT.
154 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
156 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
158 * bitmap.c (bitmap_descriptor): Likewise.
159 * ggc-common.c (loc_descriptor): Likewise.
160 * varray.c (varray_descriptor): Likewise.
161 * vec.c (vec_descriptor): Likewise.
163 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
165 * Makefile.in (dce.o): Add $(EXCEPT_H).
166 * dce.c: Include except.h and delete redundant vector definitions.
167 (deletable_insn_p): Return false for non-call insns that can throw
170 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
172 * gcse.c (ae_gen): Remove.
173 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
174 and make non-static function to make it available in store-motion.c.
175 Update call sites with search-and-replace.
176 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
177 extract_mentioned_regs, extract_mentioned_regs_helper,
178 find_moveable_store, compute_store_table, load_kills_store, find_loads,
179 store_killed_in_insn, store_killed_after, store_killed_before,
180 build_store_vectors, insert_insn_start_basic_block, insert-store,
181 remove_reachable_equiv_notes, replace_store_insn, delete_store,
182 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
183 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
184 * store-motion.c: ...new file. Also copy data structures from gcse.c
185 and clean up to remove parts not used by store motion.
186 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
187 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
189 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
192 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
193 when optimizing for size.
195 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
197 * gcse.c (gcse_constant_p): Fix typo in last change.
199 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
201 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
203 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
205 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
207 2009-04-29 James E. Wilson <wilson@codesourcery.com>
209 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
210 CONST_HIGH_PART result.
212 2009-04-29 Anatoly Sokolov <aesok@post.ru>
214 * config/avr/avr.c (initial_elimination_offset): Rename to
215 avr_initial_elimination_offset.
216 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
217 change return type to bool.
218 (avr_can_eliminate): New function.
219 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
220 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
221 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
222 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
223 avr_initial_elimination_offset.
224 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
225 (avr_initial_elimination_offset): Define.
227 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
228 Steven Bosscher <steven@gcc.gnu.org>
230 PR rtl-optimization/39938
231 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
232 * cfgrtl.c: Include insn-attr.h.
233 (rest_of_pass_free_cfg): New function.
234 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
235 * resource.c (init_resource_info): Remove call to df_analyze.
237 2009-04-29 Richard Guenther <rguenther@suse.de>
240 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
241 allow conversion to signed integers.
243 2009-04-29 Richard Guenther <rguenther@suse.de>
245 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
246 shifts of floating point vectors if the shift amount is
247 a constant multiple of the element size.
249 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
250 Michael Matz <matz@suse.de>
254 * tree-outof-ssa.c (emit_partition_copy): New function.
255 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
256 insert_part_to_rtx_on_edge): Perform the partition base var
257 copy using emit_partition_copy.
258 (insert_value_copy_on_edge): Convert constants to the right mode.
259 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
260 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
262 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
264 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
265 scan backwards to try to find a constant to initialize it.
267 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
268 insn before the loop_end instruction, don't look past labels.
270 2009-04-29 Richard Guenther <rguenther@suse.de>
273 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
274 loose type conversions.
275 (forward_propagate_addr_expr): Fix tuplification bug. Remove
276 stmts only if there are no uses of its definition.
278 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
280 * config/bfin/bfin.h (splitting_loops): Declare.
281 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
282 Reorder bit definitions to be ascending.
283 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
284 * config/bfin/bfin.c (splitting_loops): New variable.
285 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
286 (struct loop_info): Remove members INIT and LOOP_INIT.
287 (bfin_optimize_loop): Don't set them. Reorder the code that generates
288 the LSETUP sequence. Allow LC to be loaded from any register, but also
289 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
290 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
292 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
295 * config/bfin/bfin.md (movsi_insn): Refine constraints.
297 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
299 * Makefile.in (PLUGIN_VERSION_H): New.
300 (OBJS-common): Remove plugin-version.o.
301 (plugin.o): Depend on (PLUGIN_VERSION_H).
302 (plugin-version.o): Remove.
303 * configure: Regenerate
304 * configure.ac: Create plugin-version.h.
305 * gcc-plugin.h (plugin_gcc_version): Remove.
306 (plugin_default_version_check): Change signature.
307 * plugin-version.c: Remove.
308 * plugin.c: Include plugin-version.h.
309 (str_plugin_gcc_version_name): Remove.
310 (try_init_one_plugin): Pass gcc version to plugin_init.
311 (plugin_default_version_check): Both gcc and plugin versions are now
314 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
316 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
317 problematic last insns. Test for TYPE_CALL rather than CALL_P.
318 Remove special case testing for last insn of inner loops. Don't fail if
319 the loop ends with a jump, emit an extra nop instead.
321 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
322 DREGS rather than comparing directly. Remove code that tries to
323 account for latencies.
325 2009-04-29 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/39941
328 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
329 eliminating an indirect call.
331 2009-04-29 Richard Guenther <rguenther@suse.de>
333 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
334 parameter. Allow invariants as base if !require_lvalue.
335 (verify_gimple_assign_single): Adjust.
337 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
339 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
340 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
341 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
342 ssaddhi3_parts and sssubhi3_parts.
343 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
345 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
348 2009-04-28 Richard Guenther <rguenther@suse.de>
350 * tree-vect-loop.c (get_initial_def_for_induction): Use
351 correct types for pointer increment.
353 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
355 * toplev.c (print_version): Update GMP version string calculation.
357 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
359 PR rtl-optimization/39938
360 * resource.c (init_resource_info): Add call to df_analyze.
362 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
364 * config/alpha/alpha.md (usegp): Cast the result of
365 alpha_find_lo_sum_using_gp to enum attr_usegp.
366 * config/alpha/alpha.c (override_options): Remove end-of-structure
367 marker element from cpu_table. Use array size of cpu_table to handle
368 -mcpu and -mtune options.
369 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
371 2009-04-28 Joseph Myers <joseph@codesourcery.com>
373 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
374 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
376 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
378 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
379 * config/rs6000/option-defaults.h: ... here. New file.
380 (OPT_64, OPT_32): Define.
381 (MASK_64BIT): Define to 0 if not already defined.
382 (OPT_ARCH64, OPT_ARCH32): Define.
383 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
386 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
388 * config/arm/arm.c (arm_override_options): Emit error on using
391 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
393 PR rtl-optimization/39914
394 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
395 registers for allocnos created from user-defined variables only
398 2009-04-28 Richard Guenther <rguenther@suse.de>
401 * fold-const.c (fold_binary): Use distribute_real_division only
404 2009-04-28 Steve Ellcey <sje@cup.hp.com>
406 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
407 add hpux-stdint.h to tm_file.
408 (hppa[12]*-*-hpux11*): Ditto.
409 (ia64*-*-hpux*): Ditto.
410 * config/hpux-stdint.h: New.
411 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
412 __STDC_EXT__ for all compiles.
413 * config/pa/pa-hpux.h: Ditto.
414 * config/pa/pa-hpux10.h: Ditto.
415 * config/pa/pa-hpux11.h: Ditto.
417 2009-04-28 Catherine Moore <clm@codesourcery.com>
419 * debug.h (set_name): Add comment.
421 2009-04-28 Andrew Pinski <pinskia@gmail.com>
424 * config/darwin.c (machopic_gen_offset): Check
425 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
426 * config/arm/arm.c (require_pic_register): Likewise.
428 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
430 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
431 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
432 m32c_promote_prototypes): Delete.
434 2009-04-28 Michael Matz <matz@suse.de>
437 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
440 2009-04-28 Richard Guenther <rguenther@suse.de>
442 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
444 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
446 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
447 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
448 * config/arm/arm-tune.md: Regenerate.
450 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
452 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
453 block if there are complex incoming edges.
454 (sel_merge_blocks): Remove useless assert.
455 (sel_redirect_edge_and_branch): Check that edge was redirected.
456 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
457 (sel_find_rgns): Delete declaration.
458 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
459 the region when it is not a preheader.
461 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
464 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
466 2009-04-28 Richard Guenther <rguenther@suse.de>
468 * tree.h (SSA_NAME_VALUE): Remove.
469 (struct tree_ssa_name): Remove value_handle member.
470 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
471 array for jump threading.
472 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
474 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
475 * tree-flow.h (threadedge_initialize_values): Declare.
476 (threadedge_finalize_values): Likewise.
477 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
478 (SSA_NAME_VALUE): Define.
479 (threadedge_initialize_values): New function.
480 (threadedge_finalize_values): Likewise.
481 * tree-ssa-dom.c (ssa_name_values): New global variable.
482 (SSA_NAME_VALUE): Define.
483 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
485 2009-04-28 Ira Rosen <irar@il.ibm.com>
487 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
488 Use REPORT_VECTORIZED_LOCATIONS instead
489 REPORT_VECTORIZED_LOOPS.
490 * tree-vectorizer.c (vect_verbosity_level): Make static.
491 (vect_loop_location): Rename to vect_location.
492 (vect_set_verbosity_level): Update comment.
493 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
495 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
496 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
497 instead REPORT_UNVECTORIZED_LOOPS.
498 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
499 vect_loop_def to vect_external_def and vect_internal_def.
500 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
501 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
502 REPORT_UNVECTORIZED_LOCATIONS.
503 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
504 and vect_used_in_loop and to vect_unused_in_scope and
506 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
507 (vect_verbosity_level): Remove declaration.
508 (vect_analyze_operations): Likewise.
509 (vect_analyze_stmt): Declare.
510 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
511 REPORT_UNVECTORIZED_LOCATIONS.
512 (vect_get_loop_niters): Fix indentation.
513 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
514 (vect_analyze_loop_operations): New function.
515 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
516 vect_analyze_operations.
517 (vect_is_simple_reduction): Use new names.
518 (vectorizable_live_operation, vect_transform_loop): Likewise.
519 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
520 specify whether the data references can be a part of interleaving chain.
521 (vect_analyze_data_ref_dependence): Use new names.
522 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
523 (vect_create_addr_base_for_vector_ref): Remove redundant code.
524 * tree-vect-patterns.c (widened_name_p): Use new names.
525 (vect_recog_dot_prod_pattern): Likewise.
526 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
527 (process_use, vect_mark_stmts_to_be_vectorized,
528 vect_model_simple_cost, vect_model_store_cost,
529 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
530 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
531 vectorizable_operation, vectorizable_type_demotion,
532 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
533 vectorizable_condition): Likewise.
534 (vect_analyze_operations): Split into vect_analyze_loop_operations
536 (vect_analyze_stmt): ... new function.
537 (new_stmt_vec_info): Use new names.
538 (vect_is_simple_use): Use new names and fix comment.
539 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
540 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
542 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
545 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
546 and integer modes for x87 operands. Do not ICE for unsupported size,
547 generate error instead. Generate error for unsupported operand types.
548 ['z']: Do not handle HImode memory operands specially. Warning
549 for floating-point operands. Fallthru to 'Z' for unsupported operand
550 types. Do not ICE for unsupported size, generate error instead.
551 (output_387_binary_op): Use %Z to output operands.
552 (output_fp_compare): Ditto.
553 (output_387_reg_move): Ditto.
555 2009-04-28 Ben Elliston <bje@au.ibm.com>
560 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
562 * builtins.c (c_strlen): Do not warn here.
563 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
564 * c-common.c (pointer_int_sum): Take an explicit location.
565 Warn about offsets out of bounds.
566 * c-common.h (pointer_int_sum): Adjust declaration.
568 2009-04-27 Ian Lance Taylor <iant@google.com>
570 * collect2.c (is_ctor_dtor): Change type of ret field in struct
572 * dce.c (run_fast_df_dce): Change type of old_flags to int.
573 * df-core.c (df_set_flags): Change return type to int. Change
574 type of old_flags to int.
575 (df_clear_flags): Likewise.
576 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
577 (df_get_conditional_uses): Likewise.
578 * df.h (df_set_flags, df_clear_flags): Update declarations.
579 * dwarf2out.c (struct indirect_string_node): Change type of form
580 field to enum dwarf_form.
581 (AT_string_form): Change return type to enum dwarf_form.
582 * fixed-value.c (fixed_compare): Add cast to enum type.
583 * fwprop.c (update_df): Change 0 to VOIDmode.
584 * gensupport.c: Change 0 to UNKNOWN.
585 * gimple.h (gimple_cond_code): Add cast to enum type.
586 * haifa-sched.c (reemit_notes): Add cast to enum type.
587 * hooks.c (hook_int_void_no_regs): Remove function.
588 * hooks.h (hook_int_void_no_regs): Remove declaration.
589 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
590 * predict.c (combine_predictions_for_insn): Add casts to enum type.
591 * real.c (real_arithmetic): Add cast to enum type.
592 (real_compare): Likewise.
593 * target.h (struct gcc_target): Change return type of
594 branch_target_register_class to enum reg_class.
595 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
596 default_branch_target_register_class.
597 * targhooks.c (default_branch_target_register_class): New function.
598 * targhooks.h (default_branch_target_register_class): Declare.
599 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
600 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
602 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
604 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
605 vect_uninitialized_def. Change 0 to ERROR_MARK.
606 * tree-vect-stmts.c (supportable_widening_operation): Don't
607 initialize icode1 and icode2.
608 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
609 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
611 (cmn_err_flag_specs): Change 0 to STD_C89.
612 (cmn_err_char_table): Likewise.
613 * config/arm/arm.c (get_arm_condition_code): Change type of code
614 to enum arm_cond_code.
615 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
616 (IWMMXT_BUILTIN2): Likewise.
617 (neon_builtin_type_bits): Don't define typedef.
618 (neon_builtin_datum): Change type of bits field to int.
619 (arm_expand_neon_args): Add cast to enum type.
620 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
622 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
624 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
626 * config/mips/mips.md (jal_macro): Return enum constant.
627 (single_insn): Likewise.
628 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
630 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
632 * config/s390/s390.c (s390_tune_flags): Change type to int.
633 (s390_arch_flags): Likewise.
634 (s390_handle_arch_option): Change flags field of struct pta to int.
635 * config/s390/s390.h (s390_tune_flags): Update declaration.
636 (s390_arch_flags): Likewise.
637 * config/sh/sh.c (prepare_move_operands): Compare
638 tls_symbolic_operand result with enum constant.
639 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
640 (sh_expand_prologue): Add cast to enum type.
641 (sh_expand_epilogue): Likewise.
642 (tls_symbolic_operand): Change return type to enum tls_model.
643 (fpscr_set_from_mem): Add cast to enum type.
644 (legitimize_pic_address): Compare tls_symbolic_operand result with
646 (sh_target_reg_class): Change return type to enum reg_class.
647 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
649 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
650 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
651 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
652 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
653 (delayed_branch, tls_call_delay): Likewise.
654 (eligible_for_sibcall_delay): Likewise.
655 (eligible_for_return_delay): Likewise.
656 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
657 (spu_expand_builtin_1): Likewise.
659 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
660 for all types of conversions.
661 (output_init_element): Issue -Wc++-compat warning if needed when
662 initializing a bitfield with enum type.
663 * c-parser.c (c_parser_expression): Set original_type to
664 original_type of right hand operand of comman operator.
666 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
668 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
670 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
671 * doc/cpp.texi (Standard Predefined Macros)
672 (Implementation-defined behavior): Likewise.
673 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
674 * doc/gimple.texi (GIMPLE Exception Handling)
675 (@code{GIMPLE_ASSIGN}): Likewise.
676 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
677 * doc/invoke.texi (Warning Options, Optimize Options)
678 (AVR Options, Darwin Options): Likewise.
679 (Optimize Options): Reformulate -fwhole-program description.
680 * doc/loop.texi (Lambda): Likewise.
681 * doc/md.texi (Output Template, Define Constraints)
682 (Standard Names, Insn Splitting): Likewise.
683 * doc/options.texi (Option properties): Likewise.
684 * doc/passes.texi (Tree-SSA passes): Likewise.
685 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
686 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
687 (File Names and DBX): Likewise.
688 * doc/trouble.texi (Incompatibilities): Likewise.
690 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
692 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
693 instruction is correct.
695 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
697 Allow non-constant arguments to conversion intrinsics.
698 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
699 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
700 * spu.c (print_operand): Handle 'v' and 'w'.
701 (exp2_immediate_p, spu_gen_exp2): Define.
702 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
703 spu_convtf_1): Update parameter descriptions.
704 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
705 * constraints.md ('v', 'w'): New.
706 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
708 (i2f, I2F): New define_mode_attr.
709 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
710 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
711 fixuns_truncv4sfv4si2): Update to use mode attribute.
712 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
713 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
714 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
715 patterns for combine.
717 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
719 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
720 (cprop, hoist, pre, store_motion): New debug counters.
721 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
722 is not an RTL pass anymore.
723 (pass_profiling): Remove extern decl for pass removed in 2005.
724 (pass_gcse, pass_jump_bypass): Remove.
725 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
726 to 0 for clean state.
727 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
728 * cse.c (gate_handle_cse_after_global_opts,
729 rest_of_handle_cse_after_global_opts): New functions.
730 (pass_cse_after_global_opts): New pass, does local CSE.
731 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
732 (TV_CPROP): New timevar.
733 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
734 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
735 (gcse_main, recompute_all_luids): Remove.
736 (compute_hash_table_work): Call max_reg_num instead of reading
738 (cprop_jump): Don't set run_jump_opt_after_gcse.
739 (constprop_register): Always allow to alter jumps.
740 (cprop_insn): Likewise.
741 (do_local_cprop): Likewise.
742 (local_cprop_pass): Likewise. Return non-zero if something changed.
743 (cprop): Remove function, fold interesting bits into one_cprop_pass.
744 (find_implicit_sets): Add note about missed optimization opportunity.
745 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
746 pass_rtl_cprop execute function.
747 Don't bother tracking the pass number, each pass gets its own dumpfile
749 Always allow to alter jumpsand bypass jumps.
750 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
751 will just find no suitable set.
752 (pre_edge_insert): Fix dumping, this function is for PRE only.
753 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
754 pass_rtl_pre execute function.
755 (hoist_code): Return non-zero if something changed. Keep track of
756 substitutions and insertions for statistics gathering similar to PRE.
757 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
758 called from the pass_rtl_hoist execute function. Show pass statistics.
759 (compute_store_table): Use max_reg_num directly instead of using the
760 formerly global max_gcse_regno.
761 (build_store_vectors): Likewise.
762 (replace_store_insn): Fix dumping.
763 (store_motion): Rename to ...
764 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
765 pass, called from the pass_rtl_store_motion execute function. Keep
766 track of substitutions and insertions for statistics gathering similar
768 (bypass_jumps): Remove, fold interesting bits into ...
769 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
770 from the pass_rtl_cprop execute function.
771 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
772 pass_jump_bypass): Remove.
773 (gate_handle_gcse, rest_of_handle_gcse): Remove.
774 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
775 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
776 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
777 (gate_rtl_store_motion, execute_rtl_store_motion,
778 pass_rtl_store_motion): New.
779 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
780 make it clear that -fcse-skip-blocks is a no-op for backward compat.
781 * passes.c (init_optimization_passes): Remove pass_gcse and
782 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
783 and cse_after_global_opts in place of pass_gcse. Schedule cprop
784 instead of pass_jump_bypass.
786 2009-04-27 Richard Guenther <rguenther@suse.de>
789 * gimplify.c (gimplify_expr): If we are required to create
790 a temporary make sure it ends up as register.
792 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
795 * config/i386/i386.c (construct_container): Don't call
796 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
797 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
799 2009-04-27 Michael Matz <matz@suse.de>
801 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
802 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
803 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
804 (dump_replaceable_exprs): Take a bitmap.
805 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
807 (expand_gimple_basic_block): Likewise.
808 * tree-ssa-ter.c (struct temp_expr_table_d): Make
809 replaceable_expressions member a bitmap.
810 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
811 (mark_replaceable): Likewise.
812 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
813 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
815 2009-04-27 Richard Guenther <rguenther@suse.de>
817 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
818 (verify_stmts): Dispatch to gimple/type verification code.
819 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
820 issue with call argument types.
822 2009-04-27 Michael Matz <matz@suse.de>
824 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
825 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
828 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
829 Eric Botcazou <ebotcazou@adacore.com>
831 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
832 a label's basic block.
833 (mark_target_live_regs): Tidy and rework obsolete comments.
834 Change back DF problem to LIVE. If a label starts a basic block,
835 assume that all registers that used to be live then still are.
836 (init_resource_info): If a label starts a basic block, set its
837 BLOCK_FOR_INSN accordingly.
838 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
840 2009-04-27 Richard Guenther <rguenther@suse.de>
842 * tree-flow-inline.h (function_ann): Remove.
843 (get_function_ann): Likewise.
844 * tree-dfa.c (create_function_ann): Remove.
845 * tree-flow.h (struct static_var_ann_d): Remove.
846 (struct function_ann_d): Likewise.
847 (union tree_ann_d): Remove fdecl member.
848 (function_ann_t): Remove.
849 (function_ann, get_function_ann, create_function_ann): Remove
852 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
854 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
856 2009-04-27 Jan Hubicka <jh@suse.cz>
858 * ipa-pure-const.c (struct funct_state_d): New fields
859 state_previously_known, looping_previously_known; remove
861 (analyze_function): Use new fields.
862 (propagate): Avoid assumption that state_set_in_source imply
865 * tree-ssa-loop-niter.c (finite_loop_p): New function.
866 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
867 * cfgloop.h (finite_loop_p): Declare.
869 2009-04-26 Michael Matz <matz@suse.de>
871 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
873 2009-04-26 Michael Matz <matz@suse.de>
875 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
876 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
877 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
878 pass_mark_used_blocks): Remove.
879 * tree-optimize.c (pass_free_datastructures,
880 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
881 * passes.c (init_optimization_passes): Don't call
882 pass_mark_used_blocks, remove dead code.
884 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
886 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
887 * tree-ssa-live.h (register_ssa_partition): Likewise.
889 2009-04-26 Michael Matz <matz@suse.de>
892 * builtins.c (fold_builtin_next_arg): Handle SSA names.
893 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
894 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
896 (compare_pairs): Swap cost comparison.
897 (coalesce_ssa_name): Don't use change_partition_var.
898 * tree-nrv.c (struct nrv_data): Add modified member.
899 (finalize_nrv_r): Set it.
900 (tree_nrv): Use it to update statements.
901 (pass_nrv): Require PROP_ssa.
902 * tree-mudflap.c (mf_decl_cache_locals,
903 mf_build_check_statement_for): Use make_rename_temp.
904 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
905 * alias.c (find_base_decl): Handle SSA names.
906 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
907 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
908 * rtl.h (set_reg_attrs_for_parm): Declare.
909 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
910 to "optimized", remove unused locals at finish.
911 (execute_free_datastructures): Make global, call
912 delete_tree_cfg_annotations.
913 (execute_free_cfg_annotations): Don't call
914 delete_tree_cfg_annotations.
916 * ssaexpand.h: New file.
917 * expr.c (toplevel): Include ssaexpand.h.
918 (expand_assignment): Handle SSA names the same as register variables.
919 (expand_expr_real_1): Expand SSA names.
920 * cfgexpand.c (toplevel): Include ssaexpand.h.
921 (SA): New global variable.
922 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
924 (set_rtl): New helper function.
925 (add_stack_var): Deal with SSA names, use set_rtl.
926 (expand_one_stack_var_at): Likewise.
927 (expand_one_stack_var): Deal with SSA names.
928 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
929 before unique numbers.
930 (expand_stack_vars): Use set_rtl.
931 (expand_one_var): Accept SSA names, add asserts for them, feed them
932 to above subroutines.
933 (expand_used_vars): Expand all partitions (without default defs),
934 then only the local decls (ignoring those expanded already).
935 (expand_gimple_cond): Remove edges when jumpif() expands an
937 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
938 or remove abnormal edges. Ignore insns setting the LHS of a TERed
940 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
941 members of SA; deal with PARM_DECL partitions here; expand
942 all PHI nodes, free tree datastructures and SA. Commit instructions
943 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
944 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
945 info and statements at start, collect garbage at finish.
946 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
947 (VAR_ANN_PARTITION) Remove.
948 (change_partition_var): Don't declare.
949 (partition_to_var): Always return SSA names.
950 (var_to_partition): Only accept SSA names.
951 (register_ssa_partition): Only check argument.
952 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
954 (delete_var_map): Don't free it.
955 (var_union): Only accept SSA names, simplify.
956 (partition_view_init): Mark only useful SSA names as used.
957 (partition_view_fini): Only deal with SSA names.
958 (change_partition_var): Remove.
959 (dump_var_map): Use ssa_name instead of partition_to_var member.
960 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
962 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
963 (struct _elim_graph): New member const_dests; nodes member vector of
965 (set_location_for_edge): New static helper.
966 (create_temp): Remove.
967 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
968 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
969 (new_elim_graph): Allocate const_dests member.
970 (clean_elim_graph): Truncate const_dests member.
971 (delete_elim_graph): Free const_dests member.
972 (elim_graph_size): Adapt to new type of nodes member.
973 (elim_graph_add_node): Likewise.
974 (eliminate_name): Likewise.
975 (eliminate_build): Don't take basic block argument, deal only with
976 partition numbers, not variables.
977 (get_temp_reg): New static helper.
978 (elim_create): Use it, deal with RTL temporaries instead of trees.
979 (eliminate_phi): Adjust all calls to new signature.
980 (assign_vars, replace_use_variable, replace_def_variable): Remove.
981 (rewrite_trees): Only do checking.
982 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
983 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
984 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
985 contains_tree_r, MAX_STMTS_IN_LATCH,
986 process_single_block_loop_latch, analyze_edges_for_bb,
987 perform_edge_inserts): Remove.
988 (expand_phi_nodes): New global function.
989 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
990 functions, initialize new parameter, remember partitions having a
992 (finish_out_of_ssa): New global function.
993 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
994 don't reset in_ssa_p here, don't disable TER when mudflap.
995 (pass_del_ssa): Remove.
996 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
998 (execute_free_datastructures): Declare.
999 * Makefile.in (SSAEXPAND_H): New variable.
1000 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1001 * basic-block.h (commit_one_edge_insertion): Declare.
1002 * passes.c (init_optimization_passes): Move pass_nrv and
1003 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1004 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1005 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1006 (redirect_branch_edge): Deal with super block when expanding, split
1007 out jump patching itself into ...
1008 (patch_jump_insn): ... here, new static helper.
1010 2009-04-26 Michael Matz <matz@suse.de>
1012 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1013 beyond num_ssa_names.
1014 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1015 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1017 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1020 * fwprop.c (forward_propagate_asm): New function.
1021 (forward_propagate_and_simplify): Propagate also into __asm, if it
1022 doesn't increase the number of referenced registers.
1025 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1027 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1029 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1030 note_nonlocal_vla_type for nonlocal VLAs.
1031 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1032 contains_remapped_vars, remap_vla_decls): New functions.
1033 (convert_nonlocal_reference_stmt): If not optimizing, call
1034 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1035 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1036 if it wasn't found in var_map.
1037 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1038 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1039 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1041 * gimplify.c (nonlocal_vlas): New variable.
1042 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1044 (gimplify_body): Create and destroy nonlocal_vlas.
1046 * dwarf2out.c (loc_descr_plus_const): New function.
1047 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1048 mem_loc_descriptor, loc_descriptor_from_tree_1,
1049 descr_info_loc, gen_variable_die): Use it.
1051 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1052 !TREE_STATIC VAR_DECLs.
1053 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1054 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1055 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1056 DECL_BY_REFERENCE is valid.
1057 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1058 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1059 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1060 Copy DECL_BY_REFERENCE.
1061 (struct nesting_copy_body_data): New type.
1062 (nesting_copy_decl): New function.
1063 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1064 if they have variable length.
1066 2009-04-26 Michael Matz <matz@suse.de>
1068 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1069 mark new temporaries for renaming.
1071 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1074 * c-decl.c (global_bindings_p): Return negative value.
1075 (c_variable_size): New. Based on variable_size from
1077 (grokdeclarator): Call c_variable_size not variable_size.
1079 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1081 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1083 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1085 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1086 Redefine it to just use mingw/include.
1087 (ASM_SPEC): Rules for -m32 and -m64.
1088 (LINK_SPEC): Use Likewise.
1089 (SPEC_32): New define.
1090 (SPEC_64): Likewise.
1091 (SUB_LINK_SPEC): Likewise.
1092 (MULTILIB_DEFAULTS): New define.
1093 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1094 Add multilib options.
1095 (MULTILIB_DIRNAMES): Likewise.
1096 (MULTILIB_OSDIRNAMES): Likewise.
1098 (INSTALL_LIBGCC): Likewise.
1100 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1103 * c-tree.h (enum c_inline_static_type): New.
1104 (record_inline_static): Declare.
1105 * c-decl.c (struct c_inline_static, c_inline_statics,
1106 record_inline_static, check_inline_statics): New.
1107 (pop_file_scope): Call check_inline_statics.
1108 (start_decl): Call record_inline_static instead of pedwarning
1109 directly for static in inline function.
1110 * c-typeck.c (build_external_ref): Call record_inline_static
1111 instead of pedwarning directly for static referenced in inline
1114 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1116 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1117 not new but only being rescanned.
1118 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1119 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1120 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1121 record_set_info, compute_set, grealloc): Remove.
1122 (recompute_all_luids): New function.
1123 (gcse_main): Don't compute sets, and don't do related memory
1124 allocations/free-ing. If something changed before the end of the
1125 pass, update LUIDs using recompute_all_luids.
1126 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1127 (free_gcse_mem): Don't free it either.
1128 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1129 Use the df insn LUIDs.
1130 (load_killed_in_block): Likewise.
1131 (compute_hash_table_work): Don't compute reg_set_in_block.
1132 (compute_transp): Use DF_REG_DEF_CHAINs.
1133 (local_cprop_pass): Don't use compute_sets and related functions.
1134 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1135 Use get_max_uid() instead of max_cuid.
1136 (insert_insn_end_basic_block, pre_insert_copy_insn,
1137 update_ld_motion_stores): Don't try to
1138 keep reg_set tables up to date.
1139 (pre_insert_copies): Use df insn LUIDs.
1140 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1141 (reg_set_info): Don't use extra bitmap argument.
1142 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1143 information to compute regs_set_in_block.
1144 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1145 (bypass_jumps): Don't use compute_sets and friends.
1147 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1150 * opts.c (undocumented_msg): Do not leave blank even with
1153 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1155 * c-decl.c (build_enumerator): Allow values folding to integer
1156 constants but not integer constant expressions with a pedwarn if
1159 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1162 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1163 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1164 type is an integer constant.
1166 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1172 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1175 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1176 with variably modified return type and no storage class
1177 specifiers, except for the case of nested functions. Distinguish
1178 extern declarations of functions with variably modified return
1179 types from those of objects with variably modified types.
1181 2009-04-25 Jan Hubicka <jh@suse.cz>
1183 * tree.c (list_equal_p): New function.
1184 * tree.h (list_equal_p): Declare.
1185 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1186 basic_block_def, basic_block, const_basic_block): New.
1187 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1188 (redirect_eh_edge): New function.
1189 (make_eh_edge_update_phi): EH edges are not abnormal.
1190 * except.c: Include tree-flow.h.
1191 (list_match): New function.
1192 (eh_region_replaceable_by_p): New function.
1193 (replace_region): New function.
1194 (hash_type_list): New function.
1195 (hash_eh_region): New function.
1196 (eh_regions_equal_p): New function.
1197 (merge_peers): New function.
1198 (remove_unreachable_regions): Verify EH tree when checking;
1200 (copy_eh_region_1): New function.
1201 (copy_eh_region): New function.
1202 (push_reachable_handler): New function.
1203 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1204 regions without label but with live RESX.
1205 * except.h (redirect_eh_edge_to_label): New.
1206 * tree-flow.h (redirect_eh_edge): New.
1207 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1208 basic_block_def, basic_block, const_basic_block): Remove.
1209 * Makefile.in (except.o): Add dependency on tree-flow.h
1210 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1211 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1214 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1217 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1218 on the destination of memcpy.
1220 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1222 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1223 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1224 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1226 2009-04-25 Jan Hubicka <jh@suse.cz>
1228 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1229 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1230 to be reached by different label than left.
1231 (update_eh_edges): Update comment; remove edge_to_remove if possible
1232 and return true if suceeded.
1233 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1234 (cleanup_eh): Compute sharing map.
1235 * except.c (remove_eh_handler_and_replace): Add argument if we should
1237 (remove_unreachable_regions): Update for label sharing.
1238 (label_to_region_map): Likewise.
1239 (get_next_region_sharing_label): New function.
1240 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1242 (remove_eh_handler): Update.
1243 (remove_eh_region_and_replace_by_outer_of): New function.
1244 * except.h (struct eh_region): Add next_region_sharing_label.
1245 (remove_eh_region_and_replace_by_outer_of,
1246 get_next_region_sharing_label): Declare.
1247 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1249 2009-04-25 Jan Hubicka <jh@suse.cz>
1251 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1252 insert code even if they are not critical.
1254 2009-04-25 Jan Hubicka <jh@suse.cz>
1256 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1257 (gimple_can_remove_branch_p): EH edges won't remove branch by
1259 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1260 updating of non-abnormal EH edges.
1261 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1262 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1263 (split_critical_edges): Split also edges where emitting code on them
1264 will lead to splitting later.
1266 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1267 H.J. Lu <hongjiu.lu@intel.com>
1270 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1271 the configured assembler supports fildq and fistpq mnemonics.
1272 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1273 * configure: Regenerated.
1276 * config/i386/i386.c (print_operand): Handle 'Z'.
1277 ['z']: Remove handling of special fild/fist suffixes.
1278 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1279 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1280 suffix of fild insn.
1281 (*floatsi<mode>2_vector_mixed): Ditto.
1282 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1283 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1284 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1285 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1286 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1288 2009-04-25 Ben Elliston <bje@au.ibm.com>
1290 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1291 the source of a set operation.
1293 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1295 * target.h (struct gcc_target): Add case_values_threshold field.
1296 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1297 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1298 * targhooks.c (default_case_values_threshold): New function.
1299 * targhooks.h (default_case_values_threshold): Declare function.
1300 * stmt.c (expand_case): Use case_values_threshold target hook.
1301 * expr.h (case_values_threshold): Remove declartation.
1302 * expr.c (case_values_threshold): Remove function.
1303 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1305 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1306 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1307 (avr_case_values_threshold): Declare as static.
1308 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1310 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1311 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1312 (mn10300_case_values_threshold): New function.
1314 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1316 * ira.c (setup_cover_and_important_classes): Add enum cast.
1318 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1320 * genpreds.c (write_enum_constraint_num): Output definition of
1321 CONSTRAINT_NUM_DEFINED_P macro.
1322 * ira.c (setup_cover_and_important_classes): Use
1323 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1325 2009-04-24 DJ Delorie <dj@redhat.com>
1327 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1328 __SH2A_SINGLE_ONLY__ also.
1330 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1332 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1333 (movdf_internal): Ditto.
1334 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1335 SFmode and DFmode constants.
1336 (ia64_print_operand): Add 'G' format for printing
1337 floating point constants.
1339 2009-04-24 Richard Guenther <rguenther@suse.de>
1341 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1342 from unsigned additions.
