1 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2 Roland McGrath <roland@redhat.com>
4 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
6 (ENABLE_LD_BUILDID): New configuration option.
7 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8 (LINK_BUILDID_SPEC): New macro.
9 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11 * doc/install.texi: Document --enable-linker-build-id option.
15 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
17 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
18 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20 MIPS_GP_SAVE_AREA_SIZE.
21 * config/mips/mips.c (struct mips_frame_info): Update comment
22 before arg_pointer_offset and hard_frame_pointer_offset.
23 (mips_compute_frame_info): Update diagram before function: to
24 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
25 indicate the position of frame_pointer_rtx with -fstack-protector and
26 to show args_size. Don't allocate cprestore area for leaf functions
27 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
29 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
31 2009-04-30 Michael Matz <matz@suse.de>
33 PR tree-optimization/39955
34 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
36 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
38 * ira.c (setup_cover_and_important_classes): Use safe macro
39 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
41 * genpreds.c (write_tm_preds_h): Output suitable definition of
42 REG_CLASS_FOR_CONSTRAINT.
44 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
46 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
48 * bitmap.c (bitmap_descriptor): Likewise.
49 * ggc-common.c (loc_descriptor): Likewise.
50 * varray.c (varray_descriptor): Likewise.
51 * vec.c (vec_descriptor): Likewise.
53 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
55 * Makefile.in (dce.o): Add $(EXCEPT_H).
56 * dce.c: Include except.h and delete redundant vector definitions.
57 (deletable_insn_p): Return false for non-call insns that can throw
60 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
62 * gcse.c (ae_gen): Remove.
63 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
64 and make non-static function to make it available in store-motion.c.
65 Update call sites with search-and-replace.
66 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
67 extract_mentioned_regs, extract_mentioned_regs_helper,
68 find_moveable_store, compute_store_table, load_kills_store, find_loads,
69 store_killed_in_insn, store_killed_after, store_killed_before,
70 build_store_vectors, insert_insn_start_basic_block, insert-store,
71 remove_reachable_equiv_notes, replace_store_insn, delete_store,
72 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
73 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
74 * store-motion.c: ...new file. Also copy data structures from gcse.c
75 and clean up to remove parts not used by store motion.
76 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
77 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
79 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
82 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
83 when optimizing for size.
85 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
87 * gcse.c (gcse_constant_p): Fix typo in last change.
89 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
91 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
93 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
95 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
97 2009-04-29 James E. Wilson <wilson@codesourcery.com>
99 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
100 CONST_HIGH_PART result.
102 2009-04-29 Anatoly Sokolov <aesok@post.ru>
104 * config/avr/avr.c (initial_elimination_offset): Rename to
105 avr_initial_elimination_offset.
106 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
107 change return type to bool.
108 (avr_can_eliminate): New function.
109 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
110 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
111 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
112 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
113 avr_initial_elimination_offset.
114 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
115 (avr_initial_elimination_offset): Define.
117 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
118 Steven Bosscher <steven@gcc.gnu.org>
120 PR rtl-optimization/39938
121 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
122 * cfgrtl.c: Include insn-attr.h.
123 (rest_of_pass_free_cfg): New function.
124 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
125 * resource.c (init_resource_info): Remove call to df_analyze.
127 2009-04-29 Richard Guenther <rguenther@suse.de>
130 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
131 allow conversion to signed integers.
133 2009-04-29 Richard Guenther <rguenther@suse.de>
135 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
136 shifts of floating point vectors if the shift amount is
137 a constant multiple of the element size.
139 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
140 Michael Matz <matz@suse.de>
144 * tree-outof-ssa.c (emit_partition_copy): New function.
145 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
146 insert_part_to_rtx_on_edge): Perform the partition base var
147 copy using emit_partition_copy.
148 (insert_value_copy_on_edge): Convert constants to the right mode.
149 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
150 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
152 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
154 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
155 scan backwards to try to find a constant to initialize it.
157 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
158 insn before the loop_end instruction, don't look past labels.
160 2009-04-29 Richard Guenther <rguenther@suse.de>
163 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
164 loose type conversions.
165 (forward_propagate_addr_expr): Fix tuplification bug. Remove
166 stmts only if there are no uses of its definition.
168 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
170 * config/bfin/bfin.h (splitting_loops): Declare.
171 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
172 Reorder bit definitions to be ascending.
173 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
174 * config/bfin/bfin.c (splitting_loops): New variable.
175 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
176 (struct loop_info): Remove members INIT and LOOP_INIT.
177 (bfin_optimize_loop): Don't set them. Reorder the code that generates
178 the LSETUP sequence. Allow LC to be loaded from any register, but also
179 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
180 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
182 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
185 * config/bfin/bfin.md (movsi_insn): Refine constraints.
187 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
189 * Makefile.in (PLUGIN_VERSION_H): New.
190 (OBJS-common): Remove plugin-version.o.
191 (plugin.o): Depend on (PLUGIN_VERSION_H).
192 (plugin-version.o): Remove.
193 * configure: Regenerate
194 * configure.ac: Create plugin-version.h.
195 * gcc-plugin.h (plugin_gcc_version): Remove.
196 (plugin_default_version_check): Change signature.
197 * plugin-version.c: Remove.
198 * plugin.c: Include plugin-version.h.
199 (str_plugin_gcc_version_name): Remove.
200 (try_init_one_plugin): Pass gcc version to plugin_init.
201 (plugin_default_version_check): Both gcc and plugin versions are now
204 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
206 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
207 problematic last insns. Test for TYPE_CALL rather than CALL_P.
208 Remove special case testing for last insn of inner loops. Don't fail if
209 the loop ends with a jump, emit an extra nop instead.
211 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
212 DREGS rather than comparing directly. Remove code that tries to
213 account for latencies.
215 2009-04-29 Richard Guenther <rguenther@suse.de>
217 PR tree-optimization/39941
218 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
219 eliminating an indirect call.
221 2009-04-29 Richard Guenther <rguenther@suse.de>
223 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
224 parameter. Allow invariants as base if !require_lvalue.
225 (verify_gimple_assign_single): Adjust.
227 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
229 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
230 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
231 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
232 ssaddhi3_parts and sssubhi3_parts.
233 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
235 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
238 2009-04-28 Richard Guenther <rguenther@suse.de>
240 * tree-vect-loop.c (get_initial_def_for_induction): Use
241 correct types for pointer increment.
243 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
245 * toplev.c (print_version): Update GMP version string calculation.
247 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
249 PR rtl-optimization/39938
250 * resource.c (init_resource_info): Add call to df_analyze.
252 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
254 * config/alpha/alpha.md (usegp): Cast the result of
255 alpha_find_lo_sum_using_gp to enum attr_usegp.
256 * config/alpha/alpha.c (override_options): Remove end-of-structure
257 marker element from cpu_table. Use array size of cpu_table to handle
258 -mcpu and -mtune options.
259 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
261 2009-04-28 Joseph Myers <joseph@codesourcery.com>
263 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
264 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
266 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
268 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
269 * config/rs6000/option-defaults.h: ... here. New file.
270 (OPT_64, OPT_32): Define.
271 (MASK_64BIT): Define to 0 if not already defined.
272 (OPT_ARCH64, OPT_ARCH32): Define.
273 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
276 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
278 * config/arm/arm.c (arm_override_options): Emit error on using
281 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
283 PR rtl-optimization/39914
284 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
285 registers for allocnos created from user-defined variables only
288 2009-04-28 Richard Guenther <rguenther@suse.de>
291 * fold-const.c (fold_binary): Use distribute_real_division only
294 2009-04-28 Steve Ellcey <sje@cup.hp.com>
296 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
297 add hpux-stdint.h to tm_file.
298 (hppa[12]*-*-hpux11*): Ditto.
299 (ia64*-*-hpux*): Ditto.
300 * config/hpux-stdint.h: New.
301 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
302 __STDC_EXT__ for all compiles.
303 * config/pa/pa-hpux.h: Ditto.
304 * config/pa/pa-hpux10.h: Ditto.
305 * config/pa/pa-hpux11.h: Ditto.
307 2009-04-28 Catherine Moore <clm@codesourcery.com>
309 * debug.h (set_name): Add comment.
311 2009-04-28 Andrew Pinski <pinskia@gmail.com>
314 * config/darwin.c (machopic_gen_offset): Check
315 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
316 * config/arm/arm.c (require_pic_register): Likewise.
318 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
320 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
321 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
322 m32c_promote_prototypes): Delete.
324 2009-04-28 Michael Matz <matz@suse.de>
327 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
330 2009-04-28 Richard Guenther <rguenther@suse.de>
332 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
334 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
336 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
337 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
338 * config/arm/arm-tune.md: Regenerate.
340 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
342 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
343 block if there are complex incoming edges.
344 (sel_merge_blocks): Remove useless assert.
345 (sel_redirect_edge_and_branch): Check that edge was redirected.
346 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
347 (sel_find_rgns): Delete declaration.
348 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
349 the region when it is not a preheader.
351 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
354 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
356 2009-04-28 Richard Guenther <rguenther@suse.de>
358 * tree.h (SSA_NAME_VALUE): Remove.
359 (struct tree_ssa_name): Remove value_handle member.
360 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
361 array for jump threading.
362 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
364 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
365 * tree-flow.h (threadedge_initialize_values): Declare.
366 (threadedge_finalize_values): Likewise.
367 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
368 (SSA_NAME_VALUE): Define.
369 (threadedge_initialize_values): New function.
370 (threadedge_finalize_values): Likewise.
371 * tree-ssa-dom.c (ssa_name_values): New global variable.
372 (SSA_NAME_VALUE): Define.
373 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
375 2009-04-28 Ira Rosen <irar@il.ibm.com>
377 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
378 Use REPORT_VECTORIZED_LOCATIONS instead
379 REPORT_VECTORIZED_LOOPS.
380 * tree-vectorizer.c (vect_verbosity_level): Make static.
381 (vect_loop_location): Rename to vect_location.
382 (vect_set_verbosity_level): Update comment.
383 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
385 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
386 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
387 instead REPORT_UNVECTORIZED_LOOPS.
388 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
389 vect_loop_def to vect_external_def and vect_internal_def.
390 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
391 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
392 REPORT_UNVECTORIZED_LOCATIONS.
393 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
394 and vect_used_in_loop and to vect_unused_in_scope and
396 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
397 (vect_verbosity_level): Remove declaration.
398 (vect_analyze_operations): Likewise.
399 (vect_analyze_stmt): Declare.
400 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
401 REPORT_UNVECTORIZED_LOCATIONS.
402 (vect_get_loop_niters): Fix indentation.
403 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
404 (vect_analyze_loop_operations): New function.
405 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
406 vect_analyze_operations.
407 (vect_is_simple_reduction): Use new names.
408 (vectorizable_live_operation, vect_transform_loop): Likewise.
409 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
410 specify whether the data references can be a part of interleaving chain.
411 (vect_analyze_data_ref_dependence): Use new names.
412 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
413 (vect_create_addr_base_for_vector_ref): Remove redundant code.
414 * tree-vect-patterns.c (widened_name_p): Use new names.
415 (vect_recog_dot_prod_pattern): Likewise.
416 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
417 (process_use, vect_mark_stmts_to_be_vectorized,
418 vect_model_simple_cost, vect_model_store_cost,
419 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
420 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
421 vectorizable_operation, vectorizable_type_demotion,
422 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
423 vectorizable_condition): Likewise.
424 (vect_analyze_operations): Split into vect_analyze_loop_operations
426 (vect_analyze_stmt): ... new function.
427 (new_stmt_vec_info): Use new names.
428 (vect_is_simple_use): Use new names and fix comment.
429 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
430 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
432 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
436 and integer modes for x87 operands. Do not ICE for unsupported size,
437 generate error instead. Generate error for unsupported operand types.
438 ['z']: Do not handle HImode memory operands specially. Warning
439 for floating-point operands. Fallthru to 'Z' for unsupported operand
440 types. Do not ICE for unsupported size, generate error instead.
441 (output_387_binary_op): Use %Z to output operands.
442 (output_fp_compare): Ditto.
443 (output_387_reg_move): Ditto.
445 2009-04-28 Ben Elliston <bje@au.ibm.com>
450 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
452 * builtins.c (c_strlen): Do not warn here.
453 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
454 * c-common.c (pointer_int_sum): Take an explicit location.
455 Warn about offsets out of bounds.
456 * c-common.h (pointer_int_sum): Adjust declaration.
458 2009-04-27 Ian Lance Taylor <iant@google.com>
460 * collect2.c (is_ctor_dtor): Change type of ret field in struct
462 * dce.c (run_fast_df_dce): Change type of old_flags to int.
463 * df-core.c (df_set_flags): Change return type to int. Change
464 type of old_flags to int.
465 (df_clear_flags): Likewise.
466 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
467 (df_get_conditional_uses): Likewise.
468 * df.h (df_set_flags, df_clear_flags): Update declarations.
469 * dwarf2out.c (struct indirect_string_node): Change type of form
470 field to enum dwarf_form.
471 (AT_string_form): Change return type to enum dwarf_form.
472 * fixed-value.c (fixed_compare): Add cast to enum type.
473 * fwprop.c (update_df): Change 0 to VOIDmode.
474 * gensupport.c: Change 0 to UNKNOWN.
475 * gimple.h (gimple_cond_code): Add cast to enum type.
476 * haifa-sched.c (reemit_notes): Add cast to enum type.
477 * hooks.c (hook_int_void_no_regs): Remove function.
478 * hooks.h (hook_int_void_no_regs): Remove declaration.
479 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
480 * predict.c (combine_predictions_for_insn): Add casts to enum type.
481 * real.c (real_arithmetic): Add cast to enum type.
482 (real_compare): Likewise.
483 * target.h (struct gcc_target): Change return type of
484 branch_target_register_class to enum reg_class.
485 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
486 default_branch_target_register_class.
487 * targhooks.c (default_branch_target_register_class): New function.
488 * targhooks.h (default_branch_target_register_class): Declare.
489 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
490 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
492 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
494 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
495 vect_uninitialized_def. Change 0 to ERROR_MARK.
496 * tree-vect-stmts.c (supportable_widening_operation): Don't
497 initialize icode1 and icode2.
498 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
499 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
501 (cmn_err_flag_specs): Change 0 to STD_C89.
502 (cmn_err_char_table): Likewise.
503 * config/arm/arm.c (get_arm_condition_code): Change type of code
504 to enum arm_cond_code.
505 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
506 (IWMMXT_BUILTIN2): Likewise.
507 (neon_builtin_type_bits): Don't define typedef.
508 (neon_builtin_datum): Change type of bits field to int.
509 (arm_expand_neon_args): Add cast to enum type.
510 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
512 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
514 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
516 * config/mips/mips.md (jal_macro): Return enum constant.
517 (single_insn): Likewise.
518 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
520 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
522 * config/s390/s390.c (s390_tune_flags): Change type to int.
523 (s390_arch_flags): Likewise.
524 (s390_handle_arch_option): Change flags field of struct pta to int.
525 * config/s390/s390.h (s390_tune_flags): Update declaration.
526 (s390_arch_flags): Likewise.
527 * config/sh/sh.c (prepare_move_operands): Compare
528 tls_symbolic_operand result with enum constant.
529 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
530 (sh_expand_prologue): Add cast to enum type.
531 (sh_expand_epilogue): Likewise.
532 (tls_symbolic_operand): Change return type to enum tls_model.
533 (fpscr_set_from_mem): Add cast to enum type.
534 (legitimize_pic_address): Compare tls_symbolic_operand result with
536 (sh_target_reg_class): Change return type to enum reg_class.
537 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
539 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
540 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
541 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
542 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
543 (delayed_branch, tls_call_delay): Likewise.
544 (eligible_for_sibcall_delay): Likewise.
545 (eligible_for_return_delay): Likewise.
546 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
547 (spu_expand_builtin_1): Likewise.
549 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
550 for all types of conversions.
551 (output_init_element): Issue -Wc++-compat warning if needed when
552 initializing a bitfield with enum type.
553 * c-parser.c (c_parser_expression): Set original_type to
554 original_type of right hand operand of comman operator.
556 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
558 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
560 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
561 * doc/cpp.texi (Standard Predefined Macros)
562 (Implementation-defined behavior): Likewise.
563 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
564 * doc/gimple.texi (GIMPLE Exception Handling)
565 (@code{GIMPLE_ASSIGN}): Likewise.
566 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
567 * doc/invoke.texi (Warning Options, Optimize Options)
568 (AVR Options, Darwin Options): Likewise.
569 (Optimize Options): Reformulate -fwhole-program description.
570 * doc/loop.texi (Lambda): Likewise.
571 * doc/md.texi (Output Template, Define Constraints)
572 (Standard Names, Insn Splitting): Likewise.
573 * doc/options.texi (Option properties): Likewise.
574 * doc/passes.texi (Tree-SSA passes): Likewise.
575 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
576 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
577 (File Names and DBX): Likewise.
578 * doc/trouble.texi (Incompatibilities): Likewise.
580 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
582 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
583 instruction is correct.
585 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
587 Allow non-constant arguments to conversion intrinsics.
588 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
589 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
590 * spu.c (print_operand): Handle 'v' and 'w'.
591 (exp2_immediate_p, spu_gen_exp2): Define.
592 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
593 spu_convtf_1): Update parameter descriptions.
594 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
595 * constraints.md ('v', 'w'): New.
596 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
598 (i2f, I2F): New define_mode_attr.
599 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
600 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
601 fixuns_truncv4sfv4si2): Update to use mode attribute.
602 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
603 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
604 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
605 patterns for combine.
607 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
609 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
610 (cprop, hoist, pre, store_motion): New debug counters.
611 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
612 is not an RTL pass anymore.
613 (pass_profiling): Remove extern decl for pass removed in 2005.
614 (pass_gcse, pass_jump_bypass): Remove.
615 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
616 to 0 for clean state.
617 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
618 * cse.c (gate_handle_cse_after_global_opts,
619 rest_of_handle_cse_after_global_opts): New functions.
620 (pass_cse_after_global_opts): New pass, does local CSE.
621 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
622 (TV_CPROP): New timevar.
623 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
624 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
625 (gcse_main, recompute_all_luids): Remove.
626 (compute_hash_table_work): Call max_reg_num instead of reading
628 (cprop_jump): Don't set run_jump_opt_after_gcse.
629 (constprop_register): Always allow to alter jumps.
630 (cprop_insn): Likewise.
631 (do_local_cprop): Likewise.
632 (local_cprop_pass): Likewise. Return non-zero if something changed.
633 (cprop): Remove function, fold interesting bits into one_cprop_pass.
634 (find_implicit_sets): Add note about missed optimization opportunity.
635 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
636 pass_rtl_cprop execute function.
637 Don't bother tracking the pass number, each pass gets its own dumpfile
639 Always allow to alter jumpsand bypass jumps.
640 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
641 will just find no suitable set.
642 (pre_edge_insert): Fix dumping, this function is for PRE only.
643 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
644 pass_rtl_pre execute function.
645 (hoist_code): Return non-zero if something changed. Keep track of
646 substitutions and insertions for statistics gathering similar to PRE.
647 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
648 called from the pass_rtl_hoist execute function. Show pass statistics.
649 (compute_store_table): Use max_reg_num directly instead of using the
650 formerly global max_gcse_regno.
651 (build_store_vectors): Likewise.
652 (replace_store_insn): Fix dumping.
653 (store_motion): Rename to ...
654 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
655 pass, called from the pass_rtl_store_motion execute function. Keep
656 track of substitutions and insertions for statistics gathering similar
658 (bypass_jumps): Remove, fold interesting bits into ...
659 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
660 from the pass_rtl_cprop execute function.
661 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
662 pass_jump_bypass): Remove.
663 (gate_handle_gcse, rest_of_handle_gcse): Remove.
664 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
665 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
666 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
667 (gate_rtl_store_motion, execute_rtl_store_motion,
668 pass_rtl_store_motion): New.
669 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
670 make it clear that -fcse-skip-blocks is a no-op for backward compat.
671 * passes.c (init_optimization_passes): Remove pass_gcse and
672 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
673 and cse_after_global_opts in place of pass_gcse. Schedule cprop
674 instead of pass_jump_bypass.
676 2009-04-27 Richard Guenther <rguenther@suse.de>
679 * gimplify.c (gimplify_expr): If we are required to create
680 a temporary make sure it ends up as register.
682 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
685 * config/i386/i386.c (construct_container): Don't call
686 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
687 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
689 2009-04-27 Michael Matz <matz@suse.de>
691 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
692 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
693 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
694 (dump_replaceable_exprs): Take a bitmap.
695 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
697 (expand_gimple_basic_block): Likewise.
698 * tree-ssa-ter.c (struct temp_expr_table_d): Make
699 replaceable_expressions member a bitmap.
700 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
701 (mark_replaceable): Likewise.
702 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
703 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
705 2009-04-27 Richard Guenther <rguenther@suse.de>
707 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
708 (verify_stmts): Dispatch to gimple/type verification code.
709 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
710 issue with call argument types.
712 2009-04-27 Michael Matz <matz@suse.de>
714 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
715 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
718 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
719 Eric Botcazou <ebotcazou@adacore.com>
721 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
722 a label's basic block.
723 (mark_target_live_regs): Tidy and rework obsolete comments.
724 Change back DF problem to LIVE. If a label starts a basic block,
725 assume that all registers that used to be live then still are.
726 (init_resource_info): If a label starts a basic block, set its
727 BLOCK_FOR_INSN accordingly.
728 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
730 2009-04-27 Richard Guenther <rguenther@suse.de>
732 * tree-flow-inline.h (function_ann): Remove.
733 (get_function_ann): Likewise.
734 * tree-dfa.c (create_function_ann): Remove.
735 * tree-flow.h (struct static_var_ann_d): Remove.
736 (struct function_ann_d): Likewise.
737 (union tree_ann_d): Remove fdecl member.
738 (function_ann_t): Remove.
739 (function_ann, get_function_ann, create_function_ann): Remove
742 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
744 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
746 2009-04-27 Jan Hubicka <jh@suse.cz>
748 * ipa-pure-const.c (struct funct_state_d): New fields
749 state_previously_known, looping_previously_known; remove
751 (analyze_function): Use new fields.
752 (propagate): Avoid assumption that state_set_in_source imply
755 * tree-ssa-loop-niter.c (finite_loop_p): New function.
756 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
757 * cfgloop.h (finite_loop_p): Declare.
759 2009-04-26 Michael Matz <matz@suse.de>
761 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
763 2009-04-26 Michael Matz <matz@suse.de>
765 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
766 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
767 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
768 pass_mark_used_blocks): Remove.
769 * tree-optimize.c (pass_free_datastructures,
770 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
771 * passes.c (init_optimization_passes): Don't call
772 pass_mark_used_blocks, remove dead code.
774 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
776 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
777 * tree-ssa-live.h (register_ssa_partition): Likewise.
779 2009-04-26 Michael Matz <matz@suse.de>
782 * builtins.c (fold_builtin_next_arg): Handle SSA names.
783 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
784 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
786 (compare_pairs): Swap cost comparison.
787 (coalesce_ssa_name): Don't use change_partition_var.
788 * tree-nrv.c (struct nrv_data): Add modified member.
789 (finalize_nrv_r): Set it.
790 (tree_nrv): Use it to update statements.
791 (pass_nrv): Require PROP_ssa.
792 * tree-mudflap.c (mf_decl_cache_locals,
793 mf_build_check_statement_for): Use make_rename_temp.
794 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
795 * alias.c (find_base_decl): Handle SSA names.
796 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
797 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
798 * rtl.h (set_reg_attrs_for_parm): Declare.
799 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
800 to "optimized", remove unused locals at finish.
801 (execute_free_datastructures): Make global, call
802 delete_tree_cfg_annotations.
803 (execute_free_cfg_annotations): Don't call
804 delete_tree_cfg_annotations.
806 * ssaexpand.h: New file.
807 * expr.c (toplevel): Include ssaexpand.h.
808 (expand_assignment): Handle SSA names the same as register variables.
809 (expand_expr_real_1): Expand SSA names.
810 * cfgexpand.c (toplevel): Include ssaexpand.h.
811 (SA): New global variable.
812 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
814 (set_rtl): New helper function.
815 (add_stack_var): Deal with SSA names, use set_rtl.
816 (expand_one_stack_var_at): Likewise.
817 (expand_one_stack_var): Deal with SSA names.
818 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
819 before unique numbers.
820 (expand_stack_vars): Use set_rtl.
821 (expand_one_var): Accept SSA names, add asserts for them, feed them
822 to above subroutines.
823 (expand_used_vars): Expand all partitions (without default defs),
824 then only the local decls (ignoring those expanded already).
825 (expand_gimple_cond): Remove edges when jumpif() expands an
827 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
828 or remove abnormal edges. Ignore insns setting the LHS of a TERed
830 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
831 members of SA; deal with PARM_DECL partitions here; expand
832 all PHI nodes, free tree datastructures and SA. Commit instructions
833 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
834 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
835 info and statements at start, collect garbage at finish.
836 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
837 (VAR_ANN_PARTITION) Remove.
838 (change_partition_var): Don't declare.
839 (partition_to_var): Always return SSA names.
840 (var_to_partition): Only accept SSA names.
841 (register_ssa_partition): Only check argument.
842 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
844 (delete_var_map): Don't free it.
845 (var_union): Only accept SSA names, simplify.
846 (partition_view_init): Mark only useful SSA names as used.
847 (partition_view_fini): Only deal with SSA names.
848 (change_partition_var): Remove.
849 (dump_var_map): Use ssa_name instead of partition_to_var member.
850 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
852 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
853 (struct _elim_graph): New member const_dests; nodes member vector of
855 (set_location_for_edge): New static helper.
856 (create_temp): Remove.
857 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
858 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
859 (new_elim_graph): Allocate const_dests member.
860 (clean_elim_graph): Truncate const_dests member.
861 (delete_elim_graph): Free const_dests member.
862 (elim_graph_size): Adapt to new type of nodes member.
863 (elim_graph_add_node): Likewise.
864 (eliminate_name): Likewise.
865 (eliminate_build): Don't take basic block argument, deal only with
866 partition numbers, not variables.
867 (get_temp_reg): New static helper.
868 (elim_create): Use it, deal with RTL temporaries instead of trees.
869 (eliminate_phi): Adjust all calls to new signature.
870 (assign_vars, replace_use_variable, replace_def_variable): Remove.
871 (rewrite_trees): Only do checking.
872 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
873 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
874 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
875 contains_tree_r, MAX_STMTS_IN_LATCH,
876 process_single_block_loop_latch, analyze_edges_for_bb,
877 perform_edge_inserts): Remove.
878 (expand_phi_nodes): New global function.
879 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
880 functions, initialize new parameter, remember partitions having a
882 (finish_out_of_ssa): New global function.
883 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
884 don't reset in_ssa_p here, don't disable TER when mudflap.
885 (pass_del_ssa): Remove.
886 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
888 (execute_free_datastructures): Declare.
889 * Makefile.in (SSAEXPAND_H): New variable.
890 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
891 * basic-block.h (commit_one_edge_insertion): Declare.
892 * passes.c (init_optimization_passes): Move pass_nrv and
893 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
894 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
895 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
896 (redirect_branch_edge): Deal with super block when expanding, split
897 out jump patching itself into ...
898 (patch_jump_insn): ... here, new static helper.
900 2009-04-26 Michael Matz <matz@suse.de>
902 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
903 beyond num_ssa_names.
904 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
905 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
907 2009-04-26 Jakub Jelinek <jakub@redhat.com>
910 * fwprop.c (forward_propagate_asm): New function.
911 (forward_propagate_and_simplify): Propagate also into __asm, if it
912 doesn't increase the number of referenced registers.
915 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
917 2009-04-26 Jakub Jelinek <jakub@redhat.com>
919 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
920 note_nonlocal_vla_type for nonlocal VLAs.
921 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
922 contains_remapped_vars, remap_vla_decls): New functions.
923 (convert_nonlocal_reference_stmt): If not optimizing, call
924 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
925 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
926 if it wasn't found in var_map.
927 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
928 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
929 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
931 * gimplify.c (nonlocal_vlas): New variable.
932 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
934 (gimplify_body): Create and destroy nonlocal_vlas.
936 * dwarf2out.c (loc_descr_plus_const): New function.
937 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
938 mem_loc_descriptor, loc_descriptor_from_tree_1,
939 descr_info_loc, gen_variable_die): Use it.
941 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
942 !TREE_STATIC VAR_DECLs.
943 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
944 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
945 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
946 DECL_BY_REFERENCE is valid.
947 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
948 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
949 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
950 Copy DECL_BY_REFERENCE.
951 (struct nesting_copy_body_data): New type.
952 (nesting_copy_decl): New function.
953 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
954 if they have variable length.
956 2009-04-26 Michael Matz <matz@suse.de>
958 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
959 mark new temporaries for renaming.
961 2009-04-26 Joseph Myers <joseph@codesourcery.com>
964 * c-decl.c (global_bindings_p): Return negative value.
965 (c_variable_size): New. Based on variable_size from
967 (grokdeclarator): Call c_variable_size not variable_size.
969 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
971 * config/i386/i386.c (print_operand) ['z']: Fix typo.
973 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
975 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
976 Redefine it to just use mingw/include.
977 (ASM_SPEC): Rules for -m32 and -m64.
978 (LINK_SPEC): Use Likewise.
979 (SPEC_32): New define.
981 (SUB_LINK_SPEC): Likewise.
982 (MULTILIB_DEFAULTS): New define.
983 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
984 Add multilib options.
985 (MULTILIB_DIRNAMES): Likewise.
986 (MULTILIB_OSDIRNAMES): Likewise.
988 (INSTALL_LIBGCC): Likewise.
990 2009-04-26 Joseph Myers <joseph@codesourcery.com>
993 * c-tree.h (enum c_inline_static_type): New.
994 (record_inline_static): Declare.
995 * c-decl.c (struct c_inline_static, c_inline_statics,
996 record_inline_static, check_inline_statics): New.
997 (pop_file_scope): Call check_inline_statics.
998 (start_decl): Call record_inline_static instead of pedwarning
999 directly for static in inline function.
1000 * c-typeck.c (build_external_ref): Call record_inline_static
1001 instead of pedwarning directly for static referenced in inline
1004 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1006 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1007 not new but only being rescanned.
1008 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1009 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1010 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1011 record_set_info, compute_set, grealloc): Remove.
1012 (recompute_all_luids): New function.
1013 (gcse_main): Don't compute sets, and don't do related memory
1014 allocations/free-ing. If something changed before the end of the
1015 pass, update LUIDs using recompute_all_luids.
1016 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1017 (free_gcse_mem): Don't free it either.
1018 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1019 Use the df insn LUIDs.
1020 (load_killed_in_block): Likewise.
1021 (compute_hash_table_work): Don't compute reg_set_in_block.
1022 (compute_transp): Use DF_REG_DEF_CHAINs.
1023 (local_cprop_pass): Don't use compute_sets and related functions.
1024 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1025 Use get_max_uid() instead of max_cuid.
1026 (insert_insn_end_basic_block, pre_insert_copy_insn,
1027 update_ld_motion_stores): Don't try to
1028 keep reg_set tables up to date.
1029 (pre_insert_copies): Use df insn LUIDs.
1030 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1031 (reg_set_info): Don't use extra bitmap argument.
1032 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1033 information to compute regs_set_in_block.
1034 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1035 (bypass_jumps): Don't use compute_sets and friends.
1037 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1040 * opts.c (undocumented_msg): Do not leave blank even with
1043 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1045 * c-decl.c (build_enumerator): Allow values folding to integer
1046 constants but not integer constant expressions with a pedwarn if
1049 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1052 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1053 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1054 type is an integer constant.
1056 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1062 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1065 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1066 with variably modified return type and no storage class
1067 specifiers, except for the case of nested functions. Distinguish
1068 extern declarations of functions with variably modified return
1069 types from those of objects with variably modified types.
1071 2009-04-25 Jan Hubicka <jh@suse.cz>
1073 * tree.c (list_equal_p): New function.
1074 * tree.h (list_equal_p): Declare.
1075 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1076 basic_block_def, basic_block, const_basic_block): New.
1077 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1078 (redirect_eh_edge): New function.
1079 (make_eh_edge_update_phi): EH edges are not abnormal.
1080 * except.c: Include tree-flow.h.
1081 (list_match): New function.
1082 (eh_region_replaceable_by_p): New function.
1083 (replace_region): New function.
1084 (hash_type_list): New function.
1085 (hash_eh_region): New function.
1086 (eh_regions_equal_p): New function.
1087 (merge_peers): New function.
1088 (remove_unreachable_regions): Verify EH tree when checking;
1090 (copy_eh_region_1): New function.
1091 (copy_eh_region): New function.
1092 (push_reachable_handler): New function.
1093 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1094 regions without label but with live RESX.
1095 * except.h (redirect_eh_edge_to_label): New.
1096 * tree-flow.h (redirect_eh_edge): New.
1097 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1098 basic_block_def, basic_block, const_basic_block): Remove.
1099 * Makefile.in (except.o): Add dependency on tree-flow.h
1100 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1101 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1104 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1107 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1108 on the destination of memcpy.
1110 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1112 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1113 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1114 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1116 2009-04-25 Jan Hubicka <jh@suse.cz>
1118 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1119 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1120 to be reached by different label than left.
1121 (update_eh_edges): Update comment; remove edge_to_remove if possible
1122 and return true if suceeded.
1123 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1124 (cleanup_eh): Compute sharing map.
1125 * except.c (remove_eh_handler_and_replace): Add argument if we should
1127 (remove_unreachable_regions): Update for label sharing.
1128 (label_to_region_map): Likewise.
1129 (get_next_region_sharing_label): New function.
1130 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1132 (remove_eh_handler): Update.
1133 (remove_eh_region_and_replace_by_outer_of): New function.
1134 * except.h (struct eh_region): Add next_region_sharing_label.
1135 (remove_eh_region_and_replace_by_outer_of,
1136 get_next_region_sharing_label): Declare.
1137 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1139 2009-04-25 Jan Hubicka <jh@suse.cz>
1141 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1142 insert code even if they are not critical.
1144 2009-04-25 Jan Hubicka <jh@suse.cz>
1146 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1147 (gimple_can_remove_branch_p): EH edges won't remove branch by
1149 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1150 updating of non-abnormal EH edges.
1151 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1152 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1153 (split_critical_edges): Split also edges where emitting code on them
1154 will lead to splitting later.
1156 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1157 H.J. Lu <hongjiu.lu@intel.com>
1160 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1161 the configured assembler supports fildq and fistpq mnemonics.
1162 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1163 * configure: Regenerated.
1166 * config/i386/i386.c (print_operand): Handle 'Z'.
1167 ['z']: Remove handling of special fild/fist suffixes.
1168 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1169 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1170 suffix of fild insn.
1171 (*floatsi<mode>2_vector_mixed): Ditto.
1172 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1173 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1174 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1175 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1176 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1178 2009-04-25 Ben Elliston <bje@au.ibm.com>
1180 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1181 the source of a set operation.
1183 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1185 * target.h (struct gcc_target): Add case_values_threshold field.
1186 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1187 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1188 * targhooks.c (default_case_values_threshold): New function.
