1 2009-05-02 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/39940
4 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
7 2009-05-02 Richard Guenther <rguenther@suse.de>
10 * tree-ssa.c (execute_update_addresses_taken): Properly check
11 if we can mark a variable DECL_GIMPLE_REG_P.
12 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
13 back to the end of the function.
14 (is_gimple_reg_type): Remove complex type special casing.
15 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18 2009-05-02 Ben Elliston <bje@au.ibm.com>
20 * doc/collect2.texi (Collect2): Document search path behaviour
21 when configured with --with-ld.
23 2009-05-02 Jan Hubicka <jh@suse.cz>
25 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
26 parameter; update callers.
27 (coalesce_cost_edge): EH edges are costier because they needs splitting
28 even if not critical and even more costier when there are multiple
31 2009-05-02 Jan Hubicka <jh@suse.cz>
33 * except.c (remove_eh_handler_and_replace): Handle updating after
36 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
38 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
40 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
42 * varasm.c: Do not include c-pragma.h.
43 * attribs.c: Do not incude c-common.h.
45 2009-05-01 Michael Matz <matz@suse.de>
47 * calls.c (initialize_argument_information): Handle SSA names like
48 decls with a non MEM_P DECL_RTL.
50 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
52 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
53 * ipa-utils.c: Likewise.
54 * ipa-type-escape.c: Likewise.
55 * cgraphunit.c Do not include c-common.h.
56 * ipa-pure-const.c: Likewise.
57 * tree-if-conv.c: Likewise.
58 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
59 * ipa-struct-reorg.c: Likewise.
60 * tree-nomudflap.c: Likewise.
61 * tree-ssa-structalias.c: Likewise.
63 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
65 * store-motion.c: Many cleanups to make this pass a first-class
66 citizen instead of an appendix to gcse load motion. Add TODO list
67 to make this pass faster/cleaner/better.
69 (struct ls_expr): Post gcse.c-split cleanups.
70 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
71 "stores" field to "avail_stores".
72 (pre_ldst_mems): Rename to store_motion_mems.
73 (pre_ldst_table): Rename to store_motion_mems_table.
74 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
75 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
76 (ldst_entry): Rename to st_expr_entry, update users.
77 (free_ldst_entry): Rename to free_st_expr_entry, update users.
78 (free_ldst_mems): Rename to free_store_motion_mems, update users.
79 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
80 (first_ls_expr): Rename to first_st_expr, update users.
81 (next_ls_expr): Rename to next_st_expr, update users.
82 (print_ldst_list): Rename to print_store_motion_mems. Print names of
83 fields properly for store motion instead of names inherited from load
85 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
86 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
89 (ae_kill): Rename to st_kill, update users.
90 (ae_gen): Rename to st_avloc, update users.
91 (transp): Rename to st_transp, update users.
92 (pre_insert_map): Rename to st_insert_map, update users.
93 (pre_delete_map): Rename to st_delete_map, update users.
94 (insert_store, build_store_vectors, free_store_memory,
95 one_store_motion_pass): Update for abovementioned changes.
97 (gcse_subst_count, gcse_create_count): Remove.
98 (one_store_motion_pass): New statistics counters "n_stores_deleted"
99 and "n_stores_created", local variables.
101 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
104 (regvec, compute_store_table_current_insn): Remove.
105 (reg_set_info, reg_clear_last_set): Remove.
106 (compute_store_table): Use DF caches instead of local dataflow
109 2009-05-01 Joseph Myers <joseph@codesourcery.com>
111 * c-objc-common.c (c_tree_printer): Print identifiers with
112 pp_identifier, not pp_string. Mark "({anonymous})" for
114 * c-pretty-print.c (pp_c_ws_string): New.
115 (pp_c_cv_qualifier, pp_c_type_specifier,
116 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
117 pp_c_storage_class_specifier, pp_c_function_specifier,
118 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
119 pp_c_primary_expression, pp_c_postfix_expression,
120 pp_c_unary_expression, pp_c_shift_expression,
121 pp_c_relational_expression, pp_c_equality_expression,
122 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
123 use pp_string and pp_c_ws_string in place of pp_identifier and
124 pp_c_identifier for non-identifiers. Mark English strings for
126 * c-pretty-print.h (pp_c_ws_string): Declare.
128 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
129 Roland McGrath <roland@redhat.com>
131 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
133 (ENABLE_LD_BUILDID): New configuration option.
134 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
135 (LINK_BUILDID_SPEC): New macro.
136 (init_spec): If defined, prepend it between LINK_EH_SPEC and
138 * doc/install.texi: Document --enable-linker-build-id option.
139 * configure: Rebuild.
140 * config.in: Rebuild.
142 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
144 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
145 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
146 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
147 MIPS_GP_SAVE_AREA_SIZE.
148 * config/mips/mips.c (struct mips_frame_info): Update comment
149 before arg_pointer_offset and hard_frame_pointer_offset.
150 (mips_compute_frame_info): Update diagram before function: to
151 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
152 indicate the position of frame_pointer_rtx with -fstack-protector and
153 to show args_size. Don't allocate cprestore area for leaf functions
154 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
156 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
158 2009-04-30 Michael Matz <matz@suse.de>
160 PR tree-optimization/39955
161 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
163 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
165 * ira.c (setup_cover_and_important_classes): Use safe macro
166 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
168 * genpreds.c (write_tm_preds_h): Output suitable definition of
169 REG_CLASS_FOR_CONSTRAINT.
171 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
173 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
175 * bitmap.c (bitmap_descriptor): Likewise.
176 * ggc-common.c (loc_descriptor): Likewise.
177 * varray.c (varray_descriptor): Likewise.
178 * vec.c (vec_descriptor): Likewise.
180 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
182 * Makefile.in (dce.o): Add $(EXCEPT_H).
183 * dce.c: Include except.h and delete redundant vector definitions.
184 (deletable_insn_p): Return false for non-call insns that can throw
187 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
189 * gcse.c (ae_gen): Remove.
190 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
191 and make non-static function to make it available in store-motion.c.
192 Update call sites with search-and-replace.
193 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
194 extract_mentioned_regs, extract_mentioned_regs_helper,
195 find_moveable_store, compute_store_table, load_kills_store, find_loads,
196 store_killed_in_insn, store_killed_after, store_killed_before,
197 build_store_vectors, insert_insn_start_basic_block, insert-store,
198 remove_reachable_equiv_notes, replace_store_insn, delete_store,
199 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
200 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
201 * store-motion.c: ...new file. Also copy data structures from gcse.c
202 and clean up to remove parts not used by store motion.
203 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
204 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
206 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
209 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
210 when optimizing for size.
212 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
214 * gcse.c (gcse_constant_p): Fix typo in last change.
216 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
218 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
220 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
222 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
224 2009-04-29 James E. Wilson <wilson@codesourcery.com>
226 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
227 CONST_HIGH_PART result.
229 2009-04-29 Anatoly Sokolov <aesok@post.ru>
231 * config/avr/avr.c (initial_elimination_offset): Rename to
232 avr_initial_elimination_offset.
233 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
234 change return type to bool.
235 (avr_can_eliminate): New function.
236 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
237 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
238 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
239 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
240 avr_initial_elimination_offset.
241 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
242 (avr_initial_elimination_offset): Define.
244 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
245 Steven Bosscher <steven@gcc.gnu.org>
247 PR rtl-optimization/39938
248 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
249 * cfgrtl.c: Include insn-attr.h.
250 (rest_of_pass_free_cfg): New function.
251 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
252 * resource.c (init_resource_info): Remove call to df_analyze.
254 2009-04-29 Richard Guenther <rguenther@suse.de>
257 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
258 allow conversion to signed integers.
260 2009-04-29 Richard Guenther <rguenther@suse.de>
262 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
263 shifts of floating point vectors if the shift amount is
264 a constant multiple of the element size.
266 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
267 Michael Matz <matz@suse.de>
271 * tree-outof-ssa.c (emit_partition_copy): New function.
272 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
273 insert_part_to_rtx_on_edge): Perform the partition base var
274 copy using emit_partition_copy.
275 (insert_value_copy_on_edge): Convert constants to the right mode.
276 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
277 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
279 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
281 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
282 scan backwards to try to find a constant to initialize it.
284 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
285 insn before the loop_end instruction, don't look past labels.
287 2009-04-29 Richard Guenther <rguenther@suse.de>
290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
291 loose type conversions.
292 (forward_propagate_addr_expr): Fix tuplification bug. Remove
293 stmts only if there are no uses of its definition.
295 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
297 * config/bfin/bfin.h (splitting_loops): Declare.
298 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
299 Reorder bit definitions to be ascending.
300 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
301 * config/bfin/bfin.c (splitting_loops): New variable.
302 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
303 (struct loop_info): Remove members INIT and LOOP_INIT.
304 (bfin_optimize_loop): Don't set them. Reorder the code that generates
305 the LSETUP sequence. Allow LC to be loaded from any register, but also
306 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
307 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
309 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
312 * config/bfin/bfin.md (movsi_insn): Refine constraints.
314 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
316 * Makefile.in (PLUGIN_VERSION_H): New.
317 (OBJS-common): Remove plugin-version.o.
318 (plugin.o): Depend on (PLUGIN_VERSION_H).
319 (plugin-version.o): Remove.
320 * configure: Regenerate
321 * configure.ac: Create plugin-version.h.
322 * gcc-plugin.h (plugin_gcc_version): Remove.
323 (plugin_default_version_check): Change signature.
324 * plugin-version.c: Remove.
325 * plugin.c: Include plugin-version.h.
326 (str_plugin_gcc_version_name): Remove.
327 (try_init_one_plugin): Pass gcc version to plugin_init.
328 (plugin_default_version_check): Both gcc and plugin versions are now
331 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
333 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
334 problematic last insns. Test for TYPE_CALL rather than CALL_P.
335 Remove special case testing for last insn of inner loops. Don't fail if
336 the loop ends with a jump, emit an extra nop instead.
338 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
339 DREGS rather than comparing directly. Remove code that tries to
340 account for latencies.
342 2009-04-29 Richard Guenther <rguenther@suse.de>
344 PR tree-optimization/39941
345 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
346 eliminating an indirect call.
348 2009-04-29 Richard Guenther <rguenther@suse.de>
350 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
351 parameter. Allow invariants as base if !require_lvalue.
352 (verify_gimple_assign_single): Adjust.
354 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
356 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
357 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
358 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
359 ssaddhi3_parts and sssubhi3_parts.
360 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
362 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
365 2009-04-28 Richard Guenther <rguenther@suse.de>
367 * tree-vect-loop.c (get_initial_def_for_induction): Use
368 correct types for pointer increment.
370 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
372 * toplev.c (print_version): Update GMP version string calculation.
374 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
376 PR rtl-optimization/39938
377 * resource.c (init_resource_info): Add call to df_analyze.
379 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
381 * config/alpha/alpha.md (usegp): Cast the result of
382 alpha_find_lo_sum_using_gp to enum attr_usegp.
383 * config/alpha/alpha.c (override_options): Remove end-of-structure
384 marker element from cpu_table. Use array size of cpu_table to handle
385 -mcpu and -mtune options.
386 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
388 2009-04-28 Joseph Myers <joseph@codesourcery.com>
390 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
391 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
393 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
395 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
396 * config/rs6000/option-defaults.h: ... here. New file.
397 (OPT_64, OPT_32): Define.
398 (MASK_64BIT): Define to 0 if not already defined.
399 (OPT_ARCH64, OPT_ARCH32): Define.
400 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
403 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
405 * config/arm/arm.c (arm_override_options): Emit error on using
408 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
410 PR rtl-optimization/39914
411 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
412 registers for allocnos created from user-defined variables only
415 2009-04-28 Richard Guenther <rguenther@suse.de>
418 * fold-const.c (fold_binary): Use distribute_real_division only
421 2009-04-28 Steve Ellcey <sje@cup.hp.com>
423 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
424 add hpux-stdint.h to tm_file.
425 (hppa[12]*-*-hpux11*): Ditto.
426 (ia64*-*-hpux*): Ditto.
427 * config/hpux-stdint.h: New.
428 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
429 __STDC_EXT__ for all compiles.
430 * config/pa/pa-hpux.h: Ditto.
431 * config/pa/pa-hpux10.h: Ditto.
432 * config/pa/pa-hpux11.h: Ditto.
434 2009-04-28 Catherine Moore <clm@codesourcery.com>
436 * debug.h (set_name): Add comment.
438 2009-04-28 Andrew Pinski <pinskia@gmail.com>
441 * config/darwin.c (machopic_gen_offset): Check
442 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
443 * config/arm/arm.c (require_pic_register): Likewise.
445 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
447 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
448 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
449 m32c_promote_prototypes): Delete.
451 2009-04-28 Michael Matz <matz@suse.de>
454 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
457 2009-04-28 Richard Guenther <rguenther@suse.de>
459 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
461 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
463 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
464 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
465 * config/arm/arm-tune.md: Regenerate.
467 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
469 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
470 block if there are complex incoming edges.
471 (sel_merge_blocks): Remove useless assert.
472 (sel_redirect_edge_and_branch): Check that edge was redirected.
473 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
474 (sel_find_rgns): Delete declaration.
475 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
476 the region when it is not a preheader.
478 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
481 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
483 2009-04-28 Richard Guenther <rguenther@suse.de>
485 * tree.h (SSA_NAME_VALUE): Remove.
486 (struct tree_ssa_name): Remove value_handle member.
487 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
488 array for jump threading.
489 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
491 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
492 * tree-flow.h (threadedge_initialize_values): Declare.
493 (threadedge_finalize_values): Likewise.
494 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
495 (SSA_NAME_VALUE): Define.
496 (threadedge_initialize_values): New function.
497 (threadedge_finalize_values): Likewise.
498 * tree-ssa-dom.c (ssa_name_values): New global variable.
499 (SSA_NAME_VALUE): Define.
500 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
502 2009-04-28 Ira Rosen <irar@il.ibm.com>
504 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
505 Use REPORT_VECTORIZED_LOCATIONS instead
506 REPORT_VECTORIZED_LOOPS.
507 * tree-vectorizer.c (vect_verbosity_level): Make static.
508 (vect_loop_location): Rename to vect_location.
509 (vect_set_verbosity_level): Update comment.
510 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
512 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
513 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
514 instead REPORT_UNVECTORIZED_LOOPS.
515 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
516 vect_loop_def to vect_external_def and vect_internal_def.
517 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
518 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
519 REPORT_UNVECTORIZED_LOCATIONS.
520 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
521 and vect_used_in_loop and to vect_unused_in_scope and
523 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
524 (vect_verbosity_level): Remove declaration.
525 (vect_analyze_operations): Likewise.
526 (vect_analyze_stmt): Declare.
527 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
528 REPORT_UNVECTORIZED_LOCATIONS.
529 (vect_get_loop_niters): Fix indentation.
530 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
531 (vect_analyze_loop_operations): New function.
532 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
533 vect_analyze_operations.
534 (vect_is_simple_reduction): Use new names.
535 (vectorizable_live_operation, vect_transform_loop): Likewise.
536 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
537 specify whether the data references can be a part of interleaving chain.
538 (vect_analyze_data_ref_dependence): Use new names.
539 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
540 (vect_create_addr_base_for_vector_ref): Remove redundant code.
541 * tree-vect-patterns.c (widened_name_p): Use new names.
542 (vect_recog_dot_prod_pattern): Likewise.
543 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
544 (process_use, vect_mark_stmts_to_be_vectorized,
545 vect_model_simple_cost, vect_model_store_cost,
546 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
547 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
548 vectorizable_operation, vectorizable_type_demotion,
549 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
550 vectorizable_condition): Likewise.
551 (vect_analyze_operations): Split into vect_analyze_loop_operations
553 (vect_analyze_stmt): ... new function.
554 (new_stmt_vec_info): Use new names.
555 (vect_is_simple_use): Use new names and fix comment.
556 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
557 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
559 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
562 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
563 and integer modes for x87 operands. Do not ICE for unsupported size,
564 generate error instead. Generate error for unsupported operand types.
565 ['z']: Do not handle HImode memory operands specially. Warning
566 for floating-point operands. Fallthru to 'Z' for unsupported operand
567 types. Do not ICE for unsupported size, generate error instead.
568 (output_387_binary_op): Use %Z to output operands.
569 (output_fp_compare): Ditto.
570 (output_387_reg_move): Ditto.
572 2009-04-28 Ben Elliston <bje@au.ibm.com>
577 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
579 * builtins.c (c_strlen): Do not warn here.
580 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
581 * c-common.c (pointer_int_sum): Take an explicit location.
582 Warn about offsets out of bounds.
583 * c-common.h (pointer_int_sum): Adjust declaration.
585 2009-04-27 Ian Lance Taylor <iant@google.com>
587 * collect2.c (is_ctor_dtor): Change type of ret field in struct
589 * dce.c (run_fast_df_dce): Change type of old_flags to int.
590 * df-core.c (df_set_flags): Change return type to int. Change
591 type of old_flags to int.
592 (df_clear_flags): Likewise.
593 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
594 (df_get_conditional_uses): Likewise.
595 * df.h (df_set_flags, df_clear_flags): Update declarations.
596 * dwarf2out.c (struct indirect_string_node): Change type of form
597 field to enum dwarf_form.
598 (AT_string_form): Change return type to enum dwarf_form.
599 * fixed-value.c (fixed_compare): Add cast to enum type.
600 * fwprop.c (update_df): Change 0 to VOIDmode.
601 * gensupport.c: Change 0 to UNKNOWN.
602 * gimple.h (gimple_cond_code): Add cast to enum type.
603 * haifa-sched.c (reemit_notes): Add cast to enum type.
604 * hooks.c (hook_int_void_no_regs): Remove function.
605 * hooks.h (hook_int_void_no_regs): Remove declaration.
606 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
607 * predict.c (combine_predictions_for_insn): Add casts to enum type.
608 * real.c (real_arithmetic): Add cast to enum type.
609 (real_compare): Likewise.
610 * target.h (struct gcc_target): Change return type of
611 branch_target_register_class to enum reg_class.
612 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
613 default_branch_target_register_class.
614 * targhooks.c (default_branch_target_register_class): New function.
615 * targhooks.h (default_branch_target_register_class): Declare.
616 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
617 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
619 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
621 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
622 vect_uninitialized_def. Change 0 to ERROR_MARK.
623 * tree-vect-stmts.c (supportable_widening_operation): Don't
624 initialize icode1 and icode2.
625 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
626 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
628 (cmn_err_flag_specs): Change 0 to STD_C89.
629 (cmn_err_char_table): Likewise.
630 * config/arm/arm.c (get_arm_condition_code): Change type of code
631 to enum arm_cond_code.
632 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
633 (IWMMXT_BUILTIN2): Likewise.
634 (neon_builtin_type_bits): Don't define typedef.
635 (neon_builtin_datum): Change type of bits field to int.
636 (arm_expand_neon_args): Add cast to enum type.
637 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
639 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
641 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
643 * config/mips/mips.md (jal_macro): Return enum constant.
644 (single_insn): Likewise.
645 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
647 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
649 * config/s390/s390.c (s390_tune_flags): Change type to int.
650 (s390_arch_flags): Likewise.
651 (s390_handle_arch_option): Change flags field of struct pta to int.
652 * config/s390/s390.h (s390_tune_flags): Update declaration.
653 (s390_arch_flags): Likewise.
654 * config/sh/sh.c (prepare_move_operands): Compare
655 tls_symbolic_operand result with enum constant.
656 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
657 (sh_expand_prologue): Add cast to enum type.
658 (sh_expand_epilogue): Likewise.
659 (tls_symbolic_operand): Change return type to enum tls_model.
660 (fpscr_set_from_mem): Add cast to enum type.
661 (legitimize_pic_address): Compare tls_symbolic_operand result with
663 (sh_target_reg_class): Change return type to enum reg_class.
664 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
666 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
667 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
668 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
669 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
670 (delayed_branch, tls_call_delay): Likewise.
671 (eligible_for_sibcall_delay): Likewise.
672 (eligible_for_return_delay): Likewise.
673 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
674 (spu_expand_builtin_1): Likewise.
676 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
677 for all types of conversions.
678 (output_init_element): Issue -Wc++-compat warning if needed when
679 initializing a bitfield with enum type.
680 * c-parser.c (c_parser_expression): Set original_type to
681 original_type of right hand operand of comman operator.
683 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
685 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
687 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
688 * doc/cpp.texi (Standard Predefined Macros)
689 (Implementation-defined behavior): Likewise.
690 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
691 * doc/gimple.texi (GIMPLE Exception Handling)
692 (@code{GIMPLE_ASSIGN}): Likewise.
693 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
694 * doc/invoke.texi (Warning Options, Optimize Options)
695 (AVR Options, Darwin Options): Likewise.
696 (Optimize Options): Reformulate -fwhole-program description.
697 * doc/loop.texi (Lambda): Likewise.
698 * doc/md.texi (Output Template, Define Constraints)
699 (Standard Names, Insn Splitting): Likewise.
700 * doc/options.texi (Option properties): Likewise.
701 * doc/passes.texi (Tree-SSA passes): Likewise.
702 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
703 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
704 (File Names and DBX): Likewise.
705 * doc/trouble.texi (Incompatibilities): Likewise.
707 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
709 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
710 instruction is correct.
712 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
714 Allow non-constant arguments to conversion intrinsics.
715 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
716 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
717 * spu.c (print_operand): Handle 'v' and 'w'.
718 (exp2_immediate_p, spu_gen_exp2): Define.
719 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
720 spu_convtf_1): Update parameter descriptions.
721 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
722 * constraints.md ('v', 'w'): New.
723 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
725 (i2f, I2F): New define_mode_attr.
726 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
727 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
728 fixuns_truncv4sfv4si2): Update to use mode attribute.
729 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
730 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
731 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
732 patterns for combine.
734 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
736 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
737 (cprop, hoist, pre, store_motion): New debug counters.
738 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
739 is not an RTL pass anymore.
740 (pass_profiling): Remove extern decl for pass removed in 2005.
741 (pass_gcse, pass_jump_bypass): Remove.
742 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
743 to 0 for clean state.
744 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
745 * cse.c (gate_handle_cse_after_global_opts,
746 rest_of_handle_cse_after_global_opts): New functions.
747 (pass_cse_after_global_opts): New pass, does local CSE.
748 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
749 (TV_CPROP): New timevar.
750 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
751 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
752 (gcse_main, recompute_all_luids): Remove.
753 (compute_hash_table_work): Call max_reg_num instead of reading
755 (cprop_jump): Don't set run_jump_opt_after_gcse.
756 (constprop_register): Always allow to alter jumps.
757 (cprop_insn): Likewise.
758 (do_local_cprop): Likewise.
759 (local_cprop_pass): Likewise. Return non-zero if something changed.
760 (cprop): Remove function, fold interesting bits into one_cprop_pass.
761 (find_implicit_sets): Add note about missed optimization opportunity.
762 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
763 pass_rtl_cprop execute function.
764 Don't bother tracking the pass number, each pass gets its own dumpfile
766 Always allow to alter jumpsand bypass jumps.
767 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
768 will just find no suitable set.
769 (pre_edge_insert): Fix dumping, this function is for PRE only.
770 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
771 pass_rtl_pre execute function.
772 (hoist_code): Return non-zero if something changed. Keep track of
773 substitutions and insertions for statistics gathering similar to PRE.
774 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
775 called from the pass_rtl_hoist execute function. Show pass statistics.
776 (compute_store_table): Use max_reg_num directly instead of using the
777 formerly global max_gcse_regno.
778 (build_store_vectors): Likewise.
779 (replace_store_insn): Fix dumping.
780 (store_motion): Rename to ...
781 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
782 pass, called from the pass_rtl_store_motion execute function. Keep
783 track of substitutions and insertions for statistics gathering similar
785 (bypass_jumps): Remove, fold interesting bits into ...
786 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
787 from the pass_rtl_cprop execute function.
788 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
789 pass_jump_bypass): Remove.
790 (gate_handle_gcse, rest_of_handle_gcse): Remove.
791 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
792 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
793 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
794 (gate_rtl_store_motion, execute_rtl_store_motion,
795 pass_rtl_store_motion): New.
796 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
797 make it clear that -fcse-skip-blocks is a no-op for backward compat.
798 * passes.c (init_optimization_passes): Remove pass_gcse and
799 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
800 and cse_after_global_opts in place of pass_gcse. Schedule cprop
801 instead of pass_jump_bypass.
803 2009-04-27 Richard Guenther <rguenther@suse.de>
806 * gimplify.c (gimplify_expr): If we are required to create
807 a temporary make sure it ends up as register.
809 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
812 * config/i386/i386.c (construct_container): Don't call
813 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
814 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
816 2009-04-27 Michael Matz <matz@suse.de>
818 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
819 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
820 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
821 (dump_replaceable_exprs): Take a bitmap.
822 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
824 (expand_gimple_basic_block): Likewise.
825 * tree-ssa-ter.c (struct temp_expr_table_d): Make
826 replaceable_expressions member a bitmap.
827 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
828 (mark_replaceable): Likewise.
829 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
830 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
832 2009-04-27 Richard Guenther <rguenther@suse.de>
834 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
835 (verify_stmts): Dispatch to gimple/type verification code.
836 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
837 issue with call argument types.
839 2009-04-27 Michael Matz <matz@suse.de>
841 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
842 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
845 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
846 Eric Botcazou <ebotcazou@adacore.com>
848 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
849 a label's basic block.
850 (mark_target_live_regs): Tidy and rework obsolete comments.
851 Change back DF problem to LIVE. If a label starts a basic block,
852 assume that all registers that used to be live then still are.
853 (init_resource_info): If a label starts a basic block, set its
854 BLOCK_FOR_INSN accordingly.
855 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
857 2009-04-27 Richard Guenther <rguenther@suse.de>
859 * tree-flow-inline.h (function_ann): Remove.
860 (get_function_ann): Likewise.
861 * tree-dfa.c (create_function_ann): Remove.
862 * tree-flow.h (struct static_var_ann_d): Remove.
863 (struct function_ann_d): Likewise.
864 (union tree_ann_d): Remove fdecl member.
865 (function_ann_t): Remove.
866 (function_ann, get_function_ann, create_function_ann): Remove
869 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
871 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
873 2009-04-27 Jan Hubicka <jh@suse.cz>
875 * ipa-pure-const.c (struct funct_state_d): New fields
876 state_previously_known, looping_previously_known; remove
878 (analyze_function): Use new fields.
879 (propagate): Avoid assumption that state_set_in_source imply
882 * tree-ssa-loop-niter.c (finite_loop_p): New function.
883 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
884 * cfgloop.h (finite_loop_p): Declare.
886 2009-04-26 Michael Matz <matz@suse.de>
888 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
890 2009-04-26 Michael Matz <matz@suse.de>
892 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
893 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
894 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
895 pass_mark_used_blocks): Remove.
896 * tree-optimize.c (pass_free_datastructures,
897 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
898 * passes.c (init_optimization_passes): Don't call
899 pass_mark_used_blocks, remove dead code.
901 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
903 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
904 * tree-ssa-live.h (register_ssa_partition): Likewise.
906 2009-04-26 Michael Matz <matz@suse.de>
909 * builtins.c (fold_builtin_next_arg): Handle SSA names.
910 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
911 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
913 (compare_pairs): Swap cost comparison.
914 (coalesce_ssa_name): Don't use change_partition_var.
915 * tree-nrv.c (struct nrv_data): Add modified member.
916 (finalize_nrv_r): Set it.
917 (tree_nrv): Use it to update statements.
918 (pass_nrv): Require PROP_ssa.
919 * tree-mudflap.c (mf_decl_cache_locals,
920 mf_build_check_statement_for): Use make_rename_temp.
921 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
922 * alias.c (find_base_decl): Handle SSA names.
923 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
924 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
925 * rtl.h (set_reg_attrs_for_parm): Declare.
926 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
927 to "optimized", remove unused locals at finish.
928 (execute_free_datastructures): Make global, call
929 delete_tree_cfg_annotations.
930 (execute_free_cfg_annotations): Don't call
931 delete_tree_cfg_annotations.
933 * ssaexpand.h: New file.
934 * expr.c (toplevel): Include ssaexpand.h.
935 (expand_assignment): Handle SSA names the same as register variables.
936 (expand_expr_real_1): Expand SSA names.
937 * cfgexpand.c (toplevel): Include ssaexpand.h.
938 (SA): New global variable.
939 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
941 (set_rtl): New helper function.
942 (add_stack_var): Deal with SSA names, use set_rtl.
943 (expand_one_stack_var_at): Likewise.
944 (expand_one_stack_var): Deal with SSA names.
945 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
946 before unique numbers.
947 (expand_stack_vars): Use set_rtl.
948 (expand_one_var): Accept SSA names, add asserts for them, feed them
949 to above subroutines.
950 (expand_used_vars): Expand all partitions (without default defs),
951 then only the local decls (ignoring those expanded already).
952 (expand_gimple_cond): Remove edges when jumpif() expands an
954 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
955 or remove abnormal edges. Ignore insns setting the LHS of a TERed
957 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
958 members of SA; deal with PARM_DECL partitions here; expand
959 all PHI nodes, free tree datastructures and SA. Commit instructions
960 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
961 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
962 info and statements at start, collect garbage at finish.
963 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
964 (VAR_ANN_PARTITION) Remove.
965 (change_partition_var): Don't declare.
966 (partition_to_var): Always return SSA names.
967 (var_to_partition): Only accept SSA names.
968 (register_ssa_partition): Only check argument.
969 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
971 (delete_var_map): Don't free it.
972 (var_union): Only accept SSA names, simplify.
973 (partition_view_init): Mark only useful SSA names as used.
974 (partition_view_fini): Only deal with SSA names.
975 (change_partition_var): Remove.
976 (dump_var_map): Use ssa_name instead of partition_to_var member.
977 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
979 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
980 (struct _elim_graph): New member const_dests; nodes member vector of
982 (set_location_for_edge): New static helper.
983 (create_temp): Remove.
984 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
985 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
986 (new_elim_graph): Allocate const_dests member.
987 (clean_elim_graph): Truncate const_dests member.
988 (delete_elim_graph): Free const_dests member.
989 (elim_graph_size): Adapt to new type of nodes member.
990 (elim_graph_add_node): Likewise.
991 (eliminate_name): Likewise.
992 (eliminate_build): Don't take basic block argument, deal only with
993 partition numbers, not variables.
994 (get_temp_reg): New static helper.
995 (elim_create): Use it, deal with RTL temporaries instead of trees.
996 (eliminate_phi): Adjust all calls to new signature.
997 (assign_vars, replace_use_variable, replace_def_variable): Remove.
998 (rewrite_trees): Only do checking.
999 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1000 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1001 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1002 contains_tree_r, MAX_STMTS_IN_LATCH,
1003 process_single_block_loop_latch, analyze_edges_for_bb,
1004 perform_edge_inserts): Remove.
1005 (expand_phi_nodes): New global function.
1006 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1007 functions, initialize new parameter, remember partitions having a
1009 (finish_out_of_ssa): New global function.
1010 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1011 don't reset in_ssa_p here, don't disable TER when mudflap.
1012 (pass_del_ssa): Remove.
1013 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1015 (execute_free_datastructures): Declare.
1016 * Makefile.in (SSAEXPAND_H): New variable.
1017 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1018 * basic-block.h (commit_one_edge_insertion): Declare.
1019 * passes.c (init_optimization_passes): Move pass_nrv and
1020 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1021 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1022 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1023 (redirect_branch_edge): Deal with super block when expanding, split
1024 out jump patching itself into ...
1025 (patch_jump_insn): ... here, new static helper.
1027 2009-04-26 Michael Matz <matz@suse.de>
1029 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1030 beyond num_ssa_names.
1031 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1032 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1034 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1037 * fwprop.c (forward_propagate_asm): New function.
1038 (forward_propagate_and_simplify): Propagate also into __asm, if it
1039 doesn't increase the number of referenced registers.
1042 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1044 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1046 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1047 note_nonlocal_vla_type for nonlocal VLAs.
1048 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1049 contains_remapped_vars, remap_vla_decls): New functions.
1050 (convert_nonlocal_reference_stmt): If not optimizing, call
1051 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1052 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1053 if it wasn't found in var_map.
1054 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1055 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1056 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1058 * gimplify.c (nonlocal_vlas): New variable.
1059 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1061 (gimplify_body): Create and destroy nonlocal_vlas.
1063 * dwarf2out.c (loc_descr_plus_const): New function.
1064 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1065 mem_loc_descriptor, loc_descriptor_from_tree_1,
1066 descr_info_loc, gen_variable_die): Use it.
1068 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1069 !TREE_STATIC VAR_DECLs.
1070 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1071 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1072 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1073 DECL_BY_REFERENCE is valid.
1074 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1075 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1076 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1077 Copy DECL_BY_REFERENCE.
1078 (struct nesting_copy_body_data): New type.
1079 (nesting_copy_decl): New function.
1080 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1081 if they have variable length.
1083 2009-04-26 Michael Matz <matz@suse.de>
1085 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1086 mark new temporaries for renaming.
1088 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1091 * c-decl.c (global_bindings_p): Return negative value.
1092 (c_variable_size): New. Based on variable_size from
1094 (grokdeclarator): Call c_variable_size not variable_size.
1096 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1098 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1100 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1102 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1103 Redefine it to just use mingw/include.
1104 (ASM_SPEC): Rules for -m32 and -m64.
1105 (LINK_SPEC): Use Likewise.
1106 (SPEC_32): New define.
1107 (SPEC_64): Likewise.
1108 (SUB_LINK_SPEC): Likewise.
1109 (MULTILIB_DEFAULTS): New define.
1110 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1111 Add multilib options.
1112 (MULTILIB_DIRNAMES): Likewise.
1113 (MULTILIB_OSDIRNAMES): Likewise.
1115 (INSTALL_LIBGCC): Likewise.
1117 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1120 * c-tree.h (enum c_inline_static_type): New.
1121 (record_inline_static): Declare.
1122 * c-decl.c (struct c_inline_static, c_inline_statics,
1123 record_inline_static, check_inline_statics): New.
1124 (pop_file_scope): Call check_inline_statics.
1125 (start_decl): Call record_inline_static instead of pedwarning
1126 directly for static in inline function.
1127 * c-typeck.c (build_external_ref): Call record_inline_static
1128 instead of pedwarning directly for static referenced in inline
1131 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1133 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1134 not new but only being rescanned.
1135 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1136 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1137 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1138 record_set_info, compute_set, grealloc): Remove.
1139 (recompute_all_luids): New function.
1140 (gcse_main): Don't compute sets, and don't do related memory
1141 allocations/free-ing. If something changed before the end of the
1142 pass, update LUIDs using recompute_all_luids.
1143 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1144 (free_gcse_mem): Don't free it either.
1145 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1146 Use the df insn LUIDs.
1147 (load_killed_in_block): Likewise.
1148 (compute_hash_table_work): Don't compute reg_set_in_block.
1149 (compute_transp): Use DF_REG_DEF_CHAINs.
1150 (local_cprop_pass): Don't use compute_sets and related functions.
1151 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1152 Use get_max_uid() instead of max_cuid.
1153 (insert_insn_end_basic_block, pre_insert_copy_insn,
1154 update_ld_motion_stores): Don't try to
1155 keep reg_set tables up to date.
1156 (pre_insert_copies): Use df insn LUIDs.
1157 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1158 (reg_set_info): Don't use extra bitmap argument.
1159 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1160 information to compute regs_set_in_block.
1161 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1162 (bypass_jumps): Don't use compute_sets and friends.
1164 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1167 * opts.c (undocumented_msg): Do not leave blank even with
1170 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1172 * c-decl.c (build_enumerator): Allow values folding to integer
1173 constants but not integer constant expressions with a pedwarn if
1176 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1179 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1180 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1181 type is an integer constant.
