1 2009-05-01 Michael Matz <matz@suse.de>
3 * calls.c (initialize_argument_information): Handle SSA names like
4 decls with a non MEM_P DECL_RTL.
6 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9 * ipa-utils.c: Likewise.
10 * ipa-type-escape.c: Likewise.
11 * cgraphunit.c Do not include c-common.h.
12 * ipa-pure-const.c: Likewise.
13 * tree-if-conv.c: Likewise.
14 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15 * ipa-struct-reorg.c: Likewise.
16 * tree-nomudflap.c: Likewise.
17 * tree-ssa-structalias.c: Likewise.
19 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21 * store-motion.c: Many cleanups to make this pass a first-class
22 citizen instead of an appendix to gcse load motion. Add TODO list
23 to make this pass faster/cleaner/better.
25 (struct ls_expr): Post gcse.c-split cleanups.
26 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
27 "stores" field to "avail_stores".
28 (pre_ldst_mems): Rename to store_motion_mems.
29 (pre_ldst_table): Rename to store_motion_mems_table.
30 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
31 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
32 (ldst_entry): Rename to st_expr_entry, update users.
33 (free_ldst_entry): Rename to free_st_expr_entry, update users.
34 (free_ldst_mems): Rename to free_store_motion_mems, update users.
35 (enumerate_ldsts): Rename to enumerate_store_motion_mems, update caller.
36 (first_ls_expr): Rename to first_st_expr, update users.
37 (next_ls_expr): Rename to next_st_expr, update users.
38 (print_ldst_list): Rename to print_store_motion_mems. Print names of
39 fields properly for store motion instead of names inherited from load
41 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
42 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
45 (ae_kill): Rename to st_kill, update users.
46 (ae_gen): Rename to st_avloc, update users.
47 (transp): Rename to st_transp, update users.
48 (pre_insert_map): Rename to st_insert_map, update users.
49 (pre_delete_map): Rename to st_delete_map, update users.
50 (insert_store, build_store_vectors, free_store_memory,
51 one_store_motion_pass): Update for abovementioned changes.
53 (gcse_subst_count, gcse_create_count): Remove.
54 (one_store_motion_pass): New statistics counters "n_stores_deleted"
55 and "n_stores_created", local variables.
57 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
60 (regvec, compute_store_table_current_insn): Remove.
61 (reg_set_info, reg_clear_last_set): Remove.
62 (compute_store_table): Use DF caches instead of local dataflow
65 2009-05-01 Joseph Myers <joseph@codesourcery.com>
67 * c-objc-common.c (c_tree_printer): Print identifiers with
68 pp_identifier, not pp_string. Mark "({anonymous})" for
70 * c-pretty-print.c (pp_c_ws_string): New.
71 (pp_c_cv_qualifier, pp_c_type_specifier,
72 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
73 pp_c_storage_class_specifier, pp_c_function_specifier,
74 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
75 pp_c_primary_expression, pp_c_postfix_expression,
76 pp_c_unary_expression, pp_c_shift_expression,
77 pp_c_relational_expression, pp_c_equality_expression,
78 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
79 use pp_string and pp_c_ws_string in place of pp_identifier and
80 pp_c_identifier for non-identifiers. Mark English strings for
82 * c-pretty-print.h (pp_c_ws_string): Declare.
84 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
85 Roland McGrath <roland@redhat.com>
87 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
89 (ENABLE_LD_BUILDID): New configuration option.
90 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
91 (LINK_BUILDID_SPEC): New macro.
92 (init_spec): If defined, prepend it between LINK_EH_SPEC and
94 * doc/install.texi: Document --enable-linker-build-id option.
98 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
100 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
101 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
102 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
103 MIPS_GP_SAVE_AREA_SIZE.
104 * config/mips/mips.c (struct mips_frame_info): Update comment
105 before arg_pointer_offset and hard_frame_pointer_offset.
106 (mips_compute_frame_info): Update diagram before function: to
107 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
108 indicate the position of frame_pointer_rtx with -fstack-protector and
109 to show args_size. Don't allocate cprestore area for leaf functions
110 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
112 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
114 2009-04-30 Michael Matz <matz@suse.de>
116 PR tree-optimization/39955
117 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
119 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
121 * ira.c (setup_cover_and_important_classes): Use safe macro
122 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
124 * genpreds.c (write_tm_preds_h): Output suitable definition of
125 REG_CLASS_FOR_CONSTRAINT.
127 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
129 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
131 * bitmap.c (bitmap_descriptor): Likewise.
132 * ggc-common.c (loc_descriptor): Likewise.
133 * varray.c (varray_descriptor): Likewise.
134 * vec.c (vec_descriptor): Likewise.
136 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
138 * Makefile.in (dce.o): Add $(EXCEPT_H).
139 * dce.c: Include except.h and delete redundant vector definitions.
140 (deletable_insn_p): Return false for non-call insns that can throw
143 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
145 * gcse.c (ae_gen): Remove.
146 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
147 and make non-static function to make it available in store-motion.c.
148 Update call sites with search-and-replace.
149 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
150 extract_mentioned_regs, extract_mentioned_regs_helper,
151 find_moveable_store, compute_store_table, load_kills_store, find_loads,
152 store_killed_in_insn, store_killed_after, store_killed_before,
153 build_store_vectors, insert_insn_start_basic_block, insert-store,
154 remove_reachable_equiv_notes, replace_store_insn, delete_store,
155 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
156 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
157 * store-motion.c: ...new file. Also copy data structures from gcse.c
158 and clean up to remove parts not used by store motion.
159 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
160 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
162 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
165 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
166 when optimizing for size.
168 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
170 * gcse.c (gcse_constant_p): Fix typo in last change.
172 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
174 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
176 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
178 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
180 2009-04-29 James E. Wilson <wilson@codesourcery.com>
182 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
183 CONST_HIGH_PART result.
185 2009-04-29 Anatoly Sokolov <aesok@post.ru>
187 * config/avr/avr.c (initial_elimination_offset): Rename to
188 avr_initial_elimination_offset.
189 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
190 change return type to bool.
191 (avr_can_eliminate): New function.
192 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
193 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
194 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
195 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
196 avr_initial_elimination_offset.
197 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
198 (avr_initial_elimination_offset): Define.
200 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
201 Steven Bosscher <steven@gcc.gnu.org>
203 PR rtl-optimization/39938
204 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
205 * cfgrtl.c: Include insn-attr.h.
206 (rest_of_pass_free_cfg): New function.
207 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
208 * resource.c (init_resource_info): Remove call to df_analyze.
210 2009-04-29 Richard Guenther <rguenther@suse.de>
213 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
214 allow conversion to signed integers.
216 2009-04-29 Richard Guenther <rguenther@suse.de>
218 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
219 shifts of floating point vectors if the shift amount is
220 a constant multiple of the element size.
222 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
223 Michael Matz <matz@suse.de>
227 * tree-outof-ssa.c (emit_partition_copy): New function.
228 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
229 insert_part_to_rtx_on_edge): Perform the partition base var
230 copy using emit_partition_copy.
231 (insert_value_copy_on_edge): Convert constants to the right mode.
232 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
233 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
235 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
237 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
238 scan backwards to try to find a constant to initialize it.
240 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
241 insn before the loop_end instruction, don't look past labels.
243 2009-04-29 Richard Guenther <rguenther@suse.de>
246 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
247 loose type conversions.
248 (forward_propagate_addr_expr): Fix tuplification bug. Remove
249 stmts only if there are no uses of its definition.
251 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
253 * config/bfin/bfin.h (splitting_loops): Declare.
254 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
255 Reorder bit definitions to be ascending.
256 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
257 * config/bfin/bfin.c (splitting_loops): New variable.
258 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
259 (struct loop_info): Remove members INIT and LOOP_INIT.
260 (bfin_optimize_loop): Don't set them. Reorder the code that generates
261 the LSETUP sequence. Allow LC to be loaded from any register, but also
262 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
263 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
265 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
268 * config/bfin/bfin.md (movsi_insn): Refine constraints.
270 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
272 * Makefile.in (PLUGIN_VERSION_H): New.
273 (OBJS-common): Remove plugin-version.o.
274 (plugin.o): Depend on (PLUGIN_VERSION_H).
275 (plugin-version.o): Remove.
276 * configure: Regenerate
277 * configure.ac: Create plugin-version.h.
278 * gcc-plugin.h (plugin_gcc_version): Remove.
279 (plugin_default_version_check): Change signature.
280 * plugin-version.c: Remove.
281 * plugin.c: Include plugin-version.h.
282 (str_plugin_gcc_version_name): Remove.
283 (try_init_one_plugin): Pass gcc version to plugin_init.
284 (plugin_default_version_check): Both gcc and plugin versions are now
287 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
289 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
290 problematic last insns. Test for TYPE_CALL rather than CALL_P.
291 Remove special case testing for last insn of inner loops. Don't fail if
292 the loop ends with a jump, emit an extra nop instead.
294 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
295 DREGS rather than comparing directly. Remove code that tries to
296 account for latencies.
298 2009-04-29 Richard Guenther <rguenther@suse.de>
300 PR tree-optimization/39941
301 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
302 eliminating an indirect call.
304 2009-04-29 Richard Guenther <rguenther@suse.de>
306 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
307 parameter. Allow invariants as base if !require_lvalue.
308 (verify_gimple_assign_single): Adjust.
310 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
312 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
313 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
314 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
315 ssaddhi3_parts and sssubhi3_parts.
316 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
318 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
321 2009-04-28 Richard Guenther <rguenther@suse.de>
323 * tree-vect-loop.c (get_initial_def_for_induction): Use
324 correct types for pointer increment.
326 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
328 * toplev.c (print_version): Update GMP version string calculation.
330 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
332 PR rtl-optimization/39938
333 * resource.c (init_resource_info): Add call to df_analyze.
335 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
337 * config/alpha/alpha.md (usegp): Cast the result of
338 alpha_find_lo_sum_using_gp to enum attr_usegp.
339 * config/alpha/alpha.c (override_options): Remove end-of-structure
340 marker element from cpu_table. Use array size of cpu_table to handle
341 -mcpu and -mtune options.
342 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
344 2009-04-28 Joseph Myers <joseph@codesourcery.com>
346 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
347 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
349 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
351 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
352 * config/rs6000/option-defaults.h: ... here. New file.
353 (OPT_64, OPT_32): Define.
354 (MASK_64BIT): Define to 0 if not already defined.
355 (OPT_ARCH64, OPT_ARCH32): Define.
356 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
359 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
361 * config/arm/arm.c (arm_override_options): Emit error on using
364 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
366 PR rtl-optimization/39914
367 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
368 registers for allocnos created from user-defined variables only
371 2009-04-28 Richard Guenther <rguenther@suse.de>
374 * fold-const.c (fold_binary): Use distribute_real_division only
377 2009-04-28 Steve Ellcey <sje@cup.hp.com>
379 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
380 add hpux-stdint.h to tm_file.
381 (hppa[12]*-*-hpux11*): Ditto.
382 (ia64*-*-hpux*): Ditto.
383 * config/hpux-stdint.h: New.
384 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
385 __STDC_EXT__ for all compiles.
386 * config/pa/pa-hpux.h: Ditto.
387 * config/pa/pa-hpux10.h: Ditto.
388 * config/pa/pa-hpux11.h: Ditto.
390 2009-04-28 Catherine Moore <clm@codesourcery.com>
392 * debug.h (set_name): Add comment.
394 2009-04-28 Andrew Pinski <pinskia@gmail.com>
397 * config/darwin.c (machopic_gen_offset): Check
398 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
399 * config/arm/arm.c (require_pic_register): Likewise.
401 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
403 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
404 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
405 m32c_promote_prototypes): Delete.
407 2009-04-28 Michael Matz <matz@suse.de>
410 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
413 2009-04-28 Richard Guenther <rguenther@suse.de>
415 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
417 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
419 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
420 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
421 * config/arm/arm-tune.md: Regenerate.
423 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
425 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
426 block if there are complex incoming edges.
427 (sel_merge_blocks): Remove useless assert.
428 (sel_redirect_edge_and_branch): Check that edge was redirected.
429 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
430 (sel_find_rgns): Delete declaration.
431 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
432 the region when it is not a preheader.
434 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
437 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
439 2009-04-28 Richard Guenther <rguenther@suse.de>
441 * tree.h (SSA_NAME_VALUE): Remove.
442 (struct tree_ssa_name): Remove value_handle member.
443 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
444 array for jump threading.
445 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
447 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
448 * tree-flow.h (threadedge_initialize_values): Declare.
449 (threadedge_finalize_values): Likewise.
450 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
451 (SSA_NAME_VALUE): Define.
452 (threadedge_initialize_values): New function.
453 (threadedge_finalize_values): Likewise.
454 * tree-ssa-dom.c (ssa_name_values): New global variable.
455 (SSA_NAME_VALUE): Define.
456 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
458 2009-04-28 Ira Rosen <irar@il.ibm.com>
460 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
461 Use REPORT_VECTORIZED_LOCATIONS instead
462 REPORT_VECTORIZED_LOOPS.
463 * tree-vectorizer.c (vect_verbosity_level): Make static.
464 (vect_loop_location): Rename to vect_location.
465 (vect_set_verbosity_level): Update comment.
466 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
468 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
469 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
470 instead REPORT_UNVECTORIZED_LOOPS.
471 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
472 vect_loop_def to vect_external_def and vect_internal_def.
473 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
474 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
475 REPORT_UNVECTORIZED_LOCATIONS.
476 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
477 and vect_used_in_loop and to vect_unused_in_scope and
479 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
480 (vect_verbosity_level): Remove declaration.
481 (vect_analyze_operations): Likewise.
482 (vect_analyze_stmt): Declare.
483 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
484 REPORT_UNVECTORIZED_LOCATIONS.
485 (vect_get_loop_niters): Fix indentation.
486 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
487 (vect_analyze_loop_operations): New function.
488 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
489 vect_analyze_operations.
490 (vect_is_simple_reduction): Use new names.
491 (vectorizable_live_operation, vect_transform_loop): Likewise.
492 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
493 specify whether the data references can be a part of interleaving chain.
494 (vect_analyze_data_ref_dependence): Use new names.
495 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
496 (vect_create_addr_base_for_vector_ref): Remove redundant code.
497 * tree-vect-patterns.c (widened_name_p): Use new names.
498 (vect_recog_dot_prod_pattern): Likewise.
499 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
500 (process_use, vect_mark_stmts_to_be_vectorized,
501 vect_model_simple_cost, vect_model_store_cost,
502 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
503 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
504 vectorizable_operation, vectorizable_type_demotion,
505 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
506 vectorizable_condition): Likewise.
507 (vect_analyze_operations): Split into vect_analyze_loop_operations
509 (vect_analyze_stmt): ... new function.
510 (new_stmt_vec_info): Use new names.
511 (vect_is_simple_use): Use new names and fix comment.
512 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
513 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
515 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
519 and integer modes for x87 operands. Do not ICE for unsupported size,
520 generate error instead. Generate error for unsupported operand types.
521 ['z']: Do not handle HImode memory operands specially. Warning
522 for floating-point operands. Fallthru to 'Z' for unsupported operand
523 types. Do not ICE for unsupported size, generate error instead.
524 (output_387_binary_op): Use %Z to output operands.
525 (output_fp_compare): Ditto.
526 (output_387_reg_move): Ditto.
528 2009-04-28 Ben Elliston <bje@au.ibm.com>
533 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
535 * builtins.c (c_strlen): Do not warn here.
536 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
537 * c-common.c (pointer_int_sum): Take an explicit location.
538 Warn about offsets out of bounds.
539 * c-common.h (pointer_int_sum): Adjust declaration.
541 2009-04-27 Ian Lance Taylor <iant@google.com>
543 * collect2.c (is_ctor_dtor): Change type of ret field in struct
545 * dce.c (run_fast_df_dce): Change type of old_flags to int.
546 * df-core.c (df_set_flags): Change return type to int. Change
547 type of old_flags to int.
548 (df_clear_flags): Likewise.
549 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
550 (df_get_conditional_uses): Likewise.
551 * df.h (df_set_flags, df_clear_flags): Update declarations.
552 * dwarf2out.c (struct indirect_string_node): Change type of form
553 field to enum dwarf_form.
554 (AT_string_form): Change return type to enum dwarf_form.
555 * fixed-value.c (fixed_compare): Add cast to enum type.
556 * fwprop.c (update_df): Change 0 to VOIDmode.
557 * gensupport.c: Change 0 to UNKNOWN.
558 * gimple.h (gimple_cond_code): Add cast to enum type.
559 * haifa-sched.c (reemit_notes): Add cast to enum type.
560 * hooks.c (hook_int_void_no_regs): Remove function.
561 * hooks.h (hook_int_void_no_regs): Remove declaration.
562 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
563 * predict.c (combine_predictions_for_insn): Add casts to enum type.
564 * real.c (real_arithmetic): Add cast to enum type.
565 (real_compare): Likewise.
566 * target.h (struct gcc_target): Change return type of
567 branch_target_register_class to enum reg_class.
568 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
569 default_branch_target_register_class.
570 * targhooks.c (default_branch_target_register_class): New function.
571 * targhooks.h (default_branch_target_register_class): Declare.
572 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
573 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
575 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
577 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
578 vect_uninitialized_def. Change 0 to ERROR_MARK.
579 * tree-vect-stmts.c (supportable_widening_operation): Don't
580 initialize icode1 and icode2.
581 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
582 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
584 (cmn_err_flag_specs): Change 0 to STD_C89.
585 (cmn_err_char_table): Likewise.
586 * config/arm/arm.c (get_arm_condition_code): Change type of code
587 to enum arm_cond_code.
588 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
589 (IWMMXT_BUILTIN2): Likewise.
590 (neon_builtin_type_bits): Don't define typedef.
591 (neon_builtin_datum): Change type of bits field to int.
592 (arm_expand_neon_args): Add cast to enum type.
593 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
595 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
597 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
599 * config/mips/mips.md (jal_macro): Return enum constant.
600 (single_insn): Likewise.
601 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
603 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
605 * config/s390/s390.c (s390_tune_flags): Change type to int.
606 (s390_arch_flags): Likewise.
607 (s390_handle_arch_option): Change flags field of struct pta to int.
608 * config/s390/s390.h (s390_tune_flags): Update declaration.
609 (s390_arch_flags): Likewise.
610 * config/sh/sh.c (prepare_move_operands): Compare
611 tls_symbolic_operand result with enum constant.
612 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
613 (sh_expand_prologue): Add cast to enum type.
614 (sh_expand_epilogue): Likewise.
615 (tls_symbolic_operand): Change return type to enum tls_model.
616 (fpscr_set_from_mem): Add cast to enum type.
617 (legitimize_pic_address): Compare tls_symbolic_operand result with
619 (sh_target_reg_class): Change return type to enum reg_class.
620 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
622 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
623 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
624 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
625 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
626 (delayed_branch, tls_call_delay): Likewise.
627 (eligible_for_sibcall_delay): Likewise.
628 (eligible_for_return_delay): Likewise.
629 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
630 (spu_expand_builtin_1): Likewise.
632 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
633 for all types of conversions.
634 (output_init_element): Issue -Wc++-compat warning if needed when
635 initializing a bitfield with enum type.
636 * c-parser.c (c_parser_expression): Set original_type to
637 original_type of right hand operand of comman operator.
639 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
641 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
643 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
644 * doc/cpp.texi (Standard Predefined Macros)
645 (Implementation-defined behavior): Likewise.
646 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
647 * doc/gimple.texi (GIMPLE Exception Handling)
648 (@code{GIMPLE_ASSIGN}): Likewise.
649 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
650 * doc/invoke.texi (Warning Options, Optimize Options)
651 (AVR Options, Darwin Options): Likewise.
652 (Optimize Options): Reformulate -fwhole-program description.
653 * doc/loop.texi (Lambda): Likewise.
654 * doc/md.texi (Output Template, Define Constraints)
655 (Standard Names, Insn Splitting): Likewise.
656 * doc/options.texi (Option properties): Likewise.
657 * doc/passes.texi (Tree-SSA passes): Likewise.
658 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
659 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
660 (File Names and DBX): Likewise.
661 * doc/trouble.texi (Incompatibilities): Likewise.
663 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
665 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
666 instruction is correct.
668 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
670 Allow non-constant arguments to conversion intrinsics.
671 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
672 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
673 * spu.c (print_operand): Handle 'v' and 'w'.
674 (exp2_immediate_p, spu_gen_exp2): Define.
675 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
676 spu_convtf_1): Update parameter descriptions.
677 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
678 * constraints.md ('v', 'w'): New.
679 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
681 (i2f, I2F): New define_mode_attr.
682 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
683 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
684 fixuns_truncv4sfv4si2): Update to use mode attribute.
685 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
686 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
687 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
688 patterns for combine.
690 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
692 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
693 (cprop, hoist, pre, store_motion): New debug counters.
694 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
695 is not an RTL pass anymore.
696 (pass_profiling): Remove extern decl for pass removed in 2005.
697 (pass_gcse, pass_jump_bypass): Remove.
698 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
699 to 0 for clean state.
700 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
701 * cse.c (gate_handle_cse_after_global_opts,
702 rest_of_handle_cse_after_global_opts): New functions.
703 (pass_cse_after_global_opts): New pass, does local CSE.
704 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
705 (TV_CPROP): New timevar.
706 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
707 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
708 (gcse_main, recompute_all_luids): Remove.
709 (compute_hash_table_work): Call max_reg_num instead of reading
711 (cprop_jump): Don't set run_jump_opt_after_gcse.
712 (constprop_register): Always allow to alter jumps.
713 (cprop_insn): Likewise.
714 (do_local_cprop): Likewise.
715 (local_cprop_pass): Likewise. Return non-zero if something changed.
716 (cprop): Remove function, fold interesting bits into one_cprop_pass.
717 (find_implicit_sets): Add note about missed optimization opportunity.
718 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
719 pass_rtl_cprop execute function.
720 Don't bother tracking the pass number, each pass gets its own dumpfile
722 Always allow to alter jumpsand bypass jumps.
723 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
724 will just find no suitable set.
725 (pre_edge_insert): Fix dumping, this function is for PRE only.
726 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
727 pass_rtl_pre execute function.
728 (hoist_code): Return non-zero if something changed. Keep track of
729 substitutions and insertions for statistics gathering similar to PRE.
730 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
731 called from the pass_rtl_hoist execute function. Show pass statistics.
732 (compute_store_table): Use max_reg_num directly instead of using the
733 formerly global max_gcse_regno.
734 (build_store_vectors): Likewise.
735 (replace_store_insn): Fix dumping.
736 (store_motion): Rename to ...
737 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
738 pass, called from the pass_rtl_store_motion execute function. Keep
739 track of substitutions and insertions for statistics gathering similar
741 (bypass_jumps): Remove, fold interesting bits into ...
742 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
743 from the pass_rtl_cprop execute function.
744 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
745 pass_jump_bypass): Remove.
746 (gate_handle_gcse, rest_of_handle_gcse): Remove.
747 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
748 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
749 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
750 (gate_rtl_store_motion, execute_rtl_store_motion,
751 pass_rtl_store_motion): New.
752 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
753 make it clear that -fcse-skip-blocks is a no-op for backward compat.
754 * passes.c (init_optimization_passes): Remove pass_gcse and
755 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
756 and cse_after_global_opts in place of pass_gcse. Schedule cprop
757 instead of pass_jump_bypass.
759 2009-04-27 Richard Guenther <rguenther@suse.de>
762 * gimplify.c (gimplify_expr): If we are required to create
763 a temporary make sure it ends up as register.
765 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
768 * config/i386/i386.c (construct_container): Don't call
769 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
770 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
772 2009-04-27 Michael Matz <matz@suse.de>
774 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
775 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
776 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
777 (dump_replaceable_exprs): Take a bitmap.
778 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
780 (expand_gimple_basic_block): Likewise.
781 * tree-ssa-ter.c (struct temp_expr_table_d): Make
782 replaceable_expressions member a bitmap.
783 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
784 (mark_replaceable): Likewise.
785 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
786 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
788 2009-04-27 Richard Guenther <rguenther@suse.de>
790 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
791 (verify_stmts): Dispatch to gimple/type verification code.
792 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
793 issue with call argument types.
795 2009-04-27 Michael Matz <matz@suse.de>
797 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
798 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
801 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
802 Eric Botcazou <ebotcazou@adacore.com>
804 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
805 a label's basic block.
806 (mark_target_live_regs): Tidy and rework obsolete comments.
807 Change back DF problem to LIVE. If a label starts a basic block,
808 assume that all registers that used to be live then still are.
809 (init_resource_info): If a label starts a basic block, set its
810 BLOCK_FOR_INSN accordingly.
811 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
813 2009-04-27 Richard Guenther <rguenther@suse.de>
815 * tree-flow-inline.h (function_ann): Remove.
816 (get_function_ann): Likewise.
817 * tree-dfa.c (create_function_ann): Remove.
818 * tree-flow.h (struct static_var_ann_d): Remove.
819 (struct function_ann_d): Likewise.
820 (union tree_ann_d): Remove fdecl member.
821 (function_ann_t): Remove.
822 (function_ann, get_function_ann, create_function_ann): Remove
825 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
827 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
829 2009-04-27 Jan Hubicka <jh@suse.cz>
831 * ipa-pure-const.c (struct funct_state_d): New fields
832 state_previously_known, looping_previously_known; remove
834 (analyze_function): Use new fields.
835 (propagate): Avoid assumption that state_set_in_source imply
838 * tree-ssa-loop-niter.c (finite_loop_p): New function.
839 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
840 * cfgloop.h (finite_loop_p): Declare.
842 2009-04-26 Michael Matz <matz@suse.de>
844 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
846 2009-04-26 Michael Matz <matz@suse.de>
848 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
849 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
850 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
851 pass_mark_used_blocks): Remove.
852 * tree-optimize.c (pass_free_datastructures,
853 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
854 * passes.c (init_optimization_passes): Don't call
855 pass_mark_used_blocks, remove dead code.
857 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
859 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
860 * tree-ssa-live.h (register_ssa_partition): Likewise.
862 2009-04-26 Michael Matz <matz@suse.de>
865 * builtins.c (fold_builtin_next_arg): Handle SSA names.
866 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
867 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
869 (compare_pairs): Swap cost comparison.
870 (coalesce_ssa_name): Don't use change_partition_var.
871 * tree-nrv.c (struct nrv_data): Add modified member.
872 (finalize_nrv_r): Set it.
873 (tree_nrv): Use it to update statements.
874 (pass_nrv): Require PROP_ssa.
875 * tree-mudflap.c (mf_decl_cache_locals,
876 mf_build_check_statement_for): Use make_rename_temp.
877 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
878 * alias.c (find_base_decl): Handle SSA names.
879 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
880 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
881 * rtl.h (set_reg_attrs_for_parm): Declare.
882 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
883 to "optimized", remove unused locals at finish.
884 (execute_free_datastructures): Make global, call
885 delete_tree_cfg_annotations.
886 (execute_free_cfg_annotations): Don't call
887 delete_tree_cfg_annotations.
889 * ssaexpand.h: New file.
890 * expr.c (toplevel): Include ssaexpand.h.
891 (expand_assignment): Handle SSA names the same as register variables.
892 (expand_expr_real_1): Expand SSA names.
893 * cfgexpand.c (toplevel): Include ssaexpand.h.
894 (SA): New global variable.
895 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
897 (set_rtl): New helper function.
898 (add_stack_var): Deal with SSA names, use set_rtl.
899 (expand_one_stack_var_at): Likewise.
900 (expand_one_stack_var): Deal with SSA names.
901 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
902 before unique numbers.
903 (expand_stack_vars): Use set_rtl.
904 (expand_one_var): Accept SSA names, add asserts for them, feed them
905 to above subroutines.
906 (expand_used_vars): Expand all partitions (without default defs),
907 then only the local decls (ignoring those expanded already).
908 (expand_gimple_cond): Remove edges when jumpif() expands an
910 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
911 or remove abnormal edges. Ignore insns setting the LHS of a TERed
913 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
914 members of SA; deal with PARM_DECL partitions here; expand
915 all PHI nodes, free tree datastructures and SA. Commit instructions
916 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
917 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
918 info and statements at start, collect garbage at finish.
919 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
920 (VAR_ANN_PARTITION) Remove.
921 (change_partition_var): Don't declare.
922 (partition_to_var): Always return SSA names.
923 (var_to_partition): Only accept SSA names.
924 (register_ssa_partition): Only check argument.
925 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
927 (delete_var_map): Don't free it.
928 (var_union): Only accept SSA names, simplify.
929 (partition_view_init): Mark only useful SSA names as used.
930 (partition_view_fini): Only deal with SSA names.
931 (change_partition_var): Remove.
932 (dump_var_map): Use ssa_name instead of partition_to_var member.
933 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
935 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
936 (struct _elim_graph): New member const_dests; nodes member vector of
938 (set_location_for_edge): New static helper.
939 (create_temp): Remove.
940 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
941 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
942 (new_elim_graph): Allocate const_dests member.
943 (clean_elim_graph): Truncate const_dests member.
944 (delete_elim_graph): Free const_dests member.
945 (elim_graph_size): Adapt to new type of nodes member.
946 (elim_graph_add_node): Likewise.
947 (eliminate_name): Likewise.
948 (eliminate_build): Don't take basic block argument, deal only with
949 partition numbers, not variables.
950 (get_temp_reg): New static helper.
951 (elim_create): Use it, deal with RTL temporaries instead of trees.
952 (eliminate_phi): Adjust all calls to new signature.
953 (assign_vars, replace_use_variable, replace_def_variable): Remove.
954 (rewrite_trees): Only do checking.
955 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
956 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
957 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
958 contains_tree_r, MAX_STMTS_IN_LATCH,
959 process_single_block_loop_latch, analyze_edges_for_bb,
960 perform_edge_inserts): Remove.
961 (expand_phi_nodes): New global function.
962 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
963 functions, initialize new parameter, remember partitions having a
965 (finish_out_of_ssa): New global function.
966 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
967 don't reset in_ssa_p here, don't disable TER when mudflap.
968 (pass_del_ssa): Remove.
969 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
971 (execute_free_datastructures): Declare.
972 * Makefile.in (SSAEXPAND_H): New variable.
973 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
974 * basic-block.h (commit_one_edge_insertion): Declare.
975 * passes.c (init_optimization_passes): Move pass_nrv and
976 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
977 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
978 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
979 (redirect_branch_edge): Deal with super block when expanding, split
980 out jump patching itself into ...
981 (patch_jump_insn): ... here, new static helper.
983 2009-04-26 Michael Matz <matz@suse.de>
985 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
986 beyond num_ssa_names.
987 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
988 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
990 2009-04-26 Jakub Jelinek <jakub@redhat.com>
993 * fwprop.c (forward_propagate_asm): New function.
994 (forward_propagate_and_simplify): Propagate also into __asm, if it
995 doesn't increase the number of referenced registers.
998 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1000 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1002 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1003 note_nonlocal_vla_type for nonlocal VLAs.
1004 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1005 contains_remapped_vars, remap_vla_decls): New functions.
1006 (convert_nonlocal_reference_stmt): If not optimizing, call
1007 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1008 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1009 if it wasn't found in var_map.
1010 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1011 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1012 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1014 * gimplify.c (nonlocal_vlas): New variable.
1015 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1017 (gimplify_body): Create and destroy nonlocal_vlas.
1019 * dwarf2out.c (loc_descr_plus_const): New function.
1020 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1021 mem_loc_descriptor, loc_descriptor_from_tree_1,
1022 descr_info_loc, gen_variable_die): Use it.
1024 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1025 !TREE_STATIC VAR_DECLs.
1026 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1027 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1028 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1029 DECL_BY_REFERENCE is valid.
1030 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1031 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1032 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1033 Copy DECL_BY_REFERENCE.
1034 (struct nesting_copy_body_data): New type.
1035 (nesting_copy_decl): New function.
1036 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1037 if they have variable length.
1039 2009-04-26 Michael Matz <matz@suse.de>
1041 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1042 mark new temporaries for renaming.
1044 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1047 * c-decl.c (global_bindings_p): Return negative value.
1048 (c_variable_size): New. Based on variable_size from
1050 (grokdeclarator): Call c_variable_size not variable_size.
1052 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1056 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1058 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1059 Redefine it to just use mingw/include.
1060 (ASM_SPEC): Rules for -m32 and -m64.
1061 (LINK_SPEC): Use Likewise.
1062 (SPEC_32): New define.
1063 (SPEC_64): Likewise.
1064 (SUB_LINK_SPEC): Likewise.
1065 (MULTILIB_DEFAULTS): New define.
1066 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1067 Add multilib options.
1068 (MULTILIB_DIRNAMES): Likewise.
1069 (MULTILIB_OSDIRNAMES): Likewise.
1071 (INSTALL_LIBGCC): Likewise.
1073 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1076 * c-tree.h (enum c_inline_static_type): New.
1077 (record_inline_static): Declare.
1078 * c-decl.c (struct c_inline_static, c_inline_statics,
1079 record_inline_static, check_inline_statics): New.
1080 (pop_file_scope): Call check_inline_statics.
1081 (start_decl): Call record_inline_static instead of pedwarning
1082 directly for static in inline function.
1083 * c-typeck.c (build_external_ref): Call record_inline_static
1084 instead of pedwarning directly for static referenced in inline
1087 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1089 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1090 not new but only being rescanned.
1091 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1092 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1093 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1094 record_set_info, compute_set, grealloc): Remove.
1095 (recompute_all_luids): New function.
1096 (gcse_main): Don't compute sets, and don't do related memory
1097 allocations/free-ing. If something changed before the end of the
1098 pass, update LUIDs using recompute_all_luids.
1099 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1100 (free_gcse_mem): Don't free it either.
1101 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1102 Use the df insn LUIDs.
1103 (load_killed_in_block): Likewise.
1104 (compute_hash_table_work): Don't compute reg_set_in_block.
1105 (compute_transp): Use DF_REG_DEF_CHAINs.
1106 (local_cprop_pass): Don't use compute_sets and related functions.
1107 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1108 Use get_max_uid() instead of max_cuid.
1109 (insert_insn_end_basic_block, pre_insert_copy_insn,
1110 update_ld_motion_stores): Don't try to
1111 keep reg_set tables up to date.
1112 (pre_insert_copies): Use df insn LUIDs.
1113 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1114 (reg_set_info): Don't use extra bitmap argument.
1115 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1116 information to compute regs_set_in_block.
1117 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1118 (bypass_jumps): Don't use compute_sets and friends.
1120 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1123 * opts.c (undocumented_msg): Do not leave blank even with
1126 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1128 * c-decl.c (build_enumerator): Allow values folding to integer
1129 constants but not integer constant expressions with a pedwarn if
1132 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1135 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1136 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1137 type is an integer constant.
1139 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1142 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1145 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1148 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1149 with variably modified return type and no storage class
1150 specifiers, except for the case of nested functions. Distinguish
1151 extern declarations of functions with variably modified return
1152 types from those of objects with variably modified types.
1154 2009-04-25 Jan Hubicka <jh@suse.cz>
1156 * tree.c (list_equal_p): New function.
1157 * tree.h (list_equal_p): Declare.
1158 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1159 basic_block_def, basic_block, const_basic_block): New.
1160 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1161 (redirect_eh_edge): New function.
1162 (make_eh_edge_update_phi): EH edges are not abnormal.
1163 * except.c: Include tree-flow.h.
1164 (list_match): New function.
1165 (eh_region_replaceable_by_p): New function.
1166 (replace_region): New function.
1167 (hash_type_list): New function.
1168 (hash_eh_region): New function.
1169 (eh_regions_equal_p): New function.
