1 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
3 * store-motion.c: Many cleanups to make this pass a first-class
4 citizen instead of an appendix to gcse load motion. Add TODO list
5 to make this pass faster/cleaner/better.
7 (struct ls_expr): Post gcse.c-split cleanups.
8 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
9 "stores" field to "avail_stores".
10 (pre_ldst_mems): Rename to store_motion_mems.
11 (pre_ldst_table): Rename to store_motion_mems_table.
12 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
13 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
14 (ldst_entry): Rename to st_expr_entry, update users.
15 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16 (free_ldst_mems): Rename to free_store_motion_mems, update users.
17 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
18 (first_ls_expr): Rename to first_st_expr, update users.
19 (next_ls_expr): Rename to next_st_expr, update users.
20 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21 fields properly for store motion instead of names inherited from load
23 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
27 (ae_kill): Rename to st_kill, update users.
28 (ae_gen): Rename to st_avloc, update users.
29 (transp): Rename to st_transp, update users.
30 (pre_insert_map): Rename to st_insert_map, update users.
31 (pre_delete_map): Rename to st_delete_map, update users.
32 (insert_store, build_store_vectors, free_store_memory,
33 one_store_motion_pass): Update for abovementioned changes.
35 (gcse_subst_count, gcse_create_count): Remove.
36 (one_store_motion_pass): New statistics counters "n_stores_deleted"
37 and "n_stores_created", local variables.
39 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
42 (regvec, compute_store_table_current_insn): Remove.
43 (reg_set_info, reg_clear_last_set): Remove.
44 (compute_store_table): Use DF caches instead of local dataflow
47 2009-05-01 Joseph Myers <joseph@codesourcery.com>
49 * c-objc-common.c (c_tree_printer): Print identifiers with
50 pp_identifier, not pp_string. Mark "({anonymous})" for
52 * c-pretty-print.c (pp_c_ws_string): New.
53 (pp_c_cv_qualifier, pp_c_type_specifier,
54 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
55 pp_c_storage_class_specifier, pp_c_function_specifier,
56 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
57 pp_c_primary_expression, pp_c_postfix_expression,
58 pp_c_unary_expression, pp_c_shift_expression,
59 pp_c_relational_expression, pp_c_equality_expression,
60 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
61 use pp_string and pp_c_ws_string in place of pp_identifier and
62 pp_c_identifier for non-identifiers. Mark English strings for
64 * c-pretty-print.h (pp_c_ws_string): Declare.
66 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
67 Roland McGrath <roland@redhat.com>
69 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
71 (ENABLE_LD_BUILDID): New configuration option.
72 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
73 (LINK_BUILDID_SPEC): New macro.
74 (init_spec): If defined, prepend it between LINK_EH_SPEC and
76 * doc/install.texi: Document --enable-linker-build-id option.
80 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
82 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
83 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
84 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
85 MIPS_GP_SAVE_AREA_SIZE.
86 * config/mips/mips.c (struct mips_frame_info): Update comment
87 before arg_pointer_offset and hard_frame_pointer_offset.
88 (mips_compute_frame_info): Update diagram before function: to
89 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
90 indicate the position of frame_pointer_rtx with -fstack-protector and
91 to show args_size. Don't allocate cprestore area for leaf functions
92 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
94 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
96 2009-04-30 Michael Matz <matz@suse.de>
98 PR tree-optimization/39955
99 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
101 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
103 * ira.c (setup_cover_and_important_classes): Use safe macro
104 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
106 * genpreds.c (write_tm_preds_h): Output suitable definition of
107 REG_CLASS_FOR_CONSTRAINT.
109 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
111 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
113 * bitmap.c (bitmap_descriptor): Likewise.
114 * ggc-common.c (loc_descriptor): Likewise.
115 * varray.c (varray_descriptor): Likewise.
116 * vec.c (vec_descriptor): Likewise.
118 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
120 * Makefile.in (dce.o): Add $(EXCEPT_H).
121 * dce.c: Include except.h and delete redundant vector definitions.
122 (deletable_insn_p): Return false for non-call insns that can throw
125 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
127 * gcse.c (ae_gen): Remove.
128 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
129 and make non-static function to make it available in store-motion.c.
130 Update call sites with search-and-replace.
131 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
132 extract_mentioned_regs, extract_mentioned_regs_helper,
133 find_moveable_store, compute_store_table, load_kills_store, find_loads,
134 store_killed_in_insn, store_killed_after, store_killed_before,
135 build_store_vectors, insert_insn_start_basic_block, insert-store,
136 remove_reachable_equiv_notes, replace_store_insn, delete_store,
137 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
138 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
139 * store-motion.c: ...new file. Also copy data structures from gcse.c
140 and clean up to remove parts not used by store motion.
141 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
142 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
144 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
147 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
148 when optimizing for size.
150 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
152 * gcse.c (gcse_constant_p): Fix typo in last change.
154 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
156 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
158 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
160 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
162 2009-04-29 James E. Wilson <wilson@codesourcery.com>
164 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
165 CONST_HIGH_PART result.
167 2009-04-29 Anatoly Sokolov <aesok@post.ru>
169 * config/avr/avr.c (initial_elimination_offset): Rename to
170 avr_initial_elimination_offset.
171 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
172 change return type to bool.
173 (avr_can_eliminate): New function.
174 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
175 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
176 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
177 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
178 avr_initial_elimination_offset.
179 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
180 (avr_initial_elimination_offset): Define.
182 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
183 Steven Bosscher <steven@gcc.gnu.org>
185 PR rtl-optimization/39938
186 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
187 * cfgrtl.c: Include insn-attr.h.
188 (rest_of_pass_free_cfg): New function.
189 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
190 * resource.c (init_resource_info): Remove call to df_analyze.
192 2009-04-29 Richard Guenther <rguenther@suse.de>
195 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
196 allow conversion to signed integers.
198 2009-04-29 Richard Guenther <rguenther@suse.de>
200 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
201 shifts of floating point vectors if the shift amount is
202 a constant multiple of the element size.
204 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
205 Michael Matz <matz@suse.de>
209 * tree-outof-ssa.c (emit_partition_copy): New function.
210 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
211 insert_part_to_rtx_on_edge): Perform the partition base var
212 copy using emit_partition_copy.
213 (insert_value_copy_on_edge): Convert constants to the right mode.
214 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
215 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
217 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
219 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
220 scan backwards to try to find a constant to initialize it.
222 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
223 insn before the loop_end instruction, don't look past labels.
225 2009-04-29 Richard Guenther <rguenther@suse.de>
228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
229 loose type conversions.
230 (forward_propagate_addr_expr): Fix tuplification bug. Remove
231 stmts only if there are no uses of its definition.
233 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
235 * config/bfin/bfin.h (splitting_loops): Declare.
236 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
237 Reorder bit definitions to be ascending.
238 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
239 * config/bfin/bfin.c (splitting_loops): New variable.
240 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
241 (struct loop_info): Remove members INIT and LOOP_INIT.
242 (bfin_optimize_loop): Don't set them. Reorder the code that generates
243 the LSETUP sequence. Allow LC to be loaded from any register, but also
244 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
245 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
247 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
250 * config/bfin/bfin.md (movsi_insn): Refine constraints.
252 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
254 * Makefile.in (PLUGIN_VERSION_H): New.
255 (OBJS-common): Remove plugin-version.o.
256 (plugin.o): Depend on (PLUGIN_VERSION_H).
257 (plugin-version.o): Remove.
258 * configure: Regenerate
259 * configure.ac: Create plugin-version.h.
260 * gcc-plugin.h (plugin_gcc_version): Remove.
261 (plugin_default_version_check): Change signature.
262 * plugin-version.c: Remove.
263 * plugin.c: Include plugin-version.h.
264 (str_plugin_gcc_version_name): Remove.
265 (try_init_one_plugin): Pass gcc version to plugin_init.
266 (plugin_default_version_check): Both gcc and plugin versions are now
269 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
271 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
272 problematic last insns. Test for TYPE_CALL rather than CALL_P.
273 Remove special case testing for last insn of inner loops. Don't fail if
274 the loop ends with a jump, emit an extra nop instead.
276 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
277 DREGS rather than comparing directly. Remove code that tries to
278 account for latencies.
280 2009-04-29 Richard Guenther <rguenther@suse.de>
282 PR tree-optimization/39941
283 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
284 eliminating an indirect call.
286 2009-04-29 Richard Guenther <rguenther@suse.de>
288 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
289 parameter. Allow invariants as base if !require_lvalue.
290 (verify_gimple_assign_single): Adjust.
292 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
294 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
295 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
296 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
297 ssaddhi3_parts and sssubhi3_parts.
298 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
300 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
303 2009-04-28 Richard Guenther <rguenther@suse.de>
305 * tree-vect-loop.c (get_initial_def_for_induction): Use
306 correct types for pointer increment.
308 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
310 * toplev.c (print_version): Update GMP version string calculation.
312 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
314 PR rtl-optimization/39938
315 * resource.c (init_resource_info): Add call to df_analyze.
317 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
319 * config/alpha/alpha.md (usegp): Cast the result of
320 alpha_find_lo_sum_using_gp to enum attr_usegp.
321 * config/alpha/alpha.c (override_options): Remove end-of-structure
322 marker element from cpu_table. Use array size of cpu_table to handle
323 -mcpu and -mtune options.
324 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
326 2009-04-28 Joseph Myers <joseph@codesourcery.com>
328 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
329 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
331 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
333 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
334 * config/rs6000/option-defaults.h: ... here. New file.
335 (OPT_64, OPT_32): Define.
336 (MASK_64BIT): Define to 0 if not already defined.
337 (OPT_ARCH64, OPT_ARCH32): Define.
338 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
341 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
343 * config/arm/arm.c (arm_override_options): Emit error on using
346 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
348 PR rtl-optimization/39914
349 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
350 registers for allocnos created from user-defined variables only
353 2009-04-28 Richard Guenther <rguenther@suse.de>
356 * fold-const.c (fold_binary): Use distribute_real_division only
359 2009-04-28 Steve Ellcey <sje@cup.hp.com>
361 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
362 add hpux-stdint.h to tm_file.
363 (hppa[12]*-*-hpux11*): Ditto.
364 (ia64*-*-hpux*): Ditto.
365 * config/hpux-stdint.h: New.
366 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
367 __STDC_EXT__ for all compiles.
368 * config/pa/pa-hpux.h: Ditto.
369 * config/pa/pa-hpux10.h: Ditto.
370 * config/pa/pa-hpux11.h: Ditto.
372 2009-04-28 Catherine Moore <clm@codesourcery.com>
374 * debug.h (set_name): Add comment.
376 2009-04-28 Andrew Pinski <pinskia@gmail.com>
379 * config/darwin.c (machopic_gen_offset): Check
380 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
381 * config/arm/arm.c (require_pic_register): Likewise.
383 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
385 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
386 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
387 m32c_promote_prototypes): Delete.
389 2009-04-28 Michael Matz <matz@suse.de>
392 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
395 2009-04-28 Richard Guenther <rguenther@suse.de>
397 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
399 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
401 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
402 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
403 * config/arm/arm-tune.md: Regenerate.
405 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
407 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
408 block if there are complex incoming edges.
409 (sel_merge_blocks): Remove useless assert.
410 (sel_redirect_edge_and_branch): Check that edge was redirected.
411 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
412 (sel_find_rgns): Delete declaration.
413 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
414 the region when it is not a preheader.
416 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
419 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
421 2009-04-28 Richard Guenther <rguenther@suse.de>
423 * tree.h (SSA_NAME_VALUE): Remove.
424 (struct tree_ssa_name): Remove value_handle member.
425 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
426 array for jump threading.
427 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
429 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
430 * tree-flow.h (threadedge_initialize_values): Declare.
431 (threadedge_finalize_values): Likewise.
432 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
433 (SSA_NAME_VALUE): Define.
434 (threadedge_initialize_values): New function.
435 (threadedge_finalize_values): Likewise.
436 * tree-ssa-dom.c (ssa_name_values): New global variable.
437 (SSA_NAME_VALUE): Define.
438 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
440 2009-04-28 Ira Rosen <irar@il.ibm.com>
442 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
443 Use REPORT_VECTORIZED_LOCATIONS instead
444 REPORT_VECTORIZED_LOOPS.
445 * tree-vectorizer.c (vect_verbosity_level): Make static.
446 (vect_loop_location): Rename to vect_location.
447 (vect_set_verbosity_level): Update comment.
448 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
450 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
451 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
452 instead REPORT_UNVECTORIZED_LOOPS.
453 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
454 vect_loop_def to vect_external_def and vect_internal_def.
455 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
456 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
457 REPORT_UNVECTORIZED_LOCATIONS.
458 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
459 and vect_used_in_loop and to vect_unused_in_scope and
461 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
462 (vect_verbosity_level): Remove declaration.
463 (vect_analyze_operations): Likewise.
464 (vect_analyze_stmt): Declare.
465 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
466 REPORT_UNVECTORIZED_LOCATIONS.
467 (vect_get_loop_niters): Fix indentation.
468 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
469 (vect_analyze_loop_operations): New function.
470 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
471 vect_analyze_operations.
472 (vect_is_simple_reduction): Use new names.
473 (vectorizable_live_operation, vect_transform_loop): Likewise.
474 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
475 specify whether the data references can be a part of interleaving chain.
476 (vect_analyze_data_ref_dependence): Use new names.
477 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
478 (vect_create_addr_base_for_vector_ref): Remove redundant code.
479 * tree-vect-patterns.c (widened_name_p): Use new names.
480 (vect_recog_dot_prod_pattern): Likewise.
481 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
482 (process_use, vect_mark_stmts_to_be_vectorized,
483 vect_model_simple_cost, vect_model_store_cost,
484 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
485 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
486 vectorizable_operation, vectorizable_type_demotion,
487 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
488 vectorizable_condition): Likewise.
489 (vect_analyze_operations): Split into vect_analyze_loop_operations
491 (vect_analyze_stmt): ... new function.
492 (new_stmt_vec_info): Use new names.
493 (vect_is_simple_use): Use new names and fix comment.
494 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
495 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
497 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
501 and integer modes for x87 operands. Do not ICE for unsupported size,
502 generate error instead. Generate error for unsupported operand types.
503 ['z']: Do not handle HImode memory operands specially. Warning
504 for floating-point operands. Fallthru to 'Z' for unsupported operand
505 types. Do not ICE for unsupported size, generate error instead.
506 (output_387_binary_op): Use %Z to output operands.
507 (output_fp_compare): Ditto.
508 (output_387_reg_move): Ditto.
510 2009-04-28 Ben Elliston <bje@au.ibm.com>
515 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
517 * builtins.c (c_strlen): Do not warn here.
518 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
519 * c-common.c (pointer_int_sum): Take an explicit location.
520 Warn about offsets out of bounds.
521 * c-common.h (pointer_int_sum): Adjust declaration.
523 2009-04-27 Ian Lance Taylor <iant@google.com>
525 * collect2.c (is_ctor_dtor): Change type of ret field in struct
527 * dce.c (run_fast_df_dce): Change type of old_flags to int.
528 * df-core.c (df_set_flags): Change return type to int. Change
529 type of old_flags to int.
530 (df_clear_flags): Likewise.
531 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
532 (df_get_conditional_uses): Likewise.
533 * df.h (df_set_flags, df_clear_flags): Update declarations.
534 * dwarf2out.c (struct indirect_string_node): Change type of form
535 field to enum dwarf_form.
536 (AT_string_form): Change return type to enum dwarf_form.
537 * fixed-value.c (fixed_compare): Add cast to enum type.
538 * fwprop.c (update_df): Change 0 to VOIDmode.
539 * gensupport.c: Change 0 to UNKNOWN.
540 * gimple.h (gimple_cond_code): Add cast to enum type.
541 * haifa-sched.c (reemit_notes): Add cast to enum type.
542 * hooks.c (hook_int_void_no_regs): Remove function.
543 * hooks.h (hook_int_void_no_regs): Remove declaration.
544 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
545 * predict.c (combine_predictions_for_insn): Add casts to enum type.
546 * real.c (real_arithmetic): Add cast to enum type.
547 (real_compare): Likewise.
548 * target.h (struct gcc_target): Change return type of
549 branch_target_register_class to enum reg_class.
550 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
551 default_branch_target_register_class.
552 * targhooks.c (default_branch_target_register_class): New function.
553 * targhooks.h (default_branch_target_register_class): Declare.
554 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
555 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
557 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
559 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
560 vect_uninitialized_def. Change 0 to ERROR_MARK.
561 * tree-vect-stmts.c (supportable_widening_operation): Don't
562 initialize icode1 and icode2.
563 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
564 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
566 (cmn_err_flag_specs): Change 0 to STD_C89.
567 (cmn_err_char_table): Likewise.
568 * config/arm/arm.c (get_arm_condition_code): Change type of code
569 to enum arm_cond_code.
570 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
571 (IWMMXT_BUILTIN2): Likewise.
572 (neon_builtin_type_bits): Don't define typedef.
573 (neon_builtin_datum): Change type of bits field to int.
574 (arm_expand_neon_args): Add cast to enum type.
575 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
577 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
579 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
581 * config/mips/mips.md (jal_macro): Return enum constant.
582 (single_insn): Likewise.
583 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
585 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
587 * config/s390/s390.c (s390_tune_flags): Change type to int.
588 (s390_arch_flags): Likewise.
589 (s390_handle_arch_option): Change flags field of struct pta to int.
590 * config/s390/s390.h (s390_tune_flags): Update declaration.
591 (s390_arch_flags): Likewise.
592 * config/sh/sh.c (prepare_move_operands): Compare
593 tls_symbolic_operand result with enum constant.
594 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
595 (sh_expand_prologue): Add cast to enum type.
596 (sh_expand_epilogue): Likewise.
597 (tls_symbolic_operand): Change return type to enum tls_model.
598 (fpscr_set_from_mem): Add cast to enum type.
599 (legitimize_pic_address): Compare tls_symbolic_operand result with
601 (sh_target_reg_class): Change return type to enum reg_class.
602 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
604 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
605 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
606 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
607 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
608 (delayed_branch, tls_call_delay): Likewise.
609 (eligible_for_sibcall_delay): Likewise.
610 (eligible_for_return_delay): Likewise.
611 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
612 (spu_expand_builtin_1): Likewise.
614 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
615 for all types of conversions.
616 (output_init_element): Issue -Wc++-compat warning if needed when
617 initializing a bitfield with enum type.
618 * c-parser.c (c_parser_expression): Set original_type to
619 original_type of right hand operand of comman operator.
621 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
623 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
625 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
626 * doc/cpp.texi (Standard Predefined Macros)
627 (Implementation-defined behavior): Likewise.
628 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
629 * doc/gimple.texi (GIMPLE Exception Handling)
630 (@code{GIMPLE_ASSIGN}): Likewise.
631 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
632 * doc/invoke.texi (Warning Options, Optimize Options)
633 (AVR Options, Darwin Options): Likewise.
634 (Optimize Options): Reformulate -fwhole-program description.
635 * doc/loop.texi (Lambda): Likewise.
636 * doc/md.texi (Output Template, Define Constraints)
637 (Standard Names, Insn Splitting): Likewise.
638 * doc/options.texi (Option properties): Likewise.
639 * doc/passes.texi (Tree-SSA passes): Likewise.
640 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
641 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
642 (File Names and DBX): Likewise.
643 * doc/trouble.texi (Incompatibilities): Likewise.
645 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
647 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
648 instruction is correct.
650 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
652 Allow non-constant arguments to conversion intrinsics.
653 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
654 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
655 * spu.c (print_operand): Handle 'v' and 'w'.
656 (exp2_immediate_p, spu_gen_exp2): Define.
657 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
658 spu_convtf_1): Update parameter descriptions.
659 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
660 * constraints.md ('v', 'w'): New.
661 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
663 (i2f, I2F): New define_mode_attr.
664 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
665 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
666 fixuns_truncv4sfv4si2): Update to use mode attribute.
667 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
668 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
669 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
670 patterns for combine.
672 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
674 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
675 (cprop, hoist, pre, store_motion): New debug counters.
676 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
677 is not an RTL pass anymore.
678 (pass_profiling): Remove extern decl for pass removed in 2005.
679 (pass_gcse, pass_jump_bypass): Remove.
680 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
681 to 0 for clean state.
682 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
683 * cse.c (gate_handle_cse_after_global_opts,
684 rest_of_handle_cse_after_global_opts): New functions.
685 (pass_cse_after_global_opts): New pass, does local CSE.
686 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
687 (TV_CPROP): New timevar.
688 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
689 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
690 (gcse_main, recompute_all_luids): Remove.
691 (compute_hash_table_work): Call max_reg_num instead of reading
693 (cprop_jump): Don't set run_jump_opt_after_gcse.
694 (constprop_register): Always allow to alter jumps.
695 (cprop_insn): Likewise.
696 (do_local_cprop): Likewise.
697 (local_cprop_pass): Likewise. Return non-zero if something changed.
698 (cprop): Remove function, fold interesting bits into one_cprop_pass.
699 (find_implicit_sets): Add note about missed optimization opportunity.
700 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
701 pass_rtl_cprop execute function.
702 Don't bother tracking the pass number, each pass gets its own dumpfile
704 Always allow to alter jumpsand bypass jumps.
705 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
706 will just find no suitable set.
707 (pre_edge_insert): Fix dumping, this function is for PRE only.
708 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
709 pass_rtl_pre execute function.
710 (hoist_code): Return non-zero if something changed. Keep track of
711 substitutions and insertions for statistics gathering similar to PRE.
712 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
713 called from the pass_rtl_hoist execute function. Show pass statistics.
714 (compute_store_table): Use max_reg_num directly instead of using the
715 formerly global max_gcse_regno.
716 (build_store_vectors): Likewise.
717 (replace_store_insn): Fix dumping.
718 (store_motion): Rename to ...
719 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
720 pass, called from the pass_rtl_store_motion execute function. Keep
721 track of substitutions and insertions for statistics gathering similar
723 (bypass_jumps): Remove, fold interesting bits into ...
724 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
725 from the pass_rtl_cprop execute function.
726 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
727 pass_jump_bypass): Remove.
728 (gate_handle_gcse, rest_of_handle_gcse): Remove.
729 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
730 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
731 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
732 (gate_rtl_store_motion, execute_rtl_store_motion,
733 pass_rtl_store_motion): New.
734 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
735 make it clear that -fcse-skip-blocks is a no-op for backward compat.
736 * passes.c (init_optimization_passes): Remove pass_gcse and
737 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
738 and cse_after_global_opts in place of pass_gcse. Schedule cprop
739 instead of pass_jump_bypass.
741 2009-04-27 Richard Guenther <rguenther@suse.de>
744 * gimplify.c (gimplify_expr): If we are required to create
745 a temporary make sure it ends up as register.
747 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
750 * config/i386/i386.c (construct_container): Don't call
751 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
752 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
754 2009-04-27 Michael Matz <matz@suse.de>
756 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
757 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
758 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
759 (dump_replaceable_exprs): Take a bitmap.
760 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
762 (expand_gimple_basic_block): Likewise.
763 * tree-ssa-ter.c (struct temp_expr_table_d): Make
764 replaceable_expressions member a bitmap.
765 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
766 (mark_replaceable): Likewise.
767 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
768 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
770 2009-04-27 Richard Guenther <rguenther@suse.de>
772 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
773 (verify_stmts): Dispatch to gimple/type verification code.
774 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
775 issue with call argument types.
777 2009-04-27 Michael Matz <matz@suse.de>
779 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
780 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
783 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
784 Eric Botcazou <ebotcazou@adacore.com>
786 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
787 a label's basic block.
788 (mark_target_live_regs): Tidy and rework obsolete comments.
789 Change back DF problem to LIVE. If a label starts a basic block,
790 assume that all registers that used to be live then still are.
791 (init_resource_info): If a label starts a basic block, set its
792 BLOCK_FOR_INSN accordingly.
793 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
795 2009-04-27 Richard Guenther <rguenther@suse.de>
797 * tree-flow-inline.h (function_ann): Remove.
798 (get_function_ann): Likewise.
799 * tree-dfa.c (create_function_ann): Remove.
800 * tree-flow.h (struct static_var_ann_d): Remove.
801 (struct function_ann_d): Likewise.
802 (union tree_ann_d): Remove fdecl member.
803 (function_ann_t): Remove.
804 (function_ann, get_function_ann, create_function_ann): Remove
807 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
809 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
811 2009-04-27 Jan Hubicka <jh@suse.cz>
813 * ipa-pure-const.c (struct funct_state_d): New fields
814 state_previously_known, looping_previously_known; remove
816 (analyze_function): Use new fields.
817 (propagate): Avoid assumption that state_set_in_source imply
820 * tree-ssa-loop-niter.c (finite_loop_p): New function.
821 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
822 * cfgloop.h (finite_loop_p): Declare.
824 2009-04-26 Michael Matz <matz@suse.de>
826 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
828 2009-04-26 Michael Matz <matz@suse.de>
830 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
831 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
832 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
833 pass_mark_used_blocks): Remove.
834 * tree-optimize.c (pass_free_datastructures,
835 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
836 * passes.c (init_optimization_passes): Don't call
837 pass_mark_used_blocks, remove dead code.
839 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
841 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
842 * tree-ssa-live.h (register_ssa_partition): Likewise.
844 2009-04-26 Michael Matz <matz@suse.de>
847 * builtins.c (fold_builtin_next_arg): Handle SSA names.
848 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
849 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
851 (compare_pairs): Swap cost comparison.
852 (coalesce_ssa_name): Don't use change_partition_var.
853 * tree-nrv.c (struct nrv_data): Add modified member.
854 (finalize_nrv_r): Set it.
855 (tree_nrv): Use it to update statements.
856 (pass_nrv): Require PROP_ssa.
857 * tree-mudflap.c (mf_decl_cache_locals,
858 mf_build_check_statement_for): Use make_rename_temp.
859 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
860 * alias.c (find_base_decl): Handle SSA names.
861 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
862 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
863 * rtl.h (set_reg_attrs_for_parm): Declare.
864 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
865 to "optimized", remove unused locals at finish.
866 (execute_free_datastructures): Make global, call
867 delete_tree_cfg_annotations.
868 (execute_free_cfg_annotations): Don't call
869 delete_tree_cfg_annotations.
871 * ssaexpand.h: New file.
872 * expr.c (toplevel): Include ssaexpand.h.
873 (expand_assignment): Handle SSA names the same as register variables.
874 (expand_expr_real_1): Expand SSA names.
875 * cfgexpand.c (toplevel): Include ssaexpand.h.
876 (SA): New global variable.
877 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
879 (set_rtl): New helper function.
880 (add_stack_var): Deal with SSA names, use set_rtl.
881 (expand_one_stack_var_at): Likewise.
882 (expand_one_stack_var): Deal with SSA names.
883 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
884 before unique numbers.
885 (expand_stack_vars): Use set_rtl.
886 (expand_one_var): Accept SSA names, add asserts for them, feed them
887 to above subroutines.
888 (expand_used_vars): Expand all partitions (without default defs),
889 then only the local decls (ignoring those expanded already).
890 (expand_gimple_cond): Remove edges when jumpif() expands an
892 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
893 or remove abnormal edges. Ignore insns setting the LHS of a TERed
895 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
896 members of SA; deal with PARM_DECL partitions here; expand
897 all PHI nodes, free tree datastructures and SA. Commit instructions
898 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
899 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
900 info and statements at start, collect garbage at finish.
901 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
902 (VAR_ANN_PARTITION) Remove.
903 (change_partition_var): Don't declare.
904 (partition_to_var): Always return SSA names.
905 (var_to_partition): Only accept SSA names.
906 (register_ssa_partition): Only check argument.
907 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
909 (delete_var_map): Don't free it.
910 (var_union): Only accept SSA names, simplify.
911 (partition_view_init): Mark only useful SSA names as used.
912 (partition_view_fini): Only deal with SSA names.
913 (change_partition_var): Remove.
914 (dump_var_map): Use ssa_name instead of partition_to_var member.
915 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
917 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
918 (struct _elim_graph): New member const_dests; nodes member vector of
920 (set_location_for_edge): New static helper.
921 (create_temp): Remove.
922 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
923 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
924 (new_elim_graph): Allocate const_dests member.
925 (clean_elim_graph): Truncate const_dests member.
926 (delete_elim_graph): Free const_dests member.
927 (elim_graph_size): Adapt to new type of nodes member.
928 (elim_graph_add_node): Likewise.
929 (eliminate_name): Likewise.
930 (eliminate_build): Don't take basic block argument, deal only with
931 partition numbers, not variables.
932 (get_temp_reg): New static helper.
933 (elim_create): Use it, deal with RTL temporaries instead of trees.
934 (eliminate_phi): Adjust all calls to new signature.
935 (assign_vars, replace_use_variable, replace_def_variable): Remove.
936 (rewrite_trees): Only do checking.
937 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
938 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
939 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
940 contains_tree_r, MAX_STMTS_IN_LATCH,
941 process_single_block_loop_latch, analyze_edges_for_bb,
942 perform_edge_inserts): Remove.
943 (expand_phi_nodes): New global function.
944 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
945 functions, initialize new parameter, remember partitions having a
947 (finish_out_of_ssa): New global function.
948 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
949 don't reset in_ssa_p here, don't disable TER when mudflap.
950 (pass_del_ssa): Remove.
951 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
953 (execute_free_datastructures): Declare.
954 * Makefile.in (SSAEXPAND_H): New variable.
955 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
956 * basic-block.h (commit_one_edge_insertion): Declare.
957 * passes.c (init_optimization_passes): Move pass_nrv and
958 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
959 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
960 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
961 (redirect_branch_edge): Deal with super block when expanding, split
962 out jump patching itself into ...
963 (patch_jump_insn): ... here, new static helper.
965 2009-04-26 Michael Matz <matz@suse.de>
967 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
968 beyond num_ssa_names.
969 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
970 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
972 2009-04-26 Jakub Jelinek <jakub@redhat.com>
975 * fwprop.c (forward_propagate_asm): New function.
976 (forward_propagate_and_simplify): Propagate also into __asm, if it
977 doesn't increase the number of referenced registers.
980 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
982 2009-04-26 Jakub Jelinek <jakub@redhat.com>
984 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
985 note_nonlocal_vla_type for nonlocal VLAs.
986 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
987 contains_remapped_vars, remap_vla_decls): New functions.
988 (convert_nonlocal_reference_stmt): If not optimizing, call
989 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
990 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
991 if it wasn't found in var_map.
992 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
993 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
994 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
996 * gimplify.c (nonlocal_vlas): New variable.
997 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
999 (gimplify_body): Create and destroy nonlocal_vlas.
1001 * dwarf2out.c (loc_descr_plus_const): New function.
1002 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1003 mem_loc_descriptor, loc_descriptor_from_tree_1,
1004 descr_info_loc, gen_variable_die): Use it.
1006 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1007 !TREE_STATIC VAR_DECLs.
1008 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1009 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1010 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1011 DECL_BY_REFERENCE is valid.
1012 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1013 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1014 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1015 Copy DECL_BY_REFERENCE.
1016 (struct nesting_copy_body_data): New type.
1017 (nesting_copy_decl): New function.
1018 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1019 if they have variable length.
1021 2009-04-26 Michael Matz <matz@suse.de>
1023 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1024 mark new temporaries for renaming.
1026 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1029 * c-decl.c (global_bindings_p): Return negative value.
1030 (c_variable_size): New. Based on variable_size from
1032 (grokdeclarator): Call c_variable_size not variable_size.
1034 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1038 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1040 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1041 Redefine it to just use mingw/include.
1042 (ASM_SPEC): Rules for -m32 and -m64.
1043 (LINK_SPEC): Use Likewise.
1044 (SPEC_32): New define.
1045 (SPEC_64): Likewise.
1046 (SUB_LINK_SPEC): Likewise.
1047 (MULTILIB_DEFAULTS): New define.
1048 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1049 Add multilib options.
1050 (MULTILIB_DIRNAMES): Likewise.
1051 (MULTILIB_OSDIRNAMES): Likewise.
1053 (INSTALL_LIBGCC): Likewise.
1055 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1058 * c-tree.h (enum c_inline_static_type): New.
1059 (record_inline_static): Declare.
1060 * c-decl.c (struct c_inline_static, c_inline_statics,
1061 record_inline_static, check_inline_statics): New.
1062 (pop_file_scope): Call check_inline_statics.
1063 (start_decl): Call record_inline_static instead of pedwarning
1064 directly for static in inline function.
1065 * c-typeck.c (build_external_ref): Call record_inline_static
1066 instead of pedwarning directly for static referenced in inline
1069 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1071 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1072 not new but only being rescanned.
1073 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1074 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1075 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1076 record_set_info, compute_set, grealloc): Remove.
1077 (recompute_all_luids): New function.
1078 (gcse_main): Don't compute sets, and don't do related memory
1079 allocations/free-ing. If something changed before the end of the
1080 pass, update LUIDs using recompute_all_luids.
1081 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1082 (free_gcse_mem): Don't free it either.
1083 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1084 Use the df insn LUIDs.
1085 (load_killed_in_block): Likewise.
1086 (compute_hash_table_work): Don't compute reg_set_in_block.
1087 (compute_transp): Use DF_REG_DEF_CHAINs.
1088 (local_cprop_pass): Don't use compute_sets and related functions.
1089 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1090 Use get_max_uid() instead of max_cuid.
1091 (insert_insn_end_basic_block, pre_insert_copy_insn,
1092 update_ld_motion_stores): Don't try to
1093 keep reg_set tables up to date.
1094 (pre_insert_copies): Use df insn LUIDs.
1095 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1096 (reg_set_info): Don't use extra bitmap argument.
1097 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1098 information to compute regs_set_in_block.
1099 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1100 (bypass_jumps): Don't use compute_sets and friends.
1102 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1105 * opts.c (undocumented_msg): Do not leave blank even with
1108 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1110 * c-decl.c (build_enumerator): Allow values folding to integer
1111 constants but not integer constant expressions with a pedwarn if
1114 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1117 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1118 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1119 type is an integer constant.
1121 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1124 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1127 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1130 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1131 with variably modified return type and no storage class
1132 specifiers, except for the case of nested functions. Distinguish
1133 extern declarations of functions with variably modified return
1134 types from those of objects with variably modified types.
1136 2009-04-25 Jan Hubicka <jh@suse.cz>
1138 * tree.c (list_equal_p): New function.
1139 * tree.h (list_equal_p): Declare.
1140 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1141 basic_block_def, basic_block, const_basic_block): New.
1142 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1143 (redirect_eh_edge): New function.
1144 (make_eh_edge_update_phi): EH edges are not abnormal.
1145 * except.c: Include tree-flow.h.
1146 (list_match): New function.
1147 (eh_region_replaceable_by_p): New function.
1148 (replace_region): New function.
1149 (hash_type_list): New function.
1150 (hash_eh_region): New function.
1151 (eh_regions_equal_p): New function.
1152 (merge_peers): New function.
1153 (remove_unreachable_regions): Verify EH tree when checking;
1155 (copy_eh_region_1): New function.
1156 (copy_eh_region): New function.
1157 (push_reachable_handler): New function.
1158 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1159 regions without label but with live RESX.
1160 * except.h (redirect_eh_edge_to_label): New.
1161 * tree-flow.h (redirect_eh_edge): New.
1162 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1163 basic_block_def, basic_block, const_basic_block): Remove.
1164 * Makefile.in (except.o): Add dependency on tree-flow.h
1165 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1166 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1169 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1172 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1173 on the destination of memcpy.
