1 2009-05-01 Joseph Myers <joseph@codesourcery.com>
3 * c-objc-common.c (c_tree_printer): Print identifiers with
4 pp_identifier, not pp_string. Mark "({anonymous})" for
6 * c-pretty-print.c (pp_c_ws_string): New.
7 (pp_c_cv_qualifier, pp_c_type_specifier,
8 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
9 pp_c_storage_class_specifier, pp_c_function_specifier,
10 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11 pp_c_primary_expression, pp_c_postfix_expression,
12 pp_c_unary_expression, pp_c_shift_expression,
13 pp_c_relational_expression, pp_c_equality_expression,
14 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15 use pp_string and pp_c_ws_string in place of pp_identifier and
16 pp_c_identifier for non-identifiers. Mark English strings for
18 * c-pretty-print.h (pp_c_ws_string): Declare.
20 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21 Roland McGrath <roland@redhat.com>
23 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id
25 (ENABLE_LD_BUILDID): New configuration option.
26 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
27 (LINK_BUILDID_SPEC): New macro.
28 (init_spec): If defined, prepend it between LINK_EH_SPEC and
30 * doc/install.texi: Document --enable-linker-build-id option.
34 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
36 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
37 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
38 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
39 MIPS_GP_SAVE_AREA_SIZE.
40 * config/mips/mips.c (struct mips_frame_info): Update comment
41 before arg_pointer_offset and hard_frame_pointer_offset.
42 (mips_compute_frame_info): Update diagram before function: to
43 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
44 indicate the position of frame_pointer_rtx with -fstack-protector and
45 to show args_size. Don't allocate cprestore area for leaf functions
46 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
48 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
50 2009-04-30 Michael Matz <matz@suse.de>
52 PR tree-optimization/39955
53 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
55 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
57 * ira.c (setup_cover_and_important_classes): Use safe macro
58 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
60 * genpreds.c (write_tm_preds_h): Output suitable definition of
61 REG_CLASS_FOR_CONSTRAINT.
63 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
65 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
67 * bitmap.c (bitmap_descriptor): Likewise.
68 * ggc-common.c (loc_descriptor): Likewise.
69 * varray.c (varray_descriptor): Likewise.
70 * vec.c (vec_descriptor): Likewise.
72 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
74 * Makefile.in (dce.o): Add $(EXCEPT_H).
75 * dce.c: Include except.h and delete redundant vector definitions.
76 (deletable_insn_p): Return false for non-call insns that can throw
79 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
81 * gcse.c (ae_gen): Remove.
82 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
83 and make non-static function to make it available in store-motion.c.
84 Update call sites with search-and-replace.
85 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
86 extract_mentioned_regs, extract_mentioned_regs_helper,
87 find_moveable_store, compute_store_table, load_kills_store, find_loads,
88 store_killed_in_insn, store_killed_after, store_killed_before,
89 build_store_vectors, insert_insn_start_basic_block, insert-store,
90 remove_reachable_equiv_notes, replace_store_insn, delete_store,
91 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
92 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
93 * store-motion.c: ...new file. Also copy data structures from gcse.c
94 and clean up to remove parts not used by store motion.
95 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
96 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
98 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
101 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
102 when optimizing for size.
104 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
106 * gcse.c (gcse_constant_p): Fix typo in last change.
108 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
110 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
112 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
114 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
116 2009-04-29 James E. Wilson <wilson@codesourcery.com>
118 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
119 CONST_HIGH_PART result.
121 2009-04-29 Anatoly Sokolov <aesok@post.ru>
123 * config/avr/avr.c (initial_elimination_offset): Rename to
124 avr_initial_elimination_offset.
125 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
126 change return type to bool.
127 (avr_can_eliminate): New function.
128 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
129 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
130 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
131 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
132 avr_initial_elimination_offset.
133 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
134 (avr_initial_elimination_offset): Define.
136 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
137 Steven Bosscher <steven@gcc.gnu.org>
139 PR rtl-optimization/39938
140 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
141 * cfgrtl.c: Include insn-attr.h.
142 (rest_of_pass_free_cfg): New function.
143 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
144 * resource.c (init_resource_info): Remove call to df_analyze.
146 2009-04-29 Richard Guenther <rguenther@suse.de>
149 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
150 allow conversion to signed integers.
152 2009-04-29 Richard Guenther <rguenther@suse.de>
154 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
155 shifts of floating point vectors if the shift amount is
156 a constant multiple of the element size.
158 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
159 Michael Matz <matz@suse.de>
163 * tree-outof-ssa.c (emit_partition_copy): New function.
164 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
165 insert_part_to_rtx_on_edge): Perform the partition base var
166 copy using emit_partition_copy.
167 (insert_value_copy_on_edge): Convert constants to the right mode.
168 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
169 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
171 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
173 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
174 scan backwards to try to find a constant to initialize it.
176 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
177 insn before the loop_end instruction, don't look past labels.
179 2009-04-29 Richard Guenther <rguenther@suse.de>
182 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
183 loose type conversions.
184 (forward_propagate_addr_expr): Fix tuplification bug. Remove
185 stmts only if there are no uses of its definition.
187 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
189 * config/bfin/bfin.h (splitting_loops): Declare.
190 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
191 Reorder bit definitions to be ascending.
192 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
193 * config/bfin/bfin.c (splitting_loops): New variable.
194 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
195 (struct loop_info): Remove members INIT and LOOP_INIT.
196 (bfin_optimize_loop): Don't set them. Reorder the code that generates
197 the LSETUP sequence. Allow LC to be loaded from any register, but also
198 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
199 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
201 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
204 * config/bfin/bfin.md (movsi_insn): Refine constraints.
206 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
208 * Makefile.in (PLUGIN_VERSION_H): New.
209 (OBJS-common): Remove plugin-version.o.
210 (plugin.o): Depend on (PLUGIN_VERSION_H).
211 (plugin-version.o): Remove.
212 * configure: Regenerate
213 * configure.ac: Create plugin-version.h.
214 * gcc-plugin.h (plugin_gcc_version): Remove.
215 (plugin_default_version_check): Change signature.
216 * plugin-version.c: Remove.
217 * plugin.c: Include plugin-version.h.
218 (str_plugin_gcc_version_name): Remove.
219 (try_init_one_plugin): Pass gcc version to plugin_init.
220 (plugin_default_version_check): Both gcc and plugin versions are now
223 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
225 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
226 problematic last insns. Test for TYPE_CALL rather than CALL_P.
227 Remove special case testing for last insn of inner loops. Don't fail if
228 the loop ends with a jump, emit an extra nop instead.
230 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
231 DREGS rather than comparing directly. Remove code that tries to
232 account for latencies.
234 2009-04-29 Richard Guenther <rguenther@suse.de>
236 PR tree-optimization/39941
237 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
238 eliminating an indirect call.
240 2009-04-29 Richard Guenther <rguenther@suse.de>
242 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
243 parameter. Allow invariants as base if !require_lvalue.
244 (verify_gimple_assign_single): Adjust.
246 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
248 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
249 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
250 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
251 ssaddhi3_parts and sssubhi3_parts.
252 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
254 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
257 2009-04-28 Richard Guenther <rguenther@suse.de>
259 * tree-vect-loop.c (get_initial_def_for_induction): Use
260 correct types for pointer increment.
262 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
264 * toplev.c (print_version): Update GMP version string calculation.
266 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
268 PR rtl-optimization/39938
269 * resource.c (init_resource_info): Add call to df_analyze.
271 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
273 * config/alpha/alpha.md (usegp): Cast the result of
274 alpha_find_lo_sum_using_gp to enum attr_usegp.
275 * config/alpha/alpha.c (override_options): Remove end-of-structure
276 marker element from cpu_table. Use array size of cpu_table to handle
277 -mcpu and -mtune options.
278 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
280 2009-04-28 Joseph Myers <joseph@codesourcery.com>
282 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
283 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
285 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
287 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
288 * config/rs6000/option-defaults.h: ... here. New file.
289 (OPT_64, OPT_32): Define.
290 (MASK_64BIT): Define to 0 if not already defined.
291 (OPT_ARCH64, OPT_ARCH32): Define.
292 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
295 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
297 * config/arm/arm.c (arm_override_options): Emit error on using
300 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
302 PR rtl-optimization/39914
303 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
304 registers for allocnos created from user-defined variables only
307 2009-04-28 Richard Guenther <rguenther@suse.de>
310 * fold-const.c (fold_binary): Use distribute_real_division only
313 2009-04-28 Steve Ellcey <sje@cup.hp.com>
315 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
316 add hpux-stdint.h to tm_file.
317 (hppa[12]*-*-hpux11*): Ditto.
318 (ia64*-*-hpux*): Ditto.
319 * config/hpux-stdint.h: New.
320 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
321 __STDC_EXT__ for all compiles.
322 * config/pa/pa-hpux.h: Ditto.
323 * config/pa/pa-hpux10.h: Ditto.
324 * config/pa/pa-hpux11.h: Ditto.
326 2009-04-28 Catherine Moore <clm@codesourcery.com>
328 * debug.h (set_name): Add comment.
330 2009-04-28 Andrew Pinski <pinskia@gmail.com>
333 * config/darwin.c (machopic_gen_offset): Check
334 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
335 * config/arm/arm.c (require_pic_register): Likewise.
337 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
339 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
340 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
341 m32c_promote_prototypes): Delete.
343 2009-04-28 Michael Matz <matz@suse.de>
346 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
349 2009-04-28 Richard Guenther <rguenther@suse.de>
351 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
353 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
355 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
356 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
357 * config/arm/arm-tune.md: Regenerate.
359 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
361 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
362 block if there are complex incoming edges.
363 (sel_merge_blocks): Remove useless assert.
364 (sel_redirect_edge_and_branch): Check that edge was redirected.
365 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
366 (sel_find_rgns): Delete declaration.
367 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
368 the region when it is not a preheader.
370 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
373 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
375 2009-04-28 Richard Guenther <rguenther@suse.de>
377 * tree.h (SSA_NAME_VALUE): Remove.
378 (struct tree_ssa_name): Remove value_handle member.
379 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
380 array for jump threading.
381 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
383 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
384 * tree-flow.h (threadedge_initialize_values): Declare.
385 (threadedge_finalize_values): Likewise.
386 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
387 (SSA_NAME_VALUE): Define.
388 (threadedge_initialize_values): New function.
389 (threadedge_finalize_values): Likewise.
390 * tree-ssa-dom.c (ssa_name_values): New global variable.
391 (SSA_NAME_VALUE): Define.
392 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
394 2009-04-28 Ira Rosen <irar@il.ibm.com>
396 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
397 Use REPORT_VECTORIZED_LOCATIONS instead
398 REPORT_VECTORIZED_LOOPS.
399 * tree-vectorizer.c (vect_verbosity_level): Make static.
400 (vect_loop_location): Rename to vect_location.
401 (vect_set_verbosity_level): Update comment.
402 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
404 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
405 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
406 instead REPORT_UNVECTORIZED_LOOPS.
407 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
408 vect_loop_def to vect_external_def and vect_internal_def.
409 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
410 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
411 REPORT_UNVECTORIZED_LOCATIONS.
412 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
413 and vect_used_in_loop and to vect_unused_in_scope and
415 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
416 (vect_verbosity_level): Remove declaration.
417 (vect_analyze_operations): Likewise.
418 (vect_analyze_stmt): Declare.
419 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
420 REPORT_UNVECTORIZED_LOCATIONS.
421 (vect_get_loop_niters): Fix indentation.
422 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
423 (vect_analyze_loop_operations): New function.
424 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
425 vect_analyze_operations.
426 (vect_is_simple_reduction): Use new names.
427 (vectorizable_live_operation, vect_transform_loop): Likewise.
428 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
429 specify whether the data references can be a part of interleaving chain.
430 (vect_analyze_data_ref_dependence): Use new names.
431 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
432 (vect_create_addr_base_for_vector_ref): Remove redundant code.
433 * tree-vect-patterns.c (widened_name_p): Use new names.
434 (vect_recog_dot_prod_pattern): Likewise.
435 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
436 (process_use, vect_mark_stmts_to_be_vectorized,
437 vect_model_simple_cost, vect_model_store_cost,
438 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
439 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
440 vectorizable_operation, vectorizable_type_demotion,
441 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
442 vectorizable_condition): Likewise.
443 (vect_analyze_operations): Split into vect_analyze_loop_operations
445 (vect_analyze_stmt): ... new function.
446 (new_stmt_vec_info): Use new names.
447 (vect_is_simple_use): Use new names and fix comment.
448 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
449 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
451 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
454 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
455 and integer modes for x87 operands. Do not ICE for unsupported size,
456 generate error instead. Generate error for unsupported operand types.
457 ['z']: Do not handle HImode memory operands specially. Warning
458 for floating-point operands. Fallthru to 'Z' for unsupported operand
459 types. Do not ICE for unsupported size, generate error instead.
460 (output_387_binary_op): Use %Z to output operands.
461 (output_fp_compare): Ditto.
462 (output_387_reg_move): Ditto.
464 2009-04-28 Ben Elliston <bje@au.ibm.com>
469 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
471 * builtins.c (c_strlen): Do not warn here.
472 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
473 * c-common.c (pointer_int_sum): Take an explicit location.
474 Warn about offsets out of bounds.
475 * c-common.h (pointer_int_sum): Adjust declaration.
477 2009-04-27 Ian Lance Taylor <iant@google.com>
479 * collect2.c (is_ctor_dtor): Change type of ret field in struct
481 * dce.c (run_fast_df_dce): Change type of old_flags to int.
482 * df-core.c (df_set_flags): Change return type to int. Change
483 type of old_flags to int.
484 (df_clear_flags): Likewise.
485 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
486 (df_get_conditional_uses): Likewise.
487 * df.h (df_set_flags, df_clear_flags): Update declarations.
488 * dwarf2out.c (struct indirect_string_node): Change type of form
489 field to enum dwarf_form.
490 (AT_string_form): Change return type to enum dwarf_form.
491 * fixed-value.c (fixed_compare): Add cast to enum type.
492 * fwprop.c (update_df): Change 0 to VOIDmode.
493 * gensupport.c: Change 0 to UNKNOWN.
494 * gimple.h (gimple_cond_code): Add cast to enum type.
495 * haifa-sched.c (reemit_notes): Add cast to enum type.
496 * hooks.c (hook_int_void_no_regs): Remove function.
497 * hooks.h (hook_int_void_no_regs): Remove declaration.
498 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
499 * predict.c (combine_predictions_for_insn): Add casts to enum type.
500 * real.c (real_arithmetic): Add cast to enum type.
501 (real_compare): Likewise.
502 * target.h (struct gcc_target): Change return type of
503 branch_target_register_class to enum reg_class.
504 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
505 default_branch_target_register_class.
506 * targhooks.c (default_branch_target_register_class): New function.
507 * targhooks.h (default_branch_target_register_class): Declare.
508 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
509 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
511 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
513 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
514 vect_uninitialized_def. Change 0 to ERROR_MARK.
515 * tree-vect-stmts.c (supportable_widening_operation): Don't
516 initialize icode1 and icode2.
517 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
518 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
520 (cmn_err_flag_specs): Change 0 to STD_C89.
521 (cmn_err_char_table): Likewise.
522 * config/arm/arm.c (get_arm_condition_code): Change type of code
523 to enum arm_cond_code.
524 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
525 (IWMMXT_BUILTIN2): Likewise.
526 (neon_builtin_type_bits): Don't define typedef.
527 (neon_builtin_datum): Change type of bits field to int.
528 (arm_expand_neon_args): Add cast to enum type.
529 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
531 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
533 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
535 * config/mips/mips.md (jal_macro): Return enum constant.
536 (single_insn): Likewise.
537 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
539 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
541 * config/s390/s390.c (s390_tune_flags): Change type to int.
542 (s390_arch_flags): Likewise.
543 (s390_handle_arch_option): Change flags field of struct pta to int.
544 * config/s390/s390.h (s390_tune_flags): Update declaration.
545 (s390_arch_flags): Likewise.
546 * config/sh/sh.c (prepare_move_operands): Compare
547 tls_symbolic_operand result with enum constant.
548 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
549 (sh_expand_prologue): Add cast to enum type.
550 (sh_expand_epilogue): Likewise.
551 (tls_symbolic_operand): Change return type to enum tls_model.
552 (fpscr_set_from_mem): Add cast to enum type.
553 (legitimize_pic_address): Compare tls_symbolic_operand result with
555 (sh_target_reg_class): Change return type to enum reg_class.
556 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
558 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
559 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
560 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
561 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
562 (delayed_branch, tls_call_delay): Likewise.
563 (eligible_for_sibcall_delay): Likewise.
564 (eligible_for_return_delay): Likewise.
565 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
566 (spu_expand_builtin_1): Likewise.
568 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
569 for all types of conversions.
570 (output_init_element): Issue -Wc++-compat warning if needed when
571 initializing a bitfield with enum type.
572 * c-parser.c (c_parser_expression): Set original_type to
573 original_type of right hand operand of comman operator.
575 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
577 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
579 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
580 * doc/cpp.texi (Standard Predefined Macros)
581 (Implementation-defined behavior): Likewise.
582 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
583 * doc/gimple.texi (GIMPLE Exception Handling)
584 (@code{GIMPLE_ASSIGN}): Likewise.
585 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
586 * doc/invoke.texi (Warning Options, Optimize Options)
587 (AVR Options, Darwin Options): Likewise.
588 (Optimize Options): Reformulate -fwhole-program description.
589 * doc/loop.texi (Lambda): Likewise.
590 * doc/md.texi (Output Template, Define Constraints)
591 (Standard Names, Insn Splitting): Likewise.
592 * doc/options.texi (Option properties): Likewise.
593 * doc/passes.texi (Tree-SSA passes): Likewise.
594 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
595 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
596 (File Names and DBX): Likewise.
597 * doc/trouble.texi (Incompatibilities): Likewise.
599 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
601 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
602 instruction is correct.
604 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
606 Allow non-constant arguments to conversion intrinsics.
607 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
608 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
609 * spu.c (print_operand): Handle 'v' and 'w'.
610 (exp2_immediate_p, spu_gen_exp2): Define.
611 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
612 spu_convtf_1): Update parameter descriptions.
613 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
614 * constraints.md ('v', 'w'): New.
615 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
617 (i2f, I2F): New define_mode_attr.
618 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
619 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
620 fixuns_truncv4sfv4si2): Update to use mode attribute.
621 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
622 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
623 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
624 patterns for combine.
626 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
628 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
629 (cprop, hoist, pre, store_motion): New debug counters.
630 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
631 is not an RTL pass anymore.
632 (pass_profiling): Remove extern decl for pass removed in 2005.
633 (pass_gcse, pass_jump_bypass): Remove.
634 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
635 to 0 for clean state.
636 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
637 * cse.c (gate_handle_cse_after_global_opts,
638 rest_of_handle_cse_after_global_opts): New functions.
639 (pass_cse_after_global_opts): New pass, does local CSE.
640 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
641 (TV_CPROP): New timevar.
642 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
643 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
644 (gcse_main, recompute_all_luids): Remove.
645 (compute_hash_table_work): Call max_reg_num instead of reading
647 (cprop_jump): Don't set run_jump_opt_after_gcse.
648 (constprop_register): Always allow to alter jumps.
649 (cprop_insn): Likewise.
650 (do_local_cprop): Likewise.
651 (local_cprop_pass): Likewise. Return non-zero if something changed.
652 (cprop): Remove function, fold interesting bits into one_cprop_pass.
653 (find_implicit_sets): Add note about missed optimization opportunity.
654 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
655 pass_rtl_cprop execute function.
656 Don't bother tracking the pass number, each pass gets its own dumpfile
658 Always allow to alter jumpsand bypass jumps.
659 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
660 will just find no suitable set.
661 (pre_edge_insert): Fix dumping, this function is for PRE only.
662 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
663 pass_rtl_pre execute function.
664 (hoist_code): Return non-zero if something changed. Keep track of
665 substitutions and insertions for statistics gathering similar to PRE.
666 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
667 called from the pass_rtl_hoist execute function. Show pass statistics.
668 (compute_store_table): Use max_reg_num directly instead of using the
669 formerly global max_gcse_regno.
670 (build_store_vectors): Likewise.
671 (replace_store_insn): Fix dumping.
672 (store_motion): Rename to ...
673 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
674 pass, called from the pass_rtl_store_motion execute function. Keep
675 track of substitutions and insertions for statistics gathering similar
677 (bypass_jumps): Remove, fold interesting bits into ...
678 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
679 from the pass_rtl_cprop execute function.
680 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
681 pass_jump_bypass): Remove.
682 (gate_handle_gcse, rest_of_handle_gcse): Remove.
683 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
684 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
685 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
686 (gate_rtl_store_motion, execute_rtl_store_motion,
687 pass_rtl_store_motion): New.
688 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
689 make it clear that -fcse-skip-blocks is a no-op for backward compat.
690 * passes.c (init_optimization_passes): Remove pass_gcse and
691 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
692 and cse_after_global_opts in place of pass_gcse. Schedule cprop
693 instead of pass_jump_bypass.
695 2009-04-27 Richard Guenther <rguenther@suse.de>
698 * gimplify.c (gimplify_expr): If we are required to create
699 a temporary make sure it ends up as register.
701 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
704 * config/i386/i386.c (construct_container): Don't call
705 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
706 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
708 2009-04-27 Michael Matz <matz@suse.de>
710 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
711 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
712 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
713 (dump_replaceable_exprs): Take a bitmap.
714 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
716 (expand_gimple_basic_block): Likewise.
717 * tree-ssa-ter.c (struct temp_expr_table_d): Make
718 replaceable_expressions member a bitmap.
719 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
720 (mark_replaceable): Likewise.
721 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
722 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
724 2009-04-27 Richard Guenther <rguenther@suse.de>
726 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
727 (verify_stmts): Dispatch to gimple/type verification code.
728 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
729 issue with call argument types.
731 2009-04-27 Michael Matz <matz@suse.de>
733 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
734 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
737 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
738 Eric Botcazou <ebotcazou@adacore.com>
740 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
741 a label's basic block.
742 (mark_target_live_regs): Tidy and rework obsolete comments.
743 Change back DF problem to LIVE. If a label starts a basic block,
744 assume that all registers that used to be live then still are.
745 (init_resource_info): If a label starts a basic block, set its
746 BLOCK_FOR_INSN accordingly.
747 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
749 2009-04-27 Richard Guenther <rguenther@suse.de>
751 * tree-flow-inline.h (function_ann): Remove.
752 (get_function_ann): Likewise.
753 * tree-dfa.c (create_function_ann): Remove.
754 * tree-flow.h (struct static_var_ann_d): Remove.
755 (struct function_ann_d): Likewise.
756 (union tree_ann_d): Remove fdecl member.
757 (function_ann_t): Remove.
758 (function_ann, get_function_ann, create_function_ann): Remove
761 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
763 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
765 2009-04-27 Jan Hubicka <jh@suse.cz>
767 * ipa-pure-const.c (struct funct_state_d): New fields
768 state_previously_known, looping_previously_known; remove
770 (analyze_function): Use new fields.
771 (propagate): Avoid assumption that state_set_in_source imply
774 * tree-ssa-loop-niter.c (finite_loop_p): New function.
775 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
776 * cfgloop.h (finite_loop_p): Declare.
778 2009-04-26 Michael Matz <matz@suse.de>
780 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
782 2009-04-26 Michael Matz <matz@suse.de>
784 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
785 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
786 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
787 pass_mark_used_blocks): Remove.
788 * tree-optimize.c (pass_free_datastructures,
789 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
790 * passes.c (init_optimization_passes): Don't call
791 pass_mark_used_blocks, remove dead code.
793 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
795 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
796 * tree-ssa-live.h (register_ssa_partition): Likewise.
798 2009-04-26 Michael Matz <matz@suse.de>
801 * builtins.c (fold_builtin_next_arg): Handle SSA names.
802 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
803 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
805 (compare_pairs): Swap cost comparison.
806 (coalesce_ssa_name): Don't use change_partition_var.
807 * tree-nrv.c (struct nrv_data): Add modified member.
808 (finalize_nrv_r): Set it.
809 (tree_nrv): Use it to update statements.
810 (pass_nrv): Require PROP_ssa.
811 * tree-mudflap.c (mf_decl_cache_locals,
812 mf_build_check_statement_for): Use make_rename_temp.
813 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
814 * alias.c (find_base_decl): Handle SSA names.
815 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
816 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
817 * rtl.h (set_reg_attrs_for_parm): Declare.
818 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
819 to "optimized", remove unused locals at finish.
820 (execute_free_datastructures): Make global, call
821 delete_tree_cfg_annotations.
822 (execute_free_cfg_annotations): Don't call
823 delete_tree_cfg_annotations.
825 * ssaexpand.h: New file.
826 * expr.c (toplevel): Include ssaexpand.h.
827 (expand_assignment): Handle SSA names the same as register variables.
828 (expand_expr_real_1): Expand SSA names.
829 * cfgexpand.c (toplevel): Include ssaexpand.h.
830 (SA): New global variable.
831 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
833 (set_rtl): New helper function.
834 (add_stack_var): Deal with SSA names, use set_rtl.
835 (expand_one_stack_var_at): Likewise.
836 (expand_one_stack_var): Deal with SSA names.
837 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
838 before unique numbers.
839 (expand_stack_vars): Use set_rtl.
840 (expand_one_var): Accept SSA names, add asserts for them, feed them
841 to above subroutines.
842 (expand_used_vars): Expand all partitions (without default defs),
843 then only the local decls (ignoring those expanded already).
844 (expand_gimple_cond): Remove edges when jumpif() expands an
846 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
847 or remove abnormal edges. Ignore insns setting the LHS of a TERed
849 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
850 members of SA; deal with PARM_DECL partitions here; expand
851 all PHI nodes, free tree datastructures and SA. Commit instructions
852 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
853 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
854 info and statements at start, collect garbage at finish.
855 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
856 (VAR_ANN_PARTITION) Remove.
857 (change_partition_var): Don't declare.
858 (partition_to_var): Always return SSA names.
859 (var_to_partition): Only accept SSA names.
860 (register_ssa_partition): Only check argument.
861 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
863 (delete_var_map): Don't free it.
864 (var_union): Only accept SSA names, simplify.
865 (partition_view_init): Mark only useful SSA names as used.
866 (partition_view_fini): Only deal with SSA names.
867 (change_partition_var): Remove.
868 (dump_var_map): Use ssa_name instead of partition_to_var member.
869 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
871 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
872 (struct _elim_graph): New member const_dests; nodes member vector of
874 (set_location_for_edge): New static helper.
875 (create_temp): Remove.
876 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
877 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
878 (new_elim_graph): Allocate const_dests member.
879 (clean_elim_graph): Truncate const_dests member.
880 (delete_elim_graph): Free const_dests member.
881 (elim_graph_size): Adapt to new type of nodes member.
882 (elim_graph_add_node): Likewise.
883 (eliminate_name): Likewise.
884 (eliminate_build): Don't take basic block argument, deal only with
885 partition numbers, not variables.
886 (get_temp_reg): New static helper.
887 (elim_create): Use it, deal with RTL temporaries instead of trees.
888 (eliminate_phi): Adjust all calls to new signature.
889 (assign_vars, replace_use_variable, replace_def_variable): Remove.
890 (rewrite_trees): Only do checking.
891 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
892 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
893 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
894 contains_tree_r, MAX_STMTS_IN_LATCH,
895 process_single_block_loop_latch, analyze_edges_for_bb,
896 perform_edge_inserts): Remove.
897 (expand_phi_nodes): New global function.
898 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
899 functions, initialize new parameter, remember partitions having a
901 (finish_out_of_ssa): New global function.
902 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
903 don't reset in_ssa_p here, don't disable TER when mudflap.
904 (pass_del_ssa): Remove.
905 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
907 (execute_free_datastructures): Declare.
908 * Makefile.in (SSAEXPAND_H): New variable.
909 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
910 * basic-block.h (commit_one_edge_insertion): Declare.
911 * passes.c (init_optimization_passes): Move pass_nrv and
912 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
913 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
914 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
915 (redirect_branch_edge): Deal with super block when expanding, split
916 out jump patching itself into ...
917 (patch_jump_insn): ... here, new static helper.
919 2009-04-26 Michael Matz <matz@suse.de>
921 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
922 beyond num_ssa_names.
923 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
924 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
926 2009-04-26 Jakub Jelinek <jakub@redhat.com>
929 * fwprop.c (forward_propagate_asm): New function.
930 (forward_propagate_and_simplify): Propagate also into __asm, if it
931 doesn't increase the number of referenced registers.
934 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
936 2009-04-26 Jakub Jelinek <jakub@redhat.com>
938 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
939 note_nonlocal_vla_type for nonlocal VLAs.
940 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
941 contains_remapped_vars, remap_vla_decls): New functions.
942 (convert_nonlocal_reference_stmt): If not optimizing, call
943 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
944 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
945 if it wasn't found in var_map.
946 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
947 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
948 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
950 * gimplify.c (nonlocal_vlas): New variable.
951 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
953 (gimplify_body): Create and destroy nonlocal_vlas.
955 * dwarf2out.c (loc_descr_plus_const): New function.
956 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
957 mem_loc_descriptor, loc_descriptor_from_tree_1,
958 descr_info_loc, gen_variable_die): Use it.
960 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
961 !TREE_STATIC VAR_DECLs.
962 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
963 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
964 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
965 DECL_BY_REFERENCE is valid.
966 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
967 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
968 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
969 Copy DECL_BY_REFERENCE.
970 (struct nesting_copy_body_data): New type.
971 (nesting_copy_decl): New function.
972 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
973 if they have variable length.
975 2009-04-26 Michael Matz <matz@suse.de>
977 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
978 mark new temporaries for renaming.
980 2009-04-26 Joseph Myers <joseph@codesourcery.com>
983 * c-decl.c (global_bindings_p): Return negative value.
984 (c_variable_size): New. Based on variable_size from
986 (grokdeclarator): Call c_variable_size not variable_size.
988 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.c (print_operand) ['z']: Fix typo.
992 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
994 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
995 Redefine it to just use mingw/include.
996 (ASM_SPEC): Rules for -m32 and -m64.
997 (LINK_SPEC): Use Likewise.
998 (SPEC_32): New define.
1000 (SUB_LINK_SPEC): Likewise.
1001 (MULTILIB_DEFAULTS): New define.
1002 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1003 Add multilib options.
1004 (MULTILIB_DIRNAMES): Likewise.
1005 (MULTILIB_OSDIRNAMES): Likewise.
1007 (INSTALL_LIBGCC): Likewise.
1009 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1012 * c-tree.h (enum c_inline_static_type): New.
1013 (record_inline_static): Declare.
1014 * c-decl.c (struct c_inline_static, c_inline_statics,
1015 record_inline_static, check_inline_statics): New.
1016 (pop_file_scope): Call check_inline_statics.
1017 (start_decl): Call record_inline_static instead of pedwarning
1018 directly for static in inline function.
1019 * c-typeck.c (build_external_ref): Call record_inline_static
1020 instead of pedwarning directly for static referenced in inline
1023 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1025 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1026 not new but only being rescanned.
1027 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1028 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1029 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1030 record_set_info, compute_set, grealloc): Remove.
1031 (recompute_all_luids): New function.
1032 (gcse_main): Don't compute sets, and don't do related memory
1033 allocations/free-ing. If something changed before the end of the
1034 pass, update LUIDs using recompute_all_luids.
1035 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1036 (free_gcse_mem): Don't free it either.
1037 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1038 Use the df insn LUIDs.
1039 (load_killed_in_block): Likewise.
1040 (compute_hash_table_work): Don't compute reg_set_in_block.
1041 (compute_transp): Use DF_REG_DEF_CHAINs.
1042 (local_cprop_pass): Don't use compute_sets and related functions.
1043 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1044 Use get_max_uid() instead of max_cuid.
1045 (insert_insn_end_basic_block, pre_insert_copy_insn,
1046 update_ld_motion_stores): Don't try to
1047 keep reg_set tables up to date.
1048 (pre_insert_copies): Use df insn LUIDs.
1049 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1050 (reg_set_info): Don't use extra bitmap argument.
1051 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1052 information to compute regs_set_in_block.
1053 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1054 (bypass_jumps): Don't use compute_sets and friends.
1056 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1059 * opts.c (undocumented_msg): Do not leave blank even with
1062 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1064 * c-decl.c (build_enumerator): Allow values folding to integer
1065 constants but not integer constant expressions with a pedwarn if
1068 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1071 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1072 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1073 type is an integer constant.
1075 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1081 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1084 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1085 with variably modified return type and no storage class
1086 specifiers, except for the case of nested functions. Distinguish
1087 extern declarations of functions with variably modified return
1088 types from those of objects with variably modified types.
1090 2009-04-25 Jan Hubicka <jh@suse.cz>
1092 * tree.c (list_equal_p): New function.
1093 * tree.h (list_equal_p): Declare.
1094 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1095 basic_block_def, basic_block, const_basic_block): New.
1096 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1097 (redirect_eh_edge): New function.
1098 (make_eh_edge_update_phi): EH edges are not abnormal.
1099 * except.c: Include tree-flow.h.
1100 (list_match): New function.
1101 (eh_region_replaceable_by_p): New function.
1102 (replace_region): New function.
1103 (hash_type_list): New function.
1104 (hash_eh_region): New function.
1105 (eh_regions_equal_p): New function.
1106 (merge_peers): New function.
1107 (remove_unreachable_regions): Verify EH tree when checking;
1109 (copy_eh_region_1): New function.
1110 (copy_eh_region): New function.
1111 (push_reachable_handler): New function.
1112 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1113 regions without label but with live RESX.
1114 * except.h (redirect_eh_edge_to_label): New.
1115 * tree-flow.h (redirect_eh_edge): New.
1116 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1117 basic_block_def, basic_block, const_basic_block): Remove.
1118 * Makefile.in (except.o): Add dependency on tree-flow.h
1119 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1120 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1123 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1126 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1127 on the destination of memcpy.
1129 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1131 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1132 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1133 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1135 2009-04-25 Jan Hubicka <jh@suse.cz>
1137 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1138 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1139 to be reached by different label than left.
1140 (update_eh_edges): Update comment; remove edge_to_remove if possible
1141 and return true if suceeded.
1142 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1143 (cleanup_eh): Compute sharing map.
1144 * except.c (remove_eh_handler_and_replace): Add argument if we should
1146 (remove_unreachable_regions): Update for label sharing.
1147 (label_to_region_map): Likewise.
1148 (get_next_region_sharing_label): New function.
1149 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1151 (remove_eh_handler): Update.
1152 (remove_eh_region_and_replace_by_outer_of): New function.
1153 * except.h (struct eh_region): Add next_region_sharing_label.
1154 (remove_eh_region_and_replace_by_outer_of,
1155 get_next_region_sharing_label): Declare.
1156 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1158 2009-04-25 Jan Hubicka <jh@suse.cz>
1160 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1161 insert code even if they are not critical.
1163 2009-04-25 Jan Hubicka <jh@suse.cz>
1165 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1166 (gimple_can_remove_branch_p): EH edges won't remove branch by
1168 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1169 updating of non-abnormal EH edges.
1170 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1171 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1172 (split_critical_edges): Split also edges where emitting code on them
1173 will lead to splitting later.
1175 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1176 H.J. Lu <hongjiu.lu@intel.com>
1179 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1180 the configured assembler supports fildq and fistpq mnemonics.