1183 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1189 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1192 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1193 with variably modified return type and no storage class
1194 specifiers, except for the case of nested functions. Distinguish
1195 extern declarations of functions with variably modified return
1196 types from those of objects with variably modified types.
1198 2009-04-25 Jan Hubicka <jh@suse.cz>
1200 * tree.c (list_equal_p): New function.
1201 * tree.h (list_equal_p): Declare.
1202 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1203 basic_block_def, basic_block, const_basic_block): New.
1204 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1205 (redirect_eh_edge): New function.
1206 (make_eh_edge_update_phi): EH edges are not abnormal.
1207 * except.c: Include tree-flow.h.
1208 (list_match): New function.
1209 (eh_region_replaceable_by_p): New function.
1210 (replace_region): New function.
1211 (hash_type_list): New function.
1212 (hash_eh_region): New function.
1213 (eh_regions_equal_p): New function.
1214 (merge_peers): New function.
1215 (remove_unreachable_regions): Verify EH tree when checking;
1217 (copy_eh_region_1): New function.
1218 (copy_eh_region): New function.
1219 (push_reachable_handler): New function.
1220 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1221 regions without label but with live RESX.
1222 * except.h (redirect_eh_edge_to_label): New.
1223 * tree-flow.h (redirect_eh_edge): New.
1224 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1225 basic_block_def, basic_block, const_basic_block): Remove.
1226 * Makefile.in (except.o): Add dependency on tree-flow.h
1227 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1228 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1231 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1234 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1235 on the destination of memcpy.
1237 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1239 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1240 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1241 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1243 2009-04-25 Jan Hubicka <jh@suse.cz>
1245 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1246 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1247 to be reached by different label than left.
1248 (update_eh_edges): Update comment; remove edge_to_remove if possible
1249 and return true if suceeded.
1250 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1251 (cleanup_eh): Compute sharing map.
1252 * except.c (remove_eh_handler_and_replace): Add argument if we should
1254 (remove_unreachable_regions): Update for label sharing.
1255 (label_to_region_map): Likewise.
1256 (get_next_region_sharing_label): New function.
1257 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1259 (remove_eh_handler): Update.
1260 (remove_eh_region_and_replace_by_outer_of): New function.
1261 * except.h (struct eh_region): Add next_region_sharing_label.
1262 (remove_eh_region_and_replace_by_outer_of,
1263 get_next_region_sharing_label): Declare.
1264 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1266 2009-04-25 Jan Hubicka <jh@suse.cz>
1268 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1269 insert code even if they are not critical.
1271 2009-04-25 Jan Hubicka <jh@suse.cz>
1273 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1274 (gimple_can_remove_branch_p): EH edges won't remove branch by
1276 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1277 updating of non-abnormal EH edges.
1278 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1279 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1280 (split_critical_edges): Split also edges where emitting code on them
1281 will lead to splitting later.
1283 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1284 H.J. Lu <hongjiu.lu@intel.com>
1287 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1288 the configured assembler supports fildq and fistpq mnemonics.
1289 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1290 * configure: Regenerated.
1293 * config/i386/i386.c (print_operand): Handle 'Z'.
1294 ['z']: Remove handling of special fild/fist suffixes.
1295 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1296 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1297 suffix of fild insn.
1298 (*floatsi<mode>2_vector_mixed): Ditto.
1299 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1300 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1301 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1302 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1303 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1305 2009-04-25 Ben Elliston <bje@au.ibm.com>
1307 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1308 the source of a set operation.
1310 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1312 * target.h (struct gcc_target): Add case_values_threshold field.
1313 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1314 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1315 * targhooks.c (default_case_values_threshold): New function.
1316 * targhooks.h (default_case_values_threshold): Declare function.
1317 * stmt.c (expand_case): Use case_values_threshold target hook.
1318 * expr.h (case_values_threshold): Remove declartation.
1319 * expr.c (case_values_threshold): Remove function.
1320 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1322 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1323 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1324 (avr_case_values_threshold): Declare as static.
1325 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1327 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1328 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1329 (mn10300_case_values_threshold): New function.
1331 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1333 * ira.c (setup_cover_and_important_classes): Add enum cast.
1335 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1337 * genpreds.c (write_enum_constraint_num): Output definition of
1338 CONSTRAINT_NUM_DEFINED_P macro.
1339 * ira.c (setup_cover_and_important_classes): Use
1340 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1342 2009-04-24 DJ Delorie <dj@redhat.com>
1344 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1345 __SH2A_SINGLE_ONLY__ also.
1347 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1349 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1350 (movdf_internal): Ditto.
1351 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1352 SFmode and DFmode constants.
1353 (ia64_print_operand): Add 'G' format for printing
1354 floating point constants.
1356 2009-04-24 Richard Guenther <rguenther@suse.de>
1358 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1359 from unsigned additions.
1361 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1363 * c-typeck.c (set_init_index): Allow array designators that are
1364 not integer constant expressions with a pedwarn if pedantic.
1366 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1368 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1369 zero if no overlap in nonzero bits between the operands.
1371 2009-04-24 Ian Lance Taylor <iant@google.com>
1373 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1374 (record_dead_and_set_regs): Likewise.
1375 * df.h (struct df_mw_hardreg): Change flags field to int.
1376 (struct df_base_ref): Likewise.
1377 (struct df): Change changeable_flags field to int.
1378 * df-scan.c (df_defs_record): Change clobber_flags to int.
1379 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1380 constants rather than #define macros.
1381 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1382 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1383 (enum dwarf_calling_convention): Likewise.
1384 (enum dwarf_line_number_x_ops): Likewise.
1385 (enum dwarf_call_frame_info): Likewise.
1386 (enum dwarf_source_language): Likewise.
1387 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1388 (add_calling_convention_attribute): Likewise.
1389 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1390 (combine_comparisons): Change compcode to int. Add cast to enum type.
1391 * genrecog.c (maybe_both_true_2): Change c to int.
1392 (write_switch): Likewise. Add cast to enum type.
1393 * gimplify.c (gimplify_omp_for): Handle return values from
1394 gimplify_expr using MIN rather than bitwise or.
1395 (gimplify_expr): Add cast to enum type.
1396 * ipa-prop.c (update_jump_functions_after_inlining): Change
1397 IPA_BOTTOM to IPA_JF_UNKNOWN.
1398 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1399 Add casts to enum type.
1400 (setup_cover_and_important_classes): Change cl to int. Add casts
1402 (setup_class_translate): Change cl and mode to int.
1403 (ira_init_once): Change mode to int.
1404 (free_register_move_costs): Likewise.
1405 (setup_prohibited_mode_move_regs): Add casts to enum type.
1406 * langhooks.c (add_builtin_function_common): Rework assertion that
1407 value fits bitfield.
1408 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1409 * omega.c (omega_do_elimination): Avoid math on enum types.
1410 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1411 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1412 int local to handle integral_argment value.
1413 * regmove.c (try_auto_increment): Change PUT_MODE to
1415 * reload.c (push_secondary_reload): Add casts to enum type.
1416 (secondary_reload_class, find_valid_class): Likewise.
1417 * reload1.c (emit_input_reload_insns): Likewise.
1418 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1419 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1420 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1422 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1423 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1425 (expand_complex_libcall): Add casts to enum type.
1426 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1427 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1428 with ERROR_MARK, not NUM_TREE_CODES.
1429 (vect_create_epilog_for_reduction): Likewise.
1430 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1431 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1432 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1434 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1435 vect_unused_in_loop. Change 0 to loop_vect.
1436 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1437 * var-tracking.c (get_init_value): Change return type to enum
1439 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1440 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1442 (arm_override_options): Add casts to enum type.
1443 (arm_emit_tls_decoration): Likewise.
1444 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1446 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1447 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1448 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1450 * config/s390/s390.c (code_for_builtin_64): Change to array of
1452 (code_for_builtin_31): Likewise.
1453 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1455 * config/sparc/sparc.c (sparc_override_options): Change value
1456 field in struct code_model to enum cmodel. In initializer change
1457 0 to NULL and add cast to enum type.
1459 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1460 Change all callers. Issue a -Wc++-compat warning using
1461 lhs_origtype if necessary.
1462 (convert_for_assignment): Issue -Wc++-compat warnings about
1463 invalid conversions to enum type on assignment.
1464 * c-common.h (build_modify_expr): Update declaration.
1466 2009-04-24 Nick Clifton <nickc@redhat.com>
1468 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1469 (function_arg_advance): Likewise.
1470 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1473 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1475 * config/s390/constraints.md ('I', 'J'): Fix condition.
1477 2009-04-24 Diego Novillo <dnovillo@google.com>
1479 * gengtype-parse.c (parse_error): Add newline after message.
1481 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1483 * config/i386/sse.md (avxmodesuffixs): Removed.
1484 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1485 (*avx_pinsr<ssevecsize>): This.
1487 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1489 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1490 follow chains of regs with a single definition, and allow expressions
1491 that are function_invariant_p.
1492 (simple_rhs_p): Allow expressions that are function_invariant_p.
1494 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1497 * fold-const.c (fold_cond_expr_with_comparison): When folding
1498 > and >= to MAX, make sure the MAX uses the same type as the
1499 comparison's operands.
1501 2009-04-24 Nick Clifton <nickc@redhat.com>
1503 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1504 addressing for DImode accesses.
1505 (frv_print_operand_address): Handle PLUS case.
1506 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1508 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1510 PR rtl-optimization/39794
1511 * alias.c (canon_true_dependence): Add x_addr argument.
1512 * rtl.h (canon_true_dependence): Adjust prototype.
1513 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1514 * cselib.c (cselib_invalidate_mem): Likewise.
1515 * gcse.c (compute_transp): Likewise.
1516 * dse.c (scan_reads_nospill): Likewise.
1517 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1518 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1519 canon_base_addr of the group, plus optional offset.
1520 (struct group_info): Rename canon_base_mem to
1522 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1523 canon_rtx of base_mem.
1525 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1527 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1528 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1530 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1532 * config/spu/spu-builtins.h: Delete file.
1534 * config/spu/spu.h (enum spu_builtin_type): Move here from
1536 (struct spu_builtin_description): Likewise. Add GTY marker.
1537 Do not use enum spu_function_code or enum insn_code.
1538 (spu_builtins): Add extern declaration.
1540 * config/spu/spu.c: Do not include "spu-builtins.h".
1541 (enum spu_function_code, enum spu_builtin_type_index,
1542 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1543 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1544 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1545 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1546 (spu_builtin_types): Make static. Add GTY marker.
1547 (spu_builtins): Add extern declaration with GTY marker.
1550 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1551 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1552 Check programmatically whether all parameters are scalar.
1554 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1556 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1558 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1559 assignment from the constructor either if the target is volatile.
1561 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1563 * config/arm/arm.md (insv): Do not share operands[0].
1565 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1567 * config/vxlib-tls.c (active_tls_threads): Delete.
1568 (delete_hook_installed): New.
1569 (tls_delete_hook): Don't delete the delete hook.
1570 (tls_destructor): Delete it here.
1571 (__gthread_set_specific): Adjust installing the delete hook.
1572 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1573 __gthread_leave_tsd_dtor_context.
1575 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1577 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1579 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1581 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1583 (alpha_rtx_costs): Ditto.
1584 (emit_unlikely_jump): Use add_reg_note.
1585 (emit_frame_store_1): Ditto.
1586 (alpha_expand_prologue): Ditto.
1587 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1588 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1590 2009-04-23 Nick Clifton <nickc@redhat.com>
1592 * config/v850/v850.md (epilogue): Remove suppressed code.
1593 (return): Rename to return_simple and remove test of frame size.
1594 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1595 to gen_return_simple.
1597 2009-04-22 Jing Yu <jingyu@google.com>
1600 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1602 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1605 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1606 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1607 value is a VECTOR_CST, the element type is the element type of the
1610 2009-04-22 DJ Delorie <dj@redhat.com>
1612 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1614 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1616 * alias.c (find_base_term): Move around LO_SUM case, so that
1617 CONST falls through into PLUS/MINUS handling.
1620 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1621 into 0, use omit_one_operand.
1623 2009-04-23 Ben Elliston <bje@au.ibm.com>
1625 * config/rs6000/linux-unwind.h (get_regs): Remove type
1626 puns. Change the type of `pc' to an array of unsigned ints and
1627 update all users. Constify frame24.
1629 2009-04-22 DJ Delorie <dj@redhat.com>
1631 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1632 declarations before code.
1633 (current_function_special_page_vector): Likewise.
1634 (m32c_expand_insv): Silence a warning.
1636 2009-04-21 Taras Glek <tglek@mozilla.com>
1638 * alias.c: Update GTY annotations to new syntax.
1639 * basic-block.h: Likewise.
1640 * bitmap.h: Likewise.
1641 * c-common.h: Likewise.
1642 * c-decl.c: Likewise.
1643 * c-parser.c: Likewise.
1644 * c-pragma.c: Likewise.
1645 * c-tree.h: Likewise.
1646 * cfgloop.h: Likewise.
1647 * cgraph.h: Likewise.
1648 * config/alpha/alpha.c: Likewise.
1649 * config/arm/arm.h: Likewise.
1650 * config/avr/avr.h: Likewise.
1651 * config/bfin/bfin.c: Likewise.
1652 * config/cris/cris.c: Likewise.
1653 * config/darwin.c: Likewise.
1654 * config/frv/frv.c: Likewise.
1655 * config/i386/i386.c: Likewise.
1656 * config/i386/i386.h: Likewise.
1657 * config/i386/winnt.c: Likewise.
1658 * config/ia64/ia64.h: Likewise.
1659 * config/iq2000/iq2000.c: Likewise.
1660 * config/mips/mips.c: Likewise.
1661 * config/mmix/mmix.h: Likewise.
1662 * config/pa/pa.c: Likewise.
1663 * config/pa/pa.h: Likewise.
1664 * config/rs6000/rs6000.c: Likewise.
1665 * config/s390/s390.c: Likewise.
1666 * config/sparc/sparc.c: Likewise.
1667 * config/xtensa/xtensa.c: Likewise.
1668 * cselib.h: Likewise.
1669 * dbxout.c: Likewise.
1670 * dwarf2out.c: Likewise.
1671 * except.c: Likewise.
1672 * except.h: Likewise.
1673 * fixed-value.h: Likewise.
1674 * function.c: Likewise.
1675 * function.h: Likewise.
1676 * gimple.h: Likewise.
1677 * integrate.c: Likewise.
1678 * optabs.c: Likewise.
1679 * output.h: Likewise.
1682 * stringpool.c: Likewise.
1683 * tree-data-ref.c: Likewise.
1684 * tree-flow.h: Likewise.
1685 * tree-scalar-evolution.c: Likewise.
1686 * tree-ssa-address.c: Likewise.
1687 * tree-ssa-alias.h: Likewise.
1688 * tree-ssa-operands.h: Likewise.
1691 * varasm.c: Likewise.
1692 * varray.h: Likewise.
1694 * coretypes.h: Do not define GTY macro if it is already defined.
1695 * doc/gty.texi: Update GTY documentation to new syntax.
1696 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1697 annotations on structs.
1698 * gengtype-parse.c: Likewise.
1700 2009-04-22 Mark Heffernan <meheff@google.com>
1702 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1704 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1706 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1709 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1711 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1712 the same as a PLUS without a shift. Increase the cost of a
1715 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1717 * Makefile.in: Update dependencies.
1718 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1719 * errors.h: Remove bogus comment about compatibility.
1720 (warning): Update declaration.
1721 * genautomata.c: Update all calls to warning.
1722 * gimple.c: Do not include errors.h. Include toplev.h.
1723 * tree-ssa-structalias.c: Do not include errors.h.
1724 * omega.c: Likewise.
1725 * tree-ssa-reassoc.c: Likewise.
1726 * config/spu/spu-c.c: Likewise.
1727 * config/spu/t-spu-elf: Update dependencies.
1729 2009-04-22 Richard Guenther <rguenther@suse.de>
1731 PR tree-optimization/39824
1732 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1733 make sure the types are compatible.
1735 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1738 * c-common.c (c_parse_error): Take a token_flags parameter.
1739 Use token_type for the token type instead.
1740 Pass token_flags to cpp_type2name.
1741 * c-common.h (c_parse_error): Update declaration.
1742 * c-parser.c (c_parser_error): Pass 0 as token flags.
1744 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1746 PR rtl-optimization/39580
1747 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1749 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1751 * function.c (expand_function_end): Do not emit a jump to the "naked"
1752 return label for fall-through returns.
1753 * except.c (sjlj_emit_function_exit): Always place the call to the
1754 unregister function at the location installed by expand_function_end.
1756 2009-04-22 Richard Guenther <rguenther@suse.de>
1758 PR tree-optimization/39845
1759 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1760 (gen_inbound_check): Likewise.
1762 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1764 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1766 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1767 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1769 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1771 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1772 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1773 shift counts to avoid out-of-bounds array accesses.
1775 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1777 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1778 (Pmode): Move above.
1780 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1782 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1783 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1784 GET_CODE macro. Use IN_RANGE macro where appropriate.
1785 * config/alpha/alpha.h: Ditto.
1786 * config/alpha/alpha.md: Ditto.
1787 * config/alpha/constraints.md: Ditto.
1788 * config/alpha/predicates.md: Ditto.
1790 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1792 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1793 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1794 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1795 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1796 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1797 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1798 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1799 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1800 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1801 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1802 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1803 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1804 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1805 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1806 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1807 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1808 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1809 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1810 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1811 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1812 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1813 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1814 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1815 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1816 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1817 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1818 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1820 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1822 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1823 references from comments.
1824 * cfgbuild.c: (count_basic_blocks): Delete.
1825 (find_basic_blocks_1): Delete.
1826 (find_basic_blocks): Delete.
1827 * except.c (finish_eh_generation): Make static. Move comment from
1828 except.h here. Remove find_basic_blocks references from comments.
1829 * except.h (finish_eh_generation): Delete.
1830 * basic-block.h (find_basic_blocks): Delete.
1831 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1833 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1835 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1836 (sdbout_parms): Likewise.
1838 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1840 * config/sh/sh.c (prepare_cbranch_operands): Use
1841 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1842 (expand_cbranchdi4): Likewise.
1843 (from_compare): Add cast to enum type.
1844 (expand_cbranchsi4): Use add_reg_note.
1845 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1846 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1847 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1848 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1849 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1850 instead of CODE_FOR_nothing.
1851 (cbranchdi4): Likewise. Fix the order of arguments for
1853 (push_fpscr): Use add_reg_note.
1854 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1855 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1857 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1859 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1860 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1861 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1862 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1863 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1864 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1865 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1866 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1867 config/alpha/x-vms, config/arc/t-arc,
1868 config/arm/README-interworking, config/arm/arm-c.c,
1869 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1870 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1871 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1872 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1873 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1874 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1875 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1876 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1877 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1878 config/cris/t-elfmulti, config/crx/t-crx,
1879 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1880 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1881 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1882 config/h8300/t-h8300, config/i386/athlon.md,
1883 config/i386/darwin-libgcc.10.4.ver,
1884 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1885 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1886 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1887 config/i386/t-linux64, config/i386/t-nwld,
1888 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1889 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1890 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1891 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1892 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1893 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1894 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1895 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1896 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1897 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1898 config/m68k/t-uclinux, config/mcore/t-mcore,
1899 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1900 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1901 config/mips/crtn.asm, config/mips/irix-crti.asm,
1902 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1903 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1904 config/mips/mips-fixed.md, config/mips/sb1.md,
1905 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1906 config/mips/t-iris6, config/mips/t-isa3264,
1907 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1908 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1909 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1910 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1911 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1912 config/mn10300/t-linux, config/mn10300/t-mn10300,
1913 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1914 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1915 config/picochip/libgccExtras/clzsi2.asm,
1916 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1917 config/rs6000/darwin-libgcc.10.4.ver,
1918 config/rs6000/darwin-libgcc.10.5.ver,
1919 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1920 config/rs6000/t-aix43, config/rs6000/t-aix52,
1921 config/rs6000/t-darwin, config/rs6000/t-fprules,
1922 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1923 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1924 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1925 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1926 config/rs6000/t-rtems, config/rs6000/t-spe,
1927 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1928 config/score/t-score-elf, config/sh/divcost-analysis,
1929 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1930 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1931 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1932 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1933 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1934 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1935 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1936 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1937 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1938 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1939 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1940 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1941 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1942 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1943 * config/h8300/genmova.sh: Include copyright and license notices
1944 in generated output.
1945 * config/h8300/mova.md: Regenerate.
1946 * doc/install.texi2html: Include word "Copyright" in copyright
1947 notice and use name "Free Software Foundation, Inc.".
1948 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1949 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1950 ChangeLog-2007, ChangeLog-2008: Correct dates.
1952 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1954 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1955 NE_EXPR operations as well.
1956 * c-parser.c (c_parser_condition): Do not set location information on
1958 (c_parser_conditional_expression): Likewise.
1959 (c_parser_binary_expression): Set location information on operators.
1960 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1961 TRUTH_NOT_EXPR has been folded.
1962 * fold-const.c (fold_truth_not_expr): Copy location information from
1963 the incoming expression to the outgoing one.
1964 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1965 recursive calls on the LHS of the operator but pass that of the
1966 operator to recursive calls on the RHS of the operator. Set it
1968 (shortcut_cond_expr): Set the locus of the operator on the second
1969 COND_EXPR and that of the expression on the first in degenerate cases.
1970 Pass the locus of the expression to calls to shortcut_cond_r.
1971 Set the locus of the 'then' block on the associated jump, if any.
1972 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1973 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1974 expression to call to gimplify_boolean_expr.
1976 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1978 * config.gcc: Add additional configuration for
1979 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1980 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1981 (CPP_SPEC): Redefine for allowing -municode option.
1982 (STARTFILE_SPEC): Likewise.
1983 * config/i386/t-mingw-w64: New.
1984 * config/i386/mingw-w64.opt: New.
1985 (municode): Add new target option.
1986 * doc/invoke.texi (municode): Add documentation for new option.
1988 2009-04-21 Ian Lance Taylor <iant@google.com>
1990 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1991 Correct test for number of arguments.
1992 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1994 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1996 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1997 argument of emit_library_call.
1999 2009-04-21 Richard Guenther <rguenther@suse.de>
2002 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2003 inside VIEW_CONVERT_EXPRs.
2005 2009-04-21 Martin Jambor <mjambor@suse.cz>
2007 * tree-switch-conversion.c (build_constructors): Split a long line.
2008 (constructor_contains_same_values_p): New function.
2009 (build_one_array): Create assigns of constants if possible, do not
2010 call mark_sym_for_renaming, call update_stmt.
2011 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2012 make_rename_temp. Do not call mark_symbols_for_renaming, call
2014 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2015 find_new_referenced_vars, call update_stmt.
2016 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2017 instead of calling make_rename_temp. Do not call
2018 find_new_referenced_vars or mark_symbols_for_renaming, call
2021 2009-04-21 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/39827
2024 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2025 (tree_ssa_phiprop): Pass the correct array size.
2027 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2029 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2031 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2034 * c-typeck.c (lvalue_p): Move declaration ...
2035 * c-common.h (lvalue_p): ... to here.
2036 * c-common.c (candidate_equal_p): New.
2037 (add_tlist): Use it.
2038 (merge_tlist): Use it.
2039 (warn_for_collisions_1): Likewise.
2040 (warning_candidate_p): Accept more candidates.
2041 (verify_tree): A warning candidate can be an expression. Use
2044 2009-04-21 Ben Elliston <bje@au.ibm.com>
2047 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2048 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2049 options. Remove -mcall-solaris documentation.
2051 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2054 * doc/invoke.texi (-Wlong-long): Update description.
2055 * c-lex (interpret_integer): Only warn if there was no previous
2056 overflow and -Wlong-long is enabled.
2057 * c-decl.c (declspecs_add_type): Drop redundant flags.
2058 * c.opt (Wlong-long): Init to -1.
2059 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2060 and front-end warn_long_long. Wlong-long only depends on other
2061 flags if it is uninitialized.
2062 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2063 the same for CPP and FE.
2064 (restore_extension_diagnostics): Likewise.
2066 2009-04-20 Ian Lance Taylor <iant@google.com>
2068 Fix enum conversions which are invalid in C++:
2069 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2070 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2071 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2072 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2073 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2074 (dbxout_parms): Likewise.
2075 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2076 (df_clear_flags): Likewise.
2077 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2078 top_flag parameter to int.
2079 (df_chain_create_bb_process_use): Likewise.
2080 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2082 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2083 (df_ref_create_structure, df_def_record_1): Likewise.
2084 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2085 (df_notes_rescan): Change 0 to VOIDmode in function call.
2086 (df_get_call_refs, df_insn_refs_collect): Likewise.
2087 (df_bb_regs_collect): Likewise.
2088 (df_entry_block_defs_collect): Likewise.
2089 (df_exit_block_uses_collect): Likewise.
2090 * df.h: Update declarations.
2091 * double-int.c (double_int_divmod): Add cast to enum type.
2092 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2093 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2094 (based_loc_descr): Likewise.
2095 (loc_descriptor_from_tree_1): Change first_op and second_op to
2096 enum dwarf_location_atom. Add cast to enum type.
2097 * expmed.c (init_expmed): Change 0 to SET in function call.
2098 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2099 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2100 (do_store_flag): Likewise.
2101 * fixed-value.h (struct fixed_value): Change mode to enum
2103 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2104 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2106 (insert_insn_decl, insert_decl, insert_state): Likewise.
2107 (automata_list_finish): Likewise.
2108 * genrecog.c (process_define_predicate): Add cast to enum type.
2109 * gensupport.c (init_predicate_table): Add cast to enum type.
2110 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2112 (gimple_build_call_1, gimple_build_label): Likewise.
2113 (gimple_build_goto, gimple_build_asm_1): Likewise.
2114 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2115 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2116 (enum fallback): Rename from enum fallback_t.
2117 (fallback_t): Typedef as int.
2118 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2119 GSI_SAME_STMT in function call.
2120 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2122 (setup_reg_class_relations): Likewise.
2123 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2124 (setup_prohibited_class_mode_regs): Add cast to enum type.
2125 (setup_prohibited_mode_move_regs): Likewise.
2126 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2127 (record_address_regs): Change i to enum reg_class.
2128 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2129 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2130 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2131 (GET_MODE_2XWIDER_MODE): Likewise.
2132 (GET_CLASS_NARROWEST_MODE): Likewise.
2133 * omp-low.c (expand_omp_for): Add cast to enum type.
2134 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2135 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2136 * postreload.c (reload_cse_simplify_operands): Change rclass local
2138 * predict.c (combine_predictions_for_insn): Change best_predictor
2139 and predictor to enum br_predictor.
2140 (combine_predictions_for_bb): Likewise.
2141 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2142 use SET_PREDICT_EXPR_OUTCOME.
2143 * real.c (real_arithmetic): Change icode to code in function call.
2144 * reginfo.c (init_move_cost): Add casts to enum type.
2145 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2146 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2148 * reload.c (find_valid_class): Add casts to enum type.
2149 (push_reload): Change 0 to NO_REGS in function call.
2150 (find_reloads): Change this_alternative to array of enum
2151 reg_class. Remove some now-unnecessary casts.
2152 (make_memloc): Change 0 to VOIDmode in function call.
2153 * reload1.c (reload): Change 0 to VOIDmode in function call.
2154 (eliminate_regs_1, elimination_effects): Likewise.
2155 (eliminate_regs_in_insn): Likewise.
2156 (emit_input_reload_insns): Add cast to enum type.
2157 (delete_output_reload): Change 0 to VOIDmode in function call.
2158 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2159 to enum type in function call.
2160 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2161 (SET_PREDICT_EXPR_OUTCOME): Define.
2162 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2163 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2164 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2165 (dump_function): Likewise.
2166 * tree-dump.h: Update declarations.
2167 * tree-pass.h: Update declarations.
2168 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2169 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2171 (arm_rtx_costs_1): Correct parenthesization.
2172 (arm_rtx_costs): Add casts to enum type.
2173 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2174 (vfp_emit_fstmd): Use add_rg_note.
2175 (emit_multi_reg_push, emit_sfm): Likewise.
2176 (thumb_set_frame_pointer): Likewise.
2177 (arm_expand_prologue): Likewise.
2178 (arm_regno_class): Change return type to enum reg_class.
2179 (thumb1_expand_prologue): Use add_reg_note.
2180 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2181 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2183 * config/arm/gentune.sh: Add cast to enum type.
2184 * config/arm/arm-tune.md: Rebuild.
2185 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2186 (ix86_split_fp_branch, predict_jump): Likewise.
2187 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2188 insn_code to enum rtx_code.
2189 (ix86_builtin_vectorized_function): Add cast to enum type.
2190 * config/i386/i386.md (truncdfsf2): Change slot to enum
2192 (truncxf<mode>2, isinf<mode>2): Likewise.
2193 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2195 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2196 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2197 (insert_bundle_state): Change 1 to INSERT in function call.
2198 (ia64_add_bundle_selector_before): Likewise.
2199 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2200 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2201 (restore_stack_nonlocal): Likewise.
2202 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2204 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2206 (mips_rtx_costs): Likewise.
2207 (mips_override_options): Add casts to enum type.
2208 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2210 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2211 (store_reg, set_reg_plus_d): Likewise.
2212 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2213 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2215 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2217 (emit_unlikely_jump): Use add_reg_note.
2218 (rs6000_emit_allocate_stack): Likewise.
2219 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2220 (output_toc): Change 1 to INSERT in function call.
2221 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2222 (rs6000_initialize_trampoline): Likewise.
2223 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2225 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2226 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2227 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2228 (save_gprs): Use add_reg_note.
2229 (s390_emit_prologue): Likewise.
2230 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2231 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2232 (sparc_fold_builtin): Add cast to enum type.
2233 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2235 (spu_expand_prologue): Use add_reg_note.
2236 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2238 2009-04-20 Ian Lance Taylor <iant@google.com>
2240 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2241 (c_parser_postfix_expression_after_primary): Get VEC for list of
2242 arguments. Get original types of arguments. Call
2243 build_function_call_vec.
2244 (cached_expr_list_1, cached_expr_list_2): New static variables.
2245 (c_parser_expr_list): Change return type to VEC *. Add
2246 p_orig_types parameter. Change all callers.
2247 (c_parser_release_expr): New static function.
2248 (c_parser_vec_to_tree_list): New static function.
2249 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2250 call build_function_call_vec.
2251 (build_function_call_vec): New function, based on old
2252 build_function_call.
2253 (convert_arguments): Remove nargs and argarray parameters. Change
2254 values to a VEC. Add origtypes parameter.
2255 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2256 (convert_for_assignment): Add origtype parameter. Change all
2257 callers. If warn_cxx_compat, check for conversion to an enum
2258 type when calling a function.
2259 (store_init_value): Add origtype parameter. Change all callers.
2260 (digest_init): Likewise.
2261 (struct init_node): Add origtype field.
2262 (add_pending_init): Add origtype parameter. Change all callers.
2263 (output_init_element): Likewise.
2264 (output_pending_init_elements): Pass origtype from init_node to
2265 output_init_element.
2266 (process_init_element): Pass origtype from c_expr to
2267 output_init_element.
2268 (c_finish_return): Add origtype parameter. Change all callers.
2269 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2271 (sync_resolve_params): Likewise.
2272 (sync_resolve_return): Change params to first_param. Change caller.
2273 (resolve_overloaded_builtins): Change params to VEC *. Change
2274 callers. Save first parameter around call to build_function_call_vec.
2275 * c-decl.c (finish_decl): Add origtype parameter. Change all
2276 callers. Call build_function_call_vec rather than
2277 build_function_call for cleanup.
2278 * c-tree.h: Update declarations.
2279 * c-common.h: Update declarations.
2280 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2281 params to first_param.
2282 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2283 params parameter from tree to void *.
2284 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2285 Change arglist parameter to have type void *, and to be a pointer
2287 * config/rs6000/rs6000-protos.h
2288 (altivec_resolve_overloaded_builtin): Update declaration.
2289 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2290 fnargs parameter to have type void *, and to be a pointer to a
2291 VEC. Call build_function_call_vec instead of
2292 build_function_call.
2293 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2295 2009-04-20 Joey Ye <joey.ye@intel.com>
2296 Xuepeng Guo <xuepeng.guo@intel.com>
2297 H.J. Lu <hongjiu.lu@intel.com>
2299 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2301 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2302 (IX86_LEA_PRIORITY): Likewise.
2303 (distance_non_agu_define): New function.
2304 (distance_agu_use): Likewise.
2305 (ix86_lea_for_add_ok): Likewise.
2306 (ix86_dep_by_shift_count): Likewise.
2308 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2309 should split for LEA.
2311 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2313 (ix86_dep_by_shift_count): Likewise.
2315 2009-04-20 Richard Guenther <rguenther@suse.de>
2317 * expr.c (handled_component_p): Move ...
2318 * tree.h (handled_component_p): ... here.
2319 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2320 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2321 and REALPART_EXPR to be in one group.
2323 2009-04-20 Richard Guenther <rguenther@suse.de>
2325 * basic-block.h (get_all_dominated_blocks): Declare.
2326 * dominance.c (get_all_dominated_blocks): New function.
2327 * tree-cfg.c (get_all_dominated_blocks): Remove.
2328 (remove_edge_and_dominated_blocks): Adjust.
2329 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2330 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2331 instead of recursing.
2333 2009-04-20 Doug Kwan <dougkwan@google.com>
2335 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2336 (struct cgraph_node_set_def): New type.
2337 (cgraph_node_set) New type. Also declare vector functions.
2338 (struct cgraph_node_set_element_def): New type.
2339 (cgraph_node_set_element): Ditto.
2340 (cgraph_node_set_iterator): New iterator type.
2341 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2342 cgraph_node_set_remove, dump_cgraph_node_set,
2343 debug_cgraph_node_set): New prototypes.
2344 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2345 cgraph_node_set_size): New inlines.
2346 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2348 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2349 argument to function 'write_summary'.
2350 * ipa.c: Include ggc.h.
2351 (hash_cgraph_node_set_element,
2352 eq_cgraph_node_set_element, cgraph_node_set_new,
2353 cgraph_node_set_add, cgraph_node_set_remove,
2354 cgraph_node_set_find, dump_cgraph_node_set,
2355 debug_cgraph_node_set): New functions.
2356 * Makefile.in (ipa.o): Add dependency on GGC_H.
2358 2009-04-20 Ira Rosen <irar@il.ibm.com>
2360 PR tree-optimization/39675
2361 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2362 check of the return code of vect_schedule_slp. Check that
2363 stmt_vec_info still exists for the statement, before checking its
2366 2009-04-20 Michael Matz <matz@suse.de>
2368 * Makefile.in (generated_files): Take out $(simple_generated_c).
2370 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2372 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2373 (UINTPTR_TYPE): Likewise.
2375 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2378 * c-typeck.c (digest_init): Check for initializing an array with a
2381 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2384 * c-semantics.c (pop_stmt_list): Propagate
2385 STATEMENT_LIST_HAS_LABEL to parent statement list.
2387 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2389 * config/mips/mips.h (mips_tune_attr): New macro.
2390 * config/mips/mips.md (cpu): Use it.
2392 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2395 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2398 2009-04-19 Diego Novillo <dnovillo@google.com>
2400 * toplev.c (compile_file): Move call to coverage_finish ...
2401 * cgraphunit.c (ipa_passes): ... here.
2402 Call cgraph_process_new_functions.
2403 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2404 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2406 2009-04-19 Jan Hubicka <jh@suse.cz>
2408 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2410 (dump_cgraph_node): Dump can throw external flag.
2411 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2413 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2417 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2418 * common.opt (Wlogical-op): Move from here...
2419 * c.opt (Wlogical-op): ... to here.