1175 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1177 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1178 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1179 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1181 2009-04-25 Jan Hubicka <jh@suse.cz>
1183 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1184 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1185 to be reached by different label than left.
1186 (update_eh_edges): Update comment; remove edge_to_remove if possible
1187 and return true if suceeded.
1188 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1189 (cleanup_eh): Compute sharing map.
1190 * except.c (remove_eh_handler_and_replace): Add argument if we should
1192 (remove_unreachable_regions): Update for label sharing.
1193 (label_to_region_map): Likewise.
1194 (get_next_region_sharing_label): New function.
1195 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1197 (remove_eh_handler): Update.
1198 (remove_eh_region_and_replace_by_outer_of): New function.
1199 * except.h (struct eh_region): Add next_region_sharing_label.
1200 (remove_eh_region_and_replace_by_outer_of,
1201 get_next_region_sharing_label): Declare.
1202 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1204 2009-04-25 Jan Hubicka <jh@suse.cz>
1206 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1207 insert code even if they are not critical.
1209 2009-04-25 Jan Hubicka <jh@suse.cz>
1211 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1212 (gimple_can_remove_branch_p): EH edges won't remove branch by
1214 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1215 updating of non-abnormal EH edges.
1216 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1217 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1218 (split_critical_edges): Split also edges where emitting code on them
1219 will lead to splitting later.
1221 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1222 H.J. Lu <hongjiu.lu@intel.com>
1225 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1226 the configured assembler supports fildq and fistpq mnemonics.
1227 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1228 * configure: Regenerated.
1231 * config/i386/i386.c (print_operand): Handle 'Z'.
1232 ['z']: Remove handling of special fild/fist suffixes.
1233 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1234 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1235 suffix of fild insn.
1236 (*floatsi<mode>2_vector_mixed): Ditto.
1237 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1238 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1239 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1240 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1241 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1243 2009-04-25 Ben Elliston <bje@au.ibm.com>
1245 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1246 the source of a set operation.
1248 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1250 * target.h (struct gcc_target): Add case_values_threshold field.
1251 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1252 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1253 * targhooks.c (default_case_values_threshold): New function.
1254 * targhooks.h (default_case_values_threshold): Declare function.
1255 * stmt.c (expand_case): Use case_values_threshold target hook.
1256 * expr.h (case_values_threshold): Remove declartation.
1257 * expr.c (case_values_threshold): Remove function.
1258 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1260 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1261 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1262 (avr_case_values_threshold): Declare as static.
1263 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1265 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1266 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1267 (mn10300_case_values_threshold): New function.
1269 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1271 * ira.c (setup_cover_and_important_classes): Add enum cast.
1273 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1275 * genpreds.c (write_enum_constraint_num): Output definition of
1276 CONSTRAINT_NUM_DEFINED_P macro.
1277 * ira.c (setup_cover_and_important_classes): Use
1278 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1280 2009-04-24 DJ Delorie <dj@redhat.com>
1282 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1283 __SH2A_SINGLE_ONLY__ also.
1285 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1287 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1288 (movdf_internal): Ditto.
1289 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1290 SFmode and DFmode constants.
1291 (ia64_print_operand): Add 'G' format for printing
1292 floating point constants.
1294 2009-04-24 Richard Guenther <rguenther@suse.de>
1296 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1297 from unsigned additions.
1299 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1301 * c-typeck.c (set_init_index): Allow array designators that are
1302 not integer constant expressions with a pedwarn if pedantic.
1304 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1306 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1307 zero if no overlap in nonzero bits between the operands.
1309 2009-04-24 Ian Lance Taylor <iant@google.com>
1311 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1312 (record_dead_and_set_regs): Likewise.
1313 * df.h (struct df_mw_hardreg): Change flags field to int.
1314 (struct df_base_ref): Likewise.
1315 (struct df): Change changeable_flags field to int.
1316 * df-scan.c (df_defs_record): Change clobber_flags to int.
1317 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1318 constants rather than #define macros.
1319 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1320 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1321 (enum dwarf_calling_convention): Likewise.
1322 (enum dwarf_line_number_x_ops): Likewise.
1323 (enum dwarf_call_frame_info): Likewise.
1324 (enum dwarf_source_language): Likewise.
1325 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1326 (add_calling_convention_attribute): Likewise.
1327 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1328 (combine_comparisons): Change compcode to int. Add cast to enum type.
1329 * genrecog.c (maybe_both_true_2): Change c to int.
1330 (write_switch): Likewise. Add cast to enum type.
1331 * gimplify.c (gimplify_omp_for): Handle return values from
1332 gimplify_expr using MIN rather than bitwise or.
1333 (gimplify_expr): Add cast to enum type.
1334 * ipa-prop.c (update_jump_functions_after_inlining): Change
1335 IPA_BOTTOM to IPA_JF_UNKNOWN.
1336 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1337 Add casts to enum type.
1338 (setup_cover_and_important_classes): Change cl to int. Add casts
1340 (setup_class_translate): Change cl and mode to int.
1341 (ira_init_once): Change mode to int.
1342 (free_register_move_costs): Likewise.
1343 (setup_prohibited_mode_move_regs): Add casts to enum type.
1344 * langhooks.c (add_builtin_function_common): Rework assertion that
1345 value fits bitfield.
1346 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1347 * omega.c (omega_do_elimination): Avoid math on enum types.
1348 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1349 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1350 int local to handle integral_argment value.
1351 * regmove.c (try_auto_increment): Change PUT_MODE to
1353 * reload.c (push_secondary_reload): Add casts to enum type.
1354 (secondary_reload_class, find_valid_class): Likewise.
1355 * reload1.c (emit_input_reload_insns): Likewise.
1356 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1357 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1358 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1360 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1361 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1363 (expand_complex_libcall): Add casts to enum type.
1364 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1365 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1366 with ERROR_MARK, not NUM_TREE_CODES.
1367 (vect_create_epilog_for_reduction): Likewise.
1368 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1369 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1370 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1372 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1373 vect_unused_in_loop. Change 0 to loop_vect.
1374 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1375 * var-tracking.c (get_init_value): Change return type to enum
1377 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1378 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1380 (arm_override_options): Add casts to enum type.
1381 (arm_emit_tls_decoration): Likewise.
1382 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1384 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1385 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1386 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1388 * config/s390/s390.c (code_for_builtin_64): Change to array of
1390 (code_for_builtin_31): Likewise.
1391 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1393 * config/sparc/sparc.c (sparc_override_options): Change value
1394 field in struct code_model to enum cmodel. In initializer change
1395 0 to NULL and add cast to enum type.
1397 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1398 Change all callers. Issue a -Wc++-compat warning using
1399 lhs_origtype if necessary.
1400 (convert_for_assignment): Issue -Wc++-compat warnings about
1401 invalid conversions to enum type on assignment.
1402 * c-common.h (build_modify_expr): Update declaration.
1404 2009-04-24 Nick Clifton <nickc@redhat.com>
1406 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1407 (function_arg_advance): Likewise.
1408 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1411 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1413 * config/s390/constraints.md ('I', 'J'): Fix condition.
1415 2009-04-24 Diego Novillo <dnovillo@google.com>
1417 * gengtype-parse.c (parse_error): Add newline after message.
1419 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1421 * config/i386/sse.md (avxmodesuffixs): Removed.
1422 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1423 (*avx_pinsr<ssevecsize>): This.
1425 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1427 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1428 follow chains of regs with a single definition, and allow expressions
1429 that are function_invariant_p.
1430 (simple_rhs_p): Allow expressions that are function_invariant_p.
1432 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1435 * fold-const.c (fold_cond_expr_with_comparison): When folding
1436 > and >= to MAX, make sure the MAX uses the same type as the
1437 comparison's operands.
1439 2009-04-24 Nick Clifton <nickc@redhat.com>
1441 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1442 addressing for DImode accesses.
1443 (frv_print_operand_address): Handle PLUS case.
1444 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1446 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1448 PR rtl-optimization/39794
1449 * alias.c (canon_true_dependence): Add x_addr argument.
1450 * rtl.h (canon_true_dependence): Adjust prototype.
1451 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1452 * cselib.c (cselib_invalidate_mem): Likewise.
1453 * gcse.c (compute_transp): Likewise.
1454 * dse.c (scan_reads_nospill): Likewise.
1455 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1456 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1457 canon_base_addr of the group, plus optional offset.
1458 (struct group_info): Rename canon_base_mem to
1460 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1461 canon_rtx of base_mem.
1463 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1465 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1466 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1468 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1470 * config/spu/spu-builtins.h: Delete file.
1472 * config/spu/spu.h (enum spu_builtin_type): Move here from
1474 (struct spu_builtin_description): Likewise. Add GTY marker.
1475 Do not use enum spu_function_code or enum insn_code.
1476 (spu_builtins): Add extern declaration.
1478 * config/spu/spu.c: Do not include "spu-builtins.h".
1479 (enum spu_function_code, enum spu_builtin_type_index,
1480 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1481 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1482 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1483 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1484 (spu_builtin_types): Make static. Add GTY marker.
1485 (spu_builtins): Add extern declaration with GTY marker.
1488 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1489 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1490 Check programmatically whether all parameters are scalar.
1492 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1494 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1496 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1497 assignment from the constructor either if the target is volatile.
1499 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1501 * config/arm/arm.md (insv): Do not share operands[0].
1503 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1505 * config/vxlib-tls.c (active_tls_threads): Delete.
1506 (delete_hook_installed): New.
1507 (tls_delete_hook): Don't delete the delete hook.
1508 (tls_destructor): Delete it here.
1509 (__gthread_set_specific): Adjust installing the delete hook.
1510 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1511 __gthread_leave_tsd_dtor_context.
1513 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1515 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1517 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1519 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1521 (alpha_rtx_costs): Ditto.
1522 (emit_unlikely_jump): Use add_reg_note.
1523 (emit_frame_store_1): Ditto.
1524 (alpha_expand_prologue): Ditto.
1525 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1526 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1528 2009-04-23 Nick Clifton <nickc@redhat.com>
1530 * config/v850/v850.md (epilogue): Remove suppressed code.
1531 (return): Rename to return_simple and remove test of frame size.
1532 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1533 to gen_return_simple.
1535 2009-04-22 Jing Yu <jingyu@google.com>
1538 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1540 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1543 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1544 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1545 value is a VECTOR_CST, the element type is the element type of the
1548 2009-04-22 DJ Delorie <dj@redhat.com>
1550 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1552 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1554 * alias.c (find_base_term): Move around LO_SUM case, so that
1555 CONST falls through into PLUS/MINUS handling.
1558 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1559 into 0, use omit_one_operand.
1561 2009-04-23 Ben Elliston <bje@au.ibm.com>
1563 * config/rs6000/linux-unwind.h (get_regs): Remove type
1564 puns. Change the type of `pc' to an array of unsigned ints and
1565 update all users. Constify frame24.
1567 2009-04-22 DJ Delorie <dj@redhat.com>
1569 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1570 declarations before code.
1571 (current_function_special_page_vector): Likewise.
1572 (m32c_expand_insv): Silence a warning.
1574 2009-04-21 Taras Glek <tglek@mozilla.com>
1576 * alias.c: Update GTY annotations to new syntax.
1577 * basic-block.h: Likewise.
1578 * bitmap.h: Likewise.
1579 * c-common.h: Likewise.
1580 * c-decl.c: Likewise.
1581 * c-parser.c: Likewise.
1582 * c-pragma.c: Likewise.
1583 * c-tree.h: Likewise.
1584 * cfgloop.h: Likewise.
1585 * cgraph.h: Likewise.
1586 * config/alpha/alpha.c: Likewise.
1587 * config/arm/arm.h: Likewise.
1588 * config/avr/avr.h: Likewise.
1589 * config/bfin/bfin.c: Likewise.
1590 * config/cris/cris.c: Likewise.
1591 * config/darwin.c: Likewise.
1592 * config/frv/frv.c: Likewise.
1593 * config/i386/i386.c: Likewise.
1594 * config/i386/i386.h: Likewise.
1595 * config/i386/winnt.c: Likewise.
1596 * config/ia64/ia64.h: Likewise.
1597 * config/iq2000/iq2000.c: Likewise.
1598 * config/mips/mips.c: Likewise.
1599 * config/mmix/mmix.h: Likewise.
1600 * config/pa/pa.c: Likewise.
1601 * config/pa/pa.h: Likewise.
1602 * config/rs6000/rs6000.c: Likewise.
1603 * config/s390/s390.c: Likewise.
1604 * config/sparc/sparc.c: Likewise.
1605 * config/xtensa/xtensa.c: Likewise.
1606 * cselib.h: Likewise.
1607 * dbxout.c: Likewise.
1608 * dwarf2out.c: Likewise.
1609 * except.c: Likewise.
1610 * except.h: Likewise.
1611 * fixed-value.h: Likewise.
1612 * function.c: Likewise.
1613 * function.h: Likewise.
1614 * gimple.h: Likewise.
1615 * integrate.c: Likewise.
1616 * optabs.c: Likewise.
1617 * output.h: Likewise.
1620 * stringpool.c: Likewise.
1621 * tree-data-ref.c: Likewise.
1622 * tree-flow.h: Likewise.
1623 * tree-scalar-evolution.c: Likewise.
1624 * tree-ssa-address.c: Likewise.
1625 * tree-ssa-alias.h: Likewise.
1626 * tree-ssa-operands.h: Likewise.
1629 * varasm.c: Likewise.
1630 * varray.h: Likewise.
1632 * coretypes.h: Do not define GTY macro if it is already defined.
1633 * doc/gty.texi: Update GTY documentation to new syntax.
1634 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1635 annotations on structs.
1636 * gengtype-parse.c: Likewise.
1638 2009-04-22 Mark Heffernan <meheff@google.com>
1640 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1642 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1644 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1647 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1649 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1650 the same as a PLUS without a shift. Increase the cost of a
1653 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1655 * Makefile.in: Update dependencies.
1656 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1657 * errors.h: Remove bogus comment about compatibility.
1658 (warning): Update declaration.
1659 * genautomata.c: Update all calls to warning.
1660 * gimple.c: Do not include errors.h. Include toplev.h.
1661 * tree-ssa-structalias.c: Do not include errors.h.
1662 * omega.c: Likewise.
1663 * tree-ssa-reassoc.c: Likewise.
1664 * config/spu/spu-c.c: Likewise.
1665 * config/spu/t-spu-elf: Update dependencies.
1667 2009-04-22 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/39824
1670 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1671 make sure the types are compatible.
1673 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1676 * c-common.c (c_parse_error): Take a token_flags parameter.
1677 Use token_type for the token type instead.
1678 Pass token_flags to cpp_type2name.
1679 * c-common.h (c_parse_error): Update declaration.
1680 * c-parser.c (c_parser_error): Pass 0 as token flags.
1682 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1684 PR rtl-optimization/39580
1685 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1687 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1689 * function.c (expand_function_end): Do not emit a jump to the "naked"
1690 return label for fall-through returns.
1691 * except.c (sjlj_emit_function_exit): Always place the call to the
1692 unregister function at the location installed by expand_function_end.
1694 2009-04-22 Richard Guenther <rguenther@suse.de>
1696 PR tree-optimization/39845
1697 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1698 (gen_inbound_check): Likewise.
1700 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1702 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1704 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1705 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1707 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1709 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1710 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1711 shift counts to avoid out-of-bounds array accesses.
1713 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1715 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1716 (Pmode): Move above.
1718 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1720 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1721 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1722 GET_CODE macro. Use IN_RANGE macro where appropriate.
1723 * config/alpha/alpha.h: Ditto.
1724 * config/alpha/alpha.md: Ditto.
1725 * config/alpha/constraints.md: Ditto.
1726 * config/alpha/predicates.md: Ditto.
1728 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1730 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1731 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1732 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1733 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1734 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1735 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1736 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1737 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1738 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1739 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1740 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1741 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1742 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1743 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1744 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1745 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1746 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1747 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1748 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1749 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1750 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1751 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1752 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1753 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1754 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1755 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1756 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1758 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1760 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1761 references from comments.
1762 * cfgbuild.c: (count_basic_blocks): Delete.
1763 (find_basic_blocks_1): Delete.
1764 (find_basic_blocks): Delete.
1765 * except.c (finish_eh_generation): Make static. Move comment from
1766 except.h here. Remove find_basic_blocks references from comments.
1767 * except.h (finish_eh_generation): Delete.
1768 * basic-block.h (find_basic_blocks): Delete.
1769 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1771 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1773 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1774 (sdbout_parms): Likewise.
1776 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1778 * config/sh/sh.c (prepare_cbranch_operands): Use
1779 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1780 (expand_cbranchdi4): Likewise.
1781 (from_compare): Add cast to enum type.
1782 (expand_cbranchsi4): Use add_reg_note.
1783 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1784 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1785 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1786 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1787 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1788 instead of CODE_FOR_nothing.
1789 (cbranchdi4): Likewise. Fix the order of arguments for
1791 (push_fpscr): Use add_reg_note.
1792 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1793 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1795 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1797 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1798 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1799 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1800 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1801 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1802 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1803 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1804 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1805 config/alpha/x-vms, config/arc/t-arc,
1806 config/arm/README-interworking, config/arm/arm-c.c,
1807 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1808 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1809 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1810 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1811 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1812 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1813 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1814 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1815 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1816 config/cris/t-elfmulti, config/crx/t-crx,
1817 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1818 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1819 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1820 config/h8300/t-h8300, config/i386/athlon.md,
1821 config/i386/darwin-libgcc.10.4.ver,
1822 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1823 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1824 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1825 config/i386/t-linux64, config/i386/t-nwld,
1826 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1827 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1828 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1829 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1830 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1831 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1832 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1833 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1834 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1835 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1836 config/m68k/t-uclinux, config/mcore/t-mcore,
1837 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1838 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1839 config/mips/crtn.asm, config/mips/irix-crti.asm,
1840 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1841 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1842 config/mips/mips-fixed.md, config/mips/sb1.md,
1843 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1844 config/mips/t-iris6, config/mips/t-isa3264,
1845 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1846 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1847 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1848 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1849 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1850 config/mn10300/t-linux, config/mn10300/t-mn10300,
1851 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1852 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1853 config/picochip/libgccExtras/clzsi2.asm,
1854 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1855 config/rs6000/darwin-libgcc.10.4.ver,
1856 config/rs6000/darwin-libgcc.10.5.ver,
1857 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1858 config/rs6000/t-aix43, config/rs6000/t-aix52,
1859 config/rs6000/t-darwin, config/rs6000/t-fprules,
1860 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1861 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1862 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1863 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1864 config/rs6000/t-rtems, config/rs6000/t-spe,
1865 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1866 config/score/t-score-elf, config/sh/divcost-analysis,
1867 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1868 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1869 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1870 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1871 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1872 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1873 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1874 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1875 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1876 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1877 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1878 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1879 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1880 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1881 * config/h8300/genmova.sh: Include copyright and license notices
1882 in generated output.
1883 * config/h8300/mova.md: Regenerate.
1884 * doc/install.texi2html: Include word "Copyright" in copyright
1885 notice and use name "Free Software Foundation, Inc.".
1886 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1887 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1888 ChangeLog-2007, ChangeLog-2008: Correct dates.
1890 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1892 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1893 NE_EXPR operations as well.
1894 * c-parser.c (c_parser_condition): Do not set location information on
1896 (c_parser_conditional_expression): Likewise.
1897 (c_parser_binary_expression): Set location information on operators.
1898 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1899 TRUTH_NOT_EXPR has been folded.
1900 * fold-const.c (fold_truth_not_expr): Copy location information from
1901 the incoming expression to the outgoing one.
1902 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1903 recursive calls on the LHS of the operator but pass that of the
1904 operator to recursive calls on the RHS of the operator. Set it
1906 (shortcut_cond_expr): Set the locus of the operator on the second
1907 COND_EXPR and that of the expression on the first in degenerate cases.
1908 Pass the locus of the expression to calls to shortcut_cond_r.
1909 Set the locus of the 'then' block on the associated jump, if any.
1910 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1911 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1912 expression to call to gimplify_boolean_expr.
1914 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1916 * config.gcc: Add additional configuration for
1917 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1918 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1919 (CPP_SPEC): Redefine for allowing -municode option.
1920 (STARTFILE_SPEC): Likewise.
1921 * config/i386/t-mingw-w64: New.
1922 * config/i386/mingw-w64.opt: New.
1923 (municode): Add new target option.
1924 * doc/invoke.texi (municode): Add documentation for new option.
1926 2009-04-21 Ian Lance Taylor <iant@google.com>
1928 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1929 Correct test for number of arguments.
1930 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1932 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1934 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1935 argument of emit_library_call.
1937 2009-04-21 Richard Guenther <rguenther@suse.de>
1940 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1941 inside VIEW_CONVERT_EXPRs.
1943 2009-04-21 Martin Jambor <mjambor@suse.cz>
1945 * tree-switch-conversion.c (build_constructors): Split a long line.
1946 (constructor_contains_same_values_p): New function.
1947 (build_one_array): Create assigns of constants if possible, do not
1948 call mark_sym_for_renaming, call update_stmt.
1949 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1950 make_rename_temp. Do not call mark_symbols_for_renaming, call
1952 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1953 find_new_referenced_vars, call update_stmt.
1954 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1955 instead of calling make_rename_temp. Do not call
1956 find_new_referenced_vars or mark_symbols_for_renaming, call
1959 2009-04-21 Richard Guenther <rguenther@suse.de>
1961 PR tree-optimization/39827
1962 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1963 (tree_ssa_phiprop): Pass the correct array size.
1965 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1967 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1969 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1972 * c-typeck.c (lvalue_p): Move declaration ...
1973 * c-common.h (lvalue_p): ... to here.
1974 * c-common.c (candidate_equal_p): New.
1975 (add_tlist): Use it.
1976 (merge_tlist): Use it.
1977 (warn_for_collisions_1): Likewise.
1978 (warning_candidate_p): Accept more candidates.
1979 (verify_tree): A warning candidate can be an expression. Use
1982 2009-04-21 Ben Elliston <bje@au.ibm.com>
1985 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1986 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1987 options. Remove -mcall-solaris documentation.
1989 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1992 * doc/invoke.texi (-Wlong-long): Update description.
1993 * c-lex (interpret_integer): Only warn if there was no previous
1994 overflow and -Wlong-long is enabled.
1995 * c-decl.c (declspecs_add_type): Drop redundant flags.
1996 * c.opt (Wlong-long): Init to -1.
1997 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1998 and front-end warn_long_long. Wlong-long only depends on other
1999 flags if it is uninitialized.
2000 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2001 the same for CPP and FE.
2002 (restore_extension_diagnostics): Likewise.
2004 2009-04-20 Ian Lance Taylor <iant@google.com>
2006 Fix enum conversions which are invalid in C++:
2007 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2008 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2009 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2010 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2011 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2012 (dbxout_parms): Likewise.
2013 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2014 (df_clear_flags): Likewise.
2015 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2016 top_flag parameter to int.
2017 (df_chain_create_bb_process_use): Likewise.
2018 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2020 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2021 (df_ref_create_structure, df_def_record_1): Likewise.
2022 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2023 (df_notes_rescan): Change 0 to VOIDmode in function call.
2024 (df_get_call_refs, df_insn_refs_collect): Likewise.
2025 (df_bb_regs_collect): Likewise.
2026 (df_entry_block_defs_collect): Likewise.
2027 (df_exit_block_uses_collect): Likewise.
2028 * df.h: Update declarations.
2029 * double-int.c (double_int_divmod): Add cast to enum type.
2030 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2031 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2032 (based_loc_descr): Likewise.
2033 (loc_descriptor_from_tree_1): Change first_op and second_op to
2034 enum dwarf_location_atom. Add cast to enum type.
2035 * expmed.c (init_expmed): Change 0 to SET in function call.
2036 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2037 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2038 (do_store_flag): Likewise.
2039 * fixed-value.h (struct fixed_value): Change mode to enum
2041 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2042 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2044 (insert_insn_decl, insert_decl, insert_state): Likewise.
2045 (automata_list_finish): Likewise.
2046 * genrecog.c (process_define_predicate): Add cast to enum type.
2047 * gensupport.c (init_predicate_table): Add cast to enum type.
2048 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2050 (gimple_build_call_1, gimple_build_label): Likewise.
2051 (gimple_build_goto, gimple_build_asm_1): Likewise.
2052 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2053 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2054 (enum fallback): Rename from enum fallback_t.
2055 (fallback_t): Typedef as int.
2056 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2057 GSI_SAME_STMT in function call.
2058 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2060 (setup_reg_class_relations): Likewise.
2061 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2062 (setup_prohibited_class_mode_regs): Add cast to enum type.
2063 (setup_prohibited_mode_move_regs): Likewise.
2064 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2065 (record_address_regs): Change i to enum reg_class.
2066 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2067 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2068 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2069 (GET_MODE_2XWIDER_MODE): Likewise.
2070 (GET_CLASS_NARROWEST_MODE): Likewise.
2071 * omp-low.c (expand_omp_for): Add cast to enum type.
2072 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2073 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2074 * postreload.c (reload_cse_simplify_operands): Change rclass local
2076 * predict.c (combine_predictions_for_insn): Change best_predictor
2077 and predictor to enum br_predictor.
2078 (combine_predictions_for_bb): Likewise.
2079 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2080 use SET_PREDICT_EXPR_OUTCOME.
2081 * real.c (real_arithmetic): Change icode to code in function call.
2082 * reginfo.c (init_move_cost): Add casts to enum type.
2083 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2084 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2086 * reload.c (find_valid_class): Add casts to enum type.
2087 (push_reload): Change 0 to NO_REGS in function call.
2088 (find_reloads): Change this_alternative to array of enum
2089 reg_class. Remove some now-unnecessary casts.
2090 (make_memloc): Change 0 to VOIDmode in function call.
2091 * reload1.c (reload): Change 0 to VOIDmode in function call.
2092 (eliminate_regs_1, elimination_effects): Likewise.
2093 (eliminate_regs_in_insn): Likewise.
2094 (emit_input_reload_insns): Add cast to enum type.
2095 (delete_output_reload): Change 0 to VOIDmode in function call.
2096 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2097 to enum type in function call.
2098 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2099 (SET_PREDICT_EXPR_OUTCOME): Define.
2100 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2101 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2102 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2103 (dump_function): Likewise.
2104 * tree-dump.h: Update declarations.
2105 * tree-pass.h: Update declarations.
2106 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2107 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2109 (arm_rtx_costs_1): Correct parenthesization.
2110 (arm_rtx_costs): Add casts to enum type.
2111 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2112 (vfp_emit_fstmd): Use add_rg_note.
2113 (emit_multi_reg_push, emit_sfm): Likewise.
2114 (thumb_set_frame_pointer): Likewise.
2115 (arm_expand_prologue): Likewise.
2116 (arm_regno_class): Change return type to enum reg_class.
2117 (thumb1_expand_prologue): Use add_reg_note.
2118 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2119 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2121 * config/arm/gentune.sh: Add cast to enum type.
2122 * config/arm/arm-tune.md: Rebuild.
2123 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2124 (ix86_split_fp_branch, predict_jump): Likewise.
2125 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2126 insn_code to enum rtx_code.
2127 (ix86_builtin_vectorized_function): Add cast to enum type.
2128 * config/i386/i386.md (truncdfsf2): Change slot to enum
2130 (truncxf<mode>2, isinf<mode>2): Likewise.
2131 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2133 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2134 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2135 (insert_bundle_state): Change 1 to INSERT in function call.
2136 (ia64_add_bundle_selector_before): Likewise.
2137 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2138 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2139 (restore_stack_nonlocal): Likewise.
2140 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2142 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2144 (mips_rtx_costs): Likewise.
2145 (mips_override_options): Add casts to enum type.
2146 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2148 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2149 (store_reg, set_reg_plus_d): Likewise.
2150 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2151 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2153 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2155 (emit_unlikely_jump): Use add_reg_note.
2156 (rs6000_emit_allocate_stack): Likewise.
2157 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2158 (output_toc): Change 1 to INSERT in function call.
2159 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2160 (rs6000_initialize_trampoline): Likewise.
2161 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2163 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2164 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2165 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2166 (save_gprs): Use add_reg_note.
2167 (s390_emit_prologue): Likewise.
2168 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2169 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2170 (sparc_fold_builtin): Add cast to enum type.
2171 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2173 (spu_expand_prologue): Use add_reg_note.
2174 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2176 2009-04-20 Ian Lance Taylor <iant@google.com>
2178 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2179 (c_parser_postfix_expression_after_primary): Get VEC for list of
2180 arguments. Get original types of arguments. Call
2181 build_function_call_vec.
2182 (cached_expr_list_1, cached_expr_list_2): New static variables.
2183 (c_parser_expr_list): Change return type to VEC *. Add
2184 p_orig_types parameter. Change all callers.
2185 (c_parser_release_expr): New static function.
2186 (c_parser_vec_to_tree_list): New static function.
2187 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2188 call build_function_call_vec.
2189 (build_function_call_vec): New function, based on old
2190 build_function_call.
2191 (convert_arguments): Remove nargs and argarray parameters. Change
2192 values to a VEC. Add origtypes parameter.
2193 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2194 (convert_for_assignment): Add origtype parameter. Change all
2195 callers. If warn_cxx_compat, check for conversion to an enum
2196 type when calling a function.
2197 (store_init_value): Add origtype parameter. Change all callers.
2198 (digest_init): Likewise.
2199 (struct init_node): Add origtype field.
2200 (add_pending_init): Add origtype parameter. Change all callers.
2201 (output_init_element): Likewise.
2202 (output_pending_init_elements): Pass origtype from init_node to
2203 output_init_element.
2204 (process_init_element): Pass origtype from c_expr to
2205 output_init_element.
2206 (c_finish_return): Add origtype parameter. Change all callers.
2207 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2209 (sync_resolve_params): Likewise.
2210 (sync_resolve_return): Change params to first_param. Change caller.
2211 (resolve_overloaded_builtins): Change params to VEC *. Change
2212 callers. Save first parameter around call to build_function_call_vec.
2213 * c-decl.c (finish_decl): Add origtype parameter. Change all
2214 callers. Call build_function_call_vec rather than
2215 build_function_call for cleanup.
2216 * c-tree.h: Update declarations.
2217 * c-common.h: Update declarations.
2218 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2219 params to first_param.
2220 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2221 params parameter from tree to void *.
2222 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2223 Change arglist parameter to have type void *, and to be a pointer
2225 * config/rs6000/rs6000-protos.h
2226 (altivec_resolve_overloaded_builtin): Update declaration.
2227 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2228 fnargs parameter to have type void *, and to be a pointer to a
2229 VEC. Call build_function_call_vec instead of
2230 build_function_call.
2231 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2233 2009-04-20 Joey Ye <joey.ye@intel.com>
2234 Xuepeng Guo <xuepeng.guo@intel.com>
2235 H.J. Lu <hongjiu.lu@intel.com>
2237 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2239 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2240 (IX86_LEA_PRIORITY): Likewise.
2241 (distance_non_agu_define): New function.
2242 (distance_agu_use): Likewise.
2243 (ix86_lea_for_add_ok): Likewise.
2244 (ix86_dep_by_shift_count): Likewise.
2246 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2247 should split for LEA.
2249 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2251 (ix86_dep_by_shift_count): Likewise.
2253 2009-04-20 Richard Guenther <rguenther@suse.de>
2255 * expr.c (handled_component_p): Move ...
2256 * tree.h (handled_component_p): ... here.
2257 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2258 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2259 and REALPART_EXPR to be in one group.
2261 2009-04-20 Richard Guenther <rguenther@suse.de>
2263 * basic-block.h (get_all_dominated_blocks): Declare.
2264 * dominance.c (get_all_dominated_blocks): New function.
2265 * tree-cfg.c (get_all_dominated_blocks): Remove.
2266 (remove_edge_and_dominated_blocks): Adjust.
2267 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2268 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2269 instead of recursing.
2271 2009-04-20 Doug Kwan <dougkwan@google.com>
2273 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2274 (struct cgraph_node_set_def): New type.
2275 (cgraph_node_set) New type. Also declare vector functions.
2276 (struct cgraph_node_set_element_def): New type.
2277 (cgraph_node_set_element): Ditto.
2278 (cgraph_node_set_iterator): New iterator type.
2279 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2280 cgraph_node_set_remove, dump_cgraph_node_set,
2281 debug_cgraph_node_set): New prototypes.
2282 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2283 cgraph_node_set_size): New inlines.
2284 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2286 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2287 argument to function 'write_summary'.
2288 * ipa.c: Include ggc.h.
2289 (hash_cgraph_node_set_element,
2290 eq_cgraph_node_set_element, cgraph_node_set_new,
2291 cgraph_node_set_add, cgraph_node_set_remove,
2292 cgraph_node_set_find, dump_cgraph_node_set,
2293 debug_cgraph_node_set): New functions.
2294 * Makefile.in (ipa.o): Add dependency on GGC_H.
2296 2009-04-20 Ira Rosen <irar@il.ibm.com>
2298 PR tree-optimization/39675
2299 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2300 check of the return code of vect_schedule_slp. Check that
2301 stmt_vec_info still exists for the statement, before checking its
2304 2009-04-20 Michael Matz <matz@suse.de>
2306 * Makefile.in (generated_files): Take out $(simple_generated_c).
2308 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2310 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2311 (UINTPTR_TYPE): Likewise.
2313 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2316 * c-typeck.c (digest_init): Check for initializing an array with a
2319 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2322 * c-semantics.c (pop_stmt_list): Propagate
2323 STATEMENT_LIST_HAS_LABEL to parent statement list.
2325 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2327 * config/mips/mips.h (mips_tune_attr): New macro.
2328 * config/mips/mips.md (cpu): Use it.
2330 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2333 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2336 2009-04-19 Diego Novillo <dnovillo@google.com>
2338 * toplev.c (compile_file): Move call to coverage_finish ...
2339 * cgraphunit.c (ipa_passes): ... here.
2340 Call cgraph_process_new_functions.
2341 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2342 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2344 2009-04-19 Jan Hubicka <jh@suse.cz>
2346 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2348 (dump_cgraph_node): Dump can throw external flag.
2349 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2351 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2355 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2356 * common.opt (Wlogical-op): Move from here...
2357 * c.opt (Wlogical-op): ... to here.
2358 * c-typeck.c (parser_build_binary_op): Update call to
2359 warn_logical_operator.
2360 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2362 * c-common.c (warn_logical_op): Update.
2363 * c-common.h (warn_logical_op): Update declaration.
2365 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2367 * tree.c (protected_set_expr_location): Fix formatting.
2369 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2372 * c-typeck.c (readonly_warning): new.
2373 (build_unary_op, build_modify_expr): Use readonly_warning for
2374 storing into something readonly but not const-qualified.
2376 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2379 * c-typeck.c (build_unary_op): Check for taking address of
2380 expression of type void.
2382 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2385 * c-typeck.c (build_function_call): Check for calling a function
2386 with qualified void return types. Call require_complete_type when
2389 2009-04-18 Jan Hubicka <jh@suse.cz>
2391 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2393 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2394 can_throw_external flag.
2395 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2396 * ipa-pure-const.c (ignore_edge): New function.
2397 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2398 only over can_throw_external edges.
2399 (local_pure_const): Add nothrow flag.
2400 * ipa-utils.c (searchc): Add ignore_edge callback.
2401 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2402 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2403 (set_nothrow_function_flags): Update cgraph.
2404 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2406 2009-04-18 Richard Guenther <rguenther@suse.de>
2409 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2410 (fold_stmt): ... this and ...
2411 (fold_stmt_inplace): ... this.
2412 (fold_stmt_1): Fold references in calls and asms.