1344 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1346 * c-typeck.c (set_init_index): Allow array designators that are
1347 not integer constant expressions with a pedwarn if pedantic.
1349 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1351 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1352 zero if no overlap in nonzero bits between the operands.
1354 2009-04-24 Ian Lance Taylor <iant@google.com>
1356 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1357 (record_dead_and_set_regs): Likewise.
1358 * df.h (struct df_mw_hardreg): Change flags field to int.
1359 (struct df_base_ref): Likewise.
1360 (struct df): Change changeable_flags field to int.
1361 * df-scan.c (df_defs_record): Change clobber_flags to int.
1362 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1363 constants rather than #define macros.
1364 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1365 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1366 (enum dwarf_calling_convention): Likewise.
1367 (enum dwarf_line_number_x_ops): Likewise.
1368 (enum dwarf_call_frame_info): Likewise.
1369 (enum dwarf_source_language): Likewise.
1370 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1371 (add_calling_convention_attribute): Likewise.
1372 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1373 (combine_comparisons): Change compcode to int. Add cast to enum type.
1374 * genrecog.c (maybe_both_true_2): Change c to int.
1375 (write_switch): Likewise. Add cast to enum type.
1376 * gimplify.c (gimplify_omp_for): Handle return values from
1377 gimplify_expr using MIN rather than bitwise or.
1378 (gimplify_expr): Add cast to enum type.
1379 * ipa-prop.c (update_jump_functions_after_inlining): Change
1380 IPA_BOTTOM to IPA_JF_UNKNOWN.
1381 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1382 Add casts to enum type.
1383 (setup_cover_and_important_classes): Change cl to int. Add casts
1385 (setup_class_translate): Change cl and mode to int.
1386 (ira_init_once): Change mode to int.
1387 (free_register_move_costs): Likewise.
1388 (setup_prohibited_mode_move_regs): Add casts to enum type.
1389 * langhooks.c (add_builtin_function_common): Rework assertion that
1390 value fits bitfield.
1391 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1392 * omega.c (omega_do_elimination): Avoid math on enum types.
1393 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1394 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1395 int local to handle integral_argment value.
1396 * regmove.c (try_auto_increment): Change PUT_MODE to
1398 * reload.c (push_secondary_reload): Add casts to enum type.
1399 (secondary_reload_class, find_valid_class): Likewise.
1400 * reload1.c (emit_input_reload_insns): Likewise.
1401 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1402 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1403 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1405 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1406 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1408 (expand_complex_libcall): Add casts to enum type.
1409 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1410 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1411 with ERROR_MARK, not NUM_TREE_CODES.
1412 (vect_create_epilog_for_reduction): Likewise.
1413 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1414 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1415 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1417 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1418 vect_unused_in_loop. Change 0 to loop_vect.
1419 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1420 * var-tracking.c (get_init_value): Change return type to enum
1422 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1423 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1425 (arm_override_options): Add casts to enum type.
1426 (arm_emit_tls_decoration): Likewise.
1427 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1429 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1430 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1431 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1433 * config/s390/s390.c (code_for_builtin_64): Change to array of
1435 (code_for_builtin_31): Likewise.
1436 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1438 * config/sparc/sparc.c (sparc_override_options): Change value
1439 field in struct code_model to enum cmodel. In initializer change
1440 0 to NULL and add cast to enum type.
1442 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1443 Change all callers. Issue a -Wc++-compat warning using
1444 lhs_origtype if necessary.
1445 (convert_for_assignment): Issue -Wc++-compat warnings about
1446 invalid conversions to enum type on assignment.
1447 * c-common.h (build_modify_expr): Update declaration.
1449 2009-04-24 Nick Clifton <nickc@redhat.com>
1451 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1452 (function_arg_advance): Likewise.
1453 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1456 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1458 * config/s390/constraints.md ('I', 'J'): Fix condition.
1460 2009-04-24 Diego Novillo <dnovillo@google.com>
1462 * gengtype-parse.c (parse_error): Add newline after message.
1464 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1466 * config/i386/sse.md (avxmodesuffixs): Removed.
1467 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1468 (*avx_pinsr<ssevecsize>): This.
1470 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1472 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1473 follow chains of regs with a single definition, and allow expressions
1474 that are function_invariant_p.
1475 (simple_rhs_p): Allow expressions that are function_invariant_p.
1477 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1480 * fold-const.c (fold_cond_expr_with_comparison): When folding
1481 > and >= to MAX, make sure the MAX uses the same type as the
1482 comparison's operands.
1484 2009-04-24 Nick Clifton <nickc@redhat.com>
1486 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1487 addressing for DImode accesses.
1488 (frv_print_operand_address): Handle PLUS case.
1489 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1491 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1493 PR rtl-optimization/39794
1494 * alias.c (canon_true_dependence): Add x_addr argument.
1495 * rtl.h (canon_true_dependence): Adjust prototype.
1496 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1497 * cselib.c (cselib_invalidate_mem): Likewise.
1498 * gcse.c (compute_transp): Likewise.
1499 * dse.c (scan_reads_nospill): Likewise.
1500 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1501 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1502 canon_base_addr of the group, plus optional offset.
1503 (struct group_info): Rename canon_base_mem to
1505 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1506 canon_rtx of base_mem.
1508 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1510 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1511 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1513 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1515 * config/spu/spu-builtins.h: Delete file.
1517 * config/spu/spu.h (enum spu_builtin_type): Move here from
1519 (struct spu_builtin_description): Likewise. Add GTY marker.
1520 Do not use enum spu_function_code or enum insn_code.
1521 (spu_builtins): Add extern declaration.
1523 * config/spu/spu.c: Do not include "spu-builtins.h".
1524 (enum spu_function_code, enum spu_builtin_type_index,
1525 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1526 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1527 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1528 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1529 (spu_builtin_types): Make static. Add GTY marker.
1530 (spu_builtins): Add extern declaration with GTY marker.
1533 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1534 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1535 Check programmatically whether all parameters are scalar.
1537 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1539 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1541 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1542 assignment from the constructor either if the target is volatile.
1544 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1546 * config/arm/arm.md (insv): Do not share operands[0].
1548 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1550 * config/vxlib-tls.c (active_tls_threads): Delete.
1551 (delete_hook_installed): New.
1552 (tls_delete_hook): Don't delete the delete hook.
1553 (tls_destructor): Delete it here.
1554 (__gthread_set_specific): Adjust installing the delete hook.
1555 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1556 __gthread_leave_tsd_dtor_context.
1558 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1560 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1562 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1564 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1566 (alpha_rtx_costs): Ditto.
1567 (emit_unlikely_jump): Use add_reg_note.
1568 (emit_frame_store_1): Ditto.
1569 (alpha_expand_prologue): Ditto.
1570 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1571 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1573 2009-04-23 Nick Clifton <nickc@redhat.com>
1575 * config/v850/v850.md (epilogue): Remove suppressed code.
1576 (return): Rename to return_simple and remove test of frame size.
1577 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1578 to gen_return_simple.
1580 2009-04-22 Jing Yu <jingyu@google.com>
1583 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1585 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1588 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1589 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1590 value is a VECTOR_CST, the element type is the element type of the
1593 2009-04-22 DJ Delorie <dj@redhat.com>
1595 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1597 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1599 * alias.c (find_base_term): Move around LO_SUM case, so that
1600 CONST falls through into PLUS/MINUS handling.
1603 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1604 into 0, use omit_one_operand.
1606 2009-04-23 Ben Elliston <bje@au.ibm.com>
1608 * config/rs6000/linux-unwind.h (get_regs): Remove type
1609 puns. Change the type of `pc' to an array of unsigned ints and
1610 update all users. Constify frame24.
1612 2009-04-22 DJ Delorie <dj@redhat.com>
1614 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1615 declarations before code.
1616 (current_function_special_page_vector): Likewise.
1617 (m32c_expand_insv): Silence a warning.
1619 2009-04-21 Taras Glek <tglek@mozilla.com>
1621 * alias.c: Update GTY annotations to new syntax.
1622 * basic-block.h: Likewise.
1623 * bitmap.h: Likewise.
1624 * c-common.h: Likewise.
1625 * c-decl.c: Likewise.
1626 * c-parser.c: Likewise.
1627 * c-pragma.c: Likewise.
1628 * c-tree.h: Likewise.
1629 * cfgloop.h: Likewise.
1630 * cgraph.h: Likewise.
1631 * config/alpha/alpha.c: Likewise.
1632 * config/arm/arm.h: Likewise.
1633 * config/avr/avr.h: Likewise.
1634 * config/bfin/bfin.c: Likewise.
1635 * config/cris/cris.c: Likewise.
1636 * config/darwin.c: Likewise.
1637 * config/frv/frv.c: Likewise.
1638 * config/i386/i386.c: Likewise.
1639 * config/i386/i386.h: Likewise.
1640 * config/i386/winnt.c: Likewise.
1641 * config/ia64/ia64.h: Likewise.
1642 * config/iq2000/iq2000.c: Likewise.
1643 * config/mips/mips.c: Likewise.
1644 * config/mmix/mmix.h: Likewise.
1645 * config/pa/pa.c: Likewise.
1646 * config/pa/pa.h: Likewise.
1647 * config/rs6000/rs6000.c: Likewise.
1648 * config/s390/s390.c: Likewise.
1649 * config/sparc/sparc.c: Likewise.
1650 * config/xtensa/xtensa.c: Likewise.
1651 * cselib.h: Likewise.
1652 * dbxout.c: Likewise.
1653 * dwarf2out.c: Likewise.
1654 * except.c: Likewise.
1655 * except.h: Likewise.
1656 * fixed-value.h: Likewise.
1657 * function.c: Likewise.
1658 * function.h: Likewise.
1659 * gimple.h: Likewise.
1660 * integrate.c: Likewise.
1661 * optabs.c: Likewise.
1662 * output.h: Likewise.
1665 * stringpool.c: Likewise.
1666 * tree-data-ref.c: Likewise.
1667 * tree-flow.h: Likewise.
1668 * tree-scalar-evolution.c: Likewise.
1669 * tree-ssa-address.c: Likewise.
1670 * tree-ssa-alias.h: Likewise.
1671 * tree-ssa-operands.h: Likewise.
1674 * varasm.c: Likewise.
1675 * varray.h: Likewise.
1677 * coretypes.h: Do not define GTY macro if it is already defined.
1678 * doc/gty.texi: Update GTY documentation to new syntax.
1679 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1680 annotations on structs.
1681 * gengtype-parse.c: Likewise.
1683 2009-04-22 Mark Heffernan <meheff@google.com>
1685 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1687 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1689 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1692 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1694 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1695 the same as a PLUS without a shift. Increase the cost of a
1698 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1700 * Makefile.in: Update dependencies.
1701 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1702 * errors.h: Remove bogus comment about compatibility.
1703 (warning): Update declaration.
1704 * genautomata.c: Update all calls to warning.
1705 * gimple.c: Do not include errors.h. Include toplev.h.
1706 * tree-ssa-structalias.c: Do not include errors.h.
1707 * omega.c: Likewise.
1708 * tree-ssa-reassoc.c: Likewise.
1709 * config/spu/spu-c.c: Likewise.
1710 * config/spu/t-spu-elf: Update dependencies.
1712 2009-04-22 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/39824
1715 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1716 make sure the types are compatible.
1718 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1721 * c-common.c (c_parse_error): Take a token_flags parameter.
1722 Use token_type for the token type instead.
1723 Pass token_flags to cpp_type2name.
1724 * c-common.h (c_parse_error): Update declaration.
1725 * c-parser.c (c_parser_error): Pass 0 as token flags.
1727 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1729 PR rtl-optimization/39580
1730 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1732 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1734 * function.c (expand_function_end): Do not emit a jump to the "naked"
1735 return label for fall-through returns.
1736 * except.c (sjlj_emit_function_exit): Always place the call to the
1737 unregister function at the location installed by expand_function_end.
1739 2009-04-22 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/39845
1742 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1743 (gen_inbound_check): Likewise.
1745 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1747 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1749 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1750 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1752 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1754 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1755 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1756 shift counts to avoid out-of-bounds array accesses.
1758 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1760 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1761 (Pmode): Move above.
1763 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1765 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1766 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1767 GET_CODE macro. Use IN_RANGE macro where appropriate.
1768 * config/alpha/alpha.h: Ditto.
1769 * config/alpha/alpha.md: Ditto.
1770 * config/alpha/constraints.md: Ditto.
1771 * config/alpha/predicates.md: Ditto.
1773 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1775 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1776 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1777 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1778 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1779 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1780 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1781 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1782 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1783 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1784 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1785 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1786 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1787 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1788 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1789 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1790 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1791 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1792 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1793 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1794 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1795 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1796 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1797 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1798 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1799 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1800 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1801 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1803 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1805 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1806 references from comments.
1807 * cfgbuild.c: (count_basic_blocks): Delete.
1808 (find_basic_blocks_1): Delete.
1809 (find_basic_blocks): Delete.
1810 * except.c (finish_eh_generation): Make static. Move comment from
1811 except.h here. Remove find_basic_blocks references from comments.
1812 * except.h (finish_eh_generation): Delete.
1813 * basic-block.h (find_basic_blocks): Delete.
1814 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1816 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1818 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1819 (sdbout_parms): Likewise.
1821 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1823 * config/sh/sh.c (prepare_cbranch_operands): Use
1824 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1825 (expand_cbranchdi4): Likewise.
1826 (from_compare): Add cast to enum type.
1827 (expand_cbranchsi4): Use add_reg_note.
1828 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1829 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1830 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1831 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1832 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1833 instead of CODE_FOR_nothing.
1834 (cbranchdi4): Likewise. Fix the order of arguments for
1836 (push_fpscr): Use add_reg_note.
1837 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1838 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1840 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1842 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1843 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1844 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1845 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1846 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1847 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1848 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1849 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1850 config/alpha/x-vms, config/arc/t-arc,
1851 config/arm/README-interworking, config/arm/arm-c.c,
1852 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1853 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1854 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1855 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1856 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1857 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1858 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1859 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1860 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1861 config/cris/t-elfmulti, config/crx/t-crx,
1862 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1863 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1864 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1865 config/h8300/t-h8300, config/i386/athlon.md,
1866 config/i386/darwin-libgcc.10.4.ver,
1867 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1868 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1869 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1870 config/i386/t-linux64, config/i386/t-nwld,
1871 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1872 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1873 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1874 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1875 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1876 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1877 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1878 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1879 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1880 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1881 config/m68k/t-uclinux, config/mcore/t-mcore,
1882 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1883 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1884 config/mips/crtn.asm, config/mips/irix-crti.asm,
1885 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1886 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1887 config/mips/mips-fixed.md, config/mips/sb1.md,
1888 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1889 config/mips/t-iris6, config/mips/t-isa3264,
1890 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1891 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1892 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1893 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1894 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1895 config/mn10300/t-linux, config/mn10300/t-mn10300,
1896 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1897 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1898 config/picochip/libgccExtras/clzsi2.asm,
1899 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1900 config/rs6000/darwin-libgcc.10.4.ver,
1901 config/rs6000/darwin-libgcc.10.5.ver,
1902 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1903 config/rs6000/t-aix43, config/rs6000/t-aix52,
1904 config/rs6000/t-darwin, config/rs6000/t-fprules,
1905 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1906 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1907 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1908 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1909 config/rs6000/t-rtems, config/rs6000/t-spe,
1910 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1911 config/score/t-score-elf, config/sh/divcost-analysis,
1912 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1913 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1914 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1915 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1916 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1917 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1918 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1919 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1920 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1921 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1922 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1923 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1924 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1925 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1926 * config/h8300/genmova.sh: Include copyright and license notices
1927 in generated output.
1928 * config/h8300/mova.md: Regenerate.
1929 * doc/install.texi2html: Include word "Copyright" in copyright
1930 notice and use name "Free Software Foundation, Inc.".
1931 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1932 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1933 ChangeLog-2007, ChangeLog-2008: Correct dates.
1935 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1937 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1938 NE_EXPR operations as well.
1939 * c-parser.c (c_parser_condition): Do not set location information on
1941 (c_parser_conditional_expression): Likewise.
1942 (c_parser_binary_expression): Set location information on operators.
1943 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1944 TRUTH_NOT_EXPR has been folded.
1945 * fold-const.c (fold_truth_not_expr): Copy location information from
1946 the incoming expression to the outgoing one.
1947 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1948 recursive calls on the LHS of the operator but pass that of the
1949 operator to recursive calls on the RHS of the operator. Set it
1951 (shortcut_cond_expr): Set the locus of the operator on the second
1952 COND_EXPR and that of the expression on the first in degenerate cases.
1953 Pass the locus of the expression to calls to shortcut_cond_r.
1954 Set the locus of the 'then' block on the associated jump, if any.
1955 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1956 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1957 expression to call to gimplify_boolean_expr.
1959 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1961 * config.gcc: Add additional configuration for
1962 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1963 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1964 (CPP_SPEC): Redefine for allowing -municode option.
1965 (STARTFILE_SPEC): Likewise.
1966 * config/i386/t-mingw-w64: New.
1967 * config/i386/mingw-w64.opt: New.
1968 (municode): Add new target option.
1969 * doc/invoke.texi (municode): Add documentation for new option.
1971 2009-04-21 Ian Lance Taylor <iant@google.com>
1973 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1974 Correct test for number of arguments.
1975 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1977 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1979 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1980 argument of emit_library_call.
1982 2009-04-21 Richard Guenther <rguenther@suse.de>
1985 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1986 inside VIEW_CONVERT_EXPRs.
1988 2009-04-21 Martin Jambor <mjambor@suse.cz>
1990 * tree-switch-conversion.c (build_constructors): Split a long line.
1991 (constructor_contains_same_values_p): New function.
1992 (build_one_array): Create assigns of constants if possible, do not
1993 call mark_sym_for_renaming, call update_stmt.
1994 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1995 make_rename_temp. Do not call mark_symbols_for_renaming, call
1997 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1998 find_new_referenced_vars, call update_stmt.
1999 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2000 instead of calling make_rename_temp. Do not call
2001 find_new_referenced_vars or mark_symbols_for_renaming, call
2004 2009-04-21 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/39827
2007 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2008 (tree_ssa_phiprop): Pass the correct array size.
2010 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2012 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2014 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2017 * c-typeck.c (lvalue_p): Move declaration ...
2018 * c-common.h (lvalue_p): ... to here.
2019 * c-common.c (candidate_equal_p): New.
2020 (add_tlist): Use it.
2021 (merge_tlist): Use it.
2022 (warn_for_collisions_1): Likewise.
2023 (warning_candidate_p): Accept more candidates.
2024 (verify_tree): A warning candidate can be an expression. Use
2027 2009-04-21 Ben Elliston <bje@au.ibm.com>
2030 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2031 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2032 options. Remove -mcall-solaris documentation.
2034 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2037 * doc/invoke.texi (-Wlong-long): Update description.
2038 * c-lex (interpret_integer): Only warn if there was no previous
2039 overflow and -Wlong-long is enabled.
2040 * c-decl.c (declspecs_add_type): Drop redundant flags.
2041 * c.opt (Wlong-long): Init to -1.
2042 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2043 and front-end warn_long_long. Wlong-long only depends on other
2044 flags if it is uninitialized.
2045 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2046 the same for CPP and FE.
2047 (restore_extension_diagnostics): Likewise.
2049 2009-04-20 Ian Lance Taylor <iant@google.com>
2051 Fix enum conversions which are invalid in C++:
2052 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2053 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2054 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2055 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2056 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2057 (dbxout_parms): Likewise.
2058 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2059 (df_clear_flags): Likewise.
2060 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2061 top_flag parameter to int.
2062 (df_chain_create_bb_process_use): Likewise.
2063 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2065 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2066 (df_ref_create_structure, df_def_record_1): Likewise.
2067 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2068 (df_notes_rescan): Change 0 to VOIDmode in function call.
2069 (df_get_call_refs, df_insn_refs_collect): Likewise.
2070 (df_bb_regs_collect): Likewise.
2071 (df_entry_block_defs_collect): Likewise.
2072 (df_exit_block_uses_collect): Likewise.
2073 * df.h: Update declarations.
2074 * double-int.c (double_int_divmod): Add cast to enum type.
2075 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2076 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2077 (based_loc_descr): Likewise.
2078 (loc_descriptor_from_tree_1): Change first_op and second_op to
2079 enum dwarf_location_atom. Add cast to enum type.
2080 * expmed.c (init_expmed): Change 0 to SET in function call.
2081 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2082 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2083 (do_store_flag): Likewise.
2084 * fixed-value.h (struct fixed_value): Change mode to enum
2086 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2087 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2089 (insert_insn_decl, insert_decl, insert_state): Likewise.
2090 (automata_list_finish): Likewise.
2091 * genrecog.c (process_define_predicate): Add cast to enum type.
2092 * gensupport.c (init_predicate_table): Add cast to enum type.
2093 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2095 (gimple_build_call_1, gimple_build_label): Likewise.
2096 (gimple_build_goto, gimple_build_asm_1): Likewise.
2097 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2098 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2099 (enum fallback): Rename from enum fallback_t.
2100 (fallback_t): Typedef as int.
2101 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2102 GSI_SAME_STMT in function call.
2103 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2105 (setup_reg_class_relations): Likewise.
2106 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2107 (setup_prohibited_class_mode_regs): Add cast to enum type.
2108 (setup_prohibited_mode_move_regs): Likewise.
2109 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2110 (record_address_regs): Change i to enum reg_class.
2111 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2112 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2113 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2114 (GET_MODE_2XWIDER_MODE): Likewise.
2115 (GET_CLASS_NARROWEST_MODE): Likewise.
2116 * omp-low.c (expand_omp_for): Add cast to enum type.
2117 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2118 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2119 * postreload.c (reload_cse_simplify_operands): Change rclass local
2121 * predict.c (combine_predictions_for_insn): Change best_predictor
2122 and predictor to enum br_predictor.
2123 (combine_predictions_for_bb): Likewise.
2124 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2125 use SET_PREDICT_EXPR_OUTCOME.
2126 * real.c (real_arithmetic): Change icode to code in function call.
2127 * reginfo.c (init_move_cost): Add casts to enum type.
2128 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2129 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2131 * reload.c (find_valid_class): Add casts to enum type.
2132 (push_reload): Change 0 to NO_REGS in function call.
2133 (find_reloads): Change this_alternative to array of enum
2134 reg_class. Remove some now-unnecessary casts.
2135 (make_memloc): Change 0 to VOIDmode in function call.
2136 * reload1.c (reload): Change 0 to VOIDmode in function call.
2137 (eliminate_regs_1, elimination_effects): Likewise.
2138 (eliminate_regs_in_insn): Likewise.
2139 (emit_input_reload_insns): Add cast to enum type.
2140 (delete_output_reload): Change 0 to VOIDmode in function call.
2141 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2142 to enum type in function call.
2143 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2144 (SET_PREDICT_EXPR_OUTCOME): Define.
2145 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2146 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2147 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2148 (dump_function): Likewise.
2149 * tree-dump.h: Update declarations.
2150 * tree-pass.h: Update declarations.
2151 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2152 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2154 (arm_rtx_costs_1): Correct parenthesization.
2155 (arm_rtx_costs): Add casts to enum type.
2156 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2157 (vfp_emit_fstmd): Use add_rg_note.
2158 (emit_multi_reg_push, emit_sfm): Likewise.
2159 (thumb_set_frame_pointer): Likewise.
2160 (arm_expand_prologue): Likewise.
2161 (arm_regno_class): Change return type to enum reg_class.
2162 (thumb1_expand_prologue): Use add_reg_note.
2163 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2164 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2166 * config/arm/gentune.sh: Add cast to enum type.
2167 * config/arm/arm-tune.md: Rebuild.
2168 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2169 (ix86_split_fp_branch, predict_jump): Likewise.
2170 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2171 insn_code to enum rtx_code.
2172 (ix86_builtin_vectorized_function): Add cast to enum type.
2173 * config/i386/i386.md (truncdfsf2): Change slot to enum
2175 (truncxf<mode>2, isinf<mode>2): Likewise.
2176 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2178 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2179 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2180 (insert_bundle_state): Change 1 to INSERT in function call.
2181 (ia64_add_bundle_selector_before): Likewise.
2182 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2183 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2184 (restore_stack_nonlocal): Likewise.
2185 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2187 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2189 (mips_rtx_costs): Likewise.
2190 (mips_override_options): Add casts to enum type.
2191 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2193 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2194 (store_reg, set_reg_plus_d): Likewise.
2195 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2196 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2198 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2200 (emit_unlikely_jump): Use add_reg_note.
2201 (rs6000_emit_allocate_stack): Likewise.
2202 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2203 (output_toc): Change 1 to INSERT in function call.
2204 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2205 (rs6000_initialize_trampoline): Likewise.
2206 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2208 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2209 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2210 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2211 (save_gprs): Use add_reg_note.
2212 (s390_emit_prologue): Likewise.
2213 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2214 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2215 (sparc_fold_builtin): Add cast to enum type.
2216 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2218 (spu_expand_prologue): Use add_reg_note.
2219 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2221 2009-04-20 Ian Lance Taylor <iant@google.com>
2223 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2224 (c_parser_postfix_expression_after_primary): Get VEC for list of
2225 arguments. Get original types of arguments. Call
2226 build_function_call_vec.
2227 (cached_expr_list_1, cached_expr_list_2): New static variables.
2228 (c_parser_expr_list): Change return type to VEC *. Add
2229 p_orig_types parameter. Change all callers.
2230 (c_parser_release_expr): New static function.
2231 (c_parser_vec_to_tree_list): New static function.
2232 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2233 call build_function_call_vec.
2234 (build_function_call_vec): New function, based on old
2235 build_function_call.
2236 (convert_arguments): Remove nargs and argarray parameters. Change
2237 values to a VEC. Add origtypes parameter.
2238 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2239 (convert_for_assignment): Add origtype parameter. Change all
2240 callers. If warn_cxx_compat, check for conversion to an enum
2241 type when calling a function.
2242 (store_init_value): Add origtype parameter. Change all callers.
2243 (digest_init): Likewise.
2244 (struct init_node): Add origtype field.
2245 (add_pending_init): Add origtype parameter. Change all callers.
2246 (output_init_element): Likewise.
2247 (output_pending_init_elements): Pass origtype from init_node to
2248 output_init_element.
2249 (process_init_element): Pass origtype from c_expr to
2250 output_init_element.
2251 (c_finish_return): Add origtype parameter. Change all callers.
2252 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2254 (sync_resolve_params): Likewise.
2255 (sync_resolve_return): Change params to first_param. Change caller.
2256 (resolve_overloaded_builtins): Change params to VEC *. Change
2257 callers. Save first parameter around call to build_function_call_vec.
2258 * c-decl.c (finish_decl): Add origtype parameter. Change all
2259 callers. Call build_function_call_vec rather than
2260 build_function_call for cleanup.
2261 * c-tree.h: Update declarations.
2262 * c-common.h: Update declarations.
2263 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2264 params to first_param.
2265 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2266 params parameter from tree to void *.
2267 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2268 Change arglist parameter to have type void *, and to be a pointer
2270 * config/rs6000/rs6000-protos.h
2271 (altivec_resolve_overloaded_builtin): Update declaration.
2272 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2273 fnargs parameter to have type void *, and to be a pointer to a
2274 VEC. Call build_function_call_vec instead of
2275 build_function_call.
2276 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2278 2009-04-20 Joey Ye <joey.ye@intel.com>
2279 Xuepeng Guo <xuepeng.guo@intel.com>
2280 H.J. Lu <hongjiu.lu@intel.com>
2282 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2284 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2285 (IX86_LEA_PRIORITY): Likewise.
2286 (distance_non_agu_define): New function.
2287 (distance_agu_use): Likewise.
2288 (ix86_lea_for_add_ok): Likewise.
2289 (ix86_dep_by_shift_count): Likewise.
2291 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2292 should split for LEA.
2294 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2296 (ix86_dep_by_shift_count): Likewise.
2298 2009-04-20 Richard Guenther <rguenther@suse.de>
2300 * expr.c (handled_component_p): Move ...
2301 * tree.h (handled_component_p): ... here.
2302 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2303 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2304 and REALPART_EXPR to be in one group.
2306 2009-04-20 Richard Guenther <rguenther@suse.de>
2308 * basic-block.h (get_all_dominated_blocks): Declare.
2309 * dominance.c (get_all_dominated_blocks): New function.
2310 * tree-cfg.c (get_all_dominated_blocks): Remove.
2311 (remove_edge_and_dominated_blocks): Adjust.
2312 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2313 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2314 instead of recursing.
2316 2009-04-20 Doug Kwan <dougkwan@google.com>
2318 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2319 (struct cgraph_node_set_def): New type.
2320 (cgraph_node_set) New type. Also declare vector functions.
2321 (struct cgraph_node_set_element_def): New type.
2322 (cgraph_node_set_element): Ditto.
2323 (cgraph_node_set_iterator): New iterator type.
2324 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2325 cgraph_node_set_remove, dump_cgraph_node_set,
2326 debug_cgraph_node_set): New prototypes.
2327 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2328 cgraph_node_set_size): New inlines.
2329 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2331 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2332 argument to function 'write_summary'.
2333 * ipa.c: Include ggc.h.
2334 (hash_cgraph_node_set_element,
2335 eq_cgraph_node_set_element, cgraph_node_set_new,
2336 cgraph_node_set_add, cgraph_node_set_remove,
2337 cgraph_node_set_find, dump_cgraph_node_set,
2338 debug_cgraph_node_set): New functions.
2339 * Makefile.in (ipa.o): Add dependency on GGC_H.
2341 2009-04-20 Ira Rosen <irar@il.ibm.com>
2343 PR tree-optimization/39675
2344 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2345 check of the return code of vect_schedule_slp. Check that
2346 stmt_vec_info still exists for the statement, before checking its
2349 2009-04-20 Michael Matz <matz@suse.de>
2351 * Makefile.in (generated_files): Take out $(simple_generated_c).
2353 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2355 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2356 (UINTPTR_TYPE): Likewise.
2358 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2361 * c-typeck.c (digest_init): Check for initializing an array with a
2364 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2367 * c-semantics.c (pop_stmt_list): Propagate
2368 STATEMENT_LIST_HAS_LABEL to parent statement list.
2370 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2372 * config/mips/mips.h (mips_tune_attr): New macro.
2373 * config/mips/mips.md (cpu): Use it.
2375 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2378 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2381 2009-04-19 Diego Novillo <dnovillo@google.com>
2383 * toplev.c (compile_file): Move call to coverage_finish ...
2384 * cgraphunit.c (ipa_passes): ... here.
2385 Call cgraph_process_new_functions.
2386 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2387 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2389 2009-04-19 Jan Hubicka <jh@suse.cz>
2391 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2393 (dump_cgraph_node): Dump can throw external flag.
2394 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2396 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2400 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2401 * common.opt (Wlogical-op): Move from here...
2402 * c.opt (Wlogical-op): ... to here.
2403 * c-typeck.c (parser_build_binary_op): Update call to
2404 warn_logical_operator.
2405 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2407 * c-common.c (warn_logical_op): Update.
2408 * c-common.h (warn_logical_op): Update declaration.
2410 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2412 * tree.c (protected_set_expr_location): Fix formatting.
2414 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2417 * c-typeck.c (readonly_warning): new.
2418 (build_unary_op, build_modify_expr): Use readonly_warning for
2419 storing into something readonly but not const-qualified.
2421 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2424 * c-typeck.c (build_unary_op): Check for taking address of
2425 expression of type void.
2427 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2430 * c-typeck.c (build_function_call): Check for calling a function
2431 with qualified void return types. Call require_complete_type when
2434 2009-04-18 Jan Hubicka <jh@suse.cz>
2436 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2438 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2439 can_throw_external flag.
2440 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2441 * ipa-pure-const.c (ignore_edge): New function.
2442 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2443 only over can_throw_external edges.
2444 (local_pure_const): Add nothrow flag.
2445 * ipa-utils.c (searchc): Add ignore_edge callback.
2446 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2447 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2448 (set_nothrow_function_flags): Update cgraph.
2449 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2451 2009-04-18 Richard Guenther <rguenther@suse.de>
2454 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2455 (fold_stmt): ... this and ...
2456 (fold_stmt_inplace): ... this.
2457 (fold_stmt_1): Fold references in calls and asms.
2458 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2460 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2462 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2463 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2465 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2467 * tree.c (function_args_count): Remove.
2468 * tree.h: Remove the prototype for function_args_count.
2470 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2472 * tree-iterator.c (expr_only): Remove.
2473 * tree.h: Remove the prototype for expr_only.
2475 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2477 * reginfo.c (cannot_change_mode_set_regs): Remove.
2478 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2480 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2482 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2483 whether operands 0 and 1 overlaps.
2485 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2488 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2489 pointer. Use warning_at instead of warning.
2490 (search_for_addr_array): Likewise.
2491 (check_array_bounds): Likewise.
2492 (check_all_array_refs): Check that the incoming edge is not in the
2493 list of edges to be removed.
2494 (check_all_array_refs): Avoid the temporal pointer.
2495 (vrp_visit_cond_stmt): Fix typo.
2496 (simplify_switch_using_ranges): Handle the case where the switch
2497 index is an integer constant.
2499 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2501 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2503 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2505 * doc/extend.texi, doc/invoke.texi: Fix typos.
2507 2009-04-17 Cary Coutant <ccoutant@google.com>
2509 * tree-flow-inline.h (get_lineno): Fix inverted test.
2511 2009-04-17 Diego Novillo <dnovillo@google.com>
2513 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2514 assertion for AVAIL_OUT.
2516 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2519 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2520 * config/sh/linux-atomic.asm: Likewise.
2522 2009-04-17 Diego Novillo <dnovillo@google.com>
2524 * except.c (debug_eh_tree): New.
2525 (struct eh_region, struct eh_status): Move ...
2526 * except.h: ... here.
2527 (add_type_for_runtime): Declare extern.
2528 (lookup_type_for_runtime): Likewise.
2529 (debug_eh_tree): Declare.
2530 * Makefile.in (GTFILES): List except.h before except.c
2532 2009-04-17 Diego Novillo <dnovillo@google.com>
2534 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2535 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2536 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2537 (find_vars_r): ... here.
2538 * tree-flow.h (find_referenced_vars_in): Declare.
2539 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2540 that AVAIL_OUT exists for BLOCK.
2541 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2542 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2543 (tree-parloops.o): Likewise.
2545 2009-04-17 Simon Baldwin <simonb@google.com>
2547 * toplev.c (default_tree_printer): Add handling for %E format.
2549 2009-04-17 Diego Novillo <dnovillo@google.com>
2551 * tree-pretty-print.c (dump_generic_node): Add break after
2552 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2553 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2554 FUNCTION_TYPE together. Call print_struct_decl when printing
2555 structures and TDF_SLIM is not given.
2556 (print_struct_decl): Fix logic for detecting recursion.
2558 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2561 * gcc.c (create_at_file): New.
2562 (compile_input_file_p): New.
2563 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2564 * main.c (main): Update call to toplev_main.
