1 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
3 * varasm.c: Do not include c-pragma.h.
4 * attribs.c: Do not incude c-common.h.
6 2009-05-01 Michael Matz <matz@suse.de>
8 * calls.c (initialize_argument_information): Handle SSA names like
9 decls with a non MEM_P DECL_RTL.
11 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
13 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
14 * ipa-utils.c: Likewise.
15 * ipa-type-escape.c: Likewise.
16 * cgraphunit.c Do not include c-common.h.
17 * ipa-pure-const.c: Likewise.
18 * tree-if-conv.c: Likewise.
19 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20 * ipa-struct-reorg.c: Likewise.
21 * tree-nomudflap.c: Likewise.
22 * tree-ssa-structalias.c: Likewise.
24 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
26 * store-motion.c: Many cleanups to make this pass a first-class
27 citizen instead of an appendix to gcse load motion. Add TODO list
28 to make this pass faster/cleaner/better.
30 (struct ls_expr): Post gcse.c-split cleanups.
31 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
32 "stores" field to "avail_stores".
33 (pre_ldst_mems): Rename to store_motion_mems.
34 (pre_ldst_table): Rename to store_motion_mems_table.
35 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
36 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
37 (ldst_entry): Rename to st_expr_entry, update users.
38 (free_ldst_entry): Rename to free_st_expr_entry, update users.
39 (free_ldst_mems): Rename to free_store_motion_mems, update users.
40 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
41 (first_ls_expr): Rename to first_st_expr, update users.
42 (next_ls_expr): Rename to next_st_expr, update users.
43 (print_ldst_list): Rename to print_store_motion_mems. Print names of
44 fields properly for store motion instead of names inherited from load
46 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
47 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
50 (ae_kill): Rename to st_kill, update users.
51 (ae_gen): Rename to st_avloc, update users.
52 (transp): Rename to st_transp, update users.
53 (pre_insert_map): Rename to st_insert_map, update users.
54 (pre_delete_map): Rename to st_delete_map, update users.
55 (insert_store, build_store_vectors, free_store_memory,
56 one_store_motion_pass): Update for abovementioned changes.
58 (gcse_subst_count, gcse_create_count): Remove.
59 (one_store_motion_pass): New statistics counters "n_stores_deleted"
60 and "n_stores_created", local variables.
62 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
65 (regvec, compute_store_table_current_insn): Remove.
66 (reg_set_info, reg_clear_last_set): Remove.
67 (compute_store_table): Use DF caches instead of local dataflow
70 2009-05-01 Joseph Myers <joseph@codesourcery.com>
72 * c-objc-common.c (c_tree_printer): Print identifiers with
73 pp_identifier, not pp_string. Mark "({anonymous})" for
75 * c-pretty-print.c (pp_c_ws_string): New.
76 (pp_c_cv_qualifier, pp_c_type_specifier,
77 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
78 pp_c_storage_class_specifier, pp_c_function_specifier,
79 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
80 pp_c_primary_expression, pp_c_postfix_expression,
81 pp_c_unary_expression, pp_c_shift_expression,
82 pp_c_relational_expression, pp_c_equality_expression,
83 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
84 use pp_string and pp_c_ws_string in place of pp_identifier and
85 pp_c_identifier for non-identifiers. Mark English strings for
87 * c-pretty-print.h (pp_c_ws_string): Declare.
89 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
90 Roland McGrath <roland@redhat.com>
92 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
94 (ENABLE_LD_BUILDID): New configuration option.
95 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
96 (LINK_BUILDID_SPEC): New macro.
97 (init_spec): If defined, prepend it between LINK_EH_SPEC and
99 * doc/install.texi: Document --enable-linker-build-id option.
100 * configure: Rebuild.
101 * config.in: Rebuild.
103 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
105 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
106 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
107 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
108 MIPS_GP_SAVE_AREA_SIZE.
109 * config/mips/mips.c (struct mips_frame_info): Update comment
110 before arg_pointer_offset and hard_frame_pointer_offset.
111 (mips_compute_frame_info): Update diagram before function: to
112 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
113 indicate the position of frame_pointer_rtx with -fstack-protector and
114 to show args_size. Don't allocate cprestore area for leaf functions
115 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
117 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
119 2009-04-30 Michael Matz <matz@suse.de>
121 PR tree-optimization/39955
122 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
124 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
126 * ira.c (setup_cover_and_important_classes): Use safe macro
127 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
129 * genpreds.c (write_tm_preds_h): Output suitable definition of
130 REG_CLASS_FOR_CONSTRAINT.
132 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
134 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
136 * bitmap.c (bitmap_descriptor): Likewise.
137 * ggc-common.c (loc_descriptor): Likewise.
138 * varray.c (varray_descriptor): Likewise.
139 * vec.c (vec_descriptor): Likewise.
141 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
143 * Makefile.in (dce.o): Add $(EXCEPT_H).
144 * dce.c: Include except.h and delete redundant vector definitions.
145 (deletable_insn_p): Return false for non-call insns that can throw
148 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
150 * gcse.c (ae_gen): Remove.
151 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
152 and make non-static function to make it available in store-motion.c.
153 Update call sites with search-and-replace.
154 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
155 extract_mentioned_regs, extract_mentioned_regs_helper,
156 find_moveable_store, compute_store_table, load_kills_store, find_loads,
157 store_killed_in_insn, store_killed_after, store_killed_before,
158 build_store_vectors, insert_insn_start_basic_block, insert-store,
159 remove_reachable_equiv_notes, replace_store_insn, delete_store,
160 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
161 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
162 * store-motion.c: ...new file. Also copy data structures from gcse.c
163 and clean up to remove parts not used by store motion.
164 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
165 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
167 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
170 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
171 when optimizing for size.
173 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
175 * gcse.c (gcse_constant_p): Fix typo in last change.
177 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
179 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
181 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
183 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
185 2009-04-29 James E. Wilson <wilson@codesourcery.com>
187 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
188 CONST_HIGH_PART result.
190 2009-04-29 Anatoly Sokolov <aesok@post.ru>
192 * config/avr/avr.c (initial_elimination_offset): Rename to
193 avr_initial_elimination_offset.
194 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
195 change return type to bool.
196 (avr_can_eliminate): New function.
197 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
198 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
199 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
200 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
201 avr_initial_elimination_offset.
202 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
203 (avr_initial_elimination_offset): Define.
205 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
206 Steven Bosscher <steven@gcc.gnu.org>
208 PR rtl-optimization/39938
209 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
210 * cfgrtl.c: Include insn-attr.h.
211 (rest_of_pass_free_cfg): New function.
212 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
213 * resource.c (init_resource_info): Remove call to df_analyze.
215 2009-04-29 Richard Guenther <rguenther@suse.de>
218 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
219 allow conversion to signed integers.
221 2009-04-29 Richard Guenther <rguenther@suse.de>
223 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
224 shifts of floating point vectors if the shift amount is
225 a constant multiple of the element size.
227 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
228 Michael Matz <matz@suse.de>
232 * tree-outof-ssa.c (emit_partition_copy): New function.
233 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
234 insert_part_to_rtx_on_edge): Perform the partition base var
235 copy using emit_partition_copy.
236 (insert_value_copy_on_edge): Convert constants to the right mode.
237 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
238 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
240 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
242 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
243 scan backwards to try to find a constant to initialize it.
245 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
246 insn before the loop_end instruction, don't look past labels.
248 2009-04-29 Richard Guenther <rguenther@suse.de>
251 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
252 loose type conversions.
253 (forward_propagate_addr_expr): Fix tuplification bug. Remove
254 stmts only if there are no uses of its definition.
256 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
258 * config/bfin/bfin.h (splitting_loops): Declare.
259 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
260 Reorder bit definitions to be ascending.
261 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
262 * config/bfin/bfin.c (splitting_loops): New variable.
263 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
264 (struct loop_info): Remove members INIT and LOOP_INIT.
265 (bfin_optimize_loop): Don't set them. Reorder the code that generates
266 the LSETUP sequence. Allow LC to be loaded from any register, but also
267 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
268 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
270 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
273 * config/bfin/bfin.md (movsi_insn): Refine constraints.
275 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
277 * Makefile.in (PLUGIN_VERSION_H): New.
278 (OBJS-common): Remove plugin-version.o.
279 (plugin.o): Depend on (PLUGIN_VERSION_H).
280 (plugin-version.o): Remove.
281 * configure: Regenerate
282 * configure.ac: Create plugin-version.h.
283 * gcc-plugin.h (plugin_gcc_version): Remove.
284 (plugin_default_version_check): Change signature.
285 * plugin-version.c: Remove.
286 * plugin.c: Include plugin-version.h.
287 (str_plugin_gcc_version_name): Remove.
288 (try_init_one_plugin): Pass gcc version to plugin_init.
289 (plugin_default_version_check): Both gcc and plugin versions are now
292 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
294 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
295 problematic last insns. Test for TYPE_CALL rather than CALL_P.
296 Remove special case testing for last insn of inner loops. Don't fail if
297 the loop ends with a jump, emit an extra nop instead.
299 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
300 DREGS rather than comparing directly. Remove code that tries to
301 account for latencies.
303 2009-04-29 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/39941
306 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
307 eliminating an indirect call.
309 2009-04-29 Richard Guenther <rguenther@suse.de>
311 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
312 parameter. Allow invariants as base if !require_lvalue.
313 (verify_gimple_assign_single): Adjust.
315 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
317 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
318 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
319 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
320 ssaddhi3_parts and sssubhi3_parts.
321 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
323 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
326 2009-04-28 Richard Guenther <rguenther@suse.de>
328 * tree-vect-loop.c (get_initial_def_for_induction): Use
329 correct types for pointer increment.
331 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
333 * toplev.c (print_version): Update GMP version string calculation.
335 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
337 PR rtl-optimization/39938
338 * resource.c (init_resource_info): Add call to df_analyze.
340 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
342 * config/alpha/alpha.md (usegp): Cast the result of
343 alpha_find_lo_sum_using_gp to enum attr_usegp.
344 * config/alpha/alpha.c (override_options): Remove end-of-structure
345 marker element from cpu_table. Use array size of cpu_table to handle
346 -mcpu and -mtune options.
347 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
349 2009-04-28 Joseph Myers <joseph@codesourcery.com>
351 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
352 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
354 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
356 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
357 * config/rs6000/option-defaults.h: ... here. New file.
358 (OPT_64, OPT_32): Define.
359 (MASK_64BIT): Define to 0 if not already defined.
360 (OPT_ARCH64, OPT_ARCH32): Define.
361 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
364 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
366 * config/arm/arm.c (arm_override_options): Emit error on using
369 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
371 PR rtl-optimization/39914
372 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
373 registers for allocnos created from user-defined variables only
376 2009-04-28 Richard Guenther <rguenther@suse.de>
379 * fold-const.c (fold_binary): Use distribute_real_division only
382 2009-04-28 Steve Ellcey <sje@cup.hp.com>
384 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
385 add hpux-stdint.h to tm_file.
386 (hppa[12]*-*-hpux11*): Ditto.
387 (ia64*-*-hpux*): Ditto.
388 * config/hpux-stdint.h: New.
389 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
390 __STDC_EXT__ for all compiles.
391 * config/pa/pa-hpux.h: Ditto.
392 * config/pa/pa-hpux10.h: Ditto.
393 * config/pa/pa-hpux11.h: Ditto.
395 2009-04-28 Catherine Moore <clm@codesourcery.com>
397 * debug.h (set_name): Add comment.
399 2009-04-28 Andrew Pinski <pinskia@gmail.com>
402 * config/darwin.c (machopic_gen_offset): Check
403 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
404 * config/arm/arm.c (require_pic_register): Likewise.
406 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
408 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
409 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
410 m32c_promote_prototypes): Delete.
412 2009-04-28 Michael Matz <matz@suse.de>
415 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
418 2009-04-28 Richard Guenther <rguenther@suse.de>
420 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
422 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
424 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
425 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
426 * config/arm/arm-tune.md: Regenerate.
428 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
430 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
431 block if there are complex incoming edges.
432 (sel_merge_blocks): Remove useless assert.
433 (sel_redirect_edge_and_branch): Check that edge was redirected.
434 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
435 (sel_find_rgns): Delete declaration.
436 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
437 the region when it is not a preheader.
439 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
442 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
444 2009-04-28 Richard Guenther <rguenther@suse.de>
446 * tree.h (SSA_NAME_VALUE): Remove.
447 (struct tree_ssa_name): Remove value_handle member.
448 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
449 array for jump threading.
450 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
452 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
453 * tree-flow.h (threadedge_initialize_values): Declare.
454 (threadedge_finalize_values): Likewise.
455 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
456 (SSA_NAME_VALUE): Define.
457 (threadedge_initialize_values): New function.
458 (threadedge_finalize_values): Likewise.
459 * tree-ssa-dom.c (ssa_name_values): New global variable.
460 (SSA_NAME_VALUE): Define.
461 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
463 2009-04-28 Ira Rosen <irar@il.ibm.com>
465 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
466 Use REPORT_VECTORIZED_LOCATIONS instead
467 REPORT_VECTORIZED_LOOPS.
468 * tree-vectorizer.c (vect_verbosity_level): Make static.
469 (vect_loop_location): Rename to vect_location.
470 (vect_set_verbosity_level): Update comment.
471 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
473 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
474 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
475 instead REPORT_UNVECTORIZED_LOOPS.
476 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
477 vect_loop_def to vect_external_def and vect_internal_def.
478 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
479 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
480 REPORT_UNVECTORIZED_LOCATIONS.
481 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
482 and vect_used_in_loop and to vect_unused_in_scope and
484 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
485 (vect_verbosity_level): Remove declaration.
486 (vect_analyze_operations): Likewise.
487 (vect_analyze_stmt): Declare.
488 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
489 REPORT_UNVECTORIZED_LOCATIONS.
490 (vect_get_loop_niters): Fix indentation.
491 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
492 (vect_analyze_loop_operations): New function.
493 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
494 vect_analyze_operations.
495 (vect_is_simple_reduction): Use new names.
496 (vectorizable_live_operation, vect_transform_loop): Likewise.
497 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
498 specify whether the data references can be a part of interleaving chain.
499 (vect_analyze_data_ref_dependence): Use new names.
500 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
501 (vect_create_addr_base_for_vector_ref): Remove redundant code.
502 * tree-vect-patterns.c (widened_name_p): Use new names.
503 (vect_recog_dot_prod_pattern): Likewise.
504 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
505 (process_use, vect_mark_stmts_to_be_vectorized,
506 vect_model_simple_cost, vect_model_store_cost,
507 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
508 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
509 vectorizable_operation, vectorizable_type_demotion,
510 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
511 vectorizable_condition): Likewise.
512 (vect_analyze_operations): Split into vect_analyze_loop_operations
514 (vect_analyze_stmt): ... new function.
515 (new_stmt_vec_info): Use new names.
516 (vect_is_simple_use): Use new names and fix comment.
517 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
518 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
520 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
523 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
524 and integer modes for x87 operands. Do not ICE for unsupported size,
525 generate error instead. Generate error for unsupported operand types.
526 ['z']: Do not handle HImode memory operands specially. Warning
527 for floating-point operands. Fallthru to 'Z' for unsupported operand
528 types. Do not ICE for unsupported size, generate error instead.
529 (output_387_binary_op): Use %Z to output operands.
530 (output_fp_compare): Ditto.
531 (output_387_reg_move): Ditto.
533 2009-04-28 Ben Elliston <bje@au.ibm.com>
538 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
540 * builtins.c (c_strlen): Do not warn here.
541 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
542 * c-common.c (pointer_int_sum): Take an explicit location.
543 Warn about offsets out of bounds.
544 * c-common.h (pointer_int_sum): Adjust declaration.
546 2009-04-27 Ian Lance Taylor <iant@google.com>
548 * collect2.c (is_ctor_dtor): Change type of ret field in struct
550 * dce.c (run_fast_df_dce): Change type of old_flags to int.
551 * df-core.c (df_set_flags): Change return type to int. Change
552 type of old_flags to int.
553 (df_clear_flags): Likewise.
554 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
555 (df_get_conditional_uses): Likewise.
556 * df.h (df_set_flags, df_clear_flags): Update declarations.
557 * dwarf2out.c (struct indirect_string_node): Change type of form
558 field to enum dwarf_form.
559 (AT_string_form): Change return type to enum dwarf_form.
560 * fixed-value.c (fixed_compare): Add cast to enum type.
561 * fwprop.c (update_df): Change 0 to VOIDmode.
562 * gensupport.c: Change 0 to UNKNOWN.
563 * gimple.h (gimple_cond_code): Add cast to enum type.
564 * haifa-sched.c (reemit_notes): Add cast to enum type.
565 * hooks.c (hook_int_void_no_regs): Remove function.
566 * hooks.h (hook_int_void_no_regs): Remove declaration.
567 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
568 * predict.c (combine_predictions_for_insn): Add casts to enum type.
569 * real.c (real_arithmetic): Add cast to enum type.
570 (real_compare): Likewise.
571 * target.h (struct gcc_target): Change return type of
572 branch_target_register_class to enum reg_class.
573 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
574 default_branch_target_register_class.
575 * targhooks.c (default_branch_target_register_class): New function.
576 * targhooks.h (default_branch_target_register_class): Declare.
577 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
578 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
580 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
582 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
583 vect_uninitialized_def. Change 0 to ERROR_MARK.
584 * tree-vect-stmts.c (supportable_widening_operation): Don't
585 initialize icode1 and icode2.
586 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
587 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
589 (cmn_err_flag_specs): Change 0 to STD_C89.
590 (cmn_err_char_table): Likewise.
591 * config/arm/arm.c (get_arm_condition_code): Change type of code
592 to enum arm_cond_code.
593 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
594 (IWMMXT_BUILTIN2): Likewise.
595 (neon_builtin_type_bits): Don't define typedef.
596 (neon_builtin_datum): Change type of bits field to int.
597 (arm_expand_neon_args): Add cast to enum type.
598 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
600 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
602 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
604 * config/mips/mips.md (jal_macro): Return enum constant.
605 (single_insn): Likewise.
606 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
608 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
610 * config/s390/s390.c (s390_tune_flags): Change type to int.
611 (s390_arch_flags): Likewise.
612 (s390_handle_arch_option): Change flags field of struct pta to int.
613 * config/s390/s390.h (s390_tune_flags): Update declaration.
614 (s390_arch_flags): Likewise.
615 * config/sh/sh.c (prepare_move_operands): Compare
616 tls_symbolic_operand result with enum constant.
617 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
618 (sh_expand_prologue): Add cast to enum type.
619 (sh_expand_epilogue): Likewise.
620 (tls_symbolic_operand): Change return type to enum tls_model.
621 (fpscr_set_from_mem): Add cast to enum type.
622 (legitimize_pic_address): Compare tls_symbolic_operand result with
624 (sh_target_reg_class): Change return type to enum reg_class.
625 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
627 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
628 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
629 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
630 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
631 (delayed_branch, tls_call_delay): Likewise.
632 (eligible_for_sibcall_delay): Likewise.
633 (eligible_for_return_delay): Likewise.
634 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
635 (spu_expand_builtin_1): Likewise.
637 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
638 for all types of conversions.
639 (output_init_element): Issue -Wc++-compat warning if needed when
640 initializing a bitfield with enum type.
641 * c-parser.c (c_parser_expression): Set original_type to
642 original_type of right hand operand of comman operator.
644 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
646 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
648 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
649 * doc/cpp.texi (Standard Predefined Macros)
650 (Implementation-defined behavior): Likewise.
651 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
652 * doc/gimple.texi (GIMPLE Exception Handling)
653 (@code{GIMPLE_ASSIGN}): Likewise.
654 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
655 * doc/invoke.texi (Warning Options, Optimize Options)
656 (AVR Options, Darwin Options): Likewise.
657 (Optimize Options): Reformulate -fwhole-program description.
658 * doc/loop.texi (Lambda): Likewise.
659 * doc/md.texi (Output Template, Define Constraints)
660 (Standard Names, Insn Splitting): Likewise.
661 * doc/options.texi (Option properties): Likewise.
662 * doc/passes.texi (Tree-SSA passes): Likewise.
663 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
664 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
665 (File Names and DBX): Likewise.
666 * doc/trouble.texi (Incompatibilities): Likewise.
668 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
670 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
671 instruction is correct.
673 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
675 Allow non-constant arguments to conversion intrinsics.
676 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
677 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
678 * spu.c (print_operand): Handle 'v' and 'w'.
679 (exp2_immediate_p, spu_gen_exp2): Define.
680 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
681 spu_convtf_1): Update parameter descriptions.
682 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
683 * constraints.md ('v', 'w'): New.
684 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
686 (i2f, I2F): New define_mode_attr.
687 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
688 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
689 fixuns_truncv4sfv4si2): Update to use mode attribute.
690 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
691 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
692 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
693 patterns for combine.
695 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
697 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
698 (cprop, hoist, pre, store_motion): New debug counters.
699 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
700 is not an RTL pass anymore.
701 (pass_profiling): Remove extern decl for pass removed in 2005.
702 (pass_gcse, pass_jump_bypass): Remove.
703 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
704 to 0 for clean state.
705 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
706 * cse.c (gate_handle_cse_after_global_opts,
707 rest_of_handle_cse_after_global_opts): New functions.
708 (pass_cse_after_global_opts): New pass, does local CSE.
709 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
710 (TV_CPROP): New timevar.
711 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
712 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
713 (gcse_main, recompute_all_luids): Remove.
714 (compute_hash_table_work): Call max_reg_num instead of reading
716 (cprop_jump): Don't set run_jump_opt_after_gcse.
717 (constprop_register): Always allow to alter jumps.
718 (cprop_insn): Likewise.
719 (do_local_cprop): Likewise.
720 (local_cprop_pass): Likewise. Return non-zero if something changed.
721 (cprop): Remove function, fold interesting bits into one_cprop_pass.
722 (find_implicit_sets): Add note about missed optimization opportunity.
723 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
724 pass_rtl_cprop execute function.
725 Don't bother tracking the pass number, each pass gets its own dumpfile
727 Always allow to alter jumpsand bypass jumps.
728 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
729 will just find no suitable set.
730 (pre_edge_insert): Fix dumping, this function is for PRE only.
731 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
732 pass_rtl_pre execute function.
733 (hoist_code): Return non-zero if something changed. Keep track of
734 substitutions and insertions for statistics gathering similar to PRE.
735 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
736 called from the pass_rtl_hoist execute function. Show pass statistics.
737 (compute_store_table): Use max_reg_num directly instead of using the
738 formerly global max_gcse_regno.
739 (build_store_vectors): Likewise.
740 (replace_store_insn): Fix dumping.
741 (store_motion): Rename to ...
742 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
743 pass, called from the pass_rtl_store_motion execute function. Keep
744 track of substitutions and insertions for statistics gathering similar
746 (bypass_jumps): Remove, fold interesting bits into ...
747 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
748 from the pass_rtl_cprop execute function.
749 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
750 pass_jump_bypass): Remove.
751 (gate_handle_gcse, rest_of_handle_gcse): Remove.
752 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
753 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
754 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
755 (gate_rtl_store_motion, execute_rtl_store_motion,
756 pass_rtl_store_motion): New.
757 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
758 make it clear that -fcse-skip-blocks is a no-op for backward compat.
759 * passes.c (init_optimization_passes): Remove pass_gcse and
760 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
761 and cse_after_global_opts in place of pass_gcse. Schedule cprop
762 instead of pass_jump_bypass.
764 2009-04-27 Richard Guenther <rguenther@suse.de>
767 * gimplify.c (gimplify_expr): If we are required to create
768 a temporary make sure it ends up as register.
770 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
773 * config/i386/i386.c (construct_container): Don't call
774 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
775 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
777 2009-04-27 Michael Matz <matz@suse.de>
779 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
780 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
781 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
782 (dump_replaceable_exprs): Take a bitmap.
783 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
785 (expand_gimple_basic_block): Likewise.
786 * tree-ssa-ter.c (struct temp_expr_table_d): Make
787 replaceable_expressions member a bitmap.
788 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
789 (mark_replaceable): Likewise.
790 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
791 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
793 2009-04-27 Richard Guenther <rguenther@suse.de>
795 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
796 (verify_stmts): Dispatch to gimple/type verification code.
797 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
798 issue with call argument types.
800 2009-04-27 Michael Matz <matz@suse.de>
802 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
803 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
806 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
807 Eric Botcazou <ebotcazou@adacore.com>
809 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
810 a label's basic block.
811 (mark_target_live_regs): Tidy and rework obsolete comments.
812 Change back DF problem to LIVE. If a label starts a basic block,
813 assume that all registers that used to be live then still are.
814 (init_resource_info): If a label starts a basic block, set its
815 BLOCK_FOR_INSN accordingly.
816 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
818 2009-04-27 Richard Guenther <rguenther@suse.de>
820 * tree-flow-inline.h (function_ann): Remove.
821 (get_function_ann): Likewise.
822 * tree-dfa.c (create_function_ann): Remove.
823 * tree-flow.h (struct static_var_ann_d): Remove.
824 (struct function_ann_d): Likewise.
825 (union tree_ann_d): Remove fdecl member.
826 (function_ann_t): Remove.
827 (function_ann, get_function_ann, create_function_ann): Remove
830 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
832 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
834 2009-04-27 Jan Hubicka <jh@suse.cz>
836 * ipa-pure-const.c (struct funct_state_d): New fields
837 state_previously_known, looping_previously_known; remove
839 (analyze_function): Use new fields.
840 (propagate): Avoid assumption that state_set_in_source imply
843 * tree-ssa-loop-niter.c (finite_loop_p): New function.
844 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
845 * cfgloop.h (finite_loop_p): Declare.
847 2009-04-26 Michael Matz <matz@suse.de>
849 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
851 2009-04-26 Michael Matz <matz@suse.de>
853 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
854 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
855 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
856 pass_mark_used_blocks): Remove.
857 * tree-optimize.c (pass_free_datastructures,
858 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
859 * passes.c (init_optimization_passes): Don't call
860 pass_mark_used_blocks, remove dead code.
862 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
864 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
865 * tree-ssa-live.h (register_ssa_partition): Likewise.
867 2009-04-26 Michael Matz <matz@suse.de>
870 * builtins.c (fold_builtin_next_arg): Handle SSA names.
871 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
872 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
874 (compare_pairs): Swap cost comparison.
875 (coalesce_ssa_name): Don't use change_partition_var.
876 * tree-nrv.c (struct nrv_data): Add modified member.
877 (finalize_nrv_r): Set it.
878 (tree_nrv): Use it to update statements.
879 (pass_nrv): Require PROP_ssa.
880 * tree-mudflap.c (mf_decl_cache_locals,
881 mf_build_check_statement_for): Use make_rename_temp.
882 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
883 * alias.c (find_base_decl): Handle SSA names.
884 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
885 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
886 * rtl.h (set_reg_attrs_for_parm): Declare.
887 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
888 to "optimized", remove unused locals at finish.
889 (execute_free_datastructures): Make global, call
890 delete_tree_cfg_annotations.
891 (execute_free_cfg_annotations): Don't call
892 delete_tree_cfg_annotations.
894 * ssaexpand.h: New file.
895 * expr.c (toplevel): Include ssaexpand.h.
896 (expand_assignment): Handle SSA names the same as register variables.
897 (expand_expr_real_1): Expand SSA names.
898 * cfgexpand.c (toplevel): Include ssaexpand.h.
899 (SA): New global variable.
900 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
902 (set_rtl): New helper function.
903 (add_stack_var): Deal with SSA names, use set_rtl.
904 (expand_one_stack_var_at): Likewise.
905 (expand_one_stack_var): Deal with SSA names.
906 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
907 before unique numbers.
908 (expand_stack_vars): Use set_rtl.
909 (expand_one_var): Accept SSA names, add asserts for them, feed them
910 to above subroutines.
911 (expand_used_vars): Expand all partitions (without default defs),
912 then only the local decls (ignoring those expanded already).
913 (expand_gimple_cond): Remove edges when jumpif() expands an
915 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
916 or remove abnormal edges. Ignore insns setting the LHS of a TERed
918 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
919 members of SA; deal with PARM_DECL partitions here; expand
920 all PHI nodes, free tree datastructures and SA. Commit instructions
921 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
922 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
923 info and statements at start, collect garbage at finish.
924 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
925 (VAR_ANN_PARTITION) Remove.
926 (change_partition_var): Don't declare.
927 (partition_to_var): Always return SSA names.
928 (var_to_partition): Only accept SSA names.
929 (register_ssa_partition): Only check argument.
930 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
932 (delete_var_map): Don't free it.
933 (var_union): Only accept SSA names, simplify.
934 (partition_view_init): Mark only useful SSA names as used.
935 (partition_view_fini): Only deal with SSA names.
936 (change_partition_var): Remove.
937 (dump_var_map): Use ssa_name instead of partition_to_var member.
938 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
940 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
941 (struct _elim_graph): New member const_dests; nodes member vector of
943 (set_location_for_edge): New static helper.
944 (create_temp): Remove.
945 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
946 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
947 (new_elim_graph): Allocate const_dests member.
948 (clean_elim_graph): Truncate const_dests member.
949 (delete_elim_graph): Free const_dests member.
950 (elim_graph_size): Adapt to new type of nodes member.
951 (elim_graph_add_node): Likewise.
952 (eliminate_name): Likewise.
953 (eliminate_build): Don't take basic block argument, deal only with
954 partition numbers, not variables.
955 (get_temp_reg): New static helper.
956 (elim_create): Use it, deal with RTL temporaries instead of trees.
957 (eliminate_phi): Adjust all calls to new signature.
958 (assign_vars, replace_use_variable, replace_def_variable): Remove.
959 (rewrite_trees): Only do checking.
960 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
961 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
962 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
963 contains_tree_r, MAX_STMTS_IN_LATCH,
964 process_single_block_loop_latch, analyze_edges_for_bb,
965 perform_edge_inserts): Remove.
966 (expand_phi_nodes): New global function.
967 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
968 functions, initialize new parameter, remember partitions having a
970 (finish_out_of_ssa): New global function.
971 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
972 don't reset in_ssa_p here, don't disable TER when mudflap.
973 (pass_del_ssa): Remove.
974 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
976 (execute_free_datastructures): Declare.
977 * Makefile.in (SSAEXPAND_H): New variable.
978 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
979 * basic-block.h (commit_one_edge_insertion): Declare.
980 * passes.c (init_optimization_passes): Move pass_nrv and
981 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
982 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
983 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
984 (redirect_branch_edge): Deal with super block when expanding, split
985 out jump patching itself into ...
986 (patch_jump_insn): ... here, new static helper.
988 2009-04-26 Michael Matz <matz@suse.de>
990 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
991 beyond num_ssa_names.
992 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
993 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
995 2009-04-26 Jakub Jelinek <jakub@redhat.com>
998 * fwprop.c (forward_propagate_asm): New function.
999 (forward_propagate_and_simplify): Propagate also into __asm, if it
1000 doesn't increase the number of referenced registers.
1003 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1005 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1007 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1008 note_nonlocal_vla_type for nonlocal VLAs.
1009 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1010 contains_remapped_vars, remap_vla_decls): New functions.
1011 (convert_nonlocal_reference_stmt): If not optimizing, call
1012 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1013 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1014 if it wasn't found in var_map.
1015 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1016 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1017 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1019 * gimplify.c (nonlocal_vlas): New variable.
1020 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1022 (gimplify_body): Create and destroy nonlocal_vlas.
1024 * dwarf2out.c (loc_descr_plus_const): New function.
1025 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1026 mem_loc_descriptor, loc_descriptor_from_tree_1,
1027 descr_info_loc, gen_variable_die): Use it.
1029 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1030 !TREE_STATIC VAR_DECLs.
1031 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1032 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1033 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1034 DECL_BY_REFERENCE is valid.
1035 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1036 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1037 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1038 Copy DECL_BY_REFERENCE.
1039 (struct nesting_copy_body_data): New type.
1040 (nesting_copy_decl): New function.
1041 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1042 if they have variable length.
1044 2009-04-26 Michael Matz <matz@suse.de>
1046 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1047 mark new temporaries for renaming.
1049 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1052 * c-decl.c (global_bindings_p): Return negative value.
1053 (c_variable_size): New. Based on variable_size from
1055 (grokdeclarator): Call c_variable_size not variable_size.
1057 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1061 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1063 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1064 Redefine it to just use mingw/include.
1065 (ASM_SPEC): Rules for -m32 and -m64.
1066 (LINK_SPEC): Use Likewise.
1067 (SPEC_32): New define.
1068 (SPEC_64): Likewise.
1069 (SUB_LINK_SPEC): Likewise.
1070 (MULTILIB_DEFAULTS): New define.
1071 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1072 Add multilib options.
1073 (MULTILIB_DIRNAMES): Likewise.
1074 (MULTILIB_OSDIRNAMES): Likewise.
1076 (INSTALL_LIBGCC): Likewise.
1078 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1081 * c-tree.h (enum c_inline_static_type): New.
1082 (record_inline_static): Declare.
1083 * c-decl.c (struct c_inline_static, c_inline_statics,
1084 record_inline_static, check_inline_statics): New.
1085 (pop_file_scope): Call check_inline_statics.
1086 (start_decl): Call record_inline_static instead of pedwarning
1087 directly for static in inline function.
1088 * c-typeck.c (build_external_ref): Call record_inline_static
1089 instead of pedwarning directly for static referenced in inline
1092 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1094 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1095 not new but only being rescanned.
1096 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1097 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1098 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1099 record_set_info, compute_set, grealloc): Remove.
1100 (recompute_all_luids): New function.
1101 (gcse_main): Don't compute sets, and don't do related memory
1102 allocations/free-ing. If something changed before the end of the
1103 pass, update LUIDs using recompute_all_luids.
1104 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1105 (free_gcse_mem): Don't free it either.
1106 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1107 Use the df insn LUIDs.
1108 (load_killed_in_block): Likewise.
1109 (compute_hash_table_work): Don't compute reg_set_in_block.
1110 (compute_transp): Use DF_REG_DEF_CHAINs.
1111 (local_cprop_pass): Don't use compute_sets and related functions.
1112 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1113 Use get_max_uid() instead of max_cuid.
1114 (insert_insn_end_basic_block, pre_insert_copy_insn,
1115 update_ld_motion_stores): Don't try to
1116 keep reg_set tables up to date.
1117 (pre_insert_copies): Use df insn LUIDs.
1118 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1119 (reg_set_info): Don't use extra bitmap argument.
1120 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1121 information to compute regs_set_in_block.
1122 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1123 (bypass_jumps): Don't use compute_sets and friends.
1125 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1128 * opts.c (undocumented_msg): Do not leave blank even with
1131 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1133 * c-decl.c (build_enumerator): Allow values folding to integer
1134 constants but not integer constant expressions with a pedwarn if
1137 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1140 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1141 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1142 type is an integer constant.
1144 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1147 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1150 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1153 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1154 with variably modified return type and no storage class
1155 specifiers, except for the case of nested functions. Distinguish
1156 extern declarations of functions with variably modified return
1157 types from those of objects with variably modified types.
1159 2009-04-25 Jan Hubicka <jh@suse.cz>
1161 * tree.c (list_equal_p): New function.
1162 * tree.h (list_equal_p): Declare.
1163 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1164 basic_block_def, basic_block, const_basic_block): New.
1165 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1166 (redirect_eh_edge): New function.
1167 (make_eh_edge_update_phi): EH edges are not abnormal.
1168 * except.c: Include tree-flow.h.
1169 (list_match): New function.
1170 (eh_region_replaceable_by_p): New function.
1171 (replace_region): New function.
1172 (hash_type_list): New function.
1173 (hash_eh_region): New function.
1174 (eh_regions_equal_p): New function.