2413 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2415 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2417 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2418 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2420 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2422 * tree.c (function_args_count): Remove.
2423 * tree.h: Remove the prototype for function_args_count.
2425 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2427 * tree-iterator.c (expr_only): Remove.
2428 * tree.h: Remove the prototype for expr_only.
2430 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2432 * reginfo.c (cannot_change_mode_set_regs): Remove.
2433 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2435 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2437 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2438 whether operands 0 and 1 overlaps.
2440 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2443 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2444 pointer. Use warning_at instead of warning.
2445 (search_for_addr_array): Likewise.
2446 (check_array_bounds): Likewise.
2447 (check_all_array_refs): Check that the incoming edge is not in the
2448 list of edges to be removed.
2449 (check_all_array_refs): Avoid the temporal pointer.
2450 (vrp_visit_cond_stmt): Fix typo.
2451 (simplify_switch_using_ranges): Handle the case where the switch
2452 index is an integer constant.
2454 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2456 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2458 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2460 * doc/extend.texi, doc/invoke.texi: Fix typos.
2462 2009-04-17 Cary Coutant <ccoutant@google.com>
2464 * tree-flow-inline.h (get_lineno): Fix inverted test.
2466 2009-04-17 Diego Novillo <dnovillo@google.com>
2468 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2469 assertion for AVAIL_OUT.
2471 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2474 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2475 * config/sh/linux-atomic.asm: Likewise.
2477 2009-04-17 Diego Novillo <dnovillo@google.com>
2479 * except.c (debug_eh_tree): New.
2480 (struct eh_region, struct eh_status): Move ...
2481 * except.h: ... here.
2482 (add_type_for_runtime): Declare extern.
2483 (lookup_type_for_runtime): Likewise.
2484 (debug_eh_tree): Declare.
2485 * Makefile.in (GTFILES): List except.h before except.c
2487 2009-04-17 Diego Novillo <dnovillo@google.com>
2489 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2490 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2491 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2492 (find_vars_r): ... here.
2493 * tree-flow.h (find_referenced_vars_in): Declare.
2494 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2495 that AVAIL_OUT exists for BLOCK.
2496 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2497 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2498 (tree-parloops.o): Likewise.
2500 2009-04-17 Simon Baldwin <simonb@google.com>
2502 * toplev.c (default_tree_printer): Add handling for %E format.
2504 2009-04-17 Diego Novillo <dnovillo@google.com>
2506 * tree-pretty-print.c (dump_generic_node): Add break after
2507 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2508 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2509 FUNCTION_TYPE together. Call print_struct_decl when printing
2510 structures and TDF_SLIM is not given.
2511 (print_struct_decl): Fix logic for detecting recursion.
2513 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2516 * gcc.c (create_at_file): New.
2517 (compile_input_file_p): New.
2518 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2519 * main.c (main): Update call to toplev_main.
2520 * toplev.c (toplev_main): Change signature. Call expandargv.
2521 * toplev.h (toplev_main): Change signature.
2523 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2525 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2526 if the latter is not constant.
2528 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2530 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2532 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2534 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2535 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2537 2009-04-17 Richard Guenther <rguenther@suse.de>
2539 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2540 Handle component references view-converting an invariant address.
2542 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2544 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2545 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2546 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2547 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2548 Use @deftypevr rather than @deftypevar.
2550 2009-04-17 Richard Guenther <rguenther@suse.de>
2552 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2553 (get_prop_source_stmt): Likewise.
2554 (can_propagate_from): Likewise.
2556 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2558 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2559 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2560 (--with-multilib-list): Add default value.
2561 * configure: Regenerate.
2562 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2563 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2564 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2565 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2566 Don't add default cpu to multilib list unnecessarily, but do enable
2567 the relevant compiler option..
2568 Add support for --with-multilib-list=<blank> and
2569 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2570 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2571 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2572 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2574 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2575 (MULTILIB_OSDIRNAMES): New variable.
2576 * config/sh/t-1e: Delete file.
2577 * config/sh/t-mlib-sh1: Delete file.
2578 * config/sh/t-mlib-sh2: Delete file.
2579 * config/sh/t-mlib-sh2a: Delete file.
2580 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2581 * config/sh/t-mlib-sh2a-single: Delete file.
2582 * config/sh/t-mlib-sh2a-single-only: Delete file.
2583 * config/sh/t-mlib-sh2e: Delete file.
2584 * config/sh/t-mlib-sh3e: Delete file.
2585 * config/sh/t-mlib-sh4: Delete file.
2586 * config/sh/t-mlib-sh4-nofpu: Delete file.
2587 * config/sh/t-mlib-sh4-single: Delete file.
2588 * config/sh/t-mlib-sh4-single-only: Delete file.
2589 * config/sh/t-mlib-sh4a: Delete file.
2590 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2591 * config/sh/t-mlib-sh4a-single: Delete file.
2592 * config/sh/t-mlib-sh4a-single-only: Delete file.
2593 * config/sh/t-mlib-sh4al: Delete file.
2594 * config/sh/t-mlib-sh5-32media: Delete file.
2595 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2596 * config/sh/t-mlib-sh5-64media: Delete file.
2597 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2598 * config/sh/t-mlib-sh5-compact: Delete file.
2599 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2600 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2601 * doc/install.texi (Options specification): Add
2602 --with-multilib-list and --with-endian.
2604 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2606 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2608 (OBJS-common): Add plugin-version.o.
2609 (plugin-version.o): New.
2610 * gcc-plugin.h (plugin_gcc_version): New.
2611 (plugin_default_version_check): New.
2612 (plugin_init_func, plugin_init): Add version argument.
2613 * plugin-version.c: New.
2614 * plugin.c (str_plugin_gcc_version_name): New.
2615 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2616 pass it to the init function.
2617 (plugin_default_version_check): New.
2619 2009-04-17 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2622 for decl-vs-decl disambiguation.
2624 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2626 * config/s390/s390.h (s390_tune_attr): New macro definition.
2627 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2629 2009-04-17 Richard Guenther <rguenther@suse.de>
2631 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2632 (fold_stmt_r): Likewise.
2633 (maybe_fold_reference): New function.
2634 (fold_gimple_assign): Handle cases fold_stmt_r did.
2635 (fold_stmt): Do not use fold_stmt_r.
2636 (fold_stmt_inplace): Likewise.
2638 2009-04-17 Richard Guenther <rguenther@suse.de>
2640 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2641 (record_equivalences_from_stmt): Remove useless checks and
2643 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2644 the type is already suitable.
2646 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2648 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2650 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2652 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2653 (CMPtype): Define as __gcc_CMPtype.
2655 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2657 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2658 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2660 2009-04-17 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/39746
2663 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2664 special-casing for builtins and static variable use/def.
2665 (call_may_clobber_ref_p_1): Likewise.
2667 2009-04-16 Ian Lance Taylor <iant@google.com>
2669 * df.h: Include "timevar.h".
2670 (struct df_problem): Change tv_id field to timevar_id_t.
2671 * tree-pass.h: Include "timevar.h".
2672 (struct opt_pass): Change tv_id field to timevar_id_t.
2673 * timevar.h (timevar_id_t): Define TV_NONE.
2674 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2675 TV_NONE rather than tv_id != 0.
2676 (execute_one_pass): Likewise.
2677 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2678 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2679 dependencies to $(TREE_PASS_H).
2680 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2682 (pass_branch_target_load_optimize2): Likewise.
2683 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2684 (pass_outof_cfg_layout_mode): Likewise.
2685 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2686 (pass_rebuild_cgraph_edges): Likewise.
2687 (pass_remove_cgraph_callee_edges): Likewise.
2688 * df-core.c (pass_df_initialize_opt): Likewise.
2689 (pass_df_initialize_no_opt): Likewise.
2690 (pass_df_finish): Likewise.
2691 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2692 * except.c (pass_set_nothrow_function_flags): Likewise.
2693 (pass_convert_to_eh_region_ranges): Likewise.
2694 * final.c (pass_compute_alignments): Likewise.
2695 * function.c (pass_instantiate_virtual_regs): Likewise.
2696 (pass_init_function): Likewise.
2697 (pass_leaf_regs): Likewise.
2698 (pass_match_asm_constraints): Likewise.
2699 * gimple-low.c (pass_lower_cf): Likewise.
2700 (pass_mark_used_blocks): Likewise.
2701 * init-regs.c (pass_initialize_regs): Likewise.
2702 * integrate.c (pass_initial_value_sets): Likewise.
2703 * ira.c (pass_ira): Likewise.
2704 * jump.c (pass_cleanup_barriers): Likewise.
2705 * omp-low.c (pass_expand_omp): Likewise.
2706 (pass_lower_omp): Likewise.
2707 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2708 * recog.c (pass_split_all_insns): Likewise.
2709 (pass_split_after_reload): Likewise.
2710 (pass_split_before_regstack): Likewise.
2711 (pass_split_before_sched2): Likewise.
2712 (pass_split_for_shorten_branches): Likewise.
2713 * reginfo.c (pass_reginfo_init): Likewise.
2714 (pass_subregs_of_mode_init): Likewise.
2715 (pass_subregs_of_mode_finish): Likewise.
2716 * passes.c (pass_postreload): Likewise.
2717 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2718 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2719 (pass_warn_function_return): Likewise.
2720 (pass_warn_function_noreturn): Likewise.
2721 * tree-complex.c (pass_lower_complex): Likewise.
2722 (pass_lower_complex_O0): Likewise.
2723 * tree-if-conv.c (pass_if_conversion): Likewise.
2724 * tree-into-ssa.c (pass_build_ssa): Likewise.
2725 * tree-mudflap.c (pass_mudflap_1): Likewise.
2726 (pass_mudflap_2): Likewise.
2727 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2728 (pass_mudflap_2): Likewise.
2729 * tree-nrv.c (pass_return_slot): Likewise.
2730 * tree-object-size.c (pass_object_sizes): Likewise.
2731 * tree-optimize.c (pass_all_optimizations): Likewise.
2732 (pass_early_local_passes): Likewise.
2733 (pass_all_early_optimizations): Likewise.
2734 (pass_cleanup_cfg): Likewise.
2735 (pass_cleanup_cfg_post_optimizing): Likewise.
2736 (pass_free_datastructures): Likewise.
2737 (pass_free_cfg_annotations): Likewise.
2738 (pass_fixup_cfg): Likewise.
2739 (pass_init_datastructures): Likewise.
2740 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2741 (pass_late_warn_uninitialized): Likewise.
2742 (pass_update_address_taken): Likewise.
2743 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2744 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2745 (pass_cse_sincos): Likewise.
2746 (pass_convert_to_rsqrt): Likewise.
2747 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2748 * tree-stdarg.c (pass_stdarg): Likewise.
2749 * tree-tailcall.c (pass_tail_recursion): Likewise.
2750 (pass_tail_calls): Likewise.
2751 * tree-vect-generic.c (pass_lower_vector): Likewise.
2752 (pass_lower_vector_ssa): Likewise.
2753 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2755 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2757 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2759 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2761 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2762 logical and signext.
2764 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2767 * config/sh/predicates.md (arith_operand): Check if the operand
2768 of TRUNCATE is a REG.
2770 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2772 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2773 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2775 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2777 * tree-iterator.c (tsi_split_statement_list_after,
2778 tsi_split_statement_list_before): Remove.
2779 * tree-iterator.h: Remove the prototypes for
2780 tsi_split_statement_list_after and tsi_split_statement_list_before.
2782 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2784 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2785 * tree-ssa-propagate.h: Remove the prototype for
2786 stmt_makes_single_load.
2788 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2790 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2791 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2793 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2795 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2797 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2799 * except.c (eh_region_outer_p): Remove.
2800 * except.h: Remove the prototype for eh_region_outer_p.
2802 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2804 * function.c (current_function_assembler_name): Remove.
2805 * function.h: Remove the prototype for
2806 current_function_assembler_name.
2808 2009-04-16 Ian Lance Taylor <iant@google.com>
2810 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2811 (add_reg_note): Call alloc_reg_note.
2812 * rtl.h (alloc_reg_note): Declare.
2813 * combine.c (try_combine): Use alloc_reg_note.
2814 (recog_for_combine, move_deaths): Likewise.
2815 (distribute_notes): Use alloc_reg_note and add_reg_note.
2816 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2817 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2818 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2820 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2822 PR rtl-optimization/39762
2823 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2824 ira_may_move_out_cost): Add comments about way of their usage.
2825 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2827 * ira-conflicts.c (process_regs_for_copy): Use function
2828 ira_get_register_move_cost instead of global
2829 ira_register_move_cost.
2831 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2832 color_pass, move_spill_restore, update_curr_costs): Ditto.
2834 * ira-lives.c (process_single_reg_class_operands): Ditto.
2836 * ira-emit.c (emit_move_list): Ditto.
2838 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2839 (record_reg_classes): Ditto. Use functions
2840 ira_get_register_move_cost and ira_get_may_move_cost instead of
2841 global vars ira_register_move_cost, ira_may_move_out_cost and
2842 ira_may_move_in_cost.
2843 (record_address_regs): Don't call ira_init_register_move_cost.
2844 Use function ira_get_may_move_cost instead of global
2845 ira_may_move_in_cost.
2846 (process_bb_node_for_hard_reg_moves): Use function
2847 ira_get_register_move_cost instead of global ira_register_move_cost.
2848 (ira_costs): Don't call ira_init_register_move_cost.
2850 2009-04-16 Richard Guenther <rguenther@suse.de>
2852 * tree-cfg.c (verify_gimple_assign_binary):
2853 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2854 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2855 (create_general_new_stmt): Note that this function is broken.
2857 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2859 * common.opt (fhelp): Add Var(help_flag).
2860 * gcc-plugin.h (plugin_info): Add help.
2861 * plugin.c (plugin_name_args): Add help.
2862 (register_plugin_info): Set plugin->help.
2863 (print_help_one_plugin): New.
2864 (print_plugins_help): New.
2865 * plugin.h (print_plugins_help): New.
2866 * toplev.c (toplev_main): Call print_plugins_help if needed.
2868 2009-04-16 Richard Guenther <rguenther@suse.de>
2870 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2871 (gimple_ior_addresses_taken_1): New function.
2872 (gimple_ior_addresses_taken): Likewise.
2873 * gimple.h (struct gimple_statement_with_ops_base): Remove
2874 addresses_taken member.
2875 (gimple_ior_addresses_taken): Declare.
2876 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2877 gimple_set_addresses_taken): Remove.
2878 * ipa-reference.c (mark_address): New function.
2879 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2880 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2881 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2882 (gimple_add_to_addresses_taken): Remove.
2883 (get_tmr_operands): Call mark_address_taken.
2884 (get_asm_expr_operands): Likewise.
2885 (get_expr_operands): Likewise.
2886 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2887 (free_stmt_operands): Do not free it.
2888 * tree-ssa.c (delete_tree_ssa): Likewise.
2889 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2891 2009-04-16 Richard Guenther <rguenther@suse.de>
2893 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2894 (walk_stmt_load_store_ops): Likewise.
2895 * gimple.c (get_base_loadstore): New function.
2896 (walk_stmt_load_store_addr_ops): Likewise.
2897 (walk_stmt_load_store_ops): Likewise.
2898 * ipa-pure-const.c (check_op): Simplify.
2899 (check_load, check_store): New functions.
2900 (check_stmt): Use walk_stmt_load_store_ops.
2901 * ipa-reference.c (mark_load): Adjust signature.
2902 (mark_store): Likewise.
2903 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2905 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2907 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2909 * opts.c (common_handle_option): Don't call print_version.
2910 * plugin.c (plugin_name_args): Add version.
2911 (register_plugin_info): New.
2912 (register_callback): Handle PLUGIN_INFO.
2913 (try_init_one_plugin): New.
2914 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2916 (finalize_one_plugin): New.
2917 (finalize_plugins): New.
2918 (print_one_plugin): New.
2919 (print_plugins_versions): New.
2920 * plugin.h (print_plugins_versions): New.
2921 (finalize_plugins): New.
2922 * toplev.c (compile_file): Don't call initialize_plugins.
2923 (print_version): Call print_plugins_versions.
2924 (toplev_main): Call initialize_plugins. Print version if needed.
2925 Call finalize_plugins.
2927 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2929 * common.opt (fversion): New.
2930 * gcc.c (print_version): New.
2931 (process_command): Don't print the version. Just set print_version.
2932 (main): Print version. Call subprocesses if print_version and
2933 verbose_flag are set.
2934 * opts.c (common_handle_option): Handle OPT_fversion.
2936 2009-04-16 Richard Guenther <rguenther@suse.de>
2937 Ira Rosen <irar@il.ibm.com>
2939 PR tree-optimization/39698
2940 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2941 type of the reduction variable. Only generate the def if
2944 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2945 make sure to first convert to an integer of the same precision.
2946 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2947 the type of the evolution correctly in computing the new
2948 induction variable base.
2950 2009-04-16 Richard Guenther <rguenther@suse.de>
2953 * tree-cfg.c (make_blocks): Split statements with to-be
2954 abnormal SSA names on the lhs.
2956 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2958 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2959 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2960 * c-typeck.c (really_start_incremental_init): Likewise.
2961 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2962 (TARGET_INITIALIZER): Remove it.
2963 * target.h (struct target): Remove vector_opaque_p.
2964 * tree.c (build_opaque_vector_type): New.
2965 * tree.h (TYPE_VECTOR_OPAQUE): New.
2966 (build_opaque_vector_type): Declare.
2967 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2968 * config/rs6000/rs6000.c (build_opaque_vector_type,
2969 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2970 (rs6000_init_builtins): Use build_opaque_vector_type for
2971 opaque_V4SI_type_node.
2973 2009-04-15 Catherine Moore <clm@codesourcery.com>
2975 * debug.h (set_name): Declare.
2976 * dwarf2out.c (dwarf2out_set_name): Declare.
2977 (dwarf2_debug_hooks): Add set_name.
2978 (find_AT_string): New.
2979 (add_AT_string): Call find_AT_string.
2980 (dwarf2out_set_name): New.
2981 * cp/decl.c (grokdeclarator): Call set_name.
2982 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2983 * debug.c (do_nothing_debug_hooks): Likewise.
2984 * dbxout.c (dbx_debug_hooks): Likewise.
2985 * sdbout.c (sdb_debug_hooks): Likewise.
2987 2009-04-15 Michael Eager <eager@eagercon.com>
2989 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2990 reg for single-precision FPU.
2991 * config/rs6000/rs6000.md (movsi_internal1): Only for
2993 (movsi_internal1_single): New. Add pattern to move SI values to/from
2994 single-precision FP regs.
2996 2009-04-15 Richard Guenther <rguenther@suse.de>
2998 * omp-low.c (lower_rec_input_clauses): Build correct address
3000 (expand_omp_for_generic): Fix multiplication type.
3001 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3002 (generate_memset_zero): Fix types.
3003 * tree-profile.c (prepare_instrumented_value): Correctly
3006 2009-04-15 Ian Lance Taylor <iant@google.com>
3008 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3009 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3010 for -Wall and for -Wc++-compat.
3011 (c_common_post_options): For C++, set warn_enum_compare if not
3013 * c-tree.h (struct c_expr): Add field original_type.
3014 (build_external_ref): Update declaration.
3015 * c-parser.c (c_parser_braced_init): Set original_type.
3016 (c_parser_initelt): Likewise.
3017 (c_parser_expr_no_commas): Likewise.
3018 (c_parser_conditional_expression): Likewise.
3019 (c_parser_cast_expression): Likewise.
3020 (c_parser_unary_expression): Likewise. Pull setting of
3021 original_code to top of function.
3022 (c_parser_sizeof_expression): Set original_type.
3023 (c_parser_alignof_expression): Likewise.
3024 (c_parser_postfix_expression): Likewise. Pull setting of
3025 original_code to top of function.
3026 (c_parser_postfix_expression_after_paren_type): Set original_type.
3027 (c_parser_postfix_expression_after_primary): Likewise.
3028 (c_parser_expression): Likewise.
3029 * c-typeck.c (build_external_ref): Add type parameter. Change all
3031 (c_expr_sizeof_expr): Set original_type field.
3032 (parser_build_unary_op): Likewise.
3033 (parser_build_binary_op): Likewise. Optionally warn about
3034 comparisons of enums of different types.
3035 (digest_init): Set original_type field.
3036 (really_start_incremental_init): Likewise.
3037 (push_init_level, pop_init_level): Likewise.
3038 * doc/invoke.texi (Warning Options): -Wenum-compare now
3041 2009-04-15 Richard Guenther <rguenther@suse.de>
3043 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3044 out a necessary conversion.
3045 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3046 names we didn't value number.
3047 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3049 2009-04-15 Richard Guenther <rguenther@suse.de>
3051 PR tree-optimization/39764
3052 * tree-ssa-ccp.c (get_value): Canonicalize value with
3053 canonicalize_float_value.
3055 2009-04-15 Jan Hubicka <jh@suse.cz>
3057 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3058 Wrong version of patch.
3060 2009-04-15 Jan Hubicka <jh@suse.cz>
3062 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3064 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3066 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3067 our distinct integral and vector types.
3069 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3071 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3072 * init.c (build_vtbl_address): Remove call to assemble_external.
3074 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3076 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3077 output for other floating point modes.
3079 2009-04-14 Diego Novillo <dnovillo@google.com>
3081 * diagnostic.c (diagnostic_report_diagnostic): Do not
3082 warn about loaded plugins for DK_ERROR and DK_WARNING.
3083 * c-decl.c (declspecs_add_type): Move call to
3084 invoke_plugin_callbacks ...
3085 * c-parser.c (c_parser_declspecs): ... here.
3086 * plugin.c (dump_active_plugins): Tidy output.
3088 2009-04-14 Diego Novillo <dnovillo@google.com>
3089 Le-Chun Wu <lcwu@google.com>
3091 * configure.ac: Add --enable-plugin support.
3092 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3093 * Makefile.in (PLUGIN_H): Define.
3094 Export ENABLE_PLUGIN and GMPINC to site.exp.
3095 Add PLUGINLIBS to link command.
3096 Add/modify dependencies for plugin.o and files including plugin.h.
3098 * config.in: Regenerate.
3100 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3103 2009-04-14 Le-Chun Wu <lcwu@google.com>
3105 * tree-pass.h (register_one_dump_file): Add a prototype for
3106 register_one_dump_file.
3107 * toplev.c (compile_file): Call initialize_plugins.
3108 (do_compile): Call invoke_plugin_callbacks.
3109 (toplev_main): Call invoke_plugin_callbacks.
3110 * common.opt: Add -fplugin= and -fplugin-arg-.
3111 * gcc-plugin.h: New public header file for plugins to include.
3112 * plugin.c: New source file.
3113 * plugin.h: New internal header file.
3114 * passes.c (register_one_dump_file): Make it external.
3116 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3118 2009-04-14 Diego Novillo <dnovillo@google.com>
3120 * doc/plugins.texi: New.
3121 * doc/gccint.texi: Add reference to Plugins chapter.
3122 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3123 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3124 loaded plugins, if any.
3125 * timevar.def (TV_PLUGIN_INIT): Define.
3126 (TV_PLUGIN_RUN): Define.
3127 * plugin.c: Include timevar.h
3128 (plugins_active_p): New.
3129 (dump_active_plugins): New.
3130 (debug_active_plugins): New.
3132 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3134 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3136 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3138 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3140 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3141 the same as a minus without a shift.
3143 2009-04-14 Nick Clifton <nickc@redhat.com>
3145 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3146 comparisons with small integers will always produce a short
3149 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3152 2008-12-19 Diego Novillo <dnovillo@google.com>
3154 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3156 2009-04-14 Richard Guenther <rguenther@suse.de>
3158 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3160 (verify_gimple_assign_binary): Likewise. Handle shifts and
3162 (verify_gimple_phi): Print the mismatched argument position.
3163 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3165 (vect_update_init_of_dr): Likewise.
3166 * matrix-reorg.c (transform_access_sites): Do what the
3168 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3170 2009-04-13 Michael Eager <eager@eagercon.com>
3172 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3173 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3174 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3175 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3176 remove duplicate config
3178 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3180 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3181 file_name:line_number type locator of the call site.
3183 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3185 * genautomata.c: Put blank after comma.
3186 (automaton_decls): New.
3187 (struct unit_usage): Add comments to member next.
3188 (store_alt_unit_usage): Keep the list ordered.
3189 (unit_present_on_list_p, equal_alternatives_p): New.
3190 (check_regexp_units_distribution): Check units distribution
3191 correctness correctly.
3192 (main): Don't write automata if error is found. Return correct
3195 * config/m68k/cf.md (cfv4_ds): Remove.
3196 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3197 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3199 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3200 power4-load-ext, power4-store, power4-store-update,
3201 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3202 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3203 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3204 power4-sqrt, power4-isync): Modify reservation to make correct
3205 unit distribution to automata.
3207 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3208 power5-store-update, power5-two, power5-three, power5-lmul,
3209 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3211 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3213 * except.c (pass_set_nothrow_function_flags): Set name and add
3215 (set_nothrow_function_flags): Mention in the dump file when
3216 changing a function to nothrow.
3218 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3221 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3222 instead of unsigned long.
3224 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3226 * config/arm/arm.c (return_used_this_function): Remove.
3227 (arm_output_function_prologue): Remove use of
3228 return_used_this_function.
3229 (output_return_instruction): Replace use of
3230 return_used_this_function
3231 by cfun->machine->return_used_this_function.
3232 (arm_output_epilogue): Likewise.
3233 (arm_output_function_epilogue): Likewise.
3234 (thumb_unexpanded_epilogue): Likewise.
3235 * config/arm/arm.h (struct machine_function):
3236 New member return_used_this_function.
3238 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3240 * doc/install.texi: Correct description of default directory for
3241 --with-gxx-include-dir.
3243 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3245 * fold-const.c (build_range_check): Properly deal with enumeral and
3248 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3250 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3251 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3252 * params.h (MAX_GCSE_PASSES): Remove.
3253 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3254 in sequence. Remove ability to run multiple passes.
3255 (bypass_jumps): Report run as third CPROP pass.
3257 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3260 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3261 when deciding whether the whole SEQUENCE can throw.
3263 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3266 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3267 offseted label references.
3269 2009-04-11 Jan Hubicka <jh@suse.cz>
3271 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3273 2009-04-11 Richard Guenther <rguenther@suse.de>
3276 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3277 return variables as TREE_ADDRESSABLE.
3279 2009-04-11 Richard Guenther <rguenther@suse.de>
3281 PR tree-optimization/39713
3282 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3283 reference trees have SSA_NAME operands.
3285 2009-04-11 Richard Guenther <rguenther@suse.de>
3288 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3289 address expressions.
3291 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3293 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3294 match changes in Cygwin 1.7
3295 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3296 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3298 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3300 PR tree-optimization/39701
3301 * doc/invoke.texi (Optimization Options): Document change in
3302 meaning and initialization of -fdelete-null-pointer-checks.
3304 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3307 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3309 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3312 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3314 2009-04-10 Chao-ying Fu <fu@mips.com>
3316 * doc/tm.texi (Instruction Output): Document
3317 TARGET_ASM_FINAL_POSTSCAN_INSN.
3318 * target.h (final_postscan_insn): New field in asm_out.
3319 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3320 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3321 * final.c (final_scan_insn): Call
3322 targetm.asm_out.final_postscan_insn after outputting
3323 an asm macro and a normal instruction.
3325 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3326 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3327 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3328 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3329 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3331 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3334 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3335 variables as non-NULL even with -fdelete-null-pointer-checks.
3337 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3339 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3341 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3344 * config/i386/i386.c (classify_argument): Handle SCmode with
3345 (bit_offset % 64) != 0.
3347 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3349 * doc/invoke.texi (Optimize Options): Add cross-reference to
3350 -Q --help=optimizers examples.
3352 2009-04-10 Ben Elliston <bje@au.ibm.com>
3355 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3356 regalign for the reg == fpr and TDmode case.
3358 2009-04-09 David Ayers <ayers@fsfe.org>
3361 * objc/objc-act.c (warn_with_method): Remove helper function.
3362 (check_duplicates): Call warning and inform directly.
3363 (really_start_method): Likewise.
3365 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3367 * expmed.c (expand_divmod): Always use a comparison for a division
3368 by a large unsigned integer.
3370 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3371 for things others than variables or functions as nonzero.
3373 2009-04-09 Nick Clifton <nickc@redhat.com>
3375 * unwind-compat.c: Change copyright header to refer to version
3376 3 of the GNU General Public License with version 3.1 of the
3377 GCC Runtime Library Exception and to point readers at the
3378 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3379 * config/alpha/crtfastmath.c: Likewise.
3380 * config/alpha/linux-unwind.h: Likewise.
3381 * config/alpha/qrnnd.asm: Likewise.
3382 * config/alpha/vms-crt0-64.c: Likewise.
3383 * config/alpha/vms-crt0.c: Likewise.
3384 * config/alpha/vms-dwarf2.asm: Likewise.
3385 * config/alpha/vms-dwarf2eh.asm: Likewise.
3386 * config/alpha/vms-psxcrt0-64.c: Likewise.
3387 * config/alpha/vms-psxcrt0.c: Likewise.
3388 * config/alpha/vms_tramp.asm: Likewise.
3389 * config/arc/initfini.c: Likewise.
3390 * config/arc/lib1funcs.asm: Likewise.
3391 * config/arm/bpabi-v6m.S: Likewise.
3392 * config/arm/bpabi.S: Likewise.
3393 * config/arm/bpabi.c: Likewise.
3394 * config/arm/crti.asm: Likewise.
3395 * config/arm/crtn.asm: Likewise.
3396 * config/arm/ieee754-df.S: Likewise.
3397 * config/arm/ieee754-sf.S: Likewise.
3398 * config/arm/lib1funcs.asm: Likewise.
3399 * config/arm/libunwind.S: Likewise.
3400 * config/arm/linux-atomic.c: Likewise.
3401 * config/arm/mmintrin.h: Likewise.
3402 * config/arm/pr-support.c: Likewise.
3403 * config/arm/unaligned-funcs.c: Likewise.
3404 * config/arm/unwind-arm.c: Likewise.
3405 * config/arm/unwind-arm.h: Likewise.
3406 * config/avr/libgcc.S: Likewise.
3407 * config/bfin/crti.s: Likewise.
3408 * config/bfin/crtlibid.s: Likewise.
3409 * config/bfin/crtn.s: Likewise.
3410 * config/bfin/lib1funcs.asm: Likewise.
3411 * config/bfin/linux-unwind.h: Likewise.
3412 * config/cris/arit.c: Likewise.
3413 * config/cris/cris_abi_symbol.c: Likewise.
3414 * config/darwin-64.c: Likewise.
3415 * config/darwin-crt2.c: Likewise.
3416 * config/darwin-crt3.c: Likewise.
3417 * config/darwin.h: Likewise.
3418 * config/dbxelf.h: Likewise.
3419 * config/dfp-bit.c: Likewise.
3420 * config/dfp-bit.h: Likewise.
3421 * config/elfos.h: Likewise.
3422 * config/fixed-bit.c: Likewise.
3423 * config/fixed-bit.h: Likewise.
3424 * config/fp-bit.c: Likewise.
3425 * config/fp-bit.h: Likewise.
3426 * config/fr30/crti.asm: Likewise.
3427 * config/fr30/crtn.asm: Likewise.
3428 * config/fr30/lib1funcs.asm: Likewise.
3429 * config/freebsd-spec.h: Likewise.
3430 * config/frv/cmovd.c: Likewise.
3431 * config/frv/cmovh.c: Likewise.
3432 * config/frv/cmovw.c: Likewise.
3433 * config/frv/frvbegin.c: Likewise.
3434 * config/frv/frvend.c: Likewise.
3435 * config/frv/lib1funcs.asm: Likewise.
3436 * config/glibc-stdint.h: Likewise.
3437 * config/h8300/clzhi2.c: Likewise.
3438 * config/h8300/crti.asm: Likewise.
3439 * config/h8300/crtn.asm: Likewise.
3440 * config/h8300/ctzhi2.c: Likewise.
3441 * config/h8300/fixunssfsi.c: Likewise.
3442 * config/h8300/lib1funcs.asm: Likewise.
3443 * config/h8300/parityhi2.c: Likewise.
3444 * config/h8300/popcounthi2.c: Likewise.
3445 * config/i386/ammintrin.h: Likewise.
3446 * config/i386/att.h: Likewise.
3447 * config/i386/avxintrin.h: Likewise.
3448 * config/i386/biarch64.h: Likewise.
3449 * config/i386/bmmintrin.h: Likewise.
3450 * config/i386/cpuid.h: Likewise.
3451 * config/i386/cross-stdarg.h: Likewise.
3452 * config/i386/crtfastmath.c: Likewise.
3453 * config/i386/crtprec.c: Likewise.
3454 * config/i386/cygming-crtbegin.c: Likewise.
3455 * config/i386/cygming-crtend.c: Likewise.
3456 * config/i386/cygwin.asm: Likewise.
3457 * config/i386/emmintrin.h: Likewise.
3458 * config/i386/gmm_malloc.h: Likewise.
3459 * config/i386/gthr-win32.c: Likewise.
3460 * config/i386/i386.h: Likewise.
3461 * config/i386/immintrin.h: Likewise.
3462 * config/i386/linux-unwind.h: Likewise.
3463 * config/i386/linux64.h: Likewise.
3464 * config/i386/mm3dnow.h: Likewise.
3465 * config/i386/mmintrin-common.h: Likewise.
3466 * config/i386/mmintrin.h: Likewise.
3467 * config/i386/nmmintrin.h: Likewise.
3468 * config/i386/pmm_malloc.h: Likewise.
3469 * config/i386/pmmintrin.h: Likewise.
3470 * config/i386/smmintrin.h: Likewise.
3471 * config/i386/sol2-c1.asm: Likewise.
3472 * config/i386/sol2-ci.asm: Likewise.
3473 * config/i386/sol2-cn.asm: Likewise.
3474 * config/i386/sol2-gc1.asm: Likewise.
3475 * config/i386/tmmintrin.h: Likewise.
3476 * config/i386/unix.h: Likewise.
3477 * config/i386/w32-unwind.h: Likewise.
3478 * config/i386/wmmintrin.h: Likewise.
3479 * config/i386/x86-64.h: Likewise.
3480 * config/i386/x86intrin.h: Likewise.
3481 * config/i386/xmmintrin.h: Likewise.
3482 * config/ia64/crtbegin.asm: Likewise.
3483 * config/ia64/crtend.asm: Likewise.
3484 * config/ia64/crtfastmath.c: Likewise.
3485 * config/ia64/crti.asm: Likewise.
3486 * config/ia64/crtn.asm: Likewise.
3487 * config/ia64/fde-glibc.c: Likewise.
3488 * config/ia64/lib1funcs.asm: Likewise.
3489 * config/ia64/linux-unwind.h: Likewise.
3490 * config/ia64/quadlib.c: Likewise.
3491 * config/ia64/unwind-ia64.c: Likewise.
3492 * config/linux.h: Likewise.
3493 * config/m32c/m32c-lib1.S: Likewise.
3494 * config/m32c/m32c-lib2-trapv.c: Likewise.
3495 * config/m32c/m32c-lib2.c: Likewise.
3496 * config/m32r/initfini.c: Likewise.
3497 * config/m68hc11/larith.asm: Likewise.
3498 * config/m68hc11/m68hc11-crt0.S: Likewise.
3499 * config/m68k/cf.md: Likewise.
3500 * config/m68k/crti.s: Likewise.
3501 * config/m68k/crtn.s: Likewise.