1189 * targhooks.h (default_case_values_threshold): Declare function.
1190 * stmt.c (expand_case): Use case_values_threshold target hook.
1191 * expr.h (case_values_threshold): Remove declartation.
1192 * expr.c (case_values_threshold): Remove function.
1193 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1195 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1196 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1197 (avr_case_values_threshold): Declare as static.
1198 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1200 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1201 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1202 (mn10300_case_values_threshold): New function.
1204 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1206 * ira.c (setup_cover_and_important_classes): Add enum cast.
1208 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1210 * genpreds.c (write_enum_constraint_num): Output definition of
1211 CONSTRAINT_NUM_DEFINED_P macro.
1212 * ira.c (setup_cover_and_important_classes): Use
1213 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1215 2009-04-24 DJ Delorie <dj@redhat.com>
1217 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1218 __SH2A_SINGLE_ONLY__ also.
1220 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1222 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1223 (movdf_internal): Ditto.
1224 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1225 SFmode and DFmode constants.
1226 (ia64_print_operand): Add 'G' format for printing
1227 floating point constants.
1229 2009-04-24 Richard Guenther <rguenther@suse.de>
1231 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1232 from unsigned additions.
1234 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1236 * c-typeck.c (set_init_index): Allow array designators that are
1237 not integer constant expressions with a pedwarn if pedantic.
1239 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1241 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1242 zero if no overlap in nonzero bits between the operands.
1244 2009-04-24 Ian Lance Taylor <iant@google.com>
1246 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1247 (record_dead_and_set_regs): Likewise.
1248 * df.h (struct df_mw_hardreg): Change flags field to int.
1249 (struct df_base_ref): Likewise.
1250 (struct df): Change changeable_flags field to int.
1251 * df-scan.c (df_defs_record): Change clobber_flags to int.
1252 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1253 constants rather than #define macros.
1254 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1255 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1256 (enum dwarf_calling_convention): Likewise.
1257 (enum dwarf_line_number_x_ops): Likewise.
1258 (enum dwarf_call_frame_info): Likewise.
1259 (enum dwarf_source_language): Likewise.
1260 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1261 (add_calling_convention_attribute): Likewise.
1262 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1263 (combine_comparisons): Change compcode to int. Add cast to enum type.
1264 * genrecog.c (maybe_both_true_2): Change c to int.
1265 (write_switch): Likewise. Add cast to enum type.
1266 * gimplify.c (gimplify_omp_for): Handle return values from
1267 gimplify_expr using MIN rather than bitwise or.
1268 (gimplify_expr): Add cast to enum type.
1269 * ipa-prop.c (update_jump_functions_after_inlining): Change
1270 IPA_BOTTOM to IPA_JF_UNKNOWN.
1271 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1272 Add casts to enum type.
1273 (setup_cover_and_important_classes): Change cl to int. Add casts
1275 (setup_class_translate): Change cl and mode to int.
1276 (ira_init_once): Change mode to int.
1277 (free_register_move_costs): Likewise.
1278 (setup_prohibited_mode_move_regs): Add casts to enum type.
1279 * langhooks.c (add_builtin_function_common): Rework assertion that
1280 value fits bitfield.
1281 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1282 * omega.c (omega_do_elimination): Avoid math on enum types.
1283 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1284 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1285 int local to handle integral_argment value.
1286 * regmove.c (try_auto_increment): Change PUT_MODE to
1288 * reload.c (push_secondary_reload): Add casts to enum type.
1289 (secondary_reload_class, find_valid_class): Likewise.
1290 * reload1.c (emit_input_reload_insns): Likewise.
1291 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1292 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1293 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1295 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1296 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1298 (expand_complex_libcall): Add casts to enum type.
1299 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1300 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1301 with ERROR_MARK, not NUM_TREE_CODES.
1302 (vect_create_epilog_for_reduction): Likewise.
1303 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1304 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1305 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1307 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1308 vect_unused_in_loop. Change 0 to loop_vect.
1309 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1310 * var-tracking.c (get_init_value): Change return type to enum
1312 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1313 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1315 (arm_override_options): Add casts to enum type.
1316 (arm_emit_tls_decoration): Likewise.
1317 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1319 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1320 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1321 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1323 * config/s390/s390.c (code_for_builtin_64): Change to array of
1325 (code_for_builtin_31): Likewise.
1326 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1328 * config/sparc/sparc.c (sparc_override_options): Change value
1329 field in struct code_model to enum cmodel. In initializer change
1330 0 to NULL and add cast to enum type.
1332 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1333 Change all callers. Issue a -Wc++-compat warning using
1334 lhs_origtype if necessary.
1335 (convert_for_assignment): Issue -Wc++-compat warnings about
1336 invalid conversions to enum type on assignment.
1337 * c-common.h (build_modify_expr): Update declaration.
1339 2009-04-24 Nick Clifton <nickc@redhat.com>
1341 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1342 (function_arg_advance): Likewise.
1343 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1346 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1348 * config/s390/constraints.md ('I', 'J'): Fix condition.
1350 2009-04-24 Diego Novillo <dnovillo@google.com>
1352 * gengtype-parse.c (parse_error): Add newline after message.
1354 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1356 * config/i386/sse.md (avxmodesuffixs): Removed.
1357 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1358 (*avx_pinsr<ssevecsize>): This.
1360 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1362 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1363 follow chains of regs with a single definition, and allow expressions
1364 that are function_invariant_p.
1365 (simple_rhs_p): Allow expressions that are function_invariant_p.
1367 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1370 * fold-const.c (fold_cond_expr_with_comparison): When folding
1371 > and >= to MAX, make sure the MAX uses the same type as the
1372 comparison's operands.
1374 2009-04-24 Nick Clifton <nickc@redhat.com>
1376 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1377 addressing for DImode accesses.
1378 (frv_print_operand_address): Handle PLUS case.
1379 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1381 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1383 PR rtl-optimization/39794
1384 * alias.c (canon_true_dependence): Add x_addr argument.
1385 * rtl.h (canon_true_dependence): Adjust prototype.
1386 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1387 * cselib.c (cselib_invalidate_mem): Likewise.
1388 * gcse.c (compute_transp): Likewise.
1389 * dse.c (scan_reads_nospill): Likewise.
1390 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1391 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1392 canon_base_addr of the group, plus optional offset.
1393 (struct group_info): Rename canon_base_mem to
1395 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1396 canon_rtx of base_mem.
1398 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1400 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1401 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1403 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1405 * config/spu/spu-builtins.h: Delete file.
1407 * config/spu/spu.h (enum spu_builtin_type): Move here from
1409 (struct spu_builtin_description): Likewise. Add GTY marker.
1410 Do not use enum spu_function_code or enum insn_code.
1411 (spu_builtins): Add extern declaration.
1413 * config/spu/spu.c: Do not include "spu-builtins.h".
1414 (enum spu_function_code, enum spu_builtin_type_index,
1415 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1416 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1417 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1418 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1419 (spu_builtin_types): Make static. Add GTY marker.
1420 (spu_builtins): Add extern declaration with GTY marker.
1423 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1424 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1425 Check programmatically whether all parameters are scalar.
1427 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1429 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1431 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1432 assignment from the constructor either if the target is volatile.
1434 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1436 * config/arm/arm.md (insv): Do not share operands[0].
1438 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1440 * config/vxlib-tls.c (active_tls_threads): Delete.
1441 (delete_hook_installed): New.
1442 (tls_delete_hook): Don't delete the delete hook.
1443 (tls_destructor): Delete it here.
1444 (__gthread_set_specific): Adjust installing the delete hook.
1445 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1446 __gthread_leave_tsd_dtor_context.
1448 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1450 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1452 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1454 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1456 (alpha_rtx_costs): Ditto.
1457 (emit_unlikely_jump): Use add_reg_note.
1458 (emit_frame_store_1): Ditto.
1459 (alpha_expand_prologue): Ditto.
1460 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1461 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1463 2009-04-23 Nick Clifton <nickc@redhat.com>
1465 * config/v850/v850.md (epilogue): Remove suppressed code.
1466 (return): Rename to return_simple and remove test of frame size.
1467 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1468 to gen_return_simple.
1470 2009-04-22 Jing Yu <jingyu@google.com>
1473 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1475 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1478 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1479 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1480 value is a VECTOR_CST, the element type is the element type of the
1483 2009-04-22 DJ Delorie <dj@redhat.com>
1485 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1487 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1489 * alias.c (find_base_term): Move around LO_SUM case, so that
1490 CONST falls through into PLUS/MINUS handling.
1493 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1494 into 0, use omit_one_operand.
1496 2009-04-23 Ben Elliston <bje@au.ibm.com>
1498 * config/rs6000/linux-unwind.h (get_regs): Remove type
1499 puns. Change the type of `pc' to an array of unsigned ints and
1500 update all users. Constify frame24.
1502 2009-04-22 DJ Delorie <dj@redhat.com>
1504 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1505 declarations before code.
1506 (current_function_special_page_vector): Likewise.
1507 (m32c_expand_insv): Silence a warning.
1509 2009-04-21 Taras Glek <tglek@mozilla.com>
1511 * alias.c: Update GTY annotations to new syntax.
1512 * basic-block.h: Likewise.
1513 * bitmap.h: Likewise.
1514 * c-common.h: Likewise.
1515 * c-decl.c: Likewise.
1516 * c-parser.c: Likewise.
1517 * c-pragma.c: Likewise.
1518 * c-tree.h: Likewise.
1519 * cfgloop.h: Likewise.
1520 * cgraph.h: Likewise.
1521 * config/alpha/alpha.c: Likewise.
1522 * config/arm/arm.h: Likewise.
1523 * config/avr/avr.h: Likewise.
1524 * config/bfin/bfin.c: Likewise.
1525 * config/cris/cris.c: Likewise.
1526 * config/darwin.c: Likewise.
1527 * config/frv/frv.c: Likewise.
1528 * config/i386/i386.c: Likewise.
1529 * config/i386/i386.h: Likewise.
1530 * config/i386/winnt.c: Likewise.
1531 * config/ia64/ia64.h: Likewise.
1532 * config/iq2000/iq2000.c: Likewise.
1533 * config/mips/mips.c: Likewise.
1534 * config/mmix/mmix.h: Likewise.
1535 * config/pa/pa.c: Likewise.
1536 * config/pa/pa.h: Likewise.
1537 * config/rs6000/rs6000.c: Likewise.
1538 * config/s390/s390.c: Likewise.
1539 * config/sparc/sparc.c: Likewise.
1540 * config/xtensa/xtensa.c: Likewise.
1541 * cselib.h: Likewise.
1542 * dbxout.c: Likewise.
1543 * dwarf2out.c: Likewise.
1544 * except.c: Likewise.
1545 * except.h: Likewise.
1546 * fixed-value.h: Likewise.
1547 * function.c: Likewise.
1548 * function.h: Likewise.
1549 * gimple.h: Likewise.
1550 * integrate.c: Likewise.
1551 * optabs.c: Likewise.
1552 * output.h: Likewise.
1555 * stringpool.c: Likewise.
1556 * tree-data-ref.c: Likewise.
1557 * tree-flow.h: Likewise.
1558 * tree-scalar-evolution.c: Likewise.
1559 * tree-ssa-address.c: Likewise.
1560 * tree-ssa-alias.h: Likewise.
1561 * tree-ssa-operands.h: Likewise.
1564 * varasm.c: Likewise.
1565 * varray.h: Likewise.
1567 * coretypes.h: Do not define GTY macro if it is already defined.
1568 * doc/gty.texi: Update GTY documentation to new syntax.
1569 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1570 annotations on structs.
1571 * gengtype-parse.c: Likewise.
1573 2009-04-22 Mark Heffernan <meheff@google.com>
1575 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1577 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1579 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1582 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1584 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1585 the same as a PLUS without a shift. Increase the cost of a
1588 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1590 * Makefile.in: Update dependencies.
1591 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1592 * errors.h: Remove bogus comment about compatibility.
1593 (warning): Update declaration.
1594 * genautomata.c: Update all calls to warning.
1595 * gimple.c: Do not include errors.h. Include toplev.h.
1596 * tree-ssa-structalias.c: Do not include errors.h.
1597 * omega.c: Likewise.
1598 * tree-ssa-reassoc.c: Likewise.
1599 * config/spu/spu-c.c: Likewise.
1600 * config/spu/t-spu-elf: Update dependencies.
1602 2009-04-22 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/39824
1605 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1606 make sure the types are compatible.
1608 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1611 * c-common.c (c_parse_error): Take a token_flags parameter.
1612 Use token_type for the token type instead.
1613 Pass token_flags to cpp_type2name.
1614 * c-common.h (c_parse_error): Update declaration.
1615 * c-parser.c (c_parser_error): Pass 0 as token flags.
1617 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1619 PR rtl-optimization/39580
1620 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1622 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1624 * function.c (expand_function_end): Do not emit a jump to the "naked"
1625 return label for fall-through returns.
1626 * except.c (sjlj_emit_function_exit): Always place the call to the
1627 unregister function at the location installed by expand_function_end.
1629 2009-04-22 Richard Guenther <rguenther@suse.de>
1631 PR tree-optimization/39845
1632 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1633 (gen_inbound_check): Likewise.
1635 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1637 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1639 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1640 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1642 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1644 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1645 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1646 shift counts to avoid out-of-bounds array accesses.
1648 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1650 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1651 (Pmode): Move above.
1653 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1655 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1656 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1657 GET_CODE macro. Use IN_RANGE macro where appropriate.
1658 * config/alpha/alpha.h: Ditto.
1659 * config/alpha/alpha.md: Ditto.
1660 * config/alpha/constraints.md: Ditto.
1661 * config/alpha/predicates.md: Ditto.
1663 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1665 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1666 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1667 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1668 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1669 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1670 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1671 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1672 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1673 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1674 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1675 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1676 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1677 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1678 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1679 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1680 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1681 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1682 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1683 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1684 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1685 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1686 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1687 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1688 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1689 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1690 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1691 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1693 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1695 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1696 references from comments.
1697 * cfgbuild.c: (count_basic_blocks): Delete.
1698 (find_basic_blocks_1): Delete.
1699 (find_basic_blocks): Delete.
1700 * except.c (finish_eh_generation): Make static. Move comment from
1701 except.h here. Remove find_basic_blocks references from comments.
1702 * except.h (finish_eh_generation): Delete.
1703 * basic-block.h (find_basic_blocks): Delete.
1704 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1706 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1708 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1709 (sdbout_parms): Likewise.
1711 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1713 * config/sh/sh.c (prepare_cbranch_operands): Use
1714 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1715 (expand_cbranchdi4): Likewise.
1716 (from_compare): Add cast to enum type.
1717 (expand_cbranchsi4): Use add_reg_note.
1718 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1719 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1720 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1721 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1722 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1723 instead of CODE_FOR_nothing.
1724 (cbranchdi4): Likewise. Fix the order of arguments for
1726 (push_fpscr): Use add_reg_note.
1727 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1728 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1730 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1732 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1733 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1734 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1735 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1736 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1737 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1738 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1739 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1740 config/alpha/x-vms, config/arc/t-arc,
1741 config/arm/README-interworking, config/arm/arm-c.c,
1742 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1743 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1744 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1745 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1746 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1747 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1748 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1749 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1750 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1751 config/cris/t-elfmulti, config/crx/t-crx,
1752 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1753 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1754 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1755 config/h8300/t-h8300, config/i386/athlon.md,
1756 config/i386/darwin-libgcc.10.4.ver,
1757 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1758 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1759 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1760 config/i386/t-linux64, config/i386/t-nwld,
1761 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1762 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1763 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1764 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1765 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1766 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1767 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1768 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1769 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1770 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1771 config/m68k/t-uclinux, config/mcore/t-mcore,
1772 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1773 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1774 config/mips/crtn.asm, config/mips/irix-crti.asm,
1775 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1776 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1777 config/mips/mips-fixed.md, config/mips/sb1.md,
1778 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1779 config/mips/t-iris6, config/mips/t-isa3264,
1780 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1781 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1782 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1783 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1784 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1785 config/mn10300/t-linux, config/mn10300/t-mn10300,
1786 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1787 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1788 config/picochip/libgccExtras/clzsi2.asm,
1789 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1790 config/rs6000/darwin-libgcc.10.4.ver,
1791 config/rs6000/darwin-libgcc.10.5.ver,
1792 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1793 config/rs6000/t-aix43, config/rs6000/t-aix52,
1794 config/rs6000/t-darwin, config/rs6000/t-fprules,
1795 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1796 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1797 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1798 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1799 config/rs6000/t-rtems, config/rs6000/t-spe,
1800 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1801 config/score/t-score-elf, config/sh/divcost-analysis,
1802 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1803 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1804 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1805 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1806 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1807 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1808 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1809 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1810 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1811 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1812 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1813 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1814 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1815 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1816 * config/h8300/genmova.sh: Include copyright and license notices
1817 in generated output.
1818 * config/h8300/mova.md: Regenerate.
1819 * doc/install.texi2html: Include word "Copyright" in copyright
1820 notice and use name "Free Software Foundation, Inc.".
1821 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1822 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1823 ChangeLog-2007, ChangeLog-2008: Correct dates.
1825 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1827 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1828 NE_EXPR operations as well.
1829 * c-parser.c (c_parser_condition): Do not set location information on
1831 (c_parser_conditional_expression): Likewise.
1832 (c_parser_binary_expression): Set location information on operators.
1833 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1834 TRUTH_NOT_EXPR has been folded.
1835 * fold-const.c (fold_truth_not_expr): Copy location information from
1836 the incoming expression to the outgoing one.
1837 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1838 recursive calls on the LHS of the operator but pass that of the
1839 operator to recursive calls on the RHS of the operator. Set it
1841 (shortcut_cond_expr): Set the locus of the operator on the second
1842 COND_EXPR and that of the expression on the first in degenerate cases.
1843 Pass the locus of the expression to calls to shortcut_cond_r.
1844 Set the locus of the 'then' block on the associated jump, if any.
1845 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1846 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1847 expression to call to gimplify_boolean_expr.
1849 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1851 * config.gcc: Add additional configuration for
1852 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1853 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1854 (CPP_SPEC): Redefine for allowing -municode option.
1855 (STARTFILE_SPEC): Likewise.
1856 * config/i386/t-mingw-w64: New.
1857 * config/i386/mingw-w64.opt: New.
1858 (municode): Add new target option.
1859 * doc/invoke.texi (municode): Add documentation for new option.
1861 2009-04-21 Ian Lance Taylor <iant@google.com>
1863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1864 Correct test for number of arguments.
1865 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1867 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1869 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1870 argument of emit_library_call.
1872 2009-04-21 Richard Guenther <rguenther@suse.de>
1875 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1876 inside VIEW_CONVERT_EXPRs.
1878 2009-04-21 Martin Jambor <mjambor@suse.cz>
1880 * tree-switch-conversion.c (build_constructors): Split a long line.
1881 (constructor_contains_same_values_p): New function.
1882 (build_one_array): Create assigns of constants if possible, do not
1883 call mark_sym_for_renaming, call update_stmt.
1884 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1885 make_rename_temp. Do not call mark_symbols_for_renaming, call
1887 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1888 find_new_referenced_vars, call update_stmt.
1889 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1890 instead of calling make_rename_temp. Do not call
1891 find_new_referenced_vars or mark_symbols_for_renaming, call
1894 2009-04-21 Richard Guenther <rguenther@suse.de>
1896 PR tree-optimization/39827
1897 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1898 (tree_ssa_phiprop): Pass the correct array size.
1900 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1902 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1904 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1907 * c-typeck.c (lvalue_p): Move declaration ...
1908 * c-common.h (lvalue_p): ... to here.
1909 * c-common.c (candidate_equal_p): New.
1910 (add_tlist): Use it.
1911 (merge_tlist): Use it.
1912 (warn_for_collisions_1): Likewise.
1913 (warning_candidate_p): Accept more candidates.
1914 (verify_tree): A warning candidate can be an expression. Use
1917 2009-04-21 Ben Elliston <bje@au.ibm.com>
1920 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1921 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1922 options. Remove -mcall-solaris documentation.
1924 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1927 * doc/invoke.texi (-Wlong-long): Update description.
1928 * c-lex (interpret_integer): Only warn if there was no previous
1929 overflow and -Wlong-long is enabled.
1930 * c-decl.c (declspecs_add_type): Drop redundant flags.
1931 * c.opt (Wlong-long): Init to -1.
1932 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1933 and front-end warn_long_long. Wlong-long only depends on other
1934 flags if it is uninitialized.
1935 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1936 the same for CPP and FE.
1937 (restore_extension_diagnostics): Likewise.
1939 2009-04-20 Ian Lance Taylor <iant@google.com>
1941 Fix enum conversions which are invalid in C++:
1942 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1943 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1944 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1945 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1946 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1947 (dbxout_parms): Likewise.
1948 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1949 (df_clear_flags): Likewise.
1950 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1951 top_flag parameter to int.
1952 (df_chain_create_bb_process_use): Likewise.
1953 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1955 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1956 (df_ref_create_structure, df_def_record_1): Likewise.
1957 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1958 (df_notes_rescan): Change 0 to VOIDmode in function call.
1959 (df_get_call_refs, df_insn_refs_collect): Likewise.
1960 (df_bb_regs_collect): Likewise.
1961 (df_entry_block_defs_collect): Likewise.
1962 (df_exit_block_uses_collect): Likewise.
1963 * df.h: Update declarations.
1964 * double-int.c (double_int_divmod): Add cast to enum type.
1965 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1966 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1967 (based_loc_descr): Likewise.
1968 (loc_descriptor_from_tree_1): Change first_op and second_op to
1969 enum dwarf_location_atom. Add cast to enum type.
1970 * expmed.c (init_expmed): Change 0 to SET in function call.
1971 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1972 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1973 (do_store_flag): Likewise.
1974 * fixed-value.h (struct fixed_value): Change mode to enum
1976 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1977 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1979 (insert_insn_decl, insert_decl, insert_state): Likewise.
1980 (automata_list_finish): Likewise.
1981 * genrecog.c (process_define_predicate): Add cast to enum type.
1982 * gensupport.c (init_predicate_table): Add cast to enum type.
1983 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1985 (gimple_build_call_1, gimple_build_label): Likewise.
1986 (gimple_build_goto, gimple_build_asm_1): Likewise.
1987 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1988 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1989 (enum fallback): Rename from enum fallback_t.
1990 (fallback_t): Typedef as int.
1991 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1992 GSI_SAME_STMT in function call.
1993 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1995 (setup_reg_class_relations): Likewise.
1996 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1997 (setup_prohibited_class_mode_regs): Add cast to enum type.
1998 (setup_prohibited_mode_move_regs): Likewise.
1999 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2000 (record_address_regs): Change i to enum reg_class.
2001 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2002 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2003 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2004 (GET_MODE_2XWIDER_MODE): Likewise.
2005 (GET_CLASS_NARROWEST_MODE): Likewise.
2006 * omp-low.c (expand_omp_for): Add cast to enum type.
2007 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2008 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2009 * postreload.c (reload_cse_simplify_operands): Change rclass local
2011 * predict.c (combine_predictions_for_insn): Change best_predictor
2012 and predictor to enum br_predictor.
2013 (combine_predictions_for_bb): Likewise.
2014 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2015 use SET_PREDICT_EXPR_OUTCOME.
2016 * real.c (real_arithmetic): Change icode to code in function call.
2017 * reginfo.c (init_move_cost): Add casts to enum type.
2018 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2019 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2021 * reload.c (find_valid_class): Add casts to enum type.
2022 (push_reload): Change 0 to NO_REGS in function call.
2023 (find_reloads): Change this_alternative to array of enum
2024 reg_class. Remove some now-unnecessary casts.
2025 (make_memloc): Change 0 to VOIDmode in function call.
2026 * reload1.c (reload): Change 0 to VOIDmode in function call.
2027 (eliminate_regs_1, elimination_effects): Likewise.
2028 (eliminate_regs_in_insn): Likewise.
2029 (emit_input_reload_insns): Add cast to enum type.
2030 (delete_output_reload): Change 0 to VOIDmode in function call.
2031 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2032 to enum type in function call.
2033 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2034 (SET_PREDICT_EXPR_OUTCOME): Define.
2035 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2036 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2037 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2038 (dump_function): Likewise.
2039 * tree-dump.h: Update declarations.
2040 * tree-pass.h: Update declarations.
2041 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2042 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2044 (arm_rtx_costs_1): Correct parenthesization.
2045 (arm_rtx_costs): Add casts to enum type.
2046 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2047 (vfp_emit_fstmd): Use add_rg_note.
2048 (emit_multi_reg_push, emit_sfm): Likewise.
2049 (thumb_set_frame_pointer): Likewise.
2050 (arm_expand_prologue): Likewise.
2051 (arm_regno_class): Change return type to enum reg_class.
2052 (thumb1_expand_prologue): Use add_reg_note.
2053 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2054 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2056 * config/arm/gentune.sh: Add cast to enum type.
2057 * config/arm/arm-tune.md: Rebuild.
2058 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2059 (ix86_split_fp_branch, predict_jump): Likewise.
2060 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2061 insn_code to enum rtx_code.
2062 (ix86_builtin_vectorized_function): Add cast to enum type.
2063 * config/i386/i386.md (truncdfsf2): Change slot to enum
2065 (truncxf<mode>2, isinf<mode>2): Likewise.
2066 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2068 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2069 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2070 (insert_bundle_state): Change 1 to INSERT in function call.
2071 (ia64_add_bundle_selector_before): Likewise.
2072 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2073 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2074 (restore_stack_nonlocal): Likewise.
2075 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2077 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2079 (mips_rtx_costs): Likewise.
2080 (mips_override_options): Add casts to enum type.
2081 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2083 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2084 (store_reg, set_reg_plus_d): Likewise.
2085 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2086 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2088 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2090 (emit_unlikely_jump): Use add_reg_note.
2091 (rs6000_emit_allocate_stack): Likewise.
2092 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2093 (output_toc): Change 1 to INSERT in function call.
2094 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2095 (rs6000_initialize_trampoline): Likewise.
2096 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2098 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2099 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2100 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2101 (save_gprs): Use add_reg_note.
2102 (s390_emit_prologue): Likewise.
2103 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2104 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2105 (sparc_fold_builtin): Add cast to enum type.
2106 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2108 (spu_expand_prologue): Use add_reg_note.
2109 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2111 2009-04-20 Ian Lance Taylor <iant@google.com>
2113 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2114 (c_parser_postfix_expression_after_primary): Get VEC for list of
2115 arguments. Get original types of arguments. Call
2116 build_function_call_vec.
2117 (cached_expr_list_1, cached_expr_list_2): New static variables.
2118 (c_parser_expr_list): Change return type to VEC *. Add
2119 p_orig_types parameter. Change all callers.
2120 (c_parser_release_expr): New static function.
2121 (c_parser_vec_to_tree_list): New static function.
2122 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2123 call build_function_call_vec.
2124 (build_function_call_vec): New function, based on old
2125 build_function_call.
2126 (convert_arguments): Remove nargs and argarray parameters. Change
2127 values to a VEC. Add origtypes parameter.
2128 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2129 (convert_for_assignment): Add origtype parameter. Change all
2130 callers. If warn_cxx_compat, check for conversion to an enum
2131 type when calling a function.
2132 (store_init_value): Add origtype parameter. Change all callers.
2133 (digest_init): Likewise.
2134 (struct init_node): Add origtype field.
2135 (add_pending_init): Add origtype parameter. Change all callers.
2136 (output_init_element): Likewise.
2137 (output_pending_init_elements): Pass origtype from init_node to
2138 output_init_element.
2139 (process_init_element): Pass origtype from c_expr to
2140 output_init_element.
2141 (c_finish_return): Add origtype parameter. Change all callers.
2142 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2144 (sync_resolve_params): Likewise.
2145 (sync_resolve_return): Change params to first_param. Change caller.
2146 (resolve_overloaded_builtins): Change params to VEC *. Change
2147 callers. Save first parameter around call to build_function_call_vec.
2148 * c-decl.c (finish_decl): Add origtype parameter. Change all
2149 callers. Call build_function_call_vec rather than
2150 build_function_call for cleanup.
2151 * c-tree.h: Update declarations.
2152 * c-common.h: Update declarations.
2153 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2154 params to first_param.
2155 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2156 params parameter from tree to void *.
2157 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2158 Change arglist parameter to have type void *, and to be a pointer
2160 * config/rs6000/rs6000-protos.h
2161 (altivec_resolve_overloaded_builtin): Update declaration.
2162 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2163 fnargs parameter to have type void *, and to be a pointer to a
2164 VEC. Call build_function_call_vec instead of
2165 build_function_call.
2166 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2168 2009-04-20 Joey Ye <joey.ye@intel.com>
2169 Xuepeng Guo <xuepeng.guo@intel.com>
2170 H.J. Lu <hongjiu.lu@intel.com>
2172 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2174 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2175 (IX86_LEA_PRIORITY): Likewise.
2176 (distance_non_agu_define): New function.
2177 (distance_agu_use): Likewise.
2178 (ix86_lea_for_add_ok): Likewise.
2179 (ix86_dep_by_shift_count): Likewise.
2181 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2182 should split for LEA.
2184 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2186 (ix86_dep_by_shift_count): Likewise.
2188 2009-04-20 Richard Guenther <rguenther@suse.de>
2190 * expr.c (handled_component_p): Move ...
2191 * tree.h (handled_component_p): ... here.
2192 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2193 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2194 and REALPART_EXPR to be in one group.
2196 2009-04-20 Richard Guenther <rguenther@suse.de>
2198 * basic-block.h (get_all_dominated_blocks): Declare.
2199 * dominance.c (get_all_dominated_blocks): New function.
2200 * tree-cfg.c (get_all_dominated_blocks): Remove.
2201 (remove_edge_and_dominated_blocks): Adjust.
2202 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2203 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2204 instead of recursing.
2206 2009-04-20 Doug Kwan <dougkwan@google.com>
2208 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2209 (struct cgraph_node_set_def): New type.
2210 (cgraph_node_set) New type. Also declare vector functions.
2211 (struct cgraph_node_set_element_def): New type.
2212 (cgraph_node_set_element): Ditto.
2213 (cgraph_node_set_iterator): New iterator type.
2214 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2215 cgraph_node_set_remove, dump_cgraph_node_set,
2216 debug_cgraph_node_set): New prototypes.
2217 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2218 cgraph_node_set_size): New inlines.
2219 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2221 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2222 argument to function 'write_summary'.
2223 * ipa.c: Include ggc.h.
2224 (hash_cgraph_node_set_element,
2225 eq_cgraph_node_set_element, cgraph_node_set_new,
2226 cgraph_node_set_add, cgraph_node_set_remove,
2227 cgraph_node_set_find, dump_cgraph_node_set,
2228 debug_cgraph_node_set): New functions.
2229 * Makefile.in (ipa.o): Add dependency on GGC_H.
2231 2009-04-20 Ira Rosen <irar@il.ibm.com>
2233 PR tree-optimization/39675
2234 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2235 check of the return code of vect_schedule_slp. Check that
2236 stmt_vec_info still exists for the statement, before checking its
2239 2009-04-20 Michael Matz <matz@suse.de>
2241 * Makefile.in (generated_files): Take out $(simple_generated_c).
2243 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2245 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2246 (UINTPTR_TYPE): Likewise.
2248 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2251 * c-typeck.c (digest_init): Check for initializing an array with a
2254 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2257 * c-semantics.c (pop_stmt_list): Propagate
2258 STATEMENT_LIST_HAS_LABEL to parent statement list.
2260 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2262 * config/mips/mips.h (mips_tune_attr): New macro.
2263 * config/mips/mips.md (cpu): Use it.
2265 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2268 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2271 2009-04-19 Diego Novillo <dnovillo@google.com>
2273 * toplev.c (compile_file): Move call to coverage_finish ...
2274 * cgraphunit.c (ipa_passes): ... here.
2275 Call cgraph_process_new_functions.
2276 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2277 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2279 2009-04-19 Jan Hubicka <jh@suse.cz>
2281 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2283 (dump_cgraph_node): Dump can throw external flag.
2284 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2286 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2290 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2291 * common.opt (Wlogical-op): Move from here...
2292 * c.opt (Wlogical-op): ... to here.
2293 * c-typeck.c (parser_build_binary_op): Update call to
2294 warn_logical_operator.
2295 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2297 * c-common.c (warn_logical_op): Update.
2298 * c-common.h (warn_logical_op): Update declaration.
2300 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2302 * tree.c (protected_set_expr_location): Fix formatting.
2304 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2307 * c-typeck.c (readonly_warning): new.
2308 (build_unary_op, build_modify_expr): Use readonly_warning for
2309 storing into something readonly but not const-qualified.
2311 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2314 * c-typeck.c (build_unary_op): Check for taking address of
2315 expression of type void.
2317 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2320 * c-typeck.c (build_function_call): Check for calling a function
2321 with qualified void return types. Call require_complete_type when
2324 2009-04-18 Jan Hubicka <jh@suse.cz>
2326 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2328 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2329 can_throw_external flag.
2330 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2331 * ipa-pure-const.c (ignore_edge): New function.
2332 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2333 only over can_throw_external edges.
2334 (local_pure_const): Add nothrow flag.
2335 * ipa-utils.c (searchc): Add ignore_edge callback.
2336 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2337 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2338 (set_nothrow_function_flags): Update cgraph.
2339 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2341 2009-04-18 Richard Guenther <rguenther@suse.de>
2344 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2345 (fold_stmt): ... this and ...
2346 (fold_stmt_inplace): ... this.
2347 (fold_stmt_1): Fold references in calls and asms.
2348 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2350 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2352 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2353 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2355 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2357 * tree.c (function_args_count): Remove.
2358 * tree.h: Remove the prototype for function_args_count.
2360 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2362 * tree-iterator.c (expr_only): Remove.
2363 * tree.h: Remove the prototype for expr_only.
2365 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2367 * reginfo.c (cannot_change_mode_set_regs): Remove.
2368 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2370 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2372 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2373 whether operands 0 and 1 overlaps.
2375 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2378 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2379 pointer. Use warning_at instead of warning.
2380 (search_for_addr_array): Likewise.
2381 (check_array_bounds): Likewise.
2382 (check_all_array_refs): Check that the incoming edge is not in the
2383 list of edges to be removed.
2384 (check_all_array_refs): Avoid the temporal pointer.
2385 (vrp_visit_cond_stmt): Fix typo.
2386 (simplify_switch_using_ranges): Handle the case where the switch
2387 index is an integer constant.
2389 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2391 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2393 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2395 * doc/extend.texi, doc/invoke.texi: Fix typos.
2397 2009-04-17 Cary Coutant <ccoutant@google.com>
2399 * tree-flow-inline.h (get_lineno): Fix inverted test.
2401 2009-04-17 Diego Novillo <dnovillo@google.com>
2403 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2404 assertion for AVAIL_OUT.
2406 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2409 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2410 * config/sh/linux-atomic.asm: Likewise.
2412 2009-04-17 Diego Novillo <dnovillo@google.com>
2414 * except.c (debug_eh_tree): New.
2415 (struct eh_region, struct eh_status): Move ...
2416 * except.h: ... here.
2417 (add_type_for_runtime): Declare extern.
2418 (lookup_type_for_runtime): Likewise.