1175 (merge_peers): New function.
1176 (remove_unreachable_regions): Verify EH tree when checking;
1178 (copy_eh_region_1): New function.
1179 (copy_eh_region): New function.
1180 (push_reachable_handler): New function.
1181 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1182 regions without label but with live RESX.
1183 * except.h (redirect_eh_edge_to_label): New.
1184 * tree-flow.h (redirect_eh_edge): New.
1185 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1186 basic_block_def, basic_block, const_basic_block): Remove.
1187 * Makefile.in (except.o): Add dependency on tree-flow.h
1188 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1189 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1192 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1195 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1196 on the destination of memcpy.
1198 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1200 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1201 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1202 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1204 2009-04-25 Jan Hubicka <jh@suse.cz>
1206 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1207 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1208 to be reached by different label than left.
1209 (update_eh_edges): Update comment; remove edge_to_remove if possible
1210 and return true if suceeded.
1211 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1212 (cleanup_eh): Compute sharing map.
1213 * except.c (remove_eh_handler_and_replace): Add argument if we should
1215 (remove_unreachable_regions): Update for label sharing.
1216 (label_to_region_map): Likewise.
1217 (get_next_region_sharing_label): New function.
1218 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1220 (remove_eh_handler): Update.
1221 (remove_eh_region_and_replace_by_outer_of): New function.
1222 * except.h (struct eh_region): Add next_region_sharing_label.
1223 (remove_eh_region_and_replace_by_outer_of,
1224 get_next_region_sharing_label): Declare.
1225 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1227 2009-04-25 Jan Hubicka <jh@suse.cz>
1229 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1230 insert code even if they are not critical.
1232 2009-04-25 Jan Hubicka <jh@suse.cz>
1234 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1235 (gimple_can_remove_branch_p): EH edges won't remove branch by
1237 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1238 updating of non-abnormal EH edges.
1239 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1240 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1241 (split_critical_edges): Split also edges where emitting code on them
1242 will lead to splitting later.
1244 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1245 H.J. Lu <hongjiu.lu@intel.com>
1248 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1249 the configured assembler supports fildq and fistpq mnemonics.
1250 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1251 * configure: Regenerated.
1254 * config/i386/i386.c (print_operand): Handle 'Z'.
1255 ['z']: Remove handling of special fild/fist suffixes.
1256 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1257 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1258 suffix of fild insn.
1259 (*floatsi<mode>2_vector_mixed): Ditto.
1260 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1261 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1262 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1263 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1264 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1266 2009-04-25 Ben Elliston <bje@au.ibm.com>
1268 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1269 the source of a set operation.
1271 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1273 * target.h (struct gcc_target): Add case_values_threshold field.
1274 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1275 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1276 * targhooks.c (default_case_values_threshold): New function.
1277 * targhooks.h (default_case_values_threshold): Declare function.
1278 * stmt.c (expand_case): Use case_values_threshold target hook.
1279 * expr.h (case_values_threshold): Remove declartation.
1280 * expr.c (case_values_threshold): Remove function.
1281 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1283 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1284 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1285 (avr_case_values_threshold): Declare as static.
1286 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1288 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1289 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1290 (mn10300_case_values_threshold): New function.
1292 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1294 * ira.c (setup_cover_and_important_classes): Add enum cast.
1296 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1298 * genpreds.c (write_enum_constraint_num): Output definition of
1299 CONSTRAINT_NUM_DEFINED_P macro.
1300 * ira.c (setup_cover_and_important_classes): Use
1301 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1303 2009-04-24 DJ Delorie <dj@redhat.com>
1305 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1306 __SH2A_SINGLE_ONLY__ also.
1308 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1310 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1311 (movdf_internal): Ditto.
1312 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1313 SFmode and DFmode constants.
1314 (ia64_print_operand): Add 'G' format for printing
1315 floating point constants.
1317 2009-04-24 Richard Guenther <rguenther@suse.de>
1319 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1320 from unsigned additions.
1322 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1324 * c-typeck.c (set_init_index): Allow array designators that are
1325 not integer constant expressions with a pedwarn if pedantic.
1327 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1329 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1330 zero if no overlap in nonzero bits between the operands.
1332 2009-04-24 Ian Lance Taylor <iant@google.com>
1334 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1335 (record_dead_and_set_regs): Likewise.
1336 * df.h (struct df_mw_hardreg): Change flags field to int.
1337 (struct df_base_ref): Likewise.
1338 (struct df): Change changeable_flags field to int.
1339 * df-scan.c (df_defs_record): Change clobber_flags to int.
1340 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1341 constants rather than #define macros.
1342 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1343 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1344 (enum dwarf_calling_convention): Likewise.
1345 (enum dwarf_line_number_x_ops): Likewise.
1346 (enum dwarf_call_frame_info): Likewise.
1347 (enum dwarf_source_language): Likewise.
1348 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1349 (add_calling_convention_attribute): Likewise.
1350 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1351 (combine_comparisons): Change compcode to int. Add cast to enum type.
1352 * genrecog.c (maybe_both_true_2): Change c to int.
1353 (write_switch): Likewise. Add cast to enum type.
1354 * gimplify.c (gimplify_omp_for): Handle return values from
1355 gimplify_expr using MIN rather than bitwise or.
1356 (gimplify_expr): Add cast to enum type.
1357 * ipa-prop.c (update_jump_functions_after_inlining): Change
1358 IPA_BOTTOM to IPA_JF_UNKNOWN.
1359 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1360 Add casts to enum type.
1361 (setup_cover_and_important_classes): Change cl to int. Add casts
1363 (setup_class_translate): Change cl and mode to int.
1364 (ira_init_once): Change mode to int.
1365 (free_register_move_costs): Likewise.
1366 (setup_prohibited_mode_move_regs): Add casts to enum type.
1367 * langhooks.c (add_builtin_function_common): Rework assertion that
1368 value fits bitfield.
1369 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1370 * omega.c (omega_do_elimination): Avoid math on enum types.
1371 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1372 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1373 int local to handle integral_argment value.
1374 * regmove.c (try_auto_increment): Change PUT_MODE to
1376 * reload.c (push_secondary_reload): Add casts to enum type.
1377 (secondary_reload_class, find_valid_class): Likewise.
1378 * reload1.c (emit_input_reload_insns): Likewise.
1379 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1380 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1381 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1383 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1384 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1386 (expand_complex_libcall): Add casts to enum type.
1387 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1388 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1389 with ERROR_MARK, not NUM_TREE_CODES.
1390 (vect_create_epilog_for_reduction): Likewise.
1391 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1392 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1393 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1395 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1396 vect_unused_in_loop. Change 0 to loop_vect.
1397 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1398 * var-tracking.c (get_init_value): Change return type to enum
1400 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1401 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1403 (arm_override_options): Add casts to enum type.
1404 (arm_emit_tls_decoration): Likewise.
1405 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1407 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1408 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1409 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1411 * config/s390/s390.c (code_for_builtin_64): Change to array of
1413 (code_for_builtin_31): Likewise.
1414 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1416 * config/sparc/sparc.c (sparc_override_options): Change value
1417 field in struct code_model to enum cmodel. In initializer change
1418 0 to NULL and add cast to enum type.
1420 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1421 Change all callers. Issue a -Wc++-compat warning using
1422 lhs_origtype if necessary.
1423 (convert_for_assignment): Issue -Wc++-compat warnings about
1424 invalid conversions to enum type on assignment.
1425 * c-common.h (build_modify_expr): Update declaration.
1427 2009-04-24 Nick Clifton <nickc@redhat.com>
1429 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1430 (function_arg_advance): Likewise.
1431 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1434 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1436 * config/s390/constraints.md ('I', 'J'): Fix condition.
1438 2009-04-24 Diego Novillo <dnovillo@google.com>
1440 * gengtype-parse.c (parse_error): Add newline after message.
1442 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1444 * config/i386/sse.md (avxmodesuffixs): Removed.
1445 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1446 (*avx_pinsr<ssevecsize>): This.
1448 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1450 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1451 follow chains of regs with a single definition, and allow expressions
1452 that are function_invariant_p.
1453 (simple_rhs_p): Allow expressions that are function_invariant_p.
1455 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1458 * fold-const.c (fold_cond_expr_with_comparison): When folding
1459 > and >= to MAX, make sure the MAX uses the same type as the
1460 comparison's operands.
1462 2009-04-24 Nick Clifton <nickc@redhat.com>
1464 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1465 addressing for DImode accesses.
1466 (frv_print_operand_address): Handle PLUS case.
1467 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1469 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1471 PR rtl-optimization/39794
1472 * alias.c (canon_true_dependence): Add x_addr argument.
1473 * rtl.h (canon_true_dependence): Adjust prototype.
1474 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1475 * cselib.c (cselib_invalidate_mem): Likewise.
1476 * gcse.c (compute_transp): Likewise.
1477 * dse.c (scan_reads_nospill): Likewise.
1478 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1479 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1480 canon_base_addr of the group, plus optional offset.
1481 (struct group_info): Rename canon_base_mem to
1483 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1484 canon_rtx of base_mem.
1486 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1488 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1489 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1491 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1493 * config/spu/spu-builtins.h: Delete file.
1495 * config/spu/spu.h (enum spu_builtin_type): Move here from
1497 (struct spu_builtin_description): Likewise. Add GTY marker.
1498 Do not use enum spu_function_code or enum insn_code.
1499 (spu_builtins): Add extern declaration.
1501 * config/spu/spu.c: Do not include "spu-builtins.h".
1502 (enum spu_function_code, enum spu_builtin_type_index,
1503 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1504 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1505 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1506 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1507 (spu_builtin_types): Make static. Add GTY marker.
1508 (spu_builtins): Add extern declaration with GTY marker.
1511 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1512 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1513 Check programmatically whether all parameters are scalar.
1515 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1517 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1519 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1520 assignment from the constructor either if the target is volatile.
1522 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1524 * config/arm/arm.md (insv): Do not share operands[0].
1526 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1528 * config/vxlib-tls.c (active_tls_threads): Delete.
1529 (delete_hook_installed): New.
1530 (tls_delete_hook): Don't delete the delete hook.
1531 (tls_destructor): Delete it here.
1532 (__gthread_set_specific): Adjust installing the delete hook.
1533 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1534 __gthread_leave_tsd_dtor_context.
1536 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1538 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1540 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1542 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1544 (alpha_rtx_costs): Ditto.
1545 (emit_unlikely_jump): Use add_reg_note.
1546 (emit_frame_store_1): Ditto.
1547 (alpha_expand_prologue): Ditto.
1548 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1549 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1551 2009-04-23 Nick Clifton <nickc@redhat.com>
1553 * config/v850/v850.md (epilogue): Remove suppressed code.
1554 (return): Rename to return_simple and remove test of frame size.
1555 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1556 to gen_return_simple.
1558 2009-04-22 Jing Yu <jingyu@google.com>
1561 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1563 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1566 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1567 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1568 value is a VECTOR_CST, the element type is the element type of the
1571 2009-04-22 DJ Delorie <dj@redhat.com>
1573 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1575 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1577 * alias.c (find_base_term): Move around LO_SUM case, so that
1578 CONST falls through into PLUS/MINUS handling.
1581 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1582 into 0, use omit_one_operand.
1584 2009-04-23 Ben Elliston <bje@au.ibm.com>
1586 * config/rs6000/linux-unwind.h (get_regs): Remove type
1587 puns. Change the type of `pc' to an array of unsigned ints and
1588 update all users. Constify frame24.
1590 2009-04-22 DJ Delorie <dj@redhat.com>
1592 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1593 declarations before code.
1594 (current_function_special_page_vector): Likewise.
1595 (m32c_expand_insv): Silence a warning.
1597 2009-04-21 Taras Glek <tglek@mozilla.com>
1599 * alias.c: Update GTY annotations to new syntax.
1600 * basic-block.h: Likewise.
1601 * bitmap.h: Likewise.
1602 * c-common.h: Likewise.
1603 * c-decl.c: Likewise.
1604 * c-parser.c: Likewise.
1605 * c-pragma.c: Likewise.
1606 * c-tree.h: Likewise.
1607 * cfgloop.h: Likewise.
1608 * cgraph.h: Likewise.
1609 * config/alpha/alpha.c: Likewise.
1610 * config/arm/arm.h: Likewise.
1611 * config/avr/avr.h: Likewise.
1612 * config/bfin/bfin.c: Likewise.
1613 * config/cris/cris.c: Likewise.
1614 * config/darwin.c: Likewise.
1615 * config/frv/frv.c: Likewise.
1616 * config/i386/i386.c: Likewise.
1617 * config/i386/i386.h: Likewise.
1618 * config/i386/winnt.c: Likewise.
1619 * config/ia64/ia64.h: Likewise.
1620 * config/iq2000/iq2000.c: Likewise.
1621 * config/mips/mips.c: Likewise.
1622 * config/mmix/mmix.h: Likewise.
1623 * config/pa/pa.c: Likewise.
1624 * config/pa/pa.h: Likewise.
1625 * config/rs6000/rs6000.c: Likewise.
1626 * config/s390/s390.c: Likewise.
1627 * config/sparc/sparc.c: Likewise.
1628 * config/xtensa/xtensa.c: Likewise.
1629 * cselib.h: Likewise.
1630 * dbxout.c: Likewise.
1631 * dwarf2out.c: Likewise.
1632 * except.c: Likewise.
1633 * except.h: Likewise.
1634 * fixed-value.h: Likewise.
1635 * function.c: Likewise.
1636 * function.h: Likewise.
1637 * gimple.h: Likewise.
1638 * integrate.c: Likewise.
1639 * optabs.c: Likewise.
1640 * output.h: Likewise.
1643 * stringpool.c: Likewise.
1644 * tree-data-ref.c: Likewise.
1645 * tree-flow.h: Likewise.
1646 * tree-scalar-evolution.c: Likewise.
1647 * tree-ssa-address.c: Likewise.
1648 * tree-ssa-alias.h: Likewise.
1649 * tree-ssa-operands.h: Likewise.
1652 * varasm.c: Likewise.
1653 * varray.h: Likewise.
1655 * coretypes.h: Do not define GTY macro if it is already defined.
1656 * doc/gty.texi: Update GTY documentation to new syntax.
1657 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1658 annotations on structs.
1659 * gengtype-parse.c: Likewise.
1661 2009-04-22 Mark Heffernan <meheff@google.com>
1663 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1665 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1667 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1670 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1672 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1673 the same as a PLUS without a shift. Increase the cost of a
1676 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1678 * Makefile.in: Update dependencies.
1679 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1680 * errors.h: Remove bogus comment about compatibility.
1681 (warning): Update declaration.
1682 * genautomata.c: Update all calls to warning.
1683 * gimple.c: Do not include errors.h. Include toplev.h.
1684 * tree-ssa-structalias.c: Do not include errors.h.
1685 * omega.c: Likewise.
1686 * tree-ssa-reassoc.c: Likewise.
1687 * config/spu/spu-c.c: Likewise.
1688 * config/spu/t-spu-elf: Update dependencies.
1690 2009-04-22 Richard Guenther <rguenther@suse.de>
1692 PR tree-optimization/39824
1693 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1694 make sure the types are compatible.
1696 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1699 * c-common.c (c_parse_error): Take a token_flags parameter.
1700 Use token_type for the token type instead.
1701 Pass token_flags to cpp_type2name.
1702 * c-common.h (c_parse_error): Update declaration.
1703 * c-parser.c (c_parser_error): Pass 0 as token flags.
1705 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1707 PR rtl-optimization/39580
1708 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1710 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1712 * function.c (expand_function_end): Do not emit a jump to the "naked"
1713 return label for fall-through returns.
1714 * except.c (sjlj_emit_function_exit): Always place the call to the
1715 unregister function at the location installed by expand_function_end.
1717 2009-04-22 Richard Guenther <rguenther@suse.de>
1719 PR tree-optimization/39845
1720 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1721 (gen_inbound_check): Likewise.
1723 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1725 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1727 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1728 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1730 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1732 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1733 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1734 shift counts to avoid out-of-bounds array accesses.
1736 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1738 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1739 (Pmode): Move above.
1741 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1743 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1744 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1745 GET_CODE macro. Use IN_RANGE macro where appropriate.
1746 * config/alpha/alpha.h: Ditto.
1747 * config/alpha/alpha.md: Ditto.
1748 * config/alpha/constraints.md: Ditto.
1749 * config/alpha/predicates.md: Ditto.
1751 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1753 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1754 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1755 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1756 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1757 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1758 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1759 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1760 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1761 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1762 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1763 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1764 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1765 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1766 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1767 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1768 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1769 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1770 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1771 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1772 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1773 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1774 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1775 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1776 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1777 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1778 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1779 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1781 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1783 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1784 references from comments.
1785 * cfgbuild.c: (count_basic_blocks): Delete.
1786 (find_basic_blocks_1): Delete.
1787 (find_basic_blocks): Delete.
1788 * except.c (finish_eh_generation): Make static. Move comment from
1789 except.h here. Remove find_basic_blocks references from comments.
1790 * except.h (finish_eh_generation): Delete.
1791 * basic-block.h (find_basic_blocks): Delete.
1792 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1794 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1796 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1797 (sdbout_parms): Likewise.
1799 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1801 * config/sh/sh.c (prepare_cbranch_operands): Use
1802 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1803 (expand_cbranchdi4): Likewise.
1804 (from_compare): Add cast to enum type.
1805 (expand_cbranchsi4): Use add_reg_note.
1806 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1807 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1808 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1809 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1810 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1811 instead of CODE_FOR_nothing.
1812 (cbranchdi4): Likewise. Fix the order of arguments for
1814 (push_fpscr): Use add_reg_note.
1815 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1816 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1818 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1820 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1821 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1822 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1823 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1824 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1825 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1826 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1827 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1828 config/alpha/x-vms, config/arc/t-arc,
1829 config/arm/README-interworking, config/arm/arm-c.c,
1830 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1831 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1832 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1833 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1834 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1835 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1836 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1837 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1838 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1839 config/cris/t-elfmulti, config/crx/t-crx,
1840 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1841 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1842 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1843 config/h8300/t-h8300, config/i386/athlon.md,
1844 config/i386/darwin-libgcc.10.4.ver,
1845 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1846 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1847 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1848 config/i386/t-linux64, config/i386/t-nwld,
1849 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1850 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1851 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1852 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1853 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1854 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1855 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1856 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1857 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1858 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1859 config/m68k/t-uclinux, config/mcore/t-mcore,
1860 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1861 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1862 config/mips/crtn.asm, config/mips/irix-crti.asm,
1863 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1864 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1865 config/mips/mips-fixed.md, config/mips/sb1.md,
1866 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1867 config/mips/t-iris6, config/mips/t-isa3264,
1868 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1869 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1870 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1871 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1872 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1873 config/mn10300/t-linux, config/mn10300/t-mn10300,
1874 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1875 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1876 config/picochip/libgccExtras/clzsi2.asm,
1877 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1878 config/rs6000/darwin-libgcc.10.4.ver,
1879 config/rs6000/darwin-libgcc.10.5.ver,
1880 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1881 config/rs6000/t-aix43, config/rs6000/t-aix52,
1882 config/rs6000/t-darwin, config/rs6000/t-fprules,
1883 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1884 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1885 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1886 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1887 config/rs6000/t-rtems, config/rs6000/t-spe,
1888 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1889 config/score/t-score-elf, config/sh/divcost-analysis,
1890 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1891 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1892 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1893 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1894 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1895 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1896 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1897 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1898 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1899 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1900 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1901 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1902 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1903 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1904 * config/h8300/genmova.sh: Include copyright and license notices
1905 in generated output.
1906 * config/h8300/mova.md: Regenerate.
1907 * doc/install.texi2html: Include word "Copyright" in copyright
1908 notice and use name "Free Software Foundation, Inc.".
1909 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1910 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1911 ChangeLog-2007, ChangeLog-2008: Correct dates.
1913 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1915 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1916 NE_EXPR operations as well.
1917 * c-parser.c (c_parser_condition): Do not set location information on
1919 (c_parser_conditional_expression): Likewise.
1920 (c_parser_binary_expression): Set location information on operators.
1921 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1922 TRUTH_NOT_EXPR has been folded.
1923 * fold-const.c (fold_truth_not_expr): Copy location information from
1924 the incoming expression to the outgoing one.
1925 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1926 recursive calls on the LHS of the operator but pass that of the
1927 operator to recursive calls on the RHS of the operator. Set it
1929 (shortcut_cond_expr): Set the locus of the operator on the second
1930 COND_EXPR and that of the expression on the first in degenerate cases.
1931 Pass the locus of the expression to calls to shortcut_cond_r.
1932 Set the locus of the 'then' block on the associated jump, if any.
1933 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1934 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1935 expression to call to gimplify_boolean_expr.
1937 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1939 * config.gcc: Add additional configuration for
1940 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1941 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1942 (CPP_SPEC): Redefine for allowing -municode option.
1943 (STARTFILE_SPEC): Likewise.
1944 * config/i386/t-mingw-w64: New.
1945 * config/i386/mingw-w64.opt: New.
1946 (municode): Add new target option.
1947 * doc/invoke.texi (municode): Add documentation for new option.
1949 2009-04-21 Ian Lance Taylor <iant@google.com>
1951 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1952 Correct test for number of arguments.
1953 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1955 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1957 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1958 argument of emit_library_call.
1960 2009-04-21 Richard Guenther <rguenther@suse.de>
1963 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1964 inside VIEW_CONVERT_EXPRs.
1966 2009-04-21 Martin Jambor <mjambor@suse.cz>
1968 * tree-switch-conversion.c (build_constructors): Split a long line.
1969 (constructor_contains_same_values_p): New function.
1970 (build_one_array): Create assigns of constants if possible, do not
1971 call mark_sym_for_renaming, call update_stmt.
1972 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1973 make_rename_temp. Do not call mark_symbols_for_renaming, call
1975 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1976 find_new_referenced_vars, call update_stmt.
1977 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1978 instead of calling make_rename_temp. Do not call
1979 find_new_referenced_vars or mark_symbols_for_renaming, call
1982 2009-04-21 Richard Guenther <rguenther@suse.de>
1984 PR tree-optimization/39827
1985 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1986 (tree_ssa_phiprop): Pass the correct array size.
1988 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1990 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1992 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1995 * c-typeck.c (lvalue_p): Move declaration ...
1996 * c-common.h (lvalue_p): ... to here.
1997 * c-common.c (candidate_equal_p): New.
1998 (add_tlist): Use it.
1999 (merge_tlist): Use it.
2000 (warn_for_collisions_1): Likewise.
2001 (warning_candidate_p): Accept more candidates.
2002 (verify_tree): A warning candidate can be an expression. Use
2005 2009-04-21 Ben Elliston <bje@au.ibm.com>
2008 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2009 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2010 options. Remove -mcall-solaris documentation.
2012 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2015 * doc/invoke.texi (-Wlong-long): Update description.
2016 * c-lex (interpret_integer): Only warn if there was no previous
2017 overflow and -Wlong-long is enabled.
2018 * c-decl.c (declspecs_add_type): Drop redundant flags.
2019 * c.opt (Wlong-long): Init to -1.
2020 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2021 and front-end warn_long_long. Wlong-long only depends on other
2022 flags if it is uninitialized.
2023 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2024 the same for CPP and FE.
2025 (restore_extension_diagnostics): Likewise.
2027 2009-04-20 Ian Lance Taylor <iant@google.com>
2029 Fix enum conversions which are invalid in C++:
2030 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2031 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2032 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2033 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2034 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2035 (dbxout_parms): Likewise.
2036 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2037 (df_clear_flags): Likewise.
2038 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2039 top_flag parameter to int.
2040 (df_chain_create_bb_process_use): Likewise.
2041 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2043 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2044 (df_ref_create_structure, df_def_record_1): Likewise.
2045 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2046 (df_notes_rescan): Change 0 to VOIDmode in function call.
2047 (df_get_call_refs, df_insn_refs_collect): Likewise.
2048 (df_bb_regs_collect): Likewise.
2049 (df_entry_block_defs_collect): Likewise.
2050 (df_exit_block_uses_collect): Likewise.
2051 * df.h: Update declarations.
2052 * double-int.c (double_int_divmod): Add cast to enum type.
2053 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2054 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2055 (based_loc_descr): Likewise.
2056 (loc_descriptor_from_tree_1): Change first_op and second_op to
2057 enum dwarf_location_atom. Add cast to enum type.
2058 * expmed.c (init_expmed): Change 0 to SET in function call.
2059 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2060 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2061 (do_store_flag): Likewise.
2062 * fixed-value.h (struct fixed_value): Change mode to enum
2064 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2065 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2067 (insert_insn_decl, insert_decl, insert_state): Likewise.
2068 (automata_list_finish): Likewise.
2069 * genrecog.c (process_define_predicate): Add cast to enum type.
2070 * gensupport.c (init_predicate_table): Add cast to enum type.
2071 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2073 (gimple_build_call_1, gimple_build_label): Likewise.
2074 (gimple_build_goto, gimple_build_asm_1): Likewise.
2075 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2076 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2077 (enum fallback): Rename from enum fallback_t.
2078 (fallback_t): Typedef as int.
2079 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2080 GSI_SAME_STMT in function call.
2081 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2083 (setup_reg_class_relations): Likewise.
2084 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2085 (setup_prohibited_class_mode_regs): Add cast to enum type.
2086 (setup_prohibited_mode_move_regs): Likewise.
2087 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2088 (record_address_regs): Change i to enum reg_class.
2089 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2090 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2091 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2092 (GET_MODE_2XWIDER_MODE): Likewise.
2093 (GET_CLASS_NARROWEST_MODE): Likewise.
2094 * omp-low.c (expand_omp_for): Add cast to enum type.
2095 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2096 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2097 * postreload.c (reload_cse_simplify_operands): Change rclass local
2099 * predict.c (combine_predictions_for_insn): Change best_predictor
2100 and predictor to enum br_predictor.
2101 (combine_predictions_for_bb): Likewise.
2102 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2103 use SET_PREDICT_EXPR_OUTCOME.
2104 * real.c (real_arithmetic): Change icode to code in function call.
2105 * reginfo.c (init_move_cost): Add casts to enum type.
2106 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2107 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2109 * reload.c (find_valid_class): Add casts to enum type.
2110 (push_reload): Change 0 to NO_REGS in function call.
2111 (find_reloads): Change this_alternative to array of enum
2112 reg_class. Remove some now-unnecessary casts.
2113 (make_memloc): Change 0 to VOIDmode in function call.
2114 * reload1.c (reload): Change 0 to VOIDmode in function call.
2115 (eliminate_regs_1, elimination_effects): Likewise.
2116 (eliminate_regs_in_insn): Likewise.
2117 (emit_input_reload_insns): Add cast to enum type.
2118 (delete_output_reload): Change 0 to VOIDmode in function call.
2119 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2120 to enum type in function call.
2121 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2122 (SET_PREDICT_EXPR_OUTCOME): Define.
2123 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2124 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2125 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2126 (dump_function): Likewise.
2127 * tree-dump.h: Update declarations.
2128 * tree-pass.h: Update declarations.
2129 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2130 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2132 (arm_rtx_costs_1): Correct parenthesization.
2133 (arm_rtx_costs): Add casts to enum type.
2134 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2135 (vfp_emit_fstmd): Use add_rg_note.
2136 (emit_multi_reg_push, emit_sfm): Likewise.
2137 (thumb_set_frame_pointer): Likewise.
2138 (arm_expand_prologue): Likewise.
2139 (arm_regno_class): Change return type to enum reg_class.
2140 (thumb1_expand_prologue): Use add_reg_note.
2141 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2142 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2144 * config/arm/gentune.sh: Add cast to enum type.
2145 * config/arm/arm-tune.md: Rebuild.
2146 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2147 (ix86_split_fp_branch, predict_jump): Likewise.
2148 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2149 insn_code to enum rtx_code.
2150 (ix86_builtin_vectorized_function): Add cast to enum type.
2151 * config/i386/i386.md (truncdfsf2): Change slot to enum
2153 (truncxf<mode>2, isinf<mode>2): Likewise.
2154 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2156 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2157 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2158 (insert_bundle_state): Change 1 to INSERT in function call.
2159 (ia64_add_bundle_selector_before): Likewise.
2160 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2161 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2162 (restore_stack_nonlocal): Likewise.
2163 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2165 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2167 (mips_rtx_costs): Likewise.
2168 (mips_override_options): Add casts to enum type.
2169 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2171 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2172 (store_reg, set_reg_plus_d): Likewise.
2173 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2174 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2176 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2178 (emit_unlikely_jump): Use add_reg_note.
2179 (rs6000_emit_allocate_stack): Likewise.
2180 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2181 (output_toc): Change 1 to INSERT in function call.
2182 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2183 (rs6000_initialize_trampoline): Likewise.
2184 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2186 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2187 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2188 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2189 (save_gprs): Use add_reg_note.
2190 (s390_emit_prologue): Likewise.
2191 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2192 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2193 (sparc_fold_builtin): Add cast to enum type.
2194 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2196 (spu_expand_prologue): Use add_reg_note.
2197 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2199 2009-04-20 Ian Lance Taylor <iant@google.com>
2201 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2202 (c_parser_postfix_expression_after_primary): Get VEC for list of
2203 arguments. Get original types of arguments. Call
2204 build_function_call_vec.
2205 (cached_expr_list_1, cached_expr_list_2): New static variables.
2206 (c_parser_expr_list): Change return type to VEC *. Add
2207 p_orig_types parameter. Change all callers.
2208 (c_parser_release_expr): New static function.
2209 (c_parser_vec_to_tree_list): New static function.
2210 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2211 call build_function_call_vec.
2212 (build_function_call_vec): New function, based on old
2213 build_function_call.
2214 (convert_arguments): Remove nargs and argarray parameters. Change
2215 values to a VEC. Add origtypes parameter.
2216 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2217 (convert_for_assignment): Add origtype parameter. Change all
2218 callers. If warn_cxx_compat, check for conversion to an enum
2219 type when calling a function.
2220 (store_init_value): Add origtype parameter. Change all callers.
2221 (digest_init): Likewise.
2222 (struct init_node): Add origtype field.
2223 (add_pending_init): Add origtype parameter. Change all callers.
2224 (output_init_element): Likewise.
2225 (output_pending_init_elements): Pass origtype from init_node to
2226 output_init_element.
2227 (process_init_element): Pass origtype from c_expr to
2228 output_init_element.
2229 (c_finish_return): Add origtype parameter. Change all callers.
2230 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2232 (sync_resolve_params): Likewise.
2233 (sync_resolve_return): Change params to first_param. Change caller.
2234 (resolve_overloaded_builtins): Change params to VEC *. Change
2235 callers. Save first parameter around call to build_function_call_vec.
2236 * c-decl.c (finish_decl): Add origtype parameter. Change all
2237 callers. Call build_function_call_vec rather than
2238 build_function_call for cleanup.
2239 * c-tree.h: Update declarations.
2240 * c-common.h: Update declarations.
2241 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2242 params to first_param.
2243 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2244 params parameter from tree to void *.
2245 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2246 Change arglist parameter to have type void *, and to be a pointer
2248 * config/rs6000/rs6000-protos.h
2249 (altivec_resolve_overloaded_builtin): Update declaration.
2250 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2251 fnargs parameter to have type void *, and to be a pointer to a
2252 VEC. Call build_function_call_vec instead of
2253 build_function_call.
2254 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2256 2009-04-20 Joey Ye <joey.ye@intel.com>
2257 Xuepeng Guo <xuepeng.guo@intel.com>
2258 H.J. Lu <hongjiu.lu@intel.com>
2260 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2262 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2263 (IX86_LEA_PRIORITY): Likewise.
2264 (distance_non_agu_define): New function.
2265 (distance_agu_use): Likewise.
2266 (ix86_lea_for_add_ok): Likewise.
2267 (ix86_dep_by_shift_count): Likewise.
2269 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2270 should split for LEA.
2272 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2274 (ix86_dep_by_shift_count): Likewise.
2276 2009-04-20 Richard Guenther <rguenther@suse.de>
2278 * expr.c (handled_component_p): Move ...
2279 * tree.h (handled_component_p): ... here.
2280 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2281 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2282 and REALPART_EXPR to be in one group.
2284 2009-04-20 Richard Guenther <rguenther@suse.de>
2286 * basic-block.h (get_all_dominated_blocks): Declare.
2287 * dominance.c (get_all_dominated_blocks): New function.
2288 * tree-cfg.c (get_all_dominated_blocks): Remove.
2289 (remove_edge_and_dominated_blocks): Adjust.
2290 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2291 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2292 instead of recursing.
2294 2009-04-20 Doug Kwan <dougkwan@google.com>
2296 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2297 (struct cgraph_node_set_def): New type.
2298 (cgraph_node_set) New type. Also declare vector functions.
2299 (struct cgraph_node_set_element_def): New type.
2300 (cgraph_node_set_element): Ditto.
2301 (cgraph_node_set_iterator): New iterator type.
2302 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2303 cgraph_node_set_remove, dump_cgraph_node_set,
2304 debug_cgraph_node_set): New prototypes.
2305 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2306 cgraph_node_set_size): New inlines.
2307 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2309 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2310 argument to function 'write_summary'.
2311 * ipa.c: Include ggc.h.
2312 (hash_cgraph_node_set_element,
2313 eq_cgraph_node_set_element, cgraph_node_set_new,
2314 cgraph_node_set_add, cgraph_node_set_remove,
2315 cgraph_node_set_find, dump_cgraph_node_set,
2316 debug_cgraph_node_set): New functions.
2317 * Makefile.in (ipa.o): Add dependency on GGC_H.
2319 2009-04-20 Ira Rosen <irar@il.ibm.com>
2321 PR tree-optimization/39675
2322 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2323 check of the return code of vect_schedule_slp. Check that
2324 stmt_vec_info still exists for the statement, before checking its
2327 2009-04-20 Michael Matz <matz@suse.de>
2329 * Makefile.in (generated_files): Take out $(simple_generated_c).
2331 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2333 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2334 (UINTPTR_TYPE): Likewise.
2336 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2339 * c-typeck.c (digest_init): Check for initializing an array with a
2342 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2345 * c-semantics.c (pop_stmt_list): Propagate
2346 STATEMENT_LIST_HAS_LABEL to parent statement list.
2348 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2350 * config/mips/mips.h (mips_tune_attr): New macro.
2351 * config/mips/mips.md (cpu): Use it.
2353 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2356 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2359 2009-04-19 Diego Novillo <dnovillo@google.com>
2361 * toplev.c (compile_file): Move call to coverage_finish ...
2362 * cgraphunit.c (ipa_passes): ... here.
2363 Call cgraph_process_new_functions.
2364 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2365 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2367 2009-04-19 Jan Hubicka <jh@suse.cz>
2369 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2371 (dump_cgraph_node): Dump can throw external flag.
2372 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2374 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2378 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2379 * common.opt (Wlogical-op): Move from here...
2380 * c.opt (Wlogical-op): ... to here.
2381 * c-typeck.c (parser_build_binary_op): Update call to
2382 warn_logical_operator.
2383 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2385 * c-common.c (warn_logical_op): Update.
2386 * c-common.h (warn_logical_op): Update declaration.
2388 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2390 * tree.c (protected_set_expr_location): Fix formatting.
2392 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2395 * c-typeck.c (readonly_warning): new.
2396 (build_unary_op, build_modify_expr): Use readonly_warning for
2397 storing into something readonly but not const-qualified.
2399 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2402 * c-typeck.c (build_unary_op): Check for taking address of
2403 expression of type void.
2405 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2408 * c-typeck.c (build_function_call): Check for calling a function
2409 with qualified void return types. Call require_complete_type when
2412 2009-04-18 Jan Hubicka <jh@suse.cz>
2414 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2416 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2417 can_throw_external flag.