3502 * config/m68k/lb1sf68.asm: Likewise.
3503 * config/m68k/linux-unwind.h: Likewise.
3504 * config/mcore/crti.asm: Likewise.
3505 * config/mcore/crtn.asm: Likewise.
3506 * config/mcore/lib1.asm: Likewise.
3507 * config/mips/linux-unwind.h: Likewise.
3508 * config/mips/loongson.h: Likewise.
3509 * config/mips/mips16.S: Likewise.
3510 * config/mmix/crti.asm: Likewise.
3511 * config/mmix/crtn.asm: Likewise.
3512 * config/pa/fptr.c: Likewise.
3513 * config/pa/hpux-unwind.h: Likewise.
3514 * config/pa/lib2funcs.asm: Likewise.
3515 * config/pa/linux-atomic.c: Likewise.
3516 * config/pa/linux-unwind.h: Likewise.
3517 * config/pa/milli64.S: Likewise.
3518 * config/pa/quadlib.c: Likewise.
3519 * config/pa/stublib.c: Likewise.
3520 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3521 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3522 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3523 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3524 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3525 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3526 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3527 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3528 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3529 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3530 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3531 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3532 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3533 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3534 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3535 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3536 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3537 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3538 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3539 * config/rs6000/750cl.h: Likewise.
3540 * config/rs6000/altivec.h: Likewise.
3541 * config/rs6000/biarch64.h: Likewise.
3542 * config/rs6000/crtresfpr.asm: Likewise.
3543 * config/rs6000/crtresgpr.asm: Likewise.
3544 * config/rs6000/crtresxfpr.asm: Likewise.
3545 * config/rs6000/crtresxgpr.asm: Likewise.
3546 * config/rs6000/crtsavfpr.asm: Likewise.
3547 * config/rs6000/crtsavgpr.asm: Likewise.
3548 * config/rs6000/darwin-asm.h: Likewise.
3549 * config/rs6000/darwin-fallback.c: Likewise.
3550 * config/rs6000/darwin-fpsave.asm: Likewise.
3551 * config/rs6000/darwin-ldouble.c: Likewise.
3552 * config/rs6000/darwin-tramp.asm: Likewise.
3553 * config/rs6000/darwin-unwind.h: Likewise.
3554 * config/rs6000/darwin-vecsave.asm: Likewise.
3555 * config/rs6000/darwin-world.asm: Likewise.
3556 * config/rs6000/e500crtres32gpr.asm: Likewise.
3557 * config/rs6000/e500crtres64gpr.asm: Likewise.
3558 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3559 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3560 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3561 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3562 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3563 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3564 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3565 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3566 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3567 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3568 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3569 * config/rs6000/eabi-ci.asm: Likewise.
3570 * config/rs6000/eabi-cn.asm: Likewise.
3571 * config/rs6000/eabi.asm: Likewise.
3572 * config/rs6000/linux-unwind.h: Likewise.
3573 * config/rs6000/linux64.h: Likewise.
3574 * config/rs6000/paired.h: Likewise.
3575 * config/rs6000/paired.md: Likewise.
3576 * config/rs6000/ppc64-fp.c: Likewise.
3577 * config/rs6000/ppu_intrinsics.h: Likewise.
3578 * config/rs6000/rs6000.h: Likewise.
3579 * config/rs6000/si2vmx.h: Likewise.
3580 * config/rs6000/sol-ci.asm: Likewise.
3581 * config/rs6000/sol-cn.asm: Likewise.
3582 * config/rs6000/spe.h: Likewise.
3583 * config/rs6000/spu2vmx.h: Likewise.
3584 * config/rs6000/sysv4.h: Likewise.
3585 * config/rs6000/tramp.asm: Likewise.
3586 * config/rs6000/vec_types.h: Likewise.
3587 * config/s390/linux-unwind.h: Likewise.
3588 * config/s390/tpf-unwind.h: Likewise.
3589 * config/score/crti.asm: Likewise.
3590 * config/score/crtn.asm: Likewise.
3591 * config/sh/crt1.asm: Likewise.
3592 * config/sh/crti.asm: Likewise.
3593 * config/sh/crtn.asm: Likewise.
3594 * config/sh/divtab-sh4-300.c: Likewise.
3595 * config/sh/divtab-sh4.c: Likewise.
3596 * config/sh/divtab.c: Likewise.
3597 * config/sh/lib1funcs-4-300.asm: Likewise.
3598 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3599 * config/sh/lib1funcs.asm: Likewise.
3600 * config/sh/lib1funcs.h: Likewise.
3601 * config/sh/linux-atomic.asm: Likewise.
3602 * config/sh/linux-unwind.h: Likewise.
3603 * config/sh/shmedia.h: Likewise.
3604 * config/sh/sshmedia.h: Likewise.
3605 * config/sh/ushmedia.h: Likewise.
3606 * config/sparc/crtfastmath.c: Likewise.
3607 * config/sparc/linux-unwind.h: Likewise.
3608 * config/sparc/sol2-c1.asm: Likewise.
3609 * config/sparc/sol2-ci.asm: Likewise.
3610 * config/sparc/sol2-cn.asm: Likewise.
3611 * config/spu/divmodti4.c: Likewise.
3612 * config/spu/divv2df3.c: Likewise.
3613 * config/spu/float_disf.c: Likewise.
3614 * config/spu/float_unsdidf.c: Likewise.
3615 * config/spu/float_unsdisf.c: Likewise.
3616 * config/spu/float_unssidf.c: Likewise.
3617 * config/spu/mfc_multi_tag_release.c: Likewise.
3618 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3619 * config/spu/mfc_tag_release.c: Likewise.
3620 * config/spu/mfc_tag_reserve.c: Likewise.
3621 * config/spu/mfc_tag_table.c: Likewise.
3622 * config/spu/multi3.c: Likewise.
3623 * config/spu/spu_internals.h: Likewise.
3624 * config/spu/spu_intrinsics.h: Likewise.
3625 * config/spu/spu_mfcio.h: Likewise.
3626 * config/spu/vec_types.h: Likewise.
3627 * config/spu/vmx2spu.h: Likewise.
3628 * config/stormy16/stormy16-lib2.c: Likewise.
3629 * config/svr4.h: Likewise.
3630 * config/sync.c: Likewise.
3631 * config/v850/lib1funcs.asm: Likewise.
3632 * config/vxlib-tls.c: Likewise.
3633 * config/vxlib.c: Likewise.
3634 * config/vxworks-dummy.h: Likewise.
3635 * config/xtensa/crti.asm: Likewise.
3636 * config/xtensa/crtn.asm: Likewise.
3637 * config/xtensa/ieee754-df.S: Likewise.
3638 * config/xtensa/ieee754-sf.S: Likewise.
3639 * config/xtensa/lib1funcs.asm: Likewise.
3640 * config/xtensa/lib2funcs.S: Likewise.
3641 * config/xtensa/linux-unwind.h: Likewise.
3642 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3643 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3644 * coretypes.h: Likewise.
3645 * crtstuff.c: Likewise.
3646 * defaults.h: Likewise.
3647 * dwarf2.h: Likewise.
3648 * emutls.c: Likewise.
3649 * gbl-ctors.h: Likewise.
3650 * gcov-io.h: Likewise.
3651 * ginclude/float.h: Likewise.
3652 * ginclude/iso646.h: Likewise.
3653 * ginclude/stdarg.h: Likewise.
3654 * ginclude/stdbool.h: Likewise.
3655 * ginclude/stddef.h: Likewise.
3656 * ginclude/stdfix.h: Likewise.
3657 * ginclude/stdint-gcc.h: Likewise.
3658 * ginclude/tgmath.h: Likewise.
3659 * gthr-aix.h: Likewise.
3660 * gthr-dce.h: Likewise.
3661 * gthr-gnat.c: Likewise.
3662 * gthr-gnat.h: Likewise.
3663 * gthr-lynx.h: Likewise.
3664 * gthr-mipssde.h: Likewise.
3665 * gthr-nks.h: Likewise.
3666 * gthr-posix.c: Likewise.
3667 * gthr-posix.h: Likewise.
3668 * gthr-posix95.h: Likewise.
3669 * gthr-rtems.h: Likewise.
3670 * gthr-single.h: Likewise.
3671 * gthr-solaris.h: Likewise.
3672 * gthr-tpf.h: Likewise.
3673 * gthr-vxworks.h: Likewise.
3674 * gthr-win32.h: Likewise.
3676 * libgcc2.c: Likewise.
3677 * libgcc2.h: Likewise.
3678 * libgcov.c: Likewise.
3679 * tsystem.h: Likewise.
3680 * typeclass.h: Likewise.
3681 * unwind-c.c: Likewise.
3682 * unwind-compat.h: Likewise.
3683 * unwind-dw2-fde-compat.c: Likewise.
3684 * unwind-dw2-fde-darwin.c: Likewise.
3685 * unwind-dw2-fde-glibc.c: Likewise.
3686 * unwind-dw2-fde.c: Likewise.
3687 * unwind-dw2-fde.h: Likewise.
3688 * unwind-dw2.c: Likewise.
3689 * unwind-dw2.h: Likewise.
3690 * unwind-generic.h: Likewise.
3691 * unwind-pe.h: Likewise.
3692 * unwind-sjlj.c: Likewise.
3693 * unwind.inc: Likewise.
3694 * config/arm/neon-gen.ml: Change generated copyright header to
3695 refer to version 3 of the GNU General Public License with
3696 version 3.1 of the GCC Runtime Library Exception and to point
3697 readers at the COPYING3 and COPYING3.RUNTIME files and the
3698 FSF's license web page.
3699 * config/arm/arm_neon.h: Regenerate.
3701 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3703 * config/cris/cris.md: Change copyright header to refer to version
3704 3 of the GNU General Public License.
3705 * doc/install.texi2html: Change copyright header to refer to version
3706 3 of the GNU General Public License and to point readers at the
3707 COPYING3 file and the FSF's license web page.
3708 * config/vax/linux.h: Likewise.
3710 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3712 * config/i386/i386.md (cmpcc): New.
3713 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3714 (sync_compare_and_swap_cc*): Delete.
3716 * config/s390/s390.c (s390_compare_emitted): Remove.
3717 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3718 s390_compare_emitted used to be handled. Assert that modes match.
3719 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3720 refer to sync_compare_and_swap_ccsi.
3721 * config/s390/s390.h (s390_compare_emitted): Remove.
3722 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3723 instead of s390_compare_emitted.
3724 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3725 instead of s390_compare_emitted.
3726 * config/s390/s390.md (cmpcc): New.
3727 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3728 CC_REGNUM, do not pretend it's set.
3729 (sync_compare_and_swap_cc*): Delete.
3730 * config/s390/predicates.md (cc_reg_operand): New.
3732 * expr.c (sync_compare_and_swap_cc): Delete.
3733 * optabs.h (sync_compare_and_swap_cc): Delete.
3734 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3735 is being used with can_compare_p.
3736 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3738 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3739 look for a MODE_CC set instead. Use emit_store_flag.
3740 (expand_compare_and_swap_loop): Likewise, with some additional
3741 complication to avoid a force_reg when useless. Use
3742 emit_cmp_and_jump_insns.
3743 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3744 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3745 sync_compare_and_swap documentation.
3747 2009-04-09 Jan Hubicka <jh@suse.cz>
3749 * except.c (find_prev_try): Break out from ....
3750 (duplicate_eh_regions): ... here; properly update prev_try pointers
3751 when duplication part of tree.
3752 (dump_eh_tree): Improve dumping.
3753 (verify_eh_region): New.
3754 (verify_eh_tree): Use it.
3756 2009-04-06 Richard Guenther <rguenther@suse.de>
3758 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3759 &ARRAY addresses by adjusting their types and prepending
3761 * tree-cfg.c (verify_gimple_assign_single): Verify that
3762 addresses are correct.
3764 2009-04-09 Richard Guenther <rguenther@suse.de>
3766 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3767 indices into an array reference if possible.
3768 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3769 Fold POINTER_PLUS_EXPR statements with invariant address.
3771 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3774 * config.gcc (powerpc64-*-linux*): Always build biarch.
3776 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3779 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3780 it and pedwarn if this results in an INTEGER_CST.
3782 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3784 * doc/install.texi: Update minimum GMP version. Remove obsolete
3785 text in MPFR section.
3787 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3789 * dwarf2out.c (class_scope_p): New static inline.
3790 (class_or_namespace_scope_p): Use it.
3791 (gen_variable_die): Use DW_TAG_member tag for static data member
3792 declarations instead of DW_TAG_variable.
3795 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3798 2009-04-08 Richard Guenther <rguenther@suse.de>
3800 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3801 valueize random data.
3803 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3805 * config.gcc (aix tm_file): Add aix-stdint.h.
3806 (aix tm clause use_gcc_stdint): Set to wrap.
3807 * config/rs6000/aix-stdint.h: New file.
3809 2009-04-08 Richard Guenther <rguenther@suse.de>
3812 * tree-dfa.c (add_referenced_var): Do not recurse into
3813 global initializers.
3814 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3816 (fold_const_aggregate_ref): Likewise.
3818 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3820 * recog.c (ordered_comparison_operator): New.
3821 * gensupport.c (std_preds): Add it.
3822 * doc/md.texi (Machine-Independent Predicates): Document it.
3824 2009-04-08 Jan Hubicka <jh@suse.cz>
3826 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3827 * function.h (rtl_eh): Remove exception_handler_label_map.
3828 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3829 remove_exception_handler_label, for_each_eh_label_1): Remove.
3830 (rtl_remove_unreachable_regions): Remove.
3831 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3832 (find_exception_handler_labels): Don't build the hashtable.
3833 (maybe_remove_eh_handler): Remove.
3834 (for_each_eh_label): Rewrite to walk the tree.
3835 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3836 * except.h (maybe_remove_eh_handler): Remove.
3837 * passes.c (init_optimization_passes): Schedule second EH cleanup
3839 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3840 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3842 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3844 * genoutput.c (validate_optab_operands): New.
3845 (gen_insn, gen_expand): Call it.
3847 * genflags.c (gen_insn): Detect misused iterators.
3848 (main): Pass line_no to gen_insn, exit with status 1 on error.
3850 * genextract.c (line_no): Make global.
3851 (VEC_safe_set_locstr): Change assertion to error message.
3852 (main): Exit with status 1 on error.
3854 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3858 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3859 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3860 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3861 * c-convert.c (convert): Do not call fold on results of conversion
3862 functions when the result is a C_MAYBE_CONST_EXPR.
3863 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3864 of __builtin_choose_expr.
3865 * c-typeck.c (remove_c_maybe_const_expr): New.
3866 (build_unary_op, build_conditional_expr, build_compound_expr,
3867 build_binary_op, c_objc_common_truthvalue_conversion): Call
3868 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3871 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3873 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3874 CODE to produce a new one. Add a prototype to use fold_convert_const
3876 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3879 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3880 mix declarations and code.
3882 2009-04-08 Ben Elliston <bje@au.ibm.com>
3884 * gcc.c: Replace `CC' with `GCC' throughout.
3886 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3888 * doc/invoke.texi: Document Atom support.
3890 2009-04-07 Jason Merrill <jason@redhat.com>
3893 * c-common.h, c-common.c: Add flag_pretty_templates.
3894 * c-opts.c (c_common_handle_option): Set it.
3895 * c.opt: Add -fno-pretty-templates.
3896 * doc/invoke.texi (C++ Dialect Options): Likewise.
3898 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3900 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3901 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3902 (ia64_expand_builtin): Likewise.
3904 2009-04-07 Martin Jambor <mjambor@suse.cz>
3906 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3907 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3908 ADDR_EXPRS are include too.
3910 2009-04-07 Richard Guenther <rguenther@suse.de>
3912 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3913 decls are only used if passes as parameters or if they are
3914 local statics and the call is not to a builtin.
3915 (call_may_clobber_ref_p_1): Likewise.
3917 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3919 * expr.c (do_store_flag): Remove last argument. Simplify code
3920 to avoid duplication of tests already done by can_compare_p.
3921 (expand_expr_real_1): Adjust caller.
3923 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3925 * optabs.c (can_compare_p): Test the predicate of a
3926 cbranch and cstore pattern.
3928 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3930 * expr.c (convert_move): Use emit_store_flag instead of
3933 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3935 * config/i386/i386.c (ix86_compare_emitted): Remove.
3936 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3937 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3938 * config/i386/i386.h (ix86_compare_emitted): Remove.
3939 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3940 instead of ix86_compare_emitted.
3941 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3943 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3945 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3946 Add t-sysroot-suffix to tmake_file.
3947 * config/print-sysroot-suffix.sh: New file.
3948 * config/t-sysroot-suffix: New file.
3950 2009-04-07 Ben Elliston <bje@au.ibm.com>
3952 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3953 as the latter produces a warning when the target does not support
3956 2009-04-07 Ben Elliston <bje@au.ibm.com>
3958 * dfp.c: Replace type punning assignments with memcpy throughout.
3959 * Makefile.in (dfp.o-warn): Remove.
3961 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3964 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3965 Include soft-fp/t-softfp after rs6000/t-linux64.
3967 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3969 * stor-layout.c (set_sizetype): Use the full precision of their
3970 machine mode for bitsize types.
3972 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/i386.md: Revert 2 accidental checkins.
3976 2009-04-06 Joey Ye <joey.ye@intel.com>
3977 Xuepeng Guo <xuepeng.guo@intel.com>
3978 H.J. Lu <hongjiu.lu@intel.com>
3980 Atom pipeline model, tuning and insn selection.
3981 * config.gcc (atom): Add atom config options and target.
3983 * config/i386/atom.md: New.
3985 * config/i386/i386.c (atom_cost): New cost.
3986 (m_ATOM): New macro flag.
3987 (initial_ix86_tune_features): Set m_ATOM.
3988 (x86_accumulate_outgoing_args): Likewise.
3989 (x86_arch_always_fancy_math_387): Likewise.
3990 (processor_target): Add Atom cost.
3991 (cpu_names): Add Atom cpu name.
3992 (override_options): Set Atom ISA.
3993 (ix86_issue_rate): New case PROCESSOR_ATOM.
3994 (ix86_adjust_cost): Likewise.
3996 * config/i386/i386.h (TARGET_ATOM): New target macro.
3997 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3998 (TARGET_OPT_AGU): New target option.
3999 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4000 (processor_type): Add PROCESSOR_ATOM.
4002 * config/i386/i386.md (cpu): Add new value "atom".
4003 (use_carry, movu): New attr.
4004 (atom.md): Include atom.md.
4005 (adddi3_carry_rex64): Set attr "use_carry".
4006 (addqi3_carry): Likewise.
4007 (addhi3_carry): Likewise.
4008 (addsi3_carry): Likewise.
4009 (*addsi3_carry_zext): Likewise.
4010 (subdi3_carry_rex64): Likewise.
4011 (subqi3_carry): Likewise.
4012 (subhi3_carry): Likewise.
4013 (subsi3_carry): Likewise.
4014 (x86_movdicc_0_m1_rex64): Likewise.
4015 (*x86_movdicc_0_m1_se): Likewise.
4016 (x86_movsicc_0_m1): Likewise.
4017 (*x86_movsicc_0_m1_se): Likewise.
4018 (*adddi_1_rex64): Emit add insn as much as possible.
4019 (*addsi_1): Likewise.
4020 (return_internal): Set atom_unit.
4021 (return_internal_long): Likewise.
4022 (return_pop_internal): Likewise.
4023 (*rcpsf2_sse): Set atom_sse_attr attr.
4024 (*qrt<mode>2_sse): Likewise.
4025 (*prefetch_sse): Likewise.
4027 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4029 (ix86_target_macros_internal): Likewise.
4031 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4032 (*prefetch_sse_rex): Likewise.
4033 (sse_rcpv4sf2): Likewise.
4034 (sse_vmrcpv4sf2): Likewise.
4035 (sse_sqrtv4sf2): Likewise.
4036 (<sse>_vmsqrt<mode>2): Likewise.
4037 (sse_ldmxcsr): Likewise.
4038 (sse_stmxcsr): Likewise.
4039 (*sse_sfence): Likewise.
4040 (sse2_clflush): Likewise.
4041 (*sse2_mfence): Likewise.
4042 (*sse2_lfence): Likewise.
4043 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4044 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4045 (avx_movdqu<avxmodesuffix>): Likewise.
4046 (avx_lddqu<avxmodesuffix>): Likewise.
4047 (sse2_movntv2di): Change attr "type" to "ssemov".
4048 (sse2_movntsi): Likewise.
4049 (rsqrtv8sf2): Change attr "type" to "sseadd".
4050 (sse3_addsubv2df3): Set attr "atom_unit".
4051 (sse3_h<plusminus_insn>v4sf3): Likewise.
4052 (*sse2_pmaddwd): Likewise.
4053 (*vec_extractv2di_1_rex64): Likewise.
4054 (*vec_extractv2di_1_avx): Likewise.
4055 (sse2_psadbw): Likewise.
4056 (ssse3_phaddwv8hi3): Likewise.
4057 (ssse3_phaddwv4hi3): Likewise.
4058 (ssse3_phadddv4si3): Likewise.
4059 (ssse3_phadddv2si3): Likewise.
4060 (ssse3_phaddswv8hi3): Likewise.
4061 (ssse3_phaddswv4hi3): Likewise.
4062 (ssse3_phsubwv8hi3): Likewise.
4063 (ssse3_phsubwv4hi3): Likewise.
4064 (ssse3_phsubdv4si3): Likewise.
4065 (ssse3_phsubdv2si3): Likewise.
4066 (ssse3_phsubswv8hi3): Likewise.
4067 (ssse3_phsubswv4hi3): Likewise.
4068 (ssse3_pmaddubsw128): Likewise.
4069 (sse3_pmaddubsw: Likewise.
4070 (ssse3_palignrti): Likewise.
4071 (ssse3_palignrdi): Likewise.
4073 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4075 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4077 2009-04-06 Richard Guenther <rguenther@suse.de>
4079 PR tree-optimization/28868
4080 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4081 of which PHI results we inserted.
4082 (insert_into_preds_of_block): Record inserted PHIs.
4083 (eliminate): Eliminate redundant PHI nodes.
4084 (init_pre): Init inserted_phi_names.
4086 2009-04-06 Richard Guenther <rguenther@suse.de>
4088 PR tree-optimization/39643
4089 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4090 IMAGPART_EXPRs of complex constants.
4091 (execute_fold_all_builtins): If we folded a call queue
4092 TODO_update_address_taken.
4094 2009-04-06 Jan Hubicka <jh@suse.cz>
4097 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4100 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4102 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4104 (ic_invalidate_array): Likewise.
4106 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4108 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4109 alignment for library calls.
4111 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4113 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4114 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4115 * config/i386/mingw-stdint.h: New file.
4117 2009-04-05 Richard Guenther <rguenther@suse.de>
4119 PR tree-optimization/39648
4120 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4121 our &A vs. &A[0] IL deficiencies.
4123 2009-04-04 Jan Hubicka <jh@suse.cz>
4125 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4126 removed toplevel regions.
4127 (sjlj_mark_call_sites): Likewise.
4129 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4131 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4132 (cygwin tm clause use_gcc_stdint): Set to wrap.
4133 * config/i386/cygwin-stdint.h: New file.
4135 2009-04-04 Richard Guenther <rguenther@suse.de>
4137 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4138 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4139 single-argument PHIs if we are in loop-closed SSA form.
4140 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4141 for the pre-condition.
4142 (slpeel_tree_peel_loop_to_edge): Likewise.
4143 (vect_build_loop_niters): Take an optional sequence to append stmts.
4144 (vect_generate_tmps_on_preheader): Likewise.
4145 (vect_do_peeling_for_loop_bound): Take extra guards for the
4147 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4148 the cost model check.
4149 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4150 guards if we are going to peel. Do not apply versioning in that case.
4151 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4152 (vect_do_peeling_for_loop_bound): Likewise.
4153 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4154 loop bound only record extra pre-conditions, do not apply loop
4157 2009-04-04 Richard Guenther <rguenther@suse.de>
4159 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4162 2009-04-04 Jan Hubicka <jh@suse.cz>
4164 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4165 last_basic_block for size of bb->index indexed array.
4166 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4167 compute_out, link_btr_uses, build_btr_def_use_webs,
4168 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4170 2009-04-04 Jan Hubicka <jh@suse.cz>
4172 * except.c (remove_eh_handler_and_replace): Break out from ...
4173 (remove_eh_handler): ... here.
4174 (bring_to_root): New function.
4175 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4176 handled ones, bring others to root of tree.
4178 2009-04-04 Jan Hubicka <jh@suse.cz>
4180 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4181 (all_phis_safe_to_merge): New function.
4182 (update_info): New structure.
4183 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4184 (cleanup_empty_eh): Update SSA if possible.
4186 2009-04-04 Richard Guenther <rguenther@suse.de>
4188 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4189 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4190 (append_vuse): Likewise.
4192 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4194 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4195 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4196 instead of REG_UNSAVED for DW_CFA_undefined.
4197 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4198 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4201 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4204 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4205 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4206 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4208 2009-04-04 Richard Guenther <rguenther@suse.de>
4210 PR tree-optimization/8781
4211 PR tree-optimization/37892
4212 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4213 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4214 (valueize_refs): Call it for *& valueizations.
4215 (shared_reference_ops_from_ref): Rename to ...
4216 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4217 (shared_reference_ops_from_call): Rename to ...
4218 (valueize_shared_reference_ops_from_call): ... this and valueize.
4219 (vn_reference_lookup): Update.
4220 (visit_reference_op_call): Likewise.
4221 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4222 (eliminate): Value-replace the call address in call statements.
4224 2009-04-04 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/39636
4227 * tree-ssa-forwprop.c
4228 (forward_propagate_addr_into_variable_array_index): Check for
4229 GIMPLE_ASSIGN before accessing the rhs code.
4231 2009-04-03 Jason Merrill <jason@redhat.com>
4233 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4235 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4237 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4238 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4239 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4240 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4241 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4242 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4243 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4244 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4245 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4246 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4247 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4248 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4249 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4250 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4251 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4252 Use fr_reg_or_fp01_operand instead of fr_register_operand
4254 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4255 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4256 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4258 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4260 PR rtl-optimization/39607
4261 PR rtl-optimization/39631
4265 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4266 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4267 instead of DF_LR_OUT.
4268 * ira-lives.c (process_bb_node_lives): Ditto.
4269 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4270 instead of DF_LR_{OUT,IN}.
4271 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4272 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4274 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4276 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4277 (execute_lower_omp): Always run but take the short way out if -fopenmp
4279 (gate_lower_omp): Remove, forcing the pass manager to always run the
4280 pass and always set PROP_gimple_lomp.
4281 (pass_lower_omp): Remove gate function.
4282 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4283 PROP_trees. Instead, require it.
4284 * ipa-cp.c (pass_ipa_cp): Likewise.
4285 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4286 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4287 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4288 and PROP_gimple_leh.
4290 2009-04-03 Richard Guenther <rguenther@suse.de>
4293 PR tree-optimization/23940
4294 PR tree-optimization/33237
4297 PR tree-optimization/36201
4298 PR tree-optimization/36230
4299 PR tree-optimization/38049
4300 PR tree-optimization/38207
4301 PR tree-optimization/38230
4302 PR tree-optimization/38301
4303 PR tree-optimization/38585
4305 PR tree-optimization/38985
4306 PR tree-optimization/39299
4307 * tree-ssa-structalias.h: Remove.
4308 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4309 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4310 (struct vuse_element_d): Remove.
4311 (struct vuse_vec_d): Likewise.
4312 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4313 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4314 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4315 VUSE_ELEMENT_VAR): Likewise.
4316 (struct voptype_d): Likewise.
4317 (NUM_VOP_FREE_BUCKETS): Likewise.
4318 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4319 (struct stmt_operands_d): Remove.
4320 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4321 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4322 VDEF_NUM, VDEF_VECT): Likewise.
4323 (copy_virtual_operands): Remove.
4324 (operand_build_cmp): Likewise.
4325 (create_ssa_artificial_load_stmt): Likewise.
4326 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4327 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4328 vuse_index and mayuse_index members. Pack and move done and iter_type
4329 members to the front.
4330 (SSA_OP_VMAYUSE): Remove.
4331 (SSA_OP_VIRTUAL_USES): Adjust.
4332 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4333 (unlink_stmt_vdef): Declare.
4334 (add_to_addressable_set): Remove.
4335 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4336 (vrp_visit_stmt): Likewise.
4337 * doc/tree-ssa.texi (Alias analysis): Update.
4338 * doc/invoke.texi (max-aliased-vops): Remove docs.
4339 (avg-aliased-vops): Likewise.
4340 * tree-into-ssa.c (syms_to_rename): Remove.
4341 (need_to_update_vops_p): Likewise.
4342 (need_to_initialize_update_ssa_p): Rename to ...
4343 (update_ssa_initialized_fn): ... this. Track function we are
4345 (symbol_marked_for_renaming): Simplify.
4346 (add_new_name_mapping): Do not set need_to_update_vops_p.
4347 (dump_currdefs): Use SYMS_TO_RENAME.
4348 (rewrite_update_stmt): Always walk all uses/defs.
4349 (dump_update_ssa): Adjust.
4350 (init_update_ssa): Take function argument. Track what we are
4352 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4353 (create_new_def_for): Initialize for cfun, assert we are initialized
4355 (mark_sym_for_renaming): Simplify.
4356 (mark_set_for_renaming): Do not initialize update-ssa.
4357 (need_ssa_update_p): Simplify. Take function argument.
4358 (name_mappings_registered_p): Assert we ask for the correct function.
4359 (name_registered_for_update_p): Likewise.
4360 (ssa_names_to_replace): Likewise.
4361 (release_ssa_name_after_update_ssa): Likewise.
4362 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4363 (dump_decl_set): Do not print a newline.
4364 (debug_decl_set): Do it here.
4365 (dump_update_ssa): And here.
4366 * tree-ssa-loop-im.c (move_computations): Adjust.
4367 (movement_possibility): Likewise.
4368 (determine_max_movement): Likewise.
4369 (gather_mem_refs_stmt): Likewise.
4370 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4372 * tree-complex.c (update_all_vops): Remove.
4373 (expand_complex_move): Adjust.
4374 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4375 Simplify test for memory referencing statement. Exclude
4376 non-invariant ADDR_EXPRs.
4377 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4378 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4379 (rdg_flag_uses): Likewise.
4380 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4382 (tree_optimize_tail_calls_1): Also split the
4383 edge from the entry block if we have degenerate PHI nodes in
4384 the first basic block.
4385 * tree.c (init_ttree): Remove memory-tag related code.
4386 (tree_code_size): Likewise.
4387 (tree_node_structure): Likewise.
4388 (build7_stat): Re-write to be build6_stat.
4389 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4390 (SSA_VAR_P): Adjust.
4391 (struct tree_memory_tag): Remove.
4392 (struct tree_memory_partition_tag): Likewise.
4393 (union tree_node): Adjust.
4394 (build7): Re-write to be build6.
4395 * tree-pass.h (pass_reset_cc_flags): Remove.
4396 (TODO_update_address_taken): New flag.
4397 (pass_simple_dse): Remove.
4398 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4399 * params.h (MAX_ALIASED_VOPS): Remove.
4400 (AVG_ALIASED_VOPS): Likewise.
4401 * omp-low.c (expand_omp_taskreg): Update SSA form.
4402 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4403 aliases the lhs in a copy stmt.
4404 * tree-ssa-dse.c (struct address_walk_data): Remove.
4405 (memory_ssa_name_same): Likewise.
4406 (memory_address_same): Likewise.
4407 (get_kill_of_stmt_lhs): Likewise.
4408 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4409 unused stores. Look through PHI nodes into post-dominated regions.
4410 (dse_optimize_stmt): Simplify. Properly remove stores.
4411 (tree_ssa_dse): Compute dominators.
4412 (execute_simple_dse): Remove.
4413 (pass_simple_dse): Likewise.
4414 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4415 gimple_loaded_syms and gimple_stored_syms computation.
4416 * toplev.c (dump_memory_report): Dump alias and pta stats.
4417 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4418 (vn_reference_eq): Likewise.
4419 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4420 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4421 valueize_vuses): Remove.
4422 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4423 (get_def_ref_stmt_vuse): ... this.
4424 (vn_reference_lookup_2): New function.
4425 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4426 walking equivalent vuses. Simplify.
4427 (vn_reference_lookup): Likewise.
4428 (vn_reference_insert): Likewise.
4429 (vn_reference_insert_pieces): Likewise.
4430 (visit_reference_op_call): Simplify.
4431 (visit_reference_op_load): Likewise.
4432 (visit_reference_op_store): Likewise.
4433 (init_scc_vn): Remove shared_lookup_vuses initialization.
4434 (free_scc_vn): Remove shared_lookup_vuses freeing.
4435 (sort_vuses, sort_vuses_heap): Remove.
4436 (get_ref_from_reference_ops): Export.
4437 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4438 vector with single vuse pointer.
4439 (vn_reference_lookup_pieces, vn_reference_lookup,
4440 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4441 (shared_vuses_from_stmt): Remove.
4442 (get_ref_from_reference_ops): Declare.
4443 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4444 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4445 memory-tag related code.
4446 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4447 (likely_value): Add comment, skip static-chain of call statements.
4448 (surely_varying_stmt_p): Adjust.
4449 (gimplify_and_update_call_from_tree): Likewise.
4450 (execute_fold_all_builtins): Do not rebuild alias info.
4451 (gimplify_and_update_call_from_tree): Properly update VOPs.
4452 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4453 (copy_ref_info): Remove memory-tag related code.
4454 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4455 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4456 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4458 * tree-ssa-dom.c (gimple_p): Remove typedef.
4459 (eliminate_redundant_computations): Adjust.
4460 (record_equivalences_from_stmt): Likewise.
4461 (avail_expr_hash): Likewise.
4462 (avail_expr_eq): Likewise.
4463 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4464 (stmt_makes_single_load): Likewise.
4465 (stmt_makes_single_store): Likewise.
4466 * tree-ssa-alias.c: Rewrite completely.
4467 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4468 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4469 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4470 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4471 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4472 Remove public functions.
4473 (pass_reset_cc_flags): Remove.
4474 (pass_build_alias): Move ...
4475 * tree-ssa-structalias.c (pass_build_alias): ... here.
4476 * tree-ssa-alias.c (may_be_aliased): Move ...
4477 * tree-flow-inline.h (may_be_aliased): ... here.
4478 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4479 count_uses_and_derefs): Move ...
4480 * gimple.c: ... here.
4481 * gimple.h (count_uses_and_derefs): Declare.
4482 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4483 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4484 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4485 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4486 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4487 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4488 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4490 * tree-dfa.c (refs_may_alias_p): Move ...
4491 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4492 * tree-ssa-alias.h: New file.
4493 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4494 (statement_sink_location): Likewise.
4495 * opts.c (decode_options): Do not adjust max-aliased-vops or
4496 avg-aliased-vops values.
4497 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4498 (TV_CALL_CLOBBER): Likewise.
4499 (TV_FLOW_SENSITIVE): Likewise.
4500 (TV_FLOW_INSENSITIVE): Likewise.
4501 (TV_MEMORY_PARTITIONING): Likewise.
4502 (TV_ALIAS_STMT_WALK): New timevar.
4503 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4504 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4505 (get_address_description): Remove memory-tag related code.
4506 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4507 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4508 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4509 and immediate uses in statements. Document.
4510 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4511 (dump_symbols): Remove.
4512 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4513 * alias.c (get_deref_alias_set): New function split out from ...
4514 (get_alias_set): ... here.