2419 (debug_eh_tree): Declare.
2420 * Makefile.in (GTFILES): List except.h before except.c
2422 2009-04-17 Diego Novillo <dnovillo@google.com>
2424 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2425 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2426 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2427 (find_vars_r): ... here.
2428 * tree-flow.h (find_referenced_vars_in): Declare.
2429 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2430 that AVAIL_OUT exists for BLOCK.
2431 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2432 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2433 (tree-parloops.o): Likewise.
2435 2009-04-17 Simon Baldwin <simonb@google.com>
2437 * toplev.c (default_tree_printer): Add handling for %E format.
2439 2009-04-17 Diego Novillo <dnovillo@google.com>
2441 * tree-pretty-print.c (dump_generic_node): Add break after
2442 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2443 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2444 FUNCTION_TYPE together. Call print_struct_decl when printing
2445 structures and TDF_SLIM is not given.
2446 (print_struct_decl): Fix logic for detecting recursion.
2448 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2451 * gcc.c (create_at_file): New.
2452 (compile_input_file_p): New.
2453 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2454 * main.c (main): Update call to toplev_main.
2455 * toplev.c (toplev_main): Change signature. Call expandargv.
2456 * toplev.h (toplev_main): Change signature.
2458 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2460 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2461 if the latter is not constant.
2463 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2465 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2467 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2469 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2470 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2472 2009-04-17 Richard Guenther <rguenther@suse.de>
2474 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2475 Handle component references view-converting an invariant address.
2477 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2479 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2480 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2481 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2482 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2483 Use @deftypevr rather than @deftypevar.
2485 2009-04-17 Richard Guenther <rguenther@suse.de>
2487 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2488 (get_prop_source_stmt): Likewise.
2489 (can_propagate_from): Likewise.
2491 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2493 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2494 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2495 (--with-multilib-list): Add default value.
2496 * configure: Regenerate.
2497 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2498 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2499 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2500 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2501 Don't add default cpu to multilib list unnecessarily, but do enable
2502 the relevant compiler option..
2503 Add support for --with-multilib-list=<blank> and
2504 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2505 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2506 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2507 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2509 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2510 (MULTILIB_OSDIRNAMES): New variable.
2511 * config/sh/t-1e: Delete file.
2512 * config/sh/t-mlib-sh1: Delete file.
2513 * config/sh/t-mlib-sh2: Delete file.
2514 * config/sh/t-mlib-sh2a: Delete file.
2515 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2516 * config/sh/t-mlib-sh2a-single: Delete file.
2517 * config/sh/t-mlib-sh2a-single-only: Delete file.
2518 * config/sh/t-mlib-sh2e: Delete file.
2519 * config/sh/t-mlib-sh3e: Delete file.
2520 * config/sh/t-mlib-sh4: Delete file.
2521 * config/sh/t-mlib-sh4-nofpu: Delete file.
2522 * config/sh/t-mlib-sh4-single: Delete file.
2523 * config/sh/t-mlib-sh4-single-only: Delete file.
2524 * config/sh/t-mlib-sh4a: Delete file.
2525 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2526 * config/sh/t-mlib-sh4a-single: Delete file.
2527 * config/sh/t-mlib-sh4a-single-only: Delete file.
2528 * config/sh/t-mlib-sh4al: Delete file.
2529 * config/sh/t-mlib-sh5-32media: Delete file.
2530 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2531 * config/sh/t-mlib-sh5-64media: Delete file.
2532 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2533 * config/sh/t-mlib-sh5-compact: Delete file.
2534 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2535 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2536 * doc/install.texi (Options specification): Add
2537 --with-multilib-list and --with-endian.
2539 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2541 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2543 (OBJS-common): Add plugin-version.o.
2544 (plugin-version.o): New.
2545 * gcc-plugin.h (plugin_gcc_version): New.
2546 (plugin_default_version_check): New.
2547 (plugin_init_func, plugin_init): Add version argument.
2548 * plugin-version.c: New.
2549 * plugin.c (str_plugin_gcc_version_name): New.
2550 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2551 pass it to the init function.
2552 (plugin_default_version_check): New.
2554 2009-04-17 Richard Guenther <rguenther@suse.de>
2556 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2557 for decl-vs-decl disambiguation.
2559 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2561 * config/s390/s390.h (s390_tune_attr): New macro definition.
2562 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2564 2009-04-17 Richard Guenther <rguenther@suse.de>
2566 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2567 (fold_stmt_r): Likewise.
2568 (maybe_fold_reference): New function.
2569 (fold_gimple_assign): Handle cases fold_stmt_r did.
2570 (fold_stmt): Do not use fold_stmt_r.
2571 (fold_stmt_inplace): Likewise.
2573 2009-04-17 Richard Guenther <rguenther@suse.de>
2575 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2576 (record_equivalences_from_stmt): Remove useless checks and
2578 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2579 the type is already suitable.
2581 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2583 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2585 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2587 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2588 (CMPtype): Define as __gcc_CMPtype.
2590 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2592 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2593 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2595 2009-04-17 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/39746
2598 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2599 special-casing for builtins and static variable use/def.
2600 (call_may_clobber_ref_p_1): Likewise.
2602 2009-04-16 Ian Lance Taylor <iant@google.com>
2604 * df.h: Include "timevar.h".
2605 (struct df_problem): Change tv_id field to timevar_id_t.
2606 * tree-pass.h: Include "timevar.h".
2607 (struct opt_pass): Change tv_id field to timevar_id_t.
2608 * timevar.h (timevar_id_t): Define TV_NONE.
2609 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2610 TV_NONE rather than tv_id != 0.
2611 (execute_one_pass): Likewise.
2612 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2613 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2614 dependencies to $(TREE_PASS_H).
2615 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2617 (pass_branch_target_load_optimize2): Likewise.
2618 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2619 (pass_outof_cfg_layout_mode): Likewise.
2620 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2621 (pass_rebuild_cgraph_edges): Likewise.
2622 (pass_remove_cgraph_callee_edges): Likewise.
2623 * df-core.c (pass_df_initialize_opt): Likewise.
2624 (pass_df_initialize_no_opt): Likewise.
2625 (pass_df_finish): Likewise.
2626 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2627 * except.c (pass_set_nothrow_function_flags): Likewise.
2628 (pass_convert_to_eh_region_ranges): Likewise.
2629 * final.c (pass_compute_alignments): Likewise.
2630 * function.c (pass_instantiate_virtual_regs): Likewise.
2631 (pass_init_function): Likewise.
2632 (pass_leaf_regs): Likewise.
2633 (pass_match_asm_constraints): Likewise.
2634 * gimple-low.c (pass_lower_cf): Likewise.
2635 (pass_mark_used_blocks): Likewise.
2636 * init-regs.c (pass_initialize_regs): Likewise.
2637 * integrate.c (pass_initial_value_sets): Likewise.
2638 * ira.c (pass_ira): Likewise.
2639 * jump.c (pass_cleanup_barriers): Likewise.
2640 * omp-low.c (pass_expand_omp): Likewise.
2641 (pass_lower_omp): Likewise.
2642 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2643 * recog.c (pass_split_all_insns): Likewise.
2644 (pass_split_after_reload): Likewise.
2645 (pass_split_before_regstack): Likewise.
2646 (pass_split_before_sched2): Likewise.
2647 (pass_split_for_shorten_branches): Likewise.
2648 * reginfo.c (pass_reginfo_init): Likewise.
2649 (pass_subregs_of_mode_init): Likewise.
2650 (pass_subregs_of_mode_finish): Likewise.
2651 * passes.c (pass_postreload): Likewise.
2652 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2653 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2654 (pass_warn_function_return): Likewise.
2655 (pass_warn_function_noreturn): Likewise.
2656 * tree-complex.c (pass_lower_complex): Likewise.
2657 (pass_lower_complex_O0): Likewise.
2658 * tree-if-conv.c (pass_if_conversion): Likewise.
2659 * tree-into-ssa.c (pass_build_ssa): Likewise.
2660 * tree-mudflap.c (pass_mudflap_1): Likewise.
2661 (pass_mudflap_2): Likewise.
2662 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2663 (pass_mudflap_2): Likewise.
2664 * tree-nrv.c (pass_return_slot): Likewise.
2665 * tree-object-size.c (pass_object_sizes): Likewise.
2666 * tree-optimize.c (pass_all_optimizations): Likewise.
2667 (pass_early_local_passes): Likewise.
2668 (pass_all_early_optimizations): Likewise.
2669 (pass_cleanup_cfg): Likewise.
2670 (pass_cleanup_cfg_post_optimizing): Likewise.
2671 (pass_free_datastructures): Likewise.
2672 (pass_free_cfg_annotations): Likewise.
2673 (pass_fixup_cfg): Likewise.
2674 (pass_init_datastructures): Likewise.
2675 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2676 (pass_late_warn_uninitialized): Likewise.
2677 (pass_update_address_taken): Likewise.
2678 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2679 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2680 (pass_cse_sincos): Likewise.
2681 (pass_convert_to_rsqrt): Likewise.
2682 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2683 * tree-stdarg.c (pass_stdarg): Likewise.
2684 * tree-tailcall.c (pass_tail_recursion): Likewise.
2685 (pass_tail_calls): Likewise.
2686 * tree-vect-generic.c (pass_lower_vector): Likewise.
2687 (pass_lower_vector_ssa): Likewise.
2688 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2690 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2692 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2694 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2696 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2697 logical and signext.
2699 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2702 * config/sh/predicates.md (arith_operand): Check if the operand
2703 of TRUNCATE is a REG.
2705 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2707 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2708 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2710 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2712 * tree-iterator.c (tsi_split_statement_list_after,
2713 tsi_split_statement_list_before): Remove.
2714 * tree-iterator.h: Remove the prototypes for
2715 tsi_split_statement_list_after and tsi_split_statement_list_before.
2717 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2719 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2720 * tree-ssa-propagate.h: Remove the prototype for
2721 stmt_makes_single_load.
2723 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2725 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2726 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2728 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2730 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2732 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2734 * except.c (eh_region_outer_p): Remove.
2735 * except.h: Remove the prototype for eh_region_outer_p.
2737 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2739 * function.c (current_function_assembler_name): Remove.
2740 * function.h: Remove the prototype for
2741 current_function_assembler_name.
2743 2009-04-16 Ian Lance Taylor <iant@google.com>
2745 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2746 (add_reg_note): Call alloc_reg_note.
2747 * rtl.h (alloc_reg_note): Declare.
2748 * combine.c (try_combine): Use alloc_reg_note.
2749 (recog_for_combine, move_deaths): Likewise.
2750 (distribute_notes): Use alloc_reg_note and add_reg_note.
2751 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2752 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2753 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2755 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2757 PR rtl-optimization/39762
2758 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2759 ira_may_move_out_cost): Add comments about way of their usage.
2760 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2762 * ira-conflicts.c (process_regs_for_copy): Use function
2763 ira_get_register_move_cost instead of global
2764 ira_register_move_cost.
2766 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2767 color_pass, move_spill_restore, update_curr_costs): Ditto.
2769 * ira-lives.c (process_single_reg_class_operands): Ditto.
2771 * ira-emit.c (emit_move_list): Ditto.
2773 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2774 (record_reg_classes): Ditto. Use functions
2775 ira_get_register_move_cost and ira_get_may_move_cost instead of
2776 global vars ira_register_move_cost, ira_may_move_out_cost and
2777 ira_may_move_in_cost.
2778 (record_address_regs): Don't call ira_init_register_move_cost.
2779 Use function ira_get_may_move_cost instead of global
2780 ira_may_move_in_cost.
2781 (process_bb_node_for_hard_reg_moves): Use function
2782 ira_get_register_move_cost instead of global ira_register_move_cost.
2783 (ira_costs): Don't call ira_init_register_move_cost.
2785 2009-04-16 Richard Guenther <rguenther@suse.de>
2787 * tree-cfg.c (verify_gimple_assign_binary):
2788 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2789 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2790 (create_general_new_stmt): Note that this function is broken.
2792 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2794 * common.opt (fhelp): Add Var(help_flag).
2795 * gcc-plugin.h (plugin_info): Add help.
2796 * plugin.c (plugin_name_args): Add help.
2797 (register_plugin_info): Set plugin->help.
2798 (print_help_one_plugin): New.
2799 (print_plugins_help): New.
2800 * plugin.h (print_plugins_help): New.
2801 * toplev.c (toplev_main): Call print_plugins_help if needed.
2803 2009-04-16 Richard Guenther <rguenther@suse.de>
2805 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2806 (gimple_ior_addresses_taken_1): New function.
2807 (gimple_ior_addresses_taken): Likewise.
2808 * gimple.h (struct gimple_statement_with_ops_base): Remove
2809 addresses_taken member.
2810 (gimple_ior_addresses_taken): Declare.
2811 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2812 gimple_set_addresses_taken): Remove.
2813 * ipa-reference.c (mark_address): New function.
2814 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2815 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2816 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2817 (gimple_add_to_addresses_taken): Remove.
2818 (get_tmr_operands): Call mark_address_taken.
2819 (get_asm_expr_operands): Likewise.
2820 (get_expr_operands): Likewise.
2821 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2822 (free_stmt_operands): Do not free it.
2823 * tree-ssa.c (delete_tree_ssa): Likewise.
2824 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2826 2009-04-16 Richard Guenther <rguenther@suse.de>
2828 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2829 (walk_stmt_load_store_ops): Likewise.
2830 * gimple.c (get_base_loadstore): New function.
2831 (walk_stmt_load_store_addr_ops): Likewise.
2832 (walk_stmt_load_store_ops): Likewise.
2833 * ipa-pure-const.c (check_op): Simplify.
2834 (check_load, check_store): New functions.
2835 (check_stmt): Use walk_stmt_load_store_ops.
2836 * ipa-reference.c (mark_load): Adjust signature.
2837 (mark_store): Likewise.
2838 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2840 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2842 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2844 * opts.c (common_handle_option): Don't call print_version.
2845 * plugin.c (plugin_name_args): Add version.
2846 (register_plugin_info): New.
2847 (register_callback): Handle PLUGIN_INFO.
2848 (try_init_one_plugin): New.
2849 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2851 (finalize_one_plugin): New.
2852 (finalize_plugins): New.
2853 (print_one_plugin): New.
2854 (print_plugins_versions): New.
2855 * plugin.h (print_plugins_versions): New.
2856 (finalize_plugins): New.
2857 * toplev.c (compile_file): Don't call initialize_plugins.
2858 (print_version): Call print_plugins_versions.
2859 (toplev_main): Call initialize_plugins. Print version if needed.
2860 Call finalize_plugins.
2862 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2864 * common.opt (fversion): New.
2865 * gcc.c (print_version): New.
2866 (process_command): Don't print the version. Just set print_version.
2867 (main): Print version. Call subprocesses if print_version and
2868 verbose_flag are set.
2869 * opts.c (common_handle_option): Handle OPT_fversion.
2871 2009-04-16 Richard Guenther <rguenther@suse.de>
2872 Ira Rosen <irar@il.ibm.com>
2874 PR tree-optimization/39698
2875 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2876 type of the reduction variable. Only generate the def if
2879 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2880 make sure to first convert to an integer of the same precision.
2881 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2882 the type of the evolution correctly in computing the new
2883 induction variable base.
2885 2009-04-16 Richard Guenther <rguenther@suse.de>
2888 * tree-cfg.c (make_blocks): Split statements with to-be
2889 abnormal SSA names on the lhs.
2891 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2893 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2894 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2895 * c-typeck.c (really_start_incremental_init): Likewise.
2896 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2897 (TARGET_INITIALIZER): Remove it.
2898 * target.h (struct target): Remove vector_opaque_p.
2899 * tree.c (build_opaque_vector_type): New.
2900 * tree.h (TYPE_VECTOR_OPAQUE): New.
2901 (build_opaque_vector_type): Declare.
2902 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2903 * config/rs6000/rs6000.c (build_opaque_vector_type,
2904 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2905 (rs6000_init_builtins): Use build_opaque_vector_type for
2906 opaque_V4SI_type_node.
2908 2009-04-15 Catherine Moore <clm@codesourcery.com>
2910 * debug.h (set_name): Declare.
2911 * dwarf2out.c (dwarf2out_set_name): Declare.
2912 (dwarf2_debug_hooks): Add set_name.
2913 (find_AT_string): New.
2914 (add_AT_string): Call find_AT_string.
2915 (dwarf2out_set_name): New.
2916 * cp/decl.c (grokdeclarator): Call set_name.
2917 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2918 * debug.c (do_nothing_debug_hooks): Likewise.
2919 * dbxout.c (dbx_debug_hooks): Likewise.
2920 * sdbout.c (sdb_debug_hooks): Likewise.
2922 2009-04-15 Michael Eager <eager@eagercon.com>
2924 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2925 reg for single-precision FPU.
2926 * config/rs6000/rs6000.md (movsi_internal1): Only for
2928 (movsi_internal1_single): New. Add pattern to move SI values to/from
2929 single-precision FP regs.
2931 2009-04-15 Richard Guenther <rguenther@suse.de>
2933 * omp-low.c (lower_rec_input_clauses): Build correct address
2935 (expand_omp_for_generic): Fix multiplication type.
2936 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2937 (generate_memset_zero): Fix types.
2938 * tree-profile.c (prepare_instrumented_value): Correctly
2941 2009-04-15 Ian Lance Taylor <iant@google.com>
2943 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2944 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2945 for -Wall and for -Wc++-compat.
2946 (c_common_post_options): For C++, set warn_enum_compare if not
2948 * c-tree.h (struct c_expr): Add field original_type.
2949 (build_external_ref): Update declaration.
2950 * c-parser.c (c_parser_braced_init): Set original_type.
2951 (c_parser_initelt): Likewise.
2952 (c_parser_expr_no_commas): Likewise.
2953 (c_parser_conditional_expression): Likewise.
2954 (c_parser_cast_expression): Likewise.
2955 (c_parser_unary_expression): Likewise. Pull setting of
2956 original_code to top of function.
2957 (c_parser_sizeof_expression): Set original_type.
2958 (c_parser_alignof_expression): Likewise.
2959 (c_parser_postfix_expression): Likewise. Pull setting of
2960 original_code to top of function.
2961 (c_parser_postfix_expression_after_paren_type): Set original_type.
2962 (c_parser_postfix_expression_after_primary): Likewise.
2963 (c_parser_expression): Likewise.
2964 * c-typeck.c (build_external_ref): Add type parameter. Change all
2966 (c_expr_sizeof_expr): Set original_type field.
2967 (parser_build_unary_op): Likewise.
2968 (parser_build_binary_op): Likewise. Optionally warn about
2969 comparisons of enums of different types.
2970 (digest_init): Set original_type field.
2971 (really_start_incremental_init): Likewise.
2972 (push_init_level, pop_init_level): Likewise.
2973 * doc/invoke.texi (Warning Options): -Wenum-compare now
2976 2009-04-15 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2979 out a necessary conversion.
2980 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2981 names we didn't value number.
2982 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2984 2009-04-15 Richard Guenther <rguenther@suse.de>
2986 PR tree-optimization/39764
2987 * tree-ssa-ccp.c (get_value): Canonicalize value with
2988 canonicalize_float_value.
2990 2009-04-15 Jan Hubicka <jh@suse.cz>
2992 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2993 Wrong version of patch.
2995 2009-04-15 Jan Hubicka <jh@suse.cz>
2997 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2999 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3001 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3002 our distinct integral and vector types.
3004 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3006 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3007 * init.c (build_vtbl_address): Remove call to assemble_external.
3009 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3011 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3012 output for other floating point modes.
3014 2009-04-14 Diego Novillo <dnovillo@google.com>
3016 * diagnostic.c (diagnostic_report_diagnostic): Do not
3017 warn about loaded plugins for DK_ERROR and DK_WARNING.
3018 * c-decl.c (declspecs_add_type): Move call to
3019 invoke_plugin_callbacks ...
3020 * c-parser.c (c_parser_declspecs): ... here.
3021 * plugin.c (dump_active_plugins): Tidy output.
3023 2009-04-14 Diego Novillo <dnovillo@google.com>
3024 Le-Chun Wu <lcwu@google.com>
3026 * configure.ac: Add --enable-plugin support.
3027 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3028 * Makefile.in (PLUGIN_H): Define.
3029 Export ENABLE_PLUGIN and GMPINC to site.exp.
3030 Add PLUGINLIBS to link command.
3031 Add/modify dependencies for plugin.o and files including plugin.h.
3033 * config.in: Regenerate.
3035 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3038 2009-04-14 Le-Chun Wu <lcwu@google.com>
3040 * tree-pass.h (register_one_dump_file): Add a prototype for
3041 register_one_dump_file.
3042 * toplev.c (compile_file): Call initialize_plugins.
3043 (do_compile): Call invoke_plugin_callbacks.
3044 (toplev_main): Call invoke_plugin_callbacks.
3045 * common.opt: Add -fplugin= and -fplugin-arg-.
3046 * gcc-plugin.h: New public header file for plugins to include.
3047 * plugin.c: New source file.
3048 * plugin.h: New internal header file.
3049 * passes.c (register_one_dump_file): Make it external.
3051 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3053 2009-04-14 Diego Novillo <dnovillo@google.com>
3055 * doc/plugins.texi: New.
3056 * doc/gccint.texi: Add reference to Plugins chapter.
3057 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3058 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3059 loaded plugins, if any.
3060 * timevar.def (TV_PLUGIN_INIT): Define.
3061 (TV_PLUGIN_RUN): Define.
3062 * plugin.c: Include timevar.h
3063 (plugins_active_p): New.
3064 (dump_active_plugins): New.
3065 (debug_active_plugins): New.
3067 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3069 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3071 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3073 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3075 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3076 the same as a minus without a shift.
3078 2009-04-14 Nick Clifton <nickc@redhat.com>
3080 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3081 comparisons with small integers will always produce a short
3084 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3087 2008-12-19 Diego Novillo <dnovillo@google.com>
3089 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3091 2009-04-14 Richard Guenther <rguenther@suse.de>
3093 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3095 (verify_gimple_assign_binary): Likewise. Handle shifts and
3097 (verify_gimple_phi): Print the mismatched argument position.
3098 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3100 (vect_update_init_of_dr): Likewise.
3101 * matrix-reorg.c (transform_access_sites): Do what the
3103 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3105 2009-04-13 Michael Eager <eager@eagercon.com>
3107 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3108 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3109 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3110 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3111 remove duplicate config
3113 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3115 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3116 file_name:line_number type locator of the call site.
3118 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3120 * genautomata.c: Put blank after comma.
3121 (automaton_decls): New.
3122 (struct unit_usage): Add comments to member next.
3123 (store_alt_unit_usage): Keep the list ordered.
3124 (unit_present_on_list_p, equal_alternatives_p): New.
3125 (check_regexp_units_distribution): Check units distribution
3126 correctness correctly.
3127 (main): Don't write automata if error is found. Return correct
3130 * config/m68k/cf.md (cfv4_ds): Remove.
3131 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3132 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3134 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3135 power4-load-ext, power4-store, power4-store-update,
3136 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3137 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3138 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3139 power4-sqrt, power4-isync): Modify reservation to make correct
3140 unit distribution to automata.
3142 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3143 power5-store-update, power5-two, power5-three, power5-lmul,
3144 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3146 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3148 * except.c (pass_set_nothrow_function_flags): Set name and add
3150 (set_nothrow_function_flags): Mention in the dump file when
3151 changing a function to nothrow.
3153 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3156 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3157 instead of unsigned long.
3159 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3161 * config/arm/arm.c (return_used_this_function): Remove.
3162 (arm_output_function_prologue): Remove use of
3163 return_used_this_function.
3164 (output_return_instruction): Replace use of
3165 return_used_this_function
3166 by cfun->machine->return_used_this_function.
3167 (arm_output_epilogue): Likewise.
3168 (arm_output_function_epilogue): Likewise.
3169 (thumb_unexpanded_epilogue): Likewise.
3170 * config/arm/arm.h (struct machine_function):
3171 New member return_used_this_function.
3173 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3175 * doc/install.texi: Correct description of default directory for
3176 --with-gxx-include-dir.
3178 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3180 * fold-const.c (build_range_check): Properly deal with enumeral and
3183 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3185 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3186 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3187 * params.h (MAX_GCSE_PASSES): Remove.
3188 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3189 in sequence. Remove ability to run multiple passes.
3190 (bypass_jumps): Report run as third CPROP pass.
3192 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3195 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3196 when deciding whether the whole SEQUENCE can throw.
3198 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3201 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3202 offseted label references.
3204 2009-04-11 Jan Hubicka <jh@suse.cz>
3206 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3208 2009-04-11 Richard Guenther <rguenther@suse.de>
3211 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3212 return variables as TREE_ADDRESSABLE.
3214 2009-04-11 Richard Guenther <rguenther@suse.de>
3216 PR tree-optimization/39713
3217 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3218 reference trees have SSA_NAME operands.
3220 2009-04-11 Richard Guenther <rguenther@suse.de>
3223 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3224 address expressions.
3226 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3228 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3229 match changes in Cygwin 1.7
3230 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3231 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3233 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3235 PR tree-optimization/39701
3236 * doc/invoke.texi (Optimization Options): Document change in
3237 meaning and initialization of -fdelete-null-pointer-checks.
3239 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3242 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3244 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3247 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3249 2009-04-10 Chao-ying Fu <fu@mips.com>
3251 * doc/tm.texi (Instruction Output): Document
3252 TARGET_ASM_FINAL_POSTSCAN_INSN.
3253 * target.h (final_postscan_insn): New field in asm_out.
3254 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3255 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3256 * final.c (final_scan_insn): Call
3257 targetm.asm_out.final_postscan_insn after outputting
3258 an asm macro and a normal instruction.
3260 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3261 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3262 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3263 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3264 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3266 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3269 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3270 variables as non-NULL even with -fdelete-null-pointer-checks.
3272 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3274 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3276 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3279 * config/i386/i386.c (classify_argument): Handle SCmode with
3280 (bit_offset % 64) != 0.
3282 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3284 * doc/invoke.texi (Optimize Options): Add cross-reference to
3285 -Q --help=optimizers examples.
3287 2009-04-10 Ben Elliston <bje@au.ibm.com>
3290 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3291 regalign for the reg == fpr and TDmode case.
3293 2009-04-09 David Ayers <ayers@fsfe.org>
3296 * objc/objc-act.c (warn_with_method): Remove helper function.
3297 (check_duplicates): Call warning and inform directly.
3298 (really_start_method): Likewise.
3300 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3302 * expmed.c (expand_divmod): Always use a comparison for a division
3303 by a large unsigned integer.
3305 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3306 for things others than variables or functions as nonzero.
3308 2009-04-09 Nick Clifton <nickc@redhat.com>
3310 * unwind-compat.c: Change copyright header to refer to version
3311 3 of the GNU General Public License with version 3.1 of the
3312 GCC Runtime Library Exception and to point readers at the
3313 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3314 * config/alpha/crtfastmath.c: Likewise.
3315 * config/alpha/linux-unwind.h: Likewise.
3316 * config/alpha/qrnnd.asm: Likewise.
3317 * config/alpha/vms-crt0-64.c: Likewise.
3318 * config/alpha/vms-crt0.c: Likewise.
3319 * config/alpha/vms-dwarf2.asm: Likewise.
3320 * config/alpha/vms-dwarf2eh.asm: Likewise.
3321 * config/alpha/vms-psxcrt0-64.c: Likewise.
3322 * config/alpha/vms-psxcrt0.c: Likewise.
3323 * config/alpha/vms_tramp.asm: Likewise.
3324 * config/arc/initfini.c: Likewise.
3325 * config/arc/lib1funcs.asm: Likewise.
3326 * config/arm/bpabi-v6m.S: Likewise.
3327 * config/arm/bpabi.S: Likewise.
3328 * config/arm/bpabi.c: Likewise.
3329 * config/arm/crti.asm: Likewise.
3330 * config/arm/crtn.asm: Likewise.
3331 * config/arm/ieee754-df.S: Likewise.
3332 * config/arm/ieee754-sf.S: Likewise.
3333 * config/arm/lib1funcs.asm: Likewise.
3334 * config/arm/libunwind.S: Likewise.
3335 * config/arm/linux-atomic.c: Likewise.
3336 * config/arm/mmintrin.h: Likewise.
3337 * config/arm/pr-support.c: Likewise.
3338 * config/arm/unaligned-funcs.c: Likewise.
3339 * config/arm/unwind-arm.c: Likewise.
3340 * config/arm/unwind-arm.h: Likewise.
3341 * config/avr/libgcc.S: Likewise.
3342 * config/bfin/crti.s: Likewise.
3343 * config/bfin/crtlibid.s: Likewise.
3344 * config/bfin/crtn.s: Likewise.
3345 * config/bfin/lib1funcs.asm: Likewise.
3346 * config/bfin/linux-unwind.h: Likewise.
3347 * config/cris/arit.c: Likewise.
3348 * config/cris/cris_abi_symbol.c: Likewise.
3349 * config/darwin-64.c: Likewise.
3350 * config/darwin-crt2.c: Likewise.
3351 * config/darwin-crt3.c: Likewise.
3352 * config/darwin.h: Likewise.
3353 * config/dbxelf.h: Likewise.
3354 * config/dfp-bit.c: Likewise.
3355 * config/dfp-bit.h: Likewise.
3356 * config/elfos.h: Likewise.
3357 * config/fixed-bit.c: Likewise.
3358 * config/fixed-bit.h: Likewise.
3359 * config/fp-bit.c: Likewise.
3360 * config/fp-bit.h: Likewise.
3361 * config/fr30/crti.asm: Likewise.
3362 * config/fr30/crtn.asm: Likewise.
3363 * config/fr30/lib1funcs.asm: Likewise.
3364 * config/freebsd-spec.h: Likewise.
3365 * config/frv/cmovd.c: Likewise.
3366 * config/frv/cmovh.c: Likewise.
3367 * config/frv/cmovw.c: Likewise.
3368 * config/frv/frvbegin.c: Likewise.
3369 * config/frv/frvend.c: Likewise.
3370 * config/frv/lib1funcs.asm: Likewise.
3371 * config/glibc-stdint.h: Likewise.
3372 * config/h8300/clzhi2.c: Likewise.
3373 * config/h8300/crti.asm: Likewise.
3374 * config/h8300/crtn.asm: Likewise.
3375 * config/h8300/ctzhi2.c: Likewise.
3376 * config/h8300/fixunssfsi.c: Likewise.
3377 * config/h8300/lib1funcs.asm: Likewise.
3378 * config/h8300/parityhi2.c: Likewise.
3379 * config/h8300/popcounthi2.c: Likewise.
3380 * config/i386/ammintrin.h: Likewise.
3381 * config/i386/att.h: Likewise.
3382 * config/i386/avxintrin.h: Likewise.
3383 * config/i386/biarch64.h: Likewise.
3384 * config/i386/bmmintrin.h: Likewise.
3385 * config/i386/cpuid.h: Likewise.
3386 * config/i386/cross-stdarg.h: Likewise.
3387 * config/i386/crtfastmath.c: Likewise.
3388 * config/i386/crtprec.c: Likewise.
3389 * config/i386/cygming-crtbegin.c: Likewise.
3390 * config/i386/cygming-crtend.c: Likewise.
3391 * config/i386/cygwin.asm: Likewise.
3392 * config/i386/emmintrin.h: Likewise.
3393 * config/i386/gmm_malloc.h: Likewise.
3394 * config/i386/gthr-win32.c: Likewise.
3395 * config/i386/i386.h: Likewise.
3396 * config/i386/immintrin.h: Likewise.
3397 * config/i386/linux-unwind.h: Likewise.
3398 * config/i386/linux64.h: Likewise.
3399 * config/i386/mm3dnow.h: Likewise.
3400 * config/i386/mmintrin-common.h: Likewise.
3401 * config/i386/mmintrin.h: Likewise.
3402 * config/i386/nmmintrin.h: Likewise.
3403 * config/i386/pmm_malloc.h: Likewise.
3404 * config/i386/pmmintrin.h: Likewise.
3405 * config/i386/smmintrin.h: Likewise.
3406 * config/i386/sol2-c1.asm: Likewise.
3407 * config/i386/sol2-ci.asm: Likewise.
3408 * config/i386/sol2-cn.asm: Likewise.
3409 * config/i386/sol2-gc1.asm: Likewise.
3410 * config/i386/tmmintrin.h: Likewise.
3411 * config/i386/unix.h: Likewise.
3412 * config/i386/w32-unwind.h: Likewise.
3413 * config/i386/wmmintrin.h: Likewise.
3414 * config/i386/x86-64.h: Likewise.
3415 * config/i386/x86intrin.h: Likewise.
3416 * config/i386/xmmintrin.h: Likewise.
3417 * config/ia64/crtbegin.asm: Likewise.
3418 * config/ia64/crtend.asm: Likewise.
3419 * config/ia64/crtfastmath.c: Likewise.
3420 * config/ia64/crti.asm: Likewise.
3421 * config/ia64/crtn.asm: Likewise.
3422 * config/ia64/fde-glibc.c: Likewise.
3423 * config/ia64/lib1funcs.asm: Likewise.
3424 * config/ia64/linux-unwind.h: Likewise.
3425 * config/ia64/quadlib.c: Likewise.
3426 * config/ia64/unwind-ia64.c: Likewise.
3427 * config/linux.h: Likewise.
3428 * config/m32c/m32c-lib1.S: Likewise.
3429 * config/m32c/m32c-lib2-trapv.c: Likewise.
3430 * config/m32c/m32c-lib2.c: Likewise.
3431 * config/m32r/initfini.c: Likewise.
3432 * config/m68hc11/larith.asm: Likewise.
3433 * config/m68hc11/m68hc11-crt0.S: Likewise.
3434 * config/m68k/cf.md: Likewise.
3435 * config/m68k/crti.s: Likewise.
3436 * config/m68k/crtn.s: Likewise.
3437 * config/m68k/lb1sf68.asm: Likewise.
3438 * config/m68k/linux-unwind.h: Likewise.
3439 * config/mcore/crti.asm: Likewise.
3440 * config/mcore/crtn.asm: Likewise.
3441 * config/mcore/lib1.asm: Likewise.
3442 * config/mips/linux-unwind.h: Likewise.
3443 * config/mips/loongson.h: Likewise.
3444 * config/mips/mips16.S: Likewise.
3445 * config/mmix/crti.asm: Likewise.
3446 * config/mmix/crtn.asm: Likewise.
3447 * config/pa/fptr.c: Likewise.
3448 * config/pa/hpux-unwind.h: Likewise.
3449 * config/pa/lib2funcs.asm: Likewise.
3450 * config/pa/linux-atomic.c: Likewise.
3451 * config/pa/linux-unwind.h: Likewise.
3452 * config/pa/milli64.S: Likewise.
3453 * config/pa/quadlib.c: Likewise.
3454 * config/pa/stublib.c: Likewise.
3455 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3456 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3457 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3458 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3459 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3460 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3461 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3462 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3463 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3464 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3465 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3466 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3467 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3468 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3469 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3470 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3471 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3472 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3473 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3474 * config/rs6000/750cl.h: Likewise.
3475 * config/rs6000/altivec.h: Likewise.
3476 * config/rs6000/biarch64.h: Likewise.