2420 * c-typeck.c (parser_build_binary_op): Update call to
2421 warn_logical_operator.
2422 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2424 * c-common.c (warn_logical_op): Update.
2425 * c-common.h (warn_logical_op): Update declaration.
2427 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2429 * tree.c (protected_set_expr_location): Fix formatting.
2431 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2434 * c-typeck.c (readonly_warning): new.
2435 (build_unary_op, build_modify_expr): Use readonly_warning for
2436 storing into something readonly but not const-qualified.
2438 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2441 * c-typeck.c (build_unary_op): Check for taking address of
2442 expression of type void.
2444 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2447 * c-typeck.c (build_function_call): Check for calling a function
2448 with qualified void return types. Call require_complete_type when
2451 2009-04-18 Jan Hubicka <jh@suse.cz>
2453 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2455 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2456 can_throw_external flag.
2457 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2458 * ipa-pure-const.c (ignore_edge): New function.
2459 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2460 only over can_throw_external edges.
2461 (local_pure_const): Add nothrow flag.
2462 * ipa-utils.c (searchc): Add ignore_edge callback.
2463 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2464 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2465 (set_nothrow_function_flags): Update cgraph.
2466 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2468 2009-04-18 Richard Guenther <rguenther@suse.de>
2471 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2472 (fold_stmt): ... this and ...
2473 (fold_stmt_inplace): ... this.
2474 (fold_stmt_1): Fold references in calls and asms.
2475 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2477 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2479 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2480 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2482 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2484 * tree.c (function_args_count): Remove.
2485 * tree.h: Remove the prototype for function_args_count.
2487 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2489 * tree-iterator.c (expr_only): Remove.
2490 * tree.h: Remove the prototype for expr_only.
2492 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2494 * reginfo.c (cannot_change_mode_set_regs): Remove.
2495 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2497 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2499 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2500 whether operands 0 and 1 overlaps.
2502 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2505 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2506 pointer. Use warning_at instead of warning.
2507 (search_for_addr_array): Likewise.
2508 (check_array_bounds): Likewise.
2509 (check_all_array_refs): Check that the incoming edge is not in the
2510 list of edges to be removed.
2511 (check_all_array_refs): Avoid the temporal pointer.
2512 (vrp_visit_cond_stmt): Fix typo.
2513 (simplify_switch_using_ranges): Handle the case where the switch
2514 index is an integer constant.
2516 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2518 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2520 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2522 * doc/extend.texi, doc/invoke.texi: Fix typos.
2524 2009-04-17 Cary Coutant <ccoutant@google.com>
2526 * tree-flow-inline.h (get_lineno): Fix inverted test.
2528 2009-04-17 Diego Novillo <dnovillo@google.com>
2530 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2531 assertion for AVAIL_OUT.
2533 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2536 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2537 * config/sh/linux-atomic.asm: Likewise.
2539 2009-04-17 Diego Novillo <dnovillo@google.com>
2541 * except.c (debug_eh_tree): New.
2542 (struct eh_region, struct eh_status): Move ...
2543 * except.h: ... here.
2544 (add_type_for_runtime): Declare extern.
2545 (lookup_type_for_runtime): Likewise.
2546 (debug_eh_tree): Declare.
2547 * Makefile.in (GTFILES): List except.h before except.c
2549 2009-04-17 Diego Novillo <dnovillo@google.com>
2551 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2552 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2553 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2554 (find_vars_r): ... here.
2555 * tree-flow.h (find_referenced_vars_in): Declare.
2556 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2557 that AVAIL_OUT exists for BLOCK.
2558 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2559 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2560 (tree-parloops.o): Likewise.
2562 2009-04-17 Simon Baldwin <simonb@google.com>
2564 * toplev.c (default_tree_printer): Add handling for %E format.
2566 2009-04-17 Diego Novillo <dnovillo@google.com>
2568 * tree-pretty-print.c (dump_generic_node): Add break after
2569 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2570 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2571 FUNCTION_TYPE together. Call print_struct_decl when printing
2572 structures and TDF_SLIM is not given.
2573 (print_struct_decl): Fix logic for detecting recursion.
2575 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2578 * gcc.c (create_at_file): New.
2579 (compile_input_file_p): New.
2580 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2581 * main.c (main): Update call to toplev_main.
2582 * toplev.c (toplev_main): Change signature. Call expandargv.
2583 * toplev.h (toplev_main): Change signature.
2585 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2587 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2588 if the latter is not constant.
2590 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2592 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2594 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2596 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2597 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2599 2009-04-17 Richard Guenther <rguenther@suse.de>
2601 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2602 Handle component references view-converting an invariant address.
2604 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2606 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2607 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2608 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2609 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2610 Use @deftypevr rather than @deftypevar.
2612 2009-04-17 Richard Guenther <rguenther@suse.de>
2614 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2615 (get_prop_source_stmt): Likewise.
2616 (can_propagate_from): Likewise.
2618 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2620 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2621 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2622 (--with-multilib-list): Add default value.
2623 * configure: Regenerate.
2624 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2625 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2626 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2627 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2628 Don't add default cpu to multilib list unnecessarily, but do enable
2629 the relevant compiler option..
2630 Add support for --with-multilib-list=<blank> and
2631 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2632 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2633 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2634 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2636 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2637 (MULTILIB_OSDIRNAMES): New variable.
2638 * config/sh/t-1e: Delete file.
2639 * config/sh/t-mlib-sh1: Delete file.
2640 * config/sh/t-mlib-sh2: Delete file.
2641 * config/sh/t-mlib-sh2a: Delete file.
2642 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2643 * config/sh/t-mlib-sh2a-single: Delete file.
2644 * config/sh/t-mlib-sh2a-single-only: Delete file.
2645 * config/sh/t-mlib-sh2e: Delete file.
2646 * config/sh/t-mlib-sh3e: Delete file.
2647 * config/sh/t-mlib-sh4: Delete file.
2648 * config/sh/t-mlib-sh4-nofpu: Delete file.
2649 * config/sh/t-mlib-sh4-single: Delete file.
2650 * config/sh/t-mlib-sh4-single-only: Delete file.
2651 * config/sh/t-mlib-sh4a: Delete file.
2652 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2653 * config/sh/t-mlib-sh4a-single: Delete file.
2654 * config/sh/t-mlib-sh4a-single-only: Delete file.
2655 * config/sh/t-mlib-sh4al: Delete file.
2656 * config/sh/t-mlib-sh5-32media: Delete file.
2657 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2658 * config/sh/t-mlib-sh5-64media: Delete file.
2659 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2660 * config/sh/t-mlib-sh5-compact: Delete file.
2661 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2662 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2663 * doc/install.texi (Options specification): Add
2664 --with-multilib-list and --with-endian.
2666 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2668 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2670 (OBJS-common): Add plugin-version.o.
2671 (plugin-version.o): New.
2672 * gcc-plugin.h (plugin_gcc_version): New.
2673 (plugin_default_version_check): New.
2674 (plugin_init_func, plugin_init): Add version argument.
2675 * plugin-version.c: New.
2676 * plugin.c (str_plugin_gcc_version_name): New.
2677 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2678 pass it to the init function.
2679 (plugin_default_version_check): New.
2681 2009-04-17 Richard Guenther <rguenther@suse.de>
2683 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2684 for decl-vs-decl disambiguation.
2686 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2688 * config/s390/s390.h (s390_tune_attr): New macro definition.
2689 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2691 2009-04-17 Richard Guenther <rguenther@suse.de>
2693 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2694 (fold_stmt_r): Likewise.
2695 (maybe_fold_reference): New function.
2696 (fold_gimple_assign): Handle cases fold_stmt_r did.
2697 (fold_stmt): Do not use fold_stmt_r.
2698 (fold_stmt_inplace): Likewise.
2700 2009-04-17 Richard Guenther <rguenther@suse.de>
2702 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2703 (record_equivalences_from_stmt): Remove useless checks and
2705 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2706 the type is already suitable.
2708 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2710 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2712 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2714 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2715 (CMPtype): Define as __gcc_CMPtype.
2717 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2719 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2720 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2722 2009-04-17 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/39746
2725 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2726 special-casing for builtins and static variable use/def.
2727 (call_may_clobber_ref_p_1): Likewise.
2729 2009-04-16 Ian Lance Taylor <iant@google.com>
2731 * df.h: Include "timevar.h".
2732 (struct df_problem): Change tv_id field to timevar_id_t.
2733 * tree-pass.h: Include "timevar.h".
2734 (struct opt_pass): Change tv_id field to timevar_id_t.
2735 * timevar.h (timevar_id_t): Define TV_NONE.
2736 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2737 TV_NONE rather than tv_id != 0.
2738 (execute_one_pass): Likewise.
2739 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2740 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2741 dependencies to $(TREE_PASS_H).
2742 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2744 (pass_branch_target_load_optimize2): Likewise.
2745 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2746 (pass_outof_cfg_layout_mode): Likewise.
2747 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2748 (pass_rebuild_cgraph_edges): Likewise.
2749 (pass_remove_cgraph_callee_edges): Likewise.
2750 * df-core.c (pass_df_initialize_opt): Likewise.
2751 (pass_df_initialize_no_opt): Likewise.
2752 (pass_df_finish): Likewise.
2753 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2754 * except.c (pass_set_nothrow_function_flags): Likewise.
2755 (pass_convert_to_eh_region_ranges): Likewise.
2756 * final.c (pass_compute_alignments): Likewise.
2757 * function.c (pass_instantiate_virtual_regs): Likewise.
2758 (pass_init_function): Likewise.
2759 (pass_leaf_regs): Likewise.
2760 (pass_match_asm_constraints): Likewise.
2761 * gimple-low.c (pass_lower_cf): Likewise.
2762 (pass_mark_used_blocks): Likewise.
2763 * init-regs.c (pass_initialize_regs): Likewise.
2764 * integrate.c (pass_initial_value_sets): Likewise.
2765 * ira.c (pass_ira): Likewise.
2766 * jump.c (pass_cleanup_barriers): Likewise.
2767 * omp-low.c (pass_expand_omp): Likewise.
2768 (pass_lower_omp): Likewise.
2769 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2770 * recog.c (pass_split_all_insns): Likewise.
2771 (pass_split_after_reload): Likewise.
2772 (pass_split_before_regstack): Likewise.
2773 (pass_split_before_sched2): Likewise.
2774 (pass_split_for_shorten_branches): Likewise.
2775 * reginfo.c (pass_reginfo_init): Likewise.
2776 (pass_subregs_of_mode_init): Likewise.
2777 (pass_subregs_of_mode_finish): Likewise.
2778 * passes.c (pass_postreload): Likewise.
2779 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2780 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2781 (pass_warn_function_return): Likewise.
2782 (pass_warn_function_noreturn): Likewise.
2783 * tree-complex.c (pass_lower_complex): Likewise.
2784 (pass_lower_complex_O0): Likewise.
2785 * tree-if-conv.c (pass_if_conversion): Likewise.
2786 * tree-into-ssa.c (pass_build_ssa): Likewise.
2787 * tree-mudflap.c (pass_mudflap_1): Likewise.
2788 (pass_mudflap_2): Likewise.
2789 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2790 (pass_mudflap_2): Likewise.
2791 * tree-nrv.c (pass_return_slot): Likewise.
2792 * tree-object-size.c (pass_object_sizes): Likewise.
2793 * tree-optimize.c (pass_all_optimizations): Likewise.
2794 (pass_early_local_passes): Likewise.
2795 (pass_all_early_optimizations): Likewise.
2796 (pass_cleanup_cfg): Likewise.
2797 (pass_cleanup_cfg_post_optimizing): Likewise.
2798 (pass_free_datastructures): Likewise.
2799 (pass_free_cfg_annotations): Likewise.
2800 (pass_fixup_cfg): Likewise.
2801 (pass_init_datastructures): Likewise.
2802 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2803 (pass_late_warn_uninitialized): Likewise.
2804 (pass_update_address_taken): Likewise.
2805 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2806 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2807 (pass_cse_sincos): Likewise.
2808 (pass_convert_to_rsqrt): Likewise.
2809 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2810 * tree-stdarg.c (pass_stdarg): Likewise.
2811 * tree-tailcall.c (pass_tail_recursion): Likewise.
2812 (pass_tail_calls): Likewise.
2813 * tree-vect-generic.c (pass_lower_vector): Likewise.
2814 (pass_lower_vector_ssa): Likewise.
2815 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2817 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2819 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2821 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2823 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2824 logical and signext.
2826 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2829 * config/sh/predicates.md (arith_operand): Check if the operand
2830 of TRUNCATE is a REG.
2832 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2834 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2835 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2837 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2839 * tree-iterator.c (tsi_split_statement_list_after,
2840 tsi_split_statement_list_before): Remove.
2841 * tree-iterator.h: Remove the prototypes for
2842 tsi_split_statement_list_after and tsi_split_statement_list_before.
2844 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2846 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2847 * tree-ssa-propagate.h: Remove the prototype for
2848 stmt_makes_single_load.
2850 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2852 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2853 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2855 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2857 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2859 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2861 * except.c (eh_region_outer_p): Remove.
2862 * except.h: Remove the prototype for eh_region_outer_p.
2864 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2866 * function.c (current_function_assembler_name): Remove.
2867 * function.h: Remove the prototype for
2868 current_function_assembler_name.
2870 2009-04-16 Ian Lance Taylor <iant@google.com>
2872 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2873 (add_reg_note): Call alloc_reg_note.
2874 * rtl.h (alloc_reg_note): Declare.
2875 * combine.c (try_combine): Use alloc_reg_note.
2876 (recog_for_combine, move_deaths): Likewise.
2877 (distribute_notes): Use alloc_reg_note and add_reg_note.
2878 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2879 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2880 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2882 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2884 PR rtl-optimization/39762
2885 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2886 ira_may_move_out_cost): Add comments about way of their usage.
2887 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2889 * ira-conflicts.c (process_regs_for_copy): Use function
2890 ira_get_register_move_cost instead of global
2891 ira_register_move_cost.
2893 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2894 color_pass, move_spill_restore, update_curr_costs): Ditto.
2896 * ira-lives.c (process_single_reg_class_operands): Ditto.
2898 * ira-emit.c (emit_move_list): Ditto.
2900 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2901 (record_reg_classes): Ditto. Use functions
2902 ira_get_register_move_cost and ira_get_may_move_cost instead of
2903 global vars ira_register_move_cost, ira_may_move_out_cost and
2904 ira_may_move_in_cost.
2905 (record_address_regs): Don't call ira_init_register_move_cost.
2906 Use function ira_get_may_move_cost instead of global
2907 ira_may_move_in_cost.
2908 (process_bb_node_for_hard_reg_moves): Use function
2909 ira_get_register_move_cost instead of global ira_register_move_cost.
2910 (ira_costs): Don't call ira_init_register_move_cost.
2912 2009-04-16 Richard Guenther <rguenther@suse.de>
2914 * tree-cfg.c (verify_gimple_assign_binary):
2915 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2916 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2917 (create_general_new_stmt): Note that this function is broken.
2919 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2921 * common.opt (fhelp): Add Var(help_flag).
2922 * gcc-plugin.h (plugin_info): Add help.
2923 * plugin.c (plugin_name_args): Add help.
2924 (register_plugin_info): Set plugin->help.
2925 (print_help_one_plugin): New.
2926 (print_plugins_help): New.
2927 * plugin.h (print_plugins_help): New.
2928 * toplev.c (toplev_main): Call print_plugins_help if needed.
2930 2009-04-16 Richard Guenther <rguenther@suse.de>
2932 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2933 (gimple_ior_addresses_taken_1): New function.
2934 (gimple_ior_addresses_taken): Likewise.
2935 * gimple.h (struct gimple_statement_with_ops_base): Remove
2936 addresses_taken member.
2937 (gimple_ior_addresses_taken): Declare.
2938 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2939 gimple_set_addresses_taken): Remove.
2940 * ipa-reference.c (mark_address): New function.
2941 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2942 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2943 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2944 (gimple_add_to_addresses_taken): Remove.
2945 (get_tmr_operands): Call mark_address_taken.
2946 (get_asm_expr_operands): Likewise.
2947 (get_expr_operands): Likewise.
2948 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2949 (free_stmt_operands): Do not free it.
2950 * tree-ssa.c (delete_tree_ssa): Likewise.
2951 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2953 2009-04-16 Richard Guenther <rguenther@suse.de>
2955 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2956 (walk_stmt_load_store_ops): Likewise.
2957 * gimple.c (get_base_loadstore): New function.
2958 (walk_stmt_load_store_addr_ops): Likewise.
2959 (walk_stmt_load_store_ops): Likewise.
2960 * ipa-pure-const.c (check_op): Simplify.
2961 (check_load, check_store): New functions.
2962 (check_stmt): Use walk_stmt_load_store_ops.
2963 * ipa-reference.c (mark_load): Adjust signature.
2964 (mark_store): Likewise.
2965 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2967 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2969 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2971 * opts.c (common_handle_option): Don't call print_version.
2972 * plugin.c (plugin_name_args): Add version.
2973 (register_plugin_info): New.
2974 (register_callback): Handle PLUGIN_INFO.
2975 (try_init_one_plugin): New.
2976 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2978 (finalize_one_plugin): New.
2979 (finalize_plugins): New.
2980 (print_one_plugin): New.
2981 (print_plugins_versions): New.
2982 * plugin.h (print_plugins_versions): New.
2983 (finalize_plugins): New.
2984 * toplev.c (compile_file): Don't call initialize_plugins.
2985 (print_version): Call print_plugins_versions.
2986 (toplev_main): Call initialize_plugins. Print version if needed.
2987 Call finalize_plugins.
2989 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2991 * common.opt (fversion): New.
2992 * gcc.c (print_version): New.
2993 (process_command): Don't print the version. Just set print_version.
2994 (main): Print version. Call subprocesses if print_version and
2995 verbose_flag are set.
2996 * opts.c (common_handle_option): Handle OPT_fversion.
2998 2009-04-16 Richard Guenther <rguenther@suse.de>
2999 Ira Rosen <irar@il.ibm.com>
3001 PR tree-optimization/39698
3002 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3003 type of the reduction variable. Only generate the def if
3006 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3007 make sure to first convert to an integer of the same precision.
3008 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3009 the type of the evolution correctly in computing the new
3010 induction variable base.
3012 2009-04-16 Richard Guenther <rguenther@suse.de>
3015 * tree-cfg.c (make_blocks): Split statements with to-be
3016 abnormal SSA names on the lhs.
3018 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3020 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3021 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3022 * c-typeck.c (really_start_incremental_init): Likewise.
3023 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3024 (TARGET_INITIALIZER): Remove it.
3025 * target.h (struct target): Remove vector_opaque_p.
3026 * tree.c (build_opaque_vector_type): New.
3027 * tree.h (TYPE_VECTOR_OPAQUE): New.
3028 (build_opaque_vector_type): Declare.
3029 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3030 * config/rs6000/rs6000.c (build_opaque_vector_type,
3031 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3032 (rs6000_init_builtins): Use build_opaque_vector_type for
3033 opaque_V4SI_type_node.
3035 2009-04-15 Catherine Moore <clm@codesourcery.com>
3037 * debug.h (set_name): Declare.
3038 * dwarf2out.c (dwarf2out_set_name): Declare.
3039 (dwarf2_debug_hooks): Add set_name.
3040 (find_AT_string): New.
3041 (add_AT_string): Call find_AT_string.
3042 (dwarf2out_set_name): New.
3043 * cp/decl.c (grokdeclarator): Call set_name.
3044 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3045 * debug.c (do_nothing_debug_hooks): Likewise.
3046 * dbxout.c (dbx_debug_hooks): Likewise.
3047 * sdbout.c (sdb_debug_hooks): Likewise.
3049 2009-04-15 Michael Eager <eager@eagercon.com>
3051 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3052 reg for single-precision FPU.
3053 * config/rs6000/rs6000.md (movsi_internal1): Only for
3055 (movsi_internal1_single): New. Add pattern to move SI values to/from
3056 single-precision FP regs.
3058 2009-04-15 Richard Guenther <rguenther@suse.de>
3060 * omp-low.c (lower_rec_input_clauses): Build correct address
3062 (expand_omp_for_generic): Fix multiplication type.
3063 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3064 (generate_memset_zero): Fix types.
3065 * tree-profile.c (prepare_instrumented_value): Correctly
3068 2009-04-15 Ian Lance Taylor <iant@google.com>
3070 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3071 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3072 for -Wall and for -Wc++-compat.
3073 (c_common_post_options): For C++, set warn_enum_compare if not
3075 * c-tree.h (struct c_expr): Add field original_type.
3076 (build_external_ref): Update declaration.
3077 * c-parser.c (c_parser_braced_init): Set original_type.
3078 (c_parser_initelt): Likewise.
3079 (c_parser_expr_no_commas): Likewise.
3080 (c_parser_conditional_expression): Likewise.
3081 (c_parser_cast_expression): Likewise.
3082 (c_parser_unary_expression): Likewise. Pull setting of
3083 original_code to top of function.
3084 (c_parser_sizeof_expression): Set original_type.
3085 (c_parser_alignof_expression): Likewise.
3086 (c_parser_postfix_expression): Likewise. Pull setting of
3087 original_code to top of function.
3088 (c_parser_postfix_expression_after_paren_type): Set original_type.
3089 (c_parser_postfix_expression_after_primary): Likewise.
3090 (c_parser_expression): Likewise.
3091 * c-typeck.c (build_external_ref): Add type parameter. Change all
3093 (c_expr_sizeof_expr): Set original_type field.
3094 (parser_build_unary_op): Likewise.
3095 (parser_build_binary_op): Likewise. Optionally warn about
3096 comparisons of enums of different types.
3097 (digest_init): Set original_type field.
3098 (really_start_incremental_init): Likewise.
3099 (push_init_level, pop_init_level): Likewise.
3100 * doc/invoke.texi (Warning Options): -Wenum-compare now
3103 2009-04-15 Richard Guenther <rguenther@suse.de>
3105 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3106 out a necessary conversion.
3107 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3108 names we didn't value number.
3109 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3111 2009-04-15 Richard Guenther <rguenther@suse.de>
3113 PR tree-optimization/39764
3114 * tree-ssa-ccp.c (get_value): Canonicalize value with
3115 canonicalize_float_value.
3117 2009-04-15 Jan Hubicka <jh@suse.cz>
3119 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3120 Wrong version of patch.
3122 2009-04-15 Jan Hubicka <jh@suse.cz>
3124 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3126 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3128 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3129 our distinct integral and vector types.
3131 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3133 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3134 * init.c (build_vtbl_address): Remove call to assemble_external.
3136 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3138 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3139 output for other floating point modes.
3141 2009-04-14 Diego Novillo <dnovillo@google.com>
3143 * diagnostic.c (diagnostic_report_diagnostic): Do not
3144 warn about loaded plugins for DK_ERROR and DK_WARNING.
3145 * c-decl.c (declspecs_add_type): Move call to
3146 invoke_plugin_callbacks ...
3147 * c-parser.c (c_parser_declspecs): ... here.
3148 * plugin.c (dump_active_plugins): Tidy output.
3150 2009-04-14 Diego Novillo <dnovillo@google.com>
3151 Le-Chun Wu <lcwu@google.com>
3153 * configure.ac: Add --enable-plugin support.
3154 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3155 * Makefile.in (PLUGIN_H): Define.
3156 Export ENABLE_PLUGIN and GMPINC to site.exp.
3157 Add PLUGINLIBS to link command.
3158 Add/modify dependencies for plugin.o and files including plugin.h.
3160 * config.in: Regenerate.
3162 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3165 2009-04-14 Le-Chun Wu <lcwu@google.com>
3167 * tree-pass.h (register_one_dump_file): Add a prototype for
3168 register_one_dump_file.
3169 * toplev.c (compile_file): Call initialize_plugins.
3170 (do_compile): Call invoke_plugin_callbacks.
3171 (toplev_main): Call invoke_plugin_callbacks.
3172 * common.opt: Add -fplugin= and -fplugin-arg-.
3173 * gcc-plugin.h: New public header file for plugins to include.
3174 * plugin.c: New source file.
3175 * plugin.h: New internal header file.
3176 * passes.c (register_one_dump_file): Make it external.
3178 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3180 2009-04-14 Diego Novillo <dnovillo@google.com>
3182 * doc/plugins.texi: New.
3183 * doc/gccint.texi: Add reference to Plugins chapter.
3184 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3185 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3186 loaded plugins, if any.
3187 * timevar.def (TV_PLUGIN_INIT): Define.
3188 (TV_PLUGIN_RUN): Define.
3189 * plugin.c: Include timevar.h
3190 (plugins_active_p): New.
3191 (dump_active_plugins): New.
3192 (debug_active_plugins): New.
3194 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3196 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3198 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3200 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3202 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3203 the same as a minus without a shift.
3205 2009-04-14 Nick Clifton <nickc@redhat.com>
3207 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3208 comparisons with small integers will always produce a short
3211 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3214 2008-12-19 Diego Novillo <dnovillo@google.com>
3216 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3218 2009-04-14 Richard Guenther <rguenther@suse.de>
3220 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3222 (verify_gimple_assign_binary): Likewise. Handle shifts and
3224 (verify_gimple_phi): Print the mismatched argument position.
3225 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3227 (vect_update_init_of_dr): Likewise.
3228 * matrix-reorg.c (transform_access_sites): Do what the
3230 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3232 2009-04-13 Michael Eager <eager@eagercon.com>
3234 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3235 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3236 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3237 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3238 remove duplicate config
3240 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3242 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3243 file_name:line_number type locator of the call site.
3245 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3247 * genautomata.c: Put blank after comma.
3248 (automaton_decls): New.
3249 (struct unit_usage): Add comments to member next.
3250 (store_alt_unit_usage): Keep the list ordered.
3251 (unit_present_on_list_p, equal_alternatives_p): New.
3252 (check_regexp_units_distribution): Check units distribution
3253 correctness correctly.
3254 (main): Don't write automata if error is found. Return correct
3257 * config/m68k/cf.md (cfv4_ds): Remove.
3258 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3259 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3261 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3262 power4-load-ext, power4-store, power4-store-update,
3263 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3264 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3265 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3266 power4-sqrt, power4-isync): Modify reservation to make correct
3267 unit distribution to automata.
3269 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3270 power5-store-update, power5-two, power5-three, power5-lmul,
3271 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3273 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3275 * except.c (pass_set_nothrow_function_flags): Set name and add
3277 (set_nothrow_function_flags): Mention in the dump file when
3278 changing a function to nothrow.
3280 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3283 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3284 instead of unsigned long.
3286 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3288 * config/arm/arm.c (return_used_this_function): Remove.
3289 (arm_output_function_prologue): Remove use of
3290 return_used_this_function.
3291 (output_return_instruction): Replace use of
3292 return_used_this_function
3293 by cfun->machine->return_used_this_function.
3294 (arm_output_epilogue): Likewise.
3295 (arm_output_function_epilogue): Likewise.
3296 (thumb_unexpanded_epilogue): Likewise.
3297 * config/arm/arm.h (struct machine_function):
3298 New member return_used_this_function.
3300 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3302 * doc/install.texi: Correct description of default directory for
3303 --with-gxx-include-dir.
3305 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3307 * fold-const.c (build_range_check): Properly deal with enumeral and
3310 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3312 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3313 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3314 * params.h (MAX_GCSE_PASSES): Remove.
3315 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3316 in sequence. Remove ability to run multiple passes.
3317 (bypass_jumps): Report run as third CPROP pass.
3319 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3322 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3323 when deciding whether the whole SEQUENCE can throw.
3325 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3328 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3329 offseted label references.
3331 2009-04-11 Jan Hubicka <jh@suse.cz>
3333 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3335 2009-04-11 Richard Guenther <rguenther@suse.de>
3338 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3339 return variables as TREE_ADDRESSABLE.
3341 2009-04-11 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/39713
3344 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3345 reference trees have SSA_NAME operands.
3347 2009-04-11 Richard Guenther <rguenther@suse.de>
3350 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3351 address expressions.
3353 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3355 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3356 match changes in Cygwin 1.7
3357 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3358 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3360 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3362 PR tree-optimization/39701
3363 * doc/invoke.texi (Optimization Options): Document change in
3364 meaning and initialization of -fdelete-null-pointer-checks.
3366 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3369 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3371 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3374 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3376 2009-04-10 Chao-ying Fu <fu@mips.com>
3378 * doc/tm.texi (Instruction Output): Document
3379 TARGET_ASM_FINAL_POSTSCAN_INSN.
3380 * target.h (final_postscan_insn): New field in asm_out.
3381 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3382 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3383 * final.c (final_scan_insn): Call
3384 targetm.asm_out.final_postscan_insn after outputting
3385 an asm macro and a normal instruction.
3387 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3388 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3389 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3390 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3391 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3393 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3396 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3397 variables as non-NULL even with -fdelete-null-pointer-checks.
3399 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3401 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3403 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3406 * config/i386/i386.c (classify_argument): Handle SCmode with
3407 (bit_offset % 64) != 0.
3409 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3411 * doc/invoke.texi (Optimize Options): Add cross-reference to
3412 -Q --help=optimizers examples.
3414 2009-04-10 Ben Elliston <bje@au.ibm.com>
3417 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3418 regalign for the reg == fpr and TDmode case.
3420 2009-04-09 David Ayers <ayers@fsfe.org>
3423 * objc/objc-act.c (warn_with_method): Remove helper function.
3424 (check_duplicates): Call warning and inform directly.
3425 (really_start_method): Likewise.
3427 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3429 * expmed.c (expand_divmod): Always use a comparison for a division
3430 by a large unsigned integer.
3432 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3433 for things others than variables or functions as nonzero.
3435 2009-04-09 Nick Clifton <nickc@redhat.com>
3437 * unwind-compat.c: Change copyright header to refer to version
3438 3 of the GNU General Public License with version 3.1 of the
3439 GCC Runtime Library Exception and to point readers at the
3440 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3441 * config/alpha/crtfastmath.c: Likewise.
3442 * config/alpha/linux-unwind.h: Likewise.
3443 * config/alpha/qrnnd.asm: Likewise.
3444 * config/alpha/vms-crt0-64.c: Likewise.
3445 * config/alpha/vms-crt0.c: Likewise.
3446 * config/alpha/vms-dwarf2.asm: Likewise.
3447 * config/alpha/vms-dwarf2eh.asm: Likewise.
3448 * config/alpha/vms-psxcrt0-64.c: Likewise.
3449 * config/alpha/vms-psxcrt0.c: Likewise.
3450 * config/alpha/vms_tramp.asm: Likewise.
3451 * config/arc/initfini.c: Likewise.
3452 * config/arc/lib1funcs.asm: Likewise.
3453 * config/arm/bpabi-v6m.S: Likewise.
3454 * config/arm/bpabi.S: Likewise.
3455 * config/arm/bpabi.c: Likewise.
3456 * config/arm/crti.asm: Likewise.
3457 * config/arm/crtn.asm: Likewise.
3458 * config/arm/ieee754-df.S: Likewise.
3459 * config/arm/ieee754-sf.S: Likewise.
3460 * config/arm/lib1funcs.asm: Likewise.
3461 * config/arm/libunwind.S: Likewise.
3462 * config/arm/linux-atomic.c: Likewise.
3463 * config/arm/mmintrin.h: Likewise.
3464 * config/arm/pr-support.c: Likewise.
3465 * config/arm/unaligned-funcs.c: Likewise.
3466 * config/arm/unwind-arm.c: Likewise.
3467 * config/arm/unwind-arm.h: Likewise.
3468 * config/avr/libgcc.S: Likewise.
3469 * config/bfin/crti.s: Likewise.
3470 * config/bfin/crtlibid.s: Likewise.
3471 * config/bfin/crtn.s: Likewise.
3472 * config/bfin/lib1funcs.asm: Likewise.
3473 * config/bfin/linux-unwind.h: Likewise.
3474 * config/cris/arit.c: Likewise.
3475 * config/cris/cris_abi_symbol.c: Likewise.
3476 * config/darwin-64.c: Likewise.
3477 * config/darwin-crt2.c: Likewise.
3478 * config/darwin-crt3.c: Likewise.
3479 * config/darwin.h: Likewise.
3480 * config/dbxelf.h: Likewise.
3481 * config/dfp-bit.c: Likewise.
3482 * config/dfp-bit.h: Likewise.
3483 * config/elfos.h: Likewise.
3484 * config/fixed-bit.c: Likewise.
3485 * config/fixed-bit.h: Likewise.
3486 * config/fp-bit.c: Likewise.
3487 * config/fp-bit.h: Likewise.
3488 * config/fr30/crti.asm: Likewise.
3489 * config/fr30/crtn.asm: Likewise.
3490 * config/fr30/lib1funcs.asm: Likewise.
3491 * config/freebsd-spec.h: Likewise.
3492 * config/frv/cmovd.c: Likewise.
3493 * config/frv/cmovh.c: Likewise.
3494 * config/frv/cmovw.c: Likewise.
3495 * config/frv/frvbegin.c: Likewise.
3496 * config/frv/frvend.c: Likewise.
3497 * config/frv/lib1funcs.asm: Likewise.
3498 * config/glibc-stdint.h: Likewise.
3499 * config/h8300/clzhi2.c: Likewise.
3500 * config/h8300/crti.asm: Likewise.
3501 * config/h8300/crtn.asm: Likewise.
3502 * config/h8300/ctzhi2.c: Likewise.
3503 * config/h8300/fixunssfsi.c: Likewise.
3504 * config/h8300/lib1funcs.asm: Likewise.
3505 * config/h8300/parityhi2.c: Likewise.
3506 * config/h8300/popcounthi2.c: Likewise.
3507 * config/i386/ammintrin.h: Likewise.
3508 * config/i386/att.h: Likewise.
3509 * config/i386/avxintrin.h: Likewise.
3510 * config/i386/biarch64.h: Likewise.
3511 * config/i386/bmmintrin.h: Likewise.
3512 * config/i386/cpuid.h: Likewise.
3513 * config/i386/cross-stdarg.h: Likewise.
3514 * config/i386/crtfastmath.c: Likewise.
3515 * config/i386/crtprec.c: Likewise.
3516 * config/i386/cygming-crtbegin.c: Likewise.
3517 * config/i386/cygming-crtend.c: Likewise.
3518 * config/i386/cygwin.asm: Likewise.
3519 * config/i386/emmintrin.h: Likewise.
3520 * config/i386/gmm_malloc.h: Likewise.
3521 * config/i386/gthr-win32.c: Likewise.
3522 * config/i386/i386.h: Likewise.
3523 * config/i386/immintrin.h: Likewise.
3524 * config/i386/linux-unwind.h: Likewise.
3525 * config/i386/linux64.h: Likewise.
3526 * config/i386/mm3dnow.h: Likewise.
3527 * config/i386/mmintrin-common.h: Likewise.
3528 * config/i386/mmintrin.h: Likewise.
3529 * config/i386/nmmintrin.h: Likewise.
3530 * config/i386/pmm_malloc.h: Likewise.
3531 * config/i386/pmmintrin.h: Likewise.
3532 * config/i386/smmintrin.h: Likewise.
3533 * config/i386/sol2-c1.asm: Likewise.
3534 * config/i386/sol2-ci.asm: Likewise.
3535 * config/i386/sol2-cn.asm: Likewise.
3536 * config/i386/sol2-gc1.asm: Likewise.
3537 * config/i386/tmmintrin.h: Likewise.
3538 * config/i386/unix.h: Likewise.
3539 * config/i386/w32-unwind.h: Likewise.
3540 * config/i386/wmmintrin.h: Likewise.
3541 * config/i386/x86-64.h: Likewise.
3542 * config/i386/x86intrin.h: Likewise.
3543 * config/i386/xmmintrin.h: Likewise.
3544 * config/ia64/crtbegin.asm: Likewise.
3545 * config/ia64/crtend.asm: Likewise.