2565 * toplev.c (toplev_main): Change signature. Call expandargv.
2566 * toplev.h (toplev_main): Change signature.
2568 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2570 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2571 if the latter is not constant.
2573 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2575 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2577 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2579 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2580 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2582 2009-04-17 Richard Guenther <rguenther@suse.de>
2584 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2585 Handle component references view-converting an invariant address.
2587 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2589 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2590 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2591 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2592 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2593 Use @deftypevr rather than @deftypevar.
2595 2009-04-17 Richard Guenther <rguenther@suse.de>
2597 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2598 (get_prop_source_stmt): Likewise.
2599 (can_propagate_from): Likewise.
2601 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2603 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2604 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2605 (--with-multilib-list): Add default value.
2606 * configure: Regenerate.
2607 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2608 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2609 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2610 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2611 Don't add default cpu to multilib list unnecessarily, but do enable
2612 the relevant compiler option..
2613 Add support for --with-multilib-list=<blank> and
2614 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2615 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2616 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2617 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2619 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2620 (MULTILIB_OSDIRNAMES): New variable.
2621 * config/sh/t-1e: Delete file.
2622 * config/sh/t-mlib-sh1: Delete file.
2623 * config/sh/t-mlib-sh2: Delete file.
2624 * config/sh/t-mlib-sh2a: Delete file.
2625 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2626 * config/sh/t-mlib-sh2a-single: Delete file.
2627 * config/sh/t-mlib-sh2a-single-only: Delete file.
2628 * config/sh/t-mlib-sh2e: Delete file.
2629 * config/sh/t-mlib-sh3e: Delete file.
2630 * config/sh/t-mlib-sh4: Delete file.
2631 * config/sh/t-mlib-sh4-nofpu: Delete file.
2632 * config/sh/t-mlib-sh4-single: Delete file.
2633 * config/sh/t-mlib-sh4-single-only: Delete file.
2634 * config/sh/t-mlib-sh4a: Delete file.
2635 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2636 * config/sh/t-mlib-sh4a-single: Delete file.
2637 * config/sh/t-mlib-sh4a-single-only: Delete file.
2638 * config/sh/t-mlib-sh4al: Delete file.
2639 * config/sh/t-mlib-sh5-32media: Delete file.
2640 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2641 * config/sh/t-mlib-sh5-64media: Delete file.
2642 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2643 * config/sh/t-mlib-sh5-compact: Delete file.
2644 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2645 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2646 * doc/install.texi (Options specification): Add
2647 --with-multilib-list and --with-endian.
2649 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2651 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2653 (OBJS-common): Add plugin-version.o.
2654 (plugin-version.o): New.
2655 * gcc-plugin.h (plugin_gcc_version): New.
2656 (plugin_default_version_check): New.
2657 (plugin_init_func, plugin_init): Add version argument.
2658 * plugin-version.c: New.
2659 * plugin.c (str_plugin_gcc_version_name): New.
2660 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2661 pass it to the init function.
2662 (plugin_default_version_check): New.
2664 2009-04-17 Richard Guenther <rguenther@suse.de>
2666 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2667 for decl-vs-decl disambiguation.
2669 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2671 * config/s390/s390.h (s390_tune_attr): New macro definition.
2672 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2674 2009-04-17 Richard Guenther <rguenther@suse.de>
2676 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2677 (fold_stmt_r): Likewise.
2678 (maybe_fold_reference): New function.
2679 (fold_gimple_assign): Handle cases fold_stmt_r did.
2680 (fold_stmt): Do not use fold_stmt_r.
2681 (fold_stmt_inplace): Likewise.
2683 2009-04-17 Richard Guenther <rguenther@suse.de>
2685 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2686 (record_equivalences_from_stmt): Remove useless checks and
2688 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2689 the type is already suitable.
2691 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2693 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2695 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2697 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2698 (CMPtype): Define as __gcc_CMPtype.
2700 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2702 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2703 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2705 2009-04-17 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/39746
2708 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2709 special-casing for builtins and static variable use/def.
2710 (call_may_clobber_ref_p_1): Likewise.
2712 2009-04-16 Ian Lance Taylor <iant@google.com>
2714 * df.h: Include "timevar.h".
2715 (struct df_problem): Change tv_id field to timevar_id_t.
2716 * tree-pass.h: Include "timevar.h".
2717 (struct opt_pass): Change tv_id field to timevar_id_t.
2718 * timevar.h (timevar_id_t): Define TV_NONE.
2719 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2720 TV_NONE rather than tv_id != 0.
2721 (execute_one_pass): Likewise.
2722 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2723 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2724 dependencies to $(TREE_PASS_H).
2725 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2727 (pass_branch_target_load_optimize2): Likewise.
2728 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2729 (pass_outof_cfg_layout_mode): Likewise.
2730 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2731 (pass_rebuild_cgraph_edges): Likewise.
2732 (pass_remove_cgraph_callee_edges): Likewise.
2733 * df-core.c (pass_df_initialize_opt): Likewise.
2734 (pass_df_initialize_no_opt): Likewise.
2735 (pass_df_finish): Likewise.
2736 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2737 * except.c (pass_set_nothrow_function_flags): Likewise.
2738 (pass_convert_to_eh_region_ranges): Likewise.
2739 * final.c (pass_compute_alignments): Likewise.
2740 * function.c (pass_instantiate_virtual_regs): Likewise.
2741 (pass_init_function): Likewise.
2742 (pass_leaf_regs): Likewise.
2743 (pass_match_asm_constraints): Likewise.
2744 * gimple-low.c (pass_lower_cf): Likewise.
2745 (pass_mark_used_blocks): Likewise.
2746 * init-regs.c (pass_initialize_regs): Likewise.
2747 * integrate.c (pass_initial_value_sets): Likewise.
2748 * ira.c (pass_ira): Likewise.
2749 * jump.c (pass_cleanup_barriers): Likewise.
2750 * omp-low.c (pass_expand_omp): Likewise.
2751 (pass_lower_omp): Likewise.
2752 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2753 * recog.c (pass_split_all_insns): Likewise.
2754 (pass_split_after_reload): Likewise.
2755 (pass_split_before_regstack): Likewise.
2756 (pass_split_before_sched2): Likewise.
2757 (pass_split_for_shorten_branches): Likewise.
2758 * reginfo.c (pass_reginfo_init): Likewise.
2759 (pass_subregs_of_mode_init): Likewise.
2760 (pass_subregs_of_mode_finish): Likewise.
2761 * passes.c (pass_postreload): Likewise.
2762 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2763 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2764 (pass_warn_function_return): Likewise.
2765 (pass_warn_function_noreturn): Likewise.
2766 * tree-complex.c (pass_lower_complex): Likewise.
2767 (pass_lower_complex_O0): Likewise.
2768 * tree-if-conv.c (pass_if_conversion): Likewise.
2769 * tree-into-ssa.c (pass_build_ssa): Likewise.
2770 * tree-mudflap.c (pass_mudflap_1): Likewise.
2771 (pass_mudflap_2): Likewise.
2772 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2773 (pass_mudflap_2): Likewise.
2774 * tree-nrv.c (pass_return_slot): Likewise.
2775 * tree-object-size.c (pass_object_sizes): Likewise.
2776 * tree-optimize.c (pass_all_optimizations): Likewise.
2777 (pass_early_local_passes): Likewise.
2778 (pass_all_early_optimizations): Likewise.
2779 (pass_cleanup_cfg): Likewise.
2780 (pass_cleanup_cfg_post_optimizing): Likewise.
2781 (pass_free_datastructures): Likewise.
2782 (pass_free_cfg_annotations): Likewise.
2783 (pass_fixup_cfg): Likewise.
2784 (pass_init_datastructures): Likewise.
2785 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2786 (pass_late_warn_uninitialized): Likewise.
2787 (pass_update_address_taken): Likewise.
2788 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2789 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2790 (pass_cse_sincos): Likewise.
2791 (pass_convert_to_rsqrt): Likewise.
2792 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2793 * tree-stdarg.c (pass_stdarg): Likewise.
2794 * tree-tailcall.c (pass_tail_recursion): Likewise.
2795 (pass_tail_calls): Likewise.
2796 * tree-vect-generic.c (pass_lower_vector): Likewise.
2797 (pass_lower_vector_ssa): Likewise.
2798 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2800 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2802 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2804 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2806 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2807 logical and signext.
2809 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2812 * config/sh/predicates.md (arith_operand): Check if the operand
2813 of TRUNCATE is a REG.
2815 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2817 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2818 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2820 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2822 * tree-iterator.c (tsi_split_statement_list_after,
2823 tsi_split_statement_list_before): Remove.
2824 * tree-iterator.h: Remove the prototypes for
2825 tsi_split_statement_list_after and tsi_split_statement_list_before.
2827 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2829 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2830 * tree-ssa-propagate.h: Remove the prototype for
2831 stmt_makes_single_load.
2833 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2835 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2836 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2838 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2840 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2842 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2844 * except.c (eh_region_outer_p): Remove.
2845 * except.h: Remove the prototype for eh_region_outer_p.
2847 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2849 * function.c (current_function_assembler_name): Remove.
2850 * function.h: Remove the prototype for
2851 current_function_assembler_name.
2853 2009-04-16 Ian Lance Taylor <iant@google.com>
2855 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2856 (add_reg_note): Call alloc_reg_note.
2857 * rtl.h (alloc_reg_note): Declare.
2858 * combine.c (try_combine): Use alloc_reg_note.
2859 (recog_for_combine, move_deaths): Likewise.
2860 (distribute_notes): Use alloc_reg_note and add_reg_note.
2861 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2862 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2863 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2865 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2867 PR rtl-optimization/39762
2868 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2869 ira_may_move_out_cost): Add comments about way of their usage.
2870 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2872 * ira-conflicts.c (process_regs_for_copy): Use function
2873 ira_get_register_move_cost instead of global
2874 ira_register_move_cost.
2876 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2877 color_pass, move_spill_restore, update_curr_costs): Ditto.
2879 * ira-lives.c (process_single_reg_class_operands): Ditto.
2881 * ira-emit.c (emit_move_list): Ditto.
2883 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2884 (record_reg_classes): Ditto. Use functions
2885 ira_get_register_move_cost and ira_get_may_move_cost instead of
2886 global vars ira_register_move_cost, ira_may_move_out_cost and
2887 ira_may_move_in_cost.
2888 (record_address_regs): Don't call ira_init_register_move_cost.
2889 Use function ira_get_may_move_cost instead of global
2890 ira_may_move_in_cost.
2891 (process_bb_node_for_hard_reg_moves): Use function
2892 ira_get_register_move_cost instead of global ira_register_move_cost.
2893 (ira_costs): Don't call ira_init_register_move_cost.
2895 2009-04-16 Richard Guenther <rguenther@suse.de>
2897 * tree-cfg.c (verify_gimple_assign_binary):
2898 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2899 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2900 (create_general_new_stmt): Note that this function is broken.
2902 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2904 * common.opt (fhelp): Add Var(help_flag).
2905 * gcc-plugin.h (plugin_info): Add help.
2906 * plugin.c (plugin_name_args): Add help.
2907 (register_plugin_info): Set plugin->help.
2908 (print_help_one_plugin): New.
2909 (print_plugins_help): New.
2910 * plugin.h (print_plugins_help): New.
2911 * toplev.c (toplev_main): Call print_plugins_help if needed.
2913 2009-04-16 Richard Guenther <rguenther@suse.de>
2915 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2916 (gimple_ior_addresses_taken_1): New function.
2917 (gimple_ior_addresses_taken): Likewise.
2918 * gimple.h (struct gimple_statement_with_ops_base): Remove
2919 addresses_taken member.
2920 (gimple_ior_addresses_taken): Declare.
2921 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2922 gimple_set_addresses_taken): Remove.
2923 * ipa-reference.c (mark_address): New function.
2924 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2925 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2926 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2927 (gimple_add_to_addresses_taken): Remove.
2928 (get_tmr_operands): Call mark_address_taken.
2929 (get_asm_expr_operands): Likewise.
2930 (get_expr_operands): Likewise.
2931 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2932 (free_stmt_operands): Do not free it.
2933 * tree-ssa.c (delete_tree_ssa): Likewise.
2934 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2936 2009-04-16 Richard Guenther <rguenther@suse.de>
2938 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2939 (walk_stmt_load_store_ops): Likewise.
2940 * gimple.c (get_base_loadstore): New function.
2941 (walk_stmt_load_store_addr_ops): Likewise.
2942 (walk_stmt_load_store_ops): Likewise.
2943 * ipa-pure-const.c (check_op): Simplify.
2944 (check_load, check_store): New functions.
2945 (check_stmt): Use walk_stmt_load_store_ops.
2946 * ipa-reference.c (mark_load): Adjust signature.
2947 (mark_store): Likewise.
2948 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2950 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2952 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2954 * opts.c (common_handle_option): Don't call print_version.
2955 * plugin.c (plugin_name_args): Add version.
2956 (register_plugin_info): New.
2957 (register_callback): Handle PLUGIN_INFO.
2958 (try_init_one_plugin): New.
2959 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2961 (finalize_one_plugin): New.
2962 (finalize_plugins): New.
2963 (print_one_plugin): New.
2964 (print_plugins_versions): New.
2965 * plugin.h (print_plugins_versions): New.
2966 (finalize_plugins): New.
2967 * toplev.c (compile_file): Don't call initialize_plugins.
2968 (print_version): Call print_plugins_versions.
2969 (toplev_main): Call initialize_plugins. Print version if needed.
2970 Call finalize_plugins.
2972 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2974 * common.opt (fversion): New.
2975 * gcc.c (print_version): New.
2976 (process_command): Don't print the version. Just set print_version.
2977 (main): Print version. Call subprocesses if print_version and
2978 verbose_flag are set.
2979 * opts.c (common_handle_option): Handle OPT_fversion.
2981 2009-04-16 Richard Guenther <rguenther@suse.de>
2982 Ira Rosen <irar@il.ibm.com>
2984 PR tree-optimization/39698
2985 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2986 type of the reduction variable. Only generate the def if
2989 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2990 make sure to first convert to an integer of the same precision.
2991 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2992 the type of the evolution correctly in computing the new
2993 induction variable base.
2995 2009-04-16 Richard Guenther <rguenther@suse.de>
2998 * tree-cfg.c (make_blocks): Split statements with to-be
2999 abnormal SSA names on the lhs.
3001 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3003 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3004 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3005 * c-typeck.c (really_start_incremental_init): Likewise.
3006 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3007 (TARGET_INITIALIZER): Remove it.
3008 * target.h (struct target): Remove vector_opaque_p.
3009 * tree.c (build_opaque_vector_type): New.
3010 * tree.h (TYPE_VECTOR_OPAQUE): New.
3011 (build_opaque_vector_type): Declare.
3012 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3013 * config/rs6000/rs6000.c (build_opaque_vector_type,
3014 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3015 (rs6000_init_builtins): Use build_opaque_vector_type for
3016 opaque_V4SI_type_node.
3018 2009-04-15 Catherine Moore <clm@codesourcery.com>
3020 * debug.h (set_name): Declare.
3021 * dwarf2out.c (dwarf2out_set_name): Declare.
3022 (dwarf2_debug_hooks): Add set_name.
3023 (find_AT_string): New.
3024 (add_AT_string): Call find_AT_string.
3025 (dwarf2out_set_name): New.
3026 * cp/decl.c (grokdeclarator): Call set_name.
3027 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3028 * debug.c (do_nothing_debug_hooks): Likewise.
3029 * dbxout.c (dbx_debug_hooks): Likewise.
3030 * sdbout.c (sdb_debug_hooks): Likewise.
3032 2009-04-15 Michael Eager <eager@eagercon.com>
3034 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3035 reg for single-precision FPU.
3036 * config/rs6000/rs6000.md (movsi_internal1): Only for
3038 (movsi_internal1_single): New. Add pattern to move SI values to/from
3039 single-precision FP regs.
3041 2009-04-15 Richard Guenther <rguenther@suse.de>
3043 * omp-low.c (lower_rec_input_clauses): Build correct address
3045 (expand_omp_for_generic): Fix multiplication type.
3046 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3047 (generate_memset_zero): Fix types.
3048 * tree-profile.c (prepare_instrumented_value): Correctly
3051 2009-04-15 Ian Lance Taylor <iant@google.com>
3053 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3054 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3055 for -Wall and for -Wc++-compat.
3056 (c_common_post_options): For C++, set warn_enum_compare if not
3058 * c-tree.h (struct c_expr): Add field original_type.
3059 (build_external_ref): Update declaration.
3060 * c-parser.c (c_parser_braced_init): Set original_type.
3061 (c_parser_initelt): Likewise.
3062 (c_parser_expr_no_commas): Likewise.
3063 (c_parser_conditional_expression): Likewise.
3064 (c_parser_cast_expression): Likewise.
3065 (c_parser_unary_expression): Likewise. Pull setting of
3066 original_code to top of function.
3067 (c_parser_sizeof_expression): Set original_type.
3068 (c_parser_alignof_expression): Likewise.
3069 (c_parser_postfix_expression): Likewise. Pull setting of
3070 original_code to top of function.
3071 (c_parser_postfix_expression_after_paren_type): Set original_type.
3072 (c_parser_postfix_expression_after_primary): Likewise.
3073 (c_parser_expression): Likewise.
3074 * c-typeck.c (build_external_ref): Add type parameter. Change all
3076 (c_expr_sizeof_expr): Set original_type field.
3077 (parser_build_unary_op): Likewise.
3078 (parser_build_binary_op): Likewise. Optionally warn about
3079 comparisons of enums of different types.
3080 (digest_init): Set original_type field.
3081 (really_start_incremental_init): Likewise.
3082 (push_init_level, pop_init_level): Likewise.
3083 * doc/invoke.texi (Warning Options): -Wenum-compare now
3086 2009-04-15 Richard Guenther <rguenther@suse.de>
3088 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3089 out a necessary conversion.
3090 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3091 names we didn't value number.
3092 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3094 2009-04-15 Richard Guenther <rguenther@suse.de>
3096 PR tree-optimization/39764
3097 * tree-ssa-ccp.c (get_value): Canonicalize value with
3098 canonicalize_float_value.
3100 2009-04-15 Jan Hubicka <jh@suse.cz>
3102 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3103 Wrong version of patch.
3105 2009-04-15 Jan Hubicka <jh@suse.cz>
3107 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3109 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3111 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3112 our distinct integral and vector types.
3114 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3116 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3117 * init.c (build_vtbl_address): Remove call to assemble_external.
3119 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3121 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3122 output for other floating point modes.
3124 2009-04-14 Diego Novillo <dnovillo@google.com>
3126 * diagnostic.c (diagnostic_report_diagnostic): Do not
3127 warn about loaded plugins for DK_ERROR and DK_WARNING.
3128 * c-decl.c (declspecs_add_type): Move call to
3129 invoke_plugin_callbacks ...
3130 * c-parser.c (c_parser_declspecs): ... here.
3131 * plugin.c (dump_active_plugins): Tidy output.
3133 2009-04-14 Diego Novillo <dnovillo@google.com>
3134 Le-Chun Wu <lcwu@google.com>
3136 * configure.ac: Add --enable-plugin support.
3137 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3138 * Makefile.in (PLUGIN_H): Define.
3139 Export ENABLE_PLUGIN and GMPINC to site.exp.
3140 Add PLUGINLIBS to link command.
3141 Add/modify dependencies for plugin.o and files including plugin.h.
3143 * config.in: Regenerate.
3145 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3148 2009-04-14 Le-Chun Wu <lcwu@google.com>
3150 * tree-pass.h (register_one_dump_file): Add a prototype for
3151 register_one_dump_file.
3152 * toplev.c (compile_file): Call initialize_plugins.
3153 (do_compile): Call invoke_plugin_callbacks.
3154 (toplev_main): Call invoke_plugin_callbacks.
3155 * common.opt: Add -fplugin= and -fplugin-arg-.
3156 * gcc-plugin.h: New public header file for plugins to include.
3157 * plugin.c: New source file.
3158 * plugin.h: New internal header file.
3159 * passes.c (register_one_dump_file): Make it external.
3161 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3163 2009-04-14 Diego Novillo <dnovillo@google.com>
3165 * doc/plugins.texi: New.
3166 * doc/gccint.texi: Add reference to Plugins chapter.
3167 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3168 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3169 loaded plugins, if any.
3170 * timevar.def (TV_PLUGIN_INIT): Define.
3171 (TV_PLUGIN_RUN): Define.
3172 * plugin.c: Include timevar.h
3173 (plugins_active_p): New.
3174 (dump_active_plugins): New.
3175 (debug_active_plugins): New.
3177 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3179 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3181 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3183 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3185 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3186 the same as a minus without a shift.
3188 2009-04-14 Nick Clifton <nickc@redhat.com>
3190 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3191 comparisons with small integers will always produce a short
3194 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3197 2008-12-19 Diego Novillo <dnovillo@google.com>
3199 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3201 2009-04-14 Richard Guenther <rguenther@suse.de>
3203 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3205 (verify_gimple_assign_binary): Likewise. Handle shifts and
3207 (verify_gimple_phi): Print the mismatched argument position.
3208 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3210 (vect_update_init_of_dr): Likewise.
3211 * matrix-reorg.c (transform_access_sites): Do what the
3213 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3215 2009-04-13 Michael Eager <eager@eagercon.com>
3217 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3218 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3219 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3220 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3221 remove duplicate config
3223 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3225 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3226 file_name:line_number type locator of the call site.
3228 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3230 * genautomata.c: Put blank after comma.
3231 (automaton_decls): New.
3232 (struct unit_usage): Add comments to member next.
3233 (store_alt_unit_usage): Keep the list ordered.
3234 (unit_present_on_list_p, equal_alternatives_p): New.
3235 (check_regexp_units_distribution): Check units distribution
3236 correctness correctly.
3237 (main): Don't write automata if error is found. Return correct
3240 * config/m68k/cf.md (cfv4_ds): Remove.
3241 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3242 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3244 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3245 power4-load-ext, power4-store, power4-store-update,
3246 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3247 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3248 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3249 power4-sqrt, power4-isync): Modify reservation to make correct
3250 unit distribution to automata.
3252 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3253 power5-store-update, power5-two, power5-three, power5-lmul,
3254 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3256 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3258 * except.c (pass_set_nothrow_function_flags): Set name and add
3260 (set_nothrow_function_flags): Mention in the dump file when
3261 changing a function to nothrow.
3263 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3266 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3267 instead of unsigned long.
3269 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3271 * config/arm/arm.c (return_used_this_function): Remove.
3272 (arm_output_function_prologue): Remove use of
3273 return_used_this_function.
3274 (output_return_instruction): Replace use of
3275 return_used_this_function
3276 by cfun->machine->return_used_this_function.
3277 (arm_output_epilogue): Likewise.
3278 (arm_output_function_epilogue): Likewise.
3279 (thumb_unexpanded_epilogue): Likewise.
3280 * config/arm/arm.h (struct machine_function):
3281 New member return_used_this_function.
3283 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3285 * doc/install.texi: Correct description of default directory for
3286 --with-gxx-include-dir.
3288 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3290 * fold-const.c (build_range_check): Properly deal with enumeral and
3293 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3295 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3296 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3297 * params.h (MAX_GCSE_PASSES): Remove.
3298 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3299 in sequence. Remove ability to run multiple passes.
3300 (bypass_jumps): Report run as third CPROP pass.
3302 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3305 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3306 when deciding whether the whole SEQUENCE can throw.
3308 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3311 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3312 offseted label references.
3314 2009-04-11 Jan Hubicka <jh@suse.cz>
3316 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3318 2009-04-11 Richard Guenther <rguenther@suse.de>
3321 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3322 return variables as TREE_ADDRESSABLE.
3324 2009-04-11 Richard Guenther <rguenther@suse.de>
3326 PR tree-optimization/39713
3327 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3328 reference trees have SSA_NAME operands.
3330 2009-04-11 Richard Guenther <rguenther@suse.de>
3333 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3334 address expressions.
3336 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3338 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3339 match changes in Cygwin 1.7
3340 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3341 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3343 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3345 PR tree-optimization/39701
3346 * doc/invoke.texi (Optimization Options): Document change in
3347 meaning and initialization of -fdelete-null-pointer-checks.
3349 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3352 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3354 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3357 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3359 2009-04-10 Chao-ying Fu <fu@mips.com>
3361 * doc/tm.texi (Instruction Output): Document
3362 TARGET_ASM_FINAL_POSTSCAN_INSN.
3363 * target.h (final_postscan_insn): New field in asm_out.
3364 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3365 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3366 * final.c (final_scan_insn): Call
3367 targetm.asm_out.final_postscan_insn after outputting
3368 an asm macro and a normal instruction.
3370 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3371 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3372 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3373 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3374 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3376 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3379 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3380 variables as non-NULL even with -fdelete-null-pointer-checks.
3382 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3384 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3386 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3389 * config/i386/i386.c (classify_argument): Handle SCmode with
3390 (bit_offset % 64) != 0.
3392 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3394 * doc/invoke.texi (Optimize Options): Add cross-reference to
3395 -Q --help=optimizers examples.
3397 2009-04-10 Ben Elliston <bje@au.ibm.com>
3400 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3401 regalign for the reg == fpr and TDmode case.
3403 2009-04-09 David Ayers <ayers@fsfe.org>
3406 * objc/objc-act.c (warn_with_method): Remove helper function.
3407 (check_duplicates): Call warning and inform directly.
3408 (really_start_method): Likewise.
3410 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3412 * expmed.c (expand_divmod): Always use a comparison for a division
3413 by a large unsigned integer.
3415 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3416 for things others than variables or functions as nonzero.
3418 2009-04-09 Nick Clifton <nickc@redhat.com>
3420 * unwind-compat.c: Change copyright header to refer to version
3421 3 of the GNU General Public License with version 3.1 of the
3422 GCC Runtime Library Exception and to point readers at the
3423 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3424 * config/alpha/crtfastmath.c: Likewise.
3425 * config/alpha/linux-unwind.h: Likewise.
3426 * config/alpha/qrnnd.asm: Likewise.
3427 * config/alpha/vms-crt0-64.c: Likewise.
3428 * config/alpha/vms-crt0.c: Likewise.
3429 * config/alpha/vms-dwarf2.asm: Likewise.
3430 * config/alpha/vms-dwarf2eh.asm: Likewise.
3431 * config/alpha/vms-psxcrt0-64.c: Likewise.
3432 * config/alpha/vms-psxcrt0.c: Likewise.
3433 * config/alpha/vms_tramp.asm: Likewise.
3434 * config/arc/initfini.c: Likewise.
3435 * config/arc/lib1funcs.asm: Likewise.
3436 * config/arm/bpabi-v6m.S: Likewise.
3437 * config/arm/bpabi.S: Likewise.
3438 * config/arm/bpabi.c: Likewise.
3439 * config/arm/crti.asm: Likewise.
3440 * config/arm/crtn.asm: Likewise.
3441 * config/arm/ieee754-df.S: Likewise.
3442 * config/arm/ieee754-sf.S: Likewise.
3443 * config/arm/lib1funcs.asm: Likewise.
3444 * config/arm/libunwind.S: Likewise.
3445 * config/arm/linux-atomic.c: Likewise.
3446 * config/arm/mmintrin.h: Likewise.
3447 * config/arm/pr-support.c: Likewise.
3448 * config/arm/unaligned-funcs.c: Likewise.
3449 * config/arm/unwind-arm.c: Likewise.
3450 * config/arm/unwind-arm.h: Likewise.
3451 * config/avr/libgcc.S: Likewise.
3452 * config/bfin/crti.s: Likewise.
3453 * config/bfin/crtlibid.s: Likewise.
3454 * config/bfin/crtn.s: Likewise.
3455 * config/bfin/lib1funcs.asm: Likewise.
3456 * config/bfin/linux-unwind.h: Likewise.
3457 * config/cris/arit.c: Likewise.
3458 * config/cris/cris_abi_symbol.c: Likewise.
3459 * config/darwin-64.c: Likewise.
3460 * config/darwin-crt2.c: Likewise.
3461 * config/darwin-crt3.c: Likewise.
3462 * config/darwin.h: Likewise.
3463 * config/dbxelf.h: Likewise.
3464 * config/dfp-bit.c: Likewise.
3465 * config/dfp-bit.h: Likewise.
3466 * config/elfos.h: Likewise.
3467 * config/fixed-bit.c: Likewise.
3468 * config/fixed-bit.h: Likewise.
3469 * config/fp-bit.c: Likewise.
3470 * config/fp-bit.h: Likewise.
3471 * config/fr30/crti.asm: Likewise.
3472 * config/fr30/crtn.asm: Likewise.
3473 * config/fr30/lib1funcs.asm: Likewise.
3474 * config/freebsd-spec.h: Likewise.
3475 * config/frv/cmovd.c: Likewise.
3476 * config/frv/cmovh.c: Likewise.
3477 * config/frv/cmovw.c: Likewise.
3478 * config/frv/frvbegin.c: Likewise.
3479 * config/frv/frvend.c: Likewise.
3480 * config/frv/lib1funcs.asm: Likewise.
3481 * config/glibc-stdint.h: Likewise.
3482 * config/h8300/clzhi2.c: Likewise.
3483 * config/h8300/crti.asm: Likewise.
3484 * config/h8300/crtn.asm: Likewise.
3485 * config/h8300/ctzhi2.c: Likewise.
3486 * config/h8300/fixunssfsi.c: Likewise.
3487 * config/h8300/lib1funcs.asm: Likewise.
3488 * config/h8300/parityhi2.c: Likewise.
3489 * config/h8300/popcounthi2.c: Likewise.
3490 * config/i386/ammintrin.h: Likewise.
3491 * config/i386/att.h: Likewise.
3492 * config/i386/avxintrin.h: Likewise.
3493 * config/i386/biarch64.h: Likewise.
3494 * config/i386/bmmintrin.h: Likewise.
3495 * config/i386/cpuid.h: Likewise.
3496 * config/i386/cross-stdarg.h: Likewise.
3497 * config/i386/crtfastmath.c: Likewise.
3498 * config/i386/crtprec.c: Likewise.
3499 * config/i386/cygming-crtbegin.c: Likewise.
3500 * config/i386/cygming-crtend.c: Likewise.
3501 * config/i386/cygwin.asm: Likewise.
3502 * config/i386/emmintrin.h: Likewise.
3503 * config/i386/gmm_malloc.h: Likewise.
3504 * config/i386/gthr-win32.c: Likewise.
3505 * config/i386/i386.h: Likewise.
3506 * config/i386/immintrin.h: Likewise.
3507 * config/i386/linux-unwind.h: Likewise.
3508 * config/i386/linux64.h: Likewise.
3509 * config/i386/mm3dnow.h: Likewise.
3510 * config/i386/mmintrin-common.h: Likewise.
3511 * config/i386/mmintrin.h: Likewise.
3512 * config/i386/nmmintrin.h: Likewise.
3513 * config/i386/pmm_malloc.h: Likewise.
3514 * config/i386/pmmintrin.h: Likewise.
3515 * config/i386/smmintrin.h: Likewise.
3516 * config/i386/sol2-c1.asm: Likewise.
3517 * config/i386/sol2-ci.asm: Likewise.
3518 * config/i386/sol2-cn.asm: Likewise.
3519 * config/i386/sol2-gc1.asm: Likewise.
3520 * config/i386/tmmintrin.h: Likewise.
3521 * config/i386/unix.h: Likewise.
3522 * config/i386/w32-unwind.h: Likewise.
3523 * config/i386/wmmintrin.h: Likewise.
3524 * config/i386/x86-64.h: Likewise.
3525 * config/i386/x86intrin.h: Likewise.
3526 * config/i386/xmmintrin.h: Likewise.
3527 * config/ia64/crtbegin.asm: Likewise.
3528 * config/ia64/crtend.asm: Likewise.
3529 * config/ia64/crtfastmath.c: Likewise.
3530 * config/ia64/crti.asm: Likewise.
3531 * config/ia64/crtn.asm: Likewise.
3532 * config/ia64/fde-glibc.c: Likewise.
3533 * config/ia64/lib1funcs.asm: Likewise.
3534 * config/ia64/linux-unwind.h: Likewise.
3535 * config/ia64/quadlib.c: Likewise.
3536 * config/ia64/unwind-ia64.c: Likewise.
3537 * config/linux.h: Likewise.
3538 * config/m32c/m32c-lib1.S: Likewise.
3539 * config/m32c/m32c-lib2-trapv.c: Likewise.
3540 * config/m32c/m32c-lib2.c: Likewise.
3541 * config/m32r/initfini.c: Likewise.
3542 * config/m68hc11/larith.asm: Likewise.
3543 * config/m68hc11/m68hc11-crt0.S: Likewise.
3544 * config/m68k/cf.md: Likewise.
3545 * config/m68k/crti.s: Likewise.
3546 * config/m68k/crtn.s: Likewise.
3547 * config/m68k/lb1sf68.asm: Likewise.
3548 * config/m68k/linux-unwind.h: Likewise.
3549 * config/mcore/crti.asm: Likewise.
3550 * config/mcore/crtn.asm: Likewise.
3551 * config/mcore/lib1.asm: Likewise.
3552 * config/mips/linux-unwind.h: Likewise.
3553 * config/mips/loongson.h: Likewise.
3554 * config/mips/mips16.S: Likewise.
3555 * config/mmix/crti.asm: Likewise.
3556 * config/mmix/crtn.asm: Likewise.
3557 * config/pa/fptr.c: Likewise.
3558 * config/pa/hpux-unwind.h: Likewise.
3559 * config/pa/lib2funcs.asm: Likewise.
3560 * config/pa/linux-atomic.c: Likewise.
3561 * config/pa/linux-unwind.h: Likewise.
3562 * config/pa/milli64.S: Likewise.
3563 * config/pa/quadlib.c: Likewise.
3564 * config/pa/stublib.c: Likewise.
3565 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3566 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3567 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3568 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3569 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3570 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3571 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3572 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3573 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3574 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3575 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3576 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3577 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3578 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3579 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3580 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3581 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3582 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3583 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3584 * config/rs6000/750cl.h: Likewise.
3585 * config/rs6000/altivec.h: Likewise.
3586 * config/rs6000/biarch64.h: Likewise.
3587 * config/rs6000/crtresfpr.asm: Likewise.
3588 * config/rs6000/crtresgpr.asm: Likewise.
3589 * config/rs6000/crtresxfpr.asm: Likewise.
3590 * config/rs6000/crtresxgpr.asm: Likewise.
3591 * config/rs6000/crtsavfpr.asm: Likewise.
3592 * config/rs6000/crtsavgpr.asm: Likewise.
3593 * config/rs6000/darwin-asm.h: Likewise.
3594 * config/rs6000/darwin-fallback.c: Likewise.
3595 * config/rs6000/darwin-fpsave.asm: Likewise.
3596 * config/rs6000/darwin-ldouble.c: Likewise.
3597 * config/rs6000/darwin-tramp.asm: Likewise.
3598 * config/rs6000/darwin-unwind.h: Likewise.
3599 * config/rs6000/darwin-vecsave.asm: Likewise.