3477 * config/rs6000/crtresfpr.asm: Likewise.
3478 * config/rs6000/crtresgpr.asm: Likewise.
3479 * config/rs6000/crtresxfpr.asm: Likewise.
3480 * config/rs6000/crtresxgpr.asm: Likewise.
3481 * config/rs6000/crtsavfpr.asm: Likewise.
3482 * config/rs6000/crtsavgpr.asm: Likewise.
3483 * config/rs6000/darwin-asm.h: Likewise.
3484 * config/rs6000/darwin-fallback.c: Likewise.
3485 * config/rs6000/darwin-fpsave.asm: Likewise.
3486 * config/rs6000/darwin-ldouble.c: Likewise.
3487 * config/rs6000/darwin-tramp.asm: Likewise.
3488 * config/rs6000/darwin-unwind.h: Likewise.
3489 * config/rs6000/darwin-vecsave.asm: Likewise.
3490 * config/rs6000/darwin-world.asm: Likewise.
3491 * config/rs6000/e500crtres32gpr.asm: Likewise.
3492 * config/rs6000/e500crtres64gpr.asm: Likewise.
3493 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3494 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3495 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3496 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3497 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3498 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3499 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3500 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3501 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3502 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3503 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3504 * config/rs6000/eabi-ci.asm: Likewise.
3505 * config/rs6000/eabi-cn.asm: Likewise.
3506 * config/rs6000/eabi.asm: Likewise.
3507 * config/rs6000/linux-unwind.h: Likewise.
3508 * config/rs6000/linux64.h: Likewise.
3509 * config/rs6000/paired.h: Likewise.
3510 * config/rs6000/paired.md: Likewise.
3511 * config/rs6000/ppc64-fp.c: Likewise.
3512 * config/rs6000/ppu_intrinsics.h: Likewise.
3513 * config/rs6000/rs6000.h: Likewise.
3514 * config/rs6000/si2vmx.h: Likewise.
3515 * config/rs6000/sol-ci.asm: Likewise.
3516 * config/rs6000/sol-cn.asm: Likewise.
3517 * config/rs6000/spe.h: Likewise.
3518 * config/rs6000/spu2vmx.h: Likewise.
3519 * config/rs6000/sysv4.h: Likewise.
3520 * config/rs6000/tramp.asm: Likewise.
3521 * config/rs6000/vec_types.h: Likewise.
3522 * config/s390/linux-unwind.h: Likewise.
3523 * config/s390/tpf-unwind.h: Likewise.
3524 * config/score/crti.asm: Likewise.
3525 * config/score/crtn.asm: Likewise.
3526 * config/sh/crt1.asm: Likewise.
3527 * config/sh/crti.asm: Likewise.
3528 * config/sh/crtn.asm: Likewise.
3529 * config/sh/divtab-sh4-300.c: Likewise.
3530 * config/sh/divtab-sh4.c: Likewise.
3531 * config/sh/divtab.c: Likewise.
3532 * config/sh/lib1funcs-4-300.asm: Likewise.
3533 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3534 * config/sh/lib1funcs.asm: Likewise.
3535 * config/sh/lib1funcs.h: Likewise.
3536 * config/sh/linux-atomic.asm: Likewise.
3537 * config/sh/linux-unwind.h: Likewise.
3538 * config/sh/shmedia.h: Likewise.
3539 * config/sh/sshmedia.h: Likewise.
3540 * config/sh/ushmedia.h: Likewise.
3541 * config/sparc/crtfastmath.c: Likewise.
3542 * config/sparc/linux-unwind.h: Likewise.
3543 * config/sparc/sol2-c1.asm: Likewise.
3544 * config/sparc/sol2-ci.asm: Likewise.
3545 * config/sparc/sol2-cn.asm: Likewise.
3546 * config/spu/divmodti4.c: Likewise.
3547 * config/spu/divv2df3.c: Likewise.
3548 * config/spu/float_disf.c: Likewise.
3549 * config/spu/float_unsdidf.c: Likewise.
3550 * config/spu/float_unsdisf.c: Likewise.
3551 * config/spu/float_unssidf.c: Likewise.
3552 * config/spu/mfc_multi_tag_release.c: Likewise.
3553 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3554 * config/spu/mfc_tag_release.c: Likewise.
3555 * config/spu/mfc_tag_reserve.c: Likewise.
3556 * config/spu/mfc_tag_table.c: Likewise.
3557 * config/spu/multi3.c: Likewise.
3558 * config/spu/spu_internals.h: Likewise.
3559 * config/spu/spu_intrinsics.h: Likewise.
3560 * config/spu/spu_mfcio.h: Likewise.
3561 * config/spu/vec_types.h: Likewise.
3562 * config/spu/vmx2spu.h: Likewise.
3563 * config/stormy16/stormy16-lib2.c: Likewise.
3564 * config/svr4.h: Likewise.
3565 * config/sync.c: Likewise.
3566 * config/v850/lib1funcs.asm: Likewise.
3567 * config/vxlib-tls.c: Likewise.
3568 * config/vxlib.c: Likewise.
3569 * config/vxworks-dummy.h: Likewise.
3570 * config/xtensa/crti.asm: Likewise.
3571 * config/xtensa/crtn.asm: Likewise.
3572 * config/xtensa/ieee754-df.S: Likewise.
3573 * config/xtensa/ieee754-sf.S: Likewise.
3574 * config/xtensa/lib1funcs.asm: Likewise.
3575 * config/xtensa/lib2funcs.S: Likewise.
3576 * config/xtensa/linux-unwind.h: Likewise.
3577 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3578 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3579 * coretypes.h: Likewise.
3580 * crtstuff.c: Likewise.
3581 * defaults.h: Likewise.
3582 * dwarf2.h: Likewise.
3583 * emutls.c: Likewise.
3584 * gbl-ctors.h: Likewise.
3585 * gcov-io.h: Likewise.
3586 * ginclude/float.h: Likewise.
3587 * ginclude/iso646.h: Likewise.
3588 * ginclude/stdarg.h: Likewise.
3589 * ginclude/stdbool.h: Likewise.
3590 * ginclude/stddef.h: Likewise.
3591 * ginclude/stdfix.h: Likewise.
3592 * ginclude/stdint-gcc.h: Likewise.
3593 * ginclude/tgmath.h: Likewise.
3594 * gthr-aix.h: Likewise.
3595 * gthr-dce.h: Likewise.
3596 * gthr-gnat.c: Likewise.
3597 * gthr-gnat.h: Likewise.
3598 * gthr-lynx.h: Likewise.
3599 * gthr-mipssde.h: Likewise.
3600 * gthr-nks.h: Likewise.
3601 * gthr-posix.c: Likewise.
3602 * gthr-posix.h: Likewise.
3603 * gthr-posix95.h: Likewise.
3604 * gthr-rtems.h: Likewise.
3605 * gthr-single.h: Likewise.
3606 * gthr-solaris.h: Likewise.
3607 * gthr-tpf.h: Likewise.
3608 * gthr-vxworks.h: Likewise.
3609 * gthr-win32.h: Likewise.
3611 * libgcc2.c: Likewise.
3612 * libgcc2.h: Likewise.
3613 * libgcov.c: Likewise.
3614 * tsystem.h: Likewise.
3615 * typeclass.h: Likewise.
3616 * unwind-c.c: Likewise.
3617 * unwind-compat.h: Likewise.
3618 * unwind-dw2-fde-compat.c: Likewise.
3619 * unwind-dw2-fde-darwin.c: Likewise.
3620 * unwind-dw2-fde-glibc.c: Likewise.
3621 * unwind-dw2-fde.c: Likewise.
3622 * unwind-dw2-fde.h: Likewise.
3623 * unwind-dw2.c: Likewise.
3624 * unwind-dw2.h: Likewise.
3625 * unwind-generic.h: Likewise.
3626 * unwind-pe.h: Likewise.
3627 * unwind-sjlj.c: Likewise.
3628 * unwind.inc: Likewise.
3629 * config/arm/neon-gen.ml: Change generated copyright header to
3630 refer to version 3 of the GNU General Public License with
3631 version 3.1 of the GCC Runtime Library Exception and to point
3632 readers at the COPYING3 and COPYING3.RUNTIME files and the
3633 FSF's license web page.
3634 * config/arm/arm_neon.h: Regenerate.
3636 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3638 * config/cris/cris.md: Change copyright header to refer to version
3639 3 of the GNU General Public License.
3640 * doc/install.texi2html: Change copyright header to refer to version
3641 3 of the GNU General Public License and to point readers at the
3642 COPYING3 file and the FSF's license web page.
3643 * config/vax/linux.h: Likewise.
3645 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3647 * config/i386/i386.md (cmpcc): New.
3648 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3649 (sync_compare_and_swap_cc*): Delete.
3651 * config/s390/s390.c (s390_compare_emitted): Remove.
3652 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3653 s390_compare_emitted used to be handled. Assert that modes match.
3654 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3655 refer to sync_compare_and_swap_ccsi.
3656 * config/s390/s390.h (s390_compare_emitted): Remove.
3657 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3658 instead of s390_compare_emitted.
3659 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3660 instead of s390_compare_emitted.
3661 * config/s390/s390.md (cmpcc): New.
3662 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3663 CC_REGNUM, do not pretend it's set.
3664 (sync_compare_and_swap_cc*): Delete.
3665 * config/s390/predicates.md (cc_reg_operand): New.
3667 * expr.c (sync_compare_and_swap_cc): Delete.
3668 * optabs.h (sync_compare_and_swap_cc): Delete.
3669 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3670 is being used with can_compare_p.
3671 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3673 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3674 look for a MODE_CC set instead. Use emit_store_flag.
3675 (expand_compare_and_swap_loop): Likewise, with some additional
3676 complication to avoid a force_reg when useless. Use
3677 emit_cmp_and_jump_insns.
3678 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3679 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3680 sync_compare_and_swap documentation.
3682 2009-04-09 Jan Hubicka <jh@suse.cz>
3684 * except.c (find_prev_try): Break out from ....
3685 (duplicate_eh_regions): ... here; properly update prev_try pointers
3686 when duplication part of tree.
3687 (dump_eh_tree): Improve dumping.
3688 (verify_eh_region): New.
3689 (verify_eh_tree): Use it.
3691 2009-04-06 Richard Guenther <rguenther@suse.de>
3693 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3694 &ARRAY addresses by adjusting their types and prepending
3696 * tree-cfg.c (verify_gimple_assign_single): Verify that
3697 addresses are correct.
3699 2009-04-09 Richard Guenther <rguenther@suse.de>
3701 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3702 indices into an array reference if possible.
3703 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3704 Fold POINTER_PLUS_EXPR statements with invariant address.
3706 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3709 * config.gcc (powerpc64-*-linux*): Always build biarch.
3711 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3714 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3715 it and pedwarn if this results in an INTEGER_CST.
3717 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3719 * doc/install.texi: Update minimum GMP version. Remove obsolete
3720 text in MPFR section.
3722 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3724 * dwarf2out.c (class_scope_p): New static inline.
3725 (class_or_namespace_scope_p): Use it.
3726 (gen_variable_die): Use DW_TAG_member tag for static data member
3727 declarations instead of DW_TAG_variable.
3730 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3733 2009-04-08 Richard Guenther <rguenther@suse.de>
3735 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3736 valueize random data.
3738 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3740 * config.gcc (aix tm_file): Add aix-stdint.h.
3741 (aix tm clause use_gcc_stdint): Set to wrap.
3742 * config/rs6000/aix-stdint.h: New file.
3744 2009-04-08 Richard Guenther <rguenther@suse.de>
3747 * tree-dfa.c (add_referenced_var): Do not recurse into
3748 global initializers.
3749 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3751 (fold_const_aggregate_ref): Likewise.
3753 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3755 * recog.c (ordered_comparison_operator): New.
3756 * gensupport.c (std_preds): Add it.
3757 * doc/md.texi (Machine-Independent Predicates): Document it.
3759 2009-04-08 Jan Hubicka <jh@suse.cz>
3761 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3762 * function.h (rtl_eh): Remove exception_handler_label_map.
3763 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3764 remove_exception_handler_label, for_each_eh_label_1): Remove.
3765 (rtl_remove_unreachable_regions): Remove.
3766 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3767 (find_exception_handler_labels): Don't build the hashtable.
3768 (maybe_remove_eh_handler): Remove.
3769 (for_each_eh_label): Rewrite to walk the tree.
3770 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3771 * except.h (maybe_remove_eh_handler): Remove.
3772 * passes.c (init_optimization_passes): Schedule second EH cleanup
3774 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3775 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3777 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3779 * genoutput.c (validate_optab_operands): New.
3780 (gen_insn, gen_expand): Call it.
3782 * genflags.c (gen_insn): Detect misused iterators.
3783 (main): Pass line_no to gen_insn, exit with status 1 on error.
3785 * genextract.c (line_no): Make global.
3786 (VEC_safe_set_locstr): Change assertion to error message.
3787 (main): Exit with status 1 on error.
3789 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3793 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3794 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3795 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3796 * c-convert.c (convert): Do not call fold on results of conversion
3797 functions when the result is a C_MAYBE_CONST_EXPR.
3798 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3799 of __builtin_choose_expr.
3800 * c-typeck.c (remove_c_maybe_const_expr): New.
3801 (build_unary_op, build_conditional_expr, build_compound_expr,
3802 build_binary_op, c_objc_common_truthvalue_conversion): Call
3803 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3806 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3808 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3809 CODE to produce a new one. Add a prototype to use fold_convert_const
3811 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3814 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3815 mix declarations and code.
3817 2009-04-08 Ben Elliston <bje@au.ibm.com>
3819 * gcc.c: Replace `CC' with `GCC' throughout.
3821 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3823 * doc/invoke.texi: Document Atom support.
3825 2009-04-07 Jason Merrill <jason@redhat.com>
3828 * c-common.h, c-common.c: Add flag_pretty_templates.
3829 * c-opts.c (c_common_handle_option): Set it.
3830 * c.opt: Add -fno-pretty-templates.
3831 * doc/invoke.texi (C++ Dialect Options): Likewise.
3833 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3835 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3836 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3837 (ia64_expand_builtin): Likewise.
3839 2009-04-07 Martin Jambor <mjambor@suse.cz>
3841 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3842 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3843 ADDR_EXPRS are include too.
3845 2009-04-07 Richard Guenther <rguenther@suse.de>
3847 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3848 decls are only used if passes as parameters or if they are
3849 local statics and the call is not to a builtin.
3850 (call_may_clobber_ref_p_1): Likewise.
3852 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3854 * expr.c (do_store_flag): Remove last argument. Simplify code
3855 to avoid duplication of tests already done by can_compare_p.
3856 (expand_expr_real_1): Adjust caller.
3858 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3860 * optabs.c (can_compare_p): Test the predicate of a
3861 cbranch and cstore pattern.
3863 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3865 * expr.c (convert_move): Use emit_store_flag instead of
3868 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3870 * config/i386/i386.c (ix86_compare_emitted): Remove.
3871 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3872 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3873 * config/i386/i386.h (ix86_compare_emitted): Remove.
3874 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3875 instead of ix86_compare_emitted.
3876 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3878 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3880 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3881 Add t-sysroot-suffix to tmake_file.
3882 * config/print-sysroot-suffix.sh: New file.
3883 * config/t-sysroot-suffix: New file.
3885 2009-04-07 Ben Elliston <bje@au.ibm.com>
3887 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3888 as the latter produces a warning when the target does not support
3891 2009-04-07 Ben Elliston <bje@au.ibm.com>
3893 * dfp.c: Replace type punning assignments with memcpy throughout.
3894 * Makefile.in (dfp.o-warn): Remove.
3896 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3899 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3900 Include soft-fp/t-softfp after rs6000/t-linux64.
3902 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3904 * stor-layout.c (set_sizetype): Use the full precision of their
3905 machine mode for bitsize types.
3907 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3909 * config/i386/i386.md: Revert 2 accidental checkins.
3911 2009-04-06 Joey Ye <joey.ye@intel.com>
3912 Xuepeng Guo <xuepeng.guo@intel.com>
3913 H.J. Lu <hongjiu.lu@intel.com>
3915 Atom pipeline model, tuning and insn selection.
3916 * config.gcc (atom): Add atom config options and target.
3918 * config/i386/atom.md: New.
3920 * config/i386/i386.c (atom_cost): New cost.
3921 (m_ATOM): New macro flag.
3922 (initial_ix86_tune_features): Set m_ATOM.
3923 (x86_accumulate_outgoing_args): Likewise.
3924 (x86_arch_always_fancy_math_387): Likewise.
3925 (processor_target): Add Atom cost.
3926 (cpu_names): Add Atom cpu name.
3927 (override_options): Set Atom ISA.
3928 (ix86_issue_rate): New case PROCESSOR_ATOM.
3929 (ix86_adjust_cost): Likewise.
3931 * config/i386/i386.h (TARGET_ATOM): New target macro.
3932 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3933 (TARGET_OPT_AGU): New target option.
3934 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3935 (processor_type): Add PROCESSOR_ATOM.
3937 * config/i386/i386.md (cpu): Add new value "atom".
3938 (use_carry, movu): New attr.
3939 (atom.md): Include atom.md.
3940 (adddi3_carry_rex64): Set attr "use_carry".
3941 (addqi3_carry): Likewise.
3942 (addhi3_carry): Likewise.
3943 (addsi3_carry): Likewise.
3944 (*addsi3_carry_zext): Likewise.
3945 (subdi3_carry_rex64): Likewise.
3946 (subqi3_carry): Likewise.
3947 (subhi3_carry): Likewise.
3948 (subsi3_carry): Likewise.
3949 (x86_movdicc_0_m1_rex64): Likewise.
3950 (*x86_movdicc_0_m1_se): Likewise.
3951 (x86_movsicc_0_m1): Likewise.
3952 (*x86_movsicc_0_m1_se): Likewise.
3953 (*adddi_1_rex64): Emit add insn as much as possible.
3954 (*addsi_1): Likewise.
3955 (return_internal): Set atom_unit.
3956 (return_internal_long): Likewise.
3957 (return_pop_internal): Likewise.
3958 (*rcpsf2_sse): Set atom_sse_attr attr.
3959 (*qrt<mode>2_sse): Likewise.
3960 (*prefetch_sse): Likewise.
3962 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3964 (ix86_target_macros_internal): Likewise.
3966 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3967 (*prefetch_sse_rex): Likewise.
3968 (sse_rcpv4sf2): Likewise.
3969 (sse_vmrcpv4sf2): Likewise.
3970 (sse_sqrtv4sf2): Likewise.
3971 (<sse>_vmsqrt<mode>2): Likewise.
3972 (sse_ldmxcsr): Likewise.
3973 (sse_stmxcsr): Likewise.
3974 (*sse_sfence): Likewise.
3975 (sse2_clflush): Likewise.
3976 (*sse2_mfence): Likewise.
3977 (*sse2_lfence): Likewise.
3978 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3979 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3980 (avx_movdqu<avxmodesuffix>): Likewise.
3981 (avx_lddqu<avxmodesuffix>): Likewise.
3982 (sse2_movntv2di): Change attr "type" to "ssemov".
3983 (sse2_movntsi): Likewise.
3984 (rsqrtv8sf2): Change attr "type" to "sseadd".
3985 (sse3_addsubv2df3): Set attr "atom_unit".
3986 (sse3_h<plusminus_insn>v4sf3): Likewise.
3987 (*sse2_pmaddwd): Likewise.
3988 (*vec_extractv2di_1_rex64): Likewise.
3989 (*vec_extractv2di_1_avx): Likewise.
3990 (sse2_psadbw): Likewise.
3991 (ssse3_phaddwv8hi3): Likewise.
3992 (ssse3_phaddwv4hi3): Likewise.
3993 (ssse3_phadddv4si3): Likewise.
3994 (ssse3_phadddv2si3): Likewise.
3995 (ssse3_phaddswv8hi3): Likewise.
3996 (ssse3_phaddswv4hi3): Likewise.
3997 (ssse3_phsubwv8hi3): Likewise.
3998 (ssse3_phsubwv4hi3): Likewise.
3999 (ssse3_phsubdv4si3): Likewise.
4000 (ssse3_phsubdv2si3): Likewise.
4001 (ssse3_phsubswv8hi3): Likewise.
4002 (ssse3_phsubswv4hi3): Likewise.
4003 (ssse3_pmaddubsw128): Likewise.
4004 (sse3_pmaddubsw: Likewise.
4005 (ssse3_palignrti): Likewise.
4006 (ssse3_palignrdi): Likewise.
4008 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4010 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4012 2009-04-06 Richard Guenther <rguenther@suse.de>
4014 PR tree-optimization/28868
4015 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4016 of which PHI results we inserted.
4017 (insert_into_preds_of_block): Record inserted PHIs.
4018 (eliminate): Eliminate redundant PHI nodes.
4019 (init_pre): Init inserted_phi_names.
4021 2009-04-06 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/39643
4024 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4025 IMAGPART_EXPRs of complex constants.
4026 (execute_fold_all_builtins): If we folded a call queue
4027 TODO_update_address_taken.
4029 2009-04-06 Jan Hubicka <jh@suse.cz>
4032 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4035 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4037 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4039 (ic_invalidate_array): Likewise.
4041 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4043 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4044 alignment for library calls.
4046 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4048 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4049 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4050 * config/i386/mingw-stdint.h: New file.
4052 2009-04-05 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/39648
4055 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4056 our &A vs. &A[0] IL deficiencies.
4058 2009-04-04 Jan Hubicka <jh@suse.cz>
4060 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4061 removed toplevel regions.
4062 (sjlj_mark_call_sites): Likewise.
4064 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4066 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4067 (cygwin tm clause use_gcc_stdint): Set to wrap.
4068 * config/i386/cygwin-stdint.h: New file.
4070 2009-04-04 Richard Guenther <rguenther@suse.de>
4072 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4073 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4074 single-argument PHIs if we are in loop-closed SSA form.
4075 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4076 for the pre-condition.
4077 (slpeel_tree_peel_loop_to_edge): Likewise.
4078 (vect_build_loop_niters): Take an optional sequence to append stmts.
4079 (vect_generate_tmps_on_preheader): Likewise.
4080 (vect_do_peeling_for_loop_bound): Take extra guards for the
4082 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4083 the cost model check.
4084 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4085 guards if we are going to peel. Do not apply versioning in that case.
4086 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4087 (vect_do_peeling_for_loop_bound): Likewise.
4088 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4089 loop bound only record extra pre-conditions, do not apply loop
4092 2009-04-04 Richard Guenther <rguenther@suse.de>
4094 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4097 2009-04-04 Jan Hubicka <jh@suse.cz>
4099 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4100 last_basic_block for size of bb->index indexed array.
4101 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4102 compute_out, link_btr_uses, build_btr_def_use_webs,
4103 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4105 2009-04-04 Jan Hubicka <jh@suse.cz>
4107 * except.c (remove_eh_handler_and_replace): Break out from ...
4108 (remove_eh_handler): ... here.
4109 (bring_to_root): New function.
4110 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4111 handled ones, bring others to root of tree.
4113 2009-04-04 Jan Hubicka <jh@suse.cz>
4115 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4116 (all_phis_safe_to_merge): New function.
4117 (update_info): New structure.
4118 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4119 (cleanup_empty_eh): Update SSA if possible.
4121 2009-04-04 Richard Guenther <rguenther@suse.de>
4123 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4124 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4125 (append_vuse): Likewise.
4127 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4129 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4130 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4131 instead of REG_UNSAVED for DW_CFA_undefined.
4132 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4133 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4136 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4139 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4140 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4141 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4143 2009-04-04 Richard Guenther <rguenther@suse.de>
4145 PR tree-optimization/8781
4146 PR tree-optimization/37892
4147 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4148 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4149 (valueize_refs): Call it for *& valueizations.
4150 (shared_reference_ops_from_ref): Rename to ...
4151 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4152 (shared_reference_ops_from_call): Rename to ...
4153 (valueize_shared_reference_ops_from_call): ... this and valueize.
4154 (vn_reference_lookup): Update.
4155 (visit_reference_op_call): Likewise.
4156 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4157 (eliminate): Value-replace the call address in call statements.
4159 2009-04-04 Richard Guenther <rguenther@suse.de>
4161 PR tree-optimization/39636
4162 * tree-ssa-forwprop.c
4163 (forward_propagate_addr_into_variable_array_index): Check for
4164 GIMPLE_ASSIGN before accessing the rhs code.
4166 2009-04-03 Jason Merrill <jason@redhat.com>
4168 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4170 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4172 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4173 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4174 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4175 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4176 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4177 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4178 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4179 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4180 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4181 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4182 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4183 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4184 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4185 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4186 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4187 Use fr_reg_or_fp01_operand instead of fr_register_operand
4189 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4190 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4191 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4193 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4195 PR rtl-optimization/39607
4196 PR rtl-optimization/39631
4200 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4201 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4202 instead of DF_LR_OUT.
4203 * ira-lives.c (process_bb_node_lives): Ditto.
4204 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4205 instead of DF_LR_{OUT,IN}.
4206 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4207 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4209 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4211 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4212 (execute_lower_omp): Always run but take the short way out if -fopenmp
4214 (gate_lower_omp): Remove, forcing the pass manager to always run the
4215 pass and always set PROP_gimple_lomp.
4216 (pass_lower_omp): Remove gate function.
4217 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4218 PROP_trees. Instead, require it.
4219 * ipa-cp.c (pass_ipa_cp): Likewise.
4220 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4221 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4222 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4223 and PROP_gimple_leh.
4225 2009-04-03 Richard Guenther <rguenther@suse.de>
4228 PR tree-optimization/23940
4229 PR tree-optimization/33237
4232 PR tree-optimization/36201
4233 PR tree-optimization/36230
4234 PR tree-optimization/38049
4235 PR tree-optimization/38207
4236 PR tree-optimization/38230
4237 PR tree-optimization/38301
4238 PR tree-optimization/38585
4240 PR tree-optimization/38985
4241 PR tree-optimization/39299
4242 * tree-ssa-structalias.h: Remove.
4243 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4244 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4245 (struct vuse_element_d): Remove.
4246 (struct vuse_vec_d): Likewise.
4247 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4248 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4249 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4250 VUSE_ELEMENT_VAR): Likewise.
4251 (struct voptype_d): Likewise.
4252 (NUM_VOP_FREE_BUCKETS): Likewise.
4253 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4254 (struct stmt_operands_d): Remove.
4255 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4256 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4257 VDEF_NUM, VDEF_VECT): Likewise.
4258 (copy_virtual_operands): Remove.
4259 (operand_build_cmp): Likewise.
4260 (create_ssa_artificial_load_stmt): Likewise.
4261 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4262 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4263 vuse_index and mayuse_index members. Pack and move done and iter_type
4264 members to the front.
4265 (SSA_OP_VMAYUSE): Remove.
4266 (SSA_OP_VIRTUAL_USES): Adjust.
4267 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4268 (unlink_stmt_vdef): Declare.
4269 (add_to_addressable_set): Remove.
4270 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4271 (vrp_visit_stmt): Likewise.
4272 * doc/tree-ssa.texi (Alias analysis): Update.
4273 * doc/invoke.texi (max-aliased-vops): Remove docs.
4274 (avg-aliased-vops): Likewise.
4275 * tree-into-ssa.c (syms_to_rename): Remove.
4276 (need_to_update_vops_p): Likewise.
4277 (need_to_initialize_update_ssa_p): Rename to ...
4278 (update_ssa_initialized_fn): ... this. Track function we are
4280 (symbol_marked_for_renaming): Simplify.
4281 (add_new_name_mapping): Do not set need_to_update_vops_p.
4282 (dump_currdefs): Use SYMS_TO_RENAME.
4283 (rewrite_update_stmt): Always walk all uses/defs.
4284 (dump_update_ssa): Adjust.
4285 (init_update_ssa): Take function argument. Track what we are
4287 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4288 (create_new_def_for): Initialize for cfun, assert we are initialized
4290 (mark_sym_for_renaming): Simplify.
4291 (mark_set_for_renaming): Do not initialize update-ssa.
4292 (need_ssa_update_p): Simplify. Take function argument.
4293 (name_mappings_registered_p): Assert we ask for the correct function.
4294 (name_registered_for_update_p): Likewise.
4295 (ssa_names_to_replace): Likewise.
4296 (release_ssa_name_after_update_ssa): Likewise.
4297 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4298 (dump_decl_set): Do not print a newline.
4299 (debug_decl_set): Do it here.
4300 (dump_update_ssa): And here.
4301 * tree-ssa-loop-im.c (move_computations): Adjust.
4302 (movement_possibility): Likewise.
4303 (determine_max_movement): Likewise.
4304 (gather_mem_refs_stmt): Likewise.
4305 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4307 * tree-complex.c (update_all_vops): Remove.
4308 (expand_complex_move): Adjust.
4309 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4310 Simplify test for memory referencing statement. Exclude
4311 non-invariant ADDR_EXPRs.
4312 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4313 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4314 (rdg_flag_uses): Likewise.
4315 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4317 (tree_optimize_tail_calls_1): Also split the
4318 edge from the entry block if we have degenerate PHI nodes in
4319 the first basic block.
4320 * tree.c (init_ttree): Remove memory-tag related code.
4321 (tree_code_size): Likewise.
4322 (tree_node_structure): Likewise.
4323 (build7_stat): Re-write to be build6_stat.
4324 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4325 (SSA_VAR_P): Adjust.
4326 (struct tree_memory_tag): Remove.
4327 (struct tree_memory_partition_tag): Likewise.
4328 (union tree_node): Adjust.
4329 (build7): Re-write to be build6.
4330 * tree-pass.h (pass_reset_cc_flags): Remove.
4331 (TODO_update_address_taken): New flag.
4332 (pass_simple_dse): Remove.
4333 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4334 * params.h (MAX_ALIASED_VOPS): Remove.
4335 (AVG_ALIASED_VOPS): Likewise.
4336 * omp-low.c (expand_omp_taskreg): Update SSA form.
4337 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4338 aliases the lhs in a copy stmt.
4339 * tree-ssa-dse.c (struct address_walk_data): Remove.
4340 (memory_ssa_name_same): Likewise.
4341 (memory_address_same): Likewise.
4342 (get_kill_of_stmt_lhs): Likewise.
4343 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4344 unused stores. Look through PHI nodes into post-dominated regions.
4345 (dse_optimize_stmt): Simplify. Properly remove stores.
4346 (tree_ssa_dse): Compute dominators.
4347 (execute_simple_dse): Remove.
4348 (pass_simple_dse): Likewise.
4349 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4350 gimple_loaded_syms and gimple_stored_syms computation.
4351 * toplev.c (dump_memory_report): Dump alias and pta stats.
4352 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4353 (vn_reference_eq): Likewise.
4354 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4355 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4356 valueize_vuses): Remove.
4357 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4358 (get_def_ref_stmt_vuse): ... this.
4359 (vn_reference_lookup_2): New function.
4360 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4361 walking equivalent vuses. Simplify.
4362 (vn_reference_lookup): Likewise.
4363 (vn_reference_insert): Likewise.
4364 (vn_reference_insert_pieces): Likewise.
4365 (visit_reference_op_call): Simplify.
4366 (visit_reference_op_load): Likewise.
4367 (visit_reference_op_store): Likewise.
4368 (init_scc_vn): Remove shared_lookup_vuses initialization.
4369 (free_scc_vn): Remove shared_lookup_vuses freeing.
4370 (sort_vuses, sort_vuses_heap): Remove.
4371 (get_ref_from_reference_ops): Export.
4372 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4373 vector with single vuse pointer.
4374 (vn_reference_lookup_pieces, vn_reference_lookup,
4375 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4376 (shared_vuses_from_stmt): Remove.
4377 (get_ref_from_reference_ops): Declare.
4378 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4379 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4380 memory-tag related code.
4381 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4382 (likely_value): Add comment, skip static-chain of call statements.
4383 (surely_varying_stmt_p): Adjust.
4384 (gimplify_and_update_call_from_tree): Likewise.
4385 (execute_fold_all_builtins): Do not rebuild alias info.
4386 (gimplify_and_update_call_from_tree): Properly update VOPs.
4387 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4388 (copy_ref_info): Remove memory-tag related code.
4389 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4390 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4391 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4393 * tree-ssa-dom.c (gimple_p): Remove typedef.
4394 (eliminate_redundant_computations): Adjust.
4395 (record_equivalences_from_stmt): Likewise.
4396 (avail_expr_hash): Likewise.
4397 (avail_expr_eq): Likewise.
4398 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4399 (stmt_makes_single_load): Likewise.
4400 (stmt_makes_single_store): Likewise.
4401 * tree-ssa-alias.c: Rewrite completely.
4402 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4403 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4404 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4405 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4406 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4407 Remove public functions.
4408 (pass_reset_cc_flags): Remove.
4409 (pass_build_alias): Move ...
4410 * tree-ssa-structalias.c (pass_build_alias): ... here.
4411 * tree-ssa-alias.c (may_be_aliased): Move ...
4412 * tree-flow-inline.h (may_be_aliased): ... here.
4413 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4414 count_uses_and_derefs): Move ...
4415 * gimple.c: ... here.
4416 * gimple.h (count_uses_and_derefs): Declare.
4417 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4418 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4419 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4420 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4421 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4422 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4423 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4425 * tree-dfa.c (refs_may_alias_p): Move ...
4426 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4427 * tree-ssa-alias.h: New file.
4428 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4429 (statement_sink_location): Likewise.
4430 * opts.c (decode_options): Do not adjust max-aliased-vops or
4431 avg-aliased-vops values.
4432 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4433 (TV_CALL_CLOBBER): Likewise.
4434 (TV_FLOW_SENSITIVE): Likewise.
4435 (TV_FLOW_INSENSITIVE): Likewise.
4436 (TV_MEMORY_PARTITIONING): Likewise.
4437 (TV_ALIAS_STMT_WALK): New timevar.
4438 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4439 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4440 (get_address_description): Remove memory-tag related code.
4441 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4442 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4443 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4444 and immediate uses in statements. Document.
4445 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4446 (dump_symbols): Remove.
4447 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4448 * alias.c (get_deref_alias_set): New function split out from ...
4449 (get_alias_set): ... here.
4450 * alias.h (get_deref_alias_set): Declare.
4451 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4452 type parameter. Remove restrict pointer handling. Create a
4453 ref-all pointer in case type-based alias sets do not conflict.
4454 (vect_analyze_data_refs): Remove SMT related code.
4455 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4456 (vectorizable_load): Likewise.
4457 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4458 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4459 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4460 Ignore vops and SMTs.
4461 (dr_analyze_alias): Likewise..
4462 (free_data_ref): Likewise.
4463 (create_data_ref): Likewise.
4464 (analyze_all_data_dependences): Likewise.
4465 (get_references_in_stmt): Adjust.
4466 * tree-flow-inline.h (gimple_aliases_computed_p,
4467 gimple_addressable_vars, gimple_call_clobbered_vars,
4468 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4469 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4470 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4471 gimple_mem_ref_stats): Remove.
4472 (gimple_vop): New function.
4473 (op_iter_next_use): Remove vuses and mayuses cases.
4474 (op_iter_next_def): Remove vdefs case.
4475 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4476 (clear_and_done_ssa_iter): Do not set removed fields.