3546 * config/ia64/crtfastmath.c: Likewise.
3547 * config/ia64/crti.asm: Likewise.
3548 * config/ia64/crtn.asm: Likewise.
3549 * config/ia64/fde-glibc.c: Likewise.
3550 * config/ia64/lib1funcs.asm: Likewise.
3551 * config/ia64/linux-unwind.h: Likewise.
3552 * config/ia64/quadlib.c: Likewise.
3553 * config/ia64/unwind-ia64.c: Likewise.
3554 * config/linux.h: Likewise.
3555 * config/m32c/m32c-lib1.S: Likewise.
3556 * config/m32c/m32c-lib2-trapv.c: Likewise.
3557 * config/m32c/m32c-lib2.c: Likewise.
3558 * config/m32r/initfini.c: Likewise.
3559 * config/m68hc11/larith.asm: Likewise.
3560 * config/m68hc11/m68hc11-crt0.S: Likewise.
3561 * config/m68k/cf.md: Likewise.
3562 * config/m68k/crti.s: Likewise.
3563 * config/m68k/crtn.s: Likewise.
3564 * config/m68k/lb1sf68.asm: Likewise.
3565 * config/m68k/linux-unwind.h: Likewise.
3566 * config/mcore/crti.asm: Likewise.
3567 * config/mcore/crtn.asm: Likewise.
3568 * config/mcore/lib1.asm: Likewise.
3569 * config/mips/linux-unwind.h: Likewise.
3570 * config/mips/loongson.h: Likewise.
3571 * config/mips/mips16.S: Likewise.
3572 * config/mmix/crti.asm: Likewise.
3573 * config/mmix/crtn.asm: Likewise.
3574 * config/pa/fptr.c: Likewise.
3575 * config/pa/hpux-unwind.h: Likewise.
3576 * config/pa/lib2funcs.asm: Likewise.
3577 * config/pa/linux-atomic.c: Likewise.
3578 * config/pa/linux-unwind.h: Likewise.
3579 * config/pa/milli64.S: Likewise.
3580 * config/pa/quadlib.c: Likewise.
3581 * config/pa/stublib.c: Likewise.
3582 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3583 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3584 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3585 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3586 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3587 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3588 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3589 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3590 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3591 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3592 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3593 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3594 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3595 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3596 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3597 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3598 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3599 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3600 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3601 * config/rs6000/750cl.h: Likewise.
3602 * config/rs6000/altivec.h: Likewise.
3603 * config/rs6000/biarch64.h: Likewise.
3604 * config/rs6000/crtresfpr.asm: Likewise.
3605 * config/rs6000/crtresgpr.asm: Likewise.
3606 * config/rs6000/crtresxfpr.asm: Likewise.
3607 * config/rs6000/crtresxgpr.asm: Likewise.
3608 * config/rs6000/crtsavfpr.asm: Likewise.
3609 * config/rs6000/crtsavgpr.asm: Likewise.
3610 * config/rs6000/darwin-asm.h: Likewise.
3611 * config/rs6000/darwin-fallback.c: Likewise.
3612 * config/rs6000/darwin-fpsave.asm: Likewise.
3613 * config/rs6000/darwin-ldouble.c: Likewise.
3614 * config/rs6000/darwin-tramp.asm: Likewise.
3615 * config/rs6000/darwin-unwind.h: Likewise.
3616 * config/rs6000/darwin-vecsave.asm: Likewise.
3617 * config/rs6000/darwin-world.asm: Likewise.
3618 * config/rs6000/e500crtres32gpr.asm: Likewise.
3619 * config/rs6000/e500crtres64gpr.asm: Likewise.
3620 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3621 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3622 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3623 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3624 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3625 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3626 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3627 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3628 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3629 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3630 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3631 * config/rs6000/eabi-ci.asm: Likewise.
3632 * config/rs6000/eabi-cn.asm: Likewise.
3633 * config/rs6000/eabi.asm: Likewise.
3634 * config/rs6000/linux-unwind.h: Likewise.
3635 * config/rs6000/linux64.h: Likewise.
3636 * config/rs6000/paired.h: Likewise.
3637 * config/rs6000/paired.md: Likewise.
3638 * config/rs6000/ppc64-fp.c: Likewise.
3639 * config/rs6000/ppu_intrinsics.h: Likewise.
3640 * config/rs6000/rs6000.h: Likewise.
3641 * config/rs6000/si2vmx.h: Likewise.
3642 * config/rs6000/sol-ci.asm: Likewise.
3643 * config/rs6000/sol-cn.asm: Likewise.
3644 * config/rs6000/spe.h: Likewise.
3645 * config/rs6000/spu2vmx.h: Likewise.
3646 * config/rs6000/sysv4.h: Likewise.
3647 * config/rs6000/tramp.asm: Likewise.
3648 * config/rs6000/vec_types.h: Likewise.
3649 * config/s390/linux-unwind.h: Likewise.
3650 * config/s390/tpf-unwind.h: Likewise.
3651 * config/score/crti.asm: Likewise.
3652 * config/score/crtn.asm: Likewise.
3653 * config/sh/crt1.asm: Likewise.
3654 * config/sh/crti.asm: Likewise.
3655 * config/sh/crtn.asm: Likewise.
3656 * config/sh/divtab-sh4-300.c: Likewise.
3657 * config/sh/divtab-sh4.c: Likewise.
3658 * config/sh/divtab.c: Likewise.
3659 * config/sh/lib1funcs-4-300.asm: Likewise.
3660 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3661 * config/sh/lib1funcs.asm: Likewise.
3662 * config/sh/lib1funcs.h: Likewise.
3663 * config/sh/linux-atomic.asm: Likewise.
3664 * config/sh/linux-unwind.h: Likewise.
3665 * config/sh/shmedia.h: Likewise.
3666 * config/sh/sshmedia.h: Likewise.
3667 * config/sh/ushmedia.h: Likewise.
3668 * config/sparc/crtfastmath.c: Likewise.
3669 * config/sparc/linux-unwind.h: Likewise.
3670 * config/sparc/sol2-c1.asm: Likewise.
3671 * config/sparc/sol2-ci.asm: Likewise.
3672 * config/sparc/sol2-cn.asm: Likewise.
3673 * config/spu/divmodti4.c: Likewise.
3674 * config/spu/divv2df3.c: Likewise.
3675 * config/spu/float_disf.c: Likewise.
3676 * config/spu/float_unsdidf.c: Likewise.
3677 * config/spu/float_unsdisf.c: Likewise.
3678 * config/spu/float_unssidf.c: Likewise.
3679 * config/spu/mfc_multi_tag_release.c: Likewise.
3680 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3681 * config/spu/mfc_tag_release.c: Likewise.
3682 * config/spu/mfc_tag_reserve.c: Likewise.
3683 * config/spu/mfc_tag_table.c: Likewise.
3684 * config/spu/multi3.c: Likewise.
3685 * config/spu/spu_internals.h: Likewise.
3686 * config/spu/spu_intrinsics.h: Likewise.
3687 * config/spu/spu_mfcio.h: Likewise.
3688 * config/spu/vec_types.h: Likewise.
3689 * config/spu/vmx2spu.h: Likewise.
3690 * config/stormy16/stormy16-lib2.c: Likewise.
3691 * config/svr4.h: Likewise.
3692 * config/sync.c: Likewise.
3693 * config/v850/lib1funcs.asm: Likewise.
3694 * config/vxlib-tls.c: Likewise.
3695 * config/vxlib.c: Likewise.
3696 * config/vxworks-dummy.h: Likewise.
3697 * config/xtensa/crti.asm: Likewise.
3698 * config/xtensa/crtn.asm: Likewise.
3699 * config/xtensa/ieee754-df.S: Likewise.
3700 * config/xtensa/ieee754-sf.S: Likewise.
3701 * config/xtensa/lib1funcs.asm: Likewise.
3702 * config/xtensa/lib2funcs.S: Likewise.
3703 * config/xtensa/linux-unwind.h: Likewise.
3704 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3705 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3706 * coretypes.h: Likewise.
3707 * crtstuff.c: Likewise.
3708 * defaults.h: Likewise.
3709 * dwarf2.h: Likewise.
3710 * emutls.c: Likewise.
3711 * gbl-ctors.h: Likewise.
3712 * gcov-io.h: Likewise.
3713 * ginclude/float.h: Likewise.
3714 * ginclude/iso646.h: Likewise.
3715 * ginclude/stdarg.h: Likewise.
3716 * ginclude/stdbool.h: Likewise.
3717 * ginclude/stddef.h: Likewise.
3718 * ginclude/stdfix.h: Likewise.
3719 * ginclude/stdint-gcc.h: Likewise.
3720 * ginclude/tgmath.h: Likewise.
3721 * gthr-aix.h: Likewise.
3722 * gthr-dce.h: Likewise.
3723 * gthr-gnat.c: Likewise.
3724 * gthr-gnat.h: Likewise.
3725 * gthr-lynx.h: Likewise.
3726 * gthr-mipssde.h: Likewise.
3727 * gthr-nks.h: Likewise.
3728 * gthr-posix.c: Likewise.
3729 * gthr-posix.h: Likewise.
3730 * gthr-posix95.h: Likewise.
3731 * gthr-rtems.h: Likewise.
3732 * gthr-single.h: Likewise.
3733 * gthr-solaris.h: Likewise.
3734 * gthr-tpf.h: Likewise.
3735 * gthr-vxworks.h: Likewise.
3736 * gthr-win32.h: Likewise.
3738 * libgcc2.c: Likewise.
3739 * libgcc2.h: Likewise.
3740 * libgcov.c: Likewise.
3741 * tsystem.h: Likewise.
3742 * typeclass.h: Likewise.
3743 * unwind-c.c: Likewise.
3744 * unwind-compat.h: Likewise.
3745 * unwind-dw2-fde-compat.c: Likewise.
3746 * unwind-dw2-fde-darwin.c: Likewise.
3747 * unwind-dw2-fde-glibc.c: Likewise.
3748 * unwind-dw2-fde.c: Likewise.
3749 * unwind-dw2-fde.h: Likewise.
3750 * unwind-dw2.c: Likewise.
3751 * unwind-dw2.h: Likewise.
3752 * unwind-generic.h: Likewise.
3753 * unwind-pe.h: Likewise.
3754 * unwind-sjlj.c: Likewise.
3755 * unwind.inc: Likewise.
3756 * config/arm/neon-gen.ml: Change generated copyright header to
3757 refer to version 3 of the GNU General Public License with
3758 version 3.1 of the GCC Runtime Library Exception and to point
3759 readers at the COPYING3 and COPYING3.RUNTIME files and the
3760 FSF's license web page.
3761 * config/arm/arm_neon.h: Regenerate.
3763 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3765 * config/cris/cris.md: Change copyright header to refer to version
3766 3 of the GNU General Public License.
3767 * doc/install.texi2html: Change copyright header to refer to version
3768 3 of the GNU General Public License and to point readers at the
3769 COPYING3 file and the FSF's license web page.
3770 * config/vax/linux.h: Likewise.
3772 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3774 * config/i386/i386.md (cmpcc): New.
3775 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3776 (sync_compare_and_swap_cc*): Delete.
3778 * config/s390/s390.c (s390_compare_emitted): Remove.
3779 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3780 s390_compare_emitted used to be handled. Assert that modes match.
3781 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3782 refer to sync_compare_and_swap_ccsi.
3783 * config/s390/s390.h (s390_compare_emitted): Remove.
3784 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3785 instead of s390_compare_emitted.
3786 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3787 instead of s390_compare_emitted.
3788 * config/s390/s390.md (cmpcc): New.
3789 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3790 CC_REGNUM, do not pretend it's set.
3791 (sync_compare_and_swap_cc*): Delete.
3792 * config/s390/predicates.md (cc_reg_operand): New.
3794 * expr.c (sync_compare_and_swap_cc): Delete.
3795 * optabs.h (sync_compare_and_swap_cc): Delete.
3796 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3797 is being used with can_compare_p.
3798 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3800 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3801 look for a MODE_CC set instead. Use emit_store_flag.
3802 (expand_compare_and_swap_loop): Likewise, with some additional
3803 complication to avoid a force_reg when useless. Use
3804 emit_cmp_and_jump_insns.
3805 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3806 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3807 sync_compare_and_swap documentation.
3809 2009-04-09 Jan Hubicka <jh@suse.cz>
3811 * except.c (find_prev_try): Break out from ....
3812 (duplicate_eh_regions): ... here; properly update prev_try pointers
3813 when duplication part of tree.
3814 (dump_eh_tree): Improve dumping.
3815 (verify_eh_region): New.
3816 (verify_eh_tree): Use it.
3818 2009-04-06 Richard Guenther <rguenther@suse.de>
3820 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3821 &ARRAY addresses by adjusting their types and prepending
3823 * tree-cfg.c (verify_gimple_assign_single): Verify that
3824 addresses are correct.
3826 2009-04-09 Richard Guenther <rguenther@suse.de>
3828 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3829 indices into an array reference if possible.
3830 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3831 Fold POINTER_PLUS_EXPR statements with invariant address.
3833 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3836 * config.gcc (powerpc64-*-linux*): Always build biarch.
3838 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3841 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3842 it and pedwarn if this results in an INTEGER_CST.
3844 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3846 * doc/install.texi: Update minimum GMP version. Remove obsolete
3847 text in MPFR section.
3849 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3851 * dwarf2out.c (class_scope_p): New static inline.
3852 (class_or_namespace_scope_p): Use it.
3853 (gen_variable_die): Use DW_TAG_member tag for static data member
3854 declarations instead of DW_TAG_variable.
3857 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3860 2009-04-08 Richard Guenther <rguenther@suse.de>
3862 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3863 valueize random data.
3865 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3867 * config.gcc (aix tm_file): Add aix-stdint.h.
3868 (aix tm clause use_gcc_stdint): Set to wrap.
3869 * config/rs6000/aix-stdint.h: New file.
3871 2009-04-08 Richard Guenther <rguenther@suse.de>
3874 * tree-dfa.c (add_referenced_var): Do not recurse into
3875 global initializers.
3876 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3878 (fold_const_aggregate_ref): Likewise.
3880 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3882 * recog.c (ordered_comparison_operator): New.
3883 * gensupport.c (std_preds): Add it.
3884 * doc/md.texi (Machine-Independent Predicates): Document it.
3886 2009-04-08 Jan Hubicka <jh@suse.cz>
3888 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3889 * function.h (rtl_eh): Remove exception_handler_label_map.
3890 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3891 remove_exception_handler_label, for_each_eh_label_1): Remove.
3892 (rtl_remove_unreachable_regions): Remove.
3893 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3894 (find_exception_handler_labels): Don't build the hashtable.
3895 (maybe_remove_eh_handler): Remove.
3896 (for_each_eh_label): Rewrite to walk the tree.
3897 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3898 * except.h (maybe_remove_eh_handler): Remove.
3899 * passes.c (init_optimization_passes): Schedule second EH cleanup
3901 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3902 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3904 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3906 * genoutput.c (validate_optab_operands): New.
3907 (gen_insn, gen_expand): Call it.
3909 * genflags.c (gen_insn): Detect misused iterators.
3910 (main): Pass line_no to gen_insn, exit with status 1 on error.
3912 * genextract.c (line_no): Make global.
3913 (VEC_safe_set_locstr): Change assertion to error message.
3914 (main): Exit with status 1 on error.
3916 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3920 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3921 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3922 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3923 * c-convert.c (convert): Do not call fold on results of conversion
3924 functions when the result is a C_MAYBE_CONST_EXPR.
3925 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3926 of __builtin_choose_expr.
3927 * c-typeck.c (remove_c_maybe_const_expr): New.
3928 (build_unary_op, build_conditional_expr, build_compound_expr,
3929 build_binary_op, c_objc_common_truthvalue_conversion): Call
3930 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3933 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3935 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3936 CODE to produce a new one. Add a prototype to use fold_convert_const
3938 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3941 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3942 mix declarations and code.
3944 2009-04-08 Ben Elliston <bje@au.ibm.com>
3946 * gcc.c: Replace `CC' with `GCC' throughout.
3948 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3950 * doc/invoke.texi: Document Atom support.
3952 2009-04-07 Jason Merrill <jason@redhat.com>
3955 * c-common.h, c-common.c: Add flag_pretty_templates.
3956 * c-opts.c (c_common_handle_option): Set it.
3957 * c.opt: Add -fno-pretty-templates.
3958 * doc/invoke.texi (C++ Dialect Options): Likewise.
3960 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3962 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3963 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3964 (ia64_expand_builtin): Likewise.
3966 2009-04-07 Martin Jambor <mjambor@suse.cz>
3968 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3969 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3970 ADDR_EXPRS are include too.
3972 2009-04-07 Richard Guenther <rguenther@suse.de>
3974 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3975 decls are only used if passes as parameters or if they are
3976 local statics and the call is not to a builtin.
3977 (call_may_clobber_ref_p_1): Likewise.
3979 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3981 * expr.c (do_store_flag): Remove last argument. Simplify code
3982 to avoid duplication of tests already done by can_compare_p.
3983 (expand_expr_real_1): Adjust caller.
3985 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3987 * optabs.c (can_compare_p): Test the predicate of a
3988 cbranch and cstore pattern.
3990 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3992 * expr.c (convert_move): Use emit_store_flag instead of
3995 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3997 * config/i386/i386.c (ix86_compare_emitted): Remove.
3998 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3999 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4000 * config/i386/i386.h (ix86_compare_emitted): Remove.
4001 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4002 instead of ix86_compare_emitted.
4003 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4005 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4007 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4008 Add t-sysroot-suffix to tmake_file.
4009 * config/print-sysroot-suffix.sh: New file.
4010 * config/t-sysroot-suffix: New file.
4012 2009-04-07 Ben Elliston <bje@au.ibm.com>
4014 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4015 as the latter produces a warning when the target does not support
4018 2009-04-07 Ben Elliston <bje@au.ibm.com>
4020 * dfp.c: Replace type punning assignments with memcpy throughout.
4021 * Makefile.in (dfp.o-warn): Remove.
4023 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4026 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4027 Include soft-fp/t-softfp after rs6000/t-linux64.
4029 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4031 * stor-layout.c (set_sizetype): Use the full precision of their
4032 machine mode for bitsize types.
4034 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4036 * config/i386/i386.md: Revert 2 accidental checkins.
4038 2009-04-06 Joey Ye <joey.ye@intel.com>
4039 Xuepeng Guo <xuepeng.guo@intel.com>
4040 H.J. Lu <hongjiu.lu@intel.com>
4042 Atom pipeline model, tuning and insn selection.
4043 * config.gcc (atom): Add atom config options and target.
4045 * config/i386/atom.md: New.
4047 * config/i386/i386.c (atom_cost): New cost.
4048 (m_ATOM): New macro flag.
4049 (initial_ix86_tune_features): Set m_ATOM.
4050 (x86_accumulate_outgoing_args): Likewise.
4051 (x86_arch_always_fancy_math_387): Likewise.
4052 (processor_target): Add Atom cost.
4053 (cpu_names): Add Atom cpu name.
4054 (override_options): Set Atom ISA.
4055 (ix86_issue_rate): New case PROCESSOR_ATOM.
4056 (ix86_adjust_cost): Likewise.
4058 * config/i386/i386.h (TARGET_ATOM): New target macro.
4059 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4060 (TARGET_OPT_AGU): New target option.
4061 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4062 (processor_type): Add PROCESSOR_ATOM.
4064 * config/i386/i386.md (cpu): Add new value "atom".
4065 (use_carry, movu): New attr.
4066 (atom.md): Include atom.md.
4067 (adddi3_carry_rex64): Set attr "use_carry".
4068 (addqi3_carry): Likewise.
4069 (addhi3_carry): Likewise.
4070 (addsi3_carry): Likewise.
4071 (*addsi3_carry_zext): Likewise.
4072 (subdi3_carry_rex64): Likewise.
4073 (subqi3_carry): Likewise.
4074 (subhi3_carry): Likewise.
4075 (subsi3_carry): Likewise.
4076 (x86_movdicc_0_m1_rex64): Likewise.
4077 (*x86_movdicc_0_m1_se): Likewise.
4078 (x86_movsicc_0_m1): Likewise.
4079 (*x86_movsicc_0_m1_se): Likewise.
4080 (*adddi_1_rex64): Emit add insn as much as possible.
4081 (*addsi_1): Likewise.
4082 (return_internal): Set atom_unit.
4083 (return_internal_long): Likewise.
4084 (return_pop_internal): Likewise.
4085 (*rcpsf2_sse): Set atom_sse_attr attr.
4086 (*qrt<mode>2_sse): Likewise.
4087 (*prefetch_sse): Likewise.
4089 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4091 (ix86_target_macros_internal): Likewise.
4093 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4094 (*prefetch_sse_rex): Likewise.
4095 (sse_rcpv4sf2): Likewise.
4096 (sse_vmrcpv4sf2): Likewise.
4097 (sse_sqrtv4sf2): Likewise.
4098 (<sse>_vmsqrt<mode>2): Likewise.
4099 (sse_ldmxcsr): Likewise.
4100 (sse_stmxcsr): Likewise.
4101 (*sse_sfence): Likewise.
4102 (sse2_clflush): Likewise.
4103 (*sse2_mfence): Likewise.
4104 (*sse2_lfence): Likewise.
4105 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4106 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4107 (avx_movdqu<avxmodesuffix>): Likewise.
4108 (avx_lddqu<avxmodesuffix>): Likewise.
4109 (sse2_movntv2di): Change attr "type" to "ssemov".
4110 (sse2_movntsi): Likewise.
4111 (rsqrtv8sf2): Change attr "type" to "sseadd".
4112 (sse3_addsubv2df3): Set attr "atom_unit".
4113 (sse3_h<plusminus_insn>v4sf3): Likewise.
4114 (*sse2_pmaddwd): Likewise.
4115 (*vec_extractv2di_1_rex64): Likewise.
4116 (*vec_extractv2di_1_avx): Likewise.
4117 (sse2_psadbw): Likewise.
4118 (ssse3_phaddwv8hi3): Likewise.
4119 (ssse3_phaddwv4hi3): Likewise.
4120 (ssse3_phadddv4si3): Likewise.
4121 (ssse3_phadddv2si3): Likewise.
4122 (ssse3_phaddswv8hi3): Likewise.
4123 (ssse3_phaddswv4hi3): Likewise.
4124 (ssse3_phsubwv8hi3): Likewise.
4125 (ssse3_phsubwv4hi3): Likewise.
4126 (ssse3_phsubdv4si3): Likewise.
4127 (ssse3_phsubdv2si3): Likewise.
4128 (ssse3_phsubswv8hi3): Likewise.
4129 (ssse3_phsubswv4hi3): Likewise.
4130 (ssse3_pmaddubsw128): Likewise.
4131 (sse3_pmaddubsw: Likewise.
4132 (ssse3_palignrti): Likewise.
4133 (ssse3_palignrdi): Likewise.
4135 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4137 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4139 2009-04-06 Richard Guenther <rguenther@suse.de>
4141 PR tree-optimization/28868
4142 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4143 of which PHI results we inserted.
4144 (insert_into_preds_of_block): Record inserted PHIs.
4145 (eliminate): Eliminate redundant PHI nodes.
4146 (init_pre): Init inserted_phi_names.
4148 2009-04-06 Richard Guenther <rguenther@suse.de>
4150 PR tree-optimization/39643
4151 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4152 IMAGPART_EXPRs of complex constants.
4153 (execute_fold_all_builtins): If we folded a call queue
4154 TODO_update_address_taken.
4156 2009-04-06 Jan Hubicka <jh@suse.cz>
4159 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4162 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4164 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4166 (ic_invalidate_array): Likewise.
4168 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4170 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4171 alignment for library calls.
4173 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4175 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4176 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4177 * config/i386/mingw-stdint.h: New file.
4179 2009-04-05 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/39648
4182 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4183 our &A vs. &A[0] IL deficiencies.
4185 2009-04-04 Jan Hubicka <jh@suse.cz>
4187 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4188 removed toplevel regions.
4189 (sjlj_mark_call_sites): Likewise.
4191 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4193 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4194 (cygwin tm clause use_gcc_stdint): Set to wrap.
4195 * config/i386/cygwin-stdint.h: New file.
4197 2009-04-04 Richard Guenther <rguenther@suse.de>
4199 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4200 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4201 single-argument PHIs if we are in loop-closed SSA form.
4202 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4203 for the pre-condition.
4204 (slpeel_tree_peel_loop_to_edge): Likewise.
4205 (vect_build_loop_niters): Take an optional sequence to append stmts.
4206 (vect_generate_tmps_on_preheader): Likewise.
4207 (vect_do_peeling_for_loop_bound): Take extra guards for the
4209 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4210 the cost model check.
4211 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4212 guards if we are going to peel. Do not apply versioning in that case.
4213 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4214 (vect_do_peeling_for_loop_bound): Likewise.
4215 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4216 loop bound only record extra pre-conditions, do not apply loop
4219 2009-04-04 Richard Guenther <rguenther@suse.de>
4221 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4224 2009-04-04 Jan Hubicka <jh@suse.cz>
4226 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4227 last_basic_block for size of bb->index indexed array.
4228 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4229 compute_out, link_btr_uses, build_btr_def_use_webs,
4230 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4232 2009-04-04 Jan Hubicka <jh@suse.cz>
4234 * except.c (remove_eh_handler_and_replace): Break out from ...
4235 (remove_eh_handler): ... here.
4236 (bring_to_root): New function.
4237 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4238 handled ones, bring others to root of tree.
4240 2009-04-04 Jan Hubicka <jh@suse.cz>
4242 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4243 (all_phis_safe_to_merge): New function.
4244 (update_info): New structure.
4245 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4246 (cleanup_empty_eh): Update SSA if possible.
4248 2009-04-04 Richard Guenther <rguenther@suse.de>
4250 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4251 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4252 (append_vuse): Likewise.
4254 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4256 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4257 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4258 instead of REG_UNSAVED for DW_CFA_undefined.
4259 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4260 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4263 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4266 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4267 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4268 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4270 2009-04-04 Richard Guenther <rguenther@suse.de>
4272 PR tree-optimization/8781
4273 PR tree-optimization/37892
4274 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4275 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4276 (valueize_refs): Call it for *& valueizations.
4277 (shared_reference_ops_from_ref): Rename to ...
4278 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4279 (shared_reference_ops_from_call): Rename to ...
4280 (valueize_shared_reference_ops_from_call): ... this and valueize.
4281 (vn_reference_lookup): Update.
4282 (visit_reference_op_call): Likewise.
4283 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4284 (eliminate): Value-replace the call address in call statements.
4286 2009-04-04 Richard Guenther <rguenther@suse.de>
4288 PR tree-optimization/39636
4289 * tree-ssa-forwprop.c
4290 (forward_propagate_addr_into_variable_array_index): Check for
4291 GIMPLE_ASSIGN before accessing the rhs code.
4293 2009-04-03 Jason Merrill <jason@redhat.com>
4295 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4297 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4299 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4300 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4301 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4302 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4303 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4304 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4305 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4306 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4307 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4308 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4309 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4310 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4311 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4312 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4313 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4314 Use fr_reg_or_fp01_operand instead of fr_register_operand
4316 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4317 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4318 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4320 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4322 PR rtl-optimization/39607
4323 PR rtl-optimization/39631
4327 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4328 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4329 instead of DF_LR_OUT.
4330 * ira-lives.c (process_bb_node_lives): Ditto.
4331 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4332 instead of DF_LR_{OUT,IN}.
4333 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4334 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4336 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4338 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4339 (execute_lower_omp): Always run but take the short way out if -fopenmp
4341 (gate_lower_omp): Remove, forcing the pass manager to always run the
4342 pass and always set PROP_gimple_lomp.
4343 (pass_lower_omp): Remove gate function.
4344 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4345 PROP_trees. Instead, require it.
4346 * ipa-cp.c (pass_ipa_cp): Likewise.
4347 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4348 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4349 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4350 and PROP_gimple_leh.
4352 2009-04-03 Richard Guenther <rguenther@suse.de>
4355 PR tree-optimization/23940
4356 PR tree-optimization/33237
4359 PR tree-optimization/36201
4360 PR tree-optimization/36230
4361 PR tree-optimization/38049
4362 PR tree-optimization/38207
4363 PR tree-optimization/38230
4364 PR tree-optimization/38301
4365 PR tree-optimization/38585
4367 PR tree-optimization/38985
4368 PR tree-optimization/39299
4369 * tree-ssa-structalias.h: Remove.
4370 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4371 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4372 (struct vuse_element_d): Remove.
4373 (struct vuse_vec_d): Likewise.
4374 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4375 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4376 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4377 VUSE_ELEMENT_VAR): Likewise.
4378 (struct voptype_d): Likewise.
4379 (NUM_VOP_FREE_BUCKETS): Likewise.
4380 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4381 (struct stmt_operands_d): Remove.
4382 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4383 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4384 VDEF_NUM, VDEF_VECT): Likewise.
4385 (copy_virtual_operands): Remove.
4386 (operand_build_cmp): Likewise.
4387 (create_ssa_artificial_load_stmt): Likewise.
4388 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4389 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4390 vuse_index and mayuse_index members. Pack and move done and iter_type
4391 members to the front.
4392 (SSA_OP_VMAYUSE): Remove.
4393 (SSA_OP_VIRTUAL_USES): Adjust.
4394 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4395 (unlink_stmt_vdef): Declare.
4396 (add_to_addressable_set): Remove.
4397 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4398 (vrp_visit_stmt): Likewise.
4399 * doc/tree-ssa.texi (Alias analysis): Update.
4400 * doc/invoke.texi (max-aliased-vops): Remove docs.
4401 (avg-aliased-vops): Likewise.
4402 * tree-into-ssa.c (syms_to_rename): Remove.
4403 (need_to_update_vops_p): Likewise.
4404 (need_to_initialize_update_ssa_p): Rename to ...
4405 (update_ssa_initialized_fn): ... this. Track function we are
4407 (symbol_marked_for_renaming): Simplify.
4408 (add_new_name_mapping): Do not set need_to_update_vops_p.
4409 (dump_currdefs): Use SYMS_TO_RENAME.
4410 (rewrite_update_stmt): Always walk all uses/defs.
4411 (dump_update_ssa): Adjust.
4412 (init_update_ssa): Take function argument. Track what we are
4414 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4415 (create_new_def_for): Initialize for cfun, assert we are initialized
4417 (mark_sym_for_renaming): Simplify.
4418 (mark_set_for_renaming): Do not initialize update-ssa.
4419 (need_ssa_update_p): Simplify. Take function argument.
4420 (name_mappings_registered_p): Assert we ask for the correct function.
4421 (name_registered_for_update_p): Likewise.
4422 (ssa_names_to_replace): Likewise.
4423 (release_ssa_name_after_update_ssa): Likewise.
4424 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4425 (dump_decl_set): Do not print a newline.
4426 (debug_decl_set): Do it here.
4427 (dump_update_ssa): And here.
4428 * tree-ssa-loop-im.c (move_computations): Adjust.
4429 (movement_possibility): Likewise.
4430 (determine_max_movement): Likewise.
4431 (gather_mem_refs_stmt): Likewise.
4432 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4434 * tree-complex.c (update_all_vops): Remove.
4435 (expand_complex_move): Adjust.
4436 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4437 Simplify test for memory referencing statement. Exclude
4438 non-invariant ADDR_EXPRs.
4439 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4440 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4441 (rdg_flag_uses): Likewise.
4442 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4444 (tree_optimize_tail_calls_1): Also split the
4445 edge from the entry block if we have degenerate PHI nodes in
4446 the first basic block.
4447 * tree.c (init_ttree): Remove memory-tag related code.
4448 (tree_code_size): Likewise.
4449 (tree_node_structure): Likewise.
4450 (build7_stat): Re-write to be build6_stat.
4451 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4452 (SSA_VAR_P): Adjust.
4453 (struct tree_memory_tag): Remove.
4454 (struct tree_memory_partition_tag): Likewise.
4455 (union tree_node): Adjust.
4456 (build7): Re-write to be build6.
4457 * tree-pass.h (pass_reset_cc_flags): Remove.
4458 (TODO_update_address_taken): New flag.
4459 (pass_simple_dse): Remove.
4460 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4461 * params.h (MAX_ALIASED_VOPS): Remove.
4462 (AVG_ALIASED_VOPS): Likewise.
4463 * omp-low.c (expand_omp_taskreg): Update SSA form.
4464 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4465 aliases the lhs in a copy stmt.
4466 * tree-ssa-dse.c (struct address_walk_data): Remove.
4467 (memory_ssa_name_same): Likewise.
4468 (memory_address_same): Likewise.
4469 (get_kill_of_stmt_lhs): Likewise.
4470 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4471 unused stores. Look through PHI nodes into post-dominated regions.
4472 (dse_optimize_stmt): Simplify. Properly remove stores.
4473 (tree_ssa_dse): Compute dominators.
4474 (execute_simple_dse): Remove.
4475 (pass_simple_dse): Likewise.
4476 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4477 gimple_loaded_syms and gimple_stored_syms computation.
4478 * toplev.c (dump_memory_report): Dump alias and pta stats.
4479 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4480 (vn_reference_eq): Likewise.
4481 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4482 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4483 valueize_vuses): Remove.
4484 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4485 (get_def_ref_stmt_vuse): ... this.
4486 (vn_reference_lookup_2): New function.
4487 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4488 walking equivalent vuses. Simplify.
4489 (vn_reference_lookup): Likewise.
4490 (vn_reference_insert): Likewise.
4491 (vn_reference_insert_pieces): Likewise.
4492 (visit_reference_op_call): Simplify.
4493 (visit_reference_op_load): Likewise.
4494 (visit_reference_op_store): Likewise.
4495 (init_scc_vn): Remove shared_lookup_vuses initialization.
4496 (free_scc_vn): Remove shared_lookup_vuses freeing.
4497 (sort_vuses, sort_vuses_heap): Remove.
4498 (get_ref_from_reference_ops): Export.
4499 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4500 vector with single vuse pointer.
4501 (vn_reference_lookup_pieces, vn_reference_lookup,
4502 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4503 (shared_vuses_from_stmt): Remove.
4504 (get_ref_from_reference_ops): Declare.
4505 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4506 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4507 memory-tag related code.
4508 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4509 (likely_value): Add comment, skip static-chain of call statements.
4510 (surely_varying_stmt_p): Adjust.
4511 (gimplify_and_update_call_from_tree): Likewise.
4512 (execute_fold_all_builtins): Do not rebuild alias info.
4513 (gimplify_and_update_call_from_tree): Properly update VOPs.
4514 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4515 (copy_ref_info): Remove memory-tag related code.
4516 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4517 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4518 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4520 * tree-ssa-dom.c (gimple_p): Remove typedef.
4521 (eliminate_redundant_computations): Adjust.
4522 (record_equivalences_from_stmt): Likewise.
4523 (avail_expr_hash): Likewise.
4524 (avail_expr_eq): Likewise.
4525 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4526 (stmt_makes_single_load): Likewise.
4527 (stmt_makes_single_store): Likewise.
4528 * tree-ssa-alias.c: Rewrite completely.
4529 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4530 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4531 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4532 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4533 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4534 Remove public functions.
4535 (pass_reset_cc_flags): Remove.
4536 (pass_build_alias): Move ...
4537 * tree-ssa-structalias.c (pass_build_alias): ... here.
4538 * tree-ssa-alias.c (may_be_aliased): Move ...
4539 * tree-flow-inline.h (may_be_aliased): ... here.
4540 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4541 count_uses_and_derefs): Move ...
4542 * gimple.c: ... here.
4543 * gimple.h (count_uses_and_derefs): Declare.
4544 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4545 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4546 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4547 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4548 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4549 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4550 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4552 * tree-dfa.c (refs_may_alias_p): Move ...