1181 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1182 * configure: Regenerated.
1185 * config/i386/i386.c (print_operand): Handle 'Z'.
1186 ['z']: Remove handling of special fild/fist suffixes.
1187 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1188 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1189 suffix of fild insn.
1190 (*floatsi<mode>2_vector_mixed): Ditto.
1191 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1192 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1193 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1194 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1195 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1197 2009-04-25 Ben Elliston <bje@au.ibm.com>
1199 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1200 the source of a set operation.
1202 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1204 * target.h (struct gcc_target): Add case_values_threshold field.
1205 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1206 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1207 * targhooks.c (default_case_values_threshold): New function.
1208 * targhooks.h (default_case_values_threshold): Declare function.
1209 * stmt.c (expand_case): Use case_values_threshold target hook.
1210 * expr.h (case_values_threshold): Remove declartation.
1211 * expr.c (case_values_threshold): Remove function.
1212 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1214 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1215 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1216 (avr_case_values_threshold): Declare as static.
1217 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1219 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1220 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1221 (mn10300_case_values_threshold): New function.
1223 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1225 * ira.c (setup_cover_and_important_classes): Add enum cast.
1227 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1229 * genpreds.c (write_enum_constraint_num): Output definition of
1230 CONSTRAINT_NUM_DEFINED_P macro.
1231 * ira.c (setup_cover_and_important_classes): Use
1232 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1234 2009-04-24 DJ Delorie <dj@redhat.com>
1236 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1237 __SH2A_SINGLE_ONLY__ also.
1239 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1241 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1242 (movdf_internal): Ditto.
1243 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1244 SFmode and DFmode constants.
1245 (ia64_print_operand): Add 'G' format for printing
1246 floating point constants.
1248 2009-04-24 Richard Guenther <rguenther@suse.de>
1250 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1251 from unsigned additions.
1253 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1255 * c-typeck.c (set_init_index): Allow array designators that are
1256 not integer constant expressions with a pedwarn if pedantic.
1258 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1260 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1261 zero if no overlap in nonzero bits between the operands.
1263 2009-04-24 Ian Lance Taylor <iant@google.com>
1265 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1266 (record_dead_and_set_regs): Likewise.
1267 * df.h (struct df_mw_hardreg): Change flags field to int.
1268 (struct df_base_ref): Likewise.
1269 (struct df): Change changeable_flags field to int.
1270 * df-scan.c (df_defs_record): Change clobber_flags to int.
1271 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1272 constants rather than #define macros.
1273 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1274 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1275 (enum dwarf_calling_convention): Likewise.
1276 (enum dwarf_line_number_x_ops): Likewise.
1277 (enum dwarf_call_frame_info): Likewise.
1278 (enum dwarf_source_language): Likewise.
1279 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1280 (add_calling_convention_attribute): Likewise.
1281 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1282 (combine_comparisons): Change compcode to int. Add cast to enum type.
1283 * genrecog.c (maybe_both_true_2): Change c to int.
1284 (write_switch): Likewise. Add cast to enum type.
1285 * gimplify.c (gimplify_omp_for): Handle return values from
1286 gimplify_expr using MIN rather than bitwise or.
1287 (gimplify_expr): Add cast to enum type.
1288 * ipa-prop.c (update_jump_functions_after_inlining): Change
1289 IPA_BOTTOM to IPA_JF_UNKNOWN.
1290 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1291 Add casts to enum type.
1292 (setup_cover_and_important_classes): Change cl to int. Add casts
1294 (setup_class_translate): Change cl and mode to int.
1295 (ira_init_once): Change mode to int.
1296 (free_register_move_costs): Likewise.
1297 (setup_prohibited_mode_move_regs): Add casts to enum type.
1298 * langhooks.c (add_builtin_function_common): Rework assertion that
1299 value fits bitfield.
1300 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1301 * omega.c (omega_do_elimination): Avoid math on enum types.
1302 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1303 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1304 int local to handle integral_argment value.
1305 * regmove.c (try_auto_increment): Change PUT_MODE to
1307 * reload.c (push_secondary_reload): Add casts to enum type.
1308 (secondary_reload_class, find_valid_class): Likewise.
1309 * reload1.c (emit_input_reload_insns): Likewise.
1310 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1311 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1312 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1314 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1315 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1317 (expand_complex_libcall): Add casts to enum type.
1318 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1319 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1320 with ERROR_MARK, not NUM_TREE_CODES.
1321 (vect_create_epilog_for_reduction): Likewise.
1322 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1323 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1324 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1326 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1327 vect_unused_in_loop. Change 0 to loop_vect.
1328 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1329 * var-tracking.c (get_init_value): Change return type to enum
1331 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1332 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1334 (arm_override_options): Add casts to enum type.
1335 (arm_emit_tls_decoration): Likewise.
1336 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1338 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1339 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1340 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1342 * config/s390/s390.c (code_for_builtin_64): Change to array of
1344 (code_for_builtin_31): Likewise.
1345 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1347 * config/sparc/sparc.c (sparc_override_options): Change value
1348 field in struct code_model to enum cmodel. In initializer change
1349 0 to NULL and add cast to enum type.
1351 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1352 Change all callers. Issue a -Wc++-compat warning using
1353 lhs_origtype if necessary.
1354 (convert_for_assignment): Issue -Wc++-compat warnings about
1355 invalid conversions to enum type on assignment.
1356 * c-common.h (build_modify_expr): Update declaration.
1358 2009-04-24 Nick Clifton <nickc@redhat.com>
1360 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1361 (function_arg_advance): Likewise.
1362 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1365 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1367 * config/s390/constraints.md ('I', 'J'): Fix condition.
1369 2009-04-24 Diego Novillo <dnovillo@google.com>
1371 * gengtype-parse.c (parse_error): Add newline after message.
1373 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1375 * config/i386/sse.md (avxmodesuffixs): Removed.
1376 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1377 (*avx_pinsr<ssevecsize>): This.
1379 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1381 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1382 follow chains of regs with a single definition, and allow expressions
1383 that are function_invariant_p.
1384 (simple_rhs_p): Allow expressions that are function_invariant_p.
1386 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1389 * fold-const.c (fold_cond_expr_with_comparison): When folding
1390 > and >= to MAX, make sure the MAX uses the same type as the
1391 comparison's operands.
1393 2009-04-24 Nick Clifton <nickc@redhat.com>
1395 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1396 addressing for DImode accesses.
1397 (frv_print_operand_address): Handle PLUS case.
1398 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1400 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1402 PR rtl-optimization/39794
1403 * alias.c (canon_true_dependence): Add x_addr argument.
1404 * rtl.h (canon_true_dependence): Adjust prototype.
1405 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1406 * cselib.c (cselib_invalidate_mem): Likewise.
1407 * gcse.c (compute_transp): Likewise.
1408 * dse.c (scan_reads_nospill): Likewise.
1409 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1410 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1411 canon_base_addr of the group, plus optional offset.
1412 (struct group_info): Rename canon_base_mem to
1414 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1415 canon_rtx of base_mem.
1417 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1419 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1420 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1422 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1424 * config/spu/spu-builtins.h: Delete file.
1426 * config/spu/spu.h (enum spu_builtin_type): Move here from
1428 (struct spu_builtin_description): Likewise. Add GTY marker.
1429 Do not use enum spu_function_code or enum insn_code.
1430 (spu_builtins): Add extern declaration.
1432 * config/spu/spu.c: Do not include "spu-builtins.h".
1433 (enum spu_function_code, enum spu_builtin_type_index,
1434 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1435 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1436 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1437 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1438 (spu_builtin_types): Make static. Add GTY marker.
1439 (spu_builtins): Add extern declaration with GTY marker.
1442 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1443 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1444 Check programmatically whether all parameters are scalar.
1446 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1448 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1450 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1451 assignment from the constructor either if the target is volatile.
1453 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1455 * config/arm/arm.md (insv): Do not share operands[0].
1457 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1459 * config/vxlib-tls.c (active_tls_threads): Delete.
1460 (delete_hook_installed): New.
1461 (tls_delete_hook): Don't delete the delete hook.
1462 (tls_destructor): Delete it here.
1463 (__gthread_set_specific): Adjust installing the delete hook.
1464 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1465 __gthread_leave_tsd_dtor_context.
1467 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1469 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1471 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1473 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1475 (alpha_rtx_costs): Ditto.
1476 (emit_unlikely_jump): Use add_reg_note.
1477 (emit_frame_store_1): Ditto.
1478 (alpha_expand_prologue): Ditto.
1479 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1480 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1482 2009-04-23 Nick Clifton <nickc@redhat.com>
1484 * config/v850/v850.md (epilogue): Remove suppressed code.
1485 (return): Rename to return_simple and remove test of frame size.
1486 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1487 to gen_return_simple.
1489 2009-04-22 Jing Yu <jingyu@google.com>
1492 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1494 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1497 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1498 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1499 value is a VECTOR_CST, the element type is the element type of the
1502 2009-04-22 DJ Delorie <dj@redhat.com>
1504 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1506 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1508 * alias.c (find_base_term): Move around LO_SUM case, so that
1509 CONST falls through into PLUS/MINUS handling.
1512 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1513 into 0, use omit_one_operand.
1515 2009-04-23 Ben Elliston <bje@au.ibm.com>
1517 * config/rs6000/linux-unwind.h (get_regs): Remove type
1518 puns. Change the type of `pc' to an array of unsigned ints and
1519 update all users. Constify frame24.
1521 2009-04-22 DJ Delorie <dj@redhat.com>
1523 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1524 declarations before code.
1525 (current_function_special_page_vector): Likewise.
1526 (m32c_expand_insv): Silence a warning.
1528 2009-04-21 Taras Glek <tglek@mozilla.com>
1530 * alias.c: Update GTY annotations to new syntax.
1531 * basic-block.h: Likewise.
1532 * bitmap.h: Likewise.
1533 * c-common.h: Likewise.
1534 * c-decl.c: Likewise.
1535 * c-parser.c: Likewise.
1536 * c-pragma.c: Likewise.
1537 * c-tree.h: Likewise.
1538 * cfgloop.h: Likewise.
1539 * cgraph.h: Likewise.
1540 * config/alpha/alpha.c: Likewise.
1541 * config/arm/arm.h: Likewise.
1542 * config/avr/avr.h: Likewise.
1543 * config/bfin/bfin.c: Likewise.
1544 * config/cris/cris.c: Likewise.
1545 * config/darwin.c: Likewise.
1546 * config/frv/frv.c: Likewise.
1547 * config/i386/i386.c: Likewise.
1548 * config/i386/i386.h: Likewise.
1549 * config/i386/winnt.c: Likewise.
1550 * config/ia64/ia64.h: Likewise.
1551 * config/iq2000/iq2000.c: Likewise.
1552 * config/mips/mips.c: Likewise.
1553 * config/mmix/mmix.h: Likewise.
1554 * config/pa/pa.c: Likewise.
1555 * config/pa/pa.h: Likewise.
1556 * config/rs6000/rs6000.c: Likewise.
1557 * config/s390/s390.c: Likewise.
1558 * config/sparc/sparc.c: Likewise.
1559 * config/xtensa/xtensa.c: Likewise.
1560 * cselib.h: Likewise.
1561 * dbxout.c: Likewise.
1562 * dwarf2out.c: Likewise.
1563 * except.c: Likewise.
1564 * except.h: Likewise.
1565 * fixed-value.h: Likewise.
1566 * function.c: Likewise.
1567 * function.h: Likewise.
1568 * gimple.h: Likewise.
1569 * integrate.c: Likewise.
1570 * optabs.c: Likewise.
1571 * output.h: Likewise.
1574 * stringpool.c: Likewise.
1575 * tree-data-ref.c: Likewise.
1576 * tree-flow.h: Likewise.
1577 * tree-scalar-evolution.c: Likewise.
1578 * tree-ssa-address.c: Likewise.
1579 * tree-ssa-alias.h: Likewise.
1580 * tree-ssa-operands.h: Likewise.
1583 * varasm.c: Likewise.
1584 * varray.h: Likewise.
1586 * coretypes.h: Do not define GTY macro if it is already defined.
1587 * doc/gty.texi: Update GTY documentation to new syntax.
1588 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1589 annotations on structs.
1590 * gengtype-parse.c: Likewise.
1592 2009-04-22 Mark Heffernan <meheff@google.com>
1594 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1596 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1598 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1601 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1603 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1604 the same as a PLUS without a shift. Increase the cost of a
1607 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1609 * Makefile.in: Update dependencies.
1610 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1611 * errors.h: Remove bogus comment about compatibility.
1612 (warning): Update declaration.
1613 * genautomata.c: Update all calls to warning.
1614 * gimple.c: Do not include errors.h. Include toplev.h.
1615 * tree-ssa-structalias.c: Do not include errors.h.
1616 * omega.c: Likewise.
1617 * tree-ssa-reassoc.c: Likewise.
1618 * config/spu/spu-c.c: Likewise.
1619 * config/spu/t-spu-elf: Update dependencies.
1621 2009-04-22 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimization/39824
1624 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1625 make sure the types are compatible.
1627 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1630 * c-common.c (c_parse_error): Take a token_flags parameter.
1631 Use token_type for the token type instead.
1632 Pass token_flags to cpp_type2name.
1633 * c-common.h (c_parse_error): Update declaration.
1634 * c-parser.c (c_parser_error): Pass 0 as token flags.
1636 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1638 PR rtl-optimization/39580
1639 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1641 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1643 * function.c (expand_function_end): Do not emit a jump to the "naked"
1644 return label for fall-through returns.
1645 * except.c (sjlj_emit_function_exit): Always place the call to the
1646 unregister function at the location installed by expand_function_end.
1648 2009-04-22 Richard Guenther <rguenther@suse.de>
1650 PR tree-optimization/39845
1651 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1652 (gen_inbound_check): Likewise.
1654 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1656 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1658 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1659 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1661 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1663 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1664 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1665 shift counts to avoid out-of-bounds array accesses.
1667 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1669 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1670 (Pmode): Move above.
1672 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1674 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1675 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1676 GET_CODE macro. Use IN_RANGE macro where appropriate.
1677 * config/alpha/alpha.h: Ditto.
1678 * config/alpha/alpha.md: Ditto.
1679 * config/alpha/constraints.md: Ditto.
1680 * config/alpha/predicates.md: Ditto.
1682 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1684 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1685 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1686 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1687 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1688 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1689 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1690 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1691 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1692 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1693 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1694 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1695 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1696 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1697 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1698 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1699 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1700 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1701 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1702 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1703 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1704 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1705 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1706 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1707 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1708 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1709 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1710 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1712 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1714 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1715 references from comments.
1716 * cfgbuild.c: (count_basic_blocks): Delete.
1717 (find_basic_blocks_1): Delete.
1718 (find_basic_blocks): Delete.
1719 * except.c (finish_eh_generation): Make static. Move comment from
1720 except.h here. Remove find_basic_blocks references from comments.
1721 * except.h (finish_eh_generation): Delete.
1722 * basic-block.h (find_basic_blocks): Delete.
1723 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1725 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1727 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1728 (sdbout_parms): Likewise.
1730 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1732 * config/sh/sh.c (prepare_cbranch_operands): Use
1733 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1734 (expand_cbranchdi4): Likewise.
1735 (from_compare): Add cast to enum type.
1736 (expand_cbranchsi4): Use add_reg_note.
1737 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1738 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1739 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1740 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1741 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1742 instead of CODE_FOR_nothing.
1743 (cbranchdi4): Likewise. Fix the order of arguments for
1745 (push_fpscr): Use add_reg_note.
1746 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1747 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1749 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1751 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1752 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1753 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1754 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1755 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1756 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1757 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1758 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1759 config/alpha/x-vms, config/arc/t-arc,
1760 config/arm/README-interworking, config/arm/arm-c.c,
1761 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1762 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1763 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1764 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1765 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1766 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1767 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1768 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1769 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1770 config/cris/t-elfmulti, config/crx/t-crx,
1771 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1772 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1773 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1774 config/h8300/t-h8300, config/i386/athlon.md,
1775 config/i386/darwin-libgcc.10.4.ver,
1776 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1777 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1778 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1779 config/i386/t-linux64, config/i386/t-nwld,
1780 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1781 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1782 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1783 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1784 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1785 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1786 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1787 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1788 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1789 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1790 config/m68k/t-uclinux, config/mcore/t-mcore,
1791 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1792 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1793 config/mips/crtn.asm, config/mips/irix-crti.asm,
1794 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1795 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1796 config/mips/mips-fixed.md, config/mips/sb1.md,
1797 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1798 config/mips/t-iris6, config/mips/t-isa3264,
1799 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1800 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1801 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1802 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1803 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1804 config/mn10300/t-linux, config/mn10300/t-mn10300,
1805 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1806 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1807 config/picochip/libgccExtras/clzsi2.asm,
1808 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1809 config/rs6000/darwin-libgcc.10.4.ver,
1810 config/rs6000/darwin-libgcc.10.5.ver,
1811 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1812 config/rs6000/t-aix43, config/rs6000/t-aix52,
1813 config/rs6000/t-darwin, config/rs6000/t-fprules,
1814 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1815 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1816 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1817 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1818 config/rs6000/t-rtems, config/rs6000/t-spe,
1819 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1820 config/score/t-score-elf, config/sh/divcost-analysis,
1821 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1822 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1823 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1824 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1825 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1826 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1827 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1828 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1829 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1830 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1831 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1832 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1833 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1834 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1835 * config/h8300/genmova.sh: Include copyright and license notices
1836 in generated output.
1837 * config/h8300/mova.md: Regenerate.
1838 * doc/install.texi2html: Include word "Copyright" in copyright
1839 notice and use name "Free Software Foundation, Inc.".
1840 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1841 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1842 ChangeLog-2007, ChangeLog-2008: Correct dates.
1844 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1846 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1847 NE_EXPR operations as well.
1848 * c-parser.c (c_parser_condition): Do not set location information on
1850 (c_parser_conditional_expression): Likewise.
1851 (c_parser_binary_expression): Set location information on operators.
1852 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1853 TRUTH_NOT_EXPR has been folded.
1854 * fold-const.c (fold_truth_not_expr): Copy location information from
1855 the incoming expression to the outgoing one.
1856 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1857 recursive calls on the LHS of the operator but pass that of the
1858 operator to recursive calls on the RHS of the operator. Set it
1860 (shortcut_cond_expr): Set the locus of the operator on the second
1861 COND_EXPR and that of the expression on the first in degenerate cases.
1862 Pass the locus of the expression to calls to shortcut_cond_r.
1863 Set the locus of the 'then' block on the associated jump, if any.
1864 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1865 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1866 expression to call to gimplify_boolean_expr.
1868 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1870 * config.gcc: Add additional configuration for
1871 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1872 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1873 (CPP_SPEC): Redefine for allowing -municode option.
1874 (STARTFILE_SPEC): Likewise.
1875 * config/i386/t-mingw-w64: New.
1876 * config/i386/mingw-w64.opt: New.
1877 (municode): Add new target option.
1878 * doc/invoke.texi (municode): Add documentation for new option.
1880 2009-04-21 Ian Lance Taylor <iant@google.com>
1882 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1883 Correct test for number of arguments.
1884 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1886 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1888 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1889 argument of emit_library_call.
1891 2009-04-21 Richard Guenther <rguenther@suse.de>
1894 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1895 inside VIEW_CONVERT_EXPRs.
1897 2009-04-21 Martin Jambor <mjambor@suse.cz>
1899 * tree-switch-conversion.c (build_constructors): Split a long line.
1900 (constructor_contains_same_values_p): New function.
1901 (build_one_array): Create assigns of constants if possible, do not
1902 call mark_sym_for_renaming, call update_stmt.
1903 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1904 make_rename_temp. Do not call mark_symbols_for_renaming, call
1906 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1907 find_new_referenced_vars, call update_stmt.
1908 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1909 instead of calling make_rename_temp. Do not call
1910 find_new_referenced_vars or mark_symbols_for_renaming, call
1913 2009-04-21 Richard Guenther <rguenther@suse.de>
1915 PR tree-optimization/39827
1916 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1917 (tree_ssa_phiprop): Pass the correct array size.
1919 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1921 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1923 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1926 * c-typeck.c (lvalue_p): Move declaration ...
1927 * c-common.h (lvalue_p): ... to here.
1928 * c-common.c (candidate_equal_p): New.
1929 (add_tlist): Use it.
1930 (merge_tlist): Use it.
1931 (warn_for_collisions_1): Likewise.
1932 (warning_candidate_p): Accept more candidates.
1933 (verify_tree): A warning candidate can be an expression. Use
1936 2009-04-21 Ben Elliston <bje@au.ibm.com>
1939 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1940 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1941 options. Remove -mcall-solaris documentation.
1943 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1946 * doc/invoke.texi (-Wlong-long): Update description.
1947 * c-lex (interpret_integer): Only warn if there was no previous
1948 overflow and -Wlong-long is enabled.
1949 * c-decl.c (declspecs_add_type): Drop redundant flags.
1950 * c.opt (Wlong-long): Init to -1.
1951 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1952 and front-end warn_long_long. Wlong-long only depends on other
1953 flags if it is uninitialized.
1954 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1955 the same for CPP and FE.
1956 (restore_extension_diagnostics): Likewise.
1958 2009-04-20 Ian Lance Taylor <iant@google.com>
1960 Fix enum conversions which are invalid in C++:
1961 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1962 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1963 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1964 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1965 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1966 (dbxout_parms): Likewise.
1967 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1968 (df_clear_flags): Likewise.
1969 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1970 top_flag parameter to int.
1971 (df_chain_create_bb_process_use): Likewise.
1972 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1974 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1975 (df_ref_create_structure, df_def_record_1): Likewise.
1976 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1977 (df_notes_rescan): Change 0 to VOIDmode in function call.
1978 (df_get_call_refs, df_insn_refs_collect): Likewise.
1979 (df_bb_regs_collect): Likewise.
1980 (df_entry_block_defs_collect): Likewise.
1981 (df_exit_block_uses_collect): Likewise.
1982 * df.h: Update declarations.
1983 * double-int.c (double_int_divmod): Add cast to enum type.
1984 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1985 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1986 (based_loc_descr): Likewise.
1987 (loc_descriptor_from_tree_1): Change first_op and second_op to
1988 enum dwarf_location_atom. Add cast to enum type.
1989 * expmed.c (init_expmed): Change 0 to SET in function call.
1990 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1991 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1992 (do_store_flag): Likewise.
1993 * fixed-value.h (struct fixed_value): Change mode to enum
1995 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1996 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1998 (insert_insn_decl, insert_decl, insert_state): Likewise.
1999 (automata_list_finish): Likewise.
2000 * genrecog.c (process_define_predicate): Add cast to enum type.
2001 * gensupport.c (init_predicate_table): Add cast to enum type.
2002 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2004 (gimple_build_call_1, gimple_build_label): Likewise.
2005 (gimple_build_goto, gimple_build_asm_1): Likewise.
2006 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2007 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2008 (enum fallback): Rename from enum fallback_t.
2009 (fallback_t): Typedef as int.
2010 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2011 GSI_SAME_STMT in function call.
2012 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2014 (setup_reg_class_relations): Likewise.
2015 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2016 (setup_prohibited_class_mode_regs): Add cast to enum type.
2017 (setup_prohibited_mode_move_regs): Likewise.
2018 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2019 (record_address_regs): Change i to enum reg_class.
2020 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2021 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2022 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2023 (GET_MODE_2XWIDER_MODE): Likewise.
2024 (GET_CLASS_NARROWEST_MODE): Likewise.
2025 * omp-low.c (expand_omp_for): Add cast to enum type.
2026 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2027 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2028 * postreload.c (reload_cse_simplify_operands): Change rclass local
2030 * predict.c (combine_predictions_for_insn): Change best_predictor
2031 and predictor to enum br_predictor.
2032 (combine_predictions_for_bb): Likewise.
2033 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2034 use SET_PREDICT_EXPR_OUTCOME.
2035 * real.c (real_arithmetic): Change icode to code in function call.
2036 * reginfo.c (init_move_cost): Add casts to enum type.
2037 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2038 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2040 * reload.c (find_valid_class): Add casts to enum type.
2041 (push_reload): Change 0 to NO_REGS in function call.
2042 (find_reloads): Change this_alternative to array of enum
2043 reg_class. Remove some now-unnecessary casts.
2044 (make_memloc): Change 0 to VOIDmode in function call.
2045 * reload1.c (reload): Change 0 to VOIDmode in function call.
2046 (eliminate_regs_1, elimination_effects): Likewise.
2047 (eliminate_regs_in_insn): Likewise.
2048 (emit_input_reload_insns): Add cast to enum type.
2049 (delete_output_reload): Change 0 to VOIDmode in function call.
2050 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2051 to enum type in function call.
2052 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2053 (SET_PREDICT_EXPR_OUTCOME): Define.
2054 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2055 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2056 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2057 (dump_function): Likewise.
2058 * tree-dump.h: Update declarations.
2059 * tree-pass.h: Update declarations.
2060 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2061 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2063 (arm_rtx_costs_1): Correct parenthesization.
2064 (arm_rtx_costs): Add casts to enum type.
2065 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2066 (vfp_emit_fstmd): Use add_rg_note.
2067 (emit_multi_reg_push, emit_sfm): Likewise.
2068 (thumb_set_frame_pointer): Likewise.
2069 (arm_expand_prologue): Likewise.
2070 (arm_regno_class): Change return type to enum reg_class.
2071 (thumb1_expand_prologue): Use add_reg_note.
2072 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2073 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2075 * config/arm/gentune.sh: Add cast to enum type.
2076 * config/arm/arm-tune.md: Rebuild.
2077 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2078 (ix86_split_fp_branch, predict_jump): Likewise.
2079 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2080 insn_code to enum rtx_code.
2081 (ix86_builtin_vectorized_function): Add cast to enum type.
2082 * config/i386/i386.md (truncdfsf2): Change slot to enum
2084 (truncxf<mode>2, isinf<mode>2): Likewise.
2085 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2087 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2088 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2089 (insert_bundle_state): Change 1 to INSERT in function call.
2090 (ia64_add_bundle_selector_before): Likewise.
2091 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2092 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2093 (restore_stack_nonlocal): Likewise.
2094 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2096 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2098 (mips_rtx_costs): Likewise.
2099 (mips_override_options): Add casts to enum type.
2100 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2102 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2103 (store_reg, set_reg_plus_d): Likewise.
2104 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2105 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2107 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2109 (emit_unlikely_jump): Use add_reg_note.
2110 (rs6000_emit_allocate_stack): Likewise.
2111 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2112 (output_toc): Change 1 to INSERT in function call.
2113 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2114 (rs6000_initialize_trampoline): Likewise.
2115 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2117 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2118 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2119 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2120 (save_gprs): Use add_reg_note.
2121 (s390_emit_prologue): Likewise.
2122 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2123 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2124 (sparc_fold_builtin): Add cast to enum type.
2125 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2127 (spu_expand_prologue): Use add_reg_note.
2128 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2130 2009-04-20 Ian Lance Taylor <iant@google.com>
2132 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2133 (c_parser_postfix_expression_after_primary): Get VEC for list of
2134 arguments. Get original types of arguments. Call
2135 build_function_call_vec.
2136 (cached_expr_list_1, cached_expr_list_2): New static variables.
2137 (c_parser_expr_list): Change return type to VEC *. Add
2138 p_orig_types parameter. Change all callers.
2139 (c_parser_release_expr): New static function.
2140 (c_parser_vec_to_tree_list): New static function.
2141 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2142 call build_function_call_vec.
2143 (build_function_call_vec): New function, based on old
2144 build_function_call.
2145 (convert_arguments): Remove nargs and argarray parameters. Change
2146 values to a VEC. Add origtypes parameter.
2147 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2148 (convert_for_assignment): Add origtype parameter. Change all
2149 callers. If warn_cxx_compat, check for conversion to an enum
2150 type when calling a function.
2151 (store_init_value): Add origtype parameter. Change all callers.
2152 (digest_init): Likewise.
2153 (struct init_node): Add origtype field.
2154 (add_pending_init): Add origtype parameter. Change all callers.
2155 (output_init_element): Likewise.
2156 (output_pending_init_elements): Pass origtype from init_node to
2157 output_init_element.
2158 (process_init_element): Pass origtype from c_expr to
2159 output_init_element.
2160 (c_finish_return): Add origtype parameter. Change all callers.
2161 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2163 (sync_resolve_params): Likewise.
2164 (sync_resolve_return): Change params to first_param. Change caller.
2165 (resolve_overloaded_builtins): Change params to VEC *. Change
2166 callers. Save first parameter around call to build_function_call_vec.
2167 * c-decl.c (finish_decl): Add origtype parameter. Change all
2168 callers. Call build_function_call_vec rather than
2169 build_function_call for cleanup.
2170 * c-tree.h: Update declarations.
2171 * c-common.h: Update declarations.
2172 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2173 params to first_param.
2174 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2175 params parameter from tree to void *.
2176 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2177 Change arglist parameter to have type void *, and to be a pointer
2179 * config/rs6000/rs6000-protos.h
2180 (altivec_resolve_overloaded_builtin): Update declaration.
2181 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2182 fnargs parameter to have type void *, and to be a pointer to a
2183 VEC. Call build_function_call_vec instead of
2184 build_function_call.
2185 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2187 2009-04-20 Joey Ye <joey.ye@intel.com>
2188 Xuepeng Guo <xuepeng.guo@intel.com>
2189 H.J. Lu <hongjiu.lu@intel.com>
2191 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2193 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2194 (IX86_LEA_PRIORITY): Likewise.
2195 (distance_non_agu_define): New function.
2196 (distance_agu_use): Likewise.
2197 (ix86_lea_for_add_ok): Likewise.
2198 (ix86_dep_by_shift_count): Likewise.
2200 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2201 should split for LEA.
2203 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2205 (ix86_dep_by_shift_count): Likewise.
2207 2009-04-20 Richard Guenther <rguenther@suse.de>
2209 * expr.c (handled_component_p): Move ...
2210 * tree.h (handled_component_p): ... here.
2211 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2212 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2213 and REALPART_EXPR to be in one group.
2215 2009-04-20 Richard Guenther <rguenther@suse.de>
2217 * basic-block.h (get_all_dominated_blocks): Declare.
2218 * dominance.c (get_all_dominated_blocks): New function.
2219 * tree-cfg.c (get_all_dominated_blocks): Remove.
2220 (remove_edge_and_dominated_blocks): Adjust.
2221 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2222 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2223 instead of recursing.
2225 2009-04-20 Doug Kwan <dougkwan@google.com>
2227 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2228 (struct cgraph_node_set_def): New type.
2229 (cgraph_node_set) New type. Also declare vector functions.
2230 (struct cgraph_node_set_element_def): New type.
2231 (cgraph_node_set_element): Ditto.
2232 (cgraph_node_set_iterator): New iterator type.
2233 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2234 cgraph_node_set_remove, dump_cgraph_node_set,
2235 debug_cgraph_node_set): New prototypes.
2236 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2237 cgraph_node_set_size): New inlines.
2238 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2240 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2241 argument to function 'write_summary'.
2242 * ipa.c: Include ggc.h.
2243 (hash_cgraph_node_set_element,
2244 eq_cgraph_node_set_element, cgraph_node_set_new,
2245 cgraph_node_set_add, cgraph_node_set_remove,
2246 cgraph_node_set_find, dump_cgraph_node_set,
2247 debug_cgraph_node_set): New functions.
2248 * Makefile.in (ipa.o): Add dependency on GGC_H.
2250 2009-04-20 Ira Rosen <irar@il.ibm.com>
2252 PR tree-optimization/39675
2253 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2254 check of the return code of vect_schedule_slp. Check that
2255 stmt_vec_info still exists for the statement, before checking its
2258 2009-04-20 Michael Matz <matz@suse.de>
2260 * Makefile.in (generated_files): Take out $(simple_generated_c).
2262 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2264 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2265 (UINTPTR_TYPE): Likewise.
2267 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2270 * c-typeck.c (digest_init): Check for initializing an array with a
2273 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2276 * c-semantics.c (pop_stmt_list): Propagate
2277 STATEMENT_LIST_HAS_LABEL to parent statement list.
2279 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2281 * config/mips/mips.h (mips_tune_attr): New macro.
2282 * config/mips/mips.md (cpu): Use it.
2284 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2287 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2290 2009-04-19 Diego Novillo <dnovillo@google.com>
2292 * toplev.c (compile_file): Move call to coverage_finish ...
2293 * cgraphunit.c (ipa_passes): ... here.
2294 Call cgraph_process_new_functions.
2295 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2296 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2298 2009-04-19 Jan Hubicka <jh@suse.cz>
2300 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2302 (dump_cgraph_node): Dump can throw external flag.
2303 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2305 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2309 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2310 * common.opt (Wlogical-op): Move from here...
2311 * c.opt (Wlogical-op): ... to here.
2312 * c-typeck.c (parser_build_binary_op): Update call to
2313 warn_logical_operator.
2314 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2316 * c-common.c (warn_logical_op): Update.
2317 * c-common.h (warn_logical_op): Update declaration.
2319 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2321 * tree.c (protected_set_expr_location): Fix formatting.
2323 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2326 * c-typeck.c (readonly_warning): new.
2327 (build_unary_op, build_modify_expr): Use readonly_warning for
2328 storing into something readonly but not const-qualified.
2330 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2333 * c-typeck.c (build_unary_op): Check for taking address of
2334 expression of type void.
2336 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2339 * c-typeck.c (build_function_call): Check for calling a function
2340 with qualified void return types. Call require_complete_type when
2343 2009-04-18 Jan Hubicka <jh@suse.cz>
2345 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2347 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2348 can_throw_external flag.
2349 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2350 * ipa-pure-const.c (ignore_edge): New function.
2351 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2352 only over can_throw_external edges.
2353 (local_pure_const): Add nothrow flag.
2354 * ipa-utils.c (searchc): Add ignore_edge callback.
2355 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2356 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2357 (set_nothrow_function_flags): Update cgraph.
2358 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2360 2009-04-18 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2364 (fold_stmt): ... this and ...
2365 (fold_stmt_inplace): ... this.
2366 (fold_stmt_1): Fold references in calls and asms.
2367 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2369 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2371 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2372 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2374 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2376 * tree.c (function_args_count): Remove.
2377 * tree.h: Remove the prototype for function_args_count.
2379 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2381 * tree-iterator.c (expr_only): Remove.
2382 * tree.h: Remove the prototype for expr_only.
2384 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2386 * reginfo.c (cannot_change_mode_set_regs): Remove.
2387 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2389 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2391 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2392 whether operands 0 and 1 overlaps.
2394 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2397 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2398 pointer. Use warning_at instead of warning.
2399 (search_for_addr_array): Likewise.
2400 (check_array_bounds): Likewise.
2401 (check_all_array_refs): Check that the incoming edge is not in the
2402 list of edges to be removed.
2403 (check_all_array_refs): Avoid the temporal pointer.
2404 (vrp_visit_cond_stmt): Fix typo.
2405 (simplify_switch_using_ranges): Handle the case where the switch
2406 index is an integer constant.
2408 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2410 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2412 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2414 * doc/extend.texi, doc/invoke.texi: Fix typos.
2416 2009-04-17 Cary Coutant <ccoutant@google.com>
2418 * tree-flow-inline.h (get_lineno): Fix inverted test.