2418 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2419 * ipa-pure-const.c (ignore_edge): New function.
2420 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2421 only over can_throw_external edges.
2422 (local_pure_const): Add nothrow flag.
2423 * ipa-utils.c (searchc): Add ignore_edge callback.
2424 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2425 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2426 (set_nothrow_function_flags): Update cgraph.
2427 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2429 2009-04-18 Richard Guenther <rguenther@suse.de>
2432 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2433 (fold_stmt): ... this and ...
2434 (fold_stmt_inplace): ... this.
2435 (fold_stmt_1): Fold references in calls and asms.
2436 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2438 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2440 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2441 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2443 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2445 * tree.c (function_args_count): Remove.
2446 * tree.h: Remove the prototype for function_args_count.
2448 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2450 * tree-iterator.c (expr_only): Remove.
2451 * tree.h: Remove the prototype for expr_only.
2453 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2455 * reginfo.c (cannot_change_mode_set_regs): Remove.
2456 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2458 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2460 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2461 whether operands 0 and 1 overlaps.
2463 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2466 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2467 pointer. Use warning_at instead of warning.
2468 (search_for_addr_array): Likewise.
2469 (check_array_bounds): Likewise.
2470 (check_all_array_refs): Check that the incoming edge is not in the
2471 list of edges to be removed.
2472 (check_all_array_refs): Avoid the temporal pointer.
2473 (vrp_visit_cond_stmt): Fix typo.
2474 (simplify_switch_using_ranges): Handle the case where the switch
2475 index is an integer constant.
2477 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2479 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2481 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2483 * doc/extend.texi, doc/invoke.texi: Fix typos.
2485 2009-04-17 Cary Coutant <ccoutant@google.com>
2487 * tree-flow-inline.h (get_lineno): Fix inverted test.
2489 2009-04-17 Diego Novillo <dnovillo@google.com>
2491 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2492 assertion for AVAIL_OUT.
2494 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2497 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2498 * config/sh/linux-atomic.asm: Likewise.
2500 2009-04-17 Diego Novillo <dnovillo@google.com>
2502 * except.c (debug_eh_tree): New.
2503 (struct eh_region, struct eh_status): Move ...
2504 * except.h: ... here.
2505 (add_type_for_runtime): Declare extern.
2506 (lookup_type_for_runtime): Likewise.
2507 (debug_eh_tree): Declare.
2508 * Makefile.in (GTFILES): List except.h before except.c
2510 2009-04-17 Diego Novillo <dnovillo@google.com>
2512 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2513 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2514 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2515 (find_vars_r): ... here.
2516 * tree-flow.h (find_referenced_vars_in): Declare.
2517 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2518 that AVAIL_OUT exists for BLOCK.
2519 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2520 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2521 (tree-parloops.o): Likewise.
2523 2009-04-17 Simon Baldwin <simonb@google.com>
2525 * toplev.c (default_tree_printer): Add handling for %E format.
2527 2009-04-17 Diego Novillo <dnovillo@google.com>
2529 * tree-pretty-print.c (dump_generic_node): Add break after
2530 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2531 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2532 FUNCTION_TYPE together. Call print_struct_decl when printing
2533 structures and TDF_SLIM is not given.
2534 (print_struct_decl): Fix logic for detecting recursion.
2536 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2539 * gcc.c (create_at_file): New.
2540 (compile_input_file_p): New.
2541 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2542 * main.c (main): Update call to toplev_main.
2543 * toplev.c (toplev_main): Change signature. Call expandargv.
2544 * toplev.h (toplev_main): Change signature.
2546 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2548 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2549 if the latter is not constant.
2551 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2553 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2555 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2557 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2558 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2560 2009-04-17 Richard Guenther <rguenther@suse.de>
2562 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2563 Handle component references view-converting an invariant address.
2565 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2567 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2568 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2569 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2570 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2571 Use @deftypevr rather than @deftypevar.
2573 2009-04-17 Richard Guenther <rguenther@suse.de>
2575 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2576 (get_prop_source_stmt): Likewise.
2577 (can_propagate_from): Likewise.
2579 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2581 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2582 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2583 (--with-multilib-list): Add default value.
2584 * configure: Regenerate.
2585 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2586 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2587 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2588 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2589 Don't add default cpu to multilib list unnecessarily, but do enable
2590 the relevant compiler option..
2591 Add support for --with-multilib-list=<blank> and
2592 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2593 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2594 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2595 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2597 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2598 (MULTILIB_OSDIRNAMES): New variable.
2599 * config/sh/t-1e: Delete file.
2600 * config/sh/t-mlib-sh1: Delete file.
2601 * config/sh/t-mlib-sh2: Delete file.
2602 * config/sh/t-mlib-sh2a: Delete file.
2603 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2604 * config/sh/t-mlib-sh2a-single: Delete file.
2605 * config/sh/t-mlib-sh2a-single-only: Delete file.
2606 * config/sh/t-mlib-sh2e: Delete file.
2607 * config/sh/t-mlib-sh3e: Delete file.
2608 * config/sh/t-mlib-sh4: Delete file.
2609 * config/sh/t-mlib-sh4-nofpu: Delete file.
2610 * config/sh/t-mlib-sh4-single: Delete file.
2611 * config/sh/t-mlib-sh4-single-only: Delete file.
2612 * config/sh/t-mlib-sh4a: Delete file.
2613 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2614 * config/sh/t-mlib-sh4a-single: Delete file.
2615 * config/sh/t-mlib-sh4a-single-only: Delete file.
2616 * config/sh/t-mlib-sh4al: Delete file.
2617 * config/sh/t-mlib-sh5-32media: Delete file.
2618 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2619 * config/sh/t-mlib-sh5-64media: Delete file.
2620 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2621 * config/sh/t-mlib-sh5-compact: Delete file.
2622 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2623 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2624 * doc/install.texi (Options specification): Add
2625 --with-multilib-list and --with-endian.
2627 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2629 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2631 (OBJS-common): Add plugin-version.o.
2632 (plugin-version.o): New.
2633 * gcc-plugin.h (plugin_gcc_version): New.
2634 (plugin_default_version_check): New.
2635 (plugin_init_func, plugin_init): Add version argument.
2636 * plugin-version.c: New.
2637 * plugin.c (str_plugin_gcc_version_name): New.
2638 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2639 pass it to the init function.
2640 (plugin_default_version_check): New.
2642 2009-04-17 Richard Guenther <rguenther@suse.de>
2644 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2645 for decl-vs-decl disambiguation.
2647 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2649 * config/s390/s390.h (s390_tune_attr): New macro definition.
2650 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2652 2009-04-17 Richard Guenther <rguenther@suse.de>
2654 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2655 (fold_stmt_r): Likewise.
2656 (maybe_fold_reference): New function.
2657 (fold_gimple_assign): Handle cases fold_stmt_r did.
2658 (fold_stmt): Do not use fold_stmt_r.
2659 (fold_stmt_inplace): Likewise.
2661 2009-04-17 Richard Guenther <rguenther@suse.de>
2663 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2664 (record_equivalences_from_stmt): Remove useless checks and
2666 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2667 the type is already suitable.
2669 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2671 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2673 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2675 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2676 (CMPtype): Define as __gcc_CMPtype.
2678 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2680 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2681 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2683 2009-04-17 Richard Guenther <rguenther@suse.de>
2685 PR tree-optimization/39746
2686 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2687 special-casing for builtins and static variable use/def.
2688 (call_may_clobber_ref_p_1): Likewise.
2690 2009-04-16 Ian Lance Taylor <iant@google.com>
2692 * df.h: Include "timevar.h".
2693 (struct df_problem): Change tv_id field to timevar_id_t.
2694 * tree-pass.h: Include "timevar.h".
2695 (struct opt_pass): Change tv_id field to timevar_id_t.
2696 * timevar.h (timevar_id_t): Define TV_NONE.
2697 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2698 TV_NONE rather than tv_id != 0.
2699 (execute_one_pass): Likewise.
2700 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2701 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2702 dependencies to $(TREE_PASS_H).
2703 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2705 (pass_branch_target_load_optimize2): Likewise.
2706 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2707 (pass_outof_cfg_layout_mode): Likewise.
2708 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2709 (pass_rebuild_cgraph_edges): Likewise.
2710 (pass_remove_cgraph_callee_edges): Likewise.
2711 * df-core.c (pass_df_initialize_opt): Likewise.
2712 (pass_df_initialize_no_opt): Likewise.
2713 (pass_df_finish): Likewise.
2714 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2715 * except.c (pass_set_nothrow_function_flags): Likewise.
2716 (pass_convert_to_eh_region_ranges): Likewise.
2717 * final.c (pass_compute_alignments): Likewise.
2718 * function.c (pass_instantiate_virtual_regs): Likewise.
2719 (pass_init_function): Likewise.
2720 (pass_leaf_regs): Likewise.
2721 (pass_match_asm_constraints): Likewise.
2722 * gimple-low.c (pass_lower_cf): Likewise.
2723 (pass_mark_used_blocks): Likewise.
2724 * init-regs.c (pass_initialize_regs): Likewise.
2725 * integrate.c (pass_initial_value_sets): Likewise.
2726 * ira.c (pass_ira): Likewise.
2727 * jump.c (pass_cleanup_barriers): Likewise.
2728 * omp-low.c (pass_expand_omp): Likewise.
2729 (pass_lower_omp): Likewise.
2730 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2731 * recog.c (pass_split_all_insns): Likewise.
2732 (pass_split_after_reload): Likewise.
2733 (pass_split_before_regstack): Likewise.
2734 (pass_split_before_sched2): Likewise.
2735 (pass_split_for_shorten_branches): Likewise.
2736 * reginfo.c (pass_reginfo_init): Likewise.
2737 (pass_subregs_of_mode_init): Likewise.
2738 (pass_subregs_of_mode_finish): Likewise.
2739 * passes.c (pass_postreload): Likewise.
2740 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2741 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2742 (pass_warn_function_return): Likewise.
2743 (pass_warn_function_noreturn): Likewise.
2744 * tree-complex.c (pass_lower_complex): Likewise.
2745 (pass_lower_complex_O0): Likewise.
2746 * tree-if-conv.c (pass_if_conversion): Likewise.
2747 * tree-into-ssa.c (pass_build_ssa): Likewise.
2748 * tree-mudflap.c (pass_mudflap_1): Likewise.
2749 (pass_mudflap_2): Likewise.
2750 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2751 (pass_mudflap_2): Likewise.
2752 * tree-nrv.c (pass_return_slot): Likewise.
2753 * tree-object-size.c (pass_object_sizes): Likewise.
2754 * tree-optimize.c (pass_all_optimizations): Likewise.
2755 (pass_early_local_passes): Likewise.
2756 (pass_all_early_optimizations): Likewise.
2757 (pass_cleanup_cfg): Likewise.
2758 (pass_cleanup_cfg_post_optimizing): Likewise.
2759 (pass_free_datastructures): Likewise.
2760 (pass_free_cfg_annotations): Likewise.
2761 (pass_fixup_cfg): Likewise.
2762 (pass_init_datastructures): Likewise.
2763 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2764 (pass_late_warn_uninitialized): Likewise.
2765 (pass_update_address_taken): Likewise.
2766 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2767 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2768 (pass_cse_sincos): Likewise.
2769 (pass_convert_to_rsqrt): Likewise.
2770 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2771 * tree-stdarg.c (pass_stdarg): Likewise.
2772 * tree-tailcall.c (pass_tail_recursion): Likewise.
2773 (pass_tail_calls): Likewise.
2774 * tree-vect-generic.c (pass_lower_vector): Likewise.
2775 (pass_lower_vector_ssa): Likewise.
2776 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2778 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2780 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2782 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2784 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2785 logical and signext.
2787 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2790 * config/sh/predicates.md (arith_operand): Check if the operand
2791 of TRUNCATE is a REG.
2793 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2795 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2796 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2798 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2800 * tree-iterator.c (tsi_split_statement_list_after,
2801 tsi_split_statement_list_before): Remove.
2802 * tree-iterator.h: Remove the prototypes for
2803 tsi_split_statement_list_after and tsi_split_statement_list_before.
2805 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2807 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2808 * tree-ssa-propagate.h: Remove the prototype for
2809 stmt_makes_single_load.
2811 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2813 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2814 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2816 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2818 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2820 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2822 * except.c (eh_region_outer_p): Remove.
2823 * except.h: Remove the prototype for eh_region_outer_p.
2825 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2827 * function.c (current_function_assembler_name): Remove.
2828 * function.h: Remove the prototype for
2829 current_function_assembler_name.
2831 2009-04-16 Ian Lance Taylor <iant@google.com>
2833 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2834 (add_reg_note): Call alloc_reg_note.
2835 * rtl.h (alloc_reg_note): Declare.
2836 * combine.c (try_combine): Use alloc_reg_note.
2837 (recog_for_combine, move_deaths): Likewise.
2838 (distribute_notes): Use alloc_reg_note and add_reg_note.
2839 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2840 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2841 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2843 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2845 PR rtl-optimization/39762
2846 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2847 ira_may_move_out_cost): Add comments about way of their usage.
2848 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2850 * ira-conflicts.c (process_regs_for_copy): Use function
2851 ira_get_register_move_cost instead of global
2852 ira_register_move_cost.
2854 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2855 color_pass, move_spill_restore, update_curr_costs): Ditto.
2857 * ira-lives.c (process_single_reg_class_operands): Ditto.
2859 * ira-emit.c (emit_move_list): Ditto.
2861 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2862 (record_reg_classes): Ditto. Use functions
2863 ira_get_register_move_cost and ira_get_may_move_cost instead of
2864 global vars ira_register_move_cost, ira_may_move_out_cost and
2865 ira_may_move_in_cost.
2866 (record_address_regs): Don't call ira_init_register_move_cost.
2867 Use function ira_get_may_move_cost instead of global
2868 ira_may_move_in_cost.
2869 (process_bb_node_for_hard_reg_moves): Use function
2870 ira_get_register_move_cost instead of global ira_register_move_cost.
2871 (ira_costs): Don't call ira_init_register_move_cost.
2873 2009-04-16 Richard Guenther <rguenther@suse.de>
2875 * tree-cfg.c (verify_gimple_assign_binary):
2876 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2877 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2878 (create_general_new_stmt): Note that this function is broken.
2880 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2882 * common.opt (fhelp): Add Var(help_flag).
2883 * gcc-plugin.h (plugin_info): Add help.
2884 * plugin.c (plugin_name_args): Add help.
2885 (register_plugin_info): Set plugin->help.
2886 (print_help_one_plugin): New.
2887 (print_plugins_help): New.
2888 * plugin.h (print_plugins_help): New.
2889 * toplev.c (toplev_main): Call print_plugins_help if needed.
2891 2009-04-16 Richard Guenther <rguenther@suse.de>
2893 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2894 (gimple_ior_addresses_taken_1): New function.
2895 (gimple_ior_addresses_taken): Likewise.
2896 * gimple.h (struct gimple_statement_with_ops_base): Remove
2897 addresses_taken member.
2898 (gimple_ior_addresses_taken): Declare.
2899 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2900 gimple_set_addresses_taken): Remove.
2901 * ipa-reference.c (mark_address): New function.
2902 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2903 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2904 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2905 (gimple_add_to_addresses_taken): Remove.
2906 (get_tmr_operands): Call mark_address_taken.
2907 (get_asm_expr_operands): Likewise.
2908 (get_expr_operands): Likewise.
2909 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2910 (free_stmt_operands): Do not free it.
2911 * tree-ssa.c (delete_tree_ssa): Likewise.
2912 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2914 2009-04-16 Richard Guenther <rguenther@suse.de>
2916 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2917 (walk_stmt_load_store_ops): Likewise.
2918 * gimple.c (get_base_loadstore): New function.
2919 (walk_stmt_load_store_addr_ops): Likewise.
2920 (walk_stmt_load_store_ops): Likewise.
2921 * ipa-pure-const.c (check_op): Simplify.
2922 (check_load, check_store): New functions.
2923 (check_stmt): Use walk_stmt_load_store_ops.
2924 * ipa-reference.c (mark_load): Adjust signature.
2925 (mark_store): Likewise.
2926 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2928 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2930 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2932 * opts.c (common_handle_option): Don't call print_version.
2933 * plugin.c (plugin_name_args): Add version.
2934 (register_plugin_info): New.
2935 (register_callback): Handle PLUGIN_INFO.
2936 (try_init_one_plugin): New.
2937 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2939 (finalize_one_plugin): New.
2940 (finalize_plugins): New.
2941 (print_one_plugin): New.
2942 (print_plugins_versions): New.
2943 * plugin.h (print_plugins_versions): New.
2944 (finalize_plugins): New.
2945 * toplev.c (compile_file): Don't call initialize_plugins.
2946 (print_version): Call print_plugins_versions.
2947 (toplev_main): Call initialize_plugins. Print version if needed.
2948 Call finalize_plugins.
2950 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2952 * common.opt (fversion): New.
2953 * gcc.c (print_version): New.
2954 (process_command): Don't print the version. Just set print_version.
2955 (main): Print version. Call subprocesses if print_version and
2956 verbose_flag are set.
2957 * opts.c (common_handle_option): Handle OPT_fversion.
2959 2009-04-16 Richard Guenther <rguenther@suse.de>
2960 Ira Rosen <irar@il.ibm.com>
2962 PR tree-optimization/39698
2963 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2964 type of the reduction variable. Only generate the def if
2967 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2968 make sure to first convert to an integer of the same precision.
2969 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2970 the type of the evolution correctly in computing the new
2971 induction variable base.
2973 2009-04-16 Richard Guenther <rguenther@suse.de>
2976 * tree-cfg.c (make_blocks): Split statements with to-be
2977 abnormal SSA names on the lhs.
2979 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2981 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2982 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2983 * c-typeck.c (really_start_incremental_init): Likewise.
2984 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2985 (TARGET_INITIALIZER): Remove it.
2986 * target.h (struct target): Remove vector_opaque_p.
2987 * tree.c (build_opaque_vector_type): New.
2988 * tree.h (TYPE_VECTOR_OPAQUE): New.
2989 (build_opaque_vector_type): Declare.
2990 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2991 * config/rs6000/rs6000.c (build_opaque_vector_type,
2992 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2993 (rs6000_init_builtins): Use build_opaque_vector_type for
2994 opaque_V4SI_type_node.
2996 2009-04-15 Catherine Moore <clm@codesourcery.com>
2998 * debug.h (set_name): Declare.
2999 * dwarf2out.c (dwarf2out_set_name): Declare.
3000 (dwarf2_debug_hooks): Add set_name.
3001 (find_AT_string): New.
3002 (add_AT_string): Call find_AT_string.
3003 (dwarf2out_set_name): New.
3004 * cp/decl.c (grokdeclarator): Call set_name.
3005 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3006 * debug.c (do_nothing_debug_hooks): Likewise.
3007 * dbxout.c (dbx_debug_hooks): Likewise.
3008 * sdbout.c (sdb_debug_hooks): Likewise.
3010 2009-04-15 Michael Eager <eager@eagercon.com>
3012 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3013 reg for single-precision FPU.
3014 * config/rs6000/rs6000.md (movsi_internal1): Only for
3016 (movsi_internal1_single): New. Add pattern to move SI values to/from
3017 single-precision FP regs.
3019 2009-04-15 Richard Guenther <rguenther@suse.de>
3021 * omp-low.c (lower_rec_input_clauses): Build correct address
3023 (expand_omp_for_generic): Fix multiplication type.
3024 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3025 (generate_memset_zero): Fix types.
3026 * tree-profile.c (prepare_instrumented_value): Correctly
3029 2009-04-15 Ian Lance Taylor <iant@google.com>
3031 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3032 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3033 for -Wall and for -Wc++-compat.
3034 (c_common_post_options): For C++, set warn_enum_compare if not
3036 * c-tree.h (struct c_expr): Add field original_type.
3037 (build_external_ref): Update declaration.
3038 * c-parser.c (c_parser_braced_init): Set original_type.
3039 (c_parser_initelt): Likewise.
3040 (c_parser_expr_no_commas): Likewise.
3041 (c_parser_conditional_expression): Likewise.
3042 (c_parser_cast_expression): Likewise.
3043 (c_parser_unary_expression): Likewise. Pull setting of
3044 original_code to top of function.
3045 (c_parser_sizeof_expression): Set original_type.
3046 (c_parser_alignof_expression): Likewise.
3047 (c_parser_postfix_expression): Likewise. Pull setting of
3048 original_code to top of function.
3049 (c_parser_postfix_expression_after_paren_type): Set original_type.
3050 (c_parser_postfix_expression_after_primary): Likewise.
3051 (c_parser_expression): Likewise.
3052 * c-typeck.c (build_external_ref): Add type parameter. Change all
3054 (c_expr_sizeof_expr): Set original_type field.
3055 (parser_build_unary_op): Likewise.
3056 (parser_build_binary_op): Likewise. Optionally warn about
3057 comparisons of enums of different types.
3058 (digest_init): Set original_type field.
3059 (really_start_incremental_init): Likewise.
3060 (push_init_level, pop_init_level): Likewise.
3061 * doc/invoke.texi (Warning Options): -Wenum-compare now
3064 2009-04-15 Richard Guenther <rguenther@suse.de>
3066 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3067 out a necessary conversion.
3068 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3069 names we didn't value number.
3070 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3072 2009-04-15 Richard Guenther <rguenther@suse.de>
3074 PR tree-optimization/39764
3075 * tree-ssa-ccp.c (get_value): Canonicalize value with
3076 canonicalize_float_value.
3078 2009-04-15 Jan Hubicka <jh@suse.cz>
3080 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3081 Wrong version of patch.
3083 2009-04-15 Jan Hubicka <jh@suse.cz>
3085 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3087 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3089 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3090 our distinct integral and vector types.
3092 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3094 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3095 * init.c (build_vtbl_address): Remove call to assemble_external.
3097 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3099 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3100 output for other floating point modes.
3102 2009-04-14 Diego Novillo <dnovillo@google.com>
3104 * diagnostic.c (diagnostic_report_diagnostic): Do not
3105 warn about loaded plugins for DK_ERROR and DK_WARNING.
3106 * c-decl.c (declspecs_add_type): Move call to
3107 invoke_plugin_callbacks ...
3108 * c-parser.c (c_parser_declspecs): ... here.
3109 * plugin.c (dump_active_plugins): Tidy output.
3111 2009-04-14 Diego Novillo <dnovillo@google.com>
3112 Le-Chun Wu <lcwu@google.com>
3114 * configure.ac: Add --enable-plugin support.
3115 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3116 * Makefile.in (PLUGIN_H): Define.
3117 Export ENABLE_PLUGIN and GMPINC to site.exp.
3118 Add PLUGINLIBS to link command.
3119 Add/modify dependencies for plugin.o and files including plugin.h.
3121 * config.in: Regenerate.
3123 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3126 2009-04-14 Le-Chun Wu <lcwu@google.com>
3128 * tree-pass.h (register_one_dump_file): Add a prototype for
3129 register_one_dump_file.
3130 * toplev.c (compile_file): Call initialize_plugins.
3131 (do_compile): Call invoke_plugin_callbacks.
3132 (toplev_main): Call invoke_plugin_callbacks.
3133 * common.opt: Add -fplugin= and -fplugin-arg-.
3134 * gcc-plugin.h: New public header file for plugins to include.
3135 * plugin.c: New source file.
3136 * plugin.h: New internal header file.
3137 * passes.c (register_one_dump_file): Make it external.
3139 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3141 2009-04-14 Diego Novillo <dnovillo@google.com>
3143 * doc/plugins.texi: New.
3144 * doc/gccint.texi: Add reference to Plugins chapter.
3145 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3146 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3147 loaded plugins, if any.
3148 * timevar.def (TV_PLUGIN_INIT): Define.
3149 (TV_PLUGIN_RUN): Define.
3150 * plugin.c: Include timevar.h
3151 (plugins_active_p): New.
3152 (dump_active_plugins): New.
3153 (debug_active_plugins): New.
3155 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3157 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3159 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3161 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3163 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3164 the same as a minus without a shift.
3166 2009-04-14 Nick Clifton <nickc@redhat.com>
3168 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3169 comparisons with small integers will always produce a short
3172 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3175 2008-12-19 Diego Novillo <dnovillo@google.com>
3177 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3179 2009-04-14 Richard Guenther <rguenther@suse.de>
3181 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3183 (verify_gimple_assign_binary): Likewise. Handle shifts and
3185 (verify_gimple_phi): Print the mismatched argument position.
3186 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3188 (vect_update_init_of_dr): Likewise.
3189 * matrix-reorg.c (transform_access_sites): Do what the
3191 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3193 2009-04-13 Michael Eager <eager@eagercon.com>
3195 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3196 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3197 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3198 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3199 remove duplicate config
3201 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3203 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3204 file_name:line_number type locator of the call site.
3206 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3208 * genautomata.c: Put blank after comma.
3209 (automaton_decls): New.
3210 (struct unit_usage): Add comments to member next.
3211 (store_alt_unit_usage): Keep the list ordered.
3212 (unit_present_on_list_p, equal_alternatives_p): New.
3213 (check_regexp_units_distribution): Check units distribution
3214 correctness correctly.
3215 (main): Don't write automata if error is found. Return correct
3218 * config/m68k/cf.md (cfv4_ds): Remove.
3219 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3220 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3222 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3223 power4-load-ext, power4-store, power4-store-update,
3224 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3225 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3226 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3227 power4-sqrt, power4-isync): Modify reservation to make correct
3228 unit distribution to automata.
3230 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3231 power5-store-update, power5-two, power5-three, power5-lmul,
3232 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3234 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3236 * except.c (pass_set_nothrow_function_flags): Set name and add
3238 (set_nothrow_function_flags): Mention in the dump file when
3239 changing a function to nothrow.
3241 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3244 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3245 instead of unsigned long.
3247 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3249 * config/arm/arm.c (return_used_this_function): Remove.
3250 (arm_output_function_prologue): Remove use of
3251 return_used_this_function.
3252 (output_return_instruction): Replace use of
3253 return_used_this_function
3254 by cfun->machine->return_used_this_function.
3255 (arm_output_epilogue): Likewise.
3256 (arm_output_function_epilogue): Likewise.
3257 (thumb_unexpanded_epilogue): Likewise.
3258 * config/arm/arm.h (struct machine_function):
3259 New member return_used_this_function.
3261 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3263 * doc/install.texi: Correct description of default directory for
3264 --with-gxx-include-dir.
3266 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3268 * fold-const.c (build_range_check): Properly deal with enumeral and
3271 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3273 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3274 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3275 * params.h (MAX_GCSE_PASSES): Remove.
3276 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3277 in sequence. Remove ability to run multiple passes.
3278 (bypass_jumps): Report run as third CPROP pass.
3280 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3283 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3284 when deciding whether the whole SEQUENCE can throw.
3286 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3289 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3290 offseted label references.
3292 2009-04-11 Jan Hubicka <jh@suse.cz>
3294 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3296 2009-04-11 Richard Guenther <rguenther@suse.de>
3299 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3300 return variables as TREE_ADDRESSABLE.
3302 2009-04-11 Richard Guenther <rguenther@suse.de>
3304 PR tree-optimization/39713
3305 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3306 reference trees have SSA_NAME operands.
3308 2009-04-11 Richard Guenther <rguenther@suse.de>
3311 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3312 address expressions.
3314 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3316 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3317 match changes in Cygwin 1.7
3318 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3319 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3321 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3323 PR tree-optimization/39701
3324 * doc/invoke.texi (Optimization Options): Document change in
3325 meaning and initialization of -fdelete-null-pointer-checks.
3327 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3330 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3332 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3335 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3337 2009-04-10 Chao-ying Fu <fu@mips.com>
3339 * doc/tm.texi (Instruction Output): Document
3340 TARGET_ASM_FINAL_POSTSCAN_INSN.
3341 * target.h (final_postscan_insn): New field in asm_out.
3342 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3343 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3344 * final.c (final_scan_insn): Call
3345 targetm.asm_out.final_postscan_insn after outputting
3346 an asm macro and a normal instruction.
3348 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3349 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3350 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3351 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3352 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3354 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3357 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3358 variables as non-NULL even with -fdelete-null-pointer-checks.
3360 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3362 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3364 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3367 * config/i386/i386.c (classify_argument): Handle SCmode with
3368 (bit_offset % 64) != 0.
3370 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3372 * doc/invoke.texi (Optimize Options): Add cross-reference to
3373 -Q --help=optimizers examples.
3375 2009-04-10 Ben Elliston <bje@au.ibm.com>
3378 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3379 regalign for the reg == fpr and TDmode case.
3381 2009-04-09 David Ayers <ayers@fsfe.org>
3384 * objc/objc-act.c (warn_with_method): Remove helper function.
3385 (check_duplicates): Call warning and inform directly.
3386 (really_start_method): Likewise.
3388 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3390 * expmed.c (expand_divmod): Always use a comparison for a division
3391 by a large unsigned integer.
3393 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3394 for things others than variables or functions as nonzero.
3396 2009-04-09 Nick Clifton <nickc@redhat.com>
3398 * unwind-compat.c: Change copyright header to refer to version
3399 3 of the GNU General Public License with version 3.1 of the
3400 GCC Runtime Library Exception and to point readers at the
3401 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3402 * config/alpha/crtfastmath.c: Likewise.
3403 * config/alpha/linux-unwind.h: Likewise.
3404 * config/alpha/qrnnd.asm: Likewise.
3405 * config/alpha/vms-crt0-64.c: Likewise.
3406 * config/alpha/vms-crt0.c: Likewise.
3407 * config/alpha/vms-dwarf2.asm: Likewise.
3408 * config/alpha/vms-dwarf2eh.asm: Likewise.
3409 * config/alpha/vms-psxcrt0-64.c: Likewise.
3410 * config/alpha/vms-psxcrt0.c: Likewise.
3411 * config/alpha/vms_tramp.asm: Likewise.
3412 * config/arc/initfini.c: Likewise.
3413 * config/arc/lib1funcs.asm: Likewise.
3414 * config/arm/bpabi-v6m.S: Likewise.
3415 * config/arm/bpabi.S: Likewise.
3416 * config/arm/bpabi.c: Likewise.
3417 * config/arm/crti.asm: Likewise.
3418 * config/arm/crtn.asm: Likewise.
3419 * config/arm/ieee754-df.S: Likewise.
3420 * config/arm/ieee754-sf.S: Likewise.
3421 * config/arm/lib1funcs.asm: Likewise.
3422 * config/arm/libunwind.S: Likewise.
3423 * config/arm/linux-atomic.c: Likewise.
3424 * config/arm/mmintrin.h: Likewise.
3425 * config/arm/pr-support.c: Likewise.
3426 * config/arm/unaligned-funcs.c: Likewise.
3427 * config/arm/unwind-arm.c: Likewise.
3428 * config/arm/unwind-arm.h: Likewise.
3429 * config/avr/libgcc.S: Likewise.
3430 * config/bfin/crti.s: Likewise.
3431 * config/bfin/crtlibid.s: Likewise.
3432 * config/bfin/crtn.s: Likewise.
3433 * config/bfin/lib1funcs.asm: Likewise.
3434 * config/bfin/linux-unwind.h: Likewise.
3435 * config/cris/arit.c: Likewise.
3436 * config/cris/cris_abi_symbol.c: Likewise.
3437 * config/darwin-64.c: Likewise.
3438 * config/darwin-crt2.c: Likewise.
3439 * config/darwin-crt3.c: Likewise.
3440 * config/darwin.h: Likewise.
3441 * config/dbxelf.h: Likewise.
3442 * config/dfp-bit.c: Likewise.
3443 * config/dfp-bit.h: Likewise.
3444 * config/elfos.h: Likewise.
3445 * config/fixed-bit.c: Likewise.
3446 * config/fixed-bit.h: Likewise.
3447 * config/fp-bit.c: Likewise.
3448 * config/fp-bit.h: Likewise.
3449 * config/fr30/crti.asm: Likewise.
3450 * config/fr30/crtn.asm: Likewise.
3451 * config/fr30/lib1funcs.asm: Likewise.
3452 * config/freebsd-spec.h: Likewise.
3453 * config/frv/cmovd.c: Likewise.
3454 * config/frv/cmovh.c: Likewise.
3455 * config/frv/cmovw.c: Likewise.
3456 * config/frv/frvbegin.c: Likewise.
3457 * config/frv/frvend.c: Likewise.
3458 * config/frv/lib1funcs.asm: Likewise.
3459 * config/glibc-stdint.h: Likewise.
3460 * config/h8300/clzhi2.c: Likewise.
3461 * config/h8300/crti.asm: Likewise.
3462 * config/h8300/crtn.asm: Likewise.
3463 * config/h8300/ctzhi2.c: Likewise.
3464 * config/h8300/fixunssfsi.c: Likewise.
3465 * config/h8300/lib1funcs.asm: Likewise.
3466 * config/h8300/parityhi2.c: Likewise.
3467 * config/h8300/popcounthi2.c: Likewise.
3468 * config/i386/ammintrin.h: Likewise.
3469 * config/i386/att.h: Likewise.
3470 * config/i386/avxintrin.h: Likewise.
3471 * config/i386/biarch64.h: Likewise.
3472 * config/i386/bmmintrin.h: Likewise.
3473 * config/i386/cpuid.h: Likewise.
3474 * config/i386/cross-stdarg.h: Likewise.
3475 * config/i386/crtfastmath.c: Likewise.
3476 * config/i386/crtprec.c: Likewise.
3477 * config/i386/cygming-crtbegin.c: Likewise.
3478 * config/i386/cygming-crtend.c: Likewise.
3479 * config/i386/cygwin.asm: Likewise.
3480 * config/i386/emmintrin.h: Likewise.
3481 * config/i386/gmm_malloc.h: Likewise.
3482 * config/i386/gthr-win32.c: Likewise.
3483 * config/i386/i386.h: Likewise.
3484 * config/i386/immintrin.h: Likewise.
3485 * config/i386/linux-unwind.h: Likewise.
3486 * config/i386/linux64.h: Likewise.
3487 * config/i386/mm3dnow.h: Likewise.
3488 * config/i386/mmintrin-common.h: Likewise.
3489 * config/i386/mmintrin.h: Likewise.
3490 * config/i386/nmmintrin.h: Likewise.
3491 * config/i386/pmm_malloc.h: Likewise.
3492 * config/i386/pmmintrin.h: Likewise.
3493 * config/i386/smmintrin.h: Likewise.
3494 * config/i386/sol2-c1.asm: Likewise.
3495 * config/i386/sol2-ci.asm: Likewise.
3496 * config/i386/sol2-cn.asm: Likewise.
3497 * config/i386/sol2-gc1.asm: Likewise.
3498 * config/i386/tmmintrin.h: Likewise.
3499 * config/i386/unix.h: Likewise.
3500 * config/i386/w32-unwind.h: Likewise.
3501 * config/i386/wmmintrin.h: Likewise.
3502 * config/i386/x86-64.h: Likewise.
3503 * config/i386/x86intrin.h: Likewise.
3504 * config/i386/xmmintrin.h: Likewise.
3505 * config/ia64/crtbegin.asm: Likewise.
3506 * config/ia64/crtend.asm: Likewise.
3507 * config/ia64/crtfastmath.c: Likewise.
3508 * config/ia64/crti.asm: Likewise.
3509 * config/ia64/crtn.asm: Likewise.
3510 * config/ia64/fde-glibc.c: Likewise.
3511 * config/ia64/lib1funcs.asm: Likewise.
3512 * config/ia64/linux-unwind.h: Likewise.
3513 * config/ia64/quadlib.c: Likewise.
