1 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
3 * ira.c (setup_cover_and_important_classes): Use safe macro
4 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
6 * genpreds.c (write_tm_preds_h): Output suitable definition of
7 REG_CLASS_FOR_CONSTRAINT.
9 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
13 * bitmap.c (bitmap_descriptor): Likewise.
14 * ggc-common.c (loc_descriptor): Likewise.
15 * varray.c (varray_descriptor): Likewise.
16 * vec.c (vec_descriptor): Likewise.
18 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20 * Makefile.in (dce.o): Add $(EXCEPT_H).
21 * dce.c: Include except.h and delete redundant vector definitions.
22 (deletable_insn_p): Return false for non-call insns that can throw
25 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
27 * gcse.c (ae_gen): Remove.
28 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
29 and make non-static function to make it available in store-motion.c.
30 Update call sites with search-and-replace.
31 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
32 extract_mentioned_regs, extract_mentioned_regs_helper,
33 find_moveable_store, compute_store_table, load_kills_store, find_loads,
34 store_killed_in_insn, store_killed_after, store_killed_before,
35 build_store_vectors, insert_insn_start_basic_block, insert-store,
36 remove_reachable_equiv_notes, replace_store_insn, delete_store,
37 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
38 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
39 * store-motion.c: ...new file. Also copy data structures from gcse.c
40 and clean up to remove parts not used by store motion.
41 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
42 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
44 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
47 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
48 when optimizing for size.
50 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
52 * gcse.c (gcse_constant_p): Fix typo in last change.
54 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
56 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
58 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
60 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
62 2009-04-29 James E. Wilson <wilson@codesourcery.com>
64 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
65 CONST_HIGH_PART result.
67 2009-04-29 Anatoly Sokolov <aesok@post.ru>
69 * config/avr/avr.c (initial_elimination_offset): Rename to
70 avr_initial_elimination_offset.
71 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
72 change return type to bool.
73 (avr_can_eliminate): New function.
74 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
75 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
76 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
77 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
78 avr_initial_elimination_offset.
79 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
80 (avr_initial_elimination_offset): Define.
82 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
83 Steven Bosscher <steven@gcc.gnu.org>
85 PR rtl-optimization/39938
86 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
87 * cfgrtl.c: Include insn-attr.h.
88 (rest_of_pass_free_cfg): New function.
89 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
90 * resource.c (init_resource_info): Remove call to df_analyze.
92 2009-04-29 Richard Guenther <rguenther@suse.de>
95 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
96 allow conversion to signed integers.
98 2009-04-29 Richard Guenther <rguenther@suse.de>
100 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
101 shifts of floating point vectors if the shift amount is
102 a constant multiple of the element size.
104 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
105 Michael Matz <matz@suse.de>
109 * tree-outof-ssa.c (emit_partition_copy): New function.
110 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
111 insert_part_to_rtx_on_edge): Perform the partition base var
112 copy using emit_partition_copy.
113 (insert_value_copy_on_edge): Convert constants to the right mode.
114 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
115 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
117 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
119 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
120 scan backwards to try to find a constant to initialize it.
122 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
123 insn before the loop_end instruction, don't look past labels.
125 2009-04-29 Richard Guenther <rguenther@suse.de>
128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
129 loose type conversions.
130 (forward_propagate_addr_expr): Fix tuplification bug. Remove
131 stmts only if there are no uses of its definition.
133 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
135 * config/bfin/bfin.h (splitting_loops): Declare.
136 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
137 Reorder bit definitions to be ascending.
138 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
139 * config/bfin/bfin.c (splitting_loops): New variable.
140 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
141 (struct loop_info): Remove members INIT and LOOP_INIT.
142 (bfin_optimize_loop): Don't set them. Reorder the code that generates
143 the LSETUP sequence. Allow LC to be loaded from any register, but also
144 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
145 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
147 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
150 * config/bfin/bfin.md (movsi_insn): Refine constraints.
152 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
154 * Makefile.in (PLUGIN_VERSION_H): New.
155 (OBJS-common): Remove plugin-version.o.
156 (plugin.o): Depend on (PLUGIN_VERSION_H).
157 (plugin-version.o): Remove.
158 * configure: Regenerate
159 * configure.ac: Create plugin-version.h.
160 * gcc-plugin.h (plugin_gcc_version): Remove.
161 (plugin_default_version_check): Change signature.
162 * plugin-version.c: Remove.
163 * plugin.c: Include plugin-version.h.
164 (str_plugin_gcc_version_name): Remove.
165 (try_init_one_plugin): Pass gcc version to plugin_init.
166 (plugin_default_version_check): Both gcc and plugin versions are now
169 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
171 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
172 problematic last insns. Test for TYPE_CALL rather than CALL_P.
173 Remove special case testing for last insn of inner loops. Don't fail if
174 the loop ends with a jump, emit an extra nop instead.
176 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
177 DREGS rather than comparing directly. Remove code that tries to
178 account for latencies.
180 2009-04-29 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/39941
183 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
184 eliminating an indirect call.
186 2009-04-29 Richard Guenther <rguenther@suse.de>
188 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
189 parameter. Allow invariants as base if !require_lvalue.
190 (verify_gimple_assign_single): Adjust.
192 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
194 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
195 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
196 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
197 ssaddhi3_parts and sssubhi3_parts.
198 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
200 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
203 2009-04-28 Richard Guenther <rguenther@suse.de>
205 * tree-vect-loop.c (get_initial_def_for_induction): Use
206 correct types for pointer increment.
208 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * toplev.c (print_version): Update GMP version string calculation.
212 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
214 PR rtl-optimization/39938
215 * resource.c (init_resource_info): Add call to df_analyze.
217 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
219 * config/alpha/alpha.md (usegp): Cast the result of
220 alpha_find_lo_sum_using_gp to enum attr_usegp.
221 * config/alpha/alpha.c (override_options): Remove end-of-structure
222 marker element from cpu_table. Use array size of cpu_table to handle
223 -mcpu and -mtune options.
224 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
226 2009-04-28 Joseph Myers <joseph@codesourcery.com>
228 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
229 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
231 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
233 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
234 * config/rs6000/option-defaults.h: ... here. New file.
235 (OPT_64, OPT_32): Define.
236 (MASK_64BIT): Define to 0 if not already defined.
237 (OPT_ARCH64, OPT_ARCH32): Define.
238 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
241 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
243 * config/arm/arm.c (arm_override_options): Emit error on using
246 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
248 PR rtl-optimization/39914
249 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
250 registers for allocnos created from user-defined variables only
253 2009-04-28 Richard Guenther <rguenther@suse.de>
256 * fold-const.c (fold_binary): Use distribute_real_division only
259 2009-04-28 Steve Ellcey <sje@cup.hp.com>
261 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
262 add hpux-stdint.h to tm_file.
263 (hppa[12]*-*-hpux11*): Ditto.
264 (ia64*-*-hpux*): Ditto.
265 * config/hpux-stdint.h: New.
266 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
267 __STDC_EXT__ for all compiles.
268 * config/pa/pa-hpux.h: Ditto.
269 * config/pa/pa-hpux10.h: Ditto.
270 * config/pa/pa-hpux11.h: Ditto.
272 2009-04-28 Catherine Moore <clm@codesourcery.com>
274 * debug.h (set_name): Add comment.
276 2009-04-28 Andrew Pinski <pinskia@gmail.com>
279 * config/darwin.c (machopic_gen_offset): Check
280 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
281 * config/arm/arm.c (require_pic_register): Likewise.
283 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
285 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
286 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
287 m32c_promote_prototypes): Delete.
289 2009-04-28 Michael Matz <matz@suse.de>
292 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
295 2009-04-28 Richard Guenther <rguenther@suse.de>
297 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
299 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
301 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
302 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
303 * config/arm/arm-tune.md: Regenerate.
305 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
307 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
308 block if there are complex incoming edges.
309 (sel_merge_blocks): Remove useless assert.
310 (sel_redirect_edge_and_branch): Check that edge was redirected.
311 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
312 (sel_find_rgns): Delete declaration.
313 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
314 the region when it is not a preheader.
316 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
319 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
321 2009-04-28 Richard Guenther <rguenther@suse.de>
323 * tree.h (SSA_NAME_VALUE): Remove.
324 (struct tree_ssa_name): Remove value_handle member.
325 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
326 array for jump threading.
327 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
329 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
330 * tree-flow.h (threadedge_initialize_values): Declare.
331 (threadedge_finalize_values): Likewise.
332 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
333 (SSA_NAME_VALUE): Define.
334 (threadedge_initialize_values): New function.
335 (threadedge_finalize_values): Likewise.
336 * tree-ssa-dom.c (ssa_name_values): New global variable.
337 (SSA_NAME_VALUE): Define.
338 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
340 2009-04-28 Ira Rosen <irar@il.ibm.com>
342 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
343 Use REPORT_VECTORIZED_LOCATIONS instead
344 REPORT_VECTORIZED_LOOPS.
345 * tree-vectorizer.c (vect_verbosity_level): Make static.
346 (vect_loop_location): Rename to vect_location.
347 (vect_set_verbosity_level): Update comment.
348 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
350 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
351 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
352 instead REPORT_UNVECTORIZED_LOOPS.
353 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
354 vect_loop_def to vect_external_def and vect_internal_def.
355 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
356 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
357 REPORT_UNVECTORIZED_LOCATIONS.
358 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
359 and vect_used_in_loop and to vect_unused_in_scope and
361 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
362 (vect_verbosity_level): Remove declaration.
363 (vect_analyze_operations): Likewise.
364 (vect_analyze_stmt): Declare.
365 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
366 REPORT_UNVECTORIZED_LOCATIONS.
367 (vect_get_loop_niters): Fix indentation.
368 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
369 (vect_analyze_loop_operations): New function.
370 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
371 vect_analyze_operations.
372 (vect_is_simple_reduction): Use new names.
373 (vectorizable_live_operation, vect_transform_loop): Likewise.
374 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
375 specify whether the data references can be a part of interleaving chain.
376 (vect_analyze_data_ref_dependence): Use new names.
377 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
378 (vect_create_addr_base_for_vector_ref): Remove redundant code.
379 * tree-vect-patterns.c (widened_name_p): Use new names.
380 (vect_recog_dot_prod_pattern): Likewise.
381 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
382 (process_use, vect_mark_stmts_to_be_vectorized,
383 vect_model_simple_cost, vect_model_store_cost,
384 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
385 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
386 vectorizable_operation, vectorizable_type_demotion,
387 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
388 vectorizable_condition): Likewise.
389 (vect_analyze_operations): Split into vect_analyze_loop_operations
391 (vect_analyze_stmt): ... new function.
392 (new_stmt_vec_info): Use new names.
393 (vect_is_simple_use): Use new names and fix comment.
394 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
395 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
397 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
401 and integer modes for x87 operands. Do not ICE for unsupported size,
402 generate error instead. Generate error for unsupported operand types.
403 ['z']: Do not handle HImode memory operands specially. Warning
404 for floating-point operands. Fallthru to 'Z' for unsupported operand
405 types. Do not ICE for unsupported size, generate error instead.
406 (output_387_binary_op): Use %Z to output operands.
407 (output_fp_compare): Ditto.
408 (output_387_reg_move): Ditto.
410 2009-04-28 Ben Elliston <bje@au.ibm.com>
415 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
417 * builtins.c (c_strlen): Do not warn here.
418 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
419 * c-common.c (pointer_int_sum): Take an explicit location.
420 Warn about offsets out of bounds.
421 * c-common.h (pointer_int_sum): Adjust declaration.
423 2009-04-27 Ian Lance Taylor <iant@google.com>
425 * collect2.c (is_ctor_dtor): Change type of ret field in struct
427 * dce.c (run_fast_df_dce): Change type of old_flags to int.
428 * df-core.c (df_set_flags): Change return type to int. Change
429 type of old_flags to int.
430 (df_clear_flags): Likewise.
431 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
432 (df_get_conditional_uses): Likewise.
433 * df.h (df_set_flags, df_clear_flags): Update declarations.
434 * dwarf2out.c (struct indirect_string_node): Change type of form
435 field to enum dwarf_form.
436 (AT_string_form): Change return type to enum dwarf_form.
437 * fixed-value.c (fixed_compare): Add cast to enum type.
438 * fwprop.c (update_df): Change 0 to VOIDmode.
439 * gensupport.c: Change 0 to UNKNOWN.
440 * gimple.h (gimple_cond_code): Add cast to enum type.
441 * haifa-sched.c (reemit_notes): Add cast to enum type.
442 * hooks.c (hook_int_void_no_regs): Remove function.
443 * hooks.h (hook_int_void_no_regs): Remove declaration.
444 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
445 * predict.c (combine_predictions_for_insn): Add casts to enum type.
446 * real.c (real_arithmetic): Add cast to enum type.
447 (real_compare): Likewise.
448 * target.h (struct gcc_target): Change return type of
449 branch_target_register_class to enum reg_class.
450 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
451 default_branch_target_register_class.
452 * targhooks.c (default_branch_target_register_class): New function.
453 * targhooks.h (default_branch_target_register_class): Declare.
454 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
455 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
457 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
459 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
460 vect_uninitialized_def. Change 0 to ERROR_MARK.
461 * tree-vect-stmts.c (supportable_widening_operation): Don't
462 initialize icode1 and icode2.
463 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
464 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
466 (cmn_err_flag_specs): Change 0 to STD_C89.
467 (cmn_err_char_table): Likewise.
468 * config/arm/arm.c (get_arm_condition_code): Change type of code
469 to enum arm_cond_code.
470 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
471 (IWMMXT_BUILTIN2): Likewise.
472 (neon_builtin_type_bits): Don't define typedef.
473 (neon_builtin_datum): Change type of bits field to int.
474 (arm_expand_neon_args): Add cast to enum type.
475 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
477 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
479 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
481 * config/mips/mips.md (jal_macro): Return enum constant.
482 (single_insn): Likewise.
483 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
485 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
487 * config/s390/s390.c (s390_tune_flags): Change type to int.
488 (s390_arch_flags): Likewise.
489 (s390_handle_arch_option): Change flags field of struct pta to int.
490 * config/s390/s390.h (s390_tune_flags): Update declaration.
491 (s390_arch_flags): Likewise.
492 * config/sh/sh.c (prepare_move_operands): Compare
493 tls_symbolic_operand result with enum constant.
494 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
495 (sh_expand_prologue): Add cast to enum type.
496 (sh_expand_epilogue): Likewise.
497 (tls_symbolic_operand): Change return type to enum tls_model.
498 (fpscr_set_from_mem): Add cast to enum type.
499 (legitimize_pic_address): Compare tls_symbolic_operand result with
501 (sh_target_reg_class): Change return type to enum reg_class.
502 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
504 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
505 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
506 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
507 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
508 (delayed_branch, tls_call_delay): Likewise.
509 (eligible_for_sibcall_delay): Likewise.
510 (eligible_for_return_delay): Likewise.
511 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
512 (spu_expand_builtin_1): Likewise.
514 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
515 for all types of conversions.
516 (output_init_element): Issue -Wc++-compat warning if needed when
517 initializing a bitfield with enum type.
518 * c-parser.c (c_parser_expression): Set original_type to
519 original_type of right hand operand of comman operator.
521 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
523 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
525 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
526 * doc/cpp.texi (Standard Predefined Macros)
527 (Implementation-defined behavior): Likewise.
528 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
529 * doc/gimple.texi (GIMPLE Exception Handling)
530 (@code{GIMPLE_ASSIGN}): Likewise.
531 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
532 * doc/invoke.texi (Warning Options, Optimize Options)
533 (AVR Options, Darwin Options): Likewise.
534 (Optimize Options): Reformulate -fwhole-program description.
535 * doc/loop.texi (Lambda): Likewise.
536 * doc/md.texi (Output Template, Define Constraints)
537 (Standard Names, Insn Splitting): Likewise.
538 * doc/options.texi (Option properties): Likewise.
539 * doc/passes.texi (Tree-SSA passes): Likewise.
540 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
541 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
542 (File Names and DBX): Likewise.
543 * doc/trouble.texi (Incompatibilities): Likewise.
545 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
547 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
548 instruction is correct.
550 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
552 Allow non-constant arguments to conversion intrinsics.
553 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
554 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
555 * spu.c (print_operand): Handle 'v' and 'w'.
556 (exp2_immediate_p, spu_gen_exp2): Define.
557 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
558 spu_convtf_1): Update parameter descriptions.
559 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
560 * constraints.md ('v', 'w'): New.
561 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
563 (i2f, I2F): New define_mode_attr.