2420 2009-04-17 Diego Novillo <dnovillo@google.com>
2422 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2423 assertion for AVAIL_OUT.
2425 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2428 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2429 * config/sh/linux-atomic.asm: Likewise.
2431 2009-04-17 Diego Novillo <dnovillo@google.com>
2433 * except.c (debug_eh_tree): New.
2434 (struct eh_region, struct eh_status): Move ...
2435 * except.h: ... here.
2436 (add_type_for_runtime): Declare extern.
2437 (lookup_type_for_runtime): Likewise.
2438 (debug_eh_tree): Declare.
2439 * Makefile.in (GTFILES): List except.h before except.c
2441 2009-04-17 Diego Novillo <dnovillo@google.com>
2443 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2444 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2445 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2446 (find_vars_r): ... here.
2447 * tree-flow.h (find_referenced_vars_in): Declare.
2448 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2449 that AVAIL_OUT exists for BLOCK.
2450 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2451 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2452 (tree-parloops.o): Likewise.
2454 2009-04-17 Simon Baldwin <simonb@google.com>
2456 * toplev.c (default_tree_printer): Add handling for %E format.
2458 2009-04-17 Diego Novillo <dnovillo@google.com>
2460 * tree-pretty-print.c (dump_generic_node): Add break after
2461 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2462 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2463 FUNCTION_TYPE together. Call print_struct_decl when printing
2464 structures and TDF_SLIM is not given.
2465 (print_struct_decl): Fix logic for detecting recursion.
2467 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2470 * gcc.c (create_at_file): New.
2471 (compile_input_file_p): New.
2472 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2473 * main.c (main): Update call to toplev_main.
2474 * toplev.c (toplev_main): Change signature. Call expandargv.
2475 * toplev.h (toplev_main): Change signature.
2477 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2479 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2480 if the latter is not constant.
2482 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2484 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2486 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2488 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2489 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2491 2009-04-17 Richard Guenther <rguenther@suse.de>
2493 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2494 Handle component references view-converting an invariant address.
2496 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2498 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2499 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2500 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2501 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2502 Use @deftypevr rather than @deftypevar.
2504 2009-04-17 Richard Guenther <rguenther@suse.de>
2506 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2507 (get_prop_source_stmt): Likewise.
2508 (can_propagate_from): Likewise.
2510 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2512 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2513 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2514 (--with-multilib-list): Add default value.
2515 * configure: Regenerate.
2516 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2517 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2518 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2519 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2520 Don't add default cpu to multilib list unnecessarily, but do enable
2521 the relevant compiler option..
2522 Add support for --with-multilib-list=<blank> and
2523 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2524 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2525 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2526 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2528 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2529 (MULTILIB_OSDIRNAMES): New variable.
2530 * config/sh/t-1e: Delete file.
2531 * config/sh/t-mlib-sh1: Delete file.
2532 * config/sh/t-mlib-sh2: Delete file.
2533 * config/sh/t-mlib-sh2a: Delete file.
2534 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2535 * config/sh/t-mlib-sh2a-single: Delete file.
2536 * config/sh/t-mlib-sh2a-single-only: Delete file.
2537 * config/sh/t-mlib-sh2e: Delete file.
2538 * config/sh/t-mlib-sh3e: Delete file.
2539 * config/sh/t-mlib-sh4: Delete file.
2540 * config/sh/t-mlib-sh4-nofpu: Delete file.
2541 * config/sh/t-mlib-sh4-single: Delete file.
2542 * config/sh/t-mlib-sh4-single-only: Delete file.
2543 * config/sh/t-mlib-sh4a: Delete file.
2544 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2545 * config/sh/t-mlib-sh4a-single: Delete file.
2546 * config/sh/t-mlib-sh4a-single-only: Delete file.
2547 * config/sh/t-mlib-sh4al: Delete file.
2548 * config/sh/t-mlib-sh5-32media: Delete file.
2549 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2550 * config/sh/t-mlib-sh5-64media: Delete file.
2551 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2552 * config/sh/t-mlib-sh5-compact: Delete file.
2553 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2554 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2555 * doc/install.texi (Options specification): Add
2556 --with-multilib-list and --with-endian.
2558 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2560 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2562 (OBJS-common): Add plugin-version.o.
2563 (plugin-version.o): New.
2564 * gcc-plugin.h (plugin_gcc_version): New.
2565 (plugin_default_version_check): New.
2566 (plugin_init_func, plugin_init): Add version argument.
2567 * plugin-version.c: New.
2568 * plugin.c (str_plugin_gcc_version_name): New.
2569 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2570 pass it to the init function.
2571 (plugin_default_version_check): New.
2573 2009-04-17 Richard Guenther <rguenther@suse.de>
2575 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2576 for decl-vs-decl disambiguation.
2578 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2580 * config/s390/s390.h (s390_tune_attr): New macro definition.
2581 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2583 2009-04-17 Richard Guenther <rguenther@suse.de>
2585 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2586 (fold_stmt_r): Likewise.
2587 (maybe_fold_reference): New function.
2588 (fold_gimple_assign): Handle cases fold_stmt_r did.
2589 (fold_stmt): Do not use fold_stmt_r.
2590 (fold_stmt_inplace): Likewise.
2592 2009-04-17 Richard Guenther <rguenther@suse.de>
2594 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2595 (record_equivalences_from_stmt): Remove useless checks and
2597 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2598 the type is already suitable.
2600 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2602 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2604 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2606 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2607 (CMPtype): Define as __gcc_CMPtype.
2609 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2611 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2612 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2614 2009-04-17 Richard Guenther <rguenther@suse.de>
2616 PR tree-optimization/39746
2617 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2618 special-casing for builtins and static variable use/def.
2619 (call_may_clobber_ref_p_1): Likewise.
2621 2009-04-16 Ian Lance Taylor <iant@google.com>
2623 * df.h: Include "timevar.h".
2624 (struct df_problem): Change tv_id field to timevar_id_t.
2625 * tree-pass.h: Include "timevar.h".
2626 (struct opt_pass): Change tv_id field to timevar_id_t.
2627 * timevar.h (timevar_id_t): Define TV_NONE.
2628 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2629 TV_NONE rather than tv_id != 0.
2630 (execute_one_pass): Likewise.
2631 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2632 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2633 dependencies to $(TREE_PASS_H).
2634 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2636 (pass_branch_target_load_optimize2): Likewise.
2637 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2638 (pass_outof_cfg_layout_mode): Likewise.
2639 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2640 (pass_rebuild_cgraph_edges): Likewise.
2641 (pass_remove_cgraph_callee_edges): Likewise.
2642 * df-core.c (pass_df_initialize_opt): Likewise.
2643 (pass_df_initialize_no_opt): Likewise.
2644 (pass_df_finish): Likewise.
2645 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2646 * except.c (pass_set_nothrow_function_flags): Likewise.
2647 (pass_convert_to_eh_region_ranges): Likewise.
2648 * final.c (pass_compute_alignments): Likewise.
2649 * function.c (pass_instantiate_virtual_regs): Likewise.
2650 (pass_init_function): Likewise.
2651 (pass_leaf_regs): Likewise.
2652 (pass_match_asm_constraints): Likewise.
2653 * gimple-low.c (pass_lower_cf): Likewise.
2654 (pass_mark_used_blocks): Likewise.
2655 * init-regs.c (pass_initialize_regs): Likewise.
2656 * integrate.c (pass_initial_value_sets): Likewise.
2657 * ira.c (pass_ira): Likewise.
2658 * jump.c (pass_cleanup_barriers): Likewise.
2659 * omp-low.c (pass_expand_omp): Likewise.
2660 (pass_lower_omp): Likewise.
2661 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2662 * recog.c (pass_split_all_insns): Likewise.
2663 (pass_split_after_reload): Likewise.
2664 (pass_split_before_regstack): Likewise.
2665 (pass_split_before_sched2): Likewise.
2666 (pass_split_for_shorten_branches): Likewise.
2667 * reginfo.c (pass_reginfo_init): Likewise.
2668 (pass_subregs_of_mode_init): Likewise.
2669 (pass_subregs_of_mode_finish): Likewise.
2670 * passes.c (pass_postreload): Likewise.
2671 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2672 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2673 (pass_warn_function_return): Likewise.
2674 (pass_warn_function_noreturn): Likewise.
2675 * tree-complex.c (pass_lower_complex): Likewise.
2676 (pass_lower_complex_O0): Likewise.
2677 * tree-if-conv.c (pass_if_conversion): Likewise.
2678 * tree-into-ssa.c (pass_build_ssa): Likewise.
2679 * tree-mudflap.c (pass_mudflap_1): Likewise.
2680 (pass_mudflap_2): Likewise.
2681 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2682 (pass_mudflap_2): Likewise.
2683 * tree-nrv.c (pass_return_slot): Likewise.
2684 * tree-object-size.c (pass_object_sizes): Likewise.
2685 * tree-optimize.c (pass_all_optimizations): Likewise.
2686 (pass_early_local_passes): Likewise.
2687 (pass_all_early_optimizations): Likewise.
2688 (pass_cleanup_cfg): Likewise.
2689 (pass_cleanup_cfg_post_optimizing): Likewise.
2690 (pass_free_datastructures): Likewise.
2691 (pass_free_cfg_annotations): Likewise.
2692 (pass_fixup_cfg): Likewise.
2693 (pass_init_datastructures): Likewise.
2694 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2695 (pass_late_warn_uninitialized): Likewise.
2696 (pass_update_address_taken): Likewise.
2697 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2698 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2699 (pass_cse_sincos): Likewise.
2700 (pass_convert_to_rsqrt): Likewise.
2701 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2702 * tree-stdarg.c (pass_stdarg): Likewise.
2703 * tree-tailcall.c (pass_tail_recursion): Likewise.
2704 (pass_tail_calls): Likewise.
2705 * tree-vect-generic.c (pass_lower_vector): Likewise.
2706 (pass_lower_vector_ssa): Likewise.
2707 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2709 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2711 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2713 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2715 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2716 logical and signext.
2718 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2721 * config/sh/predicates.md (arith_operand): Check if the operand
2722 of TRUNCATE is a REG.
2724 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2726 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2727 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2729 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2731 * tree-iterator.c (tsi_split_statement_list_after,
2732 tsi_split_statement_list_before): Remove.
2733 * tree-iterator.h: Remove the prototypes for
2734 tsi_split_statement_list_after and tsi_split_statement_list_before.
2736 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2738 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2739 * tree-ssa-propagate.h: Remove the prototype for
2740 stmt_makes_single_load.
2742 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2744 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2745 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2747 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2749 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2751 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2753 * except.c (eh_region_outer_p): Remove.
2754 * except.h: Remove the prototype for eh_region_outer_p.
2756 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2758 * function.c (current_function_assembler_name): Remove.
2759 * function.h: Remove the prototype for
2760 current_function_assembler_name.
2762 2009-04-16 Ian Lance Taylor <iant@google.com>
2764 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2765 (add_reg_note): Call alloc_reg_note.
2766 * rtl.h (alloc_reg_note): Declare.
2767 * combine.c (try_combine): Use alloc_reg_note.
2768 (recog_for_combine, move_deaths): Likewise.
2769 (distribute_notes): Use alloc_reg_note and add_reg_note.
2770 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2771 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2772 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2774 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2776 PR rtl-optimization/39762
2777 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2778 ira_may_move_out_cost): Add comments about way of their usage.
2779 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2781 * ira-conflicts.c (process_regs_for_copy): Use function
2782 ira_get_register_move_cost instead of global
2783 ira_register_move_cost.
2785 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2786 color_pass, move_spill_restore, update_curr_costs): Ditto.
2788 * ira-lives.c (process_single_reg_class_operands): Ditto.
2790 * ira-emit.c (emit_move_list): Ditto.
2792 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2793 (record_reg_classes): Ditto. Use functions
2794 ira_get_register_move_cost and ira_get_may_move_cost instead of
2795 global vars ira_register_move_cost, ira_may_move_out_cost and
2796 ira_may_move_in_cost.
2797 (record_address_regs): Don't call ira_init_register_move_cost.
2798 Use function ira_get_may_move_cost instead of global
2799 ira_may_move_in_cost.
2800 (process_bb_node_for_hard_reg_moves): Use function
2801 ira_get_register_move_cost instead of global ira_register_move_cost.
2802 (ira_costs): Don't call ira_init_register_move_cost.
2804 2009-04-16 Richard Guenther <rguenther@suse.de>
2806 * tree-cfg.c (verify_gimple_assign_binary):
2807 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2808 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2809 (create_general_new_stmt): Note that this function is broken.
2811 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2813 * common.opt (fhelp): Add Var(help_flag).
2814 * gcc-plugin.h (plugin_info): Add help.
2815 * plugin.c (plugin_name_args): Add help.
2816 (register_plugin_info): Set plugin->help.
2817 (print_help_one_plugin): New.
2818 (print_plugins_help): New.
2819 * plugin.h (print_plugins_help): New.
2820 * toplev.c (toplev_main): Call print_plugins_help if needed.
2822 2009-04-16 Richard Guenther <rguenther@suse.de>
2824 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2825 (gimple_ior_addresses_taken_1): New function.
2826 (gimple_ior_addresses_taken): Likewise.
2827 * gimple.h (struct gimple_statement_with_ops_base): Remove
2828 addresses_taken member.
2829 (gimple_ior_addresses_taken): Declare.
2830 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2831 gimple_set_addresses_taken): Remove.
2832 * ipa-reference.c (mark_address): New function.
2833 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2834 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2835 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2836 (gimple_add_to_addresses_taken): Remove.
2837 (get_tmr_operands): Call mark_address_taken.
2838 (get_asm_expr_operands): Likewise.
2839 (get_expr_operands): Likewise.
2840 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2841 (free_stmt_operands): Do not free it.
2842 * tree-ssa.c (delete_tree_ssa): Likewise.
2843 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2845 2009-04-16 Richard Guenther <rguenther@suse.de>
2847 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2848 (walk_stmt_load_store_ops): Likewise.
2849 * gimple.c (get_base_loadstore): New function.
2850 (walk_stmt_load_store_addr_ops): Likewise.
2851 (walk_stmt_load_store_ops): Likewise.
2852 * ipa-pure-const.c (check_op): Simplify.
2853 (check_load, check_store): New functions.
2854 (check_stmt): Use walk_stmt_load_store_ops.
2855 * ipa-reference.c (mark_load): Adjust signature.
2856 (mark_store): Likewise.
2857 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2859 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2861 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2863 * opts.c (common_handle_option): Don't call print_version.
2864 * plugin.c (plugin_name_args): Add version.
2865 (register_plugin_info): New.
2866 (register_callback): Handle PLUGIN_INFO.
2867 (try_init_one_plugin): New.
2868 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2870 (finalize_one_plugin): New.
2871 (finalize_plugins): New.
2872 (print_one_plugin): New.
2873 (print_plugins_versions): New.
2874 * plugin.h (print_plugins_versions): New.
2875 (finalize_plugins): New.
2876 * toplev.c (compile_file): Don't call initialize_plugins.
2877 (print_version): Call print_plugins_versions.
2878 (toplev_main): Call initialize_plugins. Print version if needed.
2879 Call finalize_plugins.
2881 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2883 * common.opt (fversion): New.
2884 * gcc.c (print_version): New.
2885 (process_command): Don't print the version. Just set print_version.
2886 (main): Print version. Call subprocesses if print_version and
2887 verbose_flag are set.
2888 * opts.c (common_handle_option): Handle OPT_fversion.
2890 2009-04-16 Richard Guenther <rguenther@suse.de>
2891 Ira Rosen <irar@il.ibm.com>
2893 PR tree-optimization/39698
2894 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2895 type of the reduction variable. Only generate the def if
2898 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2899 make sure to first convert to an integer of the same precision.
2900 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2901 the type of the evolution correctly in computing the new
2902 induction variable base.
2904 2009-04-16 Richard Guenther <rguenther@suse.de>
2907 * tree-cfg.c (make_blocks): Split statements with to-be
2908 abnormal SSA names on the lhs.
2910 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2912 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2913 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2914 * c-typeck.c (really_start_incremental_init): Likewise.
2915 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2916 (TARGET_INITIALIZER): Remove it.
2917 * target.h (struct target): Remove vector_opaque_p.
2918 * tree.c (build_opaque_vector_type): New.
2919 * tree.h (TYPE_VECTOR_OPAQUE): New.
2920 (build_opaque_vector_type): Declare.
2921 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2922 * config/rs6000/rs6000.c (build_opaque_vector_type,
2923 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2924 (rs6000_init_builtins): Use build_opaque_vector_type for
2925 opaque_V4SI_type_node.
2927 2009-04-15 Catherine Moore <clm@codesourcery.com>
2929 * debug.h (set_name): Declare.
2930 * dwarf2out.c (dwarf2out_set_name): Declare.
2931 (dwarf2_debug_hooks): Add set_name.
2932 (find_AT_string): New.
2933 (add_AT_string): Call find_AT_string.
2934 (dwarf2out_set_name): New.
2935 * cp/decl.c (grokdeclarator): Call set_name.
2936 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2937 * debug.c (do_nothing_debug_hooks): Likewise.
2938 * dbxout.c (dbx_debug_hooks): Likewise.
2939 * sdbout.c (sdb_debug_hooks): Likewise.
2941 2009-04-15 Michael Eager <eager@eagercon.com>
2943 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2944 reg for single-precision FPU.
2945 * config/rs6000/rs6000.md (movsi_internal1): Only for
2947 (movsi_internal1_single): New. Add pattern to move SI values to/from
2948 single-precision FP regs.
2950 2009-04-15 Richard Guenther <rguenther@suse.de>
2952 * omp-low.c (lower_rec_input_clauses): Build correct address
2954 (expand_omp_for_generic): Fix multiplication type.
2955 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2956 (generate_memset_zero): Fix types.
2957 * tree-profile.c (prepare_instrumented_value): Correctly
2960 2009-04-15 Ian Lance Taylor <iant@google.com>
2962 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2963 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2964 for -Wall and for -Wc++-compat.
2965 (c_common_post_options): For C++, set warn_enum_compare if not
2967 * c-tree.h (struct c_expr): Add field original_type.
2968 (build_external_ref): Update declaration.
2969 * c-parser.c (c_parser_braced_init): Set original_type.
2970 (c_parser_initelt): Likewise.
2971 (c_parser_expr_no_commas): Likewise.
2972 (c_parser_conditional_expression): Likewise.
2973 (c_parser_cast_expression): Likewise.
2974 (c_parser_unary_expression): Likewise. Pull setting of
2975 original_code to top of function.
2976 (c_parser_sizeof_expression): Set original_type.
2977 (c_parser_alignof_expression): Likewise.
2978 (c_parser_postfix_expression): Likewise. Pull setting of
2979 original_code to top of function.
2980 (c_parser_postfix_expression_after_paren_type): Set original_type.
2981 (c_parser_postfix_expression_after_primary): Likewise.
2982 (c_parser_expression): Likewise.
2983 * c-typeck.c (build_external_ref): Add type parameter. Change all
2985 (c_expr_sizeof_expr): Set original_type field.
2986 (parser_build_unary_op): Likewise.
2987 (parser_build_binary_op): Likewise. Optionally warn about
2988 comparisons of enums of different types.
2989 (digest_init): Set original_type field.
2990 (really_start_incremental_init): Likewise.
2991 (push_init_level, pop_init_level): Likewise.
2992 * doc/invoke.texi (Warning Options): -Wenum-compare now
2995 2009-04-15 Richard Guenther <rguenther@suse.de>
2997 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2998 out a necessary conversion.
2999 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3000 names we didn't value number.
3001 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3003 2009-04-15 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/39764
3006 * tree-ssa-ccp.c (get_value): Canonicalize value with
3007 canonicalize_float_value.
3009 2009-04-15 Jan Hubicka <jh@suse.cz>
3011 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3012 Wrong version of patch.
3014 2009-04-15 Jan Hubicka <jh@suse.cz>
3016 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3018 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3020 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3021 our distinct integral and vector types.
3023 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3025 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3026 * init.c (build_vtbl_address): Remove call to assemble_external.
3028 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3030 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3031 output for other floating point modes.
3033 2009-04-14 Diego Novillo <dnovillo@google.com>
3035 * diagnostic.c (diagnostic_report_diagnostic): Do not
3036 warn about loaded plugins for DK_ERROR and DK_WARNING.
3037 * c-decl.c (declspecs_add_type): Move call to
3038 invoke_plugin_callbacks ...
3039 * c-parser.c (c_parser_declspecs): ... here.
3040 * plugin.c (dump_active_plugins): Tidy output.
3042 2009-04-14 Diego Novillo <dnovillo@google.com>
3043 Le-Chun Wu <lcwu@google.com>
3045 * configure.ac: Add --enable-plugin support.
3046 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3047 * Makefile.in (PLUGIN_H): Define.
3048 Export ENABLE_PLUGIN and GMPINC to site.exp.
3049 Add PLUGINLIBS to link command.
3050 Add/modify dependencies for plugin.o and files including plugin.h.
3052 * config.in: Regenerate.
3054 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3057 2009-04-14 Le-Chun Wu <lcwu@google.com>
3059 * tree-pass.h (register_one_dump_file): Add a prototype for
3060 register_one_dump_file.
3061 * toplev.c (compile_file): Call initialize_plugins.
3062 (do_compile): Call invoke_plugin_callbacks.
3063 (toplev_main): Call invoke_plugin_callbacks.
3064 * common.opt: Add -fplugin= and -fplugin-arg-.
3065 * gcc-plugin.h: New public header file for plugins to include.
3066 * plugin.c: New source file.
3067 * plugin.h: New internal header file.
3068 * passes.c (register_one_dump_file): Make it external.
3070 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3072 2009-04-14 Diego Novillo <dnovillo@google.com>
3074 * doc/plugins.texi: New.
3075 * doc/gccint.texi: Add reference to Plugins chapter.
3076 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3077 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3078 loaded plugins, if any.
3079 * timevar.def (TV_PLUGIN_INIT): Define.
3080 (TV_PLUGIN_RUN): Define.
3081 * plugin.c: Include timevar.h
3082 (plugins_active_p): New.
3083 (dump_active_plugins): New.
3084 (debug_active_plugins): New.
3086 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3088 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3090 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3092 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3094 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3095 the same as a minus without a shift.
3097 2009-04-14 Nick Clifton <nickc@redhat.com>
3099 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3100 comparisons with small integers will always produce a short
3103 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3106 2008-12-19 Diego Novillo <dnovillo@google.com>
3108 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3110 2009-04-14 Richard Guenther <rguenther@suse.de>
3112 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3114 (verify_gimple_assign_binary): Likewise. Handle shifts and
3116 (verify_gimple_phi): Print the mismatched argument position.
3117 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3119 (vect_update_init_of_dr): Likewise.
3120 * matrix-reorg.c (transform_access_sites): Do what the
3122 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3124 2009-04-13 Michael Eager <eager@eagercon.com>
3126 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3127 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3128 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3129 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3130 remove duplicate config
3132 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3134 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3135 file_name:line_number type locator of the call site.
3137 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3139 * genautomata.c: Put blank after comma.
3140 (automaton_decls): New.
3141 (struct unit_usage): Add comments to member next.
3142 (store_alt_unit_usage): Keep the list ordered.
3143 (unit_present_on_list_p, equal_alternatives_p): New.
3144 (check_regexp_units_distribution): Check units distribution
3145 correctness correctly.
3146 (main): Don't write automata if error is found. Return correct
3149 * config/m68k/cf.md (cfv4_ds): Remove.
3150 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3151 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3153 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3154 power4-load-ext, power4-store, power4-store-update,
3155 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3156 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3157 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3158 power4-sqrt, power4-isync): Modify reservation to make correct
3159 unit distribution to automata.
3161 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3162 power5-store-update, power5-two, power5-three, power5-lmul,
3163 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3165 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3167 * except.c (pass_set_nothrow_function_flags): Set name and add
3169 (set_nothrow_function_flags): Mention in the dump file when
3170 changing a function to nothrow.
3172 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3175 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3176 instead of unsigned long.
3178 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3180 * config/arm/arm.c (return_used_this_function): Remove.
3181 (arm_output_function_prologue): Remove use of
3182 return_used_this_function.
3183 (output_return_instruction): Replace use of
3184 return_used_this_function
3185 by cfun->machine->return_used_this_function.
3186 (arm_output_epilogue): Likewise.
3187 (arm_output_function_epilogue): Likewise.
3188 (thumb_unexpanded_epilogue): Likewise.
3189 * config/arm/arm.h (struct machine_function):
3190 New member return_used_this_function.
3192 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3194 * doc/install.texi: Correct description of default directory for
3195 --with-gxx-include-dir.
3197 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3199 * fold-const.c (build_range_check): Properly deal with enumeral and
3202 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3204 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3205 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3206 * params.h (MAX_GCSE_PASSES): Remove.
3207 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3208 in sequence. Remove ability to run multiple passes.
3209 (bypass_jumps): Report run as third CPROP pass.
3211 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3214 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3215 when deciding whether the whole SEQUENCE can throw.
3217 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3220 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3221 offseted label references.
3223 2009-04-11 Jan Hubicka <jh@suse.cz>
3225 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3227 2009-04-11 Richard Guenther <rguenther@suse.de>
3230 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3231 return variables as TREE_ADDRESSABLE.
3233 2009-04-11 Richard Guenther <rguenther@suse.de>
3235 PR tree-optimization/39713
3236 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3237 reference trees have SSA_NAME operands.
3239 2009-04-11 Richard Guenther <rguenther@suse.de>
3242 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3243 address expressions.
3245 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3247 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3248 match changes in Cygwin 1.7
3249 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3250 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3252 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3254 PR tree-optimization/39701
3255 * doc/invoke.texi (Optimization Options): Document change in
3256 meaning and initialization of -fdelete-null-pointer-checks.
3258 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3261 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3263 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3266 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3268 2009-04-10 Chao-ying Fu <fu@mips.com>
3270 * doc/tm.texi (Instruction Output): Document
3271 TARGET_ASM_FINAL_POSTSCAN_INSN.
3272 * target.h (final_postscan_insn): New field in asm_out.
3273 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3274 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3275 * final.c (final_scan_insn): Call
3276 targetm.asm_out.final_postscan_insn after outputting
3277 an asm macro and a normal instruction.
3279 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3280 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3281 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3282 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3283 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3285 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3288 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3289 variables as non-NULL even with -fdelete-null-pointer-checks.
3291 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3295 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3298 * config/i386/i386.c (classify_argument): Handle SCmode with
3299 (bit_offset % 64) != 0.
3301 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3303 * doc/invoke.texi (Optimize Options): Add cross-reference to
3304 -Q --help=optimizers examples.
3306 2009-04-10 Ben Elliston <bje@au.ibm.com>
3309 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3310 regalign for the reg == fpr and TDmode case.
3312 2009-04-09 David Ayers <ayers@fsfe.org>
3315 * objc/objc-act.c (warn_with_method): Remove helper function.
3316 (check_duplicates): Call warning and inform directly.
3317 (really_start_method): Likewise.
3319 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3321 * expmed.c (expand_divmod): Always use a comparison for a division
3322 by a large unsigned integer.
3324 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3325 for things others than variables or functions as nonzero.
3327 2009-04-09 Nick Clifton <nickc@redhat.com>
3329 * unwind-compat.c: Change copyright header to refer to version
3330 3 of the GNU General Public License with version 3.1 of the
3331 GCC Runtime Library Exception and to point readers at the
3332 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3333 * config/alpha/crtfastmath.c: Likewise.
3334 * config/alpha/linux-unwind.h: Likewise.
3335 * config/alpha/qrnnd.asm: Likewise.
3336 * config/alpha/vms-crt0-64.c: Likewise.
3337 * config/alpha/vms-crt0.c: Likewise.
3338 * config/alpha/vms-dwarf2.asm: Likewise.
3339 * config/alpha/vms-dwarf2eh.asm: Likewise.
3340 * config/alpha/vms-psxcrt0-64.c: Likewise.
3341 * config/alpha/vms-psxcrt0.c: Likewise.
3342 * config/alpha/vms_tramp.asm: Likewise.
3343 * config/arc/initfini.c: Likewise.
3344 * config/arc/lib1funcs.asm: Likewise.
3345 * config/arm/bpabi-v6m.S: Likewise.
3346 * config/arm/bpabi.S: Likewise.
3347 * config/arm/bpabi.c: Likewise.
3348 * config/arm/crti.asm: Likewise.
3349 * config/arm/crtn.asm: Likewise.
3350 * config/arm/ieee754-df.S: Likewise.
3351 * config/arm/ieee754-sf.S: Likewise.
3352 * config/arm/lib1funcs.asm: Likewise.
3353 * config/arm/libunwind.S: Likewise.
3354 * config/arm/linux-atomic.c: Likewise.
3355 * config/arm/mmintrin.h: Likewise.
3356 * config/arm/pr-support.c: Likewise.
3357 * config/arm/unaligned-funcs.c: Likewise.
3358 * config/arm/unwind-arm.c: Likewise.
3359 * config/arm/unwind-arm.h: Likewise.
3360 * config/avr/libgcc.S: Likewise.
3361 * config/bfin/crti.s: Likewise.
3362 * config/bfin/crtlibid.s: Likewise.
3363 * config/bfin/crtn.s: Likewise.
3364 * config/bfin/lib1funcs.asm: Likewise.
3365 * config/bfin/linux-unwind.h: Likewise.
3366 * config/cris/arit.c: Likewise.
3367 * config/cris/cris_abi_symbol.c: Likewise.
3368 * config/darwin-64.c: Likewise.
3369 * config/darwin-crt2.c: Likewise.
3370 * config/darwin-crt3.c: Likewise.
3371 * config/darwin.h: Likewise.
3372 * config/dbxelf.h: Likewise.
3373 * config/dfp-bit.c: Likewise.
3374 * config/dfp-bit.h: Likewise.
3375 * config/elfos.h: Likewise.
3376 * config/fixed-bit.c: Likewise.
3377 * config/fixed-bit.h: Likewise.
3378 * config/fp-bit.c: Likewise.
3379 * config/fp-bit.h: Likewise.
3380 * config/fr30/crti.asm: Likewise.
3381 * config/fr30/crtn.asm: Likewise.
3382 * config/fr30/lib1funcs.asm: Likewise.
3383 * config/freebsd-spec.h: Likewise.
3384 * config/frv/cmovd.c: Likewise.
3385 * config/frv/cmovh.c: Likewise.
3386 * config/frv/cmovw.c: Likewise.
3387 * config/frv/frvbegin.c: Likewise.
3388 * config/frv/frvend.c: Likewise.
3389 * config/frv/lib1funcs.asm: Likewise.
3390 * config/glibc-stdint.h: Likewise.
3391 * config/h8300/clzhi2.c: Likewise.
3392 * config/h8300/crti.asm: Likewise.
3393 * config/h8300/crtn.asm: Likewise.
3394 * config/h8300/ctzhi2.c: Likewise.
3395 * config/h8300/fixunssfsi.c: Likewise.
3396 * config/h8300/lib1funcs.asm: Likewise.
3397 * config/h8300/parityhi2.c: Likewise.
3398 * config/h8300/popcounthi2.c: Likewise.
3399 * config/i386/ammintrin.h: Likewise.
3400 * config/i386/att.h: Likewise.
3401 * config/i386/avxintrin.h: Likewise.
3402 * config/i386/biarch64.h: Likewise.
3403 * config/i386/bmmintrin.h: Likewise.
3404 * config/i386/cpuid.h: Likewise.
3405 * config/i386/cross-stdarg.h: Likewise.
3406 * config/i386/crtfastmath.c: Likewise.
3407 * config/i386/crtprec.c: Likewise.
3408 * config/i386/cygming-crtbegin.c: Likewise.
3409 * config/i386/cygming-crtend.c: Likewise.
3410 * config/i386/cygwin.asm: Likewise.
3411 * config/i386/emmintrin.h: Likewise.
3412 * config/i386/gmm_malloc.h: Likewise.
3413 * config/i386/gthr-win32.c: Likewise.
3414 * config/i386/i386.h: Likewise.
3415 * config/i386/immintrin.h: Likewise.
3416 * config/i386/linux-unwind.h: Likewise.
3417 * config/i386/linux64.h: Likewise.
3418 * config/i386/mm3dnow.h: Likewise.
3419 * config/i386/mmintrin-common.h: Likewise.
3420 * config/i386/mmintrin.h: Likewise.
3421 * config/i386/nmmintrin.h: Likewise.
3422 * config/i386/pmm_malloc.h: Likewise.
3423 * config/i386/pmmintrin.h: Likewise.
3424 * config/i386/smmintrin.h: Likewise.
3425 * config/i386/sol2-c1.asm: Likewise.
3426 * config/i386/sol2-ci.asm: Likewise.
3427 * config/i386/sol2-cn.asm: Likewise.
3428 * config/i386/sol2-gc1.asm: Likewise.
3429 * config/i386/tmmintrin.h: Likewise.
3430 * config/i386/unix.h: Likewise.
3431 * config/i386/w32-unwind.h: Likewise.
3432 * config/i386/wmmintrin.h: Likewise.
3433 * config/i386/x86-64.h: Likewise.
3434 * config/i386/x86intrin.h: Likewise.
3435 * config/i386/xmmintrin.h: Likewise.
3436 * config/ia64/crtbegin.asm: Likewise.
3437 * config/ia64/crtend.asm: Likewise.
3438 * config/ia64/crtfastmath.c: Likewise.
3439 * config/ia64/crti.asm: Likewise.
3440 * config/ia64/crtn.asm: Likewise.
3441 * config/ia64/fde-glibc.c: Likewise.
3442 * config/ia64/lib1funcs.asm: Likewise.
3443 * config/ia64/linux-unwind.h: Likewise.
3444 * config/ia64/quadlib.c: Likewise.
3445 * config/ia64/unwind-ia64.c: Likewise.
3446 * config/linux.h: Likewise.
3447 * config/m32c/m32c-lib1.S: Likewise.
3448 * config/m32c/m32c-lib2-trapv.c: Likewise.
3449 * config/m32c/m32c-lib2.c: Likewise.
3450 * config/m32r/initfini.c: Likewise.
3451 * config/m68hc11/larith.asm: Likewise.
3452 * config/m68hc11/m68hc11-crt0.S: Likewise.
3453 * config/m68k/cf.md: Likewise.
3454 * config/m68k/crti.s: Likewise.
3455 * config/m68k/crtn.s: Likewise.
3456 * config/m68k/lb1sf68.asm: Likewise.
3457 * config/m68k/linux-unwind.h: Likewise.
3458 * config/mcore/crti.asm: Likewise.
3459 * config/mcore/crtn.asm: Likewise.
3460 * config/mcore/lib1.asm: Likewise.
3461 * config/mips/linux-unwind.h: Likewise.
3462 * config/mips/loongson.h: Likewise.
3463 * config/mips/mips16.S: Likewise.
3464 * config/mmix/crti.asm: Likewise.
3465 * config/mmix/crtn.asm: Likewise.
3466 * config/pa/fptr.c: Likewise.
3467 * config/pa/hpux-unwind.h: Likewise.
3468 * config/pa/lib2funcs.asm: Likewise.
3469 * config/pa/linux-atomic.c: Likewise.
3470 * config/pa/linux-unwind.h: Likewise.
3471 * config/pa/milli64.S: Likewise.
3472 * config/pa/quadlib.c: Likewise.