1170 (merge_peers): New function.
1171 (remove_unreachable_regions): Verify EH tree when checking;
1173 (copy_eh_region_1): New function.
1174 (copy_eh_region): New function.
1175 (push_reachable_handler): New function.
1176 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1177 regions without label but with live RESX.
1178 * except.h (redirect_eh_edge_to_label): New.
1179 * tree-flow.h (redirect_eh_edge): New.
1180 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1181 basic_block_def, basic_block, const_basic_block): Remove.
1182 * Makefile.in (except.o): Add dependency on tree-flow.h
1183 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1184 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1187 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1190 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1191 on the destination of memcpy.
1193 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1195 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1196 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1197 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1199 2009-04-25 Jan Hubicka <jh@suse.cz>
1201 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1202 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1203 to be reached by different label than left.
1204 (update_eh_edges): Update comment; remove edge_to_remove if possible
1205 and return true if suceeded.
1206 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1207 (cleanup_eh): Compute sharing map.
1208 * except.c (remove_eh_handler_and_replace): Add argument if we should
1210 (remove_unreachable_regions): Update for label sharing.
1211 (label_to_region_map): Likewise.
1212 (get_next_region_sharing_label): New function.
1213 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1215 (remove_eh_handler): Update.
1216 (remove_eh_region_and_replace_by_outer_of): New function.
1217 * except.h (struct eh_region): Add next_region_sharing_label.
1218 (remove_eh_region_and_replace_by_outer_of,
1219 get_next_region_sharing_label): Declare.
1220 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1222 2009-04-25 Jan Hubicka <jh@suse.cz>
1224 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1225 insert code even if they are not critical.
1227 2009-04-25 Jan Hubicka <jh@suse.cz>
1229 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1230 (gimple_can_remove_branch_p): EH edges won't remove branch by
1232 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1233 updating of non-abnormal EH edges.
1234 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1235 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1236 (split_critical_edges): Split also edges where emitting code on them
1237 will lead to splitting later.
1239 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1240 H.J. Lu <hongjiu.lu@intel.com>
1243 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1244 the configured assembler supports fildq and fistpq mnemonics.
1245 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1246 * configure: Regenerated.
1249 * config/i386/i386.c (print_operand): Handle 'Z'.
1250 ['z']: Remove handling of special fild/fist suffixes.
1251 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1252 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1253 suffix of fild insn.
1254 (*floatsi<mode>2_vector_mixed): Ditto.
1255 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1256 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1257 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1258 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1259 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1261 2009-04-25 Ben Elliston <bje@au.ibm.com>
1263 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1264 the source of a set operation.
1266 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1268 * target.h (struct gcc_target): Add case_values_threshold field.
1269 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1270 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1271 * targhooks.c (default_case_values_threshold): New function.
1272 * targhooks.h (default_case_values_threshold): Declare function.
1273 * stmt.c (expand_case): Use case_values_threshold target hook.
1274 * expr.h (case_values_threshold): Remove declartation.
1275 * expr.c (case_values_threshold): Remove function.
1276 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1278 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1279 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1280 (avr_case_values_threshold): Declare as static.
1281 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1283 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1284 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1285 (mn10300_case_values_threshold): New function.
1287 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1289 * ira.c (setup_cover_and_important_classes): Add enum cast.
1291 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1293 * genpreds.c (write_enum_constraint_num): Output definition of
1294 CONSTRAINT_NUM_DEFINED_P macro.
1295 * ira.c (setup_cover_and_important_classes): Use
1296 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1298 2009-04-24 DJ Delorie <dj@redhat.com>
1300 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1301 __SH2A_SINGLE_ONLY__ also.
1303 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1305 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1306 (movdf_internal): Ditto.
1307 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1308 SFmode and DFmode constants.
1309 (ia64_print_operand): Add 'G' format for printing
1310 floating point constants.
1312 2009-04-24 Richard Guenther <rguenther@suse.de>
1314 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1315 from unsigned additions.
1317 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1319 * c-typeck.c (set_init_index): Allow array designators that are
1320 not integer constant expressions with a pedwarn if pedantic.
1322 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1324 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1325 zero if no overlap in nonzero bits between the operands.
1327 2009-04-24 Ian Lance Taylor <iant@google.com>
1329 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1330 (record_dead_and_set_regs): Likewise.
1331 * df.h (struct df_mw_hardreg): Change flags field to int.
1332 (struct df_base_ref): Likewise.
1333 (struct df): Change changeable_flags field to int.
1334 * df-scan.c (df_defs_record): Change clobber_flags to int.
1335 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1336 constants rather than #define macros.
1337 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1338 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1339 (enum dwarf_calling_convention): Likewise.
1340 (enum dwarf_line_number_x_ops): Likewise.
1341 (enum dwarf_call_frame_info): Likewise.
1342 (enum dwarf_source_language): Likewise.
1343 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1344 (add_calling_convention_attribute): Likewise.
1345 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1346 (combine_comparisons): Change compcode to int. Add cast to enum type.
1347 * genrecog.c (maybe_both_true_2): Change c to int.
1348 (write_switch): Likewise. Add cast to enum type.
1349 * gimplify.c (gimplify_omp_for): Handle return values from
1350 gimplify_expr using MIN rather than bitwise or.
1351 (gimplify_expr): Add cast to enum type.
1352 * ipa-prop.c (update_jump_functions_after_inlining): Change
1353 IPA_BOTTOM to IPA_JF_UNKNOWN.
1354 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1355 Add casts to enum type.
1356 (setup_cover_and_important_classes): Change cl to int. Add casts
1358 (setup_class_translate): Change cl and mode to int.
1359 (ira_init_once): Change mode to int.
1360 (free_register_move_costs): Likewise.
1361 (setup_prohibited_mode_move_regs): Add casts to enum type.
1362 * langhooks.c (add_builtin_function_common): Rework assertion that
1363 value fits bitfield.
1364 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1365 * omega.c (omega_do_elimination): Avoid math on enum types.
1366 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1367 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1368 int local to handle integral_argment value.
1369 * regmove.c (try_auto_increment): Change PUT_MODE to
1371 * reload.c (push_secondary_reload): Add casts to enum type.
1372 (secondary_reload_class, find_valid_class): Likewise.
1373 * reload1.c (emit_input_reload_insns): Likewise.
1374 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1375 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1376 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1378 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1379 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1381 (expand_complex_libcall): Add casts to enum type.
1382 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1383 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1384 with ERROR_MARK, not NUM_TREE_CODES.
1385 (vect_create_epilog_for_reduction): Likewise.
1386 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1387 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1388 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1390 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1391 vect_unused_in_loop. Change 0 to loop_vect.
1392 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1393 * var-tracking.c (get_init_value): Change return type to enum
1395 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1396 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1398 (arm_override_options): Add casts to enum type.
1399 (arm_emit_tls_decoration): Likewise.
1400 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1402 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1403 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1404 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1406 * config/s390/s390.c (code_for_builtin_64): Change to array of
1408 (code_for_builtin_31): Likewise.
1409 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1411 * config/sparc/sparc.c (sparc_override_options): Change value
1412 field in struct code_model to enum cmodel. In initializer change
1413 0 to NULL and add cast to enum type.
1415 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1416 Change all callers. Issue a -Wc++-compat warning using
1417 lhs_origtype if necessary.
1418 (convert_for_assignment): Issue -Wc++-compat warnings about
1419 invalid conversions to enum type on assignment.
1420 * c-common.h (build_modify_expr): Update declaration.
1422 2009-04-24 Nick Clifton <nickc@redhat.com>
1424 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1425 (function_arg_advance): Likewise.
1426 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1429 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1431 * config/s390/constraints.md ('I', 'J'): Fix condition.
1433 2009-04-24 Diego Novillo <dnovillo@google.com>
1435 * gengtype-parse.c (parse_error): Add newline after message.
1437 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1439 * config/i386/sse.md (avxmodesuffixs): Removed.
1440 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1441 (*avx_pinsr<ssevecsize>): This.
1443 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1445 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1446 follow chains of regs with a single definition, and allow expressions
1447 that are function_invariant_p.
1448 (simple_rhs_p): Allow expressions that are function_invariant_p.
1450 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1453 * fold-const.c (fold_cond_expr_with_comparison): When folding
1454 > and >= to MAX, make sure the MAX uses the same type as the
1455 comparison's operands.
1457 2009-04-24 Nick Clifton <nickc@redhat.com>
1459 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1460 addressing for DImode accesses.
1461 (frv_print_operand_address): Handle PLUS case.
1462 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1464 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1466 PR rtl-optimization/39794
1467 * alias.c (canon_true_dependence): Add x_addr argument.
1468 * rtl.h (canon_true_dependence): Adjust prototype.
1469 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1470 * cselib.c (cselib_invalidate_mem): Likewise.
1471 * gcse.c (compute_transp): Likewise.
1472 * dse.c (scan_reads_nospill): Likewise.
1473 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1474 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1475 canon_base_addr of the group, plus optional offset.
1476 (struct group_info): Rename canon_base_mem to
1478 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1479 canon_rtx of base_mem.
1481 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1483 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1484 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1486 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1488 * config/spu/spu-builtins.h: Delete file.
1490 * config/spu/spu.h (enum spu_builtin_type): Move here from
1492 (struct spu_builtin_description): Likewise. Add GTY marker.
1493 Do not use enum spu_function_code or enum insn_code.
1494 (spu_builtins): Add extern declaration.
1496 * config/spu/spu.c: Do not include "spu-builtins.h".
1497 (enum spu_function_code, enum spu_builtin_type_index,
1498 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1499 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1500 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1501 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1502 (spu_builtin_types): Make static. Add GTY marker.
1503 (spu_builtins): Add extern declaration with GTY marker.
1506 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1507 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1508 Check programmatically whether all parameters are scalar.
1510 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1512 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1514 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1515 assignment from the constructor either if the target is volatile.
1517 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1519 * config/arm/arm.md (insv): Do not share operands[0].
1521 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1523 * config/vxlib-tls.c (active_tls_threads): Delete.
1524 (delete_hook_installed): New.
1525 (tls_delete_hook): Don't delete the delete hook.
1526 (tls_destructor): Delete it here.
1527 (__gthread_set_specific): Adjust installing the delete hook.
1528 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1529 __gthread_leave_tsd_dtor_context.
1531 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1533 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1535 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1537 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1539 (alpha_rtx_costs): Ditto.
1540 (emit_unlikely_jump): Use add_reg_note.
1541 (emit_frame_store_1): Ditto.
1542 (alpha_expand_prologue): Ditto.
1543 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1544 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1546 2009-04-23 Nick Clifton <nickc@redhat.com>
1548 * config/v850/v850.md (epilogue): Remove suppressed code.
1549 (return): Rename to return_simple and remove test of frame size.
1550 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1551 to gen_return_simple.
1553 2009-04-22 Jing Yu <jingyu@google.com>
1556 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1558 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1561 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1562 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1563 value is a VECTOR_CST, the element type is the element type of the
1566 2009-04-22 DJ Delorie <dj@redhat.com>
1568 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1570 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1572 * alias.c (find_base_term): Move around LO_SUM case, so that
1573 CONST falls through into PLUS/MINUS handling.
1576 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1577 into 0, use omit_one_operand.
1579 2009-04-23 Ben Elliston <bje@au.ibm.com>
1581 * config/rs6000/linux-unwind.h (get_regs): Remove type
1582 puns. Change the type of `pc' to an array of unsigned ints and
1583 update all users. Constify frame24.
1585 2009-04-22 DJ Delorie <dj@redhat.com>
1587 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1588 declarations before code.
1589 (current_function_special_page_vector): Likewise.
1590 (m32c_expand_insv): Silence a warning.
1592 2009-04-21 Taras Glek <tglek@mozilla.com>
1594 * alias.c: Update GTY annotations to new syntax.
1595 * basic-block.h: Likewise.
1596 * bitmap.h: Likewise.
1597 * c-common.h: Likewise.
1598 * c-decl.c: Likewise.
1599 * c-parser.c: Likewise.
1600 * c-pragma.c: Likewise.
1601 * c-tree.h: Likewise.
1602 * cfgloop.h: Likewise.
1603 * cgraph.h: Likewise.
1604 * config/alpha/alpha.c: Likewise.
1605 * config/arm/arm.h: Likewise.
1606 * config/avr/avr.h: Likewise.
1607 * config/bfin/bfin.c: Likewise.
1608 * config/cris/cris.c: Likewise.
1609 * config/darwin.c: Likewise.
1610 * config/frv/frv.c: Likewise.
1611 * config/i386/i386.c: Likewise.
1612 * config/i386/i386.h: Likewise.
1613 * config/i386/winnt.c: Likewise.
1614 * config/ia64/ia64.h: Likewise.
1615 * config/iq2000/iq2000.c: Likewise.
1616 * config/mips/mips.c: Likewise.
1617 * config/mmix/mmix.h: Likewise.
1618 * config/pa/pa.c: Likewise.
1619 * config/pa/pa.h: Likewise.
1620 * config/rs6000/rs6000.c: Likewise.
1621 * config/s390/s390.c: Likewise.
1622 * config/sparc/sparc.c: Likewise.
1623 * config/xtensa/xtensa.c: Likewise.
1624 * cselib.h: Likewise.
1625 * dbxout.c: Likewise.
1626 * dwarf2out.c: Likewise.
1627 * except.c: Likewise.
1628 * except.h: Likewise.
1629 * fixed-value.h: Likewise.
1630 * function.c: Likewise.
1631 * function.h: Likewise.
1632 * gimple.h: Likewise.
1633 * integrate.c: Likewise.
1634 * optabs.c: Likewise.
1635 * output.h: Likewise.
1638 * stringpool.c: Likewise.
1639 * tree-data-ref.c: Likewise.
1640 * tree-flow.h: Likewise.
1641 * tree-scalar-evolution.c: Likewise.
1642 * tree-ssa-address.c: Likewise.
1643 * tree-ssa-alias.h: Likewise.
1644 * tree-ssa-operands.h: Likewise.
1647 * varasm.c: Likewise.
1648 * varray.h: Likewise.
1650 * coretypes.h: Do not define GTY macro if it is already defined.
1651 * doc/gty.texi: Update GTY documentation to new syntax.
1652 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1653 annotations on structs.
1654 * gengtype-parse.c: Likewise.
1656 2009-04-22 Mark Heffernan <meheff@google.com>
1658 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1660 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1662 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1665 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1667 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1668 the same as a PLUS without a shift. Increase the cost of a
1671 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1673 * Makefile.in: Update dependencies.
1674 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1675 * errors.h: Remove bogus comment about compatibility.
1676 (warning): Update declaration.
1677 * genautomata.c: Update all calls to warning.
1678 * gimple.c: Do not include errors.h. Include toplev.h.
1679 * tree-ssa-structalias.c: Do not include errors.h.
1680 * omega.c: Likewise.
1681 * tree-ssa-reassoc.c: Likewise.
1682 * config/spu/spu-c.c: Likewise.
1683 * config/spu/t-spu-elf: Update dependencies.
1685 2009-04-22 Richard Guenther <rguenther@suse.de>
1687 PR tree-optimization/39824
1688 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1689 make sure the types are compatible.
1691 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1694 * c-common.c (c_parse_error): Take a token_flags parameter.
1695 Use token_type for the token type instead.
1696 Pass token_flags to cpp_type2name.
1697 * c-common.h (c_parse_error): Update declaration.
1698 * c-parser.c (c_parser_error): Pass 0 as token flags.
1700 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1702 PR rtl-optimization/39580
1703 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1705 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1707 * function.c (expand_function_end): Do not emit a jump to the "naked"
1708 return label for fall-through returns.
1709 * except.c (sjlj_emit_function_exit): Always place the call to the
1710 unregister function at the location installed by expand_function_end.
1712 2009-04-22 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/39845
1715 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1716 (gen_inbound_check): Likewise.
1718 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1720 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1722 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1723 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1725 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1727 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1728 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1729 shift counts to avoid out-of-bounds array accesses.
1731 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1733 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1734 (Pmode): Move above.
1736 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1738 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1739 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1740 GET_CODE macro. Use IN_RANGE macro where appropriate.
1741 * config/alpha/alpha.h: Ditto.
1742 * config/alpha/alpha.md: Ditto.
1743 * config/alpha/constraints.md: Ditto.
1744 * config/alpha/predicates.md: Ditto.
1746 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1748 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1749 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1750 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1751 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1752 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1753 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1754 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1755 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1756 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1757 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1758 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1759 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1760 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1761 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1762 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1763 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1764 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1765 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1766 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1767 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1768 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1769 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1770 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1771 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1772 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1773 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1774 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1776 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1778 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1779 references from comments.
1780 * cfgbuild.c: (count_basic_blocks): Delete.
1781 (find_basic_blocks_1): Delete.
1782 (find_basic_blocks): Delete.
1783 * except.c (finish_eh_generation): Make static. Move comment from
1784 except.h here. Remove find_basic_blocks references from comments.
1785 * except.h (finish_eh_generation): Delete.
1786 * basic-block.h (find_basic_blocks): Delete.
1787 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1789 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1791 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1792 (sdbout_parms): Likewise.
1794 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1796 * config/sh/sh.c (prepare_cbranch_operands): Use
1797 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1798 (expand_cbranchdi4): Likewise.
1799 (from_compare): Add cast to enum type.
1800 (expand_cbranchsi4): Use add_reg_note.
1801 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1802 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1803 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1804 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1805 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1806 instead of CODE_FOR_nothing.
1807 (cbranchdi4): Likewise. Fix the order of arguments for
1809 (push_fpscr): Use add_reg_note.
1810 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1811 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1813 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1815 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1816 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1817 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1818 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1819 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1820 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1821 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1822 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1823 config/alpha/x-vms, config/arc/t-arc,
1824 config/arm/README-interworking, config/arm/arm-c.c,
1825 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1826 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1827 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1828 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1829 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1830 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1831 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1832 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1833 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1834 config/cris/t-elfmulti, config/crx/t-crx,
1835 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1836 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1837 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1838 config/h8300/t-h8300, config/i386/athlon.md,
1839 config/i386/darwin-libgcc.10.4.ver,
1840 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1841 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1842 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1843 config/i386/t-linux64, config/i386/t-nwld,
1844 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1845 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1846 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1847 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1848 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1849 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1850 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1851 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1852 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1853 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1854 config/m68k/t-uclinux, config/mcore/t-mcore,
1855 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1856 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1857 config/mips/crtn.asm, config/mips/irix-crti.asm,
1858 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1859 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1860 config/mips/mips-fixed.md, config/mips/sb1.md,
1861 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1862 config/mips/t-iris6, config/mips/t-isa3264,
1863 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1864 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1865 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1866 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1867 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1868 config/mn10300/t-linux, config/mn10300/t-mn10300,
1869 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1870 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1871 config/picochip/libgccExtras/clzsi2.asm,
1872 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1873 config/rs6000/darwin-libgcc.10.4.ver,
1874 config/rs6000/darwin-libgcc.10.5.ver,
1875 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1876 config/rs6000/t-aix43, config/rs6000/t-aix52,
1877 config/rs6000/t-darwin, config/rs6000/t-fprules,
1878 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1879 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1880 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1881 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1882 config/rs6000/t-rtems, config/rs6000/t-spe,
1883 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1884 config/score/t-score-elf, config/sh/divcost-analysis,
1885 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1886 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1887 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1888 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1889 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1890 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1891 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1892 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1893 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1894 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1895 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1896 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1897 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1898 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1899 * config/h8300/genmova.sh: Include copyright and license notices
1900 in generated output.
1901 * config/h8300/mova.md: Regenerate.
1902 * doc/install.texi2html: Include word "Copyright" in copyright
1903 notice and use name "Free Software Foundation, Inc.".
1904 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1905 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1906 ChangeLog-2007, ChangeLog-2008: Correct dates.
1908 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1910 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1911 NE_EXPR operations as well.
1912 * c-parser.c (c_parser_condition): Do not set location information on
1914 (c_parser_conditional_expression): Likewise.
1915 (c_parser_binary_expression): Set location information on operators.
1916 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1917 TRUTH_NOT_EXPR has been folded.
1918 * fold-const.c (fold_truth_not_expr): Copy location information from
1919 the incoming expression to the outgoing one.
1920 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1921 recursive calls on the LHS of the operator but pass that of the
1922 operator to recursive calls on the RHS of the operator. Set it
1924 (shortcut_cond_expr): Set the locus of the operator on the second
1925 COND_EXPR and that of the expression on the first in degenerate cases.
1926 Pass the locus of the expression to calls to shortcut_cond_r.
1927 Set the locus of the 'then' block on the associated jump, if any.
1928 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1929 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1930 expression to call to gimplify_boolean_expr.
1932 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1934 * config.gcc: Add additional configuration for
1935 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1936 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1937 (CPP_SPEC): Redefine for allowing -municode option.
1938 (STARTFILE_SPEC): Likewise.
1939 * config/i386/t-mingw-w64: New.
1940 * config/i386/mingw-w64.opt: New.
1941 (municode): Add new target option.
1942 * doc/invoke.texi (municode): Add documentation for new option.
1944 2009-04-21 Ian Lance Taylor <iant@google.com>
1946 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1947 Correct test for number of arguments.
1948 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1950 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1952 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1953 argument of emit_library_call.
1955 2009-04-21 Richard Guenther <rguenther@suse.de>
1958 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1959 inside VIEW_CONVERT_EXPRs.
1961 2009-04-21 Martin Jambor <mjambor@suse.cz>
1963 * tree-switch-conversion.c (build_constructors): Split a long line.
1964 (constructor_contains_same_values_p): New function.
1965 (build_one_array): Create assigns of constants if possible, do not
1966 call mark_sym_for_renaming, call update_stmt.
1967 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1968 make_rename_temp. Do not call mark_symbols_for_renaming, call
1970 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1971 find_new_referenced_vars, call update_stmt.
1972 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1973 instead of calling make_rename_temp. Do not call
1974 find_new_referenced_vars or mark_symbols_for_renaming, call
1977 2009-04-21 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/39827
1980 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1981 (tree_ssa_phiprop): Pass the correct array size.
1983 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1985 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1987 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1990 * c-typeck.c (lvalue_p): Move declaration ...
1991 * c-common.h (lvalue_p): ... to here.
1992 * c-common.c (candidate_equal_p): New.
1993 (add_tlist): Use it.
1994 (merge_tlist): Use it.
1995 (warn_for_collisions_1): Likewise.
1996 (warning_candidate_p): Accept more candidates.
1997 (verify_tree): A warning candidate can be an expression. Use
2000 2009-04-21 Ben Elliston <bje@au.ibm.com>
2003 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2004 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2005 options. Remove -mcall-solaris documentation.
2007 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2010 * doc/invoke.texi (-Wlong-long): Update description.
2011 * c-lex (interpret_integer): Only warn if there was no previous
2012 overflow and -Wlong-long is enabled.
2013 * c-decl.c (declspecs_add_type): Drop redundant flags.
2014 * c.opt (Wlong-long): Init to -1.
2015 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2016 and front-end warn_long_long. Wlong-long only depends on other
2017 flags if it is uninitialized.
2018 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2019 the same for CPP and FE.
2020 (restore_extension_diagnostics): Likewise.
2022 2009-04-20 Ian Lance Taylor <iant@google.com>
2024 Fix enum conversions which are invalid in C++:
2025 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2026 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2027 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2028 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2029 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2030 (dbxout_parms): Likewise.
2031 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2032 (df_clear_flags): Likewise.
2033 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2034 top_flag parameter to int.
2035 (df_chain_create_bb_process_use): Likewise.
2036 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2038 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2039 (df_ref_create_structure, df_def_record_1): Likewise.
2040 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2041 (df_notes_rescan): Change 0 to VOIDmode in function call.
2042 (df_get_call_refs, df_insn_refs_collect): Likewise.
2043 (df_bb_regs_collect): Likewise.
2044 (df_entry_block_defs_collect): Likewise.
2045 (df_exit_block_uses_collect): Likewise.
2046 * df.h: Update declarations.
2047 * double-int.c (double_int_divmod): Add cast to enum type.
2048 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2049 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2050 (based_loc_descr): Likewise.
2051 (loc_descriptor_from_tree_1): Change first_op and second_op to
2052 enum dwarf_location_atom. Add cast to enum type.
2053 * expmed.c (init_expmed): Change 0 to SET in function call.
2054 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2055 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2056 (do_store_flag): Likewise.
2057 * fixed-value.h (struct fixed_value): Change mode to enum
2059 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2060 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2062 (insert_insn_decl, insert_decl, insert_state): Likewise.
2063 (automata_list_finish): Likewise.
2064 * genrecog.c (process_define_predicate): Add cast to enum type.
2065 * gensupport.c (init_predicate_table): Add cast to enum type.
2066 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2068 (gimple_build_call_1, gimple_build_label): Likewise.
2069 (gimple_build_goto, gimple_build_asm_1): Likewise.
2070 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2071 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2072 (enum fallback): Rename from enum fallback_t.
2073 (fallback_t): Typedef as int.
2074 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2075 GSI_SAME_STMT in function call.
2076 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2078 (setup_reg_class_relations): Likewise.
2079 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2080 (setup_prohibited_class_mode_regs): Add cast to enum type.
2081 (setup_prohibited_mode_move_regs): Likewise.
2082 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2083 (record_address_regs): Change i to enum reg_class.
2084 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2085 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2086 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2087 (GET_MODE_2XWIDER_MODE): Likewise.
2088 (GET_CLASS_NARROWEST_MODE): Likewise.
2089 * omp-low.c (expand_omp_for): Add cast to enum type.
2090 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2091 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2092 * postreload.c (reload_cse_simplify_operands): Change rclass local
2094 * predict.c (combine_predictions_for_insn): Change best_predictor
2095 and predictor to enum br_predictor.
2096 (combine_predictions_for_bb): Likewise.
2097 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2098 use SET_PREDICT_EXPR_OUTCOME.
2099 * real.c (real_arithmetic): Change icode to code in function call.
2100 * reginfo.c (init_move_cost): Add casts to enum type.
2101 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2102 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2104 * reload.c (find_valid_class): Add casts to enum type.
2105 (push_reload): Change 0 to NO_REGS in function call.
2106 (find_reloads): Change this_alternative to array of enum
2107 reg_class. Remove some now-unnecessary casts.
2108 (make_memloc): Change 0 to VOIDmode in function call.
2109 * reload1.c (reload): Change 0 to VOIDmode in function call.
2110 (eliminate_regs_1, elimination_effects): Likewise.
2111 (eliminate_regs_in_insn): Likewise.
2112 (emit_input_reload_insns): Add cast to enum type.
2113 (delete_output_reload): Change 0 to VOIDmode in function call.
2114 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2115 to enum type in function call.
2116 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2117 (SET_PREDICT_EXPR_OUTCOME): Define.
2118 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2119 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2120 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2121 (dump_function): Likewise.
2122 * tree-dump.h: Update declarations.
2123 * tree-pass.h: Update declarations.
2124 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2125 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2127 (arm_rtx_costs_1): Correct parenthesization.
2128 (arm_rtx_costs): Add casts to enum type.
2129 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2130 (vfp_emit_fstmd): Use add_rg_note.
2131 (emit_multi_reg_push, emit_sfm): Likewise.
2132 (thumb_set_frame_pointer): Likewise.
2133 (arm_expand_prologue): Likewise.
2134 (arm_regno_class): Change return type to enum reg_class.
2135 (thumb1_expand_prologue): Use add_reg_note.
2136 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2137 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2139 * config/arm/gentune.sh: Add cast to enum type.
2140 * config/arm/arm-tune.md: Rebuild.
2141 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2142 (ix86_split_fp_branch, predict_jump): Likewise.
2143 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2144 insn_code to enum rtx_code.
2145 (ix86_builtin_vectorized_function): Add cast to enum type.
2146 * config/i386/i386.md (truncdfsf2): Change slot to enum
2148 (truncxf<mode>2, isinf<mode>2): Likewise.
2149 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2151 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2152 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2153 (insert_bundle_state): Change 1 to INSERT in function call.
2154 (ia64_add_bundle_selector_before): Likewise.
2155 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2156 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2157 (restore_stack_nonlocal): Likewise.
2158 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2160 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2162 (mips_rtx_costs): Likewise.
2163 (mips_override_options): Add casts to enum type.
2164 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2166 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2167 (store_reg, set_reg_plus_d): Likewise.
2168 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2169 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2171 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2173 (emit_unlikely_jump): Use add_reg_note.
2174 (rs6000_emit_allocate_stack): Likewise.
2175 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2176 (output_toc): Change 1 to INSERT in function call.
2177 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2178 (rs6000_initialize_trampoline): Likewise.
2179 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2181 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2182 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2183 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2184 (save_gprs): Use add_reg_note.
2185 (s390_emit_prologue): Likewise.
2186 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2187 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2188 (sparc_fold_builtin): Add cast to enum type.
2189 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2191 (spu_expand_prologue): Use add_reg_note.
2192 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2194 2009-04-20 Ian Lance Taylor <iant@google.com>
2196 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2197 (c_parser_postfix_expression_after_primary): Get VEC for list of
2198 arguments. Get original types of arguments. Call
2199 build_function_call_vec.
2200 (cached_expr_list_1, cached_expr_list_2): New static variables.
2201 (c_parser_expr_list): Change return type to VEC *. Add
2202 p_orig_types parameter. Change all callers.
2203 (c_parser_release_expr): New static function.
2204 (c_parser_vec_to_tree_list): New static function.
2205 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2206 call build_function_call_vec.
2207 (build_function_call_vec): New function, based on old
2208 build_function_call.
2209 (convert_arguments): Remove nargs and argarray parameters. Change
2210 values to a VEC. Add origtypes parameter.
2211 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2212 (convert_for_assignment): Add origtype parameter. Change all
2213 callers. If warn_cxx_compat, check for conversion to an enum
2214 type when calling a function.
2215 (store_init_value): Add origtype parameter. Change all callers.
2216 (digest_init): Likewise.
2217 (struct init_node): Add origtype field.
2218 (add_pending_init): Add origtype parameter. Change all callers.
2219 (output_init_element): Likewise.
2220 (output_pending_init_elements): Pass origtype from init_node to
2221 output_init_element.
2222 (process_init_element): Pass origtype from c_expr to
2223 output_init_element.
2224 (c_finish_return): Add origtype parameter. Change all callers.
2225 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2227 (sync_resolve_params): Likewise.
2228 (sync_resolve_return): Change params to first_param. Change caller.
2229 (resolve_overloaded_builtins): Change params to VEC *. Change
2230 callers. Save first parameter around call to build_function_call_vec.
2231 * c-decl.c (finish_decl): Add origtype parameter. Change all
2232 callers. Call build_function_call_vec rather than
2233 build_function_call for cleanup.
2234 * c-tree.h: Update declarations.
2235 * c-common.h: Update declarations.
2236 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2237 params to first_param.
2238 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2239 params parameter from tree to void *.
2240 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2241 Change arglist parameter to have type void *, and to be a pointer
2243 * config/rs6000/rs6000-protos.h
2244 (altivec_resolve_overloaded_builtin): Update declaration.
2245 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2246 fnargs parameter to have type void *, and to be a pointer to a
2247 VEC. Call build_function_call_vec instead of
2248 build_function_call.
2249 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2251 2009-04-20 Joey Ye <joey.ye@intel.com>
2252 Xuepeng Guo <xuepeng.guo@intel.com>
2253 H.J. Lu <hongjiu.lu@intel.com>
2255 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2257 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2258 (IX86_LEA_PRIORITY): Likewise.
2259 (distance_non_agu_define): New function.
2260 (distance_agu_use): Likewise.
2261 (ix86_lea_for_add_ok): Likewise.
2262 (ix86_dep_by_shift_count): Likewise.
2264 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2265 should split for LEA.
2267 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2269 (ix86_dep_by_shift_count): Likewise.
2271 2009-04-20 Richard Guenther <rguenther@suse.de>
2273 * expr.c (handled_component_p): Move ...
2274 * tree.h (handled_component_p): ... here.
2275 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2276 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2277 and REALPART_EXPR to be in one group.
2279 2009-04-20 Richard Guenther <rguenther@suse.de>
2281 * basic-block.h (get_all_dominated_blocks): Declare.
2282 * dominance.c (get_all_dominated_blocks): New function.
2283 * tree-cfg.c (get_all_dominated_blocks): Remove.
2284 (remove_edge_and_dominated_blocks): Adjust.
2285 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2286 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2287 instead of recursing.
2289 2009-04-20 Doug Kwan <dougkwan@google.com>
2291 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2292 (struct cgraph_node_set_def): New type.
2293 (cgraph_node_set) New type. Also declare vector functions.
2294 (struct cgraph_node_set_element_def): New type.
2295 (cgraph_node_set_element): Ditto.
2296 (cgraph_node_set_iterator): New iterator type.
2297 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2298 cgraph_node_set_remove, dump_cgraph_node_set,
2299 debug_cgraph_node_set): New prototypes.
2300 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2301 cgraph_node_set_size): New inlines.
2302 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2304 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2305 argument to function 'write_summary'.
2306 * ipa.c: Include ggc.h.
2307 (hash_cgraph_node_set_element,
2308 eq_cgraph_node_set_element, cgraph_node_set_new,
2309 cgraph_node_set_add, cgraph_node_set_remove,
2310 cgraph_node_set_find, dump_cgraph_node_set,
2311 debug_cgraph_node_set): New functions.
2312 * Makefile.in (ipa.o): Add dependency on GGC_H.
2314 2009-04-20 Ira Rosen <irar@il.ibm.com>
2316 PR tree-optimization/39675
2317 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2318 check of the return code of vect_schedule_slp. Check that
2319 stmt_vec_info still exists for the statement, before checking its
2322 2009-04-20 Michael Matz <matz@suse.de>
2324 * Makefile.in (generated_files): Take out $(simple_generated_c).
2326 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2328 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2329 (UINTPTR_TYPE): Likewise.
2331 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2334 * c-typeck.c (digest_init): Check for initializing an array with a
2337 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2340 * c-semantics.c (pop_stmt_list): Propagate
2341 STATEMENT_LIST_HAS_LABEL to parent statement list.
2343 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2345 * config/mips/mips.h (mips_tune_attr): New macro.
2346 * config/mips/mips.md (cpu): Use it.
2348 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2351 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2354 2009-04-19 Diego Novillo <dnovillo@google.com>
2356 * toplev.c (compile_file): Move call to coverage_finish ...
2357 * cgraphunit.c (ipa_passes): ... here.
2358 Call cgraph_process_new_functions.
2359 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2360 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2362 2009-04-19 Jan Hubicka <jh@suse.cz>
2364 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2366 (dump_cgraph_node): Dump can throw external flag.
2367 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2369 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2373 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2374 * common.opt (Wlogical-op): Move from here...
2375 * c.opt (Wlogical-op): ... to here.
2376 * c-typeck.c (parser_build_binary_op): Update call to
2377 warn_logical_operator.
2378 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2380 * c-common.c (warn_logical_op): Update.
2381 * c-common.h (warn_logical_op): Update declaration.
2383 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2385 * tree.c (protected_set_expr_location): Fix formatting.
2387 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2390 * c-typeck.c (readonly_warning): new.
2391 (build_unary_op, build_modify_expr): Use readonly_warning for
2392 storing into something readonly but not const-qualified.
2394 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2397 * c-typeck.c (build_unary_op): Check for taking address of
2398 expression of type void.
2400 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2403 * c-typeck.c (build_function_call): Check for calling a function
2404 with qualified void return types. Call require_complete_type when
2407 2009-04-18 Jan Hubicka <jh@suse.cz>
2409 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2411 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2412 can_throw_external flag.