3514 * config/ia64/unwind-ia64.c: Likewise.
3515 * config/linux.h: Likewise.
3516 * config/m32c/m32c-lib1.S: Likewise.
3517 * config/m32c/m32c-lib2-trapv.c: Likewise.
3518 * config/m32c/m32c-lib2.c: Likewise.
3519 * config/m32r/initfini.c: Likewise.
3520 * config/m68hc11/larith.asm: Likewise.
3521 * config/m68hc11/m68hc11-crt0.S: Likewise.
3522 * config/m68k/cf.md: Likewise.
3523 * config/m68k/crti.s: Likewise.
3524 * config/m68k/crtn.s: Likewise.
3525 * config/m68k/lb1sf68.asm: Likewise.
3526 * config/m68k/linux-unwind.h: Likewise.
3527 * config/mcore/crti.asm: Likewise.
3528 * config/mcore/crtn.asm: Likewise.
3529 * config/mcore/lib1.asm: Likewise.
3530 * config/mips/linux-unwind.h: Likewise.
3531 * config/mips/loongson.h: Likewise.
3532 * config/mips/mips16.S: Likewise.
3533 * config/mmix/crti.asm: Likewise.
3534 * config/mmix/crtn.asm: Likewise.
3535 * config/pa/fptr.c: Likewise.
3536 * config/pa/hpux-unwind.h: Likewise.
3537 * config/pa/lib2funcs.asm: Likewise.
3538 * config/pa/linux-atomic.c: Likewise.
3539 * config/pa/linux-unwind.h: Likewise.
3540 * config/pa/milli64.S: Likewise.
3541 * config/pa/quadlib.c: Likewise.
3542 * config/pa/stublib.c: Likewise.
3543 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3544 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3545 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3546 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3547 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3548 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3549 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3550 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3551 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3552 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3553 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3554 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3555 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3556 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3557 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3558 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3559 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3560 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3561 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3562 * config/rs6000/750cl.h: Likewise.
3563 * config/rs6000/altivec.h: Likewise.
3564 * config/rs6000/biarch64.h: Likewise.
3565 * config/rs6000/crtresfpr.asm: Likewise.
3566 * config/rs6000/crtresgpr.asm: Likewise.
3567 * config/rs6000/crtresxfpr.asm: Likewise.
3568 * config/rs6000/crtresxgpr.asm: Likewise.
3569 * config/rs6000/crtsavfpr.asm: Likewise.
3570 * config/rs6000/crtsavgpr.asm: Likewise.
3571 * config/rs6000/darwin-asm.h: Likewise.
3572 * config/rs6000/darwin-fallback.c: Likewise.
3573 * config/rs6000/darwin-fpsave.asm: Likewise.
3574 * config/rs6000/darwin-ldouble.c: Likewise.
3575 * config/rs6000/darwin-tramp.asm: Likewise.
3576 * config/rs6000/darwin-unwind.h: Likewise.
3577 * config/rs6000/darwin-vecsave.asm: Likewise.
3578 * config/rs6000/darwin-world.asm: Likewise.
3579 * config/rs6000/e500crtres32gpr.asm: Likewise.
3580 * config/rs6000/e500crtres64gpr.asm: Likewise.
3581 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3582 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3583 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3584 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3585 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3586 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3587 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3588 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3589 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3590 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3591 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3592 * config/rs6000/eabi-ci.asm: Likewise.
3593 * config/rs6000/eabi-cn.asm: Likewise.
3594 * config/rs6000/eabi.asm: Likewise.
3595 * config/rs6000/linux-unwind.h: Likewise.
3596 * config/rs6000/linux64.h: Likewise.
3597 * config/rs6000/paired.h: Likewise.
3598 * config/rs6000/paired.md: Likewise.
3599 * config/rs6000/ppc64-fp.c: Likewise.
3600 * config/rs6000/ppu_intrinsics.h: Likewise.
3601 * config/rs6000/rs6000.h: Likewise.
3602 * config/rs6000/si2vmx.h: Likewise.
3603 * config/rs6000/sol-ci.asm: Likewise.
3604 * config/rs6000/sol-cn.asm: Likewise.
3605 * config/rs6000/spe.h: Likewise.
3606 * config/rs6000/spu2vmx.h: Likewise.
3607 * config/rs6000/sysv4.h: Likewise.
3608 * config/rs6000/tramp.asm: Likewise.
3609 * config/rs6000/vec_types.h: Likewise.
3610 * config/s390/linux-unwind.h: Likewise.
3611 * config/s390/tpf-unwind.h: Likewise.
3612 * config/score/crti.asm: Likewise.
3613 * config/score/crtn.asm: Likewise.
3614 * config/sh/crt1.asm: Likewise.
3615 * config/sh/crti.asm: Likewise.
3616 * config/sh/crtn.asm: Likewise.
3617 * config/sh/divtab-sh4-300.c: Likewise.
3618 * config/sh/divtab-sh4.c: Likewise.
3619 * config/sh/divtab.c: Likewise.
3620 * config/sh/lib1funcs-4-300.asm: Likewise.
3621 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3622 * config/sh/lib1funcs.asm: Likewise.
3623 * config/sh/lib1funcs.h: Likewise.
3624 * config/sh/linux-atomic.asm: Likewise.
3625 * config/sh/linux-unwind.h: Likewise.
3626 * config/sh/shmedia.h: Likewise.
3627 * config/sh/sshmedia.h: Likewise.
3628 * config/sh/ushmedia.h: Likewise.
3629 * config/sparc/crtfastmath.c: Likewise.
3630 * config/sparc/linux-unwind.h: Likewise.
3631 * config/sparc/sol2-c1.asm: Likewise.
3632 * config/sparc/sol2-ci.asm: Likewise.
3633 * config/sparc/sol2-cn.asm: Likewise.
3634 * config/spu/divmodti4.c: Likewise.
3635 * config/spu/divv2df3.c: Likewise.
3636 * config/spu/float_disf.c: Likewise.
3637 * config/spu/float_unsdidf.c: Likewise.
3638 * config/spu/float_unsdisf.c: Likewise.
3639 * config/spu/float_unssidf.c: Likewise.
3640 * config/spu/mfc_multi_tag_release.c: Likewise.
3641 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3642 * config/spu/mfc_tag_release.c: Likewise.
3643 * config/spu/mfc_tag_reserve.c: Likewise.
3644 * config/spu/mfc_tag_table.c: Likewise.
3645 * config/spu/multi3.c: Likewise.
3646 * config/spu/spu_internals.h: Likewise.
3647 * config/spu/spu_intrinsics.h: Likewise.
3648 * config/spu/spu_mfcio.h: Likewise.
3649 * config/spu/vec_types.h: Likewise.
3650 * config/spu/vmx2spu.h: Likewise.
3651 * config/stormy16/stormy16-lib2.c: Likewise.
3652 * config/svr4.h: Likewise.
3653 * config/sync.c: Likewise.
3654 * config/v850/lib1funcs.asm: Likewise.
3655 * config/vxlib-tls.c: Likewise.
3656 * config/vxlib.c: Likewise.
3657 * config/vxworks-dummy.h: Likewise.
3658 * config/xtensa/crti.asm: Likewise.
3659 * config/xtensa/crtn.asm: Likewise.
3660 * config/xtensa/ieee754-df.S: Likewise.
3661 * config/xtensa/ieee754-sf.S: Likewise.
3662 * config/xtensa/lib1funcs.asm: Likewise.
3663 * config/xtensa/lib2funcs.S: Likewise.
3664 * config/xtensa/linux-unwind.h: Likewise.
3665 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3666 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3667 * coretypes.h: Likewise.
3668 * crtstuff.c: Likewise.
3669 * defaults.h: Likewise.
3670 * dwarf2.h: Likewise.
3671 * emutls.c: Likewise.
3672 * gbl-ctors.h: Likewise.
3673 * gcov-io.h: Likewise.
3674 * ginclude/float.h: Likewise.
3675 * ginclude/iso646.h: Likewise.
3676 * ginclude/stdarg.h: Likewise.
3677 * ginclude/stdbool.h: Likewise.
3678 * ginclude/stddef.h: Likewise.
3679 * ginclude/stdfix.h: Likewise.
3680 * ginclude/stdint-gcc.h: Likewise.
3681 * ginclude/tgmath.h: Likewise.
3682 * gthr-aix.h: Likewise.
3683 * gthr-dce.h: Likewise.
3684 * gthr-gnat.c: Likewise.
3685 * gthr-gnat.h: Likewise.
3686 * gthr-lynx.h: Likewise.
3687 * gthr-mipssde.h: Likewise.
3688 * gthr-nks.h: Likewise.
3689 * gthr-posix.c: Likewise.
3690 * gthr-posix.h: Likewise.
3691 * gthr-posix95.h: Likewise.
3692 * gthr-rtems.h: Likewise.
3693 * gthr-single.h: Likewise.
3694 * gthr-solaris.h: Likewise.
3695 * gthr-tpf.h: Likewise.
3696 * gthr-vxworks.h: Likewise.
3697 * gthr-win32.h: Likewise.
3699 * libgcc2.c: Likewise.
3700 * libgcc2.h: Likewise.
3701 * libgcov.c: Likewise.
3702 * tsystem.h: Likewise.
3703 * typeclass.h: Likewise.
3704 * unwind-c.c: Likewise.
3705 * unwind-compat.h: Likewise.
3706 * unwind-dw2-fde-compat.c: Likewise.
3707 * unwind-dw2-fde-darwin.c: Likewise.
3708 * unwind-dw2-fde-glibc.c: Likewise.
3709 * unwind-dw2-fde.c: Likewise.
3710 * unwind-dw2-fde.h: Likewise.
3711 * unwind-dw2.c: Likewise.
3712 * unwind-dw2.h: Likewise.
3713 * unwind-generic.h: Likewise.
3714 * unwind-pe.h: Likewise.
3715 * unwind-sjlj.c: Likewise.
3716 * unwind.inc: Likewise.
3717 * config/arm/neon-gen.ml: Change generated copyright header to
3718 refer to version 3 of the GNU General Public License with
3719 version 3.1 of the GCC Runtime Library Exception and to point
3720 readers at the COPYING3 and COPYING3.RUNTIME files and the
3721 FSF's license web page.
3722 * config/arm/arm_neon.h: Regenerate.
3724 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3726 * config/cris/cris.md: Change copyright header to refer to version
3727 3 of the GNU General Public License.
3728 * doc/install.texi2html: Change copyright header to refer to version
3729 3 of the GNU General Public License and to point readers at the
3730 COPYING3 file and the FSF's license web page.
3731 * config/vax/linux.h: Likewise.
3733 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3735 * config/i386/i386.md (cmpcc): New.
3736 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3737 (sync_compare_and_swap_cc*): Delete.
3739 * config/s390/s390.c (s390_compare_emitted): Remove.
3740 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3741 s390_compare_emitted used to be handled. Assert that modes match.
3742 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3743 refer to sync_compare_and_swap_ccsi.
3744 * config/s390/s390.h (s390_compare_emitted): Remove.
3745 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3746 instead of s390_compare_emitted.
3747 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3748 instead of s390_compare_emitted.
3749 * config/s390/s390.md (cmpcc): New.
3750 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3751 CC_REGNUM, do not pretend it's set.
3752 (sync_compare_and_swap_cc*): Delete.
3753 * config/s390/predicates.md (cc_reg_operand): New.
3755 * expr.c (sync_compare_and_swap_cc): Delete.
3756 * optabs.h (sync_compare_and_swap_cc): Delete.
3757 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3758 is being used with can_compare_p.
3759 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3761 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3762 look for a MODE_CC set instead. Use emit_store_flag.
3763 (expand_compare_and_swap_loop): Likewise, with some additional
3764 complication to avoid a force_reg when useless. Use
3765 emit_cmp_and_jump_insns.
3766 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3767 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3768 sync_compare_and_swap documentation.
3770 2009-04-09 Jan Hubicka <jh@suse.cz>
3772 * except.c (find_prev_try): Break out from ....
3773 (duplicate_eh_regions): ... here; properly update prev_try pointers
3774 when duplication part of tree.
3775 (dump_eh_tree): Improve dumping.
3776 (verify_eh_region): New.
3777 (verify_eh_tree): Use it.
3779 2009-04-06 Richard Guenther <rguenther@suse.de>
3781 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3782 &ARRAY addresses by adjusting their types and prepending
3784 * tree-cfg.c (verify_gimple_assign_single): Verify that
3785 addresses are correct.
3787 2009-04-09 Richard Guenther <rguenther@suse.de>
3789 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3790 indices into an array reference if possible.
3791 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3792 Fold POINTER_PLUS_EXPR statements with invariant address.
3794 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3797 * config.gcc (powerpc64-*-linux*): Always build biarch.
3799 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3802 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3803 it and pedwarn if this results in an INTEGER_CST.
3805 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3807 * doc/install.texi: Update minimum GMP version. Remove obsolete
3808 text in MPFR section.
3810 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3812 * dwarf2out.c (class_scope_p): New static inline.
3813 (class_or_namespace_scope_p): Use it.
3814 (gen_variable_die): Use DW_TAG_member tag for static data member
3815 declarations instead of DW_TAG_variable.
3818 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3821 2009-04-08 Richard Guenther <rguenther@suse.de>
3823 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3824 valueize random data.
3826 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3828 * config.gcc (aix tm_file): Add aix-stdint.h.
3829 (aix tm clause use_gcc_stdint): Set to wrap.
3830 * config/rs6000/aix-stdint.h: New file.
3832 2009-04-08 Richard Guenther <rguenther@suse.de>
3835 * tree-dfa.c (add_referenced_var): Do not recurse into
3836 global initializers.
3837 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3839 (fold_const_aggregate_ref): Likewise.
3841 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3843 * recog.c (ordered_comparison_operator): New.
3844 * gensupport.c (std_preds): Add it.
3845 * doc/md.texi (Machine-Independent Predicates): Document it.
3847 2009-04-08 Jan Hubicka <jh@suse.cz>
3849 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3850 * function.h (rtl_eh): Remove exception_handler_label_map.
3851 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3852 remove_exception_handler_label, for_each_eh_label_1): Remove.
3853 (rtl_remove_unreachable_regions): Remove.
3854 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3855 (find_exception_handler_labels): Don't build the hashtable.
3856 (maybe_remove_eh_handler): Remove.
3857 (for_each_eh_label): Rewrite to walk the tree.
3858 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3859 * except.h (maybe_remove_eh_handler): Remove.
3860 * passes.c (init_optimization_passes): Schedule second EH cleanup
3862 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3863 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3865 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3867 * genoutput.c (validate_optab_operands): New.
3868 (gen_insn, gen_expand): Call it.
3870 * genflags.c (gen_insn): Detect misused iterators.
3871 (main): Pass line_no to gen_insn, exit with status 1 on error.
3873 * genextract.c (line_no): Make global.
3874 (VEC_safe_set_locstr): Change assertion to error message.
3875 (main): Exit with status 1 on error.
3877 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3881 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3882 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3883 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3884 * c-convert.c (convert): Do not call fold on results of conversion
3885 functions when the result is a C_MAYBE_CONST_EXPR.
3886 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3887 of __builtin_choose_expr.
3888 * c-typeck.c (remove_c_maybe_const_expr): New.
3889 (build_unary_op, build_conditional_expr, build_compound_expr,
3890 build_binary_op, c_objc_common_truthvalue_conversion): Call
3891 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3894 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3896 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3897 CODE to produce a new one. Add a prototype to use fold_convert_const
3899 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3902 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3903 mix declarations and code.
3905 2009-04-08 Ben Elliston <bje@au.ibm.com>
3907 * gcc.c: Replace `CC' with `GCC' throughout.
3909 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3911 * doc/invoke.texi: Document Atom support.
3913 2009-04-07 Jason Merrill <jason@redhat.com>
3916 * c-common.h, c-common.c: Add flag_pretty_templates.
3917 * c-opts.c (c_common_handle_option): Set it.
3918 * c.opt: Add -fno-pretty-templates.
3919 * doc/invoke.texi (C++ Dialect Options): Likewise.
3921 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3923 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3924 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3925 (ia64_expand_builtin): Likewise.
3927 2009-04-07 Martin Jambor <mjambor@suse.cz>
3929 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3930 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3931 ADDR_EXPRS are include too.
3933 2009-04-07 Richard Guenther <rguenther@suse.de>
3935 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3936 decls are only used if passes as parameters or if they are
3937 local statics and the call is not to a builtin.
3938 (call_may_clobber_ref_p_1): Likewise.
3940 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3942 * expr.c (do_store_flag): Remove last argument. Simplify code
3943 to avoid duplication of tests already done by can_compare_p.
3944 (expand_expr_real_1): Adjust caller.
3946 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3948 * optabs.c (can_compare_p): Test the predicate of a
3949 cbranch and cstore pattern.
3951 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3953 * expr.c (convert_move): Use emit_store_flag instead of
3956 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3958 * config/i386/i386.c (ix86_compare_emitted): Remove.
3959 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3960 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3961 * config/i386/i386.h (ix86_compare_emitted): Remove.
3962 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3963 instead of ix86_compare_emitted.
3964 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3966 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3968 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3969 Add t-sysroot-suffix to tmake_file.
3970 * config/print-sysroot-suffix.sh: New file.
3971 * config/t-sysroot-suffix: New file.
3973 2009-04-07 Ben Elliston <bje@au.ibm.com>
3975 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3976 as the latter produces a warning when the target does not support
3979 2009-04-07 Ben Elliston <bje@au.ibm.com>
3981 * dfp.c: Replace type punning assignments with memcpy throughout.
3982 * Makefile.in (dfp.o-warn): Remove.
3984 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3987 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3988 Include soft-fp/t-softfp after rs6000/t-linux64.
3990 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3992 * stor-layout.c (set_sizetype): Use the full precision of their
3993 machine mode for bitsize types.
3995 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3997 * config/i386/i386.md: Revert 2 accidental checkins.
3999 2009-04-06 Joey Ye <joey.ye@intel.com>
4000 Xuepeng Guo <xuepeng.guo@intel.com>
4001 H.J. Lu <hongjiu.lu@intel.com>
4003 Atom pipeline model, tuning and insn selection.
4004 * config.gcc (atom): Add atom config options and target.
4006 * config/i386/atom.md: New.
4008 * config/i386/i386.c (atom_cost): New cost.
4009 (m_ATOM): New macro flag.
4010 (initial_ix86_tune_features): Set m_ATOM.
4011 (x86_accumulate_outgoing_args): Likewise.
4012 (x86_arch_always_fancy_math_387): Likewise.
4013 (processor_target): Add Atom cost.
4014 (cpu_names): Add Atom cpu name.
4015 (override_options): Set Atom ISA.
4016 (ix86_issue_rate): New case PROCESSOR_ATOM.
4017 (ix86_adjust_cost): Likewise.
4019 * config/i386/i386.h (TARGET_ATOM): New target macro.
4020 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4021 (TARGET_OPT_AGU): New target option.
4022 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4023 (processor_type): Add PROCESSOR_ATOM.
4025 * config/i386/i386.md (cpu): Add new value "atom".
4026 (use_carry, movu): New attr.
4027 (atom.md): Include atom.md.
4028 (adddi3_carry_rex64): Set attr "use_carry".
4029 (addqi3_carry): Likewise.
4030 (addhi3_carry): Likewise.
4031 (addsi3_carry): Likewise.
4032 (*addsi3_carry_zext): Likewise.
4033 (subdi3_carry_rex64): Likewise.
4034 (subqi3_carry): Likewise.
4035 (subhi3_carry): Likewise.
4036 (subsi3_carry): Likewise.
4037 (x86_movdicc_0_m1_rex64): Likewise.
4038 (*x86_movdicc_0_m1_se): Likewise.
4039 (x86_movsicc_0_m1): Likewise.
4040 (*x86_movsicc_0_m1_se): Likewise.
4041 (*adddi_1_rex64): Emit add insn as much as possible.
4042 (*addsi_1): Likewise.
4043 (return_internal): Set atom_unit.
4044 (return_internal_long): Likewise.
4045 (return_pop_internal): Likewise.
4046 (*rcpsf2_sse): Set atom_sse_attr attr.
4047 (*qrt<mode>2_sse): Likewise.
4048 (*prefetch_sse): Likewise.
4050 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4052 (ix86_target_macros_internal): Likewise.
4054 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4055 (*prefetch_sse_rex): Likewise.
4056 (sse_rcpv4sf2): Likewise.
4057 (sse_vmrcpv4sf2): Likewise.
4058 (sse_sqrtv4sf2): Likewise.
4059 (<sse>_vmsqrt<mode>2): Likewise.
4060 (sse_ldmxcsr): Likewise.
4061 (sse_stmxcsr): Likewise.
4062 (*sse_sfence): Likewise.
4063 (sse2_clflush): Likewise.
4064 (*sse2_mfence): Likewise.
4065 (*sse2_lfence): Likewise.
4066 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4067 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4068 (avx_movdqu<avxmodesuffix>): Likewise.
4069 (avx_lddqu<avxmodesuffix>): Likewise.
4070 (sse2_movntv2di): Change attr "type" to "ssemov".
4071 (sse2_movntsi): Likewise.
4072 (rsqrtv8sf2): Change attr "type" to "sseadd".
4073 (sse3_addsubv2df3): Set attr "atom_unit".
4074 (sse3_h<plusminus_insn>v4sf3): Likewise.
4075 (*sse2_pmaddwd): Likewise.
4076 (*vec_extractv2di_1_rex64): Likewise.
4077 (*vec_extractv2di_1_avx): Likewise.
4078 (sse2_psadbw): Likewise.
4079 (ssse3_phaddwv8hi3): Likewise.
4080 (ssse3_phaddwv4hi3): Likewise.
4081 (ssse3_phadddv4si3): Likewise.
4082 (ssse3_phadddv2si3): Likewise.
4083 (ssse3_phaddswv8hi3): Likewise.
4084 (ssse3_phaddswv4hi3): Likewise.
4085 (ssse3_phsubwv8hi3): Likewise.
4086 (ssse3_phsubwv4hi3): Likewise.
4087 (ssse3_phsubdv4si3): Likewise.
4088 (ssse3_phsubdv2si3): Likewise.
4089 (ssse3_phsubswv8hi3): Likewise.
4090 (ssse3_phsubswv4hi3): Likewise.
4091 (ssse3_pmaddubsw128): Likewise.
4092 (sse3_pmaddubsw: Likewise.
4093 (ssse3_palignrti): Likewise.
4094 (ssse3_palignrdi): Likewise.
4096 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4098 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4100 2009-04-06 Richard Guenther <rguenther@suse.de>
4102 PR tree-optimization/28868
4103 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4104 of which PHI results we inserted.
4105 (insert_into_preds_of_block): Record inserted PHIs.
4106 (eliminate): Eliminate redundant PHI nodes.
4107 (init_pre): Init inserted_phi_names.
4109 2009-04-06 Richard Guenther <rguenther@suse.de>
4111 PR tree-optimization/39643
4112 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4113 IMAGPART_EXPRs of complex constants.
4114 (execute_fold_all_builtins): If we folded a call queue
4115 TODO_update_address_taken.
4117 2009-04-06 Jan Hubicka <jh@suse.cz>
4120 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4123 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4125 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4127 (ic_invalidate_array): Likewise.
4129 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4131 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4132 alignment for library calls.
4134 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4136 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4137 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4138 * config/i386/mingw-stdint.h: New file.
4140 2009-04-05 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/39648
4143 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4144 our &A vs. &A[0] IL deficiencies.
4146 2009-04-04 Jan Hubicka <jh@suse.cz>
4148 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4149 removed toplevel regions.
4150 (sjlj_mark_call_sites): Likewise.
4152 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4154 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4155 (cygwin tm clause use_gcc_stdint): Set to wrap.
4156 * config/i386/cygwin-stdint.h: New file.
4158 2009-04-04 Richard Guenther <rguenther@suse.de>
4160 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4161 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4162 single-argument PHIs if we are in loop-closed SSA form.
4163 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4164 for the pre-condition.
4165 (slpeel_tree_peel_loop_to_edge): Likewise.
4166 (vect_build_loop_niters): Take an optional sequence to append stmts.
4167 (vect_generate_tmps_on_preheader): Likewise.
4168 (vect_do_peeling_for_loop_bound): Take extra guards for the
4170 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4171 the cost model check.
4172 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4173 guards if we are going to peel. Do not apply versioning in that case.
4174 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4175 (vect_do_peeling_for_loop_bound): Likewise.
4176 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4177 loop bound only record extra pre-conditions, do not apply loop
4180 2009-04-04 Richard Guenther <rguenther@suse.de>
4182 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4185 2009-04-04 Jan Hubicka <jh@suse.cz>
4187 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4188 last_basic_block for size of bb->index indexed array.
4189 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4190 compute_out, link_btr_uses, build_btr_def_use_webs,
4191 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4193 2009-04-04 Jan Hubicka <jh@suse.cz>
4195 * except.c (remove_eh_handler_and_replace): Break out from ...
4196 (remove_eh_handler): ... here.
4197 (bring_to_root): New function.
4198 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4199 handled ones, bring others to root of tree.
4201 2009-04-04 Jan Hubicka <jh@suse.cz>
4203 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4204 (all_phis_safe_to_merge): New function.
4205 (update_info): New structure.
4206 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4207 (cleanup_empty_eh): Update SSA if possible.
4209 2009-04-04 Richard Guenther <rguenther@suse.de>
4211 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4212 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4213 (append_vuse): Likewise.
4215 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4217 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4218 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4219 instead of REG_UNSAVED for DW_CFA_undefined.
4220 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4221 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4224 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4227 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4228 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4229 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4231 2009-04-04 Richard Guenther <rguenther@suse.de>
4233 PR tree-optimization/8781
4234 PR tree-optimization/37892
4235 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4236 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4237 (valueize_refs): Call it for *& valueizations.
4238 (shared_reference_ops_from_ref): Rename to ...
4239 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4240 (shared_reference_ops_from_call): Rename to ...
4241 (valueize_shared_reference_ops_from_call): ... this and valueize.
4242 (vn_reference_lookup): Update.
4243 (visit_reference_op_call): Likewise.
4244 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4245 (eliminate): Value-replace the call address in call statements.
4247 2009-04-04 Richard Guenther <rguenther@suse.de>
4249 PR tree-optimization/39636
4250 * tree-ssa-forwprop.c
4251 (forward_propagate_addr_into_variable_array_index): Check for
4252 GIMPLE_ASSIGN before accessing the rhs code.
4254 2009-04-03 Jason Merrill <jason@redhat.com>
4256 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4258 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4260 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4261 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4262 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4263 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4264 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4265 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4266 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4267 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4268 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4269 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4270 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4271 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4272 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4273 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4274 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4275 Use fr_reg_or_fp01_operand instead of fr_register_operand
4277 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4278 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4279 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4281 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4283 PR rtl-optimization/39607
4284 PR rtl-optimization/39631
4288 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4289 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4290 instead of DF_LR_OUT.
4291 * ira-lives.c (process_bb_node_lives): Ditto.
4292 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4293 instead of DF_LR_{OUT,IN}.
4294 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4295 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4297 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4299 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4300 (execute_lower_omp): Always run but take the short way out if -fopenmp
4302 (gate_lower_omp): Remove, forcing the pass manager to always run the
4303 pass and always set PROP_gimple_lomp.
4304 (pass_lower_omp): Remove gate function.
4305 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4306 PROP_trees. Instead, require it.
4307 * ipa-cp.c (pass_ipa_cp): Likewise.
4308 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4309 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4310 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4311 and PROP_gimple_leh.
4313 2009-04-03 Richard Guenther <rguenther@suse.de>
4316 PR tree-optimization/23940
4317 PR tree-optimization/33237
4320 PR tree-optimization/36201
4321 PR tree-optimization/36230
4322 PR tree-optimization/38049
4323 PR tree-optimization/38207
4324 PR tree-optimization/38230
4325 PR tree-optimization/38301
4326 PR tree-optimization/38585
4328 PR tree-optimization/38985
4329 PR tree-optimization/39299
4330 * tree-ssa-structalias.h: Remove.
4331 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4332 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4333 (struct vuse_element_d): Remove.
4334 (struct vuse_vec_d): Likewise.
4335 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4336 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4337 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4338 VUSE_ELEMENT_VAR): Likewise.
4339 (struct voptype_d): Likewise.
4340 (NUM_VOP_FREE_BUCKETS): Likewise.
4341 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4342 (struct stmt_operands_d): Remove.
4343 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4344 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4345 VDEF_NUM, VDEF_VECT): Likewise.
4346 (copy_virtual_operands): Remove.
4347 (operand_build_cmp): Likewise.
4348 (create_ssa_artificial_load_stmt): Likewise.
4349 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4350 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4351 vuse_index and mayuse_index members. Pack and move done and iter_type
4352 members to the front.
4353 (SSA_OP_VMAYUSE): Remove.
4354 (SSA_OP_VIRTUAL_USES): Adjust.
4355 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4356 (unlink_stmt_vdef): Declare.
4357 (add_to_addressable_set): Remove.
4358 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4359 (vrp_visit_stmt): Likewise.
4360 * doc/tree-ssa.texi (Alias analysis): Update.
4361 * doc/invoke.texi (max-aliased-vops): Remove docs.
4362 (avg-aliased-vops): Likewise.
4363 * tree-into-ssa.c (syms_to_rename): Remove.
4364 (need_to_update_vops_p): Likewise.
4365 (need_to_initialize_update_ssa_p): Rename to ...
4366 (update_ssa_initialized_fn): ... this. Track function we are
4368 (symbol_marked_for_renaming): Simplify.
4369 (add_new_name_mapping): Do not set need_to_update_vops_p.
4370 (dump_currdefs): Use SYMS_TO_RENAME.
4371 (rewrite_update_stmt): Always walk all uses/defs.
4372 (dump_update_ssa): Adjust.
4373 (init_update_ssa): Take function argument. Track what we are
4375 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4376 (create_new_def_for): Initialize for cfun, assert we are initialized
4378 (mark_sym_for_renaming): Simplify.
4379 (mark_set_for_renaming): Do not initialize update-ssa.
4380 (need_ssa_update_p): Simplify. Take function argument.
4381 (name_mappings_registered_p): Assert we ask for the correct function.
4382 (name_registered_for_update_p): Likewise.
4383 (ssa_names_to_replace): Likewise.
4384 (release_ssa_name_after_update_ssa): Likewise.
4385 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4386 (dump_decl_set): Do not print a newline.
4387 (debug_decl_set): Do it here.
4388 (dump_update_ssa): And here.
4389 * tree-ssa-loop-im.c (move_computations): Adjust.
4390 (movement_possibility): Likewise.
4391 (determine_max_movement): Likewise.
4392 (gather_mem_refs_stmt): Likewise.
4393 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4395 * tree-complex.c (update_all_vops): Remove.
4396 (expand_complex_move): Adjust.
4397 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4398 Simplify test for memory referencing statement. Exclude
4399 non-invariant ADDR_EXPRs.
4400 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4401 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4402 (rdg_flag_uses): Likewise.
4403 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4405 (tree_optimize_tail_calls_1): Also split the
4406 edge from the entry block if we have degenerate PHI nodes in
4407 the first basic block.
4408 * tree.c (init_ttree): Remove memory-tag related code.
4409 (tree_code_size): Likewise.
4410 (tree_node_structure): Likewise.
4411 (build7_stat): Re-write to be build6_stat.
4412 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4413 (SSA_VAR_P): Adjust.
4414 (struct tree_memory_tag): Remove.
4415 (struct tree_memory_partition_tag): Likewise.
4416 (union tree_node): Adjust.
4417 (build7): Re-write to be build6.
4418 * tree-pass.h (pass_reset_cc_flags): Remove.
4419 (TODO_update_address_taken): New flag.
4420 (pass_simple_dse): Remove.
4421 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4422 * params.h (MAX_ALIASED_VOPS): Remove.
4423 (AVG_ALIASED_VOPS): Likewise.
4424 * omp-low.c (expand_omp_taskreg): Update SSA form.
4425 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4426 aliases the lhs in a copy stmt.
4427 * tree-ssa-dse.c (struct address_walk_data): Remove.
4428 (memory_ssa_name_same): Likewise.
4429 (memory_address_same): Likewise.
4430 (get_kill_of_stmt_lhs): Likewise.
4431 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4432 unused stores. Look through PHI nodes into post-dominated regions.
4433 (dse_optimize_stmt): Simplify. Properly remove stores.
4434 (tree_ssa_dse): Compute dominators.
4435 (execute_simple_dse): Remove.
4436 (pass_simple_dse): Likewise.
4437 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4438 gimple_loaded_syms and gimple_stored_syms computation.
4439 * toplev.c (dump_memory_report): Dump alias and pta stats.
4440 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4441 (vn_reference_eq): Likewise.
4442 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4443 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4444 valueize_vuses): Remove.
4445 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4446 (get_def_ref_stmt_vuse): ... this.
4447 (vn_reference_lookup_2): New function.
4448 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4449 walking equivalent vuses. Simplify.
4450 (vn_reference_lookup): Likewise.
4451 (vn_reference_insert): Likewise.
4452 (vn_reference_insert_pieces): Likewise.
4453 (visit_reference_op_call): Simplify.
4454 (visit_reference_op_load): Likewise.
4455 (visit_reference_op_store): Likewise.
4456 (init_scc_vn): Remove shared_lookup_vuses initialization.
4457 (free_scc_vn): Remove shared_lookup_vuses freeing.
4458 (sort_vuses, sort_vuses_heap): Remove.
4459 (get_ref_from_reference_ops): Export.
4460 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4461 vector with single vuse pointer.
4462 (vn_reference_lookup_pieces, vn_reference_lookup,
4463 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4464 (shared_vuses_from_stmt): Remove.
4465 (get_ref_from_reference_ops): Declare.
4466 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4467 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4468 memory-tag related code.
4469 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4470 (likely_value): Add comment, skip static-chain of call statements.
4471 (surely_varying_stmt_p): Adjust.
4472 (gimplify_and_update_call_from_tree): Likewise.
4473 (execute_fold_all_builtins): Do not rebuild alias info.
4474 (gimplify_and_update_call_from_tree): Properly update VOPs.
4475 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4476 (copy_ref_info): Remove memory-tag related code.
4477 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4478 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4479 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4481 * tree-ssa-dom.c (gimple_p): Remove typedef.
4482 (eliminate_redundant_computations): Adjust.
4483 (record_equivalences_from_stmt): Likewise.
4484 (avail_expr_hash): Likewise.
4485 (avail_expr_eq): Likewise.
4486 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4487 (stmt_makes_single_load): Likewise.
4488 (stmt_makes_single_store): Likewise.
4489 * tree-ssa-alias.c: Rewrite completely.
4490 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4491 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4492 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4493 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4494 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4495 Remove public functions.
4496 (pass_reset_cc_flags): Remove.
4497 (pass_build_alias): Move ...
4498 * tree-ssa-structalias.c (pass_build_alias): ... here.
4499 * tree-ssa-alias.c (may_be_aliased): Move ...
4500 * tree-flow-inline.h (may_be_aliased): ... here.
4501 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4502 count_uses_and_derefs): Move ...
4503 * gimple.c: ... here.
4504 * gimple.h (count_uses_and_derefs): Declare.
4505 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4506 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4507 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4508 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4509 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4510 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4511 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4513 * tree-dfa.c (refs_may_alias_p): Move ...
4514 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4515 * tree-ssa-alias.h: New file.
4516 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4517 (statement_sink_location): Likewise.
4518 * opts.c (decode_options): Do not adjust max-aliased-vops or
4519 avg-aliased-vops values.
4520 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4521 (TV_CALL_CLOBBER): Likewise.
4522 (TV_FLOW_SENSITIVE): Likewise.