3600 * config/rs6000/darwin-world.asm: Likewise.
3601 * config/rs6000/e500crtres32gpr.asm: Likewise.
3602 * config/rs6000/e500crtres64gpr.asm: Likewise.
3603 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3604 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3605 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3606 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3607 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3608 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3609 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3610 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3611 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3612 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3613 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3614 * config/rs6000/eabi-ci.asm: Likewise.
3615 * config/rs6000/eabi-cn.asm: Likewise.
3616 * config/rs6000/eabi.asm: Likewise.
3617 * config/rs6000/linux-unwind.h: Likewise.
3618 * config/rs6000/linux64.h: Likewise.
3619 * config/rs6000/paired.h: Likewise.
3620 * config/rs6000/paired.md: Likewise.
3621 * config/rs6000/ppc64-fp.c: Likewise.
3622 * config/rs6000/ppu_intrinsics.h: Likewise.
3623 * config/rs6000/rs6000.h: Likewise.
3624 * config/rs6000/si2vmx.h: Likewise.
3625 * config/rs6000/sol-ci.asm: Likewise.
3626 * config/rs6000/sol-cn.asm: Likewise.
3627 * config/rs6000/spe.h: Likewise.
3628 * config/rs6000/spu2vmx.h: Likewise.
3629 * config/rs6000/sysv4.h: Likewise.
3630 * config/rs6000/tramp.asm: Likewise.
3631 * config/rs6000/vec_types.h: Likewise.
3632 * config/s390/linux-unwind.h: Likewise.
3633 * config/s390/tpf-unwind.h: Likewise.
3634 * config/score/crti.asm: Likewise.
3635 * config/score/crtn.asm: Likewise.
3636 * config/sh/crt1.asm: Likewise.
3637 * config/sh/crti.asm: Likewise.
3638 * config/sh/crtn.asm: Likewise.
3639 * config/sh/divtab-sh4-300.c: Likewise.
3640 * config/sh/divtab-sh4.c: Likewise.
3641 * config/sh/divtab.c: Likewise.
3642 * config/sh/lib1funcs-4-300.asm: Likewise.
3643 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3644 * config/sh/lib1funcs.asm: Likewise.
3645 * config/sh/lib1funcs.h: Likewise.
3646 * config/sh/linux-atomic.asm: Likewise.
3647 * config/sh/linux-unwind.h: Likewise.
3648 * config/sh/shmedia.h: Likewise.
3649 * config/sh/sshmedia.h: Likewise.
3650 * config/sh/ushmedia.h: Likewise.
3651 * config/sparc/crtfastmath.c: Likewise.
3652 * config/sparc/linux-unwind.h: Likewise.
3653 * config/sparc/sol2-c1.asm: Likewise.
3654 * config/sparc/sol2-ci.asm: Likewise.
3655 * config/sparc/sol2-cn.asm: Likewise.
3656 * config/spu/divmodti4.c: Likewise.
3657 * config/spu/divv2df3.c: Likewise.
3658 * config/spu/float_disf.c: Likewise.
3659 * config/spu/float_unsdidf.c: Likewise.
3660 * config/spu/float_unsdisf.c: Likewise.
3661 * config/spu/float_unssidf.c: Likewise.
3662 * config/spu/mfc_multi_tag_release.c: Likewise.
3663 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3664 * config/spu/mfc_tag_release.c: Likewise.
3665 * config/spu/mfc_tag_reserve.c: Likewise.
3666 * config/spu/mfc_tag_table.c: Likewise.
3667 * config/spu/multi3.c: Likewise.
3668 * config/spu/spu_internals.h: Likewise.
3669 * config/spu/spu_intrinsics.h: Likewise.
3670 * config/spu/spu_mfcio.h: Likewise.
3671 * config/spu/vec_types.h: Likewise.
3672 * config/spu/vmx2spu.h: Likewise.
3673 * config/stormy16/stormy16-lib2.c: Likewise.
3674 * config/svr4.h: Likewise.
3675 * config/sync.c: Likewise.
3676 * config/v850/lib1funcs.asm: Likewise.
3677 * config/vxlib-tls.c: Likewise.
3678 * config/vxlib.c: Likewise.
3679 * config/vxworks-dummy.h: Likewise.
3680 * config/xtensa/crti.asm: Likewise.
3681 * config/xtensa/crtn.asm: Likewise.
3682 * config/xtensa/ieee754-df.S: Likewise.
3683 * config/xtensa/ieee754-sf.S: Likewise.
3684 * config/xtensa/lib1funcs.asm: Likewise.
3685 * config/xtensa/lib2funcs.S: Likewise.
3686 * config/xtensa/linux-unwind.h: Likewise.
3687 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3688 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3689 * coretypes.h: Likewise.
3690 * crtstuff.c: Likewise.
3691 * defaults.h: Likewise.
3692 * dwarf2.h: Likewise.
3693 * emutls.c: Likewise.
3694 * gbl-ctors.h: Likewise.
3695 * gcov-io.h: Likewise.
3696 * ginclude/float.h: Likewise.
3697 * ginclude/iso646.h: Likewise.
3698 * ginclude/stdarg.h: Likewise.
3699 * ginclude/stdbool.h: Likewise.
3700 * ginclude/stddef.h: Likewise.
3701 * ginclude/stdfix.h: Likewise.
3702 * ginclude/stdint-gcc.h: Likewise.
3703 * ginclude/tgmath.h: Likewise.
3704 * gthr-aix.h: Likewise.
3705 * gthr-dce.h: Likewise.
3706 * gthr-gnat.c: Likewise.
3707 * gthr-gnat.h: Likewise.
3708 * gthr-lynx.h: Likewise.
3709 * gthr-mipssde.h: Likewise.
3710 * gthr-nks.h: Likewise.
3711 * gthr-posix.c: Likewise.
3712 * gthr-posix.h: Likewise.
3713 * gthr-posix95.h: Likewise.
3714 * gthr-rtems.h: Likewise.
3715 * gthr-single.h: Likewise.
3716 * gthr-solaris.h: Likewise.
3717 * gthr-tpf.h: Likewise.
3718 * gthr-vxworks.h: Likewise.
3719 * gthr-win32.h: Likewise.
3721 * libgcc2.c: Likewise.
3722 * libgcc2.h: Likewise.
3723 * libgcov.c: Likewise.
3724 * tsystem.h: Likewise.
3725 * typeclass.h: Likewise.
3726 * unwind-c.c: Likewise.
3727 * unwind-compat.h: Likewise.
3728 * unwind-dw2-fde-compat.c: Likewise.
3729 * unwind-dw2-fde-darwin.c: Likewise.
3730 * unwind-dw2-fde-glibc.c: Likewise.
3731 * unwind-dw2-fde.c: Likewise.
3732 * unwind-dw2-fde.h: Likewise.
3733 * unwind-dw2.c: Likewise.
3734 * unwind-dw2.h: Likewise.
3735 * unwind-generic.h: Likewise.
3736 * unwind-pe.h: Likewise.
3737 * unwind-sjlj.c: Likewise.
3738 * unwind.inc: Likewise.
3739 * config/arm/neon-gen.ml: Change generated copyright header to
3740 refer to version 3 of the GNU General Public License with
3741 version 3.1 of the GCC Runtime Library Exception and to point
3742 readers at the COPYING3 and COPYING3.RUNTIME files and the
3743 FSF's license web page.
3744 * config/arm/arm_neon.h: Regenerate.
3746 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3748 * config/cris/cris.md: Change copyright header to refer to version
3749 3 of the GNU General Public License.
3750 * doc/install.texi2html: Change copyright header to refer to version
3751 3 of the GNU General Public License and to point readers at the
3752 COPYING3 file and the FSF's license web page.
3753 * config/vax/linux.h: Likewise.
3755 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3757 * config/i386/i386.md (cmpcc): New.
3758 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3759 (sync_compare_and_swap_cc*): Delete.
3761 * config/s390/s390.c (s390_compare_emitted): Remove.
3762 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3763 s390_compare_emitted used to be handled. Assert that modes match.
3764 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3765 refer to sync_compare_and_swap_ccsi.
3766 * config/s390/s390.h (s390_compare_emitted): Remove.
3767 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3768 instead of s390_compare_emitted.
3769 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3770 instead of s390_compare_emitted.
3771 * config/s390/s390.md (cmpcc): New.
3772 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3773 CC_REGNUM, do not pretend it's set.
3774 (sync_compare_and_swap_cc*): Delete.
3775 * config/s390/predicates.md (cc_reg_operand): New.
3777 * expr.c (sync_compare_and_swap_cc): Delete.
3778 * optabs.h (sync_compare_and_swap_cc): Delete.
3779 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3780 is being used with can_compare_p.
3781 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3783 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3784 look for a MODE_CC set instead. Use emit_store_flag.
3785 (expand_compare_and_swap_loop): Likewise, with some additional
3786 complication to avoid a force_reg when useless. Use
3787 emit_cmp_and_jump_insns.
3788 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3789 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3790 sync_compare_and_swap documentation.
3792 2009-04-09 Jan Hubicka <jh@suse.cz>
3794 * except.c (find_prev_try): Break out from ....
3795 (duplicate_eh_regions): ... here; properly update prev_try pointers
3796 when duplication part of tree.
3797 (dump_eh_tree): Improve dumping.
3798 (verify_eh_region): New.
3799 (verify_eh_tree): Use it.
3801 2009-04-06 Richard Guenther <rguenther@suse.de>
3803 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3804 &ARRAY addresses by adjusting their types and prepending
3806 * tree-cfg.c (verify_gimple_assign_single): Verify that
3807 addresses are correct.
3809 2009-04-09 Richard Guenther <rguenther@suse.de>
3811 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3812 indices into an array reference if possible.
3813 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3814 Fold POINTER_PLUS_EXPR statements with invariant address.
3816 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3819 * config.gcc (powerpc64-*-linux*): Always build biarch.
3821 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3824 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3825 it and pedwarn if this results in an INTEGER_CST.
3827 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3829 * doc/install.texi: Update minimum GMP version. Remove obsolete
3830 text in MPFR section.
3832 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3834 * dwarf2out.c (class_scope_p): New static inline.
3835 (class_or_namespace_scope_p): Use it.
3836 (gen_variable_die): Use DW_TAG_member tag for static data member
3837 declarations instead of DW_TAG_variable.
3840 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3843 2009-04-08 Richard Guenther <rguenther@suse.de>
3845 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3846 valueize random data.
3848 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3850 * config.gcc (aix tm_file): Add aix-stdint.h.
3851 (aix tm clause use_gcc_stdint): Set to wrap.
3852 * config/rs6000/aix-stdint.h: New file.
3854 2009-04-08 Richard Guenther <rguenther@suse.de>
3857 * tree-dfa.c (add_referenced_var): Do not recurse into
3858 global initializers.
3859 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3861 (fold_const_aggregate_ref): Likewise.
3863 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3865 * recog.c (ordered_comparison_operator): New.
3866 * gensupport.c (std_preds): Add it.
3867 * doc/md.texi (Machine-Independent Predicates): Document it.
3869 2009-04-08 Jan Hubicka <jh@suse.cz>
3871 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3872 * function.h (rtl_eh): Remove exception_handler_label_map.
3873 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3874 remove_exception_handler_label, for_each_eh_label_1): Remove.
3875 (rtl_remove_unreachable_regions): Remove.
3876 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3877 (find_exception_handler_labels): Don't build the hashtable.
3878 (maybe_remove_eh_handler): Remove.
3879 (for_each_eh_label): Rewrite to walk the tree.
3880 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3881 * except.h (maybe_remove_eh_handler): Remove.
3882 * passes.c (init_optimization_passes): Schedule second EH cleanup
3884 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3885 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3887 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3889 * genoutput.c (validate_optab_operands): New.
3890 (gen_insn, gen_expand): Call it.
3892 * genflags.c (gen_insn): Detect misused iterators.
3893 (main): Pass line_no to gen_insn, exit with status 1 on error.
3895 * genextract.c (line_no): Make global.
3896 (VEC_safe_set_locstr): Change assertion to error message.
3897 (main): Exit with status 1 on error.
3899 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3903 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3904 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3905 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3906 * c-convert.c (convert): Do not call fold on results of conversion
3907 functions when the result is a C_MAYBE_CONST_EXPR.
3908 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3909 of __builtin_choose_expr.
3910 * c-typeck.c (remove_c_maybe_const_expr): New.
3911 (build_unary_op, build_conditional_expr, build_compound_expr,
3912 build_binary_op, c_objc_common_truthvalue_conversion): Call
3913 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3916 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3918 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3919 CODE to produce a new one. Add a prototype to use fold_convert_const
3921 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3924 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3925 mix declarations and code.
3927 2009-04-08 Ben Elliston <bje@au.ibm.com>
3929 * gcc.c: Replace `CC' with `GCC' throughout.
3931 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3933 * doc/invoke.texi: Document Atom support.
3935 2009-04-07 Jason Merrill <jason@redhat.com>
3938 * c-common.h, c-common.c: Add flag_pretty_templates.
3939 * c-opts.c (c_common_handle_option): Set it.
3940 * c.opt: Add -fno-pretty-templates.
3941 * doc/invoke.texi (C++ Dialect Options): Likewise.
3943 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3945 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3946 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3947 (ia64_expand_builtin): Likewise.
3949 2009-04-07 Martin Jambor <mjambor@suse.cz>
3951 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3952 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3953 ADDR_EXPRS are include too.
3955 2009-04-07 Richard Guenther <rguenther@suse.de>
3957 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3958 decls are only used if passes as parameters or if they are
3959 local statics and the call is not to a builtin.
3960 (call_may_clobber_ref_p_1): Likewise.
3962 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3964 * expr.c (do_store_flag): Remove last argument. Simplify code
3965 to avoid duplication of tests already done by can_compare_p.
3966 (expand_expr_real_1): Adjust caller.
3968 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3970 * optabs.c (can_compare_p): Test the predicate of a
3971 cbranch and cstore pattern.
3973 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3975 * expr.c (convert_move): Use emit_store_flag instead of
3978 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3980 * config/i386/i386.c (ix86_compare_emitted): Remove.
3981 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3982 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3983 * config/i386/i386.h (ix86_compare_emitted): Remove.
3984 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3985 instead of ix86_compare_emitted.
3986 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3988 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3990 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3991 Add t-sysroot-suffix to tmake_file.
3992 * config/print-sysroot-suffix.sh: New file.
3993 * config/t-sysroot-suffix: New file.
3995 2009-04-07 Ben Elliston <bje@au.ibm.com>
3997 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3998 as the latter produces a warning when the target does not support
4001 2009-04-07 Ben Elliston <bje@au.ibm.com>
4003 * dfp.c: Replace type punning assignments with memcpy throughout.
4004 * Makefile.in (dfp.o-warn): Remove.
4006 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4009 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4010 Include soft-fp/t-softfp after rs6000/t-linux64.
4012 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4014 * stor-layout.c (set_sizetype): Use the full precision of their
4015 machine mode for bitsize types.
4017 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4019 * config/i386/i386.md: Revert 2 accidental checkins.
4021 2009-04-06 Joey Ye <joey.ye@intel.com>
4022 Xuepeng Guo <xuepeng.guo@intel.com>
4023 H.J. Lu <hongjiu.lu@intel.com>
4025 Atom pipeline model, tuning and insn selection.
4026 * config.gcc (atom): Add atom config options and target.
4028 * config/i386/atom.md: New.
4030 * config/i386/i386.c (atom_cost): New cost.
4031 (m_ATOM): New macro flag.
4032 (initial_ix86_tune_features): Set m_ATOM.
4033 (x86_accumulate_outgoing_args): Likewise.
4034 (x86_arch_always_fancy_math_387): Likewise.
4035 (processor_target): Add Atom cost.
4036 (cpu_names): Add Atom cpu name.
4037 (override_options): Set Atom ISA.
4038 (ix86_issue_rate): New case PROCESSOR_ATOM.
4039 (ix86_adjust_cost): Likewise.
4041 * config/i386/i386.h (TARGET_ATOM): New target macro.
4042 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4043 (TARGET_OPT_AGU): New target option.
4044 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4045 (processor_type): Add PROCESSOR_ATOM.
4047 * config/i386/i386.md (cpu): Add new value "atom".
4048 (use_carry, movu): New attr.
4049 (atom.md): Include atom.md.
4050 (adddi3_carry_rex64): Set attr "use_carry".
4051 (addqi3_carry): Likewise.
4052 (addhi3_carry): Likewise.
4053 (addsi3_carry): Likewise.
4054 (*addsi3_carry_zext): Likewise.
4055 (subdi3_carry_rex64): Likewise.
4056 (subqi3_carry): Likewise.
4057 (subhi3_carry): Likewise.
4058 (subsi3_carry): Likewise.
4059 (x86_movdicc_0_m1_rex64): Likewise.
4060 (*x86_movdicc_0_m1_se): Likewise.
4061 (x86_movsicc_0_m1): Likewise.
4062 (*x86_movsicc_0_m1_se): Likewise.
4063 (*adddi_1_rex64): Emit add insn as much as possible.
4064 (*addsi_1): Likewise.
4065 (return_internal): Set atom_unit.
4066 (return_internal_long): Likewise.
4067 (return_pop_internal): Likewise.
4068 (*rcpsf2_sse): Set atom_sse_attr attr.
4069 (*qrt<mode>2_sse): Likewise.
4070 (*prefetch_sse): Likewise.
4072 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4074 (ix86_target_macros_internal): Likewise.
4076 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4077 (*prefetch_sse_rex): Likewise.
4078 (sse_rcpv4sf2): Likewise.
4079 (sse_vmrcpv4sf2): Likewise.
4080 (sse_sqrtv4sf2): Likewise.
4081 (<sse>_vmsqrt<mode>2): Likewise.
4082 (sse_ldmxcsr): Likewise.
4083 (sse_stmxcsr): Likewise.
4084 (*sse_sfence): Likewise.
4085 (sse2_clflush): Likewise.
4086 (*sse2_mfence): Likewise.
4087 (*sse2_lfence): Likewise.
4088 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4089 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4090 (avx_movdqu<avxmodesuffix>): Likewise.
4091 (avx_lddqu<avxmodesuffix>): Likewise.
4092 (sse2_movntv2di): Change attr "type" to "ssemov".
4093 (sse2_movntsi): Likewise.
4094 (rsqrtv8sf2): Change attr "type" to "sseadd".
4095 (sse3_addsubv2df3): Set attr "atom_unit".
4096 (sse3_h<plusminus_insn>v4sf3): Likewise.
4097 (*sse2_pmaddwd): Likewise.
4098 (*vec_extractv2di_1_rex64): Likewise.
4099 (*vec_extractv2di_1_avx): Likewise.
4100 (sse2_psadbw): Likewise.
4101 (ssse3_phaddwv8hi3): Likewise.
4102 (ssse3_phaddwv4hi3): Likewise.
4103 (ssse3_phadddv4si3): Likewise.
4104 (ssse3_phadddv2si3): Likewise.
4105 (ssse3_phaddswv8hi3): Likewise.
4106 (ssse3_phaddswv4hi3): Likewise.
4107 (ssse3_phsubwv8hi3): Likewise.
4108 (ssse3_phsubwv4hi3): Likewise.
4109 (ssse3_phsubdv4si3): Likewise.
4110 (ssse3_phsubdv2si3): Likewise.
4111 (ssse3_phsubswv8hi3): Likewise.
4112 (ssse3_phsubswv4hi3): Likewise.
4113 (ssse3_pmaddubsw128): Likewise.
4114 (sse3_pmaddubsw: Likewise.
4115 (ssse3_palignrti): Likewise.
4116 (ssse3_palignrdi): Likewise.
4118 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4120 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4122 2009-04-06 Richard Guenther <rguenther@suse.de>
4124 PR tree-optimization/28868
4125 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4126 of which PHI results we inserted.
4127 (insert_into_preds_of_block): Record inserted PHIs.
4128 (eliminate): Eliminate redundant PHI nodes.
4129 (init_pre): Init inserted_phi_names.
4131 2009-04-06 Richard Guenther <rguenther@suse.de>
4133 PR tree-optimization/39643
4134 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4135 IMAGPART_EXPRs of complex constants.
4136 (execute_fold_all_builtins): If we folded a call queue
4137 TODO_update_address_taken.
4139 2009-04-06 Jan Hubicka <jh@suse.cz>
4142 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4145 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4147 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4149 (ic_invalidate_array): Likewise.
4151 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4153 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4154 alignment for library calls.
4156 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4158 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4159 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4160 * config/i386/mingw-stdint.h: New file.
4162 2009-04-05 Richard Guenther <rguenther@suse.de>
4164 PR tree-optimization/39648
4165 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4166 our &A vs. &A[0] IL deficiencies.
4168 2009-04-04 Jan Hubicka <jh@suse.cz>
4170 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4171 removed toplevel regions.
4172 (sjlj_mark_call_sites): Likewise.
4174 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4176 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4177 (cygwin tm clause use_gcc_stdint): Set to wrap.
4178 * config/i386/cygwin-stdint.h: New file.
4180 2009-04-04 Richard Guenther <rguenther@suse.de>
4182 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4183 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4184 single-argument PHIs if we are in loop-closed SSA form.
4185 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4186 for the pre-condition.
4187 (slpeel_tree_peel_loop_to_edge): Likewise.
4188 (vect_build_loop_niters): Take an optional sequence to append stmts.
4189 (vect_generate_tmps_on_preheader): Likewise.
4190 (vect_do_peeling_for_loop_bound): Take extra guards for the
4192 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4193 the cost model check.
4194 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4195 guards if we are going to peel. Do not apply versioning in that case.
4196 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4197 (vect_do_peeling_for_loop_bound): Likewise.
4198 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4199 loop bound only record extra pre-conditions, do not apply loop
4202 2009-04-04 Richard Guenther <rguenther@suse.de>
4204 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4207 2009-04-04 Jan Hubicka <jh@suse.cz>
4209 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4210 last_basic_block for size of bb->index indexed array.
4211 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4212 compute_out, link_btr_uses, build_btr_def_use_webs,
4213 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4215 2009-04-04 Jan Hubicka <jh@suse.cz>
4217 * except.c (remove_eh_handler_and_replace): Break out from ...
4218 (remove_eh_handler): ... here.
4219 (bring_to_root): New function.
4220 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4221 handled ones, bring others to root of tree.
4223 2009-04-04 Jan Hubicka <jh@suse.cz>
4225 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4226 (all_phis_safe_to_merge): New function.
4227 (update_info): New structure.
4228 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4229 (cleanup_empty_eh): Update SSA if possible.
4231 2009-04-04 Richard Guenther <rguenther@suse.de>
4233 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4234 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4235 (append_vuse): Likewise.
4237 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4239 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4240 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4241 instead of REG_UNSAVED for DW_CFA_undefined.
4242 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4243 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4246 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4249 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4250 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4251 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4253 2009-04-04 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/8781
4256 PR tree-optimization/37892
4257 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4258 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4259 (valueize_refs): Call it for *& valueizations.
4260 (shared_reference_ops_from_ref): Rename to ...
4261 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4262 (shared_reference_ops_from_call): Rename to ...
4263 (valueize_shared_reference_ops_from_call): ... this and valueize.
4264 (vn_reference_lookup): Update.
4265 (visit_reference_op_call): Likewise.
4266 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4267 (eliminate): Value-replace the call address in call statements.
4269 2009-04-04 Richard Guenther <rguenther@suse.de>
4271 PR tree-optimization/39636
4272 * tree-ssa-forwprop.c
4273 (forward_propagate_addr_into_variable_array_index): Check for
4274 GIMPLE_ASSIGN before accessing the rhs code.
4276 2009-04-03 Jason Merrill <jason@redhat.com>
4278 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4280 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4282 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4283 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4284 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4285 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4286 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4287 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4288 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4289 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4290 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4291 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4292 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4293 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4294 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4295 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4296 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4297 Use fr_reg_or_fp01_operand instead of fr_register_operand
4299 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4300 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4301 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4303 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4305 PR rtl-optimization/39607
4306 PR rtl-optimization/39631
4310 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4311 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4312 instead of DF_LR_OUT.
4313 * ira-lives.c (process_bb_node_lives): Ditto.
4314 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4315 instead of DF_LR_{OUT,IN}.
4316 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4317 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4319 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4321 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4322 (execute_lower_omp): Always run but take the short way out if -fopenmp
4324 (gate_lower_omp): Remove, forcing the pass manager to always run the
4325 pass and always set PROP_gimple_lomp.
4326 (pass_lower_omp): Remove gate function.
4327 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4328 PROP_trees. Instead, require it.
4329 * ipa-cp.c (pass_ipa_cp): Likewise.
4330 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4331 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4332 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4333 and PROP_gimple_leh.
4335 2009-04-03 Richard Guenther <rguenther@suse.de>
4338 PR tree-optimization/23940
4339 PR tree-optimization/33237
4342 PR tree-optimization/36201
4343 PR tree-optimization/36230
4344 PR tree-optimization/38049
4345 PR tree-optimization/38207
4346 PR tree-optimization/38230
4347 PR tree-optimization/38301
4348 PR tree-optimization/38585
4350 PR tree-optimization/38985
4351 PR tree-optimization/39299
4352 * tree-ssa-structalias.h: Remove.
4353 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4354 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4355 (struct vuse_element_d): Remove.
4356 (struct vuse_vec_d): Likewise.
4357 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4358 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4359 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4360 VUSE_ELEMENT_VAR): Likewise.
4361 (struct voptype_d): Likewise.
4362 (NUM_VOP_FREE_BUCKETS): Likewise.
4363 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4364 (struct stmt_operands_d): Remove.
4365 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4366 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4367 VDEF_NUM, VDEF_VECT): Likewise.
4368 (copy_virtual_operands): Remove.
4369 (operand_build_cmp): Likewise.
4370 (create_ssa_artificial_load_stmt): Likewise.
4371 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4372 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4373 vuse_index and mayuse_index members. Pack and move done and iter_type
4374 members to the front.
4375 (SSA_OP_VMAYUSE): Remove.
4376 (SSA_OP_VIRTUAL_USES): Adjust.
4377 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4378 (unlink_stmt_vdef): Declare.
4379 (add_to_addressable_set): Remove.
4380 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4381 (vrp_visit_stmt): Likewise.
4382 * doc/tree-ssa.texi (Alias analysis): Update.
4383 * doc/invoke.texi (max-aliased-vops): Remove docs.
4384 (avg-aliased-vops): Likewise.
4385 * tree-into-ssa.c (syms_to_rename): Remove.
4386 (need_to_update_vops_p): Likewise.
4387 (need_to_initialize_update_ssa_p): Rename to ...
4388 (update_ssa_initialized_fn): ... this. Track function we are
4390 (symbol_marked_for_renaming): Simplify.
4391 (add_new_name_mapping): Do not set need_to_update_vops_p.
4392 (dump_currdefs): Use SYMS_TO_RENAME.
4393 (rewrite_update_stmt): Always walk all uses/defs.
4394 (dump_update_ssa): Adjust.
4395 (init_update_ssa): Take function argument. Track what we are
4397 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4398 (create_new_def_for): Initialize for cfun, assert we are initialized
4400 (mark_sym_for_renaming): Simplify.
4401 (mark_set_for_renaming): Do not initialize update-ssa.
4402 (need_ssa_update_p): Simplify. Take function argument.
4403 (name_mappings_registered_p): Assert we ask for the correct function.
4404 (name_registered_for_update_p): Likewise.
4405 (ssa_names_to_replace): Likewise.
4406 (release_ssa_name_after_update_ssa): Likewise.
4407 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4408 (dump_decl_set): Do not print a newline.
4409 (debug_decl_set): Do it here.
4410 (dump_update_ssa): And here.
4411 * tree-ssa-loop-im.c (move_computations): Adjust.
4412 (movement_possibility): Likewise.
4413 (determine_max_movement): Likewise.
4414 (gather_mem_refs_stmt): Likewise.
4415 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4417 * tree-complex.c (update_all_vops): Remove.
4418 (expand_complex_move): Adjust.
4419 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4420 Simplify test for memory referencing statement. Exclude
4421 non-invariant ADDR_EXPRs.
4422 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4423 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4424 (rdg_flag_uses): Likewise.
4425 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4427 (tree_optimize_tail_calls_1): Also split the
4428 edge from the entry block if we have degenerate PHI nodes in
4429 the first basic block.
4430 * tree.c (init_ttree): Remove memory-tag related code.
4431 (tree_code_size): Likewise.
4432 (tree_node_structure): Likewise.
4433 (build7_stat): Re-write to be build6_stat.
4434 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4435 (SSA_VAR_P): Adjust.
4436 (struct tree_memory_tag): Remove.
4437 (struct tree_memory_partition_tag): Likewise.
4438 (union tree_node): Adjust.
4439 (build7): Re-write to be build6.
4440 * tree-pass.h (pass_reset_cc_flags): Remove.
4441 (TODO_update_address_taken): New flag.
4442 (pass_simple_dse): Remove.
4443 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4444 * params.h (MAX_ALIASED_VOPS): Remove.
4445 (AVG_ALIASED_VOPS): Likewise.
4446 * omp-low.c (expand_omp_taskreg): Update SSA form.
4447 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4448 aliases the lhs in a copy stmt.
4449 * tree-ssa-dse.c (struct address_walk_data): Remove.
4450 (memory_ssa_name_same): Likewise.
4451 (memory_address_same): Likewise.
4452 (get_kill_of_stmt_lhs): Likewise.
4453 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4454 unused stores. Look through PHI nodes into post-dominated regions.
4455 (dse_optimize_stmt): Simplify. Properly remove stores.
4456 (tree_ssa_dse): Compute dominators.
4457 (execute_simple_dse): Remove.
4458 (pass_simple_dse): Likewise.
4459 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4460 gimple_loaded_syms and gimple_stored_syms computation.
4461 * toplev.c (dump_memory_report): Dump alias and pta stats.
4462 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4463 (vn_reference_eq): Likewise.
4464 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4465 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4466 valueize_vuses): Remove.
4467 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4468 (get_def_ref_stmt_vuse): ... this.
4469 (vn_reference_lookup_2): New function.
4470 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4471 walking equivalent vuses. Simplify.
4472 (vn_reference_lookup): Likewise.
4473 (vn_reference_insert): Likewise.
4474 (vn_reference_insert_pieces): Likewise.
4475 (visit_reference_op_call): Simplify.
4476 (visit_reference_op_load): Likewise.
4477 (visit_reference_op_store): Likewise.
4478 (init_scc_vn): Remove shared_lookup_vuses initialization.
4479 (free_scc_vn): Remove shared_lookup_vuses freeing.
4480 (sort_vuses, sort_vuses_heap): Remove.
4481 (get_ref_from_reference_ops): Export.
4482 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4483 vector with single vuse pointer.
4484 (vn_reference_lookup_pieces, vn_reference_lookup,
4485 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4486 (shared_vuses_from_stmt): Remove.
4487 (get_ref_from_reference_ops): Declare.
4488 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4489 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4490 memory-tag related code.
4491 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4492 (likely_value): Add comment, skip static-chain of call statements.
4493 (surely_varying_stmt_p): Adjust.
4494 (gimplify_and_update_call_from_tree): Likewise.
4495 (execute_fold_all_builtins): Do not rebuild alias info.
4496 (gimplify_and_update_call_from_tree): Properly update VOPs.
4497 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4498 (copy_ref_info): Remove memory-tag related code.
4499 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4500 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4501 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4503 * tree-ssa-dom.c (gimple_p): Remove typedef.
4504 (eliminate_redundant_computations): Adjust.
4505 (record_equivalences_from_stmt): Likewise.
4506 (avail_expr_hash): Likewise.
4507 (avail_expr_eq): Likewise.
4508 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4509 (stmt_makes_single_load): Likewise.
4510 (stmt_makes_single_store): Likewise.
4511 * tree-ssa-alias.c: Rewrite completely.
4512 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4513 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4514 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4515 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4516 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4517 Remove public functions.
4518 (pass_reset_cc_flags): Remove.
4519 (pass_build_alias): Move ...
4520 * tree-ssa-structalias.c (pass_build_alias): ... here.
4521 * tree-ssa-alias.c (may_be_aliased): Move ...
4522 * tree-flow-inline.h (may_be_aliased): ... here.
4523 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4524 count_uses_and_derefs): Move ...
4525 * gimple.c: ... here.
4526 * gimple.h (count_uses_and_derefs): Declare.
4527 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4528 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4529 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4530 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4531 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4532 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4533 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4535 * tree-dfa.c (refs_may_alias_p): Move ...
4536 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4537 * tree-ssa-alias.h: New file.
4538 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4539 (statement_sink_location): Likewise.
4540 * opts.c (decode_options): Do not adjust max-aliased-vops or
4541 avg-aliased-vops values.
4542 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4543 (TV_CALL_CLOBBER): Likewise.
4544 (TV_FLOW_SENSITIVE): Likewise.
4545 (TV_FLOW_INSENSITIVE): Likewise.
4546 (TV_MEMORY_PARTITIONING): Likewise.
4547 (TV_ALIAS_STMT_WALK): New timevar.
4548 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4549 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4550 (get_address_description): Remove memory-tag related code.
4551 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4552 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4553 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4554 and immediate uses in statements. Document.
4555 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4556 (dump_symbols): Remove.
4557 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4558 * alias.c (get_deref_alias_set): New function split out from ...
4559 (get_alias_set): ... here.
4560 * alias.h (get_deref_alias_set): Declare.
4561 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4562 type parameter. Remove restrict pointer handling. Create a
4563 ref-all pointer in case type-based alias sets do not conflict.
4564 (vect_analyze_data_refs): Remove SMT related code.
4565 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4566 (vectorizable_load): Likewise.
4567 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4568 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4569 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4570 Ignore vops and SMTs.
4571 (dr_analyze_alias): Likewise..
4572 (free_data_ref): Likewise.
4573 (create_data_ref): Likewise.
4574 (analyze_all_data_dependences): Likewise.
4575 (get_references_in_stmt): Adjust.
4576 * tree-flow-inline.h (gimple_aliases_computed_p,
4577 gimple_addressable_vars, gimple_call_clobbered_vars,
4578 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4579 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4580 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4581 gimple_mem_ref_stats): Remove.
4582 (gimple_vop): New function.
4583 (op_iter_next_use): Remove vuses and mayuses cases.
4584 (op_iter_next_def): Remove vdefs case.
4585 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4586 (clear_and_done_ssa_iter): Do not set removed fields.
4587 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4588 Assert we are not iterating over vuses or vdefs if not also
4589 iterating over uses or defs.
4590 (op_iter_init_use): Likewise.
4591 (op_iter_init_def): Likewise.
4592 (op_iter_next_vdef): Remove.
4593 (op_iter_next_mustdef): Likewise.
4594 (op_iter_init_vdef): Likewise.
4595 (compare_ssa_operands_equal): Likewise.
4596 (link_use_stmts_after): Handle vuse operand.
4597 (is_call_used): Use is_call_clobbered.
4598 (is_call_clobbered): Global variables are always call clobbered,
4599 query the call-clobbers bitmap.
4600 (mark_call_clobbered): Ignore global variables.