3473 * config/pa/stublib.c: Likewise.
3474 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3475 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3476 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3477 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3478 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3479 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3480 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3481 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3482 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3483 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3484 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3485 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3486 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3487 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3488 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3489 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3490 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3491 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3492 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3493 * config/rs6000/750cl.h: Likewise.
3494 * config/rs6000/altivec.h: Likewise.
3495 * config/rs6000/biarch64.h: Likewise.
3496 * config/rs6000/crtresfpr.asm: Likewise.
3497 * config/rs6000/crtresgpr.asm: Likewise.
3498 * config/rs6000/crtresxfpr.asm: Likewise.
3499 * config/rs6000/crtresxgpr.asm: Likewise.
3500 * config/rs6000/crtsavfpr.asm: Likewise.
3501 * config/rs6000/crtsavgpr.asm: Likewise.
3502 * config/rs6000/darwin-asm.h: Likewise.
3503 * config/rs6000/darwin-fallback.c: Likewise.
3504 * config/rs6000/darwin-fpsave.asm: Likewise.
3505 * config/rs6000/darwin-ldouble.c: Likewise.
3506 * config/rs6000/darwin-tramp.asm: Likewise.
3507 * config/rs6000/darwin-unwind.h: Likewise.
3508 * config/rs6000/darwin-vecsave.asm: Likewise.
3509 * config/rs6000/darwin-world.asm: Likewise.
3510 * config/rs6000/e500crtres32gpr.asm: Likewise.
3511 * config/rs6000/e500crtres64gpr.asm: Likewise.
3512 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3513 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3514 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3515 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3516 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3517 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3518 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3519 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3520 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3521 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3522 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3523 * config/rs6000/eabi-ci.asm: Likewise.
3524 * config/rs6000/eabi-cn.asm: Likewise.
3525 * config/rs6000/eabi.asm: Likewise.
3526 * config/rs6000/linux-unwind.h: Likewise.
3527 * config/rs6000/linux64.h: Likewise.
3528 * config/rs6000/paired.h: Likewise.
3529 * config/rs6000/paired.md: Likewise.
3530 * config/rs6000/ppc64-fp.c: Likewise.
3531 * config/rs6000/ppu_intrinsics.h: Likewise.
3532 * config/rs6000/rs6000.h: Likewise.
3533 * config/rs6000/si2vmx.h: Likewise.
3534 * config/rs6000/sol-ci.asm: Likewise.
3535 * config/rs6000/sol-cn.asm: Likewise.
3536 * config/rs6000/spe.h: Likewise.
3537 * config/rs6000/spu2vmx.h: Likewise.
3538 * config/rs6000/sysv4.h: Likewise.
3539 * config/rs6000/tramp.asm: Likewise.
3540 * config/rs6000/vec_types.h: Likewise.
3541 * config/s390/linux-unwind.h: Likewise.
3542 * config/s390/tpf-unwind.h: Likewise.
3543 * config/score/crti.asm: Likewise.
3544 * config/score/crtn.asm: Likewise.
3545 * config/sh/crt1.asm: Likewise.
3546 * config/sh/crti.asm: Likewise.
3547 * config/sh/crtn.asm: Likewise.
3548 * config/sh/divtab-sh4-300.c: Likewise.
3549 * config/sh/divtab-sh4.c: Likewise.
3550 * config/sh/divtab.c: Likewise.
3551 * config/sh/lib1funcs-4-300.asm: Likewise.
3552 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3553 * config/sh/lib1funcs.asm: Likewise.
3554 * config/sh/lib1funcs.h: Likewise.
3555 * config/sh/linux-atomic.asm: Likewise.
3556 * config/sh/linux-unwind.h: Likewise.
3557 * config/sh/shmedia.h: Likewise.
3558 * config/sh/sshmedia.h: Likewise.
3559 * config/sh/ushmedia.h: Likewise.
3560 * config/sparc/crtfastmath.c: Likewise.
3561 * config/sparc/linux-unwind.h: Likewise.
3562 * config/sparc/sol2-c1.asm: Likewise.
3563 * config/sparc/sol2-ci.asm: Likewise.
3564 * config/sparc/sol2-cn.asm: Likewise.
3565 * config/spu/divmodti4.c: Likewise.
3566 * config/spu/divv2df3.c: Likewise.
3567 * config/spu/float_disf.c: Likewise.
3568 * config/spu/float_unsdidf.c: Likewise.
3569 * config/spu/float_unsdisf.c: Likewise.
3570 * config/spu/float_unssidf.c: Likewise.
3571 * config/spu/mfc_multi_tag_release.c: Likewise.
3572 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3573 * config/spu/mfc_tag_release.c: Likewise.
3574 * config/spu/mfc_tag_reserve.c: Likewise.
3575 * config/spu/mfc_tag_table.c: Likewise.
3576 * config/spu/multi3.c: Likewise.
3577 * config/spu/spu_internals.h: Likewise.
3578 * config/spu/spu_intrinsics.h: Likewise.
3579 * config/spu/spu_mfcio.h: Likewise.
3580 * config/spu/vec_types.h: Likewise.
3581 * config/spu/vmx2spu.h: Likewise.
3582 * config/stormy16/stormy16-lib2.c: Likewise.
3583 * config/svr4.h: Likewise.
3584 * config/sync.c: Likewise.
3585 * config/v850/lib1funcs.asm: Likewise.
3586 * config/vxlib-tls.c: Likewise.
3587 * config/vxlib.c: Likewise.
3588 * config/vxworks-dummy.h: Likewise.
3589 * config/xtensa/crti.asm: Likewise.
3590 * config/xtensa/crtn.asm: Likewise.
3591 * config/xtensa/ieee754-df.S: Likewise.
3592 * config/xtensa/ieee754-sf.S: Likewise.
3593 * config/xtensa/lib1funcs.asm: Likewise.
3594 * config/xtensa/lib2funcs.S: Likewise.
3595 * config/xtensa/linux-unwind.h: Likewise.
3596 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3597 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3598 * coretypes.h: Likewise.
3599 * crtstuff.c: Likewise.
3600 * defaults.h: Likewise.
3601 * dwarf2.h: Likewise.
3602 * emutls.c: Likewise.
3603 * gbl-ctors.h: Likewise.
3604 * gcov-io.h: Likewise.
3605 * ginclude/float.h: Likewise.
3606 * ginclude/iso646.h: Likewise.
3607 * ginclude/stdarg.h: Likewise.
3608 * ginclude/stdbool.h: Likewise.
3609 * ginclude/stddef.h: Likewise.
3610 * ginclude/stdfix.h: Likewise.
3611 * ginclude/stdint-gcc.h: Likewise.
3612 * ginclude/tgmath.h: Likewise.
3613 * gthr-aix.h: Likewise.
3614 * gthr-dce.h: Likewise.
3615 * gthr-gnat.c: Likewise.
3616 * gthr-gnat.h: Likewise.
3617 * gthr-lynx.h: Likewise.
3618 * gthr-mipssde.h: Likewise.
3619 * gthr-nks.h: Likewise.
3620 * gthr-posix.c: Likewise.
3621 * gthr-posix.h: Likewise.
3622 * gthr-posix95.h: Likewise.
3623 * gthr-rtems.h: Likewise.
3624 * gthr-single.h: Likewise.
3625 * gthr-solaris.h: Likewise.
3626 * gthr-tpf.h: Likewise.
3627 * gthr-vxworks.h: Likewise.
3628 * gthr-win32.h: Likewise.
3630 * libgcc2.c: Likewise.
3631 * libgcc2.h: Likewise.
3632 * libgcov.c: Likewise.
3633 * tsystem.h: Likewise.
3634 * typeclass.h: Likewise.
3635 * unwind-c.c: Likewise.
3636 * unwind-compat.h: Likewise.
3637 * unwind-dw2-fde-compat.c: Likewise.
3638 * unwind-dw2-fde-darwin.c: Likewise.
3639 * unwind-dw2-fde-glibc.c: Likewise.
3640 * unwind-dw2-fde.c: Likewise.
3641 * unwind-dw2-fde.h: Likewise.
3642 * unwind-dw2.c: Likewise.
3643 * unwind-dw2.h: Likewise.
3644 * unwind-generic.h: Likewise.
3645 * unwind-pe.h: Likewise.
3646 * unwind-sjlj.c: Likewise.
3647 * unwind.inc: Likewise.
3648 * config/arm/neon-gen.ml: Change generated copyright header to
3649 refer to version 3 of the GNU General Public License with
3650 version 3.1 of the GCC Runtime Library Exception and to point
3651 readers at the COPYING3 and COPYING3.RUNTIME files and the
3652 FSF's license web page.
3653 * config/arm/arm_neon.h: Regenerate.
3655 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3657 * config/cris/cris.md: Change copyright header to refer to version
3658 3 of the GNU General Public License.
3659 * doc/install.texi2html: Change copyright header to refer to version
3660 3 of the GNU General Public License and to point readers at the
3661 COPYING3 file and the FSF's license web page.
3662 * config/vax/linux.h: Likewise.
3664 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3666 * config/i386/i386.md (cmpcc): New.
3667 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3668 (sync_compare_and_swap_cc*): Delete.
3670 * config/s390/s390.c (s390_compare_emitted): Remove.
3671 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3672 s390_compare_emitted used to be handled. Assert that modes match.
3673 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3674 refer to sync_compare_and_swap_ccsi.
3675 * config/s390/s390.h (s390_compare_emitted): Remove.
3676 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3677 instead of s390_compare_emitted.
3678 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3679 instead of s390_compare_emitted.
3680 * config/s390/s390.md (cmpcc): New.
3681 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3682 CC_REGNUM, do not pretend it's set.
3683 (sync_compare_and_swap_cc*): Delete.
3684 * config/s390/predicates.md (cc_reg_operand): New.
3686 * expr.c (sync_compare_and_swap_cc): Delete.
3687 * optabs.h (sync_compare_and_swap_cc): Delete.
3688 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3689 is being used with can_compare_p.
3690 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3692 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3693 look for a MODE_CC set instead. Use emit_store_flag.
3694 (expand_compare_and_swap_loop): Likewise, with some additional
3695 complication to avoid a force_reg when useless. Use
3696 emit_cmp_and_jump_insns.
3697 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3698 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3699 sync_compare_and_swap documentation.
3701 2009-04-09 Jan Hubicka <jh@suse.cz>
3703 * except.c (find_prev_try): Break out from ....
3704 (duplicate_eh_regions): ... here; properly update prev_try pointers
3705 when duplication part of tree.
3706 (dump_eh_tree): Improve dumping.
3707 (verify_eh_region): New.
3708 (verify_eh_tree): Use it.
3710 2009-04-06 Richard Guenther <rguenther@suse.de>
3712 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3713 &ARRAY addresses by adjusting their types and prepending
3715 * tree-cfg.c (verify_gimple_assign_single): Verify that
3716 addresses are correct.
3718 2009-04-09 Richard Guenther <rguenther@suse.de>
3720 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3721 indices into an array reference if possible.
3722 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3723 Fold POINTER_PLUS_EXPR statements with invariant address.
3725 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3728 * config.gcc (powerpc64-*-linux*): Always build biarch.
3730 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3733 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3734 it and pedwarn if this results in an INTEGER_CST.
3736 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3738 * doc/install.texi: Update minimum GMP version. Remove obsolete
3739 text in MPFR section.
3741 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3743 * dwarf2out.c (class_scope_p): New static inline.
3744 (class_or_namespace_scope_p): Use it.
3745 (gen_variable_die): Use DW_TAG_member tag for static data member
3746 declarations instead of DW_TAG_variable.
3749 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3752 2009-04-08 Richard Guenther <rguenther@suse.de>
3754 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3755 valueize random data.
3757 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3759 * config.gcc (aix tm_file): Add aix-stdint.h.
3760 (aix tm clause use_gcc_stdint): Set to wrap.
3761 * config/rs6000/aix-stdint.h: New file.
3763 2009-04-08 Richard Guenther <rguenther@suse.de>
3766 * tree-dfa.c (add_referenced_var): Do not recurse into
3767 global initializers.
3768 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3770 (fold_const_aggregate_ref): Likewise.
3772 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3774 * recog.c (ordered_comparison_operator): New.
3775 * gensupport.c (std_preds): Add it.
3776 * doc/md.texi (Machine-Independent Predicates): Document it.
3778 2009-04-08 Jan Hubicka <jh@suse.cz>
3780 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3781 * function.h (rtl_eh): Remove exception_handler_label_map.
3782 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3783 remove_exception_handler_label, for_each_eh_label_1): Remove.
3784 (rtl_remove_unreachable_regions): Remove.
3785 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3786 (find_exception_handler_labels): Don't build the hashtable.
3787 (maybe_remove_eh_handler): Remove.
3788 (for_each_eh_label): Rewrite to walk the tree.
3789 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3790 * except.h (maybe_remove_eh_handler): Remove.
3791 * passes.c (init_optimization_passes): Schedule second EH cleanup
3793 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3794 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3796 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3798 * genoutput.c (validate_optab_operands): New.
3799 (gen_insn, gen_expand): Call it.
3801 * genflags.c (gen_insn): Detect misused iterators.
3802 (main): Pass line_no to gen_insn, exit with status 1 on error.
3804 * genextract.c (line_no): Make global.
3805 (VEC_safe_set_locstr): Change assertion to error message.
3806 (main): Exit with status 1 on error.
3808 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3812 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3813 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3814 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3815 * c-convert.c (convert): Do not call fold on results of conversion
3816 functions when the result is a C_MAYBE_CONST_EXPR.
3817 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3818 of __builtin_choose_expr.
3819 * c-typeck.c (remove_c_maybe_const_expr): New.
3820 (build_unary_op, build_conditional_expr, build_compound_expr,
3821 build_binary_op, c_objc_common_truthvalue_conversion): Call
3822 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3825 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3827 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3828 CODE to produce a new one. Add a prototype to use fold_convert_const
3830 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3833 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3834 mix declarations and code.
3836 2009-04-08 Ben Elliston <bje@au.ibm.com>
3838 * gcc.c: Replace `CC' with `GCC' throughout.
3840 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3842 * doc/invoke.texi: Document Atom support.
3844 2009-04-07 Jason Merrill <jason@redhat.com>
3847 * c-common.h, c-common.c: Add flag_pretty_templates.
3848 * c-opts.c (c_common_handle_option): Set it.
3849 * c.opt: Add -fno-pretty-templates.
3850 * doc/invoke.texi (C++ Dialect Options): Likewise.
3852 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3854 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3855 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3856 (ia64_expand_builtin): Likewise.
3858 2009-04-07 Martin Jambor <mjambor@suse.cz>
3860 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3861 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3862 ADDR_EXPRS are include too.
3864 2009-04-07 Richard Guenther <rguenther@suse.de>
3866 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3867 decls are only used if passes as parameters or if they are
3868 local statics and the call is not to a builtin.
3869 (call_may_clobber_ref_p_1): Likewise.
3871 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3873 * expr.c (do_store_flag): Remove last argument. Simplify code
3874 to avoid duplication of tests already done by can_compare_p.
3875 (expand_expr_real_1): Adjust caller.
3877 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3879 * optabs.c (can_compare_p): Test the predicate of a
3880 cbranch and cstore pattern.
3882 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3884 * expr.c (convert_move): Use emit_store_flag instead of
3887 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3889 * config/i386/i386.c (ix86_compare_emitted): Remove.
3890 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3891 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3892 * config/i386/i386.h (ix86_compare_emitted): Remove.
3893 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3894 instead of ix86_compare_emitted.
3895 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3897 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3899 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3900 Add t-sysroot-suffix to tmake_file.
3901 * config/print-sysroot-suffix.sh: New file.
3902 * config/t-sysroot-suffix: New file.
3904 2009-04-07 Ben Elliston <bje@au.ibm.com>
3906 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3907 as the latter produces a warning when the target does not support
3910 2009-04-07 Ben Elliston <bje@au.ibm.com>
3912 * dfp.c: Replace type punning assignments with memcpy throughout.
3913 * Makefile.in (dfp.o-warn): Remove.
3915 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3918 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3919 Include soft-fp/t-softfp after rs6000/t-linux64.
3921 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3923 * stor-layout.c (set_sizetype): Use the full precision of their
3924 machine mode for bitsize types.
3926 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3928 * config/i386/i386.md: Revert 2 accidental checkins.
3930 2009-04-06 Joey Ye <joey.ye@intel.com>
3931 Xuepeng Guo <xuepeng.guo@intel.com>
3932 H.J. Lu <hongjiu.lu@intel.com>
3934 Atom pipeline model, tuning and insn selection.
3935 * config.gcc (atom): Add atom config options and target.
3937 * config/i386/atom.md: New.
3939 * config/i386/i386.c (atom_cost): New cost.
3940 (m_ATOM): New macro flag.
3941 (initial_ix86_tune_features): Set m_ATOM.
3942 (x86_accumulate_outgoing_args): Likewise.
3943 (x86_arch_always_fancy_math_387): Likewise.
3944 (processor_target): Add Atom cost.
3945 (cpu_names): Add Atom cpu name.
3946 (override_options): Set Atom ISA.
3947 (ix86_issue_rate): New case PROCESSOR_ATOM.
3948 (ix86_adjust_cost): Likewise.
3950 * config/i386/i386.h (TARGET_ATOM): New target macro.
3951 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3952 (TARGET_OPT_AGU): New target option.
3953 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3954 (processor_type): Add PROCESSOR_ATOM.
3956 * config/i386/i386.md (cpu): Add new value "atom".
3957 (use_carry, movu): New attr.
3958 (atom.md): Include atom.md.
3959 (adddi3_carry_rex64): Set attr "use_carry".
3960 (addqi3_carry): Likewise.
3961 (addhi3_carry): Likewise.
3962 (addsi3_carry): Likewise.
3963 (*addsi3_carry_zext): Likewise.
3964 (subdi3_carry_rex64): Likewise.
3965 (subqi3_carry): Likewise.
3966 (subhi3_carry): Likewise.
3967 (subsi3_carry): Likewise.
3968 (x86_movdicc_0_m1_rex64): Likewise.
3969 (*x86_movdicc_0_m1_se): Likewise.
3970 (x86_movsicc_0_m1): Likewise.
3971 (*x86_movsicc_0_m1_se): Likewise.
3972 (*adddi_1_rex64): Emit add insn as much as possible.
3973 (*addsi_1): Likewise.
3974 (return_internal): Set atom_unit.
3975 (return_internal_long): Likewise.
3976 (return_pop_internal): Likewise.
3977 (*rcpsf2_sse): Set atom_sse_attr attr.
3978 (*qrt<mode>2_sse): Likewise.
3979 (*prefetch_sse): Likewise.
3981 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3983 (ix86_target_macros_internal): Likewise.
3985 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3986 (*prefetch_sse_rex): Likewise.
3987 (sse_rcpv4sf2): Likewise.
3988 (sse_vmrcpv4sf2): Likewise.
3989 (sse_sqrtv4sf2): Likewise.
3990 (<sse>_vmsqrt<mode>2): Likewise.
3991 (sse_ldmxcsr): Likewise.
3992 (sse_stmxcsr): Likewise.
3993 (*sse_sfence): Likewise.
3994 (sse2_clflush): Likewise.
3995 (*sse2_mfence): Likewise.
3996 (*sse2_lfence): Likewise.
3997 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3998 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3999 (avx_movdqu<avxmodesuffix>): Likewise.
4000 (avx_lddqu<avxmodesuffix>): Likewise.
4001 (sse2_movntv2di): Change attr "type" to "ssemov".
4002 (sse2_movntsi): Likewise.
4003 (rsqrtv8sf2): Change attr "type" to "sseadd".
4004 (sse3_addsubv2df3): Set attr "atom_unit".
4005 (sse3_h<plusminus_insn>v4sf3): Likewise.
4006 (*sse2_pmaddwd): Likewise.
4007 (*vec_extractv2di_1_rex64): Likewise.
4008 (*vec_extractv2di_1_avx): Likewise.
4009 (sse2_psadbw): Likewise.
4010 (ssse3_phaddwv8hi3): Likewise.
4011 (ssse3_phaddwv4hi3): Likewise.
4012 (ssse3_phadddv4si3): Likewise.
4013 (ssse3_phadddv2si3): Likewise.
4014 (ssse3_phaddswv8hi3): Likewise.
4015 (ssse3_phaddswv4hi3): Likewise.
4016 (ssse3_phsubwv8hi3): Likewise.
4017 (ssse3_phsubwv4hi3): Likewise.
4018 (ssse3_phsubdv4si3): Likewise.
4019 (ssse3_phsubdv2si3): Likewise.
4020 (ssse3_phsubswv8hi3): Likewise.
4021 (ssse3_phsubswv4hi3): Likewise.
4022 (ssse3_pmaddubsw128): Likewise.
4023 (sse3_pmaddubsw: Likewise.
4024 (ssse3_palignrti): Likewise.
4025 (ssse3_palignrdi): Likewise.
4027 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4029 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4031 2009-04-06 Richard Guenther <rguenther@suse.de>
4033 PR tree-optimization/28868
4034 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4035 of which PHI results we inserted.
4036 (insert_into_preds_of_block): Record inserted PHIs.
4037 (eliminate): Eliminate redundant PHI nodes.
4038 (init_pre): Init inserted_phi_names.
4040 2009-04-06 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/39643
4043 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4044 IMAGPART_EXPRs of complex constants.
4045 (execute_fold_all_builtins): If we folded a call queue
4046 TODO_update_address_taken.
4048 2009-04-06 Jan Hubicka <jh@suse.cz>
4051 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4054 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4056 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4058 (ic_invalidate_array): Likewise.
4060 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4062 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4063 alignment for library calls.
4065 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4067 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4068 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4069 * config/i386/mingw-stdint.h: New file.
4071 2009-04-05 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/39648
4074 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4075 our &A vs. &A[0] IL deficiencies.
4077 2009-04-04 Jan Hubicka <jh@suse.cz>
4079 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4080 removed toplevel regions.
4081 (sjlj_mark_call_sites): Likewise.
4083 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4085 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4086 (cygwin tm clause use_gcc_stdint): Set to wrap.
4087 * config/i386/cygwin-stdint.h: New file.
4089 2009-04-04 Richard Guenther <rguenther@suse.de>
4091 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4092 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4093 single-argument PHIs if we are in loop-closed SSA form.
4094 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4095 for the pre-condition.
4096 (slpeel_tree_peel_loop_to_edge): Likewise.
4097 (vect_build_loop_niters): Take an optional sequence to append stmts.
4098 (vect_generate_tmps_on_preheader): Likewise.
4099 (vect_do_peeling_for_loop_bound): Take extra guards for the
4101 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4102 the cost model check.
4103 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4104 guards if we are going to peel. Do not apply versioning in that case.
4105 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4106 (vect_do_peeling_for_loop_bound): Likewise.
4107 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4108 loop bound only record extra pre-conditions, do not apply loop
4111 2009-04-04 Richard Guenther <rguenther@suse.de>
4113 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4116 2009-04-04 Jan Hubicka <jh@suse.cz>
4118 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4119 last_basic_block for size of bb->index indexed array.
4120 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4121 compute_out, link_btr_uses, build_btr_def_use_webs,
4122 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4124 2009-04-04 Jan Hubicka <jh@suse.cz>
4126 * except.c (remove_eh_handler_and_replace): Break out from ...
4127 (remove_eh_handler): ... here.
4128 (bring_to_root): New function.
4129 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4130 handled ones, bring others to root of tree.
4132 2009-04-04 Jan Hubicka <jh@suse.cz>
4134 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4135 (all_phis_safe_to_merge): New function.
4136 (update_info): New structure.
4137 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4138 (cleanup_empty_eh): Update SSA if possible.
4140 2009-04-04 Richard Guenther <rguenther@suse.de>
4142 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4143 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4144 (append_vuse): Likewise.
4146 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4148 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4149 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4150 instead of REG_UNSAVED for DW_CFA_undefined.
4151 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4152 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4155 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4158 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4159 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4160 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4162 2009-04-04 Richard Guenther <rguenther@suse.de>
4164 PR tree-optimization/8781
4165 PR tree-optimization/37892
4166 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4167 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4168 (valueize_refs): Call it for *& valueizations.
4169 (shared_reference_ops_from_ref): Rename to ...
4170 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4171 (shared_reference_ops_from_call): Rename to ...
4172 (valueize_shared_reference_ops_from_call): ... this and valueize.
4173 (vn_reference_lookup): Update.
4174 (visit_reference_op_call): Likewise.
4175 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4176 (eliminate): Value-replace the call address in call statements.
4178 2009-04-04 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/39636
4181 * tree-ssa-forwprop.c
4182 (forward_propagate_addr_into_variable_array_index): Check for
4183 GIMPLE_ASSIGN before accessing the rhs code.
4185 2009-04-03 Jason Merrill <jason@redhat.com>
4187 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4189 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4191 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4192 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4193 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4194 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4195 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4196 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4197 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4198 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4199 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4200 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4201 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4202 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4203 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4204 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4205 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4206 Use fr_reg_or_fp01_operand instead of fr_register_operand
4208 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4209 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4210 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4212 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4214 PR rtl-optimization/39607
4215 PR rtl-optimization/39631
4219 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4220 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4221 instead of DF_LR_OUT.
4222 * ira-lives.c (process_bb_node_lives): Ditto.
4223 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4224 instead of DF_LR_{OUT,IN}.
4225 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4226 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4228 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4230 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4231 (execute_lower_omp): Always run but take the short way out if -fopenmp
4233 (gate_lower_omp): Remove, forcing the pass manager to always run the
4234 pass and always set PROP_gimple_lomp.
4235 (pass_lower_omp): Remove gate function.
4236 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4237 PROP_trees. Instead, require it.
4238 * ipa-cp.c (pass_ipa_cp): Likewise.
4239 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4240 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4241 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4242 and PROP_gimple_leh.
4244 2009-04-03 Richard Guenther <rguenther@suse.de>
4247 PR tree-optimization/23940
4248 PR tree-optimization/33237
4251 PR tree-optimization/36201
4252 PR tree-optimization/36230
4253 PR tree-optimization/38049
4254 PR tree-optimization/38207
4255 PR tree-optimization/38230
4256 PR tree-optimization/38301
4257 PR tree-optimization/38585
4259 PR tree-optimization/38985
4260 PR tree-optimization/39299
4261 * tree-ssa-structalias.h: Remove.
4262 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4263 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4264 (struct vuse_element_d): Remove.
4265 (struct vuse_vec_d): Likewise.
4266 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4267 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4268 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4269 VUSE_ELEMENT_VAR): Likewise.
4270 (struct voptype_d): Likewise.
4271 (NUM_VOP_FREE_BUCKETS): Likewise.
4272 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4273 (struct stmt_operands_d): Remove.
4274 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4275 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4276 VDEF_NUM, VDEF_VECT): Likewise.
4277 (copy_virtual_operands): Remove.
4278 (operand_build_cmp): Likewise.
4279 (create_ssa_artificial_load_stmt): Likewise.
4280 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4281 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4282 vuse_index and mayuse_index members. Pack and move done and iter_type
4283 members to the front.
4284 (SSA_OP_VMAYUSE): Remove.
4285 (SSA_OP_VIRTUAL_USES): Adjust.
4286 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4287 (unlink_stmt_vdef): Declare.
4288 (add_to_addressable_set): Remove.
4289 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4290 (vrp_visit_stmt): Likewise.
4291 * doc/tree-ssa.texi (Alias analysis): Update.
4292 * doc/invoke.texi (max-aliased-vops): Remove docs.
4293 (avg-aliased-vops): Likewise.
4294 * tree-into-ssa.c (syms_to_rename): Remove.
4295 (need_to_update_vops_p): Likewise.
4296 (need_to_initialize_update_ssa_p): Rename to ...
4297 (update_ssa_initialized_fn): ... this. Track function we are
4299 (symbol_marked_for_renaming): Simplify.
4300 (add_new_name_mapping): Do not set need_to_update_vops_p.
4301 (dump_currdefs): Use SYMS_TO_RENAME.
4302 (rewrite_update_stmt): Always walk all uses/defs.
4303 (dump_update_ssa): Adjust.
4304 (init_update_ssa): Take function argument. Track what we are
4306 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4307 (create_new_def_for): Initialize for cfun, assert we are initialized
4309 (mark_sym_for_renaming): Simplify.
4310 (mark_set_for_renaming): Do not initialize update-ssa.
4311 (need_ssa_update_p): Simplify. Take function argument.
4312 (name_mappings_registered_p): Assert we ask for the correct function.
4313 (name_registered_for_update_p): Likewise.
4314 (ssa_names_to_replace): Likewise.
4315 (release_ssa_name_after_update_ssa): Likewise.
4316 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4317 (dump_decl_set): Do not print a newline.
4318 (debug_decl_set): Do it here.
4319 (dump_update_ssa): And here.
4320 * tree-ssa-loop-im.c (move_computations): Adjust.
4321 (movement_possibility): Likewise.
4322 (determine_max_movement): Likewise.
4323 (gather_mem_refs_stmt): Likewise.
4324 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4326 * tree-complex.c (update_all_vops): Remove.
4327 (expand_complex_move): Adjust.
4328 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4329 Simplify test for memory referencing statement. Exclude
4330 non-invariant ADDR_EXPRs.
4331 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4332 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4333 (rdg_flag_uses): Likewise.
4334 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4336 (tree_optimize_tail_calls_1): Also split the
4337 edge from the entry block if we have degenerate PHI nodes in
4338 the first basic block.
4339 * tree.c (init_ttree): Remove memory-tag related code.
4340 (tree_code_size): Likewise.
4341 (tree_node_structure): Likewise.
4342 (build7_stat): Re-write to be build6_stat.
4343 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4344 (SSA_VAR_P): Adjust.
4345 (struct tree_memory_tag): Remove.
4346 (struct tree_memory_partition_tag): Likewise.
4347 (union tree_node): Adjust.
4348 (build7): Re-write to be build6.
4349 * tree-pass.h (pass_reset_cc_flags): Remove.
4350 (TODO_update_address_taken): New flag.
4351 (pass_simple_dse): Remove.
4352 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4353 * params.h (MAX_ALIASED_VOPS): Remove.
4354 (AVG_ALIASED_VOPS): Likewise.
4355 * omp-low.c (expand_omp_taskreg): Update SSA form.
4356 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4357 aliases the lhs in a copy stmt.
4358 * tree-ssa-dse.c (struct address_walk_data): Remove.
4359 (memory_ssa_name_same): Likewise.
4360 (memory_address_same): Likewise.
4361 (get_kill_of_stmt_lhs): Likewise.
4362 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4363 unused stores. Look through PHI nodes into post-dominated regions.
4364 (dse_optimize_stmt): Simplify. Properly remove stores.
4365 (tree_ssa_dse): Compute dominators.
4366 (execute_simple_dse): Remove.
4367 (pass_simple_dse): Likewise.
4368 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4369 gimple_loaded_syms and gimple_stored_syms computation.
4370 * toplev.c (dump_memory_report): Dump alias and pta stats.
4371 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4372 (vn_reference_eq): Likewise.
4373 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4374 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4375 valueize_vuses): Remove.
4376 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4377 (get_def_ref_stmt_vuse): ... this.
4378 (vn_reference_lookup_2): New function.
4379 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4380 walking equivalent vuses. Simplify.
4381 (vn_reference_lookup): Likewise.
4382 (vn_reference_insert): Likewise.
4383 (vn_reference_insert_pieces): Likewise.
4384 (visit_reference_op_call): Simplify.
4385 (visit_reference_op_load): Likewise.
4386 (visit_reference_op_store): Likewise.
4387 (init_scc_vn): Remove shared_lookup_vuses initialization.
4388 (free_scc_vn): Remove shared_lookup_vuses freeing.
4389 (sort_vuses, sort_vuses_heap): Remove.
4390 (get_ref_from_reference_ops): Export.
4391 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4392 vector with single vuse pointer.
4393 (vn_reference_lookup_pieces, vn_reference_lookup,
4394 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4395 (shared_vuses_from_stmt): Remove.
4396 (get_ref_from_reference_ops): Declare.
4397 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4398 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4399 memory-tag related code.
4400 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4401 (likely_value): Add comment, skip static-chain of call statements.
4402 (surely_varying_stmt_p): Adjust.
4403 (gimplify_and_update_call_from_tree): Likewise.
4404 (execute_fold_all_builtins): Do not rebuild alias info.
4405 (gimplify_and_update_call_from_tree): Properly update VOPs.
4406 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4407 (copy_ref_info): Remove memory-tag related code.
4408 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4409 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4410 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4412 * tree-ssa-dom.c (gimple_p): Remove typedef.
4413 (eliminate_redundant_computations): Adjust.
4414 (record_equivalences_from_stmt): Likewise.
4415 (avail_expr_hash): Likewise.
4416 (avail_expr_eq): Likewise.
4417 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4418 (stmt_makes_single_load): Likewise.
4419 (stmt_makes_single_store): Likewise.
4420 * tree-ssa-alias.c: Rewrite completely.
4421 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4422 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4423 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4424 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4425 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4426 Remove public functions.
4427 (pass_reset_cc_flags): Remove.
4428 (pass_build_alias): Move ...
4429 * tree-ssa-structalias.c (pass_build_alias): ... here.
4430 * tree-ssa-alias.c (may_be_aliased): Move ...
4431 * tree-flow-inline.h (may_be_aliased): ... here.
4432 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4433 count_uses_and_derefs): Move ...
4434 * gimple.c: ... here.
4435 * gimple.h (count_uses_and_derefs): Declare.
4436 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4437 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4438 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4439 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4440 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4441 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4442 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4444 * tree-dfa.c (refs_may_alias_p): Move ...
4445 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4446 * tree-ssa-alias.h: New file.
4447 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4448 (statement_sink_location): Likewise.
4449 * opts.c (decode_options): Do not adjust max-aliased-vops or
4450 avg-aliased-vops values.
4451 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4452 (TV_CALL_CLOBBER): Likewise.
4453 (TV_FLOW_SENSITIVE): Likewise.
4454 (TV_FLOW_INSENSITIVE): Likewise.
4455 (TV_MEMORY_PARTITIONING): Likewise.
4456 (TV_ALIAS_STMT_WALK): New timevar.
4457 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4458 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4459 (get_address_description): Remove memory-tag related code.
4460 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4461 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4462 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4463 and immediate uses in statements. Document.
4464 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4465 (dump_symbols): Remove.
4466 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4467 * alias.c (get_deref_alias_set): New function split out from ...
4468 (get_alias_set): ... here.
4469 * alias.h (get_deref_alias_set): Declare.
4470 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4471 type parameter. Remove restrict pointer handling. Create a
4472 ref-all pointer in case type-based alias sets do not conflict.
4473 (vect_analyze_data_refs): Remove SMT related code.
4474 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4475 (vectorizable_load): Likewise.
4476 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4477 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4478 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4479 Ignore vops and SMTs.
4480 (dr_analyze_alias): Likewise..
4481 (free_data_ref): Likewise.
4482 (create_data_ref): Likewise.
4483 (analyze_all_data_dependences): Likewise.
4484 (get_references_in_stmt): Adjust.
4485 * tree-flow-inline.h (gimple_aliases_computed_p,
4486 gimple_addressable_vars, gimple_call_clobbered_vars,
4487 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4488 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4489 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4490 gimple_mem_ref_stats): Remove.
4491 (gimple_vop): New function.