4553 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4554 * tree-ssa-alias.h: New file.
4555 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4556 (statement_sink_location): Likewise.
4557 * opts.c (decode_options): Do not adjust max-aliased-vops or
4558 avg-aliased-vops values.
4559 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4560 (TV_CALL_CLOBBER): Likewise.
4561 (TV_FLOW_SENSITIVE): Likewise.
4562 (TV_FLOW_INSENSITIVE): Likewise.
4563 (TV_MEMORY_PARTITIONING): Likewise.
4564 (TV_ALIAS_STMT_WALK): New timevar.
4565 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4566 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4567 (get_address_description): Remove memory-tag related code.
4568 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4569 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4570 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4571 and immediate uses in statements. Document.
4572 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4573 (dump_symbols): Remove.
4574 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4575 * alias.c (get_deref_alias_set): New function split out from ...
4576 (get_alias_set): ... here.
4577 * alias.h (get_deref_alias_set): Declare.
4578 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4579 type parameter. Remove restrict pointer handling. Create a
4580 ref-all pointer in case type-based alias sets do not conflict.
4581 (vect_analyze_data_refs): Remove SMT related code.
4582 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4583 (vectorizable_load): Likewise.
4584 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4585 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4586 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4587 Ignore vops and SMTs.
4588 (dr_analyze_alias): Likewise..
4589 (free_data_ref): Likewise.
4590 (create_data_ref): Likewise.
4591 (analyze_all_data_dependences): Likewise.
4592 (get_references_in_stmt): Adjust.
4593 * tree-flow-inline.h (gimple_aliases_computed_p,
4594 gimple_addressable_vars, gimple_call_clobbered_vars,
4595 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4596 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4597 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4598 gimple_mem_ref_stats): Remove.
4599 (gimple_vop): New function.
4600 (op_iter_next_use): Remove vuses and mayuses cases.
4601 (op_iter_next_def): Remove vdefs case.
4602 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4603 (clear_and_done_ssa_iter): Do not set removed fields.
4604 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4605 Assert we are not iterating over vuses or vdefs if not also
4606 iterating over uses or defs.
4607 (op_iter_init_use): Likewise.
4608 (op_iter_init_def): Likewise.
4609 (op_iter_next_vdef): Remove.
4610 (op_iter_next_mustdef): Likewise.
4611 (op_iter_init_vdef): Likewise.
4612 (compare_ssa_operands_equal): Likewise.
4613 (link_use_stmts_after): Handle vuse operand.
4614 (is_call_used): Use is_call_clobbered.
4615 (is_call_clobbered): Global variables are always call clobbered,
4616 query the call-clobbers bitmap.
4617 (mark_call_clobbered): Ignore global variables.
4618 (clear_call_clobbered): Likewise.
4619 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4620 virtual operands sanity check.
4621 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4623 (TARGET_MEM_REF): Remove TMR_TAG operand.
4624 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4625 Remove call-clobber related code.
4626 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4627 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4628 partitions or escape reason.
4629 (get_single_def_stmt, get_single_def_stmt_from_phi,
4630 get_single_def_stmt_with_phi): Remove.
4631 (dump_referenced_vars): Tidy.
4632 (get_ref_base_and_extent): Allow bare decls.
4633 (collect_dfa_stats): Adjust.
4634 * graphite.c (rename_variables_in_stmt): Adjust.
4635 (graphite_copy_stmts_from_block): Likewise.
4636 (translate_clast): Likewise.
4637 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4639 (translate_vuse_through_block): Use the oracle.
4640 (phi_translate_1): Adjust.
4641 (value_dies_in_block_x): Use the oracle. Cache the outcome
4643 (valid_in_sets): Check if the VUSE for
4644 a REFERENCE is available.
4645 (eliminate): Do not remove stmts during elimination,
4646 instead queue and remove them afterwards.
4647 (do_pre): Do not rebuild alias info.
4648 (pass_pre): Run TODO_rebuild_alias before PRE.
4649 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4650 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4651 (mark_all_v_defs_stmt): Remove.
4652 (mark_all_v_defs_seq): Adjust.
4653 (sra_replace): Likewise.
4654 (scalarize_use): Likewise.
4655 (scalarize_copy): Likewise.
4656 (scalarize_init): Likewise.
4657 (scalarize_ldst): Likewise.
4658 (todoflags): Remove.
4659 (tree_sra): Do not rebuild alias info.
4660 (tree_sra_early): Adjust.
4661 (pass_sra): Run TODO_update_address_taken before SRA.
4662 * tree-predcom.c (set_alias_info): Remove.
4663 (prepare_initializers_chain): Do not call it.
4664 (mark_virtual_ops_for_renaming): Adjust.
4665 (mark_virtual_ops_for_renaming_list): Remove.
4666 (initialize_root_vars): Adjust.
4667 (initialize_root_vars_lm): Likewise.
4668 (prepare_initializers_chain): Likewise.
4669 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4670 (may_propagate_copy_into_stmt): Likewise.
4671 (merge_alias_info): Do nothing for now.
4672 (propagate_tree_value_into_stmt): Adjust.
4673 (stmt_may_generate_copy): Likewise.
4674 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4675 not mark symbols for renaming.
4676 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4677 with the same statement, make sure to update the new pointed-to one.
4678 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4679 call statements, do not mark symbols for renaming.
4680 (mark_operand_necessary): Dump something.
4681 (ref_may_be_aliased): New function.
4682 (mark_aliased_reaching_defs_necessary_1): New helper function.
4683 (mark_aliased_reaching_defs_necessary): Likewise.
4684 (mark_all_reaching_defs_necessary_1): Likewise.
4685 (mark_all_reaching_defs_necessary): Likewise.
4686 (propagate_necessity): Do not process virtual PHIs. For
4687 non-aliased loads mark all reaching definitions as necessary.
4688 For aliased loads and stores mark the immediate dominating
4689 aliased clobbers as necessary.
4690 (visited): New global static.
4691 (perform_tree_ssa_dce): Free visited bitmap after propagating
4693 (remove_dead_phis): Perform simple dead virtual PHI removal.
4694 (remove_dead_stmt): Properly unlink virtual operands when
4696 (eliminate_unnecessary_stmts): Schedule PHI removal after
4698 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4699 (process_replaceable): Likewise.
4700 (find_replaceable_in_bb): Likewise.
4701 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4702 based on the single gimple vop.
4703 (verify_flow_insensitive_alias_info): Remove.
4704 (verify_flow_sensitive_alias_info): Likewise.
4705 (verify_call_clobbering): Likewise.
4706 (verify_memory_partitions): Likewise.
4707 (verify_alias_info): Likewise.
4708 (verify_ssa): Adjust..
4709 (execute_update_addresses_taken): Export. Update SSA
4710 manually. Optimize only when optimizing. Use a local bitmap.
4711 (pass_update_address_taken): Remove TODO_update_ssa, add
4713 (pass_update_address_taken): Just use TODO_update_address_taken.
4714 (init_tree_ssa): Do not initialize addressable_vars.
4715 (verify_ssa): Verify new VUSE / VDEF properties.
4716 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4717 Do not call verify_alias_info.
4718 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4719 Do not free the loaded and stored syms bitmaps. Reset the escaped
4720 and callused solutions. Do not free addressable_vars.
4721 Remove memory-tag related code.
4722 (warn_uninitialized_var): Aliases are always available.
4723 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4724 * lambda-code.c (can_put_in_inner_loop): Adjust.
4725 (can_put_after_inner_loop): Likewise.
4726 (perfect_nestify): Likewise.
4727 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4728 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4729 (vectorizable_conversion): Do not mark symbols for renaming.
4730 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4731 (expand_call_inline): Unlink the calls virtual operands before
4733 (tree_function_versioning): Do not call update_ssa if we are not
4734 updating clones. Simplify.
4735 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4736 (propagate_with_phi): Likewise..
4737 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4738 clobber code. Assert we are not aliased or global.
4739 * tree-flow.h: Include tree-ssa-alias.h
4740 (enum escape_type): Remove.
4741 (struct mem_sym_stats_d): Likewise.
4742 (struct mem_ref_stats_d): Likewise.
4743 (struct gimple_df): Add vop member. Remove global_var,
4744 call_clobbered_vars, call_used_vars, addressable_vars,
4745 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4746 escaped and callused members.
4747 (struct ptr_info_def): Remove all members, add points-to solution
4749 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4750 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4751 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4752 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4753 (tree-ssa-alias.o): Likewise.
4754 (toplev.o): Add tree-ssa-alias.h
4755 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4756 * gimple.c (gimple_set_bb): Fix off-by-one error.
4757 (is_gimple_reg): Do not handle memory tags.
4758 (gimple_copy): Also copy virtual operands.
4759 Delay updating the statement. Do not reset loaded and stored syms.
4760 (gimple_set_stored_syms): Remove.
4761 (gimple_set_loaded_syms): Likewise.
4762 (gimple_call_copy_skip_args): Copy the virtual operands
4763 and mark the new statement modified.
4764 * tree-ssa-structalias.c (may_alias_p): Remove.
4765 (set_uids_in_ptset): Take the alias set to prune with as
4766 parameter. Fold in the alias test of may_alias_p.
4767 (compute_points_to_sets): Compute whether a ptr is dereferenced
4769 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4770 other ADDRESSOF constraints on the lhs.
4771 (get_constraint_for_component_ref): Assert that we don't get
4772 ADDRESSOF constraints from the base of the reference.
4773 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4774 (struct variable_info): Remove collapsed_to member.
4775 (get_varinfo_fc): Remove.
4776 (new_var_info): Do not set collapsed_to.
4777 (dump_constraint): Do not follow cycles.
4778 (dump_constraint_graph): Likewise.
4779 (build_pred_graph): Likewise.
4780 (build_succ_graph): Likewise.
4781 (rewrite_constraints): Likewise.
4782 (do_simple_structure_copy): Remove.
4783 (do_rhs_deref_structure_copy): Remove.
4784 (do_lhs_deref_structure_copy): Remove.
4785 (collapse_rest_of_var): Remove.
4786 (do_structure_copy): Re-implement.
4787 (pta_stats): New global variable.
4788 (dump_pta_stats): New function.
4789 (struct constraint_expr): Make offset signed.
4790 (UNKNOWN_OFFSET): Define special value.
4791 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4792 (solution_set_expand): New helper function split out from ...
4793 (do_sd_constraint): ... here.
4794 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4795 (do_ds_constraint): Likewise.
4796 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4797 and CALLUSED = *CALLUSED.
4798 (set_union_with_increment): Make inc argument signed.
4799 (type_safe): Remove.
4800 (get_constraint_for_ptr_offset): Handle unknown and negative
4802 (first_vi_for_offset): Handle offsets before start. Bail
4803 out early for offsets beyond the variable extent.
4804 (first_or_preceding_vi_for_offset): New function.
4805 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4806 Together with ESCAPED = *ESCAPED this properly computes reachability.
4807 (find_what_var_points_to): New function.
4808 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4809 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4810 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4811 pt_solutions_intersect): New functions.
4812 (compute_call_used_vars): Remove.
4813 (compute_may_aliases): New main entry into PTA computation.
4814 * gimple.h (gimple_p): New typedef.
4815 (struct gimple_statement_base): Remove references_memory_p.
4816 (struct gimple_statement_with_memory_ops_base): Remove
4817 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4819 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4820 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4821 gimple_set_references_memory): Remove.
4822 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4823 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4825 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4826 (verify_expr): Allow RESULT_DECL.
4827 (gimple_duplicate_bb): Do not copy virtual operands.
4828 (gimple_duplicate_sese_region): Adjust.
4829 (gimple_duplicate_sese_tail): Likewise.
4830 (mark_virtual_ops_in_region): Remove.
4831 (move_sese_region_to_fn): Do not call it.
4832 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4833 and pass_simple_dse.
4834 (execute_function_todo): Handle TODO_update_address_taken,
4835 call execute_update_addresses_taken for TODO_rebuild_alias.
4836 (execute_todo): Adjust.
4837 (execute_one_pass): Init dump files early.
4838 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4840 (create_general_new_stmt): Clear vops.
4841 * tree-ssa-reassoc.c (get_rank): Adjust.
4842 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4843 symbols for renaming.
4844 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4845 (PARAM_AVG_ALIASED_VOPS): Likewise.
4846 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4847 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4848 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4849 (operand_build_cmp, copy_virtual_operands,
4850 create_ssa_artificial_load_stmt, add_to_addressable_set,
4851 gimple_add_to_addresses_taken): Remove public functions.
4852 (unlink_stmt_vdef): New function.
4854 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4856 * config.gcc (powerpc-*-linux*): Merge variants.
4858 2009-04-02 Chao-ying Fu <fu@mips.com>
4859 James Grosbach <james.grosbach@microchip.com>
4861 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4862 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4864 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4865 keep_interrupts_masked_p, use_debug_exception_return_p.
4866 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4867 keep_interrupts_masked, use_debug_exception_return.
4868 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4869 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4871 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4872 (mips_print_operand): Process COP0 registers to print $0 .. $31
4873 correctly for GAS to process.
4874 (mips_interrupt_extra_call_saved_reg_p): New function.
4875 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4877 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4878 (mips_compute_frame_info): Add supports for interrupt context that
4879 includes doubleword accumulators and COP0 registers.
4880 (mips_for_each_saved_acc): New function.
4881 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4882 mips_for_each_saved_reg.
4883 (mips_save_reg): Save accumulators.
4884 (mips_kernel_reg_p): A new for_each_rtx callback.
4885 (mips_expand_prologue): Support interrupt handlers.
4886 (mips_restore_reg): Restore accumulators.
4887 (mips_expand_epilogue): Support interrupt handlers.
4888 (mips_can_use_return_insn): Return false for interrupt handlers.
4889 (mips_epilogue_uses): New function.
4890 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4891 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4892 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4893 cop0_move): New instructions.
4894 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4895 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4897 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4899 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4900 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4901 interrupt handlers, we use K0 as the temporary register.
4902 (EPILOGUE_USES): Change to a function call.
4903 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4904 handlers, we use K0 as the temporary register.
4906 * doc/extend.texi (Function Attributes): Document interrupt,
4907 use_shadow_register_set, keep_interrupts_masked,
4908 use_debug_exception_return for MIPS attributes.
4910 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4912 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4913 Remove a number of t-files from tmake_file.
4914 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4915 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4916 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4917 target_prototype, not TARGET_PROTOTYPE.
4918 (LINK_OS_GNU_SPEC): Define.
4919 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4920 and darwin-ldoubdle.c.
4922 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4925 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4926 (cpp_options): Ditto.
4927 (default_compilers): Ditto.
4928 (display_help): Ditto.
4929 (process_command): Ditto.
4931 (set_input): Use lbasename instead of duplicate code.
4932 (save_temps_prefix): New static for -save-temps=obj.
4933 (save_temps_length): Ditto.
4935 * doc/invoke.texi (-save-temps=obj): Document new variant to
4938 2009-04-02 Jeff Law <law@redhat.com>
4940 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4943 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4945 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4946 * configure: Regenerated.
4948 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4950 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4951 share the argument list.
4953 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4957 2009-02-12 Diego Novillo <dnovillo@google.com>
4959 * varpool.c (debug_varpool): New.
4960 * cgraph.h (debug_varpool): Declare.
4962 2009-04-02 Jan Hubicka <jh@suse.cz>
4964 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4967 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4969 * config/i386/i386.c (ix86_abi): Move initialization to ...
4970 (override_options): Here.
4972 2009-04-02 Christian Bruel <christian.bruel@st.com>
4974 * config/sh/sh.c (sh_dwarf_register_span): New function.
4975 (TARGET_DWARF_REGISTER_SPAN): Define.
4976 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4978 2009-04-02 Ira Rosen <irar@il.ibm.com>
4980 PR tree-optimization/39595
4981 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4982 interleaved loads group is not greater than the SLP group size.
4984 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4986 * builtins.c (is_builtin_name): New.
4987 (called_as_built_in): Use is_builtin_name.
4988 * tree.h (is_builtin_name): New.
4989 * varasm.c (incorporeal_function_p): Use is_builtin_name
4991 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4993 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4995 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4998 * c-decl.c (clone_underlying_type): Move this ...
4999 * c-common.c (set_underlying_type): ... here.
5000 Also, make sure the function properly sets TYPE_STUB_DECL() on
5001 the newly created typedef variant type.
5002 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5003 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5006 2009-04-02 Richard Guenther <rguenther@suse.de>
5008 PR tree-optimization/37221
5009 * tree-flow.h (degenerate_phi_result): Declare.
5010 * tree-ssa-dom.c (degenerate_phi_result): Export.
5011 * tree-scalar-evolution.c (analyze_initial_condition): If
5012 the initial condition is defined by a degenerate PHI node
5013 use the degenerate value.
5015 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5017 PR rtl-optimization/39588
5018 * combine.c (merge_outer_ops): Do not set the constant when this
5020 (simplify_shift_const_1): Do not modify it either in this case.
5022 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5024 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5025 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5027 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5030 * c-lex.c (interpret_float): Default (no suffix) is double.
5032 2009-04-1 Xinliang David Li <davidxl@google.com>
5034 * config/i386/i386.c (legitimate_constant_p): Recognize
5035 all one vector constant.
5037 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5039 * config/vax/vax.c: Add #includes to silence warnings.
5040 Change #include order to silence two warnings.
5042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5044 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5045 (ASM_SPEC): Pass -k to the assembler for PIC code.
5047 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5049 * config.gcc: Add vax-*-linux* to the switch.
5050 * config/vax/linux.h: New file. (TARGET_VERSION,
5051 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5053 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5055 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5056 Use predicate macros instead of GET_CODE() == foo.
5057 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5058 ashlsi3, rotrsi3, <unnamed>): Likewise.
5060 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5062 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5063 jbbccihi, jbbccisi): Remova trailing whitespace.
5064 * config/vax/constraints.md: Likewise.
5065 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5066 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5067 * config/vax/predicates.md: Likewise.
5068 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5069 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5070 * config/vax/vax.h: Likewise.
5071 * config/vax/vax.md (nonlocal_goto): Likewise.
5073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5075 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5076 (indirectable_address_p, adjacent_operands_p): Add spaces around
5078 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5080 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5082 * config/vax/vax.c (legitimate_constant_address_p,
5083 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5084 index_term_p, reg_plus_index_p, legitimate_address_p,
5085 vax_mode_dependent_address_p): Update comments to match functions
5086 modified by the recent int->bool conversion.
5088 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5090 * config/vax/builtins.md: Update copyright message.
5091 * config/vax/constraints.md: Likewise.
5092 * config/vax/netbsd-elf.h: Likewise.
5093 * config/vax/predicates.md: Likewise.
5094 * config/vax/vax-protos.h: Likewise.
5095 * config/vax/vax.c: Likewise.
5096 * config/vax/vax.h: Likewise.
5097 * config/vax/vax.md: Likewise.
5098 * config/vax/vax.opt: Likewise.
5100 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5102 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5103 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5104 * config/vax/constraints.md (B, R): Likewise.
5105 * config/vax/predicates.md (external_memory_operand,
5106 nonimmediate_addsub_di_operand): Likewise.
5107 * config/vax/vax.c (vax_output_int_add): Likewise.
5108 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5109 untyped_call): Likewise.
5111 2009-04-01 Matt Thomas <matt@3am-software.com>
5113 * config/vax/predicates.md: New file.
5114 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5115 external_const_operand, nonsymbolic_operand, external_memory_operand,
5116 indirect_memory_operand, indexed_memory_operand,
5117 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5118 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5120 * config/vax/constraints.md: New file.
5121 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5123 * config/vax/builtins.md: New file.
5124 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5125 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5127 * config/vax/vax.opt (mqmath): Add option.
5128 * config/vax/vax.md (isfx): Extend with DI.
5129 (VAXintQH, VAXintQHSD): Define.
5130 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5131 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5132 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5133 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5134 (movdi): Update constraints and use vax_output_int_move().
5135 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5136 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5137 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5138 nonlocal_goto): New.
5139 (mov<mode>): Extend accepted operand types.
5140 (subdi3_old): Rename from subdi3, change update constraints and use
5141 a new implementation.
5142 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5143 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5144 MOVE_RATIO, CLEAR_RATIO): Define.
5145 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5146 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5147 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5148 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5149 (split_quadword_operands): Make static and really allow variable
5151 (print_operand_address): Update for PIC generation.
5152 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5153 indexable_address_p, fixup_mathdi_operand,
5154 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5155 (vax_float_literal, legitimate_constant_p,
5156 indirectable_constant_address_p, index_term_p,
5157 reg_plus_index_p): Return bool instead of int.
5158 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5160 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5162 (vax_output_conditional_branch): Indent.
5163 (legitimate_constant_address_p, indirectable_constant_address_p,
5164 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5165 vax_mode_dependent_address_p): Return bool instead of int, update for
5167 * config/vax/vax-protos.h (legitimate_constant_address_p,
5168 legitimate_constant_p, legitimate_address_p,
5169 vax_mode_dependent_address_p): Change declaration to bool.
5170 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5171 vax_expand_addsub_di_operands, vax_output_int_subtract,
5172 vax_output_movmemsi): Declare.
5173 (split_quadword_operands, vax_float_literal): Delete declaration.
5174 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5175 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5176 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5177 ASM_OUTPUT_DWARF_PCREL): Define.
5178 (ASM_SPEC): Change definition to allow PIC generation.
5180 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5182 * doc/sourcebuild.texi: Update front-end requirements.
5184 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5187 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5188 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5189 (booldi3_internal3): Use boolean_or_operator instead of
5192 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5195 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5196 declarator whose size is not an integer constant expression but
5197 folds to an integer constant, then treat it as a constant
5200 2009-04-01 Richard Guenther <rguenther@suse.de>
5202 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5203 i * 4 + 2 to (i * 2 + 1) * 2.
5205 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5208 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5209 return if c_parser_asm_string_literal returned NULL.
5211 2009-04-01 Nick Clifton <nickc@redhat.com>
5213 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5215 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5216 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5217 other typedefs to avoid conflicts with libgcc2.c. Define labels
5218 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5220 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5221 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5224 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5226 * varasm.c (default_function_rodata_section): Declare DOT as
5229 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5230 Andrey Galkin <agalkin@hypercom.com>
5233 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5234 Make object_name unique for each process.
5236 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5239 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5240 addressable variables in the parallel that could go out of scope while
5241 running queued tasks.
5243 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5245 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5246 (CASE_VALUES_THRESHOLD): Redefine.
5247 * config/avr/avr.c (avr_override_options): Remove initialization of
5248 avr_case_values_threshold variable.
5249 (avr_case_values_threshold): Remove variable. Add new function.
5250 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5251 * config/avr/avr.opt (mno-tablejump): Remove option.
5252 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5254 2009-04-01 DJ Delorie <dj@redhat.com>
5256 * varasm.c (default_function_rodata_section): Don't assume
5257 anything about where the first '.' in the section name is.
5259 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5261 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5262 rs6000_emit_stack_tie.
5264 2009-03-31 Ian Lance Taylor <iant@google.com>
5266 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5267 gimple_code with GIMPLE_RESX, not RESX.
5269 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5271 * c-common.c (c_get_ident): New.
5272 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5274 2009-04-01 Ben Elliston <bje@au.ibm.com>
5276 * config/rs6000/sysv4.opt (msdata): Improve option description.
5278 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5280 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5281 (divdf3_internal_lat): Remove.
5282 (divxf3_internal_lat): Remove.
5283 (divxf3_internal_thr): Remove.
5284 (divxf): Use divxf3_internal.
5285 * config/ia64/div.md (divsf3_internal_lat): New.
5286 (divdf3_internal_lat): New.
5287 (divxf3_internal): New.
5289 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5292 * Makefile.in (USE_GCC_STDINT): Define.
5293 (stmp-int-hdrs): Install stdint.h if applicable.
5294 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5296 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5297 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5298 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5299 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5300 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5301 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5302 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5303 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5304 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5305 (c_common_nodes_and_builtins): Initialize
5306 underlying_wchar_type_node. Do not initialize
5307 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5308 nodes for new types.
5309 (c_stddef_cpp_builtins): Define macros for new types.
5310 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5312 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5313 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5314 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5315 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5316 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5317 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5318 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5319 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5320 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5321 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5322 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5323 int16_type_node, int32_type_node, int64_type_node,
5324 uint8_type_node, uint16_type_node, c_uint32_type_node,
5325 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5326 int_least32_type_node, int_least64_type_node,
5327 uint_least8_type_node, uint_least16_type_node,
5328 uint_least32_type_node, uint_least64_type_node,
5329 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5330 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5331 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5332 uintptr_type_node): Define.
5333 * c-cppbuiltin.c (builtin_define_constants,
5334 builtin_define_type_minmax): New.
5335 (builtin_define_stdint_macros): Define more macros.
5336 (c_cpp_builtins): Define more limit macros.
5338 (builtin_define_type_max): Define in terms of
5339 builtin_define_type_minmax. Remove is_long parameter. All
5341 * config.gcc (use_gcc_stdint): Define.
5342 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5343 Add newlib-stdint.h for generic targets.
5344 * config/glibc-stdint.h, config/newlib-stdint.h,
5345 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5346 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5347 * config/score/score.h (UINTPTR_TYPE): Define.
5348 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5349 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5350 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5351 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5352 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5353 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5354 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5355 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5356 * config/spu/spu.h (STDINT_LONG32): Define.
5357 * configure.ac (use_gcc_stdint): Substitute.
5358 * configure: Regenerate.
5359 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5360 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5361 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5362 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5363 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5364 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5365 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5366 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5367 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5368 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5369 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5370 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5371 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5372 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5373 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5374 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5375 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5376 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5377 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5378 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5379 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5380 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5381 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5382 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5383 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5384 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5385 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5386 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5387 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5389 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5391 * loop-iv.c (suitable_set_for_replacement): Renamed from
5392 simplify_using_assignment; changed to return bool and to accept new
5393 args DEST and SRC. Return true iff we find a source/destination pair
5394 that can be used to make a replacement, and fill SRC and DEST if so.
5395 Remove arg ALTERED. Don't deal with altered regs here. All callers
5397 (simplify_using_initial_values): Deal with altered regs here and track
5398 more precisely the effect they have on the validity of our expression.
5400 * loop-iv.c (simplify_using_condition): A condition of the form
5401 (EQ REG CONST) can be used to simply make a substitution.
5402 (simplify_using_initial_values): Keep track of conditions we have seen
5403 and keep using them to simplify new expressions, while applying the
5404 same substitutions to them as to the expression.
5406 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5407 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5410 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5411 changed. Use this when trying to improve the upper bound.
5412 Generate the comparison by using simplify_gen_relational.
5414 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5416 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5418 (simplify_using_assignment, simplify_using_initial_values): Call
5419 replace_in_expr to make replacements. Call replace_single_def_regs
5420 once on the initial version of the expression.
5422 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5425 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5427 2009-03-31 Richard Guenther <rguenther@suse.de>
5430 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5431 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5433 2009-03-31 Richard Guenther <rguenther@suse.de>
5435 * tree.h (div_if_zero_remainder): Declare.
5436 * fold-const.c (div_if_zero_remainder): Export.
5437 * tree-ssa-forwprop.c
5438 (forward_propagate_addr_into_variable_array_index): Handle
5439 constant array index addition outside of the variable index.
5441 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5444 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5445 define_splits, floatunssi<mode>2): Require x87 conversions from
5446 DImode to be permitted.
5448 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5450 PR preprocessor/15638
5451 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5453 2009-03-31 Richard Guenther <rguenther@suse.de>
5457 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5458 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5459 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5460 a separate statement.
5461 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5462 (lookup_tmp_var): Likewise.
5463 (is_gimple_formal_tmp_or_call_rhs): Remove.
5464 (is_gimple_reg_or_call_rhs): Rename to ...
5465 (is_gimple_reg_rhs_or_call): ... this.
5466 (is_gimple_mem_or_call_rhs): Rename to ...
5467 (is_gimple_mem_rhs_or_call): ... this.
5468 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5469 DECL_GIMPLE_REG_P only if is_formal is true.
5470 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5471 for non-proper post-modify expression gimplification.
5472 (gimplify_self_mod_expr): For post-modify expressions gimplify
5473 the lvalue to a minimal lvalue.
5474 (rhs_predicate_for): Remove formal temp case.
5475 (gimplify_modify_expr_rhs): Likewise.
5476 (gimplify_addr_expr): Use is_gimple_reg.
5477 (gimplify_expr): Remove formal temp cases.
5478 (gimple_regimplify_operands): Likewise.
5479 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5480 and FILTER_EXPR like constants.
5481 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5483 (is_gimple_formal_tmp_rhs): Remove.
5484 (is_gimple_reg_rhs): Remove special casing.
5485 (is_gimple_mem_rhs): Fix.
5486 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5487 (is_gimple_formal_tmp_var): Remove.
5488 (is_gimple_formal_tmp_reg): Likewise.
5489 (is_gimple_min_lval): Allow invariant component ref parts.
5490 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5491 is_gimple_formal_tmp_reg): Remove declarations.
5492 * tree-cfg.c (verify_expr): Verify that variables with address
5493 taken do not have DECL_GIMPLE_REG_P set.
5494 * tree-mudflap.c (mf_build_check_statement_for): Use
5495 force_gimple_operand instead of gimplify_expr.
5497 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5499 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5500 schedulable rows to compute_split_row.
5502 2009-03-31 Ben Elliston <bje@au.ibm.com>
5505 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5508 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5510 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5511 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5512 * configure: Regenerate.
5513 * config.in: Regenerate.
5514 * config/rs6000/rs6000.opt (mtls-markers): Add.
5515 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5516 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5517 (tls_ld_aix, tls_ld_sysv): Likewise.
5518 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5519 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5521 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5523 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5525 2009-03-30 Jan Hubicka <jh@suse.cz>
5527 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5529 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5530 detection and label handling.
5532 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5534 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5535 left_conflicts_size.
5536 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5537 ALLOCNO_LEFT_CONFLICTS_SIZE.
5539 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5540 remove_allocno_from_bucket_and_push,
5541 allocno_spill_priority_compare, push_allocnos_to_stack,
5542 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5543 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5544 (setup_allocno_left_conflicts_num): Ditto. Rename to
5545 setup_allocno_left_conflicts_size.
5546 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5547 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5548 setup_allocno_left_conflicts_size instead of
5549 setup_allocno_left_conflicts_num.
5551 * ira-build.c (ira_create_allocno): Use
5552 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5553 ALLOCNO_LEFT_CONFLICTS_NUM.
5555 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5557 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5558 instead of DF_LR_OUT.
5560 * ira-lives.c (process_bb_node_lives): Ditto.
5562 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5563 instead of DF_LR_{OUT,IN}.
5565 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5567 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5569 2009-03-30 Jan Hubicka <jh@suse.cz>
5571 * except.c (label_to_region_map): Fix thinko.
5573 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5576 * tree.h (tree_find_value): New declaration.
5577 * tree.c (tree_find_value): New function.
5578 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5580 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5583 * c-decl.c (struct c_binding): Add locus field.
5584 (bind): Add locus argument, set locus field from it.
5585 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5586 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5587 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5588 implicitly_declare, undeclared_variable, lookup_label,
5589 declare_label, c_make_fname_decl, c_builtin_function,
5590 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5593 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5596 * config/i386/i386.c (classify_argument): Check total size of
5599 2009-03-30 Martin Jambor <mjambor@suse.cz>
5601 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5602 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5603 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5606 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5607 seen_variable_array_ref while also traversing a union.
5609 * tree-inline.c (optimize_inline_calls): Do not call
5610 cgraph_node_remove_callees.
5611 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5612 (pass_remove_cgraph_callee_edges): New variable.
5613 * passes.c (init_optimization_passes): Add
5614 pass_remove_cgraph_callee_edges after early inlining and before all
5615 late intraprocedural passes.
5617 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5619 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5621 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5624 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5626 * combine.c (simplify_comparison): Use have_insn_for.
5627 * dojump.c (do_jump): Likewise.
5629 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5631 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5632 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5633 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5634 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5635 instead of sparc_compare_emitted.
5636 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5637 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5638 instead of sparc_compare_emitted.
5640 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5642 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5643 enter/exit cfglayout mode.
5644 (pass_partition_block): Require it.
5645 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5646 (combine_instructions): Track basic blocks instead of labels.
5647 (update_cfg_for_uncondjump): New.
5648 (try_combine): Use it. Update jumps after rescanning.
5649 (pass_combine): Require PROP_cfglayout.
5650 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5652 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5654 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5655 Provide/destroy PROP_cfglayout respectively.
5656 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5657 * tree-pass.h (PROP_cfglayout): New.
5659 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5661 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5662 fold_convert_const_fixed_from_fixed,
5663 fold_convert_const_fixed_from_int,
5664 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5665 set TREE_CONSTANT_OVERFLOW.
5666 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5667 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5669 2009-03-30 Ira Rosen <irar@il.ibm.com>
5671 * tree-vect-loop-manip.c: New file.
5672 * tree-vectorizer.c: Update documentation and included files.
5673 (vect_loop_location): Make extern.
5674 (rename_use_op): Move to tree-vect-loop-manip.c
5675 (rename_variables_in_bb, rename_variables_in_loop,
5676 slpeel_update_phis_for_duplicate_loop,
5677 slpeel_update_phi_nodes_for_guard1,
5678 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5679 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5680 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5681 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5682 find_loop_location): Likewise.
5683 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5684 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5685 get_vectype_for_scalar_type, vect_is_simple_use,
5686 supportable_widening_operation, supportable_narrowing_operation):
5688 (bb_in_loop_p): Move to tree-vect-loop.c.
5689 (new_loop_vec_info, destroy_loop_vec_info,
5690 reduction_code_for_scalar_code, report_vect_op,
5691 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5692 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5693 (vect_supportable_dr_alignment): Likewise.
5694 * tree-vectorizer.h (tree-data-ref.h): Include.
5695 (vect_loop_location): Declare.
5696 Reorganize function declarations according to the new file structure.
5697 * tree-vect-loop.c: New file.
5698 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5699 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5700 * tree-vect-data-refs.c: New file.
5701 * tree-vect-patterns.c (timevar.h): Don't include.
5702 * tree-vect-stmts.c: New file.
5703 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5704 tree-vect-slp.c, tree-vect-loop.c.
5705 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5706 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5707 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5708 (tree-vect-analyze.o): Remove.
5709 (tree-vect-transform.o): Likewise.
5710 (tree-vect-data-refs.o): Add rule.
5711 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5712 tree-vect-slp.o): Likewise.
5713 (tree-vect-patterns.o): Remove redundant dependencies.
5714 (tree-vectorizer.o): Likewise.
5715 * tree-vect-slp.c: New file.
5717 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5719 * optc-gen.awk: Warn if an option flag has multiple different
5722 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5724 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5725 -floop-block): Document dependences on PPL, CLooG and Graphite.
5727 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5729 PR rtl-optimization/323
5730 * c-common.c (c_fully_fold, convert_and_check,
5731 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5732 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5733 * c-common.def (EXCESS_PRECISION_EXPR): New.
5734 * c-cppbuiltin.c (builtin_define_float_constants): Define
5735 constants with enough digits for long double.
5736 * c-lex.c (interpret_float): Interpret constant with excess
5737 precision where appropriate.
5738 * c-opts.c (c_common_post_options): Set
5739 flag_excess_precision_cmdline. Give an error for
5740 -fexcess-precision=standard for C++ for processors where the
5741 option is significant.
5742 * c-parser.c (c_parser_conditional_expression): Handle excess
5743 precision in condition.
5744 * c-typeck.c (convert_arguments): Handle arguments with excess
5746 (build_unary_op): Move excess precision outside operation.
5747 (build_conditional_expr): Likewise.
5748 (build_compound_expr): Likewise.