564 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
565 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
566 fixuns_truncv4sfv4si2): Update to use mode attribute.
567 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
568 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
569 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
570 patterns for combine.
572 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
574 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
575 (cprop, hoist, pre, store_motion): New debug counters.
576 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
577 is not an RTL pass anymore.
578 (pass_profiling): Remove extern decl for pass removed in 2005.
579 (pass_gcse, pass_jump_bypass): Remove.
580 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
581 to 0 for clean state.
582 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
583 * cse.c (gate_handle_cse_after_global_opts,
584 rest_of_handle_cse_after_global_opts): New functions.
585 (pass_cse_after_global_opts): New pass, does local CSE.
586 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
587 (TV_CPROP): New timevar.
588 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
589 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
590 (gcse_main, recompute_all_luids): Remove.
591 (compute_hash_table_work): Call max_reg_num instead of reading
593 (cprop_jump): Don't set run_jump_opt_after_gcse.
594 (constprop_register): Always allow to alter jumps.
595 (cprop_insn): Likewise.
596 (do_local_cprop): Likewise.
597 (local_cprop_pass): Likewise. Return non-zero if something changed.
598 (cprop): Remove function, fold interesting bits into one_cprop_pass.
599 (find_implicit_sets): Add note about missed optimization opportunity.
600 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
601 pass_rtl_cprop execute function.
602 Don't bother tracking the pass number, each pass gets its own dumpfile
604 Always allow to alter jumpsand bypass jumps.
605 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
606 will just find no suitable set.
607 (pre_edge_insert): Fix dumping, this function is for PRE only.
608 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
609 pass_rtl_pre execute function.
610 (hoist_code): Return non-zero if something changed. Keep track of
611 substitutions and insertions for statistics gathering similar to PRE.
612 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
613 called from the pass_rtl_hoist execute function. Show pass statistics.
614 (compute_store_table): Use max_reg_num directly instead of using the
615 formerly global max_gcse_regno.
616 (build_store_vectors): Likewise.
617 (replace_store_insn): Fix dumping.
618 (store_motion): Rename to ...
619 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
620 pass, called from the pass_rtl_store_motion execute function. Keep
621 track of substitutions and insertions for statistics gathering similar
623 (bypass_jumps): Remove, fold interesting bits into ...
624 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
625 from the pass_rtl_cprop execute function.
626 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
627 pass_jump_bypass): Remove.
628 (gate_handle_gcse, rest_of_handle_gcse): Remove.
629 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
630 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
631 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
632 (gate_rtl_store_motion, execute_rtl_store_motion,
633 pass_rtl_store_motion): New.
634 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
635 make it clear that -fcse-skip-blocks is a no-op for backward compat.
636 * passes.c (init_optimization_passes): Remove pass_gcse and
637 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
638 and cse_after_global_opts in place of pass_gcse. Schedule cprop
639 instead of pass_jump_bypass.
641 2009-04-27 Richard Guenther <rguenther@suse.de>
644 * gimplify.c (gimplify_expr): If we are required to create
645 a temporary make sure it ends up as register.
647 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
650 * config/i386/i386.c (construct_container): Don't call
651 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
652 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
654 2009-04-27 Michael Matz <matz@suse.de>
656 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
657 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
658 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
659 (dump_replaceable_exprs): Take a bitmap.
660 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
662 (expand_gimple_basic_block): Likewise.
663 * tree-ssa-ter.c (struct temp_expr_table_d): Make
664 replaceable_expressions member a bitmap.
665 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
666 (mark_replaceable): Likewise.
667 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
668 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
670 2009-04-27 Richard Guenther <rguenther@suse.de>
672 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
673 (verify_stmts): Dispatch to gimple/type verification code.
674 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
675 issue with call argument types.
677 2009-04-27 Michael Matz <matz@suse.de>
679 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
680 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
683 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
684 Eric Botcazou <ebotcazou@adacore.com>
686 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
687 a label's basic block.
688 (mark_target_live_regs): Tidy and rework obsolete comments.
689 Change back DF problem to LIVE. If a label starts a basic block,
690 assume that all registers that used to be live then still are.
691 (init_resource_info): If a label starts a basic block, set its
692 BLOCK_FOR_INSN accordingly.
693 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
695 2009-04-27 Richard Guenther <rguenther@suse.de>
697 * tree-flow-inline.h (function_ann): Remove.
698 (get_function_ann): Likewise.
699 * tree-dfa.c (create_function_ann): Remove.
700 * tree-flow.h (struct static_var_ann_d): Remove.
701 (struct function_ann_d): Likewise.
702 (union tree_ann_d): Remove fdecl member.
703 (function_ann_t): Remove.
704 (function_ann, get_function_ann, create_function_ann): Remove
707 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
709 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
711 2009-04-27 Jan Hubicka <jh@suse.cz>
713 * ipa-pure-const.c (struct funct_state_d): New fields
714 state_previously_known, looping_previously_known; remove
716 (analyze_function): Use new fields.
717 (propagate): Avoid assumption that state_set_in_source imply
720 * tree-ssa-loop-niter.c (finite_loop_p): New function.
721 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
722 * cfgloop.h (finite_loop_p): Declare.
724 2009-04-26 Michael Matz <matz@suse.de>
726 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
728 2009-04-26 Michael Matz <matz@suse.de>
730 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
731 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
732 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
733 pass_mark_used_blocks): Remove.
734 * tree-optimize.c (pass_free_datastructures,
735 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
736 * passes.c (init_optimization_passes): Don't call
737 pass_mark_used_blocks, remove dead code.
739 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
741 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
742 * tree-ssa-live.h (register_ssa_partition): Likewise.
744 2009-04-26 Michael Matz <matz@suse.de>
747 * builtins.c (fold_builtin_next_arg): Handle SSA names.
748 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
749 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
751 (compare_pairs): Swap cost comparison.
752 (coalesce_ssa_name): Don't use change_partition_var.
753 * tree-nrv.c (struct nrv_data): Add modified member.
754 (finalize_nrv_r): Set it.
755 (tree_nrv): Use it to update statements.
756 (pass_nrv): Require PROP_ssa.
757 * tree-mudflap.c (mf_decl_cache_locals,
758 mf_build_check_statement_for): Use make_rename_temp.
759 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
760 * alias.c (find_base_decl): Handle SSA names.
761 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
762 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
763 * rtl.h (set_reg_attrs_for_parm): Declare.
764 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
765 to "optimized", remove unused locals at finish.
766 (execute_free_datastructures): Make global, call
767 delete_tree_cfg_annotations.
768 (execute_free_cfg_annotations): Don't call
769 delete_tree_cfg_annotations.
771 * ssaexpand.h: New file.
772 * expr.c (toplevel): Include ssaexpand.h.
773 (expand_assignment): Handle SSA names the same as register variables.
774 (expand_expr_real_1): Expand SSA names.
775 * cfgexpand.c (toplevel): Include ssaexpand.h.
776 (SA): New global variable.
777 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
779 (set_rtl): New helper function.
780 (add_stack_var): Deal with SSA names, use set_rtl.
781 (expand_one_stack_var_at): Likewise.
782 (expand_one_stack_var): Deal with SSA names.
783 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
784 before unique numbers.
785 (expand_stack_vars): Use set_rtl.
786 (expand_one_var): Accept SSA names, add asserts for them, feed them
787 to above subroutines.
788 (expand_used_vars): Expand all partitions (without default defs),
789 then only the local decls (ignoring those expanded already).
790 (expand_gimple_cond): Remove edges when jumpif() expands an
792 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
793 or remove abnormal edges. Ignore insns setting the LHS of a TERed
795 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
796 members of SA; deal with PARM_DECL partitions here; expand
797 all PHI nodes, free tree datastructures and SA. Commit instructions
798 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
799 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
800 info and statements at start, collect garbage at finish.
801 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
802 (VAR_ANN_PARTITION) Remove.
803 (change_partition_var): Don't declare.
804 (partition_to_var): Always return SSA names.
805 (var_to_partition): Only accept SSA names.
806 (register_ssa_partition): Only check argument.
807 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
809 (delete_var_map): Don't free it.
810 (var_union): Only accept SSA names, simplify.
811 (partition_view_init): Mark only useful SSA names as used.
812 (partition_view_fini): Only deal with SSA names.
813 (change_partition_var): Remove.
814 (dump_var_map): Use ssa_name instead of partition_to_var member.
815 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
817 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
818 (struct _elim_graph): New member const_dests; nodes member vector of
820 (set_location_for_edge): New static helper.
821 (create_temp): Remove.
822 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
823 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
824 (new_elim_graph): Allocate const_dests member.
825 (clean_elim_graph): Truncate const_dests member.
826 (delete_elim_graph): Free const_dests member.
827 (elim_graph_size): Adapt to new type of nodes member.
828 (elim_graph_add_node): Likewise.
829 (eliminate_name): Likewise.
830 (eliminate_build): Don't take basic block argument, deal only with
831 partition numbers, not variables.
832 (get_temp_reg): New static helper.
833 (elim_create): Use it, deal with RTL temporaries instead of trees.
834 (eliminate_phi): Adjust all calls to new signature.
835 (assign_vars, replace_use_variable, replace_def_variable): Remove.
836 (rewrite_trees): Only do checking.
837 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
838 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
839 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
840 contains_tree_r, MAX_STMTS_IN_LATCH,
841 process_single_block_loop_latch, analyze_edges_for_bb,
842 perform_edge_inserts): Remove.
843 (expand_phi_nodes): New global function.
844 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
845 functions, initialize new parameter, remember partitions having a
847 (finish_out_of_ssa): New global function.
848 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
849 don't reset in_ssa_p here, don't disable TER when mudflap.
850 (pass_del_ssa): Remove.
851 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
853 (execute_free_datastructures): Declare.
854 * Makefile.in (SSAEXPAND_H): New variable.
855 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
856 * basic-block.h (commit_one_edge_insertion): Declare.
857 * passes.c (init_optimization_passes): Move pass_nrv and
858 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
859 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
860 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
861 (redirect_branch_edge): Deal with super block when expanding, split
862 out jump patching itself into ...
863 (patch_jump_insn): ... here, new static helper.
865 2009-04-26 Michael Matz <matz@suse.de>
867 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
868 beyond num_ssa_names.
869 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
870 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
872 2009-04-26 Jakub Jelinek <jakub@redhat.com>
875 * fwprop.c (forward_propagate_asm): New function.
876 (forward_propagate_and_simplify): Propagate also into __asm, if it
877 doesn't increase the number of referenced registers.
880 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
882 2009-04-26 Jakub Jelinek <jakub@redhat.com>
884 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
885 note_nonlocal_vla_type for nonlocal VLAs.
886 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
887 contains_remapped_vars, remap_vla_decls): New functions.
888 (convert_nonlocal_reference_stmt): If not optimizing, call
889 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
890 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
891 if it wasn't found in var_map.
892 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
893 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
894 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
896 * gimplify.c (nonlocal_vlas): New variable.
897 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
899 (gimplify_body): Create and destroy nonlocal_vlas.
901 * dwarf2out.c (loc_descr_plus_const): New function.
902 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
903 mem_loc_descriptor, loc_descriptor_from_tree_1,
904 descr_info_loc, gen_variable_die): Use it.
906 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
907 !TREE_STATIC VAR_DECLs.
908 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
909 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
910 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
911 DECL_BY_REFERENCE is valid.
912 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
913 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
914 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
915 Copy DECL_BY_REFERENCE.
916 (struct nesting_copy_body_data): New type.
917 (nesting_copy_decl): New function.
918 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
919 if they have variable length.
921 2009-04-26 Michael Matz <matz@suse.de>
923 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
924 mark new temporaries for renaming.
926 2009-04-26 Joseph Myers <joseph@codesourcery.com>
929 * c-decl.c (global_bindings_p): Return negative value.
930 (c_variable_size): New. Based on variable_size from
932 (grokdeclarator): Call c_variable_size not variable_size.
934 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
936 * config/i386/i386.c (print_operand) ['z']: Fix typo.
938 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
940 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
941 Redefine it to just use mingw/include.
942 (ASM_SPEC): Rules for -m32 and -m64.
943 (LINK_SPEC): Use Likewise.
944 (SPEC_32): New define.
946 (SUB_LINK_SPEC): Likewise.
947 (MULTILIB_DEFAULTS): New define.
948 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
949 Add multilib options.
950 (MULTILIB_DIRNAMES): Likewise.
951 (MULTILIB_OSDIRNAMES): Likewise.
953 (INSTALL_LIBGCC): Likewise.
955 2009-04-26 Joseph Myers <joseph@codesourcery.com>
958 * c-tree.h (enum c_inline_static_type): New.
959 (record_inline_static): Declare.
960 * c-decl.c (struct c_inline_static, c_inline_statics,
961 record_inline_static, check_inline_statics): New.
962 (pop_file_scope): Call check_inline_statics.
963 (start_decl): Call record_inline_static instead of pedwarning
964 directly for static in inline function.
965 * c-typeck.c (build_external_ref): Call record_inline_static
966 instead of pedwarning directly for static referenced in inline
969 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
971 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
972 not new but only being rescanned.
973 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
974 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
975 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
976 record_set_info, compute_set, grealloc): Remove.
977 (recompute_all_luids): New function.
978 (gcse_main): Don't compute sets, and don't do related memory
979 allocations/free-ing. If something changed before the end of the
980 pass, update LUIDs using recompute_all_luids.
981 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
982 (free_gcse_mem): Don't free it either.
983 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
984 Use the df insn LUIDs.
985 (load_killed_in_block): Likewise.
986 (compute_hash_table_work): Don't compute reg_set_in_block.
987 (compute_transp): Use DF_REG_DEF_CHAINs.
988 (local_cprop_pass): Don't use compute_sets and related functions.
989 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
990 Use get_max_uid() instead of max_cuid.
991 (insert_insn_end_basic_block, pre_insert_copy_insn,
992 update_ld_motion_stores): Don't try to
993 keep reg_set tables up to date.
994 (pre_insert_copies): Use df insn LUIDs.
995 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
996 (reg_set_info): Don't use extra bitmap argument.
997 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
998 information to compute regs_set_in_block.
999 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1000 (bypass_jumps): Don't use compute_sets and friends.
1002 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1005 * opts.c (undocumented_msg): Do not leave blank even with
1008 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1010 * c-decl.c (build_enumerator): Allow values folding to integer
1011 constants but not integer constant expressions with a pedwarn if
1014 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1017 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1018 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1019 type is an integer constant.
1021 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1027 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1030 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1031 with variably modified return type and no storage class
1032 specifiers, except for the case of nested functions. Distinguish
1033 extern declarations of functions with variably modified return
1034 types from those of objects with variably modified types.
1036 2009-04-25 Jan Hubicka <jh@suse.cz>
1038 * tree.c (list_equal_p): New function.
1039 * tree.h (list_equal_p): Declare.
1040 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1041 basic_block_def, basic_block, const_basic_block): New.
1042 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1043 (redirect_eh_edge): New function.
1044 (make_eh_edge_update_phi): EH edges are not abnormal.
1045 * except.c: Include tree-flow.h.
1046 (list_match): New function.
1047 (eh_region_replaceable_by_p): New function.
1048 (replace_region): New function.
1049 (hash_type_list): New function.
1050 (hash_eh_region): New function.
1051 (eh_regions_equal_p): New function.
1052 (merge_peers): New function.
1053 (remove_unreachable_regions): Verify EH tree when checking;
1055 (copy_eh_region_1): New function.
1056 (copy_eh_region): New function.
1057 (push_reachable_handler): New function.
1058 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1059 regions without label but with live RESX.
1060 * except.h (redirect_eh_edge_to_label): New.
1061 * tree-flow.h (redirect_eh_edge): New.
1062 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1063 basic_block_def, basic_block, const_basic_block): Remove.
1064 * Makefile.in (except.o): Add dependency on tree-flow.h
1065 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1066 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1069 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1072 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1073 on the destination of memcpy.
1075 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1077 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1078 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1079 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1081 2009-04-25 Jan Hubicka <jh@suse.cz>
1083 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1084 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1085 to be reached by different label than left.
1086 (update_eh_edges): Update comment; remove edge_to_remove if possible
1087 and return true if suceeded.
1088 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1089 (cleanup_eh): Compute sharing map.
1090 * except.c (remove_eh_handler_and_replace): Add argument if we should
1092 (remove_unreachable_regions): Update for label sharing.
1093 (label_to_region_map): Likewise.
1094 (get_next_region_sharing_label): New function.
1095 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1097 (remove_eh_handler): Update.