2413 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2414 * ipa-pure-const.c (ignore_edge): New function.
2415 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2416 only over can_throw_external edges.
2417 (local_pure_const): Add nothrow flag.
2418 * ipa-utils.c (searchc): Add ignore_edge callback.
2419 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2420 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2421 (set_nothrow_function_flags): Update cgraph.
2422 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2424 2009-04-18 Richard Guenther <rguenther@suse.de>
2427 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2428 (fold_stmt): ... this and ...
2429 (fold_stmt_inplace): ... this.
2430 (fold_stmt_1): Fold references in calls and asms.
2431 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2433 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2435 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2436 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2438 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2440 * tree.c (function_args_count): Remove.
2441 * tree.h: Remove the prototype for function_args_count.
2443 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2445 * tree-iterator.c (expr_only): Remove.
2446 * tree.h: Remove the prototype for expr_only.
2448 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2450 * reginfo.c (cannot_change_mode_set_regs): Remove.
2451 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2453 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2455 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2456 whether operands 0 and 1 overlaps.
2458 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2461 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2462 pointer. Use warning_at instead of warning.
2463 (search_for_addr_array): Likewise.
2464 (check_array_bounds): Likewise.
2465 (check_all_array_refs): Check that the incoming edge is not in the
2466 list of edges to be removed.
2467 (check_all_array_refs): Avoid the temporal pointer.
2468 (vrp_visit_cond_stmt): Fix typo.
2469 (simplify_switch_using_ranges): Handle the case where the switch
2470 index is an integer constant.
2472 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2474 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2476 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2478 * doc/extend.texi, doc/invoke.texi: Fix typos.
2480 2009-04-17 Cary Coutant <ccoutant@google.com>
2482 * tree-flow-inline.h (get_lineno): Fix inverted test.
2484 2009-04-17 Diego Novillo <dnovillo@google.com>
2486 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2487 assertion for AVAIL_OUT.
2489 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2492 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2493 * config/sh/linux-atomic.asm: Likewise.
2495 2009-04-17 Diego Novillo <dnovillo@google.com>
2497 * except.c (debug_eh_tree): New.
2498 (struct eh_region, struct eh_status): Move ...
2499 * except.h: ... here.
2500 (add_type_for_runtime): Declare extern.
2501 (lookup_type_for_runtime): Likewise.
2502 (debug_eh_tree): Declare.
2503 * Makefile.in (GTFILES): List except.h before except.c
2505 2009-04-17 Diego Novillo <dnovillo@google.com>
2507 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2508 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2509 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2510 (find_vars_r): ... here.
2511 * tree-flow.h (find_referenced_vars_in): Declare.
2512 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2513 that AVAIL_OUT exists for BLOCK.
2514 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2515 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2516 (tree-parloops.o): Likewise.
2518 2009-04-17 Simon Baldwin <simonb@google.com>
2520 * toplev.c (default_tree_printer): Add handling for %E format.
2522 2009-04-17 Diego Novillo <dnovillo@google.com>
2524 * tree-pretty-print.c (dump_generic_node): Add break after
2525 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2526 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2527 FUNCTION_TYPE together. Call print_struct_decl when printing
2528 structures and TDF_SLIM is not given.
2529 (print_struct_decl): Fix logic for detecting recursion.
2531 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2534 * gcc.c (create_at_file): New.
2535 (compile_input_file_p): New.
2536 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2537 * main.c (main): Update call to toplev_main.
2538 * toplev.c (toplev_main): Change signature. Call expandargv.
2539 * toplev.h (toplev_main): Change signature.
2541 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2543 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2544 if the latter is not constant.
2546 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2548 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2550 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2552 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2553 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2555 2009-04-17 Richard Guenther <rguenther@suse.de>
2557 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2558 Handle component references view-converting an invariant address.
2560 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2562 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2563 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2564 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2565 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2566 Use @deftypevr rather than @deftypevar.
2568 2009-04-17 Richard Guenther <rguenther@suse.de>
2570 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2571 (get_prop_source_stmt): Likewise.
2572 (can_propagate_from): Likewise.
2574 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2576 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2577 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2578 (--with-multilib-list): Add default value.
2579 * configure: Regenerate.
2580 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2581 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2582 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2583 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2584 Don't add default cpu to multilib list unnecessarily, but do enable
2585 the relevant compiler option..
2586 Add support for --with-multilib-list=<blank> and
2587 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2588 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2589 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2590 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2592 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2593 (MULTILIB_OSDIRNAMES): New variable.
2594 * config/sh/t-1e: Delete file.
2595 * config/sh/t-mlib-sh1: Delete file.
2596 * config/sh/t-mlib-sh2: Delete file.
2597 * config/sh/t-mlib-sh2a: Delete file.
2598 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2599 * config/sh/t-mlib-sh2a-single: Delete file.
2600 * config/sh/t-mlib-sh2a-single-only: Delete file.
2601 * config/sh/t-mlib-sh2e: Delete file.
2602 * config/sh/t-mlib-sh3e: Delete file.
2603 * config/sh/t-mlib-sh4: Delete file.
2604 * config/sh/t-mlib-sh4-nofpu: Delete file.
2605 * config/sh/t-mlib-sh4-single: Delete file.
2606 * config/sh/t-mlib-sh4-single-only: Delete file.
2607 * config/sh/t-mlib-sh4a: Delete file.
2608 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2609 * config/sh/t-mlib-sh4a-single: Delete file.
2610 * config/sh/t-mlib-sh4a-single-only: Delete file.
2611 * config/sh/t-mlib-sh4al: Delete file.
2612 * config/sh/t-mlib-sh5-32media: Delete file.
2613 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2614 * config/sh/t-mlib-sh5-64media: Delete file.
2615 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2616 * config/sh/t-mlib-sh5-compact: Delete file.
2617 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2618 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2619 * doc/install.texi (Options specification): Add
2620 --with-multilib-list and --with-endian.
2622 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2624 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2626 (OBJS-common): Add plugin-version.o.
2627 (plugin-version.o): New.
2628 * gcc-plugin.h (plugin_gcc_version): New.
2629 (plugin_default_version_check): New.
2630 (plugin_init_func, plugin_init): Add version argument.
2631 * plugin-version.c: New.
2632 * plugin.c (str_plugin_gcc_version_name): New.
2633 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2634 pass it to the init function.
2635 (plugin_default_version_check): New.
2637 2009-04-17 Richard Guenther <rguenther@suse.de>
2639 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2640 for decl-vs-decl disambiguation.
2642 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2644 * config/s390/s390.h (s390_tune_attr): New macro definition.
2645 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2647 2009-04-17 Richard Guenther <rguenther@suse.de>
2649 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2650 (fold_stmt_r): Likewise.
2651 (maybe_fold_reference): New function.
2652 (fold_gimple_assign): Handle cases fold_stmt_r did.
2653 (fold_stmt): Do not use fold_stmt_r.
2654 (fold_stmt_inplace): Likewise.
2656 2009-04-17 Richard Guenther <rguenther@suse.de>
2658 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2659 (record_equivalences_from_stmt): Remove useless checks and
2661 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2662 the type is already suitable.
2664 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2666 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2668 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2670 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2671 (CMPtype): Define as __gcc_CMPtype.
2673 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2675 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2676 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2678 2009-04-17 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/39746
2681 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2682 special-casing for builtins and static variable use/def.
2683 (call_may_clobber_ref_p_1): Likewise.
2685 2009-04-16 Ian Lance Taylor <iant@google.com>
2687 * df.h: Include "timevar.h".
2688 (struct df_problem): Change tv_id field to timevar_id_t.
2689 * tree-pass.h: Include "timevar.h".
2690 (struct opt_pass): Change tv_id field to timevar_id_t.
2691 * timevar.h (timevar_id_t): Define TV_NONE.
2692 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2693 TV_NONE rather than tv_id != 0.
2694 (execute_one_pass): Likewise.
2695 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2696 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2697 dependencies to $(TREE_PASS_H).
2698 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2700 (pass_branch_target_load_optimize2): Likewise.
2701 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2702 (pass_outof_cfg_layout_mode): Likewise.
2703 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2704 (pass_rebuild_cgraph_edges): Likewise.
2705 (pass_remove_cgraph_callee_edges): Likewise.
2706 * df-core.c (pass_df_initialize_opt): Likewise.
2707 (pass_df_initialize_no_opt): Likewise.
2708 (pass_df_finish): Likewise.
2709 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2710 * except.c (pass_set_nothrow_function_flags): Likewise.
2711 (pass_convert_to_eh_region_ranges): Likewise.
2712 * final.c (pass_compute_alignments): Likewise.
2713 * function.c (pass_instantiate_virtual_regs): Likewise.
2714 (pass_init_function): Likewise.
2715 (pass_leaf_regs): Likewise.
2716 (pass_match_asm_constraints): Likewise.
2717 * gimple-low.c (pass_lower_cf): Likewise.
2718 (pass_mark_used_blocks): Likewise.
2719 * init-regs.c (pass_initialize_regs): Likewise.
2720 * integrate.c (pass_initial_value_sets): Likewise.
2721 * ira.c (pass_ira): Likewise.
2722 * jump.c (pass_cleanup_barriers): Likewise.
2723 * omp-low.c (pass_expand_omp): Likewise.
2724 (pass_lower_omp): Likewise.
2725 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2726 * recog.c (pass_split_all_insns): Likewise.
2727 (pass_split_after_reload): Likewise.
2728 (pass_split_before_regstack): Likewise.
2729 (pass_split_before_sched2): Likewise.
2730 (pass_split_for_shorten_branches): Likewise.
2731 * reginfo.c (pass_reginfo_init): Likewise.
2732 (pass_subregs_of_mode_init): Likewise.
2733 (pass_subregs_of_mode_finish): Likewise.
2734 * passes.c (pass_postreload): Likewise.
2735 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2736 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2737 (pass_warn_function_return): Likewise.
2738 (pass_warn_function_noreturn): Likewise.
2739 * tree-complex.c (pass_lower_complex): Likewise.
2740 (pass_lower_complex_O0): Likewise.
2741 * tree-if-conv.c (pass_if_conversion): Likewise.
2742 * tree-into-ssa.c (pass_build_ssa): Likewise.
2743 * tree-mudflap.c (pass_mudflap_1): Likewise.
2744 (pass_mudflap_2): Likewise.
2745 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2746 (pass_mudflap_2): Likewise.
2747 * tree-nrv.c (pass_return_slot): Likewise.
2748 * tree-object-size.c (pass_object_sizes): Likewise.
2749 * tree-optimize.c (pass_all_optimizations): Likewise.
2750 (pass_early_local_passes): Likewise.
2751 (pass_all_early_optimizations): Likewise.
2752 (pass_cleanup_cfg): Likewise.
2753 (pass_cleanup_cfg_post_optimizing): Likewise.
2754 (pass_free_datastructures): Likewise.
2755 (pass_free_cfg_annotations): Likewise.
2756 (pass_fixup_cfg): Likewise.
2757 (pass_init_datastructures): Likewise.
2758 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2759 (pass_late_warn_uninitialized): Likewise.
2760 (pass_update_address_taken): Likewise.
2761 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2762 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2763 (pass_cse_sincos): Likewise.
2764 (pass_convert_to_rsqrt): Likewise.
2765 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2766 * tree-stdarg.c (pass_stdarg): Likewise.
2767 * tree-tailcall.c (pass_tail_recursion): Likewise.
2768 (pass_tail_calls): Likewise.
2769 * tree-vect-generic.c (pass_lower_vector): Likewise.
2770 (pass_lower_vector_ssa): Likewise.
2771 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2773 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2775 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2777 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2779 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2780 logical and signext.
2782 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2785 * config/sh/predicates.md (arith_operand): Check if the operand
2786 of TRUNCATE is a REG.
2788 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2790 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2791 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2793 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2795 * tree-iterator.c (tsi_split_statement_list_after,
2796 tsi_split_statement_list_before): Remove.
2797 * tree-iterator.h: Remove the prototypes for
2798 tsi_split_statement_list_after and tsi_split_statement_list_before.
2800 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2802 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2803 * tree-ssa-propagate.h: Remove the prototype for
2804 stmt_makes_single_load.
2806 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2808 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2809 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2811 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2813 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2815 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2817 * except.c (eh_region_outer_p): Remove.
2818 * except.h: Remove the prototype for eh_region_outer_p.
2820 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2822 * function.c (current_function_assembler_name): Remove.
2823 * function.h: Remove the prototype for
2824 current_function_assembler_name.
2826 2009-04-16 Ian Lance Taylor <iant@google.com>
2828 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2829 (add_reg_note): Call alloc_reg_note.
2830 * rtl.h (alloc_reg_note): Declare.
2831 * combine.c (try_combine): Use alloc_reg_note.
2832 (recog_for_combine, move_deaths): Likewise.
2833 (distribute_notes): Use alloc_reg_note and add_reg_note.
2834 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2835 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2836 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2838 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2840 PR rtl-optimization/39762
2841 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2842 ira_may_move_out_cost): Add comments about way of their usage.
2843 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2845 * ira-conflicts.c (process_regs_for_copy): Use function
2846 ira_get_register_move_cost instead of global
2847 ira_register_move_cost.
2849 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2850 color_pass, move_spill_restore, update_curr_costs): Ditto.
2852 * ira-lives.c (process_single_reg_class_operands): Ditto.
2854 * ira-emit.c (emit_move_list): Ditto.
2856 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2857 (record_reg_classes): Ditto. Use functions
2858 ira_get_register_move_cost and ira_get_may_move_cost instead of
2859 global vars ira_register_move_cost, ira_may_move_out_cost and
2860 ira_may_move_in_cost.
2861 (record_address_regs): Don't call ira_init_register_move_cost.
2862 Use function ira_get_may_move_cost instead of global
2863 ira_may_move_in_cost.
2864 (process_bb_node_for_hard_reg_moves): Use function
2865 ira_get_register_move_cost instead of global ira_register_move_cost.
2866 (ira_costs): Don't call ira_init_register_move_cost.
2868 2009-04-16 Richard Guenther <rguenther@suse.de>
2870 * tree-cfg.c (verify_gimple_assign_binary):
2871 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2872 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2873 (create_general_new_stmt): Note that this function is broken.
2875 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2877 * common.opt (fhelp): Add Var(help_flag).
2878 * gcc-plugin.h (plugin_info): Add help.
2879 * plugin.c (plugin_name_args): Add help.
2880 (register_plugin_info): Set plugin->help.
2881 (print_help_one_plugin): New.
2882 (print_plugins_help): New.
2883 * plugin.h (print_plugins_help): New.
2884 * toplev.c (toplev_main): Call print_plugins_help if needed.
2886 2009-04-16 Richard Guenther <rguenther@suse.de>
2888 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2889 (gimple_ior_addresses_taken_1): New function.
2890 (gimple_ior_addresses_taken): Likewise.
2891 * gimple.h (struct gimple_statement_with_ops_base): Remove
2892 addresses_taken member.
2893 (gimple_ior_addresses_taken): Declare.
2894 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2895 gimple_set_addresses_taken): Remove.
2896 * ipa-reference.c (mark_address): New function.
2897 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2898 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2899 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2900 (gimple_add_to_addresses_taken): Remove.
2901 (get_tmr_operands): Call mark_address_taken.
2902 (get_asm_expr_operands): Likewise.
2903 (get_expr_operands): Likewise.
2904 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2905 (free_stmt_operands): Do not free it.
2906 * tree-ssa.c (delete_tree_ssa): Likewise.
2907 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2909 2009-04-16 Richard Guenther <rguenther@suse.de>
2911 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2912 (walk_stmt_load_store_ops): Likewise.
2913 * gimple.c (get_base_loadstore): New function.
2914 (walk_stmt_load_store_addr_ops): Likewise.
2915 (walk_stmt_load_store_ops): Likewise.
2916 * ipa-pure-const.c (check_op): Simplify.
2917 (check_load, check_store): New functions.
2918 (check_stmt): Use walk_stmt_load_store_ops.
2919 * ipa-reference.c (mark_load): Adjust signature.
2920 (mark_store): Likewise.
2921 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2923 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2925 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2927 * opts.c (common_handle_option): Don't call print_version.
2928 * plugin.c (plugin_name_args): Add version.
2929 (register_plugin_info): New.
2930 (register_callback): Handle PLUGIN_INFO.
2931 (try_init_one_plugin): New.
2932 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2934 (finalize_one_plugin): New.
2935 (finalize_plugins): New.
2936 (print_one_plugin): New.
2937 (print_plugins_versions): New.
2938 * plugin.h (print_plugins_versions): New.
2939 (finalize_plugins): New.
2940 * toplev.c (compile_file): Don't call initialize_plugins.
2941 (print_version): Call print_plugins_versions.
2942 (toplev_main): Call initialize_plugins. Print version if needed.
2943 Call finalize_plugins.
2945 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2947 * common.opt (fversion): New.
2948 * gcc.c (print_version): New.
2949 (process_command): Don't print the version. Just set print_version.
2950 (main): Print version. Call subprocesses if print_version and
2951 verbose_flag are set.
2952 * opts.c (common_handle_option): Handle OPT_fversion.
2954 2009-04-16 Richard Guenther <rguenther@suse.de>
2955 Ira Rosen <irar@il.ibm.com>
2957 PR tree-optimization/39698
2958 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2959 type of the reduction variable. Only generate the def if
2962 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2963 make sure to first convert to an integer of the same precision.
2964 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2965 the type of the evolution correctly in computing the new
2966 induction variable base.
2968 2009-04-16 Richard Guenther <rguenther@suse.de>
2971 * tree-cfg.c (make_blocks): Split statements with to-be
2972 abnormal SSA names on the lhs.
2974 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2976 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2977 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2978 * c-typeck.c (really_start_incremental_init): Likewise.
2979 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2980 (TARGET_INITIALIZER): Remove it.
2981 * target.h (struct target): Remove vector_opaque_p.
2982 * tree.c (build_opaque_vector_type): New.
2983 * tree.h (TYPE_VECTOR_OPAQUE): New.
2984 (build_opaque_vector_type): Declare.
2985 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2986 * config/rs6000/rs6000.c (build_opaque_vector_type,
2987 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2988 (rs6000_init_builtins): Use build_opaque_vector_type for
2989 opaque_V4SI_type_node.
2991 2009-04-15 Catherine Moore <clm@codesourcery.com>
2993 * debug.h (set_name): Declare.
2994 * dwarf2out.c (dwarf2out_set_name): Declare.
2995 (dwarf2_debug_hooks): Add set_name.
2996 (find_AT_string): New.
2997 (add_AT_string): Call find_AT_string.
2998 (dwarf2out_set_name): New.
2999 * cp/decl.c (grokdeclarator): Call set_name.
3000 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3001 * debug.c (do_nothing_debug_hooks): Likewise.
3002 * dbxout.c (dbx_debug_hooks): Likewise.
3003 * sdbout.c (sdb_debug_hooks): Likewise.
3005 2009-04-15 Michael Eager <eager@eagercon.com>
3007 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3008 reg for single-precision FPU.
3009 * config/rs6000/rs6000.md (movsi_internal1): Only for
3011 (movsi_internal1_single): New. Add pattern to move SI values to/from
3012 single-precision FP regs.
3014 2009-04-15 Richard Guenther <rguenther@suse.de>
3016 * omp-low.c (lower_rec_input_clauses): Build correct address
3018 (expand_omp_for_generic): Fix multiplication type.
3019 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3020 (generate_memset_zero): Fix types.
3021 * tree-profile.c (prepare_instrumented_value): Correctly
3024 2009-04-15 Ian Lance Taylor <iant@google.com>
3026 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3027 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3028 for -Wall and for -Wc++-compat.
3029 (c_common_post_options): For C++, set warn_enum_compare if not
3031 * c-tree.h (struct c_expr): Add field original_type.
3032 (build_external_ref): Update declaration.
3033 * c-parser.c (c_parser_braced_init): Set original_type.
3034 (c_parser_initelt): Likewise.
3035 (c_parser_expr_no_commas): Likewise.
3036 (c_parser_conditional_expression): Likewise.
3037 (c_parser_cast_expression): Likewise.
3038 (c_parser_unary_expression): Likewise. Pull setting of
3039 original_code to top of function.
3040 (c_parser_sizeof_expression): Set original_type.
3041 (c_parser_alignof_expression): Likewise.
3042 (c_parser_postfix_expression): Likewise. Pull setting of
3043 original_code to top of function.
3044 (c_parser_postfix_expression_after_paren_type): Set original_type.
3045 (c_parser_postfix_expression_after_primary): Likewise.
3046 (c_parser_expression): Likewise.
3047 * c-typeck.c (build_external_ref): Add type parameter. Change all
3049 (c_expr_sizeof_expr): Set original_type field.
3050 (parser_build_unary_op): Likewise.
3051 (parser_build_binary_op): Likewise. Optionally warn about
3052 comparisons of enums of different types.
3053 (digest_init): Set original_type field.
3054 (really_start_incremental_init): Likewise.
3055 (push_init_level, pop_init_level): Likewise.
3056 * doc/invoke.texi (Warning Options): -Wenum-compare now
3059 2009-04-15 Richard Guenther <rguenther@suse.de>
3061 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3062 out a necessary conversion.
3063 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3064 names we didn't value number.
3065 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3067 2009-04-15 Richard Guenther <rguenther@suse.de>
3069 PR tree-optimization/39764
3070 * tree-ssa-ccp.c (get_value): Canonicalize value with
3071 canonicalize_float_value.
3073 2009-04-15 Jan Hubicka <jh@suse.cz>
3075 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3076 Wrong version of patch.
3078 2009-04-15 Jan Hubicka <jh@suse.cz>
3080 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3082 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3084 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3085 our distinct integral and vector types.
3087 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3089 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3090 * init.c (build_vtbl_address): Remove call to assemble_external.
3092 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3094 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3095 output for other floating point modes.
3097 2009-04-14 Diego Novillo <dnovillo@google.com>
3099 * diagnostic.c (diagnostic_report_diagnostic): Do not
3100 warn about loaded plugins for DK_ERROR and DK_WARNING.
3101 * c-decl.c (declspecs_add_type): Move call to
3102 invoke_plugin_callbacks ...
3103 * c-parser.c (c_parser_declspecs): ... here.
3104 * plugin.c (dump_active_plugins): Tidy output.
3106 2009-04-14 Diego Novillo <dnovillo@google.com>
3107 Le-Chun Wu <lcwu@google.com>
3109 * configure.ac: Add --enable-plugin support.
3110 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3111 * Makefile.in (PLUGIN_H): Define.
3112 Export ENABLE_PLUGIN and GMPINC to site.exp.
3113 Add PLUGINLIBS to link command.
3114 Add/modify dependencies for plugin.o and files including plugin.h.
3116 * config.in: Regenerate.
3118 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3121 2009-04-14 Le-Chun Wu <lcwu@google.com>
3123 * tree-pass.h (register_one_dump_file): Add a prototype for
3124 register_one_dump_file.
3125 * toplev.c (compile_file): Call initialize_plugins.
3126 (do_compile): Call invoke_plugin_callbacks.
3127 (toplev_main): Call invoke_plugin_callbacks.
3128 * common.opt: Add -fplugin= and -fplugin-arg-.
3129 * gcc-plugin.h: New public header file for plugins to include.
3130 * plugin.c: New source file.
3131 * plugin.h: New internal header file.
3132 * passes.c (register_one_dump_file): Make it external.
3134 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3136 2009-04-14 Diego Novillo <dnovillo@google.com>
3138 * doc/plugins.texi: New.
3139 * doc/gccint.texi: Add reference to Plugins chapter.
3140 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3141 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3142 loaded plugins, if any.
3143 * timevar.def (TV_PLUGIN_INIT): Define.
3144 (TV_PLUGIN_RUN): Define.
3145 * plugin.c: Include timevar.h
3146 (plugins_active_p): New.
3147 (dump_active_plugins): New.
3148 (debug_active_plugins): New.
3150 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3152 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3154 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3156 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3158 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3159 the same as a minus without a shift.
3161 2009-04-14 Nick Clifton <nickc@redhat.com>
3163 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3164 comparisons with small integers will always produce a short
3167 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3170 2008-12-19 Diego Novillo <dnovillo@google.com>
3172 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3174 2009-04-14 Richard Guenther <rguenther@suse.de>
3176 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3178 (verify_gimple_assign_binary): Likewise. Handle shifts and
3180 (verify_gimple_phi): Print the mismatched argument position.
3181 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3183 (vect_update_init_of_dr): Likewise.
3184 * matrix-reorg.c (transform_access_sites): Do what the
3186 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3188 2009-04-13 Michael Eager <eager@eagercon.com>
3190 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3191 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3192 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3193 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3194 remove duplicate config
3196 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3198 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3199 file_name:line_number type locator of the call site.
3201 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3203 * genautomata.c: Put blank after comma.
3204 (automaton_decls): New.
3205 (struct unit_usage): Add comments to member next.
3206 (store_alt_unit_usage): Keep the list ordered.
3207 (unit_present_on_list_p, equal_alternatives_p): New.
3208 (check_regexp_units_distribution): Check units distribution
3209 correctness correctly.
3210 (main): Don't write automata if error is found. Return correct
3213 * config/m68k/cf.md (cfv4_ds): Remove.
3214 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3215 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3217 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3218 power4-load-ext, power4-store, power4-store-update,
3219 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3220 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3221 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3222 power4-sqrt, power4-isync): Modify reservation to make correct
3223 unit distribution to automata.
3225 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3226 power5-store-update, power5-two, power5-three, power5-lmul,
3227 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3229 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3231 * except.c (pass_set_nothrow_function_flags): Set name and add
3233 (set_nothrow_function_flags): Mention in the dump file when
3234 changing a function to nothrow.
3236 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3239 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3240 instead of unsigned long.
3242 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3244 * config/arm/arm.c (return_used_this_function): Remove.
3245 (arm_output_function_prologue): Remove use of
3246 return_used_this_function.
3247 (output_return_instruction): Replace use of
3248 return_used_this_function
3249 by cfun->machine->return_used_this_function.
3250 (arm_output_epilogue): Likewise.
3251 (arm_output_function_epilogue): Likewise.
3252 (thumb_unexpanded_epilogue): Likewise.
3253 * config/arm/arm.h (struct machine_function):
3254 New member return_used_this_function.
3256 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3258 * doc/install.texi: Correct description of default directory for
3259 --with-gxx-include-dir.
3261 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3263 * fold-const.c (build_range_check): Properly deal with enumeral and
3266 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3268 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3269 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3270 * params.h (MAX_GCSE_PASSES): Remove.
3271 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3272 in sequence. Remove ability to run multiple passes.
3273 (bypass_jumps): Report run as third CPROP pass.
3275 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3278 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3279 when deciding whether the whole SEQUENCE can throw.
3281 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3284 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3285 offseted label references.
3287 2009-04-11 Jan Hubicka <jh@suse.cz>
3289 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3291 2009-04-11 Richard Guenther <rguenther@suse.de>
3294 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3295 return variables as TREE_ADDRESSABLE.
3297 2009-04-11 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/39713
3300 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3301 reference trees have SSA_NAME operands.
3303 2009-04-11 Richard Guenther <rguenther@suse.de>
3306 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3307 address expressions.
3309 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3311 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3312 match changes in Cygwin 1.7
3313 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3314 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3316 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3318 PR tree-optimization/39701
3319 * doc/invoke.texi (Optimization Options): Document change in
3320 meaning and initialization of -fdelete-null-pointer-checks.
3322 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3325 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3327 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3330 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3332 2009-04-10 Chao-ying Fu <fu@mips.com>
3334 * doc/tm.texi (Instruction Output): Document
3335 TARGET_ASM_FINAL_POSTSCAN_INSN.
3336 * target.h (final_postscan_insn): New field in asm_out.
3337 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3338 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3339 * final.c (final_scan_insn): Call
3340 targetm.asm_out.final_postscan_insn after outputting
3341 an asm macro and a normal instruction.
3343 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3344 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3345 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3346 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3347 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3349 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3352 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3353 variables as non-NULL even with -fdelete-null-pointer-checks.
3355 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3357 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3359 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3362 * config/i386/i386.c (classify_argument): Handle SCmode with
3363 (bit_offset % 64) != 0.
3365 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3367 * doc/invoke.texi (Optimize Options): Add cross-reference to
3368 -Q --help=optimizers examples.
3370 2009-04-10 Ben Elliston <bje@au.ibm.com>
3373 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3374 regalign for the reg == fpr and TDmode case.
3376 2009-04-09 David Ayers <ayers@fsfe.org>
3379 * objc/objc-act.c (warn_with_method): Remove helper function.
3380 (check_duplicates): Call warning and inform directly.
3381 (really_start_method): Likewise.
3383 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3385 * expmed.c (expand_divmod): Always use a comparison for a division
3386 by a large unsigned integer.
3388 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3389 for things others than variables or functions as nonzero.
3391 2009-04-09 Nick Clifton <nickc@redhat.com>
3393 * unwind-compat.c: Change copyright header to refer to version
3394 3 of the GNU General Public License with version 3.1 of the
3395 GCC Runtime Library Exception and to point readers at the
3396 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3397 * config/alpha/crtfastmath.c: Likewise.
3398 * config/alpha/linux-unwind.h: Likewise.
3399 * config/alpha/qrnnd.asm: Likewise.
3400 * config/alpha/vms-crt0-64.c: Likewise.
3401 * config/alpha/vms-crt0.c: Likewise.
3402 * config/alpha/vms-dwarf2.asm: Likewise.
3403 * config/alpha/vms-dwarf2eh.asm: Likewise.
3404 * config/alpha/vms-psxcrt0-64.c: Likewise.
3405 * config/alpha/vms-psxcrt0.c: Likewise.
3406 * config/alpha/vms_tramp.asm: Likewise.
3407 * config/arc/initfini.c: Likewise.
3408 * config/arc/lib1funcs.asm: Likewise.
3409 * config/arm/bpabi-v6m.S: Likewise.
3410 * config/arm/bpabi.S: Likewise.
3411 * config/arm/bpabi.c: Likewise.
3412 * config/arm/crti.asm: Likewise.
3413 * config/arm/crtn.asm: Likewise.
3414 * config/arm/ieee754-df.S: Likewise.
3415 * config/arm/ieee754-sf.S: Likewise.
3416 * config/arm/lib1funcs.asm: Likewise.
3417 * config/arm/libunwind.S: Likewise.
3418 * config/arm/linux-atomic.c: Likewise.
3419 * config/arm/mmintrin.h: Likewise.
3420 * config/arm/pr-support.c: Likewise.
3421 * config/arm/unaligned-funcs.c: Likewise.
3422 * config/arm/unwind-arm.c: Likewise.
3423 * config/arm/unwind-arm.h: Likewise.
3424 * config/avr/libgcc.S: Likewise.
3425 * config/bfin/crti.s: Likewise.
3426 * config/bfin/crtlibid.s: Likewise.
3427 * config/bfin/crtn.s: Likewise.
3428 * config/bfin/lib1funcs.asm: Likewise.
3429 * config/bfin/linux-unwind.h: Likewise.
3430 * config/cris/arit.c: Likewise.
3431 * config/cris/cris_abi_symbol.c: Likewise.
3432 * config/darwin-64.c: Likewise.
3433 * config/darwin-crt2.c: Likewise.
3434 * config/darwin-crt3.c: Likewise.
3435 * config/darwin.h: Likewise.
3436 * config/dbxelf.h: Likewise.
3437 * config/dfp-bit.c: Likewise.
3438 * config/dfp-bit.h: Likewise.
3439 * config/elfos.h: Likewise.
3440 * config/fixed-bit.c: Likewise.
3441 * config/fixed-bit.h: Likewise.
3442 * config/fp-bit.c: Likewise.
3443 * config/fp-bit.h: Likewise.
3444 * config/fr30/crti.asm: Likewise.
3445 * config/fr30/crtn.asm: Likewise.
3446 * config/fr30/lib1funcs.asm: Likewise.
3447 * config/freebsd-spec.h: Likewise.
3448 * config/frv/cmovd.c: Likewise.
3449 * config/frv/cmovh.c: Likewise.
3450 * config/frv/cmovw.c: Likewise.
3451 * config/frv/frvbegin.c: Likewise.
3452 * config/frv/frvend.c: Likewise.
3453 * config/frv/lib1funcs.asm: Likewise.
3454 * config/glibc-stdint.h: Likewise.
3455 * config/h8300/clzhi2.c: Likewise.
3456 * config/h8300/crti.asm: Likewise.
3457 * config/h8300/crtn.asm: Likewise.
3458 * config/h8300/ctzhi2.c: Likewise.
3459 * config/h8300/fixunssfsi.c: Likewise.
3460 * config/h8300/lib1funcs.asm: Likewise.
3461 * config/h8300/parityhi2.c: Likewise.
3462 * config/h8300/popcounthi2.c: Likewise.
3463 * config/i386/ammintrin.h: Likewise.
3464 * config/i386/att.h: Likewise.
3465 * config/i386/avxintrin.h: Likewise.
3466 * config/i386/biarch64.h: Likewise.
3467 * config/i386/bmmintrin.h: Likewise.
3468 * config/i386/cpuid.h: Likewise.
3469 * config/i386/cross-stdarg.h: Likewise.
3470 * config/i386/crtfastmath.c: Likewise.
3471 * config/i386/crtprec.c: Likewise.
3472 * config/i386/cygming-crtbegin.c: Likewise.
3473 * config/i386/cygming-crtend.c: Likewise.
3474 * config/i386/cygwin.asm: Likewise.
3475 * config/i386/emmintrin.h: Likewise.
3476 * config/i386/gmm_malloc.h: Likewise.
3477 * config/i386/gthr-win32.c: Likewise.
3478 * config/i386/i386.h: Likewise.
3479 * config/i386/immintrin.h: Likewise.
3480 * config/i386/linux-unwind.h: Likewise.
3481 * config/i386/linux64.h: Likewise.
3482 * config/i386/mm3dnow.h: Likewise.
3483 * config/i386/mmintrin-common.h: Likewise.
3484 * config/i386/mmintrin.h: Likewise.
3485 * config/i386/nmmintrin.h: Likewise.
3486 * config/i386/pmm_malloc.h: Likewise.
3487 * config/i386/pmmintrin.h: Likewise.
3488 * config/i386/smmintrin.h: Likewise.
3489 * config/i386/sol2-c1.asm: Likewise.
3490 * config/i386/sol2-ci.asm: Likewise.
3491 * config/i386/sol2-cn.asm: Likewise.
3492 * config/i386/sol2-gc1.asm: Likewise.
3493 * config/i386/tmmintrin.h: Likewise.
3494 * config/i386/unix.h: Likewise.
3495 * config/i386/w32-unwind.h: Likewise.
3496 * config/i386/wmmintrin.h: Likewise.
3497 * config/i386/x86-64.h: Likewise.
3498 * config/i386/x86intrin.h: Likewise.
3499 * config/i386/xmmintrin.h: Likewise.
3500 * config/ia64/crtbegin.asm: Likewise.
3501 * config/ia64/crtend.asm: Likewise.
3502 * config/ia64/crtfastmath.c: Likewise.
3503 * config/ia64/crti.asm: Likewise.
3504 * config/ia64/crtn.asm: Likewise.
3505 * config/ia64/fde-glibc.c: Likewise.
3506 * config/ia64/lib1funcs.asm: Likewise.
3507 * config/ia64/linux-unwind.h: Likewise.
3508 * config/ia64/quadlib.c: Likewise.
3509 * config/ia64/unwind-ia64.c: Likewise.
3510 * config/linux.h: Likewise.
3511 * config/m32c/m32c-lib1.S: Likewise.
3512 * config/m32c/m32c-lib2-trapv.c: Likewise.