5749 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5750 (build_modify_expr): Handle excess precision in RHS.
5751 (convert_for_assignment): Handle excess precision in converted
5753 (digest_init, output_init_element, process_init_element): Handle
5754 excess precision in initializer.
5755 (c_finish_return): Handle excess precision in return value.
5756 (build_binary_op): Handle excess precision in operands and add
5757 excess precision as needed for operation.
5758 * common.opt (-fexcess-precision=): New option.
5759 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5760 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5761 For standard excess precision, output explicit conversion to and
5762 truncation from XFmode.
5763 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5764 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5765 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5766 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5767 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5768 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5769 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5770 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5771 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5772 define_splits, sqrt<mode>2): Disable where appropriate for
5773 standard excess precision.
5774 * convert.c (convert_to_real): Do not shorten arithmetic to type
5775 for which excess precision would be used.
5776 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5777 * doc/invoke.texi (-fexcess-precision=): Document option.
5778 (-mfpmath=): Correct index entry.
5779 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5780 flag_excess_precision): New.
5781 * langhooks.c (lhd_post_options): Set
5782 flag_excess_precision_cmdline.
5783 * opts.c (common_handle_option): Handle -fexcess-precision=.
5784 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5785 init_excess_precision): New.
5786 (lang_dependent_init_target): Call init_excess_precision.
5787 * tree.c (excess_precision_type): New.
5788 * tree.h (excess_precision_type): Declare.
5790 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5793 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5794 non-lvalue to component.
5796 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5798 PR preprocessor/34695
5799 * Makefile.in (c-opts.o): Depend on c-tree.h.
5800 * c-common.c: Move down include of diagnostic.h.
5801 (done_lexing, c_cpp_error): New.
5802 * c-common.h (done_lexing): Declare.
5803 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5805 * c-opts.c: Include c-tree.h.
5806 (c_common_init_options): Set preprocessor error callback.
5807 (c_common_handle_option): Do not set preprocessor
5808 inhibit_warnings, warnings_are_errors, warn_system_headers,
5809 pedantic_errors or inhibit_warnings flags.
5810 (c_common_post_options): Do not check cpp_errors (parse_in).
5811 (c_common_finish): Do not output dependencies if there were
5812 errors. Do not check return value of cpp_finish.
5813 * c-ppoutput.c (pp_file_change): Set input_location.
5814 * c-tree.h (c_cpp_error): Declare.
5815 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5817 (diagnostic_build_prefix): Check override_column.
5818 * diagnostic.h (diagnostic_info): Add override_column field.
5819 (diagnostic_override_column): Define.
5821 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5823 * c-common.c (c_expand_expr, c_staticp): Remove.
5824 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5825 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5826 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5827 * c-gimplify.c (gimplify_compound_literal_expr,
5828 optimize_compound_literals_in_ctor): Remove.
5829 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5830 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5831 * c-semantics.c (emit_local_var): Remove.
5833 * langhooks-def.h (lhd_expand_expr): Remove.
5834 * langhooks.c (lhd_expand_expr): Remove.
5835 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5837 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5838 handling from c-semantics.c; don't call into langhook.
5839 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5840 * gimplify.c (gimplify_compound_literal_expr,
5841 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5842 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5843 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5844 as was done in c-gimplify.c.
5845 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5846 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5847 Move from c-common.h.
5848 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5850 * tree.c (staticp): Do not call langhook.
5851 * langhooks.c (lhd_staticp): Delete.
5852 * langhooks-def.h (lhd_staticp): Delete prototype.
5853 (LANG_HOOKS_STATICP): Delete.
5854 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5856 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5857 instead of DECL_STMTs.
5859 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5867 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5869 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5870 contained expression.
5871 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5872 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5873 conditional expressions for C.
5874 (decl_constant_value_for_optimization): Move from
5875 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5876 whether optimizing and that the expression is a VAR_DECL not of
5877 array type instead of doing such checks in the caller. Do not
5878 check pedantic. Call gcc_unreachable for C++.
5879 * c-common.def (C_MAYBE_CONST_EXPR): New.
5880 * c-common.h (c_fully_fold, c_save_expr,
5881 decl_constant_value_for_optimization): New prototypes.
5882 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5883 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5884 EXPR_INT_CONST_OPERANDS): Define.
5885 * c-convert.c (convert): Strip nops from expression.
5886 * c-decl.c (groktypename): Take extra parameters expr and
5887 expr_const_operands. Update call to grokdeclarator.
5888 (start_decl): Update call to grokdeclarator. Add statement for
5889 expressions used in type of decl.
5890 (grokparm): Update call to grokdeclarator.
5891 (push_parm_decl): Update call to grokdeclarator.
5892 (build_compound_literal): Add parameter non_const and build a
5893 C_MAYBE_COSNT_EXPR if applicable.
5894 (grokdeclarator): Take extra parameters expr and
5895 expr_const_operands. Track expressions used in declaration
5896 specifiers and declarators. Fold array sizes and track whether
5897 they are constant expressions and whether they are integer
5898 constant expressions.
5899 (parser_xref_tag): Set expr and expr_const_operands fields in
5901 (grokfield): Update call to grokdeclarator.
5902 (start_function): Update call to grokdeclarator.
5903 (build_null_declspecs): Set expr and expr_const_operands fields in
5905 (declspecs_add_type): Handle expressions in typeof specifiers.
5906 * c-parser.c (c_parser_declspecs): Set expr and
5907 expr_const_operands fields for declaration specifiers.
5908 (c_parser_enum_specifier): Likewise.
5909 (c_parser_struct_or_union_specifier): Likewise.
5910 (c_parser_typeof_specifier): Likewise. Update call to
5911 groktypename. Fold expression as needed. Return expressions with
5912 type instead of adding statements.
5913 (c_parser_attributes): Update calls to c_parser_expr_list.
5914 (c_parser_statement_after_labels): Fold expression before passing
5915 to objc_build_throw_stmt.
5916 (c_parser_condition): Fold expression.
5917 (c_parser_asm_operands): Fold expression.
5918 (c_parser_conditional_expression): Use c_save_expr. Update call
5919 to build_conditional_expr.
5920 (c_parser_alignof_expression): Update call to groktypename.
5921 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5922 original_code. Fold expression argument of va_arg. Create
5923 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5924 argument to va_arg. Update calls to groktypename. Fold array
5925 index for offsetof. Verify that first argument to
5926 __builtin_choose_expr has integer type.
5927 (c_parser_postfix_expression_after_paren_type): Update calls to
5928 groktypename and build_compound_literal. Handle expressions with
5929 side effects in type name.
5930 (c_parser_postfix_expression_after_primary): Update call to
5931 c_parser_expr_list. Set original_code for calls to
5932 __builtin_constant_p.
5933 (c_parser_expr_list): Take extra parameter fold_p. Fold
5934 expressions if requested.
5935 (c_parser_objc_type_name): Update call to groktypename.
5936 (c_parser_objc_synchronized_statement): Fold expression.
5937 (c_parser_objc_receiver): Fold expression.
5938 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5939 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5940 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5941 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5942 (struct c_typespec): Add elements expr and expr_const_operands.
5943 (struct c_declspecs): Add elements expr and expr_const_operands.
5944 (groktypename, build_conditional_expr, build_compound_literal):
5946 (in_late_binary_op): Declare.
5947 * c-typeck.c (note_integer_operands): New function.
5948 (in_late_binary_op): New variable.
5949 (decl_constant_value_for_broken_optimization): Move to c-common.c
5950 and rename to decl_constant_value_for_optimization.
5951 (default_function_array_conversion): Do not strip nops.
5952 (default_conversion): Do not call
5953 decl_constant_value_for_broken_optimization.
5954 (build_array_ref): Do not fold result.
5955 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5956 result when operand is a VLA.
5957 (c_expr_sizeof_type): Update call to groktypename. Handle
5958 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5959 result when operand names a VLA type.
5960 (build_function_call): Update call to build_compound_literal.
5961 Only fold result for calls to __builtin_* functions. Strip
5962 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5963 the function designator.
5964 (convert_arguments): Fold arguments. Update call to
5965 convert_for_assignment.
5966 (build_unary_op): Handle increment and decrement of
5967 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5968 decrement earlier. Fold operand of increment and decrement.
5969 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5970 built for integer operand. Wrap returns that are INTEGER_CSTs
5971 without being integer constant expressions or that have integer
5972 constant operands without being INTEGER_CSTs.
5973 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5974 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5975 result is an integer constant expression or can be used in
5976 unevaluated parts of one and avoid folding and wrap as
5977 appropriate. Fold operands before possibly doing -Wsign-compare
5979 (build_compound_expr): Wrap result for C99 if operands can be used
5980 in integer constant expressions.
5981 (build_c_cast): Update call to digest_init. Do not ignore
5982 overflow from casting floating-point constants to integers. Wrap
5983 results that could be confused with integer constant expressions,
5984 null pointer constants or floating-point constants.
5985 (c_cast_expr): Update call to groktypename. Handle expressions
5986 included in type name.
5987 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5988 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5989 Update calls to convert_for_assignment.
5990 (convert_for_assignment): Take new parameter
5991 null_pointer_constant. Do not strip nops or call
5992 decl_constant_value_for_broken_optimization. Set
5993 in_late_binary_op for conversions to boolean.
5994 (store_init_value): Update call to digest_init.
5995 (digest_init): Take new parameter null_pointer_constant. Do not
5996 call decl_constant_value_for_broken_optimization. pedwarn for
5997 initializers not constant expressions. Update calls to
5998 convert_for_assignment.
5999 (constructor_nonconst): New.
6000 (struct constructor_stack): Add nonconst element.
6001 (really_start_incremental_init, push_init_level, pop_init_level):
6002 Handle constructor_nonconst and nonconst element.
6003 (set_init_index): Call constant_expression_warning for array
6005 (output_init_element): Fold value. Set constructor_nonconst as
6006 applicable. pedwarn for initializers not constant expressions.
6007 Update call to digest_init. Call constant_expression_warning
6008 where constant initializers are required.
6009 (process_init_element): Use c_save_expr.
6010 (c_finish_goto_ptr): Fold expression.
6011 (c_finish_return): Fold return value. Update call to
6012 convert_for_assignment.
6013 (c_start_case): Fold switch expression.
6014 (c_process_expr_stmt): Fold expression.
6015 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6016 ensure statement expression is not evaluated in constant expression.
6017 (build_binary_op): Track whether results are integer constant
6018 expressions or may occur in such, disable folding and wrap results
6019 as applicable. Fold operands for -Wsign-compare warnings unless
6021 (c_objc_common_truthvalue_conversion): Handle results folded to
6022 integer constants that are not integer constant expressions.
6023 * doc/extend.texi: Document when typeof operands are evaluated,
6024 that condition of __builtin_choose_expr is an integer constant
6025 expression, and more about use of __builtin_constant_p in
6028 2009-03-29 Richard Guenther <rguenther@suse.de>
6030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6031 propagate addresses of array references.
6033 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6035 * regmove.c (perhaps_ends_bb_p): Remove.
6036 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6037 from INSN and check that the main loop stays within that basic block.
6038 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6039 (regmove_forward_pass): Split out from regmove_optimize. Use
6040 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6041 (regmove_backward_pass): Split out from regmove_optimize. Use
6042 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6043 (regmove_optimize): Simplify.
6045 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6048 * config/i386/i386.c (classify_argument): Ignore flexible array
6049 member in struct and warn ABI change.
6051 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6053 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6055 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6056 (ix86_adjust_cost): Updated.
6058 2009-03-29 Jan Hubicka <jh@suse.cz>
6061 * tree-pass.h (pass_cleanup_eh): New function.
6062 (remove_unreachable_regions): Break code handling RTL
6063 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6064 that can not be reached by runtime.
6065 (can_be_reached_by_runtime): New function.
6066 (label_to_region_map): New function.
6067 (num_eh_regions): New function.
6068 (rtl_remove_unreachable_regions): New function.
6069 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6070 (remove_eh_region): New function.
6071 * except.h: Include sbitmap and vecprim.
6072 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6073 num_eh_regions): Declare.
6074 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6075 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6076 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6077 (tree_empty_eh_handler_p): New function.
6078 (cleanup_empty_eh): New function.
6079 (cleanup_eh): New function.
6080 (pass_cleanup_eh): New function.
6082 2009-03-29 Jan Hubicka <jh@suse.cz>
6084 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6085 for removed regions.
6087 2009-03-29 Jan Hubicka <jh@suse.cz>
6089 * except.c (dump_eh_tree): Dump all datastructures.
6091 2009-03-29 Jan Hubicka <jh@suse.cz>
6093 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6094 (duplicate_eh_regions_1): Likewise.
6095 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6096 vector; call EH verification.
6097 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6098 Be ready for region being removed.
6100 2009-03-29 Jan Hubicka <jh@suse.cz>
6102 * bitmap.c (bitmap_last_set_bit): New function.
6103 * bitmap.h (bitmap_last_set_bit): Declare.
6105 2009-03-29 David Ayers <ayers@fsfe.org>
6108 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6109 by calling objc_compare_types and surpress warnings about
6110 incompatible C pointers that are compatible ObjC pointers.
6112 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6114 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6115 call initialize_inline_failed.
6116 (initialize_inline_failed): Move it from here ...
6117 * cgraph.c (initialize_inline_failed): ... to here.
6118 (cgraph_create_edge): Call initialize_inline_failed rather than
6119 setting inline_failed directly.
6121 2009-03-29 Ben Elliston <bje@au.ibm.com>
6124 * sysv4.opt (msdata): Improve comment.
6125 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6126 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6128 2009-03-29 Ben Elliston <bje@au.ibm.com>
6131 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6132 load and store attributes.
6134 2009-03-29 Ben Elliston <bje@au.ibm.com>
6136 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6137 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6138 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6139 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6140 __builtin_infq and __builtin_huge_valq.
6142 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6144 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6146 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6147 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6149 2009-03-28 Xinliang David Li <davidxl@google.com>
6151 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6152 (do_dbg_cnt): New function.
6154 2009-03-28 Jan Hubicka <jh@suse.cz>
6156 Merge from pretty-ipa:
6158 2009-03-27 Jan Hubicka <jh@suse.cz>
6160 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6161 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6162 * passes.c (function_called_by_processed_nodes_p): New.
6163 * ipa-pure-const.c (check_call): Fix handling of operands.
6164 (analyze_function): Dump debug output for skipped bodies.
6165 (local_pure_const): Use function_called_by_processed_nodes_p.
6166 * dwarf2out.c (reference_to_unused): Use output.
6167 * passes.c (do_per_function_toporder): Likewise.
6169 2008-11-12 Jan Hubicka <jh@suse.cz>
6171 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6172 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6173 state_set_in_source enum
6174 (check_decl): Ignore memory tags; do not set fake looping flags;
6176 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6177 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6178 (check_call, analyze_function): Rewrite.
6180 (add_new_function): Update call of analyze_function.
6181 (generate_summary): Add call of analyze_function.
6182 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6183 (local_pure_const): New function.
6184 (pass_local_pure_const): New pass.
6185 * ipa-inline.c (inline_transform): Set after_inlining.
6186 * tree-eh.c (stmt_can_throw_external): New.
6187 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6188 work with aliasing built.
6189 * tree-flow.h (stmt_can_throw_external): New.
6190 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6191 and local pure/const pass in early and late optimization queue.
6193 2009-03-28 Martin Jambor <mjambor@suse.cz>
6195 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6197 (fold_binary): Allow function decl aligment consideration is the
6198 second argument is integer constant one.
6199 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6200 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6201 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6203 2009-03-28 Jan Hubicka <jh@suse.cz>
6205 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6206 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6207 * function.h (rtl_data): Add nothrow flag.
6208 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6209 set DECL_NOTHROW for AVAILABLE functions.
6211 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6213 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6214 following vector keyword has expansion starting with pixel or bool
6215 keyword, expand vector to __vector and pixel or bool to __pixel or
6219 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6220 warn_if_disallowed_function_p): Removed.
6221 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6222 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6223 warning_if_disallowed_function_p.
6224 * flags.h (warn_if_disallowed_function_p,
6225 warn_disallowed_functions): Removed.
6226 * common.opt (Wdisallowed-function-list=): Removed.
6227 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6229 2009-03-28 Richard Guenther <rguenther@suse.de>
6231 PR tree-optimization/38723
6232 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6235 2009-03-28 Jan Hubicka <jh@suse.cz>
6237 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6238 test introduced by my previous patch.
6240 2009-03-28 Richard Guenther <rguenther@suse.de>
6242 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6243 the PHIs value undefined.
6245 2009-03-28 Jan Hubicka <jh@suse.cz>
6247 * tree-pass.h (pass_fixup_cfg): New pass.
6248 * ipa-inline.c (inline_transform): Set
6249 always_inline_functions_inlined/after_inlining.
6250 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6251 (pass_fixup_cfg): New pass.
6252 * passes.c (init_optimization_passes): Add fixup_cfg.
6254 2009-03-28 Richard Guenther <rguenther@suse.de>
6256 PR tree-optimization/38458
6257 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6258 argument use the arguments copy-of value.
6260 2009-03-28 Richard Guenther <rguenther@suse.de>
6262 PR tree-optimization/38180
6263 * tree-ssa-ccp.c (get_default_value): Simplify.
6264 (likely_value): Likewise.
6265 (surely_varying_stmt_p): Properly handle VOP case.
6266 (ccp_initialize): Likewise.
6267 (ccp_fold): Handle propagating through *&.
6268 (fold_const_aggregate_ref): Also handle decls.
6270 2009-03-28 Jan Hubicka <jh@suse.cz>
6272 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6273 * cgraph.h (cgraph_node): Likewise.
6274 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6275 (cgraph_reset_node): Use process flag.
6276 (cgraph_mark_functions_to_output): Likewise.
6277 (cgraph_expand_function): Likewise.
6278 (cgraph_expand_all_functions): Likewise.
6279 (cgraph_output_in_order): Likewise.
6280 * dwarf2out.c (reference_to_unused): Likewise.
6281 * passes.c do_per_function_toporder): Likewise.
6283 2009-03-28 Jan Hubicka <jh@suse.cz>
6285 Bring from lto-branch:
6287 2008-09-03 Doug Kwan <dougkwan@google.com>
6289 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6290 enums instead of reason strings.
6291 * cgraph.c (cgraph_create_edge): Same.
6292 (cgraph_inline_failed_string): New function.
6293 * cgraph.h (cgraph_inline_failed_t): New enum type.
6294 (cgraph_inline_failed_string): New prototype.
6295 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6296 char pointer to cgraph_inline_failed_t.
6297 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6298 (cgraph_default_inline_p): Ditto.
6299 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6300 to cgraph_inline_failed_t pointer.
6301 * cif-code.def: New file.
6302 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6304 (cgraph_check_inline_limits): Change type of REASON to pointer to
6305 cgraph_inline_failed_t. Replace reason strings with enums.
6306 (cgraph_default_inline_p): Ditto.
6307 (cgraph_recursive_inlining_p): Ditto.
6308 (update_caller_keys): Change type of FAILED_REASON to
6309 cgraph_inline_failed_t.
6310 (cgraph_set_inline_failed): Change type of REASON to pointer to
6311 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6312 convert enums to strings for text output.
6313 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6314 to be of type cgraph_inline_failed_t. Replace reason strings with
6315 enums. Call cgraph_inline_failed_string to covert enums
6316 to strings for text output.
6317 (cgraph_decide_inlining): Replace reason strings with enums.
6318 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6319 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6321 * tree-inline.c (expand_call_inline): Change type of REASON
6322 to cgraph_inline_failed_t. Replace reason strings with enums.
6323 Call cgraph_inline_failed_string for text output.
6324 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6327 2009-03-28 Jan Hubicka <jh@suse.cz>
6329 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6330 cgraph_clone_node): Remove master clone handling.
6331 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6332 * cgraph.h (master_clone): Remove.
6333 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6334 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6335 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6337 2009-03-28 Jan Hubicka <jh@suse.cz>
6339 * cgraph.c (cgraph_function_body_availability): Functions declared
6340 inline are always safe to assume that it is not going to be replaced.
6342 2009-03-28 Richard Guenther <rguenther@suse.de>
6344 PR tree-optimization/38513
6345 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6346 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6347 EXC_PTR_EXPR and FILTER_EXPR.
6348 (get_ref_from_reference_ops): Likewise.
6350 2009-03-28 Richard Guenther <rguenther@suse.de>
6352 PR tree-optimization/38968
6353 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6354 Use FLOOR_MOD_EXPR to compute misalignment.
6356 2009-03-28 Richard Guenther <rguenther@suse.de>
6358 PR tree-optimization/37795
6359 * tree.h (combine_comparisons): Declare.
6360 * fold-const.c (combine_comparisons): Export.
6361 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6363 (ifcombine_iforif): Use combine_comparisons.
6365 2009-03-28 Jan Hubicka <jh@suse.cz>
6367 * tree-eh.c (inlinable_call_p): New function.
6368 (make_eh_edges): Use it.
6369 (verify_eh_edges): Use it.
6370 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6371 * except.c (reachable_next_level): Add inlinable_function argument
6372 (sjlj_find_directly_reachable_regions): Update.
6373 (add_reachable_handler): Do not set saw_any_handlers.
6374 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6375 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6376 Add new inlinable call parameter.
6377 (can_throw_internal, can_throw_external): Update.
6378 * except.h (can_throw_internal_1, can_throw_external_1,
6379 foreach_reachable_handler): Update declaration.
6381 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6383 * config/arm/t-arm-coff, config/h8300/coff.h,
6384 config/i386/i386-aout.h, config/i386/i386-coff.h,
6385 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6386 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6387 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6388 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6389 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6390 sys-types.h: Remove.
6391 * Makefile.in: Remove protoize and fixproto support and references
6393 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6394 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6396 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6397 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6398 unprotoize$(exeext).
6399 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6400 (.PHONY): Don't depend on proto.
6401 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6402 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6403 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6404 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6405 build/gen-protos.o, build/scan.o, xsys-protos.h,
6406 build/fix-header$(build_exeext), build/fix-header.o,
6407 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6408 stmp-install-fixproto): Remove.
6409 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6410 SYSCALLS.c or fixproto files.
6411 (install-common): Don't install protoize.
6412 (install-headers-tar, install-headers-cpio, install-headers-cp):
6413 Don't depend on $(STMP_FIXPROTO).
6414 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6415 install fixproto files or write out fixproto settings.
6416 (uninstall): Don't uninstall protoize.
6417 * config.gcc (use_fixproto): Remove.
6418 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6419 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6420 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6421 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6422 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6423 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6424 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6425 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6426 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6427 * config/t-vxworks (STMP_FIXPROTO): Remove.
6428 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6429 STMP_FIXPROTO): Remove.
6430 * config.in, configure: Regenerate.
6431 * crtstuff.c (gid_t, uid_t): Don't undefine.
6432 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6433 (arm-*-coff, arm-*-aout: Remove target entries.
6434 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6435 Remove mention of AIX 4.1.
6436 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6437 * doc/invoke.texi (Running Protoize): Remove.
6438 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6439 (Protoize Caveats): Remove.
6440 * tsystem.h: Update comments on headers assumed to exist.
6442 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6444 * genautomata.c: Add a new year to the copyright. Add a new
6446 (struct insn_reserv_decl): Add comments for member bypass_list.
6447 (find_bypass): Remove.
6448 (insert_bypass): New.
6449 (process_decls): Use insert_bypass.
6450 (output_internal_insn_latency_func): Output all bypasses with the
6451 same input insn in one switch case.
6453 * rtl.def (define_bypass): Describe bypass choice.
6454 * doc/md.texi (define_bypass): Ditto.
6456 2009-03-27 Richard Guenther <rguenther@suse.de>
6458 * gimplify.c (mark_addressable): Export.
6459 * tree-flow.h (mark_addressable): Declare.
6460 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6461 * tree-ssa.c (verify_phi_args): Verify that address taken
6462 variables have TREE_ADDRESSABLE set.
6464 2009-03-27 Richard Guenther <rguenther@suse.de>
6466 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6467 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6468 Do not mark decls TREE_ADDRESSABLE.
6469 (build_fold_addr_expr): Adjust.
6470 (fold_addr_expr): Remove.
6471 (fold_unary): Use build_fold_addr_expr.
6472 (fold_comparison): Likewise.
6473 (split_address_to_core_and_offset): Likewise.
6474 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6476 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6477 (gimplify_modify_expr_to_memcpy): Mark source and destination
6479 * omp-low.c (create_omp_child_function): Mark the object decl
6481 (lower_rec_input_clauses): Mark the var we take the address of
6483 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6485 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6488 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6489 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6491 2009-03-27 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/39120
6494 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6496 (handle_lhs_call): Process return constraints. Add escape
6497 constraints if necessary.
6498 (handle_const_call): Fill out return constraints. Make nested
6499 case more precise. Avoid consttmp if possible.
6500 (handle_pure_call): Fill out return constraints. Avoid
6501 callused if possible.
6502 (find_func_aliases): Simplify call handling.
6504 2009-03-27 Richard Guenther <rguenther@suse.de>
6506 PR tree-optimization/39120
6507 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6508 as a representative.
6509 (solve_graph): Do propagate CALLUSED.
6510 (handle_pure_call): Use a scalar constraint from CALLUSED for
6512 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6515 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6518 * c-common.c (handle_aligned_attribute): Properly check alignment
6519 overflow. Use (1U << i) instead of (1 << i).
6521 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6523 * expr.h (get_mem_align_offset): Updated.
6525 * tree.h (tree_decl_common): Change align to "unsigned int" and
6526 move it before pointer_alias_set.
6528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6529 Jakub Jelinek <jakub@redhat.com>
6532 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6533 gr_register_operand with gr_reg_or_0_operand.
6534 (cmpxchg_rel_di): Likewise.
6535 (sync_lock_test_and_set<mode>): Likewise.
6537 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6539 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6540 (true_regnum): Likewise.
6542 * rtlanal.c (subreg_info): Moved to ...
6543 * rtl.h (subreg_info): Here. New.
6544 (subreg_get_info): New.
6546 * rtlanal.c (subreg_get_info): Make it extern.
6548 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6551 * config/i386/i386.c (ix86_abi): New.
6552 (override_options): Handle -mabi=.
6553 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6554 (ix86_call_abi_override): Likewise.
6555 (init_cumulative_args): Likewise.
6556 (function_arg_advance): Likewise.
6557 (function_arg_64): Likewise.
6558 (function_arg): Likewise.
6559 (ix86_pass_by_reference): Likewise.
6560 (ix86_function_value_regno_p): Likewise.
6561 (ix86_build_builtin_va_list_abi): Likewise.
6562 (setup_incoming_varargs_64): Likewise.
6563 (is_va_list_char_pointer): Likewise.
6564 (ix86_init_machine_status): Likewise.
6565 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6566 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6567 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6568 (ix86_function_abi): Make it static and return enum calling_abi.
6569 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6571 (ix86_fn_abi_va_list): Updated.
6573 * config/i386/i386.h (ix86_abi): New.
6574 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6575 (CONDITIONAL_REGISTER_USAGE): Likewise.
6576 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6577 (machine_function): Likewise.
6579 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6581 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6582 (STACK_BOUNDARY): Likewise.
6583 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6585 * config/i386/i386.opt (mabi=): New.
6587 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6588 return enum calling_abi.
6589 (ix86_function_type_abi): Likewise.
6590 (ix86_function_abi): Removed.
6592 * doc/invoke.texi: Document -mabi= option for x86.
6594 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6596 * builtins.c (real_dconstp): Delete.
6597 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6599 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6600 Jakub Jelinek <jakub@redhat.com>
6603 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6604 (gen_subprogram_die): When a function is explicit, generate the
6605 DW_AT_explicit attribute.
6606 * langhooks.h (struct lang_hooks_for_decls): Add
6607 function_decl_explicit_p langhook.
6608 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6609 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6611 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6613 * builtins.c (fold_builtin_memory_op): Optimize memmove
6614 into memcpy if we can prove source and destination don't overlap.
6616 * tree-inline.c: Include gt-tree-inline.h.
6617 (clone_fn_id_num): New variable.
6618 (clone_function_name): New function.
6619 (tree_function_versioning): Use it.
6620 * Makefile.in (GTFILES): Add tree-inline.c.
6622 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6624 * BASE-VER: Change to 4.5.0.
6626 2009-03-27 Xinliang David Li <davidxl@google.com>
6628 PR tree-optimization/39557
6629 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6631 2009-03-27 Xinliang David Li <davidxl@google.com>
6633 PR tree-optimization/39548
6634 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6637 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6639 * c-common.c (pointer_int_sum): Use %wd on return from
6642 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6644 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6645 on return from tree_low_cst.
6647 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6650 * ginclude/stdarg.h (va_copy): Define also for
6651 __GXX_EXPERIMENTAL_CXX0X__.
6653 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6656 * builtins.h (c_strlen): Do not warn here.
6657 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6658 * c-common.c (pointer_int_sum): Take an explicit location.
6659 Warn about offsets out of bounds.
6660 * c-common.h (pointer_int_sum): Adjust declaration.
6662 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6664 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6667 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6670 * opts.c (warn_if_disallowed_function_p): Don't assume
6671 get_callee_fndecl must return non-NULL.
6673 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6675 PR rtl-optimization/39522
6676 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6677 when reg_reloaded_valid is set.
6679 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6681 * config/spu/divv2df3.c: New file.
6682 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6683 (DPBIT_FUNCS): Filter out _div_df.
6685 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6687 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6688 a jump insn, count that jump in the distance to the loop start.
6690 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6693 * config/sh/sh.c (calc_live_regs): Fix condition for global
6694 registers except PIC_OFFSET_TABLE_REGNUM.
6696 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6699 * doc/invoke.texi (-mconsole): New.
6703 (-mnop-fun-dllimport): New.
6707 (sub section "i386 and x86-64 Windows Options"): New.
6709 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6711 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6712 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6714 2009-03-25 Richard Guenther <rguenther@suse.de>
6717 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6720 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6722 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6723 neither of haifa/selective schedulers are working.
6725 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6727 * doc/invoke.texi (Debugging Options): Fix description of
6728 -fno-merge-debug-strings.
6730 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6732 * config/cris/libgcc.ver: New version-script.
6733 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6735 * configure.ac <GAS features, nop mnemonic>: Add pattern
6736 crisv32-*-* for "nop".
6737 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6738 * configure: Regenerate.
6740 2009-03-24 Ira Rosen <irar@il.ibm.com>
6742 PR tree-optimization/39529
6743 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6744 mark_sym_for_renaming for the tag copied to the new vector
6747 2009-03-24 Arthur Loiret <aloiret@debian.org>
6749 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6750 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6751 EXTRA_SPEC_FUNCTIONS.
6752 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6753 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6754 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6755 -march and -mtune options.
6757 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6759 * config/m68k/t-rtems: Add m5329 multilib.
6761 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6762 Jakub Jelinek <jakub@redhat.com>
6765 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6768 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6771 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6772 instead of c_parser_expression_conv, if original_code isn't one of the
6773 4 allowed comparison codes, fail.
6775 2009-03-23 Richard Guenther <rguenther@suse.de>
6777 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6778 * tree.h (struct tree_type): Likewise.
6779 * reload.h (struct insn_chain): Likewise.
6780 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6781 * function.h (struct function): Likewise.
6782 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6784 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6786 PR tree-optimization/39516
6787 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6789 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6791 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6792 should be set true if BITS_PER_WORD of target is bigger than 32
6794 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6796 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6797 Translate -B-options to -rpath-link. Correct existing
6798 rpath-link and conditionalize on !nostdlib.
6800 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6802 * doc/extend.texi (Function Attributes, Variable Attributes):
6804 * doc/invoke.texi (Debugging Options, Optimize Options)
6805 (i386 and x86-64 Options, MCore Options): Likewise.
6807 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6810 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6811 it for block local namespace aliases.
6812 (gen_decl_die): Pass context_die to gen_namespace_die.
6814 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6817 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6818 minimum or maximum value.
6820 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6822 * reginfo.c (globalize_reg): Recompute derived reg sets.
6824 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6827 * libgcc2.c (mprotect): Do not use signed arguments for
6828 VirtualProtect, use DWORD arguments. Also fix the 'may
6829 be used uninitialized' warning for the np variable.
6831 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6834 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6835 functions using regparm calling conventions when not optimizing.
6836 (ix86_function_sseregparm): Similarly for sseregparm calling
6839 2009-03-19 Li Feng <nemokingdom@gmail.com>
6842 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6843 dependence if the first conflict is after niter iterations.
6845 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6848 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6849 functions with dynamic stack-pointer adjustments.
6851 2009-03-19 Ben Elliston <bje@au.ibm.com>
6853 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6854 option; change to -msdata=data.
6856 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6858 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6861 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6864 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6866 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6868 * doc/invoke.texi (Code Gen Options): Expand discussion of
6871 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6873 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6874 * matrix-reorg.c (struct matrix_info): Likewise.
6875 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6876 * rtl.h (struct mem_attrs): Likewise.
6877 * df.h (struct df): Likewise.
6878 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6879 * ira-int.h (struct ira_allocno): Likewise.
6880 * df-scan.c (struct df_collection_rec): Likewise.
6881 * ira.c (struct equivalence): Likewise.
6882 * function.c (struct temp_slot): Likewise.
6883 * cfgloop.h (struct loop): Likewise.
6886 * function.c (use_register_for_decl): When not optimizing, disregard
6887 register keyword for variables with types containing methods.
6889 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6892 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6893 (is_simple_operand): Call contains_component_ref_p before calling data
6894 reference analysis that would fail on COMPONENT_REFs.
6896 * tree-vrp.c (search_for_addr_array): Fix formatting.
6898 2009-03-18 Richard Guenther <rguenther@suse.de>
6900 * tree-vect-transform.c (vect_loop_versioning): Fold the
6901 generated comparisons.
6902 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6903 (slpeel_tree_peel_loop_to_edge): Likewise.
6905 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6908 * opts.c (print_specific_help): In addition to `undocumented',
6909 accept `separate' and `joined' flags if passed alone. Describe
6910 output by the first matched one of those.
6911 (common_handle_option): Skip over empty strings.
6912 * gcc.c (display_help): Fix help string for `--help='.
6913 * doc/invoke.texi (Option Summary, Overall Options): With
6914 `--help=', classes and qualifiers can both be repeated, but
6915 only the latter can be negated. One should not pass only
6916 negated qualifiers. Fix markup and examples.
6919 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6921 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6922 and -fhelp=separate.
6924 2009-03-17 Jing Yu <jingyu@google.com>
6927 * function.h (struct rtl_data): Move is_thunk from here...
6928 (struct function): ...to here.
6929 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6930 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6932 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6934 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6935 (alpha_output_function_end_prologue): Likewise.
6936 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6937 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6938 (rs6000_output_function_epilogue): Likewise.
6939 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6941 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6944 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6945 from different units in a single alternative.
6946 (*truncdfsf_i387): Ditto.
6947 (*truncxfsf2_mixed): Ditto.
6948 (*truncxfdf2_mixed): Ditto.
6950 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6952 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6953 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6956 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6957 unused non-artificial variables when not optimizing.
6960 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6961 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6962 NAMESPACE_DECL in its DECL_INITIAL.
6965 * optabs.c (set_user_assembler_libfunc): New function.
6966 * expr.h (set_user_assembler_libfunc): New prototype.
6967 * c-common.c: Include libfuncs.h.
6968 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6969 for memcmp, memset, memcpy, memmove and abort.
6970 * Makefile.in (c-common.o): Depend on libfuncs.h.
6973 * dwarf2out.c (gen_inlined_enumeration_type_die,
6974 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6975 gen_tagged_type_instantiation_die): Removed.
6976 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6979 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6982 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6984 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6985 (check-parallel-%): Ditto.
6986 (check-consistency): Ditto.