1098 (remove_eh_region_and_replace_by_outer_of): New function.
1099 * except.h (struct eh_region): Add next_region_sharing_label.
1100 (remove_eh_region_and_replace_by_outer_of,
1101 get_next_region_sharing_label): Declare.
1102 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1104 2009-04-25 Jan Hubicka <jh@suse.cz>
1106 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1107 insert code even if they are not critical.
1109 2009-04-25 Jan Hubicka <jh@suse.cz>
1111 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1112 (gimple_can_remove_branch_p): EH edges won't remove branch by
1114 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1115 updating of non-abnormal EH edges.
1116 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1117 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1118 (split_critical_edges): Split also edges where emitting code on them
1119 will lead to splitting later.
1121 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1122 H.J. Lu <hongjiu.lu@intel.com>
1125 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1126 the configured assembler supports fildq and fistpq mnemonics.
1127 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1128 * configure: Regenerated.
1131 * config/i386/i386.c (print_operand): Handle 'Z'.
1132 ['z']: Remove handling of special fild/fist suffixes.
1133 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1134 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1135 suffix of fild insn.
1136 (*floatsi<mode>2_vector_mixed): Ditto.
1137 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1138 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1139 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1140 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1141 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1143 2009-04-25 Ben Elliston <bje@au.ibm.com>
1145 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1146 the source of a set operation.
1148 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1150 * target.h (struct gcc_target): Add case_values_threshold field.
1151 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1152 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1153 * targhooks.c (default_case_values_threshold): New function.
1154 * targhooks.h (default_case_values_threshold): Declare function.
1155 * stmt.c (expand_case): Use case_values_threshold target hook.
1156 * expr.h (case_values_threshold): Remove declartation.
1157 * expr.c (case_values_threshold): Remove function.
1158 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1160 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1161 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1162 (avr_case_values_threshold): Declare as static.
1163 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1165 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1166 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1167 (mn10300_case_values_threshold): New function.
1169 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1171 * ira.c (setup_cover_and_important_classes): Add enum cast.
1173 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1175 * genpreds.c (write_enum_constraint_num): Output definition of
1176 CONSTRAINT_NUM_DEFINED_P macro.
1177 * ira.c (setup_cover_and_important_classes): Use
1178 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1180 2009-04-24 DJ Delorie <dj@redhat.com>
1182 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1183 __SH2A_SINGLE_ONLY__ also.
1185 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1187 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1188 (movdf_internal): Ditto.
1189 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1190 SFmode and DFmode constants.
1191 (ia64_print_operand): Add 'G' format for printing
1192 floating point constants.
1194 2009-04-24 Richard Guenther <rguenther@suse.de>
1196 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1197 from unsigned additions.
1199 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1201 * c-typeck.c (set_init_index): Allow array designators that are
1202 not integer constant expressions with a pedwarn if pedantic.
1204 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1206 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1207 zero if no overlap in nonzero bits between the operands.
1209 2009-04-24 Ian Lance Taylor <iant@google.com>
1211 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1212 (record_dead_and_set_regs): Likewise.
1213 * df.h (struct df_mw_hardreg): Change flags field to int.
1214 (struct df_base_ref): Likewise.
1215 (struct df): Change changeable_flags field to int.
1216 * df-scan.c (df_defs_record): Change clobber_flags to int.
1217 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1218 constants rather than #define macros.
1219 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1220 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1221 (enum dwarf_calling_convention): Likewise.
1222 (enum dwarf_line_number_x_ops): Likewise.
1223 (enum dwarf_call_frame_info): Likewise.
1224 (enum dwarf_source_language): Likewise.
1225 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1226 (add_calling_convention_attribute): Likewise.
1227 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1228 (combine_comparisons): Change compcode to int. Add cast to enum type.
1229 * genrecog.c (maybe_both_true_2): Change c to int.
1230 (write_switch): Likewise. Add cast to enum type.
1231 * gimplify.c (gimplify_omp_for): Handle return values from
1232 gimplify_expr using MIN rather than bitwise or.
1233 (gimplify_expr): Add cast to enum type.
1234 * ipa-prop.c (update_jump_functions_after_inlining): Change
1235 IPA_BOTTOM to IPA_JF_UNKNOWN.
1236 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1237 Add casts to enum type.
1238 (setup_cover_and_important_classes): Change cl to int. Add casts
1240 (setup_class_translate): Change cl and mode to int.
1241 (ira_init_once): Change mode to int.
1242 (free_register_move_costs): Likewise.
1243 (setup_prohibited_mode_move_regs): Add casts to enum type.
1244 * langhooks.c (add_builtin_function_common): Rework assertion that
1245 value fits bitfield.
1246 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1247 * omega.c (omega_do_elimination): Avoid math on enum types.
1248 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1249 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1250 int local to handle integral_argment value.
1251 * regmove.c (try_auto_increment): Change PUT_MODE to
1253 * reload.c (push_secondary_reload): Add casts to enum type.
1254 (secondary_reload_class, find_valid_class): Likewise.
1255 * reload1.c (emit_input_reload_insns): Likewise.
1256 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1257 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1258 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1260 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1261 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1263 (expand_complex_libcall): Add casts to enum type.
1264 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1265 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1266 with ERROR_MARK, not NUM_TREE_CODES.
1267 (vect_create_epilog_for_reduction): Likewise.
1268 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1269 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1270 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1272 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1273 vect_unused_in_loop. Change 0 to loop_vect.
1274 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1275 * var-tracking.c (get_init_value): Change return type to enum
1277 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1278 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1280 (arm_override_options): Add casts to enum type.
1281 (arm_emit_tls_decoration): Likewise.
1282 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1284 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1285 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1286 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1288 * config/s390/s390.c (code_for_builtin_64): Change to array of
1290 (code_for_builtin_31): Likewise.
1291 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1293 * config/sparc/sparc.c (sparc_override_options): Change value
1294 field in struct code_model to enum cmodel. In initializer change
1295 0 to NULL and add cast to enum type.
1297 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1298 Change all callers. Issue a -Wc++-compat warning using
1299 lhs_origtype if necessary.
1300 (convert_for_assignment): Issue -Wc++-compat warnings about
1301 invalid conversions to enum type on assignment.
1302 * c-common.h (build_modify_expr): Update declaration.
1304 2009-04-24 Nick Clifton <nickc@redhat.com>
1306 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1307 (function_arg_advance): Likewise.
1308 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1311 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1313 * config/s390/constraints.md ('I', 'J'): Fix condition.
1315 2009-04-24 Diego Novillo <dnovillo@google.com>
1317 * gengtype-parse.c (parse_error): Add newline after message.
1319 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1321 * config/i386/sse.md (avxmodesuffixs): Removed.
1322 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1323 (*avx_pinsr<ssevecsize>): This.
1325 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1327 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1328 follow chains of regs with a single definition, and allow expressions
1329 that are function_invariant_p.
1330 (simple_rhs_p): Allow expressions that are function_invariant_p.
1332 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1335 * fold-const.c (fold_cond_expr_with_comparison): When folding
1336 > and >= to MAX, make sure the MAX uses the same type as the
1337 comparison's operands.
1339 2009-04-24 Nick Clifton <nickc@redhat.com>
1341 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1342 addressing for DImode accesses.
1343 (frv_print_operand_address): Handle PLUS case.
1344 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1346 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1348 PR rtl-optimization/39794
1349 * alias.c (canon_true_dependence): Add x_addr argument.
1350 * rtl.h (canon_true_dependence): Adjust prototype.
1351 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1352 * cselib.c (cselib_invalidate_mem): Likewise.
1353 * gcse.c (compute_transp): Likewise.
1354 * dse.c (scan_reads_nospill): Likewise.
1355 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1356 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1357 canon_base_addr of the group, plus optional offset.
1358 (struct group_info): Rename canon_base_mem to
1360 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1361 canon_rtx of base_mem.
1363 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1365 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1366 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1368 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1370 * config/spu/spu-builtins.h: Delete file.
1372 * config/spu/spu.h (enum spu_builtin_type): Move here from
1374 (struct spu_builtin_description): Likewise. Add GTY marker.
1375 Do not use enum spu_function_code or enum insn_code.
1376 (spu_builtins): Add extern declaration.
1378 * config/spu/spu.c: Do not include "spu-builtins.h".
1379 (enum spu_function_code, enum spu_builtin_type_index,
1380 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1381 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1382 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1383 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1384 (spu_builtin_types): Make static. Add GTY marker.
1385 (spu_builtins): Add extern declaration with GTY marker.
1388 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1389 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1390 Check programmatically whether all parameters are scalar.
1392 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1394 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1396 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1397 assignment from the constructor either if the target is volatile.
1399 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1401 * config/arm/arm.md (insv): Do not share operands[0].
1403 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1405 * config/vxlib-tls.c (active_tls_threads): Delete.
1406 (delete_hook_installed): New.
1407 (tls_delete_hook): Don't delete the delete hook.
1408 (tls_destructor): Delete it here.
1409 (__gthread_set_specific): Adjust installing the delete hook.
1410 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1411 __gthread_leave_tsd_dtor_context.
1413 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1415 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1417 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1419 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1421 (alpha_rtx_costs): Ditto.
1422 (emit_unlikely_jump): Use add_reg_note.
1423 (emit_frame_store_1): Ditto.
1424 (alpha_expand_prologue): Ditto.
1425 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1426 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1428 2009-04-23 Nick Clifton <nickc@redhat.com>
1430 * config/v850/v850.md (epilogue): Remove suppressed code.
1431 (return): Rename to return_simple and remove test of frame size.
1432 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1433 to gen_return_simple.
1435 2009-04-22 Jing Yu <jingyu@google.com>
1438 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1440 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1443 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1444 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1445 value is a VECTOR_CST, the element type is the element type of the
1448 2009-04-22 DJ Delorie <dj@redhat.com>
1450 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1452 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1454 * alias.c (find_base_term): Move around LO_SUM case, so that
1455 CONST falls through into PLUS/MINUS handling.
1458 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1459 into 0, use omit_one_operand.
1461 2009-04-23 Ben Elliston <bje@au.ibm.com>
1463 * config/rs6000/linux-unwind.h (get_regs): Remove type
1464 puns. Change the type of `pc' to an array of unsigned ints and
1465 update all users. Constify frame24.
1467 2009-04-22 DJ Delorie <dj@redhat.com>
1469 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1470 declarations before code.
1471 (current_function_special_page_vector): Likewise.
1472 (m32c_expand_insv): Silence a warning.
1474 2009-04-21 Taras Glek <tglek@mozilla.com>
1476 * alias.c: Update GTY annotations to new syntax.
1477 * basic-block.h: Likewise.
1478 * bitmap.h: Likewise.
1479 * c-common.h: Likewise.
1480 * c-decl.c: Likewise.
1481 * c-parser.c: Likewise.
1482 * c-pragma.c: Likewise.
1483 * c-tree.h: Likewise.
1484 * cfgloop.h: Likewise.
1485 * cgraph.h: Likewise.
1486 * config/alpha/alpha.c: Likewise.
1487 * config/arm/arm.h: Likewise.
1488 * config/avr/avr.h: Likewise.
1489 * config/bfin/bfin.c: Likewise.
1490 * config/cris/cris.c: Likewise.
1491 * config/darwin.c: Likewise.
1492 * config/frv/frv.c: Likewise.
1493 * config/i386/i386.c: Likewise.
1494 * config/i386/i386.h: Likewise.
1495 * config/i386/winnt.c: Likewise.
1496 * config/ia64/ia64.h: Likewise.
1497 * config/iq2000/iq2000.c: Likewise.
1498 * config/mips/mips.c: Likewise.
1499 * config/mmix/mmix.h: Likewise.
1500 * config/pa/pa.c: Likewise.
1501 * config/pa/pa.h: Likewise.
1502 * config/rs6000/rs6000.c: Likewise.
1503 * config/s390/s390.c: Likewise.
1504 * config/sparc/sparc.c: Likewise.
1505 * config/xtensa/xtensa.c: Likewise.
1506 * cselib.h: Likewise.
1507 * dbxout.c: Likewise.
1508 * dwarf2out.c: Likewise.
1509 * except.c: Likewise.
1510 * except.h: Likewise.
1511 * fixed-value.h: Likewise.
1512 * function.c: Likewise.
1513 * function.h: Likewise.
1514 * gimple.h: Likewise.
1515 * integrate.c: Likewise.
1516 * optabs.c: Likewise.
1517 * output.h: Likewise.
1520 * stringpool.c: Likewise.
1521 * tree-data-ref.c: Likewise.
1522 * tree-flow.h: Likewise.
1523 * tree-scalar-evolution.c: Likewise.
1524 * tree-ssa-address.c: Likewise.
1525 * tree-ssa-alias.h: Likewise.
1526 * tree-ssa-operands.h: Likewise.
1529 * varasm.c: Likewise.
1530 * varray.h: Likewise.
1532 * coretypes.h: Do not define GTY macro if it is already defined.
1533 * doc/gty.texi: Update GTY documentation to new syntax.
1534 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1535 annotations on structs.
1536 * gengtype-parse.c: Likewise.
1538 2009-04-22 Mark Heffernan <meheff@google.com>
1540 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1542 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1544 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1547 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1549 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1550 the same as a PLUS without a shift. Increase the cost of a
1553 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1555 * Makefile.in: Update dependencies.
1556 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1557 * errors.h: Remove bogus comment about compatibility.
1558 (warning): Update declaration.
1559 * genautomata.c: Update all calls to warning.
1560 * gimple.c: Do not include errors.h. Include toplev.h.
1561 * tree-ssa-structalias.c: Do not include errors.h.
1562 * omega.c: Likewise.
1563 * tree-ssa-reassoc.c: Likewise.
1564 * config/spu/spu-c.c: Likewise.
1565 * config/spu/t-spu-elf: Update dependencies.
1567 2009-04-22 Richard Guenther <rguenther@suse.de>
1569 PR tree-optimization/39824
1570 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1571 make sure the types are compatible.
1573 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1576 * c-common.c (c_parse_error): Take a token_flags parameter.
1577 Use token_type for the token type instead.
1578 Pass token_flags to cpp_type2name.
1579 * c-common.h (c_parse_error): Update declaration.
1580 * c-parser.c (c_parser_error): Pass 0 as token flags.
1582 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1584 PR rtl-optimization/39580
1585 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1587 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1589 * function.c (expand_function_end): Do not emit a jump to the "naked"
1590 return label for fall-through returns.
1591 * except.c (sjlj_emit_function_exit): Always place the call to the
1592 unregister function at the location installed by expand_function_end.
1594 2009-04-22 Richard Guenther <rguenther@suse.de>
1596 PR tree-optimization/39845
1597 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1598 (gen_inbound_check): Likewise.
1600 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1602 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1604 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1605 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1607 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1609 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1610 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1611 shift counts to avoid out-of-bounds array accesses.
1613 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1615 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1616 (Pmode): Move above.
1618 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1620 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1621 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1622 GET_CODE macro. Use IN_RANGE macro where appropriate.
1623 * config/alpha/alpha.h: Ditto.
1624 * config/alpha/alpha.md: Ditto.
1625 * config/alpha/constraints.md: Ditto.
1626 * config/alpha/predicates.md: Ditto.
1628 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1630 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1631 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1632 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1633 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1634 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1635 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1636 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1637 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1638 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1639 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1640 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1641 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1642 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1643 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1644 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1645 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1646 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1647 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1648 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1649 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1650 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1651 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1652 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1653 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1654 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1655 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1656 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1658 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1660 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1661 references from comments.
1662 * cfgbuild.c: (count_basic_blocks): Delete.
1663 (find_basic_blocks_1): Delete.
1664 (find_basic_blocks): Delete.
1665 * except.c (finish_eh_generation): Make static. Move comment from
1666 except.h here. Remove find_basic_blocks references from comments.
1667 * except.h (finish_eh_generation): Delete.
1668 * basic-block.h (find_basic_blocks): Delete.
1669 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1671 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1673 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1674 (sdbout_parms): Likewise.
1676 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1678 * config/sh/sh.c (prepare_cbranch_operands): Use
1679 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1680 (expand_cbranchdi4): Likewise.
1681 (from_compare): Add cast to enum type.
1682 (expand_cbranchsi4): Use add_reg_note.
1683 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1684 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1685 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1686 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1687 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1688 instead of CODE_FOR_nothing.
1689 (cbranchdi4): Likewise. Fix the order of arguments for
1691 (push_fpscr): Use add_reg_note.