4492 (op_iter_next_use): Remove vuses and mayuses cases.
4493 (op_iter_next_def): Remove vdefs case.
4494 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4495 (clear_and_done_ssa_iter): Do not set removed fields.
4496 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4497 Assert we are not iterating over vuses or vdefs if not also
4498 iterating over uses or defs.
4499 (op_iter_init_use): Likewise.
4500 (op_iter_init_def): Likewise.
4501 (op_iter_next_vdef): Remove.
4502 (op_iter_next_mustdef): Likewise.
4503 (op_iter_init_vdef): Likewise.
4504 (compare_ssa_operands_equal): Likewise.
4505 (link_use_stmts_after): Handle vuse operand.
4506 (is_call_used): Use is_call_clobbered.
4507 (is_call_clobbered): Global variables are always call clobbered,
4508 query the call-clobbers bitmap.
4509 (mark_call_clobbered): Ignore global variables.
4510 (clear_call_clobbered): Likewise.
4511 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4512 virtual operands sanity check.
4513 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4515 (TARGET_MEM_REF): Remove TMR_TAG operand.
4516 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4517 Remove call-clobber related code.
4518 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4519 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4520 partitions or escape reason.
4521 (get_single_def_stmt, get_single_def_stmt_from_phi,
4522 get_single_def_stmt_with_phi): Remove.
4523 (dump_referenced_vars): Tidy.
4524 (get_ref_base_and_extent): Allow bare decls.
4525 (collect_dfa_stats): Adjust.
4526 * graphite.c (rename_variables_in_stmt): Adjust.
4527 (graphite_copy_stmts_from_block): Likewise.
4528 (translate_clast): Likewise.
4529 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4531 (translate_vuse_through_block): Use the oracle.
4532 (phi_translate_1): Adjust.
4533 (value_dies_in_block_x): Use the oracle. Cache the outcome
4535 (valid_in_sets): Check if the VUSE for
4536 a REFERENCE is available.
4537 (eliminate): Do not remove stmts during elimination,
4538 instead queue and remove them afterwards.
4539 (do_pre): Do not rebuild alias info.
4540 (pass_pre): Run TODO_rebuild_alias before PRE.
4541 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4542 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4543 (mark_all_v_defs_stmt): Remove.
4544 (mark_all_v_defs_seq): Adjust.
4545 (sra_replace): Likewise.
4546 (scalarize_use): Likewise.
4547 (scalarize_copy): Likewise.
4548 (scalarize_init): Likewise.
4549 (scalarize_ldst): Likewise.
4550 (todoflags): Remove.
4551 (tree_sra): Do not rebuild alias info.
4552 (tree_sra_early): Adjust.
4553 (pass_sra): Run TODO_update_address_taken before SRA.
4554 * tree-predcom.c (set_alias_info): Remove.
4555 (prepare_initializers_chain): Do not call it.
4556 (mark_virtual_ops_for_renaming): Adjust.
4557 (mark_virtual_ops_for_renaming_list): Remove.
4558 (initialize_root_vars): Adjust.
4559 (initialize_root_vars_lm): Likewise.
4560 (prepare_initializers_chain): Likewise.
4561 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4562 (may_propagate_copy_into_stmt): Likewise.
4563 (merge_alias_info): Do nothing for now.
4564 (propagate_tree_value_into_stmt): Adjust.
4565 (stmt_may_generate_copy): Likewise.
4566 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4567 not mark symbols for renaming.
4568 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4569 with the same statement, make sure to update the new pointed-to one.
4570 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4571 call statements, do not mark symbols for renaming.
4572 (mark_operand_necessary): Dump something.
4573 (ref_may_be_aliased): New function.
4574 (mark_aliased_reaching_defs_necessary_1): New helper function.
4575 (mark_aliased_reaching_defs_necessary): Likewise.
4576 (mark_all_reaching_defs_necessary_1): Likewise.
4577 (mark_all_reaching_defs_necessary): Likewise.
4578 (propagate_necessity): Do not process virtual PHIs. For
4579 non-aliased loads mark all reaching definitions as necessary.
4580 For aliased loads and stores mark the immediate dominating
4581 aliased clobbers as necessary.
4582 (visited): New global static.
4583 (perform_tree_ssa_dce): Free visited bitmap after propagating
4585 (remove_dead_phis): Perform simple dead virtual PHI removal.
4586 (remove_dead_stmt): Properly unlink virtual operands when
4588 (eliminate_unnecessary_stmts): Schedule PHI removal after
4590 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4591 (process_replaceable): Likewise.
4592 (find_replaceable_in_bb): Likewise.
4593 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4594 based on the single gimple vop.
4595 (verify_flow_insensitive_alias_info): Remove.
4596 (verify_flow_sensitive_alias_info): Likewise.
4597 (verify_call_clobbering): Likewise.
4598 (verify_memory_partitions): Likewise.
4599 (verify_alias_info): Likewise.
4600 (verify_ssa): Adjust..
4601 (execute_update_addresses_taken): Export. Update SSA
4602 manually. Optimize only when optimizing. Use a local bitmap.
4603 (pass_update_address_taken): Remove TODO_update_ssa, add
4605 (pass_update_address_taken): Just use TODO_update_address_taken.
4606 (init_tree_ssa): Do not initialize addressable_vars.
4607 (verify_ssa): Verify new VUSE / VDEF properties.
4608 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4609 Do not call verify_alias_info.
4610 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4611 Do not free the loaded and stored syms bitmaps. Reset the escaped
4612 and callused solutions. Do not free addressable_vars.
4613 Remove memory-tag related code.
4614 (warn_uninitialized_var): Aliases are always available.
4615 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4616 * lambda-code.c (can_put_in_inner_loop): Adjust.
4617 (can_put_after_inner_loop): Likewise.
4618 (perfect_nestify): Likewise.
4619 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4620 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4621 (vectorizable_conversion): Do not mark symbols for renaming.
4622 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4623 (expand_call_inline): Unlink the calls virtual operands before
4625 (tree_function_versioning): Do not call update_ssa if we are not
4626 updating clones. Simplify.
4627 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4628 (propagate_with_phi): Likewise..
4629 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4630 clobber code. Assert we are not aliased or global.
4631 * tree-flow.h: Include tree-ssa-alias.h
4632 (enum escape_type): Remove.
4633 (struct mem_sym_stats_d): Likewise.
4634 (struct mem_ref_stats_d): Likewise.
4635 (struct gimple_df): Add vop member. Remove global_var,
4636 call_clobbered_vars, call_used_vars, addressable_vars,
4637 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4638 escaped and callused members.
4639 (struct ptr_info_def): Remove all members, add points-to solution
4641 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4642 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4643 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4644 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4645 (tree-ssa-alias.o): Likewise.
4646 (toplev.o): Add tree-ssa-alias.h
4647 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4648 * gimple.c (gimple_set_bb): Fix off-by-one error.
4649 (is_gimple_reg): Do not handle memory tags.
4650 (gimple_copy): Also copy virtual operands.
4651 Delay updating the statement. Do not reset loaded and stored syms.
4652 (gimple_set_stored_syms): Remove.
4653 (gimple_set_loaded_syms): Likewise.
4654 (gimple_call_copy_skip_args): Copy the virtual operands
4655 and mark the new statement modified.
4656 * tree-ssa-structalias.c (may_alias_p): Remove.
4657 (set_uids_in_ptset): Take the alias set to prune with as
4658 parameter. Fold in the alias test of may_alias_p.
4659 (compute_points_to_sets): Compute whether a ptr is dereferenced
4661 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4662 other ADDRESSOF constraints on the lhs.
4663 (get_constraint_for_component_ref): Assert that we don't get
4664 ADDRESSOF constraints from the base of the reference.
4665 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4666 (struct variable_info): Remove collapsed_to member.
4667 (get_varinfo_fc): Remove.
4668 (new_var_info): Do not set collapsed_to.
4669 (dump_constraint): Do not follow cycles.
4670 (dump_constraint_graph): Likewise.
4671 (build_pred_graph): Likewise.
4672 (build_succ_graph): Likewise.
4673 (rewrite_constraints): Likewise.
4674 (do_simple_structure_copy): Remove.
4675 (do_rhs_deref_structure_copy): Remove.
4676 (do_lhs_deref_structure_copy): Remove.
4677 (collapse_rest_of_var): Remove.
4678 (do_structure_copy): Re-implement.
4679 (pta_stats): New global variable.
4680 (dump_pta_stats): New function.
4681 (struct constraint_expr): Make offset signed.
4682 (UNKNOWN_OFFSET): Define special value.
4683 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4684 (solution_set_expand): New helper function split out from ...
4685 (do_sd_constraint): ... here.
4686 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4687 (do_ds_constraint): Likewise.
4688 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4689 and CALLUSED = *CALLUSED.
4690 (set_union_with_increment): Make inc argument signed.
4691 (type_safe): Remove.
4692 (get_constraint_for_ptr_offset): Handle unknown and negative
4694 (first_vi_for_offset): Handle offsets before start. Bail
4695 out early for offsets beyond the variable extent.
4696 (first_or_preceding_vi_for_offset): New function.
4697 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4698 Together with ESCAPED = *ESCAPED this properly computes reachability.
4699 (find_what_var_points_to): New function.
4700 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4701 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4702 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4703 pt_solutions_intersect): New functions.
4704 (compute_call_used_vars): Remove.
4705 (compute_may_aliases): New main entry into PTA computation.
4706 * gimple.h (gimple_p): New typedef.
4707 (struct gimple_statement_base): Remove references_memory_p.
4708 (struct gimple_statement_with_memory_ops_base): Remove
4709 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4711 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4712 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4713 gimple_set_references_memory): Remove.
4714 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4715 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4717 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4718 (verify_expr): Allow RESULT_DECL.
4719 (gimple_duplicate_bb): Do not copy virtual operands.
4720 (gimple_duplicate_sese_region): Adjust.
4721 (gimple_duplicate_sese_tail): Likewise.
4722 (mark_virtual_ops_in_region): Remove.
4723 (move_sese_region_to_fn): Do not call it.
4724 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4725 and pass_simple_dse.
4726 (execute_function_todo): Handle TODO_update_address_taken,
4727 call execute_update_addresses_taken for TODO_rebuild_alias.
4728 (execute_todo): Adjust.
4729 (execute_one_pass): Init dump files early.
4730 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4732 (create_general_new_stmt): Clear vops.
4733 * tree-ssa-reassoc.c (get_rank): Adjust.
4734 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4735 symbols for renaming.
4736 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4737 (PARAM_AVG_ALIASED_VOPS): Likewise.
4738 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4739 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4740 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4741 (operand_build_cmp, copy_virtual_operands,
4742 create_ssa_artificial_load_stmt, add_to_addressable_set,
4743 gimple_add_to_addresses_taken): Remove public functions.
4744 (unlink_stmt_vdef): New function.
4746 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4748 * config.gcc (powerpc-*-linux*): Merge variants.
4750 2009-04-02 Chao-ying Fu <fu@mips.com>
4751 James Grosbach <james.grosbach@microchip.com>
4753 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4754 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4756 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4757 keep_interrupts_masked_p, use_debug_exception_return_p.
4758 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4759 keep_interrupts_masked, use_debug_exception_return.
4760 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4761 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4763 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4764 (mips_print_operand): Process COP0 registers to print $0 .. $31
4765 correctly for GAS to process.
4766 (mips_interrupt_extra_call_saved_reg_p): New function.
4767 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4769 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4770 (mips_compute_frame_info): Add supports for interrupt context that
4771 includes doubleword accumulators and COP0 registers.
4772 (mips_for_each_saved_acc): New function.
4773 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4774 mips_for_each_saved_reg.
4775 (mips_save_reg): Save accumulators.
4776 (mips_kernel_reg_p): A new for_each_rtx callback.
4777 (mips_expand_prologue): Support interrupt handlers.
4778 (mips_restore_reg): Restore accumulators.
4779 (mips_expand_epilogue): Support interrupt handlers.
4780 (mips_can_use_return_insn): Return false for interrupt handlers.
4781 (mips_epilogue_uses): New function.
4782 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4783 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4784 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4785 cop0_move): New instructions.
4786 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4787 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4789 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4791 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4792 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4793 interrupt handlers, we use K0 as the temporary register.
4794 (EPILOGUE_USES): Change to a function call.
4795 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4796 handlers, we use K0 as the temporary register.
4798 * doc/extend.texi (Function Attributes): Document interrupt,
4799 use_shadow_register_set, keep_interrupts_masked,
4800 use_debug_exception_return for MIPS attributes.
4802 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4804 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4805 Remove a number of t-files from tmake_file.
4806 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4807 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4808 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4809 target_prototype, not TARGET_PROTOTYPE.
4810 (LINK_OS_GNU_SPEC): Define.
4811 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4812 and darwin-ldoubdle.c.
4814 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4817 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4818 (cpp_options): Ditto.
4819 (default_compilers): Ditto.
4820 (display_help): Ditto.
4821 (process_command): Ditto.
4823 (set_input): Use lbasename instead of duplicate code.
4824 (save_temps_prefix): New static for -save-temps=obj.
4825 (save_temps_length): Ditto.
4827 * doc/invoke.texi (-save-temps=obj): Document new variant to
4830 2009-04-02 Jeff Law <law@redhat.com>
4832 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4835 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4837 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4838 * configure: Regenerated.
4840 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4842 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4843 share the argument list.
4845 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4849 2009-02-12 Diego Novillo <dnovillo@google.com>
4851 * varpool.c (debug_varpool): New.
4852 * cgraph.h (debug_varpool): Declare.
4854 2009-04-02 Jan Hubicka <jh@suse.cz>
4856 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4859 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4861 * config/i386/i386.c (ix86_abi): Move initialization to ...
4862 (override_options): Here.
4864 2009-04-02 Christian Bruel <christian.bruel@st.com>
4866 * config/sh/sh.c (sh_dwarf_register_span): New function.
4867 (TARGET_DWARF_REGISTER_SPAN): Define.
4868 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4870 2009-04-02 Ira Rosen <irar@il.ibm.com>
4872 PR tree-optimization/39595
4873 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4874 interleaved loads group is not greater than the SLP group size.
4876 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4878 * builtins.c (is_builtin_name): New.
4879 (called_as_built_in): Use is_builtin_name.
4880 * tree.h (is_builtin_name): New.
4881 * varasm.c (incorporeal_function_p): Use is_builtin_name
4883 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4885 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4887 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4890 * c-decl.c (clone_underlying_type): Move this ...
4891 * c-common.c (set_underlying_type): ... here.
4892 Also, make sure the function properly sets TYPE_STUB_DECL() on
4893 the newly created typedef variant type.
4894 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4895 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4898 2009-04-02 Richard Guenther <rguenther@suse.de>
4900 PR tree-optimization/37221
4901 * tree-flow.h (degenerate_phi_result): Declare.
4902 * tree-ssa-dom.c (degenerate_phi_result): Export.
4903 * tree-scalar-evolution.c (analyze_initial_condition): If
4904 the initial condition is defined by a degenerate PHI node
4905 use the degenerate value.
4907 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4909 PR rtl-optimization/39588
4910 * combine.c (merge_outer_ops): Do not set the constant when this
4912 (simplify_shift_const_1): Do not modify it either in this case.
4914 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4916 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4917 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4919 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4922 * c-lex.c (interpret_float): Default (no suffix) is double.
4924 2009-04-1 Xinliang David Li <davidxl@google.com>
4926 * config/i386/i386.c (legitimate_constant_p): Recognize
4927 all one vector constant.
4929 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4931 * config/vax/vax.c: Add #includes to silence warnings.
4932 Change #include order to silence two warnings.
4934 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4936 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4937 (ASM_SPEC): Pass -k to the assembler for PIC code.
4939 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4941 * config.gcc: Add vax-*-linux* to the switch.
4942 * config/vax/linux.h: New file. (TARGET_VERSION,
4943 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4945 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4947 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4948 Use predicate macros instead of GET_CODE() == foo.
4949 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4950 ashlsi3, rotrsi3, <unnamed>): Likewise.
4952 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4954 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4955 jbbccihi, jbbccisi): Remova trailing whitespace.
4956 * config/vax/constraints.md: Likewise.
4957 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4958 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4959 * config/vax/predicates.md: Likewise.
4960 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4961 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4962 * config/vax/vax.h: Likewise.
4963 * config/vax/vax.md (nonlocal_goto): Likewise.
4965 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4967 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4968 (indirectable_address_p, adjacent_operands_p): Add spaces around
4970 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4972 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4974 * config/vax/vax.c (legitimate_constant_address_p,
4975 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4976 index_term_p, reg_plus_index_p, legitimate_address_p,
4977 vax_mode_dependent_address_p): Update comments to match functions
4978 modified by the recent int->bool conversion.
4980 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4982 * config/vax/builtins.md: Update copyright message.
4983 * config/vax/constraints.md: Likewise.
4984 * config/vax/netbsd-elf.h: Likewise.
4985 * config/vax/predicates.md: Likewise.
4986 * config/vax/vax-protos.h: Likewise.
4987 * config/vax/vax.c: Likewise.
4988 * config/vax/vax.h: Likewise.
4989 * config/vax/vax.md: Likewise.
4990 * config/vax/vax.opt: Likewise.
4992 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4994 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4995 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4996 * config/vax/constraints.md (B, R): Likewise.
4997 * config/vax/predicates.md (external_memory_operand,
4998 nonimmediate_addsub_di_operand): Likewise.
4999 * config/vax/vax.c (vax_output_int_add): Likewise.
5000 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5001 untyped_call): Likewise.
5003 2009-04-01 Matt Thomas <matt@3am-software.com>
5005 * config/vax/predicates.md: New file.
5006 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5007 external_const_operand, nonsymbolic_operand, external_memory_operand,
5008 indirect_memory_operand, indexed_memory_operand,
5009 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5010 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5012 * config/vax/constraints.md: New file.
5013 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5015 * config/vax/builtins.md: New file.
5016 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5017 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5019 * config/vax/vax.opt (mqmath): Add option.
5020 * config/vax/vax.md (isfx): Extend with DI.
5021 (VAXintQH, VAXintQHSD): Define.
5022 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5023 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5024 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5025 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5026 (movdi): Update constraints and use vax_output_int_move().
5027 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5028 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5029 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5030 nonlocal_goto): New.
5031 (mov<mode>): Extend accepted operand types.
5032 (subdi3_old): Rename from subdi3, change update constraints and use
5033 a new implementation.
5034 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5035 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5036 MOVE_RATIO, CLEAR_RATIO): Define.
5037 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5038 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5039 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5040 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5041 (split_quadword_operands): Make static and really allow variable
5043 (print_operand_address): Update for PIC generation.
5044 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5045 indexable_address_p, fixup_mathdi_operand,
5046 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5047 (vax_float_literal, legitimate_constant_p,
5048 indirectable_constant_address_p, index_term_p,
5049 reg_plus_index_p): Return bool instead of int.
5050 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5052 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5054 (vax_output_conditional_branch): Indent.
5055 (legitimate_constant_address_p, indirectable_constant_address_p,
5056 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5057 vax_mode_dependent_address_p): Return bool instead of int, update for
5059 * config/vax/vax-protos.h (legitimate_constant_address_p,
5060 legitimate_constant_p, legitimate_address_p,
5061 vax_mode_dependent_address_p): Change declaration to bool.
5062 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5063 vax_expand_addsub_di_operands, vax_output_int_subtract,
5064 vax_output_movmemsi): Declare.
5065 (split_quadword_operands, vax_float_literal): Delete declaration.
5066 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5067 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5068 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5069 ASM_OUTPUT_DWARF_PCREL): Define.
5070 (ASM_SPEC): Change definition to allow PIC generation.
5072 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5074 * doc/sourcebuild.texi: Update front-end requirements.
5076 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5079 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5080 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5081 (booldi3_internal3): Use boolean_or_operator instead of
5084 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5087 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5088 declarator whose size is not an integer constant expression but
5089 folds to an integer constant, then treat it as a constant
5092 2009-04-01 Richard Guenther <rguenther@suse.de>
5094 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5095 i * 4 + 2 to (i * 2 + 1) * 2.
5097 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5100 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5101 return if c_parser_asm_string_literal returned NULL.
5103 2009-04-01 Nick Clifton <nickc@redhat.com>
5105 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5107 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5108 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5109 other typedefs to avoid conflicts with libgcc2.c. Define labels
5110 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5112 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5113 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5116 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5118 * varasm.c (default_function_rodata_section): Declare DOT as
5121 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5122 Andrey Galkin <agalkin@hypercom.com>
5125 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5126 Make object_name unique for each process.
5128 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5131 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5132 addressable variables in the parallel that could go out of scope while
5133 running queued tasks.
5135 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5137 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5138 (CASE_VALUES_THRESHOLD): Redefine.
5139 * config/avr/avr.c (avr_override_options): Remove initialization of
5140 avr_case_values_threshold variable.
5141 (avr_case_values_threshold): Remove variable. Add new function.
5142 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5143 * config/avr/avr.opt (mno-tablejump): Remove option.
5144 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5146 2009-04-01 DJ Delorie <dj@redhat.com>
5148 * varasm.c (default_function_rodata_section): Don't assume
5149 anything about where the first '.' in the section name is.
5151 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5153 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5154 rs6000_emit_stack_tie.
5156 2009-03-31 Ian Lance Taylor <iant@google.com>
5158 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5159 gimple_code with GIMPLE_RESX, not RESX.
5161 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5163 * c-common.c (c_get_ident): New.
5164 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5166 2009-04-01 Ben Elliston <bje@au.ibm.com>
5168 * config/rs6000/sysv4.opt (msdata): Improve option description.
5170 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5172 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5173 (divdf3_internal_lat): Remove.
5174 (divxf3_internal_lat): Remove.
5175 (divxf3_internal_thr): Remove.
5176 (divxf): Use divxf3_internal.
5177 * config/ia64/div.md (divsf3_internal_lat): New.
5178 (divdf3_internal_lat): New.
5179 (divxf3_internal): New.
5181 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5184 * Makefile.in (USE_GCC_STDINT): Define.
5185 (stmp-int-hdrs): Install stdint.h if applicable.
5186 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5188 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5189 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5190 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5191 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5192 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5193 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5194 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5195 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5196 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5197 (c_common_nodes_and_builtins): Initialize
5198 underlying_wchar_type_node. Do not initialize
5199 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5200 nodes for new types.
5201 (c_stddef_cpp_builtins): Define macros for new types.
5202 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5204 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5205 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5206 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5207 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5208 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5209 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5210 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5211 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5212 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5213 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5214 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5215 int16_type_node, int32_type_node, int64_type_node,
5216 uint8_type_node, uint16_type_node, c_uint32_type_node,
5217 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5218 int_least32_type_node, int_least64_type_node,
5219 uint_least8_type_node, uint_least16_type_node,
5220 uint_least32_type_node, uint_least64_type_node,
5221 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5222 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5223 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5224 uintptr_type_node): Define.
5225 * c-cppbuiltin.c (builtin_define_constants,
5226 builtin_define_type_minmax): New.
5227 (builtin_define_stdint_macros): Define more macros.
5228 (c_cpp_builtins): Define more limit macros.
5230 (builtin_define_type_max): Define in terms of
5231 builtin_define_type_minmax. Remove is_long parameter. All
5233 * config.gcc (use_gcc_stdint): Define.
5234 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5235 Add newlib-stdint.h for generic targets.
5236 * config/glibc-stdint.h, config/newlib-stdint.h,
5237 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5238 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5239 * config/score/score.h (UINTPTR_TYPE): Define.
5240 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5241 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5242 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5243 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5244 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5245 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5246 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5247 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5248 * config/spu/spu.h (STDINT_LONG32): Define.
5249 * configure.ac (use_gcc_stdint): Substitute.
5250 * configure: Regenerate.
5251 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5252 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5253 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5254 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5255 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5256 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5257 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5258 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5259 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5260 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5261 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5262 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5263 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5264 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5265 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5266 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5267 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5268 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5269 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5270 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5271 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5272 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5273 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5274 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5275 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5276 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5277 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5278 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5279 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5281 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5283 * loop-iv.c (suitable_set_for_replacement): Renamed from
5284 simplify_using_assignment; changed to return bool and to accept new
5285 args DEST and SRC. Return true iff we find a source/destination pair
5286 that can be used to make a replacement, and fill SRC and DEST if so.
5287 Remove arg ALTERED. Don't deal with altered regs here. All callers
5289 (simplify_using_initial_values): Deal with altered regs here and track
5290 more precisely the effect they have on the validity of our expression.
5292 * loop-iv.c (simplify_using_condition): A condition of the form
5293 (EQ REG CONST) can be used to simply make a substitution.
5294 (simplify_using_initial_values): Keep track of conditions we have seen
5295 and keep using them to simplify new expressions, while applying the
5296 same substitutions to them as to the expression.
5298 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5299 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5302 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5303 changed. Use this when trying to improve the upper bound.
5304 Generate the comparison by using simplify_gen_relational.
5306 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5308 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5310 (simplify_using_assignment, simplify_using_initial_values): Call
5311 replace_in_expr to make replacements. Call replace_single_def_regs
5312 once on the initial version of the expression.
5314 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5317 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5319 2009-03-31 Richard Guenther <rguenther@suse.de>
5322 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5323 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5325 2009-03-31 Richard Guenther <rguenther@suse.de>
5327 * tree.h (div_if_zero_remainder): Declare.
5328 * fold-const.c (div_if_zero_remainder): Export.
5329 * tree-ssa-forwprop.c
5330 (forward_propagate_addr_into_variable_array_index): Handle
5331 constant array index addition outside of the variable index.
5333 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5336 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5337 define_splits, floatunssi<mode>2): Require x87 conversions from
5338 DImode to be permitted.
5340 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5342 PR preprocessor/15638
5343 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5345 2009-03-31 Richard Guenther <rguenther@suse.de>
5349 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5350 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5351 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5352 a separate statement.
5353 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5354 (lookup_tmp_var): Likewise.
5355 (is_gimple_formal_tmp_or_call_rhs): Remove.
5356 (is_gimple_reg_or_call_rhs): Rename to ...
5357 (is_gimple_reg_rhs_or_call): ... this.
5358 (is_gimple_mem_or_call_rhs): Rename to ...
5359 (is_gimple_mem_rhs_or_call): ... this.
5360 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5361 DECL_GIMPLE_REG_P only if is_formal is true.
5362 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5363 for non-proper post-modify expression gimplification.
5364 (gimplify_self_mod_expr): For post-modify expressions gimplify
5365 the lvalue to a minimal lvalue.
5366 (rhs_predicate_for): Remove formal temp case.
5367 (gimplify_modify_expr_rhs): Likewise.
5368 (gimplify_addr_expr): Use is_gimple_reg.
5369 (gimplify_expr): Remove formal temp cases.
5370 (gimple_regimplify_operands): Likewise.
5371 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5372 and FILTER_EXPR like constants.
5373 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5375 (is_gimple_formal_tmp_rhs): Remove.
5376 (is_gimple_reg_rhs): Remove special casing.
5377 (is_gimple_mem_rhs): Fix.
5378 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5379 (is_gimple_formal_tmp_var): Remove.
5380 (is_gimple_formal_tmp_reg): Likewise.
5381 (is_gimple_min_lval): Allow invariant component ref parts.
5382 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5383 is_gimple_formal_tmp_reg): Remove declarations.
5384 * tree-cfg.c (verify_expr): Verify that variables with address
5385 taken do not have DECL_GIMPLE_REG_P set.
5386 * tree-mudflap.c (mf_build_check_statement_for): Use
5387 force_gimple_operand instead of gimplify_expr.
5389 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5391 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5392 schedulable rows to compute_split_row.
5394 2009-03-31 Ben Elliston <bje@au.ibm.com>
5397 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5400 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5402 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5403 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5404 * configure: Regenerate.
5405 * config.in: Regenerate.
5406 * config/rs6000/rs6000.opt (mtls-markers): Add.
5407 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5408 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5409 (tls_ld_aix, tls_ld_sysv): Likewise.
5410 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5411 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5413 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5415 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5417 2009-03-30 Jan Hubicka <jh@suse.cz>
5419 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5421 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5422 detection and label handling.
5424 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5426 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5427 left_conflicts_size.
5428 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5429 ALLOCNO_LEFT_CONFLICTS_SIZE.
5431 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5432 remove_allocno_from_bucket_and_push,
5433 allocno_spill_priority_compare, push_allocnos_to_stack,
5434 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5435 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5436 (setup_allocno_left_conflicts_num): Ditto. Rename to
5437 setup_allocno_left_conflicts_size.
5438 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5439 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5440 setup_allocno_left_conflicts_size instead of
5441 setup_allocno_left_conflicts_num.
5443 * ira-build.c (ira_create_allocno): Use
5444 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5445 ALLOCNO_LEFT_CONFLICTS_NUM.
5447 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5449 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5450 instead of DF_LR_OUT.
5452 * ira-lives.c (process_bb_node_lives): Ditto.
5454 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5455 instead of DF_LR_{OUT,IN}.
5457 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5459 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5461 2009-03-30 Jan Hubicka <jh@suse.cz>
5463 * except.c (label_to_region_map): Fix thinko.
5465 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5468 * tree.h (tree_find_value): New declaration.
5469 * tree.c (tree_find_value): New function.
5470 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5472 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5475 * c-decl.c (struct c_binding): Add locus field.
5476 (bind): Add locus argument, set locus field from it.
5477 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5478 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5479 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5480 implicitly_declare, undeclared_variable, lookup_label,
5481 declare_label, c_make_fname_decl, c_builtin_function,
5482 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5485 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5488 * config/i386/i386.c (classify_argument): Check total size of
5491 2009-03-30 Martin Jambor <mjambor@suse.cz>
5493 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5494 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5495 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5498 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5499 seen_variable_array_ref while also traversing a union.
5501 * tree-inline.c (optimize_inline_calls): Do not call
5502 cgraph_node_remove_callees.
5503 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5504 (pass_remove_cgraph_callee_edges): New variable.
5505 * passes.c (init_optimization_passes): Add
5506 pass_remove_cgraph_callee_edges after early inlining and before all
5507 late intraprocedural passes.
5509 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5511 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5513 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5516 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5518 * combine.c (simplify_comparison): Use have_insn_for.
5519 * dojump.c (do_jump): Likewise.
5521 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5523 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5524 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5525 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5526 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5527 instead of sparc_compare_emitted.
5528 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5529 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5530 instead of sparc_compare_emitted.
5532 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5534 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5535 enter/exit cfglayout mode.
5536 (pass_partition_block): Require it.
5537 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5538 (combine_instructions): Track basic blocks instead of labels.
5539 (update_cfg_for_uncondjump): New.
5540 (try_combine): Use it. Update jumps after rescanning.
5541 (pass_combine): Require PROP_cfglayout.
5542 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5544 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5546 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5547 Provide/destroy PROP_cfglayout respectively.
5548 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5549 * tree-pass.h (PROP_cfglayout): New.
5551 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5553 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5554 fold_convert_const_fixed_from_fixed,
5555 fold_convert_const_fixed_from_int,
5556 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5557 set TREE_CONSTANT_OVERFLOW.
5558 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5559 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5561 2009-03-30 Ira Rosen <irar@il.ibm.com>
5563 * tree-vect-loop-manip.c: New file.
5564 * tree-vectorizer.c: Update documentation and included files.
5565 (vect_loop_location): Make extern.
5566 (rename_use_op): Move to tree-vect-loop-manip.c
5567 (rename_variables_in_bb, rename_variables_in_loop,
5568 slpeel_update_phis_for_duplicate_loop,
5569 slpeel_update_phi_nodes_for_guard1,
5570 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5571 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5572 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5573 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5574 find_loop_location): Likewise.
5575 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5576 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5577 get_vectype_for_scalar_type, vect_is_simple_use,
5578 supportable_widening_operation, supportable_narrowing_operation):
5580 (bb_in_loop_p): Move to tree-vect-loop.c.
5581 (new_loop_vec_info, destroy_loop_vec_info,
5582 reduction_code_for_scalar_code, report_vect_op,
5583 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5584 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5585 (vect_supportable_dr_alignment): Likewise.
5586 * tree-vectorizer.h (tree-data-ref.h): Include.
5587 (vect_loop_location): Declare.
5588 Reorganize function declarations according to the new file structure.
5589 * tree-vect-loop.c: New file.
5590 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5591 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5592 * tree-vect-data-refs.c: New file.
5593 * tree-vect-patterns.c (timevar.h): Don't include.
5594 * tree-vect-stmts.c: New file.
5595 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5596 tree-vect-slp.c, tree-vect-loop.c.
5597 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5598 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5599 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5600 (tree-vect-analyze.o): Remove.
5601 (tree-vect-transform.o): Likewise.
5602 (tree-vect-data-refs.o): Add rule.
5603 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5604 tree-vect-slp.o): Likewise.
5605 (tree-vect-patterns.o): Remove redundant dependencies.
5606 (tree-vectorizer.o): Likewise.
5607 * tree-vect-slp.c: New file.
5609 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5611 * optc-gen.awk: Warn if an option flag has multiple different
5614 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5616 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5617 -floop-block): Document dependences on PPL, CLooG and Graphite.
5619 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5621 PR rtl-optimization/323
5622 * c-common.c (c_fully_fold, convert_and_check,
5623 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5624 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5625 * c-common.def (EXCESS_PRECISION_EXPR): New.
5626 * c-cppbuiltin.c (builtin_define_float_constants): Define
5627 constants with enough digits for long double.
5628 * c-lex.c (interpret_float): Interpret constant with excess
5629 precision where appropriate.
5630 * c-opts.c (c_common_post_options): Set
5631 flag_excess_precision_cmdline. Give an error for
5632 -fexcess-precision=standard for C++ for processors where the
5633 option is significant.
5634 * c-parser.c (c_parser_conditional_expression): Handle excess
5635 precision in condition.
5636 * c-typeck.c (convert_arguments): Handle arguments with excess
5638 (build_unary_op): Move excess precision outside operation.
5639 (build_conditional_expr): Likewise.
5640 (build_compound_expr): Likewise.
5641 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5642 (build_modify_expr): Handle excess precision in RHS.
5643 (convert_for_assignment): Handle excess precision in converted
5645 (digest_init, output_init_element, process_init_element): Handle
5646 excess precision in initializer.
5647 (c_finish_return): Handle excess precision in return value.
5648 (build_binary_op): Handle excess precision in operands and add
5649 excess precision as needed for operation.
5650 * common.opt (-fexcess-precision=): New option.
5651 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5652 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5653 For standard excess precision, output explicit conversion to and
5654 truncation from XFmode.
5655 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5656 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5657 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5658 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5659 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5660 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5661 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5662 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5663 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5664 define_splits, sqrt<mode>2): Disable where appropriate for
5665 standard excess precision.
5666 * convert.c (convert_to_real): Do not shorten arithmetic to type
5667 for which excess precision would be used.
5668 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5669 * doc/invoke.texi (-fexcess-precision=): Document option.
5670 (-mfpmath=): Correct index entry.
5671 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5672 flag_excess_precision): New.
5673 * langhooks.c (lhd_post_options): Set
5674 flag_excess_precision_cmdline.
5675 * opts.c (common_handle_option): Handle -fexcess-precision=.
5676 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5677 init_excess_precision): New.
5678 (lang_dependent_init_target): Call init_excess_precision.
5679 * tree.c (excess_precision_type): New.
5680 * tree.h (excess_precision_type): Declare.