4601 (clear_call_clobbered): Likewise.
4602 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4603 virtual operands sanity check.
4604 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4606 (TARGET_MEM_REF): Remove TMR_TAG operand.
4607 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4608 Remove call-clobber related code.
4609 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4610 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4611 partitions or escape reason.
4612 (get_single_def_stmt, get_single_def_stmt_from_phi,
4613 get_single_def_stmt_with_phi): Remove.
4614 (dump_referenced_vars): Tidy.
4615 (get_ref_base_and_extent): Allow bare decls.
4616 (collect_dfa_stats): Adjust.
4617 * graphite.c (rename_variables_in_stmt): Adjust.
4618 (graphite_copy_stmts_from_block): Likewise.
4619 (translate_clast): Likewise.
4620 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4622 (translate_vuse_through_block): Use the oracle.
4623 (phi_translate_1): Adjust.
4624 (value_dies_in_block_x): Use the oracle. Cache the outcome
4626 (valid_in_sets): Check if the VUSE for
4627 a REFERENCE is available.
4628 (eliminate): Do not remove stmts during elimination,
4629 instead queue and remove them afterwards.
4630 (do_pre): Do not rebuild alias info.
4631 (pass_pre): Run TODO_rebuild_alias before PRE.
4632 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4633 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4634 (mark_all_v_defs_stmt): Remove.
4635 (mark_all_v_defs_seq): Adjust.
4636 (sra_replace): Likewise.
4637 (scalarize_use): Likewise.
4638 (scalarize_copy): Likewise.
4639 (scalarize_init): Likewise.
4640 (scalarize_ldst): Likewise.
4641 (todoflags): Remove.
4642 (tree_sra): Do not rebuild alias info.
4643 (tree_sra_early): Adjust.
4644 (pass_sra): Run TODO_update_address_taken before SRA.
4645 * tree-predcom.c (set_alias_info): Remove.
4646 (prepare_initializers_chain): Do not call it.
4647 (mark_virtual_ops_for_renaming): Adjust.
4648 (mark_virtual_ops_for_renaming_list): Remove.
4649 (initialize_root_vars): Adjust.
4650 (initialize_root_vars_lm): Likewise.
4651 (prepare_initializers_chain): Likewise.
4652 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4653 (may_propagate_copy_into_stmt): Likewise.
4654 (merge_alias_info): Do nothing for now.
4655 (propagate_tree_value_into_stmt): Adjust.
4656 (stmt_may_generate_copy): Likewise.
4657 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4658 not mark symbols for renaming.
4659 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4660 with the same statement, make sure to update the new pointed-to one.
4661 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4662 call statements, do not mark symbols for renaming.
4663 (mark_operand_necessary): Dump something.
4664 (ref_may_be_aliased): New function.
4665 (mark_aliased_reaching_defs_necessary_1): New helper function.
4666 (mark_aliased_reaching_defs_necessary): Likewise.
4667 (mark_all_reaching_defs_necessary_1): Likewise.
4668 (mark_all_reaching_defs_necessary): Likewise.
4669 (propagate_necessity): Do not process virtual PHIs. For
4670 non-aliased loads mark all reaching definitions as necessary.
4671 For aliased loads and stores mark the immediate dominating
4672 aliased clobbers as necessary.
4673 (visited): New global static.
4674 (perform_tree_ssa_dce): Free visited bitmap after propagating
4676 (remove_dead_phis): Perform simple dead virtual PHI removal.
4677 (remove_dead_stmt): Properly unlink virtual operands when
4679 (eliminate_unnecessary_stmts): Schedule PHI removal after
4681 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4682 (process_replaceable): Likewise.
4683 (find_replaceable_in_bb): Likewise.
4684 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4685 based on the single gimple vop.
4686 (verify_flow_insensitive_alias_info): Remove.
4687 (verify_flow_sensitive_alias_info): Likewise.
4688 (verify_call_clobbering): Likewise.
4689 (verify_memory_partitions): Likewise.
4690 (verify_alias_info): Likewise.
4691 (verify_ssa): Adjust..
4692 (execute_update_addresses_taken): Export. Update SSA
4693 manually. Optimize only when optimizing. Use a local bitmap.
4694 (pass_update_address_taken): Remove TODO_update_ssa, add
4696 (pass_update_address_taken): Just use TODO_update_address_taken.
4697 (init_tree_ssa): Do not initialize addressable_vars.
4698 (verify_ssa): Verify new VUSE / VDEF properties.
4699 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4700 Do not call verify_alias_info.
4701 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4702 Do not free the loaded and stored syms bitmaps. Reset the escaped
4703 and callused solutions. Do not free addressable_vars.
4704 Remove memory-tag related code.
4705 (warn_uninitialized_var): Aliases are always available.
4706 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4707 * lambda-code.c (can_put_in_inner_loop): Adjust.
4708 (can_put_after_inner_loop): Likewise.
4709 (perfect_nestify): Likewise.
4710 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4711 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4712 (vectorizable_conversion): Do not mark symbols for renaming.
4713 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4714 (expand_call_inline): Unlink the calls virtual operands before
4716 (tree_function_versioning): Do not call update_ssa if we are not
4717 updating clones. Simplify.
4718 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4719 (propagate_with_phi): Likewise..
4720 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4721 clobber code. Assert we are not aliased or global.
4722 * tree-flow.h: Include tree-ssa-alias.h
4723 (enum escape_type): Remove.
4724 (struct mem_sym_stats_d): Likewise.
4725 (struct mem_ref_stats_d): Likewise.
4726 (struct gimple_df): Add vop member. Remove global_var,
4727 call_clobbered_vars, call_used_vars, addressable_vars,
4728 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4729 escaped and callused members.
4730 (struct ptr_info_def): Remove all members, add points-to solution
4732 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4733 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4734 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4735 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4736 (tree-ssa-alias.o): Likewise.
4737 (toplev.o): Add tree-ssa-alias.h
4738 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4739 * gimple.c (gimple_set_bb): Fix off-by-one error.
4740 (is_gimple_reg): Do not handle memory tags.
4741 (gimple_copy): Also copy virtual operands.
4742 Delay updating the statement. Do not reset loaded and stored syms.
4743 (gimple_set_stored_syms): Remove.
4744 (gimple_set_loaded_syms): Likewise.
4745 (gimple_call_copy_skip_args): Copy the virtual operands
4746 and mark the new statement modified.
4747 * tree-ssa-structalias.c (may_alias_p): Remove.
4748 (set_uids_in_ptset): Take the alias set to prune with as
4749 parameter. Fold in the alias test of may_alias_p.
4750 (compute_points_to_sets): Compute whether a ptr is dereferenced
4752 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4753 other ADDRESSOF constraints on the lhs.
4754 (get_constraint_for_component_ref): Assert that we don't get
4755 ADDRESSOF constraints from the base of the reference.
4756 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4757 (struct variable_info): Remove collapsed_to member.
4758 (get_varinfo_fc): Remove.
4759 (new_var_info): Do not set collapsed_to.
4760 (dump_constraint): Do not follow cycles.
4761 (dump_constraint_graph): Likewise.
4762 (build_pred_graph): Likewise.
4763 (build_succ_graph): Likewise.
4764 (rewrite_constraints): Likewise.
4765 (do_simple_structure_copy): Remove.
4766 (do_rhs_deref_structure_copy): Remove.
4767 (do_lhs_deref_structure_copy): Remove.
4768 (collapse_rest_of_var): Remove.
4769 (do_structure_copy): Re-implement.
4770 (pta_stats): New global variable.
4771 (dump_pta_stats): New function.
4772 (struct constraint_expr): Make offset signed.
4773 (UNKNOWN_OFFSET): Define special value.
4774 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4775 (solution_set_expand): New helper function split out from ...
4776 (do_sd_constraint): ... here.
4777 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4778 (do_ds_constraint): Likewise.
4779 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4780 and CALLUSED = *CALLUSED.
4781 (set_union_with_increment): Make inc argument signed.
4782 (type_safe): Remove.
4783 (get_constraint_for_ptr_offset): Handle unknown and negative
4785 (first_vi_for_offset): Handle offsets before start. Bail
4786 out early for offsets beyond the variable extent.
4787 (first_or_preceding_vi_for_offset): New function.
4788 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4789 Together with ESCAPED = *ESCAPED this properly computes reachability.
4790 (find_what_var_points_to): New function.
4791 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4792 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4793 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4794 pt_solutions_intersect): New functions.
4795 (compute_call_used_vars): Remove.
4796 (compute_may_aliases): New main entry into PTA computation.
4797 * gimple.h (gimple_p): New typedef.
4798 (struct gimple_statement_base): Remove references_memory_p.
4799 (struct gimple_statement_with_memory_ops_base): Remove
4800 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4802 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4803 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4804 gimple_set_references_memory): Remove.
4805 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4806 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4808 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4809 (verify_expr): Allow RESULT_DECL.
4810 (gimple_duplicate_bb): Do not copy virtual operands.
4811 (gimple_duplicate_sese_region): Adjust.
4812 (gimple_duplicate_sese_tail): Likewise.
4813 (mark_virtual_ops_in_region): Remove.
4814 (move_sese_region_to_fn): Do not call it.
4815 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4816 and pass_simple_dse.
4817 (execute_function_todo): Handle TODO_update_address_taken,
4818 call execute_update_addresses_taken for TODO_rebuild_alias.
4819 (execute_todo): Adjust.
4820 (execute_one_pass): Init dump files early.
4821 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4823 (create_general_new_stmt): Clear vops.
4824 * tree-ssa-reassoc.c (get_rank): Adjust.
4825 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4826 symbols for renaming.
4827 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4828 (PARAM_AVG_ALIASED_VOPS): Likewise.
4829 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4830 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4831 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4832 (operand_build_cmp, copy_virtual_operands,
4833 create_ssa_artificial_load_stmt, add_to_addressable_set,
4834 gimple_add_to_addresses_taken): Remove public functions.
4835 (unlink_stmt_vdef): New function.
4837 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4839 * config.gcc (powerpc-*-linux*): Merge variants.
4841 2009-04-02 Chao-ying Fu <fu@mips.com>
4842 James Grosbach <james.grosbach@microchip.com>
4844 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4845 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4847 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4848 keep_interrupts_masked_p, use_debug_exception_return_p.
4849 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4850 keep_interrupts_masked, use_debug_exception_return.
4851 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4852 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4854 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4855 (mips_print_operand): Process COP0 registers to print $0 .. $31
4856 correctly for GAS to process.
4857 (mips_interrupt_extra_call_saved_reg_p): New function.
4858 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4860 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4861 (mips_compute_frame_info): Add supports for interrupt context that
4862 includes doubleword accumulators and COP0 registers.
4863 (mips_for_each_saved_acc): New function.
4864 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4865 mips_for_each_saved_reg.
4866 (mips_save_reg): Save accumulators.
4867 (mips_kernel_reg_p): A new for_each_rtx callback.
4868 (mips_expand_prologue): Support interrupt handlers.
4869 (mips_restore_reg): Restore accumulators.
4870 (mips_expand_epilogue): Support interrupt handlers.
4871 (mips_can_use_return_insn): Return false for interrupt handlers.
4872 (mips_epilogue_uses): New function.
4873 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4874 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4875 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4876 cop0_move): New instructions.
4877 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4878 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4880 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4882 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4883 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4884 interrupt handlers, we use K0 as the temporary register.
4885 (EPILOGUE_USES): Change to a function call.
4886 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4887 handlers, we use K0 as the temporary register.
4889 * doc/extend.texi (Function Attributes): Document interrupt,
4890 use_shadow_register_set, keep_interrupts_masked,
4891 use_debug_exception_return for MIPS attributes.
4893 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4895 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4896 Remove a number of t-files from tmake_file.
4897 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4898 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4899 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4900 target_prototype, not TARGET_PROTOTYPE.
4901 (LINK_OS_GNU_SPEC): Define.
4902 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4903 and darwin-ldoubdle.c.
4905 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4908 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4909 (cpp_options): Ditto.
4910 (default_compilers): Ditto.
4911 (display_help): Ditto.
4912 (process_command): Ditto.
4914 (set_input): Use lbasename instead of duplicate code.
4915 (save_temps_prefix): New static for -save-temps=obj.
4916 (save_temps_length): Ditto.
4918 * doc/invoke.texi (-save-temps=obj): Document new variant to
4921 2009-04-02 Jeff Law <law@redhat.com>
4923 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4926 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4928 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4929 * configure: Regenerated.
4931 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4933 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4934 share the argument list.
4936 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4940 2009-02-12 Diego Novillo <dnovillo@google.com>
4942 * varpool.c (debug_varpool): New.
4943 * cgraph.h (debug_varpool): Declare.
4945 2009-04-02 Jan Hubicka <jh@suse.cz>
4947 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4950 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4952 * config/i386/i386.c (ix86_abi): Move initialization to ...
4953 (override_options): Here.
4955 2009-04-02 Christian Bruel <christian.bruel@st.com>
4957 * config/sh/sh.c (sh_dwarf_register_span): New function.
4958 (TARGET_DWARF_REGISTER_SPAN): Define.
4959 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4961 2009-04-02 Ira Rosen <irar@il.ibm.com>
4963 PR tree-optimization/39595
4964 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4965 interleaved loads group is not greater than the SLP group size.
4967 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4969 * builtins.c (is_builtin_name): New.
4970 (called_as_built_in): Use is_builtin_name.
4971 * tree.h (is_builtin_name): New.
4972 * varasm.c (incorporeal_function_p): Use is_builtin_name
4974 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4976 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4978 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4981 * c-decl.c (clone_underlying_type): Move this ...
4982 * c-common.c (set_underlying_type): ... here.
4983 Also, make sure the function properly sets TYPE_STUB_DECL() on
4984 the newly created typedef variant type.
4985 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4986 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4989 2009-04-02 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/37221
4992 * tree-flow.h (degenerate_phi_result): Declare.
4993 * tree-ssa-dom.c (degenerate_phi_result): Export.
4994 * tree-scalar-evolution.c (analyze_initial_condition): If
4995 the initial condition is defined by a degenerate PHI node
4996 use the degenerate value.
4998 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5000 PR rtl-optimization/39588
5001 * combine.c (merge_outer_ops): Do not set the constant when this
5003 (simplify_shift_const_1): Do not modify it either in this case.
5005 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5007 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5008 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5010 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5013 * c-lex.c (interpret_float): Default (no suffix) is double.
5015 2009-04-1 Xinliang David Li <davidxl@google.com>
5017 * config/i386/i386.c (legitimate_constant_p): Recognize
5018 all one vector constant.
5020 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5022 * config/vax/vax.c: Add #includes to silence warnings.
5023 Change #include order to silence two warnings.
5025 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5027 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5028 (ASM_SPEC): Pass -k to the assembler for PIC code.
5030 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5032 * config.gcc: Add vax-*-linux* to the switch.
5033 * config/vax/linux.h: New file. (TARGET_VERSION,
5034 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5036 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5038 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5039 Use predicate macros instead of GET_CODE() == foo.
5040 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5041 ashlsi3, rotrsi3, <unnamed>): Likewise.
5043 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5045 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5046 jbbccihi, jbbccisi): Remova trailing whitespace.
5047 * config/vax/constraints.md: Likewise.
5048 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5049 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5050 * config/vax/predicates.md: Likewise.
5051 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5052 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5053 * config/vax/vax.h: Likewise.
5054 * config/vax/vax.md (nonlocal_goto): Likewise.
5056 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5058 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5059 (indirectable_address_p, adjacent_operands_p): Add spaces around
5061 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5063 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5065 * config/vax/vax.c (legitimate_constant_address_p,
5066 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5067 index_term_p, reg_plus_index_p, legitimate_address_p,
5068 vax_mode_dependent_address_p): Update comments to match functions
5069 modified by the recent int->bool conversion.
5071 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5073 * config/vax/builtins.md: Update copyright message.
5074 * config/vax/constraints.md: Likewise.
5075 * config/vax/netbsd-elf.h: Likewise.
5076 * config/vax/predicates.md: Likewise.
5077 * config/vax/vax-protos.h: Likewise.
5078 * config/vax/vax.c: Likewise.
5079 * config/vax/vax.h: Likewise.
5080 * config/vax/vax.md: Likewise.
5081 * config/vax/vax.opt: Likewise.
5083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5085 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5086 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5087 * config/vax/constraints.md (B, R): Likewise.
5088 * config/vax/predicates.md (external_memory_operand,
5089 nonimmediate_addsub_di_operand): Likewise.
5090 * config/vax/vax.c (vax_output_int_add): Likewise.
5091 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5092 untyped_call): Likewise.
5094 2009-04-01 Matt Thomas <matt@3am-software.com>
5096 * config/vax/predicates.md: New file.
5097 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5098 external_const_operand, nonsymbolic_operand, external_memory_operand,
5099 indirect_memory_operand, indexed_memory_operand,
5100 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5101 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5103 * config/vax/constraints.md: New file.
5104 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5106 * config/vax/builtins.md: New file.
5107 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5108 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5110 * config/vax/vax.opt (mqmath): Add option.
5111 * config/vax/vax.md (isfx): Extend with DI.
5112 (VAXintQH, VAXintQHSD): Define.
5113 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5114 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5115 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5116 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5117 (movdi): Update constraints and use vax_output_int_move().
5118 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5119 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5120 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5121 nonlocal_goto): New.
5122 (mov<mode>): Extend accepted operand types.
5123 (subdi3_old): Rename from subdi3, change update constraints and use
5124 a new implementation.
5125 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5126 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5127 MOVE_RATIO, CLEAR_RATIO): Define.
5128 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5129 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5130 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5131 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5132 (split_quadword_operands): Make static and really allow variable
5134 (print_operand_address): Update for PIC generation.
5135 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5136 indexable_address_p, fixup_mathdi_operand,
5137 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5138 (vax_float_literal, legitimate_constant_p,
5139 indirectable_constant_address_p, index_term_p,
5140 reg_plus_index_p): Return bool instead of int.
5141 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5143 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5145 (vax_output_conditional_branch): Indent.
5146 (legitimate_constant_address_p, indirectable_constant_address_p,
5147 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5148 vax_mode_dependent_address_p): Return bool instead of int, update for
5150 * config/vax/vax-protos.h (legitimate_constant_address_p,
5151 legitimate_constant_p, legitimate_address_p,
5152 vax_mode_dependent_address_p): Change declaration to bool.
5153 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5154 vax_expand_addsub_di_operands, vax_output_int_subtract,
5155 vax_output_movmemsi): Declare.
5156 (split_quadword_operands, vax_float_literal): Delete declaration.
5157 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5158 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5159 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5160 ASM_OUTPUT_DWARF_PCREL): Define.
5161 (ASM_SPEC): Change definition to allow PIC generation.
5163 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5165 * doc/sourcebuild.texi: Update front-end requirements.
5167 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5170 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5171 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5172 (booldi3_internal3): Use boolean_or_operator instead of
5175 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5178 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5179 declarator whose size is not an integer constant expression but
5180 folds to an integer constant, then treat it as a constant
5183 2009-04-01 Richard Guenther <rguenther@suse.de>
5185 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5186 i * 4 + 2 to (i * 2 + 1) * 2.
5188 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5191 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5192 return if c_parser_asm_string_literal returned NULL.
5194 2009-04-01 Nick Clifton <nickc@redhat.com>
5196 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5198 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5199 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5200 other typedefs to avoid conflicts with libgcc2.c. Define labels
5201 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5203 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5204 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5207 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5209 * varasm.c (default_function_rodata_section): Declare DOT as
5212 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5213 Andrey Galkin <agalkin@hypercom.com>
5216 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5217 Make object_name unique for each process.
5219 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5222 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5223 addressable variables in the parallel that could go out of scope while
5224 running queued tasks.
5226 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5228 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5229 (CASE_VALUES_THRESHOLD): Redefine.
5230 * config/avr/avr.c (avr_override_options): Remove initialization of
5231 avr_case_values_threshold variable.
5232 (avr_case_values_threshold): Remove variable. Add new function.
5233 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5234 * config/avr/avr.opt (mno-tablejump): Remove option.
5235 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5237 2009-04-01 DJ Delorie <dj@redhat.com>
5239 * varasm.c (default_function_rodata_section): Don't assume
5240 anything about where the first '.' in the section name is.
5242 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5244 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5245 rs6000_emit_stack_tie.
5247 2009-03-31 Ian Lance Taylor <iant@google.com>
5249 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5250 gimple_code with GIMPLE_RESX, not RESX.
5252 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5254 * c-common.c (c_get_ident): New.
5255 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5257 2009-04-01 Ben Elliston <bje@au.ibm.com>
5259 * config/rs6000/sysv4.opt (msdata): Improve option description.
5261 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5263 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5264 (divdf3_internal_lat): Remove.
5265 (divxf3_internal_lat): Remove.
5266 (divxf3_internal_thr): Remove.
5267 (divxf): Use divxf3_internal.
5268 * config/ia64/div.md (divsf3_internal_lat): New.
5269 (divdf3_internal_lat): New.
5270 (divxf3_internal): New.
5272 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5275 * Makefile.in (USE_GCC_STDINT): Define.
5276 (stmp-int-hdrs): Install stdint.h if applicable.
5277 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5279 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5280 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5281 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5282 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5283 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5284 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5285 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5286 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5287 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5288 (c_common_nodes_and_builtins): Initialize
5289 underlying_wchar_type_node. Do not initialize
5290 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5291 nodes for new types.
5292 (c_stddef_cpp_builtins): Define macros for new types.
5293 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5295 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5296 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5297 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5298 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5299 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5300 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5301 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5302 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5303 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5304 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5305 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5306 int16_type_node, int32_type_node, int64_type_node,
5307 uint8_type_node, uint16_type_node, c_uint32_type_node,
5308 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5309 int_least32_type_node, int_least64_type_node,
5310 uint_least8_type_node, uint_least16_type_node,
5311 uint_least32_type_node, uint_least64_type_node,
5312 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5313 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5314 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5315 uintptr_type_node): Define.
5316 * c-cppbuiltin.c (builtin_define_constants,
5317 builtin_define_type_minmax): New.
5318 (builtin_define_stdint_macros): Define more macros.
5319 (c_cpp_builtins): Define more limit macros.
5321 (builtin_define_type_max): Define in terms of
5322 builtin_define_type_minmax. Remove is_long parameter. All
5324 * config.gcc (use_gcc_stdint): Define.
5325 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5326 Add newlib-stdint.h for generic targets.
5327 * config/glibc-stdint.h, config/newlib-stdint.h,
5328 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5329 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5330 * config/score/score.h (UINTPTR_TYPE): Define.
5331 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5332 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5333 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5334 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5335 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5336 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5337 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5338 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5339 * config/spu/spu.h (STDINT_LONG32): Define.
5340 * configure.ac (use_gcc_stdint): Substitute.
5341 * configure: Regenerate.
5342 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5343 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5344 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5345 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5346 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5347 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5348 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5349 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5350 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5351 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5352 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5353 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5354 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5355 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5356 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5357 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5358 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5359 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5360 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5361 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5362 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5363 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5364 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5365 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5366 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5367 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5368 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5369 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5370 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5372 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5374 * loop-iv.c (suitable_set_for_replacement): Renamed from
5375 simplify_using_assignment; changed to return bool and to accept new
5376 args DEST and SRC. Return true iff we find a source/destination pair
5377 that can be used to make a replacement, and fill SRC and DEST if so.
5378 Remove arg ALTERED. Don't deal with altered regs here. All callers
5380 (simplify_using_initial_values): Deal with altered regs here and track
5381 more precisely the effect they have on the validity of our expression.
5383 * loop-iv.c (simplify_using_condition): A condition of the form
5384 (EQ REG CONST) can be used to simply make a substitution.
5385 (simplify_using_initial_values): Keep track of conditions we have seen
5386 and keep using them to simplify new expressions, while applying the
5387 same substitutions to them as to the expression.
5389 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5390 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5393 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5394 changed. Use this when trying to improve the upper bound.
5395 Generate the comparison by using simplify_gen_relational.
5397 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5399 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5401 (simplify_using_assignment, simplify_using_initial_values): Call
5402 replace_in_expr to make replacements. Call replace_single_def_regs
5403 once on the initial version of the expression.
5405 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5408 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5410 2009-03-31 Richard Guenther <rguenther@suse.de>
5413 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5414 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5416 2009-03-31 Richard Guenther <rguenther@suse.de>
5418 * tree.h (div_if_zero_remainder): Declare.
5419 * fold-const.c (div_if_zero_remainder): Export.
5420 * tree-ssa-forwprop.c
5421 (forward_propagate_addr_into_variable_array_index): Handle
5422 constant array index addition outside of the variable index.
5424 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5427 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5428 define_splits, floatunssi<mode>2): Require x87 conversions from
5429 DImode to be permitted.
5431 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5433 PR preprocessor/15638
5434 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5436 2009-03-31 Richard Guenther <rguenther@suse.de>
5440 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5441 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5442 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5443 a separate statement.
5444 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5445 (lookup_tmp_var): Likewise.
5446 (is_gimple_formal_tmp_or_call_rhs): Remove.
5447 (is_gimple_reg_or_call_rhs): Rename to ...
5448 (is_gimple_reg_rhs_or_call): ... this.
5449 (is_gimple_mem_or_call_rhs): Rename to ...
5450 (is_gimple_mem_rhs_or_call): ... this.
5451 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5452 DECL_GIMPLE_REG_P only if is_formal is true.
5453 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5454 for non-proper post-modify expression gimplification.
5455 (gimplify_self_mod_expr): For post-modify expressions gimplify
5456 the lvalue to a minimal lvalue.
5457 (rhs_predicate_for): Remove formal temp case.
5458 (gimplify_modify_expr_rhs): Likewise.
5459 (gimplify_addr_expr): Use is_gimple_reg.
5460 (gimplify_expr): Remove formal temp cases.
5461 (gimple_regimplify_operands): Likewise.
5462 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5463 and FILTER_EXPR like constants.
5464 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5466 (is_gimple_formal_tmp_rhs): Remove.
5467 (is_gimple_reg_rhs): Remove special casing.
5468 (is_gimple_mem_rhs): Fix.
5469 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5470 (is_gimple_formal_tmp_var): Remove.
5471 (is_gimple_formal_tmp_reg): Likewise.
5472 (is_gimple_min_lval): Allow invariant component ref parts.
5473 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5474 is_gimple_formal_tmp_reg): Remove declarations.
5475 * tree-cfg.c (verify_expr): Verify that variables with address
5476 taken do not have DECL_GIMPLE_REG_P set.
5477 * tree-mudflap.c (mf_build_check_statement_for): Use
5478 force_gimple_operand instead of gimplify_expr.
5480 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5482 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5483 schedulable rows to compute_split_row.
5485 2009-03-31 Ben Elliston <bje@au.ibm.com>
5488 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5491 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5493 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5494 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5495 * configure: Regenerate.
5496 * config.in: Regenerate.
5497 * config/rs6000/rs6000.opt (mtls-markers): Add.
5498 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5499 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5500 (tls_ld_aix, tls_ld_sysv): Likewise.
5501 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5502 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5504 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5506 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5508 2009-03-30 Jan Hubicka <jh@suse.cz>
5510 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5512 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5513 detection and label handling.
5515 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5517 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5518 left_conflicts_size.
5519 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5520 ALLOCNO_LEFT_CONFLICTS_SIZE.
5522 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5523 remove_allocno_from_bucket_and_push,
5524 allocno_spill_priority_compare, push_allocnos_to_stack,
5525 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5526 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5527 (setup_allocno_left_conflicts_num): Ditto. Rename to
5528 setup_allocno_left_conflicts_size.
5529 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5530 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5531 setup_allocno_left_conflicts_size instead of
5532 setup_allocno_left_conflicts_num.
5534 * ira-build.c (ira_create_allocno): Use
5535 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5536 ALLOCNO_LEFT_CONFLICTS_NUM.
5538 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5540 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5541 instead of DF_LR_OUT.
5543 * ira-lives.c (process_bb_node_lives): Ditto.
5545 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5546 instead of DF_LR_{OUT,IN}.
5548 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5550 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5552 2009-03-30 Jan Hubicka <jh@suse.cz>
5554 * except.c (label_to_region_map): Fix thinko.
5556 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5559 * tree.h (tree_find_value): New declaration.
5560 * tree.c (tree_find_value): New function.
5561 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5563 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5566 * c-decl.c (struct c_binding): Add locus field.
5567 (bind): Add locus argument, set locus field from it.
5568 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5569 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5570 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5571 implicitly_declare, undeclared_variable, lookup_label,
5572 declare_label, c_make_fname_decl, c_builtin_function,
5573 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5576 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5579 * config/i386/i386.c (classify_argument): Check total size of
5582 2009-03-30 Martin Jambor <mjambor@suse.cz>
5584 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5585 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5586 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5589 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5590 seen_variable_array_ref while also traversing a union.
5592 * tree-inline.c (optimize_inline_calls): Do not call
5593 cgraph_node_remove_callees.
5594 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5595 (pass_remove_cgraph_callee_edges): New variable.
5596 * passes.c (init_optimization_passes): Add
5597 pass_remove_cgraph_callee_edges after early inlining and before all
5598 late intraprocedural passes.
5600 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5602 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5604 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5607 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5609 * combine.c (simplify_comparison): Use have_insn_for.
5610 * dojump.c (do_jump): Likewise.
5612 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5614 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5615 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5616 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5617 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5618 instead of sparc_compare_emitted.
5619 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5620 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5621 instead of sparc_compare_emitted.
5623 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5625 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5626 enter/exit cfglayout mode.
5627 (pass_partition_block): Require it.
5628 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5629 (combine_instructions): Track basic blocks instead of labels.
5630 (update_cfg_for_uncondjump): New.
5631 (try_combine): Use it. Update jumps after rescanning.
5632 (pass_combine): Require PROP_cfglayout.
5633 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5635 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5637 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5638 Provide/destroy PROP_cfglayout respectively.
5639 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5640 * tree-pass.h (PROP_cfglayout): New.
5642 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5644 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5645 fold_convert_const_fixed_from_fixed,
5646 fold_convert_const_fixed_from_int,
5647 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5648 set TREE_CONSTANT_OVERFLOW.
5649 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5650 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5652 2009-03-30 Ira Rosen <irar@il.ibm.com>
5654 * tree-vect-loop-manip.c: New file.
5655 * tree-vectorizer.c: Update documentation and included files.
5656 (vect_loop_location): Make extern.
5657 (rename_use_op): Move to tree-vect-loop-manip.c
5658 (rename_variables_in_bb, rename_variables_in_loop,
5659 slpeel_update_phis_for_duplicate_loop,
5660 slpeel_update_phi_nodes_for_guard1,
5661 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5662 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5663 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5664 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5665 find_loop_location): Likewise.
5666 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5667 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5668 get_vectype_for_scalar_type, vect_is_simple_use,
5669 supportable_widening_operation, supportable_narrowing_operation):
5671 (bb_in_loop_p): Move to tree-vect-loop.c.
5672 (new_loop_vec_info, destroy_loop_vec_info,
5673 reduction_code_for_scalar_code, report_vect_op,
5674 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5675 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5676 (vect_supportable_dr_alignment): Likewise.
5677 * tree-vectorizer.h (tree-data-ref.h): Include.
5678 (vect_loop_location): Declare.
5679 Reorganize function declarations according to the new file structure.
5680 * tree-vect-loop.c: New file.
5681 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5682 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5683 * tree-vect-data-refs.c: New file.
5684 * tree-vect-patterns.c (timevar.h): Don't include.
5685 * tree-vect-stmts.c: New file.
5686 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5687 tree-vect-slp.c, tree-vect-loop.c.
5688 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5689 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5690 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5691 (tree-vect-analyze.o): Remove.
5692 (tree-vect-transform.o): Likewise.
5693 (tree-vect-data-refs.o): Add rule.
5694 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5695 tree-vect-slp.o): Likewise.
5696 (tree-vect-patterns.o): Remove redundant dependencies.
5697 (tree-vectorizer.o): Likewise.
5698 * tree-vect-slp.c: New file.
5700 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5702 * optc-gen.awk: Warn if an option flag has multiple different
5705 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5707 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5708 -floop-block): Document dependences on PPL, CLooG and Graphite.
5710 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5712 PR rtl-optimization/323
5713 * c-common.c (c_fully_fold, convert_and_check,
5714 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5715 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5716 * c-common.def (EXCESS_PRECISION_EXPR): New.
5717 * c-cppbuiltin.c (builtin_define_float_constants): Define
5718 constants with enough digits for long double.
5719 * c-lex.c (interpret_float): Interpret constant with excess
5720 precision where appropriate.
5721 * c-opts.c (c_common_post_options): Set
5722 flag_excess_precision_cmdline. Give an error for
5723 -fexcess-precision=standard for C++ for processors where the
5724 option is significant.
5725 * c-parser.c (c_parser_conditional_expression): Handle excess
5726 precision in condition.
5727 * c-typeck.c (convert_arguments): Handle arguments with excess
5729 (build_unary_op): Move excess precision outside operation.
5730 (build_conditional_expr): Likewise.
5731 (build_compound_expr): Likewise.
5732 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5733 (build_modify_expr): Handle excess precision in RHS.
5734 (convert_for_assignment): Handle excess precision in converted
5736 (digest_init, output_init_element, process_init_element): Handle
5737 excess precision in initializer.
5738 (c_finish_return): Handle excess precision in return value.
5739 (build_binary_op): Handle excess precision in operands and add
5740 excess precision as needed for operation.
5741 * common.opt (-fexcess-precision=): New option.
5742 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5743 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5744 For standard excess precision, output explicit conversion to and
5745 truncation from XFmode.
5746 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5747 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5748 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5749 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5750 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5751 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5752 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5753 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5754 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5755 define_splits, sqrt<mode>2): Disable where appropriate for
5756 standard excess precision.
5757 * convert.c (convert_to_real): Do not shorten arithmetic to type
5758 for which excess precision would be used.
5759 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5760 * doc/invoke.texi (-fexcess-precision=): Document option.
5761 (-mfpmath=): Correct index entry.
5762 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5763 flag_excess_precision): New.
5764 * langhooks.c (lhd_post_options): Set
5765 flag_excess_precision_cmdline.
5766 * opts.c (common_handle_option): Handle -fexcess-precision=.
5767 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5768 init_excess_precision): New.
5769 (lang_dependent_init_target): Call init_excess_precision.
5770 * tree.c (excess_precision_type): New.
5771 * tree.h (excess_precision_type): Declare.
5773 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5776 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5777 non-lvalue to component.
5779 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5781 PR preprocessor/34695
5782 * Makefile.in (c-opts.o): Depend on c-tree.h.
5783 * c-common.c: Move down include of diagnostic.h.
5784 (done_lexing, c_cpp_error): New.
5785 * c-common.h (done_lexing): Declare.
5786 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5788 * c-opts.c: Include c-tree.h.
5789 (c_common_init_options): Set preprocessor error callback.
5790 (c_common_handle_option): Do not set preprocessor
5791 inhibit_warnings, warnings_are_errors, warn_system_headers,
5792 pedantic_errors or inhibit_warnings flags.