1692 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1693 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1695 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1697 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1698 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1699 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1700 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1701 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1702 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1703 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1704 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1705 config/alpha/x-vms, config/arc/t-arc,
1706 config/arm/README-interworking, config/arm/arm-c.c,
1707 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1708 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1709 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1710 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1711 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1712 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1713 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1714 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1715 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1716 config/cris/t-elfmulti, config/crx/t-crx,
1717 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1718 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1719 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1720 config/h8300/t-h8300, config/i386/athlon.md,
1721 config/i386/darwin-libgcc.10.4.ver,
1722 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1723 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1724 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1725 config/i386/t-linux64, config/i386/t-nwld,
1726 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1727 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1728 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1729 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1730 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1731 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1732 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1733 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1734 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1735 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1736 config/m68k/t-uclinux, config/mcore/t-mcore,
1737 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1738 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1739 config/mips/crtn.asm, config/mips/irix-crti.asm,
1740 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1741 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1742 config/mips/mips-fixed.md, config/mips/sb1.md,
1743 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1744 config/mips/t-iris6, config/mips/t-isa3264,
1745 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1746 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1747 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1748 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1749 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1750 config/mn10300/t-linux, config/mn10300/t-mn10300,
1751 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1752 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1753 config/picochip/libgccExtras/clzsi2.asm,
1754 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1755 config/rs6000/darwin-libgcc.10.4.ver,
1756 config/rs6000/darwin-libgcc.10.5.ver,
1757 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1758 config/rs6000/t-aix43, config/rs6000/t-aix52,
1759 config/rs6000/t-darwin, config/rs6000/t-fprules,
1760 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1761 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1762 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1763 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1764 config/rs6000/t-rtems, config/rs6000/t-spe,
1765 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1766 config/score/t-score-elf, config/sh/divcost-analysis,
1767 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1768 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1769 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1770 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1771 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1772 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1773 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1774 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1775 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1776 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1777 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1778 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1779 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1780 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1781 * config/h8300/genmova.sh: Include copyright and license notices
1782 in generated output.
1783 * config/h8300/mova.md: Regenerate.
1784 * doc/install.texi2html: Include word "Copyright" in copyright
1785 notice and use name "Free Software Foundation, Inc.".
1786 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1787 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1788 ChangeLog-2007, ChangeLog-2008: Correct dates.
1790 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1792 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1793 NE_EXPR operations as well.
1794 * c-parser.c (c_parser_condition): Do not set location information on
1796 (c_parser_conditional_expression): Likewise.
1797 (c_parser_binary_expression): Set location information on operators.
1798 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1799 TRUTH_NOT_EXPR has been folded.
1800 * fold-const.c (fold_truth_not_expr): Copy location information from
1801 the incoming expression to the outgoing one.
1802 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1803 recursive calls on the LHS of the operator but pass that of the
1804 operator to recursive calls on the RHS of the operator. Set it
1806 (shortcut_cond_expr): Set the locus of the operator on the second
1807 COND_EXPR and that of the expression on the first in degenerate cases.
1808 Pass the locus of the expression to calls to shortcut_cond_r.
1809 Set the locus of the 'then' block on the associated jump, if any.
1810 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1811 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1812 expression to call to gimplify_boolean_expr.
1814 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1816 * config.gcc: Add additional configuration for
1817 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1818 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1819 (CPP_SPEC): Redefine for allowing -municode option.
1820 (STARTFILE_SPEC): Likewise.
1821 * config/i386/t-mingw-w64: New.
1822 * config/i386/mingw-w64.opt: New.
1823 (municode): Add new target option.
1824 * doc/invoke.texi (municode): Add documentation for new option.
1826 2009-04-21 Ian Lance Taylor <iant@google.com>
1828 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1829 Correct test for number of arguments.
1830 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1832 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1834 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1835 argument of emit_library_call.
1837 2009-04-21 Richard Guenther <rguenther@suse.de>
1840 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1841 inside VIEW_CONVERT_EXPRs.
1843 2009-04-21 Martin Jambor <mjambor@suse.cz>
1845 * tree-switch-conversion.c (build_constructors): Split a long line.
1846 (constructor_contains_same_values_p): New function.
1847 (build_one_array): Create assigns of constants if possible, do not
1848 call mark_sym_for_renaming, call update_stmt.
1849 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1850 make_rename_temp. Do not call mark_symbols_for_renaming, call
1852 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1853 find_new_referenced_vars, call update_stmt.
1854 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1855 instead of calling make_rename_temp. Do not call
1856 find_new_referenced_vars or mark_symbols_for_renaming, call
1859 2009-04-21 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/39827
1862 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1863 (tree_ssa_phiprop): Pass the correct array size.
1865 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1867 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1869 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1872 * c-typeck.c (lvalue_p): Move declaration ...
1873 * c-common.h (lvalue_p): ... to here.
1874 * c-common.c (candidate_equal_p): New.
1875 (add_tlist): Use it.
1876 (merge_tlist): Use it.
1877 (warn_for_collisions_1): Likewise.
1878 (warning_candidate_p): Accept more candidates.
1879 (verify_tree): A warning candidate can be an expression. Use
1882 2009-04-21 Ben Elliston <bje@au.ibm.com>
1885 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1886 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1887 options. Remove -mcall-solaris documentation.
1889 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1892 * doc/invoke.texi (-Wlong-long): Update description.
1893 * c-lex (interpret_integer): Only warn if there was no previous
1894 overflow and -Wlong-long is enabled.
1895 * c-decl.c (declspecs_add_type): Drop redundant flags.
1896 * c.opt (Wlong-long): Init to -1.
1897 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1898 and front-end warn_long_long. Wlong-long only depends on other
1899 flags if it is uninitialized.
1900 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1901 the same for CPP and FE.
1902 (restore_extension_diagnostics): Likewise.
1904 2009-04-20 Ian Lance Taylor <iant@google.com>
1906 Fix enum conversions which are invalid in C++:
1907 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1908 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1909 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1910 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1911 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1912 (dbxout_parms): Likewise.
1913 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1914 (df_clear_flags): Likewise.
1915 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1916 top_flag parameter to int.
1917 (df_chain_create_bb_process_use): Likewise.
1918 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1920 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1921 (df_ref_create_structure, df_def_record_1): Likewise.
1922 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1923 (df_notes_rescan): Change 0 to VOIDmode in function call.
1924 (df_get_call_refs, df_insn_refs_collect): Likewise.
1925 (df_bb_regs_collect): Likewise.
1926 (df_entry_block_defs_collect): Likewise.
1927 (df_exit_block_uses_collect): Likewise.
1928 * df.h: Update declarations.
1929 * double-int.c (double_int_divmod): Add cast to enum type.
1930 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1931 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1932 (based_loc_descr): Likewise.
1933 (loc_descriptor_from_tree_1): Change first_op and second_op to
1934 enum dwarf_location_atom. Add cast to enum type.
1935 * expmed.c (init_expmed): Change 0 to SET in function call.
1936 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1937 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1938 (do_store_flag): Likewise.
1939 * fixed-value.h (struct fixed_value): Change mode to enum
1941 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1942 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1944 (insert_insn_decl, insert_decl, insert_state): Likewise.
1945 (automata_list_finish): Likewise.
1946 * genrecog.c (process_define_predicate): Add cast to enum type.
1947 * gensupport.c (init_predicate_table): Add cast to enum type.
1948 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1950 (gimple_build_call_1, gimple_build_label): Likewise.
1951 (gimple_build_goto, gimple_build_asm_1): Likewise.
1952 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1953 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1954 (enum fallback): Rename from enum fallback_t.
1955 (fallback_t): Typedef as int.
1956 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1957 GSI_SAME_STMT in function call.
1958 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1960 (setup_reg_class_relations): Likewise.
1961 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1962 (setup_prohibited_class_mode_regs): Add cast to enum type.
1963 (setup_prohibited_mode_move_regs): Likewise.
1964 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1965 (record_address_regs): Change i to enum reg_class.
1966 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1967 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1968 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1969 (GET_MODE_2XWIDER_MODE): Likewise.
1970 (GET_CLASS_NARROWEST_MODE): Likewise.
1971 * omp-low.c (expand_omp_for): Add cast to enum type.
1972 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1973 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1974 * postreload.c (reload_cse_simplify_operands): Change rclass local
1976 * predict.c (combine_predictions_for_insn): Change best_predictor
1977 and predictor to enum br_predictor.
1978 (combine_predictions_for_bb): Likewise.
1979 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1980 use SET_PREDICT_EXPR_OUTCOME.
1981 * real.c (real_arithmetic): Change icode to code in function call.
1982 * reginfo.c (init_move_cost): Add casts to enum type.
1983 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1984 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1986 * reload.c (find_valid_class): Add casts to enum type.
1987 (push_reload): Change 0 to NO_REGS in function call.
1988 (find_reloads): Change this_alternative to array of enum
1989 reg_class. Remove some now-unnecessary casts.
1990 (make_memloc): Change 0 to VOIDmode in function call.
1991 * reload1.c (reload): Change 0 to VOIDmode in function call.
1992 (eliminate_regs_1, elimination_effects): Likewise.
1993 (eliminate_regs_in_insn): Likewise.
1994 (emit_input_reload_insns): Add cast to enum type.
1995 (delete_output_reload): Change 0 to VOIDmode in function call.
1996 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1997 to enum type in function call.
1998 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1999 (SET_PREDICT_EXPR_OUTCOME): Define.
2000 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2001 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2002 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2003 (dump_function): Likewise.
2004 * tree-dump.h: Update declarations.
2005 * tree-pass.h: Update declarations.
2006 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2007 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2009 (arm_rtx_costs_1): Correct parenthesization.
2010 (arm_rtx_costs): Add casts to enum type.
2011 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2012 (vfp_emit_fstmd): Use add_rg_note.
2013 (emit_multi_reg_push, emit_sfm): Likewise.
2014 (thumb_set_frame_pointer): Likewise.
2015 (arm_expand_prologue): Likewise.
2016 (arm_regno_class): Change return type to enum reg_class.
2017 (thumb1_expand_prologue): Use add_reg_note.
2018 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2019 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2021 * config/arm/gentune.sh: Add cast to enum type.
2022 * config/arm/arm-tune.md: Rebuild.
2023 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2024 (ix86_split_fp_branch, predict_jump): Likewise.
2025 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2026 insn_code to enum rtx_code.
2027 (ix86_builtin_vectorized_function): Add cast to enum type.
2028 * config/i386/i386.md (truncdfsf2): Change slot to enum
2030 (truncxf<mode>2, isinf<mode>2): Likewise.
2031 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2033 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2034 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2035 (insert_bundle_state): Change 1 to INSERT in function call.
2036 (ia64_add_bundle_selector_before): Likewise.
2037 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2038 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2039 (restore_stack_nonlocal): Likewise.
2040 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2042 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2044 (mips_rtx_costs): Likewise.
2045 (mips_override_options): Add casts to enum type.
2046 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2048 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2049 (store_reg, set_reg_plus_d): Likewise.
2050 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2051 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2053 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2055 (emit_unlikely_jump): Use add_reg_note.
2056 (rs6000_emit_allocate_stack): Likewise.
2057 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2058 (output_toc): Change 1 to INSERT in function call.
2059 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2060 (rs6000_initialize_trampoline): Likewise.
2061 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2063 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2064 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2065 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2066 (save_gprs): Use add_reg_note.
2067 (s390_emit_prologue): Likewise.
2068 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2069 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2070 (sparc_fold_builtin): Add cast to enum type.
2071 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2073 (spu_expand_prologue): Use add_reg_note.
2074 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2076 2009-04-20 Ian Lance Taylor <iant@google.com>
2078 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2079 (c_parser_postfix_expression_after_primary): Get VEC for list of
2080 arguments. Get original types of arguments. Call
2081 build_function_call_vec.
2082 (cached_expr_list_1, cached_expr_list_2): New static variables.
2083 (c_parser_expr_list): Change return type to VEC *. Add
2084 p_orig_types parameter. Change all callers.
2085 (c_parser_release_expr): New static function.
2086 (c_parser_vec_to_tree_list): New static function.
2087 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2088 call build_function_call_vec.
2089 (build_function_call_vec): New function, based on old
2090 build_function_call.
2091 (convert_arguments): Remove nargs and argarray parameters. Change
2092 values to a VEC. Add origtypes parameter.
2093 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2094 (convert_for_assignment): Add origtype parameter. Change all
2095 callers. If warn_cxx_compat, check for conversion to an enum
2096 type when calling a function.
2097 (store_init_value): Add origtype parameter. Change all callers.
2098 (digest_init): Likewise.
2099 (struct init_node): Add origtype field.
2100 (add_pending_init): Add origtype parameter. Change all callers.
2101 (output_init_element): Likewise.
2102 (output_pending_init_elements): Pass origtype from init_node to
2103 output_init_element.
2104 (process_init_element): Pass origtype from c_expr to
2105 output_init_element.
2106 (c_finish_return): Add origtype parameter. Change all callers.
2107 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2109 (sync_resolve_params): Likewise.
2110 (sync_resolve_return): Change params to first_param. Change caller.
2111 (resolve_overloaded_builtins): Change params to VEC *. Change
2112 callers. Save first parameter around call to build_function_call_vec.
2113 * c-decl.c (finish_decl): Add origtype parameter. Change all
2114 callers. Call build_function_call_vec rather than
2115 build_function_call for cleanup.
2116 * c-tree.h: Update declarations.
2117 * c-common.h: Update declarations.
2118 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2119 params to first_param.
2120 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2121 params parameter from tree to void *.
2122 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2123 Change arglist parameter to have type void *, and to be a pointer
2125 * config/rs6000/rs6000-protos.h
2126 (altivec_resolve_overloaded_builtin): Update declaration.
2127 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2128 fnargs parameter to have type void *, and to be a pointer to a
2129 VEC. Call build_function_call_vec instead of
2130 build_function_call.
2131 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2133 2009-04-20 Joey Ye <joey.ye@intel.com>
2134 Xuepeng Guo <xuepeng.guo@intel.com>
2135 H.J. Lu <hongjiu.lu@intel.com>
2137 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2139 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2140 (IX86_LEA_PRIORITY): Likewise.
2141 (distance_non_agu_define): New function.
2142 (distance_agu_use): Likewise.
2143 (ix86_lea_for_add_ok): Likewise.
2144 (ix86_dep_by_shift_count): Likewise.
2146 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2147 should split for LEA.
2149 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2151 (ix86_dep_by_shift_count): Likewise.
2153 2009-04-20 Richard Guenther <rguenther@suse.de>
2155 * expr.c (handled_component_p): Move ...
2156 * tree.h (handled_component_p): ... here.
2157 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2158 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2159 and REALPART_EXPR to be in one group.
2161 2009-04-20 Richard Guenther <rguenther@suse.de>
2163 * basic-block.h (get_all_dominated_blocks): Declare.
2164 * dominance.c (get_all_dominated_blocks): New function.
2165 * tree-cfg.c (get_all_dominated_blocks): Remove.
2166 (remove_edge_and_dominated_blocks): Adjust.
2167 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2168 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2169 instead of recursing.
2171 2009-04-20 Doug Kwan <dougkwan@google.com>
2173 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2174 (struct cgraph_node_set_def): New type.
2175 (cgraph_node_set) New type. Also declare vector functions.
2176 (struct cgraph_node_set_element_def): New type.
2177 (cgraph_node_set_element): Ditto.
2178 (cgraph_node_set_iterator): New iterator type.
2179 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2180 cgraph_node_set_remove, dump_cgraph_node_set,
2181 debug_cgraph_node_set): New prototypes.
2182 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2183 cgraph_node_set_size): New inlines.
2184 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2186 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2187 argument to function 'write_summary'.
2188 * ipa.c: Include ggc.h.
2189 (hash_cgraph_node_set_element,
2190 eq_cgraph_node_set_element, cgraph_node_set_new,
2191 cgraph_node_set_add, cgraph_node_set_remove,
2192 cgraph_node_set_find, dump_cgraph_node_set,
2193 debug_cgraph_node_set): New functions.
2194 * Makefile.in (ipa.o): Add dependency on GGC_H.
2196 2009-04-20 Ira Rosen <irar@il.ibm.com>
2198 PR tree-optimization/39675
2199 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2200 check of the return code of vect_schedule_slp. Check that
2201 stmt_vec_info still exists for the statement, before checking its
2204 2009-04-20 Michael Matz <matz@suse.de>
2206 * Makefile.in (generated_files): Take out $(simple_generated_c).
2208 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2210 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2211 (UINTPTR_TYPE): Likewise.