5682 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5685 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5686 non-lvalue to component.
5688 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5690 PR preprocessor/34695
5691 * Makefile.in (c-opts.o): Depend on c-tree.h.
5692 * c-common.c: Move down include of diagnostic.h.
5693 (done_lexing, c_cpp_error): New.
5694 * c-common.h (done_lexing): Declare.
5695 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5697 * c-opts.c: Include c-tree.h.
5698 (c_common_init_options): Set preprocessor error callback.
5699 (c_common_handle_option): Do not set preprocessor
5700 inhibit_warnings, warnings_are_errors, warn_system_headers,
5701 pedantic_errors or inhibit_warnings flags.
5702 (c_common_post_options): Do not check cpp_errors (parse_in).
5703 (c_common_finish): Do not output dependencies if there were
5704 errors. Do not check return value of cpp_finish.
5705 * c-ppoutput.c (pp_file_change): Set input_location.
5706 * c-tree.h (c_cpp_error): Declare.
5707 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5709 (diagnostic_build_prefix): Check override_column.
5710 * diagnostic.h (diagnostic_info): Add override_column field.
5711 (diagnostic_override_column): Define.
5713 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5715 * c-common.c (c_expand_expr, c_staticp): Remove.
5716 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5717 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5718 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5719 * c-gimplify.c (gimplify_compound_literal_expr,
5720 optimize_compound_literals_in_ctor): Remove.
5721 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5722 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5723 * c-semantics.c (emit_local_var): Remove.
5725 * langhooks-def.h (lhd_expand_expr): Remove.
5726 * langhooks.c (lhd_expand_expr): Remove.
5727 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5729 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5730 handling from c-semantics.c; don't call into langhook.
5731 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5732 * gimplify.c (gimplify_compound_literal_expr,
5733 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5734 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5735 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5736 as was done in c-gimplify.c.
5737 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5738 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5739 Move from c-common.h.
5740 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5742 * tree.c (staticp): Do not call langhook.
5743 * langhooks.c (lhd_staticp): Delete.
5744 * langhooks-def.h (lhd_staticp): Delete prototype.
5745 (LANG_HOOKS_STATICP): Delete.
5746 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5748 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5749 instead of DECL_STMTs.
5751 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5759 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5761 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5762 contained expression.
5763 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5764 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5765 conditional expressions for C.
5766 (decl_constant_value_for_optimization): Move from
5767 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5768 whether optimizing and that the expression is a VAR_DECL not of
5769 array type instead of doing such checks in the caller. Do not
5770 check pedantic. Call gcc_unreachable for C++.
5771 * c-common.def (C_MAYBE_CONST_EXPR): New.
5772 * c-common.h (c_fully_fold, c_save_expr,
5773 decl_constant_value_for_optimization): New prototypes.
5774 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5775 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5776 EXPR_INT_CONST_OPERANDS): Define.
5777 * c-convert.c (convert): Strip nops from expression.
5778 * c-decl.c (groktypename): Take extra parameters expr and
5779 expr_const_operands. Update call to grokdeclarator.
5780 (start_decl): Update call to grokdeclarator. Add statement for
5781 expressions used in type of decl.
5782 (grokparm): Update call to grokdeclarator.
5783 (push_parm_decl): Update call to grokdeclarator.
5784 (build_compound_literal): Add parameter non_const and build a
5785 C_MAYBE_COSNT_EXPR if applicable.
5786 (grokdeclarator): Take extra parameters expr and
5787 expr_const_operands. Track expressions used in declaration
5788 specifiers and declarators. Fold array sizes and track whether
5789 they are constant expressions and whether they are integer
5790 constant expressions.
5791 (parser_xref_tag): Set expr and expr_const_operands fields in
5793 (grokfield): Update call to grokdeclarator.
5794 (start_function): Update call to grokdeclarator.
5795 (build_null_declspecs): Set expr and expr_const_operands fields in
5797 (declspecs_add_type): Handle expressions in typeof specifiers.
5798 * c-parser.c (c_parser_declspecs): Set expr and
5799 expr_const_operands fields for declaration specifiers.
5800 (c_parser_enum_specifier): Likewise.
5801 (c_parser_struct_or_union_specifier): Likewise.
5802 (c_parser_typeof_specifier): Likewise. Update call to
5803 groktypename. Fold expression as needed. Return expressions with
5804 type instead of adding statements.
5805 (c_parser_attributes): Update calls to c_parser_expr_list.
5806 (c_parser_statement_after_labels): Fold expression before passing
5807 to objc_build_throw_stmt.
5808 (c_parser_condition): Fold expression.
5809 (c_parser_asm_operands): Fold expression.
5810 (c_parser_conditional_expression): Use c_save_expr. Update call
5811 to build_conditional_expr.
5812 (c_parser_alignof_expression): Update call to groktypename.
5813 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5814 original_code. Fold expression argument of va_arg. Create
5815 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5816 argument to va_arg. Update calls to groktypename. Fold array
5817 index for offsetof. Verify that first argument to
5818 __builtin_choose_expr has integer type.
5819 (c_parser_postfix_expression_after_paren_type): Update calls to
5820 groktypename and build_compound_literal. Handle expressions with
5821 side effects in type name.
5822 (c_parser_postfix_expression_after_primary): Update call to
5823 c_parser_expr_list. Set original_code for calls to
5824 __builtin_constant_p.
5825 (c_parser_expr_list): Take extra parameter fold_p. Fold
5826 expressions if requested.
5827 (c_parser_objc_type_name): Update call to groktypename.
5828 (c_parser_objc_synchronized_statement): Fold expression.
5829 (c_parser_objc_receiver): Fold expression.
5830 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5831 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5832 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5833 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5834 (struct c_typespec): Add elements expr and expr_const_operands.
5835 (struct c_declspecs): Add elements expr and expr_const_operands.
5836 (groktypename, build_conditional_expr, build_compound_literal):
5838 (in_late_binary_op): Declare.
5839 * c-typeck.c (note_integer_operands): New function.
5840 (in_late_binary_op): New variable.
5841 (decl_constant_value_for_broken_optimization): Move to c-common.c
5842 and rename to decl_constant_value_for_optimization.
5843 (default_function_array_conversion): Do not strip nops.
5844 (default_conversion): Do not call
5845 decl_constant_value_for_broken_optimization.
5846 (build_array_ref): Do not fold result.
5847 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5848 result when operand is a VLA.
5849 (c_expr_sizeof_type): Update call to groktypename. Handle
5850 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5851 result when operand names a VLA type.
5852 (build_function_call): Update call to build_compound_literal.
5853 Only fold result for calls to __builtin_* functions. Strip
5854 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5855 the function designator.
5856 (convert_arguments): Fold arguments. Update call to
5857 convert_for_assignment.
5858 (build_unary_op): Handle increment and decrement of
5859 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5860 decrement earlier. Fold operand of increment and decrement.
5861 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5862 built for integer operand. Wrap returns that are INTEGER_CSTs
5863 without being integer constant expressions or that have integer
5864 constant operands without being INTEGER_CSTs.
5865 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5866 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5867 result is an integer constant expression or can be used in
5868 unevaluated parts of one and avoid folding and wrap as
5869 appropriate. Fold operands before possibly doing -Wsign-compare
5871 (build_compound_expr): Wrap result for C99 if operands can be used
5872 in integer constant expressions.
5873 (build_c_cast): Update call to digest_init. Do not ignore
5874 overflow from casting floating-point constants to integers. Wrap
5875 results that could be confused with integer constant expressions,
5876 null pointer constants or floating-point constants.
5877 (c_cast_expr): Update call to groktypename. Handle expressions
5878 included in type name.
5879 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5880 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5881 Update calls to convert_for_assignment.
5882 (convert_for_assignment): Take new parameter
5883 null_pointer_constant. Do not strip nops or call
5884 decl_constant_value_for_broken_optimization. Set
5885 in_late_binary_op for conversions to boolean.
5886 (store_init_value): Update call to digest_init.
5887 (digest_init): Take new parameter null_pointer_constant. Do not
5888 call decl_constant_value_for_broken_optimization. pedwarn for
5889 initializers not constant expressions. Update calls to
5890 convert_for_assignment.
5891 (constructor_nonconst): New.
5892 (struct constructor_stack): Add nonconst element.
5893 (really_start_incremental_init, push_init_level, pop_init_level):
5894 Handle constructor_nonconst and nonconst element.
5895 (set_init_index): Call constant_expression_warning for array
5897 (output_init_element): Fold value. Set constructor_nonconst as
5898 applicable. pedwarn for initializers not constant expressions.
5899 Update call to digest_init. Call constant_expression_warning
5900 where constant initializers are required.
5901 (process_init_element): Use c_save_expr.
5902 (c_finish_goto_ptr): Fold expression.
5903 (c_finish_return): Fold return value. Update call to
5904 convert_for_assignment.
5905 (c_start_case): Fold switch expression.
5906 (c_process_expr_stmt): Fold expression.
5907 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5908 ensure statement expression is not evaluated in constant expression.
5909 (build_binary_op): Track whether results are integer constant
5910 expressions or may occur in such, disable folding and wrap results
5911 as applicable. Fold operands for -Wsign-compare warnings unless
5913 (c_objc_common_truthvalue_conversion): Handle results folded to
5914 integer constants that are not integer constant expressions.
5915 * doc/extend.texi: Document when typeof operands are evaluated,
5916 that condition of __builtin_choose_expr is an integer constant
5917 expression, and more about use of __builtin_constant_p in
5920 2009-03-29 Richard Guenther <rguenther@suse.de>
5922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5923 propagate addresses of array references.
5925 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5927 * regmove.c (perhaps_ends_bb_p): Remove.
5928 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5929 from INSN and check that the main loop stays within that basic block.
5930 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5931 (regmove_forward_pass): Split out from regmove_optimize. Use
5932 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5933 (regmove_backward_pass): Split out from regmove_optimize. Use
5934 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5935 (regmove_optimize): Simplify.
5937 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5940 * config/i386/i386.c (classify_argument): Ignore flexible array
5941 member in struct and warn ABI change.
5943 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5945 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5947 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5948 (ix86_adjust_cost): Updated.
5950 2009-03-29 Jan Hubicka <jh@suse.cz>
5953 * tree-pass.h (pass_cleanup_eh): New function.
5954 (remove_unreachable_regions): Break code handling RTL
5955 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5956 that can not be reached by runtime.
5957 (can_be_reached_by_runtime): New function.
5958 (label_to_region_map): New function.
5959 (num_eh_regions): New function.
5960 (rtl_remove_unreachable_regions): New function.
5961 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5962 (remove_eh_region): New function.
5963 * except.h: Include sbitmap and vecprim.
5964 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5965 num_eh_regions): Declare.
5966 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5967 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5968 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5969 (tree_empty_eh_handler_p): New function.
5970 (cleanup_empty_eh): New function.
5971 (cleanup_eh): New function.
5972 (pass_cleanup_eh): New function.
5974 2009-03-29 Jan Hubicka <jh@suse.cz>
5976 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5977 for removed regions.
5979 2009-03-29 Jan Hubicka <jh@suse.cz>
5981 * except.c (dump_eh_tree): Dump all datastructures.
5983 2009-03-29 Jan Hubicka <jh@suse.cz>
5985 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5986 (duplicate_eh_regions_1): Likewise.
5987 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5988 vector; call EH verification.
5989 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5990 Be ready for region being removed.
5992 2009-03-29 Jan Hubicka <jh@suse.cz>
5994 * bitmap.c (bitmap_last_set_bit): New function.
5995 * bitmap.h (bitmap_last_set_bit): Declare.
5997 2009-03-29 David Ayers <ayers@fsfe.org>
6000 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6001 by calling objc_compare_types and surpress warnings about
6002 incompatible C pointers that are compatible ObjC pointers.
6004 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6006 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6007 call initialize_inline_failed.
6008 (initialize_inline_failed): Move it from here ...
6009 * cgraph.c (initialize_inline_failed): ... to here.
6010 (cgraph_create_edge): Call initialize_inline_failed rather than
6011 setting inline_failed directly.
6013 2009-03-29 Ben Elliston <bje@au.ibm.com>
6016 * sysv4.opt (msdata): Improve comment.
6017 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6018 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6020 2009-03-29 Ben Elliston <bje@au.ibm.com>
6023 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6024 load and store attributes.
6026 2009-03-29 Ben Elliston <bje@au.ibm.com>
6028 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6029 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6030 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6031 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6032 __builtin_infq and __builtin_huge_valq.
6034 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6036 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6038 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6039 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6041 2009-03-28 Xinliang David Li <davidxl@google.com>
6043 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6044 (do_dbg_cnt): New function.
6046 2009-03-28 Jan Hubicka <jh@suse.cz>
6048 Merge from pretty-ipa:
6050 2009-03-27 Jan Hubicka <jh@suse.cz>
6052 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6053 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6054 * passes.c (function_called_by_processed_nodes_p): New.
6055 * ipa-pure-const.c (check_call): Fix handling of operands.
6056 (analyze_function): Dump debug output for skipped bodies.
6057 (local_pure_const): Use function_called_by_processed_nodes_p.
6058 * dwarf2out.c (reference_to_unused): Use output.
6059 * passes.c (do_per_function_toporder): Likewise.
6061 2008-11-12 Jan Hubicka <jh@suse.cz>
6063 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6064 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6065 state_set_in_source enum
6066 (check_decl): Ignore memory tags; do not set fake looping flags;
6068 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6069 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6070 (check_call, analyze_function): Rewrite.
6072 (add_new_function): Update call of analyze_function.
6073 (generate_summary): Add call of analyze_function.
6074 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6075 (local_pure_const): New function.
6076 (pass_local_pure_const): New pass.
6077 * ipa-inline.c (inline_transform): Set after_inlining.
6078 * tree-eh.c (stmt_can_throw_external): New.
6079 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6080 work with aliasing built.
6081 * tree-flow.h (stmt_can_throw_external): New.
6082 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6083 and local pure/const pass in early and late optimization queue.
6085 2009-03-28 Martin Jambor <mjambor@suse.cz>
6087 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6089 (fold_binary): Allow function decl aligment consideration is the
6090 second argument is integer constant one.
6091 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6092 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6093 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6095 2009-03-28 Jan Hubicka <jh@suse.cz>
6097 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6098 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6099 * function.h (rtl_data): Add nothrow flag.
6100 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6101 set DECL_NOTHROW for AVAILABLE functions.
6103 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6105 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6106 following vector keyword has expansion starting with pixel or bool
6107 keyword, expand vector to __vector and pixel or bool to __pixel or
6111 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6112 warn_if_disallowed_function_p): Removed.
6113 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6114 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6115 warning_if_disallowed_function_p.
6116 * flags.h (warn_if_disallowed_function_p,
6117 warn_disallowed_functions): Removed.
6118 * common.opt (Wdisallowed-function-list=): Removed.
6119 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6121 2009-03-28 Richard Guenther <rguenther@suse.de>
6123 PR tree-optimization/38723
6124 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6127 2009-03-28 Jan Hubicka <jh@suse.cz>
6129 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6130 test introduced by my previous patch.
6132 2009-03-28 Richard Guenther <rguenther@suse.de>
6134 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6135 the PHIs value undefined.
6137 2009-03-28 Jan Hubicka <jh@suse.cz>
6139 * tree-pass.h (pass_fixup_cfg): New pass.
6140 * ipa-inline.c (inline_transform): Set
6141 always_inline_functions_inlined/after_inlining.
6142 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6143 (pass_fixup_cfg): New pass.
6144 * passes.c (init_optimization_passes): Add fixup_cfg.
6146 2009-03-28 Richard Guenther <rguenther@suse.de>
6148 PR tree-optimization/38458
6149 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6150 argument use the arguments copy-of value.
6152 2009-03-28 Richard Guenther <rguenther@suse.de>
6154 PR tree-optimization/38180
6155 * tree-ssa-ccp.c (get_default_value): Simplify.
6156 (likely_value): Likewise.
6157 (surely_varying_stmt_p): Properly handle VOP case.
6158 (ccp_initialize): Likewise.
6159 (ccp_fold): Handle propagating through *&.
6160 (fold_const_aggregate_ref): Also handle decls.
6162 2009-03-28 Jan Hubicka <jh@suse.cz>
6164 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6165 * cgraph.h (cgraph_node): Likewise.
6166 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6167 (cgraph_reset_node): Use process flag.
6168 (cgraph_mark_functions_to_output): Likewise.
6169 (cgraph_expand_function): Likewise.
6170 (cgraph_expand_all_functions): Likewise.
6171 (cgraph_output_in_order): Likewise.
6172 * dwarf2out.c (reference_to_unused): Likewise.
6173 * passes.c do_per_function_toporder): Likewise.
6175 2009-03-28 Jan Hubicka <jh@suse.cz>
6177 Bring from lto-branch:
6179 2008-09-03 Doug Kwan <dougkwan@google.com>
6181 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6182 enums instead of reason strings.
6183 * cgraph.c (cgraph_create_edge): Same.
6184 (cgraph_inline_failed_string): New function.
6185 * cgraph.h (cgraph_inline_failed_t): New enum type.
6186 (cgraph_inline_failed_string): New prototype.
6187 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6188 char pointer to cgraph_inline_failed_t.
6189 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6190 (cgraph_default_inline_p): Ditto.
6191 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6192 to cgraph_inline_failed_t pointer.
6193 * cif-code.def: New file.
6194 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6196 (cgraph_check_inline_limits): Change type of REASON to pointer to
6197 cgraph_inline_failed_t. Replace reason strings with enums.
6198 (cgraph_default_inline_p): Ditto.
6199 (cgraph_recursive_inlining_p): Ditto.
6200 (update_caller_keys): Change type of FAILED_REASON to
6201 cgraph_inline_failed_t.
6202 (cgraph_set_inline_failed): Change type of REASON to pointer to
6203 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6204 convert enums to strings for text output.
6205 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6206 to be of type cgraph_inline_failed_t. Replace reason strings with
6207 enums. Call cgraph_inline_failed_string to covert enums
6208 to strings for text output.
6209 (cgraph_decide_inlining): Replace reason strings with enums.
6210 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6211 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6213 * tree-inline.c (expand_call_inline): Change type of REASON
6214 to cgraph_inline_failed_t. Replace reason strings with enums.
6215 Call cgraph_inline_failed_string for text output.
6216 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6219 2009-03-28 Jan Hubicka <jh@suse.cz>
6221 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6222 cgraph_clone_node): Remove master clone handling.
6223 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6224 * cgraph.h (master_clone): Remove.
6225 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6226 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6227 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6229 2009-03-28 Jan Hubicka <jh@suse.cz>
6231 * cgraph.c (cgraph_function_body_availability): Functions declared
6232 inline are always safe to assume that it is not going to be replaced.
6234 2009-03-28 Richard Guenther <rguenther@suse.de>
6236 PR tree-optimization/38513
6237 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6239 EXC_PTR_EXPR and FILTER_EXPR.
6240 (get_ref_from_reference_ops): Likewise.
6242 2009-03-28 Richard Guenther <rguenther@suse.de>
6244 PR tree-optimization/38968
6245 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6246 Use FLOOR_MOD_EXPR to compute misalignment.
6248 2009-03-28 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/37795
6251 * tree.h (combine_comparisons): Declare.
6252 * fold-const.c (combine_comparisons): Export.
6253 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6255 (ifcombine_iforif): Use combine_comparisons.
6257 2009-03-28 Jan Hubicka <jh@suse.cz>
6259 * tree-eh.c (inlinable_call_p): New function.
6260 (make_eh_edges): Use it.
6261 (verify_eh_edges): Use it.
6262 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6263 * except.c (reachable_next_level): Add inlinable_function argument
6264 (sjlj_find_directly_reachable_regions): Update.
6265 (add_reachable_handler): Do not set saw_any_handlers.
6266 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6267 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6268 Add new inlinable call parameter.
6269 (can_throw_internal, can_throw_external): Update.
6270 * except.h (can_throw_internal_1, can_throw_external_1,
6271 foreach_reachable_handler): Update declaration.
6273 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6275 * config/arm/t-arm-coff, config/h8300/coff.h,
6276 config/i386/i386-aout.h, config/i386/i386-coff.h,
6277 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6278 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6279 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6280 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6281 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6282 sys-types.h: Remove.
6283 * Makefile.in: Remove protoize and fixproto support and references
6285 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6286 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6288 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6289 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6290 unprotoize$(exeext).
6291 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6292 (.PHONY): Don't depend on proto.
6293 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6294 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6295 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6296 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6297 build/gen-protos.o, build/scan.o, xsys-protos.h,
6298 build/fix-header$(build_exeext), build/fix-header.o,
6299 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6300 stmp-install-fixproto): Remove.
6301 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6302 SYSCALLS.c or fixproto files.
6303 (install-common): Don't install protoize.
6304 (install-headers-tar, install-headers-cpio, install-headers-cp):
6305 Don't depend on $(STMP_FIXPROTO).
6306 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6307 install fixproto files or write out fixproto settings.
6308 (uninstall): Don't uninstall protoize.
6309 * config.gcc (use_fixproto): Remove.
6310 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6311 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6312 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6313 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6314 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6315 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6316 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6317 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6318 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6319 * config/t-vxworks (STMP_FIXPROTO): Remove.
6320 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6321 STMP_FIXPROTO): Remove.
6322 * config.in, configure: Regenerate.
6323 * crtstuff.c (gid_t, uid_t): Don't undefine.
6324 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6325 (arm-*-coff, arm-*-aout: Remove target entries.
6326 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6327 Remove mention of AIX 4.1.
6328 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6329 * doc/invoke.texi (Running Protoize): Remove.
6330 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6331 (Protoize Caveats): Remove.
6332 * tsystem.h: Update comments on headers assumed to exist.
6334 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6336 * genautomata.c: Add a new year to the copyright. Add a new
6338 (struct insn_reserv_decl): Add comments for member bypass_list.
6339 (find_bypass): Remove.
6340 (insert_bypass): New.
6341 (process_decls): Use insert_bypass.
6342 (output_internal_insn_latency_func): Output all bypasses with the
6343 same input insn in one switch case.
6345 * rtl.def (define_bypass): Describe bypass choice.
6346 * doc/md.texi (define_bypass): Ditto.
6348 2009-03-27 Richard Guenther <rguenther@suse.de>
6350 * gimplify.c (mark_addressable): Export.
6351 * tree-flow.h (mark_addressable): Declare.
6352 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6353 * tree-ssa.c (verify_phi_args): Verify that address taken
6354 variables have TREE_ADDRESSABLE set.
6356 2009-03-27 Richard Guenther <rguenther@suse.de>
6358 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6359 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6360 Do not mark decls TREE_ADDRESSABLE.
6361 (build_fold_addr_expr): Adjust.
6362 (fold_addr_expr): Remove.
6363 (fold_unary): Use build_fold_addr_expr.
6364 (fold_comparison): Likewise.
6365 (split_address_to_core_and_offset): Likewise.
6366 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6368 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6369 (gimplify_modify_expr_to_memcpy): Mark source and destination
6371 * omp-low.c (create_omp_child_function): Mark the object decl
6373 (lower_rec_input_clauses): Mark the var we take the address of
6375 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6377 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6380 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6381 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6383 2009-03-27 Richard Guenther <rguenther@suse.de>
6385 PR tree-optimization/39120
6386 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6388 (handle_lhs_call): Process return constraints. Add escape
6389 constraints if necessary.
6390 (handle_const_call): Fill out return constraints. Make nested
6391 case more precise. Avoid consttmp if possible.
6392 (handle_pure_call): Fill out return constraints. Avoid
6393 callused if possible.
6394 (find_func_aliases): Simplify call handling.
6396 2009-03-27 Richard Guenther <rguenther@suse.de>
6398 PR tree-optimization/39120
6399 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6400 as a representative.
6401 (solve_graph): Do propagate CALLUSED.
6402 (handle_pure_call): Use a scalar constraint from CALLUSED for
6404 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6407 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6410 * c-common.c (handle_aligned_attribute): Properly check alignment
6411 overflow. Use (1U << i) instead of (1 << i).
6413 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6415 * expr.h (get_mem_align_offset): Updated.
6417 * tree.h (tree_decl_common): Change align to "unsigned int" and
6418 move it before pointer_alias_set.
6420 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6421 Jakub Jelinek <jakub@redhat.com>
6424 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6425 gr_register_operand with gr_reg_or_0_operand.
6426 (cmpxchg_rel_di): Likewise.
6427 (sync_lock_test_and_set<mode>): Likewise.
6429 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6431 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6432 (true_regnum): Likewise.
6434 * rtlanal.c (subreg_info): Moved to ...
6435 * rtl.h (subreg_info): Here. New.
6436 (subreg_get_info): New.
6438 * rtlanal.c (subreg_get_info): Make it extern.
6440 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6443 * config/i386/i386.c (ix86_abi): New.
6444 (override_options): Handle -mabi=.
6445 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6446 (ix86_call_abi_override): Likewise.
6447 (init_cumulative_args): Likewise.
6448 (function_arg_advance): Likewise.
6449 (function_arg_64): Likewise.
6450 (function_arg): Likewise.
6451 (ix86_pass_by_reference): Likewise.
6452 (ix86_function_value_regno_p): Likewise.
6453 (ix86_build_builtin_va_list_abi): Likewise.
6454 (setup_incoming_varargs_64): Likewise.
6455 (is_va_list_char_pointer): Likewise.
6456 (ix86_init_machine_status): Likewise.
6457 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6458 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6459 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6460 (ix86_function_abi): Make it static and return enum calling_abi.
6461 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6463 (ix86_fn_abi_va_list): Updated.
6465 * config/i386/i386.h (ix86_abi): New.
6466 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6467 (CONDITIONAL_REGISTER_USAGE): Likewise.
6468 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6469 (machine_function): Likewise.
6471 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6473 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6474 (STACK_BOUNDARY): Likewise.
6475 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6477 * config/i386/i386.opt (mabi=): New.
6479 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6480 return enum calling_abi.
6481 (ix86_function_type_abi): Likewise.
6482 (ix86_function_abi): Removed.
6484 * doc/invoke.texi: Document -mabi= option for x86.
6486 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6488 * builtins.c (real_dconstp): Delete.
6489 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6491 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6492 Jakub Jelinek <jakub@redhat.com>
6495 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6496 (gen_subprogram_die): When a function is explicit, generate the
6497 DW_AT_explicit attribute.
6498 * langhooks.h (struct lang_hooks_for_decls): Add
6499 function_decl_explicit_p langhook.
6500 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6501 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6503 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6505 * builtins.c (fold_builtin_memory_op): Optimize memmove
6506 into memcpy if we can prove source and destination don't overlap.
6508 * tree-inline.c: Include gt-tree-inline.h.
6509 (clone_fn_id_num): New variable.
6510 (clone_function_name): New function.
6511 (tree_function_versioning): Use it.
6512 * Makefile.in (GTFILES): Add tree-inline.c.
6514 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6516 * BASE-VER: Change to 4.5.0.
6518 2009-03-27 Xinliang David Li <davidxl@google.com>
6520 PR tree-optimization/39557
6521 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6523 2009-03-27 Xinliang David Li <davidxl@google.com>
6525 PR tree-optimization/39548
6526 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6529 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6531 * c-common.c (pointer_int_sum): Use %wd on return from
6534 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6536 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6537 on return from tree_low_cst.
6539 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6542 * ginclude/stdarg.h (va_copy): Define also for
6543 __GXX_EXPERIMENTAL_CXX0X__.
6545 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6548 * builtins.h (c_strlen): Do not warn here.
6549 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6550 * c-common.c (pointer_int_sum): Take an explicit location.
6551 Warn about offsets out of bounds.
6552 * c-common.h (pointer_int_sum): Adjust declaration.
6554 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6556 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6559 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6562 * opts.c (warn_if_disallowed_function_p): Don't assume
6563 get_callee_fndecl must return non-NULL.
6565 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6567 PR rtl-optimization/39522
6568 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6569 when reg_reloaded_valid is set.
6571 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6573 * config/spu/divv2df3.c: New file.
6574 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6575 (DPBIT_FUNCS): Filter out _div_df.
6577 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6579 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6580 a jump insn, count that jump in the distance to the loop start.
6582 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6585 * config/sh/sh.c (calc_live_regs): Fix condition for global
6586 registers except PIC_OFFSET_TABLE_REGNUM.
6588 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6591 * doc/invoke.texi (-mconsole): New.
6595 (-mnop-fun-dllimport): New.
6599 (sub section "i386 and x86-64 Windows Options"): New.
6601 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6603 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6604 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6606 2009-03-25 Richard Guenther <rguenther@suse.de>
6609 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6612 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6614 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6615 neither of haifa/selective schedulers are working.
6617 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6619 * doc/invoke.texi (Debugging Options): Fix description of
6620 -fno-merge-debug-strings.
6622 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6624 * config/cris/libgcc.ver: New version-script.
6625 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6627 * configure.ac <GAS features, nop mnemonic>: Add pattern
6628 crisv32-*-* for "nop".
6629 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6630 * configure: Regenerate.
6632 2009-03-24 Ira Rosen <irar@il.ibm.com>
6634 PR tree-optimization/39529
6635 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6636 mark_sym_for_renaming for the tag copied to the new vector
6639 2009-03-24 Arthur Loiret <aloiret@debian.org>
6641 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6642 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6643 EXTRA_SPEC_FUNCTIONS.
6644 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6645 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6646 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6647 -march and -mtune options.
6649 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6651 * config/m68k/t-rtems: Add m5329 multilib.
6653 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6654 Jakub Jelinek <jakub@redhat.com>
6657 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6660 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6663 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6664 instead of c_parser_expression_conv, if original_code isn't one of the
6665 4 allowed comparison codes, fail.
6667 2009-03-23 Richard Guenther <rguenther@suse.de>
6669 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6670 * tree.h (struct tree_type): Likewise.
6671 * reload.h (struct insn_chain): Likewise.
6672 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6673 * function.h (struct function): Likewise.
6674 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6676 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6678 PR tree-optimization/39516
6679 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6681 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6683 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6684 should be set true if BITS_PER_WORD of target is bigger than 32
6686 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6688 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6689 Translate -B-options to -rpath-link. Correct existing
6690 rpath-link and conditionalize on !nostdlib.
6692 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6694 * doc/extend.texi (Function Attributes, Variable Attributes):
6696 * doc/invoke.texi (Debugging Options, Optimize Options)
6697 (i386 and x86-64 Options, MCore Options): Likewise.
6699 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6702 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6703 it for block local namespace aliases.
6704 (gen_decl_die): Pass context_die to gen_namespace_die.
6706 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6709 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6710 minimum or maximum value.
6712 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6714 * reginfo.c (globalize_reg): Recompute derived reg sets.
6716 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6719 * libgcc2.c (mprotect): Do not use signed arguments for
6720 VirtualProtect, use DWORD arguments. Also fix the 'may
6721 be used uninitialized' warning for the np variable.
6723 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6726 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6727 functions using regparm calling conventions when not optimizing.
6728 (ix86_function_sseregparm): Similarly for sseregparm calling
6731 2009-03-19 Li Feng <nemokingdom@gmail.com>
6734 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6735 dependence if the first conflict is after niter iterations.
6737 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6740 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6741 functions with dynamic stack-pointer adjustments.
6743 2009-03-19 Ben Elliston <bje@au.ibm.com>
6745 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6746 option; change to -msdata=data.
6748 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6750 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6753 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6756 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6758 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6760 * doc/invoke.texi (Code Gen Options): Expand discussion of
6763 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6765 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6766 * matrix-reorg.c (struct matrix_info): Likewise.
6767 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6768 * rtl.h (struct mem_attrs): Likewise.
6769 * df.h (struct df): Likewise.
6770 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6771 * ira-int.h (struct ira_allocno): Likewise.
6772 * df-scan.c (struct df_collection_rec): Likewise.
6773 * ira.c (struct equivalence): Likewise.
6774 * function.c (struct temp_slot): Likewise.
6775 * cfgloop.h (struct loop): Likewise.
6778 * function.c (use_register_for_decl): When not optimizing, disregard
6779 register keyword for variables with types containing methods.
6781 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6784 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6785 (is_simple_operand): Call contains_component_ref_p before calling data
6786 reference analysis that would fail on COMPONENT_REFs.
6788 * tree-vrp.c (search_for_addr_array): Fix formatting.
6790 2009-03-18 Richard Guenther <rguenther@suse.de>
6792 * tree-vect-transform.c (vect_loop_versioning): Fold the
6793 generated comparisons.
6794 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6795 (slpeel_tree_peel_loop_to_edge): Likewise.
6797 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6800 * opts.c (print_specific_help): In addition to `undocumented',
6801 accept `separate' and `joined' flags if passed alone. Describe
6802 output by the first matched one of those.
6803 (common_handle_option): Skip over empty strings.
6804 * gcc.c (display_help): Fix help string for `--help='.
6805 * doc/invoke.texi (Option Summary, Overall Options): With
6806 `--help=', classes and qualifiers can both be repeated, but
6807 only the latter can be negated. One should not pass only
6808 negated qualifiers. Fix markup and examples.
6811 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6813 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6814 and -fhelp=separate.
6816 2009-03-17 Jing Yu <jingyu@google.com>
6819 * function.h (struct rtl_data): Move is_thunk from here...
6820 (struct function): ...to here.
6821 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6822 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6824 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6826 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6827 (alpha_output_function_end_prologue): Likewise.
6828 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6829 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6830 (rs6000_output_function_epilogue): Likewise.
6831 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6833 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6836 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6837 from different units in a single alternative.
6838 (*truncdfsf_i387): Ditto.
6839 (*truncxfsf2_mixed): Ditto.
6840 (*truncxfdf2_mixed): Ditto.
6842 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6844 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6845 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6848 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6849 unused non-artificial variables when not optimizing.
6852 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6853 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6854 NAMESPACE_DECL in its DECL_INITIAL.
6857 * optabs.c (set_user_assembler_libfunc): New function.
6858 * expr.h (set_user_assembler_libfunc): New prototype.
6859 * c-common.c: Include libfuncs.h.
6860 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6861 for memcmp, memset, memcpy, memmove and abort.
6862 * Makefile.in (c-common.o): Depend on libfuncs.h.
6865 * dwarf2out.c (gen_inlined_enumeration_type_die,
6866 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6867 gen_tagged_type_instantiation_die): Removed.
6868 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6871 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6874 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6876 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6877 (check-parallel-%): Ditto.
6878 (check-consistency): Ditto.
6880 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6882 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6883 local variable rhs by NULL_TREE.
6885 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6888 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6890 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6893 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6895 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6898 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6899 for ms->sysv ABI calls only in 64bit mode.
6901 * config/i386/i386.md (untyped_call): Support 32bit.
6903 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6905 * doc/extend.texi: Replace x86_65 with x86_64.
6907 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6909 PR tree-optimization/39455
6910 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6911 mismatches for POINTER_TYPE_P (type).
6912 (number_of_iterations_le): Likewise.
6914 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6916 * config/picochip/picochip.c: Removed profiling support.
6917 * config/picochip/picochip.md: Removed profiling instruction.
6918 * config/picochip/picochip.h: Removed profiling builtin.
6920 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6922 * doc/install.texi (--with-host-libstdcxx): Document.
6924 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6927 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6928 generate a warning if the function name does not begin with
6929 "__vector" and the function has either the 'signal' or 'interrupt'
6930 attribute, from here to ...
6931 (avr_declare_function_name): ...here. New function.