4515 * alias.h (get_deref_alias_set): Declare.
4516 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4517 type parameter. Remove restrict pointer handling. Create a
4518 ref-all pointer in case type-based alias sets do not conflict.
4519 (vect_analyze_data_refs): Remove SMT related code.
4520 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4521 (vectorizable_load): Likewise.
4522 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4523 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4524 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4525 Ignore vops and SMTs.
4526 (dr_analyze_alias): Likewise..
4527 (free_data_ref): Likewise.
4528 (create_data_ref): Likewise.
4529 (analyze_all_data_dependences): Likewise.
4530 (get_references_in_stmt): Adjust.
4531 * tree-flow-inline.h (gimple_aliases_computed_p,
4532 gimple_addressable_vars, gimple_call_clobbered_vars,
4533 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4534 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4535 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4536 gimple_mem_ref_stats): Remove.
4537 (gimple_vop): New function.
4538 (op_iter_next_use): Remove vuses and mayuses cases.
4539 (op_iter_next_def): Remove vdefs case.
4540 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4541 (clear_and_done_ssa_iter): Do not set removed fields.
4542 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4543 Assert we are not iterating over vuses or vdefs if not also
4544 iterating over uses or defs.
4545 (op_iter_init_use): Likewise.
4546 (op_iter_init_def): Likewise.
4547 (op_iter_next_vdef): Remove.
4548 (op_iter_next_mustdef): Likewise.
4549 (op_iter_init_vdef): Likewise.
4550 (compare_ssa_operands_equal): Likewise.
4551 (link_use_stmts_after): Handle vuse operand.
4552 (is_call_used): Use is_call_clobbered.
4553 (is_call_clobbered): Global variables are always call clobbered,
4554 query the call-clobbers bitmap.
4555 (mark_call_clobbered): Ignore global variables.
4556 (clear_call_clobbered): Likewise.
4557 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4558 virtual operands sanity check.
4559 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4561 (TARGET_MEM_REF): Remove TMR_TAG operand.
4562 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4563 Remove call-clobber related code.
4564 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4565 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4566 partitions or escape reason.
4567 (get_single_def_stmt, get_single_def_stmt_from_phi,
4568 get_single_def_stmt_with_phi): Remove.
4569 (dump_referenced_vars): Tidy.
4570 (get_ref_base_and_extent): Allow bare decls.
4571 (collect_dfa_stats): Adjust.
4572 * graphite.c (rename_variables_in_stmt): Adjust.
4573 (graphite_copy_stmts_from_block): Likewise.
4574 (translate_clast): Likewise.
4575 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4577 (translate_vuse_through_block): Use the oracle.
4578 (phi_translate_1): Adjust.
4579 (value_dies_in_block_x): Use the oracle. Cache the outcome
4581 (valid_in_sets): Check if the VUSE for
4582 a REFERENCE is available.
4583 (eliminate): Do not remove stmts during elimination,
4584 instead queue and remove them afterwards.
4585 (do_pre): Do not rebuild alias info.
4586 (pass_pre): Run TODO_rebuild_alias before PRE.
4587 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4588 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4589 (mark_all_v_defs_stmt): Remove.
4590 (mark_all_v_defs_seq): Adjust.
4591 (sra_replace): Likewise.
4592 (scalarize_use): Likewise.
4593 (scalarize_copy): Likewise.
4594 (scalarize_init): Likewise.
4595 (scalarize_ldst): Likewise.
4596 (todoflags): Remove.
4597 (tree_sra): Do not rebuild alias info.
4598 (tree_sra_early): Adjust.
4599 (pass_sra): Run TODO_update_address_taken before SRA.
4600 * tree-predcom.c (set_alias_info): Remove.
4601 (prepare_initializers_chain): Do not call it.
4602 (mark_virtual_ops_for_renaming): Adjust.
4603 (mark_virtual_ops_for_renaming_list): Remove.
4604 (initialize_root_vars): Adjust.
4605 (initialize_root_vars_lm): Likewise.
4606 (prepare_initializers_chain): Likewise.
4607 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4608 (may_propagate_copy_into_stmt): Likewise.
4609 (merge_alias_info): Do nothing for now.
4610 (propagate_tree_value_into_stmt): Adjust.
4611 (stmt_may_generate_copy): Likewise.
4612 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4613 not mark symbols for renaming.
4614 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4615 with the same statement, make sure to update the new pointed-to one.
4616 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4617 call statements, do not mark symbols for renaming.
4618 (mark_operand_necessary): Dump something.
4619 (ref_may_be_aliased): New function.
4620 (mark_aliased_reaching_defs_necessary_1): New helper function.
4621 (mark_aliased_reaching_defs_necessary): Likewise.
4622 (mark_all_reaching_defs_necessary_1): Likewise.
4623 (mark_all_reaching_defs_necessary): Likewise.
4624 (propagate_necessity): Do not process virtual PHIs. For
4625 non-aliased loads mark all reaching definitions as necessary.
4626 For aliased loads and stores mark the immediate dominating
4627 aliased clobbers as necessary.
4628 (visited): New global static.
4629 (perform_tree_ssa_dce): Free visited bitmap after propagating
4631 (remove_dead_phis): Perform simple dead virtual PHI removal.
4632 (remove_dead_stmt): Properly unlink virtual operands when
4634 (eliminate_unnecessary_stmts): Schedule PHI removal after
4636 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4637 (process_replaceable): Likewise.
4638 (find_replaceable_in_bb): Likewise.
4639 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4640 based on the single gimple vop.
4641 (verify_flow_insensitive_alias_info): Remove.
4642 (verify_flow_sensitive_alias_info): Likewise.
4643 (verify_call_clobbering): Likewise.
4644 (verify_memory_partitions): Likewise.
4645 (verify_alias_info): Likewise.
4646 (verify_ssa): Adjust..
4647 (execute_update_addresses_taken): Export. Update SSA
4648 manually. Optimize only when optimizing. Use a local bitmap.
4649 (pass_update_address_taken): Remove TODO_update_ssa, add
4651 (pass_update_address_taken): Just use TODO_update_address_taken.
4652 (init_tree_ssa): Do not initialize addressable_vars.
4653 (verify_ssa): Verify new VUSE / VDEF properties.
4654 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4655 Do not call verify_alias_info.
4656 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4657 Do not free the loaded and stored syms bitmaps. Reset the escaped
4658 and callused solutions. Do not free addressable_vars.
4659 Remove memory-tag related code.
4660 (warn_uninitialized_var): Aliases are always available.
4661 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4662 * lambda-code.c (can_put_in_inner_loop): Adjust.
4663 (can_put_after_inner_loop): Likewise.
4664 (perfect_nestify): Likewise.
4665 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4666 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4667 (vectorizable_conversion): Do not mark symbols for renaming.
4668 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4669 (expand_call_inline): Unlink the calls virtual operands before
4671 (tree_function_versioning): Do not call update_ssa if we are not
4672 updating clones. Simplify.
4673 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4674 (propagate_with_phi): Likewise..
4675 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4676 clobber code. Assert we are not aliased or global.
4677 * tree-flow.h: Include tree-ssa-alias.h
4678 (enum escape_type): Remove.
4679 (struct mem_sym_stats_d): Likewise.
4680 (struct mem_ref_stats_d): Likewise.
4681 (struct gimple_df): Add vop member. Remove global_var,
4682 call_clobbered_vars, call_used_vars, addressable_vars,
4683 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4684 escaped and callused members.
4685 (struct ptr_info_def): Remove all members, add points-to solution
4687 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4688 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4689 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4690 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4691 (tree-ssa-alias.o): Likewise.
4692 (toplev.o): Add tree-ssa-alias.h
4693 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4694 * gimple.c (gimple_set_bb): Fix off-by-one error.
4695 (is_gimple_reg): Do not handle memory tags.
4696 (gimple_copy): Also copy virtual operands.
4697 Delay updating the statement. Do not reset loaded and stored syms.
4698 (gimple_set_stored_syms): Remove.
4699 (gimple_set_loaded_syms): Likewise.
4700 (gimple_call_copy_skip_args): Copy the virtual operands
4701 and mark the new statement modified.
4702 * tree-ssa-structalias.c (may_alias_p): Remove.
4703 (set_uids_in_ptset): Take the alias set to prune with as
4704 parameter. Fold in the alias test of may_alias_p.
4705 (compute_points_to_sets): Compute whether a ptr is dereferenced
4707 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4708 other ADDRESSOF constraints on the lhs.
4709 (get_constraint_for_component_ref): Assert that we don't get
4710 ADDRESSOF constraints from the base of the reference.
4711 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4712 (struct variable_info): Remove collapsed_to member.
4713 (get_varinfo_fc): Remove.
4714 (new_var_info): Do not set collapsed_to.
4715 (dump_constraint): Do not follow cycles.
4716 (dump_constraint_graph): Likewise.
4717 (build_pred_graph): Likewise.
4718 (build_succ_graph): Likewise.
4719 (rewrite_constraints): Likewise.
4720 (do_simple_structure_copy): Remove.
4721 (do_rhs_deref_structure_copy): Remove.
4722 (do_lhs_deref_structure_copy): Remove.
4723 (collapse_rest_of_var): Remove.
4724 (do_structure_copy): Re-implement.
4725 (pta_stats): New global variable.
4726 (dump_pta_stats): New function.
4727 (struct constraint_expr): Make offset signed.
4728 (UNKNOWN_OFFSET): Define special value.
4729 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4730 (solution_set_expand): New helper function split out from ...
4731 (do_sd_constraint): ... here.
4732 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4733 (do_ds_constraint): Likewise.
4734 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4735 and CALLUSED = *CALLUSED.
4736 (set_union_with_increment): Make inc argument signed.
4737 (type_safe): Remove.
4738 (get_constraint_for_ptr_offset): Handle unknown and negative
4740 (first_vi_for_offset): Handle offsets before start. Bail
4741 out early for offsets beyond the variable extent.
4742 (first_or_preceding_vi_for_offset): New function.
4743 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4744 Together with ESCAPED = *ESCAPED this properly computes reachability.
4745 (find_what_var_points_to): New function.
4746 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4747 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4748 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4749 pt_solutions_intersect): New functions.
4750 (compute_call_used_vars): Remove.
4751 (compute_may_aliases): New main entry into PTA computation.
4752 * gimple.h (gimple_p): New typedef.
4753 (struct gimple_statement_base): Remove references_memory_p.
4754 (struct gimple_statement_with_memory_ops_base): Remove
4755 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4757 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4758 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4759 gimple_set_references_memory): Remove.
4760 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4761 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4763 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4764 (verify_expr): Allow RESULT_DECL.
4765 (gimple_duplicate_bb): Do not copy virtual operands.
4766 (gimple_duplicate_sese_region): Adjust.
4767 (gimple_duplicate_sese_tail): Likewise.
4768 (mark_virtual_ops_in_region): Remove.
4769 (move_sese_region_to_fn): Do not call it.
4770 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4771 and pass_simple_dse.
4772 (execute_function_todo): Handle TODO_update_address_taken,
4773 call execute_update_addresses_taken for TODO_rebuild_alias.
4774 (execute_todo): Adjust.
4775 (execute_one_pass): Init dump files early.
4776 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4778 (create_general_new_stmt): Clear vops.
4779 * tree-ssa-reassoc.c (get_rank): Adjust.
4780 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4781 symbols for renaming.
4782 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4783 (PARAM_AVG_ALIASED_VOPS): Likewise.
4784 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4785 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4786 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4787 (operand_build_cmp, copy_virtual_operands,
4788 create_ssa_artificial_load_stmt, add_to_addressable_set,
4789 gimple_add_to_addresses_taken): Remove public functions.
4790 (unlink_stmt_vdef): New function.
4792 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4794 * config.gcc (powerpc-*-linux*): Merge variants.
4796 2009-04-02 Chao-ying Fu <fu@mips.com>
4797 James Grosbach <james.grosbach@microchip.com>
4799 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4800 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4802 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4803 keep_interrupts_masked_p, use_debug_exception_return_p.
4804 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4805 keep_interrupts_masked, use_debug_exception_return.
4806 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4807 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4809 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4810 (mips_print_operand): Process COP0 registers to print $0 .. $31
4811 correctly for GAS to process.
4812 (mips_interrupt_extra_call_saved_reg_p): New function.
4813 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4815 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4816 (mips_compute_frame_info): Add supports for interrupt context that
4817 includes doubleword accumulators and COP0 registers.
4818 (mips_for_each_saved_acc): New function.
4819 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4820 mips_for_each_saved_reg.
4821 (mips_save_reg): Save accumulators.
4822 (mips_kernel_reg_p): A new for_each_rtx callback.
4823 (mips_expand_prologue): Support interrupt handlers.
4824 (mips_restore_reg): Restore accumulators.
4825 (mips_expand_epilogue): Support interrupt handlers.
4826 (mips_can_use_return_insn): Return false for interrupt handlers.
4827 (mips_epilogue_uses): New function.
4828 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4829 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4830 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4831 cop0_move): New instructions.
4832 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4833 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4835 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4837 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4838 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4839 interrupt handlers, we use K0 as the temporary register.
4840 (EPILOGUE_USES): Change to a function call.
4841 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4842 handlers, we use K0 as the temporary register.
4844 * doc/extend.texi (Function Attributes): Document interrupt,
4845 use_shadow_register_set, keep_interrupts_masked,
4846 use_debug_exception_return for MIPS attributes.
4848 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4850 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4851 Remove a number of t-files from tmake_file.
4852 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4853 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4854 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4855 target_prototype, not TARGET_PROTOTYPE.
4856 (LINK_OS_GNU_SPEC): Define.
4857 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4858 and darwin-ldoubdle.c.
4860 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4863 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4864 (cpp_options): Ditto.
4865 (default_compilers): Ditto.
4866 (display_help): Ditto.
4867 (process_command): Ditto.
4869 (set_input): Use lbasename instead of duplicate code.
4870 (save_temps_prefix): New static for -save-temps=obj.
4871 (save_temps_length): Ditto.
4873 * doc/invoke.texi (-save-temps=obj): Document new variant to
4876 2009-04-02 Jeff Law <law@redhat.com>
4878 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4881 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4883 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4884 * configure: Regenerated.
4886 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4888 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4889 share the argument list.
4891 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4895 2009-02-12 Diego Novillo <dnovillo@google.com>
4897 * varpool.c (debug_varpool): New.
4898 * cgraph.h (debug_varpool): Declare.
4900 2009-04-02 Jan Hubicka <jh@suse.cz>
4902 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4905 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4907 * config/i386/i386.c (ix86_abi): Move initialization to ...
4908 (override_options): Here.
4910 2009-04-02 Christian Bruel <christian.bruel@st.com>
4912 * config/sh/sh.c (sh_dwarf_register_span): New function.
4913 (TARGET_DWARF_REGISTER_SPAN): Define.
4914 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4916 2009-04-02 Ira Rosen <irar@il.ibm.com>
4918 PR tree-optimization/39595
4919 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4920 interleaved loads group is not greater than the SLP group size.
4922 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4924 * builtins.c (is_builtin_name): New.
4925 (called_as_built_in): Use is_builtin_name.
4926 * tree.h (is_builtin_name): New.
4927 * varasm.c (incorporeal_function_p): Use is_builtin_name
4929 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4931 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4933 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4936 * c-decl.c (clone_underlying_type): Move this ...
4937 * c-common.c (set_underlying_type): ... here.
4938 Also, make sure the function properly sets TYPE_STUB_DECL() on
4939 the newly created typedef variant type.
4940 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4941 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4944 2009-04-02 Richard Guenther <rguenther@suse.de>
4946 PR tree-optimization/37221
4947 * tree-flow.h (degenerate_phi_result): Declare.
4948 * tree-ssa-dom.c (degenerate_phi_result): Export.
4949 * tree-scalar-evolution.c (analyze_initial_condition): If
4950 the initial condition is defined by a degenerate PHI node
4951 use the degenerate value.
4953 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4955 PR rtl-optimization/39588
4956 * combine.c (merge_outer_ops): Do not set the constant when this
4958 (simplify_shift_const_1): Do not modify it either in this case.
4960 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4962 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4963 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4965 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4968 * c-lex.c (interpret_float): Default (no suffix) is double.
4970 2009-04-1 Xinliang David Li <davidxl@google.com>
4972 * config/i386/i386.c (legitimate_constant_p): Recognize
4973 all one vector constant.
4975 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4977 * config/vax/vax.c: Add #includes to silence warnings.
4978 Change #include order to silence two warnings.
4980 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4982 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4983 (ASM_SPEC): Pass -k to the assembler for PIC code.
4985 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4987 * config.gcc: Add vax-*-linux* to the switch.
4988 * config/vax/linux.h: New file. (TARGET_VERSION,
4989 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4993 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4994 Use predicate macros instead of GET_CODE() == foo.
4995 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4996 ashlsi3, rotrsi3, <unnamed>): Likewise.
4998 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5000 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5001 jbbccihi, jbbccisi): Remova trailing whitespace.
5002 * config/vax/constraints.md: Likewise.
5003 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5004 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5005 * config/vax/predicates.md: Likewise.
5006 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5007 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5008 * config/vax/vax.h: Likewise.
5009 * config/vax/vax.md (nonlocal_goto): Likewise.
5011 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5013 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5014 (indirectable_address_p, adjacent_operands_p): Add spaces around
5016 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5018 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5020 * config/vax/vax.c (legitimate_constant_address_p,
5021 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5022 index_term_p, reg_plus_index_p, legitimate_address_p,
5023 vax_mode_dependent_address_p): Update comments to match functions
5024 modified by the recent int->bool conversion.
5026 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5028 * config/vax/builtins.md: Update copyright message.
5029 * config/vax/constraints.md: Likewise.
5030 * config/vax/netbsd-elf.h: Likewise.
5031 * config/vax/predicates.md: Likewise.
5032 * config/vax/vax-protos.h: Likewise.
5033 * config/vax/vax.c: Likewise.
5034 * config/vax/vax.h: Likewise.
5035 * config/vax/vax.md: Likewise.
5036 * config/vax/vax.opt: Likewise.
5038 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5040 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5041 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5042 * config/vax/constraints.md (B, R): Likewise.
5043 * config/vax/predicates.md (external_memory_operand,
5044 nonimmediate_addsub_di_operand): Likewise.
5045 * config/vax/vax.c (vax_output_int_add): Likewise.
5046 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5047 untyped_call): Likewise.
5049 2009-04-01 Matt Thomas <matt@3am-software.com>
5051 * config/vax/predicates.md: New file.
5052 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5053 external_const_operand, nonsymbolic_operand, external_memory_operand,
5054 indirect_memory_operand, indexed_memory_operand,
5055 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5056 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5058 * config/vax/constraints.md: New file.
5059 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5061 * config/vax/builtins.md: New file.
5062 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5063 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5065 * config/vax/vax.opt (mqmath): Add option.
5066 * config/vax/vax.md (isfx): Extend with DI.
5067 (VAXintQH, VAXintQHSD): Define.
5068 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5069 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5070 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5071 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5072 (movdi): Update constraints and use vax_output_int_move().
5073 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5074 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5075 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5076 nonlocal_goto): New.
5077 (mov<mode>): Extend accepted operand types.
5078 (subdi3_old): Rename from subdi3, change update constraints and use
5079 a new implementation.
5080 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5081 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5082 MOVE_RATIO, CLEAR_RATIO): Define.
5083 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5084 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5085 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5086 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5087 (split_quadword_operands): Make static and really allow variable
5089 (print_operand_address): Update for PIC generation.
5090 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5091 indexable_address_p, fixup_mathdi_operand,
5092 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5093 (vax_float_literal, legitimate_constant_p,
5094 indirectable_constant_address_p, index_term_p,
5095 reg_plus_index_p): Return bool instead of int.
5096 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5098 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5100 (vax_output_conditional_branch): Indent.
5101 (legitimate_constant_address_p, indirectable_constant_address_p,
5102 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5103 vax_mode_dependent_address_p): Return bool instead of int, update for
5105 * config/vax/vax-protos.h (legitimate_constant_address_p,
5106 legitimate_constant_p, legitimate_address_p,
5107 vax_mode_dependent_address_p): Change declaration to bool.
5108 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5109 vax_expand_addsub_di_operands, vax_output_int_subtract,
5110 vax_output_movmemsi): Declare.
5111 (split_quadword_operands, vax_float_literal): Delete declaration.
5112 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5113 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5114 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5115 ASM_OUTPUT_DWARF_PCREL): Define.
5116 (ASM_SPEC): Change definition to allow PIC generation.
5118 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5120 * doc/sourcebuild.texi: Update front-end requirements.
5122 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5125 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5126 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5127 (booldi3_internal3): Use boolean_or_operator instead of
5130 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5133 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5134 declarator whose size is not an integer constant expression but
5135 folds to an integer constant, then treat it as a constant
5138 2009-04-01 Richard Guenther <rguenther@suse.de>
5140 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5141 i * 4 + 2 to (i * 2 + 1) * 2.
5143 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5146 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5147 return if c_parser_asm_string_literal returned NULL.
5149 2009-04-01 Nick Clifton <nickc@redhat.com>
5151 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5153 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5154 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5155 other typedefs to avoid conflicts with libgcc2.c. Define labels
5156 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5158 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5159 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5162 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5164 * varasm.c (default_function_rodata_section): Declare DOT as
5167 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5168 Andrey Galkin <agalkin@hypercom.com>
5171 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5172 Make object_name unique for each process.
5174 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5177 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5178 addressable variables in the parallel that could go out of scope while
5179 running queued tasks.
5181 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5183 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5184 (CASE_VALUES_THRESHOLD): Redefine.
5185 * config/avr/avr.c (avr_override_options): Remove initialization of
5186 avr_case_values_threshold variable.
5187 (avr_case_values_threshold): Remove variable. Add new function.
5188 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5189 * config/avr/avr.opt (mno-tablejump): Remove option.
5190 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5192 2009-04-01 DJ Delorie <dj@redhat.com>
5194 * varasm.c (default_function_rodata_section): Don't assume
5195 anything about where the first '.' in the section name is.
5197 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5199 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5200 rs6000_emit_stack_tie.
5202 2009-03-31 Ian Lance Taylor <iant@google.com>
5204 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5205 gimple_code with GIMPLE_RESX, not RESX.
5207 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5209 * c-common.c (c_get_ident): New.
5210 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5212 2009-04-01 Ben Elliston <bje@au.ibm.com>
5214 * config/rs6000/sysv4.opt (msdata): Improve option description.
5216 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5218 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5219 (divdf3_internal_lat): Remove.
5220 (divxf3_internal_lat): Remove.
5221 (divxf3_internal_thr): Remove.
5222 (divxf): Use divxf3_internal.
5223 * config/ia64/div.md (divsf3_internal_lat): New.
5224 (divdf3_internal_lat): New.
5225 (divxf3_internal): New.
5227 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5230 * Makefile.in (USE_GCC_STDINT): Define.
5231 (stmp-int-hdrs): Install stdint.h if applicable.
5232 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5234 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5235 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5236 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5237 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5238 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5239 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5240 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5241 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5242 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5243 (c_common_nodes_and_builtins): Initialize
5244 underlying_wchar_type_node. Do not initialize
5245 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5246 nodes for new types.
5247 (c_stddef_cpp_builtins): Define macros for new types.
5248 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5250 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5251 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5252 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5253 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5254 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5255 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5256 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5257 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5258 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5259 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5260 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5261 int16_type_node, int32_type_node, int64_type_node,
5262 uint8_type_node, uint16_type_node, c_uint32_type_node,
5263 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5264 int_least32_type_node, int_least64_type_node,
5265 uint_least8_type_node, uint_least16_type_node,
5266 uint_least32_type_node, uint_least64_type_node,
5267 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5268 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5269 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5270 uintptr_type_node): Define.
5271 * c-cppbuiltin.c (builtin_define_constants,
5272 builtin_define_type_minmax): New.
5273 (builtin_define_stdint_macros): Define more macros.
5274 (c_cpp_builtins): Define more limit macros.
5276 (builtin_define_type_max): Define in terms of
5277 builtin_define_type_minmax. Remove is_long parameter. All
5279 * config.gcc (use_gcc_stdint): Define.
5280 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5281 Add newlib-stdint.h for generic targets.
5282 * config/glibc-stdint.h, config/newlib-stdint.h,
5283 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5284 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5285 * config/score/score.h (UINTPTR_TYPE): Define.
5286 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5287 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5288 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5289 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5290 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5291 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5292 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5293 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5294 * config/spu/spu.h (STDINT_LONG32): Define.
5295 * configure.ac (use_gcc_stdint): Substitute.
5296 * configure: Regenerate.
5297 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5298 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5299 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5300 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5301 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5302 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5303 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5304 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5305 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5306 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5307 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5308 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5309 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5310 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5311 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5312 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5313 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5314 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5315 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5316 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5317 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5318 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5319 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5320 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5321 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5322 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5323 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5324 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5325 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5327 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5329 * loop-iv.c (suitable_set_for_replacement): Renamed from
5330 simplify_using_assignment; changed to return bool and to accept new
5331 args DEST and SRC. Return true iff we find a source/destination pair
5332 that can be used to make a replacement, and fill SRC and DEST if so.
5333 Remove arg ALTERED. Don't deal with altered regs here. All callers
5335 (simplify_using_initial_values): Deal with altered regs here and track
5336 more precisely the effect they have on the validity of our expression.
5338 * loop-iv.c (simplify_using_condition): A condition of the form
5339 (EQ REG CONST) can be used to simply make a substitution.
5340 (simplify_using_initial_values): Keep track of conditions we have seen
5341 and keep using them to simplify new expressions, while applying the
5342 same substitutions to them as to the expression.
5344 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5345 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5348 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5349 changed. Use this when trying to improve the upper bound.
5350 Generate the comparison by using simplify_gen_relational.
5352 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5354 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5356 (simplify_using_assignment, simplify_using_initial_values): Call
5357 replace_in_expr to make replacements. Call replace_single_def_regs
5358 once on the initial version of the expression.
5360 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5363 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5365 2009-03-31 Richard Guenther <rguenther@suse.de>
5368 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5369 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5371 2009-03-31 Richard Guenther <rguenther@suse.de>
5373 * tree.h (div_if_zero_remainder): Declare.
5374 * fold-const.c (div_if_zero_remainder): Export.
5375 * tree-ssa-forwprop.c
5376 (forward_propagate_addr_into_variable_array_index): Handle
5377 constant array index addition outside of the variable index.
5379 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5382 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5383 define_splits, floatunssi<mode>2): Require x87 conversions from
5384 DImode to be permitted.
5386 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5388 PR preprocessor/15638
5389 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5391 2009-03-31 Richard Guenther <rguenther@suse.de>
5395 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5396 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5397 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5398 a separate statement.
5399 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5400 (lookup_tmp_var): Likewise.
5401 (is_gimple_formal_tmp_or_call_rhs): Remove.
5402 (is_gimple_reg_or_call_rhs): Rename to ...
5403 (is_gimple_reg_rhs_or_call): ... this.
5404 (is_gimple_mem_or_call_rhs): Rename to ...
5405 (is_gimple_mem_rhs_or_call): ... this.
5406 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5407 DECL_GIMPLE_REG_P only if is_formal is true.
5408 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5409 for non-proper post-modify expression gimplification.
5410 (gimplify_self_mod_expr): For post-modify expressions gimplify
5411 the lvalue to a minimal lvalue.
5412 (rhs_predicate_for): Remove formal temp case.
5413 (gimplify_modify_expr_rhs): Likewise.
5414 (gimplify_addr_expr): Use is_gimple_reg.
5415 (gimplify_expr): Remove formal temp cases.
5416 (gimple_regimplify_operands): Likewise.
5417 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5418 and FILTER_EXPR like constants.
5419 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5421 (is_gimple_formal_tmp_rhs): Remove.
5422 (is_gimple_reg_rhs): Remove special casing.
5423 (is_gimple_mem_rhs): Fix.
5424 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5425 (is_gimple_formal_tmp_var): Remove.
5426 (is_gimple_formal_tmp_reg): Likewise.
5427 (is_gimple_min_lval): Allow invariant component ref parts.
5428 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5429 is_gimple_formal_tmp_reg): Remove declarations.
5430 * tree-cfg.c (verify_expr): Verify that variables with address
5431 taken do not have DECL_GIMPLE_REG_P set.
5432 * tree-mudflap.c (mf_build_check_statement_for): Use
5433 force_gimple_operand instead of gimplify_expr.
5435 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5437 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5438 schedulable rows to compute_split_row.
5440 2009-03-31 Ben Elliston <bje@au.ibm.com>
5443 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5446 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5448 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5449 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5450 * configure: Regenerate.
5451 * config.in: Regenerate.
5452 * config/rs6000/rs6000.opt (mtls-markers): Add.
5453 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5454 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5455 (tls_ld_aix, tls_ld_sysv): Likewise.
5456 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5457 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5459 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5461 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5463 2009-03-30 Jan Hubicka <jh@suse.cz>
5465 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5467 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5468 detection and label handling.
5470 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5472 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5473 left_conflicts_size.
5474 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5475 ALLOCNO_LEFT_CONFLICTS_SIZE.
5477 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5478 remove_allocno_from_bucket_and_push,
5479 allocno_spill_priority_compare, push_allocnos_to_stack,
5480 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5481 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5482 (setup_allocno_left_conflicts_num): Ditto. Rename to
5483 setup_allocno_left_conflicts_size.
5484 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5485 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5486 setup_allocno_left_conflicts_size instead of
5487 setup_allocno_left_conflicts_num.
5489 * ira-build.c (ira_create_allocno): Use
5490 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5491 ALLOCNO_LEFT_CONFLICTS_NUM.
5493 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5495 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5496 instead of DF_LR_OUT.
5498 * ira-lives.c (process_bb_node_lives): Ditto.
5500 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5501 instead of DF_LR_{OUT,IN}.
5503 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5505 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5507 2009-03-30 Jan Hubicka <jh@suse.cz>
5509 * except.c (label_to_region_map): Fix thinko.
5511 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5514 * tree.h (tree_find_value): New declaration.
5515 * tree.c (tree_find_value): New function.
5516 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5518 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5521 * c-decl.c (struct c_binding): Add locus field.
5522 (bind): Add locus argument, set locus field from it.
5523 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5524 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5525 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5526 implicitly_declare, undeclared_variable, lookup_label,
5527 declare_label, c_make_fname_decl, c_builtin_function,
5528 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5531 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5534 * config/i386/i386.c (classify_argument): Check total size of
5537 2009-03-30 Martin Jambor <mjambor@suse.cz>
5539 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5540 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5541 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5544 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5545 seen_variable_array_ref while also traversing a union.
5547 * tree-inline.c (optimize_inline_calls): Do not call
5548 cgraph_node_remove_callees.
5549 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5550 (pass_remove_cgraph_callee_edges): New variable.
5551 * passes.c (init_optimization_passes): Add
5552 pass_remove_cgraph_callee_edges after early inlining and before all
5553 late intraprocedural passes.
5555 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5557 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5559 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5562 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5564 * combine.c (simplify_comparison): Use have_insn_for.
5565 * dojump.c (do_jump): Likewise.
5567 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5569 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5570 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5571 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5572 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5573 instead of sparc_compare_emitted.
5574 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5575 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5576 instead of sparc_compare_emitted.
5578 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5580 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5581 enter/exit cfglayout mode.
5582 (pass_partition_block): Require it.
5583 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5584 (combine_instructions): Track basic blocks instead of labels.
5585 (update_cfg_for_uncondjump): New.
5586 (try_combine): Use it. Update jumps after rescanning.
5587 (pass_combine): Require PROP_cfglayout.
5588 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5590 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5592 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5593 Provide/destroy PROP_cfglayout respectively.
5594 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5595 * tree-pass.h (PROP_cfglayout): New.
5597 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5599 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5600 fold_convert_const_fixed_from_fixed,
5601 fold_convert_const_fixed_from_int,
5602 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5603 set TREE_CONSTANT_OVERFLOW.
5604 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5605 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5607 2009-03-30 Ira Rosen <irar@il.ibm.com>
5609 * tree-vect-loop-manip.c: New file.
5610 * tree-vectorizer.c: Update documentation and included files.
5611 (vect_loop_location): Make extern.
5612 (rename_use_op): Move to tree-vect-loop-manip.c
5613 (rename_variables_in_bb, rename_variables_in_loop,
5614 slpeel_update_phis_for_duplicate_loop,
5615 slpeel_update_phi_nodes_for_guard1,
5616 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5617 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5618 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5619 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5620 find_loop_location): Likewise.
5621 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5622 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5623 get_vectype_for_scalar_type, vect_is_simple_use,
5624 supportable_widening_operation, supportable_narrowing_operation):
5626 (bb_in_loop_p): Move to tree-vect-loop.c.
5627 (new_loop_vec_info, destroy_loop_vec_info,
5628 reduction_code_for_scalar_code, report_vect_op,
5629 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5630 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5631 (vect_supportable_dr_alignment): Likewise.
5632 * tree-vectorizer.h (tree-data-ref.h): Include.
5633 (vect_loop_location): Declare.
5634 Reorganize function declarations according to the new file structure.
5635 * tree-vect-loop.c: New file.
5636 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5637 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5638 * tree-vect-data-refs.c: New file.
5639 * tree-vect-patterns.c (timevar.h): Don't include.
5640 * tree-vect-stmts.c: New file.
5641 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5642 tree-vect-slp.c, tree-vect-loop.c.
5643 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5644 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5645 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5646 (tree-vect-analyze.o): Remove.
5647 (tree-vect-transform.o): Likewise.
5648 (tree-vect-data-refs.o): Add rule.
5649 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5650 tree-vect-slp.o): Likewise.
5651 (tree-vect-patterns.o): Remove redundant dependencies.
5652 (tree-vectorizer.o): Likewise.
5653 * tree-vect-slp.c: New file.
5655 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5657 * optc-gen.awk: Warn if an option flag has multiple different
5660 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5662 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5663 -floop-block): Document dependences on PPL, CLooG and Graphite.
5665 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5667 PR rtl-optimization/323
5668 * c-common.c (c_fully_fold, convert_and_check,
5669 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5670 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5671 * c-common.def (EXCESS_PRECISION_EXPR): New.
5672 * c-cppbuiltin.c (builtin_define_float_constants): Define
5673 constants with enough digits for long double.
5674 * c-lex.c (interpret_float): Interpret constant with excess
5675 precision where appropriate.
5676 * c-opts.c (c_common_post_options): Set
5677 flag_excess_precision_cmdline. Give an error for
5678 -fexcess-precision=standard for C++ for processors where the
5679 option is significant.
5680 * c-parser.c (c_parser_conditional_expression): Handle excess
5681 precision in condition.
5682 * c-typeck.c (convert_arguments): Handle arguments with excess
5684 (build_unary_op): Move excess precision outside operation.
5685 (build_conditional_expr): Likewise.
5686 (build_compound_expr): Likewise.
5687 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5688 (build_modify_expr): Handle excess precision in RHS.
5689 (convert_for_assignment): Handle excess precision in converted
5691 (digest_init, output_init_element, process_init_element): Handle
5692 excess precision in initializer.
5693 (c_finish_return): Handle excess precision in return value.
5694 (build_binary_op): Handle excess precision in operands and add
5695 excess precision as needed for operation.
5696 * common.opt (-fexcess-precision=): New option.
5697 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5698 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5699 For standard excess precision, output explicit conversion to and
5700 truncation from XFmode.
5701 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5702 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5703 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5704 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5705 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5706 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5707 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5708 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5709 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5710 define_splits, sqrt<mode>2): Disable where appropriate for
5711 standard excess precision.