2213 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2216 * c-typeck.c (digest_init): Check for initializing an array with a
2219 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2222 * c-semantics.c (pop_stmt_list): Propagate
2223 STATEMENT_LIST_HAS_LABEL to parent statement list.
2225 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2227 * config/mips/mips.h (mips_tune_attr): New macro.
2228 * config/mips/mips.md (cpu): Use it.
2230 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2233 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2236 2009-04-19 Diego Novillo <dnovillo@google.com>
2238 * toplev.c (compile_file): Move call to coverage_finish ...
2239 * cgraphunit.c (ipa_passes): ... here.
2240 Call cgraph_process_new_functions.
2241 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2242 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2244 2009-04-19 Jan Hubicka <jh@suse.cz>
2246 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2248 (dump_cgraph_node): Dump can throw external flag.
2249 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2251 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2255 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2256 * common.opt (Wlogical-op): Move from here...
2257 * c.opt (Wlogical-op): ... to here.
2258 * c-typeck.c (parser_build_binary_op): Update call to
2259 warn_logical_operator.
2260 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2262 * c-common.c (warn_logical_op): Update.
2263 * c-common.h (warn_logical_op): Update declaration.
2265 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2267 * tree.c (protected_set_expr_location): Fix formatting.
2269 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2272 * c-typeck.c (readonly_warning): new.
2273 (build_unary_op, build_modify_expr): Use readonly_warning for
2274 storing into something readonly but not const-qualified.
2276 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2279 * c-typeck.c (build_unary_op): Check for taking address of
2280 expression of type void.
2282 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2285 * c-typeck.c (build_function_call): Check for calling a function
2286 with qualified void return types. Call require_complete_type when
2289 2009-04-18 Jan Hubicka <jh@suse.cz>
2291 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2293 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2294 can_throw_external flag.
2295 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2296 * ipa-pure-const.c (ignore_edge): New function.
2297 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2298 only over can_throw_external edges.
2299 (local_pure_const): Add nothrow flag.
2300 * ipa-utils.c (searchc): Add ignore_edge callback.
2301 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2302 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2303 (set_nothrow_function_flags): Update cgraph.
2304 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2306 2009-04-18 Richard Guenther <rguenther@suse.de>
2309 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2310 (fold_stmt): ... this and ...
2311 (fold_stmt_inplace): ... this.
2312 (fold_stmt_1): Fold references in calls and asms.
2313 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2315 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2317 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2318 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2320 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2322 * tree.c (function_args_count): Remove.
2323 * tree.h: Remove the prototype for function_args_count.
2325 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2327 * tree-iterator.c (expr_only): Remove.
2328 * tree.h: Remove the prototype for expr_only.
2330 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2332 * reginfo.c (cannot_change_mode_set_regs): Remove.
2333 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2335 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2337 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2338 whether operands 0 and 1 overlaps.
2340 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2343 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2344 pointer. Use warning_at instead of warning.
2345 (search_for_addr_array): Likewise.
2346 (check_array_bounds): Likewise.
2347 (check_all_array_refs): Check that the incoming edge is not in the
2348 list of edges to be removed.
2349 (check_all_array_refs): Avoid the temporal pointer.
2350 (vrp_visit_cond_stmt): Fix typo.
2351 (simplify_switch_using_ranges): Handle the case where the switch
2352 index is an integer constant.
2354 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2356 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2358 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2360 * doc/extend.texi, doc/invoke.texi: Fix typos.
2362 2009-04-17 Cary Coutant <ccoutant@google.com>
2364 * tree-flow-inline.h (get_lineno): Fix inverted test.
2366 2009-04-17 Diego Novillo <dnovillo@google.com>
2368 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2369 assertion for AVAIL_OUT.
2371 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2374 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2375 * config/sh/linux-atomic.asm: Likewise.
2377 2009-04-17 Diego Novillo <dnovillo@google.com>
2379 * except.c (debug_eh_tree): New.
2380 (struct eh_region, struct eh_status): Move ...
2381 * except.h: ... here.
2382 (add_type_for_runtime): Declare extern.
2383 (lookup_type_for_runtime): Likewise.
2384 (debug_eh_tree): Declare.
2385 * Makefile.in (GTFILES): List except.h before except.c
2387 2009-04-17 Diego Novillo <dnovillo@google.com>
2389 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2390 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2391 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2392 (find_vars_r): ... here.
2393 * tree-flow.h (find_referenced_vars_in): Declare.
2394 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2395 that AVAIL_OUT exists for BLOCK.
2396 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2397 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2398 (tree-parloops.o): Likewise.
2400 2009-04-17 Simon Baldwin <simonb@google.com>
2402 * toplev.c (default_tree_printer): Add handling for %E format.
2404 2009-04-17 Diego Novillo <dnovillo@google.com>
2406 * tree-pretty-print.c (dump_generic_node): Add break after
2407 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2408 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2409 FUNCTION_TYPE together. Call print_struct_decl when printing
2410 structures and TDF_SLIM is not given.
2411 (print_struct_decl): Fix logic for detecting recursion.
2413 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2416 * gcc.c (create_at_file): New.
2417 (compile_input_file_p): New.
2418 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2419 * main.c (main): Update call to toplev_main.
2420 * toplev.c (toplev_main): Change signature. Call expandargv.
2421 * toplev.h (toplev_main): Change signature.
2423 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2425 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2426 if the latter is not constant.
2428 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2430 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2432 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2434 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2435 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2437 2009-04-17 Richard Guenther <rguenther@suse.de>
2439 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2440 Handle component references view-converting an invariant address.
2442 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2444 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2445 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2446 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2447 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2448 Use @deftypevr rather than @deftypevar.
2450 2009-04-17 Richard Guenther <rguenther@suse.de>
2452 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2453 (get_prop_source_stmt): Likewise.
2454 (can_propagate_from): Likewise.
2456 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2458 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2459 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2460 (--with-multilib-list): Add default value.
2461 * configure: Regenerate.
2462 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2463 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2464 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2465 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2466 Don't add default cpu to multilib list unnecessarily, but do enable
2467 the relevant compiler option..
2468 Add support for --with-multilib-list=<blank> and
2469 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2470 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2471 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2472 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2474 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2475 (MULTILIB_OSDIRNAMES): New variable.
2476 * config/sh/t-1e: Delete file.
2477 * config/sh/t-mlib-sh1: Delete file.
2478 * config/sh/t-mlib-sh2: Delete file.
2479 * config/sh/t-mlib-sh2a: Delete file.
2480 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2481 * config/sh/t-mlib-sh2a-single: Delete file.
2482 * config/sh/t-mlib-sh2a-single-only: Delete file.
2483 * config/sh/t-mlib-sh2e: Delete file.
2484 * config/sh/t-mlib-sh3e: Delete file.
2485 * config/sh/t-mlib-sh4: Delete file.
2486 * config/sh/t-mlib-sh4-nofpu: Delete file.
2487 * config/sh/t-mlib-sh4-single: Delete file.
2488 * config/sh/t-mlib-sh4-single-only: Delete file.
2489 * config/sh/t-mlib-sh4a: Delete file.
2490 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2491 * config/sh/t-mlib-sh4a-single: Delete file.
2492 * config/sh/t-mlib-sh4a-single-only: Delete file.
2493 * config/sh/t-mlib-sh4al: Delete file.
2494 * config/sh/t-mlib-sh5-32media: Delete file.
2495 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2496 * config/sh/t-mlib-sh5-64media: Delete file.
2497 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2498 * config/sh/t-mlib-sh5-compact: Delete file.
2499 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2500 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2501 * doc/install.texi (Options specification): Add
2502 --with-multilib-list and --with-endian.
2504 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2506 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2508 (OBJS-common): Add plugin-version.o.
2509 (plugin-version.o): New.
2510 * gcc-plugin.h (plugin_gcc_version): New.
2511 (plugin_default_version_check): New.
2512 (plugin_init_func, plugin_init): Add version argument.
2513 * plugin-version.c: New.
2514 * plugin.c (str_plugin_gcc_version_name): New.
2515 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2516 pass it to the init function.
2517 (plugin_default_version_check): New.
2519 2009-04-17 Richard Guenther <rguenther@suse.de>
2521 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2522 for decl-vs-decl disambiguation.
2524 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2526 * config/s390/s390.h (s390_tune_attr): New macro definition.
2527 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2529 2009-04-17 Richard Guenther <rguenther@suse.de>
2531 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2532 (fold_stmt_r): Likewise.
2533 (maybe_fold_reference): New function.
2534 (fold_gimple_assign): Handle cases fold_stmt_r did.
2535 (fold_stmt): Do not use fold_stmt_r.
2536 (fold_stmt_inplace): Likewise.
2538 2009-04-17 Richard Guenther <rguenther@suse.de>
2540 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2541 (record_equivalences_from_stmt): Remove useless checks and
2543 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2544 the type is already suitable.
2546 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2548 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2550 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2552 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2553 (CMPtype): Define as __gcc_CMPtype.
2555 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2557 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2558 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2560 2009-04-17 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/39746
2563 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2564 special-casing for builtins and static variable use/def.
2565 (call_may_clobber_ref_p_1): Likewise.
2567 2009-04-16 Ian Lance Taylor <iant@google.com>
2569 * df.h: Include "timevar.h".
2570 (struct df_problem): Change tv_id field to timevar_id_t.
2571 * tree-pass.h: Include "timevar.h".
2572 (struct opt_pass): Change tv_id field to timevar_id_t.
2573 * timevar.h (timevar_id_t): Define TV_NONE.
2574 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2575 TV_NONE rather than tv_id != 0.
2576 (execute_one_pass): Likewise.
2577 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2578 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2579 dependencies to $(TREE_PASS_H).
2580 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2582 (pass_branch_target_load_optimize2): Likewise.
2583 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2584 (pass_outof_cfg_layout_mode): Likewise.
2585 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2586 (pass_rebuild_cgraph_edges): Likewise.
2587 (pass_remove_cgraph_callee_edges): Likewise.
2588 * df-core.c (pass_df_initialize_opt): Likewise.
2589 (pass_df_initialize_no_opt): Likewise.
2590 (pass_df_finish): Likewise.
2591 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2592 * except.c (pass_set_nothrow_function_flags): Likewise.
2593 (pass_convert_to_eh_region_ranges): Likewise.
2594 * final.c (pass_compute_alignments): Likewise.
2595 * function.c (pass_instantiate_virtual_regs): Likewise.
2596 (pass_init_function): Likewise.
2597 (pass_leaf_regs): Likewise.
2598 (pass_match_asm_constraints): Likewise.
2599 * gimple-low.c (pass_lower_cf): Likewise.
2600 (pass_mark_used_blocks): Likewise.
2601 * init-regs.c (pass_initialize_regs): Likewise.
2602 * integrate.c (pass_initial_value_sets): Likewise.
2603 * ira.c (pass_ira): Likewise.
2604 * jump.c (pass_cleanup_barriers): Likewise.
2605 * omp-low.c (pass_expand_omp): Likewise.
2606 (pass_lower_omp): Likewise.
2607 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2608 * recog.c (pass_split_all_insns): Likewise.
2609 (pass_split_after_reload): Likewise.
2610 (pass_split_before_regstack): Likewise.
2611 (pass_split_before_sched2): Likewise.
2612 (pass_split_for_shorten_branches): Likewise.
2613 * reginfo.c (pass_reginfo_init): Likewise.
2614 (pass_subregs_of_mode_init): Likewise.
2615 (pass_subregs_of_mode_finish): Likewise.
2616 * passes.c (pass_postreload): Likewise.
2617 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2618 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2619 (pass_warn_function_return): Likewise.
2620 (pass_warn_function_noreturn): Likewise.
2621 * tree-complex.c (pass_lower_complex): Likewise.
2622 (pass_lower_complex_O0): Likewise.
2623 * tree-if-conv.c (pass_if_conversion): Likewise.
2624 * tree-into-ssa.c (pass_build_ssa): Likewise.
2625 * tree-mudflap.c (pass_mudflap_1): Likewise.
2626 (pass_mudflap_2): Likewise.
2627 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2628 (pass_mudflap_2): Likewise.
2629 * tree-nrv.c (pass_return_slot): Likewise.
2630 * tree-object-size.c (pass_object_sizes): Likewise.
2631 * tree-optimize.c (pass_all_optimizations): Likewise.
2632 (pass_early_local_passes): Likewise.
2633 (pass_all_early_optimizations): Likewise.
2634 (pass_cleanup_cfg): Likewise.
2635 (pass_cleanup_cfg_post_optimizing): Likewise.
2636 (pass_free_datastructures): Likewise.
2637 (pass_free_cfg_annotations): Likewise.
2638 (pass_fixup_cfg): Likewise.
2639 (pass_init_datastructures): Likewise.
2640 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2641 (pass_late_warn_uninitialized): Likewise.
2642 (pass_update_address_taken): Likewise.
2643 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2644 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2645 (pass_cse_sincos): Likewise.
2646 (pass_convert_to_rsqrt): Likewise.
2647 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2648 * tree-stdarg.c (pass_stdarg): Likewise.
2649 * tree-tailcall.c (pass_tail_recursion): Likewise.
2650 (pass_tail_calls): Likewise.
2651 * tree-vect-generic.c (pass_lower_vector): Likewise.
2652 (pass_lower_vector_ssa): Likewise.
2653 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2655 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2657 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2659 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2661 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2662 logical and signext.
2664 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2667 * config/sh/predicates.md (arith_operand): Check if the operand
2668 of TRUNCATE is a REG.
2670 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2672 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2673 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2675 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2677 * tree-iterator.c (tsi_split_statement_list_after,
2678 tsi_split_statement_list_before): Remove.
2679 * tree-iterator.h: Remove the prototypes for
2680 tsi_split_statement_list_after and tsi_split_statement_list_before.
2682 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2684 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2685 * tree-ssa-propagate.h: Remove the prototype for
2686 stmt_makes_single_load.
2688 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2690 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2691 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2693 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2695 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2697 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2699 * except.c (eh_region_outer_p): Remove.
2700 * except.h: Remove the prototype for eh_region_outer_p.
2702 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2704 * function.c (current_function_assembler_name): Remove.
2705 * function.h: Remove the prototype for
2706 current_function_assembler_name.
2708 2009-04-16 Ian Lance Taylor <iant@google.com>
2710 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2711 (add_reg_note): Call alloc_reg_note.
2712 * rtl.h (alloc_reg_note): Declare.
2713 * combine.c (try_combine): Use alloc_reg_note.
2714 (recog_for_combine, move_deaths): Likewise.
2715 (distribute_notes): Use alloc_reg_note and add_reg_note.
2716 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2717 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2718 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2720 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2722 PR rtl-optimization/39762
2723 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2724 ira_may_move_out_cost): Add comments about way of their usage.
2725 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2727 * ira-conflicts.c (process_regs_for_copy): Use function
2728 ira_get_register_move_cost instead of global
2729 ira_register_move_cost.
2731 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2732 color_pass, move_spill_restore, update_curr_costs): Ditto.
2734 * ira-lives.c (process_single_reg_class_operands): Ditto.
2736 * ira-emit.c (emit_move_list): Ditto.
2738 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2739 (record_reg_classes): Ditto. Use functions
2740 ira_get_register_move_cost and ira_get_may_move_cost instead of
2741 global vars ira_register_move_cost, ira_may_move_out_cost and
2742 ira_may_move_in_cost.
2743 (record_address_regs): Don't call ira_init_register_move_cost.
2744 Use function ira_get_may_move_cost instead of global
2745 ira_may_move_in_cost.
2746 (process_bb_node_for_hard_reg_moves): Use function
2747 ira_get_register_move_cost instead of global ira_register_move_cost.
2748 (ira_costs): Don't call ira_init_register_move_cost.
2750 2009-04-16 Richard Guenther <rguenther@suse.de>
2752 * tree-cfg.c (verify_gimple_assign_binary):
2753 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2754 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2755 (create_general_new_stmt): Note that this function is broken.
2757 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2759 * common.opt (fhelp): Add Var(help_flag).
2760 * gcc-plugin.h (plugin_info): Add help.
2761 * plugin.c (plugin_name_args): Add help.
2762 (register_plugin_info): Set plugin->help.
2763 (print_help_one_plugin): New.
2764 (print_plugins_help): New.
2765 * plugin.h (print_plugins_help): New.
2766 * toplev.c (toplev_main): Call print_plugins_help if needed.
2768 2009-04-16 Richard Guenther <rguenther@suse.de>
2770 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2771 (gimple_ior_addresses_taken_1): New function.
2772 (gimple_ior_addresses_taken): Likewise.
2773 * gimple.h (struct gimple_statement_with_ops_base): Remove
2774 addresses_taken member.