6988 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6990 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6991 local variable rhs by NULL_TREE.
6993 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6996 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6998 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7001 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7003 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7006 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7007 for ms->sysv ABI calls only in 64bit mode.
7009 * config/i386/i386.md (untyped_call): Support 32bit.
7011 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7013 * doc/extend.texi: Replace x86_65 with x86_64.
7015 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7017 PR tree-optimization/39455
7018 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7019 mismatches for POINTER_TYPE_P (type).
7020 (number_of_iterations_le): Likewise.
7022 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7024 * config/picochip/picochip.c: Removed profiling support.
7025 * config/picochip/picochip.md: Removed profiling instruction.
7026 * config/picochip/picochip.h: Removed profiling builtin.
7028 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7030 * doc/install.texi (--with-host-libstdcxx): Document.
7032 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7035 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7036 generate a warning if the function name does not begin with
7037 "__vector" and the function has either the 'signal' or 'interrupt'
7038 attribute, from here to ...
7039 (avr_declare_function_name): ...here. New function.
7040 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7041 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7043 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7046 * cse.c (fold_rtx): Don't modify original const_arg1 when
7047 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7048 separate variable instead.
7049 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7050 from out of range shift counts.
7051 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7053 2009-03-13 Catherine Moore <clm@codesourcery.com>
7055 * config/i386/x-mingw32 (host-mingw32.o): Replace
7056 diagnostic.h with $(DIAGNOSTIC_H).
7058 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7061 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7063 * config/i386/sync.md (sync_compare_and_swap<mode>,
7064 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7065 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7067 (sync_double_compare_and_swapdi_pic,
7068 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7069 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7071 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7074 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7076 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7079 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7080 (avx_addsubv4df3): Likewise.
7081 (*avx_addsubv4sf3): Likewise.
7082 (sse3_addsubv4sf3): Likewise.
7084 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7087 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7089 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7092 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7093 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7094 registers for allocnos created from user-defined variables.
7096 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7099 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7100 of non-integer mode as well.
7102 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7104 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7105 for functions for which the parameter types are unknown.
7107 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7110 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7111 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7112 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7113 * config/i386/i386.c (ix86_local_alignment): For
7114 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7115 long long variables on the stack to avoid dynamic realignment.
7116 Allow the first argument to be a decl rather than type.
7117 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7119 2009-03-11 Nick Clifton <nickc@redhat.com>
7122 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7124 Add description to mno-lsim option.
7125 * config/mcore/mcore.h: Remove comment about deprecated m4align
7127 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7128 * doc/invoke.texi: Add description of mno-lsim and
7129 mstack-increment options.
7131 * config/fr30/fr30.opt: Document the -mno-lsim option.
7132 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7133 and -mno-lsim options.
7135 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7137 * fold-const.c (fold_comparison): Only call fold_inf_compare
7138 if the mode supports infinities.
7140 2009-03-11 Jason Merrill <jason@redhat.com>
7143 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7144 end already did. Notice GIMPLE_CALL modifications of the result.
7145 Don't copy debug information from an ignored decl or a decl from
7148 2009-03-10 Richard Guenther <rguenther@suse.de>
7149 Nathan Froyd <froydnj@codesourcery.com>
7152 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7153 (__divMODE3): Likewise.
7155 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7157 PR tree-optimization/39394
7158 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7159 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7161 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7163 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7164 inline asms for register asm ("") declarations.
7166 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7168 * fold-const.c (fold_unary): Fix comment.
7170 2009-03-07 Jan Hubicka <jh@suse.cz>
7173 * tree-inline.c (setup_one_parameter): Do replacement of const
7174 argument by constant in SSA form.
7176 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7179 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7180 determine alignment passed to assign_stack_local.
7181 (assign_parms_unsplit_complex): Likewise.
7182 * except.c (sjlj_build_landing_pads): Likewise.
7184 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7187 * tree-flow.h (add_referenced_var): Return bool instead of void.
7188 * tree-dfa.c (add_referenced_var): Return result of
7189 referenced_var_check_and_insert call.
7190 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7191 of referenced_var_check_and_insert.
7194 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7195 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7196 DIE, don't emit it if abstract origin already has it.
7197 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7198 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7200 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7202 * genpreds.c (needs_variable): Fix parentheses at variable name
7204 (write_tm_constrs_h): Indent generated code.
7206 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7208 * doc/extend.texi (Function Attributes): Add documentation
7211 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7214 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7215 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7217 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7219 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7222 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7225 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7226 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7228 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7230 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7231 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7232 constants instead of magic numbers.
7233 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7235 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7236 (x86_64_ms_abi_int_parameter_registers): Ditto.
7237 (x86_64_int_return_registers): Ditto.
7238 (ix86_maybe_switch_abi): Ditto.
7239 (ix86_expand_call): Ditto for clobbered_registers array.
7240 (ix86_hard_regno_mode_ok): Ditto.
7241 (x86_extended_QIreg_mentioned_p): Ditto.
7243 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7245 PR tree-optimization/39349
7246 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7248 * combine.c (gen_lowpart_for_combine): Use omode when generating
7251 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7253 PR rtl-optimization/39235
7254 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7256 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7258 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7260 2009-03-04 Richard Guenther <rguenther@suse.de>
7262 PR tree-optimization/39362
7263 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7264 that occur in abnormal PHIs should be varying.
7266 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7268 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7270 (simple_iv): Take loop as an argument instead of statement.
7271 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7272 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7274 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7276 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7277 * matrix-reorg.c (analyze_transpose): Ditto.
7278 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7279 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7280 * tree-predcom.c (ref_at_iteration): Ditto.
7281 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7283 2009-03-04 Richard Guenther <rguenther@suse.de>
7285 PR tree-optimization/39358
7286 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7287 escaped_id and callused_id.
7288 (solve_graph): Likewise.
7290 2009-03-04 Richard Guenther <rguenther@suse.de>
7292 PR tree-optimization/39339
7293 * tree-sra.c (try_instantiate_multiple_fields): Make it
7294 no longer ICE on the above.
7296 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7298 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7299 that fits within Pmode.
7301 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7304 * tm.texi (LIBCALL_VALUE): Update description.
7306 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7309 * doc/extend.texi (section): Update description.
7311 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7314 * tree-inline.c (remapped_type): New.
7315 (can_be_nonlocal): Call remapped_type instead of remap_type.
7317 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7320 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7321 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7323 2009-03-03 Richard Guenther <rguenther@suse.de>
7326 * tree.c (tree_nonartificial_location): New function.
7327 * tree.h (tree_nonartificial_location): Declare.
7328 * builtins.c (expand_builtin_memory_chk): Provide location
7329 of the call location for artificial function pieces.
7330 (maybe_emit_chk_warning): Likewise.
7331 (maybe_emit_sprintf_chk_warning): Likewise.
7332 (maybe_emit_free_warning): Likewise.
7333 * expr.c (expand_expr_real_1): Likewise.
7335 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7337 PR tree-optimization/39343
7338 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7339 COMPONENT_REF t has ARRAY_TYPE.
7341 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7344 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7345 when the type precision of the induction variable should be
7346 larger than the type precision of nit.
7347 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7348 * graphite.c (graphite_loop_normal_form): Same.
7349 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7351 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7353 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7354 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7355 numbers to describe clobbered registers.
7356 (*call_value_0_rex64_ms_sysv): Ditto.
7357 * config/i386/mmx.md (mmx_emms): Ditto.
7360 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7362 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7365 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7367 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7368 (spu_section_type_flags): New function.
7370 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7373 reg_class_contents of FLOAT_REGS into a temporary.
7375 2009-03-02 Richard Guenther <rguenther@suse.de>
7376 Ira Rosen <irar@il.ibm.com>
7378 PR tree-optimization/39318
7379 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7380 information to the vectorized statement.
7382 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7384 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7385 variable. Use defined names instead of magic constants for REX SSE
7388 2009-03-01 Richard Guenther <rguenther@suse.de>
7390 PR tree-optimization/39331
7391 * omp-low.c (lower_send_shared_vars): Do not receive new
7392 values for the reference of DECL_BY_REFERENCE parms or results.
7394 2009-03-01 Jan Hubicka <jh@suse.cz>
7397 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7398 BLOCK_NONLOCALIZED_VAR): New macros.
7399 (tree_block): Add nonlocalized_vars.
7400 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7401 gen_decl_die): Add origin argument. Allow generation of die with
7402 origin at hand only.
7403 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7404 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7406 (gen_block_die): Fix checking for unused blocks.
7407 (process_scope_var): Break out from .... ; work with origins only.
7408 (decls_for_scope) ... here; process nonlocalized list.
7409 (dwarf2out_ignore_block): Look for nonlocalized vars.
7410 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7412 (dump_scope_block): Dump them.
7413 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7414 (remap_block): Likewise.
7415 (can_be_nonlocal): New predicate.
7416 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7418 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7420 * configure: Regenerate.
7422 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7424 * optc-gen.awk: No need to duplicate option flags twice.
7425 Reuse help texts for duplicate options which do not have any.
7427 * gcc.c (display_help): Document --version.
7429 * gcc.c (main): If print_help_list and verbose_flag, ensure
7430 driver output comes before subprocess output.
7432 * optc-gen.awk: Assign all remaining fields to help string,
7433 space-separated, for multi-line help in *.opt.
7435 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7436 -Wno-pedantic-ms-format is for MinGW targets only.
7438 * doc/options.texi (Option file format): Fix bad indentation,
7439 restoring dropped sentence.
7441 2009-02-28 Jan Hubicka <jh@suse.cz>
7443 * tree-inline.c (tree_function_versioning): Output debug info.
7445 2009-02-28 Jan Hubicka <jh@suse.cz>
7448 * tree-inline.c (setup_one_parameter): Do not copy propagate
7449 arguments when not optimizing.
7451 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7454 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7455 (avx_addsubv4df3): Likewise.
7456 (*avx_addsubv4sf3): Likewise.
7457 (sse3_addsubv4sf3): Likewise.
7458 (*avx_addsubv2df3): Likewise.
7459 (sse3_addsubv2df3): Likewise.
7460 (avx_unpckhps256): Correct item selectors.
7461 (avx_unpcklps256): Likewise.
7462 (avx_unpckhpd256): Likewise.
7463 (avx_unpcklpd256): Likewise.
7465 2009-02-28 Jan Hubicka <jh@suse.cz>
7467 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7469 (copy_arguments_for_versioning): If var is declared don't declare it.
7470 (tree_function_versioning): First setup substitutions and then copy
7473 2009-02-27 Jan Hubicka <jh@suse.cz>
7476 * cgraph.h (varpool_output_debug_info): Remove.
7477 * cgraphunit.c (varpool_output_debug_info): Remove.
7478 * dwarf2out.c (deferred_locations_struct): New struct
7479 (deferred_locations): New type.
7480 (deferred_locations_list): New static var.
7481 (deffer_location): New function.
7482 (gen_variable_die): Use it.
7483 (decls_for_scope): Output info on local static vars.
7484 (dwarf2out_finish): Process deferred locations.
7485 * varpool.c (varpool_output_debug_info): Remove.
7487 2009-02-27 Jan Hubicka <jh@suse.cz>
7490 * tree.h (TREE_PROTECTED): Fix comment.
7491 (BLOCK_HANDLER_BLOCK): Remove.
7492 (struct tree_block): Remove handler_block add body_block.
7493 (inlined_function_outer_scope_p): New.
7494 (is_body_block): Remove.
7495 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7496 * dwarf2out.c (is_inlined_entry_point): Remove.
7497 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7498 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7500 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7501 * gimplify.c (gimplify_expr): Gimplify body blocks.
7502 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7503 block with multiple subblocks.
7504 (dump_scope_block): Prettier output; dump more flags and info.
7505 (dump_scope_blocks): New.
7506 (remove_unused_locals): Use dump_scope_blocks.
7507 * tree-flow.h (dump_scope_blocks): Declare.
7508 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7509 * stmt.c (is_body_block): Remove.
7510 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7511 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7513 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7516 * graphite.c (graphite_loop_normal_form): Do not call
7517 number_of_iterations_exit from a gcc_assert.
7519 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7521 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7522 jumps if COND is NULL.
7523 (find_cond_jump): New function.
7524 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7525 * config/s390/s390.md: Remove z10_cobra attribute value.
7527 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7529 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7530 force_const_mem returns NULL_RTX.
7532 2009-02-26 Jan Hubicka <jh@suse.cz>
7535 * cgraph.h (varpool_output_debug_info): Remove.
7536 * cgraphunit.c (varpool_output_debug_info): Remove.
7537 * dwarf2out.c (deferred_locations_struct): New struct
7538 (deferred_locations): New type.
7539 (deferred_locations_list): New static var.
7540 (deffer_location): New function.
7541 (gen_variable_die): Use it.
7542 (decls_for_scope): Output info on local static vars.
7543 (dwarf2out_finish): Process deferred locations.
7544 * varpool.c (varpool_output_debug_info): Remove.
7546 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7548 PR rtl-optimization/39241
7549 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7550 to subreg_offset_representable_p.
7552 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7554 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7555 execute function prototype. Get f and nregs from max_reg_num
7556 and get_insns. Remove the first backward pass as it's dead,
7557 guard the forward pass by flag_expensive_optimizations.
7558 (rest_of_handle_regmove): Delete.
7559 (pass_regmove): Replace it with regmove_optimize.
7561 2009-02-25 Martin Jambor <mjambor@suse.cz>
7563 PR tree-optimization/39259
7564 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7565 calls_alloca function flags.
7566 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7569 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7571 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7572 flags_set_1_rtx, flags_set_1_set): Delete.
7573 (regmove_optimize): Do not call mark_flags_life_zones.
7575 2009-02-24 Julian Brown <julian@codesourcery.com>
7578 * config/arm/arm.c (require_pic_register): Only set
7579 cfun->machine->pic_reg once per function.
7581 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7583 * doc/invoke.texi (Link Options): Document an easier way to pass
7584 options that take arguments to the GNU linker using -Xlinker and -Wl.
7586 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7589 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7591 2009-02-24 Richard Guenther <rguenther@suse.de>
7594 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7596 2009-02-24 Richard Guenther <rguenther@suse.de>
7597 Zdenek Dvorak <ook@ucw.cz>
7599 PR tree-optimization/39233
7600 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7601 from converting them to a generic type.
7603 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7605 PR tree-optimization/39260
7606 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7607 contains a condition with a real type.
7608 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7610 2009-02-23 Jason Merrill <jason@redhat.com>
7613 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7614 narrowing_initializer_constant_valid_p.
7615 (narrowing_initializer_constant_valid_p): Don't return
7616 null_pointer_node for adding a pointer to itself.
7618 2009-02-23 Jan Hubicka <jh@suse.cz>
7621 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7624 2009-02-23 Jan Hubicka <jh@suse.cz>
7626 PR tree-optimization/37709
7627 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7628 * tree.h (block_ultimate_origin): Declare.
7629 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7630 * tree-ssa-live.c (remove_unused_scope_block_p):
7631 Eliminate blocks containig no instructions nor live variables nor
7633 (dump_scope_block): New function.
7634 (remove_unused_locals): Enable removal of dead blocks by default;
7635 enable dumping at TDF_DETAILS.
7637 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7639 * config/i386/i386.c (classify_argument): Don't allow COImode
7641 (function_arg_advance_32): Don't allow OImode.
7642 (function_arg_32): Likewise.
7643 (function_value_32): Likewise.
7644 (return_in_memory_32): Likewise.
7645 (function_arg_64): Remove OImode comment.
7647 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7650 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7651 ix86_expand_vector_set for V4DImode in 64bit mode only.
7652 (ix86_expand_vector_init_one_var): Likewise.
7654 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7656 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7658 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7661 * loop-iv.c: Revert last change.
7662 * emit-rtl.c: Likewise.
7664 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7667 * config/i386/i386.c (type_natural_mode): Remove an extra
7668 space in the warning message.
7669 (function_value_32): Handle 32-byte vector modes.
7670 (return_in_memory_32): Likewise.
7672 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7674 * loop-iv.c (truncate_value): New function.
7675 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7677 (lowpart_subreg): Move to...
7678 * emit-rtl.c: ...here.
7680 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7682 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7683 accidental and undocumented change at revision 140860.
7685 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7687 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7688 take gimple_seq * arguments.
7689 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7690 types_compatible_p langhook.
7692 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7693 Joseph Myers <joseph@codesourcery.com>
7695 * config/arm/arm.c (arm_builtin_va_list): New function.
7696 (arm_expand_builtin_va_start): Likewise.
7697 (arm_gimplify_va_arg_expr): Likewise.
7698 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7699 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7700 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7701 (va_list_type): New variable.
7702 (arm_mangle_type): Mangle va_list_type appropriately.
7704 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7707 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7708 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7709 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7710 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7711 parameter to 1000 for -O1 by default.
7712 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7714 * loop-invariant.c: Include params.h.
7715 (move_loop_invariants): Don't call move_single_loop_invariants on
7718 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7720 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7721 offset when calculating bounds for indexing stack_usage_map. Fixes
7722 a buffer overflow with certain target setups.
7724 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7727 * calls.c (expand_call): Clear try_tail_call if caller and callee
7728 disagree in promotion of function return value.
7730 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7733 * c-common.c (c_determine_visibility): If visibility changed and
7734 DECL_RTL has been already set, call make_decl_rtl to update symbol
7737 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7740 * varasm.c (assemble_variable): Don't check DECL_NAME when
7741 globalizing a variable.
7743 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7746 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7747 expression before any __builtin_trap call.
7748 * c-typeck.c (build_function_call): Convert and check function
7749 arguments before generating a call to a trap. Evaluate the
7750 function arguments before the trap.
7752 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7755 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7756 (UNSPEC_FXAM_MEM): New unspec.
7757 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7758 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7759 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7761 2009-02-19 Richard Guenther <rguenther@suse.de>
7763 PR tree-optimization/39207
7764 PR tree-optimization/39074
7765 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7766 storedanything_tree): New.
7767 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7768 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7769 (build_succ_graph): Add edges from STOREDANYTHING to all
7771 (init_base_vars): Initialize STOREDANYTHING.
7772 (compute_points_to_sets): Free substitution info after
7773 building the succ graph.
7774 (ipa_pta_execute): Likewise.
7776 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7778 (do_ds_constraint): Do not add to special var or non-pointer
7780 (type_could_have_pointers): Split out from ...
7781 (could_have_pointers): ... here. For arrays use the element type.
7782 (create_variable_info_for): Initialize may_have_pointers.
7783 (new_var_info): Likewise.
7784 (handle_lhs_call): Make the HEAP variable unknown-sized.
7785 (intra_create_variable_infos): Use a type with pointers for
7786 PARM_NOALIAS, make it unknown-sized.
7788 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7791 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7793 2009-02-18 Jason Merrill <jason@redhat.com>
7796 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7797 value if DECL_EXTERNAL.
7798 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7799 * target.h (gcc_target::binds_local_p): Clarify "module".
7800 * tree.h (TREE_PUBLIC): Clarify "module".
7802 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7805 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7806 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7808 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7811 * c.opt (Wabi): Support C and ObjC.
7814 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7816 * config/i386/i386.c (classify_argument): Warn once about the ABI
7817 change when passing union with long double.
7819 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7821 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7824 * c-parser.c (c_parser_compound_statement): Always enter and leave
7827 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7830 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7832 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7834 PR tree-optimization/36922
7835 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7836 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7839 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7841 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7844 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7846 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7848 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7850 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7853 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7854 Richard Sandiford <rdsandiford@googlemail.com>
7856 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7857 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7858 (loongson_biadd): ...this.
7860 2009-02-17 Richard Guenther <rguenther@suse.de>
7862 PR tree-optimization/39202
7863 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7864 a var make sure to follow existing collapses.
7866 2009-02-17 Richard Guenther <rguenther@suse.de>
7869 * langhooks.c (lhd_print_error_function): Check for NULL block.
7871 2009-02-17 Richard Guenther <rguenther@suse.de>
7873 PR tree-optimization/39204
7874 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7877 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7879 * config/soft-fp/double.h: Update from glibc CVS.
7881 2009-02-17 Richard Guenther <rguenther@suse.de>
7883 PR tree-optimization/39207
7884 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7885 strict-aliasing warnings for pointers pointing to NULL.
7887 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7890 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7891 skipping until next close brace.
7893 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7896 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7897 to function argument boundary.
7899 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7901 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7902 in the lea_add. Reload eventually constraints it properly.
7903 * config/picochip/constraints.md : Remove the target constraint
7904 "b", since it is not needed anymore.
7906 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7908 * gthr-dce.h: Uglify function parameter and local variable names.
7909 * gthr-gnat.h: Likewise.
7910 * gthr-mipssde.h: Likewise.
7911 * gthr-nks.h: Likewise.
7912 * gthr-posix95.h: Likewise.
7913 * gthr-posix.h: Likewise.
7914 * gthr-rtems.h: Likewise.
7915 * gthr-single.h: Likewise.
7916 * gthr-solaris.h: Likewise.
7917 * gthr-tpf.h: Likewise.
7918 * gthr-vxworks.h: Likewise.
7919 * gthr-win32.h: Likewise.
7921 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7924 * config/i386/i386.md: Restrict the new peephole2 to move
7925 between MMX/SSE registers.
7927 2009-02-15 Richard Guenther <rguenther@suse.de>
7930 2009-02-13 Richard Guenther <rguenther@suse.de>
7932 * configure.ac: Enable LFS.
7933 * configure: Re-generate.
7934 * config.in: Likewise.
7936 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7938 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7939 spu_srqwbyte, spu_srqwbytebc): Define.
7940 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7941 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7942 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7943 "shrqby_<mode>"): New insn-and-split patterns.
7944 * config/spu/spu.c (expand_builtin_args): Determine and return
7945 number of operands using spu_builtin_description data.
7946 (spu_expand_builtin_1): Use it.
7948 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7951 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7954 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7957 * config/i386/i386.c (override_options): Correct warning
7958 messages for -malign-loops, -malign-jumps and -malign-functions.
7960 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7963 * config/i386/i386.md: Restrict the new peephole2 to move
7964 between the general purpose registers.
7966 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7969 * config/i386/i386.c (type_natural_mode): Add a new argument.
7970 Return the original mode and warn ABI change if vector size is 32byte.
7971 (function_arg_advance): Updated.
7972 (function_arg): Likewise.
7973 (ix86_function_value): Likewise.
7974 (ix86_return_in_memory): Likewise.
7975 (ix86_sol10_return_in_memory): Likewise.
7976 (ix86_gimplify_va_arg): Likewise.
7977 (function_arg_32): Don't warn ABX ABI change here.
7978 (function_arg_64): Likewise.
7980 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7982 * loop-iv.c (implies_p): In the final case, test that operands 0
7983 of the two comparisons match.
7985 * config/bfin/bfin.c (find_prev_insn_start): New function.
7986 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7987 (find_next_insn_start): Move.
7989 2009-02-13 Richard Guenther <rguenther@suse.de>
7991 * configure.ac: Enable LFS.
7992 * configure: Re-generate.
7993 * config.in: Likewise.
7995 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7998 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7999 sizes on syntax error after some arguments have been parsed.
8001 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8003 * doc/invoke.texi (-fira): Remove.
8005 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8007 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8008 * recog.c: Likewise.
8011 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8013 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8014 (umul_ppmm): Likewise.
8015 (count_leading_zeros): Likewise.
8016 (count_trailing_zeros): Likewise.
8017 (UMUL_TIME): Likewise.
8019 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8021 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8022 soft-fp/t-softfp to tmake_file.
8024 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8025 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8026 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8027 IA64_BUILTIN_INFQ]: New.
8028 (ia64_init_builtins): Initialize __builtin_infq,
8029 __builtin_fabsq and __builtin_copysignq if not HPUX.
8030 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8031 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8033 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8035 (__fixtfti): Likewise.
8036 (__fixunstfti): Likewise.
8037 (__floattitf): Likewise.
8039 * config/ia64/libgcc-glibc.ver: New.
8040 * config/ia64/t-fprules-softfp: Likewise.
8041 * config/ia64/sfp-machine.h: Likewise.
8043 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8044 (LIBGCC2_TF_CEXT): Likewise.
8045 (TF_SIZE): Likewise.
8046 (TARGET_INIT_LIBFUNCS): Likewise.
8048 * config/ia64/t-glibc (SHLINB_MAPFILES):
8049 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8051 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8053 * config/i386/i386.c (construct_container): Rewrite processing
8054 BLKmode with X86_64_SSE_CLASS.
8056 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8059 * config/i386/i386.md: Replace simplify_replace_rtx with
8060 replace_rtx in the new peephole2.
8062 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8064 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8065 loop unrolling do not happen at -O2.
8067 2009-02-12 Michael Matz <matz@suse.de>
8069 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8071 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8073 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8076 2009-02-12 Ben Elliston <bje@au.ibm.com>
8078 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8079 patterns when updating the back chain. Missed in the 2009-02-10
8082 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8084 * doc/extend.texi (Decimal Floating Types): Update identifier of
8085 draft TR and list of missing support.
8087 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8090 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8091 bit to variable length decl's flags, add it also to its
8092 pointer replacement variable.
8094 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8095 Jakub Jelinek <jakub@redhat.com>
8098 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8099 (memory_blockage): New expander.
8100 (*memory_blockage): New insn pattern.
8101 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8102 instead of general blockage at the end of function prologue when
8103 frame pointer is used to access red zone area. Do not emit blockage
8104 when profiling, it is emitted in generic code.
8105 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8106 function epilogue when frame pointer is used to access red zone area.
8108 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8111 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8112 by arithmetic with memory operands.
8113 * config/i386/predicates.md (commutative_operator): New.
8115 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8117 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8120 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8122 * alias.h (record_alias_subset): Declare.
8123 * alias.c (record_alias_subset): Make global.
8125 2009-02-10 Nick Clifton <nickc@redhat.com>
8127 * tree-parloops.c: Change license to GPLv3.
8128 * ipa-struct-reorg.c: Change license to GPLv3.
8129 * ipa-struct-reorg.h: Change license to GPLv3.
8131 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8134 * c-decl.c (start_struct): Return NULL on error.
8136 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8139 * cfgloopmanip.c (remove_path): Call remove_bbs after
8140 cancel_loop_tree, not before it.
8143 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8144 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8145 VAR_DECLs were seen.
8146 * tree-ssa-live.c (remove_unused_locals): Recompute
8147 cfun->has_local_explicit_reg_vars.
8148 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8149 copies or clearings if cfun->has_local_explicit_reg_vars.
8151 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8154 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8155 of function prologue when frame pointer is used to access
8158 2009-02-10 Richard Guenther <rguenther@suse.de>
8161 * gimplify.c (gimple_regimplify_operands): Always look if
8162 we need to create a temporary.
8164 2009-02-10 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/39132
8167 * tree-loop-distribution.c (todo): New global var.
8168 (generate_memset_zero): Trigger TODO_rebuild_alias.
8169 (tree_loop_distribution): Return todo.
8171 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8174 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8175 (x86_64_reg_class_name): Removed.
8176 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8177 first one isn't X86_64_SSE_CLASS or any other ones aren't
8178 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8179 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8180 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8181 and 3 X86_64_SSEUP_CLASS.
8182 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8183 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8185 2009-02-10 Ben Elliston <bje@au.ibm.com>
8187 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8188 form instruction to update the stack back chain word, even if the
8189 user has disabled the generation of update instructions.
8190 (movdi_<mode>_update_stack): New.
8191 (movsi_update_stack): Likewise.
8192 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8193 always use an update form instruction to update the stack back
8196 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8199 * graphite.c (if_region_set_false_region): After moving a region in
8200 the false branch of a condition, remove the empty dummy basic block.
8201 (gloog): Remove wrong fix for PR38953.
8203 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8205 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8206 generation due to implicit sign extension.
8208 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8211 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8212 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8214 2009-02-09 Richard Guenther <rguenther@suse.de>
8217 * convert.c (convert_to_real): Disable (float)fn((double)x)
8218 to fnf(x) conversion if errno differences may occur and
8219 -fmath-errno is set.
8221 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8223 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8224 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8225 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8227 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8230 * c-common.c (handle_alias_attribute): Disallow attribute for
8231 anything not a FUNCTION_DECL or VAR_DECL.
8233 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8236 * real.c (do_compare): Special-case compare of zero against
8237 decimal float value.
8239 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8242 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8243 as indicating flexible array members unless the field itself is
8244 being declarared as the incomplete array.
8246 2009-02-06 Jan Hubicka <jh@suse.cz>
8248 PR tree-optimization/38844
8249 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8252 2009-02-06 Richard Guenther <rguenther@suse.de>
8255 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8256 fork because we may expand it as __gcov_fork.
8258 2009-02-06 Nick Clifton <nickc@redhat.com>
8260 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8262 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8264 PR tree-optimization/35659
8265 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8266 vn_phi_eq): Shortcut if hashcode does not match.
8267 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8269 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8270 and avoid iterative_hash_expr.
8271 (FOR_EACH_VALUE_ID_IN_SET): New.
8272 (value_id_compare): Remove.
8273 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8274 sort expressions by value id.
8276 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8279 * config/sh/predicates.md (general_movsrc_operand): Don't check
8280 the subreg of system registers here.
8282 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8285 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8288 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8290 PR rtl-optimization/39110
8291 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8292 addresses, not aligned ones.
8294 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8295 Richard Guenther <rguenther@suse.de>
8297 PR tree-optimization/39100
8298 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8299 comment says and add edges.
8301 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8304 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8305 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8307 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8309 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8310 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8311 register_bb_in_sese, new_sese, free_sese): Moved.
8312 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8313 outermost_loop_in_scop, build_scop_iteration_domain,
8314 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8315 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8316 Use loop_in_sese_p instead of loop_in_scop_p.
8317 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8318 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8319 (scopdet_basic_block_info): Fix bug in scop detection.
8320 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8321 eq_loop_to_cloog_loop): Remove.
8322 (nb_loops_around_loop_in_scop, nb_loop
8323 ref_nb_loops): Moved here...
8324 * graphite.h (ref_nb_loops): ... from here.
8325 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8326 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8327 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8328 * testsuite/gcc.dg/graphite/scop-19.c: New
8330 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8331 Hans-Peter Nilsson <hp@axis.com>
8333 PR rtl-optimization/37889
8334 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8335 Move offset handling from PLUS to before the switch. Use new
8336 arguments when considering SYMBOL_REFs too.
8337 (rtx_addr_can_trap_p): Pass dummy offset and size.
8338 (enum may_trap_p_flags): Remove.
8339 (may_trap_p_1): Pass size from MEM_SIZE.
8341 PR rtl-optimization/38921
8342 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8343 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8344 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8345 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8347 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8349 AVX Programming Reference (January, 2009)
8350 * config/i386/sse.md (*vpclmulqdq): New.
8352 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8354 PR tree-optimization/38977
8355 PR gcov-profile/38292
8356 * calls.c (special_function_p): Disregard __builtin_ prefix.
8358 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8360 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8361 non-indexable addresses even before reload.
8363 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8366 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8367 as having variable size. Do not give an error for unnamed
8368 parameters with [*] declarators. Give a warning for type names
8369 with [*] declarators and mark them as variable size.
8370 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8371 for sizeof applied to [*] type names.
8373 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8376 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8378 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8380 * gcc.c (process_command): Update copyright notice dates.
8381 * gcov.c (print_version): Likewise.
8382 * gcov-dump.c (print_version): Likewise.
8383 * mips-tfile.c (main): Likewise.
8384 * mips-tdump.c (main): Likewise.
8386 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8389 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8390 for composite type involving a zero-length array type.
8392 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8395 * function.c (match_asm_constraints_1): Skip over
8396 initial optional % in the constraint.
8399 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8400 supported, don't accept FIXED_CSTs.
8401 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8402 and _Sat is used without _Fract/_Accum. Set specs->type to
8403 integer_type_node for cts_fract/cts_accum if fixed point is not
8406 2009-02-02 Catherine Moore <clm@codesourcery.com>
8408 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8410 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8412 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8413 (ABI_HAS_64BIT_SYMBOLS): Use it.
8414 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8416 2009-02-02 Paul Brook <paul@codesourcery.com>
8418 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8420 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8423 * recog.h (asm_operand_ok): Add constraints argument.
8424 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8425 recurse on matching constraint.
8426 (check_asm_operands): Pass constraints as 3rd argument to
8427 asm_operand_ok. Don't look up matching constraint here.
8428 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8431 2009-02-02 Ben Elliston <bje@au.ibm.com>
8433 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8434 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8436 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8438 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8439 information. Remove some obsolete information. Reorganize.
8441 * config/pa/fptr.c: Revert license to GPL 2.
8442 * config/pa/milli64.S: Likewise.
8444 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8447 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8448 LIBRARY name in, instead of hard-coding it.
8449 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8450 extra target make frag to tmake_files according to EH model.
8451 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8452 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8453 frags that define makefile variable EH_MODEL appropriately.
8454 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8455 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8456 to "-sjlj" according to type of EH configured.
8457 (LIBGCC_SONAME): Concatenate it to shared library base name.
8458 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8459 to "_sjlj" according to type of EH configured.
8460 (LIBGCC_SONAME): Concatenate it to shared library base name.
8461 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8462 (SHLIB_LINK): Add missing semicolon to if-else construct.
8463 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8464 string value of "pe_dll" command-line option.
8465 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8466 (SHLIB_SONAME): Use it when overriding t-cygming default.
8467 (SHLIB_IMPLIB): Override t-cygming default.
8468 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8469 string value of "pe_dll" command-line option.
8471 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8474 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8475 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8477 2009-01-31 Richard Guenther <rguenther@suse.de>
8479 PR tree-optimization/38937
8480 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8481 computing the transitive closure.
8483 2009-01-30 Richard Guenther <rguenther@suse.de>
8485 PR tree-optimization/39041
8486 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8487 Propagate variable indices only if the types match for this stmt.
8489 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8492 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8493 inline but never defined.
8495 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8497 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8498 (*insv_h_di_reg_extimm): New insn.
8499 (*insv_l<mode>_reg_extimm): New insn.
8501 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8503 * config/picochip/picochip.c (flag_conserve_stack): set
8504 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8505 fconserve-stack. Reduce call-overhead used by inliner.
8507 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8510 * common.opt (flag_conserve_stack): Initialised to zero.
8512 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8515 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8516 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8519 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8521 * ira-color.c (allocno_reload_assign): Update comments.
8522 * regmove.c (regmove_optimize): Likewise.
8526 2009-01-29 Robert Millan <rmh@aybabtu.com>
8528 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8529 * config/i386/kopensolaris-gnu.h: New file. Undefine
8530 `MD_UNWIND_SUPPORT'.
8531 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8533 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8535 PR tree-optimization/39007
8536 * tree-loop-distribution.c (generate_builtin): Use
8537 recompute_dominator to compute the immediate dominator of the
8538 basic block just after the loop.
8540 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8542 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8543 (ASM_OUTPUT_DWARF_PCREL): Define.
8545 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8547 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8548 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8549 global. Modify entries about regmove and IRA.
8551 * ra-conflict.c: Remove the file.
8553 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8555 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8556 (pass_regclass_init): Rename to pass_reginfo_init.
8558 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8560 * toplev.h (flag_ira): Remove.
8562 * caller-save.c (setup_save_areas): Remove flag_ira.
8564 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8566 * global.c: Remove the file.
8568 * opts.c (decode_options): Remove flag_ira.
8570 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8572 * regmove.c: Modify file description.
8573 (find_use_as_address, try_auto_increment): Define them only if
8574 AUTO_INC_DEC is defined.
8575 (replacement_quality, replace_in_call_usage, fixup_match_1,
8576 stable_and_no_regs_but_for_p): Remove.
8577 (reg_set_in_bb): Make it static.
8578 (regmove_optimize): Remove flag_ira and code which worked for
8581 * local-alloc.c: Remove the file.