4523 (TV_FLOW_INSENSITIVE): Likewise.
4524 (TV_MEMORY_PARTITIONING): Likewise.
4525 (TV_ALIAS_STMT_WALK): New timevar.
4526 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4527 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4528 (get_address_description): Remove memory-tag related code.
4529 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4530 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4531 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4532 and immediate uses in statements. Document.
4533 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4534 (dump_symbols): Remove.
4535 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4536 * alias.c (get_deref_alias_set): New function split out from ...
4537 (get_alias_set): ... here.
4538 * alias.h (get_deref_alias_set): Declare.
4539 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4540 type parameter. Remove restrict pointer handling. Create a
4541 ref-all pointer in case type-based alias sets do not conflict.
4542 (vect_analyze_data_refs): Remove SMT related code.
4543 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4544 (vectorizable_load): Likewise.
4545 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4546 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4547 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4548 Ignore vops and SMTs.
4549 (dr_analyze_alias): Likewise..
4550 (free_data_ref): Likewise.
4551 (create_data_ref): Likewise.
4552 (analyze_all_data_dependences): Likewise.
4553 (get_references_in_stmt): Adjust.
4554 * tree-flow-inline.h (gimple_aliases_computed_p,
4555 gimple_addressable_vars, gimple_call_clobbered_vars,
4556 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4557 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4558 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4559 gimple_mem_ref_stats): Remove.
4560 (gimple_vop): New function.
4561 (op_iter_next_use): Remove vuses and mayuses cases.
4562 (op_iter_next_def): Remove vdefs case.
4563 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4564 (clear_and_done_ssa_iter): Do not set removed fields.
4565 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4566 Assert we are not iterating over vuses or vdefs if not also
4567 iterating over uses or defs.
4568 (op_iter_init_use): Likewise.
4569 (op_iter_init_def): Likewise.
4570 (op_iter_next_vdef): Remove.
4571 (op_iter_next_mustdef): Likewise.
4572 (op_iter_init_vdef): Likewise.
4573 (compare_ssa_operands_equal): Likewise.
4574 (link_use_stmts_after): Handle vuse operand.
4575 (is_call_used): Use is_call_clobbered.
4576 (is_call_clobbered): Global variables are always call clobbered,
4577 query the call-clobbers bitmap.
4578 (mark_call_clobbered): Ignore global variables.
4579 (clear_call_clobbered): Likewise.
4580 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4581 virtual operands sanity check.
4582 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4584 (TARGET_MEM_REF): Remove TMR_TAG operand.
4585 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4586 Remove call-clobber related code.
4587 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4588 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4589 partitions or escape reason.
4590 (get_single_def_stmt, get_single_def_stmt_from_phi,
4591 get_single_def_stmt_with_phi): Remove.
4592 (dump_referenced_vars): Tidy.
4593 (get_ref_base_and_extent): Allow bare decls.
4594 (collect_dfa_stats): Adjust.
4595 * graphite.c (rename_variables_in_stmt): Adjust.
4596 (graphite_copy_stmts_from_block): Likewise.
4597 (translate_clast): Likewise.
4598 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4600 (translate_vuse_through_block): Use the oracle.
4601 (phi_translate_1): Adjust.
4602 (value_dies_in_block_x): Use the oracle. Cache the outcome
4604 (valid_in_sets): Check if the VUSE for
4605 a REFERENCE is available.
4606 (eliminate): Do not remove stmts during elimination,
4607 instead queue and remove them afterwards.
4608 (do_pre): Do not rebuild alias info.
4609 (pass_pre): Run TODO_rebuild_alias before PRE.
4610 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4611 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4612 (mark_all_v_defs_stmt): Remove.
4613 (mark_all_v_defs_seq): Adjust.
4614 (sra_replace): Likewise.
4615 (scalarize_use): Likewise.
4616 (scalarize_copy): Likewise.
4617 (scalarize_init): Likewise.
4618 (scalarize_ldst): Likewise.
4619 (todoflags): Remove.
4620 (tree_sra): Do not rebuild alias info.
4621 (tree_sra_early): Adjust.
4622 (pass_sra): Run TODO_update_address_taken before SRA.
4623 * tree-predcom.c (set_alias_info): Remove.
4624 (prepare_initializers_chain): Do not call it.
4625 (mark_virtual_ops_for_renaming): Adjust.
4626 (mark_virtual_ops_for_renaming_list): Remove.
4627 (initialize_root_vars): Adjust.
4628 (initialize_root_vars_lm): Likewise.
4629 (prepare_initializers_chain): Likewise.
4630 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4631 (may_propagate_copy_into_stmt): Likewise.
4632 (merge_alias_info): Do nothing for now.
4633 (propagate_tree_value_into_stmt): Adjust.
4634 (stmt_may_generate_copy): Likewise.
4635 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4636 not mark symbols for renaming.
4637 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4638 with the same statement, make sure to update the new pointed-to one.
4639 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4640 call statements, do not mark symbols for renaming.
4641 (mark_operand_necessary): Dump something.
4642 (ref_may_be_aliased): New function.
4643 (mark_aliased_reaching_defs_necessary_1): New helper function.
4644 (mark_aliased_reaching_defs_necessary): Likewise.
4645 (mark_all_reaching_defs_necessary_1): Likewise.
4646 (mark_all_reaching_defs_necessary): Likewise.
4647 (propagate_necessity): Do not process virtual PHIs. For
4648 non-aliased loads mark all reaching definitions as necessary.
4649 For aliased loads and stores mark the immediate dominating
4650 aliased clobbers as necessary.
4651 (visited): New global static.
4652 (perform_tree_ssa_dce): Free visited bitmap after propagating
4654 (remove_dead_phis): Perform simple dead virtual PHI removal.
4655 (remove_dead_stmt): Properly unlink virtual operands when
4657 (eliminate_unnecessary_stmts): Schedule PHI removal after
4659 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4660 (process_replaceable): Likewise.
4661 (find_replaceable_in_bb): Likewise.
4662 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4663 based on the single gimple vop.
4664 (verify_flow_insensitive_alias_info): Remove.
4665 (verify_flow_sensitive_alias_info): Likewise.
4666 (verify_call_clobbering): Likewise.
4667 (verify_memory_partitions): Likewise.
4668 (verify_alias_info): Likewise.
4669 (verify_ssa): Adjust..
4670 (execute_update_addresses_taken): Export. Update SSA
4671 manually. Optimize only when optimizing. Use a local bitmap.
4672 (pass_update_address_taken): Remove TODO_update_ssa, add
4674 (pass_update_address_taken): Just use TODO_update_address_taken.
4675 (init_tree_ssa): Do not initialize addressable_vars.
4676 (verify_ssa): Verify new VUSE / VDEF properties.
4677 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4678 Do not call verify_alias_info.
4679 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4680 Do not free the loaded and stored syms bitmaps. Reset the escaped
4681 and callused solutions. Do not free addressable_vars.
4682 Remove memory-tag related code.
4683 (warn_uninitialized_var): Aliases are always available.
4684 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4685 * lambda-code.c (can_put_in_inner_loop): Adjust.
4686 (can_put_after_inner_loop): Likewise.
4687 (perfect_nestify): Likewise.
4688 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4689 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4690 (vectorizable_conversion): Do not mark symbols for renaming.
4691 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4692 (expand_call_inline): Unlink the calls virtual operands before
4694 (tree_function_versioning): Do not call update_ssa if we are not
4695 updating clones. Simplify.
4696 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4697 (propagate_with_phi): Likewise..
4698 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4699 clobber code. Assert we are not aliased or global.
4700 * tree-flow.h: Include tree-ssa-alias.h
4701 (enum escape_type): Remove.
4702 (struct mem_sym_stats_d): Likewise.
4703 (struct mem_ref_stats_d): Likewise.
4704 (struct gimple_df): Add vop member. Remove global_var,
4705 call_clobbered_vars, call_used_vars, addressable_vars,
4706 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4707 escaped and callused members.
4708 (struct ptr_info_def): Remove all members, add points-to solution
4710 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4711 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4712 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4713 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4714 (tree-ssa-alias.o): Likewise.
4715 (toplev.o): Add tree-ssa-alias.h
4716 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4717 * gimple.c (gimple_set_bb): Fix off-by-one error.
4718 (is_gimple_reg): Do not handle memory tags.
4719 (gimple_copy): Also copy virtual operands.
4720 Delay updating the statement. Do not reset loaded and stored syms.
4721 (gimple_set_stored_syms): Remove.
4722 (gimple_set_loaded_syms): Likewise.
4723 (gimple_call_copy_skip_args): Copy the virtual operands
4724 and mark the new statement modified.
4725 * tree-ssa-structalias.c (may_alias_p): Remove.
4726 (set_uids_in_ptset): Take the alias set to prune with as
4727 parameter. Fold in the alias test of may_alias_p.
4728 (compute_points_to_sets): Compute whether a ptr is dereferenced
4730 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4731 other ADDRESSOF constraints on the lhs.
4732 (get_constraint_for_component_ref): Assert that we don't get
4733 ADDRESSOF constraints from the base of the reference.
4734 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4735 (struct variable_info): Remove collapsed_to member.
4736 (get_varinfo_fc): Remove.
4737 (new_var_info): Do not set collapsed_to.
4738 (dump_constraint): Do not follow cycles.
4739 (dump_constraint_graph): Likewise.
4740 (build_pred_graph): Likewise.
4741 (build_succ_graph): Likewise.
4742 (rewrite_constraints): Likewise.
4743 (do_simple_structure_copy): Remove.
4744 (do_rhs_deref_structure_copy): Remove.
4745 (do_lhs_deref_structure_copy): Remove.
4746 (collapse_rest_of_var): Remove.
4747 (do_structure_copy): Re-implement.
4748 (pta_stats): New global variable.
4749 (dump_pta_stats): New function.
4750 (struct constraint_expr): Make offset signed.
4751 (UNKNOWN_OFFSET): Define special value.
4752 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4753 (solution_set_expand): New helper function split out from ...
4754 (do_sd_constraint): ... here.
4755 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4756 (do_ds_constraint): Likewise.
4757 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4758 and CALLUSED = *CALLUSED.
4759 (set_union_with_increment): Make inc argument signed.
4760 (type_safe): Remove.
4761 (get_constraint_for_ptr_offset): Handle unknown and negative
4763 (first_vi_for_offset): Handle offsets before start. Bail
4764 out early for offsets beyond the variable extent.
4765 (first_or_preceding_vi_for_offset): New function.
4766 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4767 Together with ESCAPED = *ESCAPED this properly computes reachability.
4768 (find_what_var_points_to): New function.
4769 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4770 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4771 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4772 pt_solutions_intersect): New functions.
4773 (compute_call_used_vars): Remove.
4774 (compute_may_aliases): New main entry into PTA computation.
4775 * gimple.h (gimple_p): New typedef.
4776 (struct gimple_statement_base): Remove references_memory_p.
4777 (struct gimple_statement_with_memory_ops_base): Remove
4778 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4780 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4781 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4782 gimple_set_references_memory): Remove.
4783 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4784 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4786 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4787 (verify_expr): Allow RESULT_DECL.
4788 (gimple_duplicate_bb): Do not copy virtual operands.
4789 (gimple_duplicate_sese_region): Adjust.
4790 (gimple_duplicate_sese_tail): Likewise.
4791 (mark_virtual_ops_in_region): Remove.
4792 (move_sese_region_to_fn): Do not call it.
4793 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4794 and pass_simple_dse.
4795 (execute_function_todo): Handle TODO_update_address_taken,
4796 call execute_update_addresses_taken for TODO_rebuild_alias.
4797 (execute_todo): Adjust.
4798 (execute_one_pass): Init dump files early.
4799 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4801 (create_general_new_stmt): Clear vops.
4802 * tree-ssa-reassoc.c (get_rank): Adjust.
4803 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4804 symbols for renaming.
4805 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4806 (PARAM_AVG_ALIASED_VOPS): Likewise.
4807 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4808 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4809 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4810 (operand_build_cmp, copy_virtual_operands,
4811 create_ssa_artificial_load_stmt, add_to_addressable_set,
4812 gimple_add_to_addresses_taken): Remove public functions.
4813 (unlink_stmt_vdef): New function.
4815 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4817 * config.gcc (powerpc-*-linux*): Merge variants.
4819 2009-04-02 Chao-ying Fu <fu@mips.com>
4820 James Grosbach <james.grosbach@microchip.com>
4822 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4823 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4825 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4826 keep_interrupts_masked_p, use_debug_exception_return_p.
4827 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4828 keep_interrupts_masked, use_debug_exception_return.
4829 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4830 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4832 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4833 (mips_print_operand): Process COP0 registers to print $0 .. $31
4834 correctly for GAS to process.
4835 (mips_interrupt_extra_call_saved_reg_p): New function.
4836 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4838 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4839 (mips_compute_frame_info): Add supports for interrupt context that
4840 includes doubleword accumulators and COP0 registers.
4841 (mips_for_each_saved_acc): New function.
4842 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4843 mips_for_each_saved_reg.
4844 (mips_save_reg): Save accumulators.
4845 (mips_kernel_reg_p): A new for_each_rtx callback.
4846 (mips_expand_prologue): Support interrupt handlers.
4847 (mips_restore_reg): Restore accumulators.
4848 (mips_expand_epilogue): Support interrupt handlers.
4849 (mips_can_use_return_insn): Return false for interrupt handlers.
4850 (mips_epilogue_uses): New function.
4851 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4852 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4853 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4854 cop0_move): New instructions.
4855 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4856 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4858 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4860 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4861 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4862 interrupt handlers, we use K0 as the temporary register.
4863 (EPILOGUE_USES): Change to a function call.
4864 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4865 handlers, we use K0 as the temporary register.
4867 * doc/extend.texi (Function Attributes): Document interrupt,
4868 use_shadow_register_set, keep_interrupts_masked,
4869 use_debug_exception_return for MIPS attributes.
4871 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4873 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4874 Remove a number of t-files from tmake_file.
4875 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4876 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4877 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4878 target_prototype, not TARGET_PROTOTYPE.
4879 (LINK_OS_GNU_SPEC): Define.
4880 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4881 and darwin-ldoubdle.c.
4883 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4886 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4887 (cpp_options): Ditto.
4888 (default_compilers): Ditto.
4889 (display_help): Ditto.
4890 (process_command): Ditto.
4892 (set_input): Use lbasename instead of duplicate code.
4893 (save_temps_prefix): New static for -save-temps=obj.
4894 (save_temps_length): Ditto.
4896 * doc/invoke.texi (-save-temps=obj): Document new variant to
4899 2009-04-02 Jeff Law <law@redhat.com>
4901 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4904 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4906 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4907 * configure: Regenerated.
4909 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4911 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4912 share the argument list.
4914 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4918 2009-02-12 Diego Novillo <dnovillo@google.com>
4920 * varpool.c (debug_varpool): New.
4921 * cgraph.h (debug_varpool): Declare.
4923 2009-04-02 Jan Hubicka <jh@suse.cz>
4925 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4928 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4930 * config/i386/i386.c (ix86_abi): Move initialization to ...
4931 (override_options): Here.
4933 2009-04-02 Christian Bruel <christian.bruel@st.com>
4935 * config/sh/sh.c (sh_dwarf_register_span): New function.
4936 (TARGET_DWARF_REGISTER_SPAN): Define.
4937 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4939 2009-04-02 Ira Rosen <irar@il.ibm.com>
4941 PR tree-optimization/39595
4942 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4943 interleaved loads group is not greater than the SLP group size.
4945 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4947 * builtins.c (is_builtin_name): New.
4948 (called_as_built_in): Use is_builtin_name.
4949 * tree.h (is_builtin_name): New.
4950 * varasm.c (incorporeal_function_p): Use is_builtin_name
4952 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4954 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4956 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4959 * c-decl.c (clone_underlying_type): Move this ...
4960 * c-common.c (set_underlying_type): ... here.
4961 Also, make sure the function properly sets TYPE_STUB_DECL() on
4962 the newly created typedef variant type.
4963 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4964 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4967 2009-04-02 Richard Guenther <rguenther@suse.de>
4969 PR tree-optimization/37221
4970 * tree-flow.h (degenerate_phi_result): Declare.
4971 * tree-ssa-dom.c (degenerate_phi_result): Export.
4972 * tree-scalar-evolution.c (analyze_initial_condition): If
4973 the initial condition is defined by a degenerate PHI node
4974 use the degenerate value.
4976 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4978 PR rtl-optimization/39588
4979 * combine.c (merge_outer_ops): Do not set the constant when this
4981 (simplify_shift_const_1): Do not modify it either in this case.
4983 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4985 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4986 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4988 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4991 * c-lex.c (interpret_float): Default (no suffix) is double.
4993 2009-04-1 Xinliang David Li <davidxl@google.com>
4995 * config/i386/i386.c (legitimate_constant_p): Recognize
4996 all one vector constant.
4998 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5000 * config/vax/vax.c: Add #includes to silence warnings.
5001 Change #include order to silence two warnings.
5003 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5005 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5006 (ASM_SPEC): Pass -k to the assembler for PIC code.
5008 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5010 * config.gcc: Add vax-*-linux* to the switch.
5011 * config/vax/linux.h: New file. (TARGET_VERSION,
5012 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5014 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5016 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5017 Use predicate macros instead of GET_CODE() == foo.
5018 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5019 ashlsi3, rotrsi3, <unnamed>): Likewise.
5021 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5023 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5024 jbbccihi, jbbccisi): Remova trailing whitespace.
5025 * config/vax/constraints.md: Likewise.
5026 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5027 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5028 * config/vax/predicates.md: Likewise.
5029 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5030 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5031 * config/vax/vax.h: Likewise.
5032 * config/vax/vax.md (nonlocal_goto): Likewise.
5034 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5036 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5037 (indirectable_address_p, adjacent_operands_p): Add spaces around
5039 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5041 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5043 * config/vax/vax.c (legitimate_constant_address_p,
5044 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5045 index_term_p, reg_plus_index_p, legitimate_address_p,
5046 vax_mode_dependent_address_p): Update comments to match functions
5047 modified by the recent int->bool conversion.
5049 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5051 * config/vax/builtins.md: Update copyright message.
5052 * config/vax/constraints.md: Likewise.
5053 * config/vax/netbsd-elf.h: Likewise.
5054 * config/vax/predicates.md: Likewise.
5055 * config/vax/vax-protos.h: Likewise.
5056 * config/vax/vax.c: Likewise.
5057 * config/vax/vax.h: Likewise.
5058 * config/vax/vax.md: Likewise.
5059 * config/vax/vax.opt: Likewise.
5061 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5063 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5064 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5065 * config/vax/constraints.md (B, R): Likewise.
5066 * config/vax/predicates.md (external_memory_operand,
5067 nonimmediate_addsub_di_operand): Likewise.
5068 * config/vax/vax.c (vax_output_int_add): Likewise.
5069 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5070 untyped_call): Likewise.
5072 2009-04-01 Matt Thomas <matt@3am-software.com>
5074 * config/vax/predicates.md: New file.
5075 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5076 external_const_operand, nonsymbolic_operand, external_memory_operand,
5077 indirect_memory_operand, indexed_memory_operand,
5078 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5079 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5081 * config/vax/constraints.md: New file.
5082 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5084 * config/vax/builtins.md: New file.
5085 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5086 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5088 * config/vax/vax.opt (mqmath): Add option.
5089 * config/vax/vax.md (isfx): Extend with DI.
5090 (VAXintQH, VAXintQHSD): Define.
5091 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5092 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5093 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5094 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5095 (movdi): Update constraints and use vax_output_int_move().
5096 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5097 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5098 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5099 nonlocal_goto): New.
5100 (mov<mode>): Extend accepted operand types.
5101 (subdi3_old): Rename from subdi3, change update constraints and use
5102 a new implementation.
5103 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5104 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5105 MOVE_RATIO, CLEAR_RATIO): Define.
5106 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5107 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5108 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5109 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5110 (split_quadword_operands): Make static and really allow variable
5112 (print_operand_address): Update for PIC generation.
5113 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5114 indexable_address_p, fixup_mathdi_operand,
5115 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5116 (vax_float_literal, legitimate_constant_p,
5117 indirectable_constant_address_p, index_term_p,
5118 reg_plus_index_p): Return bool instead of int.
5119 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5121 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5123 (vax_output_conditional_branch): Indent.
5124 (legitimate_constant_address_p, indirectable_constant_address_p,
5125 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5126 vax_mode_dependent_address_p): Return bool instead of int, update for
5128 * config/vax/vax-protos.h (legitimate_constant_address_p,
5129 legitimate_constant_p, legitimate_address_p,
5130 vax_mode_dependent_address_p): Change declaration to bool.
5131 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5132 vax_expand_addsub_di_operands, vax_output_int_subtract,
5133 vax_output_movmemsi): Declare.
5134 (split_quadword_operands, vax_float_literal): Delete declaration.
5135 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5136 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5137 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5138 ASM_OUTPUT_DWARF_PCREL): Define.
5139 (ASM_SPEC): Change definition to allow PIC generation.
5141 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5143 * doc/sourcebuild.texi: Update front-end requirements.
5145 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5148 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5149 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5150 (booldi3_internal3): Use boolean_or_operator instead of
5153 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5156 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5157 declarator whose size is not an integer constant expression but
5158 folds to an integer constant, then treat it as a constant
5161 2009-04-01 Richard Guenther <rguenther@suse.de>
5163 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5164 i * 4 + 2 to (i * 2 + 1) * 2.
5166 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5169 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5170 return if c_parser_asm_string_literal returned NULL.
5172 2009-04-01 Nick Clifton <nickc@redhat.com>
5174 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5176 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5177 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5178 other typedefs to avoid conflicts with libgcc2.c. Define labels
5179 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5181 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5182 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5185 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5187 * varasm.c (default_function_rodata_section): Declare DOT as
5190 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5191 Andrey Galkin <agalkin@hypercom.com>
5194 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5195 Make object_name unique for each process.
5197 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5200 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5201 addressable variables in the parallel that could go out of scope while
5202 running queued tasks.
5204 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5206 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5207 (CASE_VALUES_THRESHOLD): Redefine.
5208 * config/avr/avr.c (avr_override_options): Remove initialization of
5209 avr_case_values_threshold variable.
5210 (avr_case_values_threshold): Remove variable. Add new function.
5211 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5212 * config/avr/avr.opt (mno-tablejump): Remove option.
5213 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5215 2009-04-01 DJ Delorie <dj@redhat.com>
5217 * varasm.c (default_function_rodata_section): Don't assume
5218 anything about where the first '.' in the section name is.
5220 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5222 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5223 rs6000_emit_stack_tie.
5225 2009-03-31 Ian Lance Taylor <iant@google.com>
5227 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5228 gimple_code with GIMPLE_RESX, not RESX.
5230 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5232 * c-common.c (c_get_ident): New.
5233 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5235 2009-04-01 Ben Elliston <bje@au.ibm.com>
5237 * config/rs6000/sysv4.opt (msdata): Improve option description.
5239 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5241 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5242 (divdf3_internal_lat): Remove.
5243 (divxf3_internal_lat): Remove.
5244 (divxf3_internal_thr): Remove.
5245 (divxf): Use divxf3_internal.
5246 * config/ia64/div.md (divsf3_internal_lat): New.
5247 (divdf3_internal_lat): New.
5248 (divxf3_internal): New.
5250 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5253 * Makefile.in (USE_GCC_STDINT): Define.
5254 (stmp-int-hdrs): Install stdint.h if applicable.
5255 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5257 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5258 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5259 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5260 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5261 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5262 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5263 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5264 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5265 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5266 (c_common_nodes_and_builtins): Initialize
5267 underlying_wchar_type_node. Do not initialize
5268 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5269 nodes for new types.
5270 (c_stddef_cpp_builtins): Define macros for new types.
5271 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5273 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5274 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5275 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5276 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5277 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5278 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5279 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5280 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5281 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5282 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5283 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5284 int16_type_node, int32_type_node, int64_type_node,
5285 uint8_type_node, uint16_type_node, c_uint32_type_node,
5286 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5287 int_least32_type_node, int_least64_type_node,
5288 uint_least8_type_node, uint_least16_type_node,
5289 uint_least32_type_node, uint_least64_type_node,
5290 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5291 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5292 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5293 uintptr_type_node): Define.
5294 * c-cppbuiltin.c (builtin_define_constants,
5295 builtin_define_type_minmax): New.
5296 (builtin_define_stdint_macros): Define more macros.
5297 (c_cpp_builtins): Define more limit macros.
5299 (builtin_define_type_max): Define in terms of
5300 builtin_define_type_minmax. Remove is_long parameter. All
5302 * config.gcc (use_gcc_stdint): Define.
5303 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5304 Add newlib-stdint.h for generic targets.
5305 * config/glibc-stdint.h, config/newlib-stdint.h,
5306 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5307 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5308 * config/score/score.h (UINTPTR_TYPE): Define.
5309 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5310 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5311 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5312 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5313 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5314 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5315 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5316 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5317 * config/spu/spu.h (STDINT_LONG32): Define.
5318 * configure.ac (use_gcc_stdint): Substitute.
5319 * configure: Regenerate.
5320 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5321 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5322 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5323 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5324 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5325 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5326 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5327 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5328 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5329 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5330 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5331 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5332 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5333 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5334 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5335 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5336 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5337 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5338 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5339 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5340 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5341 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5342 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5343 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5344 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5345 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5346 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5347 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5348 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5350 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5352 * loop-iv.c (suitable_set_for_replacement): Renamed from
5353 simplify_using_assignment; changed to return bool and to accept new
5354 args DEST and SRC. Return true iff we find a source/destination pair
5355 that can be used to make a replacement, and fill SRC and DEST if so.
5356 Remove arg ALTERED. Don't deal with altered regs here. All callers
5358 (simplify_using_initial_values): Deal with altered regs here and track
5359 more precisely the effect they have on the validity of our expression.
5361 * loop-iv.c (simplify_using_condition): A condition of the form
5362 (EQ REG CONST) can be used to simply make a substitution.
5363 (simplify_using_initial_values): Keep track of conditions we have seen
5364 and keep using them to simplify new expressions, while applying the
5365 same substitutions to them as to the expression.
5367 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5368 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5371 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5372 changed. Use this when trying to improve the upper bound.
5373 Generate the comparison by using simplify_gen_relational.
5375 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5377 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5379 (simplify_using_assignment, simplify_using_initial_values): Call
5380 replace_in_expr to make replacements. Call replace_single_def_regs
5381 once on the initial version of the expression.
5383 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5386 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5388 2009-03-31 Richard Guenther <rguenther@suse.de>
5391 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5392 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5394 2009-03-31 Richard Guenther <rguenther@suse.de>
5396 * tree.h (div_if_zero_remainder): Declare.
5397 * fold-const.c (div_if_zero_remainder): Export.
5398 * tree-ssa-forwprop.c
5399 (forward_propagate_addr_into_variable_array_index): Handle
5400 constant array index addition outside of the variable index.
5402 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5405 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5406 define_splits, floatunssi<mode>2): Require x87 conversions from
5407 DImode to be permitted.
5409 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5411 PR preprocessor/15638
5412 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5414 2009-03-31 Richard Guenther <rguenther@suse.de>
5418 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5419 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5420 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5421 a separate statement.
5422 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5423 (lookup_tmp_var): Likewise.
5424 (is_gimple_formal_tmp_or_call_rhs): Remove.
5425 (is_gimple_reg_or_call_rhs): Rename to ...
5426 (is_gimple_reg_rhs_or_call): ... this.
5427 (is_gimple_mem_or_call_rhs): Rename to ...
5428 (is_gimple_mem_rhs_or_call): ... this.
5429 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5430 DECL_GIMPLE_REG_P only if is_formal is true.
5431 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5432 for non-proper post-modify expression gimplification.
5433 (gimplify_self_mod_expr): For post-modify expressions gimplify
5434 the lvalue to a minimal lvalue.
5435 (rhs_predicate_for): Remove formal temp case.
5436 (gimplify_modify_expr_rhs): Likewise.
5437 (gimplify_addr_expr): Use is_gimple_reg.
5438 (gimplify_expr): Remove formal temp cases.
5439 (gimple_regimplify_operands): Likewise.
5440 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5441 and FILTER_EXPR like constants.
5442 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5444 (is_gimple_formal_tmp_rhs): Remove.
5445 (is_gimple_reg_rhs): Remove special casing.
5446 (is_gimple_mem_rhs): Fix.
5447 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5448 (is_gimple_formal_tmp_var): Remove.
5449 (is_gimple_formal_tmp_reg): Likewise.
5450 (is_gimple_min_lval): Allow invariant component ref parts.
5451 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5452 is_gimple_formal_tmp_reg): Remove declarations.
5453 * tree-cfg.c (verify_expr): Verify that variables with address
5454 taken do not have DECL_GIMPLE_REG_P set.
5455 * tree-mudflap.c (mf_build_check_statement_for): Use
5456 force_gimple_operand instead of gimplify_expr.
5458 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5460 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5461 schedulable rows to compute_split_row.
5463 2009-03-31 Ben Elliston <bje@au.ibm.com>
5466 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5469 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5471 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5472 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5473 * configure: Regenerate.
5474 * config.in: Regenerate.
5475 * config/rs6000/rs6000.opt (mtls-markers): Add.
5476 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5477 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5478 (tls_ld_aix, tls_ld_sysv): Likewise.
5479 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5480 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5482 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5484 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5486 2009-03-30 Jan Hubicka <jh@suse.cz>
5488 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5490 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5491 detection and label handling.
5493 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5495 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5496 left_conflicts_size.
5497 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5498 ALLOCNO_LEFT_CONFLICTS_SIZE.
5500 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5501 remove_allocno_from_bucket_and_push,
5502 allocno_spill_priority_compare, push_allocnos_to_stack,
5503 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5504 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5505 (setup_allocno_left_conflicts_num): Ditto. Rename to
5506 setup_allocno_left_conflicts_size.
5507 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5508 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5509 setup_allocno_left_conflicts_size instead of
5510 setup_allocno_left_conflicts_num.
5512 * ira-build.c (ira_create_allocno): Use
5513 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5514 ALLOCNO_LEFT_CONFLICTS_NUM.
5516 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5518 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5519 instead of DF_LR_OUT.
5521 * ira-lives.c (process_bb_node_lives): Ditto.
5523 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5524 instead of DF_LR_{OUT,IN}.
5526 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5528 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5530 2009-03-30 Jan Hubicka <jh@suse.cz>
5532 * except.c (label_to_region_map): Fix thinko.
5534 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5537 * tree.h (tree_find_value): New declaration.
5538 * tree.c (tree_find_value): New function.
5539 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5541 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5544 * c-decl.c (struct c_binding): Add locus field.
5545 (bind): Add locus argument, set locus field from it.
5546 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5547 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5548 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5549 implicitly_declare, undeclared_variable, lookup_label,
5550 declare_label, c_make_fname_decl, c_builtin_function,
5551 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5554 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5557 * config/i386/i386.c (classify_argument): Check total size of
5560 2009-03-30 Martin Jambor <mjambor@suse.cz>
5562 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5563 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5564 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5567 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5568 seen_variable_array_ref while also traversing a union.
5570 * tree-inline.c (optimize_inline_calls): Do not call
5571 cgraph_node_remove_callees.
5572 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5573 (pass_remove_cgraph_callee_edges): New variable.
5574 * passes.c (init_optimization_passes): Add
5575 pass_remove_cgraph_callee_edges after early inlining and before all
5576 late intraprocedural passes.
5578 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5580 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5582 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5585 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5587 * combine.c (simplify_comparison): Use have_insn_for.
5588 * dojump.c (do_jump): Likewise.
5590 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5592 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5593 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5594 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5595 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5596 instead of sparc_compare_emitted.
5597 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5598 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5599 instead of sparc_compare_emitted.
5601 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5603 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5604 enter/exit cfglayout mode.
5605 (pass_partition_block): Require it.
5606 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5607 (combine_instructions): Track basic blocks instead of labels.
5608 (update_cfg_for_uncondjump): New.
5609 (try_combine): Use it. Update jumps after rescanning.
5610 (pass_combine): Require PROP_cfglayout.
5611 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5613 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5615 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5616 Provide/destroy PROP_cfglayout respectively.
5617 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5618 * tree-pass.h (PROP_cfglayout): New.
5620 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5622 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5623 fold_convert_const_fixed_from_fixed,
5624 fold_convert_const_fixed_from_int,
5625 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5626 set TREE_CONSTANT_OVERFLOW.
5627 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5628 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5630 2009-03-30 Ira Rosen <irar@il.ibm.com>
5632 * tree-vect-loop-manip.c: New file.
5633 * tree-vectorizer.c: Update documentation and included files.
5634 (vect_loop_location): Make extern.
5635 (rename_use_op): Move to tree-vect-loop-manip.c
5636 (rename_variables_in_bb, rename_variables_in_loop,
5637 slpeel_update_phis_for_duplicate_loop,
5638 slpeel_update_phi_nodes_for_guard1,
5639 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5640 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5641 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5642 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5643 find_loop_location): Likewise.
5644 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5645 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5646 get_vectype_for_scalar_type, vect_is_simple_use,
5647 supportable_widening_operation, supportable_narrowing_operation):
5649 (bb_in_loop_p): Move to tree-vect-loop.c.
5650 (new_loop_vec_info, destroy_loop_vec_info,
5651 reduction_code_for_scalar_code, report_vect_op,
5652 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5653 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5654 (vect_supportable_dr_alignment): Likewise.
5655 * tree-vectorizer.h (tree-data-ref.h): Include.
5656 (vect_loop_location): Declare.
5657 Reorganize function declarations according to the new file structure.
5658 * tree-vect-loop.c: New file.
5659 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5660 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5661 * tree-vect-data-refs.c: New file.
5662 * tree-vect-patterns.c (timevar.h): Don't include.
5663 * tree-vect-stmts.c: New file.
5664 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5665 tree-vect-slp.c, tree-vect-loop.c.
5666 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5667 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5668 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5669 (tree-vect-analyze.o): Remove.
5670 (tree-vect-transform.o): Likewise.
5671 (tree-vect-data-refs.o): Add rule.
5672 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5673 tree-vect-slp.o): Likewise.
5674 (tree-vect-patterns.o): Remove redundant dependencies.
5675 (tree-vectorizer.o): Likewise.
5676 * tree-vect-slp.c: New file.
5678 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5680 * optc-gen.awk: Warn if an option flag has multiple different
5683 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5685 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5686 -floop-block): Document dependences on PPL, CLooG and Graphite.
5688 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5690 PR rtl-optimization/323
5691 * c-common.c (c_fully_fold, convert_and_check,
5692 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5693 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5694 * c-common.def (EXCESS_PRECISION_EXPR): New.
5695 * c-cppbuiltin.c (builtin_define_float_constants): Define
5696 constants with enough digits for long double.
5697 * c-lex.c (interpret_float): Interpret constant with excess
5698 precision where appropriate.
5699 * c-opts.c (c_common_post_options): Set
5700 flag_excess_precision_cmdline. Give an error for
5701 -fexcess-precision=standard for C++ for processors where the
5702 option is significant.
5703 * c-parser.c (c_parser_conditional_expression): Handle excess
5704 precision in condition.
5705 * c-typeck.c (convert_arguments): Handle arguments with excess
5707 (build_unary_op): Move excess precision outside operation.
5708 (build_conditional_expr): Likewise.
5709 (build_compound_expr): Likewise.
5710 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5711 (build_modify_expr): Handle excess precision in RHS.
5712 (convert_for_assignment): Handle excess precision in converted
5714 (digest_init, output_init_element, process_init_element): Handle
5715 excess precision in initializer.
5716 (c_finish_return): Handle excess precision in return value.