6932 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6933 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6935 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6938 * cse.c (fold_rtx): Don't modify original const_arg1 when
6939 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6940 separate variable instead.
6941 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6942 from out of range shift counts.
6943 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6945 2009-03-13 Catherine Moore <clm@codesourcery.com>
6947 * config/i386/x-mingw32 (host-mingw32.o): Replace
6948 diagnostic.h with $(DIAGNOSTIC_H).
6950 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6953 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6955 * config/i386/sync.md (sync_compare_and_swap<mode>,
6956 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6957 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6959 (sync_double_compare_and_swapdi_pic,
6960 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6961 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6963 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6966 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6968 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6971 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6972 (avx_addsubv4df3): Likewise.
6973 (*avx_addsubv4sf3): Likewise.
6974 (sse3_addsubv4sf3): Likewise.
6976 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6979 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6981 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6984 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6985 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6986 registers for allocnos created from user-defined variables.
6988 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6991 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6992 of non-integer mode as well.
6994 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6996 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6997 for functions for which the parameter types are unknown.
6999 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7002 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7003 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7004 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7005 * config/i386/i386.c (ix86_local_alignment): For
7006 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7007 long long variables on the stack to avoid dynamic realignment.
7008 Allow the first argument to be a decl rather than type.
7009 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7011 2009-03-11 Nick Clifton <nickc@redhat.com>
7014 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7016 Add description to mno-lsim option.
7017 * config/mcore/mcore.h: Remove comment about deprecated m4align
7019 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7020 * doc/invoke.texi: Add description of mno-lsim and
7021 mstack-increment options.
7023 * config/fr30/fr30.opt: Document the -mno-lsim option.
7024 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7025 and -mno-lsim options.
7027 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7029 * fold-const.c (fold_comparison): Only call fold_inf_compare
7030 if the mode supports infinities.
7032 2009-03-11 Jason Merrill <jason@redhat.com>
7035 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7036 end already did. Notice GIMPLE_CALL modifications of the result.
7037 Don't copy debug information from an ignored decl or a decl from
7040 2009-03-10 Richard Guenther <rguenther@suse.de>
7041 Nathan Froyd <froydnj@codesourcery.com>
7044 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7045 (__divMODE3): Likewise.
7047 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7049 PR tree-optimization/39394
7050 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7051 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7053 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7055 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7056 inline asms for register asm ("") declarations.
7058 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7060 * fold-const.c (fold_unary): Fix comment.
7062 2009-03-07 Jan Hubicka <jh@suse.cz>
7065 * tree-inline.c (setup_one_parameter): Do replacement of const
7066 argument by constant in SSA form.
7068 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7071 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7072 determine alignment passed to assign_stack_local.
7073 (assign_parms_unsplit_complex): Likewise.
7074 * except.c (sjlj_build_landing_pads): Likewise.
7076 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7079 * tree-flow.h (add_referenced_var): Return bool instead of void.
7080 * tree-dfa.c (add_referenced_var): Return result of
7081 referenced_var_check_and_insert call.
7082 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7083 of referenced_var_check_and_insert.
7086 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7087 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7088 DIE, don't emit it if abstract origin already has it.
7089 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7090 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7092 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7094 * genpreds.c (needs_variable): Fix parentheses at variable name
7096 (write_tm_constrs_h): Indent generated code.
7098 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7100 * doc/extend.texi (Function Attributes): Add documentation
7103 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7106 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7107 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7109 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7111 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7114 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7117 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7118 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7120 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7122 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7123 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7124 constants instead of magic numbers.
7125 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7127 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7128 (x86_64_ms_abi_int_parameter_registers): Ditto.
7129 (x86_64_int_return_registers): Ditto.
7130 (ix86_maybe_switch_abi): Ditto.
7131 (ix86_expand_call): Ditto for clobbered_registers array.
7132 (ix86_hard_regno_mode_ok): Ditto.
7133 (x86_extended_QIreg_mentioned_p): Ditto.
7135 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7137 PR tree-optimization/39349
7138 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7140 * combine.c (gen_lowpart_for_combine): Use omode when generating
7143 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7145 PR rtl-optimization/39235
7146 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7148 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7150 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7152 2009-03-04 Richard Guenther <rguenther@suse.de>
7154 PR tree-optimization/39362
7155 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7156 that occur in abnormal PHIs should be varying.
7158 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7160 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7162 (simple_iv): Take loop as an argument instead of statement.
7163 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7164 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7166 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7168 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7169 * matrix-reorg.c (analyze_transpose): Ditto.
7170 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7171 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7172 * tree-predcom.c (ref_at_iteration): Ditto.
7173 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7175 2009-03-04 Richard Guenther <rguenther@suse.de>
7177 PR tree-optimization/39358
7178 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7179 escaped_id and callused_id.
7180 (solve_graph): Likewise.
7182 2009-03-04 Richard Guenther <rguenther@suse.de>
7184 PR tree-optimization/39339
7185 * tree-sra.c (try_instantiate_multiple_fields): Make it
7186 no longer ICE on the above.
7188 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7190 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7191 that fits within Pmode.
7193 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7196 * tm.texi (LIBCALL_VALUE): Update description.
7198 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7201 * doc/extend.texi (section): Update description.
7203 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7206 * tree-inline.c (remapped_type): New.
7207 (can_be_nonlocal): Call remapped_type instead of remap_type.
7209 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7212 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7213 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7215 2009-03-03 Richard Guenther <rguenther@suse.de>
7218 * tree.c (tree_nonartificial_location): New function.
7219 * tree.h (tree_nonartificial_location): Declare.
7220 * builtins.c (expand_builtin_memory_chk): Provide location
7221 of the call location for artificial function pieces.
7222 (maybe_emit_chk_warning): Likewise.
7223 (maybe_emit_sprintf_chk_warning): Likewise.
7224 (maybe_emit_free_warning): Likewise.
7225 * expr.c (expand_expr_real_1): Likewise.
7227 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7229 PR tree-optimization/39343
7230 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7231 COMPONENT_REF t has ARRAY_TYPE.
7233 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7236 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7237 when the type precision of the induction variable should be
7238 larger than the type precision of nit.
7239 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7240 * graphite.c (graphite_loop_normal_form): Same.
7241 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7243 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7245 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7246 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7247 numbers to describe clobbered registers.
7248 (*call_value_0_rex64_ms_sysv): Ditto.
7249 * config/i386/mmx.md (mmx_emms): Ditto.
7252 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7254 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7257 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7259 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7260 (spu_section_type_flags): New function.
7262 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7264 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7265 reg_class_contents of FLOAT_REGS into a temporary.
7267 2009-03-02 Richard Guenther <rguenther@suse.de>
7268 Ira Rosen <irar@il.ibm.com>
7270 PR tree-optimization/39318
7271 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7272 information to the vectorized statement.
7274 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7277 variable. Use defined names instead of magic constants for REX SSE
7280 2009-03-01 Richard Guenther <rguenther@suse.de>
7282 PR tree-optimization/39331
7283 * omp-low.c (lower_send_shared_vars): Do not receive new
7284 values for the reference of DECL_BY_REFERENCE parms or results.
7286 2009-03-01 Jan Hubicka <jh@suse.cz>
7289 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7290 BLOCK_NONLOCALIZED_VAR): New macros.
7291 (tree_block): Add nonlocalized_vars.
7292 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7293 gen_decl_die): Add origin argument. Allow generation of die with
7294 origin at hand only.
7295 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7296 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7298 (gen_block_die): Fix checking for unused blocks.
7299 (process_scope_var): Break out from .... ; work with origins only.
7300 (decls_for_scope) ... here; process nonlocalized list.
7301 (dwarf2out_ignore_block): Look for nonlocalized vars.
7302 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7304 (dump_scope_block): Dump them.
7305 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7306 (remap_block): Likewise.
7307 (can_be_nonlocal): New predicate.
7308 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7310 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7312 * configure: Regenerate.
7314 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7316 * optc-gen.awk: No need to duplicate option flags twice.
7317 Reuse help texts for duplicate options which do not have any.
7319 * gcc.c (display_help): Document --version.
7321 * gcc.c (main): If print_help_list and verbose_flag, ensure
7322 driver output comes before subprocess output.
7324 * optc-gen.awk: Assign all remaining fields to help string,
7325 space-separated, for multi-line help in *.opt.
7327 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7328 -Wno-pedantic-ms-format is for MinGW targets only.
7330 * doc/options.texi (Option file format): Fix bad indentation,
7331 restoring dropped sentence.
7333 2009-02-28 Jan Hubicka <jh@suse.cz>
7335 * tree-inline.c (tree_function_versioning): Output debug info.
7337 2009-02-28 Jan Hubicka <jh@suse.cz>
7340 * tree-inline.c (setup_one_parameter): Do not copy propagate
7341 arguments when not optimizing.
7343 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7346 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7347 (avx_addsubv4df3): Likewise.
7348 (*avx_addsubv4sf3): Likewise.
7349 (sse3_addsubv4sf3): Likewise.
7350 (*avx_addsubv2df3): Likewise.
7351 (sse3_addsubv2df3): Likewise.
7352 (avx_unpckhps256): Correct item selectors.
7353 (avx_unpcklps256): Likewise.
7354 (avx_unpckhpd256): Likewise.
7355 (avx_unpcklpd256): Likewise.
7357 2009-02-28 Jan Hubicka <jh@suse.cz>
7359 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7361 (copy_arguments_for_versioning): If var is declared don't declare it.
7362 (tree_function_versioning): First setup substitutions and then copy
7365 2009-02-27 Jan Hubicka <jh@suse.cz>
7368 * cgraph.h (varpool_output_debug_info): Remove.
7369 * cgraphunit.c (varpool_output_debug_info): Remove.
7370 * dwarf2out.c (deferred_locations_struct): New struct
7371 (deferred_locations): New type.
7372 (deferred_locations_list): New static var.
7373 (deffer_location): New function.
7374 (gen_variable_die): Use it.
7375 (decls_for_scope): Output info on local static vars.
7376 (dwarf2out_finish): Process deferred locations.
7377 * varpool.c (varpool_output_debug_info): Remove.
7379 2009-02-27 Jan Hubicka <jh@suse.cz>
7382 * tree.h (TREE_PROTECTED): Fix comment.
7383 (BLOCK_HANDLER_BLOCK): Remove.
7384 (struct tree_block): Remove handler_block add body_block.
7385 (inlined_function_outer_scope_p): New.
7386 (is_body_block): Remove.
7387 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7388 * dwarf2out.c (is_inlined_entry_point): Remove.
7389 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7390 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7392 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7393 * gimplify.c (gimplify_expr): Gimplify body blocks.
7394 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7395 block with multiple subblocks.
7396 (dump_scope_block): Prettier output; dump more flags and info.
7397 (dump_scope_blocks): New.
7398 (remove_unused_locals): Use dump_scope_blocks.
7399 * tree-flow.h (dump_scope_blocks): Declare.
7400 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7401 * stmt.c (is_body_block): Remove.
7402 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7403 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7405 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7408 * graphite.c (graphite_loop_normal_form): Do not call
7409 number_of_iterations_exit from a gcc_assert.
7411 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7413 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7414 jumps if COND is NULL.
7415 (find_cond_jump): New function.
7416 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7417 * config/s390/s390.md: Remove z10_cobra attribute value.
7419 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7421 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7422 force_const_mem returns NULL_RTX.
7424 2009-02-26 Jan Hubicka <jh@suse.cz>
7427 * cgraph.h (varpool_output_debug_info): Remove.
7428 * cgraphunit.c (varpool_output_debug_info): Remove.
7429 * dwarf2out.c (deferred_locations_struct): New struct
7430 (deferred_locations): New type.
7431 (deferred_locations_list): New static var.
7432 (deffer_location): New function.
7433 (gen_variable_die): Use it.
7434 (decls_for_scope): Output info on local static vars.
7435 (dwarf2out_finish): Process deferred locations.
7436 * varpool.c (varpool_output_debug_info): Remove.
7438 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7440 PR rtl-optimization/39241
7441 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7442 to subreg_offset_representable_p.
7444 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7446 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7447 execute function prototype. Get f and nregs from max_reg_num
7448 and get_insns. Remove the first backward pass as it's dead,
7449 guard the forward pass by flag_expensive_optimizations.
7450 (rest_of_handle_regmove): Delete.
7451 (pass_regmove): Replace it with regmove_optimize.
7453 2009-02-25 Martin Jambor <mjambor@suse.cz>
7455 PR tree-optimization/39259
7456 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7457 calls_alloca function flags.
7458 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7461 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7463 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7464 flags_set_1_rtx, flags_set_1_set): Delete.
7465 (regmove_optimize): Do not call mark_flags_life_zones.
7467 2009-02-24 Julian Brown <julian@codesourcery.com>
7470 * config/arm/arm.c (require_pic_register): Only set
7471 cfun->machine->pic_reg once per function.
7473 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7475 * doc/invoke.texi (Link Options): Document an easier way to pass
7476 options that take arguments to the GNU linker using -Xlinker and -Wl.
7478 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7481 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7483 2009-02-24 Richard Guenther <rguenther@suse.de>
7486 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7488 2009-02-24 Richard Guenther <rguenther@suse.de>
7489 Zdenek Dvorak <ook@ucw.cz>
7491 PR tree-optimization/39233
7492 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7493 from converting them to a generic type.
7495 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7497 PR tree-optimization/39260
7498 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7499 contains a condition with a real type.
7500 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7502 2009-02-23 Jason Merrill <jason@redhat.com>
7505 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7506 narrowing_initializer_constant_valid_p.
7507 (narrowing_initializer_constant_valid_p): Don't return
7508 null_pointer_node for adding a pointer to itself.
7510 2009-02-23 Jan Hubicka <jh@suse.cz>
7513 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7516 2009-02-23 Jan Hubicka <jh@suse.cz>
7518 PR tree-optimization/37709
7519 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7520 * tree.h (block_ultimate_origin): Declare.
7521 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7522 * tree-ssa-live.c (remove_unused_scope_block_p):
7523 Eliminate blocks containig no instructions nor live variables nor
7525 (dump_scope_block): New function.
7526 (remove_unused_locals): Enable removal of dead blocks by default;
7527 enable dumping at TDF_DETAILS.
7529 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7531 * config/i386/i386.c (classify_argument): Don't allow COImode
7533 (function_arg_advance_32): Don't allow OImode.
7534 (function_arg_32): Likewise.
7535 (function_value_32): Likewise.
7536 (return_in_memory_32): Likewise.
7537 (function_arg_64): Remove OImode comment.
7539 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7542 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7543 ix86_expand_vector_set for V4DImode in 64bit mode only.
7544 (ix86_expand_vector_init_one_var): Likewise.
7546 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7548 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7550 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7553 * loop-iv.c: Revert last change.
7554 * emit-rtl.c: Likewise.
7556 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7559 * config/i386/i386.c (type_natural_mode): Remove an extra
7560 space in the warning message.
7561 (function_value_32): Handle 32-byte vector modes.
7562 (return_in_memory_32): Likewise.
7564 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7566 * loop-iv.c (truncate_value): New function.
7567 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7569 (lowpart_subreg): Move to...
7570 * emit-rtl.c: ...here.
7572 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7574 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7575 accidental and undocumented change at revision 140860.
7577 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7579 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7580 take gimple_seq * arguments.
7581 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7582 types_compatible_p langhook.
7584 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7585 Joseph Myers <joseph@codesourcery.com>
7587 * config/arm/arm.c (arm_builtin_va_list): New function.
7588 (arm_expand_builtin_va_start): Likewise.
7589 (arm_gimplify_va_arg_expr): Likewise.
7590 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7591 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7592 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7593 (va_list_type): New variable.
7594 (arm_mangle_type): Mangle va_list_type appropriately.
7596 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7599 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7600 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7601 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7602 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7603 parameter to 1000 for -O1 by default.
7604 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7606 * loop-invariant.c: Include params.h.
7607 (move_loop_invariants): Don't call move_single_loop_invariants on
7610 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7612 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7613 offset when calculating bounds for indexing stack_usage_map. Fixes
7614 a buffer overflow with certain target setups.
7616 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7619 * calls.c (expand_call): Clear try_tail_call if caller and callee
7620 disagree in promotion of function return value.
7622 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7625 * c-common.c (c_determine_visibility): If visibility changed and
7626 DECL_RTL has been already set, call make_decl_rtl to update symbol
7629 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7632 * varasm.c (assemble_variable): Don't check DECL_NAME when
7633 globalizing a variable.
7635 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7638 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7639 expression before any __builtin_trap call.
7640 * c-typeck.c (build_function_call): Convert and check function
7641 arguments before generating a call to a trap. Evaluate the
7642 function arguments before the trap.
7644 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7648 (UNSPEC_FXAM_MEM): New unspec.
7649 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7650 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7651 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7653 2009-02-19 Richard Guenther <rguenther@suse.de>
7655 PR tree-optimization/39207
7656 PR tree-optimization/39074
7657 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7658 storedanything_tree): New.
7659 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7660 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7661 (build_succ_graph): Add edges from STOREDANYTHING to all
7663 (init_base_vars): Initialize STOREDANYTHING.
7664 (compute_points_to_sets): Free substitution info after
7665 building the succ graph.
7666 (ipa_pta_execute): Likewise.
7668 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7670 (do_ds_constraint): Do not add to special var or non-pointer
7672 (type_could_have_pointers): Split out from ...
7673 (could_have_pointers): ... here. For arrays use the element type.
7674 (create_variable_info_for): Initialize may_have_pointers.
7675 (new_var_info): Likewise.
7676 (handle_lhs_call): Make the HEAP variable unknown-sized.
7677 (intra_create_variable_infos): Use a type with pointers for
7678 PARM_NOALIAS, make it unknown-sized.
7680 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7683 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7685 2009-02-18 Jason Merrill <jason@redhat.com>
7688 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7689 value if DECL_EXTERNAL.
7690 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7691 * target.h (gcc_target::binds_local_p): Clarify "module".
7692 * tree.h (TREE_PUBLIC): Clarify "module".
7694 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7698 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7700 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7703 * c.opt (Wabi): Support C and ObjC.
7706 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7708 * config/i386/i386.c (classify_argument): Warn once about the ABI
7709 change when passing union with long double.
7711 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7713 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7716 * c-parser.c (c_parser_compound_statement): Always enter and leave
7719 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7722 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7724 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7726 PR tree-optimization/36922
7727 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7728 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7731 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7733 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7736 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7738 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7740 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7742 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7745 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7746 Richard Sandiford <rdsandiford@googlemail.com>
7748 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7749 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7750 (loongson_biadd): ...this.
7752 2009-02-17 Richard Guenther <rguenther@suse.de>
7754 PR tree-optimization/39202
7755 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7756 a var make sure to follow existing collapses.
7758 2009-02-17 Richard Guenther <rguenther@suse.de>
7761 * langhooks.c (lhd_print_error_function): Check for NULL block.
7763 2009-02-17 Richard Guenther <rguenther@suse.de>
7765 PR tree-optimization/39204
7766 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7769 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7771 * config/soft-fp/double.h: Update from glibc CVS.
7773 2009-02-17 Richard Guenther <rguenther@suse.de>
7775 PR tree-optimization/39207
7776 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7777 strict-aliasing warnings for pointers pointing to NULL.
7779 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7782 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7783 skipping until next close brace.
7785 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7788 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7789 to function argument boundary.
7791 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7793 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7794 in the lea_add. Reload eventually constraints it properly.
7795 * config/picochip/constraints.md : Remove the target constraint
7796 "b", since it is not needed anymore.
7798 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7800 * gthr-dce.h: Uglify function parameter and local variable names.
7801 * gthr-gnat.h: Likewise.
7802 * gthr-mipssde.h: Likewise.
7803 * gthr-nks.h: Likewise.
7804 * gthr-posix95.h: Likewise.
7805 * gthr-posix.h: Likewise.
7806 * gthr-rtems.h: Likewise.
7807 * gthr-single.h: Likewise.
7808 * gthr-solaris.h: Likewise.
7809 * gthr-tpf.h: Likewise.
7810 * gthr-vxworks.h: Likewise.
7811 * gthr-win32.h: Likewise.
7813 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7816 * config/i386/i386.md: Restrict the new peephole2 to move
7817 between MMX/SSE registers.
7819 2009-02-15 Richard Guenther <rguenther@suse.de>
7822 2009-02-13 Richard Guenther <rguenther@suse.de>
7824 * configure.ac: Enable LFS.
7825 * configure: Re-generate.
7826 * config.in: Likewise.
7828 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7830 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7831 spu_srqwbyte, spu_srqwbytebc): Define.
7832 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7833 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7834 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7835 "shrqby_<mode>"): New insn-and-split patterns.
7836 * config/spu/spu.c (expand_builtin_args): Determine and return
7837 number of operands using spu_builtin_description data.
7838 (spu_expand_builtin_1): Use it.
7840 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7843 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7846 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7849 * config/i386/i386.c (override_options): Correct warning
7850 messages for -malign-loops, -malign-jumps and -malign-functions.
7852 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7855 * config/i386/i386.md: Restrict the new peephole2 to move
7856 between the general purpose registers.
7858 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7861 * config/i386/i386.c (type_natural_mode): Add a new argument.
7862 Return the original mode and warn ABI change if vector size is 32byte.
7863 (function_arg_advance): Updated.
7864 (function_arg): Likewise.
7865 (ix86_function_value): Likewise.
7866 (ix86_return_in_memory): Likewise.
7867 (ix86_sol10_return_in_memory): Likewise.
7868 (ix86_gimplify_va_arg): Likewise.
7869 (function_arg_32): Don't warn ABX ABI change here.
7870 (function_arg_64): Likewise.
7872 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7874 * loop-iv.c (implies_p): In the final case, test that operands 0
7875 of the two comparisons match.
7877 * config/bfin/bfin.c (find_prev_insn_start): New function.
7878 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7879 (find_next_insn_start): Move.
7881 2009-02-13 Richard Guenther <rguenther@suse.de>
7883 * configure.ac: Enable LFS.
7884 * configure: Re-generate.
7885 * config.in: Likewise.
7887 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7890 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7891 sizes on syntax error after some arguments have been parsed.
7893 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7895 * doc/invoke.texi (-fira): Remove.
7897 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7899 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7900 * recog.c: Likewise.
7903 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7905 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7906 (umul_ppmm): Likewise.
7907 (count_leading_zeros): Likewise.
7908 (count_trailing_zeros): Likewise.
7909 (UMUL_TIME): Likewise.
7911 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7913 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7914 soft-fp/t-softfp to tmake_file.
7916 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7917 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7918 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7919 IA64_BUILTIN_INFQ]: New.
7920 (ia64_init_builtins): Initialize __builtin_infq,
7921 __builtin_fabsq and __builtin_copysignq if not HPUX.
7922 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7923 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7925 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7927 (__fixtfti): Likewise.
7928 (__fixunstfti): Likewise.
7929 (__floattitf): Likewise.
7931 * config/ia64/libgcc-glibc.ver: New.
7932 * config/ia64/t-fprules-softfp: Likewise.
7933 * config/ia64/sfp-machine.h: Likewise.
7935 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7936 (LIBGCC2_TF_CEXT): Likewise.
7937 (TF_SIZE): Likewise.
7938 (TARGET_INIT_LIBFUNCS): Likewise.
7940 * config/ia64/t-glibc (SHLINB_MAPFILES):
7941 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7943 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7945 * config/i386/i386.c (construct_container): Rewrite processing
7946 BLKmode with X86_64_SSE_CLASS.
7948 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7951 * config/i386/i386.md: Replace simplify_replace_rtx with
7952 replace_rtx in the new peephole2.
7954 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7956 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7957 loop unrolling do not happen at -O2.
7959 2009-02-12 Michael Matz <matz@suse.de>
7961 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7963 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7965 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7968 2009-02-12 Ben Elliston <bje@au.ibm.com>
7970 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7971 patterns when updating the back chain. Missed in the 2009-02-10
7974 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7976 * doc/extend.texi (Decimal Floating Types): Update identifier of
7977 draft TR and list of missing support.
7979 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7982 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7983 bit to variable length decl's flags, add it also to its
7984 pointer replacement variable.
7986 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7987 Jakub Jelinek <jakub@redhat.com>
7990 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7991 (memory_blockage): New expander.
7992 (*memory_blockage): New insn pattern.
7993 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7994 instead of general blockage at the end of function prologue when
7995 frame pointer is used to access red zone area. Do not emit blockage
7996 when profiling, it is emitted in generic code.
7997 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7998 function epilogue when frame pointer is used to access red zone area.
8000 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8003 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8004 by arithmetic with memory operands.
8005 * config/i386/predicates.md (commutative_operator): New.
8007 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8009 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8012 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8014 * alias.h (record_alias_subset): Declare.
8015 * alias.c (record_alias_subset): Make global.
8017 2009-02-10 Nick Clifton <nickc@redhat.com>
8019 * tree-parloops.c: Change license to GPLv3.
8020 * ipa-struct-reorg.c: Change license to GPLv3.
8021 * ipa-struct-reorg.h: Change license to GPLv3.
8023 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8026 * c-decl.c (start_struct): Return NULL on error.
8028 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8031 * cfgloopmanip.c (remove_path): Call remove_bbs after
8032 cancel_loop_tree, not before it.
8035 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8036 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8037 VAR_DECLs were seen.
8038 * tree-ssa-live.c (remove_unused_locals): Recompute
8039 cfun->has_local_explicit_reg_vars.
8040 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8041 copies or clearings if cfun->has_local_explicit_reg_vars.
8043 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8046 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8047 of function prologue when frame pointer is used to access
8050 2009-02-10 Richard Guenther <rguenther@suse.de>
8053 * gimplify.c (gimple_regimplify_operands): Always look if
8054 we need to create a temporary.
8056 2009-02-10 Richard Guenther <rguenther@suse.de>
8058 PR tree-optimization/39132
8059 * tree-loop-distribution.c (todo): New global var.
8060 (generate_memset_zero): Trigger TODO_rebuild_alias.
8061 (tree_loop_distribution): Return todo.
8063 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8066 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8067 (x86_64_reg_class_name): Removed.
8068 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8069 first one isn't X86_64_SSE_CLASS or any other ones aren't
8070 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8071 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8072 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8073 and 3 X86_64_SSEUP_CLASS.
8074 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8075 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8077 2009-02-10 Ben Elliston <bje@au.ibm.com>
8079 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8080 form instruction to update the stack back chain word, even if the
8081 user has disabled the generation of update instructions.
8082 (movdi_<mode>_update_stack): New.
8083 (movsi_update_stack): Likewise.
8084 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8085 always use an update form instruction to update the stack back
8088 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8091 * graphite.c (if_region_set_false_region): After moving a region in
8092 the false branch of a condition, remove the empty dummy basic block.
8093 (gloog): Remove wrong fix for PR38953.
8095 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8097 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8098 generation due to implicit sign extension.
8100 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8103 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8104 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8106 2009-02-09 Richard Guenther <rguenther@suse.de>
8109 * convert.c (convert_to_real): Disable (float)fn((double)x)
8110 to fnf(x) conversion if errno differences may occur and
8111 -fmath-errno is set.
8113 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8115 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8116 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8117 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8119 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8122 * c-common.c (handle_alias_attribute): Disallow attribute for
8123 anything not a FUNCTION_DECL or VAR_DECL.
8125 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8128 * real.c (do_compare): Special-case compare of zero against
8129 decimal float value.
8131 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8134 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8135 as indicating flexible array members unless the field itself is
8136 being declarared as the incomplete array.
8138 2009-02-06 Jan Hubicka <jh@suse.cz>
8140 PR tree-optimization/38844
8141 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8144 2009-02-06 Richard Guenther <rguenther@suse.de>
8147 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8148 fork because we may expand it as __gcov_fork.
8150 2009-02-06 Nick Clifton <nickc@redhat.com>
8152 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8154 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8156 PR tree-optimization/35659
8157 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8158 vn_phi_eq): Shortcut if hashcode does not match.
8159 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8161 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8162 and avoid iterative_hash_expr.
8163 (FOR_EACH_VALUE_ID_IN_SET): New.
8164 (value_id_compare): Remove.
8165 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8166 sort expressions by value id.
8168 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8171 * config/sh/predicates.md (general_movsrc_operand): Don't check
8172 the subreg of system registers here.
8174 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8177 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8180 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8182 PR rtl-optimization/39110
8183 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8184 addresses, not aligned ones.
8186 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8187 Richard Guenther <rguenther@suse.de>
8189 PR tree-optimization/39100
8190 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8191 comment says and add edges.
8193 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8196 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8197 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8199 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8201 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8202 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8203 register_bb_in_sese, new_sese, free_sese): Moved.
8204 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8205 outermost_loop_in_scop, build_scop_iteration_domain,
8206 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8207 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8208 Use loop_in_sese_p instead of loop_in_scop_p.
8209 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8210 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8211 (scopdet_basic_block_info): Fix bug in scop detection.
8212 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8213 eq_loop_to_cloog_loop): Remove.
8214 (nb_loops_around_loop_in_scop, nb_loop
8215 ref_nb_loops): Moved here...
8216 * graphite.h (ref_nb_loops): ... from here.
8217 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8218 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8219 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8220 * testsuite/gcc.dg/graphite/scop-19.c: New
8222 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8223 Hans-Peter Nilsson <hp@axis.com>
8225 PR rtl-optimization/37889
8226 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8227 Move offset handling from PLUS to before the switch. Use new
8228 arguments when considering SYMBOL_REFs too.
8229 (rtx_addr_can_trap_p): Pass dummy offset and size.
8230 (enum may_trap_p_flags): Remove.
8231 (may_trap_p_1): Pass size from MEM_SIZE.
8233 PR rtl-optimization/38921
8234 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8235 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8236 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8237 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8239 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8241 AVX Programming Reference (January, 2009)
8242 * config/i386/sse.md (*vpclmulqdq): New.
8244 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8246 PR tree-optimization/38977
8247 PR gcov-profile/38292
8248 * calls.c (special_function_p): Disregard __builtin_ prefix.
8250 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8252 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8253 non-indexable addresses even before reload.
8255 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8258 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8259 as having variable size. Do not give an error for unnamed
8260 parameters with [*] declarators. Give a warning for type names
8261 with [*] declarators and mark them as variable size.
8262 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8263 for sizeof applied to [*] type names.
8265 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8268 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8270 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8272 * gcc.c (process_command): Update copyright notice dates.
8273 * gcov.c (print_version): Likewise.
8274 * gcov-dump.c (print_version): Likewise.
8275 * mips-tfile.c (main): Likewise.
8276 * mips-tdump.c (main): Likewise.
8278 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8281 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8282 for composite type involving a zero-length array type.
8284 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8287 * function.c (match_asm_constraints_1): Skip over
8288 initial optional % in the constraint.
8291 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8292 supported, don't accept FIXED_CSTs.
8293 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8294 and _Sat is used without _Fract/_Accum. Set specs->type to
8295 integer_type_node for cts_fract/cts_accum if fixed point is not
8298 2009-02-02 Catherine Moore <clm@codesourcery.com>
8300 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8302 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8304 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8305 (ABI_HAS_64BIT_SYMBOLS): Use it.
8306 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8308 2009-02-02 Paul Brook <paul@codesourcery.com>
8310 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8312 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8315 * recog.h (asm_operand_ok): Add constraints argument.
8316 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8317 recurse on matching constraint.
8318 (check_asm_operands): Pass constraints as 3rd argument to
8319 asm_operand_ok. Don't look up matching constraint here.
8320 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8323 2009-02-02 Ben Elliston <bje@au.ibm.com>
8325 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8326 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8328 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8330 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8331 information. Remove some obsolete information. Reorganize.
8333 * config/pa/fptr.c: Revert license to GPL 2.
8334 * config/pa/milli64.S: Likewise.
8336 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8339 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8340 LIBRARY name in, instead of hard-coding it.
8341 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8342 extra target make frag to tmake_files according to EH model.
8343 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8344 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8345 frags that define makefile variable EH_MODEL appropriately.
8346 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8347 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8348 to "-sjlj" according to type of EH configured.
8349 (LIBGCC_SONAME): Concatenate it to shared library base name.
8350 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8351 to "_sjlj" according to type of EH configured.
8352 (LIBGCC_SONAME): Concatenate it to shared library base name.
8353 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8354 (SHLIB_LINK): Add missing semicolon to if-else construct.
8355 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8356 string value of "pe_dll" command-line option.
8357 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8358 (SHLIB_SONAME): Use it when overriding t-cygming default.
8359 (SHLIB_IMPLIB): Override t-cygming default.
8360 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8361 string value of "pe_dll" command-line option.
8363 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8366 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8367 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8369 2009-01-31 Richard Guenther <rguenther@suse.de>
8371 PR tree-optimization/38937
8372 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8373 computing the transitive closure.
8375 2009-01-30 Richard Guenther <rguenther@suse.de>
8377 PR tree-optimization/39041
8378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8379 Propagate variable indices only if the types match for this stmt.
8381 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8384 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8385 inline but never defined.
8387 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8389 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8390 (*insv_h_di_reg_extimm): New insn.
8391 (*insv_l<mode>_reg_extimm): New insn.
8393 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8395 * config/picochip/picochip.c (flag_conserve_stack): set
8396 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8397 fconserve-stack. Reduce call-overhead used by inliner.
8399 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8402 * common.opt (flag_conserve_stack): Initialised to zero.
8404 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8407 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8408 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8411 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8413 * ira-color.c (allocno_reload_assign): Update comments.
8414 * regmove.c (regmove_optimize): Likewise.
8418 2009-01-29 Robert Millan <rmh@aybabtu.com>
8420 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8421 * config/i386/kopensolaris-gnu.h: New file. Undefine
8422 `MD_UNWIND_SUPPORT'.
8423 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8425 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8427 PR tree-optimization/39007
8428 * tree-loop-distribution.c (generate_builtin): Use
8429 recompute_dominator to compute the immediate dominator of the
8430 basic block just after the loop.
8432 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8434 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8435 (ASM_OUTPUT_DWARF_PCREL): Define.
8437 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8439 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8440 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8441 global. Modify entries about regmove and IRA.
8443 * ra-conflict.c: Remove the file.
8445 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8447 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8448 (pass_regclass_init): Rename to pass_reginfo_init.
8450 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8452 * toplev.h (flag_ira): Remove.
8454 * caller-save.c (setup_save_areas): Remove flag_ira.
8456 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8458 * global.c: Remove the file.
8460 * opts.c (decode_options): Remove flag_ira.
8462 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8464 * regmove.c: Modify file description.
8465 (find_use_as_address, try_auto_increment): Define them only if
8466 AUTO_INC_DEC is defined.
8467 (replacement_quality, replace_in_call_usage, fixup_match_1,
8468 stable_and_no_regs_but_for_p): Remove.
8469 (reg_set_in_bb): Make it static.
8470 (regmove_optimize): Remove flag_ira and code which worked for
8473 * local-alloc.c: Remove the file.
8475 * common.opt (fira): Remove.
8477 * ira.c: Include except.h.
8478 (eliminable_regset): Move from global.c.
8479 (mark_elimination): Ditto. Remove flag_ira.
8480 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8481 equiv_mem_modified, validate_equiv_mem_from_store,
8482 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8483 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8484 no_equiv, recorded_label_ref): Move from local-alloc.c.
8485 (update_equiv_regs): Ditto. Make it static.
8486 (print_insn_chain, print_insn_chains): Move it from global.c.