5793 (c_common_post_options): Do not check cpp_errors (parse_in).
5794 (c_common_finish): Do not output dependencies if there were
5795 errors. Do not check return value of cpp_finish.
5796 * c-ppoutput.c (pp_file_change): Set input_location.
5797 * c-tree.h (c_cpp_error): Declare.
5798 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5800 (diagnostic_build_prefix): Check override_column.
5801 * diagnostic.h (diagnostic_info): Add override_column field.
5802 (diagnostic_override_column): Define.
5804 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5806 * c-common.c (c_expand_expr, c_staticp): Remove.
5807 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5808 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5809 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5810 * c-gimplify.c (gimplify_compound_literal_expr,
5811 optimize_compound_literals_in_ctor): Remove.
5812 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5813 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5814 * c-semantics.c (emit_local_var): Remove.
5816 * langhooks-def.h (lhd_expand_expr): Remove.
5817 * langhooks.c (lhd_expand_expr): Remove.
5818 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5820 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5821 handling from c-semantics.c; don't call into langhook.
5822 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5823 * gimplify.c (gimplify_compound_literal_expr,
5824 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5825 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5826 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5827 as was done in c-gimplify.c.
5828 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5829 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5830 Move from c-common.h.
5831 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5833 * tree.c (staticp): Do not call langhook.
5834 * langhooks.c (lhd_staticp): Delete.
5835 * langhooks-def.h (lhd_staticp): Delete prototype.
5836 (LANG_HOOKS_STATICP): Delete.
5837 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5839 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5840 instead of DECL_STMTs.
5842 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5850 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5852 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5853 contained expression.
5854 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5855 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5856 conditional expressions for C.
5857 (decl_constant_value_for_optimization): Move from
5858 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5859 whether optimizing and that the expression is a VAR_DECL not of
5860 array type instead of doing such checks in the caller. Do not
5861 check pedantic. Call gcc_unreachable for C++.
5862 * c-common.def (C_MAYBE_CONST_EXPR): New.
5863 * c-common.h (c_fully_fold, c_save_expr,
5864 decl_constant_value_for_optimization): New prototypes.
5865 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5866 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5867 EXPR_INT_CONST_OPERANDS): Define.
5868 * c-convert.c (convert): Strip nops from expression.
5869 * c-decl.c (groktypename): Take extra parameters expr and
5870 expr_const_operands. Update call to grokdeclarator.
5871 (start_decl): Update call to grokdeclarator. Add statement for
5872 expressions used in type of decl.
5873 (grokparm): Update call to grokdeclarator.
5874 (push_parm_decl): Update call to grokdeclarator.
5875 (build_compound_literal): Add parameter non_const and build a
5876 C_MAYBE_COSNT_EXPR if applicable.
5877 (grokdeclarator): Take extra parameters expr and
5878 expr_const_operands. Track expressions used in declaration
5879 specifiers and declarators. Fold array sizes and track whether
5880 they are constant expressions and whether they are integer
5881 constant expressions.
5882 (parser_xref_tag): Set expr and expr_const_operands fields in
5884 (grokfield): Update call to grokdeclarator.
5885 (start_function): Update call to grokdeclarator.
5886 (build_null_declspecs): Set expr and expr_const_operands fields in
5888 (declspecs_add_type): Handle expressions in typeof specifiers.
5889 * c-parser.c (c_parser_declspecs): Set expr and
5890 expr_const_operands fields for declaration specifiers.
5891 (c_parser_enum_specifier): Likewise.
5892 (c_parser_struct_or_union_specifier): Likewise.
5893 (c_parser_typeof_specifier): Likewise. Update call to
5894 groktypename. Fold expression as needed. Return expressions with
5895 type instead of adding statements.
5896 (c_parser_attributes): Update calls to c_parser_expr_list.
5897 (c_parser_statement_after_labels): Fold expression before passing
5898 to objc_build_throw_stmt.
5899 (c_parser_condition): Fold expression.
5900 (c_parser_asm_operands): Fold expression.
5901 (c_parser_conditional_expression): Use c_save_expr. Update call
5902 to build_conditional_expr.
5903 (c_parser_alignof_expression): Update call to groktypename.
5904 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5905 original_code. Fold expression argument of va_arg. Create
5906 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5907 argument to va_arg. Update calls to groktypename. Fold array
5908 index for offsetof. Verify that first argument to
5909 __builtin_choose_expr has integer type.
5910 (c_parser_postfix_expression_after_paren_type): Update calls to
5911 groktypename and build_compound_literal. Handle expressions with
5912 side effects in type name.
5913 (c_parser_postfix_expression_after_primary): Update call to
5914 c_parser_expr_list. Set original_code for calls to
5915 __builtin_constant_p.
5916 (c_parser_expr_list): Take extra parameter fold_p. Fold
5917 expressions if requested.
5918 (c_parser_objc_type_name): Update call to groktypename.
5919 (c_parser_objc_synchronized_statement): Fold expression.
5920 (c_parser_objc_receiver): Fold expression.
5921 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5922 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5923 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5924 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5925 (struct c_typespec): Add elements expr and expr_const_operands.
5926 (struct c_declspecs): Add elements expr and expr_const_operands.
5927 (groktypename, build_conditional_expr, build_compound_literal):
5929 (in_late_binary_op): Declare.
5930 * c-typeck.c (note_integer_operands): New function.
5931 (in_late_binary_op): New variable.
5932 (decl_constant_value_for_broken_optimization): Move to c-common.c
5933 and rename to decl_constant_value_for_optimization.
5934 (default_function_array_conversion): Do not strip nops.
5935 (default_conversion): Do not call
5936 decl_constant_value_for_broken_optimization.
5937 (build_array_ref): Do not fold result.
5938 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5939 result when operand is a VLA.
5940 (c_expr_sizeof_type): Update call to groktypename. Handle
5941 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5942 result when operand names a VLA type.
5943 (build_function_call): Update call to build_compound_literal.
5944 Only fold result for calls to __builtin_* functions. Strip
5945 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5946 the function designator.
5947 (convert_arguments): Fold arguments. Update call to
5948 convert_for_assignment.
5949 (build_unary_op): Handle increment and decrement of
5950 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5951 decrement earlier. Fold operand of increment and decrement.
5952 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5953 built for integer operand. Wrap returns that are INTEGER_CSTs
5954 without being integer constant expressions or that have integer
5955 constant operands without being INTEGER_CSTs.
5956 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5957 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5958 result is an integer constant expression or can be used in
5959 unevaluated parts of one and avoid folding and wrap as
5960 appropriate. Fold operands before possibly doing -Wsign-compare
5962 (build_compound_expr): Wrap result for C99 if operands can be used
5963 in integer constant expressions.
5964 (build_c_cast): Update call to digest_init. Do not ignore
5965 overflow from casting floating-point constants to integers. Wrap
5966 results that could be confused with integer constant expressions,
5967 null pointer constants or floating-point constants.
5968 (c_cast_expr): Update call to groktypename. Handle expressions
5969 included in type name.
5970 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5971 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5972 Update calls to convert_for_assignment.
5973 (convert_for_assignment): Take new parameter
5974 null_pointer_constant. Do not strip nops or call
5975 decl_constant_value_for_broken_optimization. Set
5976 in_late_binary_op for conversions to boolean.
5977 (store_init_value): Update call to digest_init.
5978 (digest_init): Take new parameter null_pointer_constant. Do not
5979 call decl_constant_value_for_broken_optimization. pedwarn for
5980 initializers not constant expressions. Update calls to
5981 convert_for_assignment.
5982 (constructor_nonconst): New.
5983 (struct constructor_stack): Add nonconst element.
5984 (really_start_incremental_init, push_init_level, pop_init_level):
5985 Handle constructor_nonconst and nonconst element.
5986 (set_init_index): Call constant_expression_warning for array
5988 (output_init_element): Fold value. Set constructor_nonconst as
5989 applicable. pedwarn for initializers not constant expressions.
5990 Update call to digest_init. Call constant_expression_warning
5991 where constant initializers are required.
5992 (process_init_element): Use c_save_expr.
5993 (c_finish_goto_ptr): Fold expression.
5994 (c_finish_return): Fold return value. Update call to
5995 convert_for_assignment.
5996 (c_start_case): Fold switch expression.
5997 (c_process_expr_stmt): Fold expression.
5998 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5999 ensure statement expression is not evaluated in constant expression.
6000 (build_binary_op): Track whether results are integer constant
6001 expressions or may occur in such, disable folding and wrap results
6002 as applicable. Fold operands for -Wsign-compare warnings unless
6004 (c_objc_common_truthvalue_conversion): Handle results folded to
6005 integer constants that are not integer constant expressions.
6006 * doc/extend.texi: Document when typeof operands are evaluated,
6007 that condition of __builtin_choose_expr is an integer constant
6008 expression, and more about use of __builtin_constant_p in
6011 2009-03-29 Richard Guenther <rguenther@suse.de>
6013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6014 propagate addresses of array references.
6016 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6018 * regmove.c (perhaps_ends_bb_p): Remove.
6019 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6020 from INSN and check that the main loop stays within that basic block.
6021 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6022 (regmove_forward_pass): Split out from regmove_optimize. Use
6023 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6024 (regmove_backward_pass): Split out from regmove_optimize. Use
6025 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6026 (regmove_optimize): Simplify.
6028 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6031 * config/i386/i386.c (classify_argument): Ignore flexible array
6032 member in struct and warn ABI change.
6034 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6036 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6038 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6039 (ix86_adjust_cost): Updated.
6041 2009-03-29 Jan Hubicka <jh@suse.cz>
6044 * tree-pass.h (pass_cleanup_eh): New function.
6045 (remove_unreachable_regions): Break code handling RTL
6046 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6047 that can not be reached by runtime.
6048 (can_be_reached_by_runtime): New function.
6049 (label_to_region_map): New function.
6050 (num_eh_regions): New function.
6051 (rtl_remove_unreachable_regions): New function.
6052 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6053 (remove_eh_region): New function.
6054 * except.h: Include sbitmap and vecprim.
6055 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6056 num_eh_regions): Declare.
6057 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6058 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6059 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6060 (tree_empty_eh_handler_p): New function.
6061 (cleanup_empty_eh): New function.
6062 (cleanup_eh): New function.
6063 (pass_cleanup_eh): New function.
6065 2009-03-29 Jan Hubicka <jh@suse.cz>
6067 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6068 for removed regions.
6070 2009-03-29 Jan Hubicka <jh@suse.cz>
6072 * except.c (dump_eh_tree): Dump all datastructures.
6074 2009-03-29 Jan Hubicka <jh@suse.cz>
6076 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6077 (duplicate_eh_regions_1): Likewise.
6078 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6079 vector; call EH verification.
6080 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6081 Be ready for region being removed.
6083 2009-03-29 Jan Hubicka <jh@suse.cz>
6085 * bitmap.c (bitmap_last_set_bit): New function.
6086 * bitmap.h (bitmap_last_set_bit): Declare.
6088 2009-03-29 David Ayers <ayers@fsfe.org>
6091 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6092 by calling objc_compare_types and surpress warnings about
6093 incompatible C pointers that are compatible ObjC pointers.
6095 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6097 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6098 call initialize_inline_failed.
6099 (initialize_inline_failed): Move it from here ...
6100 * cgraph.c (initialize_inline_failed): ... to here.
6101 (cgraph_create_edge): Call initialize_inline_failed rather than
6102 setting inline_failed directly.
6104 2009-03-29 Ben Elliston <bje@au.ibm.com>
6107 * sysv4.opt (msdata): Improve comment.
6108 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6109 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6111 2009-03-29 Ben Elliston <bje@au.ibm.com>
6114 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6115 load and store attributes.
6117 2009-03-29 Ben Elliston <bje@au.ibm.com>
6119 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6120 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6121 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6122 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6123 __builtin_infq and __builtin_huge_valq.
6125 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6127 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6129 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6130 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6132 2009-03-28 Xinliang David Li <davidxl@google.com>
6134 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6135 (do_dbg_cnt): New function.
6137 2009-03-28 Jan Hubicka <jh@suse.cz>
6139 Merge from pretty-ipa:
6141 2009-03-27 Jan Hubicka <jh@suse.cz>
6143 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6144 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6145 * passes.c (function_called_by_processed_nodes_p): New.
6146 * ipa-pure-const.c (check_call): Fix handling of operands.
6147 (analyze_function): Dump debug output for skipped bodies.
6148 (local_pure_const): Use function_called_by_processed_nodes_p.
6149 * dwarf2out.c (reference_to_unused): Use output.
6150 * passes.c (do_per_function_toporder): Likewise.
6152 2008-11-12 Jan Hubicka <jh@suse.cz>
6154 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6155 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6156 state_set_in_source enum
6157 (check_decl): Ignore memory tags; do not set fake looping flags;
6159 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6160 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6161 (check_call, analyze_function): Rewrite.
6163 (add_new_function): Update call of analyze_function.
6164 (generate_summary): Add call of analyze_function.
6165 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6166 (local_pure_const): New function.
6167 (pass_local_pure_const): New pass.
6168 * ipa-inline.c (inline_transform): Set after_inlining.
6169 * tree-eh.c (stmt_can_throw_external): New.
6170 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6171 work with aliasing built.
6172 * tree-flow.h (stmt_can_throw_external): New.
6173 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6174 and local pure/const pass in early and late optimization queue.
6176 2009-03-28 Martin Jambor <mjambor@suse.cz>
6178 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6180 (fold_binary): Allow function decl aligment consideration is the
6181 second argument is integer constant one.
6182 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6183 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6184 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6186 2009-03-28 Jan Hubicka <jh@suse.cz>
6188 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6189 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6190 * function.h (rtl_data): Add nothrow flag.
6191 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6192 set DECL_NOTHROW for AVAILABLE functions.
6194 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6196 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6197 following vector keyword has expansion starting with pixel or bool
6198 keyword, expand vector to __vector and pixel or bool to __pixel or
6202 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6203 warn_if_disallowed_function_p): Removed.
6204 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6205 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6206 warning_if_disallowed_function_p.
6207 * flags.h (warn_if_disallowed_function_p,
6208 warn_disallowed_functions): Removed.
6209 * common.opt (Wdisallowed-function-list=): Removed.
6210 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6212 2009-03-28 Richard Guenther <rguenther@suse.de>
6214 PR tree-optimization/38723
6215 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6218 2009-03-28 Jan Hubicka <jh@suse.cz>
6220 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6221 test introduced by my previous patch.
6223 2009-03-28 Richard Guenther <rguenther@suse.de>
6225 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6226 the PHIs value undefined.
6228 2009-03-28 Jan Hubicka <jh@suse.cz>
6230 * tree-pass.h (pass_fixup_cfg): New pass.
6231 * ipa-inline.c (inline_transform): Set
6232 always_inline_functions_inlined/after_inlining.
6233 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6234 (pass_fixup_cfg): New pass.
6235 * passes.c (init_optimization_passes): Add fixup_cfg.
6237 2009-03-28 Richard Guenther <rguenther@suse.de>
6239 PR tree-optimization/38458
6240 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6241 argument use the arguments copy-of value.
6243 2009-03-28 Richard Guenther <rguenther@suse.de>
6245 PR tree-optimization/38180
6246 * tree-ssa-ccp.c (get_default_value): Simplify.
6247 (likely_value): Likewise.
6248 (surely_varying_stmt_p): Properly handle VOP case.
6249 (ccp_initialize): Likewise.
6250 (ccp_fold): Handle propagating through *&.
6251 (fold_const_aggregate_ref): Also handle decls.
6253 2009-03-28 Jan Hubicka <jh@suse.cz>
6255 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6256 * cgraph.h (cgraph_node): Likewise.
6257 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6258 (cgraph_reset_node): Use process flag.
6259 (cgraph_mark_functions_to_output): Likewise.
6260 (cgraph_expand_function): Likewise.
6261 (cgraph_expand_all_functions): Likewise.
6262 (cgraph_output_in_order): Likewise.
6263 * dwarf2out.c (reference_to_unused): Likewise.
6264 * passes.c do_per_function_toporder): Likewise.
6266 2009-03-28 Jan Hubicka <jh@suse.cz>
6268 Bring from lto-branch:
6270 2008-09-03 Doug Kwan <dougkwan@google.com>
6272 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6273 enums instead of reason strings.
6274 * cgraph.c (cgraph_create_edge): Same.
6275 (cgraph_inline_failed_string): New function.
6276 * cgraph.h (cgraph_inline_failed_t): New enum type.
6277 (cgraph_inline_failed_string): New prototype.
6278 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6279 char pointer to cgraph_inline_failed_t.
6280 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6281 (cgraph_default_inline_p): Ditto.
6282 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6283 to cgraph_inline_failed_t pointer.
6284 * cif-code.def: New file.
6285 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6287 (cgraph_check_inline_limits): Change type of REASON to pointer to
6288 cgraph_inline_failed_t. Replace reason strings with enums.
6289 (cgraph_default_inline_p): Ditto.
6290 (cgraph_recursive_inlining_p): Ditto.
6291 (update_caller_keys): Change type of FAILED_REASON to
6292 cgraph_inline_failed_t.
6293 (cgraph_set_inline_failed): Change type of REASON to pointer to
6294 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6295 convert enums to strings for text output.
6296 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6297 to be of type cgraph_inline_failed_t. Replace reason strings with
6298 enums. Call cgraph_inline_failed_string to covert enums
6299 to strings for text output.
6300 (cgraph_decide_inlining): Replace reason strings with enums.
6301 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6302 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6304 * tree-inline.c (expand_call_inline): Change type of REASON
6305 to cgraph_inline_failed_t. Replace reason strings with enums.
6306 Call cgraph_inline_failed_string for text output.
6307 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6310 2009-03-28 Jan Hubicka <jh@suse.cz>
6312 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6313 cgraph_clone_node): Remove master clone handling.
6314 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6315 * cgraph.h (master_clone): Remove.
6316 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6317 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6318 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6320 2009-03-28 Jan Hubicka <jh@suse.cz>
6322 * cgraph.c (cgraph_function_body_availability): Functions declared
6323 inline are always safe to assume that it is not going to be replaced.
6325 2009-03-28 Richard Guenther <rguenther@suse.de>
6327 PR tree-optimization/38513
6328 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6329 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6330 EXC_PTR_EXPR and FILTER_EXPR.
6331 (get_ref_from_reference_ops): Likewise.
6333 2009-03-28 Richard Guenther <rguenther@suse.de>
6335 PR tree-optimization/38968
6336 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6337 Use FLOOR_MOD_EXPR to compute misalignment.
6339 2009-03-28 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/37795
6342 * tree.h (combine_comparisons): Declare.
6343 * fold-const.c (combine_comparisons): Export.
6344 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6346 (ifcombine_iforif): Use combine_comparisons.
6348 2009-03-28 Jan Hubicka <jh@suse.cz>
6350 * tree-eh.c (inlinable_call_p): New function.
6351 (make_eh_edges): Use it.
6352 (verify_eh_edges): Use it.
6353 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6354 * except.c (reachable_next_level): Add inlinable_function argument
6355 (sjlj_find_directly_reachable_regions): Update.
6356 (add_reachable_handler): Do not set saw_any_handlers.
6357 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6358 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6359 Add new inlinable call parameter.
6360 (can_throw_internal, can_throw_external): Update.
6361 * except.h (can_throw_internal_1, can_throw_external_1,
6362 foreach_reachable_handler): Update declaration.
6364 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6366 * config/arm/t-arm-coff, config/h8300/coff.h,
6367 config/i386/i386-aout.h, config/i386/i386-coff.h,
6368 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6369 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6370 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6371 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6372 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6373 sys-types.h: Remove.
6374 * Makefile.in: Remove protoize and fixproto support and references
6376 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6377 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6379 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6380 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6381 unprotoize$(exeext).
6382 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6383 (.PHONY): Don't depend on proto.
6384 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6385 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6386 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6387 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6388 build/gen-protos.o, build/scan.o, xsys-protos.h,
6389 build/fix-header$(build_exeext), build/fix-header.o,
6390 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6391 stmp-install-fixproto): Remove.
6392 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6393 SYSCALLS.c or fixproto files.
6394 (install-common): Don't install protoize.
6395 (install-headers-tar, install-headers-cpio, install-headers-cp):
6396 Don't depend on $(STMP_FIXPROTO).
6397 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6398 install fixproto files or write out fixproto settings.
6399 (uninstall): Don't uninstall protoize.
6400 * config.gcc (use_fixproto): Remove.
6401 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6402 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6403 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6404 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6405 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6406 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6407 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6408 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6409 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6410 * config/t-vxworks (STMP_FIXPROTO): Remove.
6411 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6412 STMP_FIXPROTO): Remove.
6413 * config.in, configure: Regenerate.
6414 * crtstuff.c (gid_t, uid_t): Don't undefine.
6415 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6416 (arm-*-coff, arm-*-aout: Remove target entries.
6417 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6418 Remove mention of AIX 4.1.
6419 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6420 * doc/invoke.texi (Running Protoize): Remove.
6421 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6422 (Protoize Caveats): Remove.
6423 * tsystem.h: Update comments on headers assumed to exist.
6425 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6427 * genautomata.c: Add a new year to the copyright. Add a new
6429 (struct insn_reserv_decl): Add comments for member bypass_list.
6430 (find_bypass): Remove.
6431 (insert_bypass): New.
6432 (process_decls): Use insert_bypass.
6433 (output_internal_insn_latency_func): Output all bypasses with the
6434 same input insn in one switch case.
6436 * rtl.def (define_bypass): Describe bypass choice.
6437 * doc/md.texi (define_bypass): Ditto.
6439 2009-03-27 Richard Guenther <rguenther@suse.de>
6441 * gimplify.c (mark_addressable): Export.
6442 * tree-flow.h (mark_addressable): Declare.
6443 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6444 * tree-ssa.c (verify_phi_args): Verify that address taken
6445 variables have TREE_ADDRESSABLE set.
6447 2009-03-27 Richard Guenther <rguenther@suse.de>
6449 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6450 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6451 Do not mark decls TREE_ADDRESSABLE.
6452 (build_fold_addr_expr): Adjust.
6453 (fold_addr_expr): Remove.
6454 (fold_unary): Use build_fold_addr_expr.
6455 (fold_comparison): Likewise.
6456 (split_address_to_core_and_offset): Likewise.
6457 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6459 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6460 (gimplify_modify_expr_to_memcpy): Mark source and destination
6462 * omp-low.c (create_omp_child_function): Mark the object decl
6464 (lower_rec_input_clauses): Mark the var we take the address of
6466 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6468 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6471 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6472 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6474 2009-03-27 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/39120
6477 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6479 (handle_lhs_call): Process return constraints. Add escape
6480 constraints if necessary.
6481 (handle_const_call): Fill out return constraints. Make nested
6482 case more precise. Avoid consttmp if possible.
6483 (handle_pure_call): Fill out return constraints. Avoid
6484 callused if possible.
6485 (find_func_aliases): Simplify call handling.
6487 2009-03-27 Richard Guenther <rguenther@suse.de>
6489 PR tree-optimization/39120
6490 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6491 as a representative.
6492 (solve_graph): Do propagate CALLUSED.
6493 (handle_pure_call): Use a scalar constraint from CALLUSED for
6495 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6498 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6501 * c-common.c (handle_aligned_attribute): Properly check alignment
6502 overflow. Use (1U << i) instead of (1 << i).
6504 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6506 * expr.h (get_mem_align_offset): Updated.
6508 * tree.h (tree_decl_common): Change align to "unsigned int" and
6509 move it before pointer_alias_set.
6511 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6512 Jakub Jelinek <jakub@redhat.com>
6515 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6516 gr_register_operand with gr_reg_or_0_operand.
6517 (cmpxchg_rel_di): Likewise.
6518 (sync_lock_test_and_set<mode>): Likewise.
6520 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6522 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6523 (true_regnum): Likewise.
6525 * rtlanal.c (subreg_info): Moved to ...
6526 * rtl.h (subreg_info): Here. New.
6527 (subreg_get_info): New.
6529 * rtlanal.c (subreg_get_info): Make it extern.
6531 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6534 * config/i386/i386.c (ix86_abi): New.
6535 (override_options): Handle -mabi=.
6536 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6537 (ix86_call_abi_override): Likewise.
6538 (init_cumulative_args): Likewise.
6539 (function_arg_advance): Likewise.
6540 (function_arg_64): Likewise.
6541 (function_arg): Likewise.
6542 (ix86_pass_by_reference): Likewise.
6543 (ix86_function_value_regno_p): Likewise.
6544 (ix86_build_builtin_va_list_abi): Likewise.
6545 (setup_incoming_varargs_64): Likewise.
6546 (is_va_list_char_pointer): Likewise.
6547 (ix86_init_machine_status): Likewise.
6548 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6549 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6550 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6551 (ix86_function_abi): Make it static and return enum calling_abi.
6552 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6554 (ix86_fn_abi_va_list): Updated.
6556 * config/i386/i386.h (ix86_abi): New.
6557 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6558 (CONDITIONAL_REGISTER_USAGE): Likewise.
6559 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6560 (machine_function): Likewise.
6562 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6564 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6565 (STACK_BOUNDARY): Likewise.
6566 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6568 * config/i386/i386.opt (mabi=): New.
6570 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6571 return enum calling_abi.
6572 (ix86_function_type_abi): Likewise.
6573 (ix86_function_abi): Removed.
6575 * doc/invoke.texi: Document -mabi= option for x86.
6577 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6579 * builtins.c (real_dconstp): Delete.
6580 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6582 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6583 Jakub Jelinek <jakub@redhat.com>
6586 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6587 (gen_subprogram_die): When a function is explicit, generate the
6588 DW_AT_explicit attribute.
6589 * langhooks.h (struct lang_hooks_for_decls): Add
6590 function_decl_explicit_p langhook.
6591 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6592 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6594 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6596 * builtins.c (fold_builtin_memory_op): Optimize memmove
6597 into memcpy if we can prove source and destination don't overlap.
6599 * tree-inline.c: Include gt-tree-inline.h.
6600 (clone_fn_id_num): New variable.
6601 (clone_function_name): New function.
6602 (tree_function_versioning): Use it.
6603 * Makefile.in (GTFILES): Add tree-inline.c.
6605 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6607 * BASE-VER: Change to 4.5.0.
6609 2009-03-27 Xinliang David Li <davidxl@google.com>
6611 PR tree-optimization/39557
6612 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6614 2009-03-27 Xinliang David Li <davidxl@google.com>
6616 PR tree-optimization/39548
6617 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6620 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6622 * c-common.c (pointer_int_sum): Use %wd on return from
6625 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6627 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6628 on return from tree_low_cst.
6630 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6633 * ginclude/stdarg.h (va_copy): Define also for
6634 __GXX_EXPERIMENTAL_CXX0X__.
6636 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6639 * builtins.h (c_strlen): Do not warn here.
6640 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6641 * c-common.c (pointer_int_sum): Take an explicit location.
6642 Warn about offsets out of bounds.
6643 * c-common.h (pointer_int_sum): Adjust declaration.
6645 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6647 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6650 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6653 * opts.c (warn_if_disallowed_function_p): Don't assume
6654 get_callee_fndecl must return non-NULL.
6656 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6658 PR rtl-optimization/39522
6659 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6660 when reg_reloaded_valid is set.
6662 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6664 * config/spu/divv2df3.c: New file.
6665 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6666 (DPBIT_FUNCS): Filter out _div_df.
6668 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6670 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6671 a jump insn, count that jump in the distance to the loop start.
6673 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6676 * config/sh/sh.c (calc_live_regs): Fix condition for global
6677 registers except PIC_OFFSET_TABLE_REGNUM.
6679 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6682 * doc/invoke.texi (-mconsole): New.
6686 (-mnop-fun-dllimport): New.
6690 (sub section "i386 and x86-64 Windows Options"): New.
6692 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6694 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6695 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6697 2009-03-25 Richard Guenther <rguenther@suse.de>
6700 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6703 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6705 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6706 neither of haifa/selective schedulers are working.
6708 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6710 * doc/invoke.texi (Debugging Options): Fix description of
6711 -fno-merge-debug-strings.
6713 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6715 * config/cris/libgcc.ver: New version-script.
6716 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6718 * configure.ac <GAS features, nop mnemonic>: Add pattern
6719 crisv32-*-* for "nop".
6720 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6721 * configure: Regenerate.
6723 2009-03-24 Ira Rosen <irar@il.ibm.com>
6725 PR tree-optimization/39529
6726 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6727 mark_sym_for_renaming for the tag copied to the new vector
6730 2009-03-24 Arthur Loiret <aloiret@debian.org>
6732 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6733 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6734 EXTRA_SPEC_FUNCTIONS.
6735 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6736 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6737 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6738 -march and -mtune options.
6740 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6742 * config/m68k/t-rtems: Add m5329 multilib.
6744 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6745 Jakub Jelinek <jakub@redhat.com>
6748 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6751 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6754 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6755 instead of c_parser_expression_conv, if original_code isn't one of the
6756 4 allowed comparison codes, fail.
6758 2009-03-23 Richard Guenther <rguenther@suse.de>
6760 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6761 * tree.h (struct tree_type): Likewise.
6762 * reload.h (struct insn_chain): Likewise.
6763 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6764 * function.h (struct function): Likewise.
6765 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6767 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6769 PR tree-optimization/39516
6770 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6772 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6774 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6775 should be set true if BITS_PER_WORD of target is bigger than 32
6777 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6779 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6780 Translate -B-options to -rpath-link. Correct existing
6781 rpath-link and conditionalize on !nostdlib.
6783 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6785 * doc/extend.texi (Function Attributes, Variable Attributes):
6787 * doc/invoke.texi (Debugging Options, Optimize Options)
6788 (i386 and x86-64 Options, MCore Options): Likewise.
6790 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6793 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6794 it for block local namespace aliases.
6795 (gen_decl_die): Pass context_die to gen_namespace_die.
6797 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6800 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6801 minimum or maximum value.
6803 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6805 * reginfo.c (globalize_reg): Recompute derived reg sets.
6807 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6810 * libgcc2.c (mprotect): Do not use signed arguments for
6811 VirtualProtect, use DWORD arguments. Also fix the 'may
6812 be used uninitialized' warning for the np variable.
6814 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6817 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6818 functions using regparm calling conventions when not optimizing.
6819 (ix86_function_sseregparm): Similarly for sseregparm calling
6822 2009-03-19 Li Feng <nemokingdom@gmail.com>
6825 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6826 dependence if the first conflict is after niter iterations.
6828 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6831 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6832 functions with dynamic stack-pointer adjustments.
6834 2009-03-19 Ben Elliston <bje@au.ibm.com>
6836 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6837 option; change to -msdata=data.
6839 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6841 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6844 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6847 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6849 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6851 * doc/invoke.texi (Code Gen Options): Expand discussion of
6854 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6856 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6857 * matrix-reorg.c (struct matrix_info): Likewise.
6858 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6859 * rtl.h (struct mem_attrs): Likewise.
6860 * df.h (struct df): Likewise.
6861 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6862 * ira-int.h (struct ira_allocno): Likewise.
6863 * df-scan.c (struct df_collection_rec): Likewise.
6864 * ira.c (struct equivalence): Likewise.
6865 * function.c (struct temp_slot): Likewise.
6866 * cfgloop.h (struct loop): Likewise.
6869 * function.c (use_register_for_decl): When not optimizing, disregard
6870 register keyword for variables with types containing methods.
6872 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6875 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6876 (is_simple_operand): Call contains_component_ref_p before calling data
6877 reference analysis that would fail on COMPONENT_REFs.
6879 * tree-vrp.c (search_for_addr_array): Fix formatting.
6881 2009-03-18 Richard Guenther <rguenther@suse.de>
6883 * tree-vect-transform.c (vect_loop_versioning): Fold the
6884 generated comparisons.
6885 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6886 (slpeel_tree_peel_loop_to_edge): Likewise.
6888 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6891 * opts.c (print_specific_help): In addition to `undocumented',
6892 accept `separate' and `joined' flags if passed alone. Describe
6893 output by the first matched one of those.
6894 (common_handle_option): Skip over empty strings.
6895 * gcc.c (display_help): Fix help string for `--help='.
6896 * doc/invoke.texi (Option Summary, Overall Options): With
6897 `--help=', classes and qualifiers can both be repeated, but
6898 only the latter can be negated. One should not pass only
6899 negated qualifiers. Fix markup and examples.
6902 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6904 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6905 and -fhelp=separate.
6907 2009-03-17 Jing Yu <jingyu@google.com>
6910 * function.h (struct rtl_data): Move is_thunk from here...
6911 (struct function): ...to here.
6912 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6913 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6915 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6917 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6918 (alpha_output_function_end_prologue): Likewise.
6919 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6920 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6921 (rs6000_output_function_epilogue): Likewise.
6922 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6924 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6927 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6928 from different units in a single alternative.
6929 (*truncdfsf_i387): Ditto.
6930 (*truncxfsf2_mixed): Ditto.
6931 (*truncxfdf2_mixed): Ditto.
6933 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6935 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6936 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6939 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6940 unused non-artificial variables when not optimizing.
6943 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6944 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6945 NAMESPACE_DECL in its DECL_INITIAL.
6948 * optabs.c (set_user_assembler_libfunc): New function.
6949 * expr.h (set_user_assembler_libfunc): New prototype.
6950 * c-common.c: Include libfuncs.h.
6951 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6952 for memcmp, memset, memcpy, memmove and abort.
6953 * Makefile.in (c-common.o): Depend on libfuncs.h.
6956 * dwarf2out.c (gen_inlined_enumeration_type_die,
6957 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6958 gen_tagged_type_instantiation_die): Removed.
6959 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6962 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6965 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6967 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6968 (check-parallel-%): Ditto.
6969 (check-consistency): Ditto.
6971 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6973 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6974 local variable rhs by NULL_TREE.
6976 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6979 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6981 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6984 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6986 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6989 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6990 for ms->sysv ABI calls only in 64bit mode.
6992 * config/i386/i386.md (untyped_call): Support 32bit.
6994 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6996 * doc/extend.texi: Replace x86_65 with x86_64.
6998 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7000 PR tree-optimization/39455
7001 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7002 mismatches for POINTER_TYPE_P (type).
7003 (number_of_iterations_le): Likewise.
7005 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7007 * config/picochip/picochip.c: Removed profiling support.
7008 * config/picochip/picochip.md: Removed profiling instruction.
7009 * config/picochip/picochip.h: Removed profiling builtin.
7011 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7013 * doc/install.texi (--with-host-libstdcxx): Document.
7015 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7018 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7019 generate a warning if the function name does not begin with
7020 "__vector" and the function has either the 'signal' or 'interrupt'
7021 attribute, from here to ...
7022 (avr_declare_function_name): ...here. New function.
7023 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7024 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7026 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7029 * cse.c (fold_rtx): Don't modify original const_arg1 when
7030 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7031 separate variable instead.
7032 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7033 from out of range shift counts.
7034 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7036 2009-03-13 Catherine Moore <clm@codesourcery.com>
7038 * config/i386/x-mingw32 (host-mingw32.o): Replace
7039 diagnostic.h with $(DIAGNOSTIC_H).