4477 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4478 Assert we are not iterating over vuses or vdefs if not also
4479 iterating over uses or defs.
4480 (op_iter_init_use): Likewise.
4481 (op_iter_init_def): Likewise.
4482 (op_iter_next_vdef): Remove.
4483 (op_iter_next_mustdef): Likewise.
4484 (op_iter_init_vdef): Likewise.
4485 (compare_ssa_operands_equal): Likewise.
4486 (link_use_stmts_after): Handle vuse operand.
4487 (is_call_used): Use is_call_clobbered.
4488 (is_call_clobbered): Global variables are always call clobbered,
4489 query the call-clobbers bitmap.
4490 (mark_call_clobbered): Ignore global variables.
4491 (clear_call_clobbered): Likewise.
4492 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4493 virtual operands sanity check.
4494 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4496 (TARGET_MEM_REF): Remove TMR_TAG operand.
4497 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4498 Remove call-clobber related code.
4499 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4500 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4501 partitions or escape reason.
4502 (get_single_def_stmt, get_single_def_stmt_from_phi,
4503 get_single_def_stmt_with_phi): Remove.
4504 (dump_referenced_vars): Tidy.
4505 (get_ref_base_and_extent): Allow bare decls.
4506 (collect_dfa_stats): Adjust.
4507 * graphite.c (rename_variables_in_stmt): Adjust.
4508 (graphite_copy_stmts_from_block): Likewise.
4509 (translate_clast): Likewise.
4510 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4512 (translate_vuse_through_block): Use the oracle.
4513 (phi_translate_1): Adjust.
4514 (value_dies_in_block_x): Use the oracle. Cache the outcome
4516 (valid_in_sets): Check if the VUSE for
4517 a REFERENCE is available.
4518 (eliminate): Do not remove stmts during elimination,
4519 instead queue and remove them afterwards.
4520 (do_pre): Do not rebuild alias info.
4521 (pass_pre): Run TODO_rebuild_alias before PRE.
4522 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4523 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4524 (mark_all_v_defs_stmt): Remove.
4525 (mark_all_v_defs_seq): Adjust.
4526 (sra_replace): Likewise.
4527 (scalarize_use): Likewise.
4528 (scalarize_copy): Likewise.
4529 (scalarize_init): Likewise.
4530 (scalarize_ldst): Likewise.
4531 (todoflags): Remove.
4532 (tree_sra): Do not rebuild alias info.
4533 (tree_sra_early): Adjust.
4534 (pass_sra): Run TODO_update_address_taken before SRA.
4535 * tree-predcom.c (set_alias_info): Remove.
4536 (prepare_initializers_chain): Do not call it.
4537 (mark_virtual_ops_for_renaming): Adjust.
4538 (mark_virtual_ops_for_renaming_list): Remove.
4539 (initialize_root_vars): Adjust.
4540 (initialize_root_vars_lm): Likewise.
4541 (prepare_initializers_chain): Likewise.
4542 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4543 (may_propagate_copy_into_stmt): Likewise.
4544 (merge_alias_info): Do nothing for now.
4545 (propagate_tree_value_into_stmt): Adjust.
4546 (stmt_may_generate_copy): Likewise.
4547 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4548 not mark symbols for renaming.
4549 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4550 with the same statement, make sure to update the new pointed-to one.
4551 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4552 call statements, do not mark symbols for renaming.
4553 (mark_operand_necessary): Dump something.
4554 (ref_may_be_aliased): New function.
4555 (mark_aliased_reaching_defs_necessary_1): New helper function.
4556 (mark_aliased_reaching_defs_necessary): Likewise.
4557 (mark_all_reaching_defs_necessary_1): Likewise.
4558 (mark_all_reaching_defs_necessary): Likewise.
4559 (propagate_necessity): Do not process virtual PHIs. For
4560 non-aliased loads mark all reaching definitions as necessary.
4561 For aliased loads and stores mark the immediate dominating
4562 aliased clobbers as necessary.
4563 (visited): New global static.
4564 (perform_tree_ssa_dce): Free visited bitmap after propagating
4566 (remove_dead_phis): Perform simple dead virtual PHI removal.
4567 (remove_dead_stmt): Properly unlink virtual operands when
4569 (eliminate_unnecessary_stmts): Schedule PHI removal after
4571 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4572 (process_replaceable): Likewise.
4573 (find_replaceable_in_bb): Likewise.
4574 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4575 based on the single gimple vop.
4576 (verify_flow_insensitive_alias_info): Remove.
4577 (verify_flow_sensitive_alias_info): Likewise.
4578 (verify_call_clobbering): Likewise.
4579 (verify_memory_partitions): Likewise.
4580 (verify_alias_info): Likewise.
4581 (verify_ssa): Adjust..
4582 (execute_update_addresses_taken): Export. Update SSA
4583 manually. Optimize only when optimizing. Use a local bitmap.
4584 (pass_update_address_taken): Remove TODO_update_ssa, add
4586 (pass_update_address_taken): Just use TODO_update_address_taken.
4587 (init_tree_ssa): Do not initialize addressable_vars.
4588 (verify_ssa): Verify new VUSE / VDEF properties.
4589 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4590 Do not call verify_alias_info.
4591 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4592 Do not free the loaded and stored syms bitmaps. Reset the escaped
4593 and callused solutions. Do not free addressable_vars.
4594 Remove memory-tag related code.
4595 (warn_uninitialized_var): Aliases are always available.
4596 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4597 * lambda-code.c (can_put_in_inner_loop): Adjust.
4598 (can_put_after_inner_loop): Likewise.
4599 (perfect_nestify): Likewise.
4600 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4601 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4602 (vectorizable_conversion): Do not mark symbols for renaming.
4603 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4604 (expand_call_inline): Unlink the calls virtual operands before
4606 (tree_function_versioning): Do not call update_ssa if we are not
4607 updating clones. Simplify.
4608 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4609 (propagate_with_phi): Likewise..
4610 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4611 clobber code. Assert we are not aliased or global.
4612 * tree-flow.h: Include tree-ssa-alias.h
4613 (enum escape_type): Remove.
4614 (struct mem_sym_stats_d): Likewise.
4615 (struct mem_ref_stats_d): Likewise.
4616 (struct gimple_df): Add vop member. Remove global_var,
4617 call_clobbered_vars, call_used_vars, addressable_vars,
4618 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4619 escaped and callused members.
4620 (struct ptr_info_def): Remove all members, add points-to solution
4622 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4623 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4624 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4625 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4626 (tree-ssa-alias.o): Likewise.
4627 (toplev.o): Add tree-ssa-alias.h
4628 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4629 * gimple.c (gimple_set_bb): Fix off-by-one error.
4630 (is_gimple_reg): Do not handle memory tags.
4631 (gimple_copy): Also copy virtual operands.
4632 Delay updating the statement. Do not reset loaded and stored syms.
4633 (gimple_set_stored_syms): Remove.
4634 (gimple_set_loaded_syms): Likewise.
4635 (gimple_call_copy_skip_args): Copy the virtual operands
4636 and mark the new statement modified.
4637 * tree-ssa-structalias.c (may_alias_p): Remove.
4638 (set_uids_in_ptset): Take the alias set to prune with as
4639 parameter. Fold in the alias test of may_alias_p.
4640 (compute_points_to_sets): Compute whether a ptr is dereferenced
4642 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4643 other ADDRESSOF constraints on the lhs.
4644 (get_constraint_for_component_ref): Assert that we don't get
4645 ADDRESSOF constraints from the base of the reference.
4646 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4647 (struct variable_info): Remove collapsed_to member.
4648 (get_varinfo_fc): Remove.
4649 (new_var_info): Do not set collapsed_to.
4650 (dump_constraint): Do not follow cycles.
4651 (dump_constraint_graph): Likewise.
4652 (build_pred_graph): Likewise.
4653 (build_succ_graph): Likewise.
4654 (rewrite_constraints): Likewise.
4655 (do_simple_structure_copy): Remove.
4656 (do_rhs_deref_structure_copy): Remove.
4657 (do_lhs_deref_structure_copy): Remove.
4658 (collapse_rest_of_var): Remove.
4659 (do_structure_copy): Re-implement.
4660 (pta_stats): New global variable.
4661 (dump_pta_stats): New function.
4662 (struct constraint_expr): Make offset signed.
4663 (UNKNOWN_OFFSET): Define special value.
4664 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4665 (solution_set_expand): New helper function split out from ...
4666 (do_sd_constraint): ... here.
4667 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4668 (do_ds_constraint): Likewise.
4669 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4670 and CALLUSED = *CALLUSED.
4671 (set_union_with_increment): Make inc argument signed.
4672 (type_safe): Remove.
4673 (get_constraint_for_ptr_offset): Handle unknown and negative
4675 (first_vi_for_offset): Handle offsets before start. Bail
4676 out early for offsets beyond the variable extent.
4677 (first_or_preceding_vi_for_offset): New function.
4678 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4679 Together with ESCAPED = *ESCAPED this properly computes reachability.
4680 (find_what_var_points_to): New function.
4681 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4682 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4683 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4684 pt_solutions_intersect): New functions.
4685 (compute_call_used_vars): Remove.
4686 (compute_may_aliases): New main entry into PTA computation.
4687 * gimple.h (gimple_p): New typedef.
4688 (struct gimple_statement_base): Remove references_memory_p.
4689 (struct gimple_statement_with_memory_ops_base): Remove
4690 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4692 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4693 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4694 gimple_set_references_memory): Remove.
4695 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4696 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4698 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4699 (verify_expr): Allow RESULT_DECL.
4700 (gimple_duplicate_bb): Do not copy virtual operands.
4701 (gimple_duplicate_sese_region): Adjust.
4702 (gimple_duplicate_sese_tail): Likewise.
4703 (mark_virtual_ops_in_region): Remove.
4704 (move_sese_region_to_fn): Do not call it.
4705 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4706 and pass_simple_dse.
4707 (execute_function_todo): Handle TODO_update_address_taken,
4708 call execute_update_addresses_taken for TODO_rebuild_alias.
4709 (execute_todo): Adjust.
4710 (execute_one_pass): Init dump files early.
4711 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4713 (create_general_new_stmt): Clear vops.
4714 * tree-ssa-reassoc.c (get_rank): Adjust.
4715 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4716 symbols for renaming.
4717 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4718 (PARAM_AVG_ALIASED_VOPS): Likewise.
4719 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4720 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4721 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4722 (operand_build_cmp, copy_virtual_operands,
4723 create_ssa_artificial_load_stmt, add_to_addressable_set,
4724 gimple_add_to_addresses_taken): Remove public functions.
4725 (unlink_stmt_vdef): New function.
4727 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4729 * config.gcc (powerpc-*-linux*): Merge variants.
4731 2009-04-02 Chao-ying Fu <fu@mips.com>
4732 James Grosbach <james.grosbach@microchip.com>
4734 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4735 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4737 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4738 keep_interrupts_masked_p, use_debug_exception_return_p.
4739 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4740 keep_interrupts_masked, use_debug_exception_return.
4741 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4742 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4744 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4745 (mips_print_operand): Process COP0 registers to print $0 .. $31
4746 correctly for GAS to process.
4747 (mips_interrupt_extra_call_saved_reg_p): New function.
4748 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4750 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4751 (mips_compute_frame_info): Add supports for interrupt context that
4752 includes doubleword accumulators and COP0 registers.
4753 (mips_for_each_saved_acc): New function.
4754 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4755 mips_for_each_saved_reg.
4756 (mips_save_reg): Save accumulators.
4757 (mips_kernel_reg_p): A new for_each_rtx callback.
4758 (mips_expand_prologue): Support interrupt handlers.
4759 (mips_restore_reg): Restore accumulators.
4760 (mips_expand_epilogue): Support interrupt handlers.
4761 (mips_can_use_return_insn): Return false for interrupt handlers.
4762 (mips_epilogue_uses): New function.
4763 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4764 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4765 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4766 cop0_move): New instructions.
4767 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4768 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4770 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4772 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4773 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4774 interrupt handlers, we use K0 as the temporary register.
4775 (EPILOGUE_USES): Change to a function call.
4776 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4777 handlers, we use K0 as the temporary register.
4779 * doc/extend.texi (Function Attributes): Document interrupt,
4780 use_shadow_register_set, keep_interrupts_masked,
4781 use_debug_exception_return for MIPS attributes.
4783 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4785 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4786 Remove a number of t-files from tmake_file.
4787 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4788 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4789 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4790 target_prototype, not TARGET_PROTOTYPE.
4791 (LINK_OS_GNU_SPEC): Define.
4792 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4793 and darwin-ldoubdle.c.
4795 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4798 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4799 (cpp_options): Ditto.
4800 (default_compilers): Ditto.
4801 (display_help): Ditto.
4802 (process_command): Ditto.
4804 (set_input): Use lbasename instead of duplicate code.
4805 (save_temps_prefix): New static for -save-temps=obj.
4806 (save_temps_length): Ditto.
4808 * doc/invoke.texi (-save-temps=obj): Document new variant to
4811 2009-04-02 Jeff Law <law@redhat.com>
4813 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4816 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4818 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4819 * configure: Regenerated.
4821 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4823 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4824 share the argument list.
4826 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4830 2009-02-12 Diego Novillo <dnovillo@google.com>
4832 * varpool.c (debug_varpool): New.
4833 * cgraph.h (debug_varpool): Declare.
4835 2009-04-02 Jan Hubicka <jh@suse.cz>
4837 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4840 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4842 * config/i386/i386.c (ix86_abi): Move initialization to ...
4843 (override_options): Here.
4845 2009-04-02 Christian Bruel <christian.bruel@st.com>
4847 * config/sh/sh.c (sh_dwarf_register_span): New function.
4848 (TARGET_DWARF_REGISTER_SPAN): Define.
4849 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4851 2009-04-02 Ira Rosen <irar@il.ibm.com>
4853 PR tree-optimization/39595
4854 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4855 interleaved loads group is not greater than the SLP group size.
4857 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4859 * builtins.c (is_builtin_name): New.
4860 (called_as_built_in): Use is_builtin_name.
4861 * tree.h (is_builtin_name): New.
4862 * varasm.c (incorporeal_function_p): Use is_builtin_name
4864 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4866 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4868 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4871 * c-decl.c (clone_underlying_type): Move this ...
4872 * c-common.c (set_underlying_type): ... here.
4873 Also, make sure the function properly sets TYPE_STUB_DECL() on
4874 the newly created typedef variant type.
4875 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4876 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4879 2009-04-02 Richard Guenther <rguenther@suse.de>
4881 PR tree-optimization/37221
4882 * tree-flow.h (degenerate_phi_result): Declare.
4883 * tree-ssa-dom.c (degenerate_phi_result): Export.
4884 * tree-scalar-evolution.c (analyze_initial_condition): If
4885 the initial condition is defined by a degenerate PHI node
4886 use the degenerate value.
4888 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4890 PR rtl-optimization/39588
4891 * combine.c (merge_outer_ops): Do not set the constant when this
4893 (simplify_shift_const_1): Do not modify it either in this case.
4895 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4897 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4898 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4900 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4903 * c-lex.c (interpret_float): Default (no suffix) is double.
4905 2009-04-1 Xinliang David Li <davidxl@google.com>
4907 * config/i386/i386.c (legitimate_constant_p): Recognize
4908 all one vector constant.
4910 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4912 * config/vax/vax.c: Add #includes to silence warnings.
4913 Change #include order to silence two warnings.
4915 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4917 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4918 (ASM_SPEC): Pass -k to the assembler for PIC code.
4920 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4922 * config.gcc: Add vax-*-linux* to the switch.
4923 * config/vax/linux.h: New file. (TARGET_VERSION,
4924 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4926 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4928 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4929 Use predicate macros instead of GET_CODE() == foo.
4930 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4931 ashlsi3, rotrsi3, <unnamed>): Likewise.
4933 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4935 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4936 jbbccihi, jbbccisi): Remova trailing whitespace.
4937 * config/vax/constraints.md: Likewise.
4938 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4939 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4940 * config/vax/predicates.md: Likewise.
4941 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4942 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4943 * config/vax/vax.h: Likewise.
4944 * config/vax/vax.md (nonlocal_goto): Likewise.
4946 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4948 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4949 (indirectable_address_p, adjacent_operands_p): Add spaces around
4951 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4953 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4955 * config/vax/vax.c (legitimate_constant_address_p,
4956 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4957 index_term_p, reg_plus_index_p, legitimate_address_p,
4958 vax_mode_dependent_address_p): Update comments to match functions
4959 modified by the recent int->bool conversion.
4961 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4963 * config/vax/builtins.md: Update copyright message.
4964 * config/vax/constraints.md: Likewise.
4965 * config/vax/netbsd-elf.h: Likewise.
4966 * config/vax/predicates.md: Likewise.
4967 * config/vax/vax-protos.h: Likewise.
4968 * config/vax/vax.c: Likewise.
4969 * config/vax/vax.h: Likewise.
4970 * config/vax/vax.md: Likewise.
4971 * config/vax/vax.opt: Likewise.
4973 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4975 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4976 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4977 * config/vax/constraints.md (B, R): Likewise.
4978 * config/vax/predicates.md (external_memory_operand,
4979 nonimmediate_addsub_di_operand): Likewise.
4980 * config/vax/vax.c (vax_output_int_add): Likewise.
4981 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4982 untyped_call): Likewise.
4984 2009-04-01 Matt Thomas <matt@3am-software.com>
4986 * config/vax/predicates.md: New file.
4987 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4988 external_const_operand, nonsymbolic_operand, external_memory_operand,
4989 indirect_memory_operand, indexed_memory_operand,
4990 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4991 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4993 * config/vax/constraints.md: New file.
4994 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4996 * config/vax/builtins.md: New file.
4997 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4998 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5000 * config/vax/vax.opt (mqmath): Add option.
5001 * config/vax/vax.md (isfx): Extend with DI.
5002 (VAXintQH, VAXintQHSD): Define.
5003 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5004 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5005 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5006 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5007 (movdi): Update constraints and use vax_output_int_move().
5008 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5009 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5010 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5011 nonlocal_goto): New.
5012 (mov<mode>): Extend accepted operand types.
5013 (subdi3_old): Rename from subdi3, change update constraints and use
5014 a new implementation.
5015 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5016 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5017 MOVE_RATIO, CLEAR_RATIO): Define.
5018 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5019 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5020 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5021 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5022 (split_quadword_operands): Make static and really allow variable
5024 (print_operand_address): Update for PIC generation.
5025 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5026 indexable_address_p, fixup_mathdi_operand,
5027 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5028 (vax_float_literal, legitimate_constant_p,
5029 indirectable_constant_address_p, index_term_p,
5030 reg_plus_index_p): Return bool instead of int.
5031 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5033 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5035 (vax_output_conditional_branch): Indent.
5036 (legitimate_constant_address_p, indirectable_constant_address_p,
5037 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5038 vax_mode_dependent_address_p): Return bool instead of int, update for
5040 * config/vax/vax-protos.h (legitimate_constant_address_p,
5041 legitimate_constant_p, legitimate_address_p,
5042 vax_mode_dependent_address_p): Change declaration to bool.
5043 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5044 vax_expand_addsub_di_operands, vax_output_int_subtract,
5045 vax_output_movmemsi): Declare.
5046 (split_quadword_operands, vax_float_literal): Delete declaration.
5047 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5048 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5049 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5050 ASM_OUTPUT_DWARF_PCREL): Define.
5051 (ASM_SPEC): Change definition to allow PIC generation.
5053 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5055 * doc/sourcebuild.texi: Update front-end requirements.
5057 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5060 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5061 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5062 (booldi3_internal3): Use boolean_or_operator instead of
5065 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5068 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5069 declarator whose size is not an integer constant expression but
5070 folds to an integer constant, then treat it as a constant
5073 2009-04-01 Richard Guenther <rguenther@suse.de>
5075 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5076 i * 4 + 2 to (i * 2 + 1) * 2.
5078 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5081 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5082 return if c_parser_asm_string_literal returned NULL.
5084 2009-04-01 Nick Clifton <nickc@redhat.com>
5086 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5088 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5089 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5090 other typedefs to avoid conflicts with libgcc2.c. Define labels
5091 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5093 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5094 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5097 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5099 * varasm.c (default_function_rodata_section): Declare DOT as
5102 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5103 Andrey Galkin <agalkin@hypercom.com>
5106 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5107 Make object_name unique for each process.
5109 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5112 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5113 addressable variables in the parallel that could go out of scope while
5114 running queued tasks.
5116 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5118 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5119 (CASE_VALUES_THRESHOLD): Redefine.
5120 * config/avr/avr.c (avr_override_options): Remove initialization of
5121 avr_case_values_threshold variable.
5122 (avr_case_values_threshold): Remove variable. Add new function.
5123 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5124 * config/avr/avr.opt (mno-tablejump): Remove option.
5125 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5127 2009-04-01 DJ Delorie <dj@redhat.com>
5129 * varasm.c (default_function_rodata_section): Don't assume
5130 anything about where the first '.' in the section name is.
5132 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5134 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5135 rs6000_emit_stack_tie.
5137 2009-03-31 Ian Lance Taylor <iant@google.com>
5139 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5140 gimple_code with GIMPLE_RESX, not RESX.
5142 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5144 * c-common.c (c_get_ident): New.
5145 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5147 2009-04-01 Ben Elliston <bje@au.ibm.com>
5149 * config/rs6000/sysv4.opt (msdata): Improve option description.
5151 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5153 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5154 (divdf3_internal_lat): Remove.
5155 (divxf3_internal_lat): Remove.
5156 (divxf3_internal_thr): Remove.
5157 (divxf): Use divxf3_internal.
5158 * config/ia64/div.md (divsf3_internal_lat): New.
5159 (divdf3_internal_lat): New.
5160 (divxf3_internal): New.
5162 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5165 * Makefile.in (USE_GCC_STDINT): Define.
5166 (stmp-int-hdrs): Install stdint.h if applicable.
5167 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5169 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5170 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5171 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5172 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5173 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5174 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5175 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5176 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5177 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5178 (c_common_nodes_and_builtins): Initialize
5179 underlying_wchar_type_node. Do not initialize
5180 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5181 nodes for new types.
5182 (c_stddef_cpp_builtins): Define macros for new types.
5183 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5185 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5186 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5187 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5188 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5189 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5190 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5191 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5192 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5193 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5194 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5195 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5196 int16_type_node, int32_type_node, int64_type_node,
5197 uint8_type_node, uint16_type_node, c_uint32_type_node,
5198 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5199 int_least32_type_node, int_least64_type_node,
5200 uint_least8_type_node, uint_least16_type_node,
5201 uint_least32_type_node, uint_least64_type_node,
5202 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5203 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5204 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5205 uintptr_type_node): Define.
5206 * c-cppbuiltin.c (builtin_define_constants,
5207 builtin_define_type_minmax): New.
5208 (builtin_define_stdint_macros): Define more macros.
5209 (c_cpp_builtins): Define more limit macros.
5211 (builtin_define_type_max): Define in terms of
5212 builtin_define_type_minmax. Remove is_long parameter. All
5214 * config.gcc (use_gcc_stdint): Define.
5215 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5216 Add newlib-stdint.h for generic targets.
5217 * config/glibc-stdint.h, config/newlib-stdint.h,
5218 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5219 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5220 * config/score/score.h (UINTPTR_TYPE): Define.
5221 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5222 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5223 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5224 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5225 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5226 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5227 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5228 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5229 * config/spu/spu.h (STDINT_LONG32): Define.
5230 * configure.ac (use_gcc_stdint): Substitute.
5231 * configure: Regenerate.
5232 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5233 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5234 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5235 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5236 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5237 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5238 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5239 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5240 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5241 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5242 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5243 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5244 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5245 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5246 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5247 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5248 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5249 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5250 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5251 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5252 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5253 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5254 INT64_TYPE, 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): Document.
5262 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5264 * loop-iv.c (suitable_set_for_replacement): Renamed from
5265 simplify_using_assignment; changed to return bool and to accept new
5266 args DEST and SRC. Return true iff we find a source/destination pair
5267 that can be used to make a replacement, and fill SRC and DEST if so.
5268 Remove arg ALTERED. Don't deal with altered regs here. All callers
5270 (simplify_using_initial_values): Deal with altered regs here and track
5271 more precisely the effect they have on the validity of our expression.
5273 * loop-iv.c (simplify_using_condition): A condition of the form
5274 (EQ REG CONST) can be used to simply make a substitution.
5275 (simplify_using_initial_values): Keep track of conditions we have seen
5276 and keep using them to simplify new expressions, while applying the
5277 same substitutions to them as to the expression.
5279 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5280 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5283 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5284 changed. Use this when trying to improve the upper bound.
5285 Generate the comparison by using simplify_gen_relational.
5287 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5289 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5291 (simplify_using_assignment, simplify_using_initial_values): Call
5292 replace_in_expr to make replacements. Call replace_single_def_regs
5293 once on the initial version of the expression.
5295 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5298 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5300 2009-03-31 Richard Guenther <rguenther@suse.de>
5303 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5304 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5306 2009-03-31 Richard Guenther <rguenther@suse.de>
5308 * tree.h (div_if_zero_remainder): Declare.
5309 * fold-const.c (div_if_zero_remainder): Export.
5310 * tree-ssa-forwprop.c
5311 (forward_propagate_addr_into_variable_array_index): Handle
5312 constant array index addition outside of the variable index.
5314 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5317 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5318 define_splits, floatunssi<mode>2): Require x87 conversions from
5319 DImode to be permitted.
5321 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5323 PR preprocessor/15638
5324 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5326 2009-03-31 Richard Guenther <rguenther@suse.de>
5330 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5331 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5332 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5333 a separate statement.
5334 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5335 (lookup_tmp_var): Likewise.
5336 (is_gimple_formal_tmp_or_call_rhs): Remove.
5337 (is_gimple_reg_or_call_rhs): Rename to ...
5338 (is_gimple_reg_rhs_or_call): ... this.
5339 (is_gimple_mem_or_call_rhs): Rename to ...
5340 (is_gimple_mem_rhs_or_call): ... this.
5341 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5342 DECL_GIMPLE_REG_P only if is_formal is true.
5343 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5344 for non-proper post-modify expression gimplification.
5345 (gimplify_self_mod_expr): For post-modify expressions gimplify
5346 the lvalue to a minimal lvalue.
5347 (rhs_predicate_for): Remove formal temp case.
5348 (gimplify_modify_expr_rhs): Likewise.
5349 (gimplify_addr_expr): Use is_gimple_reg.
5350 (gimplify_expr): Remove formal temp cases.
5351 (gimple_regimplify_operands): Likewise.
5352 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5353 and FILTER_EXPR like constants.
5354 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5356 (is_gimple_formal_tmp_rhs): Remove.
5357 (is_gimple_reg_rhs): Remove special casing.
5358 (is_gimple_mem_rhs): Fix.
5359 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5360 (is_gimple_formal_tmp_var): Remove.
5361 (is_gimple_formal_tmp_reg): Likewise.
5362 (is_gimple_min_lval): Allow invariant component ref parts.
5363 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5364 is_gimple_formal_tmp_reg): Remove declarations.
5365 * tree-cfg.c (verify_expr): Verify that variables with address
5366 taken do not have DECL_GIMPLE_REG_P set.
5367 * tree-mudflap.c (mf_build_check_statement_for): Use
5368 force_gimple_operand instead of gimplify_expr.
5370 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5372 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5373 schedulable rows to compute_split_row.
5375 2009-03-31 Ben Elliston <bje@au.ibm.com>
5378 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5381 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5383 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5384 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5385 * configure: Regenerate.
5386 * config.in: Regenerate.
5387 * config/rs6000/rs6000.opt (mtls-markers): Add.
5388 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5389 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5390 (tls_ld_aix, tls_ld_sysv): Likewise.
5391 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5392 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5394 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5396 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5398 2009-03-30 Jan Hubicka <jh@suse.cz>
5400 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5402 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5403 detection and label handling.
5405 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5407 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5408 left_conflicts_size.
5409 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5410 ALLOCNO_LEFT_CONFLICTS_SIZE.
5412 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5413 remove_allocno_from_bucket_and_push,
5414 allocno_spill_priority_compare, push_allocnos_to_stack,
5415 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5416 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5417 (setup_allocno_left_conflicts_num): Ditto. Rename to
5418 setup_allocno_left_conflicts_size.
5419 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5420 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5421 setup_allocno_left_conflicts_size instead of
5422 setup_allocno_left_conflicts_num.
5424 * ira-build.c (ira_create_allocno): Use
5425 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5426 ALLOCNO_LEFT_CONFLICTS_NUM.
5428 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5430 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5431 instead of DF_LR_OUT.
5433 * ira-lives.c (process_bb_node_lives): Ditto.
5435 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5436 instead of DF_LR_{OUT,IN}.
5438 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5440 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5442 2009-03-30 Jan Hubicka <jh@suse.cz>
5444 * except.c (label_to_region_map): Fix thinko.
5446 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5449 * tree.h (tree_find_value): New declaration.
5450 * tree.c (tree_find_value): New function.
5451 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5453 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5456 * c-decl.c (struct c_binding): Add locus field.
5457 (bind): Add locus argument, set locus field from it.
5458 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5459 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5460 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5461 implicitly_declare, undeclared_variable, lookup_label,
5462 declare_label, c_make_fname_decl, c_builtin_function,
5463 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5466 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5469 * config/i386/i386.c (classify_argument): Check total size of
5472 2009-03-30 Martin Jambor <mjambor@suse.cz>
5474 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5475 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5476 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5479 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5480 seen_variable_array_ref while also traversing a union.
5482 * tree-inline.c (optimize_inline_calls): Do not call
5483 cgraph_node_remove_callees.
5484 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5485 (pass_remove_cgraph_callee_edges): New variable.
5486 * passes.c (init_optimization_passes): Add
5487 pass_remove_cgraph_callee_edges after early inlining and before all
5488 late intraprocedural passes.
5490 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5492 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5494 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5497 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5499 * combine.c (simplify_comparison): Use have_insn_for.
5500 * dojump.c (do_jump): Likewise.
5502 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5504 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5505 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5506 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5507 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5508 instead of sparc_compare_emitted.
5509 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5510 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5511 instead of sparc_compare_emitted.
5513 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5515 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5516 enter/exit cfglayout mode.
5517 (pass_partition_block): Require it.
5518 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5519 (combine_instructions): Track basic blocks instead of labels.
5520 (update_cfg_for_uncondjump): New.
5521 (try_combine): Use it. Update jumps after rescanning.
5522 (pass_combine): Require PROP_cfglayout.
5523 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5525 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5527 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5528 Provide/destroy PROP_cfglayout respectively.
5529 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5530 * tree-pass.h (PROP_cfglayout): New.
5532 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5534 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5535 fold_convert_const_fixed_from_fixed,
5536 fold_convert_const_fixed_from_int,
5537 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5538 set TREE_CONSTANT_OVERFLOW.
5539 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5540 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5542 2009-03-30 Ira Rosen <irar@il.ibm.com>
5544 * tree-vect-loop-manip.c: New file.
5545 * tree-vectorizer.c: Update documentation and included files.
5546 (vect_loop_location): Make extern.
5547 (rename_use_op): Move to tree-vect-loop-manip.c
5548 (rename_variables_in_bb, rename_variables_in_loop,
5549 slpeel_update_phis_for_duplicate_loop,
5550 slpeel_update_phi_nodes_for_guard1,
5551 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5552 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5553 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5554 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5555 find_loop_location): Likewise.
5556 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5557 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5558 get_vectype_for_scalar_type, vect_is_simple_use,
5559 supportable_widening_operation, supportable_narrowing_operation):
5561 (bb_in_loop_p): Move to tree-vect-loop.c.
5562 (new_loop_vec_info, destroy_loop_vec_info,
5563 reduction_code_for_scalar_code, report_vect_op,
5564 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5565 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5566 (vect_supportable_dr_alignment): Likewise.
5567 * tree-vectorizer.h (tree-data-ref.h): Include.
5568 (vect_loop_location): Declare.
5569 Reorganize function declarations according to the new file structure.
5570 * tree-vect-loop.c: New file.
5571 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5572 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5573 * tree-vect-data-refs.c: New file.
5574 * tree-vect-patterns.c (timevar.h): Don't include.
5575 * tree-vect-stmts.c: New file.
5576 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5577 tree-vect-slp.c, tree-vect-loop.c.
5578 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5579 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5580 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5581 (tree-vect-analyze.o): Remove.
5582 (tree-vect-transform.o): Likewise.
5583 (tree-vect-data-refs.o): Add rule.
5584 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5585 tree-vect-slp.o): Likewise.
5586 (tree-vect-patterns.o): Remove redundant dependencies.
5587 (tree-vectorizer.o): Likewise.
5588 * tree-vect-slp.c: New file.
5590 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5592 * optc-gen.awk: Warn if an option flag has multiple different
5595 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5597 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5598 -floop-block): Document dependences on PPL, CLooG and Graphite.
5600 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5602 PR rtl-optimization/323
5603 * c-common.c (c_fully_fold, convert_and_check,
5604 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5605 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5606 * c-common.def (EXCESS_PRECISION_EXPR): New.
5607 * c-cppbuiltin.c (builtin_define_float_constants): Define
5608 constants with enough digits for long double.
5609 * c-lex.c (interpret_float): Interpret constant with excess
5610 precision where appropriate.
5611 * c-opts.c (c_common_post_options): Set
5612 flag_excess_precision_cmdline. Give an error for
5613 -fexcess-precision=standard for C++ for processors where the
5614 option is significant.
5615 * c-parser.c (c_parser_conditional_expression): Handle excess
5616 precision in condition.
5617 * c-typeck.c (convert_arguments): Handle arguments with excess
5619 (build_unary_op): Move excess precision outside operation.
5620 (build_conditional_expr): Likewise.
5621 (build_compound_expr): Likewise.
5622 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5623 (build_modify_expr): Handle excess precision in RHS.
5624 (convert_for_assignment): Handle excess precision in converted
5626 (digest_init, output_init_element, process_init_element): Handle
5627 excess precision in initializer.
5628 (c_finish_return): Handle excess precision in return value.
5629 (build_binary_op): Handle excess precision in operands and add
5630 excess precision as needed for operation.
5631 * common.opt (-fexcess-precision=): New option.
5632 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5633 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5634 For standard excess precision, output explicit conversion to and
5635 truncation from XFmode.
5636 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5637 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5638 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5639 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5640 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5641 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5642 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5643 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5644 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5645 define_splits, sqrt<mode>2): Disable where appropriate for
5646 standard excess precision.
5647 * convert.c (convert_to_real): Do not shorten arithmetic to type
5648 for which excess precision would be used.
5649 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5650 * doc/invoke.texi (-fexcess-precision=): Document option.
5651 (-mfpmath=): Correct index entry.
5652 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5653 flag_excess_precision): New.
5654 * langhooks.c (lhd_post_options): Set
5655 flag_excess_precision_cmdline.
5656 * opts.c (common_handle_option): Handle -fexcess-precision=.
5657 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5658 init_excess_precision): New.
5659 (lang_dependent_init_target): Call init_excess_precision.
5660 * tree.c (excess_precision_type): New.
5661 * tree.h (excess_precision_type): Declare.