3513 * config/m32c/m32c-lib2.c: Likewise.
3514 * config/m32r/initfini.c: Likewise.
3515 * config/m68hc11/larith.asm: Likewise.
3516 * config/m68hc11/m68hc11-crt0.S: Likewise.
3517 * config/m68k/cf.md: Likewise.
3518 * config/m68k/crti.s: Likewise.
3519 * config/m68k/crtn.s: Likewise.
3520 * config/m68k/lb1sf68.asm: Likewise.
3521 * config/m68k/linux-unwind.h: Likewise.
3522 * config/mcore/crti.asm: Likewise.
3523 * config/mcore/crtn.asm: Likewise.
3524 * config/mcore/lib1.asm: Likewise.
3525 * config/mips/linux-unwind.h: Likewise.
3526 * config/mips/loongson.h: Likewise.
3527 * config/mips/mips16.S: Likewise.
3528 * config/mmix/crti.asm: Likewise.
3529 * config/mmix/crtn.asm: Likewise.
3530 * config/pa/fptr.c: Likewise.
3531 * config/pa/hpux-unwind.h: Likewise.
3532 * config/pa/lib2funcs.asm: Likewise.
3533 * config/pa/linux-atomic.c: Likewise.
3534 * config/pa/linux-unwind.h: Likewise.
3535 * config/pa/milli64.S: Likewise.
3536 * config/pa/quadlib.c: Likewise.
3537 * config/pa/stublib.c: Likewise.
3538 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3539 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3540 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3541 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3542 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3543 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3544 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3545 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3546 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3547 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3548 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3549 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3550 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3551 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3552 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3553 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3554 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3555 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3556 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3557 * config/rs6000/750cl.h: Likewise.
3558 * config/rs6000/altivec.h: Likewise.
3559 * config/rs6000/biarch64.h: Likewise.
3560 * config/rs6000/crtresfpr.asm: Likewise.
3561 * config/rs6000/crtresgpr.asm: Likewise.
3562 * config/rs6000/crtresxfpr.asm: Likewise.
3563 * config/rs6000/crtresxgpr.asm: Likewise.
3564 * config/rs6000/crtsavfpr.asm: Likewise.
3565 * config/rs6000/crtsavgpr.asm: Likewise.
3566 * config/rs6000/darwin-asm.h: Likewise.
3567 * config/rs6000/darwin-fallback.c: Likewise.
3568 * config/rs6000/darwin-fpsave.asm: Likewise.
3569 * config/rs6000/darwin-ldouble.c: Likewise.
3570 * config/rs6000/darwin-tramp.asm: Likewise.
3571 * config/rs6000/darwin-unwind.h: Likewise.
3572 * config/rs6000/darwin-vecsave.asm: Likewise.
3573 * config/rs6000/darwin-world.asm: Likewise.
3574 * config/rs6000/e500crtres32gpr.asm: Likewise.
3575 * config/rs6000/e500crtres64gpr.asm: Likewise.
3576 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3577 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3578 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3579 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3580 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3581 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3582 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3583 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3584 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3585 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3586 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3587 * config/rs6000/eabi-ci.asm: Likewise.
3588 * config/rs6000/eabi-cn.asm: Likewise.
3589 * config/rs6000/eabi.asm: Likewise.
3590 * config/rs6000/linux-unwind.h: Likewise.
3591 * config/rs6000/linux64.h: Likewise.
3592 * config/rs6000/paired.h: Likewise.
3593 * config/rs6000/paired.md: Likewise.
3594 * config/rs6000/ppc64-fp.c: Likewise.
3595 * config/rs6000/ppu_intrinsics.h: Likewise.
3596 * config/rs6000/rs6000.h: Likewise.
3597 * config/rs6000/si2vmx.h: Likewise.
3598 * config/rs6000/sol-ci.asm: Likewise.
3599 * config/rs6000/sol-cn.asm: Likewise.
3600 * config/rs6000/spe.h: Likewise.
3601 * config/rs6000/spu2vmx.h: Likewise.
3602 * config/rs6000/sysv4.h: Likewise.
3603 * config/rs6000/tramp.asm: Likewise.
3604 * config/rs6000/vec_types.h: Likewise.
3605 * config/s390/linux-unwind.h: Likewise.
3606 * config/s390/tpf-unwind.h: Likewise.
3607 * config/score/crti.asm: Likewise.
3608 * config/score/crtn.asm: Likewise.
3609 * config/sh/crt1.asm: Likewise.
3610 * config/sh/crti.asm: Likewise.
3611 * config/sh/crtn.asm: Likewise.
3612 * config/sh/divtab-sh4-300.c: Likewise.
3613 * config/sh/divtab-sh4.c: Likewise.
3614 * config/sh/divtab.c: Likewise.
3615 * config/sh/lib1funcs-4-300.asm: Likewise.
3616 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3617 * config/sh/lib1funcs.asm: Likewise.
3618 * config/sh/lib1funcs.h: Likewise.
3619 * config/sh/linux-atomic.asm: Likewise.
3620 * config/sh/linux-unwind.h: Likewise.
3621 * config/sh/shmedia.h: Likewise.
3622 * config/sh/sshmedia.h: Likewise.
3623 * config/sh/ushmedia.h: Likewise.
3624 * config/sparc/crtfastmath.c: Likewise.
3625 * config/sparc/linux-unwind.h: Likewise.
3626 * config/sparc/sol2-c1.asm: Likewise.
3627 * config/sparc/sol2-ci.asm: Likewise.
3628 * config/sparc/sol2-cn.asm: Likewise.
3629 * config/spu/divmodti4.c: Likewise.
3630 * config/spu/divv2df3.c: Likewise.
3631 * config/spu/float_disf.c: Likewise.
3632 * config/spu/float_unsdidf.c: Likewise.
3633 * config/spu/float_unsdisf.c: Likewise.
3634 * config/spu/float_unssidf.c: Likewise.
3635 * config/spu/mfc_multi_tag_release.c: Likewise.
3636 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3637 * config/spu/mfc_tag_release.c: Likewise.
3638 * config/spu/mfc_tag_reserve.c: Likewise.
3639 * config/spu/mfc_tag_table.c: Likewise.
3640 * config/spu/multi3.c: Likewise.
3641 * config/spu/spu_internals.h: Likewise.
3642 * config/spu/spu_intrinsics.h: Likewise.
3643 * config/spu/spu_mfcio.h: Likewise.
3644 * config/spu/vec_types.h: Likewise.
3645 * config/spu/vmx2spu.h: Likewise.
3646 * config/stormy16/stormy16-lib2.c: Likewise.
3647 * config/svr4.h: Likewise.
3648 * config/sync.c: Likewise.
3649 * config/v850/lib1funcs.asm: Likewise.
3650 * config/vxlib-tls.c: Likewise.
3651 * config/vxlib.c: Likewise.
3652 * config/vxworks-dummy.h: Likewise.
3653 * config/xtensa/crti.asm: Likewise.
3654 * config/xtensa/crtn.asm: Likewise.
3655 * config/xtensa/ieee754-df.S: Likewise.
3656 * config/xtensa/ieee754-sf.S: Likewise.
3657 * config/xtensa/lib1funcs.asm: Likewise.
3658 * config/xtensa/lib2funcs.S: Likewise.
3659 * config/xtensa/linux-unwind.h: Likewise.
3660 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3661 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3662 * coretypes.h: Likewise.
3663 * crtstuff.c: Likewise.
3664 * defaults.h: Likewise.
3665 * dwarf2.h: Likewise.
3666 * emutls.c: Likewise.
3667 * gbl-ctors.h: Likewise.
3668 * gcov-io.h: Likewise.
3669 * ginclude/float.h: Likewise.
3670 * ginclude/iso646.h: Likewise.
3671 * ginclude/stdarg.h: Likewise.
3672 * ginclude/stdbool.h: Likewise.
3673 * ginclude/stddef.h: Likewise.
3674 * ginclude/stdfix.h: Likewise.
3675 * ginclude/stdint-gcc.h: Likewise.
3676 * ginclude/tgmath.h: Likewise.
3677 * gthr-aix.h: Likewise.
3678 * gthr-dce.h: Likewise.
3679 * gthr-gnat.c: Likewise.
3680 * gthr-gnat.h: Likewise.
3681 * gthr-lynx.h: Likewise.
3682 * gthr-mipssde.h: Likewise.
3683 * gthr-nks.h: Likewise.
3684 * gthr-posix.c: Likewise.
3685 * gthr-posix.h: Likewise.
3686 * gthr-posix95.h: Likewise.
3687 * gthr-rtems.h: Likewise.
3688 * gthr-single.h: Likewise.
3689 * gthr-solaris.h: Likewise.
3690 * gthr-tpf.h: Likewise.
3691 * gthr-vxworks.h: Likewise.
3692 * gthr-win32.h: Likewise.
3694 * libgcc2.c: Likewise.
3695 * libgcc2.h: Likewise.
3696 * libgcov.c: Likewise.
3697 * tsystem.h: Likewise.
3698 * typeclass.h: Likewise.
3699 * unwind-c.c: Likewise.
3700 * unwind-compat.h: Likewise.
3701 * unwind-dw2-fde-compat.c: Likewise.
3702 * unwind-dw2-fde-darwin.c: Likewise.
3703 * unwind-dw2-fde-glibc.c: Likewise.
3704 * unwind-dw2-fde.c: Likewise.
3705 * unwind-dw2-fde.h: Likewise.
3706 * unwind-dw2.c: Likewise.
3707 * unwind-dw2.h: Likewise.
3708 * unwind-generic.h: Likewise.
3709 * unwind-pe.h: Likewise.
3710 * unwind-sjlj.c: Likewise.
3711 * unwind.inc: Likewise.
3712 * config/arm/neon-gen.ml: Change generated copyright header to
3713 refer to version 3 of the GNU General Public License with
3714 version 3.1 of the GCC Runtime Library Exception and to point
3715 readers at the COPYING3 and COPYING3.RUNTIME files and the
3716 FSF's license web page.
3717 * config/arm/arm_neon.h: Regenerate.
3719 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3721 * config/cris/cris.md: Change copyright header to refer to version
3722 3 of the GNU General Public License.
3723 * doc/install.texi2html: Change copyright header to refer to version
3724 3 of the GNU General Public License and to point readers at the
3725 COPYING3 file and the FSF's license web page.
3726 * config/vax/linux.h: Likewise.
3728 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3730 * config/i386/i386.md (cmpcc): New.
3731 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3732 (sync_compare_and_swap_cc*): Delete.
3734 * config/s390/s390.c (s390_compare_emitted): Remove.
3735 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3736 s390_compare_emitted used to be handled. Assert that modes match.
3737 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3738 refer to sync_compare_and_swap_ccsi.
3739 * config/s390/s390.h (s390_compare_emitted): Remove.
3740 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3741 instead of s390_compare_emitted.
3742 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3743 instead of s390_compare_emitted.
3744 * config/s390/s390.md (cmpcc): New.
3745 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3746 CC_REGNUM, do not pretend it's set.
3747 (sync_compare_and_swap_cc*): Delete.
3748 * config/s390/predicates.md (cc_reg_operand): New.
3750 * expr.c (sync_compare_and_swap_cc): Delete.
3751 * optabs.h (sync_compare_and_swap_cc): Delete.
3752 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3753 is being used with can_compare_p.
3754 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3756 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3757 look for a MODE_CC set instead. Use emit_store_flag.
3758 (expand_compare_and_swap_loop): Likewise, with some additional
3759 complication to avoid a force_reg when useless. Use
3760 emit_cmp_and_jump_insns.
3761 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3762 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3763 sync_compare_and_swap documentation.
3765 2009-04-09 Jan Hubicka <jh@suse.cz>
3767 * except.c (find_prev_try): Break out from ....
3768 (duplicate_eh_regions): ... here; properly update prev_try pointers
3769 when duplication part of tree.
3770 (dump_eh_tree): Improve dumping.
3771 (verify_eh_region): New.
3772 (verify_eh_tree): Use it.
3774 2009-04-06 Richard Guenther <rguenther@suse.de>
3776 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3777 &ARRAY addresses by adjusting their types and prepending
3779 * tree-cfg.c (verify_gimple_assign_single): Verify that
3780 addresses are correct.
3782 2009-04-09 Richard Guenther <rguenther@suse.de>
3784 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3785 indices into an array reference if possible.
3786 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3787 Fold POINTER_PLUS_EXPR statements with invariant address.
3789 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3792 * config.gcc (powerpc64-*-linux*): Always build biarch.
3794 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3797 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3798 it and pedwarn if this results in an INTEGER_CST.
3800 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3802 * doc/install.texi: Update minimum GMP version. Remove obsolete
3803 text in MPFR section.
3805 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3807 * dwarf2out.c (class_scope_p): New static inline.
3808 (class_or_namespace_scope_p): Use it.
3809 (gen_variable_die): Use DW_TAG_member tag for static data member
3810 declarations instead of DW_TAG_variable.
3813 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3816 2009-04-08 Richard Guenther <rguenther@suse.de>
3818 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3819 valueize random data.
3821 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3823 * config.gcc (aix tm_file): Add aix-stdint.h.
3824 (aix tm clause use_gcc_stdint): Set to wrap.
3825 * config/rs6000/aix-stdint.h: New file.
3827 2009-04-08 Richard Guenther <rguenther@suse.de>
3830 * tree-dfa.c (add_referenced_var): Do not recurse into
3831 global initializers.
3832 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3834 (fold_const_aggregate_ref): Likewise.
3836 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3838 * recog.c (ordered_comparison_operator): New.
3839 * gensupport.c (std_preds): Add it.
3840 * doc/md.texi (Machine-Independent Predicates): Document it.
3842 2009-04-08 Jan Hubicka <jh@suse.cz>
3844 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3845 * function.h (rtl_eh): Remove exception_handler_label_map.
3846 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3847 remove_exception_handler_label, for_each_eh_label_1): Remove.
3848 (rtl_remove_unreachable_regions): Remove.
3849 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3850 (find_exception_handler_labels): Don't build the hashtable.
3851 (maybe_remove_eh_handler): Remove.
3852 (for_each_eh_label): Rewrite to walk the tree.
3853 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3854 * except.h (maybe_remove_eh_handler): Remove.
3855 * passes.c (init_optimization_passes): Schedule second EH cleanup
3857 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3858 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3860 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3862 * genoutput.c (validate_optab_operands): New.
3863 (gen_insn, gen_expand): Call it.
3865 * genflags.c (gen_insn): Detect misused iterators.
3866 (main): Pass line_no to gen_insn, exit with status 1 on error.
3868 * genextract.c (line_no): Make global.
3869 (VEC_safe_set_locstr): Change assertion to error message.
3870 (main): Exit with status 1 on error.
3872 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3876 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3877 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3878 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3879 * c-convert.c (convert): Do not call fold on results of conversion
3880 functions when the result is a C_MAYBE_CONST_EXPR.
3881 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3882 of __builtin_choose_expr.
3883 * c-typeck.c (remove_c_maybe_const_expr): New.
3884 (build_unary_op, build_conditional_expr, build_compound_expr,
3885 build_binary_op, c_objc_common_truthvalue_conversion): Call
3886 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3889 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3891 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3892 CODE to produce a new one. Add a prototype to use fold_convert_const
3894 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3897 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3898 mix declarations and code.
3900 2009-04-08 Ben Elliston <bje@au.ibm.com>
3902 * gcc.c: Replace `CC' with `GCC' throughout.
3904 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3906 * doc/invoke.texi: Document Atom support.
3908 2009-04-07 Jason Merrill <jason@redhat.com>
3911 * c-common.h, c-common.c: Add flag_pretty_templates.
3912 * c-opts.c (c_common_handle_option): Set it.
3913 * c.opt: Add -fno-pretty-templates.
3914 * doc/invoke.texi (C++ Dialect Options): Likewise.
3916 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3918 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3919 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3920 (ia64_expand_builtin): Likewise.
3922 2009-04-07 Martin Jambor <mjambor@suse.cz>
3924 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3925 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3926 ADDR_EXPRS are include too.
3928 2009-04-07 Richard Guenther <rguenther@suse.de>
3930 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3931 decls are only used if passes as parameters or if they are
3932 local statics and the call is not to a builtin.
3933 (call_may_clobber_ref_p_1): Likewise.
3935 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3937 * expr.c (do_store_flag): Remove last argument. Simplify code
3938 to avoid duplication of tests already done by can_compare_p.
3939 (expand_expr_real_1): Adjust caller.
3941 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3943 * optabs.c (can_compare_p): Test the predicate of a
3944 cbranch and cstore pattern.
3946 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3948 * expr.c (convert_move): Use emit_store_flag instead of
3951 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3953 * config/i386/i386.c (ix86_compare_emitted): Remove.
3954 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3955 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3956 * config/i386/i386.h (ix86_compare_emitted): Remove.
3957 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3958 instead of ix86_compare_emitted.
3959 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3961 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3963 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3964 Add t-sysroot-suffix to tmake_file.
3965 * config/print-sysroot-suffix.sh: New file.
3966 * config/t-sysroot-suffix: New file.
3968 2009-04-07 Ben Elliston <bje@au.ibm.com>
3970 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3971 as the latter produces a warning when the target does not support
3974 2009-04-07 Ben Elliston <bje@au.ibm.com>
3976 * dfp.c: Replace type punning assignments with memcpy throughout.
3977 * Makefile.in (dfp.o-warn): Remove.
3979 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3982 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3983 Include soft-fp/t-softfp after rs6000/t-linux64.
3985 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3987 * stor-layout.c (set_sizetype): Use the full precision of their
3988 machine mode for bitsize types.
3990 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3992 * config/i386/i386.md: Revert 2 accidental checkins.
3994 2009-04-06 Joey Ye <joey.ye@intel.com>
3995 Xuepeng Guo <xuepeng.guo@intel.com>
3996 H.J. Lu <hongjiu.lu@intel.com>
3998 Atom pipeline model, tuning and insn selection.
3999 * config.gcc (atom): Add atom config options and target.
4001 * config/i386/atom.md: New.
4003 * config/i386/i386.c (atom_cost): New cost.
4004 (m_ATOM): New macro flag.
4005 (initial_ix86_tune_features): Set m_ATOM.
4006 (x86_accumulate_outgoing_args): Likewise.
4007 (x86_arch_always_fancy_math_387): Likewise.
4008 (processor_target): Add Atom cost.
4009 (cpu_names): Add Atom cpu name.
4010 (override_options): Set Atom ISA.
4011 (ix86_issue_rate): New case PROCESSOR_ATOM.
4012 (ix86_adjust_cost): Likewise.
4014 * config/i386/i386.h (TARGET_ATOM): New target macro.
4015 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4016 (TARGET_OPT_AGU): New target option.
4017 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4018 (processor_type): Add PROCESSOR_ATOM.
4020 * config/i386/i386.md (cpu): Add new value "atom".
4021 (use_carry, movu): New attr.
4022 (atom.md): Include atom.md.
4023 (adddi3_carry_rex64): Set attr "use_carry".
4024 (addqi3_carry): Likewise.
4025 (addhi3_carry): Likewise.
4026 (addsi3_carry): Likewise.
4027 (*addsi3_carry_zext): Likewise.
4028 (subdi3_carry_rex64): Likewise.
4029 (subqi3_carry): Likewise.
4030 (subhi3_carry): Likewise.
4031 (subsi3_carry): Likewise.
4032 (x86_movdicc_0_m1_rex64): Likewise.
4033 (*x86_movdicc_0_m1_se): Likewise.
4034 (x86_movsicc_0_m1): Likewise.
4035 (*x86_movsicc_0_m1_se): Likewise.
4036 (*adddi_1_rex64): Emit add insn as much as possible.
4037 (*addsi_1): Likewise.
4038 (return_internal): Set atom_unit.
4039 (return_internal_long): Likewise.
4040 (return_pop_internal): Likewise.
4041 (*rcpsf2_sse): Set atom_sse_attr attr.
4042 (*qrt<mode>2_sse): Likewise.
4043 (*prefetch_sse): Likewise.
4045 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4047 (ix86_target_macros_internal): Likewise.
4049 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4050 (*prefetch_sse_rex): Likewise.
4051 (sse_rcpv4sf2): Likewise.
4052 (sse_vmrcpv4sf2): Likewise.
4053 (sse_sqrtv4sf2): Likewise.
4054 (<sse>_vmsqrt<mode>2): Likewise.
4055 (sse_ldmxcsr): Likewise.
4056 (sse_stmxcsr): Likewise.
4057 (*sse_sfence): Likewise.
4058 (sse2_clflush): Likewise.
4059 (*sse2_mfence): Likewise.
4060 (*sse2_lfence): Likewise.
4061 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4062 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4063 (avx_movdqu<avxmodesuffix>): Likewise.
4064 (avx_lddqu<avxmodesuffix>): Likewise.
4065 (sse2_movntv2di): Change attr "type" to "ssemov".
4066 (sse2_movntsi): Likewise.
4067 (rsqrtv8sf2): Change attr "type" to "sseadd".
4068 (sse3_addsubv2df3): Set attr "atom_unit".
4069 (sse3_h<plusminus_insn>v4sf3): Likewise.
4070 (*sse2_pmaddwd): Likewise.
4071 (*vec_extractv2di_1_rex64): Likewise.
4072 (*vec_extractv2di_1_avx): Likewise.
4073 (sse2_psadbw): Likewise.
4074 (ssse3_phaddwv8hi3): Likewise.
4075 (ssse3_phaddwv4hi3): Likewise.
4076 (ssse3_phadddv4si3): Likewise.
4077 (ssse3_phadddv2si3): Likewise.
4078 (ssse3_phaddswv8hi3): Likewise.
4079 (ssse3_phaddswv4hi3): Likewise.
4080 (ssse3_phsubwv8hi3): Likewise.
4081 (ssse3_phsubwv4hi3): Likewise.
4082 (ssse3_phsubdv4si3): Likewise.
4083 (ssse3_phsubdv2si3): Likewise.
4084 (ssse3_phsubswv8hi3): Likewise.
4085 (ssse3_phsubswv4hi3): Likewise.
4086 (ssse3_pmaddubsw128): Likewise.
4087 (sse3_pmaddubsw: Likewise.
4088 (ssse3_palignrti): Likewise.
4089 (ssse3_palignrdi): Likewise.
4091 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4093 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4095 2009-04-06 Richard Guenther <rguenther@suse.de>
4097 PR tree-optimization/28868
4098 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4099 of which PHI results we inserted.
4100 (insert_into_preds_of_block): Record inserted PHIs.
4101 (eliminate): Eliminate redundant PHI nodes.
4102 (init_pre): Init inserted_phi_names.
4104 2009-04-06 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/39643
4107 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4108 IMAGPART_EXPRs of complex constants.
4109 (execute_fold_all_builtins): If we folded a call queue
4110 TODO_update_address_taken.
4112 2009-04-06 Jan Hubicka <jh@suse.cz>
4115 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4118 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4120 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4122 (ic_invalidate_array): Likewise.
4124 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4126 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4127 alignment for library calls.
4129 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4131 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4132 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4133 * config/i386/mingw-stdint.h: New file.
4135 2009-04-05 Richard Guenther <rguenther@suse.de>
4137 PR tree-optimization/39648
4138 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4139 our &A vs. &A[0] IL deficiencies.
4141 2009-04-04 Jan Hubicka <jh@suse.cz>
4143 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4144 removed toplevel regions.
4145 (sjlj_mark_call_sites): Likewise.
4147 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4149 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4150 (cygwin tm clause use_gcc_stdint): Set to wrap.
4151 * config/i386/cygwin-stdint.h: New file.
4153 2009-04-04 Richard Guenther <rguenther@suse.de>
4155 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4156 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4157 single-argument PHIs if we are in loop-closed SSA form.
4158 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4159 for the pre-condition.
4160 (slpeel_tree_peel_loop_to_edge): Likewise.
4161 (vect_build_loop_niters): Take an optional sequence to append stmts.
4162 (vect_generate_tmps_on_preheader): Likewise.
4163 (vect_do_peeling_for_loop_bound): Take extra guards for the
4165 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4166 the cost model check.
4167 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4168 guards if we are going to peel. Do not apply versioning in that case.
4169 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4170 (vect_do_peeling_for_loop_bound): Likewise.
4171 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4172 loop bound only record extra pre-conditions, do not apply loop
4175 2009-04-04 Richard Guenther <rguenther@suse.de>
4177 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4180 2009-04-04 Jan Hubicka <jh@suse.cz>
4182 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4183 last_basic_block for size of bb->index indexed array.
4184 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4185 compute_out, link_btr_uses, build_btr_def_use_webs,
4186 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4188 2009-04-04 Jan Hubicka <jh@suse.cz>
4190 * except.c (remove_eh_handler_and_replace): Break out from ...
4191 (remove_eh_handler): ... here.
4192 (bring_to_root): New function.
4193 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4194 handled ones, bring others to root of tree.
4196 2009-04-04 Jan Hubicka <jh@suse.cz>
4198 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4199 (all_phis_safe_to_merge): New function.
4200 (update_info): New structure.
4201 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4202 (cleanup_empty_eh): Update SSA if possible.
4204 2009-04-04 Richard Guenther <rguenther@suse.de>
4206 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4207 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4208 (append_vuse): Likewise.
4210 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4212 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4213 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4214 instead of REG_UNSAVED for DW_CFA_undefined.
4215 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4216 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4219 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4222 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4223 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4224 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4226 2009-04-04 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/8781
4229 PR tree-optimization/37892
4230 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4231 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4232 (valueize_refs): Call it for *& valueizations.
4233 (shared_reference_ops_from_ref): Rename to ...
4234 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4235 (shared_reference_ops_from_call): Rename to ...
4236 (valueize_shared_reference_ops_from_call): ... this and valueize.
4237 (vn_reference_lookup): Update.
4238 (visit_reference_op_call): Likewise.
4239 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4240 (eliminate): Value-replace the call address in call statements.
4242 2009-04-04 Richard Guenther <rguenther@suse.de>
4244 PR tree-optimization/39636
4245 * tree-ssa-forwprop.c
4246 (forward_propagate_addr_into_variable_array_index): Check for
4247 GIMPLE_ASSIGN before accessing the rhs code.
4249 2009-04-03 Jason Merrill <jason@redhat.com>
4251 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4253 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4255 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4256 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4257 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4258 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4259 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4260 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4261 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4262 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4263 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4264 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4265 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4266 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4267 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4268 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4269 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4270 Use fr_reg_or_fp01_operand instead of fr_register_operand
4272 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4273 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4274 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4276 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4278 PR rtl-optimization/39607
4279 PR rtl-optimization/39631
4283 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4284 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4285 instead of DF_LR_OUT.
4286 * ira-lives.c (process_bb_node_lives): Ditto.
4287 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4288 instead of DF_LR_{OUT,IN}.
4289 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4290 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4292 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4294 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4295 (execute_lower_omp): Always run but take the short way out if -fopenmp
4297 (gate_lower_omp): Remove, forcing the pass manager to always run the
4298 pass and always set PROP_gimple_lomp.
4299 (pass_lower_omp): Remove gate function.
4300 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4301 PROP_trees. Instead, require it.
4302 * ipa-cp.c (pass_ipa_cp): Likewise.
4303 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4304 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4305 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4306 and PROP_gimple_leh.
4308 2009-04-03 Richard Guenther <rguenther@suse.de>
4311 PR tree-optimization/23940
4312 PR tree-optimization/33237
4315 PR tree-optimization/36201
4316 PR tree-optimization/36230
4317 PR tree-optimization/38049
4318 PR tree-optimization/38207
4319 PR tree-optimization/38230
4320 PR tree-optimization/38301
4321 PR tree-optimization/38585
4323 PR tree-optimization/38985
4324 PR tree-optimization/39299
4325 * tree-ssa-structalias.h: Remove.
4326 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4327 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4328 (struct vuse_element_d): Remove.
4329 (struct vuse_vec_d): Likewise.
4330 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4331 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4332 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4333 VUSE_ELEMENT_VAR): Likewise.
4334 (struct voptype_d): Likewise.
4335 (NUM_VOP_FREE_BUCKETS): Likewise.
4336 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4337 (struct stmt_operands_d): Remove.
4338 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4339 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4340 VDEF_NUM, VDEF_VECT): Likewise.
4341 (copy_virtual_operands): Remove.
4342 (operand_build_cmp): Likewise.
4343 (create_ssa_artificial_load_stmt): Likewise.
4344 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4345 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4346 vuse_index and mayuse_index members. Pack and move done and iter_type
4347 members to the front.
4348 (SSA_OP_VMAYUSE): Remove.
4349 (SSA_OP_VIRTUAL_USES): Adjust.
4350 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4351 (unlink_stmt_vdef): Declare.
4352 (add_to_addressable_set): Remove.
4353 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4354 (vrp_visit_stmt): Likewise.
4355 * doc/tree-ssa.texi (Alias analysis): Update.
4356 * doc/invoke.texi (max-aliased-vops): Remove docs.
4357 (avg-aliased-vops): Likewise.
4358 * tree-into-ssa.c (syms_to_rename): Remove.
4359 (need_to_update_vops_p): Likewise.
4360 (need_to_initialize_update_ssa_p): Rename to ...
4361 (update_ssa_initialized_fn): ... this. Track function we are
4363 (symbol_marked_for_renaming): Simplify.
4364 (add_new_name_mapping): Do not set need_to_update_vops_p.
4365 (dump_currdefs): Use SYMS_TO_RENAME.
4366 (rewrite_update_stmt): Always walk all uses/defs.
4367 (dump_update_ssa): Adjust.
4368 (init_update_ssa): Take function argument. Track what we are
4370 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4371 (create_new_def_for): Initialize for cfun, assert we are initialized
4373 (mark_sym_for_renaming): Simplify.
4374 (mark_set_for_renaming): Do not initialize update-ssa.
4375 (need_ssa_update_p): Simplify. Take function argument.
4376 (name_mappings_registered_p): Assert we ask for the correct function.
4377 (name_registered_for_update_p): Likewise.
4378 (ssa_names_to_replace): Likewise.
4379 (release_ssa_name_after_update_ssa): Likewise.
4380 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4381 (dump_decl_set): Do not print a newline.
4382 (debug_decl_set): Do it here.
4383 (dump_update_ssa): And here.
4384 * tree-ssa-loop-im.c (move_computations): Adjust.
4385 (movement_possibility): Likewise.
4386 (determine_max_movement): Likewise.
4387 (gather_mem_refs_stmt): Likewise.
4388 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4390 * tree-complex.c (update_all_vops): Remove.
4391 (expand_complex_move): Adjust.
4392 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4393 Simplify test for memory referencing statement. Exclude
4394 non-invariant ADDR_EXPRs.
4395 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4396 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4397 (rdg_flag_uses): Likewise.
4398 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4400 (tree_optimize_tail_calls_1): Also split the
4401 edge from the entry block if we have degenerate PHI nodes in
4402 the first basic block.
4403 * tree.c (init_ttree): Remove memory-tag related code.
4404 (tree_code_size): Likewise.
4405 (tree_node_structure): Likewise.
4406 (build7_stat): Re-write to be build6_stat.
4407 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4408 (SSA_VAR_P): Adjust.
4409 (struct tree_memory_tag): Remove.
4410 (struct tree_memory_partition_tag): Likewise.
4411 (union tree_node): Adjust.
4412 (build7): Re-write to be build6.
4413 * tree-pass.h (pass_reset_cc_flags): Remove.
4414 (TODO_update_address_taken): New flag.
4415 (pass_simple_dse): Remove.
4416 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4417 * params.h (MAX_ALIASED_VOPS): Remove.
4418 (AVG_ALIASED_VOPS): Likewise.
4419 * omp-low.c (expand_omp_taskreg): Update SSA form.
4420 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4421 aliases the lhs in a copy stmt.
4422 * tree-ssa-dse.c (struct address_walk_data): Remove.
4423 (memory_ssa_name_same): Likewise.
4424 (memory_address_same): Likewise.
4425 (get_kill_of_stmt_lhs): Likewise.
4426 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4427 unused stores. Look through PHI nodes into post-dominated regions.
4428 (dse_optimize_stmt): Simplify. Properly remove stores.
4429 (tree_ssa_dse): Compute dominators.
4430 (execute_simple_dse): Remove.
4431 (pass_simple_dse): Likewise.
4432 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4433 gimple_loaded_syms and gimple_stored_syms computation.
4434 * toplev.c (dump_memory_report): Dump alias and pta stats.
4435 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4436 (vn_reference_eq): Likewise.
4437 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4438 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4439 valueize_vuses): Remove.
4440 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4441 (get_def_ref_stmt_vuse): ... this.
4442 (vn_reference_lookup_2): New function.
4443 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4444 walking equivalent vuses. Simplify.
4445 (vn_reference_lookup): Likewise.
4446 (vn_reference_insert): Likewise.
4447 (vn_reference_insert_pieces): Likewise.
4448 (visit_reference_op_call): Simplify.
4449 (visit_reference_op_load): Likewise.
4450 (visit_reference_op_store): Likewise.
4451 (init_scc_vn): Remove shared_lookup_vuses initialization.
4452 (free_scc_vn): Remove shared_lookup_vuses freeing.
4453 (sort_vuses, sort_vuses_heap): Remove.
4454 (get_ref_from_reference_ops): Export.
4455 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4456 vector with single vuse pointer.
4457 (vn_reference_lookup_pieces, vn_reference_lookup,
4458 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4459 (shared_vuses_from_stmt): Remove.
4460 (get_ref_from_reference_ops): Declare.
4461 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4462 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4463 memory-tag related code.
4464 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4465 (likely_value): Add comment, skip static-chain of call statements.
4466 (surely_varying_stmt_p): Adjust.
4467 (gimplify_and_update_call_from_tree): Likewise.
4468 (execute_fold_all_builtins): Do not rebuild alias info.
4469 (gimplify_and_update_call_from_tree): Properly update VOPs.
4470 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4471 (copy_ref_info): Remove memory-tag related code.
4472 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4473 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4474 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4476 * tree-ssa-dom.c (gimple_p): Remove typedef.
4477 (eliminate_redundant_computations): Adjust.
4478 (record_equivalences_from_stmt): Likewise.
4479 (avail_expr_hash): Likewise.
4480 (avail_expr_eq): Likewise.
4481 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4482 (stmt_makes_single_load): Likewise.
4483 (stmt_makes_single_store): Likewise.
4484 * tree-ssa-alias.c: Rewrite completely.
4485 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4486 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4487 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4488 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4489 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4490 Remove public functions.
4491 (pass_reset_cc_flags): Remove.
4492 (pass_build_alias): Move ...
4493 * tree-ssa-structalias.c (pass_build_alias): ... here.
4494 * tree-ssa-alias.c (may_be_aliased): Move ...
4495 * tree-flow-inline.h (may_be_aliased): ... here.
4496 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4497 count_uses_and_derefs): Move ...
4498 * gimple.c: ... here.
4499 * gimple.h (count_uses_and_derefs): Declare.
4500 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4501 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4502 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4503 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4504 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4505 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4506 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4508 * tree-dfa.c (refs_may_alias_p): Move ...
4509 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4510 * tree-ssa-alias.h: New file.
4511 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4512 (statement_sink_location): Likewise.
4513 * opts.c (decode_options): Do not adjust max-aliased-vops or
4514 avg-aliased-vops values.
4515 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4516 (TV_CALL_CLOBBER): Likewise.
4517 (TV_FLOW_SENSITIVE): Likewise.
4518 (TV_FLOW_INSENSITIVE): Likewise.
4519 (TV_MEMORY_PARTITIONING): Likewise.
4520 (TV_ALIAS_STMT_WALK): New timevar.