8487 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8488 (build_insn_chain): Ditto. Make it static.
8489 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8490 Rename to init_live_subregs.
8491 (gate_ira): Remove flag_ira.
8493 * regclass.c: Rename reginfo.c. Change file description.
8494 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8495 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8496 (init_reg_sets_1): Remove code for evaluation of
8497 reg_class_superclasses and losing_caller_save_reg_set.
8498 (init_regs): Remove init_reg_autoinc.
8499 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8500 ok_for_base_p_nonstrict): Remove.
8501 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8502 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8503 corresponding entries.
8504 (dump_regclass, record_operand_costs, scan_one_insn,
8505 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8506 record_address_regs, auto_inc_dec_reg_p): Remove.
8507 (gt-regclass.h): Rename to gt-reginfo.h.
8509 * rtl.h (dump_global_regs, retry_global_alloc,
8510 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8512 * Makefile.in (RA_H): Remove.
8513 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8514 Rename regclass.o to reginfo.o.
8515 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8517 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8518 (GTFILES): Rename regclass.c to reginfo.c.
8520 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8521 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8523 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8524 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8526 (finish_spills): Ditto. Remove code for !flag_ira.
8528 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8531 * doc/invoke.texi (rtl debug options): Complete rewrite.
8532 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8534 * mode-switching.c (pass_mode_switching): Rename pass from
8535 "mode-sw" to "mode_sw".
8536 * except.c (pass_convert_to_eh_ranges): Rename pass from
8537 "eh-ranges" to "eh_ranges".
8538 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8542 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8543 Alexander Monakov <amonakov@ispras.ru>
8546 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8548 (move_exprs_to_boundary): Change return type and pass through
8549 should_move from move_op. Relax assert. Update usage ...
8550 (schedule_expr_on_boundary): ... here. Use should_move instead of
8552 (move_op_orig_expr_found): Indicate that insn was disconnected from
8554 (code_motion_process_successors): Do not call after_merge_succs
8555 callback if original expression was not found when traversing any of
8557 (code_motion_path_driver): Change return type. Update prototype.
8558 (move_op): Update comment. Add a new parameter (should_move). Update
8559 prototype. Set *should_move based on indication provided by
8560 move_op_orig_expr_found.
8562 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8564 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8565 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8566 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8567 * config/rs6000/rs6000.c (rs6000_override_options): Default
8568 avoid-indexed-addresses on for Power6, off for everything else.
8569 (avoiding_indexed_address_p): New function.
8570 (rs6000_legitimize_address): Use it.
8571 (rs6000_legitimate_address): Likewise.
8572 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8574 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8576 PR tree-optimization/38997
8577 * tree-loop-distribution.c (generate_memset_zero): Use
8578 POINTER_PLUS_EXPR for a pointer addition.
8580 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8582 * config/s390/s390.md (bswap<mode>2): New pattern added.
8584 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8586 * config/s390/s390.md (*tls_load_31): Added type attribute.
8588 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8590 * config/s390/s390.md: Fix a few comments.
8592 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8594 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8595 (*tm<mode>_full): Fixed z10prop attribute.
8596 (*tst<mode>_extimm): Fixed z10prop attribute.
8597 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8598 (*tstqiCCT_cconly): Fixed z10prop attribute.
8599 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8600 (*movsi_larl): Fixed z10prop attribute.
8601 (*movsi_zarch): Fixed z10prop attribute.
8602 (*movsi_eas): Fixed z10prop attribute.
8603 (*movhi): Fixed z10prop attribute.
8604 (*movqi): Fixed z10prop attribute.
8605 (*movstrictqi): Fixed z10prop attribute.
8606 (*mov<mode>): Fixed z10prop attribute.
8607 (*movcc): Fixed z10prop attribute.
8608 (*sethighpartdi_64): Fixed z10prop attribute.
8609 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8610 (*negdi2_sign_cc): Fixed z10prop attribute.
8611 (*negdi2_sign): Fixed z10prop attribute.
8612 (*absdi2_sign_cc): Fixed z10prop attribute.
8613 (*absdi2_sign): Fixed z10prop attribute.
8614 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8615 (*negabsdi2_sign): Fixed z10prop attribute.
8616 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8617 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8618 (doloop_si64): Fixed z10prop attribute.
8619 (doloop_si31): Fixed z10prop attribute.
8620 (doloop_long): Fixed z10prop attribute.
8621 (indirect_jump): Fixed z10prop attribute.
8622 (nop): Fixed z10prop attribute.
8623 (main_base_64): Fixed z10prop attribute.
8624 (reload_base_64): Fixed z10prop attribute.
8626 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8628 PR rtl-optimization/38740
8629 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8631 * config/mips/mips.c (mips_reorg): Likewise.
8633 2009-01-28 Richard Guenther <rguenther@suse.de>
8635 PR tree-optimization/38926
8636 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8637 with the correct value id to a value.
8638 (do_regular_insertion): Use the value number of edoubleprime
8639 for the value number of the expr.
8642 2008-08-21 Richard Guenther <rguenther@suse.de>
8644 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8645 a PHI ask VN if it is already available.
8646 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8647 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8649 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8652 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8653 set to varying whenever max has TREE_OVERFLOW set, similarly
8654 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8656 2009-01-28 Richard Guenther <rguenther@suse.de>
8659 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8660 uninitialized aggregate uses in call arguments.
8662 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8664 PR tree-optimization/38984
8665 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8666 the nothing_id variable if -fno-delete-null-pointer-checks.
8668 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8671 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8672 (set_got_offset_rex64): Ditto.
8674 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8677 * doc/extend.texi: Improve local variable with asm reg.
8679 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8681 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8682 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8683 was not supplied then set warn_packed_bitfield_compat to the
8685 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8688 2009-01-27 Richard Guenther <rguenther@suse.de>
8690 PR tree-optimization/38503
8691 * cfgexpand.c (expand_gimple_basic_block): Ignore
8692 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8693 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8694 variables that cannot have TBAA applied.
8695 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8698 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8701 * calls.c (initialize_argument_information): Do not wrap complex
8702 arguments in SAVE_EXPR.
8704 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8706 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8707 (INSTALL_LIBGCC): Revert typo commit.
8709 2009-01-26 Richard Guenther <rguenther@suse.de>
8711 PR tree-optimization/38745
8712 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8713 from special handling.
8715 2009-01-26 Richard Guenther <rguenther@suse.de>
8717 PR tree-optimization/38745
8718 * tree-ssa.c (execute_update_addresses_taken): Do not include
8719 variables that cannot possibly be a register in not_reg_needs.
8720 Do not clear TREE_ADDRESSABLE on vars that may not become
8722 * tree-ssa.c (update_alias_info_1): Include those in the set
8723 of addressable vars.
8725 2009-01-26 Richard Guenther <rguenther@suse.de>
8728 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8729 * tree-ssa-dse.c: Include langhooks.h
8730 (execute_simple_dse): Remove stores with zero size.
8732 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8735 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8738 2009-01-24 Julian Brown <julian@codesourcery.com>
8740 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8741 config/arm/linux-atomic.c.
8742 * config/arm/linux-atomic.c: New.
8744 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8746 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8747 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8748 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8750 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8753 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8756 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8758 PR tree-optimization/38953
8759 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8760 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8761 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8762 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8765 2009-01-24 Paul Brook <paul@codesourcery.com>
8767 * config/arm/neon.md (neon_type): Move to arm.md.
8768 (neon_mov<VSTRUCT>): Add neon_type attribute.
8769 * config/arm/arm.md (neon_type): Move to here.
8770 (conds): Add "unconditioal" and use as default for NEON insns.
8772 2009-01-24 Ben Elliston <bje@au.ibm.com>
8774 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8775 void *' warning from -Wc++-compat.
8776 * Makefile.in (dominance.o-warn): Remove.
8778 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8780 PR tree-optimization/38932
8781 * fold-const.c (fold_unary_ignore_overflow): New.
8782 * tree.h (fold_unary_ignore_overflow): Declare.
8783 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8784 * tree-ssa-sccvn.c (visit_reference_op_load,
8785 simplify_unary_expression): Likewise.
8787 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8789 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8790 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8791 regardless of their type.
8792 * c-common.c (handle_packed_attribute): Don't ignore packed on
8794 * c.opt (Wpacked-bitfield-compat): New warning option.
8795 * stor-layout.c (place_field): Warn if offset of a field changed.
8796 * doc/extend.texi (packed): Mention the ABI change.
8797 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8798 (Warning Options): Add it to the list.
8800 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8802 * c-opts.c (c_common_post_options): Fix a typo in comments.
8804 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8807 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8808 variables to static.
8809 * doc/invoke.texi (-fmerge-all-constants): Update description.
8811 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8814 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8815 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8817 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8819 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8821 (LOCAL_ALIGNMENT): Similarly.
8823 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8824 Joseph Myers <joseph@codesourcery.com>
8826 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8827 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8828 * config/arm/arm-tune.md: Regenerate.
8829 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8832 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8834 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8835 version number to five.
8837 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8840 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8841 * c-common.c (set_underlying_type): Likewise.
8842 (is_typedef_decl ): Likewise
8844 (set_underlying_type): Likewise.
8845 (is_typedef_type): Likewise.
8847 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8850 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8853 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8856 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8857 (LIBGCC_SPEC): Don't define.
8858 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8860 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8862 PR rtl-optimization/38879
8863 * alias.c (base_alias_check): Unaligned access via AND address can
8864 alias all surrounding object types except those with sizes equal
8865 or wider than the size of unaligned access.
8867 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8870 * c-decl.c (clone_underlying_type): Move this ...
8871 * c-common.c (set_underlying_type): ... here.
8872 Also, make sure the function properly sets TYPE_STUB_DECL() on
8873 the newly created typedef variant type.
8874 (is_typedef_decl ): New entry point.
8875 * tree.h: Added a new member member_types_needing_access_check to
8876 struct tree_decl_non_common.
8877 (set_underlying_type): New entry point.
8878 (is_typedef_type): Likewise.
8880 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8882 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8883 Check whether two instructions have memory references that
8884 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8885 are helper functions for traversing.
8886 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8887 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8888 not to draw dependency edge for instructions with non-conflicting
8891 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8894 * longlong.h: Update copyright years. Use soft-fp license notice.
8895 Sync __clz_tab declaration with glibc.
8897 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8900 * doc/extend.texi (syscall_linkage): New.
8901 (version_id): Modify.
8903 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8904 Richard Guenther <rguenther@suse.de>
8906 PR tree-optimization/38747
8907 PR tree-optimization/38748
8908 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8909 conversion if the base address is an indirect reference and the
8910 aliasing sets could cause issues.
8912 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8914 * common.opt (fgraphite, fgraphite-identity): Add comment for
8915 explaining why these options are not documented.
8917 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8919 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8920 gimple_call_lhs is NULL.
8922 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8925 * emit-rtl.c (adjust_address_1): Make sure memref is never
8928 2009-01-20 Ben Elliston <bje@au.ibm.com>
8930 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8931 const qualifier from arg parameter. Remove unnecessary cast to char *.
8932 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8933 const qualifier from arg 2.
8935 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8937 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8939 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8942 * rtl.h (reinit_regs): New prototype.
8943 * regclass.c: Include ira.h.
8945 * Makefile.in (regclass.o): Add ira.h.
8946 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8948 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8951 * c-common.c (handle_aligned_attribute): Use
8952 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8953 default alignment value.
8955 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8957 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8958 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8960 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8961 __BIGGEST_ALIGNMENT__.
8963 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8965 2009-01-18 Richard Guenther <rguenther@suse.de>
8967 PR tree-optimization/38819
8968 * tree-flow.h (operation_could_trap_helper_p): Declare.
8969 * tree-eh.c (operation_could_trap_helper_p): Export.
8970 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8971 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8972 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8973 are about to insert a possibly trapping instruction and fail
8976 2009-01-18 Andreas Schwab <schwab@suse.de>
8978 * doc/install.texi (Configuration): Remove obsolete paragraph
8979 about use of --with-gnu-ld with --with-gnu-as.
8981 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8983 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8984 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8985 Follow spelling conventions.
8987 2009-01-18 Ben Elliston <bje@au.ibm.com>
8989 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8990 C++ warning about implicit conversion from void * to struct
8992 (bitmap_obstack_free): Likewise for bitmap_element *.
8993 * Makefile.in (bitmap.o-warn): Remove.
8995 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8997 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8999 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9000 Tobias Grosser <tobi.grosser@amd.com>
9002 * graphite.c (graphite_trans_scop_block): Do not block single
9005 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9007 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9008 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9009 test with assertion.
9011 2009-01-16 Richard Guenther <rguenther@suse.de>
9013 PR tree-optimization/38835
9015 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9016 and INT + PTR -> (INT)(PTR p+ INT) folding.
9017 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9019 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9022 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9023 the subreg from a lowpart subreg if it is also casting the value.
9025 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9026 Tobias Grosser <tobi.grosser@amd.com>
9028 * graphite.c (compare_prefix_loops): New.
9029 (build_scop_canonical_schedules): Rewritten.
9030 (graphite_transform_loops): Move build_scop_canonical_schedules
9031 after build_scop_iteration_domain.
9033 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9034 Tobias Grosser <tobi.grosser@amd.com>
9036 * graphite.c (add_conditions_to_domain): Add the loops to
9037 the dimension of the iteration domain. Do copy the domain
9038 only when it exists.
9039 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9040 (add_conditions_to_constraints): New.
9041 (can_generate_code_stmt, can_generate_code): Removed.
9042 (gloog): Do not call can_generate_code.
9043 (graphite_transform_loops): Call add_conditions_to_constraints
9044 after building the iteration domain.
9046 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9048 PR tree-optimization/38789
9049 * tree-ssa-threadedge.c
9050 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9051 __builtin_constant_p.
9053 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9055 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9056 examined before deleting them.
9058 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9060 * function.c (aggregate_value_p): Correctly extract the function
9061 type from CALL_EXPR_FN lookup.
9063 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9065 * config/picochip/picochip.c (picochip_override_options): Revert
9066 CFI asm flag disable commited previously.
9068 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9069 Tobias Grosser <tobi.grosser@amd.com>
9070 Jan Sjodin <jan.sjodin@amd.com>
9072 * graphite.c (scan_tree_for_params): On substractions negate
9073 all the coefficients of the term.
9074 (clast_to_gcc_expression_red): New. Handle reduction expressions
9075 of more than two operands.
9076 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9077 (get_vdef_before_scop): Handle also the case of default definitions.
9079 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9081 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9082 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9083 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9085 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9086 Joey Ye <joey.ye@intel.com>
9089 * cfgexpand.c (expand_stack_alignment): Don't update stack
9090 boundary nor check incoming stack boundary here.
9091 (gimple_expand_cfg): Update stack boundary and check incoming
9092 stack boundary here.
9094 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9096 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9098 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9100 PR rtl-optimization/38245
9101 * calls.c (expand_call): Add stack arguments to
9102 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9103 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9104 in regs and partially in memory or BLKmode arguments.
9105 (emit_library_call_value_1): Add stack arguments to
9106 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9107 ACCUMULATE_OUTGOING_ARGS).
9108 * dce.c: Include tm_p.h.
9109 (find_call_stack_args): New function.
9110 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9112 (mark_insn): Call find_call_stack_args for CALL_Ps.
9113 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9114 forwards. Allocate and free arg_stores bitmap if needed, pass it
9115 down to deletable_insn_p, don't mark stores set in arg_stores
9116 bitmap, clear the bitmap at the beginning of each bb.
9117 * Makefile.in (dce.o): Depend on $(TM_P_H).
9119 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9122 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9123 to make sure the insn is a conditional test (bug 22599). Reformat a
9126 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9129 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9130 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9131 (gloog): Do not call cleanup_tree_cfg.
9132 (graphite_transform_loops): Call cleanup_tree_cfg after all
9133 scops have been code generated.
9135 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9136 * doc/gty.texi (Invoking the garbage collector): Added new node
9137 and section documenting ggc_collect.
9139 2009-01-14 Richard Guenther <rguenther@suse.de>
9141 PR tree-optimization/38826
9143 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9144 initialization notes only if we actually emitted a warning.
9145 (intra_create_variable_infos): Add constraints for a result decl
9146 that is passed by hidden reference.
9147 (build_pred_graph): Mark all related variables non-direct on
9150 2009-01-14 Nick Clifton <nickc@redhat.com>
9152 * ira-conflicts.c: Include addresses.h for the definition of
9154 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9155 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9157 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9160 * Makefile.in (ira-lives.o): Add except.h.
9162 * ira-lives.c: Include except.h.
9163 (process_bb_node_lives): Process can_throw_internal.
9165 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9167 PR rtl-optimization/38774
9168 * combine.c (simplify_set): When undoing cc_use change, don't do
9169 PUT_CODE on the newly created comparison, but instead put back the
9172 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9174 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9175 values. Remove duplicate arm8 entry.
9177 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9179 PR tree-optimization/38786
9180 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9181 the SSA_NAME case of expand_scalar_variables_expr.
9182 Set the type of an expression to the type of its assign statement.
9183 (expand_scalar_variables_expr): Also gather the scalar computation
9184 used to index the memory access. Do not pass loop_p.
9185 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9186 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9187 the gimple_stmt_iterator where it inserts new code.
9189 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9190 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9192 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9194 * graphite.h (debug_value): Removed.
9195 * graphite.c (debug_value): Removed.
9197 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9199 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9200 ldrd/strd with two 32-bit instructions.
9202 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9204 * config/arm/arm.c (struct processors): Pass for speed down into
9205 cost helper functions.
9206 (const_ok_for_op): Handle COMPARE and inequality nodes.
9207 (arm_rtx_costs_1): Rewrite.
9208 (arm_size_rtx_costs): Update prototype.
9209 (arm_rtx_costs): Pass speed down to helper functions.
9210 (arm_slowmul_rtx_costs): Rework cost calculations.
9211 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9212 (arm_9e_rtx_costs): Likewise.
9214 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9216 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9217 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9218 (alpha_legitimize_address): Do not split local symbols wider than
9219 UNITS_PER_WORD into HIGH/LO_SUM parts.
9221 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9224 * gcc.c (process_command): Replace call to execvp with calls
9225 to pex_one and exit.
9227 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9230 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9231 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9232 variant for devices with 3-byte PC.
9233 (__tablejump_elpm__): New.
9235 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9238 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9239 offsetof member-designator, handle it as `[0].'.
9241 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9243 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9244 function when not using named sections on targets with named sections
9245 if branch distance is less than 262132.
9247 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9249 * combine.c (combine_instructions): Recompute
9250 optimize_this_for_speed_p for each BB in the main combine loop.
9252 2009-01-12 Tomas Bily <tbily@suse.cz>
9255 * tree-loop-distribution.c (prop_phis): New function.
9256 (generate_builtin): Call prop_phis.
9257 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9259 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9261 PR tree-optimization/38807
9262 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9263 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9265 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9267 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9268 subreg of op0 to the original op0.
9270 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9272 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9274 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9277 * mips-tfile.c (parse_def): Fix parsing of def strings
9278 starting with digits.
9280 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9283 * config/arm/arm.c (arm_is_long_call_p): Don't call
9284 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9286 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9288 * regrename.c (regrename_optimize): Fix dumping.
9289 (find_oldest_value_reg): Preserve REG_POINTER.
9290 (copy_hardreg_forward_1): Likewise.
9292 2009-01-09 Diego Novillo <dnovillo@google.com>
9294 * gimple.h (struct gimple_statement_base) <uid>: Document
9295 the restrictions on its use.
9297 (gimple_set_uid): Tidy.
9299 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9301 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9302 zero guard even if align_bytes != 0 and count is smaller than
9305 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9307 PR rtl-optimization/38495
9308 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9309 (add_range_and_copies_from_move_list): Print all added ranges.
9310 Add ranges to memory optimized destination.
9312 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9316 * config/i386/i386.c (override_options): Reject
9317 -mstringop-strategy=rep_8byte with -m32.
9318 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9319 to 1. Do count comparison against epilogue_size_needed at compile
9320 time even when count_exp was constant forced into register. For
9321 size_needed don't jump to epilogue, instead just avoid aligning
9322 and invoke the body algorithm. If need_zero_guard, add zero guard
9323 even if count is non-zero, but smaller than size_needed + number of
9324 bytes that could be stored for alignment.
9325 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9326 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9327 but smaller than size_needed + number of bytes that could be stored
9328 for alignment. Compare size_needed with epilogue_size_needed instead
9329 of desired_align - align, don't adjust size_needed, pass
9330 epilogue_size_needed to the epilogue expanders.
9333 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9335 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9337 * pa.c (last_address): Change to unsigned.
9338 (update_total_code_bytes): Change argument to unsigned. Don't
9339 check if insn addresses are set.
9340 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9341 addresses are not set.
9342 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9344 2009-01-09 Nick Clifton <nickc@redhat.com>
9346 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9347 DECL_DECLARED_INLINE_P.
9349 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9352 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9353 GET_MODE (op0) in operand_subword_force calls.
9356 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9357 fold_convert arg0 operands to TREE_TYPE (op0) first.
9359 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9361 * params.def (ira-max-conflict-table-size): Decrease default value
9364 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9366 PR tree-optimization/37031
9367 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9369 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9370 allocate it using gc instead of heap, use VEC_quick_push instead of
9372 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9373 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9374 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9375 allocated vector from heap allocated.
9376 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9377 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9378 vector only after perfect_loop_nest_depth call.
9380 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9381 Jan Sjodin <jan.sjodin@amd.com>
9383 PR tree-optimization/38559
9384 * graphite.c (debug_value, copy_constraint,
9385 swap_constraint_variables, scale_constraint_variable, ): New.
9386 (get_lower_bound, get_upper_bound): Removed.
9387 (graphite_trans_bb_strip_mine): Clean up this code that works
9388 only for constant number of iterations. Fully copy upper and
9389 lower bound constraints, not only the constant part of them.
9390 * graphite.h (debug_value): Declared.
9392 2009-01-08 Ira Rosen <irar@il.ibm.com>
9394 PR tree-optimization/37194
9395 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9396 Don't add the cost of cost model guard in prologue to scalar
9397 outside cost in case of known number of iterations.
9399 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9400 Alan Modra <amodra@bigpond.net.au>
9402 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9403 non-word-aligned REG+CONST addressing.
9405 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9408 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9409 free_after_compilation when outputting a thunk.
9410 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9411 Do not call free_after_compilation here.
9413 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9415 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9416 (ix86_valid_target_attribute_inner_p): Ditto.
9418 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9420 PR tree-optimization/38492
9421 PR tree-optimization/38498
9422 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9423 * tree-chrec.h (scev_is_linear_expression): Declared.
9424 * graphite.c (graphite_cannot_represent_loop_niter): New.
9425 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9426 (graphite_loop_normal_form): Use gcc_assert.
9427 (scan_tree_for_params): Use CASE_CONVERT.
9428 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9429 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9430 Use gcc_assert. Discard scops that contain unhandled cases.
9431 (build_scop_conditions): Return a boolean status for unhandled cases.
9432 (strip_mine_profitable_p): Print the loop number, not its depth.
9433 (is_interchange_valid): Pass the depth of the loop nest, don't
9434 recompute it wrongly.
9435 (graphite_trans_bb_block): Same.
9436 (graphite_trans_bb_block): Print tentative of loop blocking.
9437 (graphite_trans_scop_block): Do not print that the loop has been
9439 (graphite_transform_loops): Do not handle scops that contain condition
9442 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9444 AVX Programming Reference (December, 2008)
9445 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9446 (_mm256_stream_pd): Likewise.
9447 (_mm256_stream_ps): Likewise.
9449 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9450 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9451 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9452 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9453 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9454 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9455 (ix86_expand_special_args_builtin): Likewise.
9457 * config/i386/sse.md (AVXMODEDI): New.
9458 (avx_movnt<mode>): Likewise.
9459 (avx_movnt<mode>): Likewise.
9460 (<sse>_movnt<mode>): Remove AVX support.
9461 (sse2_movntv2di): Likewise.
9463 2009-01-07 Richard Guenther <rguenther@suse.de>
9466 * fold-const.c (extract_muldiv): Remove obsolete comment.
9467 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9468 to PLUS_EXPR canonicalization for the canonicalization.
9470 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9472 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9473 hosted cross-compilers generating less efficient code.
9475 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9477 * function.h (rtl_data): Add a dbr_scheduled_p field.
9478 * reorg.c (dbr_schedule): Set it.
9479 (gate_handle_delay_slots): Check it.
9480 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9481 (mips_reorg): Check flag_delayed_branch instead of
9482 mips_base_delayed_branch.
9483 (mips_override_options): Don't set mips_base_delayed_branch
9484 or flag_delayed_branch.
9486 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9488 PR rtl-optimization/38426.
9489 * ira.c (ira): Set current_function_is_leaf earlier.
9491 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9493 PR rtl-optimization/38722
9494 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9495 too early, only set a flag and modify after last possible
9498 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9501 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9502 * real.c (decimal_single_format): Correct values of emin and emax.
9503 (decimal_double_format): Ditto.
9504 (decimal_quad_format): Ditto.
9505 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9506 computation of DECnn_MIN and DECnn_MAX for corrected values of
9507 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9508 __DECnn_MIN__, and adjust its computation for the corrected value
9511 2009-01-06 Jan Hubicka <jh@suse.cz>
9514 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9516 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9518 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9519 Add Robert Clark to the list of testers.
9521 2009-01-06 Jan Hubicka <jh@suse.cz>
9522 Kai Tietz <kai.tietz@onevision.com>
9524 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9525 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9527 2009-01-06 Jan Hubicka <jh@suse.cz>
9528 Kai Tietz <kai.tietz@onevision.com>
9530 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9532 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9533 (ix86_nsaved_regs): Count only general purpose regs.
9534 (ix86_nsaved_sseregs): New.
9535 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9536 to 16 for w64; compute padding and size of sse reg save area.
9537 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9538 general purpose regs.
9539 (ix86_emit_save_sse_regs_using_mov): New.
9540 (ix86_expand_prologue): Save SSE regs if needed.
9541 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9542 (ix86_emit_restore_sse_regs_using_mov): New.
9543 (ix86_expand_epilogue): Save SSE regs if needed.
9545 2009-01-06 Jan Hubicka <jh@suse.cz>
9546 Kai Tietz <kai.tietz@onevision.com>
9548 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9549 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9550 functions when accumulate outgoing args is off.
9552 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9555 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9556 before using pseudos_have_intersected_live_ranges_p.
9558 * ira-int.h (ira_assert): Always define.
9560 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9562 AVX Programming Reference (December, 2008)
9563 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9564 (_mm256_permute2_pd): Likewise.
9565 (_mm_permute2_ps): Likewise.
9566 (_mm256_permute2_ps): Likewise.
9567 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9568 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9570 * config/i386/i386.c (ix86_builtins): Remove
9571 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9572 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9573 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9574 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9575 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9576 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9577 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9578 __builtin_ia32_vpermil2ps256.
9579 (ix86_init_mmx_sse_builtins): Updated.
9580 (ix86_expand_args_builtin): Likewise.
9582 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9584 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9585 long absolute calls when generating PA 2.0 code.
9587 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9589 PR rtl-optimization/38583
9590 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9592 * params.def (ira-max-conflict-table-size): New.
9594 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9596 * ira.h (ira_conflicts_p): New external definition.
9598 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9599 table. Report this. Return result of building.
9600 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9601 building conflict table.
9603 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9604 (ira_color): Use ira_conflicts_p.
9606 * global.c: Include ira.h.
9607 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9610 * Makefile.in (global.o): Add ira.h.
9612 * ira-build.c (mark_all_loops_for_removal,
9613 propagate_some_info_from_allocno): New.
9614 (remove_unnecessary_allocnos): Call
9615 propagate_some_info_from_allocno.
9616 (remove_low_level_allocnos): New.
9617 (remove_unnecessary_regions): Add parameter. Call
9618 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9619 parameter to remove_unnecessary_regions.
9620 (ira_build): Remove all regions but root if the conflict table was
9621 not built. Update conflict hard regs for allocnos crossing calls.
9623 * ira.c (ira_conflicts_p): New global.
9624 (ira): Define and use ira_conflicts_p.
9626 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9627 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9628 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9630 2009-01-06 Ben Elliston <bje@au.ibm.com>
9632 * gengtype-lex.l (YY_NO_INPUT): Define.
9634 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9637 * c-common.c (handle_vector_size_attribute): Also reject
9640 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9642 PR tree-optimization/38492
9643 * graphite.c (rename_map_elt, debug_rename_elt,
9644 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9645 rename_map_elt_info, eq_rename_map_elts,
9646 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9647 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9648 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9649 (sese_build_livein_liveouts): New.
9650 (new_sese, free_sese): New.
9651 (new_scop): Call new_sese.
9652 (free_scop): Call free_sese.
9653 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9654 (register_old_new_names): Renamed register_old_and_new_names.
9655 (register_scop_liveout_renames, add_loop_exit_phis,
9656 insert_loop_close_phis, struct igp,
9657 default_liveout_before_guard, add_guard_exit_phis,
9658 insert_guard_phis, copy_renames): New.
9659 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9660 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9661 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9662 (scop_adjust_phis_for_liveouts): New.
9663 (gloog): Call scop_adjust_phis_for_liveouts.
9665 * graphite.h (struct sese): Documented. Added fields liveout,
9667 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9668 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9669 (struct scop): Added field liveout_renames.
9670 (SCOP_LIVEOUT_RENAMES): New.
9672 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9674 PR tree-optimization/38510
9675 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9676 (translate_clast): Call recompute_all_dominators before
9678 (gloog): Call recompute_all_dominators before graphite_verify.
9680 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9681 Jan Sjodin <jan.sjodin@amd.com>
9683 PR tree-optimization/38500
9684 * graphite.c (create_sese_edges): Call fix_loop_structure after
9687 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9689 * config.gcc: Add m32r*-*-rtems*.
9690 * config/m32r/rtems.h: New file.
9692 2009-01-05 Ben Elliston <bje@au.ibm.com>
9694 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9695 (.po.pox): Likewise.
9696 (po/gcc.pot): Likewise.
9698 2009-01-04 David S. Miller <davem@davemloft.net>
9700 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9701 (STARTING_FRAME_OFFSET): Always set to zero.
9703 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9705 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9706 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9707 fixed-point types, and vectors of the same.
9709 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9711 * config/mips/sync.md (*mb_barrier): Rename to...
9712 (*memory_barrier): ...this.
9714 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9716 * doc/extend.texi (Function Attributes): Move @cindex after @item
9717 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9718 and put in alphabetical order. Fix 'target' name and put in order.
9719 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9722 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9724 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9725 (memory_barrier): Expand as unspec instead of unspec_volatile.
9726 Remove mem:BLK from insn operands. Use Pmode scratch register.
9727 (*memory_barrier): Define as unspec instead of unspec_volatile.
9728 Use (match_dup 0) as input operand.
9730 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9731 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9732 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9733 scratch register. Remove operand 1.
9734 (*stbar): Define as unspec instead of unspec_volatile.
9735 Use (match_dup 0) as input operand, remove (const_int 8).
9736 (*membar): Define as unspec instead of unspec_volatile.
9737 Use (match_dup 0) as input operand, remove input operand 2.
9739 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9740 (memory_barrier): Expand as unspec instead of unspec_volatile.
9741 Remove mem:BLK from insn operands. Use Pmode scratch register.
9742 (*memory_barrier): Define as unspec instead of unspec_volatile.
9743 Use (match_dup 0) as input operand.
9745 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9746 Remove mem:BLK from insn operands. Use Pmode scratch register.
9747 Set volatile flag on operand 0.
9748 (*memory_barrier): New insn pattern.
9750 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9752 (*memory_barrier): Use (match_dup 0) as input operand.
9754 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9755 Remove mem:BLK from insn operands. Use Pmode scratch register.
9756 Set volatile flag on operand 0.
9757 (*mb_internal): New insn pattern.
9759 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9761 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9764 * function.c (struct temp_slot): Move to the section of the file
9765 that deals with temp slots. Remove field 'address'.
9766 (temp_slot_address_table): New hash table of address -> temp slot.
9767 (struct temp_slot_address_entry): New struct, items for the table.
9768 (temp_slot_address_compute_hash, temp_slot_address_hash,
9769 temp_slot_address_eq, insert_temp_slot_address): Support functions
9771 (find_temp_slot_from_address): Rewrite to use the new hash table.
9772 (remove_unused_temp_slot_addresses): Remove addresses of temp
9773 slots that have been made available.
9774 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9775 worker function for remove_unused_temp_slot_addresses.
9776 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9777 Add the temp slot address to the address -> temp slot map.
9778 (update_temp_slot_address): Update via insert_temp_slot_address.
9779 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9780 (pop_temp_slots): Likewise.
9781 (init_temp_slots): Allocate the address -> temp slot map, or empty
9782 the map if it is already allocated.
9783 (prepare_function_start): Initialize temp slot processing.
9785 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9788 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9789 Calculate the size of all stack vars assuming no packing of stack
9790 vars will happen, replacing a quadratic algorithm with a linear one.
9792 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9795 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9798 2009-01-03 Diego Novillo <dnovillo@google.com>
9800 * doc/contrib.texi: Update contributions.
9802 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9805 * builtins.c (fold_builtin_memory_op): Give up if either operand
9806 is volatile. Set srctype or desttype to non-qualified version
9810 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9813 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9815 PR rtl-optimization/35805
9816 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9817 problem if fast dce is able to remove any instructions.
9818 * dce.c (dce_process_block): Fix dump message.
9820 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9823 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9825 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9828 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9829 * tree-pretty-print.c (op_code_prio): New function.
9830 (op_prio): No longer static. Use op_code_prio.
9831 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9832 Use op_prio and op_code_prio to determine if () should be
9833 printed around operand(s) or not.
9835 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9836 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9837 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9838 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9839 pp_character instead of pp_string for single letter printing.
9841 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9843 * doc/extend.texi: Fix '#pragma GCC option' typo.
9845 2009-01-02 Richard Guenther <rguenther@suse.de>
9847 * doc/install.texi (--enable-checking): Mention different
9849 (--enable-stage1-checking): Document.
9851 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9854 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9855 case to be an error.
9857 2009-01-02 Ben Elliston <bje@au.ibm.com>
9859 * config/fp-bit.h (pack_d): Constify argument.
9860 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9861 (isnan): Constify argument.
9865 (_fpadd_parts): Constify return type.
9866 (_fpmul_parts): Likewise.
9867 (_fpdiv_parts): Likewise.
9869 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9872 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9873 warn about overwriting initializer with side-effects or
9874 -Woverride-init if !IMPLICIT.
9875 (output_init_element): Likewise. Pass IMPLICIT down to
9877 (process_init_element): Add IMPLICIT argument. Pass it down
9878 to output_init_element.
9879 (push_init_element, pop_init_level, set_designator): Adjust
9880 process_init_element callers.
9881 (set_nonincremental_init, set_nonincremental_init_from_string):
9882 Adjust add_pending_init callers.
9883 (output_pending_init_elements): Adjust output_init_element callers.
9884 * c-tree.h (process_init_element): Adjust prototype.
9885 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9886 process_init_element callers.
9889 Copyright (C) 2009 Free Software Foundation, Inc.
9891 Copying and distribution of this file, with or without modification,
9892 are permitted in any medium without royalty provided the copyright
9893 notice and this notice are preserved.