5663 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5666 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5667 non-lvalue to component.
5669 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5671 PR preprocessor/34695
5672 * Makefile.in (c-opts.o): Depend on c-tree.h.
5673 * c-common.c: Move down include of diagnostic.h.
5674 (done_lexing, c_cpp_error): New.
5675 * c-common.h (done_lexing): Declare.
5676 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5678 * c-opts.c: Include c-tree.h.
5679 (c_common_init_options): Set preprocessor error callback.
5680 (c_common_handle_option): Do not set preprocessor
5681 inhibit_warnings, warnings_are_errors, warn_system_headers,
5682 pedantic_errors or inhibit_warnings flags.
5683 (c_common_post_options): Do not check cpp_errors (parse_in).
5684 (c_common_finish): Do not output dependencies if there were
5685 errors. Do not check return value of cpp_finish.
5686 * c-ppoutput.c (pp_file_change): Set input_location.
5687 * c-tree.h (c_cpp_error): Declare.
5688 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5690 (diagnostic_build_prefix): Check override_column.
5691 * diagnostic.h (diagnostic_info): Add override_column field.
5692 (diagnostic_override_column): Define.
5694 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5696 * c-common.c (c_expand_expr, c_staticp): Remove.
5697 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5698 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5699 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5700 * c-gimplify.c (gimplify_compound_literal_expr,
5701 optimize_compound_literals_in_ctor): Remove.
5702 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5703 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5704 * c-semantics.c (emit_local_var): Remove.
5706 * langhooks-def.h (lhd_expand_expr): Remove.
5707 * langhooks.c (lhd_expand_expr): Remove.
5708 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5710 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5711 handling from c-semantics.c; don't call into langhook.
5712 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5713 * gimplify.c (gimplify_compound_literal_expr,
5714 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5715 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5716 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5717 as was done in c-gimplify.c.
5718 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5719 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5720 Move from c-common.h.
5721 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5723 * tree.c (staticp): Do not call langhook.
5724 * langhooks.c (lhd_staticp): Delete.
5725 * langhooks-def.h (lhd_staticp): Delete prototype.
5726 (LANG_HOOKS_STATICP): Delete.
5727 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5729 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5730 instead of DECL_STMTs.
5732 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5740 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5742 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5743 contained expression.
5744 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5745 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5746 conditional expressions for C.
5747 (decl_constant_value_for_optimization): Move from
5748 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5749 whether optimizing and that the expression is a VAR_DECL not of
5750 array type instead of doing such checks in the caller. Do not
5751 check pedantic. Call gcc_unreachable for C++.
5752 * c-common.def (C_MAYBE_CONST_EXPR): New.
5753 * c-common.h (c_fully_fold, c_save_expr,
5754 decl_constant_value_for_optimization): New prototypes.
5755 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5756 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5757 EXPR_INT_CONST_OPERANDS): Define.
5758 * c-convert.c (convert): Strip nops from expression.
5759 * c-decl.c (groktypename): Take extra parameters expr and
5760 expr_const_operands. Update call to grokdeclarator.
5761 (start_decl): Update call to grokdeclarator. Add statement for
5762 expressions used in type of decl.
5763 (grokparm): Update call to grokdeclarator.
5764 (push_parm_decl): Update call to grokdeclarator.
5765 (build_compound_literal): Add parameter non_const and build a
5766 C_MAYBE_COSNT_EXPR if applicable.
5767 (grokdeclarator): Take extra parameters expr and
5768 expr_const_operands. Track expressions used in declaration
5769 specifiers and declarators. Fold array sizes and track whether
5770 they are constant expressions and whether they are integer
5771 constant expressions.
5772 (parser_xref_tag): Set expr and expr_const_operands fields in
5774 (grokfield): Update call to grokdeclarator.
5775 (start_function): Update call to grokdeclarator.
5776 (build_null_declspecs): Set expr and expr_const_operands fields in
5778 (declspecs_add_type): Handle expressions in typeof specifiers.
5779 * c-parser.c (c_parser_declspecs): Set expr and
5780 expr_const_operands fields for declaration specifiers.
5781 (c_parser_enum_specifier): Likewise.
5782 (c_parser_struct_or_union_specifier): Likewise.
5783 (c_parser_typeof_specifier): Likewise. Update call to
5784 groktypename. Fold expression as needed. Return expressions with
5785 type instead of adding statements.
5786 (c_parser_attributes): Update calls to c_parser_expr_list.
5787 (c_parser_statement_after_labels): Fold expression before passing
5788 to objc_build_throw_stmt.
5789 (c_parser_condition): Fold expression.
5790 (c_parser_asm_operands): Fold expression.
5791 (c_parser_conditional_expression): Use c_save_expr. Update call
5792 to build_conditional_expr.
5793 (c_parser_alignof_expression): Update call to groktypename.
5794 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5795 original_code. Fold expression argument of va_arg. Create
5796 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5797 argument to va_arg. Update calls to groktypename. Fold array
5798 index for offsetof. Verify that first argument to
5799 __builtin_choose_expr has integer type.
5800 (c_parser_postfix_expression_after_paren_type): Update calls to
5801 groktypename and build_compound_literal. Handle expressions with
5802 side effects in type name.
5803 (c_parser_postfix_expression_after_primary): Update call to
5804 c_parser_expr_list. Set original_code for calls to
5805 __builtin_constant_p.
5806 (c_parser_expr_list): Take extra parameter fold_p. Fold
5807 expressions if requested.
5808 (c_parser_objc_type_name): Update call to groktypename.
5809 (c_parser_objc_synchronized_statement): Fold expression.
5810 (c_parser_objc_receiver): Fold expression.
5811 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5812 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5813 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5814 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5815 (struct c_typespec): Add elements expr and expr_const_operands.
5816 (struct c_declspecs): Add elements expr and expr_const_operands.
5817 (groktypename, build_conditional_expr, build_compound_literal):
5819 (in_late_binary_op): Declare.
5820 * c-typeck.c (note_integer_operands): New function.
5821 (in_late_binary_op): New variable.
5822 (decl_constant_value_for_broken_optimization): Move to c-common.c
5823 and rename to decl_constant_value_for_optimization.
5824 (default_function_array_conversion): Do not strip nops.
5825 (default_conversion): Do not call
5826 decl_constant_value_for_broken_optimization.
5827 (build_array_ref): Do not fold result.
5828 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5829 result when operand is a VLA.
5830 (c_expr_sizeof_type): Update call to groktypename. Handle
5831 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5832 result when operand names a VLA type.
5833 (build_function_call): Update call to build_compound_literal.
5834 Only fold result for calls to __builtin_* functions. Strip
5835 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5836 the function designator.
5837 (convert_arguments): Fold arguments. Update call to
5838 convert_for_assignment.
5839 (build_unary_op): Handle increment and decrement of
5840 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5841 decrement earlier. Fold operand of increment and decrement.
5842 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5843 built for integer operand. Wrap returns that are INTEGER_CSTs
5844 without being integer constant expressions or that have integer
5845 constant operands without being INTEGER_CSTs.
5846 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5847 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5848 result is an integer constant expression or can be used in
5849 unevaluated parts of one and avoid folding and wrap as
5850 appropriate. Fold operands before possibly doing -Wsign-compare
5852 (build_compound_expr): Wrap result for C99 if operands can be used
5853 in integer constant expressions.
5854 (build_c_cast): Update call to digest_init. Do not ignore
5855 overflow from casting floating-point constants to integers. Wrap
5856 results that could be confused with integer constant expressions,
5857 null pointer constants or floating-point constants.
5858 (c_cast_expr): Update call to groktypename. Handle expressions
5859 included in type name.
5860 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5861 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5862 Update calls to convert_for_assignment.
5863 (convert_for_assignment): Take new parameter
5864 null_pointer_constant. Do not strip nops or call
5865 decl_constant_value_for_broken_optimization. Set
5866 in_late_binary_op for conversions to boolean.
5867 (store_init_value): Update call to digest_init.
5868 (digest_init): Take new parameter null_pointer_constant. Do not
5869 call decl_constant_value_for_broken_optimization. pedwarn for
5870 initializers not constant expressions. Update calls to
5871 convert_for_assignment.
5872 (constructor_nonconst): New.
5873 (struct constructor_stack): Add nonconst element.
5874 (really_start_incremental_init, push_init_level, pop_init_level):
5875 Handle constructor_nonconst and nonconst element.
5876 (set_init_index): Call constant_expression_warning for array
5878 (output_init_element): Fold value. Set constructor_nonconst as
5879 applicable. pedwarn for initializers not constant expressions.
5880 Update call to digest_init. Call constant_expression_warning
5881 where constant initializers are required.
5882 (process_init_element): Use c_save_expr.
5883 (c_finish_goto_ptr): Fold expression.
5884 (c_finish_return): Fold return value. Update call to
5885 convert_for_assignment.
5886 (c_start_case): Fold switch expression.
5887 (c_process_expr_stmt): Fold expression.
5888 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5889 ensure statement expression is not evaluated in constant expression.
5890 (build_binary_op): Track whether results are integer constant
5891 expressions or may occur in such, disable folding and wrap results
5892 as applicable. Fold operands for -Wsign-compare warnings unless
5894 (c_objc_common_truthvalue_conversion): Handle results folded to
5895 integer constants that are not integer constant expressions.
5896 * doc/extend.texi: Document when typeof operands are evaluated,
5897 that condition of __builtin_choose_expr is an integer constant
5898 expression, and more about use of __builtin_constant_p in
5901 2009-03-29 Richard Guenther <rguenther@suse.de>
5903 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5904 propagate addresses of array references.
5906 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5908 * regmove.c (perhaps_ends_bb_p): Remove.
5909 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5910 from INSN and check that the main loop stays within that basic block.
5911 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5912 (regmove_forward_pass): Split out from regmove_optimize. Use
5913 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5914 (regmove_backward_pass): Split out from regmove_optimize. Use
5915 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5916 (regmove_optimize): Simplify.
5918 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5921 * config/i386/i386.c (classify_argument): Ignore flexible array
5922 member in struct and warn ABI change.
5924 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5926 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5928 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5929 (ix86_adjust_cost): Updated.
5931 2009-03-29 Jan Hubicka <jh@suse.cz>
5934 * tree-pass.h (pass_cleanup_eh): New function.
5935 (remove_unreachable_regions): Break code handling RTL
5936 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5937 that can not be reached by runtime.
5938 (can_be_reached_by_runtime): New function.
5939 (label_to_region_map): New function.
5940 (num_eh_regions): New function.
5941 (rtl_remove_unreachable_regions): New function.
5942 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5943 (remove_eh_region): New function.
5944 * except.h: Include sbitmap and vecprim.
5945 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5946 num_eh_regions): Declare.
5947 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5948 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5949 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5950 (tree_empty_eh_handler_p): New function.
5951 (cleanup_empty_eh): New function.
5952 (cleanup_eh): New function.
5953 (pass_cleanup_eh): New function.
5955 2009-03-29 Jan Hubicka <jh@suse.cz>
5957 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5958 for removed regions.
5960 2009-03-29 Jan Hubicka <jh@suse.cz>
5962 * except.c (dump_eh_tree): Dump all datastructures.
5964 2009-03-29 Jan Hubicka <jh@suse.cz>
5966 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5967 (duplicate_eh_regions_1): Likewise.
5968 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5969 vector; call EH verification.
5970 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5971 Be ready for region being removed.
5973 2009-03-29 Jan Hubicka <jh@suse.cz>
5975 * bitmap.c (bitmap_last_set_bit): New function.
5976 * bitmap.h (bitmap_last_set_bit): Declare.
5978 2009-03-29 David Ayers <ayers@fsfe.org>
5981 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5982 by calling objc_compare_types and surpress warnings about
5983 incompatible C pointers that are compatible ObjC pointers.
5985 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5987 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5988 call initialize_inline_failed.
5989 (initialize_inline_failed): Move it from here ...
5990 * cgraph.c (initialize_inline_failed): ... to here.
5991 (cgraph_create_edge): Call initialize_inline_failed rather than
5992 setting inline_failed directly.
5994 2009-03-29 Ben Elliston <bje@au.ibm.com>
5997 * sysv4.opt (msdata): Improve comment.
5998 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5999 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6001 2009-03-29 Ben Elliston <bje@au.ibm.com>
6004 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6005 load and store attributes.
6007 2009-03-29 Ben Elliston <bje@au.ibm.com>
6009 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6010 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6011 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6012 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6013 __builtin_infq and __builtin_huge_valq.
6015 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6017 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6019 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6020 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6022 2009-03-28 Xinliang David Li <davidxl@google.com>
6024 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6025 (do_dbg_cnt): New function.
6027 2009-03-28 Jan Hubicka <jh@suse.cz>
6029 Merge from pretty-ipa:
6031 2009-03-27 Jan Hubicka <jh@suse.cz>
6033 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6034 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6035 * passes.c (function_called_by_processed_nodes_p): New.
6036 * ipa-pure-const.c (check_call): Fix handling of operands.
6037 (analyze_function): Dump debug output for skipped bodies.
6038 (local_pure_const): Use function_called_by_processed_nodes_p.
6039 * dwarf2out.c (reference_to_unused): Use output.
6040 * passes.c (do_per_function_toporder): Likewise.
6042 2008-11-12 Jan Hubicka <jh@suse.cz>
6044 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6045 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6046 state_set_in_source enum
6047 (check_decl): Ignore memory tags; do not set fake looping flags;
6049 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6050 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6051 (check_call, analyze_function): Rewrite.
6053 (add_new_function): Update call of analyze_function.
6054 (generate_summary): Add call of analyze_function.
6055 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6056 (local_pure_const): New function.
6057 (pass_local_pure_const): New pass.
6058 * ipa-inline.c (inline_transform): Set after_inlining.
6059 * tree-eh.c (stmt_can_throw_external): New.
6060 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6061 work with aliasing built.
6062 * tree-flow.h (stmt_can_throw_external): New.
6063 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6064 and local pure/const pass in early and late optimization queue.
6066 2009-03-28 Martin Jambor <mjambor@suse.cz>
6068 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6070 (fold_binary): Allow function decl aligment consideration is the
6071 second argument is integer constant one.
6072 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6073 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6074 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6076 2009-03-28 Jan Hubicka <jh@suse.cz>
6078 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6079 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6080 * function.h (rtl_data): Add nothrow flag.
6081 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6082 set DECL_NOTHROW for AVAILABLE functions.
6084 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6086 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6087 following vector keyword has expansion starting with pixel or bool
6088 keyword, expand vector to __vector and pixel or bool to __pixel or
6092 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6093 warn_if_disallowed_function_p): Removed.
6094 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6095 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6096 warning_if_disallowed_function_p.
6097 * flags.h (warn_if_disallowed_function_p,
6098 warn_disallowed_functions): Removed.
6099 * common.opt (Wdisallowed-function-list=): Removed.
6100 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6102 2009-03-28 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/38723
6105 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6108 2009-03-28 Jan Hubicka <jh@suse.cz>
6110 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6111 test introduced by my previous patch.
6113 2009-03-28 Richard Guenther <rguenther@suse.de>
6115 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6116 the PHIs value undefined.
6118 2009-03-28 Jan Hubicka <jh@suse.cz>
6120 * tree-pass.h (pass_fixup_cfg): New pass.
6121 * ipa-inline.c (inline_transform): Set
6122 always_inline_functions_inlined/after_inlining.
6123 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6124 (pass_fixup_cfg): New pass.
6125 * passes.c (init_optimization_passes): Add fixup_cfg.
6127 2009-03-28 Richard Guenther <rguenther@suse.de>
6129 PR tree-optimization/38458
6130 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6131 argument use the arguments copy-of value.
6133 2009-03-28 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/38180
6136 * tree-ssa-ccp.c (get_default_value): Simplify.
6137 (likely_value): Likewise.
6138 (surely_varying_stmt_p): Properly handle VOP case.
6139 (ccp_initialize): Likewise.
6140 (ccp_fold): Handle propagating through *&.
6141 (fold_const_aggregate_ref): Also handle decls.
6143 2009-03-28 Jan Hubicka <jh@suse.cz>
6145 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6146 * cgraph.h (cgraph_node): Likewise.
6147 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6148 (cgraph_reset_node): Use process flag.
6149 (cgraph_mark_functions_to_output): Likewise.
6150 (cgraph_expand_function): Likewise.
6151 (cgraph_expand_all_functions): Likewise.
6152 (cgraph_output_in_order): Likewise.
6153 * dwarf2out.c (reference_to_unused): Likewise.
6154 * passes.c do_per_function_toporder): Likewise.
6156 2009-03-28 Jan Hubicka <jh@suse.cz>
6158 Bring from lto-branch:
6160 2008-09-03 Doug Kwan <dougkwan@google.com>
6162 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6163 enums instead of reason strings.
6164 * cgraph.c (cgraph_create_edge): Same.
6165 (cgraph_inline_failed_string): New function.
6166 * cgraph.h (cgraph_inline_failed_t): New enum type.
6167 (cgraph_inline_failed_string): New prototype.
6168 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6169 char pointer to cgraph_inline_failed_t.
6170 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6171 (cgraph_default_inline_p): Ditto.
6172 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6173 to cgraph_inline_failed_t pointer.
6174 * cif-code.def: New file.
6175 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6177 (cgraph_check_inline_limits): Change type of REASON to pointer to
6178 cgraph_inline_failed_t. Replace reason strings with enums.
6179 (cgraph_default_inline_p): Ditto.
6180 (cgraph_recursive_inlining_p): Ditto.
6181 (update_caller_keys): Change type of FAILED_REASON to
6182 cgraph_inline_failed_t.
6183 (cgraph_set_inline_failed): Change type of REASON to pointer to
6184 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6185 convert enums to strings for text output.
6186 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6187 to be of type cgraph_inline_failed_t. Replace reason strings with
6188 enums. Call cgraph_inline_failed_string to covert enums
6189 to strings for text output.
6190 (cgraph_decide_inlining): Replace reason strings with enums.
6191 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6192 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6194 * tree-inline.c (expand_call_inline): Change type of REASON
6195 to cgraph_inline_failed_t. Replace reason strings with enums.
6196 Call cgraph_inline_failed_string for text output.
6197 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6200 2009-03-28 Jan Hubicka <jh@suse.cz>
6202 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6203 cgraph_clone_node): Remove master clone handling.
6204 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6205 * cgraph.h (master_clone): Remove.
6206 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6207 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6208 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6210 2009-03-28 Jan Hubicka <jh@suse.cz>
6212 * cgraph.c (cgraph_function_body_availability): Functions declared
6213 inline are always safe to assume that it is not going to be replaced.
6215 2009-03-28 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/38513
6218 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6220 EXC_PTR_EXPR and FILTER_EXPR.
6221 (get_ref_from_reference_ops): Likewise.
6223 2009-03-28 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/38968
6226 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6227 Use FLOOR_MOD_EXPR to compute misalignment.
6229 2009-03-28 Richard Guenther <rguenther@suse.de>
6231 PR tree-optimization/37795
6232 * tree.h (combine_comparisons): Declare.
6233 * fold-const.c (combine_comparisons): Export.
6234 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6236 (ifcombine_iforif): Use combine_comparisons.
6238 2009-03-28 Jan Hubicka <jh@suse.cz>
6240 * tree-eh.c (inlinable_call_p): New function.
6241 (make_eh_edges): Use it.
6242 (verify_eh_edges): Use it.
6243 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6244 * except.c (reachable_next_level): Add inlinable_function argument
6245 (sjlj_find_directly_reachable_regions): Update.
6246 (add_reachable_handler): Do not set saw_any_handlers.
6247 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6248 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6249 Add new inlinable call parameter.
6250 (can_throw_internal, can_throw_external): Update.
6251 * except.h (can_throw_internal_1, can_throw_external_1,
6252 foreach_reachable_handler): Update declaration.
6254 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6256 * config/arm/t-arm-coff, config/h8300/coff.h,
6257 config/i386/i386-aout.h, config/i386/i386-coff.h,
6258 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6259 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6260 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6261 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6262 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6263 sys-types.h: Remove.
6264 * Makefile.in: Remove protoize and fixproto support and references
6266 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6267 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6269 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6270 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6271 unprotoize$(exeext).
6272 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6273 (.PHONY): Don't depend on proto.
6274 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6275 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6276 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6277 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6278 build/gen-protos.o, build/scan.o, xsys-protos.h,
6279 build/fix-header$(build_exeext), build/fix-header.o,
6280 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6281 stmp-install-fixproto): Remove.
6282 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6283 SYSCALLS.c or fixproto files.
6284 (install-common): Don't install protoize.
6285 (install-headers-tar, install-headers-cpio, install-headers-cp):
6286 Don't depend on $(STMP_FIXPROTO).
6287 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6288 install fixproto files or write out fixproto settings.
6289 (uninstall): Don't uninstall protoize.
6290 * config.gcc (use_fixproto): Remove.
6291 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6292 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6293 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6294 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6295 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6296 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6297 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6298 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6299 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6300 * config/t-vxworks (STMP_FIXPROTO): Remove.
6301 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6302 STMP_FIXPROTO): Remove.
6303 * config.in, configure: Regenerate.
6304 * crtstuff.c (gid_t, uid_t): Don't undefine.
6305 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6306 (arm-*-coff, arm-*-aout: Remove target entries.
6307 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6308 Remove mention of AIX 4.1.
6309 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6310 * doc/invoke.texi (Running Protoize): Remove.
6311 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6312 (Protoize Caveats): Remove.
6313 * tsystem.h: Update comments on headers assumed to exist.
6315 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6317 * genautomata.c: Add a new year to the copyright. Add a new
6319 (struct insn_reserv_decl): Add comments for member bypass_list.
6320 (find_bypass): Remove.
6321 (insert_bypass): New.
6322 (process_decls): Use insert_bypass.
6323 (output_internal_insn_latency_func): Output all bypasses with the
6324 same input insn in one switch case.
6326 * rtl.def (define_bypass): Describe bypass choice.
6327 * doc/md.texi (define_bypass): Ditto.
6329 2009-03-27 Richard Guenther <rguenther@suse.de>
6331 * gimplify.c (mark_addressable): Export.
6332 * tree-flow.h (mark_addressable): Declare.
6333 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6334 * tree-ssa.c (verify_phi_args): Verify that address taken
6335 variables have TREE_ADDRESSABLE set.
6337 2009-03-27 Richard Guenther <rguenther@suse.de>
6339 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6340 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6341 Do not mark decls TREE_ADDRESSABLE.
6342 (build_fold_addr_expr): Adjust.
6343 (fold_addr_expr): Remove.
6344 (fold_unary): Use build_fold_addr_expr.
6345 (fold_comparison): Likewise.
6346 (split_address_to_core_and_offset): Likewise.
6347 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6349 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6350 (gimplify_modify_expr_to_memcpy): Mark source and destination
6352 * omp-low.c (create_omp_child_function): Mark the object decl
6354 (lower_rec_input_clauses): Mark the var we take the address of
6356 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6358 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6361 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6362 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6364 2009-03-27 Richard Guenther <rguenther@suse.de>
6366 PR tree-optimization/39120
6367 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6369 (handle_lhs_call): Process return constraints. Add escape
6370 constraints if necessary.
6371 (handle_const_call): Fill out return constraints. Make nested
6372 case more precise. Avoid consttmp if possible.
6373 (handle_pure_call): Fill out return constraints. Avoid
6374 callused if possible.
6375 (find_func_aliases): Simplify call handling.
6377 2009-03-27 Richard Guenther <rguenther@suse.de>
6379 PR tree-optimization/39120
6380 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6381 as a representative.
6382 (solve_graph): Do propagate CALLUSED.
6383 (handle_pure_call): Use a scalar constraint from CALLUSED for
6385 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6388 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6391 * c-common.c (handle_aligned_attribute): Properly check alignment
6392 overflow. Use (1U << i) instead of (1 << i).
6394 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6396 * expr.h (get_mem_align_offset): Updated.
6398 * tree.h (tree_decl_common): Change align to "unsigned int" and
6399 move it before pointer_alias_set.
6401 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6402 Jakub Jelinek <jakub@redhat.com>
6405 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6406 gr_register_operand with gr_reg_or_0_operand.
6407 (cmpxchg_rel_di): Likewise.
6408 (sync_lock_test_and_set<mode>): Likewise.
6410 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6412 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6413 (true_regnum): Likewise.
6415 * rtlanal.c (subreg_info): Moved to ...
6416 * rtl.h (subreg_info): Here. New.
6417 (subreg_get_info): New.
6419 * rtlanal.c (subreg_get_info): Make it extern.
6421 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6424 * config/i386/i386.c (ix86_abi): New.
6425 (override_options): Handle -mabi=.
6426 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6427 (ix86_call_abi_override): Likewise.
6428 (init_cumulative_args): Likewise.
6429 (function_arg_advance): Likewise.
6430 (function_arg_64): Likewise.
6431 (function_arg): Likewise.
6432 (ix86_pass_by_reference): Likewise.
6433 (ix86_function_value_regno_p): Likewise.
6434 (ix86_build_builtin_va_list_abi): Likewise.
6435 (setup_incoming_varargs_64): Likewise.
6436 (is_va_list_char_pointer): Likewise.
6437 (ix86_init_machine_status): Likewise.
6438 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6439 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6440 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6441 (ix86_function_abi): Make it static and return enum calling_abi.
6442 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6444 (ix86_fn_abi_va_list): Updated.
6446 * config/i386/i386.h (ix86_abi): New.
6447 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6448 (CONDITIONAL_REGISTER_USAGE): Likewise.
6449 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6450 (machine_function): Likewise.
6452 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6454 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6455 (STACK_BOUNDARY): Likewise.
6456 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6458 * config/i386/i386.opt (mabi=): New.
6460 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6461 return enum calling_abi.
6462 (ix86_function_type_abi): Likewise.
6463 (ix86_function_abi): Removed.
6465 * doc/invoke.texi: Document -mabi= option for x86.
6467 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6469 * builtins.c (real_dconstp): Delete.
6470 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6472 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6473 Jakub Jelinek <jakub@redhat.com>
6476 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6477 (gen_subprogram_die): When a function is explicit, generate the
6478 DW_AT_explicit attribute.
6479 * langhooks.h (struct lang_hooks_for_decls): Add
6480 function_decl_explicit_p langhook.
6481 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6482 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6484 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6486 * builtins.c (fold_builtin_memory_op): Optimize memmove
6487 into memcpy if we can prove source and destination don't overlap.
6489 * tree-inline.c: Include gt-tree-inline.h.
6490 (clone_fn_id_num): New variable.
6491 (clone_function_name): New function.
6492 (tree_function_versioning): Use it.
6493 * Makefile.in (GTFILES): Add tree-inline.c.
6495 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6497 * BASE-VER: Change to 4.5.0.
6499 2009-03-27 Xinliang David Li <davidxl@google.com>
6501 PR tree-optimization/39557
6502 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6504 2009-03-27 Xinliang David Li <davidxl@google.com>
6506 PR tree-optimization/39548
6507 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6510 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6512 * c-common.c (pointer_int_sum): Use %wd on return from
6515 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6517 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6518 on return from tree_low_cst.
6520 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6523 * ginclude/stdarg.h (va_copy): Define also for
6524 __GXX_EXPERIMENTAL_CXX0X__.
6526 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6529 * builtins.h (c_strlen): Do not warn here.
6530 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6531 * c-common.c (pointer_int_sum): Take an explicit location.
6532 Warn about offsets out of bounds.
6533 * c-common.h (pointer_int_sum): Adjust declaration.
6535 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6537 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6540 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6543 * opts.c (warn_if_disallowed_function_p): Don't assume
6544 get_callee_fndecl must return non-NULL.
6546 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6548 PR rtl-optimization/39522
6549 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6550 when reg_reloaded_valid is set.
6552 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6554 * config/spu/divv2df3.c: New file.
6555 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6556 (DPBIT_FUNCS): Filter out _div_df.
6558 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6560 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6561 a jump insn, count that jump in the distance to the loop start.
6563 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6566 * config/sh/sh.c (calc_live_regs): Fix condition for global
6567 registers except PIC_OFFSET_TABLE_REGNUM.
6569 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6572 * doc/invoke.texi (-mconsole): New.
6576 (-mnop-fun-dllimport): New.
6580 (sub section "i386 and x86-64 Windows Options"): New.
6582 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6584 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6585 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6587 2009-03-25 Richard Guenther <rguenther@suse.de>
6590 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6593 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6595 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6596 neither of haifa/selective schedulers are working.
6598 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6600 * doc/invoke.texi (Debugging Options): Fix description of
6601 -fno-merge-debug-strings.
6603 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6605 * config/cris/libgcc.ver: New version-script.
6606 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6608 * configure.ac <GAS features, nop mnemonic>: Add pattern
6609 crisv32-*-* for "nop".
6610 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6611 * configure: Regenerate.
6613 2009-03-24 Ira Rosen <irar@il.ibm.com>
6615 PR tree-optimization/39529
6616 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6617 mark_sym_for_renaming for the tag copied to the new vector
6620 2009-03-24 Arthur Loiret <aloiret@debian.org>
6622 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6623 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6624 EXTRA_SPEC_FUNCTIONS.
6625 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6626 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6627 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6628 -march and -mtune options.
6630 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6632 * config/m68k/t-rtems: Add m5329 multilib.
6634 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6635 Jakub Jelinek <jakub@redhat.com>
6638 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6641 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6644 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6645 instead of c_parser_expression_conv, if original_code isn't one of the
6646 4 allowed comparison codes, fail.
6648 2009-03-23 Richard Guenther <rguenther@suse.de>
6650 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6651 * tree.h (struct tree_type): Likewise.
6652 * reload.h (struct insn_chain): Likewise.
6653 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6654 * function.h (struct function): Likewise.
6655 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6657 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6659 PR tree-optimization/39516
6660 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6662 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6664 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6665 should be set true if BITS_PER_WORD of target is bigger than 32
6667 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6669 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6670 Translate -B-options to -rpath-link. Correct existing
6671 rpath-link and conditionalize on !nostdlib.
6673 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6675 * doc/extend.texi (Function Attributes, Variable Attributes):
6677 * doc/invoke.texi (Debugging Options, Optimize Options)
6678 (i386 and x86-64 Options, MCore Options): Likewise.
6680 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6683 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6684 it for block local namespace aliases.
6685 (gen_decl_die): Pass context_die to gen_namespace_die.
6687 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6690 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6691 minimum or maximum value.
6693 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6695 * reginfo.c (globalize_reg): Recompute derived reg sets.
6697 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6700 * libgcc2.c (mprotect): Do not use signed arguments for
6701 VirtualProtect, use DWORD arguments. Also fix the 'may
6702 be used uninitialized' warning for the np variable.
6704 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6707 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6708 functions using regparm calling conventions when not optimizing.
6709 (ix86_function_sseregparm): Similarly for sseregparm calling
6712 2009-03-19 Li Feng <nemokingdom@gmail.com>
6715 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6716 dependence if the first conflict is after niter iterations.
6718 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6721 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6722 functions with dynamic stack-pointer adjustments.
6724 2009-03-19 Ben Elliston <bje@au.ibm.com>
6726 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6727 option; change to -msdata=data.
6729 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6731 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6734 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6737 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6739 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6741 * doc/invoke.texi (Code Gen Options): Expand discussion of
6744 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6746 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6747 * matrix-reorg.c (struct matrix_info): Likewise.
6748 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6749 * rtl.h (struct mem_attrs): Likewise.
6750 * df.h (struct df): Likewise.
6751 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6752 * ira-int.h (struct ira_allocno): Likewise.
6753 * df-scan.c (struct df_collection_rec): Likewise.
6754 * ira.c (struct equivalence): Likewise.
6755 * function.c (struct temp_slot): Likewise.
6756 * cfgloop.h (struct loop): Likewise.
6759 * function.c (use_register_for_decl): When not optimizing, disregard
6760 register keyword for variables with types containing methods.
6762 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6765 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6766 (is_simple_operand): Call contains_component_ref_p before calling data
6767 reference analysis that would fail on COMPONENT_REFs.
6769 * tree-vrp.c (search_for_addr_array): Fix formatting.
6771 2009-03-18 Richard Guenther <rguenther@suse.de>
6773 * tree-vect-transform.c (vect_loop_versioning): Fold the
6774 generated comparisons.
6775 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6776 (slpeel_tree_peel_loop_to_edge): Likewise.
6778 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6781 * opts.c (print_specific_help): In addition to `undocumented',
6782 accept `separate' and `joined' flags if passed alone. Describe
6783 output by the first matched one of those.
6784 (common_handle_option): Skip over empty strings.
6785 * gcc.c (display_help): Fix help string for `--help='.
6786 * doc/invoke.texi (Option Summary, Overall Options): With
6787 `--help=', classes and qualifiers can both be repeated, but
6788 only the latter can be negated. One should not pass only
6789 negated qualifiers. Fix markup and examples.
6792 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6794 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6795 and -fhelp=separate.
6797 2009-03-17 Jing Yu <jingyu@google.com>
6800 * function.h (struct rtl_data): Move is_thunk from here...
6801 (struct function): ...to here.
6802 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6803 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6805 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6807 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6808 (alpha_output_function_end_prologue): Likewise.
6809 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6810 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6811 (rs6000_output_function_epilogue): Likewise.
6812 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6814 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6817 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6818 from different units in a single alternative.
6819 (*truncdfsf_i387): Ditto.
6820 (*truncxfsf2_mixed): Ditto.
6821 (*truncxfdf2_mixed): Ditto.
6823 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6825 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6826 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6829 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6830 unused non-artificial variables when not optimizing.
6833 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6834 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6835 NAMESPACE_DECL in its DECL_INITIAL.
6838 * optabs.c (set_user_assembler_libfunc): New function.
6839 * expr.h (set_user_assembler_libfunc): New prototype.
6840 * c-common.c: Include libfuncs.h.
6841 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6842 for memcmp, memset, memcpy, memmove and abort.
6843 * Makefile.in (c-common.o): Depend on libfuncs.h.
6846 * dwarf2out.c (gen_inlined_enumeration_type_die,
6847 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6848 gen_tagged_type_instantiation_die): Removed.
6849 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6852 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6855 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6857 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6858 (check-parallel-%): Ditto.
6859 (check-consistency): Ditto.
6861 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6863 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6864 local variable rhs by NULL_TREE.
6866 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6869 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6871 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6874 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6876 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6879 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6880 for ms->sysv ABI calls only in 64bit mode.
6882 * config/i386/i386.md (untyped_call): Support 32bit.
6884 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6886 * doc/extend.texi: Replace x86_65 with x86_64.
6888 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6890 PR tree-optimization/39455
6891 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6892 mismatches for POINTER_TYPE_P (type).
6893 (number_of_iterations_le): Likewise.
6895 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6897 * config/picochip/picochip.c: Removed profiling support.
6898 * config/picochip/picochip.md: Removed profiling instruction.
6899 * config/picochip/picochip.h: Removed profiling builtin.
6901 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6903 * doc/install.texi (--with-host-libstdcxx): Document.
6905 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6908 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6909 generate a warning if the function name does not begin with
6910 "__vector" and the function has either the 'signal' or 'interrupt'
6911 attribute, from here to ...
6912 (avr_declare_function_name): ...here. New function.