4521 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4522 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4523 (get_address_description): Remove memory-tag related code.
4524 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4525 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4526 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4527 and immediate uses in statements. Document.
4528 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4529 (dump_symbols): Remove.
4530 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4531 * alias.c (get_deref_alias_set): New function split out from ...
4532 (get_alias_set): ... here.
4533 * alias.h (get_deref_alias_set): Declare.
4534 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4535 type parameter. Remove restrict pointer handling. Create a
4536 ref-all pointer in case type-based alias sets do not conflict.
4537 (vect_analyze_data_refs): Remove SMT related code.
4538 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4539 (vectorizable_load): Likewise.
4540 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4541 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4542 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4543 Ignore vops and SMTs.
4544 (dr_analyze_alias): Likewise..
4545 (free_data_ref): Likewise.
4546 (create_data_ref): Likewise.
4547 (analyze_all_data_dependences): Likewise.
4548 (get_references_in_stmt): Adjust.
4549 * tree-flow-inline.h (gimple_aliases_computed_p,
4550 gimple_addressable_vars, gimple_call_clobbered_vars,
4551 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4552 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4553 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4554 gimple_mem_ref_stats): Remove.
4555 (gimple_vop): New function.
4556 (op_iter_next_use): Remove vuses and mayuses cases.
4557 (op_iter_next_def): Remove vdefs case.
4558 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4559 (clear_and_done_ssa_iter): Do not set removed fields.
4560 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4561 Assert we are not iterating over vuses or vdefs if not also
4562 iterating over uses or defs.
4563 (op_iter_init_use): Likewise.
4564 (op_iter_init_def): Likewise.
4565 (op_iter_next_vdef): Remove.
4566 (op_iter_next_mustdef): Likewise.
4567 (op_iter_init_vdef): Likewise.
4568 (compare_ssa_operands_equal): Likewise.
4569 (link_use_stmts_after): Handle vuse operand.
4570 (is_call_used): Use is_call_clobbered.
4571 (is_call_clobbered): Global variables are always call clobbered,
4572 query the call-clobbers bitmap.
4573 (mark_call_clobbered): Ignore global variables.
4574 (clear_call_clobbered): Likewise.
4575 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4576 virtual operands sanity check.
4577 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4579 (TARGET_MEM_REF): Remove TMR_TAG operand.
4580 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4581 Remove call-clobber related code.
4582 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4583 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4584 partitions or escape reason.
4585 (get_single_def_stmt, get_single_def_stmt_from_phi,
4586 get_single_def_stmt_with_phi): Remove.
4587 (dump_referenced_vars): Tidy.
4588 (get_ref_base_and_extent): Allow bare decls.
4589 (collect_dfa_stats): Adjust.
4590 * graphite.c (rename_variables_in_stmt): Adjust.
4591 (graphite_copy_stmts_from_block): Likewise.
4592 (translate_clast): Likewise.
4593 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4595 (translate_vuse_through_block): Use the oracle.
4596 (phi_translate_1): Adjust.
4597 (value_dies_in_block_x): Use the oracle. Cache the outcome
4599 (valid_in_sets): Check if the VUSE for
4600 a REFERENCE is available.
4601 (eliminate): Do not remove stmts during elimination,
4602 instead queue and remove them afterwards.
4603 (do_pre): Do not rebuild alias info.
4604 (pass_pre): Run TODO_rebuild_alias before PRE.
4605 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4606 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4607 (mark_all_v_defs_stmt): Remove.
4608 (mark_all_v_defs_seq): Adjust.
4609 (sra_replace): Likewise.
4610 (scalarize_use): Likewise.
4611 (scalarize_copy): Likewise.
4612 (scalarize_init): Likewise.
4613 (scalarize_ldst): Likewise.
4614 (todoflags): Remove.
4615 (tree_sra): Do not rebuild alias info.
4616 (tree_sra_early): Adjust.
4617 (pass_sra): Run TODO_update_address_taken before SRA.
4618 * tree-predcom.c (set_alias_info): Remove.
4619 (prepare_initializers_chain): Do not call it.
4620 (mark_virtual_ops_for_renaming): Adjust.
4621 (mark_virtual_ops_for_renaming_list): Remove.
4622 (initialize_root_vars): Adjust.
4623 (initialize_root_vars_lm): Likewise.
4624 (prepare_initializers_chain): Likewise.
4625 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4626 (may_propagate_copy_into_stmt): Likewise.
4627 (merge_alias_info): Do nothing for now.
4628 (propagate_tree_value_into_stmt): Adjust.
4629 (stmt_may_generate_copy): Likewise.
4630 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4631 not mark symbols for renaming.
4632 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4633 with the same statement, make sure to update the new pointed-to one.
4634 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4635 call statements, do not mark symbols for renaming.
4636 (mark_operand_necessary): Dump something.
4637 (ref_may_be_aliased): New function.
4638 (mark_aliased_reaching_defs_necessary_1): New helper function.
4639 (mark_aliased_reaching_defs_necessary): Likewise.
4640 (mark_all_reaching_defs_necessary_1): Likewise.
4641 (mark_all_reaching_defs_necessary): Likewise.
4642 (propagate_necessity): Do not process virtual PHIs. For
4643 non-aliased loads mark all reaching definitions as necessary.
4644 For aliased loads and stores mark the immediate dominating
4645 aliased clobbers as necessary.
4646 (visited): New global static.
4647 (perform_tree_ssa_dce): Free visited bitmap after propagating
4649 (remove_dead_phis): Perform simple dead virtual PHI removal.
4650 (remove_dead_stmt): Properly unlink virtual operands when
4652 (eliminate_unnecessary_stmts): Schedule PHI removal after
4654 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4655 (process_replaceable): Likewise.
4656 (find_replaceable_in_bb): Likewise.
4657 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4658 based on the single gimple vop.
4659 (verify_flow_insensitive_alias_info): Remove.
4660 (verify_flow_sensitive_alias_info): Likewise.
4661 (verify_call_clobbering): Likewise.
4662 (verify_memory_partitions): Likewise.
4663 (verify_alias_info): Likewise.
4664 (verify_ssa): Adjust..
4665 (execute_update_addresses_taken): Export. Update SSA
4666 manually. Optimize only when optimizing. Use a local bitmap.
4667 (pass_update_address_taken): Remove TODO_update_ssa, add
4669 (pass_update_address_taken): Just use TODO_update_address_taken.
4670 (init_tree_ssa): Do not initialize addressable_vars.
4671 (verify_ssa): Verify new VUSE / VDEF properties.
4672 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4673 Do not call verify_alias_info.
4674 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4675 Do not free the loaded and stored syms bitmaps. Reset the escaped
4676 and callused solutions. Do not free addressable_vars.
4677 Remove memory-tag related code.
4678 (warn_uninitialized_var): Aliases are always available.
4679 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4680 * lambda-code.c (can_put_in_inner_loop): Adjust.
4681 (can_put_after_inner_loop): Likewise.
4682 (perfect_nestify): Likewise.
4683 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4684 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4685 (vectorizable_conversion): Do not mark symbols for renaming.
4686 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4687 (expand_call_inline): Unlink the calls virtual operands before
4689 (tree_function_versioning): Do not call update_ssa if we are not
4690 updating clones. Simplify.
4691 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4692 (propagate_with_phi): Likewise..
4693 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4694 clobber code. Assert we are not aliased or global.
4695 * tree-flow.h: Include tree-ssa-alias.h
4696 (enum escape_type): Remove.
4697 (struct mem_sym_stats_d): Likewise.
4698 (struct mem_ref_stats_d): Likewise.
4699 (struct gimple_df): Add vop member. Remove global_var,
4700 call_clobbered_vars, call_used_vars, addressable_vars,
4701 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4702 escaped and callused members.
4703 (struct ptr_info_def): Remove all members, add points-to solution
4705 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4706 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4707 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4708 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4709 (tree-ssa-alias.o): Likewise.
4710 (toplev.o): Add tree-ssa-alias.h
4711 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4712 * gimple.c (gimple_set_bb): Fix off-by-one error.
4713 (is_gimple_reg): Do not handle memory tags.
4714 (gimple_copy): Also copy virtual operands.
4715 Delay updating the statement. Do not reset loaded and stored syms.
4716 (gimple_set_stored_syms): Remove.
4717 (gimple_set_loaded_syms): Likewise.
4718 (gimple_call_copy_skip_args): Copy the virtual operands
4719 and mark the new statement modified.
4720 * tree-ssa-structalias.c (may_alias_p): Remove.
4721 (set_uids_in_ptset): Take the alias set to prune with as
4722 parameter. Fold in the alias test of may_alias_p.
4723 (compute_points_to_sets): Compute whether a ptr is dereferenced
4725 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4726 other ADDRESSOF constraints on the lhs.
4727 (get_constraint_for_component_ref): Assert that we don't get
4728 ADDRESSOF constraints from the base of the reference.
4729 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4730 (struct variable_info): Remove collapsed_to member.
4731 (get_varinfo_fc): Remove.
4732 (new_var_info): Do not set collapsed_to.
4733 (dump_constraint): Do not follow cycles.
4734 (dump_constraint_graph): Likewise.
4735 (build_pred_graph): Likewise.
4736 (build_succ_graph): Likewise.
4737 (rewrite_constraints): Likewise.
4738 (do_simple_structure_copy): Remove.
4739 (do_rhs_deref_structure_copy): Remove.
4740 (do_lhs_deref_structure_copy): Remove.
4741 (collapse_rest_of_var): Remove.
4742 (do_structure_copy): Re-implement.
4743 (pta_stats): New global variable.
4744 (dump_pta_stats): New function.
4745 (struct constraint_expr): Make offset signed.
4746 (UNKNOWN_OFFSET): Define special value.
4747 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4748 (solution_set_expand): New helper function split out from ...
4749 (do_sd_constraint): ... here.
4750 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4751 (do_ds_constraint): Likewise.
4752 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4753 and CALLUSED = *CALLUSED.
4754 (set_union_with_increment): Make inc argument signed.
4755 (type_safe): Remove.
4756 (get_constraint_for_ptr_offset): Handle unknown and negative
4758 (first_vi_for_offset): Handle offsets before start. Bail
4759 out early for offsets beyond the variable extent.
4760 (first_or_preceding_vi_for_offset): New function.
4761 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4762 Together with ESCAPED = *ESCAPED this properly computes reachability.
4763 (find_what_var_points_to): New function.
4764 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4765 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4766 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4767 pt_solutions_intersect): New functions.
4768 (compute_call_used_vars): Remove.
4769 (compute_may_aliases): New main entry into PTA computation.
4770 * gimple.h (gimple_p): New typedef.
4771 (struct gimple_statement_base): Remove references_memory_p.
4772 (struct gimple_statement_with_memory_ops_base): Remove
4773 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4775 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4776 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4777 gimple_set_references_memory): Remove.
4778 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4779 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4781 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4782 (verify_expr): Allow RESULT_DECL.
4783 (gimple_duplicate_bb): Do not copy virtual operands.
4784 (gimple_duplicate_sese_region): Adjust.
4785 (gimple_duplicate_sese_tail): Likewise.
4786 (mark_virtual_ops_in_region): Remove.
4787 (move_sese_region_to_fn): Do not call it.
4788 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4789 and pass_simple_dse.
4790 (execute_function_todo): Handle TODO_update_address_taken,
4791 call execute_update_addresses_taken for TODO_rebuild_alias.
4792 (execute_todo): Adjust.
4793 (execute_one_pass): Init dump files early.
4794 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4796 (create_general_new_stmt): Clear vops.
4797 * tree-ssa-reassoc.c (get_rank): Adjust.
4798 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4799 symbols for renaming.
4800 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4801 (PARAM_AVG_ALIASED_VOPS): Likewise.
4802 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4803 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4804 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4805 (operand_build_cmp, copy_virtual_operands,
4806 create_ssa_artificial_load_stmt, add_to_addressable_set,
4807 gimple_add_to_addresses_taken): Remove public functions.
4808 (unlink_stmt_vdef): New function.
4810 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4812 * config.gcc (powerpc-*-linux*): Merge variants.
4814 2009-04-02 Chao-ying Fu <fu@mips.com>
4815 James Grosbach <james.grosbach@microchip.com>
4817 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4818 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4820 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4821 keep_interrupts_masked_p, use_debug_exception_return_p.
4822 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4823 keep_interrupts_masked, use_debug_exception_return.
4824 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4825 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4827 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4828 (mips_print_operand): Process COP0 registers to print $0 .. $31
4829 correctly for GAS to process.
4830 (mips_interrupt_extra_call_saved_reg_p): New function.
4831 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4833 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4834 (mips_compute_frame_info): Add supports for interrupt context that
4835 includes doubleword accumulators and COP0 registers.
4836 (mips_for_each_saved_acc): New function.
4837 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4838 mips_for_each_saved_reg.
4839 (mips_save_reg): Save accumulators.
4840 (mips_kernel_reg_p): A new for_each_rtx callback.
4841 (mips_expand_prologue): Support interrupt handlers.
4842 (mips_restore_reg): Restore accumulators.
4843 (mips_expand_epilogue): Support interrupt handlers.
4844 (mips_can_use_return_insn): Return false for interrupt handlers.
4845 (mips_epilogue_uses): New function.
4846 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4847 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4848 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4849 cop0_move): New instructions.
4850 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4851 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4853 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4855 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4856 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4857 interrupt handlers, we use K0 as the temporary register.
4858 (EPILOGUE_USES): Change to a function call.
4859 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4860 handlers, we use K0 as the temporary register.
4862 * doc/extend.texi (Function Attributes): Document interrupt,
4863 use_shadow_register_set, keep_interrupts_masked,
4864 use_debug_exception_return for MIPS attributes.
4866 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4868 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4869 Remove a number of t-files from tmake_file.
4870 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4871 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4872 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4873 target_prototype, not TARGET_PROTOTYPE.
4874 (LINK_OS_GNU_SPEC): Define.
4875 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4876 and darwin-ldoubdle.c.
4878 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4881 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4882 (cpp_options): Ditto.
4883 (default_compilers): Ditto.
4884 (display_help): Ditto.
4885 (process_command): Ditto.
4887 (set_input): Use lbasename instead of duplicate code.
4888 (save_temps_prefix): New static for -save-temps=obj.
4889 (save_temps_length): Ditto.
4891 * doc/invoke.texi (-save-temps=obj): Document new variant to
4894 2009-04-02 Jeff Law <law@redhat.com>
4896 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4899 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4901 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4902 * configure: Regenerated.
4904 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4906 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4907 share the argument list.
4909 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4913 2009-02-12 Diego Novillo <dnovillo@google.com>
4915 * varpool.c (debug_varpool): New.
4916 * cgraph.h (debug_varpool): Declare.
4918 2009-04-02 Jan Hubicka <jh@suse.cz>
4920 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4923 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4925 * config/i386/i386.c (ix86_abi): Move initialization to ...
4926 (override_options): Here.
4928 2009-04-02 Christian Bruel <christian.bruel@st.com>
4930 * config/sh/sh.c (sh_dwarf_register_span): New function.
4931 (TARGET_DWARF_REGISTER_SPAN): Define.
4932 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4934 2009-04-02 Ira Rosen <irar@il.ibm.com>
4936 PR tree-optimization/39595
4937 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4938 interleaved loads group is not greater than the SLP group size.
4940 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4942 * builtins.c (is_builtin_name): New.
4943 (called_as_built_in): Use is_builtin_name.
4944 * tree.h (is_builtin_name): New.
4945 * varasm.c (incorporeal_function_p): Use is_builtin_name
4947 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4949 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4951 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4954 * c-decl.c (clone_underlying_type): Move this ...
4955 * c-common.c (set_underlying_type): ... here.
4956 Also, make sure the function properly sets TYPE_STUB_DECL() on
4957 the newly created typedef variant type.
4958 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4959 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4962 2009-04-02 Richard Guenther <rguenther@suse.de>
4964 PR tree-optimization/37221
4965 * tree-flow.h (degenerate_phi_result): Declare.
4966 * tree-ssa-dom.c (degenerate_phi_result): Export.
4967 * tree-scalar-evolution.c (analyze_initial_condition): If
4968 the initial condition is defined by a degenerate PHI node
4969 use the degenerate value.
4971 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4973 PR rtl-optimization/39588
4974 * combine.c (merge_outer_ops): Do not set the constant when this
4976 (simplify_shift_const_1): Do not modify it either in this case.
4978 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4980 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4981 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4983 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4986 * c-lex.c (interpret_float): Default (no suffix) is double.
4988 2009-04-1 Xinliang David Li <davidxl@google.com>
4990 * config/i386/i386.c (legitimate_constant_p): Recognize
4991 all one vector constant.
4993 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4995 * config/vax/vax.c: Add #includes to silence warnings.
4996 Change #include order to silence two warnings.
4998 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5000 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5001 (ASM_SPEC): Pass -k to the assembler for PIC code.
5003 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5005 * config.gcc: Add vax-*-linux* to the switch.
5006 * config/vax/linux.h: New file. (TARGET_VERSION,
5007 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5009 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5011 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5012 Use predicate macros instead of GET_CODE() == foo.
5013 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5014 ashlsi3, rotrsi3, <unnamed>): Likewise.
5016 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5018 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5019 jbbccihi, jbbccisi): Remova trailing whitespace.
5020 * config/vax/constraints.md: Likewise.
5021 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5022 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5023 * config/vax/predicates.md: Likewise.
5024 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5025 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5026 * config/vax/vax.h: Likewise.
5027 * config/vax/vax.md (nonlocal_goto): Likewise.
5029 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5031 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5032 (indirectable_address_p, adjacent_operands_p): Add spaces around
5034 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5036 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5038 * config/vax/vax.c (legitimate_constant_address_p,
5039 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5040 index_term_p, reg_plus_index_p, legitimate_address_p,
5041 vax_mode_dependent_address_p): Update comments to match functions
5042 modified by the recent int->bool conversion.
5044 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5046 * config/vax/builtins.md: Update copyright message.
5047 * config/vax/constraints.md: Likewise.
5048 * config/vax/netbsd-elf.h: Likewise.
5049 * config/vax/predicates.md: Likewise.
5050 * config/vax/vax-protos.h: Likewise.
5051 * config/vax/vax.c: Likewise.
5052 * config/vax/vax.h: Likewise.
5053 * config/vax/vax.md: Likewise.
5054 * config/vax/vax.opt: Likewise.
5056 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5058 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5059 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5060 * config/vax/constraints.md (B, R): Likewise.
5061 * config/vax/predicates.md (external_memory_operand,
5062 nonimmediate_addsub_di_operand): Likewise.
5063 * config/vax/vax.c (vax_output_int_add): Likewise.
5064 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5065 untyped_call): Likewise.
5067 2009-04-01 Matt Thomas <matt@3am-software.com>
5069 * config/vax/predicates.md: New file.
5070 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5071 external_const_operand, nonsymbolic_operand, external_memory_operand,
5072 indirect_memory_operand, indexed_memory_operand,
5073 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5074 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5076 * config/vax/constraints.md: New file.
5077 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5079 * config/vax/builtins.md: New file.
5080 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5081 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5083 * config/vax/vax.opt (mqmath): Add option.
5084 * config/vax/vax.md (isfx): Extend with DI.
5085 (VAXintQH, VAXintQHSD): Define.
5086 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5087 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5088 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5089 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5090 (movdi): Update constraints and use vax_output_int_move().
5091 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5092 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5093 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5094 nonlocal_goto): New.
5095 (mov<mode>): Extend accepted operand types.
5096 (subdi3_old): Rename from subdi3, change update constraints and use
5097 a new implementation.
5098 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5099 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5100 MOVE_RATIO, CLEAR_RATIO): Define.
5101 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5102 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5103 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5104 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5105 (split_quadword_operands): Make static and really allow variable
5107 (print_operand_address): Update for PIC generation.
5108 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5109 indexable_address_p, fixup_mathdi_operand,
5110 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5111 (vax_float_literal, legitimate_constant_p,
5112 indirectable_constant_address_p, index_term_p,
5113 reg_plus_index_p): Return bool instead of int.
5114 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5116 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5118 (vax_output_conditional_branch): Indent.
5119 (legitimate_constant_address_p, indirectable_constant_address_p,
5120 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5121 vax_mode_dependent_address_p): Return bool instead of int, update for
5123 * config/vax/vax-protos.h (legitimate_constant_address_p,
5124 legitimate_constant_p, legitimate_address_p,
5125 vax_mode_dependent_address_p): Change declaration to bool.
5126 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5127 vax_expand_addsub_di_operands, vax_output_int_subtract,
5128 vax_output_movmemsi): Declare.
5129 (split_quadword_operands, vax_float_literal): Delete declaration.
5130 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5131 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5132 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5133 ASM_OUTPUT_DWARF_PCREL): Define.
5134 (ASM_SPEC): Change definition to allow PIC generation.
5136 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5138 * doc/sourcebuild.texi: Update front-end requirements.
5140 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5143 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5144 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5145 (booldi3_internal3): Use boolean_or_operator instead of
5148 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5151 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5152 declarator whose size is not an integer constant expression but
5153 folds to an integer constant, then treat it as a constant
5156 2009-04-01 Richard Guenther <rguenther@suse.de>
5158 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5159 i * 4 + 2 to (i * 2 + 1) * 2.
5161 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5164 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5165 return if c_parser_asm_string_literal returned NULL.
5167 2009-04-01 Nick Clifton <nickc@redhat.com>
5169 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5171 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5172 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5173 other typedefs to avoid conflicts with libgcc2.c. Define labels
5174 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5176 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5177 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5180 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5182 * varasm.c (default_function_rodata_section): Declare DOT as
5185 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5186 Andrey Galkin <agalkin@hypercom.com>
5189 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5190 Make object_name unique for each process.
5192 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5195 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5196 addressable variables in the parallel that could go out of scope while
5197 running queued tasks.
5199 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5201 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5202 (CASE_VALUES_THRESHOLD): Redefine.
5203 * config/avr/avr.c (avr_override_options): Remove initialization of
5204 avr_case_values_threshold variable.
5205 (avr_case_values_threshold): Remove variable. Add new function.
5206 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5207 * config/avr/avr.opt (mno-tablejump): Remove option.
5208 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5210 2009-04-01 DJ Delorie <dj@redhat.com>
5212 * varasm.c (default_function_rodata_section): Don't assume
5213 anything about where the first '.' in the section name is.
5215 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5217 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5218 rs6000_emit_stack_tie.
5220 2009-03-31 Ian Lance Taylor <iant@google.com>
5222 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5223 gimple_code with GIMPLE_RESX, not RESX.
5225 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5227 * c-common.c (c_get_ident): New.
5228 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5230 2009-04-01 Ben Elliston <bje@au.ibm.com>
5232 * config/rs6000/sysv4.opt (msdata): Improve option description.
5234 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5236 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5237 (divdf3_internal_lat): Remove.
5238 (divxf3_internal_lat): Remove.
5239 (divxf3_internal_thr): Remove.
5240 (divxf): Use divxf3_internal.
5241 * config/ia64/div.md (divsf3_internal_lat): New.
5242 (divdf3_internal_lat): New.
5243 (divxf3_internal): New.
5245 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5248 * Makefile.in (USE_GCC_STDINT): Define.
5249 (stmp-int-hdrs): Install stdint.h if applicable.
5250 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5252 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5253 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5254 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5255 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5256 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5257 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5258 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5259 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5260 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5261 (c_common_nodes_and_builtins): Initialize
5262 underlying_wchar_type_node. Do not initialize
5263 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5264 nodes for new types.
5265 (c_stddef_cpp_builtins): Define macros for new types.
5266 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5268 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5269 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5270 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5271 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5272 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5273 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5274 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5275 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5276 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5277 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5278 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5279 int16_type_node, int32_type_node, int64_type_node,
5280 uint8_type_node, uint16_type_node, c_uint32_type_node,
5281 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5282 int_least32_type_node, int_least64_type_node,
5283 uint_least8_type_node, uint_least16_type_node,
5284 uint_least32_type_node, uint_least64_type_node,
5285 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5286 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5287 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5288 uintptr_type_node): Define.
5289 * c-cppbuiltin.c (builtin_define_constants,
5290 builtin_define_type_minmax): New.
5291 (builtin_define_stdint_macros): Define more macros.
5292 (c_cpp_builtins): Define more limit macros.
5294 (builtin_define_type_max): Define in terms of
5295 builtin_define_type_minmax. Remove is_long parameter. All
5297 * config.gcc (use_gcc_stdint): Define.
5298 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5299 Add newlib-stdint.h for generic targets.
5300 * config/glibc-stdint.h, config/newlib-stdint.h,
5301 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5302 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5303 * config/score/score.h (UINTPTR_TYPE): Define.
5304 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5305 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5306 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5307 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5308 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5309 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5310 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5311 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5312 * config/spu/spu.h (STDINT_LONG32): Define.
5313 * configure.ac (use_gcc_stdint): Substitute.
5314 * configure: Regenerate.
5315 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5316 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5317 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5318 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5319 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5320 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5321 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5322 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5323 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5324 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5325 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5326 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5327 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5328 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5329 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5330 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5331 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5332 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5333 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5334 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5335 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5336 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5337 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5338 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5339 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5340 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5341 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5342 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5343 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5345 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5347 * loop-iv.c (suitable_set_for_replacement): Renamed from
5348 simplify_using_assignment; changed to return bool and to accept new
5349 args DEST and SRC. Return true iff we find a source/destination pair
5350 that can be used to make a replacement, and fill SRC and DEST if so.
5351 Remove arg ALTERED. Don't deal with altered regs here. All callers
5353 (simplify_using_initial_values): Deal with altered regs here and track
5354 more precisely the effect they have on the validity of our expression.
5356 * loop-iv.c (simplify_using_condition): A condition of the form
5357 (EQ REG CONST) can be used to simply make a substitution.
5358 (simplify_using_initial_values): Keep track of conditions we have seen
5359 and keep using them to simplify new expressions, while applying the
5360 same substitutions to them as to the expression.
5362 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5363 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5366 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5367 changed. Use this when trying to improve the upper bound.
5368 Generate the comparison by using simplify_gen_relational.
5370 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5372 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5374 (simplify_using_assignment, simplify_using_initial_values): Call
5375 replace_in_expr to make replacements. Call replace_single_def_regs
5376 once on the initial version of the expression.
5378 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5381 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5383 2009-03-31 Richard Guenther <rguenther@suse.de>
5386 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5387 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5389 2009-03-31 Richard Guenther <rguenther@suse.de>
5391 * tree.h (div_if_zero_remainder): Declare.
5392 * fold-const.c (div_if_zero_remainder): Export.
5393 * tree-ssa-forwprop.c
5394 (forward_propagate_addr_into_variable_array_index): Handle
5395 constant array index addition outside of the variable index.
5397 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5400 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5401 define_splits, floatunssi<mode>2): Require x87 conversions from
5402 DImode to be permitted.
5404 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5406 PR preprocessor/15638
5407 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5409 2009-03-31 Richard Guenther <rguenther@suse.de>
5413 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5414 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5415 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5416 a separate statement.
5417 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5418 (lookup_tmp_var): Likewise.
5419 (is_gimple_formal_tmp_or_call_rhs): Remove.
5420 (is_gimple_reg_or_call_rhs): Rename to ...
5421 (is_gimple_reg_rhs_or_call): ... this.
5422 (is_gimple_mem_or_call_rhs): Rename to ...
5423 (is_gimple_mem_rhs_or_call): ... this.
5424 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5425 DECL_GIMPLE_REG_P only if is_formal is true.
5426 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5427 for non-proper post-modify expression gimplification.
5428 (gimplify_self_mod_expr): For post-modify expressions gimplify
5429 the lvalue to a minimal lvalue.
5430 (rhs_predicate_for): Remove formal temp case.
5431 (gimplify_modify_expr_rhs): Likewise.
5432 (gimplify_addr_expr): Use is_gimple_reg.
5433 (gimplify_expr): Remove formal temp cases.
5434 (gimple_regimplify_operands): Likewise.
5435 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5436 and FILTER_EXPR like constants.
5437 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5439 (is_gimple_formal_tmp_rhs): Remove.
5440 (is_gimple_reg_rhs): Remove special casing.
5441 (is_gimple_mem_rhs): Fix.
5442 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5443 (is_gimple_formal_tmp_var): Remove.
5444 (is_gimple_formal_tmp_reg): Likewise.
5445 (is_gimple_min_lval): Allow invariant component ref parts.
5446 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5447 is_gimple_formal_tmp_reg): Remove declarations.
5448 * tree-cfg.c (verify_expr): Verify that variables with address
5449 taken do not have DECL_GIMPLE_REG_P set.
5450 * tree-mudflap.c (mf_build_check_statement_for): Use
5451 force_gimple_operand instead of gimplify_expr.
5453 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5455 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5456 schedulable rows to compute_split_row.
5458 2009-03-31 Ben Elliston <bje@au.ibm.com>
5461 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5464 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5466 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5467 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5468 * configure: Regenerate.
5469 * config.in: Regenerate.
5470 * config/rs6000/rs6000.opt (mtls-markers): Add.
5471 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5472 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5473 (tls_ld_aix, tls_ld_sysv): Likewise.
5474 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5475 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5477 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5479 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5481 2009-03-30 Jan Hubicka <jh@suse.cz>
5483 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5485 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5486 detection and label handling.
5488 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5490 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5491 left_conflicts_size.
5492 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5493 ALLOCNO_LEFT_CONFLICTS_SIZE.
5495 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5496 remove_allocno_from_bucket_and_push,
5497 allocno_spill_priority_compare, push_allocnos_to_stack,
5498 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5499 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5500 (setup_allocno_left_conflicts_num): Ditto. Rename to
5501 setup_allocno_left_conflicts_size.
5502 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5503 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5504 setup_allocno_left_conflicts_size instead of
5505 setup_allocno_left_conflicts_num.
5507 * ira-build.c (ira_create_allocno): Use
5508 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5509 ALLOCNO_LEFT_CONFLICTS_NUM.
5511 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5513 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5514 instead of DF_LR_OUT.
5516 * ira-lives.c (process_bb_node_lives): Ditto.
5518 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5519 instead of DF_LR_{OUT,IN}.
5521 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5523 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5525 2009-03-30 Jan Hubicka <jh@suse.cz>
5527 * except.c (label_to_region_map): Fix thinko.
5529 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5532 * tree.h (tree_find_value): New declaration.
5533 * tree.c (tree_find_value): New function.
5534 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5536 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5539 * c-decl.c (struct c_binding): Add locus field.
5540 (bind): Add locus argument, set locus field from it.
5541 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5542 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5543 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5544 implicitly_declare, undeclared_variable, lookup_label,
5545 declare_label, c_make_fname_decl, c_builtin_function,
5546 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5549 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5552 * config/i386/i386.c (classify_argument): Check total size of
5555 2009-03-30 Martin Jambor <mjambor@suse.cz>
5557 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5558 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5559 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5562 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5563 seen_variable_array_ref while also traversing a union.
5565 * tree-inline.c (optimize_inline_calls): Do not call
5566 cgraph_node_remove_callees.
5567 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5568 (pass_remove_cgraph_callee_edges): New variable.
5569 * passes.c (init_optimization_passes): Add
5570 pass_remove_cgraph_callee_edges after early inlining and before all
5571 late intraprocedural passes.
5573 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5575 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5577 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5580 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5582 * combine.c (simplify_comparison): Use have_insn_for.
5583 * dojump.c (do_jump): Likewise.
5585 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5587 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5588 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5589 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5590 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5591 instead of sparc_compare_emitted.
5592 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5593 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5594 instead of sparc_compare_emitted.
5596 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5598 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5599 enter/exit cfglayout mode.
5600 (pass_partition_block): Require it.
5601 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5602 (combine_instructions): Track basic blocks instead of labels.
5603 (update_cfg_for_uncondjump): New.
5604 (try_combine): Use it. Update jumps after rescanning.
5605 (pass_combine): Require PROP_cfglayout.
5606 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5608 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5610 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5611 Provide/destroy PROP_cfglayout respectively.
5612 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5613 * tree-pass.h (PROP_cfglayout): New.
5615 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5617 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5618 fold_convert_const_fixed_from_fixed,
5619 fold_convert_const_fixed_from_int,
5620 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5621 set TREE_CONSTANT_OVERFLOW.
5622 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5623 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5625 2009-03-30 Ira Rosen <irar@il.ibm.com>
5627 * tree-vect-loop-manip.c: New file.
5628 * tree-vectorizer.c: Update documentation and included files.
5629 (vect_loop_location): Make extern.
5630 (rename_use_op): Move to tree-vect-loop-manip.c
5631 (rename_variables_in_bb, rename_variables_in_loop,
5632 slpeel_update_phis_for_duplicate_loop,
5633 slpeel_update_phi_nodes_for_guard1,
5634 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5635 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5636 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5637 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5638 find_loop_location): Likewise.
5639 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5640 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5641 get_vectype_for_scalar_type, vect_is_simple_use,
5642 supportable_widening_operation, supportable_narrowing_operation):
5644 (bb_in_loop_p): Move to tree-vect-loop.c.
5645 (new_loop_vec_info, destroy_loop_vec_info,
5646 reduction_code_for_scalar_code, report_vect_op,
5647 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5648 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5649 (vect_supportable_dr_alignment): Likewise.
5650 * tree-vectorizer.h (tree-data-ref.h): Include.
5651 (vect_loop_location): Declare.
5652 Reorganize function declarations according to the new file structure.
5653 * tree-vect-loop.c: New file.
5654 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5655 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5656 * tree-vect-data-refs.c: New file.
5657 * tree-vect-patterns.c (timevar.h): Don't include.
5658 * tree-vect-stmts.c: New file.
5659 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5660 tree-vect-slp.c, tree-vect-loop.c.
5661 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5662 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5663 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5664 (tree-vect-analyze.o): Remove.
5665 (tree-vect-transform.o): Likewise.
5666 (tree-vect-data-refs.o): Add rule.
5667 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5668 tree-vect-slp.o): Likewise.
5669 (tree-vect-patterns.o): Remove redundant dependencies.
5670 (tree-vectorizer.o): Likewise.
5671 * tree-vect-slp.c: New file.
5673 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5675 * optc-gen.awk: Warn if an option flag has multiple different
5678 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5680 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5681 -floop-block): Document dependences on PPL, CLooG and Graphite.
5683 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5685 PR rtl-optimization/323
5686 * c-common.c (c_fully_fold, convert_and_check,
5687 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5688 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5689 * c-common.def (EXCESS_PRECISION_EXPR): New.
5690 * c-cppbuiltin.c (builtin_define_float_constants): Define
5691 constants with enough digits for long double.
5692 * c-lex.c (interpret_float): Interpret constant with excess
5693 precision where appropriate.
5694 * c-opts.c (c_common_post_options): Set
5695 flag_excess_precision_cmdline. Give an error for
5696 -fexcess-precision=standard for C++ for processors where the
5697 option is significant.
5698 * c-parser.c (c_parser_conditional_expression): Handle excess
5699 precision in condition.
5700 * c-typeck.c (convert_arguments): Handle arguments with excess
5702 (build_unary_op): Move excess precision outside operation.
5703 (build_conditional_expr): Likewise.
5704 (build_compound_expr): Likewise.
5705 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5706 (build_modify_expr): Handle excess precision in RHS.
5707 (convert_for_assignment): Handle excess precision in converted
5709 (digest_init, output_init_element, process_init_element): Handle
5710 excess precision in initializer.
5711 (c_finish_return): Handle excess precision in return value.
5712 (build_binary_op): Handle excess precision in operands and add
5713 excess precision as needed for operation.
5714 * common.opt (-fexcess-precision=): New option.