2775 (gimple_ior_addresses_taken): Declare.
2776 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2777 gimple_set_addresses_taken): Remove.
2778 * ipa-reference.c (mark_address): New function.
2779 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2780 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2781 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2782 (gimple_add_to_addresses_taken): Remove.
2783 (get_tmr_operands): Call mark_address_taken.
2784 (get_asm_expr_operands): Likewise.
2785 (get_expr_operands): Likewise.
2786 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2787 (free_stmt_operands): Do not free it.
2788 * tree-ssa.c (delete_tree_ssa): Likewise.
2789 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2791 2009-04-16 Richard Guenther <rguenther@suse.de>
2793 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2794 (walk_stmt_load_store_ops): Likewise.
2795 * gimple.c (get_base_loadstore): New function.
2796 (walk_stmt_load_store_addr_ops): Likewise.
2797 (walk_stmt_load_store_ops): Likewise.
2798 * ipa-pure-const.c (check_op): Simplify.
2799 (check_load, check_store): New functions.
2800 (check_stmt): Use walk_stmt_load_store_ops.
2801 * ipa-reference.c (mark_load): Adjust signature.
2802 (mark_store): Likewise.
2803 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2805 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2807 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2809 * opts.c (common_handle_option): Don't call print_version.
2810 * plugin.c (plugin_name_args): Add version.
2811 (register_plugin_info): New.
2812 (register_callback): Handle PLUGIN_INFO.
2813 (try_init_one_plugin): New.
2814 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2816 (finalize_one_plugin): New.
2817 (finalize_plugins): New.
2818 (print_one_plugin): New.
2819 (print_plugins_versions): New.
2820 * plugin.h (print_plugins_versions): New.
2821 (finalize_plugins): New.
2822 * toplev.c (compile_file): Don't call initialize_plugins.
2823 (print_version): Call print_plugins_versions.
2824 (toplev_main): Call initialize_plugins. Print version if needed.
2825 Call finalize_plugins.
2827 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2829 * common.opt (fversion): New.
2830 * gcc.c (print_version): New.
2831 (process_command): Don't print the version. Just set print_version.
2832 (main): Print version. Call subprocesses if print_version and
2833 verbose_flag are set.
2834 * opts.c (common_handle_option): Handle OPT_fversion.
2836 2009-04-16 Richard Guenther <rguenther@suse.de>
2837 Ira Rosen <irar@il.ibm.com>
2839 PR tree-optimization/39698
2840 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2841 type of the reduction variable. Only generate the def if
2844 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2845 make sure to first convert to an integer of the same precision.
2846 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2847 the type of the evolution correctly in computing the new
2848 induction variable base.
2850 2009-04-16 Richard Guenther <rguenther@suse.de>
2853 * tree-cfg.c (make_blocks): Split statements with to-be
2854 abnormal SSA names on the lhs.
2856 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2858 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2859 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2860 * c-typeck.c (really_start_incremental_init): Likewise.
2861 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2862 (TARGET_INITIALIZER): Remove it.
2863 * target.h (struct target): Remove vector_opaque_p.
2864 * tree.c (build_opaque_vector_type): New.
2865 * tree.h (TYPE_VECTOR_OPAQUE): New.
2866 (build_opaque_vector_type): Declare.
2867 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2868 * config/rs6000/rs6000.c (build_opaque_vector_type,
2869 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2870 (rs6000_init_builtins): Use build_opaque_vector_type for
2871 opaque_V4SI_type_node.
2873 2009-04-15 Catherine Moore <clm@codesourcery.com>
2875 * debug.h (set_name): Declare.
2876 * dwarf2out.c (dwarf2out_set_name): Declare.
2877 (dwarf2_debug_hooks): Add set_name.
2878 (find_AT_string): New.
2879 (add_AT_string): Call find_AT_string.
2880 (dwarf2out_set_name): New.
2881 * cp/decl.c (grokdeclarator): Call set_name.
2882 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2883 * debug.c (do_nothing_debug_hooks): Likewise.
2884 * dbxout.c (dbx_debug_hooks): Likewise.
2885 * sdbout.c (sdb_debug_hooks): Likewise.
2887 2009-04-15 Michael Eager <eager@eagercon.com>
2889 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2890 reg for single-precision FPU.
2891 * config/rs6000/rs6000.md (movsi_internal1): Only for
2893 (movsi_internal1_single): New. Add pattern to move SI values to/from
2894 single-precision FP regs.
2896 2009-04-15 Richard Guenther <rguenther@suse.de>
2898 * omp-low.c (lower_rec_input_clauses): Build correct address
2900 (expand_omp_for_generic): Fix multiplication type.
2901 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2902 (generate_memset_zero): Fix types.
2903 * tree-profile.c (prepare_instrumented_value): Correctly
2906 2009-04-15 Ian Lance Taylor <iant@google.com>
2908 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2909 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2910 for -Wall and for -Wc++-compat.
2911 (c_common_post_options): For C++, set warn_enum_compare if not
2913 * c-tree.h (struct c_expr): Add field original_type.
2914 (build_external_ref): Update declaration.
2915 * c-parser.c (c_parser_braced_init): Set original_type.
2916 (c_parser_initelt): Likewise.
2917 (c_parser_expr_no_commas): Likewise.
2918 (c_parser_conditional_expression): Likewise.
2919 (c_parser_cast_expression): Likewise.
2920 (c_parser_unary_expression): Likewise. Pull setting of
2921 original_code to top of function.
2922 (c_parser_sizeof_expression): Set original_type.
2923 (c_parser_alignof_expression): Likewise.
2924 (c_parser_postfix_expression): Likewise. Pull setting of
2925 original_code to top of function.
2926 (c_parser_postfix_expression_after_paren_type): Set original_type.
2927 (c_parser_postfix_expression_after_primary): Likewise.
2928 (c_parser_expression): Likewise.
2929 * c-typeck.c (build_external_ref): Add type parameter. Change all
2931 (c_expr_sizeof_expr): Set original_type field.
2932 (parser_build_unary_op): Likewise.
2933 (parser_build_binary_op): Likewise. Optionally warn about
2934 comparisons of enums of different types.
2935 (digest_init): Set original_type field.
2936 (really_start_incremental_init): Likewise.
2937 (push_init_level, pop_init_level): Likewise.
2938 * doc/invoke.texi (Warning Options): -Wenum-compare now
2941 2009-04-15 Richard Guenther <rguenther@suse.de>
2943 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2944 out a necessary conversion.
2945 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2946 names we didn't value number.
2947 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2949 2009-04-15 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/39764
2952 * tree-ssa-ccp.c (get_value): Canonicalize value with
2953 canonicalize_float_value.
2955 2009-04-15 Jan Hubicka <jh@suse.cz>
2957 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2958 Wrong version of patch.
2960 2009-04-15 Jan Hubicka <jh@suse.cz>
2962 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2964 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2966 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2967 our distinct integral and vector types.
2969 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2971 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2972 * init.c (build_vtbl_address): Remove call to assemble_external.
2974 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2976 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2977 output for other floating point modes.
2979 2009-04-14 Diego Novillo <dnovillo@google.com>
2981 * diagnostic.c (diagnostic_report_diagnostic): Do not
2982 warn about loaded plugins for DK_ERROR and DK_WARNING.
2983 * c-decl.c (declspecs_add_type): Move call to
2984 invoke_plugin_callbacks ...
2985 * c-parser.c (c_parser_declspecs): ... here.
2986 * plugin.c (dump_active_plugins): Tidy output.
2988 2009-04-14 Diego Novillo <dnovillo@google.com>
2989 Le-Chun Wu <lcwu@google.com>
2991 * configure.ac: Add --enable-plugin support.
2992 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2993 * Makefile.in (PLUGIN_H): Define.
2994 Export ENABLE_PLUGIN and GMPINC to site.exp.
2995 Add PLUGINLIBS to link command.
2996 Add/modify dependencies for plugin.o and files including plugin.h.
2998 * config.in: Regenerate.
3000 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3003 2009-04-14 Le-Chun Wu <lcwu@google.com>
3005 * tree-pass.h (register_one_dump_file): Add a prototype for
3006 register_one_dump_file.
3007 * toplev.c (compile_file): Call initialize_plugins.
3008 (do_compile): Call invoke_plugin_callbacks.
3009 (toplev_main): Call invoke_plugin_callbacks.
3010 * common.opt: Add -fplugin= and -fplugin-arg-.
3011 * gcc-plugin.h: New public header file for plugins to include.
3012 * plugin.c: New source file.
3013 * plugin.h: New internal header file.
3014 * passes.c (register_one_dump_file): Make it external.
3016 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3018 2009-04-14 Diego Novillo <dnovillo@google.com>
3020 * doc/plugins.texi: New.
3021 * doc/gccint.texi: Add reference to Plugins chapter.
3022 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3023 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3024 loaded plugins, if any.
3025 * timevar.def (TV_PLUGIN_INIT): Define.
3026 (TV_PLUGIN_RUN): Define.
3027 * plugin.c: Include timevar.h
3028 (plugins_active_p): New.
3029 (dump_active_plugins): New.
3030 (debug_active_plugins): New.
3032 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3034 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3036 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3038 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3040 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3041 the same as a minus without a shift.
3043 2009-04-14 Nick Clifton <nickc@redhat.com>
3045 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3046 comparisons with small integers will always produce a short
3049 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3052 2008-12-19 Diego Novillo <dnovillo@google.com>
3054 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3056 2009-04-14 Richard Guenther <rguenther@suse.de>
3058 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3060 (verify_gimple_assign_binary): Likewise. Handle shifts and
3062 (verify_gimple_phi): Print the mismatched argument position.
3063 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3065 (vect_update_init_of_dr): Likewise.
3066 * matrix-reorg.c (transform_access_sites): Do what the
3068 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3070 2009-04-13 Michael Eager <eager@eagercon.com>
3072 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3073 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3074 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3075 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3076 remove duplicate config
3078 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3080 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3081 file_name:line_number type locator of the call site.
3083 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3085 * genautomata.c: Put blank after comma.
3086 (automaton_decls): New.
3087 (struct unit_usage): Add comments to member next.
3088 (store_alt_unit_usage): Keep the list ordered.
3089 (unit_present_on_list_p, equal_alternatives_p): New.
3090 (check_regexp_units_distribution): Check units distribution
3091 correctness correctly.
3092 (main): Don't write automata if error is found. Return correct
3095 * config/m68k/cf.md (cfv4_ds): Remove.
3096 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3097 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3099 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3100 power4-load-ext, power4-store, power4-store-update,
3101 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3102 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3103 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3104 power4-sqrt, power4-isync): Modify reservation to make correct
3105 unit distribution to automata.
3107 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3108 power5-store-update, power5-two, power5-three, power5-lmul,
3109 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3111 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3113 * except.c (pass_set_nothrow_function_flags): Set name and add
3115 (set_nothrow_function_flags): Mention in the dump file when
3116 changing a function to nothrow.
3118 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3121 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3122 instead of unsigned long.
3124 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3126 * config/arm/arm.c (return_used_this_function): Remove.
3127 (arm_output_function_prologue): Remove use of
3128 return_used_this_function.
3129 (output_return_instruction): Replace use of
3130 return_used_this_function
3131 by cfun->machine->return_used_this_function.
3132 (arm_output_epilogue): Likewise.
3133 (arm_output_function_epilogue): Likewise.
3134 (thumb_unexpanded_epilogue): Likewise.
3135 * config/arm/arm.h (struct machine_function):
3136 New member return_used_this_function.
3138 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3140 * doc/install.texi: Correct description of default directory for
3141 --with-gxx-include-dir.
3143 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3145 * fold-const.c (build_range_check): Properly deal with enumeral and
3148 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3150 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3151 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3152 * params.h (MAX_GCSE_PASSES): Remove.
3153 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3154 in sequence. Remove ability to run multiple passes.
3155 (bypass_jumps): Report run as third CPROP pass.
3157 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3160 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3161 when deciding whether the whole SEQUENCE can throw.
3163 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3166 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3167 offseted label references.
3169 2009-04-11 Jan Hubicka <jh@suse.cz>
3171 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3173 2009-04-11 Richard Guenther <rguenther@suse.de>
3176 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3177 return variables as TREE_ADDRESSABLE.
3179 2009-04-11 Richard Guenther <rguenther@suse.de>
3181 PR tree-optimization/39713
3182 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3183 reference trees have SSA_NAME operands.
3185 2009-04-11 Richard Guenther <rguenther@suse.de>
3188 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3189 address expressions.
3191 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3193 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3194 match changes in Cygwin 1.7
3195 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3196 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3198 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3200 PR tree-optimization/39701
3201 * doc/invoke.texi (Optimization Options): Document change in
3202 meaning and initialization of -fdelete-null-pointer-checks.
3204 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3207 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3209 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3212 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3214 2009-04-10 Chao-ying Fu <fu@mips.com>
3216 * doc/tm.texi (Instruction Output): Document
3217 TARGET_ASM_FINAL_POSTSCAN_INSN.
3218 * target.h (final_postscan_insn): New field in asm_out.
3219 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3220 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3221 * final.c (final_scan_insn): Call
3222 targetm.asm_out.final_postscan_insn after outputting
3223 an asm macro and a normal instruction.
3225 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3226 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3227 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3228 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3229 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3231 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3234 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3235 variables as non-NULL even with -fdelete-null-pointer-checks.
3237 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3239 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3241 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3244 * config/i386/i386.c (classify_argument): Handle SCmode with
3245 (bit_offset % 64) != 0.
3247 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3249 * doc/invoke.texi (Optimize Options): Add cross-reference to
3250 -Q --help=optimizers examples.
3252 2009-04-10 Ben Elliston <bje@au.ibm.com>
3255 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3256 regalign for the reg == fpr and TDmode case.
3258 2009-04-09 David Ayers <ayers@fsfe.org>
3261 * objc/objc-act.c (warn_with_method): Remove helper function.
3262 (check_duplicates): Call warning and inform directly.
3263 (really_start_method): Likewise.
3265 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3267 * expmed.c (expand_divmod): Always use a comparison for a division
3268 by a large unsigned integer.
3270 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3271 for things others than variables or functions as nonzero.
3273 2009-04-09 Nick Clifton <nickc@redhat.com>
3275 * unwind-compat.c: Change copyright header to refer to version
3276 3 of the GNU General Public License with version 3.1 of the
3277 GCC Runtime Library Exception and to point readers at the
3278 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3279 * config/alpha/crtfastmath.c: Likewise.
3280 * config/alpha/linux-unwind.h: Likewise.
3281 * config/alpha/qrnnd.asm: Likewise.
3282 * config/alpha/vms-crt0-64.c: Likewise.
3283 * config/alpha/vms-crt0.c: Likewise.
3284 * config/alpha/vms-dwarf2.asm: Likewise.
3285 * config/alpha/vms-dwarf2eh.asm: Likewise.
3286 * config/alpha/vms-psxcrt0-64.c: Likewise.
3287 * config/alpha/vms-psxcrt0.c: Likewise.
3288 * config/alpha/vms_tramp.asm: Likewise.
3289 * config/arc/initfini.c: Likewise.
3290 * config/arc/lib1funcs.asm: Likewise.
3291 * config/arm/bpabi-v6m.S: Likewise.
3292 * config/arm/bpabi.S: Likewise.
3293 * config/arm/bpabi.c: Likewise.
3294 * config/arm/crti.asm: Likewise.
3295 * config/arm/crtn.asm: Likewise.
3296 * config/arm/ieee754-df.S: Likewise.
3297 * config/arm/ieee754-sf.S: Likewise.
3298 * config/arm/lib1funcs.asm: Likewise.
3299 * config/arm/libunwind.S: Likewise.
3300 * config/arm/linux-atomic.c: Likewise.
3301 * config/arm/mmintrin.h: Likewise.
3302 * config/arm/pr-support.c: Likewise.
3303 * config/arm/unaligned-funcs.c: Likewise.
3304 * config/arm/unwind-arm.c: Likewise.
3305 * config/arm/unwind-arm.h: Likewise.
3306 * config/avr/libgcc.S: Likewise.
3307 * config/bfin/crti.s: Likewise.
3308 * config/bfin/crtlibid.s: Likewise.
3309 * config/bfin/crtn.s: Likewise.
3310 * config/bfin/lib1funcs.asm: Likewise.
3311 * config/bfin/linux-unwind.h: Likewise.
3312 * config/cris/arit.c: Likewise.
3313 * config/cris/cris_abi_symbol.c: Likewise.
3314 * config/darwin-64.c: Likewise.