8583 * common.opt (fira): Remove.
8585 * ira.c: Include except.h.
8586 (eliminable_regset): Move from global.c.
8587 (mark_elimination): Ditto. Remove flag_ira.
8588 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8589 equiv_mem_modified, validate_equiv_mem_from_store,
8590 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8591 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8592 no_equiv, recorded_label_ref): Move from local-alloc.c.
8593 (update_equiv_regs): Ditto. Make it static.
8594 (print_insn_chain, print_insn_chains): Move it from global.c.
8595 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8596 (build_insn_chain): Ditto. Make it static.
8597 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8598 Rename to init_live_subregs.
8599 (gate_ira): Remove flag_ira.
8601 * regclass.c: Rename reginfo.c. Change file description.
8602 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8603 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8604 (init_reg_sets_1): Remove code for evaluation of
8605 reg_class_superclasses and losing_caller_save_reg_set.
8606 (init_regs): Remove init_reg_autoinc.
8607 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8608 ok_for_base_p_nonstrict): Remove.
8609 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8610 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8611 corresponding entries.
8612 (dump_regclass, record_operand_costs, scan_one_insn,
8613 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8614 record_address_regs, auto_inc_dec_reg_p): Remove.
8615 (gt-regclass.h): Rename to gt-reginfo.h.
8617 * rtl.h (dump_global_regs, retry_global_alloc,
8618 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8620 * Makefile.in (RA_H): Remove.
8621 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8622 Rename regclass.o to reginfo.o.
8623 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8625 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8626 (GTFILES): Rename regclass.c to reginfo.c.
8628 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8629 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8631 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8632 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8634 (finish_spills): Ditto. Remove code for !flag_ira.
8636 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8639 * doc/invoke.texi (rtl debug options): Complete rewrite.
8640 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8642 * mode-switching.c (pass_mode_switching): Rename pass from
8643 "mode-sw" to "mode_sw".
8644 * except.c (pass_convert_to_eh_ranges): Rename pass from
8645 "eh-ranges" to "eh_ranges".
8646 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8650 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8651 Alexander Monakov <amonakov@ispras.ru>
8654 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8656 (move_exprs_to_boundary): Change return type and pass through
8657 should_move from move_op. Relax assert. Update usage ...
8658 (schedule_expr_on_boundary): ... here. Use should_move instead of
8660 (move_op_orig_expr_found): Indicate that insn was disconnected from
8662 (code_motion_process_successors): Do not call after_merge_succs
8663 callback if original expression was not found when traversing any of
8665 (code_motion_path_driver): Change return type. Update prototype.
8666 (move_op): Update comment. Add a new parameter (should_move). Update
8667 prototype. Set *should_move based on indication provided by
8668 move_op_orig_expr_found.
8670 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8672 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8673 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8674 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8675 * config/rs6000/rs6000.c (rs6000_override_options): Default
8676 avoid-indexed-addresses on for Power6, off for everything else.
8677 (avoiding_indexed_address_p): New function.
8678 (rs6000_legitimize_address): Use it.
8679 (rs6000_legitimate_address): Likewise.
8680 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8682 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8684 PR tree-optimization/38997
8685 * tree-loop-distribution.c (generate_memset_zero): Use
8686 POINTER_PLUS_EXPR for a pointer addition.
8688 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8690 * config/s390/s390.md (bswap<mode>2): New pattern added.
8692 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8694 * config/s390/s390.md (*tls_load_31): Added type attribute.
8696 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8698 * config/s390/s390.md: Fix a few comments.
8700 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8702 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8703 (*tm<mode>_full): Fixed z10prop attribute.
8704 (*tst<mode>_extimm): Fixed z10prop attribute.
8705 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8706 (*tstqiCCT_cconly): Fixed z10prop attribute.
8707 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8708 (*movsi_larl): Fixed z10prop attribute.
8709 (*movsi_zarch): Fixed z10prop attribute.
8710 (*movsi_eas): Fixed z10prop attribute.
8711 (*movhi): Fixed z10prop attribute.
8712 (*movqi): Fixed z10prop attribute.
8713 (*movstrictqi): Fixed z10prop attribute.
8714 (*mov<mode>): Fixed z10prop attribute.
8715 (*movcc): Fixed z10prop attribute.
8716 (*sethighpartdi_64): Fixed z10prop attribute.
8717 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8718 (*negdi2_sign_cc): Fixed z10prop attribute.
8719 (*negdi2_sign): Fixed z10prop attribute.
8720 (*absdi2_sign_cc): Fixed z10prop attribute.
8721 (*absdi2_sign): Fixed z10prop attribute.
8722 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8723 (*negabsdi2_sign): Fixed z10prop attribute.
8724 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8725 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8726 (doloop_si64): Fixed z10prop attribute.
8727 (doloop_si31): Fixed z10prop attribute.
8728 (doloop_long): Fixed z10prop attribute.
8729 (indirect_jump): Fixed z10prop attribute.
8730 (nop): Fixed z10prop attribute.
8731 (main_base_64): Fixed z10prop attribute.
8732 (reload_base_64): Fixed z10prop attribute.
8734 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8736 PR rtl-optimization/38740
8737 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8739 * config/mips/mips.c (mips_reorg): Likewise.
8741 2009-01-28 Richard Guenther <rguenther@suse.de>
8743 PR tree-optimization/38926
8744 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8745 with the correct value id to a value.
8746 (do_regular_insertion): Use the value number of edoubleprime
8747 for the value number of the expr.
8750 2008-08-21 Richard Guenther <rguenther@suse.de>
8752 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8753 a PHI ask VN if it is already available.
8754 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8755 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8757 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8760 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8761 set to varying whenever max has TREE_OVERFLOW set, similarly
8762 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8764 2009-01-28 Richard Guenther <rguenther@suse.de>
8767 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8768 uninitialized aggregate uses in call arguments.
8770 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8772 PR tree-optimization/38984
8773 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8774 the nothing_id variable if -fno-delete-null-pointer-checks.
8776 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8779 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8780 (set_got_offset_rex64): Ditto.
8782 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8785 * doc/extend.texi: Improve local variable with asm reg.
8787 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8789 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8790 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8791 was not supplied then set warn_packed_bitfield_compat to the
8793 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8796 2009-01-27 Richard Guenther <rguenther@suse.de>
8798 PR tree-optimization/38503
8799 * cfgexpand.c (expand_gimple_basic_block): Ignore
8800 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8801 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8802 variables that cannot have TBAA applied.
8803 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8806 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8809 * calls.c (initialize_argument_information): Do not wrap complex
8810 arguments in SAVE_EXPR.
8812 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8814 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8815 (INSTALL_LIBGCC): Revert typo commit.
8817 2009-01-26 Richard Guenther <rguenther@suse.de>
8819 PR tree-optimization/38745
8820 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8821 from special handling.
8823 2009-01-26 Richard Guenther <rguenther@suse.de>
8825 PR tree-optimization/38745
8826 * tree-ssa.c (execute_update_addresses_taken): Do not include
8827 variables that cannot possibly be a register in not_reg_needs.
8828 Do not clear TREE_ADDRESSABLE on vars that may not become
8830 * tree-ssa.c (update_alias_info_1): Include those in the set
8831 of addressable vars.
8833 2009-01-26 Richard Guenther <rguenther@suse.de>
8836 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8837 * tree-ssa-dse.c: Include langhooks.h
8838 (execute_simple_dse): Remove stores with zero size.
8840 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8843 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8846 2009-01-24 Julian Brown <julian@codesourcery.com>
8848 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8849 config/arm/linux-atomic.c.
8850 * config/arm/linux-atomic.c: New.
8852 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8854 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8855 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8856 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8858 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8861 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8864 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8866 PR tree-optimization/38953
8867 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8868 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8869 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8870 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8873 2009-01-24 Paul Brook <paul@codesourcery.com>
8875 * config/arm/neon.md (neon_type): Move to arm.md.
8876 (neon_mov<VSTRUCT>): Add neon_type attribute.
8877 * config/arm/arm.md (neon_type): Move to here.
8878 (conds): Add "unconditioal" and use as default for NEON insns.
8880 2009-01-24 Ben Elliston <bje@au.ibm.com>
8882 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8883 void *' warning from -Wc++-compat.
8884 * Makefile.in (dominance.o-warn): Remove.
8886 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8888 PR tree-optimization/38932
8889 * fold-const.c (fold_unary_ignore_overflow): New.
8890 * tree.h (fold_unary_ignore_overflow): Declare.
8891 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8892 * tree-ssa-sccvn.c (visit_reference_op_load,
8893 simplify_unary_expression): Likewise.
8895 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8897 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8898 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8899 regardless of their type.
8900 * c-common.c (handle_packed_attribute): Don't ignore packed on
8902 * c.opt (Wpacked-bitfield-compat): New warning option.
8903 * stor-layout.c (place_field): Warn if offset of a field changed.
8904 * doc/extend.texi (packed): Mention the ABI change.
8905 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8906 (Warning Options): Add it to the list.
8908 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8910 * c-opts.c (c_common_post_options): Fix a typo in comments.
8912 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8915 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8916 variables to static.
8917 * doc/invoke.texi (-fmerge-all-constants): Update description.
8919 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8922 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8923 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8925 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8927 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8929 (LOCAL_ALIGNMENT): Similarly.
8931 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8932 Joseph Myers <joseph@codesourcery.com>
8934 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8935 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8936 * config/arm/arm-tune.md: Regenerate.
8937 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8940 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8942 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8943 version number to five.
8945 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8948 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8949 * c-common.c (set_underlying_type): Likewise.
8950 (is_typedef_decl ): Likewise
8952 (set_underlying_type): Likewise.
8953 (is_typedef_type): Likewise.
8955 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8958 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8961 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8964 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8965 (LIBGCC_SPEC): Don't define.
8966 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8968 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8970 PR rtl-optimization/38879
8971 * alias.c (base_alias_check): Unaligned access via AND address can
8972 alias all surrounding object types except those with sizes equal
8973 or wider than the size of unaligned access.
8975 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8978 * c-decl.c (clone_underlying_type): Move this ...
8979 * c-common.c (set_underlying_type): ... here.
8980 Also, make sure the function properly sets TYPE_STUB_DECL() on
8981 the newly created typedef variant type.
8982 (is_typedef_decl ): New entry point.
8983 * tree.h: Added a new member member_types_needing_access_check to
8984 struct tree_decl_non_common.
8985 (set_underlying_type): New entry point.
8986 (is_typedef_type): Likewise.
8988 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8990 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8991 Check whether two instructions have memory references that
8992 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8993 are helper functions for traversing.
8994 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8995 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8996 not to draw dependency edge for instructions with non-conflicting
8999 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9002 * longlong.h: Update copyright years. Use soft-fp license notice.
9003 Sync __clz_tab declaration with glibc.
9005 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9008 * doc/extend.texi (syscall_linkage): New.
9009 (version_id): Modify.
9011 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9012 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/38747
9015 PR tree-optimization/38748
9016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9017 conversion if the base address is an indirect reference and the
9018 aliasing sets could cause issues.
9020 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9022 * common.opt (fgraphite, fgraphite-identity): Add comment for
9023 explaining why these options are not documented.
9025 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9027 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9028 gimple_call_lhs is NULL.
9030 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9033 * emit-rtl.c (adjust_address_1): Make sure memref is never
9036 2009-01-20 Ben Elliston <bje@au.ibm.com>
9038 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9039 const qualifier from arg parameter. Remove unnecessary cast to char *.
9040 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9041 const qualifier from arg 2.
9043 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9045 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9047 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9050 * rtl.h (reinit_regs): New prototype.
9051 * regclass.c: Include ira.h.
9053 * Makefile.in (regclass.o): Add ira.h.
9054 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9056 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9059 * c-common.c (handle_aligned_attribute): Use
9060 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9061 default alignment value.
9063 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9065 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9066 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9068 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9069 __BIGGEST_ALIGNMENT__.
9071 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9073 2009-01-18 Richard Guenther <rguenther@suse.de>
9075 PR tree-optimization/38819
9076 * tree-flow.h (operation_could_trap_helper_p): Declare.
9077 * tree-eh.c (operation_could_trap_helper_p): Export.
9078 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9079 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9080 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9081 are about to insert a possibly trapping instruction and fail
9084 2009-01-18 Andreas Schwab <schwab@suse.de>
9086 * doc/install.texi (Configuration): Remove obsolete paragraph
9087 about use of --with-gnu-ld with --with-gnu-as.
9089 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9091 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9092 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9093 Follow spelling conventions.
9095 2009-01-18 Ben Elliston <bje@au.ibm.com>
9097 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9098 C++ warning about implicit conversion from void * to struct
9100 (bitmap_obstack_free): Likewise for bitmap_element *.
9101 * Makefile.in (bitmap.o-warn): Remove.
9103 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9105 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9107 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9108 Tobias Grosser <tobi.grosser@amd.com>
9110 * graphite.c (graphite_trans_scop_block): Do not block single
9113 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9115 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9116 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9117 test with assertion.
9119 2009-01-16 Richard Guenther <rguenther@suse.de>
9121 PR tree-optimization/38835
9123 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9124 and INT + PTR -> (INT)(PTR p+ INT) folding.
9125 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9127 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9130 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9131 the subreg from a lowpart subreg if it is also casting the value.
9133 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9134 Tobias Grosser <tobi.grosser@amd.com>
9136 * graphite.c (compare_prefix_loops): New.
9137 (build_scop_canonical_schedules): Rewritten.
9138 (graphite_transform_loops): Move build_scop_canonical_schedules
9139 after build_scop_iteration_domain.
9141 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9142 Tobias Grosser <tobi.grosser@amd.com>
9144 * graphite.c (add_conditions_to_domain): Add the loops to
9145 the dimension of the iteration domain. Do copy the domain
9146 only when it exists.
9147 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9148 (add_conditions_to_constraints): New.
9149 (can_generate_code_stmt, can_generate_code): Removed.
9150 (gloog): Do not call can_generate_code.
9151 (graphite_transform_loops): Call add_conditions_to_constraints
9152 after building the iteration domain.
9154 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9156 PR tree-optimization/38789
9157 * tree-ssa-threadedge.c
9158 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9159 __builtin_constant_p.
9161 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9163 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9164 examined before deleting them.
9166 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9168 * function.c (aggregate_value_p): Correctly extract the function
9169 type from CALL_EXPR_FN lookup.
9171 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9173 * config/picochip/picochip.c (picochip_override_options): Revert
9174 CFI asm flag disable commited previously.
9176 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9177 Tobias Grosser <tobi.grosser@amd.com>
9178 Jan Sjodin <jan.sjodin@amd.com>
9180 * graphite.c (scan_tree_for_params): On substractions negate
9181 all the coefficients of the term.
9182 (clast_to_gcc_expression_red): New. Handle reduction expressions
9183 of more than two operands.
9184 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9185 (get_vdef_before_scop): Handle also the case of default definitions.
9187 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9189 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9190 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9191 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9193 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9194 Joey Ye <joey.ye@intel.com>
9197 * cfgexpand.c (expand_stack_alignment): Don't update stack
9198 boundary nor check incoming stack boundary here.
9199 (gimple_expand_cfg): Update stack boundary and check incoming
9200 stack boundary here.
9202 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9204 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9206 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9208 PR rtl-optimization/38245
9209 * calls.c (expand_call): Add stack arguments to
9210 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9211 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9212 in regs and partially in memory or BLKmode arguments.
9213 (emit_library_call_value_1): Add stack arguments to
9214 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9215 ACCUMULATE_OUTGOING_ARGS).
9216 * dce.c: Include tm_p.h.
9217 (find_call_stack_args): New function.
9218 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9220 (mark_insn): Call find_call_stack_args for CALL_Ps.
9221 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9222 forwards. Allocate and free arg_stores bitmap if needed, pass it
9223 down to deletable_insn_p, don't mark stores set in arg_stores
9224 bitmap, clear the bitmap at the beginning of each bb.
9225 * Makefile.in (dce.o): Depend on $(TM_P_H).
9227 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9230 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9231 to make sure the insn is a conditional test (bug 22599). Reformat a
9234 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9237 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9238 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9239 (gloog): Do not call cleanup_tree_cfg.
9240 (graphite_transform_loops): Call cleanup_tree_cfg after all
9241 scops have been code generated.
9243 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9244 * doc/gty.texi (Invoking the garbage collector): Added new node
9245 and section documenting ggc_collect.
9247 2009-01-14 Richard Guenther <rguenther@suse.de>
9249 PR tree-optimization/38826
9251 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9252 initialization notes only if we actually emitted a warning.
9253 (intra_create_variable_infos): Add constraints for a result decl
9254 that is passed by hidden reference.
9255 (build_pred_graph): Mark all related variables non-direct on
9258 2009-01-14 Nick Clifton <nickc@redhat.com>
9260 * ira-conflicts.c: Include addresses.h for the definition of
9262 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9263 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9265 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9268 * Makefile.in (ira-lives.o): Add except.h.
9270 * ira-lives.c: Include except.h.
9271 (process_bb_node_lives): Process can_throw_internal.
9273 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9275 PR rtl-optimization/38774
9276 * combine.c (simplify_set): When undoing cc_use change, don't do
9277 PUT_CODE on the newly created comparison, but instead put back the
9280 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9282 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9283 values. Remove duplicate arm8 entry.
9285 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9287 PR tree-optimization/38786
9288 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9289 the SSA_NAME case of expand_scalar_variables_expr.
9290 Set the type of an expression to the type of its assign statement.
9291 (expand_scalar_variables_expr): Also gather the scalar computation
9292 used to index the memory access. Do not pass loop_p.
9293 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9294 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9295 the gimple_stmt_iterator where it inserts new code.
9297 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9298 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9300 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9302 * graphite.h (debug_value): Removed.
9303 * graphite.c (debug_value): Removed.
9305 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9307 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9308 ldrd/strd with two 32-bit instructions.
9310 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9312 * config/arm/arm.c (struct processors): Pass for speed down into
9313 cost helper functions.
9314 (const_ok_for_op): Handle COMPARE and inequality nodes.
9315 (arm_rtx_costs_1): Rewrite.
9316 (arm_size_rtx_costs): Update prototype.
9317 (arm_rtx_costs): Pass speed down to helper functions.
9318 (arm_slowmul_rtx_costs): Rework cost calculations.
9319 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9320 (arm_9e_rtx_costs): Likewise.
9322 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9324 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9325 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9326 (alpha_legitimize_address): Do not split local symbols wider than
9327 UNITS_PER_WORD into HIGH/LO_SUM parts.
9329 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9332 * gcc.c (process_command): Replace call to execvp with calls
9333 to pex_one and exit.
9335 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9338 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9339 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9340 variant for devices with 3-byte PC.
9341 (__tablejump_elpm__): New.
9343 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9346 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9347 offsetof member-designator, handle it as `[0].'.
9349 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9351 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9352 function when not using named sections on targets with named sections
9353 if branch distance is less than 262132.
9355 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9357 * combine.c (combine_instructions): Recompute
9358 optimize_this_for_speed_p for each BB in the main combine loop.
9360 2009-01-12 Tomas Bily <tbily@suse.cz>
9363 * tree-loop-distribution.c (prop_phis): New function.
9364 (generate_builtin): Call prop_phis.
9365 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9367 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9369 PR tree-optimization/38807
9370 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9371 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9373 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9375 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9376 subreg of op0 to the original op0.
9378 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9380 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9382 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9385 * mips-tfile.c (parse_def): Fix parsing of def strings
9386 starting with digits.
9388 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9391 * config/arm/arm.c (arm_is_long_call_p): Don't call
9392 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9394 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9396 * regrename.c (regrename_optimize): Fix dumping.
9397 (find_oldest_value_reg): Preserve REG_POINTER.
9398 (copy_hardreg_forward_1): Likewise.
9400 2009-01-09 Diego Novillo <dnovillo@google.com>
9402 * gimple.h (struct gimple_statement_base) <uid>: Document
9403 the restrictions on its use.
9405 (gimple_set_uid): Tidy.
9407 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9409 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9410 zero guard even if align_bytes != 0 and count is smaller than
9413 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9415 PR rtl-optimization/38495
9416 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9417 (add_range_and_copies_from_move_list): Print all added ranges.
9418 Add ranges to memory optimized destination.
9420 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9424 * config/i386/i386.c (override_options): Reject
9425 -mstringop-strategy=rep_8byte with -m32.
9426 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9427 to 1. Do count comparison against epilogue_size_needed at compile
9428 time even when count_exp was constant forced into register. For
9429 size_needed don't jump to epilogue, instead just avoid aligning
9430 and invoke the body algorithm. If need_zero_guard, add zero guard
9431 even if count is non-zero, but smaller than size_needed + number of
9432 bytes that could be stored for alignment.
9433 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9434 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9435 but smaller than size_needed + number of bytes that could be stored
9436 for alignment. Compare size_needed with epilogue_size_needed instead
9437 of desired_align - align, don't adjust size_needed, pass
9438 epilogue_size_needed to the epilogue expanders.
9441 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9443 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9445 * pa.c (last_address): Change to unsigned.
9446 (update_total_code_bytes): Change argument to unsigned. Don't
9447 check if insn addresses are set.
9448 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9449 addresses are not set.
9450 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9452 2009-01-09 Nick Clifton <nickc@redhat.com>
9454 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9455 DECL_DECLARED_INLINE_P.
9457 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9460 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9461 GET_MODE (op0) in operand_subword_force calls.
9464 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9465 fold_convert arg0 operands to TREE_TYPE (op0) first.
9467 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9469 * params.def (ira-max-conflict-table-size): Decrease default value
9472 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9474 PR tree-optimization/37031
9475 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9477 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9478 allocate it using gc instead of heap, use VEC_quick_push instead of
9480 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9481 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9482 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9483 allocated vector from heap allocated.
9484 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9485 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9486 vector only after perfect_loop_nest_depth call.
9488 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9489 Jan Sjodin <jan.sjodin@amd.com>
9491 PR tree-optimization/38559
9492 * graphite.c (debug_value, copy_constraint,
9493 swap_constraint_variables, scale_constraint_variable, ): New.
9494 (get_lower_bound, get_upper_bound): Removed.
9495 (graphite_trans_bb_strip_mine): Clean up this code that works
9496 only for constant number of iterations. Fully copy upper and
9497 lower bound constraints, not only the constant part of them.
9498 * graphite.h (debug_value): Declared.
9500 2009-01-08 Ira Rosen <irar@il.ibm.com>
9502 PR tree-optimization/37194
9503 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9504 Don't add the cost of cost model guard in prologue to scalar
9505 outside cost in case of known number of iterations.
9507 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9508 Alan Modra <amodra@bigpond.net.au>
9510 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9511 non-word-aligned REG+CONST addressing.
9513 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9516 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9517 free_after_compilation when outputting a thunk.
9518 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9519 Do not call free_after_compilation here.
9521 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9523 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9524 (ix86_valid_target_attribute_inner_p): Ditto.
9526 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9528 PR tree-optimization/38492
9529 PR tree-optimization/38498
9530 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9531 * tree-chrec.h (scev_is_linear_expression): Declared.
9532 * graphite.c (graphite_cannot_represent_loop_niter): New.
9533 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9534 (graphite_loop_normal_form): Use gcc_assert.
9535 (scan_tree_for_params): Use CASE_CONVERT.
9536 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9537 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9538 Use gcc_assert. Discard scops that contain unhandled cases.
9539 (build_scop_conditions): Return a boolean status for unhandled cases.
9540 (strip_mine_profitable_p): Print the loop number, not its depth.
9541 (is_interchange_valid): Pass the depth of the loop nest, don't
9542 recompute it wrongly.
9543 (graphite_trans_bb_block): Same.
9544 (graphite_trans_bb_block): Print tentative of loop blocking.
9545 (graphite_trans_scop_block): Do not print that the loop has been
9547 (graphite_transform_loops): Do not handle scops that contain condition
9550 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9552 AVX Programming Reference (December, 2008)
9553 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9554 (_mm256_stream_pd): Likewise.
9555 (_mm256_stream_ps): Likewise.
9557 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9558 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9559 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9560 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9561 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9562 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9563 (ix86_expand_special_args_builtin): Likewise.
9565 * config/i386/sse.md (AVXMODEDI): New.
9566 (avx_movnt<mode>): Likewise.
9567 (avx_movnt<mode>): Likewise.
9568 (<sse>_movnt<mode>): Remove AVX support.
9569 (sse2_movntv2di): Likewise.
9571 2009-01-07 Richard Guenther <rguenther@suse.de>
9574 * fold-const.c (extract_muldiv): Remove obsolete comment.
9575 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9576 to PLUS_EXPR canonicalization for the canonicalization.
9578 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9580 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9581 hosted cross-compilers generating less efficient code.
9583 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9585 * function.h (rtl_data): Add a dbr_scheduled_p field.
9586 * reorg.c (dbr_schedule): Set it.
9587 (gate_handle_delay_slots): Check it.
9588 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9589 (mips_reorg): Check flag_delayed_branch instead of
9590 mips_base_delayed_branch.
9591 (mips_override_options): Don't set mips_base_delayed_branch
9592 or flag_delayed_branch.
9594 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9596 PR rtl-optimization/38426.
9597 * ira.c (ira): Set current_function_is_leaf earlier.
9599 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9601 PR rtl-optimization/38722
9602 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9603 too early, only set a flag and modify after last possible
9606 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9609 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9610 * real.c (decimal_single_format): Correct values of emin and emax.
9611 (decimal_double_format): Ditto.
9612 (decimal_quad_format): Ditto.
9613 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9614 computation of DECnn_MIN and DECnn_MAX for corrected values of
9615 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9616 __DECnn_MIN__, and adjust its computation for the corrected value
9619 2009-01-06 Jan Hubicka <jh@suse.cz>
9622 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9624 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9626 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9627 Add Robert Clark to the list of testers.
9629 2009-01-06 Jan Hubicka <jh@suse.cz>
9630 Kai Tietz <kai.tietz@onevision.com>
9632 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9633 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9635 2009-01-06 Jan Hubicka <jh@suse.cz>
9636 Kai Tietz <kai.tietz@onevision.com>
9638 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9640 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9641 (ix86_nsaved_regs): Count only general purpose regs.
9642 (ix86_nsaved_sseregs): New.
9643 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9644 to 16 for w64; compute padding and size of sse reg save area.
9645 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9646 general purpose regs.
9647 (ix86_emit_save_sse_regs_using_mov): New.
9648 (ix86_expand_prologue): Save SSE regs if needed.
9649 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9650 (ix86_emit_restore_sse_regs_using_mov): New.
9651 (ix86_expand_epilogue): Save SSE regs if needed.
9653 2009-01-06 Jan Hubicka <jh@suse.cz>
9654 Kai Tietz <kai.tietz@onevision.com>
9656 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9657 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9658 functions when accumulate outgoing args is off.
9660 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9663 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9664 before using pseudos_have_intersected_live_ranges_p.
9666 * ira-int.h (ira_assert): Always define.
9668 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9670 AVX Programming Reference (December, 2008)
9671 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9672 (_mm256_permute2_pd): Likewise.
9673 (_mm_permute2_ps): Likewise.
9674 (_mm256_permute2_ps): Likewise.
9675 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9676 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9678 * config/i386/i386.c (ix86_builtins): Remove
9679 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9680 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9681 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9682 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9683 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9684 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9685 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9686 __builtin_ia32_vpermil2ps256.
9687 (ix86_init_mmx_sse_builtins): Updated.
9688 (ix86_expand_args_builtin): Likewise.
9690 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9692 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9693 long absolute calls when generating PA 2.0 code.
9695 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9697 PR rtl-optimization/38583
9698 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9700 * params.def (ira-max-conflict-table-size): New.
9702 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9704 * ira.h (ira_conflicts_p): New external definition.
9706 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9707 table. Report this. Return result of building.
9708 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9709 building conflict table.
9711 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9712 (ira_color): Use ira_conflicts_p.
9714 * global.c: Include ira.h.
9715 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9718 * Makefile.in (global.o): Add ira.h.
9720 * ira-build.c (mark_all_loops_for_removal,
9721 propagate_some_info_from_allocno): New.
9722 (remove_unnecessary_allocnos): Call
9723 propagate_some_info_from_allocno.
9724 (remove_low_level_allocnos): New.
9725 (remove_unnecessary_regions): Add parameter. Call
9726 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9727 parameter to remove_unnecessary_regions.
9728 (ira_build): Remove all regions but root if the conflict table was
9729 not built. Update conflict hard regs for allocnos crossing calls.
9731 * ira.c (ira_conflicts_p): New global.
9732 (ira): Define and use ira_conflicts_p.
9734 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9735 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9736 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9738 2009-01-06 Ben Elliston <bje@au.ibm.com>
9740 * gengtype-lex.l (YY_NO_INPUT): Define.
9742 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9745 * c-common.c (handle_vector_size_attribute): Also reject
9748 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9750 PR tree-optimization/38492
9751 * graphite.c (rename_map_elt, debug_rename_elt,
9752 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9753 rename_map_elt_info, eq_rename_map_elts,
9754 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9755 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9756 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9757 (sese_build_livein_liveouts): New.
9758 (new_sese, free_sese): New.
9759 (new_scop): Call new_sese.
9760 (free_scop): Call free_sese.
9761 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9762 (register_old_new_names): Renamed register_old_and_new_names.
9763 (register_scop_liveout_renames, add_loop_exit_phis,
9764 insert_loop_close_phis, struct igp,
9765 default_liveout_before_guard, add_guard_exit_phis,
9766 insert_guard_phis, copy_renames): New.
9767 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9768 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9769 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9770 (scop_adjust_phis_for_liveouts): New.
9771 (gloog): Call scop_adjust_phis_for_liveouts.
9773 * graphite.h (struct sese): Documented. Added fields liveout,
9775 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9776 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9777 (struct scop): Added field liveout_renames.
9778 (SCOP_LIVEOUT_RENAMES): New.
9780 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9782 PR tree-optimization/38510
9783 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9784 (translate_clast): Call recompute_all_dominators before
9786 (gloog): Call recompute_all_dominators before graphite_verify.
9788 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9789 Jan Sjodin <jan.sjodin@amd.com>
9791 PR tree-optimization/38500
9792 * graphite.c (create_sese_edges): Call fix_loop_structure after
9795 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9797 * config.gcc: Add m32r*-*-rtems*.
9798 * config/m32r/rtems.h: New file.
9800 2009-01-05 Ben Elliston <bje@au.ibm.com>
9802 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9803 (.po.pox): Likewise.
9804 (po/gcc.pot): Likewise.
9806 2009-01-04 David S. Miller <davem@davemloft.net>
9808 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9809 (STARTING_FRAME_OFFSET): Always set to zero.
9811 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9813 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9814 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9815 fixed-point types, and vectors of the same.
9817 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9819 * config/mips/sync.md (*mb_barrier): Rename to...
9820 (*memory_barrier): ...this.
9822 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9824 * doc/extend.texi (Function Attributes): Move @cindex after @item
9825 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9826 and put in alphabetical order. Fix 'target' name and put in order.
9827 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9830 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9832 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9833 (memory_barrier): Expand as unspec instead of unspec_volatile.
9834 Remove mem:BLK from insn operands. Use Pmode scratch register.
9835 (*memory_barrier): Define as unspec instead of unspec_volatile.
9836 Use (match_dup 0) as input operand.
9838 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9839 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9840 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9841 scratch register. Remove operand 1.
9842 (*stbar): Define as unspec instead of unspec_volatile.
9843 Use (match_dup 0) as input operand, remove (const_int 8).
9844 (*membar): Define as unspec instead of unspec_volatile.
9845 Use (match_dup 0) as input operand, remove input operand 2.
9847 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9848 (memory_barrier): Expand as unspec instead of unspec_volatile.
9849 Remove mem:BLK from insn operands. Use Pmode scratch register.
9850 (*memory_barrier): Define as unspec instead of unspec_volatile.
9851 Use (match_dup 0) as input operand.
9853 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9854 Remove mem:BLK from insn operands. Use Pmode scratch register.
9855 Set volatile flag on operand 0.
9856 (*memory_barrier): New insn pattern.
9858 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9860 (*memory_barrier): Use (match_dup 0) as input operand.
9862 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9863 Remove mem:BLK from insn operands. Use Pmode scratch register.
9864 Set volatile flag on operand 0.
9865 (*mb_internal): New insn pattern.
9867 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9869 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9872 * function.c (struct temp_slot): Move to the section of the file
9873 that deals with temp slots. Remove field 'address'.
9874 (temp_slot_address_table): New hash table of address -> temp slot.
9875 (struct temp_slot_address_entry): New struct, items for the table.
9876 (temp_slot_address_compute_hash, temp_slot_address_hash,
9877 temp_slot_address_eq, insert_temp_slot_address): Support functions
9879 (find_temp_slot_from_address): Rewrite to use the new hash table.
9880 (remove_unused_temp_slot_addresses): Remove addresses of temp
9881 slots that have been made available.
9882 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9883 worker function for remove_unused_temp_slot_addresses.
9884 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9885 Add the temp slot address to the address -> temp slot map.
9886 (update_temp_slot_address): Update via insert_temp_slot_address.
9887 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9888 (pop_temp_slots): Likewise.
9889 (init_temp_slots): Allocate the address -> temp slot map, or empty
9890 the map if it is already allocated.
9891 (prepare_function_start): Initialize temp slot processing.
9893 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9896 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9897 Calculate the size of all stack vars assuming no packing of stack
9898 vars will happen, replacing a quadratic algorithm with a linear one.
9900 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9903 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9906 2009-01-03 Diego Novillo <dnovillo@google.com>
9908 * doc/contrib.texi: Update contributions.
9910 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9913 * builtins.c (fold_builtin_memory_op): Give up if either operand
9914 is volatile. Set srctype or desttype to non-qualified version
9918 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9921 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9923 PR rtl-optimization/35805
9924 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9925 problem if fast dce is able to remove any instructions.
9926 * dce.c (dce_process_block): Fix dump message.
9928 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9931 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9933 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9936 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9937 * tree-pretty-print.c (op_code_prio): New function.
9938 (op_prio): No longer static. Use op_code_prio.
9939 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9940 Use op_prio and op_code_prio to determine if () should be
9941 printed around operand(s) or not.
9943 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9944 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9945 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9946 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9947 pp_character instead of pp_string for single letter printing.
9949 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9951 * doc/extend.texi: Fix '#pragma GCC option' typo.
9953 2009-01-02 Richard Guenther <rguenther@suse.de>
9955 * doc/install.texi (--enable-checking): Mention different
9957 (--enable-stage1-checking): Document.
9959 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9962 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9963 case to be an error.
9965 2009-01-02 Ben Elliston <bje@au.ibm.com>
9967 * config/fp-bit.h (pack_d): Constify argument.
9968 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9969 (isnan): Constify argument.
9973 (_fpadd_parts): Constify return type.
9974 (_fpmul_parts): Likewise.
9975 (_fpdiv_parts): Likewise.
9977 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9980 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9981 warn about overwriting initializer with side-effects or
9982 -Woverride-init if !IMPLICIT.
9983 (output_init_element): Likewise. Pass IMPLICIT down to
9985 (process_init_element): Add IMPLICIT argument. Pass it down
9986 to output_init_element.
9987 (push_init_element, pop_init_level, set_designator): Adjust
9988 process_init_element callers.
9989 (set_nonincremental_init, set_nonincremental_init_from_string):
9990 Adjust add_pending_init callers.
9991 (output_pending_init_elements): Adjust output_init_element callers.
9992 * c-tree.h (process_init_element): Adjust prototype.
9993 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9994 process_init_element callers.
9997 Copyright (C) 2009 Free Software Foundation, Inc.
9999 Copying and distribution of this file, with or without modification,
10000 are permitted in any medium without royalty provided the copyright
10001 notice and this notice are preserved.