5712 * convert.c (convert_to_real): Do not shorten arithmetic to type
5713 for which excess precision would be used.
5714 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5715 * doc/invoke.texi (-fexcess-precision=): Document option.
5716 (-mfpmath=): Correct index entry.
5717 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5718 flag_excess_precision): New.
5719 * langhooks.c (lhd_post_options): Set
5720 flag_excess_precision_cmdline.
5721 * opts.c (common_handle_option): Handle -fexcess-precision=.
5722 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5723 init_excess_precision): New.
5724 (lang_dependent_init_target): Call init_excess_precision.
5725 * tree.c (excess_precision_type): New.
5726 * tree.h (excess_precision_type): Declare.
5728 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5731 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5732 non-lvalue to component.
5734 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5736 PR preprocessor/34695
5737 * Makefile.in (c-opts.o): Depend on c-tree.h.
5738 * c-common.c: Move down include of diagnostic.h.
5739 (done_lexing, c_cpp_error): New.
5740 * c-common.h (done_lexing): Declare.
5741 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5743 * c-opts.c: Include c-tree.h.
5744 (c_common_init_options): Set preprocessor error callback.
5745 (c_common_handle_option): Do not set preprocessor
5746 inhibit_warnings, warnings_are_errors, warn_system_headers,
5747 pedantic_errors or inhibit_warnings flags.
5748 (c_common_post_options): Do not check cpp_errors (parse_in).
5749 (c_common_finish): Do not output dependencies if there were
5750 errors. Do not check return value of cpp_finish.
5751 * c-ppoutput.c (pp_file_change): Set input_location.
5752 * c-tree.h (c_cpp_error): Declare.
5753 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5755 (diagnostic_build_prefix): Check override_column.
5756 * diagnostic.h (diagnostic_info): Add override_column field.
5757 (diagnostic_override_column): Define.
5759 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5761 * c-common.c (c_expand_expr, c_staticp): Remove.
5762 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5763 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5764 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5765 * c-gimplify.c (gimplify_compound_literal_expr,
5766 optimize_compound_literals_in_ctor): Remove.
5767 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5768 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5769 * c-semantics.c (emit_local_var): Remove.
5771 * langhooks-def.h (lhd_expand_expr): Remove.
5772 * langhooks.c (lhd_expand_expr): Remove.
5773 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5775 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5776 handling from c-semantics.c; don't call into langhook.
5777 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5778 * gimplify.c (gimplify_compound_literal_expr,
5779 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5780 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5781 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5782 as was done in c-gimplify.c.
5783 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5784 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5785 Move from c-common.h.
5786 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5788 * tree.c (staticp): Do not call langhook.
5789 * langhooks.c (lhd_staticp): Delete.
5790 * langhooks-def.h (lhd_staticp): Delete prototype.
5791 (LANG_HOOKS_STATICP): Delete.
5792 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5794 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5795 instead of DECL_STMTs.
5797 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5805 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5807 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5808 contained expression.
5809 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5810 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5811 conditional expressions for C.
5812 (decl_constant_value_for_optimization): Move from
5813 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5814 whether optimizing and that the expression is a VAR_DECL not of
5815 array type instead of doing such checks in the caller. Do not
5816 check pedantic. Call gcc_unreachable for C++.
5817 * c-common.def (C_MAYBE_CONST_EXPR): New.
5818 * c-common.h (c_fully_fold, c_save_expr,
5819 decl_constant_value_for_optimization): New prototypes.
5820 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5821 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5822 EXPR_INT_CONST_OPERANDS): Define.
5823 * c-convert.c (convert): Strip nops from expression.
5824 * c-decl.c (groktypename): Take extra parameters expr and
5825 expr_const_operands. Update call to grokdeclarator.
5826 (start_decl): Update call to grokdeclarator. Add statement for
5827 expressions used in type of decl.
5828 (grokparm): Update call to grokdeclarator.
5829 (push_parm_decl): Update call to grokdeclarator.
5830 (build_compound_literal): Add parameter non_const and build a
5831 C_MAYBE_COSNT_EXPR if applicable.
5832 (grokdeclarator): Take extra parameters expr and
5833 expr_const_operands. Track expressions used in declaration
5834 specifiers and declarators. Fold array sizes and track whether
5835 they are constant expressions and whether they are integer
5836 constant expressions.
5837 (parser_xref_tag): Set expr and expr_const_operands fields in
5839 (grokfield): Update call to grokdeclarator.
5840 (start_function): Update call to grokdeclarator.
5841 (build_null_declspecs): Set expr and expr_const_operands fields in
5843 (declspecs_add_type): Handle expressions in typeof specifiers.
5844 * c-parser.c (c_parser_declspecs): Set expr and
5845 expr_const_operands fields for declaration specifiers.
5846 (c_parser_enum_specifier): Likewise.
5847 (c_parser_struct_or_union_specifier): Likewise.
5848 (c_parser_typeof_specifier): Likewise. Update call to
5849 groktypename. Fold expression as needed. Return expressions with
5850 type instead of adding statements.
5851 (c_parser_attributes): Update calls to c_parser_expr_list.
5852 (c_parser_statement_after_labels): Fold expression before passing
5853 to objc_build_throw_stmt.
5854 (c_parser_condition): Fold expression.
5855 (c_parser_asm_operands): Fold expression.
5856 (c_parser_conditional_expression): Use c_save_expr. Update call
5857 to build_conditional_expr.
5858 (c_parser_alignof_expression): Update call to groktypename.
5859 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5860 original_code. Fold expression argument of va_arg. Create
5861 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5862 argument to va_arg. Update calls to groktypename. Fold array
5863 index for offsetof. Verify that first argument to
5864 __builtin_choose_expr has integer type.
5865 (c_parser_postfix_expression_after_paren_type): Update calls to
5866 groktypename and build_compound_literal. Handle expressions with
5867 side effects in type name.
5868 (c_parser_postfix_expression_after_primary): Update call to
5869 c_parser_expr_list. Set original_code for calls to
5870 __builtin_constant_p.
5871 (c_parser_expr_list): Take extra parameter fold_p. Fold
5872 expressions if requested.
5873 (c_parser_objc_type_name): Update call to groktypename.
5874 (c_parser_objc_synchronized_statement): Fold expression.
5875 (c_parser_objc_receiver): Fold expression.
5876 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5877 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5878 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5879 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5880 (struct c_typespec): Add elements expr and expr_const_operands.
5881 (struct c_declspecs): Add elements expr and expr_const_operands.
5882 (groktypename, build_conditional_expr, build_compound_literal):
5884 (in_late_binary_op): Declare.
5885 * c-typeck.c (note_integer_operands): New function.
5886 (in_late_binary_op): New variable.
5887 (decl_constant_value_for_broken_optimization): Move to c-common.c
5888 and rename to decl_constant_value_for_optimization.
5889 (default_function_array_conversion): Do not strip nops.
5890 (default_conversion): Do not call
5891 decl_constant_value_for_broken_optimization.
5892 (build_array_ref): Do not fold result.
5893 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5894 result when operand is a VLA.
5895 (c_expr_sizeof_type): Update call to groktypename. Handle
5896 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5897 result when operand names a VLA type.
5898 (build_function_call): Update call to build_compound_literal.
5899 Only fold result for calls to __builtin_* functions. Strip
5900 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5901 the function designator.
5902 (convert_arguments): Fold arguments. Update call to
5903 convert_for_assignment.
5904 (build_unary_op): Handle increment and decrement of
5905 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5906 decrement earlier. Fold operand of increment and decrement.
5907 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5908 built for integer operand. Wrap returns that are INTEGER_CSTs
5909 without being integer constant expressions or that have integer
5910 constant operands without being INTEGER_CSTs.
5911 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5912 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5913 result is an integer constant expression or can be used in
5914 unevaluated parts of one and avoid folding and wrap as
5915 appropriate. Fold operands before possibly doing -Wsign-compare
5917 (build_compound_expr): Wrap result for C99 if operands can be used
5918 in integer constant expressions.
5919 (build_c_cast): Update call to digest_init. Do not ignore
5920 overflow from casting floating-point constants to integers. Wrap
5921 results that could be confused with integer constant expressions,
5922 null pointer constants or floating-point constants.
5923 (c_cast_expr): Update call to groktypename. Handle expressions
5924 included in type name.
5925 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5926 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5927 Update calls to convert_for_assignment.
5928 (convert_for_assignment): Take new parameter
5929 null_pointer_constant. Do not strip nops or call
5930 decl_constant_value_for_broken_optimization. Set
5931 in_late_binary_op for conversions to boolean.
5932 (store_init_value): Update call to digest_init.
5933 (digest_init): Take new parameter null_pointer_constant. Do not
5934 call decl_constant_value_for_broken_optimization. pedwarn for
5935 initializers not constant expressions. Update calls to
5936 convert_for_assignment.
5937 (constructor_nonconst): New.
5938 (struct constructor_stack): Add nonconst element.
5939 (really_start_incremental_init, push_init_level, pop_init_level):
5940 Handle constructor_nonconst and nonconst element.
5941 (set_init_index): Call constant_expression_warning for array
5943 (output_init_element): Fold value. Set constructor_nonconst as
5944 applicable. pedwarn for initializers not constant expressions.
5945 Update call to digest_init. Call constant_expression_warning
5946 where constant initializers are required.
5947 (process_init_element): Use c_save_expr.
5948 (c_finish_goto_ptr): Fold expression.
5949 (c_finish_return): Fold return value. Update call to
5950 convert_for_assignment.
5951 (c_start_case): Fold switch expression.
5952 (c_process_expr_stmt): Fold expression.
5953 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5954 ensure statement expression is not evaluated in constant expression.
5955 (build_binary_op): Track whether results are integer constant
5956 expressions or may occur in such, disable folding and wrap results
5957 as applicable. Fold operands for -Wsign-compare warnings unless
5959 (c_objc_common_truthvalue_conversion): Handle results folded to
5960 integer constants that are not integer constant expressions.
5961 * doc/extend.texi: Document when typeof operands are evaluated,
5962 that condition of __builtin_choose_expr is an integer constant
5963 expression, and more about use of __builtin_constant_p in
5966 2009-03-29 Richard Guenther <rguenther@suse.de>
5968 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5969 propagate addresses of array references.
5971 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5973 * regmove.c (perhaps_ends_bb_p): Remove.
5974 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5975 from INSN and check that the main loop stays within that basic block.
5976 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5977 (regmove_forward_pass): Split out from regmove_optimize. Use
5978 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5979 (regmove_backward_pass): Split out from regmove_optimize. Use
5980 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5981 (regmove_optimize): Simplify.
5983 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5986 * config/i386/i386.c (classify_argument): Ignore flexible array
5987 member in struct and warn ABI change.
5989 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5991 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5993 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5994 (ix86_adjust_cost): Updated.
5996 2009-03-29 Jan Hubicka <jh@suse.cz>
5999 * tree-pass.h (pass_cleanup_eh): New function.
6000 (remove_unreachable_regions): Break code handling RTL
6001 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6002 that can not be reached by runtime.
6003 (can_be_reached_by_runtime): New function.
6004 (label_to_region_map): New function.
6005 (num_eh_regions): New function.
6006 (rtl_remove_unreachable_regions): New function.
6007 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6008 (remove_eh_region): New function.
6009 * except.h: Include sbitmap and vecprim.
6010 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6011 num_eh_regions): Declare.
6012 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6013 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6014 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6015 (tree_empty_eh_handler_p): New function.
6016 (cleanup_empty_eh): New function.
6017 (cleanup_eh): New function.
6018 (pass_cleanup_eh): New function.
6020 2009-03-29 Jan Hubicka <jh@suse.cz>
6022 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6023 for removed regions.
6025 2009-03-29 Jan Hubicka <jh@suse.cz>
6027 * except.c (dump_eh_tree): Dump all datastructures.
6029 2009-03-29 Jan Hubicka <jh@suse.cz>
6031 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6032 (duplicate_eh_regions_1): Likewise.
6033 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6034 vector; call EH verification.
6035 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6036 Be ready for region being removed.
6038 2009-03-29 Jan Hubicka <jh@suse.cz>
6040 * bitmap.c (bitmap_last_set_bit): New function.
6041 * bitmap.h (bitmap_last_set_bit): Declare.
6043 2009-03-29 David Ayers <ayers@fsfe.org>
6046 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6047 by calling objc_compare_types and surpress warnings about
6048 incompatible C pointers that are compatible ObjC pointers.
6050 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6052 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6053 call initialize_inline_failed.
6054 (initialize_inline_failed): Move it from here ...
6055 * cgraph.c (initialize_inline_failed): ... to here.
6056 (cgraph_create_edge): Call initialize_inline_failed rather than
6057 setting inline_failed directly.
6059 2009-03-29 Ben Elliston <bje@au.ibm.com>
6062 * sysv4.opt (msdata): Improve comment.
6063 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6064 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6066 2009-03-29 Ben Elliston <bje@au.ibm.com>
6069 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6070 load and store attributes.
6072 2009-03-29 Ben Elliston <bje@au.ibm.com>
6074 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6075 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6076 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6077 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6078 __builtin_infq and __builtin_huge_valq.
6080 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6082 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6084 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6085 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6087 2009-03-28 Xinliang David Li <davidxl@google.com>
6089 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6090 (do_dbg_cnt): New function.
6092 2009-03-28 Jan Hubicka <jh@suse.cz>
6094 Merge from pretty-ipa:
6096 2009-03-27 Jan Hubicka <jh@suse.cz>
6098 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6099 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6100 * passes.c (function_called_by_processed_nodes_p): New.
6101 * ipa-pure-const.c (check_call): Fix handling of operands.
6102 (analyze_function): Dump debug output for skipped bodies.
6103 (local_pure_const): Use function_called_by_processed_nodes_p.
6104 * dwarf2out.c (reference_to_unused): Use output.
6105 * passes.c (do_per_function_toporder): Likewise.
6107 2008-11-12 Jan Hubicka <jh@suse.cz>
6109 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6110 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6111 state_set_in_source enum
6112 (check_decl): Ignore memory tags; do not set fake looping flags;
6114 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6115 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6116 (check_call, analyze_function): Rewrite.
6118 (add_new_function): Update call of analyze_function.
6119 (generate_summary): Add call of analyze_function.
6120 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6121 (local_pure_const): New function.
6122 (pass_local_pure_const): New pass.
6123 * ipa-inline.c (inline_transform): Set after_inlining.
6124 * tree-eh.c (stmt_can_throw_external): New.
6125 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6126 work with aliasing built.
6127 * tree-flow.h (stmt_can_throw_external): New.
6128 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6129 and local pure/const pass in early and late optimization queue.
6131 2009-03-28 Martin Jambor <mjambor@suse.cz>
6133 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6135 (fold_binary): Allow function decl aligment consideration is the
6136 second argument is integer constant one.
6137 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6138 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6139 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6141 2009-03-28 Jan Hubicka <jh@suse.cz>
6143 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6144 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6145 * function.h (rtl_data): Add nothrow flag.
6146 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6147 set DECL_NOTHROW for AVAILABLE functions.
6149 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6151 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6152 following vector keyword has expansion starting with pixel or bool
6153 keyword, expand vector to __vector and pixel or bool to __pixel or
6157 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6158 warn_if_disallowed_function_p): Removed.
6159 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6160 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6161 warning_if_disallowed_function_p.
6162 * flags.h (warn_if_disallowed_function_p,
6163 warn_disallowed_functions): Removed.
6164 * common.opt (Wdisallowed-function-list=): Removed.
6165 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6167 2009-03-28 Richard Guenther <rguenther@suse.de>
6169 PR tree-optimization/38723
6170 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6173 2009-03-28 Jan Hubicka <jh@suse.cz>
6175 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6176 test introduced by my previous patch.
6178 2009-03-28 Richard Guenther <rguenther@suse.de>
6180 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6181 the PHIs value undefined.
6183 2009-03-28 Jan Hubicka <jh@suse.cz>
6185 * tree-pass.h (pass_fixup_cfg): New pass.
6186 * ipa-inline.c (inline_transform): Set
6187 always_inline_functions_inlined/after_inlining.
6188 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6189 (pass_fixup_cfg): New pass.
6190 * passes.c (init_optimization_passes): Add fixup_cfg.
6192 2009-03-28 Richard Guenther <rguenther@suse.de>
6194 PR tree-optimization/38458
6195 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6196 argument use the arguments copy-of value.
6198 2009-03-28 Richard Guenther <rguenther@suse.de>
6200 PR tree-optimization/38180
6201 * tree-ssa-ccp.c (get_default_value): Simplify.
6202 (likely_value): Likewise.
6203 (surely_varying_stmt_p): Properly handle VOP case.
6204 (ccp_initialize): Likewise.
6205 (ccp_fold): Handle propagating through *&.
6206 (fold_const_aggregate_ref): Also handle decls.
6208 2009-03-28 Jan Hubicka <jh@suse.cz>
6210 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6211 * cgraph.h (cgraph_node): Likewise.
6212 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6213 (cgraph_reset_node): Use process flag.
6214 (cgraph_mark_functions_to_output): Likewise.
6215 (cgraph_expand_function): Likewise.
6216 (cgraph_expand_all_functions): Likewise.
6217 (cgraph_output_in_order): Likewise.
6218 * dwarf2out.c (reference_to_unused): Likewise.
6219 * passes.c do_per_function_toporder): Likewise.
6221 2009-03-28 Jan Hubicka <jh@suse.cz>
6223 Bring from lto-branch:
6225 2008-09-03 Doug Kwan <dougkwan@google.com>
6227 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6228 enums instead of reason strings.
6229 * cgraph.c (cgraph_create_edge): Same.
6230 (cgraph_inline_failed_string): New function.
6231 * cgraph.h (cgraph_inline_failed_t): New enum type.
6232 (cgraph_inline_failed_string): New prototype.
6233 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6234 char pointer to cgraph_inline_failed_t.
6235 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6236 (cgraph_default_inline_p): Ditto.
6237 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6238 to cgraph_inline_failed_t pointer.
6239 * cif-code.def: New file.
6240 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6242 (cgraph_check_inline_limits): Change type of REASON to pointer to
6243 cgraph_inline_failed_t. Replace reason strings with enums.
6244 (cgraph_default_inline_p): Ditto.
6245 (cgraph_recursive_inlining_p): Ditto.
6246 (update_caller_keys): Change type of FAILED_REASON to
6247 cgraph_inline_failed_t.
6248 (cgraph_set_inline_failed): Change type of REASON to pointer to
6249 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6250 convert enums to strings for text output.
6251 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6252 to be of type cgraph_inline_failed_t. Replace reason strings with
6253 enums. Call cgraph_inline_failed_string to covert enums
6254 to strings for text output.
6255 (cgraph_decide_inlining): Replace reason strings with enums.
6256 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6257 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6259 * tree-inline.c (expand_call_inline): Change type of REASON
6260 to cgraph_inline_failed_t. Replace reason strings with enums.
6261 Call cgraph_inline_failed_string for text output.
6262 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6265 2009-03-28 Jan Hubicka <jh@suse.cz>
6267 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6268 cgraph_clone_node): Remove master clone handling.
6269 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6270 * cgraph.h (master_clone): Remove.
6271 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6272 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6273 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6275 2009-03-28 Jan Hubicka <jh@suse.cz>
6277 * cgraph.c (cgraph_function_body_availability): Functions declared
6278 inline are always safe to assume that it is not going to be replaced.
6280 2009-03-28 Richard Guenther <rguenther@suse.de>
6282 PR tree-optimization/38513
6283 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6284 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6285 EXC_PTR_EXPR and FILTER_EXPR.
6286 (get_ref_from_reference_ops): Likewise.
6288 2009-03-28 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/38968
6291 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6292 Use FLOOR_MOD_EXPR to compute misalignment.
6294 2009-03-28 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/37795
6297 * tree.h (combine_comparisons): Declare.
6298 * fold-const.c (combine_comparisons): Export.
6299 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6301 (ifcombine_iforif): Use combine_comparisons.
6303 2009-03-28 Jan Hubicka <jh@suse.cz>
6305 * tree-eh.c (inlinable_call_p): New function.
6306 (make_eh_edges): Use it.
6307 (verify_eh_edges): Use it.
6308 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6309 * except.c (reachable_next_level): Add inlinable_function argument
6310 (sjlj_find_directly_reachable_regions): Update.
6311 (add_reachable_handler): Do not set saw_any_handlers.
6312 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6313 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6314 Add new inlinable call parameter.
6315 (can_throw_internal, can_throw_external): Update.
6316 * except.h (can_throw_internal_1, can_throw_external_1,
6317 foreach_reachable_handler): Update declaration.
6319 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6321 * config/arm/t-arm-coff, config/h8300/coff.h,
6322 config/i386/i386-aout.h, config/i386/i386-coff.h,
6323 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6324 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6325 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6326 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6327 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6328 sys-types.h: Remove.
6329 * Makefile.in: Remove protoize and fixproto support and references
6331 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6332 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6334 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6335 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6336 unprotoize$(exeext).
6337 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6338 (.PHONY): Don't depend on proto.
6339 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6340 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6341 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6342 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6343 build/gen-protos.o, build/scan.o, xsys-protos.h,
6344 build/fix-header$(build_exeext), build/fix-header.o,
6345 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6346 stmp-install-fixproto): Remove.
6347 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6348 SYSCALLS.c or fixproto files.
6349 (install-common): Don't install protoize.
6350 (install-headers-tar, install-headers-cpio, install-headers-cp):
6351 Don't depend on $(STMP_FIXPROTO).
6352 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6353 install fixproto files or write out fixproto settings.
6354 (uninstall): Don't uninstall protoize.
6355 * config.gcc (use_fixproto): Remove.
6356 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6357 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6358 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6359 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6360 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6361 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6362 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6363 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6364 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6365 * config/t-vxworks (STMP_FIXPROTO): Remove.
6366 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6367 STMP_FIXPROTO): Remove.
6368 * config.in, configure: Regenerate.
6369 * crtstuff.c (gid_t, uid_t): Don't undefine.
6370 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6371 (arm-*-coff, arm-*-aout: Remove target entries.
6372 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6373 Remove mention of AIX 4.1.
6374 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6375 * doc/invoke.texi (Running Protoize): Remove.
6376 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6377 (Protoize Caveats): Remove.
6378 * tsystem.h: Update comments on headers assumed to exist.
6380 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6382 * genautomata.c: Add a new year to the copyright. Add a new
6384 (struct insn_reserv_decl): Add comments for member bypass_list.
6385 (find_bypass): Remove.
6386 (insert_bypass): New.
6387 (process_decls): Use insert_bypass.
6388 (output_internal_insn_latency_func): Output all bypasses with the
6389 same input insn in one switch case.
6391 * rtl.def (define_bypass): Describe bypass choice.
6392 * doc/md.texi (define_bypass): Ditto.
6394 2009-03-27 Richard Guenther <rguenther@suse.de>
6396 * gimplify.c (mark_addressable): Export.
6397 * tree-flow.h (mark_addressable): Declare.
6398 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6399 * tree-ssa.c (verify_phi_args): Verify that address taken
6400 variables have TREE_ADDRESSABLE set.
6402 2009-03-27 Richard Guenther <rguenther@suse.de>
6404 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6405 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6406 Do not mark decls TREE_ADDRESSABLE.
6407 (build_fold_addr_expr): Adjust.
6408 (fold_addr_expr): Remove.
6409 (fold_unary): Use build_fold_addr_expr.
6410 (fold_comparison): Likewise.
6411 (split_address_to_core_and_offset): Likewise.
6412 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6414 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6415 (gimplify_modify_expr_to_memcpy): Mark source and destination
6417 * omp-low.c (create_omp_child_function): Mark the object decl
6419 (lower_rec_input_clauses): Mark the var we take the address of
6421 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6423 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6426 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6427 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6429 2009-03-27 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/39120
6432 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6434 (handle_lhs_call): Process return constraints. Add escape
6435 constraints if necessary.
6436 (handle_const_call): Fill out return constraints. Make nested
6437 case more precise. Avoid consttmp if possible.
6438 (handle_pure_call): Fill out return constraints. Avoid
6439 callused if possible.
6440 (find_func_aliases): Simplify call handling.
6442 2009-03-27 Richard Guenther <rguenther@suse.de>
6444 PR tree-optimization/39120
6445 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6446 as a representative.
6447 (solve_graph): Do propagate CALLUSED.
6448 (handle_pure_call): Use a scalar constraint from CALLUSED for
6450 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6453 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6456 * c-common.c (handle_aligned_attribute): Properly check alignment
6457 overflow. Use (1U << i) instead of (1 << i).
6459 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6461 * expr.h (get_mem_align_offset): Updated.
6463 * tree.h (tree_decl_common): Change align to "unsigned int" and
6464 move it before pointer_alias_set.
6466 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6467 Jakub Jelinek <jakub@redhat.com>
6470 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6471 gr_register_operand with gr_reg_or_0_operand.
6472 (cmpxchg_rel_di): Likewise.
6473 (sync_lock_test_and_set<mode>): Likewise.
6475 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6477 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6478 (true_regnum): Likewise.
6480 * rtlanal.c (subreg_info): Moved to ...
6481 * rtl.h (subreg_info): Here. New.
6482 (subreg_get_info): New.
6484 * rtlanal.c (subreg_get_info): Make it extern.
6486 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6489 * config/i386/i386.c (ix86_abi): New.
6490 (override_options): Handle -mabi=.
6491 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6492 (ix86_call_abi_override): Likewise.
6493 (init_cumulative_args): Likewise.
6494 (function_arg_advance): Likewise.
6495 (function_arg_64): Likewise.
6496 (function_arg): Likewise.
6497 (ix86_pass_by_reference): Likewise.
6498 (ix86_function_value_regno_p): Likewise.
6499 (ix86_build_builtin_va_list_abi): Likewise.
6500 (setup_incoming_varargs_64): Likewise.
6501 (is_va_list_char_pointer): Likewise.
6502 (ix86_init_machine_status): Likewise.
6503 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6504 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6505 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6506 (ix86_function_abi): Make it static and return enum calling_abi.
6507 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6509 (ix86_fn_abi_va_list): Updated.
6511 * config/i386/i386.h (ix86_abi): New.
6512 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6513 (CONDITIONAL_REGISTER_USAGE): Likewise.
6514 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6515 (machine_function): Likewise.
6517 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6519 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6520 (STACK_BOUNDARY): Likewise.
6521 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6523 * config/i386/i386.opt (mabi=): New.
6525 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6526 return enum calling_abi.
6527 (ix86_function_type_abi): Likewise.
6528 (ix86_function_abi): Removed.
6530 * doc/invoke.texi: Document -mabi= option for x86.
6532 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6534 * builtins.c (real_dconstp): Delete.
6535 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6537 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6538 Jakub Jelinek <jakub@redhat.com>
6541 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6542 (gen_subprogram_die): When a function is explicit, generate the
6543 DW_AT_explicit attribute.
6544 * langhooks.h (struct lang_hooks_for_decls): Add
6545 function_decl_explicit_p langhook.
6546 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6547 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6549 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6551 * builtins.c (fold_builtin_memory_op): Optimize memmove
6552 into memcpy if we can prove source and destination don't overlap.
6554 * tree-inline.c: Include gt-tree-inline.h.
6555 (clone_fn_id_num): New variable.
6556 (clone_function_name): New function.
6557 (tree_function_versioning): Use it.
6558 * Makefile.in (GTFILES): Add tree-inline.c.
6560 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6562 * BASE-VER: Change to 4.5.0.
6564 2009-03-27 Xinliang David Li <davidxl@google.com>
6566 PR tree-optimization/39557
6567 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6569 2009-03-27 Xinliang David Li <davidxl@google.com>
6571 PR tree-optimization/39548
6572 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6575 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6577 * c-common.c (pointer_int_sum): Use %wd on return from
6580 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6582 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6583 on return from tree_low_cst.
6585 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6588 * ginclude/stdarg.h (va_copy): Define also for
6589 __GXX_EXPERIMENTAL_CXX0X__.
6591 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6594 * builtins.h (c_strlen): Do not warn here.
6595 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6596 * c-common.c (pointer_int_sum): Take an explicit location.
6597 Warn about offsets out of bounds.
6598 * c-common.h (pointer_int_sum): Adjust declaration.
6600 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6602 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6605 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6608 * opts.c (warn_if_disallowed_function_p): Don't assume
6609 get_callee_fndecl must return non-NULL.
6611 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6613 PR rtl-optimization/39522
6614 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6615 when reg_reloaded_valid is set.
6617 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6619 * config/spu/divv2df3.c: New file.
6620 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6621 (DPBIT_FUNCS): Filter out _div_df.
6623 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6625 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6626 a jump insn, count that jump in the distance to the loop start.
6628 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6631 * config/sh/sh.c (calc_live_regs): Fix condition for global
6632 registers except PIC_OFFSET_TABLE_REGNUM.
6634 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6637 * doc/invoke.texi (-mconsole): New.
6641 (-mnop-fun-dllimport): New.
6645 (sub section "i386 and x86-64 Windows Options"): New.
6647 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6649 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6650 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6652 2009-03-25 Richard Guenther <rguenther@suse.de>
6655 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6658 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6660 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6661 neither of haifa/selective schedulers are working.
6663 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6665 * doc/invoke.texi (Debugging Options): Fix description of
6666 -fno-merge-debug-strings.
6668 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6670 * config/cris/libgcc.ver: New version-script.
6671 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6673 * configure.ac <GAS features, nop mnemonic>: Add pattern
6674 crisv32-*-* for "nop".
6675 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6676 * configure: Regenerate.
6678 2009-03-24 Ira Rosen <irar@il.ibm.com>
6680 PR tree-optimization/39529
6681 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6682 mark_sym_for_renaming for the tag copied to the new vector
6685 2009-03-24 Arthur Loiret <aloiret@debian.org>
6687 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6688 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6689 EXTRA_SPEC_FUNCTIONS.
6690 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6691 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6692 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6693 -march and -mtune options.
6695 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6697 * config/m68k/t-rtems: Add m5329 multilib.
6699 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6700 Jakub Jelinek <jakub@redhat.com>
6703 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6706 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6709 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6710 instead of c_parser_expression_conv, if original_code isn't one of the
6711 4 allowed comparison codes, fail.
6713 2009-03-23 Richard Guenther <rguenther@suse.de>
6715 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6716 * tree.h (struct tree_type): Likewise.
6717 * reload.h (struct insn_chain): Likewise.
6718 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6719 * function.h (struct function): Likewise.
6720 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6722 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6724 PR tree-optimization/39516
6725 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6727 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6729 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6730 should be set true if BITS_PER_WORD of target is bigger than 32
6732 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6734 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6735 Translate -B-options to -rpath-link. Correct existing
6736 rpath-link and conditionalize on !nostdlib.
6738 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6740 * doc/extend.texi (Function Attributes, Variable Attributes):
6742 * doc/invoke.texi (Debugging Options, Optimize Options)
6743 (i386 and x86-64 Options, MCore Options): Likewise.
6745 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6748 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6749 it for block local namespace aliases.
6750 (gen_decl_die): Pass context_die to gen_namespace_die.
6752 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6755 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6756 minimum or maximum value.
6758 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6760 * reginfo.c (globalize_reg): Recompute derived reg sets.
6762 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6765 * libgcc2.c (mprotect): Do not use signed arguments for
6766 VirtualProtect, use DWORD arguments. Also fix the 'may
6767 be used uninitialized' warning for the np variable.
6769 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6772 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6773 functions using regparm calling conventions when not optimizing.
6774 (ix86_function_sseregparm): Similarly for sseregparm calling
6777 2009-03-19 Li Feng <nemokingdom@gmail.com>
6780 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6781 dependence if the first conflict is after niter iterations.
6783 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6786 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6787 functions with dynamic stack-pointer adjustments.
6789 2009-03-19 Ben Elliston <bje@au.ibm.com>
6791 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6792 option; change to -msdata=data.
6794 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6796 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6799 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6802 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6804 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6806 * doc/invoke.texi (Code Gen Options): Expand discussion of
6809 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6811 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6812 * matrix-reorg.c (struct matrix_info): Likewise.
6813 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6814 * rtl.h (struct mem_attrs): Likewise.
6815 * df.h (struct df): Likewise.
6816 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6817 * ira-int.h (struct ira_allocno): Likewise.
6818 * df-scan.c (struct df_collection_rec): Likewise.
6819 * ira.c (struct equivalence): Likewise.
6820 * function.c (struct temp_slot): Likewise.
6821 * cfgloop.h (struct loop): Likewise.
6824 * function.c (use_register_for_decl): When not optimizing, disregard
6825 register keyword for variables with types containing methods.
6827 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6830 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6831 (is_simple_operand): Call contains_component_ref_p before calling data
6832 reference analysis that would fail on COMPONENT_REFs.
6834 * tree-vrp.c (search_for_addr_array): Fix formatting.
6836 2009-03-18 Richard Guenther <rguenther@suse.de>
6838 * tree-vect-transform.c (vect_loop_versioning): Fold the
6839 generated comparisons.
6840 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6841 (slpeel_tree_peel_loop_to_edge): Likewise.
6843 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6846 * opts.c (print_specific_help): In addition to `undocumented',
6847 accept `separate' and `joined' flags if passed alone. Describe
6848 output by the first matched one of those.
6849 (common_handle_option): Skip over empty strings.
6850 * gcc.c (display_help): Fix help string for `--help='.
6851 * doc/invoke.texi (Option Summary, Overall Options): With
6852 `--help=', classes and qualifiers can both be repeated, but
6853 only the latter can be negated. One should not pass only
6854 negated qualifiers. Fix markup and examples.
6857 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6859 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6860 and -fhelp=separate.
6862 2009-03-17 Jing Yu <jingyu@google.com>
6865 * function.h (struct rtl_data): Move is_thunk from here...
6866 (struct function): ...to here.
6867 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6868 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6870 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6872 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6873 (alpha_output_function_end_prologue): Likewise.
6874 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6875 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6876 (rs6000_output_function_epilogue): Likewise.
6877 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6879 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6882 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6883 from different units in a single alternative.
6884 (*truncdfsf_i387): Ditto.
6885 (*truncxfsf2_mixed): Ditto.
6886 (*truncxfdf2_mixed): Ditto.
6888 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6890 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6891 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6894 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6895 unused non-artificial variables when not optimizing.
6898 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6899 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6900 NAMESPACE_DECL in its DECL_INITIAL.
6903 * optabs.c (set_user_assembler_libfunc): New function.
6904 * expr.h (set_user_assembler_libfunc): New prototype.
6905 * c-common.c: Include libfuncs.h.
6906 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6907 for memcmp, memset, memcpy, memmove and abort.
6908 * Makefile.in (c-common.o): Depend on libfuncs.h.
6911 * dwarf2out.c (gen_inlined_enumeration_type_die,
6912 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6913 gen_tagged_type_instantiation_die): Removed.
6914 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6917 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6920 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6922 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6923 (check-parallel-%): Ditto.
6924 (check-consistency): Ditto.
6926 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6928 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6929 local variable rhs by NULL_TREE.
6931 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6934 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6936 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6939 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6941 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6944 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6945 for ms->sysv ABI calls only in 64bit mode.
6947 * config/i386/i386.md (untyped_call): Support 32bit.
6949 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6951 * doc/extend.texi: Replace x86_65 with x86_64.
6953 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6955 PR tree-optimization/39455
6956 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6957 mismatches for POINTER_TYPE_P (type).
6958 (number_of_iterations_le): Likewise.
6960 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6962 * config/picochip/picochip.c: Removed profiling support.
6963 * config/picochip/picochip.md: Removed profiling instruction.