7041 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7044 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7046 * config/i386/sync.md (sync_compare_and_swap<mode>,
7047 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7048 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7050 (sync_double_compare_and_swapdi_pic,
7051 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7052 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7054 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7057 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7059 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7062 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7063 (avx_addsubv4df3): Likewise.
7064 (*avx_addsubv4sf3): Likewise.
7065 (sse3_addsubv4sf3): Likewise.
7067 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7070 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7072 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7075 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7076 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7077 registers for allocnos created from user-defined variables.
7079 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7082 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7083 of non-integer mode as well.
7085 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7087 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7088 for functions for which the parameter types are unknown.
7090 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7093 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7094 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7095 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7096 * config/i386/i386.c (ix86_local_alignment): For
7097 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7098 long long variables on the stack to avoid dynamic realignment.
7099 Allow the first argument to be a decl rather than type.
7100 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7102 2009-03-11 Nick Clifton <nickc@redhat.com>
7105 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7107 Add description to mno-lsim option.
7108 * config/mcore/mcore.h: Remove comment about deprecated m4align
7110 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7111 * doc/invoke.texi: Add description of mno-lsim and
7112 mstack-increment options.
7114 * config/fr30/fr30.opt: Document the -mno-lsim option.
7115 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7116 and -mno-lsim options.
7118 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7120 * fold-const.c (fold_comparison): Only call fold_inf_compare
7121 if the mode supports infinities.
7123 2009-03-11 Jason Merrill <jason@redhat.com>
7126 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7127 end already did. Notice GIMPLE_CALL modifications of the result.
7128 Don't copy debug information from an ignored decl or a decl from
7131 2009-03-10 Richard Guenther <rguenther@suse.de>
7132 Nathan Froyd <froydnj@codesourcery.com>
7135 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7136 (__divMODE3): Likewise.
7138 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7140 PR tree-optimization/39394
7141 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7142 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7144 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7146 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7147 inline asms for register asm ("") declarations.
7149 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7151 * fold-const.c (fold_unary): Fix comment.
7153 2009-03-07 Jan Hubicka <jh@suse.cz>
7156 * tree-inline.c (setup_one_parameter): Do replacement of const
7157 argument by constant in SSA form.
7159 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7162 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7163 determine alignment passed to assign_stack_local.
7164 (assign_parms_unsplit_complex): Likewise.
7165 * except.c (sjlj_build_landing_pads): Likewise.
7167 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7170 * tree-flow.h (add_referenced_var): Return bool instead of void.
7171 * tree-dfa.c (add_referenced_var): Return result of
7172 referenced_var_check_and_insert call.
7173 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7174 of referenced_var_check_and_insert.
7177 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7178 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7179 DIE, don't emit it if abstract origin already has it.
7180 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7181 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7183 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7185 * genpreds.c (needs_variable): Fix parentheses at variable name
7187 (write_tm_constrs_h): Indent generated code.
7189 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7191 * doc/extend.texi (Function Attributes): Add documentation
7194 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7197 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7198 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7200 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7202 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7205 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7208 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7209 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7211 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7213 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7214 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7215 constants instead of magic numbers.
7216 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7218 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7219 (x86_64_ms_abi_int_parameter_registers): Ditto.
7220 (x86_64_int_return_registers): Ditto.
7221 (ix86_maybe_switch_abi): Ditto.
7222 (ix86_expand_call): Ditto for clobbered_registers array.
7223 (ix86_hard_regno_mode_ok): Ditto.
7224 (x86_extended_QIreg_mentioned_p): Ditto.
7226 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7228 PR tree-optimization/39349
7229 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7231 * combine.c (gen_lowpart_for_combine): Use omode when generating
7234 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7236 PR rtl-optimization/39235
7237 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7239 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7241 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7243 2009-03-04 Richard Guenther <rguenther@suse.de>
7245 PR tree-optimization/39362
7246 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7247 that occur in abnormal PHIs should be varying.
7249 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7251 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7253 (simple_iv): Take loop as an argument instead of statement.
7254 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7255 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7257 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7259 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7260 * matrix-reorg.c (analyze_transpose): Ditto.
7261 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7262 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7263 * tree-predcom.c (ref_at_iteration): Ditto.
7264 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7266 2009-03-04 Richard Guenther <rguenther@suse.de>
7268 PR tree-optimization/39358
7269 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7270 escaped_id and callused_id.
7271 (solve_graph): Likewise.
7273 2009-03-04 Richard Guenther <rguenther@suse.de>
7275 PR tree-optimization/39339
7276 * tree-sra.c (try_instantiate_multiple_fields): Make it
7277 no longer ICE on the above.
7279 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7281 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7282 that fits within Pmode.
7284 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7287 * tm.texi (LIBCALL_VALUE): Update description.
7289 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7292 * doc/extend.texi (section): Update description.
7294 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7297 * tree-inline.c (remapped_type): New.
7298 (can_be_nonlocal): Call remapped_type instead of remap_type.
7300 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7303 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7304 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7306 2009-03-03 Richard Guenther <rguenther@suse.de>
7309 * tree.c (tree_nonartificial_location): New function.
7310 * tree.h (tree_nonartificial_location): Declare.
7311 * builtins.c (expand_builtin_memory_chk): Provide location
7312 of the call location for artificial function pieces.
7313 (maybe_emit_chk_warning): Likewise.
7314 (maybe_emit_sprintf_chk_warning): Likewise.
7315 (maybe_emit_free_warning): Likewise.
7316 * expr.c (expand_expr_real_1): Likewise.
7318 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7320 PR tree-optimization/39343
7321 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7322 COMPONENT_REF t has ARRAY_TYPE.
7324 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7327 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7328 when the type precision of the induction variable should be
7329 larger than the type precision of nit.
7330 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7331 * graphite.c (graphite_loop_normal_form): Same.
7332 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7334 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7337 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7338 numbers to describe clobbered registers.
7339 (*call_value_0_rex64_ms_sysv): Ditto.
7340 * config/i386/mmx.md (mmx_emms): Ditto.
7343 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7345 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7348 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7350 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7351 (spu_section_type_flags): New function.
7353 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7355 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7356 reg_class_contents of FLOAT_REGS into a temporary.
7358 2009-03-02 Richard Guenther <rguenther@suse.de>
7359 Ira Rosen <irar@il.ibm.com>
7361 PR tree-optimization/39318
7362 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7363 information to the vectorized statement.
7365 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7367 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7368 variable. Use defined names instead of magic constants for REX SSE
7371 2009-03-01 Richard Guenther <rguenther@suse.de>
7373 PR tree-optimization/39331
7374 * omp-low.c (lower_send_shared_vars): Do not receive new
7375 values for the reference of DECL_BY_REFERENCE parms or results.
7377 2009-03-01 Jan Hubicka <jh@suse.cz>
7380 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7381 BLOCK_NONLOCALIZED_VAR): New macros.
7382 (tree_block): Add nonlocalized_vars.
7383 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7384 gen_decl_die): Add origin argument. Allow generation of die with
7385 origin at hand only.
7386 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7387 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7389 (gen_block_die): Fix checking for unused blocks.
7390 (process_scope_var): Break out from .... ; work with origins only.
7391 (decls_for_scope) ... here; process nonlocalized list.
7392 (dwarf2out_ignore_block): Look for nonlocalized vars.
7393 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7395 (dump_scope_block): Dump them.
7396 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7397 (remap_block): Likewise.
7398 (can_be_nonlocal): New predicate.
7399 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7401 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7403 * configure: Regenerate.
7405 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7407 * optc-gen.awk: No need to duplicate option flags twice.
7408 Reuse help texts for duplicate options which do not have any.
7410 * gcc.c (display_help): Document --version.
7412 * gcc.c (main): If print_help_list and verbose_flag, ensure
7413 driver output comes before subprocess output.
7415 * optc-gen.awk: Assign all remaining fields to help string,
7416 space-separated, for multi-line help in *.opt.
7418 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7419 -Wno-pedantic-ms-format is for MinGW targets only.
7421 * doc/options.texi (Option file format): Fix bad indentation,
7422 restoring dropped sentence.
7424 2009-02-28 Jan Hubicka <jh@suse.cz>
7426 * tree-inline.c (tree_function_versioning): Output debug info.
7428 2009-02-28 Jan Hubicka <jh@suse.cz>
7431 * tree-inline.c (setup_one_parameter): Do not copy propagate
7432 arguments when not optimizing.
7434 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7437 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7438 (avx_addsubv4df3): Likewise.
7439 (*avx_addsubv4sf3): Likewise.
7440 (sse3_addsubv4sf3): Likewise.
7441 (*avx_addsubv2df3): Likewise.
7442 (sse3_addsubv2df3): Likewise.
7443 (avx_unpckhps256): Correct item selectors.
7444 (avx_unpcklps256): Likewise.
7445 (avx_unpckhpd256): Likewise.
7446 (avx_unpcklpd256): Likewise.
7448 2009-02-28 Jan Hubicka <jh@suse.cz>
7450 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7452 (copy_arguments_for_versioning): If var is declared don't declare it.
7453 (tree_function_versioning): First setup substitutions and then copy
7456 2009-02-27 Jan Hubicka <jh@suse.cz>
7459 * cgraph.h (varpool_output_debug_info): Remove.
7460 * cgraphunit.c (varpool_output_debug_info): Remove.
7461 * dwarf2out.c (deferred_locations_struct): New struct
7462 (deferred_locations): New type.
7463 (deferred_locations_list): New static var.
7464 (deffer_location): New function.
7465 (gen_variable_die): Use it.
7466 (decls_for_scope): Output info on local static vars.
7467 (dwarf2out_finish): Process deferred locations.
7468 * varpool.c (varpool_output_debug_info): Remove.
7470 2009-02-27 Jan Hubicka <jh@suse.cz>
7473 * tree.h (TREE_PROTECTED): Fix comment.
7474 (BLOCK_HANDLER_BLOCK): Remove.
7475 (struct tree_block): Remove handler_block add body_block.
7476 (inlined_function_outer_scope_p): New.
7477 (is_body_block): Remove.
7478 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7479 * dwarf2out.c (is_inlined_entry_point): Remove.
7480 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7481 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7483 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7484 * gimplify.c (gimplify_expr): Gimplify body blocks.
7485 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7486 block with multiple subblocks.
7487 (dump_scope_block): Prettier output; dump more flags and info.
7488 (dump_scope_blocks): New.
7489 (remove_unused_locals): Use dump_scope_blocks.
7490 * tree-flow.h (dump_scope_blocks): Declare.
7491 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7492 * stmt.c (is_body_block): Remove.
7493 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7494 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7496 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7499 * graphite.c (graphite_loop_normal_form): Do not call
7500 number_of_iterations_exit from a gcc_assert.
7502 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7504 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7505 jumps if COND is NULL.
7506 (find_cond_jump): New function.
7507 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7508 * config/s390/s390.md: Remove z10_cobra attribute value.
7510 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7512 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7513 force_const_mem returns NULL_RTX.
7515 2009-02-26 Jan Hubicka <jh@suse.cz>
7518 * cgraph.h (varpool_output_debug_info): Remove.
7519 * cgraphunit.c (varpool_output_debug_info): Remove.
7520 * dwarf2out.c (deferred_locations_struct): New struct
7521 (deferred_locations): New type.
7522 (deferred_locations_list): New static var.
7523 (deffer_location): New function.
7524 (gen_variable_die): Use it.
7525 (decls_for_scope): Output info on local static vars.
7526 (dwarf2out_finish): Process deferred locations.
7527 * varpool.c (varpool_output_debug_info): Remove.
7529 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7531 PR rtl-optimization/39241
7532 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7533 to subreg_offset_representable_p.
7535 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7537 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7538 execute function prototype. Get f and nregs from max_reg_num
7539 and get_insns. Remove the first backward pass as it's dead,
7540 guard the forward pass by flag_expensive_optimizations.
7541 (rest_of_handle_regmove): Delete.
7542 (pass_regmove): Replace it with regmove_optimize.
7544 2009-02-25 Martin Jambor <mjambor@suse.cz>
7546 PR tree-optimization/39259
7547 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7548 calls_alloca function flags.
7549 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7552 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7554 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7555 flags_set_1_rtx, flags_set_1_set): Delete.
7556 (regmove_optimize): Do not call mark_flags_life_zones.
7558 2009-02-24 Julian Brown <julian@codesourcery.com>
7561 * config/arm/arm.c (require_pic_register): Only set
7562 cfun->machine->pic_reg once per function.
7564 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7566 * doc/invoke.texi (Link Options): Document an easier way to pass
7567 options that take arguments to the GNU linker using -Xlinker and -Wl.
7569 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7572 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7574 2009-02-24 Richard Guenther <rguenther@suse.de>
7577 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7579 2009-02-24 Richard Guenther <rguenther@suse.de>
7580 Zdenek Dvorak <ook@ucw.cz>
7582 PR tree-optimization/39233
7583 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7584 from converting them to a generic type.
7586 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7588 PR tree-optimization/39260
7589 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7590 contains a condition with a real type.
7591 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7593 2009-02-23 Jason Merrill <jason@redhat.com>
7596 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7597 narrowing_initializer_constant_valid_p.
7598 (narrowing_initializer_constant_valid_p): Don't return
7599 null_pointer_node for adding a pointer to itself.
7601 2009-02-23 Jan Hubicka <jh@suse.cz>
7604 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7607 2009-02-23 Jan Hubicka <jh@suse.cz>
7609 PR tree-optimization/37709
7610 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7611 * tree.h (block_ultimate_origin): Declare.
7612 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7613 * tree-ssa-live.c (remove_unused_scope_block_p):
7614 Eliminate blocks containig no instructions nor live variables nor
7616 (dump_scope_block): New function.
7617 (remove_unused_locals): Enable removal of dead blocks by default;
7618 enable dumping at TDF_DETAILS.
7620 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7622 * config/i386/i386.c (classify_argument): Don't allow COImode
7624 (function_arg_advance_32): Don't allow OImode.
7625 (function_arg_32): Likewise.
7626 (function_value_32): Likewise.
7627 (return_in_memory_32): Likewise.
7628 (function_arg_64): Remove OImode comment.
7630 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7633 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7634 ix86_expand_vector_set for V4DImode in 64bit mode only.
7635 (ix86_expand_vector_init_one_var): Likewise.
7637 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7639 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7641 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7644 * loop-iv.c: Revert last change.
7645 * emit-rtl.c: Likewise.
7647 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7650 * config/i386/i386.c (type_natural_mode): Remove an extra
7651 space in the warning message.
7652 (function_value_32): Handle 32-byte vector modes.
7653 (return_in_memory_32): Likewise.
7655 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7657 * loop-iv.c (truncate_value): New function.
7658 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7660 (lowpart_subreg): Move to...
7661 * emit-rtl.c: ...here.
7663 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7665 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7666 accidental and undocumented change at revision 140860.
7668 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7670 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7671 take gimple_seq * arguments.
7672 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7673 types_compatible_p langhook.
7675 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7676 Joseph Myers <joseph@codesourcery.com>
7678 * config/arm/arm.c (arm_builtin_va_list): New function.
7679 (arm_expand_builtin_va_start): Likewise.
7680 (arm_gimplify_va_arg_expr): Likewise.
7681 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7682 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7683 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7684 (va_list_type): New variable.
7685 (arm_mangle_type): Mangle va_list_type appropriately.
7687 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7690 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7691 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7692 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7693 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7694 parameter to 1000 for -O1 by default.
7695 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7697 * loop-invariant.c: Include params.h.
7698 (move_loop_invariants): Don't call move_single_loop_invariants on
7701 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7703 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7704 offset when calculating bounds for indexing stack_usage_map. Fixes
7705 a buffer overflow with certain target setups.
7707 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7710 * calls.c (expand_call): Clear try_tail_call if caller and callee
7711 disagree in promotion of function return value.
7713 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7716 * c-common.c (c_determine_visibility): If visibility changed and
7717 DECL_RTL has been already set, call make_decl_rtl to update symbol
7720 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7723 * varasm.c (assemble_variable): Don't check DECL_NAME when
7724 globalizing a variable.
7726 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7729 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7730 expression before any __builtin_trap call.
7731 * c-typeck.c (build_function_call): Convert and check function
7732 arguments before generating a call to a trap. Evaluate the
7733 function arguments before the trap.
7735 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7738 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7739 (UNSPEC_FXAM_MEM): New unspec.
7740 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7741 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7742 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7744 2009-02-19 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/39207
7747 PR tree-optimization/39074
7748 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7749 storedanything_tree): New.
7750 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7751 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7752 (build_succ_graph): Add edges from STOREDANYTHING to all
7754 (init_base_vars): Initialize STOREDANYTHING.
7755 (compute_points_to_sets): Free substitution info after
7756 building the succ graph.
7757 (ipa_pta_execute): Likewise.
7759 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7761 (do_ds_constraint): Do not add to special var or non-pointer
7763 (type_could_have_pointers): Split out from ...
7764 (could_have_pointers): ... here. For arrays use the element type.
7765 (create_variable_info_for): Initialize may_have_pointers.
7766 (new_var_info): Likewise.
7767 (handle_lhs_call): Make the HEAP variable unknown-sized.
7768 (intra_create_variable_infos): Use a type with pointers for
7769 PARM_NOALIAS, make it unknown-sized.
7771 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7774 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7776 2009-02-18 Jason Merrill <jason@redhat.com>
7779 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7780 value if DECL_EXTERNAL.
7781 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7782 * target.h (gcc_target::binds_local_p): Clarify "module".
7783 * tree.h (TREE_PUBLIC): Clarify "module".
7785 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7788 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7789 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7791 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7794 * c.opt (Wabi): Support C and ObjC.
7797 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7799 * config/i386/i386.c (classify_argument): Warn once about the ABI
7800 change when passing union with long double.
7802 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7804 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7807 * c-parser.c (c_parser_compound_statement): Always enter and leave
7810 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7813 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7815 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7817 PR tree-optimization/36922
7818 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7819 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7822 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7824 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7827 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7829 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7831 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7833 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7836 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7837 Richard Sandiford <rdsandiford@googlemail.com>
7839 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7840 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7841 (loongson_biadd): ...this.
7843 2009-02-17 Richard Guenther <rguenther@suse.de>
7845 PR tree-optimization/39202
7846 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7847 a var make sure to follow existing collapses.
7849 2009-02-17 Richard Guenther <rguenther@suse.de>
7852 * langhooks.c (lhd_print_error_function): Check for NULL block.
7854 2009-02-17 Richard Guenther <rguenther@suse.de>
7856 PR tree-optimization/39204
7857 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7860 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7862 * config/soft-fp/double.h: Update from glibc CVS.
7864 2009-02-17 Richard Guenther <rguenther@suse.de>
7866 PR tree-optimization/39207
7867 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7868 strict-aliasing warnings for pointers pointing to NULL.
7870 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7873 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7874 skipping until next close brace.
7876 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7879 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7880 to function argument boundary.
7882 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7884 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7885 in the lea_add. Reload eventually constraints it properly.
7886 * config/picochip/constraints.md : Remove the target constraint
7887 "b", since it is not needed anymore.
7889 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7891 * gthr-dce.h: Uglify function parameter and local variable names.
7892 * gthr-gnat.h: Likewise.
7893 * gthr-mipssde.h: Likewise.
7894 * gthr-nks.h: Likewise.
7895 * gthr-posix95.h: Likewise.
7896 * gthr-posix.h: Likewise.
7897 * gthr-rtems.h: Likewise.
7898 * gthr-single.h: Likewise.
7899 * gthr-solaris.h: Likewise.
7900 * gthr-tpf.h: Likewise.
7901 * gthr-vxworks.h: Likewise.
7902 * gthr-win32.h: Likewise.
7904 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7907 * config/i386/i386.md: Restrict the new peephole2 to move
7908 between MMX/SSE registers.
7910 2009-02-15 Richard Guenther <rguenther@suse.de>
7913 2009-02-13 Richard Guenther <rguenther@suse.de>
7915 * configure.ac: Enable LFS.
7916 * configure: Re-generate.
7917 * config.in: Likewise.
7919 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7921 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7922 spu_srqwbyte, spu_srqwbytebc): Define.
7923 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7924 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7925 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7926 "shrqby_<mode>"): New insn-and-split patterns.
7927 * config/spu/spu.c (expand_builtin_args): Determine and return
7928 number of operands using spu_builtin_description data.
7929 (spu_expand_builtin_1): Use it.
7931 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7934 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7937 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7940 * config/i386/i386.c (override_options): Correct warning
7941 messages for -malign-loops, -malign-jumps and -malign-functions.
7943 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7946 * config/i386/i386.md: Restrict the new peephole2 to move
7947 between the general purpose registers.
7949 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7952 * config/i386/i386.c (type_natural_mode): Add a new argument.
7953 Return the original mode and warn ABI change if vector size is 32byte.
7954 (function_arg_advance): Updated.
7955 (function_arg): Likewise.
7956 (ix86_function_value): Likewise.
7957 (ix86_return_in_memory): Likewise.
7958 (ix86_sol10_return_in_memory): Likewise.
7959 (ix86_gimplify_va_arg): Likewise.
7960 (function_arg_32): Don't warn ABX ABI change here.
7961 (function_arg_64): Likewise.
7963 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7965 * loop-iv.c (implies_p): In the final case, test that operands 0
7966 of the two comparisons match.
7968 * config/bfin/bfin.c (find_prev_insn_start): New function.
7969 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7970 (find_next_insn_start): Move.
7972 2009-02-13 Richard Guenther <rguenther@suse.de>
7974 * configure.ac: Enable LFS.
7975 * configure: Re-generate.
7976 * config.in: Likewise.
7978 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7981 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7982 sizes on syntax error after some arguments have been parsed.
7984 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7986 * doc/invoke.texi (-fira): Remove.
7988 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7990 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7991 * recog.c: Likewise.
7994 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7996 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7997 (umul_ppmm): Likewise.
7998 (count_leading_zeros): Likewise.
7999 (count_trailing_zeros): Likewise.
8000 (UMUL_TIME): Likewise.
8002 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8004 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8005 soft-fp/t-softfp to tmake_file.
8007 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8008 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8009 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8010 IA64_BUILTIN_INFQ]: New.
8011 (ia64_init_builtins): Initialize __builtin_infq,
8012 __builtin_fabsq and __builtin_copysignq if not HPUX.
8013 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8014 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8016 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8018 (__fixtfti): Likewise.
8019 (__fixunstfti): Likewise.
8020 (__floattitf): Likewise.
8022 * config/ia64/libgcc-glibc.ver: New.
8023 * config/ia64/t-fprules-softfp: Likewise.
8024 * config/ia64/sfp-machine.h: Likewise.
8026 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8027 (LIBGCC2_TF_CEXT): Likewise.
8028 (TF_SIZE): Likewise.
8029 (TARGET_INIT_LIBFUNCS): Likewise.
8031 * config/ia64/t-glibc (SHLINB_MAPFILES):
8032 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8034 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8036 * config/i386/i386.c (construct_container): Rewrite processing
8037 BLKmode with X86_64_SSE_CLASS.
8039 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8042 * config/i386/i386.md: Replace simplify_replace_rtx with
8043 replace_rtx in the new peephole2.
8045 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8047 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8048 loop unrolling do not happen at -O2.
8050 2009-02-12 Michael Matz <matz@suse.de>
8052 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8054 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8056 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8059 2009-02-12 Ben Elliston <bje@au.ibm.com>
8061 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8062 patterns when updating the back chain. Missed in the 2009-02-10
8065 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8067 * doc/extend.texi (Decimal Floating Types): Update identifier of
8068 draft TR and list of missing support.
8070 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8073 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8074 bit to variable length decl's flags, add it also to its
8075 pointer replacement variable.
8077 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8078 Jakub Jelinek <jakub@redhat.com>
8081 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8082 (memory_blockage): New expander.
8083 (*memory_blockage): New insn pattern.
8084 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8085 instead of general blockage at the end of function prologue when
8086 frame pointer is used to access red zone area. Do not emit blockage
8087 when profiling, it is emitted in generic code.
8088 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8089 function epilogue when frame pointer is used to access red zone area.
8091 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8094 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8095 by arithmetic with memory operands.
8096 * config/i386/predicates.md (commutative_operator): New.
8098 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8100 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8103 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8105 * alias.h (record_alias_subset): Declare.
8106 * alias.c (record_alias_subset): Make global.
8108 2009-02-10 Nick Clifton <nickc@redhat.com>
8110 * tree-parloops.c: Change license to GPLv3.
8111 * ipa-struct-reorg.c: Change license to GPLv3.
8112 * ipa-struct-reorg.h: Change license to GPLv3.
8114 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8117 * c-decl.c (start_struct): Return NULL on error.
8119 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8122 * cfgloopmanip.c (remove_path): Call remove_bbs after
8123 cancel_loop_tree, not before it.
8126 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8127 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8128 VAR_DECLs were seen.
8129 * tree-ssa-live.c (remove_unused_locals): Recompute
8130 cfun->has_local_explicit_reg_vars.
8131 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8132 copies or clearings if cfun->has_local_explicit_reg_vars.
8134 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8137 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8138 of function prologue when frame pointer is used to access
8141 2009-02-10 Richard Guenther <rguenther@suse.de>
8144 * gimplify.c (gimple_regimplify_operands): Always look if
8145 we need to create a temporary.
8147 2009-02-10 Richard Guenther <rguenther@suse.de>
8149 PR tree-optimization/39132
8150 * tree-loop-distribution.c (todo): New global var.
8151 (generate_memset_zero): Trigger TODO_rebuild_alias.
8152 (tree_loop_distribution): Return todo.
8154 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8157 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8158 (x86_64_reg_class_name): Removed.
8159 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8160 first one isn't X86_64_SSE_CLASS or any other ones aren't
8161 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8162 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8163 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8164 and 3 X86_64_SSEUP_CLASS.
8165 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8166 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8168 2009-02-10 Ben Elliston <bje@au.ibm.com>
8170 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8171 form instruction to update the stack back chain word, even if the
8172 user has disabled the generation of update instructions.
8173 (movdi_<mode>_update_stack): New.
8174 (movsi_update_stack): Likewise.
8175 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8176 always use an update form instruction to update the stack back
8179 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8182 * graphite.c (if_region_set_false_region): After moving a region in
8183 the false branch of a condition, remove the empty dummy basic block.
8184 (gloog): Remove wrong fix for PR38953.
8186 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8188 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8189 generation due to implicit sign extension.
8191 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8194 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8195 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8197 2009-02-09 Richard Guenther <rguenther@suse.de>
8200 * convert.c (convert_to_real): Disable (float)fn((double)x)
8201 to fnf(x) conversion if errno differences may occur and
8202 -fmath-errno is set.
8204 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8206 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8207 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8208 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8210 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8213 * c-common.c (handle_alias_attribute): Disallow attribute for
8214 anything not a FUNCTION_DECL or VAR_DECL.
8216 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8219 * real.c (do_compare): Special-case compare of zero against
8220 decimal float value.
8222 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8225 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8226 as indicating flexible array members unless the field itself is
8227 being declarared as the incomplete array.
8229 2009-02-06 Jan Hubicka <jh@suse.cz>
8231 PR tree-optimization/38844
8232 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8235 2009-02-06 Richard Guenther <rguenther@suse.de>
8238 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8239 fork because we may expand it as __gcov_fork.
8241 2009-02-06 Nick Clifton <nickc@redhat.com>
8243 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8245 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8247 PR tree-optimization/35659
8248 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8249 vn_phi_eq): Shortcut if hashcode does not match.
8250 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8252 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8253 and avoid iterative_hash_expr.
8254 (FOR_EACH_VALUE_ID_IN_SET): New.
8255 (value_id_compare): Remove.
8256 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8257 sort expressions by value id.
8259 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8262 * config/sh/predicates.md (general_movsrc_operand): Don't check
8263 the subreg of system registers here.
8265 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8268 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8271 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8273 PR rtl-optimization/39110
8274 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8275 addresses, not aligned ones.
8277 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8278 Richard Guenther <rguenther@suse.de>
8280 PR tree-optimization/39100
8281 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8282 comment says and add edges.
8284 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8287 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8288 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8290 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8292 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8293 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8294 register_bb_in_sese, new_sese, free_sese): Moved.
8295 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8296 outermost_loop_in_scop, build_scop_iteration_domain,
8297 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8298 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8299 Use loop_in_sese_p instead of loop_in_scop_p.
8300 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8301 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8302 (scopdet_basic_block_info): Fix bug in scop detection.
8303 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8304 eq_loop_to_cloog_loop): Remove.
8305 (nb_loops_around_loop_in_scop, nb_loop
8306 ref_nb_loops): Moved here...
8307 * graphite.h (ref_nb_loops): ... from here.
8308 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8309 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8310 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8311 * testsuite/gcc.dg/graphite/scop-19.c: New
8313 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8314 Hans-Peter Nilsson <hp@axis.com>
8316 PR rtl-optimization/37889
8317 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8318 Move offset handling from PLUS to before the switch. Use new
8319 arguments when considering SYMBOL_REFs too.
8320 (rtx_addr_can_trap_p): Pass dummy offset and size.
8321 (enum may_trap_p_flags): Remove.
8322 (may_trap_p_1): Pass size from MEM_SIZE.
8324 PR rtl-optimization/38921
8325 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8326 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8327 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8328 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8330 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8332 AVX Programming Reference (January, 2009)
8333 * config/i386/sse.md (*vpclmulqdq): New.
8335 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8337 PR tree-optimization/38977
8338 PR gcov-profile/38292
8339 * calls.c (special_function_p): Disregard __builtin_ prefix.
8341 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8343 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8344 non-indexable addresses even before reload.
8346 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8349 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8350 as having variable size. Do not give an error for unnamed
8351 parameters with [*] declarators. Give a warning for type names
8352 with [*] declarators and mark them as variable size.
8353 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8354 for sizeof applied to [*] type names.
8356 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8359 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8361 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8363 * gcc.c (process_command): Update copyright notice dates.
8364 * gcov.c (print_version): Likewise.
8365 * gcov-dump.c (print_version): Likewise.
8366 * mips-tfile.c (main): Likewise.
8367 * mips-tdump.c (main): Likewise.
8369 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8372 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8373 for composite type involving a zero-length array type.
8375 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8378 * function.c (match_asm_constraints_1): Skip over
8379 initial optional % in the constraint.
8382 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8383 supported, don't accept FIXED_CSTs.
8384 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8385 and _Sat is used without _Fract/_Accum. Set specs->type to
8386 integer_type_node for cts_fract/cts_accum if fixed point is not
8389 2009-02-02 Catherine Moore <clm@codesourcery.com>
8391 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8393 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8395 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8396 (ABI_HAS_64BIT_SYMBOLS): Use it.
8397 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8399 2009-02-02 Paul Brook <paul@codesourcery.com>
8401 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8403 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8406 * recog.h (asm_operand_ok): Add constraints argument.
8407 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8408 recurse on matching constraint.
8409 (check_asm_operands): Pass constraints as 3rd argument to
8410 asm_operand_ok. Don't look up matching constraint here.
8411 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8414 2009-02-02 Ben Elliston <bje@au.ibm.com>
8416 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8417 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8419 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8421 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8422 information. Remove some obsolete information. Reorganize.
8424 * config/pa/fptr.c: Revert license to GPL 2.
8425 * config/pa/milli64.S: Likewise.
8427 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8430 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8431 LIBRARY name in, instead of hard-coding it.
8432 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8433 extra target make frag to tmake_files according to EH model.
8434 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8435 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8436 frags that define makefile variable EH_MODEL appropriately.
8437 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8438 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8439 to "-sjlj" according to type of EH configured.
8440 (LIBGCC_SONAME): Concatenate it to shared library base name.
8441 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8442 to "_sjlj" according to type of EH configured.
8443 (LIBGCC_SONAME): Concatenate it to shared library base name.
8444 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8445 (SHLIB_LINK): Add missing semicolon to if-else construct.
8446 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8447 string value of "pe_dll" command-line option.
8448 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8449 (SHLIB_SONAME): Use it when overriding t-cygming default.
8450 (SHLIB_IMPLIB): Override t-cygming default.
8451 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8452 string value of "pe_dll" command-line option.
8454 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8457 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8458 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8460 2009-01-31 Richard Guenther <rguenther@suse.de>
8462 PR tree-optimization/38937
8463 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8464 computing the transitive closure.
8466 2009-01-30 Richard Guenther <rguenther@suse.de>
8468 PR tree-optimization/39041
8469 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8470 Propagate variable indices only if the types match for this stmt.
8472 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8475 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8476 inline but never defined.
8478 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8480 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8481 (*insv_h_di_reg_extimm): New insn.
8482 (*insv_l<mode>_reg_extimm): New insn.
8484 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8486 * config/picochip/picochip.c (flag_conserve_stack): set
8487 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8488 fconserve-stack. Reduce call-overhead used by inliner.
8490 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8493 * common.opt (flag_conserve_stack): Initialised to zero.
8495 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8498 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8499 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8502 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8504 * ira-color.c (allocno_reload_assign): Update comments.
8505 * regmove.c (regmove_optimize): Likewise.
8509 2009-01-29 Robert Millan <rmh@aybabtu.com>
8511 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8512 * config/i386/kopensolaris-gnu.h: New file. Undefine
8513 `MD_UNWIND_SUPPORT'.
8514 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8516 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8518 PR tree-optimization/39007
8519 * tree-loop-distribution.c (generate_builtin): Use
8520 recompute_dominator to compute the immediate dominator of the
8521 basic block just after the loop.
8523 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8525 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8526 (ASM_OUTPUT_DWARF_PCREL): Define.
8528 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8530 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8531 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8532 global. Modify entries about regmove and IRA.
8534 * ra-conflict.c: Remove the file.
8536 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8538 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8539 (pass_regclass_init): Rename to pass_reginfo_init.
8541 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8543 * toplev.h (flag_ira): Remove.
8545 * caller-save.c (setup_save_areas): Remove flag_ira.
8547 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8549 * global.c: Remove the file.
8551 * opts.c (decode_options): Remove flag_ira.
8553 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8555 * regmove.c: Modify file description.
8556 (find_use_as_address, try_auto_increment): Define them only if
8557 AUTO_INC_DEC is defined.
8558 (replacement_quality, replace_in_call_usage, fixup_match_1,
8559 stable_and_no_regs_but_for_p): Remove.
8560 (reg_set_in_bb): Make it static.
8561 (regmove_optimize): Remove flag_ira and code which worked for
8564 * local-alloc.c: Remove the file.
8566 * common.opt (fira): Remove.
8568 * ira.c: Include except.h.
8569 (eliminable_regset): Move from global.c.
8570 (mark_elimination): Ditto. Remove flag_ira.
8571 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8572 equiv_mem_modified, validate_equiv_mem_from_store,
8573 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8574 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8575 no_equiv, recorded_label_ref): Move from local-alloc.c.
8576 (update_equiv_regs): Ditto. Make it static.
8577 (print_insn_chain, print_insn_chains): Move it from global.c.
8578 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8579 (build_insn_chain): Ditto. Make it static.
8580 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8581 Rename to init_live_subregs.