5715 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5716 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5717 For standard excess precision, output explicit conversion to and
5718 truncation from XFmode.
5719 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5720 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5721 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5722 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5723 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5724 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5725 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5726 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5727 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5728 define_splits, sqrt<mode>2): Disable where appropriate for
5729 standard excess precision.
5730 * convert.c (convert_to_real): Do not shorten arithmetic to type
5731 for which excess precision would be used.
5732 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5733 * doc/invoke.texi (-fexcess-precision=): Document option.
5734 (-mfpmath=): Correct index entry.
5735 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5736 flag_excess_precision): New.
5737 * langhooks.c (lhd_post_options): Set
5738 flag_excess_precision_cmdline.
5739 * opts.c (common_handle_option): Handle -fexcess-precision=.
5740 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5741 init_excess_precision): New.
5742 (lang_dependent_init_target): Call init_excess_precision.
5743 * tree.c (excess_precision_type): New.
5744 * tree.h (excess_precision_type): Declare.
5746 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5749 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5750 non-lvalue to component.
5752 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5754 PR preprocessor/34695
5755 * Makefile.in (c-opts.o): Depend on c-tree.h.
5756 * c-common.c: Move down include of diagnostic.h.
5757 (done_lexing, c_cpp_error): New.
5758 * c-common.h (done_lexing): Declare.
5759 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5761 * c-opts.c: Include c-tree.h.
5762 (c_common_init_options): Set preprocessor error callback.
5763 (c_common_handle_option): Do not set preprocessor
5764 inhibit_warnings, warnings_are_errors, warn_system_headers,
5765 pedantic_errors or inhibit_warnings flags.
5766 (c_common_post_options): Do not check cpp_errors (parse_in).
5767 (c_common_finish): Do not output dependencies if there were
5768 errors. Do not check return value of cpp_finish.
5769 * c-ppoutput.c (pp_file_change): Set input_location.
5770 * c-tree.h (c_cpp_error): Declare.
5771 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5773 (diagnostic_build_prefix): Check override_column.
5774 * diagnostic.h (diagnostic_info): Add override_column field.
5775 (diagnostic_override_column): Define.
5777 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5779 * c-common.c (c_expand_expr, c_staticp): Remove.
5780 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5781 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5782 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5783 * c-gimplify.c (gimplify_compound_literal_expr,
5784 optimize_compound_literals_in_ctor): Remove.
5785 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5786 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5787 * c-semantics.c (emit_local_var): Remove.
5789 * langhooks-def.h (lhd_expand_expr): Remove.
5790 * langhooks.c (lhd_expand_expr): Remove.
5791 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5793 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5794 handling from c-semantics.c; don't call into langhook.
5795 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5796 * gimplify.c (gimplify_compound_literal_expr,
5797 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5798 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5799 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5800 as was done in c-gimplify.c.
5801 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5802 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5803 Move from c-common.h.
5804 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5806 * tree.c (staticp): Do not call langhook.
5807 * langhooks.c (lhd_staticp): Delete.
5808 * langhooks-def.h (lhd_staticp): Delete prototype.
5809 (LANG_HOOKS_STATICP): Delete.
5810 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5812 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5813 instead of DECL_STMTs.
5815 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5823 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5825 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5826 contained expression.
5827 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5828 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5829 conditional expressions for C.
5830 (decl_constant_value_for_optimization): Move from
5831 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5832 whether optimizing and that the expression is a VAR_DECL not of
5833 array type instead of doing such checks in the caller. Do not
5834 check pedantic. Call gcc_unreachable for C++.
5835 * c-common.def (C_MAYBE_CONST_EXPR): New.
5836 * c-common.h (c_fully_fold, c_save_expr,
5837 decl_constant_value_for_optimization): New prototypes.
5838 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5839 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5840 EXPR_INT_CONST_OPERANDS): Define.
5841 * c-convert.c (convert): Strip nops from expression.
5842 * c-decl.c (groktypename): Take extra parameters expr and
5843 expr_const_operands. Update call to grokdeclarator.
5844 (start_decl): Update call to grokdeclarator. Add statement for
5845 expressions used in type of decl.
5846 (grokparm): Update call to grokdeclarator.
5847 (push_parm_decl): Update call to grokdeclarator.
5848 (build_compound_literal): Add parameter non_const and build a
5849 C_MAYBE_COSNT_EXPR if applicable.
5850 (grokdeclarator): Take extra parameters expr and
5851 expr_const_operands. Track expressions used in declaration
5852 specifiers and declarators. Fold array sizes and track whether
5853 they are constant expressions and whether they are integer
5854 constant expressions.
5855 (parser_xref_tag): Set expr and expr_const_operands fields in
5857 (grokfield): Update call to grokdeclarator.
5858 (start_function): Update call to grokdeclarator.
5859 (build_null_declspecs): Set expr and expr_const_operands fields in
5861 (declspecs_add_type): Handle expressions in typeof specifiers.
5862 * c-parser.c (c_parser_declspecs): Set expr and
5863 expr_const_operands fields for declaration specifiers.
5864 (c_parser_enum_specifier): Likewise.
5865 (c_parser_struct_or_union_specifier): Likewise.
5866 (c_parser_typeof_specifier): Likewise. Update call to
5867 groktypename. Fold expression as needed. Return expressions with
5868 type instead of adding statements.
5869 (c_parser_attributes): Update calls to c_parser_expr_list.
5870 (c_parser_statement_after_labels): Fold expression before passing
5871 to objc_build_throw_stmt.
5872 (c_parser_condition): Fold expression.
5873 (c_parser_asm_operands): Fold expression.
5874 (c_parser_conditional_expression): Use c_save_expr. Update call
5875 to build_conditional_expr.
5876 (c_parser_alignof_expression): Update call to groktypename.
5877 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5878 original_code. Fold expression argument of va_arg. Create
5879 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5880 argument to va_arg. Update calls to groktypename. Fold array
5881 index for offsetof. Verify that first argument to
5882 __builtin_choose_expr has integer type.
5883 (c_parser_postfix_expression_after_paren_type): Update calls to
5884 groktypename and build_compound_literal. Handle expressions with
5885 side effects in type name.
5886 (c_parser_postfix_expression_after_primary): Update call to
5887 c_parser_expr_list. Set original_code for calls to
5888 __builtin_constant_p.
5889 (c_parser_expr_list): Take extra parameter fold_p. Fold
5890 expressions if requested.
5891 (c_parser_objc_type_name): Update call to groktypename.
5892 (c_parser_objc_synchronized_statement): Fold expression.
5893 (c_parser_objc_receiver): Fold expression.
5894 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5895 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5896 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5897 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5898 (struct c_typespec): Add elements expr and expr_const_operands.
5899 (struct c_declspecs): Add elements expr and expr_const_operands.
5900 (groktypename, build_conditional_expr, build_compound_literal):
5902 (in_late_binary_op): Declare.
5903 * c-typeck.c (note_integer_operands): New function.
5904 (in_late_binary_op): New variable.
5905 (decl_constant_value_for_broken_optimization): Move to c-common.c
5906 and rename to decl_constant_value_for_optimization.
5907 (default_function_array_conversion): Do not strip nops.
5908 (default_conversion): Do not call
5909 decl_constant_value_for_broken_optimization.
5910 (build_array_ref): Do not fold result.
5911 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5912 result when operand is a VLA.
5913 (c_expr_sizeof_type): Update call to groktypename. Handle
5914 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5915 result when operand names a VLA type.
5916 (build_function_call): Update call to build_compound_literal.
5917 Only fold result for calls to __builtin_* functions. Strip
5918 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5919 the function designator.
5920 (convert_arguments): Fold arguments. Update call to
5921 convert_for_assignment.
5922 (build_unary_op): Handle increment and decrement of
5923 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5924 decrement earlier. Fold operand of increment and decrement.
5925 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5926 built for integer operand. Wrap returns that are INTEGER_CSTs
5927 without being integer constant expressions or that have integer
5928 constant operands without being INTEGER_CSTs.
5929 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5930 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5931 result is an integer constant expression or can be used in
5932 unevaluated parts of one and avoid folding and wrap as
5933 appropriate. Fold operands before possibly doing -Wsign-compare
5935 (build_compound_expr): Wrap result for C99 if operands can be used
5936 in integer constant expressions.
5937 (build_c_cast): Update call to digest_init. Do not ignore
5938 overflow from casting floating-point constants to integers. Wrap
5939 results that could be confused with integer constant expressions,
5940 null pointer constants or floating-point constants.
5941 (c_cast_expr): Update call to groktypename. Handle expressions
5942 included in type name.
5943 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5944 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5945 Update calls to convert_for_assignment.
5946 (convert_for_assignment): Take new parameter
5947 null_pointer_constant. Do not strip nops or call
5948 decl_constant_value_for_broken_optimization. Set
5949 in_late_binary_op for conversions to boolean.
5950 (store_init_value): Update call to digest_init.
5951 (digest_init): Take new parameter null_pointer_constant. Do not
5952 call decl_constant_value_for_broken_optimization. pedwarn for
5953 initializers not constant expressions. Update calls to
5954 convert_for_assignment.
5955 (constructor_nonconst): New.
5956 (struct constructor_stack): Add nonconst element.
5957 (really_start_incremental_init, push_init_level, pop_init_level):
5958 Handle constructor_nonconst and nonconst element.
5959 (set_init_index): Call constant_expression_warning for array
5961 (output_init_element): Fold value. Set constructor_nonconst as
5962 applicable. pedwarn for initializers not constant expressions.
5963 Update call to digest_init. Call constant_expression_warning
5964 where constant initializers are required.
5965 (process_init_element): Use c_save_expr.
5966 (c_finish_goto_ptr): Fold expression.
5967 (c_finish_return): Fold return value. Update call to
5968 convert_for_assignment.
5969 (c_start_case): Fold switch expression.
5970 (c_process_expr_stmt): Fold expression.
5971 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5972 ensure statement expression is not evaluated in constant expression.
5973 (build_binary_op): Track whether results are integer constant
5974 expressions or may occur in such, disable folding and wrap results
5975 as applicable. Fold operands for -Wsign-compare warnings unless
5977 (c_objc_common_truthvalue_conversion): Handle results folded to
5978 integer constants that are not integer constant expressions.
5979 * doc/extend.texi: Document when typeof operands are evaluated,
5980 that condition of __builtin_choose_expr is an integer constant
5981 expression, and more about use of __builtin_constant_p in
5984 2009-03-29 Richard Guenther <rguenther@suse.de>
5986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5987 propagate addresses of array references.
5989 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5991 * regmove.c (perhaps_ends_bb_p): Remove.
5992 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5993 from INSN and check that the main loop stays within that basic block.
5994 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5995 (regmove_forward_pass): Split out from regmove_optimize. Use
5996 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5997 (regmove_backward_pass): Split out from regmove_optimize. Use
5998 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5999 (regmove_optimize): Simplify.
6001 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6004 * config/i386/i386.c (classify_argument): Ignore flexible array
6005 member in struct and warn ABI change.
6007 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6009 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6011 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6012 (ix86_adjust_cost): Updated.
6014 2009-03-29 Jan Hubicka <jh@suse.cz>
6017 * tree-pass.h (pass_cleanup_eh): New function.
6018 (remove_unreachable_regions): Break code handling RTL
6019 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6020 that can not be reached by runtime.
6021 (can_be_reached_by_runtime): New function.
6022 (label_to_region_map): New function.
6023 (num_eh_regions): New function.
6024 (rtl_remove_unreachable_regions): New function.
6025 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6026 (remove_eh_region): New function.
6027 * except.h: Include sbitmap and vecprim.
6028 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6029 num_eh_regions): Declare.
6030 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6031 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6032 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6033 (tree_empty_eh_handler_p): New function.
6034 (cleanup_empty_eh): New function.
6035 (cleanup_eh): New function.
6036 (pass_cleanup_eh): New function.
6038 2009-03-29 Jan Hubicka <jh@suse.cz>
6040 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6041 for removed regions.
6043 2009-03-29 Jan Hubicka <jh@suse.cz>
6045 * except.c (dump_eh_tree): Dump all datastructures.
6047 2009-03-29 Jan Hubicka <jh@suse.cz>
6049 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6050 (duplicate_eh_regions_1): Likewise.
6051 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6052 vector; call EH verification.
6053 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6054 Be ready for region being removed.
6056 2009-03-29 Jan Hubicka <jh@suse.cz>
6058 * bitmap.c (bitmap_last_set_bit): New function.
6059 * bitmap.h (bitmap_last_set_bit): Declare.
6061 2009-03-29 David Ayers <ayers@fsfe.org>
6064 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6065 by calling objc_compare_types and surpress warnings about
6066 incompatible C pointers that are compatible ObjC pointers.
6068 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6070 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6071 call initialize_inline_failed.
6072 (initialize_inline_failed): Move it from here ...
6073 * cgraph.c (initialize_inline_failed): ... to here.
6074 (cgraph_create_edge): Call initialize_inline_failed rather than
6075 setting inline_failed directly.
6077 2009-03-29 Ben Elliston <bje@au.ibm.com>
6080 * sysv4.opt (msdata): Improve comment.
6081 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6082 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6084 2009-03-29 Ben Elliston <bje@au.ibm.com>
6087 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6088 load and store attributes.
6090 2009-03-29 Ben Elliston <bje@au.ibm.com>
6092 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6093 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6094 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6095 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6096 __builtin_infq and __builtin_huge_valq.
6098 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6100 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6102 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6103 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6105 2009-03-28 Xinliang David Li <davidxl@google.com>
6107 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6108 (do_dbg_cnt): New function.
6110 2009-03-28 Jan Hubicka <jh@suse.cz>
6112 Merge from pretty-ipa:
6114 2009-03-27 Jan Hubicka <jh@suse.cz>
6116 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6117 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6118 * passes.c (function_called_by_processed_nodes_p): New.
6119 * ipa-pure-const.c (check_call): Fix handling of operands.
6120 (analyze_function): Dump debug output for skipped bodies.
6121 (local_pure_const): Use function_called_by_processed_nodes_p.
6122 * dwarf2out.c (reference_to_unused): Use output.
6123 * passes.c (do_per_function_toporder): Likewise.
6125 2008-11-12 Jan Hubicka <jh@suse.cz>
6127 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6128 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6129 state_set_in_source enum
6130 (check_decl): Ignore memory tags; do not set fake looping flags;
6132 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6133 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6134 (check_call, analyze_function): Rewrite.
6136 (add_new_function): Update call of analyze_function.
6137 (generate_summary): Add call of analyze_function.
6138 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6139 (local_pure_const): New function.
6140 (pass_local_pure_const): New pass.
6141 * ipa-inline.c (inline_transform): Set after_inlining.
6142 * tree-eh.c (stmt_can_throw_external): New.
6143 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6144 work with aliasing built.
6145 * tree-flow.h (stmt_can_throw_external): New.
6146 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6147 and local pure/const pass in early and late optimization queue.
6149 2009-03-28 Martin Jambor <mjambor@suse.cz>
6151 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6153 (fold_binary): Allow function decl aligment consideration is the
6154 second argument is integer constant one.
6155 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6156 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6157 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6159 2009-03-28 Jan Hubicka <jh@suse.cz>
6161 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6162 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6163 * function.h (rtl_data): Add nothrow flag.
6164 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6165 set DECL_NOTHROW for AVAILABLE functions.
6167 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6169 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6170 following vector keyword has expansion starting with pixel or bool
6171 keyword, expand vector to __vector and pixel or bool to __pixel or
6175 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6176 warn_if_disallowed_function_p): Removed.
6177 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6178 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6179 warning_if_disallowed_function_p.
6180 * flags.h (warn_if_disallowed_function_p,
6181 warn_disallowed_functions): Removed.
6182 * common.opt (Wdisallowed-function-list=): Removed.
6183 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6185 2009-03-28 Richard Guenther <rguenther@suse.de>
6187 PR tree-optimization/38723
6188 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6191 2009-03-28 Jan Hubicka <jh@suse.cz>
6193 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6194 test introduced by my previous patch.
6196 2009-03-28 Richard Guenther <rguenther@suse.de>
6198 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6199 the PHIs value undefined.
6201 2009-03-28 Jan Hubicka <jh@suse.cz>
6203 * tree-pass.h (pass_fixup_cfg): New pass.
6204 * ipa-inline.c (inline_transform): Set
6205 always_inline_functions_inlined/after_inlining.
6206 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6207 (pass_fixup_cfg): New pass.
6208 * passes.c (init_optimization_passes): Add fixup_cfg.
6210 2009-03-28 Richard Guenther <rguenther@suse.de>
6212 PR tree-optimization/38458
6213 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6214 argument use the arguments copy-of value.
6216 2009-03-28 Richard Guenther <rguenther@suse.de>
6218 PR tree-optimization/38180
6219 * tree-ssa-ccp.c (get_default_value): Simplify.
6220 (likely_value): Likewise.
6221 (surely_varying_stmt_p): Properly handle VOP case.
6222 (ccp_initialize): Likewise.
6223 (ccp_fold): Handle propagating through *&.
6224 (fold_const_aggregate_ref): Also handle decls.
6226 2009-03-28 Jan Hubicka <jh@suse.cz>
6228 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6229 * cgraph.h (cgraph_node): Likewise.
6230 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6231 (cgraph_reset_node): Use process flag.
6232 (cgraph_mark_functions_to_output): Likewise.
6233 (cgraph_expand_function): Likewise.
6234 (cgraph_expand_all_functions): Likewise.
6235 (cgraph_output_in_order): Likewise.
6236 * dwarf2out.c (reference_to_unused): Likewise.
6237 * passes.c do_per_function_toporder): Likewise.
6239 2009-03-28 Jan Hubicka <jh@suse.cz>
6241 Bring from lto-branch:
6243 2008-09-03 Doug Kwan <dougkwan@google.com>
6245 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6246 enums instead of reason strings.
6247 * cgraph.c (cgraph_create_edge): Same.
6248 (cgraph_inline_failed_string): New function.
6249 * cgraph.h (cgraph_inline_failed_t): New enum type.
6250 (cgraph_inline_failed_string): New prototype.
6251 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6252 char pointer to cgraph_inline_failed_t.
6253 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6254 (cgraph_default_inline_p): Ditto.
6255 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6256 to cgraph_inline_failed_t pointer.
6257 * cif-code.def: New file.
6258 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6260 (cgraph_check_inline_limits): Change type of REASON to pointer to
6261 cgraph_inline_failed_t. Replace reason strings with enums.
6262 (cgraph_default_inline_p): Ditto.
6263 (cgraph_recursive_inlining_p): Ditto.
6264 (update_caller_keys): Change type of FAILED_REASON to
6265 cgraph_inline_failed_t.
6266 (cgraph_set_inline_failed): Change type of REASON to pointer to
6267 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6268 convert enums to strings for text output.
6269 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6270 to be of type cgraph_inline_failed_t. Replace reason strings with
6271 enums. Call cgraph_inline_failed_string to covert enums
6272 to strings for text output.
6273 (cgraph_decide_inlining): Replace reason strings with enums.
6274 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6275 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6277 * tree-inline.c (expand_call_inline): Change type of REASON
6278 to cgraph_inline_failed_t. Replace reason strings with enums.
6279 Call cgraph_inline_failed_string for text output.
6280 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6283 2009-03-28 Jan Hubicka <jh@suse.cz>
6285 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6286 cgraph_clone_node): Remove master clone handling.
6287 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6288 * cgraph.h (master_clone): Remove.
6289 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6290 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6291 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6293 2009-03-28 Jan Hubicka <jh@suse.cz>
6295 * cgraph.c (cgraph_function_body_availability): Functions declared
6296 inline are always safe to assume that it is not going to be replaced.
6298 2009-03-28 Richard Guenther <rguenther@suse.de>
6300 PR tree-optimization/38513
6301 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6302 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6303 EXC_PTR_EXPR and FILTER_EXPR.
6304 (get_ref_from_reference_ops): Likewise.
6306 2009-03-28 Richard Guenther <rguenther@suse.de>
6308 PR tree-optimization/38968
6309 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6310 Use FLOOR_MOD_EXPR to compute misalignment.
6312 2009-03-28 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/37795
6315 * tree.h (combine_comparisons): Declare.
6316 * fold-const.c (combine_comparisons): Export.
6317 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6319 (ifcombine_iforif): Use combine_comparisons.
6321 2009-03-28 Jan Hubicka <jh@suse.cz>
6323 * tree-eh.c (inlinable_call_p): New function.
6324 (make_eh_edges): Use it.
6325 (verify_eh_edges): Use it.
6326 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6327 * except.c (reachable_next_level): Add inlinable_function argument
6328 (sjlj_find_directly_reachable_regions): Update.
6329 (add_reachable_handler): Do not set saw_any_handlers.
6330 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6331 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6332 Add new inlinable call parameter.
6333 (can_throw_internal, can_throw_external): Update.
6334 * except.h (can_throw_internal_1, can_throw_external_1,
6335 foreach_reachable_handler): Update declaration.
6337 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6339 * config/arm/t-arm-coff, config/h8300/coff.h,
6340 config/i386/i386-aout.h, config/i386/i386-coff.h,
6341 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6342 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6343 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6344 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6345 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6346 sys-types.h: Remove.
6347 * Makefile.in: Remove protoize and fixproto support and references
6349 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6350 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6352 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6353 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6354 unprotoize$(exeext).
6355 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6356 (.PHONY): Don't depend on proto.
6357 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6358 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6359 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6360 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6361 build/gen-protos.o, build/scan.o, xsys-protos.h,
6362 build/fix-header$(build_exeext), build/fix-header.o,
6363 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6364 stmp-install-fixproto): Remove.
6365 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6366 SYSCALLS.c or fixproto files.
6367 (install-common): Don't install protoize.
6368 (install-headers-tar, install-headers-cpio, install-headers-cp):
6369 Don't depend on $(STMP_FIXPROTO).
6370 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6371 install fixproto files or write out fixproto settings.
6372 (uninstall): Don't uninstall protoize.
6373 * config.gcc (use_fixproto): Remove.
6374 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6375 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6376 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6377 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6378 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6379 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6380 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6381 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6382 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6383 * config/t-vxworks (STMP_FIXPROTO): Remove.
6384 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6385 STMP_FIXPROTO): Remove.
6386 * config.in, configure: Regenerate.
6387 * crtstuff.c (gid_t, uid_t): Don't undefine.
6388 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6389 (arm-*-coff, arm-*-aout: Remove target entries.
6390 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6391 Remove mention of AIX 4.1.
6392 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6393 * doc/invoke.texi (Running Protoize): Remove.
6394 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6395 (Protoize Caveats): Remove.
6396 * tsystem.h: Update comments on headers assumed to exist.
6398 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6400 * genautomata.c: Add a new year to the copyright. Add a new
6402 (struct insn_reserv_decl): Add comments for member bypass_list.
6403 (find_bypass): Remove.
6404 (insert_bypass): New.
6405 (process_decls): Use insert_bypass.
6406 (output_internal_insn_latency_func): Output all bypasses with the
6407 same input insn in one switch case.
6409 * rtl.def (define_bypass): Describe bypass choice.
6410 * doc/md.texi (define_bypass): Ditto.
6412 2009-03-27 Richard Guenther <rguenther@suse.de>
6414 * gimplify.c (mark_addressable): Export.
6415 * tree-flow.h (mark_addressable): Declare.
6416 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6417 * tree-ssa.c (verify_phi_args): Verify that address taken
6418 variables have TREE_ADDRESSABLE set.
6420 2009-03-27 Richard Guenther <rguenther@suse.de>
6422 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6423 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6424 Do not mark decls TREE_ADDRESSABLE.
6425 (build_fold_addr_expr): Adjust.
6426 (fold_addr_expr): Remove.
6427 (fold_unary): Use build_fold_addr_expr.
6428 (fold_comparison): Likewise.
6429 (split_address_to_core_and_offset): Likewise.
6430 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6432 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6433 (gimplify_modify_expr_to_memcpy): Mark source and destination
6435 * omp-low.c (create_omp_child_function): Mark the object decl
6437 (lower_rec_input_clauses): Mark the var we take the address of
6439 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6441 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6444 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6445 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6447 2009-03-27 Richard Guenther <rguenther@suse.de>
6449 PR tree-optimization/39120
6450 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6452 (handle_lhs_call): Process return constraints. Add escape
6453 constraints if necessary.
6454 (handle_const_call): Fill out return constraints. Make nested
6455 case more precise. Avoid consttmp if possible.
6456 (handle_pure_call): Fill out return constraints. Avoid
6457 callused if possible.
6458 (find_func_aliases): Simplify call handling.
6460 2009-03-27 Richard Guenther <rguenther@suse.de>
6462 PR tree-optimization/39120
6463 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6464 as a representative.
6465 (solve_graph): Do propagate CALLUSED.
6466 (handle_pure_call): Use a scalar constraint from CALLUSED for
6468 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6471 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6474 * c-common.c (handle_aligned_attribute): Properly check alignment
6475 overflow. Use (1U << i) instead of (1 << i).
6477 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6479 * expr.h (get_mem_align_offset): Updated.
6481 * tree.h (tree_decl_common): Change align to "unsigned int" and
6482 move it before pointer_alias_set.
6484 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6485 Jakub Jelinek <jakub@redhat.com>
6488 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6489 gr_register_operand with gr_reg_or_0_operand.
6490 (cmpxchg_rel_di): Likewise.
6491 (sync_lock_test_and_set<mode>): Likewise.
6493 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6495 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6496 (true_regnum): Likewise.
6498 * rtlanal.c (subreg_info): Moved to ...
6499 * rtl.h (subreg_info): Here. New.
6500 (subreg_get_info): New.
6502 * rtlanal.c (subreg_get_info): Make it extern.
6504 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6507 * config/i386/i386.c (ix86_abi): New.
6508 (override_options): Handle -mabi=.
6509 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6510 (ix86_call_abi_override): Likewise.
6511 (init_cumulative_args): Likewise.
6512 (function_arg_advance): Likewise.
6513 (function_arg_64): Likewise.
6514 (function_arg): Likewise.
6515 (ix86_pass_by_reference): Likewise.
6516 (ix86_function_value_regno_p): Likewise.
6517 (ix86_build_builtin_va_list_abi): Likewise.
6518 (setup_incoming_varargs_64): Likewise.
6519 (is_va_list_char_pointer): Likewise.
6520 (ix86_init_machine_status): Likewise.
6521 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6522 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6523 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6524 (ix86_function_abi): Make it static and return enum calling_abi.
6525 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6527 (ix86_fn_abi_va_list): Updated.
6529 * config/i386/i386.h (ix86_abi): New.
6530 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6531 (CONDITIONAL_REGISTER_USAGE): Likewise.
6532 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6533 (machine_function): Likewise.
6535 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6537 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6538 (STACK_BOUNDARY): Likewise.
6539 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6541 * config/i386/i386.opt (mabi=): New.
6543 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6544 return enum calling_abi.
6545 (ix86_function_type_abi): Likewise.
6546 (ix86_function_abi): Removed.
6548 * doc/invoke.texi: Document -mabi= option for x86.
6550 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6552 * builtins.c (real_dconstp): Delete.
6553 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6555 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6556 Jakub Jelinek <jakub@redhat.com>
6559 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6560 (gen_subprogram_die): When a function is explicit, generate the
6561 DW_AT_explicit attribute.
6562 * langhooks.h (struct lang_hooks_for_decls): Add
6563 function_decl_explicit_p langhook.
6564 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6565 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6567 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6569 * builtins.c (fold_builtin_memory_op): Optimize memmove
6570 into memcpy if we can prove source and destination don't overlap.
6572 * tree-inline.c: Include gt-tree-inline.h.
6573 (clone_fn_id_num): New variable.
6574 (clone_function_name): New function.
6575 (tree_function_versioning): Use it.
6576 * Makefile.in (GTFILES): Add tree-inline.c.
6578 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6580 * BASE-VER: Change to 4.5.0.
6582 2009-03-27 Xinliang David Li <davidxl@google.com>
6584 PR tree-optimization/39557
6585 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6587 2009-03-27 Xinliang David Li <davidxl@google.com>
6589 PR tree-optimization/39548
6590 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6593 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6595 * c-common.c (pointer_int_sum): Use %wd on return from
6598 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6600 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6601 on return from tree_low_cst.
6603 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6606 * ginclude/stdarg.h (va_copy): Define also for
6607 __GXX_EXPERIMENTAL_CXX0X__.
6609 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6612 * builtins.h (c_strlen): Do not warn here.
6613 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6614 * c-common.c (pointer_int_sum): Take an explicit location.
6615 Warn about offsets out of bounds.
6616 * c-common.h (pointer_int_sum): Adjust declaration.
6618 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6620 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6623 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6626 * opts.c (warn_if_disallowed_function_p): Don't assume
6627 get_callee_fndecl must return non-NULL.
6629 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6631 PR rtl-optimization/39522
6632 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6633 when reg_reloaded_valid is set.
6635 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6637 * config/spu/divv2df3.c: New file.
6638 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6639 (DPBIT_FUNCS): Filter out _div_df.
6641 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6643 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6644 a jump insn, count that jump in the distance to the loop start.
6646 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6649 * config/sh/sh.c (calc_live_regs): Fix condition for global
6650 registers except PIC_OFFSET_TABLE_REGNUM.
6652 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6655 * doc/invoke.texi (-mconsole): New.
6659 (-mnop-fun-dllimport): New.
6663 (sub section "i386 and x86-64 Windows Options"): New.
6665 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6667 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6668 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6670 2009-03-25 Richard Guenther <rguenther@suse.de>
6673 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6676 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6678 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6679 neither of haifa/selective schedulers are working.
6681 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6683 * doc/invoke.texi (Debugging Options): Fix description of
6684 -fno-merge-debug-strings.
6686 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6688 * config/cris/libgcc.ver: New version-script.
6689 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6691 * configure.ac <GAS features, nop mnemonic>: Add pattern
6692 crisv32-*-* for "nop".
6693 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6694 * configure: Regenerate.
6696 2009-03-24 Ira Rosen <irar@il.ibm.com>
6698 PR tree-optimization/39529
6699 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6700 mark_sym_for_renaming for the tag copied to the new vector
6703 2009-03-24 Arthur Loiret <aloiret@debian.org>
6705 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6706 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6707 EXTRA_SPEC_FUNCTIONS.
6708 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6709 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6710 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6711 -march and -mtune options.
6713 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6715 * config/m68k/t-rtems: Add m5329 multilib.
6717 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6718 Jakub Jelinek <jakub@redhat.com>
6721 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6724 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6727 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6728 instead of c_parser_expression_conv, if original_code isn't one of the
6729 4 allowed comparison codes, fail.
6731 2009-03-23 Richard Guenther <rguenther@suse.de>
6733 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6734 * tree.h (struct tree_type): Likewise.
6735 * reload.h (struct insn_chain): Likewise.
6736 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6737 * function.h (struct function): Likewise.
6738 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6740 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6742 PR tree-optimization/39516
6743 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6745 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6747 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6748 should be set true if BITS_PER_WORD of target is bigger than 32
6750 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6752 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6753 Translate -B-options to -rpath-link. Correct existing
6754 rpath-link and conditionalize on !nostdlib.
6756 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6758 * doc/extend.texi (Function Attributes, Variable Attributes):
6760 * doc/invoke.texi (Debugging Options, Optimize Options)
6761 (i386 and x86-64 Options, MCore Options): Likewise.
6763 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6766 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6767 it for block local namespace aliases.
6768 (gen_decl_die): Pass context_die to gen_namespace_die.
6770 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6773 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6774 minimum or maximum value.
6776 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6778 * reginfo.c (globalize_reg): Recompute derived reg sets.
6780 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6783 * libgcc2.c (mprotect): Do not use signed arguments for
6784 VirtualProtect, use DWORD arguments. Also fix the 'may
6785 be used uninitialized' warning for the np variable.
6787 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6790 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6791 functions using regparm calling conventions when not optimizing.
6792 (ix86_function_sseregparm): Similarly for sseregparm calling
6795 2009-03-19 Li Feng <nemokingdom@gmail.com>
6798 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6799 dependence if the first conflict is after niter iterations.
6801 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6804 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6805 functions with dynamic stack-pointer adjustments.
6807 2009-03-19 Ben Elliston <bje@au.ibm.com>
6809 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6810 option; change to -msdata=data.
6812 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6814 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6817 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6820 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6822 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6824 * doc/invoke.texi (Code Gen Options): Expand discussion of
6827 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6829 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6830 * matrix-reorg.c (struct matrix_info): Likewise.
6831 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6832 * rtl.h (struct mem_attrs): Likewise.
6833 * df.h (struct df): Likewise.
6834 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6835 * ira-int.h (struct ira_allocno): Likewise.
6836 * df-scan.c (struct df_collection_rec): Likewise.
6837 * ira.c (struct equivalence): Likewise.
6838 * function.c (struct temp_slot): Likewise.
6839 * cfgloop.h (struct loop): Likewise.
6842 * function.c (use_register_for_decl): When not optimizing, disregard
6843 register keyword for variables with types containing methods.
6845 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6848 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6849 (is_simple_operand): Call contains_component_ref_p before calling data
6850 reference analysis that would fail on COMPONENT_REFs.
6852 * tree-vrp.c (search_for_addr_array): Fix formatting.
6854 2009-03-18 Richard Guenther <rguenther@suse.de>
6856 * tree-vect-transform.c (vect_loop_versioning): Fold the
6857 generated comparisons.
6858 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6859 (slpeel_tree_peel_loop_to_edge): Likewise.
6861 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6864 * opts.c (print_specific_help): In addition to `undocumented',
6865 accept `separate' and `joined' flags if passed alone. Describe
6866 output by the first matched one of those.
6867 (common_handle_option): Skip over empty strings.
6868 * gcc.c (display_help): Fix help string for `--help='.
6869 * doc/invoke.texi (Option Summary, Overall Options): With
6870 `--help=', classes and qualifiers can both be repeated, but
6871 only the latter can be negated. One should not pass only
6872 negated qualifiers. Fix markup and examples.
6875 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6877 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6878 and -fhelp=separate.
6880 2009-03-17 Jing Yu <jingyu@google.com>
6883 * function.h (struct rtl_data): Move is_thunk from here...
6884 (struct function): ...to here.
6885 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6886 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6888 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6890 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6891 (alpha_output_function_end_prologue): Likewise.
6892 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6893 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6894 (rs6000_output_function_epilogue): Likewise.
6895 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6897 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6900 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6901 from different units in a single alternative.
6902 (*truncdfsf_i387): Ditto.
6903 (*truncxfsf2_mixed): Ditto.
6904 (*truncxfdf2_mixed): Ditto.
6906 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6908 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6909 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6912 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6913 unused non-artificial variables when not optimizing.
6916 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6917 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6918 NAMESPACE_DECL in its DECL_INITIAL.
6921 * optabs.c (set_user_assembler_libfunc): New function.
6922 * expr.h (set_user_assembler_libfunc): New prototype.
6923 * c-common.c: Include libfuncs.h.
6924 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6925 for memcmp, memset, memcpy, memmove and abort.
6926 * Makefile.in (c-common.o): Depend on libfuncs.h.
6929 * dwarf2out.c (gen_inlined_enumeration_type_die,
6930 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6931 gen_tagged_type_instantiation_die): Removed.
6932 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6935 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6938 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6940 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6941 (check-parallel-%): Ditto.
6942 (check-consistency): Ditto.
6944 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6946 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6947 local variable rhs by NULL_TREE.
6949 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6952 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6954 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6957 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6959 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6962 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6963 for ms->sysv ABI calls only in 64bit mode.
6965 * config/i386/i386.md (untyped_call): Support 32bit.
6967 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6969 * doc/extend.texi: Replace x86_65 with x86_64.