3315 * config/darwin-crt2.c: Likewise.
3316 * config/darwin-crt3.c: Likewise.
3317 * config/darwin.h: Likewise.
3318 * config/dbxelf.h: Likewise.
3319 * config/dfp-bit.c: Likewise.
3320 * config/dfp-bit.h: Likewise.
3321 * config/elfos.h: Likewise.
3322 * config/fixed-bit.c: Likewise.
3323 * config/fixed-bit.h: Likewise.
3324 * config/fp-bit.c: Likewise.
3325 * config/fp-bit.h: Likewise.
3326 * config/fr30/crti.asm: Likewise.
3327 * config/fr30/crtn.asm: Likewise.
3328 * config/fr30/lib1funcs.asm: Likewise.
3329 * config/freebsd-spec.h: Likewise.
3330 * config/frv/cmovd.c: Likewise.
3331 * config/frv/cmovh.c: Likewise.
3332 * config/frv/cmovw.c: Likewise.
3333 * config/frv/frvbegin.c: Likewise.
3334 * config/frv/frvend.c: Likewise.
3335 * config/frv/lib1funcs.asm: Likewise.
3336 * config/glibc-stdint.h: Likewise.
3337 * config/h8300/clzhi2.c: Likewise.
3338 * config/h8300/crti.asm: Likewise.
3339 * config/h8300/crtn.asm: Likewise.
3340 * config/h8300/ctzhi2.c: Likewise.
3341 * config/h8300/fixunssfsi.c: Likewise.
3342 * config/h8300/lib1funcs.asm: Likewise.
3343 * config/h8300/parityhi2.c: Likewise.
3344 * config/h8300/popcounthi2.c: Likewise.
3345 * config/i386/ammintrin.h: Likewise.
3346 * config/i386/att.h: Likewise.
3347 * config/i386/avxintrin.h: Likewise.
3348 * config/i386/biarch64.h: Likewise.
3349 * config/i386/bmmintrin.h: Likewise.
3350 * config/i386/cpuid.h: Likewise.
3351 * config/i386/cross-stdarg.h: Likewise.
3352 * config/i386/crtfastmath.c: Likewise.
3353 * config/i386/crtprec.c: Likewise.
3354 * config/i386/cygming-crtbegin.c: Likewise.
3355 * config/i386/cygming-crtend.c: Likewise.
3356 * config/i386/cygwin.asm: Likewise.
3357 * config/i386/emmintrin.h: Likewise.
3358 * config/i386/gmm_malloc.h: Likewise.
3359 * config/i386/gthr-win32.c: Likewise.
3360 * config/i386/i386.h: Likewise.
3361 * config/i386/immintrin.h: Likewise.
3362 * config/i386/linux-unwind.h: Likewise.
3363 * config/i386/linux64.h: Likewise.
3364 * config/i386/mm3dnow.h: Likewise.
3365 * config/i386/mmintrin-common.h: Likewise.
3366 * config/i386/mmintrin.h: Likewise.
3367 * config/i386/nmmintrin.h: Likewise.
3368 * config/i386/pmm_malloc.h: Likewise.
3369 * config/i386/pmmintrin.h: Likewise.
3370 * config/i386/smmintrin.h: Likewise.
3371 * config/i386/sol2-c1.asm: Likewise.
3372 * config/i386/sol2-ci.asm: Likewise.
3373 * config/i386/sol2-cn.asm: Likewise.
3374 * config/i386/sol2-gc1.asm: Likewise.
3375 * config/i386/tmmintrin.h: Likewise.
3376 * config/i386/unix.h: Likewise.
3377 * config/i386/w32-unwind.h: Likewise.
3378 * config/i386/wmmintrin.h: Likewise.
3379 * config/i386/x86-64.h: Likewise.
3380 * config/i386/x86intrin.h: Likewise.
3381 * config/i386/xmmintrin.h: Likewise.
3382 * config/ia64/crtbegin.asm: Likewise.
3383 * config/ia64/crtend.asm: Likewise.
3384 * config/ia64/crtfastmath.c: Likewise.
3385 * config/ia64/crti.asm: Likewise.
3386 * config/ia64/crtn.asm: Likewise.
3387 * config/ia64/fde-glibc.c: Likewise.
3388 * config/ia64/lib1funcs.asm: Likewise.
3389 * config/ia64/linux-unwind.h: Likewise.
3390 * config/ia64/quadlib.c: Likewise.
3391 * config/ia64/unwind-ia64.c: Likewise.
3392 * config/linux.h: Likewise.
3393 * config/m32c/m32c-lib1.S: Likewise.
3394 * config/m32c/m32c-lib2-trapv.c: Likewise.
3395 * config/m32c/m32c-lib2.c: Likewise.
3396 * config/m32r/initfini.c: Likewise.
3397 * config/m68hc11/larith.asm: Likewise.
3398 * config/m68hc11/m68hc11-crt0.S: Likewise.
3399 * config/m68k/cf.md: Likewise.
3400 * config/m68k/crti.s: Likewise.
3401 * config/m68k/crtn.s: Likewise.
3402 * config/m68k/lb1sf68.asm: Likewise.
3403 * config/m68k/linux-unwind.h: Likewise.
3404 * config/mcore/crti.asm: Likewise.
3405 * config/mcore/crtn.asm: Likewise.
3406 * config/mcore/lib1.asm: Likewise.
3407 * config/mips/linux-unwind.h: Likewise.
3408 * config/mips/loongson.h: Likewise.
3409 * config/mips/mips16.S: Likewise.
3410 * config/mmix/crti.asm: Likewise.
3411 * config/mmix/crtn.asm: Likewise.
3412 * config/pa/fptr.c: Likewise.
3413 * config/pa/hpux-unwind.h: Likewise.
3414 * config/pa/lib2funcs.asm: Likewise.
3415 * config/pa/linux-atomic.c: Likewise.
3416 * config/pa/linux-unwind.h: Likewise.
3417 * config/pa/milli64.S: Likewise.
3418 * config/pa/quadlib.c: Likewise.
3419 * config/pa/stublib.c: Likewise.
3420 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3421 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3422 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3423 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3424 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3425 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3426 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3427 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3428 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3429 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3430 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3431 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3432 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3433 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3434 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3435 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3436 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3437 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3438 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3439 * config/rs6000/750cl.h: Likewise.
3440 * config/rs6000/altivec.h: Likewise.
3441 * config/rs6000/biarch64.h: Likewise.
3442 * config/rs6000/crtresfpr.asm: Likewise.
3443 * config/rs6000/crtresgpr.asm: Likewise.
3444 * config/rs6000/crtresxfpr.asm: Likewise.
3445 * config/rs6000/crtresxgpr.asm: Likewise.
3446 * config/rs6000/crtsavfpr.asm: Likewise.
3447 * config/rs6000/crtsavgpr.asm: Likewise.
3448 * config/rs6000/darwin-asm.h: Likewise.
3449 * config/rs6000/darwin-fallback.c: Likewise.
3450 * config/rs6000/darwin-fpsave.asm: Likewise.
3451 * config/rs6000/darwin-ldouble.c: Likewise.
3452 * config/rs6000/darwin-tramp.asm: Likewise.
3453 * config/rs6000/darwin-unwind.h: Likewise.
3454 * config/rs6000/darwin-vecsave.asm: Likewise.
3455 * config/rs6000/darwin-world.asm: Likewise.
3456 * config/rs6000/e500crtres32gpr.asm: Likewise.
3457 * config/rs6000/e500crtres64gpr.asm: Likewise.
3458 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3459 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3460 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3461 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3462 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3463 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3464 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3465 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3466 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3467 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3468 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3469 * config/rs6000/eabi-ci.asm: Likewise.
3470 * config/rs6000/eabi-cn.asm: Likewise.
3471 * config/rs6000/eabi.asm: Likewise.
3472 * config/rs6000/linux-unwind.h: Likewise.
3473 * config/rs6000/linux64.h: Likewise.
3474 * config/rs6000/paired.h: Likewise.
3475 * config/rs6000/paired.md: Likewise.
3476 * config/rs6000/ppc64-fp.c: Likewise.
3477 * config/rs6000/ppu_intrinsics.h: Likewise.
3478 * config/rs6000/rs6000.h: Likewise.
3479 * config/rs6000/si2vmx.h: Likewise.
3480 * config/rs6000/sol-ci.asm: Likewise.
3481 * config/rs6000/sol-cn.asm: Likewise.
3482 * config/rs6000/spe.h: Likewise.
3483 * config/rs6000/spu2vmx.h: Likewise.
3484 * config/rs6000/sysv4.h: Likewise.
3485 * config/rs6000/tramp.asm: Likewise.
3486 * config/rs6000/vec_types.h: Likewise.
3487 * config/s390/linux-unwind.h: Likewise.
3488 * config/s390/tpf-unwind.h: Likewise.
3489 * config/score/crti.asm: Likewise.
3490 * config/score/crtn.asm: Likewise.
3491 * config/sh/crt1.asm: Likewise.
3492 * config/sh/crti.asm: Likewise.
3493 * config/sh/crtn.asm: Likewise.
3494 * config/sh/divtab-sh4-300.c: Likewise.
3495 * config/sh/divtab-sh4.c: Likewise.
3496 * config/sh/divtab.c: Likewise.
3497 * config/sh/lib1funcs-4-300.asm: Likewise.
3498 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3499 * config/sh/lib1funcs.asm: Likewise.
3500 * config/sh/lib1funcs.h: Likewise.
3501 * config/sh/linux-atomic.asm: Likewise.
3502 * config/sh/linux-unwind.h: Likewise.
3503 * config/sh/shmedia.h: Likewise.
3504 * config/sh/sshmedia.h: Likewise.
3505 * config/sh/ushmedia.h: Likewise.
3506 * config/sparc/crtfastmath.c: Likewise.
3507 * config/sparc/linux-unwind.h: Likewise.
3508 * config/sparc/sol2-c1.asm: Likewise.
3509 * config/sparc/sol2-ci.asm: Likewise.
3510 * config/sparc/sol2-cn.asm: Likewise.
3511 * config/spu/divmodti4.c: Likewise.
3512 * config/spu/divv2df3.c: Likewise.
3513 * config/spu/float_disf.c: Likewise.
3514 * config/spu/float_unsdidf.c: Likewise.
3515 * config/spu/float_unsdisf.c: Likewise.
3516 * config/spu/float_unssidf.c: Likewise.
3517 * config/spu/mfc_multi_tag_release.c: Likewise.
3518 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3519 * config/spu/mfc_tag_release.c: Likewise.
3520 * config/spu/mfc_tag_reserve.c: Likewise.
3521 * config/spu/mfc_tag_table.c: Likewise.
3522 * config/spu/multi3.c: Likewise.
3523 * config/spu/spu_internals.h: Likewise.
3524 * config/spu/spu_intrinsics.h: Likewise.
3525 * config/spu/spu_mfcio.h: Likewise.
3526 * config/spu/vec_types.h: Likewise.
3527 * config/spu/vmx2spu.h: Likewise.
3528 * config/stormy16/stormy16-lib2.c: Likewise.
3529 * config/svr4.h: Likewise.
3530 * config/sync.c: Likewise.
3531 * config/v850/lib1funcs.asm: Likewise.
3532 * config/vxlib-tls.c: Likewise.
3533 * config/vxlib.c: Likewise.
3534 * config/vxworks-dummy.h: Likewise.
3535 * config/xtensa/crti.asm: Likewise.
3536 * config/xtensa/crtn.asm: Likewise.
3537 * config/xtensa/ieee754-df.S: Likewise.
3538 * config/xtensa/ieee754-sf.S: Likewise.
3539 * config/xtensa/lib1funcs.asm: Likewise.
3540 * config/xtensa/lib2funcs.S: Likewise.
3541 * config/xtensa/linux-unwind.h: Likewise.
3542 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3543 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3544 * coretypes.h: Likewise.
3545 * crtstuff.c: Likewise.
3546 * defaults.h: Likewise.
3547 * dwarf2.h: Likewise.
3548 * emutls.c: Likewise.
3549 * gbl-ctors.h: Likewise.
3550 * gcov-io.h: Likewise.
3551 * ginclude/float.h: Likewise.
3552 * ginclude/iso646.h: Likewise.
3553 * ginclude/stdarg.h: Likewise.
3554 * ginclude/stdbool.h: Likewise.
3555 * ginclude/stddef.h: Likewise.
3556 * ginclude/stdfix.h: Likewise.
3557 * ginclude/stdint-gcc.h: Likewise.
3558 * ginclude/tgmath.h: Likewise.
3559 * gthr-aix.h: Likewise.
3560 * gthr-dce.h: Likewise.
3561 * gthr-gnat.c: Likewise.
3562 * gthr-gnat.h: Likewise.
3563 * gthr-lynx.h: Likewise.
3564 * gthr-mipssde.h: Likewise.
3565 * gthr-nks.h: Likewise.
3566 * gthr-posix.c: Likewise.
3567 * gthr-posix.h: Likewise.
3568 * gthr-posix95.h: Likewise.
3569 * gthr-rtems.h: Likewise.
3570 * gthr-single.h: Likewise.
3571 * gthr-solaris.h: Likewise.
3572 * gthr-tpf.h: Likewise.
3573 * gthr-vxworks.h: Likewise.
3574 * gthr-win32.h: Likewise.
3576 * libgcc2.c: Likewise.
3577 * libgcc2.h: Likewise.
3578 * libgcov.c: Likewise.
3579 * tsystem.h: Likewise.
3580 * typeclass.h: Likewise.
3581 * unwind-c.c: Likewise.
3582 * unwind-compat.h: Likewise.
3583 * unwind-dw2-fde-compat.c: Likewise.
3584 * unwind-dw2-fde-darwin.c: Likewise.
3585 * unwind-dw2-fde-glibc.c: Likewise.
3586 * unwind-dw2-fde.c: Likewise.
3587 * unwind-dw2-fde.h: Likewise.
3588 * unwind-dw2.c: Likewise.
3589 * unwind-dw2.h: Likewise.
3590 * unwind-generic.h: Likewise.
3591 * unwind-pe.h: Likewise.
3592 * unwind-sjlj.c: Likewise.
3593 * unwind.inc: Likewise.
3594 * config/arm/neon-gen.ml: Change generated copyright header to
3595 refer to version 3 of the GNU General Public License with
3596 version 3.1 of the GCC Runtime Library Exception and to point
3597 readers at the COPYING3 and COPYING3.RUNTIME files and the
3598 FSF's license web page.
3599 * config/arm/arm_neon.h: Regenerate.
3601 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3603 * config/cris/cris.md: Change copyright header to refer to version
3604 3 of the GNU General Public License.
3605 * doc/install.texi2html: Change copyright header to refer to version
3606 3 of the GNU General Public License and to point readers at the
3607 COPYING3 file and the FSF's license web page.
3608 * config/vax/linux.h: Likewise.
3610 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3612 * config/i386/i386.md (cmpcc): New.
3613 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3614 (sync_compare_and_swap_cc*): Delete.
3616 * config/s390/s390.c (s390_compare_emitted): Remove.
3617 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3618 s390_compare_emitted used to be handled. Assert that modes match.
3619 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3620 refer to sync_compare_and_swap_ccsi.
3621 * config/s390/s390.h (s390_compare_emitted): Remove.
3622 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3623 instead of s390_compare_emitted.
3624 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3625 instead of s390_compare_emitted.
3626 * config/s390/s390.md (cmpcc): New.
3627 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3628 CC_REGNUM, do not pretend it's set.
3629 (sync_compare_and_swap_cc*): Delete.
3630 * config/s390/predicates.md (cc_reg_operand): New.
3632 * expr.c (sync_compare_and_swap_cc): Delete.
3633 * optabs.h (sync_compare_and_swap_cc): Delete.
3634 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3635 is being used with can_compare_p.
3636 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3638 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3639 look for a MODE_CC set instead. Use emit_store_flag.
3640 (expand_compare_and_swap_loop): Likewise, with some additional
3641 complication to avoid a force_reg when useless. Use
3642 emit_cmp_and_jump_insns.
3643 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3644 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3645 sync_compare_and_swap documentation.
3647 2009-04-09 Jan Hubicka <jh@suse.cz>
3649 * except.c (find_prev_try): Break out from ....
3650 (duplicate_eh_regions): ... here; properly update prev_try pointers
3651 when duplication part of tree.
3652 (dump_eh_tree): Improve dumping.
3653 (verify_eh_region): New.
3654 (verify_eh_tree): Use it.