5717 (build_binary_op): Handle excess precision in operands and add
5718 excess precision as needed for operation.
5719 * common.opt (-fexcess-precision=): New option.
5720 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5721 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5722 For standard excess precision, output explicit conversion to and
5723 truncation from XFmode.
5724 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5725 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5726 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5727 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5728 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5729 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5730 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5731 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5732 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5733 define_splits, sqrt<mode>2): Disable where appropriate for
5734 standard excess precision.
5735 * convert.c (convert_to_real): Do not shorten arithmetic to type
5736 for which excess precision would be used.
5737 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5738 * doc/invoke.texi (-fexcess-precision=): Document option.
5739 (-mfpmath=): Correct index entry.
5740 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5741 flag_excess_precision): New.
5742 * langhooks.c (lhd_post_options): Set
5743 flag_excess_precision_cmdline.
5744 * opts.c (common_handle_option): Handle -fexcess-precision=.
5745 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5746 init_excess_precision): New.
5747 (lang_dependent_init_target): Call init_excess_precision.
5748 * tree.c (excess_precision_type): New.
5749 * tree.h (excess_precision_type): Declare.
5751 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5754 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5755 non-lvalue to component.
5757 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5759 PR preprocessor/34695
5760 * Makefile.in (c-opts.o): Depend on c-tree.h.
5761 * c-common.c: Move down include of diagnostic.h.
5762 (done_lexing, c_cpp_error): New.
5763 * c-common.h (done_lexing): Declare.
5764 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5766 * c-opts.c: Include c-tree.h.
5767 (c_common_init_options): Set preprocessor error callback.
5768 (c_common_handle_option): Do not set preprocessor
5769 inhibit_warnings, warnings_are_errors, warn_system_headers,
5770 pedantic_errors or inhibit_warnings flags.
5771 (c_common_post_options): Do not check cpp_errors (parse_in).
5772 (c_common_finish): Do not output dependencies if there were
5773 errors. Do not check return value of cpp_finish.
5774 * c-ppoutput.c (pp_file_change): Set input_location.
5775 * c-tree.h (c_cpp_error): Declare.
5776 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5778 (diagnostic_build_prefix): Check override_column.
5779 * diagnostic.h (diagnostic_info): Add override_column field.
5780 (diagnostic_override_column): Define.
5782 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5784 * c-common.c (c_expand_expr, c_staticp): Remove.
5785 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5786 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5787 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5788 * c-gimplify.c (gimplify_compound_literal_expr,
5789 optimize_compound_literals_in_ctor): Remove.
5790 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5791 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5792 * c-semantics.c (emit_local_var): Remove.
5794 * langhooks-def.h (lhd_expand_expr): Remove.
5795 * langhooks.c (lhd_expand_expr): Remove.
5796 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5798 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5799 handling from c-semantics.c; don't call into langhook.
5800 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5801 * gimplify.c (gimplify_compound_literal_expr,
5802 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5803 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5804 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5805 as was done in c-gimplify.c.
5806 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5807 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5808 Move from c-common.h.
5809 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5811 * tree.c (staticp): Do not call langhook.
5812 * langhooks.c (lhd_staticp): Delete.
5813 * langhooks-def.h (lhd_staticp): Delete prototype.
5814 (LANG_HOOKS_STATICP): Delete.
5815 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5817 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5818 instead of DECL_STMTs.
5820 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5828 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5830 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5831 contained expression.
5832 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5833 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5834 conditional expressions for C.
5835 (decl_constant_value_for_optimization): Move from
5836 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5837 whether optimizing and that the expression is a VAR_DECL not of
5838 array type instead of doing such checks in the caller. Do not
5839 check pedantic. Call gcc_unreachable for C++.
5840 * c-common.def (C_MAYBE_CONST_EXPR): New.
5841 * c-common.h (c_fully_fold, c_save_expr,
5842 decl_constant_value_for_optimization): New prototypes.
5843 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5844 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5845 EXPR_INT_CONST_OPERANDS): Define.
5846 * c-convert.c (convert): Strip nops from expression.
5847 * c-decl.c (groktypename): Take extra parameters expr and
5848 expr_const_operands. Update call to grokdeclarator.
5849 (start_decl): Update call to grokdeclarator. Add statement for
5850 expressions used in type of decl.
5851 (grokparm): Update call to grokdeclarator.
5852 (push_parm_decl): Update call to grokdeclarator.
5853 (build_compound_literal): Add parameter non_const and build a
5854 C_MAYBE_COSNT_EXPR if applicable.
5855 (grokdeclarator): Take extra parameters expr and
5856 expr_const_operands. Track expressions used in declaration
5857 specifiers and declarators. Fold array sizes and track whether
5858 they are constant expressions and whether they are integer
5859 constant expressions.
5860 (parser_xref_tag): Set expr and expr_const_operands fields in
5862 (grokfield): Update call to grokdeclarator.
5863 (start_function): Update call to grokdeclarator.
5864 (build_null_declspecs): Set expr and expr_const_operands fields in
5866 (declspecs_add_type): Handle expressions in typeof specifiers.
5867 * c-parser.c (c_parser_declspecs): Set expr and
5868 expr_const_operands fields for declaration specifiers.
5869 (c_parser_enum_specifier): Likewise.
5870 (c_parser_struct_or_union_specifier): Likewise.
5871 (c_parser_typeof_specifier): Likewise. Update call to
5872 groktypename. Fold expression as needed. Return expressions with
5873 type instead of adding statements.
5874 (c_parser_attributes): Update calls to c_parser_expr_list.
5875 (c_parser_statement_after_labels): Fold expression before passing
5876 to objc_build_throw_stmt.
5877 (c_parser_condition): Fold expression.
5878 (c_parser_asm_operands): Fold expression.
5879 (c_parser_conditional_expression): Use c_save_expr. Update call
5880 to build_conditional_expr.
5881 (c_parser_alignof_expression): Update call to groktypename.
5882 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5883 original_code. Fold expression argument of va_arg. Create
5884 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5885 argument to va_arg. Update calls to groktypename. Fold array
5886 index for offsetof. Verify that first argument to
5887 __builtin_choose_expr has integer type.
5888 (c_parser_postfix_expression_after_paren_type): Update calls to
5889 groktypename and build_compound_literal. Handle expressions with
5890 side effects in type name.
5891 (c_parser_postfix_expression_after_primary): Update call to
5892 c_parser_expr_list. Set original_code for calls to
5893 __builtin_constant_p.
5894 (c_parser_expr_list): Take extra parameter fold_p. Fold
5895 expressions if requested.
5896 (c_parser_objc_type_name): Update call to groktypename.
5897 (c_parser_objc_synchronized_statement): Fold expression.
5898 (c_parser_objc_receiver): Fold expression.
5899 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5900 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5901 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5902 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5903 (struct c_typespec): Add elements expr and expr_const_operands.
5904 (struct c_declspecs): Add elements expr and expr_const_operands.
5905 (groktypename, build_conditional_expr, build_compound_literal):
5907 (in_late_binary_op): Declare.
5908 * c-typeck.c (note_integer_operands): New function.
5909 (in_late_binary_op): New variable.
5910 (decl_constant_value_for_broken_optimization): Move to c-common.c
5911 and rename to decl_constant_value_for_optimization.
5912 (default_function_array_conversion): Do not strip nops.
5913 (default_conversion): Do not call
5914 decl_constant_value_for_broken_optimization.
5915 (build_array_ref): Do not fold result.
5916 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5917 result when operand is a VLA.
5918 (c_expr_sizeof_type): Update call to groktypename. Handle
5919 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5920 result when operand names a VLA type.
5921 (build_function_call): Update call to build_compound_literal.
5922 Only fold result for calls to __builtin_* functions. Strip
5923 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5924 the function designator.
5925 (convert_arguments): Fold arguments. Update call to
5926 convert_for_assignment.
5927 (build_unary_op): Handle increment and decrement of
5928 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5929 decrement earlier. Fold operand of increment and decrement.
5930 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5931 built for integer operand. Wrap returns that are INTEGER_CSTs
5932 without being integer constant expressions or that have integer
5933 constant operands without being INTEGER_CSTs.
5934 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5935 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5936 result is an integer constant expression or can be used in
5937 unevaluated parts of one and avoid folding and wrap as
5938 appropriate. Fold operands before possibly doing -Wsign-compare
5940 (build_compound_expr): Wrap result for C99 if operands can be used
5941 in integer constant expressions.
5942 (build_c_cast): Update call to digest_init. Do not ignore
5943 overflow from casting floating-point constants to integers. Wrap
5944 results that could be confused with integer constant expressions,
5945 null pointer constants or floating-point constants.
5946 (c_cast_expr): Update call to groktypename. Handle expressions
5947 included in type name.
5948 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5949 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5950 Update calls to convert_for_assignment.
5951 (convert_for_assignment): Take new parameter
5952 null_pointer_constant. Do not strip nops or call
5953 decl_constant_value_for_broken_optimization. Set
5954 in_late_binary_op for conversions to boolean.
5955 (store_init_value): Update call to digest_init.
5956 (digest_init): Take new parameter null_pointer_constant. Do not
5957 call decl_constant_value_for_broken_optimization. pedwarn for
5958 initializers not constant expressions. Update calls to
5959 convert_for_assignment.
5960 (constructor_nonconst): New.
5961 (struct constructor_stack): Add nonconst element.
5962 (really_start_incremental_init, push_init_level, pop_init_level):
5963 Handle constructor_nonconst and nonconst element.
5964 (set_init_index): Call constant_expression_warning for array
5966 (output_init_element): Fold value. Set constructor_nonconst as
5967 applicable. pedwarn for initializers not constant expressions.
5968 Update call to digest_init. Call constant_expression_warning
5969 where constant initializers are required.
5970 (process_init_element): Use c_save_expr.
5971 (c_finish_goto_ptr): Fold expression.
5972 (c_finish_return): Fold return value. Update call to
5973 convert_for_assignment.
5974 (c_start_case): Fold switch expression.
5975 (c_process_expr_stmt): Fold expression.
5976 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5977 ensure statement expression is not evaluated in constant expression.
5978 (build_binary_op): Track whether results are integer constant
5979 expressions or may occur in such, disable folding and wrap results
5980 as applicable. Fold operands for -Wsign-compare warnings unless
5982 (c_objc_common_truthvalue_conversion): Handle results folded to
5983 integer constants that are not integer constant expressions.
5984 * doc/extend.texi: Document when typeof operands are evaluated,
5985 that condition of __builtin_choose_expr is an integer constant
5986 expression, and more about use of __builtin_constant_p in
5989 2009-03-29 Richard Guenther <rguenther@suse.de>
5991 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5992 propagate addresses of array references.
5994 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5996 * regmove.c (perhaps_ends_bb_p): Remove.
5997 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5998 from INSN and check that the main loop stays within that basic block.
5999 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6000 (regmove_forward_pass): Split out from regmove_optimize. Use
6001 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6002 (regmove_backward_pass): Split out from regmove_optimize. Use
6003 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6004 (regmove_optimize): Simplify.
6006 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6009 * config/i386/i386.c (classify_argument): Ignore flexible array
6010 member in struct and warn ABI change.
6012 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6014 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6016 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6017 (ix86_adjust_cost): Updated.
6019 2009-03-29 Jan Hubicka <jh@suse.cz>
6022 * tree-pass.h (pass_cleanup_eh): New function.
6023 (remove_unreachable_regions): Break code handling RTL
6024 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6025 that can not be reached by runtime.
6026 (can_be_reached_by_runtime): New function.
6027 (label_to_region_map): New function.
6028 (num_eh_regions): New function.
6029 (rtl_remove_unreachable_regions): New function.
6030 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6031 (remove_eh_region): New function.
6032 * except.h: Include sbitmap and vecprim.
6033 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6034 num_eh_regions): Declare.
6035 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6036 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6037 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6038 (tree_empty_eh_handler_p): New function.
6039 (cleanup_empty_eh): New function.
6040 (cleanup_eh): New function.
6041 (pass_cleanup_eh): New function.
6043 2009-03-29 Jan Hubicka <jh@suse.cz>
6045 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6046 for removed regions.
6048 2009-03-29 Jan Hubicka <jh@suse.cz>
6050 * except.c (dump_eh_tree): Dump all datastructures.
6052 2009-03-29 Jan Hubicka <jh@suse.cz>
6054 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6055 (duplicate_eh_regions_1): Likewise.
6056 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6057 vector; call EH verification.
6058 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6059 Be ready for region being removed.
6061 2009-03-29 Jan Hubicka <jh@suse.cz>
6063 * bitmap.c (bitmap_last_set_bit): New function.
6064 * bitmap.h (bitmap_last_set_bit): Declare.
6066 2009-03-29 David Ayers <ayers@fsfe.org>
6069 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6070 by calling objc_compare_types and surpress warnings about
6071 incompatible C pointers that are compatible ObjC pointers.
6073 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6075 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6076 call initialize_inline_failed.
6077 (initialize_inline_failed): Move it from here ...
6078 * cgraph.c (initialize_inline_failed): ... to here.
6079 (cgraph_create_edge): Call initialize_inline_failed rather than
6080 setting inline_failed directly.
6082 2009-03-29 Ben Elliston <bje@au.ibm.com>
6085 * sysv4.opt (msdata): Improve comment.
6086 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6087 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6089 2009-03-29 Ben Elliston <bje@au.ibm.com>
6092 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6093 load and store attributes.
6095 2009-03-29 Ben Elliston <bje@au.ibm.com>
6097 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6098 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6099 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6100 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6101 __builtin_infq and __builtin_huge_valq.
6103 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6105 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6107 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6108 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6110 2009-03-28 Xinliang David Li <davidxl@google.com>
6112 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6113 (do_dbg_cnt): New function.
6115 2009-03-28 Jan Hubicka <jh@suse.cz>
6117 Merge from pretty-ipa:
6119 2009-03-27 Jan Hubicka <jh@suse.cz>
6121 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6122 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6123 * passes.c (function_called_by_processed_nodes_p): New.
6124 * ipa-pure-const.c (check_call): Fix handling of operands.
6125 (analyze_function): Dump debug output for skipped bodies.
6126 (local_pure_const): Use function_called_by_processed_nodes_p.
6127 * dwarf2out.c (reference_to_unused): Use output.
6128 * passes.c (do_per_function_toporder): Likewise.
6130 2008-11-12 Jan Hubicka <jh@suse.cz>
6132 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6133 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6134 state_set_in_source enum
6135 (check_decl): Ignore memory tags; do not set fake looping flags;
6137 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6138 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6139 (check_call, analyze_function): Rewrite.
6141 (add_new_function): Update call of analyze_function.
6142 (generate_summary): Add call of analyze_function.
6143 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6144 (local_pure_const): New function.
6145 (pass_local_pure_const): New pass.
6146 * ipa-inline.c (inline_transform): Set after_inlining.
6147 * tree-eh.c (stmt_can_throw_external): New.
6148 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6149 work with aliasing built.
6150 * tree-flow.h (stmt_can_throw_external): New.
6151 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6152 and local pure/const pass in early and late optimization queue.
6154 2009-03-28 Martin Jambor <mjambor@suse.cz>
6156 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6158 (fold_binary): Allow function decl aligment consideration is the
6159 second argument is integer constant one.
6160 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6161 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6162 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6164 2009-03-28 Jan Hubicka <jh@suse.cz>
6166 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6167 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6168 * function.h (rtl_data): Add nothrow flag.
6169 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6170 set DECL_NOTHROW for AVAILABLE functions.
6172 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6174 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6175 following vector keyword has expansion starting with pixel or bool
6176 keyword, expand vector to __vector and pixel or bool to __pixel or
6180 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6181 warn_if_disallowed_function_p): Removed.
6182 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6183 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6184 warning_if_disallowed_function_p.
6185 * flags.h (warn_if_disallowed_function_p,
6186 warn_disallowed_functions): Removed.
6187 * common.opt (Wdisallowed-function-list=): Removed.
6188 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6190 2009-03-28 Richard Guenther <rguenther@suse.de>
6192 PR tree-optimization/38723
6193 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6196 2009-03-28 Jan Hubicka <jh@suse.cz>
6198 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6199 test introduced by my previous patch.
6201 2009-03-28 Richard Guenther <rguenther@suse.de>
6203 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6204 the PHIs value undefined.
6206 2009-03-28 Jan Hubicka <jh@suse.cz>
6208 * tree-pass.h (pass_fixup_cfg): New pass.
6209 * ipa-inline.c (inline_transform): Set
6210 always_inline_functions_inlined/after_inlining.
6211 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6212 (pass_fixup_cfg): New pass.
6213 * passes.c (init_optimization_passes): Add fixup_cfg.
6215 2009-03-28 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/38458
6218 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6219 argument use the arguments copy-of value.
6221 2009-03-28 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/38180
6224 * tree-ssa-ccp.c (get_default_value): Simplify.
6225 (likely_value): Likewise.
6226 (surely_varying_stmt_p): Properly handle VOP case.
6227 (ccp_initialize): Likewise.
6228 (ccp_fold): Handle propagating through *&.
6229 (fold_const_aggregate_ref): Also handle decls.
6231 2009-03-28 Jan Hubicka <jh@suse.cz>
6233 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6234 * cgraph.h (cgraph_node): Likewise.
6235 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6236 (cgraph_reset_node): Use process flag.
6237 (cgraph_mark_functions_to_output): Likewise.
6238 (cgraph_expand_function): Likewise.
6239 (cgraph_expand_all_functions): Likewise.
6240 (cgraph_output_in_order): Likewise.
6241 * dwarf2out.c (reference_to_unused): Likewise.
6242 * passes.c do_per_function_toporder): Likewise.
6244 2009-03-28 Jan Hubicka <jh@suse.cz>
6246 Bring from lto-branch:
6248 2008-09-03 Doug Kwan <dougkwan@google.com>
6250 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6251 enums instead of reason strings.
6252 * cgraph.c (cgraph_create_edge): Same.
6253 (cgraph_inline_failed_string): New function.
6254 * cgraph.h (cgraph_inline_failed_t): New enum type.
6255 (cgraph_inline_failed_string): New prototype.
6256 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6257 char pointer to cgraph_inline_failed_t.
6258 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6259 (cgraph_default_inline_p): Ditto.
6260 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6261 to cgraph_inline_failed_t pointer.
6262 * cif-code.def: New file.
6263 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6265 (cgraph_check_inline_limits): Change type of REASON to pointer to
6266 cgraph_inline_failed_t. Replace reason strings with enums.
6267 (cgraph_default_inline_p): Ditto.
6268 (cgraph_recursive_inlining_p): Ditto.
6269 (update_caller_keys): Change type of FAILED_REASON to
6270 cgraph_inline_failed_t.
6271 (cgraph_set_inline_failed): Change type of REASON to pointer to
6272 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6273 convert enums to strings for text output.
6274 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6275 to be of type cgraph_inline_failed_t. Replace reason strings with
6276 enums. Call cgraph_inline_failed_string to covert enums
6277 to strings for text output.
6278 (cgraph_decide_inlining): Replace reason strings with enums.
6279 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6280 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6282 * tree-inline.c (expand_call_inline): Change type of REASON
6283 to cgraph_inline_failed_t. Replace reason strings with enums.
6284 Call cgraph_inline_failed_string for text output.
6285 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6288 2009-03-28 Jan Hubicka <jh@suse.cz>
6290 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6291 cgraph_clone_node): Remove master clone handling.
6292 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6293 * cgraph.h (master_clone): Remove.
6294 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6295 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6296 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6298 2009-03-28 Jan Hubicka <jh@suse.cz>
6300 * cgraph.c (cgraph_function_body_availability): Functions declared
6301 inline are always safe to assume that it is not going to be replaced.
6303 2009-03-28 Richard Guenther <rguenther@suse.de>
6305 PR tree-optimization/38513
6306 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6307 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6308 EXC_PTR_EXPR and FILTER_EXPR.
6309 (get_ref_from_reference_ops): Likewise.
6311 2009-03-28 Richard Guenther <rguenther@suse.de>
6313 PR tree-optimization/38968
6314 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6315 Use FLOOR_MOD_EXPR to compute misalignment.
6317 2009-03-28 Richard Guenther <rguenther@suse.de>
6319 PR tree-optimization/37795
6320 * tree.h (combine_comparisons): Declare.
6321 * fold-const.c (combine_comparisons): Export.
6322 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6324 (ifcombine_iforif): Use combine_comparisons.
6326 2009-03-28 Jan Hubicka <jh@suse.cz>
6328 * tree-eh.c (inlinable_call_p): New function.
6329 (make_eh_edges): Use it.
6330 (verify_eh_edges): Use it.
6331 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6332 * except.c (reachable_next_level): Add inlinable_function argument
6333 (sjlj_find_directly_reachable_regions): Update.
6334 (add_reachable_handler): Do not set saw_any_handlers.
6335 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6336 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6337 Add new inlinable call parameter.
6338 (can_throw_internal, can_throw_external): Update.
6339 * except.h (can_throw_internal_1, can_throw_external_1,
6340 foreach_reachable_handler): Update declaration.
6342 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6344 * config/arm/t-arm-coff, config/h8300/coff.h,
6345 config/i386/i386-aout.h, config/i386/i386-coff.h,
6346 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6347 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6348 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6349 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6350 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6351 sys-types.h: Remove.
6352 * Makefile.in: Remove protoize and fixproto support and references
6354 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6355 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6357 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6358 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6359 unprotoize$(exeext).
6360 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6361 (.PHONY): Don't depend on proto.
6362 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6363 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6364 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6365 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6366 build/gen-protos.o, build/scan.o, xsys-protos.h,
6367 build/fix-header$(build_exeext), build/fix-header.o,
6368 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6369 stmp-install-fixproto): Remove.
6370 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6371 SYSCALLS.c or fixproto files.
6372 (install-common): Don't install protoize.
6373 (install-headers-tar, install-headers-cpio, install-headers-cp):
6374 Don't depend on $(STMP_FIXPROTO).
6375 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6376 install fixproto files or write out fixproto settings.
6377 (uninstall): Don't uninstall protoize.
6378 * config.gcc (use_fixproto): Remove.
6379 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6380 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6381 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6382 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6383 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6384 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6385 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6386 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6387 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6388 * config/t-vxworks (STMP_FIXPROTO): Remove.
6389 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6390 STMP_FIXPROTO): Remove.
6391 * config.in, configure: Regenerate.
6392 * crtstuff.c (gid_t, uid_t): Don't undefine.
6393 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6394 (arm-*-coff, arm-*-aout: Remove target entries.
6395 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6396 Remove mention of AIX 4.1.
6397 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6398 * doc/invoke.texi (Running Protoize): Remove.
6399 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6400 (Protoize Caveats): Remove.
6401 * tsystem.h: Update comments on headers assumed to exist.
6403 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6405 * genautomata.c: Add a new year to the copyright. Add a new
6407 (struct insn_reserv_decl): Add comments for member bypass_list.
6408 (find_bypass): Remove.
6409 (insert_bypass): New.
6410 (process_decls): Use insert_bypass.
6411 (output_internal_insn_latency_func): Output all bypasses with the
6412 same input insn in one switch case.
6414 * rtl.def (define_bypass): Describe bypass choice.
6415 * doc/md.texi (define_bypass): Ditto.
6417 2009-03-27 Richard Guenther <rguenther@suse.de>
6419 * gimplify.c (mark_addressable): Export.
6420 * tree-flow.h (mark_addressable): Declare.
6421 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6422 * tree-ssa.c (verify_phi_args): Verify that address taken
6423 variables have TREE_ADDRESSABLE set.
6425 2009-03-27 Richard Guenther <rguenther@suse.de>
6427 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6428 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6429 Do not mark decls TREE_ADDRESSABLE.
6430 (build_fold_addr_expr): Adjust.
6431 (fold_addr_expr): Remove.
6432 (fold_unary): Use build_fold_addr_expr.
6433 (fold_comparison): Likewise.
6434 (split_address_to_core_and_offset): Likewise.
6435 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6437 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6438 (gimplify_modify_expr_to_memcpy): Mark source and destination
6440 * omp-low.c (create_omp_child_function): Mark the object decl
6442 (lower_rec_input_clauses): Mark the var we take the address of
6444 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6446 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6449 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6450 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6452 2009-03-27 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/39120
6455 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6457 (handle_lhs_call): Process return constraints. Add escape
6458 constraints if necessary.
6459 (handle_const_call): Fill out return constraints. Make nested
6460 case more precise. Avoid consttmp if possible.
6461 (handle_pure_call): Fill out return constraints. Avoid
6462 callused if possible.
6463 (find_func_aliases): Simplify call handling.
6465 2009-03-27 Richard Guenther <rguenther@suse.de>
6467 PR tree-optimization/39120
6468 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6469 as a representative.
6470 (solve_graph): Do propagate CALLUSED.
6471 (handle_pure_call): Use a scalar constraint from CALLUSED for
6473 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6476 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6479 * c-common.c (handle_aligned_attribute): Properly check alignment
6480 overflow. Use (1U << i) instead of (1 << i).
6482 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6484 * expr.h (get_mem_align_offset): Updated.
6486 * tree.h (tree_decl_common): Change align to "unsigned int" and
6487 move it before pointer_alias_set.
6489 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6490 Jakub Jelinek <jakub@redhat.com>
6493 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6494 gr_register_operand with gr_reg_or_0_operand.
6495 (cmpxchg_rel_di): Likewise.
6496 (sync_lock_test_and_set<mode>): Likewise.
6498 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6500 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6501 (true_regnum): Likewise.
6503 * rtlanal.c (subreg_info): Moved to ...
6504 * rtl.h (subreg_info): Here. New.
6505 (subreg_get_info): New.
6507 * rtlanal.c (subreg_get_info): Make it extern.
6509 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6512 * config/i386/i386.c (ix86_abi): New.
6513 (override_options): Handle -mabi=.
6514 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6515 (ix86_call_abi_override): Likewise.
6516 (init_cumulative_args): Likewise.
6517 (function_arg_advance): Likewise.
6518 (function_arg_64): Likewise.
6519 (function_arg): Likewise.
6520 (ix86_pass_by_reference): Likewise.
6521 (ix86_function_value_regno_p): Likewise.
6522 (ix86_build_builtin_va_list_abi): Likewise.
6523 (setup_incoming_varargs_64): Likewise.
6524 (is_va_list_char_pointer): Likewise.
6525 (ix86_init_machine_status): Likewise.
6526 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6527 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6528 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6529 (ix86_function_abi): Make it static and return enum calling_abi.
6530 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6532 (ix86_fn_abi_va_list): Updated.
6534 * config/i386/i386.h (ix86_abi): New.
6535 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6536 (CONDITIONAL_REGISTER_USAGE): Likewise.
6537 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6538 (machine_function): Likewise.
6540 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6542 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6543 (STACK_BOUNDARY): Likewise.
6544 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6546 * config/i386/i386.opt (mabi=): New.
6548 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6549 return enum calling_abi.
6550 (ix86_function_type_abi): Likewise.
6551 (ix86_function_abi): Removed.
6553 * doc/invoke.texi: Document -mabi= option for x86.
6555 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6557 * builtins.c (real_dconstp): Delete.
6558 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6560 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6561 Jakub Jelinek <jakub@redhat.com>
6564 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6565 (gen_subprogram_die): When a function is explicit, generate the
6566 DW_AT_explicit attribute.
6567 * langhooks.h (struct lang_hooks_for_decls): Add
6568 function_decl_explicit_p langhook.
6569 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6570 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6572 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6574 * builtins.c (fold_builtin_memory_op): Optimize memmove
6575 into memcpy if we can prove source and destination don't overlap.
6577 * tree-inline.c: Include gt-tree-inline.h.
6578 (clone_fn_id_num): New variable.
6579 (clone_function_name): New function.
6580 (tree_function_versioning): Use it.
6581 * Makefile.in (GTFILES): Add tree-inline.c.
6583 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6585 * BASE-VER: Change to 4.5.0.
6587 2009-03-27 Xinliang David Li <davidxl@google.com>
6589 PR tree-optimization/39557
6590 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6592 2009-03-27 Xinliang David Li <davidxl@google.com>
6594 PR tree-optimization/39548
6595 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6598 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6600 * c-common.c (pointer_int_sum): Use %wd on return from
6603 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6605 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6606 on return from tree_low_cst.
6608 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6611 * ginclude/stdarg.h (va_copy): Define also for
6612 __GXX_EXPERIMENTAL_CXX0X__.
6614 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6617 * builtins.h (c_strlen): Do not warn here.
6618 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6619 * c-common.c (pointer_int_sum): Take an explicit location.
6620 Warn about offsets out of bounds.
6621 * c-common.h (pointer_int_sum): Adjust declaration.
6623 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6625 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6628 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6631 * opts.c (warn_if_disallowed_function_p): Don't assume
6632 get_callee_fndecl must return non-NULL.
6634 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6636 PR rtl-optimization/39522
6637 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6638 when reg_reloaded_valid is set.
6640 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6642 * config/spu/divv2df3.c: New file.
6643 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6644 (DPBIT_FUNCS): Filter out _div_df.
6646 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6648 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6649 a jump insn, count that jump in the distance to the loop start.
6651 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6654 * config/sh/sh.c (calc_live_regs): Fix condition for global
6655 registers except PIC_OFFSET_TABLE_REGNUM.
6657 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6660 * doc/invoke.texi (-mconsole): New.
6664 (-mnop-fun-dllimport): New.
6668 (sub section "i386 and x86-64 Windows Options"): New.
6670 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6672 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6673 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6675 2009-03-25 Richard Guenther <rguenther@suse.de>
6678 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6681 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6683 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6684 neither of haifa/selective schedulers are working.
6686 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6688 * doc/invoke.texi (Debugging Options): Fix description of
6689 -fno-merge-debug-strings.
6691 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6693 * config/cris/libgcc.ver: New version-script.
6694 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6696 * configure.ac <GAS features, nop mnemonic>: Add pattern
6697 crisv32-*-* for "nop".
6698 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6699 * configure: Regenerate.
6701 2009-03-24 Ira Rosen <irar@il.ibm.com>
6703 PR tree-optimization/39529
6704 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6705 mark_sym_for_renaming for the tag copied to the new vector
6708 2009-03-24 Arthur Loiret <aloiret@debian.org>
6710 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6711 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6712 EXTRA_SPEC_FUNCTIONS.
6713 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6714 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6715 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6716 -march and -mtune options.
6718 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6720 * config/m68k/t-rtems: Add m5329 multilib.
6722 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6723 Jakub Jelinek <jakub@redhat.com>
6726 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6729 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6732 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6733 instead of c_parser_expression_conv, if original_code isn't one of the
6734 4 allowed comparison codes, fail.
6736 2009-03-23 Richard Guenther <rguenther@suse.de>
6738 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6739 * tree.h (struct tree_type): Likewise.
6740 * reload.h (struct insn_chain): Likewise.
6741 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6742 * function.h (struct function): Likewise.
6743 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6745 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6747 PR tree-optimization/39516
6748 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6750 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6752 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6753 should be set true if BITS_PER_WORD of target is bigger than 32
6755 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6757 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6758 Translate -B-options to -rpath-link. Correct existing
6759 rpath-link and conditionalize on !nostdlib.
6761 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6763 * doc/extend.texi (Function Attributes, Variable Attributes):
6765 * doc/invoke.texi (Debugging Options, Optimize Options)
6766 (i386 and x86-64 Options, MCore Options): Likewise.
6768 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6771 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6772 it for block local namespace aliases.
6773 (gen_decl_die): Pass context_die to gen_namespace_die.
6775 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6778 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6779 minimum or maximum value.
6781 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6783 * reginfo.c (globalize_reg): Recompute derived reg sets.
6785 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6788 * libgcc2.c (mprotect): Do not use signed arguments for
6789 VirtualProtect, use DWORD arguments. Also fix the 'may
6790 be used uninitialized' warning for the np variable.
6792 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6795 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6796 functions using regparm calling conventions when not optimizing.
6797 (ix86_function_sseregparm): Similarly for sseregparm calling
6800 2009-03-19 Li Feng <nemokingdom@gmail.com>
6803 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6804 dependence if the first conflict is after niter iterations.
6806 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6809 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6810 functions with dynamic stack-pointer adjustments.
6812 2009-03-19 Ben Elliston <bje@au.ibm.com>
6814 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6815 option; change to -msdata=data.
6817 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6819 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6822 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6825 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6827 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6829 * doc/invoke.texi (Code Gen Options): Expand discussion of
6832 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6834 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6835 * matrix-reorg.c (struct matrix_info): Likewise.
6836 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6837 * rtl.h (struct mem_attrs): Likewise.
6838 * df.h (struct df): Likewise.
6839 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6840 * ira-int.h (struct ira_allocno): Likewise.
6841 * df-scan.c (struct df_collection_rec): Likewise.
6842 * ira.c (struct equivalence): Likewise.
6843 * function.c (struct temp_slot): Likewise.
6844 * cfgloop.h (struct loop): Likewise.
6847 * function.c (use_register_for_decl): When not optimizing, disregard
6848 register keyword for variables with types containing methods.
6850 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6853 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6854 (is_simple_operand): Call contains_component_ref_p before calling data
6855 reference analysis that would fail on COMPONENT_REFs.
6857 * tree-vrp.c (search_for_addr_array): Fix formatting.
6859 2009-03-18 Richard Guenther <rguenther@suse.de>
6861 * tree-vect-transform.c (vect_loop_versioning): Fold the
6862 generated comparisons.
6863 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6864 (slpeel_tree_peel_loop_to_edge): Likewise.
6866 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6869 * opts.c (print_specific_help): In addition to `undocumented',
6870 accept `separate' and `joined' flags if passed alone. Describe
6871 output by the first matched one of those.
6872 (common_handle_option): Skip over empty strings.
6873 * gcc.c (display_help): Fix help string for `--help='.
6874 * doc/invoke.texi (Option Summary, Overall Options): With
6875 `--help=', classes and qualifiers can both be repeated, but
6876 only the latter can be negated. One should not pass only
6877 negated qualifiers. Fix markup and examples.
6880 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6882 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6883 and -fhelp=separate.
6885 2009-03-17 Jing Yu <jingyu@google.com>
6888 * function.h (struct rtl_data): Move is_thunk from here...
6889 (struct function): ...to here.
6890 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6891 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6893 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6895 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6896 (alpha_output_function_end_prologue): Likewise.
6897 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6898 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6899 (rs6000_output_function_epilogue): Likewise.
6900 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6902 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6905 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6906 from different units in a single alternative.
6907 (*truncdfsf_i387): Ditto.
6908 (*truncxfsf2_mixed): Ditto.
6909 (*truncxfdf2_mixed): Ditto.
6911 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6913 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6914 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6917 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6918 unused non-artificial variables when not optimizing.
6921 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6922 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6923 NAMESPACE_DECL in its DECL_INITIAL.
6926 * optabs.c (set_user_assembler_libfunc): New function.
6927 * expr.h (set_user_assembler_libfunc): New prototype.
6928 * c-common.c: Include libfuncs.h.
6929 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6930 for memcmp, memset, memcpy, memmove and abort.
6931 * Makefile.in (c-common.o): Depend on libfuncs.h.
6934 * dwarf2out.c (gen_inlined_enumeration_type_die,
6935 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6936 gen_tagged_type_instantiation_die): Removed.
6937 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6940 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6943 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6945 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6946 (check-parallel-%): Ditto.
6947 (check-consistency): Ditto.
6949 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6951 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6952 local variable rhs by NULL_TREE.
6954 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6957 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6959 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6962 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6964 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6967 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6968 for ms->sysv ABI calls only in 64bit mode.
6970 * config/i386/i386.md (untyped_call): Support 32bit.
6972 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6974 * doc/extend.texi: Replace x86_65 with x86_64.