6913 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6914 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6916 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6919 * cse.c (fold_rtx): Don't modify original const_arg1 when
6920 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6921 separate variable instead.
6922 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6923 from out of range shift counts.
6924 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6926 2009-03-13 Catherine Moore <clm@codesourcery.com>
6928 * config/i386/x-mingw32 (host-mingw32.o): Replace
6929 diagnostic.h with $(DIAGNOSTIC_H).
6931 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6934 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6936 * config/i386/sync.md (sync_compare_and_swap<mode>,
6937 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6938 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6940 (sync_double_compare_and_swapdi_pic,
6941 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6942 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6944 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6947 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6949 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6952 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6953 (avx_addsubv4df3): Likewise.
6954 (*avx_addsubv4sf3): Likewise.
6955 (sse3_addsubv4sf3): Likewise.
6957 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6960 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6962 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6965 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6966 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6967 registers for allocnos created from user-defined variables.
6969 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6972 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6973 of non-integer mode as well.
6975 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6977 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6978 for functions for which the parameter types are unknown.
6980 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6983 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6984 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6985 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6986 * config/i386/i386.c (ix86_local_alignment): For
6987 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6988 long long variables on the stack to avoid dynamic realignment.
6989 Allow the first argument to be a decl rather than type.
6990 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6992 2009-03-11 Nick Clifton <nickc@redhat.com>
6995 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6997 Add description to mno-lsim option.
6998 * config/mcore/mcore.h: Remove comment about deprecated m4align
7000 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7001 * doc/invoke.texi: Add description of mno-lsim and
7002 mstack-increment options.
7004 * config/fr30/fr30.opt: Document the -mno-lsim option.
7005 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7006 and -mno-lsim options.
7008 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7010 * fold-const.c (fold_comparison): Only call fold_inf_compare
7011 if the mode supports infinities.
7013 2009-03-11 Jason Merrill <jason@redhat.com>
7016 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7017 end already did. Notice GIMPLE_CALL modifications of the result.
7018 Don't copy debug information from an ignored decl or a decl from
7021 2009-03-10 Richard Guenther <rguenther@suse.de>
7022 Nathan Froyd <froydnj@codesourcery.com>
7025 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7026 (__divMODE3): Likewise.
7028 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7030 PR tree-optimization/39394
7031 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7032 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7034 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7036 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7037 inline asms for register asm ("") declarations.
7039 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7041 * fold-const.c (fold_unary): Fix comment.
7043 2009-03-07 Jan Hubicka <jh@suse.cz>
7046 * tree-inline.c (setup_one_parameter): Do replacement of const
7047 argument by constant in SSA form.
7049 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7052 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7053 determine alignment passed to assign_stack_local.
7054 (assign_parms_unsplit_complex): Likewise.
7055 * except.c (sjlj_build_landing_pads): Likewise.
7057 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7060 * tree-flow.h (add_referenced_var): Return bool instead of void.
7061 * tree-dfa.c (add_referenced_var): Return result of
7062 referenced_var_check_and_insert call.
7063 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7064 of referenced_var_check_and_insert.
7067 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7068 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7069 DIE, don't emit it if abstract origin already has it.
7070 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7071 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7073 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7075 * genpreds.c (needs_variable): Fix parentheses at variable name
7077 (write_tm_constrs_h): Indent generated code.
7079 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7081 * doc/extend.texi (Function Attributes): Add documentation
7084 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7087 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7088 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7090 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7092 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7095 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7098 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7099 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7101 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7103 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7104 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7105 constants instead of magic numbers.
7106 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7108 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7109 (x86_64_ms_abi_int_parameter_registers): Ditto.
7110 (x86_64_int_return_registers): Ditto.
7111 (ix86_maybe_switch_abi): Ditto.
7112 (ix86_expand_call): Ditto for clobbered_registers array.
7113 (ix86_hard_regno_mode_ok): Ditto.
7114 (x86_extended_QIreg_mentioned_p): Ditto.
7116 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7118 PR tree-optimization/39349
7119 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7121 * combine.c (gen_lowpart_for_combine): Use omode when generating
7124 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7126 PR rtl-optimization/39235
7127 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7129 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7131 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7133 2009-03-04 Richard Guenther <rguenther@suse.de>
7135 PR tree-optimization/39362
7136 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7137 that occur in abnormal PHIs should be varying.
7139 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7141 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7143 (simple_iv): Take loop as an argument instead of statement.
7144 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7145 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7147 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7149 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7150 * matrix-reorg.c (analyze_transpose): Ditto.
7151 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7152 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7153 * tree-predcom.c (ref_at_iteration): Ditto.
7154 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7156 2009-03-04 Richard Guenther <rguenther@suse.de>
7158 PR tree-optimization/39358
7159 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7160 escaped_id and callused_id.
7161 (solve_graph): Likewise.
7163 2009-03-04 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/39339
7166 * tree-sra.c (try_instantiate_multiple_fields): Make it
7167 no longer ICE on the above.
7169 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7171 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7172 that fits within Pmode.
7174 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7177 * tm.texi (LIBCALL_VALUE): Update description.
7179 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7182 * doc/extend.texi (section): Update description.
7184 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7187 * tree-inline.c (remapped_type): New.
7188 (can_be_nonlocal): Call remapped_type instead of remap_type.
7190 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7193 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7194 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7196 2009-03-03 Richard Guenther <rguenther@suse.de>
7199 * tree.c (tree_nonartificial_location): New function.
7200 * tree.h (tree_nonartificial_location): Declare.
7201 * builtins.c (expand_builtin_memory_chk): Provide location
7202 of the call location for artificial function pieces.
7203 (maybe_emit_chk_warning): Likewise.
7204 (maybe_emit_sprintf_chk_warning): Likewise.
7205 (maybe_emit_free_warning): Likewise.
7206 * expr.c (expand_expr_real_1): Likewise.
7208 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7210 PR tree-optimization/39343
7211 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7212 COMPONENT_REF t has ARRAY_TYPE.
7214 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7217 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7218 when the type precision of the induction variable should be
7219 larger than the type precision of nit.
7220 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7221 * graphite.c (graphite_loop_normal_form): Same.
7222 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7224 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7226 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7227 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7228 numbers to describe clobbered registers.
7229 (*call_value_0_rex64_ms_sysv): Ditto.
7230 * config/i386/mmx.md (mmx_emms): Ditto.
7233 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7235 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7238 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7240 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7241 (spu_section_type_flags): New function.
7243 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7245 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7246 reg_class_contents of FLOAT_REGS into a temporary.
7248 2009-03-02 Richard Guenther <rguenther@suse.de>
7249 Ira Rosen <irar@il.ibm.com>
7251 PR tree-optimization/39318
7252 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7253 information to the vectorized statement.
7255 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7257 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7258 variable. Use defined names instead of magic constants for REX SSE
7261 2009-03-01 Richard Guenther <rguenther@suse.de>
7263 PR tree-optimization/39331
7264 * omp-low.c (lower_send_shared_vars): Do not receive new
7265 values for the reference of DECL_BY_REFERENCE parms or results.
7267 2009-03-01 Jan Hubicka <jh@suse.cz>
7270 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7271 BLOCK_NONLOCALIZED_VAR): New macros.
7272 (tree_block): Add nonlocalized_vars.
7273 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7274 gen_decl_die): Add origin argument. Allow generation of die with
7275 origin at hand only.
7276 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7277 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7279 (gen_block_die): Fix checking for unused blocks.
7280 (process_scope_var): Break out from .... ; work with origins only.
7281 (decls_for_scope) ... here; process nonlocalized list.
7282 (dwarf2out_ignore_block): Look for nonlocalized vars.
7283 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7285 (dump_scope_block): Dump them.
7286 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7287 (remap_block): Likewise.
7288 (can_be_nonlocal): New predicate.
7289 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7291 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7293 * configure: Regenerate.
7295 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7297 * optc-gen.awk: No need to duplicate option flags twice.
7298 Reuse help texts for duplicate options which do not have any.
7300 * gcc.c (display_help): Document --version.
7302 * gcc.c (main): If print_help_list and verbose_flag, ensure
7303 driver output comes before subprocess output.
7305 * optc-gen.awk: Assign all remaining fields to help string,
7306 space-separated, for multi-line help in *.opt.
7308 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7309 -Wno-pedantic-ms-format is for MinGW targets only.
7311 * doc/options.texi (Option file format): Fix bad indentation,
7312 restoring dropped sentence.
7314 2009-02-28 Jan Hubicka <jh@suse.cz>
7316 * tree-inline.c (tree_function_versioning): Output debug info.
7318 2009-02-28 Jan Hubicka <jh@suse.cz>
7321 * tree-inline.c (setup_one_parameter): Do not copy propagate
7322 arguments when not optimizing.
7324 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7327 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7328 (avx_addsubv4df3): Likewise.
7329 (*avx_addsubv4sf3): Likewise.
7330 (sse3_addsubv4sf3): Likewise.
7331 (*avx_addsubv2df3): Likewise.
7332 (sse3_addsubv2df3): Likewise.
7333 (avx_unpckhps256): Correct item selectors.
7334 (avx_unpcklps256): Likewise.
7335 (avx_unpckhpd256): Likewise.
7336 (avx_unpcklpd256): Likewise.
7338 2009-02-28 Jan Hubicka <jh@suse.cz>
7340 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7342 (copy_arguments_for_versioning): If var is declared don't declare it.
7343 (tree_function_versioning): First setup substitutions and then copy
7346 2009-02-27 Jan Hubicka <jh@suse.cz>
7349 * cgraph.h (varpool_output_debug_info): Remove.
7350 * cgraphunit.c (varpool_output_debug_info): Remove.
7351 * dwarf2out.c (deferred_locations_struct): New struct
7352 (deferred_locations): New type.
7353 (deferred_locations_list): New static var.
7354 (deffer_location): New function.
7355 (gen_variable_die): Use it.
7356 (decls_for_scope): Output info on local static vars.
7357 (dwarf2out_finish): Process deferred locations.
7358 * varpool.c (varpool_output_debug_info): Remove.
7360 2009-02-27 Jan Hubicka <jh@suse.cz>
7363 * tree.h (TREE_PROTECTED): Fix comment.
7364 (BLOCK_HANDLER_BLOCK): Remove.
7365 (struct tree_block): Remove handler_block add body_block.
7366 (inlined_function_outer_scope_p): New.
7367 (is_body_block): Remove.
7368 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7369 * dwarf2out.c (is_inlined_entry_point): Remove.
7370 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7371 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7373 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7374 * gimplify.c (gimplify_expr): Gimplify body blocks.
7375 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7376 block with multiple subblocks.
7377 (dump_scope_block): Prettier output; dump more flags and info.
7378 (dump_scope_blocks): New.
7379 (remove_unused_locals): Use dump_scope_blocks.
7380 * tree-flow.h (dump_scope_blocks): Declare.
7381 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7382 * stmt.c (is_body_block): Remove.
7383 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7384 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7386 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7389 * graphite.c (graphite_loop_normal_form): Do not call
7390 number_of_iterations_exit from a gcc_assert.
7392 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7394 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7395 jumps if COND is NULL.
7396 (find_cond_jump): New function.
7397 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7398 * config/s390/s390.md: Remove z10_cobra attribute value.
7400 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7402 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7403 force_const_mem returns NULL_RTX.
7405 2009-02-26 Jan Hubicka <jh@suse.cz>
7408 * cgraph.h (varpool_output_debug_info): Remove.
7409 * cgraphunit.c (varpool_output_debug_info): Remove.
7410 * dwarf2out.c (deferred_locations_struct): New struct
7411 (deferred_locations): New type.
7412 (deferred_locations_list): New static var.
7413 (deffer_location): New function.
7414 (gen_variable_die): Use it.
7415 (decls_for_scope): Output info on local static vars.
7416 (dwarf2out_finish): Process deferred locations.
7417 * varpool.c (varpool_output_debug_info): Remove.
7419 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7421 PR rtl-optimization/39241
7422 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7423 to subreg_offset_representable_p.
7425 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7427 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7428 execute function prototype. Get f and nregs from max_reg_num
7429 and get_insns. Remove the first backward pass as it's dead,
7430 guard the forward pass by flag_expensive_optimizations.
7431 (rest_of_handle_regmove): Delete.
7432 (pass_regmove): Replace it with regmove_optimize.
7434 2009-02-25 Martin Jambor <mjambor@suse.cz>
7436 PR tree-optimization/39259
7437 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7438 calls_alloca function flags.
7439 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7442 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7444 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7445 flags_set_1_rtx, flags_set_1_set): Delete.
7446 (regmove_optimize): Do not call mark_flags_life_zones.
7448 2009-02-24 Julian Brown <julian@codesourcery.com>
7451 * config/arm/arm.c (require_pic_register): Only set
7452 cfun->machine->pic_reg once per function.
7454 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7456 * doc/invoke.texi (Link Options): Document an easier way to pass
7457 options that take arguments to the GNU linker using -Xlinker and -Wl.
7459 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7462 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7464 2009-02-24 Richard Guenther <rguenther@suse.de>
7467 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7469 2009-02-24 Richard Guenther <rguenther@suse.de>
7470 Zdenek Dvorak <ook@ucw.cz>
7472 PR tree-optimization/39233
7473 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7474 from converting them to a generic type.
7476 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7478 PR tree-optimization/39260
7479 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7480 contains a condition with a real type.
7481 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7483 2009-02-23 Jason Merrill <jason@redhat.com>
7486 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7487 narrowing_initializer_constant_valid_p.
7488 (narrowing_initializer_constant_valid_p): Don't return
7489 null_pointer_node for adding a pointer to itself.
7491 2009-02-23 Jan Hubicka <jh@suse.cz>
7494 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7497 2009-02-23 Jan Hubicka <jh@suse.cz>
7499 PR tree-optimization/37709
7500 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7501 * tree.h (block_ultimate_origin): Declare.
7502 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7503 * tree-ssa-live.c (remove_unused_scope_block_p):
7504 Eliminate blocks containig no instructions nor live variables nor
7506 (dump_scope_block): New function.
7507 (remove_unused_locals): Enable removal of dead blocks by default;
7508 enable dumping at TDF_DETAILS.
7510 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7512 * config/i386/i386.c (classify_argument): Don't allow COImode
7514 (function_arg_advance_32): Don't allow OImode.
7515 (function_arg_32): Likewise.
7516 (function_value_32): Likewise.
7517 (return_in_memory_32): Likewise.
7518 (function_arg_64): Remove OImode comment.
7520 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7523 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7524 ix86_expand_vector_set for V4DImode in 64bit mode only.
7525 (ix86_expand_vector_init_one_var): Likewise.
7527 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7529 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7531 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7534 * loop-iv.c: Revert last change.
7535 * emit-rtl.c: Likewise.
7537 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7540 * config/i386/i386.c (type_natural_mode): Remove an extra
7541 space in the warning message.
7542 (function_value_32): Handle 32-byte vector modes.
7543 (return_in_memory_32): Likewise.
7545 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7547 * loop-iv.c (truncate_value): New function.
7548 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7550 (lowpart_subreg): Move to...
7551 * emit-rtl.c: ...here.
7553 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7555 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7556 accidental and undocumented change at revision 140860.
7558 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7560 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7561 take gimple_seq * arguments.
7562 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7563 types_compatible_p langhook.
7565 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7566 Joseph Myers <joseph@codesourcery.com>
7568 * config/arm/arm.c (arm_builtin_va_list): New function.
7569 (arm_expand_builtin_va_start): Likewise.
7570 (arm_gimplify_va_arg_expr): Likewise.
7571 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7572 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7573 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7574 (va_list_type): New variable.
7575 (arm_mangle_type): Mangle va_list_type appropriately.
7577 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7580 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7581 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7582 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7583 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7584 parameter to 1000 for -O1 by default.
7585 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7587 * loop-invariant.c: Include params.h.
7588 (move_loop_invariants): Don't call move_single_loop_invariants on
7591 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7593 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7594 offset when calculating bounds for indexing stack_usage_map. Fixes
7595 a buffer overflow with certain target setups.
7597 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7600 * calls.c (expand_call): Clear try_tail_call if caller and callee
7601 disagree in promotion of function return value.
7603 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7606 * c-common.c (c_determine_visibility): If visibility changed and
7607 DECL_RTL has been already set, call make_decl_rtl to update symbol
7610 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7613 * varasm.c (assemble_variable): Don't check DECL_NAME when
7614 globalizing a variable.
7616 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7619 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7620 expression before any __builtin_trap call.
7621 * c-typeck.c (build_function_call): Convert and check function
7622 arguments before generating a call to a trap. Evaluate the
7623 function arguments before the trap.
7625 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7628 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7629 (UNSPEC_FXAM_MEM): New unspec.
7630 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7631 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7632 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7634 2009-02-19 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/39207
7637 PR tree-optimization/39074
7638 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7639 storedanything_tree): New.
7640 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7641 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7642 (build_succ_graph): Add edges from STOREDANYTHING to all
7644 (init_base_vars): Initialize STOREDANYTHING.
7645 (compute_points_to_sets): Free substitution info after
7646 building the succ graph.
7647 (ipa_pta_execute): Likewise.
7649 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7651 (do_ds_constraint): Do not add to special var or non-pointer
7653 (type_could_have_pointers): Split out from ...
7654 (could_have_pointers): ... here. For arrays use the element type.
7655 (create_variable_info_for): Initialize may_have_pointers.
7656 (new_var_info): Likewise.
7657 (handle_lhs_call): Make the HEAP variable unknown-sized.
7658 (intra_create_variable_infos): Use a type with pointers for
7659 PARM_NOALIAS, make it unknown-sized.
7661 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7664 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7666 2009-02-18 Jason Merrill <jason@redhat.com>
7669 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7670 value if DECL_EXTERNAL.
7671 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7672 * target.h (gcc_target::binds_local_p): Clarify "module".
7673 * tree.h (TREE_PUBLIC): Clarify "module".
7675 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7678 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7679 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7681 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7684 * c.opt (Wabi): Support C and ObjC.
7687 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7689 * config/i386/i386.c (classify_argument): Warn once about the ABI
7690 change when passing union with long double.
7692 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7694 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7697 * c-parser.c (c_parser_compound_statement): Always enter and leave
7700 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7703 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7705 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7707 PR tree-optimization/36922
7708 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7709 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7712 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7714 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7717 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7719 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7721 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7723 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7726 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7727 Richard Sandiford <rdsandiford@googlemail.com>
7729 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7730 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7731 (loongson_biadd): ...this.
7733 2009-02-17 Richard Guenther <rguenther@suse.de>
7735 PR tree-optimization/39202
7736 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7737 a var make sure to follow existing collapses.
7739 2009-02-17 Richard Guenther <rguenther@suse.de>
7742 * langhooks.c (lhd_print_error_function): Check for NULL block.
7744 2009-02-17 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/39204
7747 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7750 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7752 * config/soft-fp/double.h: Update from glibc CVS.
7754 2009-02-17 Richard Guenther <rguenther@suse.de>
7756 PR tree-optimization/39207
7757 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7758 strict-aliasing warnings for pointers pointing to NULL.
7760 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7763 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7764 skipping until next close brace.
7766 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7769 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7770 to function argument boundary.
7772 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7774 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7775 in the lea_add. Reload eventually constraints it properly.
7776 * config/picochip/constraints.md : Remove the target constraint
7777 "b", since it is not needed anymore.
7779 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7781 * gthr-dce.h: Uglify function parameter and local variable names.
7782 * gthr-gnat.h: Likewise.
7783 * gthr-mipssde.h: Likewise.
7784 * gthr-nks.h: Likewise.
7785 * gthr-posix95.h: Likewise.
7786 * gthr-posix.h: Likewise.
7787 * gthr-rtems.h: Likewise.
7788 * gthr-single.h: Likewise.
7789 * gthr-solaris.h: Likewise.
7790 * gthr-tpf.h: Likewise.
7791 * gthr-vxworks.h: Likewise.
7792 * gthr-win32.h: Likewise.
7794 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7797 * config/i386/i386.md: Restrict the new peephole2 to move
7798 between MMX/SSE registers.
7800 2009-02-15 Richard Guenther <rguenther@suse.de>
7803 2009-02-13 Richard Guenther <rguenther@suse.de>
7805 * configure.ac: Enable LFS.
7806 * configure: Re-generate.
7807 * config.in: Likewise.
7809 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7811 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7812 spu_srqwbyte, spu_srqwbytebc): Define.
7813 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7814 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7815 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7816 "shrqby_<mode>"): New insn-and-split patterns.
7817 * config/spu/spu.c (expand_builtin_args): Determine and return
7818 number of operands using spu_builtin_description data.
7819 (spu_expand_builtin_1): Use it.
7821 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7824 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7827 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7830 * config/i386/i386.c (override_options): Correct warning
7831 messages for -malign-loops, -malign-jumps and -malign-functions.
7833 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7836 * config/i386/i386.md: Restrict the new peephole2 to move
7837 between the general purpose registers.
7839 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7842 * config/i386/i386.c (type_natural_mode): Add a new argument.
7843 Return the original mode and warn ABI change if vector size is 32byte.
7844 (function_arg_advance): Updated.
7845 (function_arg): Likewise.
7846 (ix86_function_value): Likewise.
7847 (ix86_return_in_memory): Likewise.
7848 (ix86_sol10_return_in_memory): Likewise.
7849 (ix86_gimplify_va_arg): Likewise.
7850 (function_arg_32): Don't warn ABX ABI change here.
7851 (function_arg_64): Likewise.
7853 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7855 * loop-iv.c (implies_p): In the final case, test that operands 0
7856 of the two comparisons match.
7858 * config/bfin/bfin.c (find_prev_insn_start): New function.
7859 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7860 (find_next_insn_start): Move.
7862 2009-02-13 Richard Guenther <rguenther@suse.de>
7864 * configure.ac: Enable LFS.
7865 * configure: Re-generate.
7866 * config.in: Likewise.
7868 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7871 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7872 sizes on syntax error after some arguments have been parsed.
7874 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7876 * doc/invoke.texi (-fira): Remove.
7878 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7880 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7881 * recog.c: Likewise.
7884 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7886 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7887 (umul_ppmm): Likewise.
7888 (count_leading_zeros): Likewise.
7889 (count_trailing_zeros): Likewise.
7890 (UMUL_TIME): Likewise.
7892 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7894 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7895 soft-fp/t-softfp to tmake_file.
7897 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7898 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7899 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7900 IA64_BUILTIN_INFQ]: New.
7901 (ia64_init_builtins): Initialize __builtin_infq,
7902 __builtin_fabsq and __builtin_copysignq if not HPUX.
7903 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7904 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7906 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7908 (__fixtfti): Likewise.
7909 (__fixunstfti): Likewise.
7910 (__floattitf): Likewise.
7912 * config/ia64/libgcc-glibc.ver: New.
7913 * config/ia64/t-fprules-softfp: Likewise.
7914 * config/ia64/sfp-machine.h: Likewise.
7916 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7917 (LIBGCC2_TF_CEXT): Likewise.
7918 (TF_SIZE): Likewise.
7919 (TARGET_INIT_LIBFUNCS): Likewise.
7921 * config/ia64/t-glibc (SHLINB_MAPFILES):
7922 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7924 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7926 * config/i386/i386.c (construct_container): Rewrite processing
7927 BLKmode with X86_64_SSE_CLASS.
7929 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7932 * config/i386/i386.md: Replace simplify_replace_rtx with
7933 replace_rtx in the new peephole2.
7935 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7937 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7938 loop unrolling do not happen at -O2.
7940 2009-02-12 Michael Matz <matz@suse.de>
7942 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7944 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7946 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7949 2009-02-12 Ben Elliston <bje@au.ibm.com>
7951 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7952 patterns when updating the back chain. Missed in the 2009-02-10
7955 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7957 * doc/extend.texi (Decimal Floating Types): Update identifier of
7958 draft TR and list of missing support.
7960 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7963 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7964 bit to variable length decl's flags, add it also to its
7965 pointer replacement variable.
7967 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7968 Jakub Jelinek <jakub@redhat.com>
7971 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7972 (memory_blockage): New expander.
7973 (*memory_blockage): New insn pattern.
7974 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7975 instead of general blockage at the end of function prologue when
7976 frame pointer is used to access red zone area. Do not emit blockage
7977 when profiling, it is emitted in generic code.
7978 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7979 function epilogue when frame pointer is used to access red zone area.
7981 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7984 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7985 by arithmetic with memory operands.
7986 * config/i386/predicates.md (commutative_operator): New.
7988 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7990 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7993 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7995 * alias.h (record_alias_subset): Declare.
7996 * alias.c (record_alias_subset): Make global.
7998 2009-02-10 Nick Clifton <nickc@redhat.com>
8000 * tree-parloops.c: Change license to GPLv3.
8001 * ipa-struct-reorg.c: Change license to GPLv3.
8002 * ipa-struct-reorg.h: Change license to GPLv3.
8004 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8007 * c-decl.c (start_struct): Return NULL on error.
8009 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8012 * cfgloopmanip.c (remove_path): Call remove_bbs after
8013 cancel_loop_tree, not before it.
8016 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8017 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8018 VAR_DECLs were seen.
8019 * tree-ssa-live.c (remove_unused_locals): Recompute
8020 cfun->has_local_explicit_reg_vars.
8021 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8022 copies or clearings if cfun->has_local_explicit_reg_vars.
8024 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8027 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8028 of function prologue when frame pointer is used to access
8031 2009-02-10 Richard Guenther <rguenther@suse.de>
8034 * gimplify.c (gimple_regimplify_operands): Always look if
8035 we need to create a temporary.
8037 2009-02-10 Richard Guenther <rguenther@suse.de>
8039 PR tree-optimization/39132
8040 * tree-loop-distribution.c (todo): New global var.
8041 (generate_memset_zero): Trigger TODO_rebuild_alias.
8042 (tree_loop_distribution): Return todo.
8044 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8047 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8048 (x86_64_reg_class_name): Removed.
8049 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8050 first one isn't X86_64_SSE_CLASS or any other ones aren't
8051 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8052 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8053 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8054 and 3 X86_64_SSEUP_CLASS.
8055 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8056 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8058 2009-02-10 Ben Elliston <bje@au.ibm.com>
8060 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8061 form instruction to update the stack back chain word, even if the
8062 user has disabled the generation of update instructions.
8063 (movdi_<mode>_update_stack): New.
8064 (movsi_update_stack): Likewise.
8065 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8066 always use an update form instruction to update the stack back
8069 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8072 * graphite.c (if_region_set_false_region): After moving a region in
8073 the false branch of a condition, remove the empty dummy basic block.
8074 (gloog): Remove wrong fix for PR38953.
8076 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8078 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8079 generation due to implicit sign extension.
8081 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8084 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8085 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8087 2009-02-09 Richard Guenther <rguenther@suse.de>
8090 * convert.c (convert_to_real): Disable (float)fn((double)x)
8091 to fnf(x) conversion if errno differences may occur and
8092 -fmath-errno is set.
8094 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8096 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8097 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8098 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8100 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8103 * c-common.c (handle_alias_attribute): Disallow attribute for
8104 anything not a FUNCTION_DECL or VAR_DECL.
8106 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8109 * real.c (do_compare): Special-case compare of zero against
8110 decimal float value.
8112 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8115 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8116 as indicating flexible array members unless the field itself is
8117 being declarared as the incomplete array.
8119 2009-02-06 Jan Hubicka <jh@suse.cz>
8121 PR tree-optimization/38844
8122 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8125 2009-02-06 Richard Guenther <rguenther@suse.de>
8128 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8129 fork because we may expand it as __gcov_fork.
8131 2009-02-06 Nick Clifton <nickc@redhat.com>
8133 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8135 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8137 PR tree-optimization/35659
8138 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8139 vn_phi_eq): Shortcut if hashcode does not match.
8140 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8142 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8143 and avoid iterative_hash_expr.
8144 (FOR_EACH_VALUE_ID_IN_SET): New.
8145 (value_id_compare): Remove.
8146 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8147 sort expressions by value id.
8149 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8152 * config/sh/predicates.md (general_movsrc_operand): Don't check
8153 the subreg of system registers here.
8155 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8158 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8161 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8163 PR rtl-optimization/39110
8164 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8165 addresses, not aligned ones.
8167 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8168 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/39100
8171 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8172 comment says and add edges.
8174 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8177 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8178 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8180 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8182 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8183 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8184 register_bb_in_sese, new_sese, free_sese): Moved.
8185 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8186 outermost_loop_in_scop, build_scop_iteration_domain,
8187 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8188 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8189 Use loop_in_sese_p instead of loop_in_scop_p.
8190 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8191 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8192 (scopdet_basic_block_info): Fix bug in scop detection.
8193 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8194 eq_loop_to_cloog_loop): Remove.
8195 (nb_loops_around_loop_in_scop, nb_loop
8196 ref_nb_loops): Moved here...
8197 * graphite.h (ref_nb_loops): ... from here.
8198 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8199 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8200 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8201 * testsuite/gcc.dg/graphite/scop-19.c: New
8203 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8204 Hans-Peter Nilsson <hp@axis.com>
8206 PR rtl-optimization/37889
8207 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8208 Move offset handling from PLUS to before the switch. Use new
8209 arguments when considering SYMBOL_REFs too.
8210 (rtx_addr_can_trap_p): Pass dummy offset and size.
8211 (enum may_trap_p_flags): Remove.
8212 (may_trap_p_1): Pass size from MEM_SIZE.
8214 PR rtl-optimization/38921
8215 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8216 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8217 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8218 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8220 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8222 AVX Programming Reference (January, 2009)
8223 * config/i386/sse.md (*vpclmulqdq): New.
8225 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8227 PR tree-optimization/38977
8228 PR gcov-profile/38292
8229 * calls.c (special_function_p): Disregard __builtin_ prefix.
8231 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8233 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8234 non-indexable addresses even before reload.
8236 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8239 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8240 as having variable size. Do not give an error for unnamed
8241 parameters with [*] declarators. Give a warning for type names
8242 with [*] declarators and mark them as variable size.
8243 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8244 for sizeof applied to [*] type names.
8246 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8249 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8251 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8253 * gcc.c (process_command): Update copyright notice dates.
8254 * gcov.c (print_version): Likewise.
8255 * gcov-dump.c (print_version): Likewise.
8256 * mips-tfile.c (main): Likewise.
8257 * mips-tdump.c (main): Likewise.
8259 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8262 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8263 for composite type involving a zero-length array type.
8265 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8268 * function.c (match_asm_constraints_1): Skip over
8269 initial optional % in the constraint.
8272 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8273 supported, don't accept FIXED_CSTs.
8274 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8275 and _Sat is used without _Fract/_Accum. Set specs->type to
8276 integer_type_node for cts_fract/cts_accum if fixed point is not
8279 2009-02-02 Catherine Moore <clm@codesourcery.com>
8281 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8283 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8285 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8286 (ABI_HAS_64BIT_SYMBOLS): Use it.
8287 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8289 2009-02-02 Paul Brook <paul@codesourcery.com>
8291 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8293 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8296 * recog.h (asm_operand_ok): Add constraints argument.
8297 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8298 recurse on matching constraint.
8299 (check_asm_operands): Pass constraints as 3rd argument to
8300 asm_operand_ok. Don't look up matching constraint here.
8301 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8304 2009-02-02 Ben Elliston <bje@au.ibm.com>
8306 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8307 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8309 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8311 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8312 information. Remove some obsolete information. Reorganize.
8314 * config/pa/fptr.c: Revert license to GPL 2.
8315 * config/pa/milli64.S: Likewise.
8317 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8320 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8321 LIBRARY name in, instead of hard-coding it.
8322 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8323 extra target make frag to tmake_files according to EH model.
8324 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8325 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8326 frags that define makefile variable EH_MODEL appropriately.
8327 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8328 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8329 to "-sjlj" according to type of EH configured.
8330 (LIBGCC_SONAME): Concatenate it to shared library base name.
8331 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8332 to "_sjlj" according to type of EH configured.
8333 (LIBGCC_SONAME): Concatenate it to shared library base name.
8334 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8335 (SHLIB_LINK): Add missing semicolon to if-else construct.
8336 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8337 string value of "pe_dll" command-line option.
8338 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8339 (SHLIB_SONAME): Use it when overriding t-cygming default.
8340 (SHLIB_IMPLIB): Override t-cygming default.
8341 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8342 string value of "pe_dll" command-line option.
8344 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8347 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8348 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8350 2009-01-31 Richard Guenther <rguenther@suse.de>
8352 PR tree-optimization/38937
8353 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8354 computing the transitive closure.
8356 2009-01-30 Richard Guenther <rguenther@suse.de>
8358 PR tree-optimization/39041
8359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8360 Propagate variable indices only if the types match for this stmt.
8362 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8365 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8366 inline but never defined.
8368 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8370 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8371 (*insv_h_di_reg_extimm): New insn.
8372 (*insv_l<mode>_reg_extimm): New insn.
8374 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8376 * config/picochip/picochip.c (flag_conserve_stack): set
8377 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8378 fconserve-stack. Reduce call-overhead used by inliner.
8380 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8383 * common.opt (flag_conserve_stack): Initialised to zero.
8385 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8388 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8389 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8392 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8394 * ira-color.c (allocno_reload_assign): Update comments.
8395 * regmove.c (regmove_optimize): Likewise.
8399 2009-01-29 Robert Millan <rmh@aybabtu.com>
8401 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8402 * config/i386/kopensolaris-gnu.h: New file. Undefine
8403 `MD_UNWIND_SUPPORT'.
8404 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8406 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8408 PR tree-optimization/39007
8409 * tree-loop-distribution.c (generate_builtin): Use
8410 recompute_dominator to compute the immediate dominator of the
8411 basic block just after the loop.
8413 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8415 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8416 (ASM_OUTPUT_DWARF_PCREL): Define.
8418 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8420 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8421 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8422 global. Modify entries about regmove and IRA.
8424 * ra-conflict.c: Remove the file.
8426 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8428 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8429 (pass_regclass_init): Rename to pass_reginfo_init.
8431 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8433 * toplev.h (flag_ira): Remove.
8435 * caller-save.c (setup_save_areas): Remove flag_ira.
8437 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8439 * global.c: Remove the file.
8441 * opts.c (decode_options): Remove flag_ira.
8443 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8445 * regmove.c: Modify file description.
8446 (find_use_as_address, try_auto_increment): Define them only if
8447 AUTO_INC_DEC is defined.
8448 (replacement_quality, replace_in_call_usage, fixup_match_1,
8449 stable_and_no_regs_but_for_p): Remove.
8450 (reg_set_in_bb): Make it static.
8451 (regmove_optimize): Remove flag_ira and code which worked for
8454 * local-alloc.c: Remove the file.
8456 * common.opt (fira): Remove.
8458 * ira.c: Include except.h.
8459 (eliminable_regset): Move from global.c.
8460 (mark_elimination): Ditto. Remove flag_ira.
8461 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8462 equiv_mem_modified, validate_equiv_mem_from_store,
8463 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8464 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8465 no_equiv, recorded_label_ref): Move from local-alloc.c.
8466 (update_equiv_regs): Ditto. Make it static.
8467 (print_insn_chain, print_insn_chains): Move it from global.c.
8468 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8469 (build_insn_chain): Ditto. Make it static.
8470 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8471 Rename to init_live_subregs.