6971 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6973 PR tree-optimization/39455
6974 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6975 mismatches for POINTER_TYPE_P (type).
6976 (number_of_iterations_le): Likewise.
6978 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6980 * config/picochip/picochip.c: Removed profiling support.
6981 * config/picochip/picochip.md: Removed profiling instruction.
6982 * config/picochip/picochip.h: Removed profiling builtin.
6984 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6986 * doc/install.texi (--with-host-libstdcxx): Document.
6988 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6991 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6992 generate a warning if the function name does not begin with
6993 "__vector" and the function has either the 'signal' or 'interrupt'
6994 attribute, from here to ...
6995 (avr_declare_function_name): ...here. New function.
6996 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6997 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6999 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7002 * cse.c (fold_rtx): Don't modify original const_arg1 when
7003 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7004 separate variable instead.
7005 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7006 from out of range shift counts.
7007 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7009 2009-03-13 Catherine Moore <clm@codesourcery.com>
7011 * config/i386/x-mingw32 (host-mingw32.o): Replace
7012 diagnostic.h with $(DIAGNOSTIC_H).
7014 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7017 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7019 * config/i386/sync.md (sync_compare_and_swap<mode>,
7020 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7021 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7023 (sync_double_compare_and_swapdi_pic,
7024 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7025 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7027 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7030 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7032 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7035 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7036 (avx_addsubv4df3): Likewise.
7037 (*avx_addsubv4sf3): Likewise.
7038 (sse3_addsubv4sf3): Likewise.
7040 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7043 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7045 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7048 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7049 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7050 registers for allocnos created from user-defined variables.
7052 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7055 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7056 of non-integer mode as well.
7058 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7060 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7061 for functions for which the parameter types are unknown.
7063 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7066 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7067 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7068 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7069 * config/i386/i386.c (ix86_local_alignment): For
7070 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7071 long long variables on the stack to avoid dynamic realignment.
7072 Allow the first argument to be a decl rather than type.
7073 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7075 2009-03-11 Nick Clifton <nickc@redhat.com>
7078 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7080 Add description to mno-lsim option.
7081 * config/mcore/mcore.h: Remove comment about deprecated m4align
7083 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7084 * doc/invoke.texi: Add description of mno-lsim and
7085 mstack-increment options.
7087 * config/fr30/fr30.opt: Document the -mno-lsim option.
7088 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7089 and -mno-lsim options.
7091 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7093 * fold-const.c (fold_comparison): Only call fold_inf_compare
7094 if the mode supports infinities.
7096 2009-03-11 Jason Merrill <jason@redhat.com>
7099 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7100 end already did. Notice GIMPLE_CALL modifications of the result.
7101 Don't copy debug information from an ignored decl or a decl from
7104 2009-03-10 Richard Guenther <rguenther@suse.de>
7105 Nathan Froyd <froydnj@codesourcery.com>
7108 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7109 (__divMODE3): Likewise.
7111 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7113 PR tree-optimization/39394
7114 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7115 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7117 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7119 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7120 inline asms for register asm ("") declarations.
7122 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7124 * fold-const.c (fold_unary): Fix comment.
7126 2009-03-07 Jan Hubicka <jh@suse.cz>
7129 * tree-inline.c (setup_one_parameter): Do replacement of const
7130 argument by constant in SSA form.
7132 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7135 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7136 determine alignment passed to assign_stack_local.
7137 (assign_parms_unsplit_complex): Likewise.
7138 * except.c (sjlj_build_landing_pads): Likewise.
7140 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7143 * tree-flow.h (add_referenced_var): Return bool instead of void.
7144 * tree-dfa.c (add_referenced_var): Return result of
7145 referenced_var_check_and_insert call.
7146 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7147 of referenced_var_check_and_insert.
7150 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7151 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7152 DIE, don't emit it if abstract origin already has it.
7153 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7154 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7156 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7158 * genpreds.c (needs_variable): Fix parentheses at variable name
7160 (write_tm_constrs_h): Indent generated code.
7162 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7164 * doc/extend.texi (Function Attributes): Add documentation
7167 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7170 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7171 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7173 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7175 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7178 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7181 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7182 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7184 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7186 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7187 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7188 constants instead of magic numbers.
7189 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7191 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7192 (x86_64_ms_abi_int_parameter_registers): Ditto.
7193 (x86_64_int_return_registers): Ditto.
7194 (ix86_maybe_switch_abi): Ditto.
7195 (ix86_expand_call): Ditto for clobbered_registers array.
7196 (ix86_hard_regno_mode_ok): Ditto.
7197 (x86_extended_QIreg_mentioned_p): Ditto.
7199 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7201 PR tree-optimization/39349
7202 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7204 * combine.c (gen_lowpart_for_combine): Use omode when generating
7207 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7209 PR rtl-optimization/39235
7210 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7212 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7214 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7216 2009-03-04 Richard Guenther <rguenther@suse.de>
7218 PR tree-optimization/39362
7219 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7220 that occur in abnormal PHIs should be varying.
7222 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7224 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7226 (simple_iv): Take loop as an argument instead of statement.
7227 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7228 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7230 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7232 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7233 * matrix-reorg.c (analyze_transpose): Ditto.
7234 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7235 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7236 * tree-predcom.c (ref_at_iteration): Ditto.
7237 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7239 2009-03-04 Richard Guenther <rguenther@suse.de>
7241 PR tree-optimization/39358
7242 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7243 escaped_id and callused_id.
7244 (solve_graph): Likewise.
7246 2009-03-04 Richard Guenther <rguenther@suse.de>
7248 PR tree-optimization/39339
7249 * tree-sra.c (try_instantiate_multiple_fields): Make it
7250 no longer ICE on the above.
7252 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7254 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7255 that fits within Pmode.
7257 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7260 * tm.texi (LIBCALL_VALUE): Update description.
7262 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7265 * doc/extend.texi (section): Update description.
7267 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7270 * tree-inline.c (remapped_type): New.
7271 (can_be_nonlocal): Call remapped_type instead of remap_type.
7273 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7276 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7277 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7279 2009-03-03 Richard Guenther <rguenther@suse.de>
7282 * tree.c (tree_nonartificial_location): New function.
7283 * tree.h (tree_nonartificial_location): Declare.
7284 * builtins.c (expand_builtin_memory_chk): Provide location
7285 of the call location for artificial function pieces.
7286 (maybe_emit_chk_warning): Likewise.
7287 (maybe_emit_sprintf_chk_warning): Likewise.
7288 (maybe_emit_free_warning): Likewise.
7289 * expr.c (expand_expr_real_1): Likewise.
7291 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7293 PR tree-optimization/39343
7294 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7295 COMPONENT_REF t has ARRAY_TYPE.
7297 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7300 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7301 when the type precision of the induction variable should be
7302 larger than the type precision of nit.
7303 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7304 * graphite.c (graphite_loop_normal_form): Same.
7305 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7307 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7309 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7310 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7311 numbers to describe clobbered registers.
7312 (*call_value_0_rex64_ms_sysv): Ditto.
7313 * config/i386/mmx.md (mmx_emms): Ditto.
7316 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7318 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7321 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7323 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7324 (spu_section_type_flags): New function.
7326 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7328 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7329 reg_class_contents of FLOAT_REGS into a temporary.
7331 2009-03-02 Richard Guenther <rguenther@suse.de>
7332 Ira Rosen <irar@il.ibm.com>
7334 PR tree-optimization/39318
7335 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7336 information to the vectorized statement.
7338 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7340 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7341 variable. Use defined names instead of magic constants for REX SSE
7344 2009-03-01 Richard Guenther <rguenther@suse.de>
7346 PR tree-optimization/39331
7347 * omp-low.c (lower_send_shared_vars): Do not receive new
7348 values for the reference of DECL_BY_REFERENCE parms or results.
7350 2009-03-01 Jan Hubicka <jh@suse.cz>
7353 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7354 BLOCK_NONLOCALIZED_VAR): New macros.
7355 (tree_block): Add nonlocalized_vars.
7356 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7357 gen_decl_die): Add origin argument. Allow generation of die with
7358 origin at hand only.
7359 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7360 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7362 (gen_block_die): Fix checking for unused blocks.
7363 (process_scope_var): Break out from .... ; work with origins only.
7364 (decls_for_scope) ... here; process nonlocalized list.
7365 (dwarf2out_ignore_block): Look for nonlocalized vars.
7366 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7368 (dump_scope_block): Dump them.
7369 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7370 (remap_block): Likewise.
7371 (can_be_nonlocal): New predicate.
7372 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7374 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7376 * configure: Regenerate.
7378 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7380 * optc-gen.awk: No need to duplicate option flags twice.
7381 Reuse help texts for duplicate options which do not have any.
7383 * gcc.c (display_help): Document --version.
7385 * gcc.c (main): If print_help_list and verbose_flag, ensure
7386 driver output comes before subprocess output.
7388 * optc-gen.awk: Assign all remaining fields to help string,
7389 space-separated, for multi-line help in *.opt.
7391 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7392 -Wno-pedantic-ms-format is for MinGW targets only.
7394 * doc/options.texi (Option file format): Fix bad indentation,
7395 restoring dropped sentence.
7397 2009-02-28 Jan Hubicka <jh@suse.cz>
7399 * tree-inline.c (tree_function_versioning): Output debug info.
7401 2009-02-28 Jan Hubicka <jh@suse.cz>
7404 * tree-inline.c (setup_one_parameter): Do not copy propagate
7405 arguments when not optimizing.
7407 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7410 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7411 (avx_addsubv4df3): Likewise.
7412 (*avx_addsubv4sf3): Likewise.
7413 (sse3_addsubv4sf3): Likewise.
7414 (*avx_addsubv2df3): Likewise.
7415 (sse3_addsubv2df3): Likewise.
7416 (avx_unpckhps256): Correct item selectors.
7417 (avx_unpcklps256): Likewise.
7418 (avx_unpckhpd256): Likewise.
7419 (avx_unpcklpd256): Likewise.
7421 2009-02-28 Jan Hubicka <jh@suse.cz>
7423 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7425 (copy_arguments_for_versioning): If var is declared don't declare it.
7426 (tree_function_versioning): First setup substitutions and then copy
7429 2009-02-27 Jan Hubicka <jh@suse.cz>
7432 * cgraph.h (varpool_output_debug_info): Remove.
7433 * cgraphunit.c (varpool_output_debug_info): Remove.
7434 * dwarf2out.c (deferred_locations_struct): New struct
7435 (deferred_locations): New type.
7436 (deferred_locations_list): New static var.
7437 (deffer_location): New function.
7438 (gen_variable_die): Use it.
7439 (decls_for_scope): Output info on local static vars.
7440 (dwarf2out_finish): Process deferred locations.
7441 * varpool.c (varpool_output_debug_info): Remove.
7443 2009-02-27 Jan Hubicka <jh@suse.cz>
7446 * tree.h (TREE_PROTECTED): Fix comment.
7447 (BLOCK_HANDLER_BLOCK): Remove.
7448 (struct tree_block): Remove handler_block add body_block.
7449 (inlined_function_outer_scope_p): New.
7450 (is_body_block): Remove.
7451 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7452 * dwarf2out.c (is_inlined_entry_point): Remove.
7453 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7454 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7456 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7457 * gimplify.c (gimplify_expr): Gimplify body blocks.
7458 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7459 block with multiple subblocks.
7460 (dump_scope_block): Prettier output; dump more flags and info.
7461 (dump_scope_blocks): New.
7462 (remove_unused_locals): Use dump_scope_blocks.
7463 * tree-flow.h (dump_scope_blocks): Declare.
7464 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7465 * stmt.c (is_body_block): Remove.
7466 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7467 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7469 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7472 * graphite.c (graphite_loop_normal_form): Do not call
7473 number_of_iterations_exit from a gcc_assert.
7475 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7477 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7478 jumps if COND is NULL.
7479 (find_cond_jump): New function.
7480 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7481 * config/s390/s390.md: Remove z10_cobra attribute value.
7483 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7485 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7486 force_const_mem returns NULL_RTX.
7488 2009-02-26 Jan Hubicka <jh@suse.cz>
7491 * cgraph.h (varpool_output_debug_info): Remove.
7492 * cgraphunit.c (varpool_output_debug_info): Remove.
7493 * dwarf2out.c (deferred_locations_struct): New struct
7494 (deferred_locations): New type.
7495 (deferred_locations_list): New static var.
7496 (deffer_location): New function.
7497 (gen_variable_die): Use it.
7498 (decls_for_scope): Output info on local static vars.
7499 (dwarf2out_finish): Process deferred locations.
7500 * varpool.c (varpool_output_debug_info): Remove.
7502 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7504 PR rtl-optimization/39241
7505 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7506 to subreg_offset_representable_p.
7508 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7510 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7511 execute function prototype. Get f and nregs from max_reg_num
7512 and get_insns. Remove the first backward pass as it's dead,
7513 guard the forward pass by flag_expensive_optimizations.
7514 (rest_of_handle_regmove): Delete.
7515 (pass_regmove): Replace it with regmove_optimize.
7517 2009-02-25 Martin Jambor <mjambor@suse.cz>
7519 PR tree-optimization/39259
7520 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7521 calls_alloca function flags.
7522 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7525 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7527 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7528 flags_set_1_rtx, flags_set_1_set): Delete.
7529 (regmove_optimize): Do not call mark_flags_life_zones.
7531 2009-02-24 Julian Brown <julian@codesourcery.com>
7534 * config/arm/arm.c (require_pic_register): Only set
7535 cfun->machine->pic_reg once per function.
7537 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7539 * doc/invoke.texi (Link Options): Document an easier way to pass
7540 options that take arguments to the GNU linker using -Xlinker and -Wl.
7542 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7545 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7547 2009-02-24 Richard Guenther <rguenther@suse.de>
7550 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7552 2009-02-24 Richard Guenther <rguenther@suse.de>
7553 Zdenek Dvorak <ook@ucw.cz>
7555 PR tree-optimization/39233
7556 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7557 from converting them to a generic type.
7559 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7561 PR tree-optimization/39260
7562 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7563 contains a condition with a real type.
7564 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7566 2009-02-23 Jason Merrill <jason@redhat.com>
7569 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7570 narrowing_initializer_constant_valid_p.
7571 (narrowing_initializer_constant_valid_p): Don't return
7572 null_pointer_node for adding a pointer to itself.
7574 2009-02-23 Jan Hubicka <jh@suse.cz>
7577 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7580 2009-02-23 Jan Hubicka <jh@suse.cz>
7582 PR tree-optimization/37709
7583 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7584 * tree.h (block_ultimate_origin): Declare.
7585 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7586 * tree-ssa-live.c (remove_unused_scope_block_p):
7587 Eliminate blocks containig no instructions nor live variables nor
7589 (dump_scope_block): New function.
7590 (remove_unused_locals): Enable removal of dead blocks by default;
7591 enable dumping at TDF_DETAILS.
7593 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7595 * config/i386/i386.c (classify_argument): Don't allow COImode
7597 (function_arg_advance_32): Don't allow OImode.
7598 (function_arg_32): Likewise.
7599 (function_value_32): Likewise.
7600 (return_in_memory_32): Likewise.
7601 (function_arg_64): Remove OImode comment.
7603 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7606 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7607 ix86_expand_vector_set for V4DImode in 64bit mode only.
7608 (ix86_expand_vector_init_one_var): Likewise.
7610 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7612 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7614 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7617 * loop-iv.c: Revert last change.
7618 * emit-rtl.c: Likewise.
7620 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7623 * config/i386/i386.c (type_natural_mode): Remove an extra
7624 space in the warning message.
7625 (function_value_32): Handle 32-byte vector modes.
7626 (return_in_memory_32): Likewise.
7628 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7630 * loop-iv.c (truncate_value): New function.
7631 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7633 (lowpart_subreg): Move to...
7634 * emit-rtl.c: ...here.
7636 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7638 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7639 accidental and undocumented change at revision 140860.
7641 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7643 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7644 take gimple_seq * arguments.
7645 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7646 types_compatible_p langhook.
7648 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7649 Joseph Myers <joseph@codesourcery.com>
7651 * config/arm/arm.c (arm_builtin_va_list): New function.
7652 (arm_expand_builtin_va_start): Likewise.
7653 (arm_gimplify_va_arg_expr): Likewise.
7654 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7655 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7656 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7657 (va_list_type): New variable.
7658 (arm_mangle_type): Mangle va_list_type appropriately.
7660 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7663 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7664 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7665 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7666 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7667 parameter to 1000 for -O1 by default.
7668 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7670 * loop-invariant.c: Include params.h.
7671 (move_loop_invariants): Don't call move_single_loop_invariants on
7674 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7676 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7677 offset when calculating bounds for indexing stack_usage_map. Fixes
7678 a buffer overflow with certain target setups.
7680 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7683 * calls.c (expand_call): Clear try_tail_call if caller and callee
7684 disagree in promotion of function return value.
7686 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7689 * c-common.c (c_determine_visibility): If visibility changed and
7690 DECL_RTL has been already set, call make_decl_rtl to update symbol
7693 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7696 * varasm.c (assemble_variable): Don't check DECL_NAME when
7697 globalizing a variable.
7699 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7702 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7703 expression before any __builtin_trap call.
7704 * c-typeck.c (build_function_call): Convert and check function
7705 arguments before generating a call to a trap. Evaluate the
7706 function arguments before the trap.
7708 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7711 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7712 (UNSPEC_FXAM_MEM): New unspec.
7713 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7714 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7715 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7717 2009-02-19 Richard Guenther <rguenther@suse.de>
7719 PR tree-optimization/39207
7720 PR tree-optimization/39074
7721 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7722 storedanything_tree): New.
7723 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7724 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7725 (build_succ_graph): Add edges from STOREDANYTHING to all
7727 (init_base_vars): Initialize STOREDANYTHING.
7728 (compute_points_to_sets): Free substitution info after
7729 building the succ graph.
7730 (ipa_pta_execute): Likewise.
7732 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7734 (do_ds_constraint): Do not add to special var or non-pointer
7736 (type_could_have_pointers): Split out from ...
7737 (could_have_pointers): ... here. For arrays use the element type.
7738 (create_variable_info_for): Initialize may_have_pointers.
7739 (new_var_info): Likewise.
7740 (handle_lhs_call): Make the HEAP variable unknown-sized.
7741 (intra_create_variable_infos): Use a type with pointers for
7742 PARM_NOALIAS, make it unknown-sized.
7744 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7747 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7749 2009-02-18 Jason Merrill <jason@redhat.com>
7752 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7753 value if DECL_EXTERNAL.
7754 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7755 * target.h (gcc_target::binds_local_p): Clarify "module".
7756 * tree.h (TREE_PUBLIC): Clarify "module".
7758 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7761 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7762 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7764 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7767 * c.opt (Wabi): Support C and ObjC.
7770 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7772 * config/i386/i386.c (classify_argument): Warn once about the ABI
7773 change when passing union with long double.
7775 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7777 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7780 * c-parser.c (c_parser_compound_statement): Always enter and leave
7783 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7786 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7788 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7790 PR tree-optimization/36922
7791 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7792 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7795 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7797 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7800 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7802 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7804 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7806 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7809 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7810 Richard Sandiford <rdsandiford@googlemail.com>
7812 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7813 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7814 (loongson_biadd): ...this.
7816 2009-02-17 Richard Guenther <rguenther@suse.de>
7818 PR tree-optimization/39202
7819 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7820 a var make sure to follow existing collapses.
7822 2009-02-17 Richard Guenther <rguenther@suse.de>
7825 * langhooks.c (lhd_print_error_function): Check for NULL block.
7827 2009-02-17 Richard Guenther <rguenther@suse.de>
7829 PR tree-optimization/39204
7830 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7833 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7835 * config/soft-fp/double.h: Update from glibc CVS.
7837 2009-02-17 Richard Guenther <rguenther@suse.de>
7839 PR tree-optimization/39207
7840 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7841 strict-aliasing warnings for pointers pointing to NULL.
7843 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7846 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7847 skipping until next close brace.
7849 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7852 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7853 to function argument boundary.
7855 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7857 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7858 in the lea_add. Reload eventually constraints it properly.
7859 * config/picochip/constraints.md : Remove the target constraint
7860 "b", since it is not needed anymore.
7862 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7864 * gthr-dce.h: Uglify function parameter and local variable names.
7865 * gthr-gnat.h: Likewise.
7866 * gthr-mipssde.h: Likewise.
7867 * gthr-nks.h: Likewise.
7868 * gthr-posix95.h: Likewise.
7869 * gthr-posix.h: Likewise.
7870 * gthr-rtems.h: Likewise.
7871 * gthr-single.h: Likewise.
7872 * gthr-solaris.h: Likewise.
7873 * gthr-tpf.h: Likewise.
7874 * gthr-vxworks.h: Likewise.
7875 * gthr-win32.h: Likewise.
7877 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7880 * config/i386/i386.md: Restrict the new peephole2 to move
7881 between MMX/SSE registers.
7883 2009-02-15 Richard Guenther <rguenther@suse.de>
7886 2009-02-13 Richard Guenther <rguenther@suse.de>
7888 * configure.ac: Enable LFS.
7889 * configure: Re-generate.
7890 * config.in: Likewise.
7892 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7894 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7895 spu_srqwbyte, spu_srqwbytebc): Define.
7896 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7897 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7898 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7899 "shrqby_<mode>"): New insn-and-split patterns.
7900 * config/spu/spu.c (expand_builtin_args): Determine and return
7901 number of operands using spu_builtin_description data.
7902 (spu_expand_builtin_1): Use it.
7904 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7907 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7910 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7913 * config/i386/i386.c (override_options): Correct warning
7914 messages for -malign-loops, -malign-jumps and -malign-functions.
7916 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7919 * config/i386/i386.md: Restrict the new peephole2 to move
7920 between the general purpose registers.
7922 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7925 * config/i386/i386.c (type_natural_mode): Add a new argument.
7926 Return the original mode and warn ABI change if vector size is 32byte.
7927 (function_arg_advance): Updated.
7928 (function_arg): Likewise.
7929 (ix86_function_value): Likewise.
7930 (ix86_return_in_memory): Likewise.
7931 (ix86_sol10_return_in_memory): Likewise.
7932 (ix86_gimplify_va_arg): Likewise.
7933 (function_arg_32): Don't warn ABX ABI change here.
7934 (function_arg_64): Likewise.
7936 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7938 * loop-iv.c (implies_p): In the final case, test that operands 0
7939 of the two comparisons match.
7941 * config/bfin/bfin.c (find_prev_insn_start): New function.
7942 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7943 (find_next_insn_start): Move.
7945 2009-02-13 Richard Guenther <rguenther@suse.de>
7947 * configure.ac: Enable LFS.
7948 * configure: Re-generate.
7949 * config.in: Likewise.
7951 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7954 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7955 sizes on syntax error after some arguments have been parsed.
7957 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7959 * doc/invoke.texi (-fira): Remove.
7961 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7963 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7964 * recog.c: Likewise.
7967 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7969 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7970 (umul_ppmm): Likewise.
7971 (count_leading_zeros): Likewise.
7972 (count_trailing_zeros): Likewise.
7973 (UMUL_TIME): Likewise.
7975 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7977 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7978 soft-fp/t-softfp to tmake_file.
7980 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7981 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7982 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7983 IA64_BUILTIN_INFQ]: New.
7984 (ia64_init_builtins): Initialize __builtin_infq,
7985 __builtin_fabsq and __builtin_copysignq if not HPUX.
7986 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7987 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7989 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7991 (__fixtfti): Likewise.
7992 (__fixunstfti): Likewise.
7993 (__floattitf): Likewise.
7995 * config/ia64/libgcc-glibc.ver: New.
7996 * config/ia64/t-fprules-softfp: Likewise.
7997 * config/ia64/sfp-machine.h: Likewise.
7999 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8000 (LIBGCC2_TF_CEXT): Likewise.
8001 (TF_SIZE): Likewise.
8002 (TARGET_INIT_LIBFUNCS): Likewise.
8004 * config/ia64/t-glibc (SHLINB_MAPFILES):
8005 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8007 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8009 * config/i386/i386.c (construct_container): Rewrite processing
8010 BLKmode with X86_64_SSE_CLASS.
8012 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8015 * config/i386/i386.md: Replace simplify_replace_rtx with
8016 replace_rtx in the new peephole2.
8018 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8020 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8021 loop unrolling do not happen at -O2.
8023 2009-02-12 Michael Matz <matz@suse.de>
8025 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8027 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8029 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8032 2009-02-12 Ben Elliston <bje@au.ibm.com>
8034 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8035 patterns when updating the back chain. Missed in the 2009-02-10
8038 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8040 * doc/extend.texi (Decimal Floating Types): Update identifier of
8041 draft TR and list of missing support.
8043 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8046 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8047 bit to variable length decl's flags, add it also to its
8048 pointer replacement variable.
8050 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8051 Jakub Jelinek <jakub@redhat.com>
8054 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8055 (memory_blockage): New expander.
8056 (*memory_blockage): New insn pattern.
8057 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8058 instead of general blockage at the end of function prologue when
8059 frame pointer is used to access red zone area. Do not emit blockage
8060 when profiling, it is emitted in generic code.
8061 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8062 function epilogue when frame pointer is used to access red zone area.
8064 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8067 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8068 by arithmetic with memory operands.
8069 * config/i386/predicates.md (commutative_operator): New.
8071 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8073 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8076 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8078 * alias.h (record_alias_subset): Declare.
8079 * alias.c (record_alias_subset): Make global.
8081 2009-02-10 Nick Clifton <nickc@redhat.com>
8083 * tree-parloops.c: Change license to GPLv3.
8084 * ipa-struct-reorg.c: Change license to GPLv3.
8085 * ipa-struct-reorg.h: Change license to GPLv3.
8087 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8090 * c-decl.c (start_struct): Return NULL on error.
8092 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8095 * cfgloopmanip.c (remove_path): Call remove_bbs after
8096 cancel_loop_tree, not before it.
8099 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8100 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8101 VAR_DECLs were seen.
8102 * tree-ssa-live.c (remove_unused_locals): Recompute
8103 cfun->has_local_explicit_reg_vars.
8104 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8105 copies or clearings if cfun->has_local_explicit_reg_vars.
8107 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8110 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8111 of function prologue when frame pointer is used to access
8114 2009-02-10 Richard Guenther <rguenther@suse.de>
8117 * gimplify.c (gimple_regimplify_operands): Always look if
8118 we need to create a temporary.
8120 2009-02-10 Richard Guenther <rguenther@suse.de>
8122 PR tree-optimization/39132
8123 * tree-loop-distribution.c (todo): New global var.
8124 (generate_memset_zero): Trigger TODO_rebuild_alias.
8125 (tree_loop_distribution): Return todo.
8127 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8130 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8131 (x86_64_reg_class_name): Removed.
8132 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8133 first one isn't X86_64_SSE_CLASS or any other ones aren't
8134 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8135 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8136 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8137 and 3 X86_64_SSEUP_CLASS.
8138 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8139 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8141 2009-02-10 Ben Elliston <bje@au.ibm.com>
8143 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8144 form instruction to update the stack back chain word, even if the
8145 user has disabled the generation of update instructions.
8146 (movdi_<mode>_update_stack): New.
8147 (movsi_update_stack): Likewise.
8148 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8149 always use an update form instruction to update the stack back
8152 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8155 * graphite.c (if_region_set_false_region): After moving a region in
8156 the false branch of a condition, remove the empty dummy basic block.
8157 (gloog): Remove wrong fix for PR38953.
8159 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8161 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8162 generation due to implicit sign extension.
8164 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8167 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8168 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8170 2009-02-09 Richard Guenther <rguenther@suse.de>
8173 * convert.c (convert_to_real): Disable (float)fn((double)x)
8174 to fnf(x) conversion if errno differences may occur and
8175 -fmath-errno is set.
8177 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8179 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8181 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8183 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8186 * c-common.c (handle_alias_attribute): Disallow attribute for
8187 anything not a FUNCTION_DECL or VAR_DECL.
8189 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8192 * real.c (do_compare): Special-case compare of zero against
8193 decimal float value.
8195 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8198 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8199 as indicating flexible array members unless the field itself is
8200 being declarared as the incomplete array.
8202 2009-02-06 Jan Hubicka <jh@suse.cz>
8204 PR tree-optimization/38844
8205 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8208 2009-02-06 Richard Guenther <rguenther@suse.de>
8211 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8212 fork because we may expand it as __gcov_fork.
8214 2009-02-06 Nick Clifton <nickc@redhat.com>
8216 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8218 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8220 PR tree-optimization/35659
8221 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8222 vn_phi_eq): Shortcut if hashcode does not match.
8223 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8225 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8226 and avoid iterative_hash_expr.
8227 (FOR_EACH_VALUE_ID_IN_SET): New.
8228 (value_id_compare): Remove.
8229 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8230 sort expressions by value id.
8232 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8235 * config/sh/predicates.md (general_movsrc_operand): Don't check
8236 the subreg of system registers here.
8238 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8241 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8244 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8246 PR rtl-optimization/39110
8247 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8248 addresses, not aligned ones.
8250 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8251 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/39100
8254 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8255 comment says and add edges.
8257 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8260 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8261 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8263 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8265 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8266 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8267 register_bb_in_sese, new_sese, free_sese): Moved.
8268 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8269 outermost_loop_in_scop, build_scop_iteration_domain,
8270 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8271 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8272 Use loop_in_sese_p instead of loop_in_scop_p.
8273 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8274 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8275 (scopdet_basic_block_info): Fix bug in scop detection.
8276 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8277 eq_loop_to_cloog_loop): Remove.
8278 (nb_loops_around_loop_in_scop, nb_loop
8279 ref_nb_loops): Moved here...
8280 * graphite.h (ref_nb_loops): ... from here.
8281 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8282 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8283 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8284 * testsuite/gcc.dg/graphite/scop-19.c: New
8286 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8287 Hans-Peter Nilsson <hp@axis.com>
8289 PR rtl-optimization/37889
8290 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8291 Move offset handling from PLUS to before the switch. Use new
8292 arguments when considering SYMBOL_REFs too.
8293 (rtx_addr_can_trap_p): Pass dummy offset and size.
8294 (enum may_trap_p_flags): Remove.
8295 (may_trap_p_1): Pass size from MEM_SIZE.
8297 PR rtl-optimization/38921
8298 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8299 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8300 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8301 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8303 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8305 AVX Programming Reference (January, 2009)
8306 * config/i386/sse.md (*vpclmulqdq): New.
8308 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8310 PR tree-optimization/38977
8311 PR gcov-profile/38292
8312 * calls.c (special_function_p): Disregard __builtin_ prefix.
8314 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8316 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8317 non-indexable addresses even before reload.
8319 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8322 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8323 as having variable size. Do not give an error for unnamed
8324 parameters with [*] declarators. Give a warning for type names
8325 with [*] declarators and mark them as variable size.
8326 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8327 for sizeof applied to [*] type names.
8329 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8332 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8334 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8336 * gcc.c (process_command): Update copyright notice dates.
8337 * gcov.c (print_version): Likewise.
8338 * gcov-dump.c (print_version): Likewise.
8339 * mips-tfile.c (main): Likewise.
8340 * mips-tdump.c (main): Likewise.
8342 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8345 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8346 for composite type involving a zero-length array type.
8348 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8351 * function.c (match_asm_constraints_1): Skip over
8352 initial optional % in the constraint.
8355 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8356 supported, don't accept FIXED_CSTs.
8357 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8358 and _Sat is used without _Fract/_Accum. Set specs->type to
8359 integer_type_node for cts_fract/cts_accum if fixed point is not
8362 2009-02-02 Catherine Moore <clm@codesourcery.com>
8364 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8366 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8368 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8369 (ABI_HAS_64BIT_SYMBOLS): Use it.
8370 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8372 2009-02-02 Paul Brook <paul@codesourcery.com>
8374 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8376 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8379 * recog.h (asm_operand_ok): Add constraints argument.
8380 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8381 recurse on matching constraint.
8382 (check_asm_operands): Pass constraints as 3rd argument to
8383 asm_operand_ok. Don't look up matching constraint here.
8384 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8387 2009-02-02 Ben Elliston <bje@au.ibm.com>
8389 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8390 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8392 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8394 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8395 information. Remove some obsolete information. Reorganize.
8397 * config/pa/fptr.c: Revert license to GPL 2.
8398 * config/pa/milli64.S: Likewise.
8400 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8403 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8404 LIBRARY name in, instead of hard-coding it.
8405 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8406 extra target make frag to tmake_files according to EH model.
8407 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8408 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8409 frags that define makefile variable EH_MODEL appropriately.
8410 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8411 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8412 to "-sjlj" according to type of EH configured.
8413 (LIBGCC_SONAME): Concatenate it to shared library base name.
8414 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8415 to "_sjlj" according to type of EH configured.
8416 (LIBGCC_SONAME): Concatenate it to shared library base name.
8417 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8418 (SHLIB_LINK): Add missing semicolon to if-else construct.
8419 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8420 string value of "pe_dll" command-line option.
8421 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8422 (SHLIB_SONAME): Use it when overriding t-cygming default.
8423 (SHLIB_IMPLIB): Override t-cygming default.
8424 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8425 string value of "pe_dll" command-line option.
8427 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8430 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8431 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8433 2009-01-31 Richard Guenther <rguenther@suse.de>
8435 PR tree-optimization/38937
8436 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8437 computing the transitive closure.
8439 2009-01-30 Richard Guenther <rguenther@suse.de>
8441 PR tree-optimization/39041
8442 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8443 Propagate variable indices only if the types match for this stmt.
8445 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8448 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8449 inline but never defined.
8451 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8453 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8454 (*insv_h_di_reg_extimm): New insn.
8455 (*insv_l<mode>_reg_extimm): New insn.
8457 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8459 * config/picochip/picochip.c (flag_conserve_stack): set
8460 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8461 fconserve-stack. Reduce call-overhead used by inliner.
8463 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8466 * common.opt (flag_conserve_stack): Initialised to zero.
8468 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8471 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8472 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8475 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8477 * ira-color.c (allocno_reload_assign): Update comments.
8478 * regmove.c (regmove_optimize): Likewise.
8482 2009-01-29 Robert Millan <rmh@aybabtu.com>
8484 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8485 * config/i386/kopensolaris-gnu.h: New file. Undefine
8486 `MD_UNWIND_SUPPORT'.
8487 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8489 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8491 PR tree-optimization/39007
8492 * tree-loop-distribution.c (generate_builtin): Use
8493 recompute_dominator to compute the immediate dominator of the
8494 basic block just after the loop.
8496 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8498 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8499 (ASM_OUTPUT_DWARF_PCREL): Define.
8501 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8503 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8504 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8505 global. Modify entries about regmove and IRA.
8507 * ra-conflict.c: Remove the file.
8509 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8511 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8512 (pass_regclass_init): Rename to pass_reginfo_init.
8514 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8516 * toplev.h (flag_ira): Remove.
8518 * caller-save.c (setup_save_areas): Remove flag_ira.
8520 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8522 * global.c: Remove the file.
8524 * opts.c (decode_options): Remove flag_ira.
8526 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8528 * regmove.c: Modify file description.
8529 (find_use_as_address, try_auto_increment): Define them only if
8530 AUTO_INC_DEC is defined.
8531 (replacement_quality, replace_in_call_usage, fixup_match_1,
8532 stable_and_no_regs_but_for_p): Remove.
8533 (reg_set_in_bb): Make it static.
8534 (regmove_optimize): Remove flag_ira and code which worked for
8537 * local-alloc.c: Remove the file.
8539 * common.opt (fira): Remove.
8541 * ira.c: Include except.h.
8542 (eliminable_regset): Move from global.c.