6976 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6978 PR tree-optimization/39455
6979 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6980 mismatches for POINTER_TYPE_P (type).
6981 (number_of_iterations_le): Likewise.
6983 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6985 * config/picochip/picochip.c: Removed profiling support.
6986 * config/picochip/picochip.md: Removed profiling instruction.
6987 * config/picochip/picochip.h: Removed profiling builtin.
6989 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6991 * doc/install.texi (--with-host-libstdcxx): Document.
6993 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6996 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6997 generate a warning if the function name does not begin with
6998 "__vector" and the function has either the 'signal' or 'interrupt'
6999 attribute, from here to ...
7000 (avr_declare_function_name): ...here. New function.
7001 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7002 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7004 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7007 * cse.c (fold_rtx): Don't modify original const_arg1 when
7008 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7009 separate variable instead.
7010 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7011 from out of range shift counts.
7012 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7014 2009-03-13 Catherine Moore <clm@codesourcery.com>
7016 * config/i386/x-mingw32 (host-mingw32.o): Replace
7017 diagnostic.h with $(DIAGNOSTIC_H).
7019 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7022 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7024 * config/i386/sync.md (sync_compare_and_swap<mode>,
7025 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7026 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7028 (sync_double_compare_and_swapdi_pic,
7029 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7030 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7032 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7035 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7037 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7040 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7041 (avx_addsubv4df3): Likewise.
7042 (*avx_addsubv4sf3): Likewise.
7043 (sse3_addsubv4sf3): Likewise.
7045 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7048 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7050 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7053 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7054 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7055 registers for allocnos created from user-defined variables.
7057 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7060 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7061 of non-integer mode as well.
7063 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7065 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7066 for functions for which the parameter types are unknown.
7068 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7071 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7072 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7073 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7074 * config/i386/i386.c (ix86_local_alignment): For
7075 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7076 long long variables on the stack to avoid dynamic realignment.
7077 Allow the first argument to be a decl rather than type.
7078 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7080 2009-03-11 Nick Clifton <nickc@redhat.com>
7083 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7085 Add description to mno-lsim option.
7086 * config/mcore/mcore.h: Remove comment about deprecated m4align
7088 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7089 * doc/invoke.texi: Add description of mno-lsim and
7090 mstack-increment options.
7092 * config/fr30/fr30.opt: Document the -mno-lsim option.
7093 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7094 and -mno-lsim options.
7096 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7098 * fold-const.c (fold_comparison): Only call fold_inf_compare
7099 if the mode supports infinities.
7101 2009-03-11 Jason Merrill <jason@redhat.com>
7104 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7105 end already did. Notice GIMPLE_CALL modifications of the result.
7106 Don't copy debug information from an ignored decl or a decl from
7109 2009-03-10 Richard Guenther <rguenther@suse.de>
7110 Nathan Froyd <froydnj@codesourcery.com>
7113 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7114 (__divMODE3): Likewise.
7116 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7118 PR tree-optimization/39394
7119 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7120 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7122 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7124 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7125 inline asms for register asm ("") declarations.
7127 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7129 * fold-const.c (fold_unary): Fix comment.
7131 2009-03-07 Jan Hubicka <jh@suse.cz>
7134 * tree-inline.c (setup_one_parameter): Do replacement of const
7135 argument by constant in SSA form.
7137 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7140 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7141 determine alignment passed to assign_stack_local.
7142 (assign_parms_unsplit_complex): Likewise.
7143 * except.c (sjlj_build_landing_pads): Likewise.
7145 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7148 * tree-flow.h (add_referenced_var): Return bool instead of void.
7149 * tree-dfa.c (add_referenced_var): Return result of
7150 referenced_var_check_and_insert call.
7151 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7152 of referenced_var_check_and_insert.
7155 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7156 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7157 DIE, don't emit it if abstract origin already has it.
7158 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7159 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7161 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7163 * genpreds.c (needs_variable): Fix parentheses at variable name
7165 (write_tm_constrs_h): Indent generated code.
7167 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7169 * doc/extend.texi (Function Attributes): Add documentation
7172 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7175 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7176 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7178 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7180 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7183 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7186 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7187 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7189 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7192 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7193 constants instead of magic numbers.
7194 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7196 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7197 (x86_64_ms_abi_int_parameter_registers): Ditto.
7198 (x86_64_int_return_registers): Ditto.
7199 (ix86_maybe_switch_abi): Ditto.
7200 (ix86_expand_call): Ditto for clobbered_registers array.
7201 (ix86_hard_regno_mode_ok): Ditto.
7202 (x86_extended_QIreg_mentioned_p): Ditto.
7204 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7206 PR tree-optimization/39349
7207 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7209 * combine.c (gen_lowpart_for_combine): Use omode when generating
7212 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7214 PR rtl-optimization/39235
7215 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7217 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7219 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7221 2009-03-04 Richard Guenther <rguenther@suse.de>
7223 PR tree-optimization/39362
7224 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7225 that occur in abnormal PHIs should be varying.
7227 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7229 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7231 (simple_iv): Take loop as an argument instead of statement.
7232 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7233 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7235 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7237 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7238 * matrix-reorg.c (analyze_transpose): Ditto.
7239 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7240 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7241 * tree-predcom.c (ref_at_iteration): Ditto.
7242 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7244 2009-03-04 Richard Guenther <rguenther@suse.de>
7246 PR tree-optimization/39358
7247 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7248 escaped_id and callused_id.
7249 (solve_graph): Likewise.
7251 2009-03-04 Richard Guenther <rguenther@suse.de>
7253 PR tree-optimization/39339
7254 * tree-sra.c (try_instantiate_multiple_fields): Make it
7255 no longer ICE on the above.
7257 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7259 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7260 that fits within Pmode.
7262 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7265 * tm.texi (LIBCALL_VALUE): Update description.
7267 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7270 * doc/extend.texi (section): Update description.
7272 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7275 * tree-inline.c (remapped_type): New.
7276 (can_be_nonlocal): Call remapped_type instead of remap_type.
7278 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7281 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7282 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7284 2009-03-03 Richard Guenther <rguenther@suse.de>
7287 * tree.c (tree_nonartificial_location): New function.
7288 * tree.h (tree_nonartificial_location): Declare.
7289 * builtins.c (expand_builtin_memory_chk): Provide location
7290 of the call location for artificial function pieces.
7291 (maybe_emit_chk_warning): Likewise.
7292 (maybe_emit_sprintf_chk_warning): Likewise.
7293 (maybe_emit_free_warning): Likewise.
7294 * expr.c (expand_expr_real_1): Likewise.
7296 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7298 PR tree-optimization/39343
7299 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7300 COMPONENT_REF t has ARRAY_TYPE.
7302 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7305 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7306 when the type precision of the induction variable should be
7307 larger than the type precision of nit.
7308 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7309 * graphite.c (graphite_loop_normal_form): Same.
7310 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7312 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7314 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7315 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7316 numbers to describe clobbered registers.
7317 (*call_value_0_rex64_ms_sysv): Ditto.
7318 * config/i386/mmx.md (mmx_emms): Ditto.
7321 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7323 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7326 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7328 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7329 (spu_section_type_flags): New function.
7331 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7333 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7334 reg_class_contents of FLOAT_REGS into a temporary.
7336 2009-03-02 Richard Guenther <rguenther@suse.de>
7337 Ira Rosen <irar@il.ibm.com>
7339 PR tree-optimization/39318
7340 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7341 information to the vectorized statement.
7343 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7345 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7346 variable. Use defined names instead of magic constants for REX SSE
7349 2009-03-01 Richard Guenther <rguenther@suse.de>
7351 PR tree-optimization/39331
7352 * omp-low.c (lower_send_shared_vars): Do not receive new
7353 values for the reference of DECL_BY_REFERENCE parms or results.
7355 2009-03-01 Jan Hubicka <jh@suse.cz>
7358 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7359 BLOCK_NONLOCALIZED_VAR): New macros.
7360 (tree_block): Add nonlocalized_vars.
7361 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7362 gen_decl_die): Add origin argument. Allow generation of die with
7363 origin at hand only.
7364 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7365 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7367 (gen_block_die): Fix checking for unused blocks.
7368 (process_scope_var): Break out from .... ; work with origins only.
7369 (decls_for_scope) ... here; process nonlocalized list.
7370 (dwarf2out_ignore_block): Look for nonlocalized vars.
7371 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7373 (dump_scope_block): Dump them.
7374 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7375 (remap_block): Likewise.
7376 (can_be_nonlocal): New predicate.
7377 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7379 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7381 * configure: Regenerate.
7383 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7385 * optc-gen.awk: No need to duplicate option flags twice.
7386 Reuse help texts for duplicate options which do not have any.
7388 * gcc.c (display_help): Document --version.
7390 * gcc.c (main): If print_help_list and verbose_flag, ensure
7391 driver output comes before subprocess output.
7393 * optc-gen.awk: Assign all remaining fields to help string,
7394 space-separated, for multi-line help in *.opt.
7396 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7397 -Wno-pedantic-ms-format is for MinGW targets only.
7399 * doc/options.texi (Option file format): Fix bad indentation,
7400 restoring dropped sentence.
7402 2009-02-28 Jan Hubicka <jh@suse.cz>
7404 * tree-inline.c (tree_function_versioning): Output debug info.
7406 2009-02-28 Jan Hubicka <jh@suse.cz>
7409 * tree-inline.c (setup_one_parameter): Do not copy propagate
7410 arguments when not optimizing.
7412 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7415 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7416 (avx_addsubv4df3): Likewise.
7417 (*avx_addsubv4sf3): Likewise.
7418 (sse3_addsubv4sf3): Likewise.
7419 (*avx_addsubv2df3): Likewise.
7420 (sse3_addsubv2df3): Likewise.
7421 (avx_unpckhps256): Correct item selectors.
7422 (avx_unpcklps256): Likewise.
7423 (avx_unpckhpd256): Likewise.
7424 (avx_unpcklpd256): Likewise.
7426 2009-02-28 Jan Hubicka <jh@suse.cz>
7428 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7430 (copy_arguments_for_versioning): If var is declared don't declare it.
7431 (tree_function_versioning): First setup substitutions and then copy
7434 2009-02-27 Jan Hubicka <jh@suse.cz>
7437 * cgraph.h (varpool_output_debug_info): Remove.
7438 * cgraphunit.c (varpool_output_debug_info): Remove.
7439 * dwarf2out.c (deferred_locations_struct): New struct
7440 (deferred_locations): New type.
7441 (deferred_locations_list): New static var.
7442 (deffer_location): New function.
7443 (gen_variable_die): Use it.
7444 (decls_for_scope): Output info on local static vars.
7445 (dwarf2out_finish): Process deferred locations.
7446 * varpool.c (varpool_output_debug_info): Remove.
7448 2009-02-27 Jan Hubicka <jh@suse.cz>
7451 * tree.h (TREE_PROTECTED): Fix comment.
7452 (BLOCK_HANDLER_BLOCK): Remove.
7453 (struct tree_block): Remove handler_block add body_block.
7454 (inlined_function_outer_scope_p): New.
7455 (is_body_block): Remove.
7456 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7457 * dwarf2out.c (is_inlined_entry_point): Remove.
7458 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7459 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7461 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7462 * gimplify.c (gimplify_expr): Gimplify body blocks.
7463 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7464 block with multiple subblocks.
7465 (dump_scope_block): Prettier output; dump more flags and info.
7466 (dump_scope_blocks): New.
7467 (remove_unused_locals): Use dump_scope_blocks.
7468 * tree-flow.h (dump_scope_blocks): Declare.
7469 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7470 * stmt.c (is_body_block): Remove.
7471 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7472 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7474 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7477 * graphite.c (graphite_loop_normal_form): Do not call
7478 number_of_iterations_exit from a gcc_assert.
7480 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7482 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7483 jumps if COND is NULL.
7484 (find_cond_jump): New function.
7485 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7486 * config/s390/s390.md: Remove z10_cobra attribute value.
7488 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7490 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7491 force_const_mem returns NULL_RTX.
7493 2009-02-26 Jan Hubicka <jh@suse.cz>
7496 * cgraph.h (varpool_output_debug_info): Remove.
7497 * cgraphunit.c (varpool_output_debug_info): Remove.
7498 * dwarf2out.c (deferred_locations_struct): New struct
7499 (deferred_locations): New type.
7500 (deferred_locations_list): New static var.
7501 (deffer_location): New function.
7502 (gen_variable_die): Use it.
7503 (decls_for_scope): Output info on local static vars.
7504 (dwarf2out_finish): Process deferred locations.
7505 * varpool.c (varpool_output_debug_info): Remove.
7507 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7509 PR rtl-optimization/39241
7510 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7511 to subreg_offset_representable_p.
7513 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7515 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7516 execute function prototype. Get f and nregs from max_reg_num
7517 and get_insns. Remove the first backward pass as it's dead,
7518 guard the forward pass by flag_expensive_optimizations.
7519 (rest_of_handle_regmove): Delete.
7520 (pass_regmove): Replace it with regmove_optimize.
7522 2009-02-25 Martin Jambor <mjambor@suse.cz>
7524 PR tree-optimization/39259
7525 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7526 calls_alloca function flags.
7527 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7530 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7532 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7533 flags_set_1_rtx, flags_set_1_set): Delete.
7534 (regmove_optimize): Do not call mark_flags_life_zones.
7536 2009-02-24 Julian Brown <julian@codesourcery.com>
7539 * config/arm/arm.c (require_pic_register): Only set
7540 cfun->machine->pic_reg once per function.
7542 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7544 * doc/invoke.texi (Link Options): Document an easier way to pass
7545 options that take arguments to the GNU linker using -Xlinker and -Wl.
7547 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7550 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7552 2009-02-24 Richard Guenther <rguenther@suse.de>
7555 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7557 2009-02-24 Richard Guenther <rguenther@suse.de>
7558 Zdenek Dvorak <ook@ucw.cz>
7560 PR tree-optimization/39233
7561 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7562 from converting them to a generic type.
7564 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7566 PR tree-optimization/39260
7567 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7568 contains a condition with a real type.
7569 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7571 2009-02-23 Jason Merrill <jason@redhat.com>
7574 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7575 narrowing_initializer_constant_valid_p.
7576 (narrowing_initializer_constant_valid_p): Don't return
7577 null_pointer_node for adding a pointer to itself.
7579 2009-02-23 Jan Hubicka <jh@suse.cz>
7582 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7585 2009-02-23 Jan Hubicka <jh@suse.cz>
7587 PR tree-optimization/37709
7588 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7589 * tree.h (block_ultimate_origin): Declare.
7590 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7591 * tree-ssa-live.c (remove_unused_scope_block_p):
7592 Eliminate blocks containig no instructions nor live variables nor
7594 (dump_scope_block): New function.
7595 (remove_unused_locals): Enable removal of dead blocks by default;
7596 enable dumping at TDF_DETAILS.
7598 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7600 * config/i386/i386.c (classify_argument): Don't allow COImode
7602 (function_arg_advance_32): Don't allow OImode.
7603 (function_arg_32): Likewise.
7604 (function_value_32): Likewise.
7605 (return_in_memory_32): Likewise.
7606 (function_arg_64): Remove OImode comment.
7608 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7611 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7612 ix86_expand_vector_set for V4DImode in 64bit mode only.
7613 (ix86_expand_vector_init_one_var): Likewise.
7615 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7617 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7619 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7622 * loop-iv.c: Revert last change.
7623 * emit-rtl.c: Likewise.
7625 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7628 * config/i386/i386.c (type_natural_mode): Remove an extra
7629 space in the warning message.
7630 (function_value_32): Handle 32-byte vector modes.
7631 (return_in_memory_32): Likewise.
7633 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7635 * loop-iv.c (truncate_value): New function.
7636 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7638 (lowpart_subreg): Move to...
7639 * emit-rtl.c: ...here.
7641 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7643 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7644 accidental and undocumented change at revision 140860.
7646 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7648 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7649 take gimple_seq * arguments.
7650 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7651 types_compatible_p langhook.
7653 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7654 Joseph Myers <joseph@codesourcery.com>
7656 * config/arm/arm.c (arm_builtin_va_list): New function.
7657 (arm_expand_builtin_va_start): Likewise.
7658 (arm_gimplify_va_arg_expr): Likewise.
7659 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7660 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7661 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7662 (va_list_type): New variable.
7663 (arm_mangle_type): Mangle va_list_type appropriately.
7665 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7668 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7669 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7670 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7671 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7672 parameter to 1000 for -O1 by default.
7673 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7675 * loop-invariant.c: Include params.h.
7676 (move_loop_invariants): Don't call move_single_loop_invariants on
7679 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7681 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7682 offset when calculating bounds for indexing stack_usage_map. Fixes
7683 a buffer overflow with certain target setups.
7685 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7688 * calls.c (expand_call): Clear try_tail_call if caller and callee
7689 disagree in promotion of function return value.
7691 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7694 * c-common.c (c_determine_visibility): If visibility changed and
7695 DECL_RTL has been already set, call make_decl_rtl to update symbol
7698 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7701 * varasm.c (assemble_variable): Don't check DECL_NAME when
7702 globalizing a variable.
7704 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7707 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7708 expression before any __builtin_trap call.
7709 * c-typeck.c (build_function_call): Convert and check function
7710 arguments before generating a call to a trap. Evaluate the
7711 function arguments before the trap.
7713 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7716 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7717 (UNSPEC_FXAM_MEM): New unspec.
7718 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7719 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7720 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7722 2009-02-19 Richard Guenther <rguenther@suse.de>
7724 PR tree-optimization/39207
7725 PR tree-optimization/39074
7726 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7727 storedanything_tree): New.
7728 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7729 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7730 (build_succ_graph): Add edges from STOREDANYTHING to all
7732 (init_base_vars): Initialize STOREDANYTHING.
7733 (compute_points_to_sets): Free substitution info after
7734 building the succ graph.
7735 (ipa_pta_execute): Likewise.
7737 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7739 (do_ds_constraint): Do not add to special var or non-pointer
7741 (type_could_have_pointers): Split out from ...
7742 (could_have_pointers): ... here. For arrays use the element type.
7743 (create_variable_info_for): Initialize may_have_pointers.
7744 (new_var_info): Likewise.
7745 (handle_lhs_call): Make the HEAP variable unknown-sized.
7746 (intra_create_variable_infos): Use a type with pointers for
7747 PARM_NOALIAS, make it unknown-sized.
7749 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7752 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7754 2009-02-18 Jason Merrill <jason@redhat.com>
7757 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7758 value if DECL_EXTERNAL.
7759 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7760 * target.h (gcc_target::binds_local_p): Clarify "module".
7761 * tree.h (TREE_PUBLIC): Clarify "module".
7763 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7766 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7767 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7769 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7772 * c.opt (Wabi): Support C and ObjC.
7775 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7777 * config/i386/i386.c (classify_argument): Warn once about the ABI
7778 change when passing union with long double.
7780 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7782 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7785 * c-parser.c (c_parser_compound_statement): Always enter and leave
7788 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7791 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7793 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7795 PR tree-optimization/36922
7796 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7797 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7800 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7802 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7805 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7807 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7809 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7811 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7814 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7815 Richard Sandiford <rdsandiford@googlemail.com>
7817 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7818 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7819 (loongson_biadd): ...this.
7821 2009-02-17 Richard Guenther <rguenther@suse.de>
7823 PR tree-optimization/39202
7824 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7825 a var make sure to follow existing collapses.
7827 2009-02-17 Richard Guenther <rguenther@suse.de>
7830 * langhooks.c (lhd_print_error_function): Check for NULL block.
7832 2009-02-17 Richard Guenther <rguenther@suse.de>
7834 PR tree-optimization/39204
7835 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7838 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7840 * config/soft-fp/double.h: Update from glibc CVS.
7842 2009-02-17 Richard Guenther <rguenther@suse.de>
7844 PR tree-optimization/39207
7845 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7846 strict-aliasing warnings for pointers pointing to NULL.
7848 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7851 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7852 skipping until next close brace.
7854 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7857 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7858 to function argument boundary.
7860 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7862 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7863 in the lea_add. Reload eventually constraints it properly.
7864 * config/picochip/constraints.md : Remove the target constraint
7865 "b", since it is not needed anymore.
7867 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7869 * gthr-dce.h: Uglify function parameter and local variable names.
7870 * gthr-gnat.h: Likewise.
7871 * gthr-mipssde.h: Likewise.
7872 * gthr-nks.h: Likewise.
7873 * gthr-posix95.h: Likewise.
7874 * gthr-posix.h: Likewise.
7875 * gthr-rtems.h: Likewise.
7876 * gthr-single.h: Likewise.
7877 * gthr-solaris.h: Likewise.
7878 * gthr-tpf.h: Likewise.
7879 * gthr-vxworks.h: Likewise.
7880 * gthr-win32.h: Likewise.
7882 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7885 * config/i386/i386.md: Restrict the new peephole2 to move
7886 between MMX/SSE registers.
7888 2009-02-15 Richard Guenther <rguenther@suse.de>
7891 2009-02-13 Richard Guenther <rguenther@suse.de>
7893 * configure.ac: Enable LFS.
7894 * configure: Re-generate.
7895 * config.in: Likewise.
7897 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7899 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7900 spu_srqwbyte, spu_srqwbytebc): Define.
7901 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7902 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7903 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7904 "shrqby_<mode>"): New insn-and-split patterns.
7905 * config/spu/spu.c (expand_builtin_args): Determine and return
7906 number of operands using spu_builtin_description data.
7907 (spu_expand_builtin_1): Use it.
7909 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7912 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7915 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7918 * config/i386/i386.c (override_options): Correct warning
7919 messages for -malign-loops, -malign-jumps and -malign-functions.
7921 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7924 * config/i386/i386.md: Restrict the new peephole2 to move
7925 between the general purpose registers.
7927 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7930 * config/i386/i386.c (type_natural_mode): Add a new argument.
7931 Return the original mode and warn ABI change if vector size is 32byte.
7932 (function_arg_advance): Updated.
7933 (function_arg): Likewise.
7934 (ix86_function_value): Likewise.
7935 (ix86_return_in_memory): Likewise.
7936 (ix86_sol10_return_in_memory): Likewise.
7937 (ix86_gimplify_va_arg): Likewise.
7938 (function_arg_32): Don't warn ABX ABI change here.
7939 (function_arg_64): Likewise.
7941 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7943 * loop-iv.c (implies_p): In the final case, test that operands 0
7944 of the two comparisons match.
7946 * config/bfin/bfin.c (find_prev_insn_start): New function.
7947 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7948 (find_next_insn_start): Move.
7950 2009-02-13 Richard Guenther <rguenther@suse.de>
7952 * configure.ac: Enable LFS.
7953 * configure: Re-generate.
7954 * config.in: Likewise.
7956 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7959 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7960 sizes on syntax error after some arguments have been parsed.
7962 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7964 * doc/invoke.texi (-fira): Remove.
7966 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7968 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7969 * recog.c: Likewise.
7972 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7974 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7975 (umul_ppmm): Likewise.
7976 (count_leading_zeros): Likewise.
7977 (count_trailing_zeros): Likewise.
7978 (UMUL_TIME): Likewise.
7980 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7982 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7983 soft-fp/t-softfp to tmake_file.
7985 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7986 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7987 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7988 IA64_BUILTIN_INFQ]: New.
7989 (ia64_init_builtins): Initialize __builtin_infq,
7990 __builtin_fabsq and __builtin_copysignq if not HPUX.
7991 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7992 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7994 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7996 (__fixtfti): Likewise.
7997 (__fixunstfti): Likewise.
7998 (__floattitf): Likewise.
8000 * config/ia64/libgcc-glibc.ver: New.
8001 * config/ia64/t-fprules-softfp: Likewise.
8002 * config/ia64/sfp-machine.h: Likewise.
8004 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8005 (LIBGCC2_TF_CEXT): Likewise.
8006 (TF_SIZE): Likewise.
8007 (TARGET_INIT_LIBFUNCS): Likewise.
8009 * config/ia64/t-glibc (SHLINB_MAPFILES):
8010 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8012 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8014 * config/i386/i386.c (construct_container): Rewrite processing
8015 BLKmode with X86_64_SSE_CLASS.
8017 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8020 * config/i386/i386.md: Replace simplify_replace_rtx with
8021 replace_rtx in the new peephole2.
8023 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8025 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8026 loop unrolling do not happen at -O2.
8028 2009-02-12 Michael Matz <matz@suse.de>
8030 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8032 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8034 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8037 2009-02-12 Ben Elliston <bje@au.ibm.com>
8039 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8040 patterns when updating the back chain. Missed in the 2009-02-10
8043 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8045 * doc/extend.texi (Decimal Floating Types): Update identifier of
8046 draft TR and list of missing support.
8048 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8051 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8052 bit to variable length decl's flags, add it also to its
8053 pointer replacement variable.
8055 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8056 Jakub Jelinek <jakub@redhat.com>
8059 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8060 (memory_blockage): New expander.
8061 (*memory_blockage): New insn pattern.
8062 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8063 instead of general blockage at the end of function prologue when
8064 frame pointer is used to access red zone area. Do not emit blockage
8065 when profiling, it is emitted in generic code.
8066 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8067 function epilogue when frame pointer is used to access red zone area.
8069 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8072 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8073 by arithmetic with memory operands.
8074 * config/i386/predicates.md (commutative_operator): New.
8076 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8078 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8081 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8083 * alias.h (record_alias_subset): Declare.
8084 * alias.c (record_alias_subset): Make global.
8086 2009-02-10 Nick Clifton <nickc@redhat.com>
8088 * tree-parloops.c: Change license to GPLv3.
8089 * ipa-struct-reorg.c: Change license to GPLv3.
8090 * ipa-struct-reorg.h: Change license to GPLv3.
8092 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8095 * c-decl.c (start_struct): Return NULL on error.
8097 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8100 * cfgloopmanip.c (remove_path): Call remove_bbs after
8101 cancel_loop_tree, not before it.
8104 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8105 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8106 VAR_DECLs were seen.
8107 * tree-ssa-live.c (remove_unused_locals): Recompute
8108 cfun->has_local_explicit_reg_vars.
8109 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8110 copies or clearings if cfun->has_local_explicit_reg_vars.
8112 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8115 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8116 of function prologue when frame pointer is used to access
8119 2009-02-10 Richard Guenther <rguenther@suse.de>
8122 * gimplify.c (gimple_regimplify_operands): Always look if
8123 we need to create a temporary.
8125 2009-02-10 Richard Guenther <rguenther@suse.de>
8127 PR tree-optimization/39132
8128 * tree-loop-distribution.c (todo): New global var.
8129 (generate_memset_zero): Trigger TODO_rebuild_alias.
8130 (tree_loop_distribution): Return todo.
8132 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8135 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8136 (x86_64_reg_class_name): Removed.
8137 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8138 first one isn't X86_64_SSE_CLASS or any other ones aren't
8139 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8140 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8141 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8142 and 3 X86_64_SSEUP_CLASS.
8143 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8144 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8146 2009-02-10 Ben Elliston <bje@au.ibm.com>
8148 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8149 form instruction to update the stack back chain word, even if the
8150 user has disabled the generation of update instructions.
8151 (movdi_<mode>_update_stack): New.
8152 (movsi_update_stack): Likewise.
8153 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8154 always use an update form instruction to update the stack back
8157 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8160 * graphite.c (if_region_set_false_region): After moving a region in
8161 the false branch of a condition, remove the empty dummy basic block.
8162 (gloog): Remove wrong fix for PR38953.
8164 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8166 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8167 generation due to implicit sign extension.
8169 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8172 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8173 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8175 2009-02-09 Richard Guenther <rguenther@suse.de>
8178 * convert.c (convert_to_real): Disable (float)fn((double)x)
8179 to fnf(x) conversion if errno differences may occur and
8180 -fmath-errno is set.
8182 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8184 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8185 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8186 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8188 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8191 * c-common.c (handle_alias_attribute): Disallow attribute for
8192 anything not a FUNCTION_DECL or VAR_DECL.
8194 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8197 * real.c (do_compare): Special-case compare of zero against
8198 decimal float value.
8200 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8203 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8204 as indicating flexible array members unless the field itself is
8205 being declarared as the incomplete array.
8207 2009-02-06 Jan Hubicka <jh@suse.cz>
8209 PR tree-optimization/38844
8210 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8213 2009-02-06 Richard Guenther <rguenther@suse.de>
8216 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8217 fork because we may expand it as __gcov_fork.
8219 2009-02-06 Nick Clifton <nickc@redhat.com>
8221 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8223 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8225 PR tree-optimization/35659
8226 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8227 vn_phi_eq): Shortcut if hashcode does not match.
8228 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8230 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8231 and avoid iterative_hash_expr.
8232 (FOR_EACH_VALUE_ID_IN_SET): New.
8233 (value_id_compare): Remove.
8234 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8235 sort expressions by value id.
8237 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8240 * config/sh/predicates.md (general_movsrc_operand): Don't check
8241 the subreg of system registers here.
8243 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8246 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8249 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8251 PR rtl-optimization/39110
8252 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8253 addresses, not aligned ones.
8255 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8256 Richard Guenther <rguenther@suse.de>
8258 PR tree-optimization/39100
8259 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8260 comment says and add edges.
8262 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8265 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8266 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8268 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8270 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8271 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8272 register_bb_in_sese, new_sese, free_sese): Moved.
8273 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8274 outermost_loop_in_scop, build_scop_iteration_domain,
8275 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8276 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8277 Use loop_in_sese_p instead of loop_in_scop_p.
8278 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8279 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8280 (scopdet_basic_block_info): Fix bug in scop detection.
8281 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8282 eq_loop_to_cloog_loop): Remove.
8283 (nb_loops_around_loop_in_scop, nb_loop
8284 ref_nb_loops): Moved here...
8285 * graphite.h (ref_nb_loops): ... from here.
8286 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8287 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8288 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8289 * testsuite/gcc.dg/graphite/scop-19.c: New
8291 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8292 Hans-Peter Nilsson <hp@axis.com>
8294 PR rtl-optimization/37889
8295 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8296 Move offset handling from PLUS to before the switch. Use new
8297 arguments when considering SYMBOL_REFs too.
8298 (rtx_addr_can_trap_p): Pass dummy offset and size.
8299 (enum may_trap_p_flags): Remove.
8300 (may_trap_p_1): Pass size from MEM_SIZE.
8302 PR rtl-optimization/38921
8303 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8304 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8305 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8306 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8308 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8310 AVX Programming Reference (January, 2009)
8311 * config/i386/sse.md (*vpclmulqdq): New.
8313 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8315 PR tree-optimization/38977
8316 PR gcov-profile/38292
8317 * calls.c (special_function_p): Disregard __builtin_ prefix.
8319 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8321 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8322 non-indexable addresses even before reload.
8324 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8327 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8328 as having variable size. Do not give an error for unnamed
8329 parameters with [*] declarators. Give a warning for type names
8330 with [*] declarators and mark them as variable size.
8331 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8332 for sizeof applied to [*] type names.
8334 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8337 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8339 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8341 * gcc.c (process_command): Update copyright notice dates.
8342 * gcov.c (print_version): Likewise.
8343 * gcov-dump.c (print_version): Likewise.
8344 * mips-tfile.c (main): Likewise.
8345 * mips-tdump.c (main): Likewise.
8347 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8350 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8351 for composite type involving a zero-length array type.
8353 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8356 * function.c (match_asm_constraints_1): Skip over
8357 initial optional % in the constraint.
8360 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8361 supported, don't accept FIXED_CSTs.
8362 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8363 and _Sat is used without _Fract/_Accum. Set specs->type to
8364 integer_type_node for cts_fract/cts_accum if fixed point is not
8367 2009-02-02 Catherine Moore <clm@codesourcery.com>
8369 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8371 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8373 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8374 (ABI_HAS_64BIT_SYMBOLS): Use it.
8375 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8377 2009-02-02 Paul Brook <paul@codesourcery.com>
8379 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8381 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8384 * recog.h (asm_operand_ok): Add constraints argument.
8385 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8386 recurse on matching constraint.
8387 (check_asm_operands): Pass constraints as 3rd argument to
8388 asm_operand_ok. Don't look up matching constraint here.
8389 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8392 2009-02-02 Ben Elliston <bje@au.ibm.com>
8394 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8395 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8397 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8399 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8400 information. Remove some obsolete information. Reorganize.
8402 * config/pa/fptr.c: Revert license to GPL 2.
8403 * config/pa/milli64.S: Likewise.
8405 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8408 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8409 LIBRARY name in, instead of hard-coding it.
8410 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8411 extra target make frag to tmake_files according to EH model.
8412 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8413 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8414 frags that define makefile variable EH_MODEL appropriately.
8415 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8416 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8417 to "-sjlj" according to type of EH configured.
8418 (LIBGCC_SONAME): Concatenate it to shared library base name.
8419 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8420 to "_sjlj" according to type of EH configured.
8421 (LIBGCC_SONAME): Concatenate it to shared library base name.
8422 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8423 (SHLIB_LINK): Add missing semicolon to if-else construct.
8424 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8425 string value of "pe_dll" command-line option.
8426 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8427 (SHLIB_SONAME): Use it when overriding t-cygming default.
8428 (SHLIB_IMPLIB): Override t-cygming default.
8429 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8430 string value of "pe_dll" command-line option.
8432 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8435 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8436 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8438 2009-01-31 Richard Guenther <rguenther@suse.de>
8440 PR tree-optimization/38937
8441 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8442 computing the transitive closure.
8444 2009-01-30 Richard Guenther <rguenther@suse.de>
8446 PR tree-optimization/39041
8447 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8448 Propagate variable indices only if the types match for this stmt.
8450 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8453 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8454 inline but never defined.
8456 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8458 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8459 (*insv_h_di_reg_extimm): New insn.
8460 (*insv_l<mode>_reg_extimm): New insn.
8462 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8464 * config/picochip/picochip.c (flag_conserve_stack): set
8465 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8466 fconserve-stack. Reduce call-overhead used by inliner.
8468 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8471 * common.opt (flag_conserve_stack): Initialised to zero.
8473 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8476 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8477 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8480 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8482 * ira-color.c (allocno_reload_assign): Update comments.
8483 * regmove.c (regmove_optimize): Likewise.
8487 2009-01-29 Robert Millan <rmh@aybabtu.com>
8489 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8490 * config/i386/kopensolaris-gnu.h: New file. Undefine
8491 `MD_UNWIND_SUPPORT'.
8492 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8494 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8496 PR tree-optimization/39007
8497 * tree-loop-distribution.c (generate_builtin): Use
8498 recompute_dominator to compute the immediate dominator of the
8499 basic block just after the loop.
8501 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8503 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8504 (ASM_OUTPUT_DWARF_PCREL): Define.
8506 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8508 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8509 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8510 global. Modify entries about regmove and IRA.
8512 * ra-conflict.c: Remove the file.
8514 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8516 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8517 (pass_regclass_init): Rename to pass_reginfo_init.
8519 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8521 * toplev.h (flag_ira): Remove.
8523 * caller-save.c (setup_save_areas): Remove flag_ira.
8525 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8527 * global.c: Remove the file.
8529 * opts.c (decode_options): Remove flag_ira.
8531 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8533 * regmove.c: Modify file description.
8534 (find_use_as_address, try_auto_increment): Define them only if
8535 AUTO_INC_DEC is defined.
8536 (replacement_quality, replace_in_call_usage, fixup_match_1,
8537 stable_and_no_regs_but_for_p): Remove.
8538 (reg_set_in_bb): Make it static.
8539 (regmove_optimize): Remove flag_ira and code which worked for
8542 * local-alloc.c: Remove the file.
8544 * common.opt (fira): Remove.
8546 * ira.c: Include except.h.
8547 (eliminable_regset): Move from global.c.