6964 * config/picochip/picochip.h: Removed profiling builtin.
6966 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6968 * doc/install.texi (--with-host-libstdcxx): Document.
6970 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6973 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6974 generate a warning if the function name does not begin with
6975 "__vector" and the function has either the 'signal' or 'interrupt'
6976 attribute, from here to ...
6977 (avr_declare_function_name): ...here. New function.
6978 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6979 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6981 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6984 * cse.c (fold_rtx): Don't modify original const_arg1 when
6985 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6986 separate variable instead.
6987 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6988 from out of range shift counts.
6989 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6991 2009-03-13 Catherine Moore <clm@codesourcery.com>
6993 * config/i386/x-mingw32 (host-mingw32.o): Replace
6994 diagnostic.h with $(DIAGNOSTIC_H).
6996 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6999 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7001 * config/i386/sync.md (sync_compare_and_swap<mode>,
7002 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7003 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7005 (sync_double_compare_and_swapdi_pic,
7006 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7007 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7009 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7012 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7014 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7017 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7018 (avx_addsubv4df3): Likewise.
7019 (*avx_addsubv4sf3): Likewise.
7020 (sse3_addsubv4sf3): Likewise.
7022 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7025 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7027 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7030 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7031 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7032 registers for allocnos created from user-defined variables.
7034 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7037 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7038 of non-integer mode as well.
7040 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7042 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7043 for functions for which the parameter types are unknown.
7045 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7048 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7049 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7050 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7051 * config/i386/i386.c (ix86_local_alignment): For
7052 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7053 long long variables on the stack to avoid dynamic realignment.
7054 Allow the first argument to be a decl rather than type.
7055 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7057 2009-03-11 Nick Clifton <nickc@redhat.com>
7060 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7062 Add description to mno-lsim option.
7063 * config/mcore/mcore.h: Remove comment about deprecated m4align
7065 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7066 * doc/invoke.texi: Add description of mno-lsim and
7067 mstack-increment options.
7069 * config/fr30/fr30.opt: Document the -mno-lsim option.
7070 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7071 and -mno-lsim options.
7073 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7075 * fold-const.c (fold_comparison): Only call fold_inf_compare
7076 if the mode supports infinities.
7078 2009-03-11 Jason Merrill <jason@redhat.com>
7081 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7082 end already did. Notice GIMPLE_CALL modifications of the result.
7083 Don't copy debug information from an ignored decl or a decl from
7086 2009-03-10 Richard Guenther <rguenther@suse.de>
7087 Nathan Froyd <froydnj@codesourcery.com>
7090 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7091 (__divMODE3): Likewise.
7093 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7095 PR tree-optimization/39394
7096 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7097 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7099 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7101 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7102 inline asms for register asm ("") declarations.
7104 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7106 * fold-const.c (fold_unary): Fix comment.
7108 2009-03-07 Jan Hubicka <jh@suse.cz>
7111 * tree-inline.c (setup_one_parameter): Do replacement of const
7112 argument by constant in SSA form.
7114 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7117 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7118 determine alignment passed to assign_stack_local.
7119 (assign_parms_unsplit_complex): Likewise.
7120 * except.c (sjlj_build_landing_pads): Likewise.
7122 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7125 * tree-flow.h (add_referenced_var): Return bool instead of void.
7126 * tree-dfa.c (add_referenced_var): Return result of
7127 referenced_var_check_and_insert call.
7128 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7129 of referenced_var_check_and_insert.
7132 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7133 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7134 DIE, don't emit it if abstract origin already has it.
7135 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7136 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7138 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7140 * genpreds.c (needs_variable): Fix parentheses at variable name
7142 (write_tm_constrs_h): Indent generated code.
7144 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7146 * doc/extend.texi (Function Attributes): Add documentation
7149 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7152 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7153 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7155 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7157 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7160 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7163 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7164 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7166 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7168 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7169 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7170 constants instead of magic numbers.
7171 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7173 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7174 (x86_64_ms_abi_int_parameter_registers): Ditto.
7175 (x86_64_int_return_registers): Ditto.
7176 (ix86_maybe_switch_abi): Ditto.
7177 (ix86_expand_call): Ditto for clobbered_registers array.
7178 (ix86_hard_regno_mode_ok): Ditto.
7179 (x86_extended_QIreg_mentioned_p): Ditto.
7181 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7183 PR tree-optimization/39349
7184 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7186 * combine.c (gen_lowpart_for_combine): Use omode when generating
7189 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7191 PR rtl-optimization/39235
7192 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7194 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7196 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7198 2009-03-04 Richard Guenther <rguenther@suse.de>
7200 PR tree-optimization/39362
7201 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7202 that occur in abnormal PHIs should be varying.
7204 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7206 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7208 (simple_iv): Take loop as an argument instead of statement.
7209 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7210 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7212 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7214 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7215 * matrix-reorg.c (analyze_transpose): Ditto.
7216 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7217 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7218 * tree-predcom.c (ref_at_iteration): Ditto.
7219 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7221 2009-03-04 Richard Guenther <rguenther@suse.de>
7223 PR tree-optimization/39358
7224 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7225 escaped_id and callused_id.
7226 (solve_graph): Likewise.
7228 2009-03-04 Richard Guenther <rguenther@suse.de>
7230 PR tree-optimization/39339
7231 * tree-sra.c (try_instantiate_multiple_fields): Make it
7232 no longer ICE on the above.
7234 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7236 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7237 that fits within Pmode.
7239 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7242 * tm.texi (LIBCALL_VALUE): Update description.
7244 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7247 * doc/extend.texi (section): Update description.
7249 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7252 * tree-inline.c (remapped_type): New.
7253 (can_be_nonlocal): Call remapped_type instead of remap_type.
7255 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7258 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7259 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7261 2009-03-03 Richard Guenther <rguenther@suse.de>
7264 * tree.c (tree_nonartificial_location): New function.
7265 * tree.h (tree_nonartificial_location): Declare.
7266 * builtins.c (expand_builtin_memory_chk): Provide location
7267 of the call location for artificial function pieces.
7268 (maybe_emit_chk_warning): Likewise.
7269 (maybe_emit_sprintf_chk_warning): Likewise.
7270 (maybe_emit_free_warning): Likewise.
7271 * expr.c (expand_expr_real_1): Likewise.
7273 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7275 PR tree-optimization/39343
7276 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7277 COMPONENT_REF t has ARRAY_TYPE.
7279 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7282 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7283 when the type precision of the induction variable should be
7284 larger than the type precision of nit.
7285 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7286 * graphite.c (graphite_loop_normal_form): Same.
7287 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7289 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7291 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7292 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7293 numbers to describe clobbered registers.
7294 (*call_value_0_rex64_ms_sysv): Ditto.
7295 * config/i386/mmx.md (mmx_emms): Ditto.
7298 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7300 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7303 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7305 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7306 (spu_section_type_flags): New function.
7308 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7310 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7311 reg_class_contents of FLOAT_REGS into a temporary.
7313 2009-03-02 Richard Guenther <rguenther@suse.de>
7314 Ira Rosen <irar@il.ibm.com>
7316 PR tree-optimization/39318
7317 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7318 information to the vectorized statement.
7320 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7323 variable. Use defined names instead of magic constants for REX SSE
7326 2009-03-01 Richard Guenther <rguenther@suse.de>
7328 PR tree-optimization/39331
7329 * omp-low.c (lower_send_shared_vars): Do not receive new
7330 values for the reference of DECL_BY_REFERENCE parms or results.
7332 2009-03-01 Jan Hubicka <jh@suse.cz>
7335 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7336 BLOCK_NONLOCALIZED_VAR): New macros.
7337 (tree_block): Add nonlocalized_vars.
7338 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7339 gen_decl_die): Add origin argument. Allow generation of die with
7340 origin at hand only.
7341 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7342 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7344 (gen_block_die): Fix checking for unused blocks.
7345 (process_scope_var): Break out from .... ; work with origins only.
7346 (decls_for_scope) ... here; process nonlocalized list.
7347 (dwarf2out_ignore_block): Look for nonlocalized vars.
7348 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7350 (dump_scope_block): Dump them.
7351 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7352 (remap_block): Likewise.
7353 (can_be_nonlocal): New predicate.
7354 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7356 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7358 * configure: Regenerate.
7360 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7362 * optc-gen.awk: No need to duplicate option flags twice.
7363 Reuse help texts for duplicate options which do not have any.
7365 * gcc.c (display_help): Document --version.
7367 * gcc.c (main): If print_help_list and verbose_flag, ensure
7368 driver output comes before subprocess output.
7370 * optc-gen.awk: Assign all remaining fields to help string,
7371 space-separated, for multi-line help in *.opt.
7373 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7374 -Wno-pedantic-ms-format is for MinGW targets only.
7376 * doc/options.texi (Option file format): Fix bad indentation,
7377 restoring dropped sentence.
7379 2009-02-28 Jan Hubicka <jh@suse.cz>
7381 * tree-inline.c (tree_function_versioning): Output debug info.
7383 2009-02-28 Jan Hubicka <jh@suse.cz>
7386 * tree-inline.c (setup_one_parameter): Do not copy propagate
7387 arguments when not optimizing.
7389 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7392 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7393 (avx_addsubv4df3): Likewise.
7394 (*avx_addsubv4sf3): Likewise.
7395 (sse3_addsubv4sf3): Likewise.
7396 (*avx_addsubv2df3): Likewise.
7397 (sse3_addsubv2df3): Likewise.
7398 (avx_unpckhps256): Correct item selectors.
7399 (avx_unpcklps256): Likewise.
7400 (avx_unpckhpd256): Likewise.
7401 (avx_unpcklpd256): Likewise.
7403 2009-02-28 Jan Hubicka <jh@suse.cz>
7405 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7407 (copy_arguments_for_versioning): If var is declared don't declare it.
7408 (tree_function_versioning): First setup substitutions and then copy
7411 2009-02-27 Jan Hubicka <jh@suse.cz>
7414 * cgraph.h (varpool_output_debug_info): Remove.
7415 * cgraphunit.c (varpool_output_debug_info): Remove.
7416 * dwarf2out.c (deferred_locations_struct): New struct
7417 (deferred_locations): New type.
7418 (deferred_locations_list): New static var.
7419 (deffer_location): New function.
7420 (gen_variable_die): Use it.
7421 (decls_for_scope): Output info on local static vars.
7422 (dwarf2out_finish): Process deferred locations.
7423 * varpool.c (varpool_output_debug_info): Remove.
7425 2009-02-27 Jan Hubicka <jh@suse.cz>
7428 * tree.h (TREE_PROTECTED): Fix comment.
7429 (BLOCK_HANDLER_BLOCK): Remove.
7430 (struct tree_block): Remove handler_block add body_block.
7431 (inlined_function_outer_scope_p): New.
7432 (is_body_block): Remove.
7433 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7434 * dwarf2out.c (is_inlined_entry_point): Remove.
7435 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7436 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7438 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7439 * gimplify.c (gimplify_expr): Gimplify body blocks.
7440 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7441 block with multiple subblocks.
7442 (dump_scope_block): Prettier output; dump more flags and info.
7443 (dump_scope_blocks): New.
7444 (remove_unused_locals): Use dump_scope_blocks.
7445 * tree-flow.h (dump_scope_blocks): Declare.
7446 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7447 * stmt.c (is_body_block): Remove.
7448 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7449 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7451 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7454 * graphite.c (graphite_loop_normal_form): Do not call
7455 number_of_iterations_exit from a gcc_assert.
7457 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7459 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7460 jumps if COND is NULL.
7461 (find_cond_jump): New function.
7462 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7463 * config/s390/s390.md: Remove z10_cobra attribute value.
7465 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7467 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7468 force_const_mem returns NULL_RTX.
7470 2009-02-26 Jan Hubicka <jh@suse.cz>
7473 * cgraph.h (varpool_output_debug_info): Remove.
7474 * cgraphunit.c (varpool_output_debug_info): Remove.
7475 * dwarf2out.c (deferred_locations_struct): New struct
7476 (deferred_locations): New type.
7477 (deferred_locations_list): New static var.
7478 (deffer_location): New function.
7479 (gen_variable_die): Use it.
7480 (decls_for_scope): Output info on local static vars.
7481 (dwarf2out_finish): Process deferred locations.
7482 * varpool.c (varpool_output_debug_info): Remove.
7484 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7486 PR rtl-optimization/39241
7487 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7488 to subreg_offset_representable_p.
7490 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7492 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7493 execute function prototype. Get f and nregs from max_reg_num
7494 and get_insns. Remove the first backward pass as it's dead,
7495 guard the forward pass by flag_expensive_optimizations.
7496 (rest_of_handle_regmove): Delete.
7497 (pass_regmove): Replace it with regmove_optimize.
7499 2009-02-25 Martin Jambor <mjambor@suse.cz>
7501 PR tree-optimization/39259
7502 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7503 calls_alloca function flags.
7504 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7507 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7509 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7510 flags_set_1_rtx, flags_set_1_set): Delete.
7511 (regmove_optimize): Do not call mark_flags_life_zones.
7513 2009-02-24 Julian Brown <julian@codesourcery.com>
7516 * config/arm/arm.c (require_pic_register): Only set
7517 cfun->machine->pic_reg once per function.
7519 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7521 * doc/invoke.texi (Link Options): Document an easier way to pass
7522 options that take arguments to the GNU linker using -Xlinker and -Wl.
7524 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7527 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7529 2009-02-24 Richard Guenther <rguenther@suse.de>
7532 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7534 2009-02-24 Richard Guenther <rguenther@suse.de>
7535 Zdenek Dvorak <ook@ucw.cz>
7537 PR tree-optimization/39233
7538 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7539 from converting them to a generic type.
7541 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7543 PR tree-optimization/39260
7544 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7545 contains a condition with a real type.
7546 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7548 2009-02-23 Jason Merrill <jason@redhat.com>
7551 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7552 narrowing_initializer_constant_valid_p.
7553 (narrowing_initializer_constant_valid_p): Don't return
7554 null_pointer_node for adding a pointer to itself.
7556 2009-02-23 Jan Hubicka <jh@suse.cz>
7559 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7562 2009-02-23 Jan Hubicka <jh@suse.cz>
7564 PR tree-optimization/37709
7565 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7566 * tree.h (block_ultimate_origin): Declare.
7567 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7568 * tree-ssa-live.c (remove_unused_scope_block_p):
7569 Eliminate blocks containig no instructions nor live variables nor
7571 (dump_scope_block): New function.
7572 (remove_unused_locals): Enable removal of dead blocks by default;
7573 enable dumping at TDF_DETAILS.
7575 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7577 * config/i386/i386.c (classify_argument): Don't allow COImode
7579 (function_arg_advance_32): Don't allow OImode.
7580 (function_arg_32): Likewise.
7581 (function_value_32): Likewise.
7582 (return_in_memory_32): Likewise.
7583 (function_arg_64): Remove OImode comment.
7585 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7588 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7589 ix86_expand_vector_set for V4DImode in 64bit mode only.
7590 (ix86_expand_vector_init_one_var): Likewise.
7592 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7594 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7596 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7599 * loop-iv.c: Revert last change.
7600 * emit-rtl.c: Likewise.
7602 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7605 * config/i386/i386.c (type_natural_mode): Remove an extra
7606 space in the warning message.
7607 (function_value_32): Handle 32-byte vector modes.
7608 (return_in_memory_32): Likewise.
7610 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7612 * loop-iv.c (truncate_value): New function.
7613 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7615 (lowpart_subreg): Move to...
7616 * emit-rtl.c: ...here.
7618 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7620 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7621 accidental and undocumented change at revision 140860.
7623 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7625 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7626 take gimple_seq * arguments.
7627 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7628 types_compatible_p langhook.
7630 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7631 Joseph Myers <joseph@codesourcery.com>
7633 * config/arm/arm.c (arm_builtin_va_list): New function.
7634 (arm_expand_builtin_va_start): Likewise.
7635 (arm_gimplify_va_arg_expr): Likewise.
7636 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7637 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7638 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7639 (va_list_type): New variable.
7640 (arm_mangle_type): Mangle va_list_type appropriately.
7642 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7645 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7646 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7647 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7648 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7649 parameter to 1000 for -O1 by default.
7650 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7652 * loop-invariant.c: Include params.h.
7653 (move_loop_invariants): Don't call move_single_loop_invariants on
7656 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7658 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7659 offset when calculating bounds for indexing stack_usage_map. Fixes
7660 a buffer overflow with certain target setups.
7662 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7665 * calls.c (expand_call): Clear try_tail_call if caller and callee
7666 disagree in promotion of function return value.
7668 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7671 * c-common.c (c_determine_visibility): If visibility changed and
7672 DECL_RTL has been already set, call make_decl_rtl to update symbol
7675 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7678 * varasm.c (assemble_variable): Don't check DECL_NAME when
7679 globalizing a variable.
7681 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7684 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7685 expression before any __builtin_trap call.
7686 * c-typeck.c (build_function_call): Convert and check function
7687 arguments before generating a call to a trap. Evaluate the
7688 function arguments before the trap.
7690 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7693 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7694 (UNSPEC_FXAM_MEM): New unspec.
7695 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7696 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7697 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7699 2009-02-19 Richard Guenther <rguenther@suse.de>
7701 PR tree-optimization/39207
7702 PR tree-optimization/39074
7703 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7704 storedanything_tree): New.
7705 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7706 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7707 (build_succ_graph): Add edges from STOREDANYTHING to all
7709 (init_base_vars): Initialize STOREDANYTHING.
7710 (compute_points_to_sets): Free substitution info after
7711 building the succ graph.
7712 (ipa_pta_execute): Likewise.
7714 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7716 (do_ds_constraint): Do not add to special var or non-pointer
7718 (type_could_have_pointers): Split out from ...
7719 (could_have_pointers): ... here. For arrays use the element type.
7720 (create_variable_info_for): Initialize may_have_pointers.
7721 (new_var_info): Likewise.
7722 (handle_lhs_call): Make the HEAP variable unknown-sized.
7723 (intra_create_variable_infos): Use a type with pointers for
7724 PARM_NOALIAS, make it unknown-sized.
7726 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7729 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7731 2009-02-18 Jason Merrill <jason@redhat.com>
7734 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7735 value if DECL_EXTERNAL.
7736 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7737 * target.h (gcc_target::binds_local_p): Clarify "module".
7738 * tree.h (TREE_PUBLIC): Clarify "module".
7740 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7743 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7744 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7746 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7749 * c.opt (Wabi): Support C and ObjC.
7752 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7754 * config/i386/i386.c (classify_argument): Warn once about the ABI
7755 change when passing union with long double.
7757 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7759 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7762 * c-parser.c (c_parser_compound_statement): Always enter and leave
7765 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7768 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7770 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7772 PR tree-optimization/36922
7773 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7774 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7777 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7779 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7782 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7784 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7786 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7788 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7791 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7792 Richard Sandiford <rdsandiford@googlemail.com>
7794 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7795 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7796 (loongson_biadd): ...this.
7798 2009-02-17 Richard Guenther <rguenther@suse.de>
7800 PR tree-optimization/39202
7801 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7802 a var make sure to follow existing collapses.
7804 2009-02-17 Richard Guenther <rguenther@suse.de>
7807 * langhooks.c (lhd_print_error_function): Check for NULL block.
7809 2009-02-17 Richard Guenther <rguenther@suse.de>
7811 PR tree-optimization/39204
7812 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7815 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7817 * config/soft-fp/double.h: Update from glibc CVS.
7819 2009-02-17 Richard Guenther <rguenther@suse.de>
7821 PR tree-optimization/39207
7822 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7823 strict-aliasing warnings for pointers pointing to NULL.
7825 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7828 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7829 skipping until next close brace.
7831 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7834 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7835 to function argument boundary.
7837 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7839 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7840 in the lea_add. Reload eventually constraints it properly.
7841 * config/picochip/constraints.md : Remove the target constraint
7842 "b", since it is not needed anymore.
7844 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7846 * gthr-dce.h: Uglify function parameter and local variable names.
7847 * gthr-gnat.h: Likewise.
7848 * gthr-mipssde.h: Likewise.
7849 * gthr-nks.h: Likewise.
7850 * gthr-posix95.h: Likewise.
7851 * gthr-posix.h: Likewise.
7852 * gthr-rtems.h: Likewise.
7853 * gthr-single.h: Likewise.
7854 * gthr-solaris.h: Likewise.
7855 * gthr-tpf.h: Likewise.
7856 * gthr-vxworks.h: Likewise.
7857 * gthr-win32.h: Likewise.
7859 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7862 * config/i386/i386.md: Restrict the new peephole2 to move
7863 between MMX/SSE registers.
7865 2009-02-15 Richard Guenther <rguenther@suse.de>
7868 2009-02-13 Richard Guenther <rguenther@suse.de>
7870 * configure.ac: Enable LFS.
7871 * configure: Re-generate.
7872 * config.in: Likewise.
7874 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7876 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7877 spu_srqwbyte, spu_srqwbytebc): Define.
7878 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7879 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7880 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7881 "shrqby_<mode>"): New insn-and-split patterns.
7882 * config/spu/spu.c (expand_builtin_args): Determine and return
7883 number of operands using spu_builtin_description data.
7884 (spu_expand_builtin_1): Use it.
7886 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7889 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7892 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7895 * config/i386/i386.c (override_options): Correct warning
7896 messages for -malign-loops, -malign-jumps and -malign-functions.
7898 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7901 * config/i386/i386.md: Restrict the new peephole2 to move
7902 between the general purpose registers.
7904 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7907 * config/i386/i386.c (type_natural_mode): Add a new argument.
7908 Return the original mode and warn ABI change if vector size is 32byte.
7909 (function_arg_advance): Updated.
7910 (function_arg): Likewise.
7911 (ix86_function_value): Likewise.
7912 (ix86_return_in_memory): Likewise.
7913 (ix86_sol10_return_in_memory): Likewise.
7914 (ix86_gimplify_va_arg): Likewise.
7915 (function_arg_32): Don't warn ABX ABI change here.
7916 (function_arg_64): Likewise.
7918 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7920 * loop-iv.c (implies_p): In the final case, test that operands 0
7921 of the two comparisons match.
7923 * config/bfin/bfin.c (find_prev_insn_start): New function.
7924 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7925 (find_next_insn_start): Move.
7927 2009-02-13 Richard Guenther <rguenther@suse.de>
7929 * configure.ac: Enable LFS.
7930 * configure: Re-generate.
7931 * config.in: Likewise.
7933 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7936 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7937 sizes on syntax error after some arguments have been parsed.
7939 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7941 * doc/invoke.texi (-fira): Remove.
7943 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7945 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7946 * recog.c: Likewise.
7949 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7951 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7952 (umul_ppmm): Likewise.
7953 (count_leading_zeros): Likewise.
7954 (count_trailing_zeros): Likewise.
7955 (UMUL_TIME): Likewise.
7957 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7959 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7960 soft-fp/t-softfp to tmake_file.
7962 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7963 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7964 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7965 IA64_BUILTIN_INFQ]: New.
7966 (ia64_init_builtins): Initialize __builtin_infq,
7967 __builtin_fabsq and __builtin_copysignq if not HPUX.
7968 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7969 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7971 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7973 (__fixtfti): Likewise.
7974 (__fixunstfti): Likewise.
7975 (__floattitf): Likewise.
7977 * config/ia64/libgcc-glibc.ver: New.
7978 * config/ia64/t-fprules-softfp: Likewise.
7979 * config/ia64/sfp-machine.h: Likewise.
7981 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7982 (LIBGCC2_TF_CEXT): Likewise.
7983 (TF_SIZE): Likewise.
7984 (TARGET_INIT_LIBFUNCS): Likewise.
7986 * config/ia64/t-glibc (SHLINB_MAPFILES):
7987 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7989 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7991 * config/i386/i386.c (construct_container): Rewrite processing
7992 BLKmode with X86_64_SSE_CLASS.
7994 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7997 * config/i386/i386.md: Replace simplify_replace_rtx with
7998 replace_rtx in the new peephole2.
8000 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8002 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8003 loop unrolling do not happen at -O2.
8005 2009-02-12 Michael Matz <matz@suse.de>
8007 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8009 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8011 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8014 2009-02-12 Ben Elliston <bje@au.ibm.com>
8016 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8017 patterns when updating the back chain. Missed in the 2009-02-10
8020 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8022 * doc/extend.texi (Decimal Floating Types): Update identifier of
8023 draft TR and list of missing support.
8025 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8028 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8029 bit to variable length decl's flags, add it also to its
8030 pointer replacement variable.
8032 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8033 Jakub Jelinek <jakub@redhat.com>
8036 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8037 (memory_blockage): New expander.
8038 (*memory_blockage): New insn pattern.
8039 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8040 instead of general blockage at the end of function prologue when
8041 frame pointer is used to access red zone area. Do not emit blockage
8042 when profiling, it is emitted in generic code.
8043 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8044 function epilogue when frame pointer is used to access red zone area.
8046 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8049 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8050 by arithmetic with memory operands.
8051 * config/i386/predicates.md (commutative_operator): New.
8053 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8055 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8058 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8060 * alias.h (record_alias_subset): Declare.
8061 * alias.c (record_alias_subset): Make global.
8063 2009-02-10 Nick Clifton <nickc@redhat.com>
8065 * tree-parloops.c: Change license to GPLv3.
8066 * ipa-struct-reorg.c: Change license to GPLv3.
8067 * ipa-struct-reorg.h: Change license to GPLv3.
8069 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8072 * c-decl.c (start_struct): Return NULL on error.
8074 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8077 * cfgloopmanip.c (remove_path): Call remove_bbs after
8078 cancel_loop_tree, not before it.
8081 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8082 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8083 VAR_DECLs were seen.
8084 * tree-ssa-live.c (remove_unused_locals): Recompute
8085 cfun->has_local_explicit_reg_vars.
8086 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8087 copies or clearings if cfun->has_local_explicit_reg_vars.
8089 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8092 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8093 of function prologue when frame pointer is used to access
8096 2009-02-10 Richard Guenther <rguenther@suse.de>
8099 * gimplify.c (gimple_regimplify_operands): Always look if
8100 we need to create a temporary.
8102 2009-02-10 Richard Guenther <rguenther@suse.de>
8104 PR tree-optimization/39132
8105 * tree-loop-distribution.c (todo): New global var.
8106 (generate_memset_zero): Trigger TODO_rebuild_alias.
8107 (tree_loop_distribution): Return todo.
8109 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8112 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8113 (x86_64_reg_class_name): Removed.
8114 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8115 first one isn't X86_64_SSE_CLASS or any other ones aren't
8116 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8117 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8118 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8119 and 3 X86_64_SSEUP_CLASS.
8120 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8121 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8123 2009-02-10 Ben Elliston <bje@au.ibm.com>
8125 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8126 form instruction to update the stack back chain word, even if the
8127 user has disabled the generation of update instructions.
8128 (movdi_<mode>_update_stack): New.
8129 (movsi_update_stack): Likewise.
8130 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8131 always use an update form instruction to update the stack back
8134 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8137 * graphite.c (if_region_set_false_region): After moving a region in
8138 the false branch of a condition, remove the empty dummy basic block.
8139 (gloog): Remove wrong fix for PR38953.
8141 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8143 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8144 generation due to implicit sign extension.
8146 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8149 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8150 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8152 2009-02-09 Richard Guenther <rguenther@suse.de>
8155 * convert.c (convert_to_real): Disable (float)fn((double)x)
8156 to fnf(x) conversion if errno differences may occur and
8157 -fmath-errno is set.
8159 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8161 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8162 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8163 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8165 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8168 * c-common.c (handle_alias_attribute): Disallow attribute for
8169 anything not a FUNCTION_DECL or VAR_DECL.
8171 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8174 * real.c (do_compare): Special-case compare of zero against
8175 decimal float value.
8177 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8180 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8181 as indicating flexible array members unless the field itself is
8182 being declarared as the incomplete array.
8184 2009-02-06 Jan Hubicka <jh@suse.cz>
8186 PR tree-optimization/38844
8187 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8190 2009-02-06 Richard Guenther <rguenther@suse.de>
8193 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8194 fork because we may expand it as __gcov_fork.
8196 2009-02-06 Nick Clifton <nickc@redhat.com>
8198 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8200 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8202 PR tree-optimization/35659
8203 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8204 vn_phi_eq): Shortcut if hashcode does not match.
8205 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8207 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8208 and avoid iterative_hash_expr.
8209 (FOR_EACH_VALUE_ID_IN_SET): New.
8210 (value_id_compare): Remove.
8211 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8212 sort expressions by value id.
8214 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8217 * config/sh/predicates.md (general_movsrc_operand): Don't check
8218 the subreg of system registers here.
8220 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8223 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8226 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8228 PR rtl-optimization/39110
8229 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8230 addresses, not aligned ones.
8232 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8233 Richard Guenther <rguenther@suse.de>
8235 PR tree-optimization/39100
8236 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8237 comment says and add edges.
8239 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8242 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8243 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8245 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8247 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8248 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8249 register_bb_in_sese, new_sese, free_sese): Moved.
8250 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8251 outermost_loop_in_scop, build_scop_iteration_domain,
8252 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8253 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8254 Use loop_in_sese_p instead of loop_in_scop_p.
8255 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8256 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8257 (scopdet_basic_block_info): Fix bug in scop detection.
8258 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8259 eq_loop_to_cloog_loop): Remove.
8260 (nb_loops_around_loop_in_scop, nb_loop
8261 ref_nb_loops): Moved here...
8262 * graphite.h (ref_nb_loops): ... from here.
8263 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8264 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8265 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8266 * testsuite/gcc.dg/graphite/scop-19.c: New
8268 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8269 Hans-Peter Nilsson <hp@axis.com>
8271 PR rtl-optimization/37889
8272 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8273 Move offset handling from PLUS to before the switch. Use new
8274 arguments when considering SYMBOL_REFs too.
8275 (rtx_addr_can_trap_p): Pass dummy offset and size.
8276 (enum may_trap_p_flags): Remove.
8277 (may_trap_p_1): Pass size from MEM_SIZE.
8279 PR rtl-optimization/38921
8280 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8281 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8282 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8283 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8285 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8287 AVX Programming Reference (January, 2009)
8288 * config/i386/sse.md (*vpclmulqdq): New.
8290 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8292 PR tree-optimization/38977
8293 PR gcov-profile/38292
8294 * calls.c (special_function_p): Disregard __builtin_ prefix.
8296 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8298 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8299 non-indexable addresses even before reload.
8301 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8304 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8305 as having variable size. Do not give an error for unnamed
8306 parameters with [*] declarators. Give a warning for type names
8307 with [*] declarators and mark them as variable size.
8308 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8309 for sizeof applied to [*] type names.
8311 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8314 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8316 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8318 * gcc.c (process_command): Update copyright notice dates.
8319 * gcov.c (print_version): Likewise.
8320 * gcov-dump.c (print_version): Likewise.
8321 * mips-tfile.c (main): Likewise.
8322 * mips-tdump.c (main): Likewise.
8324 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8327 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8328 for composite type involving a zero-length array type.
8330 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8333 * function.c (match_asm_constraints_1): Skip over
8334 initial optional % in the constraint.
8337 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8338 supported, don't accept FIXED_CSTs.
8339 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8340 and _Sat is used without _Fract/_Accum. Set specs->type to
8341 integer_type_node for cts_fract/cts_accum if fixed point is not
8344 2009-02-02 Catherine Moore <clm@codesourcery.com>
8346 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8348 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8350 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8351 (ABI_HAS_64BIT_SYMBOLS): Use it.
8352 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8354 2009-02-02 Paul Brook <paul@codesourcery.com>
8356 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8358 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8361 * recog.h (asm_operand_ok): Add constraints argument.
8362 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8363 recurse on matching constraint.
8364 (check_asm_operands): Pass constraints as 3rd argument to
8365 asm_operand_ok. Don't look up matching constraint here.
8366 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8369 2009-02-02 Ben Elliston <bje@au.ibm.com>
8371 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8372 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8374 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8376 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8377 information. Remove some obsolete information. Reorganize.
8379 * config/pa/fptr.c: Revert license to GPL 2.
8380 * config/pa/milli64.S: Likewise.
8382 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8385 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8386 LIBRARY name in, instead of hard-coding it.
8387 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8388 extra target make frag to tmake_files according to EH model.
8389 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8390 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8391 frags that define makefile variable EH_MODEL appropriately.
8392 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8393 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8394 to "-sjlj" according to type of EH configured.
8395 (LIBGCC_SONAME): Concatenate it to shared library base name.
8396 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8397 to "_sjlj" according to type of EH configured.
8398 (LIBGCC_SONAME): Concatenate it to shared library base name.
8399 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8400 (SHLIB_LINK): Add missing semicolon to if-else construct.
8401 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8402 string value of "pe_dll" command-line option.
8403 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8404 (SHLIB_SONAME): Use it when overriding t-cygming default.
8405 (SHLIB_IMPLIB): Override t-cygming default.
8406 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8407 string value of "pe_dll" command-line option.
8409 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8412 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8413 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8415 2009-01-31 Richard Guenther <rguenther@suse.de>
8417 PR tree-optimization/38937
8418 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8419 computing the transitive closure.
8421 2009-01-30 Richard Guenther <rguenther@suse.de>
8423 PR tree-optimization/39041
8424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8425 Propagate variable indices only if the types match for this stmt.
8427 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8430 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8431 inline but never defined.
8433 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8435 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8436 (*insv_h_di_reg_extimm): New insn.
8437 (*insv_l<mode>_reg_extimm): New insn.
8439 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8441 * config/picochip/picochip.c (flag_conserve_stack): set
8442 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8443 fconserve-stack. Reduce call-overhead used by inliner.
8445 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8448 * common.opt (flag_conserve_stack): Initialised to zero.
8450 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8453 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8454 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8457 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8459 * ira-color.c (allocno_reload_assign): Update comments.
8460 * regmove.c (regmove_optimize): Likewise.
8464 2009-01-29 Robert Millan <rmh@aybabtu.com>
8466 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8467 * config/i386/kopensolaris-gnu.h: New file. Undefine
8468 `MD_UNWIND_SUPPORT'.
8469 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8471 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8473 PR tree-optimization/39007
8474 * tree-loop-distribution.c (generate_builtin): Use
8475 recompute_dominator to compute the immediate dominator of the
8476 basic block just after the loop.
8478 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8480 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8481 (ASM_OUTPUT_DWARF_PCREL): Define.
8483 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8485 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8486 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8487 global. Modify entries about regmove and IRA.
8489 * ra-conflict.c: Remove the file.
8491 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8493 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8494 (pass_regclass_init): Rename to pass_reginfo_init.
8496 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8498 * toplev.h (flag_ira): Remove.
8500 * caller-save.c (setup_save_areas): Remove flag_ira.
8502 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8504 * global.c: Remove the file.
8506 * opts.c (decode_options): Remove flag_ira.
8508 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8510 * regmove.c: Modify file description.
8511 (find_use_as_address, try_auto_increment): Define them only if
8512 AUTO_INC_DEC is defined.
8513 (replacement_quality, replace_in_call_usage, fixup_match_1,
8514 stable_and_no_regs_but_for_p): Remove.
8515 (reg_set_in_bb): Make it static.
8516 (regmove_optimize): Remove flag_ira and code which worked for
8519 * local-alloc.c: Remove the file.
8521 * common.opt (fira): Remove.
8523 * ira.c: Include except.h.
8524 (eliminable_regset): Move from global.c.
8525 (mark_elimination): Ditto. Remove flag_ira.