8543 (mark_elimination): Ditto. Remove flag_ira.
8544 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8545 equiv_mem_modified, validate_equiv_mem_from_store,
8546 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8547 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8548 no_equiv, recorded_label_ref): Move from local-alloc.c.
8549 (update_equiv_regs): Ditto. Make it static.
8550 (print_insn_chain, print_insn_chains): Move it from global.c.
8551 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8552 (build_insn_chain): Ditto. Make it static.
8553 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8554 Rename to init_live_subregs.
8555 (gate_ira): Remove flag_ira.
8557 * regclass.c: Rename reginfo.c. Change file description.
8558 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8559 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8560 (init_reg_sets_1): Remove code for evaluation of
8561 reg_class_superclasses and losing_caller_save_reg_set.
8562 (init_regs): Remove init_reg_autoinc.
8563 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8564 ok_for_base_p_nonstrict): Remove.
8565 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8566 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8567 corresponding entries.
8568 (dump_regclass, record_operand_costs, scan_one_insn,
8569 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8570 record_address_regs, auto_inc_dec_reg_p): Remove.
8571 (gt-regclass.h): Rename to gt-reginfo.h.
8573 * rtl.h (dump_global_regs, retry_global_alloc,
8574 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8576 * Makefile.in (RA_H): Remove.
8577 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8578 Rename regclass.o to reginfo.o.
8579 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8581 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8582 (GTFILES): Rename regclass.c to reginfo.c.
8584 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8585 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8587 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8588 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8590 (finish_spills): Ditto. Remove code for !flag_ira.
8592 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8595 * doc/invoke.texi (rtl debug options): Complete rewrite.
8596 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8598 * mode-switching.c (pass_mode_switching): Rename pass from
8599 "mode-sw" to "mode_sw".
8600 * except.c (pass_convert_to_eh_ranges): Rename pass from
8601 "eh-ranges" to "eh_ranges".
8602 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8606 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8607 Alexander Monakov <amonakov@ispras.ru>
8610 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8612 (move_exprs_to_boundary): Change return type and pass through
8613 should_move from move_op. Relax assert. Update usage ...
8614 (schedule_expr_on_boundary): ... here. Use should_move instead of
8616 (move_op_orig_expr_found): Indicate that insn was disconnected from
8618 (code_motion_process_successors): Do not call after_merge_succs
8619 callback if original expression was not found when traversing any of
8621 (code_motion_path_driver): Change return type. Update prototype.
8622 (move_op): Update comment. Add a new parameter (should_move). Update
8623 prototype. Set *should_move based on indication provided by
8624 move_op_orig_expr_found.
8626 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8628 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8629 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8630 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8631 * config/rs6000/rs6000.c (rs6000_override_options): Default
8632 avoid-indexed-addresses on for Power6, off for everything else.
8633 (avoiding_indexed_address_p): New function.
8634 (rs6000_legitimize_address): Use it.
8635 (rs6000_legitimate_address): Likewise.
8636 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8638 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8640 PR tree-optimization/38997
8641 * tree-loop-distribution.c (generate_memset_zero): Use
8642 POINTER_PLUS_EXPR for a pointer addition.
8644 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8646 * config/s390/s390.md (bswap<mode>2): New pattern added.
8648 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8650 * config/s390/s390.md (*tls_load_31): Added type attribute.
8652 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8654 * config/s390/s390.md: Fix a few comments.
8656 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8658 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8659 (*tm<mode>_full): Fixed z10prop attribute.
8660 (*tst<mode>_extimm): Fixed z10prop attribute.
8661 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8662 (*tstqiCCT_cconly): Fixed z10prop attribute.
8663 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8664 (*movsi_larl): Fixed z10prop attribute.
8665 (*movsi_zarch): Fixed z10prop attribute.
8666 (*movsi_eas): Fixed z10prop attribute.
8667 (*movhi): Fixed z10prop attribute.
8668 (*movqi): Fixed z10prop attribute.
8669 (*movstrictqi): Fixed z10prop attribute.
8670 (*mov<mode>): Fixed z10prop attribute.
8671 (*movcc): Fixed z10prop attribute.
8672 (*sethighpartdi_64): Fixed z10prop attribute.
8673 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8674 (*negdi2_sign_cc): Fixed z10prop attribute.
8675 (*negdi2_sign): Fixed z10prop attribute.
8676 (*absdi2_sign_cc): Fixed z10prop attribute.
8677 (*absdi2_sign): Fixed z10prop attribute.
8678 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8679 (*negabsdi2_sign): Fixed z10prop attribute.
8680 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8681 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8682 (doloop_si64): Fixed z10prop attribute.
8683 (doloop_si31): Fixed z10prop attribute.
8684 (doloop_long): Fixed z10prop attribute.
8685 (indirect_jump): Fixed z10prop attribute.
8686 (nop): Fixed z10prop attribute.
8687 (main_base_64): Fixed z10prop attribute.
8688 (reload_base_64): Fixed z10prop attribute.
8690 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8692 PR rtl-optimization/38740
8693 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8695 * config/mips/mips.c (mips_reorg): Likewise.
8697 2009-01-28 Richard Guenther <rguenther@suse.de>
8699 PR tree-optimization/38926
8700 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8701 with the correct value id to a value.
8702 (do_regular_insertion): Use the value number of edoubleprime
8703 for the value number of the expr.
8706 2008-08-21 Richard Guenther <rguenther@suse.de>
8708 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8709 a PHI ask VN if it is already available.
8710 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8711 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8713 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8716 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8717 set to varying whenever max has TREE_OVERFLOW set, similarly
8718 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8720 2009-01-28 Richard Guenther <rguenther@suse.de>
8723 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8724 uninitialized aggregate uses in call arguments.
8726 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8728 PR tree-optimization/38984
8729 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8730 the nothing_id variable if -fno-delete-null-pointer-checks.
8732 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8735 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8736 (set_got_offset_rex64): Ditto.
8738 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8741 * doc/extend.texi: Improve local variable with asm reg.
8743 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8745 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8746 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8747 was not supplied then set warn_packed_bitfield_compat to the
8749 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8752 2009-01-27 Richard Guenther <rguenther@suse.de>
8754 PR tree-optimization/38503
8755 * cfgexpand.c (expand_gimple_basic_block): Ignore
8756 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8757 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8758 variables that cannot have TBAA applied.
8759 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8762 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8765 * calls.c (initialize_argument_information): Do not wrap complex
8766 arguments in SAVE_EXPR.
8768 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8770 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8771 (INSTALL_LIBGCC): Revert typo commit.
8773 2009-01-26 Richard Guenther <rguenther@suse.de>
8775 PR tree-optimization/38745
8776 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8777 from special handling.
8779 2009-01-26 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/38745
8782 * tree-ssa.c (execute_update_addresses_taken): Do not include
8783 variables that cannot possibly be a register in not_reg_needs.
8784 Do not clear TREE_ADDRESSABLE on vars that may not become
8786 * tree-ssa.c (update_alias_info_1): Include those in the set
8787 of addressable vars.
8789 2009-01-26 Richard Guenther <rguenther@suse.de>
8792 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8793 * tree-ssa-dse.c: Include langhooks.h
8794 (execute_simple_dse): Remove stores with zero size.
8796 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8799 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8802 2009-01-24 Julian Brown <julian@codesourcery.com>
8804 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8805 config/arm/linux-atomic.c.
8806 * config/arm/linux-atomic.c: New.
8808 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8810 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8811 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8812 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8814 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8817 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8820 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8822 PR tree-optimization/38953
8823 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8824 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8825 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8826 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8829 2009-01-24 Paul Brook <paul@codesourcery.com>
8831 * config/arm/neon.md (neon_type): Move to arm.md.
8832 (neon_mov<VSTRUCT>): Add neon_type attribute.
8833 * config/arm/arm.md (neon_type): Move to here.
8834 (conds): Add "unconditioal" and use as default for NEON insns.
8836 2009-01-24 Ben Elliston <bje@au.ibm.com>
8838 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8839 void *' warning from -Wc++-compat.
8840 * Makefile.in (dominance.o-warn): Remove.
8842 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8844 PR tree-optimization/38932
8845 * fold-const.c (fold_unary_ignore_overflow): New.
8846 * tree.h (fold_unary_ignore_overflow): Declare.
8847 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8848 * tree-ssa-sccvn.c (visit_reference_op_load,
8849 simplify_unary_expression): Likewise.
8851 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8853 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8854 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8855 regardless of their type.
8856 * c-common.c (handle_packed_attribute): Don't ignore packed on
8858 * c.opt (Wpacked-bitfield-compat): New warning option.
8859 * stor-layout.c (place_field): Warn if offset of a field changed.
8860 * doc/extend.texi (packed): Mention the ABI change.
8861 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8862 (Warning Options): Add it to the list.
8864 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8866 * c-opts.c (c_common_post_options): Fix a typo in comments.
8868 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8871 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8872 variables to static.
8873 * doc/invoke.texi (-fmerge-all-constants): Update description.
8875 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8878 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8879 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8881 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8883 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8885 (LOCAL_ALIGNMENT): Similarly.
8887 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8888 Joseph Myers <joseph@codesourcery.com>
8890 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8891 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8892 * config/arm/arm-tune.md: Regenerate.
8893 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8896 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8898 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8899 version number to five.
8901 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8904 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8905 * c-common.c (set_underlying_type): Likewise.
8906 (is_typedef_decl ): Likewise
8908 (set_underlying_type): Likewise.
8909 (is_typedef_type): Likewise.
8911 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8914 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8917 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8920 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8921 (LIBGCC_SPEC): Don't define.
8922 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8924 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8926 PR rtl-optimization/38879
8927 * alias.c (base_alias_check): Unaligned access via AND address can
8928 alias all surrounding object types except those with sizes equal
8929 or wider than the size of unaligned access.
8931 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8934 * c-decl.c (clone_underlying_type): Move this ...
8935 * c-common.c (set_underlying_type): ... here.
8936 Also, make sure the function properly sets TYPE_STUB_DECL() on
8937 the newly created typedef variant type.
8938 (is_typedef_decl ): New entry point.
8939 * tree.h: Added a new member member_types_needing_access_check to
8940 struct tree_decl_non_common.
8941 (set_underlying_type): New entry point.
8942 (is_typedef_type): Likewise.
8944 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8946 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8947 Check whether two instructions have memory references that
8948 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8949 are helper functions for traversing.
8950 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8951 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8952 not to draw dependency edge for instructions with non-conflicting
8955 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8958 * longlong.h: Update copyright years. Use soft-fp license notice.
8959 Sync __clz_tab declaration with glibc.
8961 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8964 * doc/extend.texi (syscall_linkage): New.
8965 (version_id): Modify.
8967 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8968 Richard Guenther <rguenther@suse.de>
8970 PR tree-optimization/38747
8971 PR tree-optimization/38748
8972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8973 conversion if the base address is an indirect reference and the
8974 aliasing sets could cause issues.
8976 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8978 * common.opt (fgraphite, fgraphite-identity): Add comment for
8979 explaining why these options are not documented.
8981 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8983 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8984 gimple_call_lhs is NULL.
8986 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8989 * emit-rtl.c (adjust_address_1): Make sure memref is never
8992 2009-01-20 Ben Elliston <bje@au.ibm.com>
8994 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8995 const qualifier from arg parameter. Remove unnecessary cast to char *.
8996 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8997 const qualifier from arg 2.
8999 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9001 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9003 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9006 * rtl.h (reinit_regs): New prototype.
9007 * regclass.c: Include ira.h.
9009 * Makefile.in (regclass.o): Add ira.h.
9010 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9012 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9015 * c-common.c (handle_aligned_attribute): Use
9016 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9017 default alignment value.
9019 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9021 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9022 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9024 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9025 __BIGGEST_ALIGNMENT__.
9027 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9029 2009-01-18 Richard Guenther <rguenther@suse.de>
9031 PR tree-optimization/38819
9032 * tree-flow.h (operation_could_trap_helper_p): Declare.
9033 * tree-eh.c (operation_could_trap_helper_p): Export.
9034 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9035 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9036 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9037 are about to insert a possibly trapping instruction and fail
9040 2009-01-18 Andreas Schwab <schwab@suse.de>
9042 * doc/install.texi (Configuration): Remove obsolete paragraph
9043 about use of --with-gnu-ld with --with-gnu-as.
9045 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9047 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9048 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9049 Follow spelling conventions.
9051 2009-01-18 Ben Elliston <bje@au.ibm.com>
9053 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9054 C++ warning about implicit conversion from void * to struct
9056 (bitmap_obstack_free): Likewise for bitmap_element *.
9057 * Makefile.in (bitmap.o-warn): Remove.
9059 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9061 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9063 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9064 Tobias Grosser <tobi.grosser@amd.com>
9066 * graphite.c (graphite_trans_scop_block): Do not block single
9069 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9071 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9072 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9073 test with assertion.
9075 2009-01-16 Richard Guenther <rguenther@suse.de>
9077 PR tree-optimization/38835
9079 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9080 and INT + PTR -> (INT)(PTR p+ INT) folding.
9081 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9083 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9086 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9087 the subreg from a lowpart subreg if it is also casting the value.
9089 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9090 Tobias Grosser <tobi.grosser@amd.com>
9092 * graphite.c (compare_prefix_loops): New.
9093 (build_scop_canonical_schedules): Rewritten.
9094 (graphite_transform_loops): Move build_scop_canonical_schedules
9095 after build_scop_iteration_domain.
9097 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9098 Tobias Grosser <tobi.grosser@amd.com>
9100 * graphite.c (add_conditions_to_domain): Add the loops to
9101 the dimension of the iteration domain. Do copy the domain
9102 only when it exists.
9103 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9104 (add_conditions_to_constraints): New.
9105 (can_generate_code_stmt, can_generate_code): Removed.
9106 (gloog): Do not call can_generate_code.
9107 (graphite_transform_loops): Call add_conditions_to_constraints
9108 after building the iteration domain.
9110 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9112 PR tree-optimization/38789
9113 * tree-ssa-threadedge.c
9114 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9115 __builtin_constant_p.
9117 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9119 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9120 examined before deleting them.
9122 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9124 * function.c (aggregate_value_p): Correctly extract the function
9125 type from CALL_EXPR_FN lookup.
9127 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9129 * config/picochip/picochip.c (picochip_override_options): Revert
9130 CFI asm flag disable commited previously.
9132 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9133 Tobias Grosser <tobi.grosser@amd.com>
9134 Jan Sjodin <jan.sjodin@amd.com>
9136 * graphite.c (scan_tree_for_params): On substractions negate
9137 all the coefficients of the term.
9138 (clast_to_gcc_expression_red): New. Handle reduction expressions
9139 of more than two operands.
9140 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9141 (get_vdef_before_scop): Handle also the case of default definitions.
9143 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9145 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9146 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9147 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9149 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9150 Joey Ye <joey.ye@intel.com>
9153 * cfgexpand.c (expand_stack_alignment): Don't update stack
9154 boundary nor check incoming stack boundary here.
9155 (gimple_expand_cfg): Update stack boundary and check incoming
9156 stack boundary here.
9158 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9160 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9162 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9164 PR rtl-optimization/38245
9165 * calls.c (expand_call): Add stack arguments to
9166 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9167 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9168 in regs and partially in memory or BLKmode arguments.
9169 (emit_library_call_value_1): Add stack arguments to
9170 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9171 ACCUMULATE_OUTGOING_ARGS).
9172 * dce.c: Include tm_p.h.
9173 (find_call_stack_args): New function.
9174 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9176 (mark_insn): Call find_call_stack_args for CALL_Ps.
9177 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9178 forwards. Allocate and free arg_stores bitmap if needed, pass it
9179 down to deletable_insn_p, don't mark stores set in arg_stores
9180 bitmap, clear the bitmap at the beginning of each bb.
9181 * Makefile.in (dce.o): Depend on $(TM_P_H).
9183 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9186 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9187 to make sure the insn is a conditional test (bug 22599). Reformat a
9190 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9193 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9194 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9195 (gloog): Do not call cleanup_tree_cfg.
9196 (graphite_transform_loops): Call cleanup_tree_cfg after all
9197 scops have been code generated.
9199 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9200 * doc/gty.texi (Invoking the garbage collector): Added new node
9201 and section documenting ggc_collect.
9203 2009-01-14 Richard Guenther <rguenther@suse.de>
9205 PR tree-optimization/38826
9207 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9208 initialization notes only if we actually emitted a warning.
9209 (intra_create_variable_infos): Add constraints for a result decl
9210 that is passed by hidden reference.
9211 (build_pred_graph): Mark all related variables non-direct on
9214 2009-01-14 Nick Clifton <nickc@redhat.com>
9216 * ira-conflicts.c: Include addresses.h for the definition of
9218 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9219 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9221 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9224 * Makefile.in (ira-lives.o): Add except.h.
9226 * ira-lives.c: Include except.h.
9227 (process_bb_node_lives): Process can_throw_internal.
9229 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9231 PR rtl-optimization/38774
9232 * combine.c (simplify_set): When undoing cc_use change, don't do
9233 PUT_CODE on the newly created comparison, but instead put back the
9236 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9238 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9239 values. Remove duplicate arm8 entry.
9241 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9243 PR tree-optimization/38786
9244 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9245 the SSA_NAME case of expand_scalar_variables_expr.
9246 Set the type of an expression to the type of its assign statement.
9247 (expand_scalar_variables_expr): Also gather the scalar computation
9248 used to index the memory access. Do not pass loop_p.
9249 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9250 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9251 the gimple_stmt_iterator where it inserts new code.
9253 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9254 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9256 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9258 * graphite.h (debug_value): Removed.
9259 * graphite.c (debug_value): Removed.
9261 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9263 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9264 ldrd/strd with two 32-bit instructions.
9266 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9268 * config/arm/arm.c (struct processors): Pass for speed down into
9269 cost helper functions.
9270 (const_ok_for_op): Handle COMPARE and inequality nodes.
9271 (arm_rtx_costs_1): Rewrite.
9272 (arm_size_rtx_costs): Update prototype.
9273 (arm_rtx_costs): Pass speed down to helper functions.
9274 (arm_slowmul_rtx_costs): Rework cost calculations.
9275 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9276 (arm_9e_rtx_costs): Likewise.
9278 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9280 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9281 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9282 (alpha_legitimize_address): Do not split local symbols wider than
9283 UNITS_PER_WORD into HIGH/LO_SUM parts.
9285 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9288 * gcc.c (process_command): Replace call to execvp with calls
9289 to pex_one and exit.
9291 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9294 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9295 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9296 variant for devices with 3-byte PC.
9297 (__tablejump_elpm__): New.
9299 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9302 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9303 offsetof member-designator, handle it as `[0].'.
9305 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9307 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9308 function when not using named sections on targets with named sections
9309 if branch distance is less than 262132.
9311 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9313 * combine.c (combine_instructions): Recompute
9314 optimize_this_for_speed_p for each BB in the main combine loop.
9316 2009-01-12 Tomas Bily <tbily@suse.cz>
9319 * tree-loop-distribution.c (prop_phis): New function.
9320 (generate_builtin): Call prop_phis.
9321 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9323 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9325 PR tree-optimization/38807
9326 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9327 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9329 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9331 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9332 subreg of op0 to the original op0.
9334 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9336 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9338 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9341 * mips-tfile.c (parse_def): Fix parsing of def strings
9342 starting with digits.
9344 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9347 * config/arm/arm.c (arm_is_long_call_p): Don't call
9348 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9350 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9352 * regrename.c (regrename_optimize): Fix dumping.
9353 (find_oldest_value_reg): Preserve REG_POINTER.
9354 (copy_hardreg_forward_1): Likewise.
9356 2009-01-09 Diego Novillo <dnovillo@google.com>
9358 * gimple.h (struct gimple_statement_base) <uid>: Document
9359 the restrictions on its use.
9361 (gimple_set_uid): Tidy.
9363 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9365 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9366 zero guard even if align_bytes != 0 and count is smaller than
9369 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9371 PR rtl-optimization/38495
9372 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9373 (add_range_and_copies_from_move_list): Print all added ranges.
9374 Add ranges to memory optimized destination.
9376 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9380 * config/i386/i386.c (override_options): Reject
9381 -mstringop-strategy=rep_8byte with -m32.
9382 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9383 to 1. Do count comparison against epilogue_size_needed at compile
9384 time even when count_exp was constant forced into register. For
9385 size_needed don't jump to epilogue, instead just avoid aligning
9386 and invoke the body algorithm. If need_zero_guard, add zero guard
9387 even if count is non-zero, but smaller than size_needed + number of
9388 bytes that could be stored for alignment.
9389 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9390 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9391 but smaller than size_needed + number of bytes that could be stored
9392 for alignment. Compare size_needed with epilogue_size_needed instead
9393 of desired_align - align, don't adjust size_needed, pass
9394 epilogue_size_needed to the epilogue expanders.
9397 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9399 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9401 * pa.c (last_address): Change to unsigned.
9402 (update_total_code_bytes): Change argument to unsigned. Don't
9403 check if insn addresses are set.
9404 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9405 addresses are not set.
9406 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9408 2009-01-09 Nick Clifton <nickc@redhat.com>
9410 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9411 DECL_DECLARED_INLINE_P.
9413 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9416 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9417 GET_MODE (op0) in operand_subword_force calls.
9420 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9421 fold_convert arg0 operands to TREE_TYPE (op0) first.
9423 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9425 * params.def (ira-max-conflict-table-size): Decrease default value
9428 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9430 PR tree-optimization/37031
9431 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9433 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9434 allocate it using gc instead of heap, use VEC_quick_push instead of
9436 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9437 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9438 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9439 allocated vector from heap allocated.
9440 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9441 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9442 vector only after perfect_loop_nest_depth call.
9444 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9445 Jan Sjodin <jan.sjodin@amd.com>
9447 PR tree-optimization/38559
9448 * graphite.c (debug_value, copy_constraint,
9449 swap_constraint_variables, scale_constraint_variable, ): New.
9450 (get_lower_bound, get_upper_bound): Removed.
9451 (graphite_trans_bb_strip_mine): Clean up this code that works
9452 only for constant number of iterations. Fully copy upper and
9453 lower bound constraints, not only the constant part of them.
9454 * graphite.h (debug_value): Declared.
9456 2009-01-08 Ira Rosen <irar@il.ibm.com>
9458 PR tree-optimization/37194
9459 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9460 Don't add the cost of cost model guard in prologue to scalar
9461 outside cost in case of known number of iterations.
9463 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9464 Alan Modra <amodra@bigpond.net.au>
9466 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9467 non-word-aligned REG+CONST addressing.
9469 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9472 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9473 free_after_compilation when outputting a thunk.
9474 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9475 Do not call free_after_compilation here.
9477 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9479 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9480 (ix86_valid_target_attribute_inner_p): Ditto.
9482 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9484 PR tree-optimization/38492
9485 PR tree-optimization/38498
9486 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9487 * tree-chrec.h (scev_is_linear_expression): Declared.
9488 * graphite.c (graphite_cannot_represent_loop_niter): New.
9489 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9490 (graphite_loop_normal_form): Use gcc_assert.
9491 (scan_tree_for_params): Use CASE_CONVERT.
9492 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9493 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9494 Use gcc_assert. Discard scops that contain unhandled cases.
9495 (build_scop_conditions): Return a boolean status for unhandled cases.
9496 (strip_mine_profitable_p): Print the loop number, not its depth.
9497 (is_interchange_valid): Pass the depth of the loop nest, don't
9498 recompute it wrongly.
9499 (graphite_trans_bb_block): Same.
9500 (graphite_trans_bb_block): Print tentative of loop blocking.
9501 (graphite_trans_scop_block): Do not print that the loop has been
9503 (graphite_transform_loops): Do not handle scops that contain condition
9506 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9508 AVX Programming Reference (December, 2008)
9509 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9510 (_mm256_stream_pd): Likewise.
9511 (_mm256_stream_ps): Likewise.
9513 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9514 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9515 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9516 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9517 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9518 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9519 (ix86_expand_special_args_builtin): Likewise.
9521 * config/i386/sse.md (AVXMODEDI): New.
9522 (avx_movnt<mode>): Likewise.
9523 (avx_movnt<mode>): Likewise.
9524 (<sse>_movnt<mode>): Remove AVX support.
9525 (sse2_movntv2di): Likewise.
9527 2009-01-07 Richard Guenther <rguenther@suse.de>
9530 * fold-const.c (extract_muldiv): Remove obsolete comment.
9531 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9532 to PLUS_EXPR canonicalization for the canonicalization.
9534 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9536 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9537 hosted cross-compilers generating less efficient code.
9539 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9541 * function.h (rtl_data): Add a dbr_scheduled_p field.
9542 * reorg.c (dbr_schedule): Set it.
9543 (gate_handle_delay_slots): Check it.
9544 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9545 (mips_reorg): Check flag_delayed_branch instead of
9546 mips_base_delayed_branch.
9547 (mips_override_options): Don't set mips_base_delayed_branch
9548 or flag_delayed_branch.
9550 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9552 PR rtl-optimization/38426.
9553 * ira.c (ira): Set current_function_is_leaf earlier.
9555 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9557 PR rtl-optimization/38722
9558 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9559 too early, only set a flag and modify after last possible
9562 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9565 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9566 * real.c (decimal_single_format): Correct values of emin and emax.
9567 (decimal_double_format): Ditto.
9568 (decimal_quad_format): Ditto.
9569 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9570 computation of DECnn_MIN and DECnn_MAX for corrected values of
9571 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9572 __DECnn_MIN__, and adjust its computation for the corrected value
9575 2009-01-06 Jan Hubicka <jh@suse.cz>
9578 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9580 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9582 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9583 Add Robert Clark to the list of testers.
9585 2009-01-06 Jan Hubicka <jh@suse.cz>
9586 Kai Tietz <kai.tietz@onevision.com>
9588 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9589 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9591 2009-01-06 Jan Hubicka <jh@suse.cz>
9592 Kai Tietz <kai.tietz@onevision.com>
9594 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9596 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9597 (ix86_nsaved_regs): Count only general purpose regs.
9598 (ix86_nsaved_sseregs): New.
9599 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9600 to 16 for w64; compute padding and size of sse reg save area.
9601 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9602 general purpose regs.
9603 (ix86_emit_save_sse_regs_using_mov): New.
9604 (ix86_expand_prologue): Save SSE regs if needed.
9605 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9606 (ix86_emit_restore_sse_regs_using_mov): New.
9607 (ix86_expand_epilogue): Save SSE regs if needed.
9609 2009-01-06 Jan Hubicka <jh@suse.cz>
9610 Kai Tietz <kai.tietz@onevision.com>
9612 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9613 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9614 functions when accumulate outgoing args is off.
9616 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9619 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9620 before using pseudos_have_intersected_live_ranges_p.
9622 * ira-int.h (ira_assert): Always define.
9624 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9626 AVX Programming Reference (December, 2008)
9627 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9628 (_mm256_permute2_pd): Likewise.
9629 (_mm_permute2_ps): Likewise.
9630 (_mm256_permute2_ps): Likewise.
9631 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9632 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9634 * config/i386/i386.c (ix86_builtins): Remove
9635 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9636 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9637 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9638 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9639 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9640 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9641 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9642 __builtin_ia32_vpermil2ps256.
9643 (ix86_init_mmx_sse_builtins): Updated.
9644 (ix86_expand_args_builtin): Likewise.
9646 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9648 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9649 long absolute calls when generating PA 2.0 code.
9651 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9653 PR rtl-optimization/38583
9654 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9656 * params.def (ira-max-conflict-table-size): New.
9658 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9660 * ira.h (ira_conflicts_p): New external definition.
9662 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9663 table. Report this. Return result of building.
9664 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9665 building conflict table.
9667 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9668 (ira_color): Use ira_conflicts_p.
9670 * global.c: Include ira.h.
9671 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9674 * Makefile.in (global.o): Add ira.h.
9676 * ira-build.c (mark_all_loops_for_removal,
9677 propagate_some_info_from_allocno): New.
9678 (remove_unnecessary_allocnos): Call
9679 propagate_some_info_from_allocno.
9680 (remove_low_level_allocnos): New.
9681 (remove_unnecessary_regions): Add parameter. Call
9682 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9683 parameter to remove_unnecessary_regions.
9684 (ira_build): Remove all regions but root if the conflict table was
9685 not built. Update conflict hard regs for allocnos crossing calls.
9687 * ira.c (ira_conflicts_p): New global.
9688 (ira): Define and use ira_conflicts_p.
9690 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9691 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9692 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9694 2009-01-06 Ben Elliston <bje@au.ibm.com>
9696 * gengtype-lex.l (YY_NO_INPUT): Define.
9698 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9701 * c-common.c (handle_vector_size_attribute): Also reject
9704 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9706 PR tree-optimization/38492
9707 * graphite.c (rename_map_elt, debug_rename_elt,
9708 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9709 rename_map_elt_info, eq_rename_map_elts,
9710 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9711 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9712 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9713 (sese_build_livein_liveouts): New.
9714 (new_sese, free_sese): New.
9715 (new_scop): Call new_sese.
9716 (free_scop): Call free_sese.
9717 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9718 (register_old_new_names): Renamed register_old_and_new_names.
9719 (register_scop_liveout_renames, add_loop_exit_phis,
9720 insert_loop_close_phis, struct igp,
9721 default_liveout_before_guard, add_guard_exit_phis,
9722 insert_guard_phis, copy_renames): New.
9723 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9724 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9725 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9726 (scop_adjust_phis_for_liveouts): New.
9727 (gloog): Call scop_adjust_phis_for_liveouts.
9729 * graphite.h (struct sese): Documented. Added fields liveout,
9731 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9732 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9733 (struct scop): Added field liveout_renames.
9734 (SCOP_LIVEOUT_RENAMES): New.
9736 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9738 PR tree-optimization/38510
9739 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9740 (translate_clast): Call recompute_all_dominators before
9742 (gloog): Call recompute_all_dominators before graphite_verify.
9744 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9745 Jan Sjodin <jan.sjodin@amd.com>
9747 PR tree-optimization/38500
9748 * graphite.c (create_sese_edges): Call fix_loop_structure after
9751 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9753 * config.gcc: Add m32r*-*-rtems*.
9754 * config/m32r/rtems.h: New file.
9756 2009-01-05 Ben Elliston <bje@au.ibm.com>
9758 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9759 (.po.pox): Likewise.
9760 (po/gcc.pot): Likewise.
9762 2009-01-04 David S. Miller <davem@davemloft.net>
9764 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9765 (STARTING_FRAME_OFFSET): Always set to zero.
9767 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9769 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9770 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9771 fixed-point types, and vectors of the same.
9773 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9775 * config/mips/sync.md (*mb_barrier): Rename to...
9776 (*memory_barrier): ...this.
9778 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9780 * doc/extend.texi (Function Attributes): Move @cindex after @item
9781 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9782 and put in alphabetical order. Fix 'target' name and put in order.
9783 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9786 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9788 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9789 (memory_barrier): Expand as unspec instead of unspec_volatile.
9790 Remove mem:BLK from insn operands. Use Pmode scratch register.
9791 (*memory_barrier): Define as unspec instead of unspec_volatile.
9792 Use (match_dup 0) as input operand.
9794 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9795 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9796 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9797 scratch register. Remove operand 1.
9798 (*stbar): Define as unspec instead of unspec_volatile.
9799 Use (match_dup 0) as input operand, remove (const_int 8).
9800 (*membar): Define as unspec instead of unspec_volatile.
9801 Use (match_dup 0) as input operand, remove input operand 2.
9803 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9804 (memory_barrier): Expand as unspec instead of unspec_volatile.
9805 Remove mem:BLK from insn operands. Use Pmode scratch register.
9806 (*memory_barrier): Define as unspec instead of unspec_volatile.
9807 Use (match_dup 0) as input operand.
9809 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9810 Remove mem:BLK from insn operands. Use Pmode scratch register.
9811 Set volatile flag on operand 0.
9812 (*memory_barrier): New insn pattern.
9814 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9816 (*memory_barrier): Use (match_dup 0) as input operand.
9818 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9819 Remove mem:BLK from insn operands. Use Pmode scratch register.
9820 Set volatile flag on operand 0.
9821 (*mb_internal): New insn pattern.
9823 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9825 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9828 * function.c (struct temp_slot): Move to the section of the file
9829 that deals with temp slots. Remove field 'address'.
9830 (temp_slot_address_table): New hash table of address -> temp slot.
9831 (struct temp_slot_address_entry): New struct, items for the table.
9832 (temp_slot_address_compute_hash, temp_slot_address_hash,
9833 temp_slot_address_eq, insert_temp_slot_address): Support functions
9835 (find_temp_slot_from_address): Rewrite to use the new hash table.
9836 (remove_unused_temp_slot_addresses): Remove addresses of temp
9837 slots that have been made available.
9838 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9839 worker function for remove_unused_temp_slot_addresses.
9840 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9841 Add the temp slot address to the address -> temp slot map.
9842 (update_temp_slot_address): Update via insert_temp_slot_address.
9843 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9844 (pop_temp_slots): Likewise.
9845 (init_temp_slots): Allocate the address -> temp slot map, or empty
9846 the map if it is already allocated.
9847 (prepare_function_start): Initialize temp slot processing.
9849 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9852 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9853 Calculate the size of all stack vars assuming no packing of stack
9854 vars will happen, replacing a quadratic algorithm with a linear one.
9856 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9859 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9862 2009-01-03 Diego Novillo <dnovillo@google.com>
9864 * doc/contrib.texi: Update contributions.
9866 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9869 * builtins.c (fold_builtin_memory_op): Give up if either operand
9870 is volatile. Set srctype or desttype to non-qualified version
9874 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9877 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9879 PR rtl-optimization/35805
9880 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9881 problem if fast dce is able to remove any instructions.
9882 * dce.c (dce_process_block): Fix dump message.
9884 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9887 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9889 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9892 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9893 * tree-pretty-print.c (op_code_prio): New function.
9894 (op_prio): No longer static. Use op_code_prio.
9895 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9896 Use op_prio and op_code_prio to determine if () should be
9897 printed around operand(s) or not.
9899 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9900 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9901 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9902 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9903 pp_character instead of pp_string for single letter printing.
9905 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9907 * doc/extend.texi: Fix '#pragma GCC option' typo.
9909 2009-01-02 Richard Guenther <rguenther@suse.de>
9911 * doc/install.texi (--enable-checking): Mention different
9913 (--enable-stage1-checking): Document.
9915 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9918 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9919 case to be an error.
9921 2009-01-02 Ben Elliston <bje@au.ibm.com>
9923 * config/fp-bit.h (pack_d): Constify argument.
9924 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9925 (isnan): Constify argument.
9929 (_fpadd_parts): Constify return type.
9930 (_fpmul_parts): Likewise.
9931 (_fpdiv_parts): Likewise.
9933 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9936 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9937 warn about overwriting initializer with side-effects or
9938 -Woverride-init if !IMPLICIT.
9939 (output_init_element): Likewise. Pass IMPLICIT down to
9941 (process_init_element): Add IMPLICIT argument. Pass it down
9942 to output_init_element.
9943 (push_init_element, pop_init_level, set_designator): Adjust
9944 process_init_element callers.
9945 (set_nonincremental_init, set_nonincremental_init_from_string):
9946 Adjust add_pending_init callers.
9947 (output_pending_init_elements): Adjust output_init_element callers.
9948 * c-tree.h (process_init_element): Adjust prototype.
9949 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9950 process_init_element callers.
9953 Copyright (C) 2009 Free Software Foundation, Inc.
9955 Copying and distribution of this file, with or without modification,
9956 are permitted in any medium without royalty provided the copyright
9957 notice and this notice are preserved.