8548 (mark_elimination): Ditto. Remove flag_ira.
8549 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8550 equiv_mem_modified, validate_equiv_mem_from_store,
8551 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8552 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8553 no_equiv, recorded_label_ref): Move from local-alloc.c.
8554 (update_equiv_regs): Ditto. Make it static.
8555 (print_insn_chain, print_insn_chains): Move it from global.c.
8556 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8557 (build_insn_chain): Ditto. Make it static.
8558 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8559 Rename to init_live_subregs.
8560 (gate_ira): Remove flag_ira.
8562 * regclass.c: Rename reginfo.c. Change file description.
8563 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8564 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8565 (init_reg_sets_1): Remove code for evaluation of
8566 reg_class_superclasses and losing_caller_save_reg_set.
8567 (init_regs): Remove init_reg_autoinc.
8568 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8569 ok_for_base_p_nonstrict): Remove.
8570 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8571 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8572 corresponding entries.
8573 (dump_regclass, record_operand_costs, scan_one_insn,
8574 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8575 record_address_regs, auto_inc_dec_reg_p): Remove.
8576 (gt-regclass.h): Rename to gt-reginfo.h.
8578 * rtl.h (dump_global_regs, retry_global_alloc,
8579 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8581 * Makefile.in (RA_H): Remove.
8582 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8583 Rename regclass.o to reginfo.o.
8584 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8586 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8587 (GTFILES): Rename regclass.c to reginfo.c.
8589 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8590 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8592 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8593 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8595 (finish_spills): Ditto. Remove code for !flag_ira.
8597 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8600 * doc/invoke.texi (rtl debug options): Complete rewrite.
8601 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8603 * mode-switching.c (pass_mode_switching): Rename pass from
8604 "mode-sw" to "mode_sw".
8605 * except.c (pass_convert_to_eh_ranges): Rename pass from
8606 "eh-ranges" to "eh_ranges".
8607 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8611 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8612 Alexander Monakov <amonakov@ispras.ru>
8615 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8617 (move_exprs_to_boundary): Change return type and pass through
8618 should_move from move_op. Relax assert. Update usage ...
8619 (schedule_expr_on_boundary): ... here. Use should_move instead of
8621 (move_op_orig_expr_found): Indicate that insn was disconnected from
8623 (code_motion_process_successors): Do not call after_merge_succs
8624 callback if original expression was not found when traversing any of
8626 (code_motion_path_driver): Change return type. Update prototype.
8627 (move_op): Update comment. Add a new parameter (should_move). Update
8628 prototype. Set *should_move based on indication provided by
8629 move_op_orig_expr_found.
8631 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8633 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8634 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8635 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8636 * config/rs6000/rs6000.c (rs6000_override_options): Default
8637 avoid-indexed-addresses on for Power6, off for everything else.
8638 (avoiding_indexed_address_p): New function.
8639 (rs6000_legitimize_address): Use it.
8640 (rs6000_legitimate_address): Likewise.
8641 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8643 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8645 PR tree-optimization/38997
8646 * tree-loop-distribution.c (generate_memset_zero): Use
8647 POINTER_PLUS_EXPR for a pointer addition.
8649 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8651 * config/s390/s390.md (bswap<mode>2): New pattern added.
8653 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8655 * config/s390/s390.md (*tls_load_31): Added type attribute.
8657 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8659 * config/s390/s390.md: Fix a few comments.
8661 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8663 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8664 (*tm<mode>_full): Fixed z10prop attribute.
8665 (*tst<mode>_extimm): Fixed z10prop attribute.
8666 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8667 (*tstqiCCT_cconly): Fixed z10prop attribute.
8668 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8669 (*movsi_larl): Fixed z10prop attribute.
8670 (*movsi_zarch): Fixed z10prop attribute.
8671 (*movsi_eas): Fixed z10prop attribute.
8672 (*movhi): Fixed z10prop attribute.
8673 (*movqi): Fixed z10prop attribute.
8674 (*movstrictqi): Fixed z10prop attribute.
8675 (*mov<mode>): Fixed z10prop attribute.
8676 (*movcc): Fixed z10prop attribute.
8677 (*sethighpartdi_64): Fixed z10prop attribute.
8678 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8679 (*negdi2_sign_cc): Fixed z10prop attribute.
8680 (*negdi2_sign): Fixed z10prop attribute.
8681 (*absdi2_sign_cc): Fixed z10prop attribute.
8682 (*absdi2_sign): Fixed z10prop attribute.
8683 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8684 (*negabsdi2_sign): Fixed z10prop attribute.
8685 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8686 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8687 (doloop_si64): Fixed z10prop attribute.
8688 (doloop_si31): Fixed z10prop attribute.
8689 (doloop_long): Fixed z10prop attribute.
8690 (indirect_jump): Fixed z10prop attribute.
8691 (nop): Fixed z10prop attribute.
8692 (main_base_64): Fixed z10prop attribute.
8693 (reload_base_64): Fixed z10prop attribute.
8695 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8697 PR rtl-optimization/38740
8698 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8700 * config/mips/mips.c (mips_reorg): Likewise.
8702 2009-01-28 Richard Guenther <rguenther@suse.de>
8704 PR tree-optimization/38926
8705 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8706 with the correct value id to a value.
8707 (do_regular_insertion): Use the value number of edoubleprime
8708 for the value number of the expr.
8711 2008-08-21 Richard Guenther <rguenther@suse.de>
8713 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8714 a PHI ask VN if it is already available.
8715 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8716 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8718 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8721 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8722 set to varying whenever max has TREE_OVERFLOW set, similarly
8723 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8725 2009-01-28 Richard Guenther <rguenther@suse.de>
8728 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8729 uninitialized aggregate uses in call arguments.
8731 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8733 PR tree-optimization/38984
8734 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8735 the nothing_id variable if -fno-delete-null-pointer-checks.
8737 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8740 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8741 (set_got_offset_rex64): Ditto.
8743 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8746 * doc/extend.texi: Improve local variable with asm reg.
8748 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8750 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8751 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8752 was not supplied then set warn_packed_bitfield_compat to the
8754 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8757 2009-01-27 Richard Guenther <rguenther@suse.de>
8759 PR tree-optimization/38503
8760 * cfgexpand.c (expand_gimple_basic_block): Ignore
8761 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8762 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8763 variables that cannot have TBAA applied.
8764 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8767 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8770 * calls.c (initialize_argument_information): Do not wrap complex
8771 arguments in SAVE_EXPR.
8773 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8775 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8776 (INSTALL_LIBGCC): Revert typo commit.
8778 2009-01-26 Richard Guenther <rguenther@suse.de>
8780 PR tree-optimization/38745
8781 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8782 from special handling.
8784 2009-01-26 Richard Guenther <rguenther@suse.de>
8786 PR tree-optimization/38745
8787 * tree-ssa.c (execute_update_addresses_taken): Do not include
8788 variables that cannot possibly be a register in not_reg_needs.
8789 Do not clear TREE_ADDRESSABLE on vars that may not become
8791 * tree-ssa.c (update_alias_info_1): Include those in the set
8792 of addressable vars.
8794 2009-01-26 Richard Guenther <rguenther@suse.de>
8797 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8798 * tree-ssa-dse.c: Include langhooks.h
8799 (execute_simple_dse): Remove stores with zero size.
8801 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8804 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8807 2009-01-24 Julian Brown <julian@codesourcery.com>
8809 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8810 config/arm/linux-atomic.c.
8811 * config/arm/linux-atomic.c: New.
8813 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8815 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8816 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8817 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8819 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8822 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8825 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8827 PR tree-optimization/38953
8828 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8829 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8830 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8831 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8834 2009-01-24 Paul Brook <paul@codesourcery.com>
8836 * config/arm/neon.md (neon_type): Move to arm.md.
8837 (neon_mov<VSTRUCT>): Add neon_type attribute.
8838 * config/arm/arm.md (neon_type): Move to here.
8839 (conds): Add "unconditioal" and use as default for NEON insns.
8841 2009-01-24 Ben Elliston <bje@au.ibm.com>
8843 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8844 void *' warning from -Wc++-compat.
8845 * Makefile.in (dominance.o-warn): Remove.
8847 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8849 PR tree-optimization/38932
8850 * fold-const.c (fold_unary_ignore_overflow): New.
8851 * tree.h (fold_unary_ignore_overflow): Declare.
8852 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8853 * tree-ssa-sccvn.c (visit_reference_op_load,
8854 simplify_unary_expression): Likewise.
8856 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8858 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8859 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8860 regardless of their type.
8861 * c-common.c (handle_packed_attribute): Don't ignore packed on
8863 * c.opt (Wpacked-bitfield-compat): New warning option.
8864 * stor-layout.c (place_field): Warn if offset of a field changed.
8865 * doc/extend.texi (packed): Mention the ABI change.
8866 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8867 (Warning Options): Add it to the list.
8869 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8871 * c-opts.c (c_common_post_options): Fix a typo in comments.
8873 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8876 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8877 variables to static.
8878 * doc/invoke.texi (-fmerge-all-constants): Update description.
8880 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8883 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8884 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8886 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8888 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8890 (LOCAL_ALIGNMENT): Similarly.
8892 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8893 Joseph Myers <joseph@codesourcery.com>
8895 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8896 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8897 * config/arm/arm-tune.md: Regenerate.
8898 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8901 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8903 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8904 version number to five.
8906 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8909 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8910 * c-common.c (set_underlying_type): Likewise.
8911 (is_typedef_decl ): Likewise
8913 (set_underlying_type): Likewise.
8914 (is_typedef_type): Likewise.
8916 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8919 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8922 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8925 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8926 (LIBGCC_SPEC): Don't define.
8927 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8929 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8931 PR rtl-optimization/38879
8932 * alias.c (base_alias_check): Unaligned access via AND address can
8933 alias all surrounding object types except those with sizes equal
8934 or wider than the size of unaligned access.
8936 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8939 * c-decl.c (clone_underlying_type): Move this ...
8940 * c-common.c (set_underlying_type): ... here.
8941 Also, make sure the function properly sets TYPE_STUB_DECL() on
8942 the newly created typedef variant type.
8943 (is_typedef_decl ): New entry point.
8944 * tree.h: Added a new member member_types_needing_access_check to
8945 struct tree_decl_non_common.
8946 (set_underlying_type): New entry point.
8947 (is_typedef_type): Likewise.
8949 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8951 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8952 Check whether two instructions have memory references that
8953 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8954 are helper functions for traversing.
8955 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8956 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8957 not to draw dependency edge for instructions with non-conflicting
8960 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8963 * longlong.h: Update copyright years. Use soft-fp license notice.
8964 Sync __clz_tab declaration with glibc.
8966 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8969 * doc/extend.texi (syscall_linkage): New.
8970 (version_id): Modify.
8972 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8973 Richard Guenther <rguenther@suse.de>
8975 PR tree-optimization/38747
8976 PR tree-optimization/38748
8977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8978 conversion if the base address is an indirect reference and the
8979 aliasing sets could cause issues.
8981 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8983 * common.opt (fgraphite, fgraphite-identity): Add comment for
8984 explaining why these options are not documented.
8986 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8988 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8989 gimple_call_lhs is NULL.
8991 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8994 * emit-rtl.c (adjust_address_1): Make sure memref is never
8997 2009-01-20 Ben Elliston <bje@au.ibm.com>
8999 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9000 const qualifier from arg parameter. Remove unnecessary cast to char *.
9001 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9002 const qualifier from arg 2.
9004 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9006 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9008 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9011 * rtl.h (reinit_regs): New prototype.
9012 * regclass.c: Include ira.h.
9014 * Makefile.in (regclass.o): Add ira.h.
9015 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9017 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9020 * c-common.c (handle_aligned_attribute): Use
9021 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9022 default alignment value.
9024 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9026 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9027 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9029 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9030 __BIGGEST_ALIGNMENT__.
9032 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9034 2009-01-18 Richard Guenther <rguenther@suse.de>
9036 PR tree-optimization/38819
9037 * tree-flow.h (operation_could_trap_helper_p): Declare.
9038 * tree-eh.c (operation_could_trap_helper_p): Export.
9039 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9040 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9041 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9042 are about to insert a possibly trapping instruction and fail
9045 2009-01-18 Andreas Schwab <schwab@suse.de>
9047 * doc/install.texi (Configuration): Remove obsolete paragraph
9048 about use of --with-gnu-ld with --with-gnu-as.
9050 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9052 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9053 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9054 Follow spelling conventions.
9056 2009-01-18 Ben Elliston <bje@au.ibm.com>
9058 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9059 C++ warning about implicit conversion from void * to struct
9061 (bitmap_obstack_free): Likewise for bitmap_element *.
9062 * Makefile.in (bitmap.o-warn): Remove.
9064 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9066 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9068 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9069 Tobias Grosser <tobi.grosser@amd.com>
9071 * graphite.c (graphite_trans_scop_block): Do not block single
9074 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9076 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9077 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9078 test with assertion.
9080 2009-01-16 Richard Guenther <rguenther@suse.de>
9082 PR tree-optimization/38835
9084 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9085 and INT + PTR -> (INT)(PTR p+ INT) folding.
9086 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9088 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9091 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9092 the subreg from a lowpart subreg if it is also casting the value.
9094 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9095 Tobias Grosser <tobi.grosser@amd.com>
9097 * graphite.c (compare_prefix_loops): New.
9098 (build_scop_canonical_schedules): Rewritten.
9099 (graphite_transform_loops): Move build_scop_canonical_schedules
9100 after build_scop_iteration_domain.
9102 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9103 Tobias Grosser <tobi.grosser@amd.com>
9105 * graphite.c (add_conditions_to_domain): Add the loops to
9106 the dimension of the iteration domain. Do copy the domain
9107 only when it exists.
9108 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9109 (add_conditions_to_constraints): New.
9110 (can_generate_code_stmt, can_generate_code): Removed.
9111 (gloog): Do not call can_generate_code.
9112 (graphite_transform_loops): Call add_conditions_to_constraints
9113 after building the iteration domain.
9115 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9117 PR tree-optimization/38789
9118 * tree-ssa-threadedge.c
9119 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9120 __builtin_constant_p.
9122 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9124 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9125 examined before deleting them.
9127 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9129 * function.c (aggregate_value_p): Correctly extract the function
9130 type from CALL_EXPR_FN lookup.
9132 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9134 * config/picochip/picochip.c (picochip_override_options): Revert
9135 CFI asm flag disable commited previously.
9137 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9138 Tobias Grosser <tobi.grosser@amd.com>
9139 Jan Sjodin <jan.sjodin@amd.com>
9141 * graphite.c (scan_tree_for_params): On substractions negate
9142 all the coefficients of the term.
9143 (clast_to_gcc_expression_red): New. Handle reduction expressions
9144 of more than two operands.
9145 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9146 (get_vdef_before_scop): Handle also the case of default definitions.
9148 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9150 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9151 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9152 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9154 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9155 Joey Ye <joey.ye@intel.com>
9158 * cfgexpand.c (expand_stack_alignment): Don't update stack
9159 boundary nor check incoming stack boundary here.
9160 (gimple_expand_cfg): Update stack boundary and check incoming
9161 stack boundary here.
9163 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9165 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9167 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9169 PR rtl-optimization/38245
9170 * calls.c (expand_call): Add stack arguments to
9171 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9172 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9173 in regs and partially in memory or BLKmode arguments.
9174 (emit_library_call_value_1): Add stack arguments to
9175 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9176 ACCUMULATE_OUTGOING_ARGS).
9177 * dce.c: Include tm_p.h.
9178 (find_call_stack_args): New function.
9179 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9181 (mark_insn): Call find_call_stack_args for CALL_Ps.
9182 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9183 forwards. Allocate and free arg_stores bitmap if needed, pass it
9184 down to deletable_insn_p, don't mark stores set in arg_stores
9185 bitmap, clear the bitmap at the beginning of each bb.
9186 * Makefile.in (dce.o): Depend on $(TM_P_H).
9188 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9191 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9192 to make sure the insn is a conditional test (bug 22599). Reformat a
9195 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9198 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9199 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9200 (gloog): Do not call cleanup_tree_cfg.
9201 (graphite_transform_loops): Call cleanup_tree_cfg after all
9202 scops have been code generated.
9204 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9205 * doc/gty.texi (Invoking the garbage collector): Added new node
9206 and section documenting ggc_collect.
9208 2009-01-14 Richard Guenther <rguenther@suse.de>
9210 PR tree-optimization/38826
9212 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9213 initialization notes only if we actually emitted a warning.
9214 (intra_create_variable_infos): Add constraints for a result decl
9215 that is passed by hidden reference.
9216 (build_pred_graph): Mark all related variables non-direct on
9219 2009-01-14 Nick Clifton <nickc@redhat.com>
9221 * ira-conflicts.c: Include addresses.h for the definition of
9223 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9224 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9226 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9229 * Makefile.in (ira-lives.o): Add except.h.
9231 * ira-lives.c: Include except.h.
9232 (process_bb_node_lives): Process can_throw_internal.
9234 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9236 PR rtl-optimization/38774
9237 * combine.c (simplify_set): When undoing cc_use change, don't do
9238 PUT_CODE on the newly created comparison, but instead put back the
9241 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9243 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9244 values. Remove duplicate arm8 entry.
9246 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9248 PR tree-optimization/38786
9249 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9250 the SSA_NAME case of expand_scalar_variables_expr.
9251 Set the type of an expression to the type of its assign statement.
9252 (expand_scalar_variables_expr): Also gather the scalar computation
9253 used to index the memory access. Do not pass loop_p.
9254 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9255 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9256 the gimple_stmt_iterator where it inserts new code.
9258 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9259 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9261 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9263 * graphite.h (debug_value): Removed.
9264 * graphite.c (debug_value): Removed.
9266 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9268 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9269 ldrd/strd with two 32-bit instructions.
9271 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9273 * config/arm/arm.c (struct processors): Pass for speed down into
9274 cost helper functions.
9275 (const_ok_for_op): Handle COMPARE and inequality nodes.
9276 (arm_rtx_costs_1): Rewrite.
9277 (arm_size_rtx_costs): Update prototype.
9278 (arm_rtx_costs): Pass speed down to helper functions.
9279 (arm_slowmul_rtx_costs): Rework cost calculations.
9280 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9281 (arm_9e_rtx_costs): Likewise.
9283 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9285 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9286 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9287 (alpha_legitimize_address): Do not split local symbols wider than
9288 UNITS_PER_WORD into HIGH/LO_SUM parts.
9290 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9293 * gcc.c (process_command): Replace call to execvp with calls
9294 to pex_one and exit.
9296 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9299 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9300 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9301 variant for devices with 3-byte PC.
9302 (__tablejump_elpm__): New.
9304 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9307 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9308 offsetof member-designator, handle it as `[0].'.
9310 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9312 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9313 function when not using named sections on targets with named sections
9314 if branch distance is less than 262132.
9316 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9318 * combine.c (combine_instructions): Recompute
9319 optimize_this_for_speed_p for each BB in the main combine loop.
9321 2009-01-12 Tomas Bily <tbily@suse.cz>
9324 * tree-loop-distribution.c (prop_phis): New function.
9325 (generate_builtin): Call prop_phis.
9326 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9328 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9330 PR tree-optimization/38807
9331 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9332 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9334 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9336 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9337 subreg of op0 to the original op0.
9339 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9341 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9343 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9346 * mips-tfile.c (parse_def): Fix parsing of def strings
9347 starting with digits.
9349 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9352 * config/arm/arm.c (arm_is_long_call_p): Don't call
9353 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9355 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9357 * regrename.c (regrename_optimize): Fix dumping.
9358 (find_oldest_value_reg): Preserve REG_POINTER.
9359 (copy_hardreg_forward_1): Likewise.
9361 2009-01-09 Diego Novillo <dnovillo@google.com>
9363 * gimple.h (struct gimple_statement_base) <uid>: Document
9364 the restrictions on its use.
9366 (gimple_set_uid): Tidy.
9368 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9370 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9371 zero guard even if align_bytes != 0 and count is smaller than
9374 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9376 PR rtl-optimization/38495
9377 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9378 (add_range_and_copies_from_move_list): Print all added ranges.
9379 Add ranges to memory optimized destination.
9381 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9385 * config/i386/i386.c (override_options): Reject
9386 -mstringop-strategy=rep_8byte with -m32.
9387 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9388 to 1. Do count comparison against epilogue_size_needed at compile
9389 time even when count_exp was constant forced into register. For
9390 size_needed don't jump to epilogue, instead just avoid aligning
9391 and invoke the body algorithm. If need_zero_guard, add zero guard
9392 even if count is non-zero, but smaller than size_needed + number of
9393 bytes that could be stored for alignment.
9394 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9395 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9396 but smaller than size_needed + number of bytes that could be stored
9397 for alignment. Compare size_needed with epilogue_size_needed instead
9398 of desired_align - align, don't adjust size_needed, pass
9399 epilogue_size_needed to the epilogue expanders.
9402 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9404 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9406 * pa.c (last_address): Change to unsigned.
9407 (update_total_code_bytes): Change argument to unsigned. Don't
9408 check if insn addresses are set.
9409 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9410 addresses are not set.
9411 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9413 2009-01-09 Nick Clifton <nickc@redhat.com>
9415 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9416 DECL_DECLARED_INLINE_P.
9418 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9421 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9422 GET_MODE (op0) in operand_subword_force calls.
9425 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9426 fold_convert arg0 operands to TREE_TYPE (op0) first.
9428 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9430 * params.def (ira-max-conflict-table-size): Decrease default value
9433 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9435 PR tree-optimization/37031
9436 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9438 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9439 allocate it using gc instead of heap, use VEC_quick_push instead of
9441 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9442 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9443 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9444 allocated vector from heap allocated.
9445 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9446 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9447 vector only after perfect_loop_nest_depth call.
9449 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9450 Jan Sjodin <jan.sjodin@amd.com>
9452 PR tree-optimization/38559
9453 * graphite.c (debug_value, copy_constraint,
9454 swap_constraint_variables, scale_constraint_variable, ): New.
9455 (get_lower_bound, get_upper_bound): Removed.
9456 (graphite_trans_bb_strip_mine): Clean up this code that works
9457 only for constant number of iterations. Fully copy upper and
9458 lower bound constraints, not only the constant part of them.
9459 * graphite.h (debug_value): Declared.
9461 2009-01-08 Ira Rosen <irar@il.ibm.com>
9463 PR tree-optimization/37194
9464 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9465 Don't add the cost of cost model guard in prologue to scalar
9466 outside cost in case of known number of iterations.
9468 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9469 Alan Modra <amodra@bigpond.net.au>
9471 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9472 non-word-aligned REG+CONST addressing.
9474 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9477 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9478 free_after_compilation when outputting a thunk.
9479 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9480 Do not call free_after_compilation here.
9482 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9484 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9485 (ix86_valid_target_attribute_inner_p): Ditto.
9487 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9489 PR tree-optimization/38492
9490 PR tree-optimization/38498
9491 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9492 * tree-chrec.h (scev_is_linear_expression): Declared.
9493 * graphite.c (graphite_cannot_represent_loop_niter): New.
9494 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9495 (graphite_loop_normal_form): Use gcc_assert.
9496 (scan_tree_for_params): Use CASE_CONVERT.
9497 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9498 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9499 Use gcc_assert. Discard scops that contain unhandled cases.
9500 (build_scop_conditions): Return a boolean status for unhandled cases.
9501 (strip_mine_profitable_p): Print the loop number, not its depth.
9502 (is_interchange_valid): Pass the depth of the loop nest, don't
9503 recompute it wrongly.
9504 (graphite_trans_bb_block): Same.
9505 (graphite_trans_bb_block): Print tentative of loop blocking.
9506 (graphite_trans_scop_block): Do not print that the loop has been
9508 (graphite_transform_loops): Do not handle scops that contain condition
9511 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9513 AVX Programming Reference (December, 2008)
9514 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9515 (_mm256_stream_pd): Likewise.
9516 (_mm256_stream_ps): Likewise.
9518 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9519 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9520 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9521 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9522 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9523 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9524 (ix86_expand_special_args_builtin): Likewise.
9526 * config/i386/sse.md (AVXMODEDI): New.
9527 (avx_movnt<mode>): Likewise.
9528 (avx_movnt<mode>): Likewise.
9529 (<sse>_movnt<mode>): Remove AVX support.
9530 (sse2_movntv2di): Likewise.
9532 2009-01-07 Richard Guenther <rguenther@suse.de>
9535 * fold-const.c (extract_muldiv): Remove obsolete comment.
9536 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9537 to PLUS_EXPR canonicalization for the canonicalization.
9539 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9541 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9542 hosted cross-compilers generating less efficient code.
9544 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9546 * function.h (rtl_data): Add a dbr_scheduled_p field.
9547 * reorg.c (dbr_schedule): Set it.
9548 (gate_handle_delay_slots): Check it.
9549 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9550 (mips_reorg): Check flag_delayed_branch instead of
9551 mips_base_delayed_branch.
9552 (mips_override_options): Don't set mips_base_delayed_branch
9553 or flag_delayed_branch.
9555 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9557 PR rtl-optimization/38426.
9558 * ira.c (ira): Set current_function_is_leaf earlier.
9560 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9562 PR rtl-optimization/38722
9563 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9564 too early, only set a flag and modify after last possible
9567 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9570 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9571 * real.c (decimal_single_format): Correct values of emin and emax.
9572 (decimal_double_format): Ditto.
9573 (decimal_quad_format): Ditto.
9574 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9575 computation of DECnn_MIN and DECnn_MAX for corrected values of
9576 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9577 __DECnn_MIN__, and adjust its computation for the corrected value
9580 2009-01-06 Jan Hubicka <jh@suse.cz>
9583 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9585 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9587 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9588 Add Robert Clark to the list of testers.
9590 2009-01-06 Jan Hubicka <jh@suse.cz>
9591 Kai Tietz <kai.tietz@onevision.com>
9593 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9594 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9596 2009-01-06 Jan Hubicka <jh@suse.cz>
9597 Kai Tietz <kai.tietz@onevision.com>
9599 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9601 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9602 (ix86_nsaved_regs): Count only general purpose regs.
9603 (ix86_nsaved_sseregs): New.
9604 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9605 to 16 for w64; compute padding and size of sse reg save area.
9606 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9607 general purpose regs.
9608 (ix86_emit_save_sse_regs_using_mov): New.
9609 (ix86_expand_prologue): Save SSE regs if needed.
9610 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9611 (ix86_emit_restore_sse_regs_using_mov): New.
9612 (ix86_expand_epilogue): Save SSE regs if needed.
9614 2009-01-06 Jan Hubicka <jh@suse.cz>
9615 Kai Tietz <kai.tietz@onevision.com>
9617 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9618 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9619 functions when accumulate outgoing args is off.
9621 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9624 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9625 before using pseudos_have_intersected_live_ranges_p.
9627 * ira-int.h (ira_assert): Always define.
9629 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9631 AVX Programming Reference (December, 2008)
9632 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9633 (_mm256_permute2_pd): Likewise.
9634 (_mm_permute2_ps): Likewise.
9635 (_mm256_permute2_ps): Likewise.
9636 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9637 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9639 * config/i386/i386.c (ix86_builtins): Remove
9640 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9641 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9642 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9643 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9644 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9645 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9646 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9647 __builtin_ia32_vpermil2ps256.
9648 (ix86_init_mmx_sse_builtins): Updated.
9649 (ix86_expand_args_builtin): Likewise.
9651 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9653 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9654 long absolute calls when generating PA 2.0 code.
9656 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9658 PR rtl-optimization/38583
9659 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9661 * params.def (ira-max-conflict-table-size): New.
9663 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9665 * ira.h (ira_conflicts_p): New external definition.
9667 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9668 table. Report this. Return result of building.
9669 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9670 building conflict table.
9672 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9673 (ira_color): Use ira_conflicts_p.
9675 * global.c: Include ira.h.
9676 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9679 * Makefile.in (global.o): Add ira.h.
9681 * ira-build.c (mark_all_loops_for_removal,
9682 propagate_some_info_from_allocno): New.
9683 (remove_unnecessary_allocnos): Call
9684 propagate_some_info_from_allocno.
9685 (remove_low_level_allocnos): New.
9686 (remove_unnecessary_regions): Add parameter. Call
9687 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9688 parameter to remove_unnecessary_regions.
9689 (ira_build): Remove all regions but root if the conflict table was
9690 not built. Update conflict hard regs for allocnos crossing calls.
9692 * ira.c (ira_conflicts_p): New global.
9693 (ira): Define and use ira_conflicts_p.
9695 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9696 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9697 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9699 2009-01-06 Ben Elliston <bje@au.ibm.com>
9701 * gengtype-lex.l (YY_NO_INPUT): Define.
9703 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9706 * c-common.c (handle_vector_size_attribute): Also reject
9709 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9711 PR tree-optimization/38492
9712 * graphite.c (rename_map_elt, debug_rename_elt,
9713 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9714 rename_map_elt_info, eq_rename_map_elts,
9715 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9716 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9717 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9718 (sese_build_livein_liveouts): New.
9719 (new_sese, free_sese): New.
9720 (new_scop): Call new_sese.
9721 (free_scop): Call free_sese.
9722 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9723 (register_old_new_names): Renamed register_old_and_new_names.
9724 (register_scop_liveout_renames, add_loop_exit_phis,
9725 insert_loop_close_phis, struct igp,
9726 default_liveout_before_guard, add_guard_exit_phis,
9727 insert_guard_phis, copy_renames): New.
9728 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9729 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9730 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9731 (scop_adjust_phis_for_liveouts): New.
9732 (gloog): Call scop_adjust_phis_for_liveouts.
9734 * graphite.h (struct sese): Documented. Added fields liveout,
9736 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9737 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9738 (struct scop): Added field liveout_renames.
9739 (SCOP_LIVEOUT_RENAMES): New.
9741 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9743 PR tree-optimization/38510
9744 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9745 (translate_clast): Call recompute_all_dominators before
9747 (gloog): Call recompute_all_dominators before graphite_verify.
9749 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9750 Jan Sjodin <jan.sjodin@amd.com>
9752 PR tree-optimization/38500
9753 * graphite.c (create_sese_edges): Call fix_loop_structure after
9756 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9758 * config.gcc: Add m32r*-*-rtems*.
9759 * config/m32r/rtems.h: New file.
9761 2009-01-05 Ben Elliston <bje@au.ibm.com>
9763 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9764 (.po.pox): Likewise.
9765 (po/gcc.pot): Likewise.
9767 2009-01-04 David S. Miller <davem@davemloft.net>
9769 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9770 (STARTING_FRAME_OFFSET): Always set to zero.
9772 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9774 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9775 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9776 fixed-point types, and vectors of the same.
9778 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9780 * config/mips/sync.md (*mb_barrier): Rename to...
9781 (*memory_barrier): ...this.
9783 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9785 * doc/extend.texi (Function Attributes): Move @cindex after @item
9786 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9787 and put in alphabetical order. Fix 'target' name and put in order.
9788 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9791 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9793 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9794 (memory_barrier): Expand as unspec instead of unspec_volatile.
9795 Remove mem:BLK from insn operands. Use Pmode scratch register.
9796 (*memory_barrier): Define as unspec instead of unspec_volatile.
9797 Use (match_dup 0) as input operand.
9799 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9800 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9801 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9802 scratch register. Remove operand 1.
9803 (*stbar): Define as unspec instead of unspec_volatile.
9804 Use (match_dup 0) as input operand, remove (const_int 8).
9805 (*membar): Define as unspec instead of unspec_volatile.
9806 Use (match_dup 0) as input operand, remove input operand 2.
9808 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9809 (memory_barrier): Expand as unspec instead of unspec_volatile.
9810 Remove mem:BLK from insn operands. Use Pmode scratch register.
9811 (*memory_barrier): Define as unspec instead of unspec_volatile.
9812 Use (match_dup 0) as input operand.
9814 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9815 Remove mem:BLK from insn operands. Use Pmode scratch register.
9816 Set volatile flag on operand 0.
9817 (*memory_barrier): New insn pattern.
9819 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9821 (*memory_barrier): Use (match_dup 0) as input operand.
9823 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9824 Remove mem:BLK from insn operands. Use Pmode scratch register.
9825 Set volatile flag on operand 0.
9826 (*mb_internal): New insn pattern.
9828 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9830 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9833 * function.c (struct temp_slot): Move to the section of the file
9834 that deals with temp slots. Remove field 'address'.
9835 (temp_slot_address_table): New hash table of address -> temp slot.
9836 (struct temp_slot_address_entry): New struct, items for the table.
9837 (temp_slot_address_compute_hash, temp_slot_address_hash,
9838 temp_slot_address_eq, insert_temp_slot_address): Support functions
9840 (find_temp_slot_from_address): Rewrite to use the new hash table.
9841 (remove_unused_temp_slot_addresses): Remove addresses of temp
9842 slots that have been made available.
9843 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9844 worker function for remove_unused_temp_slot_addresses.
9845 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9846 Add the temp slot address to the address -> temp slot map.
9847 (update_temp_slot_address): Update via insert_temp_slot_address.
9848 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9849 (pop_temp_slots): Likewise.
9850 (init_temp_slots): Allocate the address -> temp slot map, or empty
9851 the map if it is already allocated.
9852 (prepare_function_start): Initialize temp slot processing.
9854 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9857 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9858 Calculate the size of all stack vars assuming no packing of stack
9859 vars will happen, replacing a quadratic algorithm with a linear one.
9861 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9864 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9867 2009-01-03 Diego Novillo <dnovillo@google.com>
9869 * doc/contrib.texi: Update contributions.
9871 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9874 * builtins.c (fold_builtin_memory_op): Give up if either operand
9875 is volatile. Set srctype or desttype to non-qualified version
9879 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9882 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9884 PR rtl-optimization/35805
9885 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9886 problem if fast dce is able to remove any instructions.
9887 * dce.c (dce_process_block): Fix dump message.
9889 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9892 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9894 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9897 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9898 * tree-pretty-print.c (op_code_prio): New function.
9899 (op_prio): No longer static. Use op_code_prio.
9900 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9901 Use op_prio and op_code_prio to determine if () should be
9902 printed around operand(s) or not.
9904 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9905 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9906 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9907 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9908 pp_character instead of pp_string for single letter printing.
9910 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9912 * doc/extend.texi: Fix '#pragma GCC option' typo.
9914 2009-01-02 Richard Guenther <rguenther@suse.de>
9916 * doc/install.texi (--enable-checking): Mention different
9918 (--enable-stage1-checking): Document.
9920 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9923 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9924 case to be an error.
9926 2009-01-02 Ben Elliston <bje@au.ibm.com>
9928 * config/fp-bit.h (pack_d): Constify argument.
9929 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9930 (isnan): Constify argument.
9934 (_fpadd_parts): Constify return type.
9935 (_fpmul_parts): Likewise.
9936 (_fpdiv_parts): Likewise.
9938 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9941 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9942 warn about overwriting initializer with side-effects or
9943 -Woverride-init if !IMPLICIT.
9944 (output_init_element): Likewise. Pass IMPLICIT down to
9946 (process_init_element): Add IMPLICIT argument. Pass it down
9947 to output_init_element.
9948 (push_init_element, pop_init_level, set_designator): Adjust
9949 process_init_element callers.
9950 (set_nonincremental_init, set_nonincremental_init_from_string):
9951 Adjust add_pending_init callers.
9952 (output_pending_init_elements): Adjust output_init_element callers.
9953 * c-tree.h (process_init_element): Adjust prototype.
9954 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9955 process_init_element callers.
9958 Copyright (C) 2009 Free Software Foundation, Inc.
9960 Copying and distribution of this file, with or without modification,
9961 are permitted in any medium without royalty provided the copyright
9962 notice and this notice are preserved.