8526 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8527 equiv_mem_modified, validate_equiv_mem_from_store,
8528 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8529 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8530 no_equiv, recorded_label_ref): Move from local-alloc.c.
8531 (update_equiv_regs): Ditto. Make it static.
8532 (print_insn_chain, print_insn_chains): Move it from global.c.
8533 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8534 (build_insn_chain): Ditto. Make it static.
8535 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8536 Rename to init_live_subregs.
8537 (gate_ira): Remove flag_ira.
8539 * regclass.c: Rename reginfo.c. Change file description.
8540 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8541 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8542 (init_reg_sets_1): Remove code for evaluation of
8543 reg_class_superclasses and losing_caller_save_reg_set.
8544 (init_regs): Remove init_reg_autoinc.
8545 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8546 ok_for_base_p_nonstrict): Remove.
8547 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8548 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8549 corresponding entries.
8550 (dump_regclass, record_operand_costs, scan_one_insn,
8551 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8552 record_address_regs, auto_inc_dec_reg_p): Remove.
8553 (gt-regclass.h): Rename to gt-reginfo.h.
8555 * rtl.h (dump_global_regs, retry_global_alloc,
8556 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8558 * Makefile.in (RA_H): Remove.
8559 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8560 Rename regclass.o to reginfo.o.
8561 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8563 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8564 (GTFILES): Rename regclass.c to reginfo.c.
8566 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8567 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8569 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8570 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8572 (finish_spills): Ditto. Remove code for !flag_ira.
8574 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8577 * doc/invoke.texi (rtl debug options): Complete rewrite.
8578 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8580 * mode-switching.c (pass_mode_switching): Rename pass from
8581 "mode-sw" to "mode_sw".
8582 * except.c (pass_convert_to_eh_ranges): Rename pass from
8583 "eh-ranges" to "eh_ranges".
8584 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8588 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8589 Alexander Monakov <amonakov@ispras.ru>
8592 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8594 (move_exprs_to_boundary): Change return type and pass through
8595 should_move from move_op. Relax assert. Update usage ...
8596 (schedule_expr_on_boundary): ... here. Use should_move instead of
8598 (move_op_orig_expr_found): Indicate that insn was disconnected from
8600 (code_motion_process_successors): Do not call after_merge_succs
8601 callback if original expression was not found when traversing any of
8603 (code_motion_path_driver): Change return type. Update prototype.
8604 (move_op): Update comment. Add a new parameter (should_move). Update
8605 prototype. Set *should_move based on indication provided by
8606 move_op_orig_expr_found.
8608 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8610 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8611 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8612 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8613 * config/rs6000/rs6000.c (rs6000_override_options): Default
8614 avoid-indexed-addresses on for Power6, off for everything else.
8615 (avoiding_indexed_address_p): New function.
8616 (rs6000_legitimize_address): Use it.
8617 (rs6000_legitimate_address): Likewise.
8618 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8620 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8622 PR tree-optimization/38997
8623 * tree-loop-distribution.c (generate_memset_zero): Use
8624 POINTER_PLUS_EXPR for a pointer addition.
8626 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8628 * config/s390/s390.md (bswap<mode>2): New pattern added.
8630 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8632 * config/s390/s390.md (*tls_load_31): Added type attribute.
8634 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8636 * config/s390/s390.md: Fix a few comments.
8638 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8640 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8641 (*tm<mode>_full): Fixed z10prop attribute.
8642 (*tst<mode>_extimm): Fixed z10prop attribute.
8643 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8644 (*tstqiCCT_cconly): Fixed z10prop attribute.
8645 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8646 (*movsi_larl): Fixed z10prop attribute.
8647 (*movsi_zarch): Fixed z10prop attribute.
8648 (*movsi_eas): Fixed z10prop attribute.
8649 (*movhi): Fixed z10prop attribute.
8650 (*movqi): Fixed z10prop attribute.
8651 (*movstrictqi): Fixed z10prop attribute.
8652 (*mov<mode>): Fixed z10prop attribute.
8653 (*movcc): Fixed z10prop attribute.
8654 (*sethighpartdi_64): Fixed z10prop attribute.
8655 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8656 (*negdi2_sign_cc): Fixed z10prop attribute.
8657 (*negdi2_sign): Fixed z10prop attribute.
8658 (*absdi2_sign_cc): Fixed z10prop attribute.
8659 (*absdi2_sign): Fixed z10prop attribute.
8660 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8661 (*negabsdi2_sign): Fixed z10prop attribute.
8662 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8663 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8664 (doloop_si64): Fixed z10prop attribute.
8665 (doloop_si31): Fixed z10prop attribute.
8666 (doloop_long): Fixed z10prop attribute.
8667 (indirect_jump): Fixed z10prop attribute.
8668 (nop): Fixed z10prop attribute.
8669 (main_base_64): Fixed z10prop attribute.
8670 (reload_base_64): Fixed z10prop attribute.
8672 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8674 PR rtl-optimization/38740
8675 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8677 * config/mips/mips.c (mips_reorg): Likewise.
8679 2009-01-28 Richard Guenther <rguenther@suse.de>
8681 PR tree-optimization/38926
8682 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8683 with the correct value id to a value.
8684 (do_regular_insertion): Use the value number of edoubleprime
8685 for the value number of the expr.
8688 2008-08-21 Richard Guenther <rguenther@suse.de>
8690 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8691 a PHI ask VN if it is already available.
8692 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8693 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8695 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8698 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8699 set to varying whenever max has TREE_OVERFLOW set, similarly
8700 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8702 2009-01-28 Richard Guenther <rguenther@suse.de>
8705 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8706 uninitialized aggregate uses in call arguments.
8708 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8710 PR tree-optimization/38984
8711 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8712 the nothing_id variable if -fno-delete-null-pointer-checks.
8714 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8718 (set_got_offset_rex64): Ditto.
8720 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8723 * doc/extend.texi: Improve local variable with asm reg.
8725 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8727 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8728 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8729 was not supplied then set warn_packed_bitfield_compat to the
8731 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8734 2009-01-27 Richard Guenther <rguenther@suse.de>
8736 PR tree-optimization/38503
8737 * cfgexpand.c (expand_gimple_basic_block): Ignore
8738 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8739 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8740 variables that cannot have TBAA applied.
8741 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8744 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8747 * calls.c (initialize_argument_information): Do not wrap complex
8748 arguments in SAVE_EXPR.
8750 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8752 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8753 (INSTALL_LIBGCC): Revert typo commit.
8755 2009-01-26 Richard Guenther <rguenther@suse.de>
8757 PR tree-optimization/38745
8758 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8759 from special handling.
8761 2009-01-26 Richard Guenther <rguenther@suse.de>
8763 PR tree-optimization/38745
8764 * tree-ssa.c (execute_update_addresses_taken): Do not include
8765 variables that cannot possibly be a register in not_reg_needs.
8766 Do not clear TREE_ADDRESSABLE on vars that may not become
8768 * tree-ssa.c (update_alias_info_1): Include those in the set
8769 of addressable vars.
8771 2009-01-26 Richard Guenther <rguenther@suse.de>
8774 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8775 * tree-ssa-dse.c: Include langhooks.h
8776 (execute_simple_dse): Remove stores with zero size.
8778 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8781 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8784 2009-01-24 Julian Brown <julian@codesourcery.com>
8786 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8787 config/arm/linux-atomic.c.
8788 * config/arm/linux-atomic.c: New.
8790 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8792 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8793 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8794 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8796 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8799 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8802 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8804 PR tree-optimization/38953
8805 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8806 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8807 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8808 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8811 2009-01-24 Paul Brook <paul@codesourcery.com>
8813 * config/arm/neon.md (neon_type): Move to arm.md.
8814 (neon_mov<VSTRUCT>): Add neon_type attribute.
8815 * config/arm/arm.md (neon_type): Move to here.
8816 (conds): Add "unconditioal" and use as default for NEON insns.
8818 2009-01-24 Ben Elliston <bje@au.ibm.com>
8820 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8821 void *' warning from -Wc++-compat.
8822 * Makefile.in (dominance.o-warn): Remove.
8824 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8826 PR tree-optimization/38932
8827 * fold-const.c (fold_unary_ignore_overflow): New.
8828 * tree.h (fold_unary_ignore_overflow): Declare.
8829 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8830 * tree-ssa-sccvn.c (visit_reference_op_load,
8831 simplify_unary_expression): Likewise.
8833 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8835 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8836 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8837 regardless of their type.
8838 * c-common.c (handle_packed_attribute): Don't ignore packed on
8840 * c.opt (Wpacked-bitfield-compat): New warning option.
8841 * stor-layout.c (place_field): Warn if offset of a field changed.
8842 * doc/extend.texi (packed): Mention the ABI change.
8843 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8844 (Warning Options): Add it to the list.
8846 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8848 * c-opts.c (c_common_post_options): Fix a typo in comments.
8850 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8853 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8854 variables to static.
8855 * doc/invoke.texi (-fmerge-all-constants): Update description.
8857 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8860 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8861 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8863 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8865 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8867 (LOCAL_ALIGNMENT): Similarly.
8869 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8870 Joseph Myers <joseph@codesourcery.com>
8872 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8873 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8874 * config/arm/arm-tune.md: Regenerate.
8875 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8878 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8880 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8881 version number to five.
8883 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8886 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8887 * c-common.c (set_underlying_type): Likewise.
8888 (is_typedef_decl ): Likewise
8890 (set_underlying_type): Likewise.
8891 (is_typedef_type): Likewise.
8893 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8896 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8899 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8902 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8903 (LIBGCC_SPEC): Don't define.
8904 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8906 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8908 PR rtl-optimization/38879
8909 * alias.c (base_alias_check): Unaligned access via AND address can
8910 alias all surrounding object types except those with sizes equal
8911 or wider than the size of unaligned access.
8913 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8916 * c-decl.c (clone_underlying_type): Move this ...
8917 * c-common.c (set_underlying_type): ... here.
8918 Also, make sure the function properly sets TYPE_STUB_DECL() on
8919 the newly created typedef variant type.
8920 (is_typedef_decl ): New entry point.
8921 * tree.h: Added a new member member_types_needing_access_check to
8922 struct tree_decl_non_common.
8923 (set_underlying_type): New entry point.
8924 (is_typedef_type): Likewise.
8926 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8928 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8929 Check whether two instructions have memory references that
8930 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8931 are helper functions for traversing.
8932 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8933 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8934 not to draw dependency edge for instructions with non-conflicting
8937 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8940 * longlong.h: Update copyright years. Use soft-fp license notice.
8941 Sync __clz_tab declaration with glibc.
8943 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8946 * doc/extend.texi (syscall_linkage): New.
8947 (version_id): Modify.
8949 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8950 Richard Guenther <rguenther@suse.de>
8952 PR tree-optimization/38747
8953 PR tree-optimization/38748
8954 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8955 conversion if the base address is an indirect reference and the
8956 aliasing sets could cause issues.
8958 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8960 * common.opt (fgraphite, fgraphite-identity): Add comment for
8961 explaining why these options are not documented.
8963 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8965 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8966 gimple_call_lhs is NULL.
8968 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8971 * emit-rtl.c (adjust_address_1): Make sure memref is never
8974 2009-01-20 Ben Elliston <bje@au.ibm.com>
8976 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8977 const qualifier from arg parameter. Remove unnecessary cast to char *.
8978 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8979 const qualifier from arg 2.
8981 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8983 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8985 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8988 * rtl.h (reinit_regs): New prototype.
8989 * regclass.c: Include ira.h.
8991 * Makefile.in (regclass.o): Add ira.h.
8992 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8994 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8997 * c-common.c (handle_aligned_attribute): Use
8998 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8999 default alignment value.
9001 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9003 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9004 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9006 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9007 __BIGGEST_ALIGNMENT__.
9009 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9011 2009-01-18 Richard Guenther <rguenther@suse.de>
9013 PR tree-optimization/38819
9014 * tree-flow.h (operation_could_trap_helper_p): Declare.
9015 * tree-eh.c (operation_could_trap_helper_p): Export.
9016 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9017 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9018 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9019 are about to insert a possibly trapping instruction and fail
9022 2009-01-18 Andreas Schwab <schwab@suse.de>
9024 * doc/install.texi (Configuration): Remove obsolete paragraph
9025 about use of --with-gnu-ld with --with-gnu-as.
9027 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9029 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9030 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9031 Follow spelling conventions.
9033 2009-01-18 Ben Elliston <bje@au.ibm.com>
9035 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9036 C++ warning about implicit conversion from void * to struct
9038 (bitmap_obstack_free): Likewise for bitmap_element *.
9039 * Makefile.in (bitmap.o-warn): Remove.
9041 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9043 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9045 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9046 Tobias Grosser <tobi.grosser@amd.com>
9048 * graphite.c (graphite_trans_scop_block): Do not block single
9051 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9053 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9054 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9055 test with assertion.
9057 2009-01-16 Richard Guenther <rguenther@suse.de>
9059 PR tree-optimization/38835
9061 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9062 and INT + PTR -> (INT)(PTR p+ INT) folding.
9063 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9065 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9068 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9069 the subreg from a lowpart subreg if it is also casting the value.
9071 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9072 Tobias Grosser <tobi.grosser@amd.com>
9074 * graphite.c (compare_prefix_loops): New.
9075 (build_scop_canonical_schedules): Rewritten.
9076 (graphite_transform_loops): Move build_scop_canonical_schedules
9077 after build_scop_iteration_domain.
9079 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9080 Tobias Grosser <tobi.grosser@amd.com>
9082 * graphite.c (add_conditions_to_domain): Add the loops to
9083 the dimension of the iteration domain. Do copy the domain
9084 only when it exists.
9085 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9086 (add_conditions_to_constraints): New.
9087 (can_generate_code_stmt, can_generate_code): Removed.
9088 (gloog): Do not call can_generate_code.
9089 (graphite_transform_loops): Call add_conditions_to_constraints
9090 after building the iteration domain.
9092 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9094 PR tree-optimization/38789
9095 * tree-ssa-threadedge.c
9096 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9097 __builtin_constant_p.
9099 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9101 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9102 examined before deleting them.
9104 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9106 * function.c (aggregate_value_p): Correctly extract the function
9107 type from CALL_EXPR_FN lookup.
9109 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9111 * config/picochip/picochip.c (picochip_override_options): Revert
9112 CFI asm flag disable commited previously.
9114 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9115 Tobias Grosser <tobi.grosser@amd.com>
9116 Jan Sjodin <jan.sjodin@amd.com>
9118 * graphite.c (scan_tree_for_params): On substractions negate
9119 all the coefficients of the term.
9120 (clast_to_gcc_expression_red): New. Handle reduction expressions
9121 of more than two operands.
9122 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9123 (get_vdef_before_scop): Handle also the case of default definitions.
9125 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9127 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9128 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9129 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9131 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9132 Joey Ye <joey.ye@intel.com>
9135 * cfgexpand.c (expand_stack_alignment): Don't update stack
9136 boundary nor check incoming stack boundary here.
9137 (gimple_expand_cfg): Update stack boundary and check incoming
9138 stack boundary here.
9140 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9142 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9144 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9146 PR rtl-optimization/38245
9147 * calls.c (expand_call): Add stack arguments to
9148 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9149 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9150 in regs and partially in memory or BLKmode arguments.
9151 (emit_library_call_value_1): Add stack arguments to
9152 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9153 ACCUMULATE_OUTGOING_ARGS).
9154 * dce.c: Include tm_p.h.
9155 (find_call_stack_args): New function.
9156 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9158 (mark_insn): Call find_call_stack_args for CALL_Ps.
9159 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9160 forwards. Allocate and free arg_stores bitmap if needed, pass it
9161 down to deletable_insn_p, don't mark stores set in arg_stores
9162 bitmap, clear the bitmap at the beginning of each bb.
9163 * Makefile.in (dce.o): Depend on $(TM_P_H).
9165 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9168 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9169 to make sure the insn is a conditional test (bug 22599). Reformat a
9172 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9175 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9176 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9177 (gloog): Do not call cleanup_tree_cfg.
9178 (graphite_transform_loops): Call cleanup_tree_cfg after all
9179 scops have been code generated.
9181 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9182 * doc/gty.texi (Invoking the garbage collector): Added new node
9183 and section documenting ggc_collect.
9185 2009-01-14 Richard Guenther <rguenther@suse.de>
9187 PR tree-optimization/38826
9189 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9190 initialization notes only if we actually emitted a warning.
9191 (intra_create_variable_infos): Add constraints for a result decl
9192 that is passed by hidden reference.
9193 (build_pred_graph): Mark all related variables non-direct on
9196 2009-01-14 Nick Clifton <nickc@redhat.com>
9198 * ira-conflicts.c: Include addresses.h for the definition of
9200 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9201 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9203 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9206 * Makefile.in (ira-lives.o): Add except.h.
9208 * ira-lives.c: Include except.h.
9209 (process_bb_node_lives): Process can_throw_internal.
9211 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9213 PR rtl-optimization/38774
9214 * combine.c (simplify_set): When undoing cc_use change, don't do
9215 PUT_CODE on the newly created comparison, but instead put back the
9218 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9220 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9221 values. Remove duplicate arm8 entry.
9223 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9225 PR tree-optimization/38786
9226 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9227 the SSA_NAME case of expand_scalar_variables_expr.
9228 Set the type of an expression to the type of its assign statement.
9229 (expand_scalar_variables_expr): Also gather the scalar computation
9230 used to index the memory access. Do not pass loop_p.
9231 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9232 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9233 the gimple_stmt_iterator where it inserts new code.
9235 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9236 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9238 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9240 * graphite.h (debug_value): Removed.
9241 * graphite.c (debug_value): Removed.
9243 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9245 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9246 ldrd/strd with two 32-bit instructions.
9248 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9250 * config/arm/arm.c (struct processors): Pass for speed down into
9251 cost helper functions.
9252 (const_ok_for_op): Handle COMPARE and inequality nodes.
9253 (arm_rtx_costs_1): Rewrite.
9254 (arm_size_rtx_costs): Update prototype.
9255 (arm_rtx_costs): Pass speed down to helper functions.
9256 (arm_slowmul_rtx_costs): Rework cost calculations.
9257 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9258 (arm_9e_rtx_costs): Likewise.
9260 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9262 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9263 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9264 (alpha_legitimize_address): Do not split local symbols wider than
9265 UNITS_PER_WORD into HIGH/LO_SUM parts.
9267 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9270 * gcc.c (process_command): Replace call to execvp with calls
9271 to pex_one and exit.
9273 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9276 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9277 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9278 variant for devices with 3-byte PC.
9279 (__tablejump_elpm__): New.
9281 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9284 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9285 offsetof member-designator, handle it as `[0].'.
9287 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9289 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9290 function when not using named sections on targets with named sections
9291 if branch distance is less than 262132.
9293 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9295 * combine.c (combine_instructions): Recompute
9296 optimize_this_for_speed_p for each BB in the main combine loop.
9298 2009-01-12 Tomas Bily <tbily@suse.cz>
9301 * tree-loop-distribution.c (prop_phis): New function.
9302 (generate_builtin): Call prop_phis.
9303 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9305 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9307 PR tree-optimization/38807
9308 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9309 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9311 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9313 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9314 subreg of op0 to the original op0.
9316 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9318 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9320 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9323 * mips-tfile.c (parse_def): Fix parsing of def strings
9324 starting with digits.
9326 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9329 * config/arm/arm.c (arm_is_long_call_p): Don't call
9330 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9332 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9334 * regrename.c (regrename_optimize): Fix dumping.
9335 (find_oldest_value_reg): Preserve REG_POINTER.
9336 (copy_hardreg_forward_1): Likewise.
9338 2009-01-09 Diego Novillo <dnovillo@google.com>
9340 * gimple.h (struct gimple_statement_base) <uid>: Document
9341 the restrictions on its use.
9343 (gimple_set_uid): Tidy.
9345 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9347 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9348 zero guard even if align_bytes != 0 and count is smaller than
9351 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9353 PR rtl-optimization/38495
9354 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9355 (add_range_and_copies_from_move_list): Print all added ranges.
9356 Add ranges to memory optimized destination.
9358 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9362 * config/i386/i386.c (override_options): Reject
9363 -mstringop-strategy=rep_8byte with -m32.
9364 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9365 to 1. Do count comparison against epilogue_size_needed at compile
9366 time even when count_exp was constant forced into register. For
9367 size_needed don't jump to epilogue, instead just avoid aligning
9368 and invoke the body algorithm. If need_zero_guard, add zero guard
9369 even if count is non-zero, but smaller than size_needed + number of
9370 bytes that could be stored for alignment.
9371 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9372 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9373 but smaller than size_needed + number of bytes that could be stored
9374 for alignment. Compare size_needed with epilogue_size_needed instead
9375 of desired_align - align, don't adjust size_needed, pass
9376 epilogue_size_needed to the epilogue expanders.
9379 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9381 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9383 * pa.c (last_address): Change to unsigned.
9384 (update_total_code_bytes): Change argument to unsigned. Don't
9385 check if insn addresses are set.
9386 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9387 addresses are not set.
9388 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9390 2009-01-09 Nick Clifton <nickc@redhat.com>
9392 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9393 DECL_DECLARED_INLINE_P.
9395 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9398 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9399 GET_MODE (op0) in operand_subword_force calls.
9402 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9403 fold_convert arg0 operands to TREE_TYPE (op0) first.
9405 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9407 * params.def (ira-max-conflict-table-size): Decrease default value
9410 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9412 PR tree-optimization/37031
9413 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9415 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9416 allocate it using gc instead of heap, use VEC_quick_push instead of
9418 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9419 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9420 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9421 allocated vector from heap allocated.
9422 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9423 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9424 vector only after perfect_loop_nest_depth call.
9426 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9427 Jan Sjodin <jan.sjodin@amd.com>
9429 PR tree-optimization/38559
9430 * graphite.c (debug_value, copy_constraint,
9431 swap_constraint_variables, scale_constraint_variable, ): New.
9432 (get_lower_bound, get_upper_bound): Removed.
9433 (graphite_trans_bb_strip_mine): Clean up this code that works
9434 only for constant number of iterations. Fully copy upper and
9435 lower bound constraints, not only the constant part of them.
9436 * graphite.h (debug_value): Declared.
9438 2009-01-08 Ira Rosen <irar@il.ibm.com>
9440 PR tree-optimization/37194
9441 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9442 Don't add the cost of cost model guard in prologue to scalar
9443 outside cost in case of known number of iterations.
9445 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9446 Alan Modra <amodra@bigpond.net.au>
9448 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9449 non-word-aligned REG+CONST addressing.
9451 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9454 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9455 free_after_compilation when outputting a thunk.
9456 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9457 Do not call free_after_compilation here.
9459 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9461 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9462 (ix86_valid_target_attribute_inner_p): Ditto.
9464 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9466 PR tree-optimization/38492
9467 PR tree-optimization/38498
9468 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9469 * tree-chrec.h (scev_is_linear_expression): Declared.
9470 * graphite.c (graphite_cannot_represent_loop_niter): New.
9471 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9472 (graphite_loop_normal_form): Use gcc_assert.
9473 (scan_tree_for_params): Use CASE_CONVERT.
9474 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9475 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9476 Use gcc_assert. Discard scops that contain unhandled cases.
9477 (build_scop_conditions): Return a boolean status for unhandled cases.
9478 (strip_mine_profitable_p): Print the loop number, not its depth.
9479 (is_interchange_valid): Pass the depth of the loop nest, don't
9480 recompute it wrongly.
9481 (graphite_trans_bb_block): Same.
9482 (graphite_trans_bb_block): Print tentative of loop blocking.
9483 (graphite_trans_scop_block): Do not print that the loop has been
9485 (graphite_transform_loops): Do not handle scops that contain condition
9488 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9490 AVX Programming Reference (December, 2008)
9491 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9492 (_mm256_stream_pd): Likewise.
9493 (_mm256_stream_ps): Likewise.
9495 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9496 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9497 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9498 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9499 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9500 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9501 (ix86_expand_special_args_builtin): Likewise.
9503 * config/i386/sse.md (AVXMODEDI): New.
9504 (avx_movnt<mode>): Likewise.
9505 (avx_movnt<mode>): Likewise.
9506 (<sse>_movnt<mode>): Remove AVX support.
9507 (sse2_movntv2di): Likewise.
9509 2009-01-07 Richard Guenther <rguenther@suse.de>
9512 * fold-const.c (extract_muldiv): Remove obsolete comment.
9513 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9514 to PLUS_EXPR canonicalization for the canonicalization.
9516 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9518 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9519 hosted cross-compilers generating less efficient code.
9521 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9523 * function.h (rtl_data): Add a dbr_scheduled_p field.
9524 * reorg.c (dbr_schedule): Set it.
9525 (gate_handle_delay_slots): Check it.
9526 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9527 (mips_reorg): Check flag_delayed_branch instead of
9528 mips_base_delayed_branch.
9529 (mips_override_options): Don't set mips_base_delayed_branch
9530 or flag_delayed_branch.
9532 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9534 PR rtl-optimization/38426.
9535 * ira.c (ira): Set current_function_is_leaf earlier.
9537 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9539 PR rtl-optimization/38722
9540 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9541 too early, only set a flag and modify after last possible
9544 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9547 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9548 * real.c (decimal_single_format): Correct values of emin and emax.
9549 (decimal_double_format): Ditto.
9550 (decimal_quad_format): Ditto.
9551 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9552 computation of DECnn_MIN and DECnn_MAX for corrected values of
9553 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9554 __DECnn_MIN__, and adjust its computation for the corrected value
9557 2009-01-06 Jan Hubicka <jh@suse.cz>
9560 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9562 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9564 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9565 Add Robert Clark to the list of testers.
9567 2009-01-06 Jan Hubicka <jh@suse.cz>
9568 Kai Tietz <kai.tietz@onevision.com>
9570 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9571 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9573 2009-01-06 Jan Hubicka <jh@suse.cz>
9574 Kai Tietz <kai.tietz@onevision.com>
9576 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9578 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9579 (ix86_nsaved_regs): Count only general purpose regs.
9580 (ix86_nsaved_sseregs): New.
9581 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9582 to 16 for w64; compute padding and size of sse reg save area.
9583 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9584 general purpose regs.
9585 (ix86_emit_save_sse_regs_using_mov): New.
9586 (ix86_expand_prologue): Save SSE regs if needed.
9587 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9588 (ix86_emit_restore_sse_regs_using_mov): New.
9589 (ix86_expand_epilogue): Save SSE regs if needed.
9591 2009-01-06 Jan Hubicka <jh@suse.cz>
9592 Kai Tietz <kai.tietz@onevision.com>
9594 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9595 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9596 functions when accumulate outgoing args is off.
9598 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9601 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9602 before using pseudos_have_intersected_live_ranges_p.
9604 * ira-int.h (ira_assert): Always define.
9606 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9608 AVX Programming Reference (December, 2008)
9609 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9610 (_mm256_permute2_pd): Likewise.
9611 (_mm_permute2_ps): Likewise.
9612 (_mm256_permute2_ps): Likewise.
9613 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9614 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9616 * config/i386/i386.c (ix86_builtins): Remove
9617 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9618 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9619 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9620 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9621 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9622 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9623 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9624 __builtin_ia32_vpermil2ps256.
9625 (ix86_init_mmx_sse_builtins): Updated.
9626 (ix86_expand_args_builtin): Likewise.
9628 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9630 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9631 long absolute calls when generating PA 2.0 code.
9633 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9635 PR rtl-optimization/38583
9636 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9638 * params.def (ira-max-conflict-table-size): New.
9640 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9642 * ira.h (ira_conflicts_p): New external definition.
9644 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9645 table. Report this. Return result of building.
9646 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9647 building conflict table.
9649 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9650 (ira_color): Use ira_conflicts_p.
9652 * global.c: Include ira.h.
9653 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9656 * Makefile.in (global.o): Add ira.h.
9658 * ira-build.c (mark_all_loops_for_removal,
9659 propagate_some_info_from_allocno): New.
9660 (remove_unnecessary_allocnos): Call
9661 propagate_some_info_from_allocno.
9662 (remove_low_level_allocnos): New.
9663 (remove_unnecessary_regions): Add parameter. Call
9664 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9665 parameter to remove_unnecessary_regions.
9666 (ira_build): Remove all regions but root if the conflict table was
9667 not built. Update conflict hard regs for allocnos crossing calls.
9669 * ira.c (ira_conflicts_p): New global.
9670 (ira): Define and use ira_conflicts_p.
9672 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9673 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9674 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9676 2009-01-06 Ben Elliston <bje@au.ibm.com>
9678 * gengtype-lex.l (YY_NO_INPUT): Define.
9680 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9683 * c-common.c (handle_vector_size_attribute): Also reject
9686 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9688 PR tree-optimization/38492
9689 * graphite.c (rename_map_elt, debug_rename_elt,
9690 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9691 rename_map_elt_info, eq_rename_map_elts,
9692 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9693 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9694 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9695 (sese_build_livein_liveouts): New.
9696 (new_sese, free_sese): New.
9697 (new_scop): Call new_sese.
9698 (free_scop): Call free_sese.
9699 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9700 (register_old_new_names): Renamed register_old_and_new_names.
9701 (register_scop_liveout_renames, add_loop_exit_phis,
9702 insert_loop_close_phis, struct igp,
9703 default_liveout_before_guard, add_guard_exit_phis,
9704 insert_guard_phis, copy_renames): New.
9705 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9706 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9707 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9708 (scop_adjust_phis_for_liveouts): New.
9709 (gloog): Call scop_adjust_phis_for_liveouts.
9711 * graphite.h (struct sese): Documented. Added fields liveout,
9713 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9714 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9715 (struct scop): Added field liveout_renames.
9716 (SCOP_LIVEOUT_RENAMES): New.
9718 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9720 PR tree-optimization/38510
9721 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9722 (translate_clast): Call recompute_all_dominators before
9724 (gloog): Call recompute_all_dominators before graphite_verify.
9726 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9727 Jan Sjodin <jan.sjodin@amd.com>
9729 PR tree-optimization/38500
9730 * graphite.c (create_sese_edges): Call fix_loop_structure after
9733 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9735 * config.gcc: Add m32r*-*-rtems*.
9736 * config/m32r/rtems.h: New file.
9738 2009-01-05 Ben Elliston <bje@au.ibm.com>
9740 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9741 (.po.pox): Likewise.
9742 (po/gcc.pot): Likewise.
9744 2009-01-04 David S. Miller <davem@davemloft.net>
9746 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9747 (STARTING_FRAME_OFFSET): Always set to zero.
9749 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9751 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9752 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9753 fixed-point types, and vectors of the same.
9755 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9757 * config/mips/sync.md (*mb_barrier): Rename to...
9758 (*memory_barrier): ...this.
9760 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9762 * doc/extend.texi (Function Attributes): Move @cindex after @item
9763 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9764 and put in alphabetical order. Fix 'target' name and put in order.
9765 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9768 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9770 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9771 (memory_barrier): Expand as unspec instead of unspec_volatile.
9772 Remove mem:BLK from insn operands. Use Pmode scratch register.
9773 (*memory_barrier): Define as unspec instead of unspec_volatile.
9774 Use (match_dup 0) as input operand.
9776 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9777 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9778 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9779 scratch register. Remove operand 1.
9780 (*stbar): Define as unspec instead of unspec_volatile.
9781 Use (match_dup 0) as input operand, remove (const_int 8).
9782 (*membar): Define as unspec instead of unspec_volatile.
9783 Use (match_dup 0) as input operand, remove input operand 2.
9785 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9786 (memory_barrier): Expand as unspec instead of unspec_volatile.
9787 Remove mem:BLK from insn operands. Use Pmode scratch register.
9788 (*memory_barrier): Define as unspec instead of unspec_volatile.
9789 Use (match_dup 0) as input operand.
9791 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9792 Remove mem:BLK from insn operands. Use Pmode scratch register.
9793 Set volatile flag on operand 0.
9794 (*memory_barrier): New insn pattern.
9796 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9798 (*memory_barrier): Use (match_dup 0) as input operand.
9800 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9801 Remove mem:BLK from insn operands. Use Pmode scratch register.
9802 Set volatile flag on operand 0.
9803 (*mb_internal): New insn pattern.
9805 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9807 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9810 * function.c (struct temp_slot): Move to the section of the file
9811 that deals with temp slots. Remove field 'address'.
9812 (temp_slot_address_table): New hash table of address -> temp slot.
9813 (struct temp_slot_address_entry): New struct, items for the table.
9814 (temp_slot_address_compute_hash, temp_slot_address_hash,
9815 temp_slot_address_eq, insert_temp_slot_address): Support functions
9817 (find_temp_slot_from_address): Rewrite to use the new hash table.
9818 (remove_unused_temp_slot_addresses): Remove addresses of temp
9819 slots that have been made available.
9820 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9821 worker function for remove_unused_temp_slot_addresses.
9822 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9823 Add the temp slot address to the address -> temp slot map.
9824 (update_temp_slot_address): Update via insert_temp_slot_address.
9825 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9826 (pop_temp_slots): Likewise.
9827 (init_temp_slots): Allocate the address -> temp slot map, or empty
9828 the map if it is already allocated.
9829 (prepare_function_start): Initialize temp slot processing.
9831 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9834 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9835 Calculate the size of all stack vars assuming no packing of stack
9836 vars will happen, replacing a quadratic algorithm with a linear one.
9838 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9841 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9844 2009-01-03 Diego Novillo <dnovillo@google.com>
9846 * doc/contrib.texi: Update contributions.
9848 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9851 * builtins.c (fold_builtin_memory_op): Give up if either operand
9852 is volatile. Set srctype or desttype to non-qualified version
9856 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9859 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9861 PR rtl-optimization/35805
9862 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9863 problem if fast dce is able to remove any instructions.
9864 * dce.c (dce_process_block): Fix dump message.
9866 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9869 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9871 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9874 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9875 * tree-pretty-print.c (op_code_prio): New function.
9876 (op_prio): No longer static. Use op_code_prio.
9877 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9878 Use op_prio and op_code_prio to determine if () should be
9879 printed around operand(s) or not.
9881 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9882 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9883 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9884 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9885 pp_character instead of pp_string for single letter printing.
9887 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9889 * doc/extend.texi: Fix '#pragma GCC option' typo.
9891 2009-01-02 Richard Guenther <rguenther@suse.de>
9893 * doc/install.texi (--enable-checking): Mention different
9895 (--enable-stage1-checking): Document.
9897 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9900 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9901 case to be an error.
9903 2009-01-02 Ben Elliston <bje@au.ibm.com>
9905 * config/fp-bit.h (pack_d): Constify argument.
9906 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9907 (isnan): Constify argument.
9911 (_fpadd_parts): Constify return type.
9912 (_fpmul_parts): Likewise.
9913 (_fpdiv_parts): Likewise.
9915 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9918 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9919 warn about overwriting initializer with side-effects or
9920 -Woverride-init if !IMPLICIT.
9921 (output_init_element): Likewise. Pass IMPLICIT down to
9923 (process_init_element): Add IMPLICIT argument. Pass it down
9924 to output_init_element.
9925 (push_init_element, pop_init_level, set_designator): Adjust
9926 process_init_element callers.
9927 (set_nonincremental_init, set_nonincremental_init_from_string):
9928 Adjust add_pending_init callers.
9929 (output_pending_init_elements): Adjust output_init_element callers.
9930 * c-tree.h (process_init_element): Adjust prototype.
9931 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9932 process_init_element callers.
9935 Copyright (C) 2009 Free Software Foundation, Inc.
9937 Copying and distribution of this file, with or without modification,
9938 are permitted in any medium without royalty provided the copyright
9939 notice and this notice are preserved.