8582 (gate_ira): Remove flag_ira.
8584 * regclass.c: Rename reginfo.c. Change file description.
8585 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8586 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8587 (init_reg_sets_1): Remove code for evaluation of
8588 reg_class_superclasses and losing_caller_save_reg_set.
8589 (init_regs): Remove init_reg_autoinc.
8590 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8591 ok_for_base_p_nonstrict): Remove.
8592 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8593 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8594 corresponding entries.
8595 (dump_regclass, record_operand_costs, scan_one_insn,
8596 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8597 record_address_regs, auto_inc_dec_reg_p): Remove.
8598 (gt-regclass.h): Rename to gt-reginfo.h.
8600 * rtl.h (dump_global_regs, retry_global_alloc,
8601 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8603 * Makefile.in (RA_H): Remove.
8604 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8605 Rename regclass.o to reginfo.o.
8606 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8608 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8609 (GTFILES): Rename regclass.c to reginfo.c.
8611 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8612 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8614 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8615 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8617 (finish_spills): Ditto. Remove code for !flag_ira.
8619 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8622 * doc/invoke.texi (rtl debug options): Complete rewrite.
8623 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8625 * mode-switching.c (pass_mode_switching): Rename pass from
8626 "mode-sw" to "mode_sw".
8627 * except.c (pass_convert_to_eh_ranges): Rename pass from
8628 "eh-ranges" to "eh_ranges".
8629 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8633 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8634 Alexander Monakov <amonakov@ispras.ru>
8637 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8639 (move_exprs_to_boundary): Change return type and pass through
8640 should_move from move_op. Relax assert. Update usage ...
8641 (schedule_expr_on_boundary): ... here. Use should_move instead of
8643 (move_op_orig_expr_found): Indicate that insn was disconnected from
8645 (code_motion_process_successors): Do not call after_merge_succs
8646 callback if original expression was not found when traversing any of
8648 (code_motion_path_driver): Change return type. Update prototype.
8649 (move_op): Update comment. Add a new parameter (should_move). Update
8650 prototype. Set *should_move based on indication provided by
8651 move_op_orig_expr_found.
8653 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8655 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8656 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8657 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8658 * config/rs6000/rs6000.c (rs6000_override_options): Default
8659 avoid-indexed-addresses on for Power6, off for everything else.
8660 (avoiding_indexed_address_p): New function.
8661 (rs6000_legitimize_address): Use it.
8662 (rs6000_legitimate_address): Likewise.
8663 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8665 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8667 PR tree-optimization/38997
8668 * tree-loop-distribution.c (generate_memset_zero): Use
8669 POINTER_PLUS_EXPR for a pointer addition.
8671 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8673 * config/s390/s390.md (bswap<mode>2): New pattern added.
8675 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8677 * config/s390/s390.md (*tls_load_31): Added type attribute.
8679 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8681 * config/s390/s390.md: Fix a few comments.
8683 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8685 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8686 (*tm<mode>_full): Fixed z10prop attribute.
8687 (*tst<mode>_extimm): Fixed z10prop attribute.
8688 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8689 (*tstqiCCT_cconly): Fixed z10prop attribute.
8690 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8691 (*movsi_larl): Fixed z10prop attribute.
8692 (*movsi_zarch): Fixed z10prop attribute.
8693 (*movsi_eas): Fixed z10prop attribute.
8694 (*movhi): Fixed z10prop attribute.
8695 (*movqi): Fixed z10prop attribute.
8696 (*movstrictqi): Fixed z10prop attribute.
8697 (*mov<mode>): Fixed z10prop attribute.
8698 (*movcc): Fixed z10prop attribute.
8699 (*sethighpartdi_64): Fixed z10prop attribute.
8700 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8701 (*negdi2_sign_cc): Fixed z10prop attribute.
8702 (*negdi2_sign): Fixed z10prop attribute.
8703 (*absdi2_sign_cc): Fixed z10prop attribute.
8704 (*absdi2_sign): Fixed z10prop attribute.
8705 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8706 (*negabsdi2_sign): Fixed z10prop attribute.
8707 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8708 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8709 (doloop_si64): Fixed z10prop attribute.
8710 (doloop_si31): Fixed z10prop attribute.
8711 (doloop_long): Fixed z10prop attribute.
8712 (indirect_jump): Fixed z10prop attribute.
8713 (nop): Fixed z10prop attribute.
8714 (main_base_64): Fixed z10prop attribute.
8715 (reload_base_64): Fixed z10prop attribute.
8717 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8719 PR rtl-optimization/38740
8720 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8722 * config/mips/mips.c (mips_reorg): Likewise.
8724 2009-01-28 Richard Guenther <rguenther@suse.de>
8726 PR tree-optimization/38926
8727 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8728 with the correct value id to a value.
8729 (do_regular_insertion): Use the value number of edoubleprime
8730 for the value number of the expr.
8733 2008-08-21 Richard Guenther <rguenther@suse.de>
8735 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8736 a PHI ask VN if it is already available.
8737 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8738 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8740 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8743 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8744 set to varying whenever max has TREE_OVERFLOW set, similarly
8745 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8747 2009-01-28 Richard Guenther <rguenther@suse.de>
8750 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8751 uninitialized aggregate uses in call arguments.
8753 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8755 PR tree-optimization/38984
8756 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8757 the nothing_id variable if -fno-delete-null-pointer-checks.
8759 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8762 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8763 (set_got_offset_rex64): Ditto.
8765 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8768 * doc/extend.texi: Improve local variable with asm reg.
8770 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8772 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8773 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8774 was not supplied then set warn_packed_bitfield_compat to the
8776 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8779 2009-01-27 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/38503
8782 * cfgexpand.c (expand_gimple_basic_block): Ignore
8783 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8784 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8785 variables that cannot have TBAA applied.
8786 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8789 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8792 * calls.c (initialize_argument_information): Do not wrap complex
8793 arguments in SAVE_EXPR.
8795 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8797 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8798 (INSTALL_LIBGCC): Revert typo commit.
8800 2009-01-26 Richard Guenther <rguenther@suse.de>
8802 PR tree-optimization/38745
8803 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8804 from special handling.
8806 2009-01-26 Richard Guenther <rguenther@suse.de>
8808 PR tree-optimization/38745
8809 * tree-ssa.c (execute_update_addresses_taken): Do not include
8810 variables that cannot possibly be a register in not_reg_needs.
8811 Do not clear TREE_ADDRESSABLE on vars that may not become
8813 * tree-ssa.c (update_alias_info_1): Include those in the set
8814 of addressable vars.
8816 2009-01-26 Richard Guenther <rguenther@suse.de>
8819 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8820 * tree-ssa-dse.c: Include langhooks.h
8821 (execute_simple_dse): Remove stores with zero size.
8823 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8826 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8829 2009-01-24 Julian Brown <julian@codesourcery.com>
8831 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8832 config/arm/linux-atomic.c.
8833 * config/arm/linux-atomic.c: New.
8835 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8837 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8838 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8839 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8841 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8844 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8847 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8849 PR tree-optimization/38953
8850 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8851 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8852 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8853 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8856 2009-01-24 Paul Brook <paul@codesourcery.com>
8858 * config/arm/neon.md (neon_type): Move to arm.md.
8859 (neon_mov<VSTRUCT>): Add neon_type attribute.
8860 * config/arm/arm.md (neon_type): Move to here.
8861 (conds): Add "unconditioal" and use as default for NEON insns.
8863 2009-01-24 Ben Elliston <bje@au.ibm.com>
8865 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8866 void *' warning from -Wc++-compat.
8867 * Makefile.in (dominance.o-warn): Remove.
8869 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8871 PR tree-optimization/38932
8872 * fold-const.c (fold_unary_ignore_overflow): New.
8873 * tree.h (fold_unary_ignore_overflow): Declare.
8874 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8875 * tree-ssa-sccvn.c (visit_reference_op_load,
8876 simplify_unary_expression): Likewise.
8878 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8880 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8881 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8882 regardless of their type.
8883 * c-common.c (handle_packed_attribute): Don't ignore packed on
8885 * c.opt (Wpacked-bitfield-compat): New warning option.
8886 * stor-layout.c (place_field): Warn if offset of a field changed.
8887 * doc/extend.texi (packed): Mention the ABI change.
8888 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8889 (Warning Options): Add it to the list.
8891 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8893 * c-opts.c (c_common_post_options): Fix a typo in comments.
8895 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8898 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8899 variables to static.
8900 * doc/invoke.texi (-fmerge-all-constants): Update description.
8902 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8905 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8906 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8908 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8910 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8912 (LOCAL_ALIGNMENT): Similarly.
8914 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8915 Joseph Myers <joseph@codesourcery.com>
8917 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8918 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8919 * config/arm/arm-tune.md: Regenerate.
8920 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8923 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8925 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8926 version number to five.
8928 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8931 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8932 * c-common.c (set_underlying_type): Likewise.
8933 (is_typedef_decl ): Likewise
8935 (set_underlying_type): Likewise.
8936 (is_typedef_type): Likewise.
8938 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8941 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8944 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8947 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8948 (LIBGCC_SPEC): Don't define.
8949 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8951 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8953 PR rtl-optimization/38879
8954 * alias.c (base_alias_check): Unaligned access via AND address can
8955 alias all surrounding object types except those with sizes equal
8956 or wider than the size of unaligned access.
8958 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8961 * c-decl.c (clone_underlying_type): Move this ...
8962 * c-common.c (set_underlying_type): ... here.
8963 Also, make sure the function properly sets TYPE_STUB_DECL() on
8964 the newly created typedef variant type.
8965 (is_typedef_decl ): New entry point.
8966 * tree.h: Added a new member member_types_needing_access_check to
8967 struct tree_decl_non_common.
8968 (set_underlying_type): New entry point.
8969 (is_typedef_type): Likewise.
8971 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8973 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8974 Check whether two instructions have memory references that
8975 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8976 are helper functions for traversing.
8977 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8978 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8979 not to draw dependency edge for instructions with non-conflicting
8982 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8985 * longlong.h: Update copyright years. Use soft-fp license notice.
8986 Sync __clz_tab declaration with glibc.
8988 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8991 * doc/extend.texi (syscall_linkage): New.
8992 (version_id): Modify.
8994 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8995 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/38747
8998 PR tree-optimization/38748
8999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9000 conversion if the base address is an indirect reference and the
9001 aliasing sets could cause issues.
9003 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9005 * common.opt (fgraphite, fgraphite-identity): Add comment for
9006 explaining why these options are not documented.
9008 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9010 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9011 gimple_call_lhs is NULL.
9013 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9016 * emit-rtl.c (adjust_address_1): Make sure memref is never
9019 2009-01-20 Ben Elliston <bje@au.ibm.com>
9021 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9022 const qualifier from arg parameter. Remove unnecessary cast to char *.
9023 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9024 const qualifier from arg 2.
9026 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9028 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9030 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9033 * rtl.h (reinit_regs): New prototype.
9034 * regclass.c: Include ira.h.
9036 * Makefile.in (regclass.o): Add ira.h.
9037 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9039 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9042 * c-common.c (handle_aligned_attribute): Use
9043 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9044 default alignment value.
9046 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9048 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9049 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9051 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9052 __BIGGEST_ALIGNMENT__.
9054 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9056 2009-01-18 Richard Guenther <rguenther@suse.de>
9058 PR tree-optimization/38819
9059 * tree-flow.h (operation_could_trap_helper_p): Declare.
9060 * tree-eh.c (operation_could_trap_helper_p): Export.
9061 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9062 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9063 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9064 are about to insert a possibly trapping instruction and fail
9067 2009-01-18 Andreas Schwab <schwab@suse.de>
9069 * doc/install.texi (Configuration): Remove obsolete paragraph
9070 about use of --with-gnu-ld with --with-gnu-as.
9072 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9074 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9075 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9076 Follow spelling conventions.
9078 2009-01-18 Ben Elliston <bje@au.ibm.com>
9080 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9081 C++ warning about implicit conversion from void * to struct
9083 (bitmap_obstack_free): Likewise for bitmap_element *.
9084 * Makefile.in (bitmap.o-warn): Remove.
9086 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9088 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9090 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9091 Tobias Grosser <tobi.grosser@amd.com>
9093 * graphite.c (graphite_trans_scop_block): Do not block single
9096 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9098 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9099 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9100 test with assertion.
9102 2009-01-16 Richard Guenther <rguenther@suse.de>
9104 PR tree-optimization/38835
9106 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9107 and INT + PTR -> (INT)(PTR p+ INT) folding.
9108 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9110 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9113 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9114 the subreg from a lowpart subreg if it is also casting the value.
9116 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9117 Tobias Grosser <tobi.grosser@amd.com>
9119 * graphite.c (compare_prefix_loops): New.
9120 (build_scop_canonical_schedules): Rewritten.
9121 (graphite_transform_loops): Move build_scop_canonical_schedules
9122 after build_scop_iteration_domain.
9124 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9125 Tobias Grosser <tobi.grosser@amd.com>
9127 * graphite.c (add_conditions_to_domain): Add the loops to
9128 the dimension of the iteration domain. Do copy the domain
9129 only when it exists.
9130 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9131 (add_conditions_to_constraints): New.
9132 (can_generate_code_stmt, can_generate_code): Removed.
9133 (gloog): Do not call can_generate_code.
9134 (graphite_transform_loops): Call add_conditions_to_constraints
9135 after building the iteration domain.
9137 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9139 PR tree-optimization/38789
9140 * tree-ssa-threadedge.c
9141 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9142 __builtin_constant_p.
9144 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9146 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9147 examined before deleting them.
9149 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9151 * function.c (aggregate_value_p): Correctly extract the function
9152 type from CALL_EXPR_FN lookup.
9154 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9156 * config/picochip/picochip.c (picochip_override_options): Revert
9157 CFI asm flag disable commited previously.
9159 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9160 Tobias Grosser <tobi.grosser@amd.com>
9161 Jan Sjodin <jan.sjodin@amd.com>
9163 * graphite.c (scan_tree_for_params): On substractions negate
9164 all the coefficients of the term.
9165 (clast_to_gcc_expression_red): New. Handle reduction expressions
9166 of more than two operands.
9167 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9168 (get_vdef_before_scop): Handle also the case of default definitions.
9170 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9172 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9173 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9174 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9176 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9177 Joey Ye <joey.ye@intel.com>
9180 * cfgexpand.c (expand_stack_alignment): Don't update stack
9181 boundary nor check incoming stack boundary here.
9182 (gimple_expand_cfg): Update stack boundary and check incoming
9183 stack boundary here.
9185 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9187 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9189 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9191 PR rtl-optimization/38245
9192 * calls.c (expand_call): Add stack arguments to
9193 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9194 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9195 in regs and partially in memory or BLKmode arguments.
9196 (emit_library_call_value_1): Add stack arguments to
9197 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9198 ACCUMULATE_OUTGOING_ARGS).
9199 * dce.c: Include tm_p.h.
9200 (find_call_stack_args): New function.
9201 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9203 (mark_insn): Call find_call_stack_args for CALL_Ps.
9204 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9205 forwards. Allocate and free arg_stores bitmap if needed, pass it
9206 down to deletable_insn_p, don't mark stores set in arg_stores
9207 bitmap, clear the bitmap at the beginning of each bb.
9208 * Makefile.in (dce.o): Depend on $(TM_P_H).
9210 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9213 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9214 to make sure the insn is a conditional test (bug 22599). Reformat a
9217 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9220 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9221 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9222 (gloog): Do not call cleanup_tree_cfg.
9223 (graphite_transform_loops): Call cleanup_tree_cfg after all
9224 scops have been code generated.
9226 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9227 * doc/gty.texi (Invoking the garbage collector): Added new node
9228 and section documenting ggc_collect.
9230 2009-01-14 Richard Guenther <rguenther@suse.de>
9232 PR tree-optimization/38826
9234 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9235 initialization notes only if we actually emitted a warning.
9236 (intra_create_variable_infos): Add constraints for a result decl
9237 that is passed by hidden reference.
9238 (build_pred_graph): Mark all related variables non-direct on
9241 2009-01-14 Nick Clifton <nickc@redhat.com>
9243 * ira-conflicts.c: Include addresses.h for the definition of
9245 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9246 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9248 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9251 * Makefile.in (ira-lives.o): Add except.h.
9253 * ira-lives.c: Include except.h.
9254 (process_bb_node_lives): Process can_throw_internal.
9256 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9258 PR rtl-optimization/38774
9259 * combine.c (simplify_set): When undoing cc_use change, don't do
9260 PUT_CODE on the newly created comparison, but instead put back the
9263 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9265 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9266 values. Remove duplicate arm8 entry.
9268 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9270 PR tree-optimization/38786
9271 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9272 the SSA_NAME case of expand_scalar_variables_expr.
9273 Set the type of an expression to the type of its assign statement.
9274 (expand_scalar_variables_expr): Also gather the scalar computation
9275 used to index the memory access. Do not pass loop_p.
9276 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9277 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9278 the gimple_stmt_iterator where it inserts new code.
9280 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9281 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9283 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9285 * graphite.h (debug_value): Removed.
9286 * graphite.c (debug_value): Removed.
9288 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9290 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9291 ldrd/strd with two 32-bit instructions.
9293 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9295 * config/arm/arm.c (struct processors): Pass for speed down into
9296 cost helper functions.
9297 (const_ok_for_op): Handle COMPARE and inequality nodes.
9298 (arm_rtx_costs_1): Rewrite.
9299 (arm_size_rtx_costs): Update prototype.
9300 (arm_rtx_costs): Pass speed down to helper functions.
9301 (arm_slowmul_rtx_costs): Rework cost calculations.
9302 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9303 (arm_9e_rtx_costs): Likewise.
9305 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9307 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9308 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9309 (alpha_legitimize_address): Do not split local symbols wider than
9310 UNITS_PER_WORD into HIGH/LO_SUM parts.
9312 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9315 * gcc.c (process_command): Replace call to execvp with calls
9316 to pex_one and exit.
9318 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9321 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9322 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9323 variant for devices with 3-byte PC.
9324 (__tablejump_elpm__): New.
9326 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9329 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9330 offsetof member-designator, handle it as `[0].'.
9332 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9334 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9335 function when not using named sections on targets with named sections
9336 if branch distance is less than 262132.
9338 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9340 * combine.c (combine_instructions): Recompute
9341 optimize_this_for_speed_p for each BB in the main combine loop.
9343 2009-01-12 Tomas Bily <tbily@suse.cz>
9346 * tree-loop-distribution.c (prop_phis): New function.
9347 (generate_builtin): Call prop_phis.
9348 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9350 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9352 PR tree-optimization/38807
9353 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9354 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9356 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9358 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9359 subreg of op0 to the original op0.
9361 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9363 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9365 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9368 * mips-tfile.c (parse_def): Fix parsing of def strings
9369 starting with digits.
9371 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9374 * config/arm/arm.c (arm_is_long_call_p): Don't call
9375 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9377 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9379 * regrename.c (regrename_optimize): Fix dumping.
9380 (find_oldest_value_reg): Preserve REG_POINTER.
9381 (copy_hardreg_forward_1): Likewise.
9383 2009-01-09 Diego Novillo <dnovillo@google.com>
9385 * gimple.h (struct gimple_statement_base) <uid>: Document
9386 the restrictions on its use.
9388 (gimple_set_uid): Tidy.
9390 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9392 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9393 zero guard even if align_bytes != 0 and count is smaller than
9396 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9398 PR rtl-optimization/38495
9399 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9400 (add_range_and_copies_from_move_list): Print all added ranges.
9401 Add ranges to memory optimized destination.
9403 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9407 * config/i386/i386.c (override_options): Reject
9408 -mstringop-strategy=rep_8byte with -m32.
9409 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9410 to 1. Do count comparison against epilogue_size_needed at compile
9411 time even when count_exp was constant forced into register. For
9412 size_needed don't jump to epilogue, instead just avoid aligning
9413 and invoke the body algorithm. If need_zero_guard, add zero guard
9414 even if count is non-zero, but smaller than size_needed + number of
9415 bytes that could be stored for alignment.
9416 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9417 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9418 but smaller than size_needed + number of bytes that could be stored
9419 for alignment. Compare size_needed with epilogue_size_needed instead
9420 of desired_align - align, don't adjust size_needed, pass
9421 epilogue_size_needed to the epilogue expanders.
9424 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9426 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9428 * pa.c (last_address): Change to unsigned.
9429 (update_total_code_bytes): Change argument to unsigned. Don't
9430 check if insn addresses are set.
9431 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9432 addresses are not set.
9433 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9435 2009-01-09 Nick Clifton <nickc@redhat.com>
9437 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9438 DECL_DECLARED_INLINE_P.
9440 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9443 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9444 GET_MODE (op0) in operand_subword_force calls.
9447 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9448 fold_convert arg0 operands to TREE_TYPE (op0) first.
9450 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9452 * params.def (ira-max-conflict-table-size): Decrease default value
9455 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9457 PR tree-optimization/37031
9458 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9460 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9461 allocate it using gc instead of heap, use VEC_quick_push instead of
9463 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9464 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9465 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9466 allocated vector from heap allocated.
9467 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9468 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9469 vector only after perfect_loop_nest_depth call.
9471 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9472 Jan Sjodin <jan.sjodin@amd.com>
9474 PR tree-optimization/38559
9475 * graphite.c (debug_value, copy_constraint,
9476 swap_constraint_variables, scale_constraint_variable, ): New.
9477 (get_lower_bound, get_upper_bound): Removed.
9478 (graphite_trans_bb_strip_mine): Clean up this code that works
9479 only for constant number of iterations. Fully copy upper and
9480 lower bound constraints, not only the constant part of them.
9481 * graphite.h (debug_value): Declared.
9483 2009-01-08 Ira Rosen <irar@il.ibm.com>
9485 PR tree-optimization/37194
9486 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9487 Don't add the cost of cost model guard in prologue to scalar
9488 outside cost in case of known number of iterations.
9490 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9491 Alan Modra <amodra@bigpond.net.au>
9493 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9494 non-word-aligned REG+CONST addressing.
9496 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9499 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9500 free_after_compilation when outputting a thunk.
9501 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9502 Do not call free_after_compilation here.
9504 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9506 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9507 (ix86_valid_target_attribute_inner_p): Ditto.
9509 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9511 PR tree-optimization/38492
9512 PR tree-optimization/38498
9513 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9514 * tree-chrec.h (scev_is_linear_expression): Declared.
9515 * graphite.c (graphite_cannot_represent_loop_niter): New.
9516 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9517 (graphite_loop_normal_form): Use gcc_assert.
9518 (scan_tree_for_params): Use CASE_CONVERT.
9519 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9520 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9521 Use gcc_assert. Discard scops that contain unhandled cases.
9522 (build_scop_conditions): Return a boolean status for unhandled cases.
9523 (strip_mine_profitable_p): Print the loop number, not its depth.
9524 (is_interchange_valid): Pass the depth of the loop nest, don't
9525 recompute it wrongly.
9526 (graphite_trans_bb_block): Same.
9527 (graphite_trans_bb_block): Print tentative of loop blocking.
9528 (graphite_trans_scop_block): Do not print that the loop has been
9530 (graphite_transform_loops): Do not handle scops that contain condition
9533 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9535 AVX Programming Reference (December, 2008)
9536 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9537 (_mm256_stream_pd): Likewise.
9538 (_mm256_stream_ps): Likewise.
9540 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9541 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9542 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9543 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9544 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9545 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9546 (ix86_expand_special_args_builtin): Likewise.
9548 * config/i386/sse.md (AVXMODEDI): New.
9549 (avx_movnt<mode>): Likewise.
9550 (avx_movnt<mode>): Likewise.
9551 (<sse>_movnt<mode>): Remove AVX support.
9552 (sse2_movntv2di): Likewise.
9554 2009-01-07 Richard Guenther <rguenther@suse.de>
9557 * fold-const.c (extract_muldiv): Remove obsolete comment.
9558 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9559 to PLUS_EXPR canonicalization for the canonicalization.
9561 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9563 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9564 hosted cross-compilers generating less efficient code.
9566 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9568 * function.h (rtl_data): Add a dbr_scheduled_p field.
9569 * reorg.c (dbr_schedule): Set it.
9570 (gate_handle_delay_slots): Check it.
9571 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9572 (mips_reorg): Check flag_delayed_branch instead of
9573 mips_base_delayed_branch.
9574 (mips_override_options): Don't set mips_base_delayed_branch
9575 or flag_delayed_branch.
9577 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9579 PR rtl-optimization/38426.
9580 * ira.c (ira): Set current_function_is_leaf earlier.
9582 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9584 PR rtl-optimization/38722
9585 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9586 too early, only set a flag and modify after last possible
9589 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9592 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9593 * real.c (decimal_single_format): Correct values of emin and emax.
9594 (decimal_double_format): Ditto.
9595 (decimal_quad_format): Ditto.
9596 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9597 computation of DECnn_MIN and DECnn_MAX for corrected values of
9598 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9599 __DECnn_MIN__, and adjust its computation for the corrected value
9602 2009-01-06 Jan Hubicka <jh@suse.cz>
9605 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9607 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9609 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9610 Add Robert Clark to the list of testers.
9612 2009-01-06 Jan Hubicka <jh@suse.cz>
9613 Kai Tietz <kai.tietz@onevision.com>
9615 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9616 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9618 2009-01-06 Jan Hubicka <jh@suse.cz>
9619 Kai Tietz <kai.tietz@onevision.com>
9621 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9623 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9624 (ix86_nsaved_regs): Count only general purpose regs.
9625 (ix86_nsaved_sseregs): New.
9626 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9627 to 16 for w64; compute padding and size of sse reg save area.
9628 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9629 general purpose regs.
9630 (ix86_emit_save_sse_regs_using_mov): New.
9631 (ix86_expand_prologue): Save SSE regs if needed.
9632 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9633 (ix86_emit_restore_sse_regs_using_mov): New.
9634 (ix86_expand_epilogue): Save SSE regs if needed.
9636 2009-01-06 Jan Hubicka <jh@suse.cz>
9637 Kai Tietz <kai.tietz@onevision.com>
9639 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9640 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9641 functions when accumulate outgoing args is off.
9643 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9646 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9647 before using pseudos_have_intersected_live_ranges_p.
9649 * ira-int.h (ira_assert): Always define.
9651 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9653 AVX Programming Reference (December, 2008)
9654 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9655 (_mm256_permute2_pd): Likewise.
9656 (_mm_permute2_ps): Likewise.
9657 (_mm256_permute2_ps): Likewise.
9658 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9659 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9661 * config/i386/i386.c (ix86_builtins): Remove
9662 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9663 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9664 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9665 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9666 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9667 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9668 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9669 __builtin_ia32_vpermil2ps256.
9670 (ix86_init_mmx_sse_builtins): Updated.
9671 (ix86_expand_args_builtin): Likewise.
9673 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9675 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9676 long absolute calls when generating PA 2.0 code.
9678 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9680 PR rtl-optimization/38583
9681 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9683 * params.def (ira-max-conflict-table-size): New.
9685 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9687 * ira.h (ira_conflicts_p): New external definition.
9689 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9690 table. Report this. Return result of building.
9691 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9692 building conflict table.
9694 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9695 (ira_color): Use ira_conflicts_p.
9697 * global.c: Include ira.h.
9698 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9701 * Makefile.in (global.o): Add ira.h.
9703 * ira-build.c (mark_all_loops_for_removal,
9704 propagate_some_info_from_allocno): New.
9705 (remove_unnecessary_allocnos): Call
9706 propagate_some_info_from_allocno.
9707 (remove_low_level_allocnos): New.
9708 (remove_unnecessary_regions): Add parameter. Call
9709 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9710 parameter to remove_unnecessary_regions.
9711 (ira_build): Remove all regions but root if the conflict table was
9712 not built. Update conflict hard regs for allocnos crossing calls.
9714 * ira.c (ira_conflicts_p): New global.
9715 (ira): Define and use ira_conflicts_p.
9717 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9718 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9719 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9721 2009-01-06 Ben Elliston <bje@au.ibm.com>
9723 * gengtype-lex.l (YY_NO_INPUT): Define.
9725 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9728 * c-common.c (handle_vector_size_attribute): Also reject
9731 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9733 PR tree-optimization/38492
9734 * graphite.c (rename_map_elt, debug_rename_elt,
9735 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9736 rename_map_elt_info, eq_rename_map_elts,
9737 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9738 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9739 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9740 (sese_build_livein_liveouts): New.
9741 (new_sese, free_sese): New.
9742 (new_scop): Call new_sese.
9743 (free_scop): Call free_sese.
9744 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9745 (register_old_new_names): Renamed register_old_and_new_names.
9746 (register_scop_liveout_renames, add_loop_exit_phis,
9747 insert_loop_close_phis, struct igp,
9748 default_liveout_before_guard, add_guard_exit_phis,
9749 insert_guard_phis, copy_renames): New.
9750 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9751 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9752 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9753 (scop_adjust_phis_for_liveouts): New.
9754 (gloog): Call scop_adjust_phis_for_liveouts.
9756 * graphite.h (struct sese): Documented. Added fields liveout,
9758 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9759 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9760 (struct scop): Added field liveout_renames.
9761 (SCOP_LIVEOUT_RENAMES): New.
9763 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9765 PR tree-optimization/38510
9766 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9767 (translate_clast): Call recompute_all_dominators before
9769 (gloog): Call recompute_all_dominators before graphite_verify.
9771 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9772 Jan Sjodin <jan.sjodin@amd.com>
9774 PR tree-optimization/38500
9775 * graphite.c (create_sese_edges): Call fix_loop_structure after
9778 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9780 * config.gcc: Add m32r*-*-rtems*.
9781 * config/m32r/rtems.h: New file.
9783 2009-01-05 Ben Elliston <bje@au.ibm.com>
9785 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9786 (.po.pox): Likewise.
9787 (po/gcc.pot): Likewise.
9789 2009-01-04 David S. Miller <davem@davemloft.net>
9791 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9792 (STARTING_FRAME_OFFSET): Always set to zero.
9794 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9796 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9797 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9798 fixed-point types, and vectors of the same.
9800 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9802 * config/mips/sync.md (*mb_barrier): Rename to...
9803 (*memory_barrier): ...this.
9805 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9807 * doc/extend.texi (Function Attributes): Move @cindex after @item
9808 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9809 and put in alphabetical order. Fix 'target' name and put in order.
9810 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9813 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9815 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9816 (memory_barrier): Expand as unspec instead of unspec_volatile.
9817 Remove mem:BLK from insn operands. Use Pmode scratch register.
9818 (*memory_barrier): Define as unspec instead of unspec_volatile.
9819 Use (match_dup 0) as input operand.
9821 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9822 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9823 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9824 scratch register. Remove operand 1.
9825 (*stbar): Define as unspec instead of unspec_volatile.
9826 Use (match_dup 0) as input operand, remove (const_int 8).
9827 (*membar): Define as unspec instead of unspec_volatile.
9828 Use (match_dup 0) as input operand, remove input operand 2.
9830 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9831 (memory_barrier): Expand as unspec instead of unspec_volatile.
9832 Remove mem:BLK from insn operands. Use Pmode scratch register.
9833 (*memory_barrier): Define as unspec instead of unspec_volatile.
9834 Use (match_dup 0) as input operand.
9836 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9837 Remove mem:BLK from insn operands. Use Pmode scratch register.
9838 Set volatile flag on operand 0.
9839 (*memory_barrier): New insn pattern.
9841 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9843 (*memory_barrier): Use (match_dup 0) as input operand.
9845 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9846 Remove mem:BLK from insn operands. Use Pmode scratch register.
9847 Set volatile flag on operand 0.
9848 (*mb_internal): New insn pattern.
9850 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9852 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9855 * function.c (struct temp_slot): Move to the section of the file
9856 that deals with temp slots. Remove field 'address'.
9857 (temp_slot_address_table): New hash table of address -> temp slot.
9858 (struct temp_slot_address_entry): New struct, items for the table.
9859 (temp_slot_address_compute_hash, temp_slot_address_hash,
9860 temp_slot_address_eq, insert_temp_slot_address): Support functions
9862 (find_temp_slot_from_address): Rewrite to use the new hash table.
9863 (remove_unused_temp_slot_addresses): Remove addresses of temp
9864 slots that have been made available.
9865 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9866 worker function for remove_unused_temp_slot_addresses.
9867 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9868 Add the temp slot address to the address -> temp slot map.
9869 (update_temp_slot_address): Update via insert_temp_slot_address.
9870 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9871 (pop_temp_slots): Likewise.
9872 (init_temp_slots): Allocate the address -> temp slot map, or empty
9873 the map if it is already allocated.
9874 (prepare_function_start): Initialize temp slot processing.
9876 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9879 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9880 Calculate the size of all stack vars assuming no packing of stack
9881 vars will happen, replacing a quadratic algorithm with a linear one.
9883 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9886 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9889 2009-01-03 Diego Novillo <dnovillo@google.com>
9891 * doc/contrib.texi: Update contributions.
9893 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9896 * builtins.c (fold_builtin_memory_op): Give up if either operand
9897 is volatile. Set srctype or desttype to non-qualified version
9901 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9904 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9906 PR rtl-optimization/35805
9907 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9908 problem if fast dce is able to remove any instructions.
9909 * dce.c (dce_process_block): Fix dump message.
9911 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9914 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9916 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9919 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9920 * tree-pretty-print.c (op_code_prio): New function.
9921 (op_prio): No longer static. Use op_code_prio.
9922 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9923 Use op_prio and op_code_prio to determine if () should be
9924 printed around operand(s) or not.
9926 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9927 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9928 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9929 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9930 pp_character instead of pp_string for single letter printing.
9932 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9934 * doc/extend.texi: Fix '#pragma GCC option' typo.
9936 2009-01-02 Richard Guenther <rguenther@suse.de>
9938 * doc/install.texi (--enable-checking): Mention different
9940 (--enable-stage1-checking): Document.
9942 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9945 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9946 case to be an error.
9948 2009-01-02 Ben Elliston <bje@au.ibm.com>
9950 * config/fp-bit.h (pack_d): Constify argument.
9951 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9952 (isnan): Constify argument.
9956 (_fpadd_parts): Constify return type.
9957 (_fpmul_parts): Likewise.
9958 (_fpdiv_parts): Likewise.
9960 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9963 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9964 warn about overwriting initializer with side-effects or
9965 -Woverride-init if !IMPLICIT.
9966 (output_init_element): Likewise. Pass IMPLICIT down to
9968 (process_init_element): Add IMPLICIT argument. Pass it down
9969 to output_init_element.
9970 (push_init_element, pop_init_level, set_designator): Adjust
9971 process_init_element callers.
9972 (set_nonincremental_init, set_nonincremental_init_from_string):
9973 Adjust add_pending_init callers.
9974 (output_pending_init_elements): Adjust output_init_element callers.
9975 * c-tree.h (process_init_element): Adjust prototype.
9976 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9977 process_init_element callers.
9980 Copyright (C) 2009 Free Software Foundation, Inc.
9982 Copying and distribution of this file, with or without modification,
9983 are permitted in any medium without royalty provided the copyright
9984 notice and this notice are preserved.