8472 (gate_ira): Remove flag_ira.
8474 * regclass.c: Rename reginfo.c. Change file description.
8475 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8476 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8477 (init_reg_sets_1): Remove code for evaluation of
8478 reg_class_superclasses and losing_caller_save_reg_set.
8479 (init_regs): Remove init_reg_autoinc.
8480 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8481 ok_for_base_p_nonstrict): Remove.
8482 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8483 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8484 corresponding entries.
8485 (dump_regclass, record_operand_costs, scan_one_insn,
8486 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8487 record_address_regs, auto_inc_dec_reg_p): Remove.
8488 (gt-regclass.h): Rename to gt-reginfo.h.
8490 * rtl.h (dump_global_regs, retry_global_alloc,
8491 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8493 * Makefile.in (RA_H): Remove.
8494 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8495 Rename regclass.o to reginfo.o.
8496 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8498 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8499 (GTFILES): Rename regclass.c to reginfo.c.
8501 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8502 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8504 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8505 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8507 (finish_spills): Ditto. Remove code for !flag_ira.
8509 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8512 * doc/invoke.texi (rtl debug options): Complete rewrite.
8513 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8515 * mode-switching.c (pass_mode_switching): Rename pass from
8516 "mode-sw" to "mode_sw".
8517 * except.c (pass_convert_to_eh_ranges): Rename pass from
8518 "eh-ranges" to "eh_ranges".
8519 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8523 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8524 Alexander Monakov <amonakov@ispras.ru>
8527 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8529 (move_exprs_to_boundary): Change return type and pass through
8530 should_move from move_op. Relax assert. Update usage ...
8531 (schedule_expr_on_boundary): ... here. Use should_move instead of
8533 (move_op_orig_expr_found): Indicate that insn was disconnected from
8535 (code_motion_process_successors): Do not call after_merge_succs
8536 callback if original expression was not found when traversing any of
8538 (code_motion_path_driver): Change return type. Update prototype.
8539 (move_op): Update comment. Add a new parameter (should_move). Update
8540 prototype. Set *should_move based on indication provided by
8541 move_op_orig_expr_found.
8543 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8545 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8546 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8547 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8548 * config/rs6000/rs6000.c (rs6000_override_options): Default
8549 avoid-indexed-addresses on for Power6, off for everything else.
8550 (avoiding_indexed_address_p): New function.
8551 (rs6000_legitimize_address): Use it.
8552 (rs6000_legitimate_address): Likewise.
8553 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8555 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8557 PR tree-optimization/38997
8558 * tree-loop-distribution.c (generate_memset_zero): Use
8559 POINTER_PLUS_EXPR for a pointer addition.
8561 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8563 * config/s390/s390.md (bswap<mode>2): New pattern added.
8565 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8567 * config/s390/s390.md (*tls_load_31): Added type attribute.
8569 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8571 * config/s390/s390.md: Fix a few comments.
8573 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8575 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8576 (*tm<mode>_full): Fixed z10prop attribute.
8577 (*tst<mode>_extimm): Fixed z10prop attribute.
8578 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8579 (*tstqiCCT_cconly): Fixed z10prop attribute.
8580 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8581 (*movsi_larl): Fixed z10prop attribute.
8582 (*movsi_zarch): Fixed z10prop attribute.
8583 (*movsi_eas): Fixed z10prop attribute.
8584 (*movhi): Fixed z10prop attribute.
8585 (*movqi): Fixed z10prop attribute.
8586 (*movstrictqi): Fixed z10prop attribute.
8587 (*mov<mode>): Fixed z10prop attribute.
8588 (*movcc): Fixed z10prop attribute.
8589 (*sethighpartdi_64): Fixed z10prop attribute.
8590 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8591 (*negdi2_sign_cc): Fixed z10prop attribute.
8592 (*negdi2_sign): Fixed z10prop attribute.
8593 (*absdi2_sign_cc): Fixed z10prop attribute.
8594 (*absdi2_sign): Fixed z10prop attribute.
8595 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8596 (*negabsdi2_sign): Fixed z10prop attribute.
8597 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8598 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8599 (doloop_si64): Fixed z10prop attribute.
8600 (doloop_si31): Fixed z10prop attribute.
8601 (doloop_long): Fixed z10prop attribute.
8602 (indirect_jump): Fixed z10prop attribute.
8603 (nop): Fixed z10prop attribute.
8604 (main_base_64): Fixed z10prop attribute.
8605 (reload_base_64): Fixed z10prop attribute.
8607 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8609 PR rtl-optimization/38740
8610 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8612 * config/mips/mips.c (mips_reorg): Likewise.
8614 2009-01-28 Richard Guenther <rguenther@suse.de>
8616 PR tree-optimization/38926
8617 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8618 with the correct value id to a value.
8619 (do_regular_insertion): Use the value number of edoubleprime
8620 for the value number of the expr.
8623 2008-08-21 Richard Guenther <rguenther@suse.de>
8625 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8626 a PHI ask VN if it is already available.
8627 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8628 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8630 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8633 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8634 set to varying whenever max has TREE_OVERFLOW set, similarly
8635 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8637 2009-01-28 Richard Guenther <rguenther@suse.de>
8640 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8641 uninitialized aggregate uses in call arguments.
8643 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8645 PR tree-optimization/38984
8646 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8647 the nothing_id variable if -fno-delete-null-pointer-checks.
8649 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8653 (set_got_offset_rex64): Ditto.
8655 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8658 * doc/extend.texi: Improve local variable with asm reg.
8660 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8662 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8663 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8664 was not supplied then set warn_packed_bitfield_compat to the
8666 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8669 2009-01-27 Richard Guenther <rguenther@suse.de>
8671 PR tree-optimization/38503
8672 * cfgexpand.c (expand_gimple_basic_block): Ignore
8673 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8674 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8675 variables that cannot have TBAA applied.
8676 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8679 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8682 * calls.c (initialize_argument_information): Do not wrap complex
8683 arguments in SAVE_EXPR.
8685 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8687 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8688 (INSTALL_LIBGCC): Revert typo commit.
8690 2009-01-26 Richard Guenther <rguenther@suse.de>
8692 PR tree-optimization/38745
8693 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8694 from special handling.
8696 2009-01-26 Richard Guenther <rguenther@suse.de>
8698 PR tree-optimization/38745
8699 * tree-ssa.c (execute_update_addresses_taken): Do not include
8700 variables that cannot possibly be a register in not_reg_needs.
8701 Do not clear TREE_ADDRESSABLE on vars that may not become
8703 * tree-ssa.c (update_alias_info_1): Include those in the set
8704 of addressable vars.
8706 2009-01-26 Richard Guenther <rguenther@suse.de>
8709 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8710 * tree-ssa-dse.c: Include langhooks.h
8711 (execute_simple_dse): Remove stores with zero size.
8713 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8716 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8719 2009-01-24 Julian Brown <julian@codesourcery.com>
8721 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8722 config/arm/linux-atomic.c.
8723 * config/arm/linux-atomic.c: New.
8725 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8727 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8728 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8729 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8731 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8734 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8737 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8739 PR tree-optimization/38953
8740 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8741 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8742 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8743 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8746 2009-01-24 Paul Brook <paul@codesourcery.com>
8748 * config/arm/neon.md (neon_type): Move to arm.md.
8749 (neon_mov<VSTRUCT>): Add neon_type attribute.
8750 * config/arm/arm.md (neon_type): Move to here.
8751 (conds): Add "unconditioal" and use as default for NEON insns.
8753 2009-01-24 Ben Elliston <bje@au.ibm.com>
8755 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8756 void *' warning from -Wc++-compat.
8757 * Makefile.in (dominance.o-warn): Remove.
8759 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8761 PR tree-optimization/38932
8762 * fold-const.c (fold_unary_ignore_overflow): New.
8763 * tree.h (fold_unary_ignore_overflow): Declare.
8764 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8765 * tree-ssa-sccvn.c (visit_reference_op_load,
8766 simplify_unary_expression): Likewise.
8768 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8770 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8771 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8772 regardless of their type.
8773 * c-common.c (handle_packed_attribute): Don't ignore packed on
8775 * c.opt (Wpacked-bitfield-compat): New warning option.
8776 * stor-layout.c (place_field): Warn if offset of a field changed.
8777 * doc/extend.texi (packed): Mention the ABI change.
8778 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8779 (Warning Options): Add it to the list.
8781 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8783 * c-opts.c (c_common_post_options): Fix a typo in comments.
8785 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8788 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8789 variables to static.
8790 * doc/invoke.texi (-fmerge-all-constants): Update description.
8792 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8795 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8796 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8798 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8800 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8802 (LOCAL_ALIGNMENT): Similarly.
8804 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8805 Joseph Myers <joseph@codesourcery.com>
8807 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8808 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8809 * config/arm/arm-tune.md: Regenerate.
8810 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8813 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8815 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8816 version number to five.
8818 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8821 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8822 * c-common.c (set_underlying_type): Likewise.
8823 (is_typedef_decl ): Likewise
8825 (set_underlying_type): Likewise.
8826 (is_typedef_type): Likewise.
8828 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8831 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8834 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8837 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8838 (LIBGCC_SPEC): Don't define.
8839 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8841 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8843 PR rtl-optimization/38879
8844 * alias.c (base_alias_check): Unaligned access via AND address can
8845 alias all surrounding object types except those with sizes equal
8846 or wider than the size of unaligned access.
8848 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8851 * c-decl.c (clone_underlying_type): Move this ...
8852 * c-common.c (set_underlying_type): ... here.
8853 Also, make sure the function properly sets TYPE_STUB_DECL() on
8854 the newly created typedef variant type.
8855 (is_typedef_decl ): New entry point.
8856 * tree.h: Added a new member member_types_needing_access_check to
8857 struct tree_decl_non_common.
8858 (set_underlying_type): New entry point.
8859 (is_typedef_type): Likewise.
8861 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8863 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8864 Check whether two instructions have memory references that
8865 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8866 are helper functions for traversing.
8867 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8868 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8869 not to draw dependency edge for instructions with non-conflicting
8872 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8875 * longlong.h: Update copyright years. Use soft-fp license notice.
8876 Sync __clz_tab declaration with glibc.
8878 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8881 * doc/extend.texi (syscall_linkage): New.
8882 (version_id): Modify.
8884 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8885 Richard Guenther <rguenther@suse.de>
8887 PR tree-optimization/38747
8888 PR tree-optimization/38748
8889 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8890 conversion if the base address is an indirect reference and the
8891 aliasing sets could cause issues.
8893 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8895 * common.opt (fgraphite, fgraphite-identity): Add comment for
8896 explaining why these options are not documented.
8898 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8900 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8901 gimple_call_lhs is NULL.
8903 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8906 * emit-rtl.c (adjust_address_1): Make sure memref is never
8909 2009-01-20 Ben Elliston <bje@au.ibm.com>
8911 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8912 const qualifier from arg parameter. Remove unnecessary cast to char *.
8913 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8914 const qualifier from arg 2.
8916 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8918 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8920 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8923 * rtl.h (reinit_regs): New prototype.
8924 * regclass.c: Include ira.h.
8926 * Makefile.in (regclass.o): Add ira.h.
8927 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8929 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8932 * c-common.c (handle_aligned_attribute): Use
8933 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8934 default alignment value.
8936 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8938 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8939 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8941 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8942 __BIGGEST_ALIGNMENT__.
8944 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8946 2009-01-18 Richard Guenther <rguenther@suse.de>
8948 PR tree-optimization/38819
8949 * tree-flow.h (operation_could_trap_helper_p): Declare.
8950 * tree-eh.c (operation_could_trap_helper_p): Export.
8951 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8952 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8953 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8954 are about to insert a possibly trapping instruction and fail
8957 2009-01-18 Andreas Schwab <schwab@suse.de>
8959 * doc/install.texi (Configuration): Remove obsolete paragraph
8960 about use of --with-gnu-ld with --with-gnu-as.
8962 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8964 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8965 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8966 Follow spelling conventions.
8968 2009-01-18 Ben Elliston <bje@au.ibm.com>
8970 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8971 C++ warning about implicit conversion from void * to struct
8973 (bitmap_obstack_free): Likewise for bitmap_element *.
8974 * Makefile.in (bitmap.o-warn): Remove.
8976 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8978 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8980 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8981 Tobias Grosser <tobi.grosser@amd.com>
8983 * graphite.c (graphite_trans_scop_block): Do not block single
8986 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8988 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8989 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8990 test with assertion.
8992 2009-01-16 Richard Guenther <rguenther@suse.de>
8994 PR tree-optimization/38835
8996 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8997 and INT + PTR -> (INT)(PTR p+ INT) folding.
8998 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9000 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9003 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9004 the subreg from a lowpart subreg if it is also casting the value.
9006 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9007 Tobias Grosser <tobi.grosser@amd.com>
9009 * graphite.c (compare_prefix_loops): New.
9010 (build_scop_canonical_schedules): Rewritten.
9011 (graphite_transform_loops): Move build_scop_canonical_schedules
9012 after build_scop_iteration_domain.
9014 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9015 Tobias Grosser <tobi.grosser@amd.com>
9017 * graphite.c (add_conditions_to_domain): Add the loops to
9018 the dimension of the iteration domain. Do copy the domain
9019 only when it exists.
9020 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9021 (add_conditions_to_constraints): New.
9022 (can_generate_code_stmt, can_generate_code): Removed.
9023 (gloog): Do not call can_generate_code.
9024 (graphite_transform_loops): Call add_conditions_to_constraints
9025 after building the iteration domain.
9027 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9029 PR tree-optimization/38789
9030 * tree-ssa-threadedge.c
9031 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9032 __builtin_constant_p.
9034 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9036 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9037 examined before deleting them.
9039 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9041 * function.c (aggregate_value_p): Correctly extract the function
9042 type from CALL_EXPR_FN lookup.
9044 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9046 * config/picochip/picochip.c (picochip_override_options): Revert
9047 CFI asm flag disable commited previously.
9049 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9050 Tobias Grosser <tobi.grosser@amd.com>
9051 Jan Sjodin <jan.sjodin@amd.com>
9053 * graphite.c (scan_tree_for_params): On substractions negate
9054 all the coefficients of the term.
9055 (clast_to_gcc_expression_red): New. Handle reduction expressions
9056 of more than two operands.
9057 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9058 (get_vdef_before_scop): Handle also the case of default definitions.
9060 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9062 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9063 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9064 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9066 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9067 Joey Ye <joey.ye@intel.com>
9070 * cfgexpand.c (expand_stack_alignment): Don't update stack
9071 boundary nor check incoming stack boundary here.
9072 (gimple_expand_cfg): Update stack boundary and check incoming
9073 stack boundary here.
9075 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9077 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9079 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9081 PR rtl-optimization/38245
9082 * calls.c (expand_call): Add stack arguments to
9083 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9084 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9085 in regs and partially in memory or BLKmode arguments.
9086 (emit_library_call_value_1): Add stack arguments to
9087 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9088 ACCUMULATE_OUTGOING_ARGS).
9089 * dce.c: Include tm_p.h.
9090 (find_call_stack_args): New function.
9091 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9093 (mark_insn): Call find_call_stack_args for CALL_Ps.
9094 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9095 forwards. Allocate and free arg_stores bitmap if needed, pass it
9096 down to deletable_insn_p, don't mark stores set in arg_stores
9097 bitmap, clear the bitmap at the beginning of each bb.
9098 * Makefile.in (dce.o): Depend on $(TM_P_H).
9100 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9103 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9104 to make sure the insn is a conditional test (bug 22599). Reformat a
9107 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9110 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9111 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9112 (gloog): Do not call cleanup_tree_cfg.
9113 (graphite_transform_loops): Call cleanup_tree_cfg after all
9114 scops have been code generated.
9116 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9117 * doc/gty.texi (Invoking the garbage collector): Added new node
9118 and section documenting ggc_collect.
9120 2009-01-14 Richard Guenther <rguenther@suse.de>
9122 PR tree-optimization/38826
9124 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9125 initialization notes only if we actually emitted a warning.
9126 (intra_create_variable_infos): Add constraints for a result decl
9127 that is passed by hidden reference.
9128 (build_pred_graph): Mark all related variables non-direct on
9131 2009-01-14 Nick Clifton <nickc@redhat.com>
9133 * ira-conflicts.c: Include addresses.h for the definition of
9135 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9136 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9138 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9141 * Makefile.in (ira-lives.o): Add except.h.
9143 * ira-lives.c: Include except.h.
9144 (process_bb_node_lives): Process can_throw_internal.
9146 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9148 PR rtl-optimization/38774
9149 * combine.c (simplify_set): When undoing cc_use change, don't do
9150 PUT_CODE on the newly created comparison, but instead put back the
9153 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9155 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9156 values. Remove duplicate arm8 entry.
9158 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9160 PR tree-optimization/38786
9161 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9162 the SSA_NAME case of expand_scalar_variables_expr.
9163 Set the type of an expression to the type of its assign statement.
9164 (expand_scalar_variables_expr): Also gather the scalar computation
9165 used to index the memory access. Do not pass loop_p.
9166 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9167 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9168 the gimple_stmt_iterator where it inserts new code.
9170 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9171 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9173 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9175 * graphite.h (debug_value): Removed.
9176 * graphite.c (debug_value): Removed.
9178 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9180 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9181 ldrd/strd with two 32-bit instructions.
9183 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9185 * config/arm/arm.c (struct processors): Pass for speed down into
9186 cost helper functions.
9187 (const_ok_for_op): Handle COMPARE and inequality nodes.
9188 (arm_rtx_costs_1): Rewrite.
9189 (arm_size_rtx_costs): Update prototype.
9190 (arm_rtx_costs): Pass speed down to helper functions.
9191 (arm_slowmul_rtx_costs): Rework cost calculations.
9192 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9193 (arm_9e_rtx_costs): Likewise.
9195 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9197 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9198 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9199 (alpha_legitimize_address): Do not split local symbols wider than
9200 UNITS_PER_WORD into HIGH/LO_SUM parts.
9202 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9205 * gcc.c (process_command): Replace call to execvp with calls
9206 to pex_one and exit.
9208 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9211 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9212 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9213 variant for devices with 3-byte PC.
9214 (__tablejump_elpm__): New.
9216 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9219 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9220 offsetof member-designator, handle it as `[0].'.
9222 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9224 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9225 function when not using named sections on targets with named sections
9226 if branch distance is less than 262132.
9228 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9230 * combine.c (combine_instructions): Recompute
9231 optimize_this_for_speed_p for each BB in the main combine loop.
9233 2009-01-12 Tomas Bily <tbily@suse.cz>
9236 * tree-loop-distribution.c (prop_phis): New function.
9237 (generate_builtin): Call prop_phis.
9238 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9240 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9242 PR tree-optimization/38807
9243 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9244 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9246 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9248 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9249 subreg of op0 to the original op0.
9251 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9253 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9255 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9258 * mips-tfile.c (parse_def): Fix parsing of def strings
9259 starting with digits.
9261 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9264 * config/arm/arm.c (arm_is_long_call_p): Don't call
9265 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9267 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9269 * regrename.c (regrename_optimize): Fix dumping.
9270 (find_oldest_value_reg): Preserve REG_POINTER.
9271 (copy_hardreg_forward_1): Likewise.
9273 2009-01-09 Diego Novillo <dnovillo@google.com>
9275 * gimple.h (struct gimple_statement_base) <uid>: Document
9276 the restrictions on its use.
9278 (gimple_set_uid): Tidy.
9280 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9282 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9283 zero guard even if align_bytes != 0 and count is smaller than
9286 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9288 PR rtl-optimization/38495
9289 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9290 (add_range_and_copies_from_move_list): Print all added ranges.
9291 Add ranges to memory optimized destination.
9293 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9297 * config/i386/i386.c (override_options): Reject
9298 -mstringop-strategy=rep_8byte with -m32.
9299 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9300 to 1. Do count comparison against epilogue_size_needed at compile
9301 time even when count_exp was constant forced into register. For
9302 size_needed don't jump to epilogue, instead just avoid aligning
9303 and invoke the body algorithm. If need_zero_guard, add zero guard
9304 even if count is non-zero, but smaller than size_needed + number of
9305 bytes that could be stored for alignment.
9306 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9307 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9308 but smaller than size_needed + number of bytes that could be stored
9309 for alignment. Compare size_needed with epilogue_size_needed instead
9310 of desired_align - align, don't adjust size_needed, pass
9311 epilogue_size_needed to the epilogue expanders.
9314 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9316 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9318 * pa.c (last_address): Change to unsigned.
9319 (update_total_code_bytes): Change argument to unsigned. Don't
9320 check if insn addresses are set.
9321 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9322 addresses are not set.
9323 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9325 2009-01-09 Nick Clifton <nickc@redhat.com>
9327 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9328 DECL_DECLARED_INLINE_P.
9330 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9333 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9334 GET_MODE (op0) in operand_subword_force calls.
9337 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9338 fold_convert arg0 operands to TREE_TYPE (op0) first.
9340 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9342 * params.def (ira-max-conflict-table-size): Decrease default value
9345 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9347 PR tree-optimization/37031
9348 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9350 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9351 allocate it using gc instead of heap, use VEC_quick_push instead of
9353 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9354 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9355 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9356 allocated vector from heap allocated.
9357 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9358 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9359 vector only after perfect_loop_nest_depth call.
9361 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9362 Jan Sjodin <jan.sjodin@amd.com>
9364 PR tree-optimization/38559
9365 * graphite.c (debug_value, copy_constraint,
9366 swap_constraint_variables, scale_constraint_variable, ): New.
9367 (get_lower_bound, get_upper_bound): Removed.
9368 (graphite_trans_bb_strip_mine): Clean up this code that works
9369 only for constant number of iterations. Fully copy upper and
9370 lower bound constraints, not only the constant part of them.
9371 * graphite.h (debug_value): Declared.
9373 2009-01-08 Ira Rosen <irar@il.ibm.com>
9375 PR tree-optimization/37194
9376 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9377 Don't add the cost of cost model guard in prologue to scalar
9378 outside cost in case of known number of iterations.
9380 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9381 Alan Modra <amodra@bigpond.net.au>
9383 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9384 non-word-aligned REG+CONST addressing.
9386 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9389 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9390 free_after_compilation when outputting a thunk.
9391 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9392 Do not call free_after_compilation here.
9394 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9396 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9397 (ix86_valid_target_attribute_inner_p): Ditto.
9399 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9401 PR tree-optimization/38492
9402 PR tree-optimization/38498
9403 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9404 * tree-chrec.h (scev_is_linear_expression): Declared.
9405 * graphite.c (graphite_cannot_represent_loop_niter): New.
9406 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9407 (graphite_loop_normal_form): Use gcc_assert.
9408 (scan_tree_for_params): Use CASE_CONVERT.
9409 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9410 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9411 Use gcc_assert. Discard scops that contain unhandled cases.
9412 (build_scop_conditions): Return a boolean status for unhandled cases.
9413 (strip_mine_profitable_p): Print the loop number, not its depth.
9414 (is_interchange_valid): Pass the depth of the loop nest, don't
9415 recompute it wrongly.
9416 (graphite_trans_bb_block): Same.
9417 (graphite_trans_bb_block): Print tentative of loop blocking.
9418 (graphite_trans_scop_block): Do not print that the loop has been
9420 (graphite_transform_loops): Do not handle scops that contain condition
9423 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9425 AVX Programming Reference (December, 2008)
9426 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9427 (_mm256_stream_pd): Likewise.
9428 (_mm256_stream_ps): Likewise.
9430 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9431 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9432 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9433 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9434 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9435 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9436 (ix86_expand_special_args_builtin): Likewise.
9438 * config/i386/sse.md (AVXMODEDI): New.
9439 (avx_movnt<mode>): Likewise.
9440 (avx_movnt<mode>): Likewise.
9441 (<sse>_movnt<mode>): Remove AVX support.
9442 (sse2_movntv2di): Likewise.
9444 2009-01-07 Richard Guenther <rguenther@suse.de>
9447 * fold-const.c (extract_muldiv): Remove obsolete comment.
9448 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9449 to PLUS_EXPR canonicalization for the canonicalization.
9451 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9453 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9454 hosted cross-compilers generating less efficient code.
9456 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9458 * function.h (rtl_data): Add a dbr_scheduled_p field.
9459 * reorg.c (dbr_schedule): Set it.
9460 (gate_handle_delay_slots): Check it.
9461 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9462 (mips_reorg): Check flag_delayed_branch instead of
9463 mips_base_delayed_branch.
9464 (mips_override_options): Don't set mips_base_delayed_branch
9465 or flag_delayed_branch.
9467 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9469 PR rtl-optimization/38426.
9470 * ira.c (ira): Set current_function_is_leaf earlier.
9472 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9474 PR rtl-optimization/38722
9475 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9476 too early, only set a flag and modify after last possible
9479 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9482 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9483 * real.c (decimal_single_format): Correct values of emin and emax.
9484 (decimal_double_format): Ditto.
9485 (decimal_quad_format): Ditto.
9486 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9487 computation of DECnn_MIN and DECnn_MAX for corrected values of
9488 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9489 __DECnn_MIN__, and adjust its computation for the corrected value
9492 2009-01-06 Jan Hubicka <jh@suse.cz>
9495 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9497 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9499 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9500 Add Robert Clark to the list of testers.
9502 2009-01-06 Jan Hubicka <jh@suse.cz>
9503 Kai Tietz <kai.tietz@onevision.com>
9505 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9506 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9508 2009-01-06 Jan Hubicka <jh@suse.cz>
9509 Kai Tietz <kai.tietz@onevision.com>
9511 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9513 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9514 (ix86_nsaved_regs): Count only general purpose regs.
9515 (ix86_nsaved_sseregs): New.
9516 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9517 to 16 for w64; compute padding and size of sse reg save area.
9518 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9519 general purpose regs.
9520 (ix86_emit_save_sse_regs_using_mov): New.
9521 (ix86_expand_prologue): Save SSE regs if needed.
9522 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9523 (ix86_emit_restore_sse_regs_using_mov): New.
9524 (ix86_expand_epilogue): Save SSE regs if needed.
9526 2009-01-06 Jan Hubicka <jh@suse.cz>
9527 Kai Tietz <kai.tietz@onevision.com>
9529 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9530 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9531 functions when accumulate outgoing args is off.
9533 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9536 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9537 before using pseudos_have_intersected_live_ranges_p.
9539 * ira-int.h (ira_assert): Always define.
9541 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9543 AVX Programming Reference (December, 2008)
9544 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9545 (_mm256_permute2_pd): Likewise.
9546 (_mm_permute2_ps): Likewise.
9547 (_mm256_permute2_ps): Likewise.
9548 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9549 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9551 * config/i386/i386.c (ix86_builtins): Remove
9552 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9553 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9554 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9555 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9556 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9557 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9558 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9559 __builtin_ia32_vpermil2ps256.
9560 (ix86_init_mmx_sse_builtins): Updated.
9561 (ix86_expand_args_builtin): Likewise.
9563 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9565 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9566 long absolute calls when generating PA 2.0 code.
9568 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9570 PR rtl-optimization/38583
9571 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9573 * params.def (ira-max-conflict-table-size): New.
9575 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9577 * ira.h (ira_conflicts_p): New external definition.
9579 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9580 table. Report this. Return result of building.
9581 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9582 building conflict table.
9584 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9585 (ira_color): Use ira_conflicts_p.
9587 * global.c: Include ira.h.
9588 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9591 * Makefile.in (global.o): Add ira.h.
9593 * ira-build.c (mark_all_loops_for_removal,
9594 propagate_some_info_from_allocno): New.
9595 (remove_unnecessary_allocnos): Call
9596 propagate_some_info_from_allocno.
9597 (remove_low_level_allocnos): New.
9598 (remove_unnecessary_regions): Add parameter. Call
9599 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9600 parameter to remove_unnecessary_regions.
9601 (ira_build): Remove all regions but root if the conflict table was
9602 not built. Update conflict hard regs for allocnos crossing calls.
9604 * ira.c (ira_conflicts_p): New global.
9605 (ira): Define and use ira_conflicts_p.
9607 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9608 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9609 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9611 2009-01-06 Ben Elliston <bje@au.ibm.com>
9613 * gengtype-lex.l (YY_NO_INPUT): Define.
9615 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9618 * c-common.c (handle_vector_size_attribute): Also reject
9621 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9623 PR tree-optimization/38492
9624 * graphite.c (rename_map_elt, debug_rename_elt,
9625 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9626 rename_map_elt_info, eq_rename_map_elts,
9627 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9628 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9629 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9630 (sese_build_livein_liveouts): New.
9631 (new_sese, free_sese): New.
9632 (new_scop): Call new_sese.
9633 (free_scop): Call free_sese.
9634 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9635 (register_old_new_names): Renamed register_old_and_new_names.
9636 (register_scop_liveout_renames, add_loop_exit_phis,
9637 insert_loop_close_phis, struct igp,
9638 default_liveout_before_guard, add_guard_exit_phis,
9639 insert_guard_phis, copy_renames): New.
9640 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9641 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9642 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9643 (scop_adjust_phis_for_liveouts): New.
9644 (gloog): Call scop_adjust_phis_for_liveouts.
9646 * graphite.h (struct sese): Documented. Added fields liveout,
9648 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9649 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9650 (struct scop): Added field liveout_renames.
9651 (SCOP_LIVEOUT_RENAMES): New.
9653 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9655 PR tree-optimization/38510
9656 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9657 (translate_clast): Call recompute_all_dominators before
9659 (gloog): Call recompute_all_dominators before graphite_verify.
9661 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9662 Jan Sjodin <jan.sjodin@amd.com>
9664 PR tree-optimization/38500
9665 * graphite.c (create_sese_edges): Call fix_loop_structure after
9668 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9670 * config.gcc: Add m32r*-*-rtems*.
9671 * config/m32r/rtems.h: New file.
9673 2009-01-05 Ben Elliston <bje@au.ibm.com>
9675 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9676 (.po.pox): Likewise.
9677 (po/gcc.pot): Likewise.
9679 2009-01-04 David S. Miller <davem@davemloft.net>
9681 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9682 (STARTING_FRAME_OFFSET): Always set to zero.
9684 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9686 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9687 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9688 fixed-point types, and vectors of the same.
9690 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9692 * config/mips/sync.md (*mb_barrier): Rename to...
9693 (*memory_barrier): ...this.
9695 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9697 * doc/extend.texi (Function Attributes): Move @cindex after @item
9698 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9699 and put in alphabetical order. Fix 'target' name and put in order.
9700 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9703 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9705 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9706 (memory_barrier): Expand as unspec instead of unspec_volatile.
9707 Remove mem:BLK from insn operands. Use Pmode scratch register.
9708 (*memory_barrier): Define as unspec instead of unspec_volatile.
9709 Use (match_dup 0) as input operand.
9711 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9712 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9713 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9714 scratch register. Remove operand 1.
9715 (*stbar): Define as unspec instead of unspec_volatile.
9716 Use (match_dup 0) as input operand, remove (const_int 8).
9717 (*membar): Define as unspec instead of unspec_volatile.
9718 Use (match_dup 0) as input operand, remove input operand 2.
9720 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9721 (memory_barrier): Expand as unspec instead of unspec_volatile.
9722 Remove mem:BLK from insn operands. Use Pmode scratch register.
9723 (*memory_barrier): Define as unspec instead of unspec_volatile.
9724 Use (match_dup 0) as input operand.
9726 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9727 Remove mem:BLK from insn operands. Use Pmode scratch register.
9728 Set volatile flag on operand 0.
9729 (*memory_barrier): New insn pattern.
9731 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9733 (*memory_barrier): Use (match_dup 0) as input operand.
9735 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9736 Remove mem:BLK from insn operands. Use Pmode scratch register.
9737 Set volatile flag on operand 0.
9738 (*mb_internal): New insn pattern.
9740 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9742 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9745 * function.c (struct temp_slot): Move to the section of the file
9746 that deals with temp slots. Remove field 'address'.
9747 (temp_slot_address_table): New hash table of address -> temp slot.
9748 (struct temp_slot_address_entry): New struct, items for the table.
9749 (temp_slot_address_compute_hash, temp_slot_address_hash,
9750 temp_slot_address_eq, insert_temp_slot_address): Support functions
9752 (find_temp_slot_from_address): Rewrite to use the new hash table.
9753 (remove_unused_temp_slot_addresses): Remove addresses of temp
9754 slots that have been made available.
9755 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9756 worker function for remove_unused_temp_slot_addresses.
9757 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9758 Add the temp slot address to the address -> temp slot map.
9759 (update_temp_slot_address): Update via insert_temp_slot_address.
9760 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9761 (pop_temp_slots): Likewise.
9762 (init_temp_slots): Allocate the address -> temp slot map, or empty
9763 the map if it is already allocated.
9764 (prepare_function_start): Initialize temp slot processing.
9766 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9769 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9770 Calculate the size of all stack vars assuming no packing of stack
9771 vars will happen, replacing a quadratic algorithm with a linear one.
9773 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9776 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9779 2009-01-03 Diego Novillo <dnovillo@google.com>
9781 * doc/contrib.texi: Update contributions.
9783 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9786 * builtins.c (fold_builtin_memory_op): Give up if either operand
9787 is volatile. Set srctype or desttype to non-qualified version
9791 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9794 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9796 PR rtl-optimization/35805
9797 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9798 problem if fast dce is able to remove any instructions.
9799 * dce.c (dce_process_block): Fix dump message.
9801 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9804 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9806 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9809 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9810 * tree-pretty-print.c (op_code_prio): New function.
9811 (op_prio): No longer static. Use op_code_prio.
9812 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9813 Use op_prio and op_code_prio to determine if () should be
9814 printed around operand(s) or not.
9816 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9817 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9818 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9819 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9820 pp_character instead of pp_string for single letter printing.
9822 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9824 * doc/extend.texi: Fix '#pragma GCC option' typo.
9826 2009-01-02 Richard Guenther <rguenther@suse.de>
9828 * doc/install.texi (--enable-checking): Mention different
9830 (--enable-stage1-checking): Document.
9832 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9835 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9836 case to be an error.
9838 2009-01-02 Ben Elliston <bje@au.ibm.com>
9840 * config/fp-bit.h (pack_d): Constify argument.
9841 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9842 (isnan): Constify argument.
9846 (_fpadd_parts): Constify return type.
9847 (_fpmul_parts): Likewise.
9848 (_fpdiv_parts): Likewise.
9850 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9853 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9854 warn about overwriting initializer with side-effects or
9855 -Woverride-init if !IMPLICIT.
9856 (output_init_element): Likewise. Pass IMPLICIT down to
9858 (process_init_element): Add IMPLICIT argument. Pass it down
9859 to output_init_element.
9860 (push_init_element, pop_init_level, set_designator): Adjust
9861 process_init_element callers.
9862 (set_nonincremental_init, set_nonincremental_init_from_string):
9863 Adjust add_pending_init callers.
9864 (output_pending_init_elements): Adjust output_init_element callers.
9865 * c-tree.h (process_init_element): Adjust prototype.
9866 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9867 process_init_element callers.
9870 Copyright (C) 2009 Free Software Foundation, Inc.
9872 Copying and distribution of this file, with or without modification,
9873 are permitted in any medium without royalty provided the copyright
9874 notice and this notice are preserved.