3656 2009-04-06 Richard Guenther <rguenther@suse.de>
3658 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3659 &ARRAY addresses by adjusting their types and prepending
3661 * tree-cfg.c (verify_gimple_assign_single): Verify that
3662 addresses are correct.
3664 2009-04-09 Richard Guenther <rguenther@suse.de>
3666 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3667 indices into an array reference if possible.
3668 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3669 Fold POINTER_PLUS_EXPR statements with invariant address.
3671 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3674 * config.gcc (powerpc64-*-linux*): Always build biarch.
3676 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3679 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3680 it and pedwarn if this results in an INTEGER_CST.
3682 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3684 * doc/install.texi: Update minimum GMP version. Remove obsolete
3685 text in MPFR section.
3687 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3689 * dwarf2out.c (class_scope_p): New static inline.
3690 (class_or_namespace_scope_p): Use it.
3691 (gen_variable_die): Use DW_TAG_member tag for static data member
3692 declarations instead of DW_TAG_variable.
3695 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3698 2009-04-08 Richard Guenther <rguenther@suse.de>
3700 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3701 valueize random data.
3703 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3705 * config.gcc (aix tm_file): Add aix-stdint.h.
3706 (aix tm clause use_gcc_stdint): Set to wrap.
3707 * config/rs6000/aix-stdint.h: New file.
3709 2009-04-08 Richard Guenther <rguenther@suse.de>
3712 * tree-dfa.c (add_referenced_var): Do not recurse into
3713 global initializers.
3714 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3716 (fold_const_aggregate_ref): Likewise.
3718 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3720 * recog.c (ordered_comparison_operator): New.
3721 * gensupport.c (std_preds): Add it.
3722 * doc/md.texi (Machine-Independent Predicates): Document it.
3724 2009-04-08 Jan Hubicka <jh@suse.cz>
3726 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3727 * function.h (rtl_eh): Remove exception_handler_label_map.
3728 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3729 remove_exception_handler_label, for_each_eh_label_1): Remove.
3730 (rtl_remove_unreachable_regions): Remove.
3731 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3732 (find_exception_handler_labels): Don't build the hashtable.
3733 (maybe_remove_eh_handler): Remove.
3734 (for_each_eh_label): Rewrite to walk the tree.
3735 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3736 * except.h (maybe_remove_eh_handler): Remove.
3737 * passes.c (init_optimization_passes): Schedule second EH cleanup
3739 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3740 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3742 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3744 * genoutput.c (validate_optab_operands): New.
3745 (gen_insn, gen_expand): Call it.
3747 * genflags.c (gen_insn): Detect misused iterators.
3748 (main): Pass line_no to gen_insn, exit with status 1 on error.
3750 * genextract.c (line_no): Make global.
3751 (VEC_safe_set_locstr): Change assertion to error message.
3752 (main): Exit with status 1 on error.
3754 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3758 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3759 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3760 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3761 * c-convert.c (convert): Do not call fold on results of conversion
3762 functions when the result is a C_MAYBE_CONST_EXPR.
3763 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3764 of __builtin_choose_expr.
3765 * c-typeck.c (remove_c_maybe_const_expr): New.
3766 (build_unary_op, build_conditional_expr, build_compound_expr,
3767 build_binary_op, c_objc_common_truthvalue_conversion): Call
3768 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3771 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3773 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3774 CODE to produce a new one. Add a prototype to use fold_convert_const
3776 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3779 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3780 mix declarations and code.
3782 2009-04-08 Ben Elliston <bje@au.ibm.com>
3784 * gcc.c: Replace `CC' with `GCC' throughout.
3786 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3788 * doc/invoke.texi: Document Atom support.
3790 2009-04-07 Jason Merrill <jason@redhat.com>
3793 * c-common.h, c-common.c: Add flag_pretty_templates.
3794 * c-opts.c (c_common_handle_option): Set it.
3795 * c.opt: Add -fno-pretty-templates.
3796 * doc/invoke.texi (C++ Dialect Options): Likewise.
3798 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3800 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3801 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3802 (ia64_expand_builtin): Likewise.
3804 2009-04-07 Martin Jambor <mjambor@suse.cz>
3806 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3807 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3808 ADDR_EXPRS are include too.
3810 2009-04-07 Richard Guenther <rguenther@suse.de>
3812 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3813 decls are only used if passes as parameters or if they are
3814 local statics and the call is not to a builtin.
3815 (call_may_clobber_ref_p_1): Likewise.
3817 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3819 * expr.c (do_store_flag): Remove last argument. Simplify code
3820 to avoid duplication of tests already done by can_compare_p.
3821 (expand_expr_real_1): Adjust caller.
3823 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3825 * optabs.c (can_compare_p): Test the predicate of a
3826 cbranch and cstore pattern.
3828 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3830 * expr.c (convert_move): Use emit_store_flag instead of
3833 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3835 * config/i386/i386.c (ix86_compare_emitted): Remove.
3836 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3837 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3838 * config/i386/i386.h (ix86_compare_emitted): Remove.
3839 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3840 instead of ix86_compare_emitted.
3841 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3843 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3845 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3846 Add t-sysroot-suffix to tmake_file.
3847 * config/print-sysroot-suffix.sh: New file.
3848 * config/t-sysroot-suffix: New file.
3850 2009-04-07 Ben Elliston <bje@au.ibm.com>
3852 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3853 as the latter produces a warning when the target does not support
3856 2009-04-07 Ben Elliston <bje@au.ibm.com>
3858 * dfp.c: Replace type punning assignments with memcpy throughout.
3859 * Makefile.in (dfp.o-warn): Remove.
3861 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3864 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3865 Include soft-fp/t-softfp after rs6000/t-linux64.
3867 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3869 * stor-layout.c (set_sizetype): Use the full precision of their
3870 machine mode for bitsize types.
3872 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3874 * config/i386/i386.md: Revert 2 accidental checkins.
3876 2009-04-06 Joey Ye <joey.ye@intel.com>
3877 Xuepeng Guo <xuepeng.guo@intel.com>
3878 H.J. Lu <hongjiu.lu@intel.com>
3880 Atom pipeline model, tuning and insn selection.
3881 * config.gcc (atom): Add atom config options and target.
3883 * config/i386/atom.md: New.
3885 * config/i386/i386.c (atom_cost): New cost.
3886 (m_ATOM): New macro flag.
3887 (initial_ix86_tune_features): Set m_ATOM.
3888 (x86_accumulate_outgoing_args): Likewise.
3889 (x86_arch_always_fancy_math_387): Likewise.
3890 (processor_target): Add Atom cost.
3891 (cpu_names): Add Atom cpu name.
3892 (override_options): Set Atom ISA.
3893 (ix86_issue_rate): New case PROCESSOR_ATOM.
3894 (ix86_adjust_cost): Likewise.
3896 * config/i386/i386.h (TARGET_ATOM): New target macro.
3897 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3898 (TARGET_OPT_AGU): New target option.
3899 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3900 (processor_type): Add PROCESSOR_ATOM.
3902 * config/i386/i386.md (cpu): Add new value "atom".
3903 (use_carry, movu): New attr.
3904 (atom.md): Include atom.md.
3905 (adddi3_carry_rex64): Set attr "use_carry".
3906 (addqi3_carry): Likewise.
3907 (addhi3_carry): Likewise.
3908 (addsi3_carry): Likewise.
3909 (*addsi3_carry_zext): Likewise.
3910 (subdi3_carry_rex64): Likewise.
3911 (subqi3_carry): Likewise.
3912 (subhi3_carry): Likewise.
3913 (subsi3_carry): Likewise.
3914 (x86_movdicc_0_m1_rex64): Likewise.
3915 (*x86_movdicc_0_m1_se): Likewise.
3916 (x86_movsicc_0_m1): Likewise.
3917 (*x86_movsicc_0_m1_se): Likewise.
3918 (*adddi_1_rex64): Emit add insn as much as possible.
3919 (*addsi_1): Likewise.
3920 (return_internal): Set atom_unit.
3921 (return_internal_long): Likewise.
3922 (return_pop_internal): Likewise.
3923 (*rcpsf2_sse): Set atom_sse_attr attr.
3924 (*qrt<mode>2_sse): Likewise.
3925 (*prefetch_sse): Likewise.
3927 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3929 (ix86_target_macros_internal): Likewise.
3931 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3932 (*prefetch_sse_rex): Likewise.
3933 (sse_rcpv4sf2): Likewise.
3934 (sse_vmrcpv4sf2): Likewise.
3935 (sse_sqrtv4sf2): Likewise.
3936 (<sse>_vmsqrt<mode>2): Likewise.
3937 (sse_ldmxcsr): Likewise.
3938 (sse_stmxcsr): Likewise.
3939 (*sse_sfence): Likewise.
3940 (sse2_clflush): Likewise.
3941 (*sse2_mfence): Likewise.
3942 (*sse2_lfence): Likewise.
3943 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3944 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3945 (avx_movdqu<avxmodesuffix>): Likewise.
3946 (avx_lddqu<avxmodesuffix>): Likewise.
3947 (sse2_movntv2di): Change attr "type" to "ssemov".
3948 (sse2_movntsi): Likewise.
3949 (rsqrtv8sf2): Change attr "type" to "sseadd".
3950 (sse3_addsubv2df3): Set attr "atom_unit".
3951 (sse3_h<plusminus_insn>v4sf3): Likewise.
3952 (*sse2_pmaddwd): Likewise.
3953 (*vec_extractv2di_1_rex64): Likewise.
3954 (*vec_extractv2di_1_avx): Likewise.
3955 (sse2_psadbw): Likewise.
3956 (ssse3_phaddwv8hi3): Likewise.
3957 (ssse3_phaddwv4hi3): Likewise.
3958 (ssse3_phadddv4si3): Likewise.
3959 (ssse3_phadddv2si3): Likewise.
3960 (ssse3_phaddswv8hi3): Likewise.
3961 (ssse3_phaddswv4hi3): Likewise.
3962 (ssse3_phsubwv8hi3): Likewise.
3963 (ssse3_phsubwv4hi3): Likewise.
3964 (ssse3_phsubdv4si3): Likewise.
3965 (ssse3_phsubdv2si3): Likewise.
3966 (ssse3_phsubswv8hi3): Likewise.
3967 (ssse3_phsubswv4hi3): Likewise.
3968 (ssse3_pmaddubsw128): Likewise.
3969 (sse3_pmaddubsw: Likewise.
3970 (ssse3_palignrti): Likewise.
3971 (ssse3_palignrdi): Likewise.
3973 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3975 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3977 2009-04-06 Richard Guenther <rguenther@suse.de>
3979 PR tree-optimization/28868
3980 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3981 of which PHI results we inserted.
3982 (insert_into_preds_of_block): Record inserted PHIs.
3983 (eliminate): Eliminate redundant PHI nodes.
3984 (init_pre): Init inserted_phi_names.
3986 2009-04-06 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/39643
3989 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3990 IMAGPART_EXPRs of complex constants.
3991 (execute_fold_all_builtins): If we folded a call queue
3992 TODO_update_address_taken.
3994 2009-04-06 Jan Hubicka <jh@suse.cz>
3997 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4000 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4002 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4004 (ic_invalidate_array): Likewise.
4006 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4008 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4009 alignment for library calls.
4011 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4013 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
4014 (mingw32 tm clause use_gcc_stdint): Set to wrap.
4015 * config/i386/mingw-stdint.h: New file.
4017 2009-04-05 Richard Guenther <rguenther@suse.de>
4019 PR tree-optimization/39648
4020 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4021 our &A vs. &A[0] IL deficiencies.
4023 2009-04-04 Jan Hubicka <jh@suse.cz>
4025 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4026 removed toplevel regions.
4027 (sjlj_mark_call_sites): Likewise.
4029 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4031 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4032 (cygwin tm clause use_gcc_stdint): Set to wrap.
4033 * config/i386/cygwin-stdint.h: New file.
4035 2009-04-04 Richard Guenther <rguenther@suse.de>
4037 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4038 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4039 single-argument PHIs if we are in loop-closed SSA form.
4040 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4041 for the pre-condition.
4042 (slpeel_tree_peel_loop_to_edge): Likewise.
4043 (vect_build_loop_niters): Take an optional sequence to append stmts.
4044 (vect_generate_tmps_on_preheader): Likewise.
4045 (vect_do_peeling_for_loop_bound): Take extra guards for the
4047 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4048 the cost model check.
4049 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4050 guards if we are going to peel. Do not apply versioning in that case.
4051 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4052 (vect_do_peeling_for_loop_bound): Likewise.
4053 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4054 loop bound only record extra pre-conditions, do not apply loop
4057 2009-04-04 Richard Guenther <rguenther@suse.de>
4059 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4062 2009-04-04 Jan Hubicka <jh@suse.cz>
4064 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4065 last_basic_block for size of bb->index indexed array.
4066 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4067 compute_out, link_btr_uses, build_btr_def_use_webs,
4068 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4070 2009-04-04 Jan Hubicka <jh@suse.cz>
4072 * except.c (remove_eh_handler_and_replace): Break out from ...
4073 (remove_eh_handler): ... here.
4074 (bring_to_root): New function.
4075 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4076 handled ones, bring others to root of tree.
4078 2009-04-04 Jan Hubicka <jh@suse.cz>
4080 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4081 (all_phis_safe_to_merge): New function.
4082 (update_info): New structure.
4083 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4084 (cleanup_empty_eh): Update SSA if possible.
4086 2009-04-04 Richard Guenther <rguenther@suse.de>
4088 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4089 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4090 (append_vuse): Likewise.
4092 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4094 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4095 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4096 instead of REG_UNSAVED for DW_CFA_undefined.
4097 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4098 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4101 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4104 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4105 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4106 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4108 2009-04-04 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/8781
4111 PR tree-optimization/37892
4112 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4113 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4114 (valueize_refs): Call it for *& valueizations.
4115 (shared_reference_ops_from_ref): Rename to ...
4116 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4117 (shared_reference_ops_from_call): Rename to ...
4118 (valueize_shared_reference_ops_from_call): ... this and valueize.
4119 (vn_reference_lookup): Update.
4120 (visit_reference_op_call): Likewise.
4121 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4122 (eliminate): Value-replace the call address in call statements.
4124 2009-04-04 Richard Guenther <rguenther@suse.de>
4126 PR tree-optimization/39636
4127 * tree-ssa-forwprop.c
4128 (forward_propagate_addr_into_variable_array_index): Check for
4129 GIMPLE_ASSIGN before accessing the rhs code.
4131 2009-04-03 Jason Merrill <jason@redhat.com>
4133 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4135 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4137 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4138 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4139 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4140 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4141 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4142 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4143 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4144 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4145 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4146 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4147 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4148 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4149 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4150 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4151 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4152 Use fr_reg_or_fp01_operand instead of fr_register_operand
4154 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4155 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4156 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4158 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4160 PR rtl-optimization/39607
4161 PR rtl-optimization/39631
4165 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4166 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4167 instead of DF_LR_OUT.
4168 * ira-lives.c (process_bb_node_lives): Ditto.
4169 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4170 instead of DF_LR_{OUT,IN}.
4171 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4172 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4174 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4176 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4177 (execute_lower_omp): Always run but take the short way out if -fopenmp
4179 (gate_lower_omp): Remove, forcing the pass manager to always run the
4180 pass and always set PROP_gimple_lomp.
4181 (pass_lower_omp): Remove gate function.
4182 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4183 PROP_trees. Instead, require it.
4184 * ipa-cp.c (pass_ipa_cp): Likewise.
4185 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4186 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4187 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4188 and PROP_gimple_leh.
4190 2009-04-03 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/23940
4194 PR tree-optimization/33237
4197 PR tree-optimization/36201
4198 PR tree-optimization/36230
4199 PR tree-optimization/38049
4200 PR tree-optimization/38207
4201 PR tree-optimization/38230
4202 PR tree-optimization/38301
4203 PR tree-optimization/38585
4205 PR tree-optimization/38985
4206 PR tree-optimization/39299
4207 * tree-ssa-structalias.h: Remove.
4208 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4209 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4210 (struct vuse_element_d): Remove.
4211 (struct vuse_vec_d): Likewise.
4212 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4213 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4214 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4215 VUSE_ELEMENT_VAR): Likewise.
4216 (struct voptype_d): Likewise.
4217 (NUM_VOP_FREE_BUCKETS): Likewise.
4218 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4219 (struct stmt_operands_d): Remove.
4220 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4221 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4222 VDEF_NUM, VDEF_VECT): Likewise.
4223 (copy_virtual_operands): Remove.
4224 (operand_build_cmp): Likewise.
4225 (create_ssa_artificial_load_stmt): Likewise.
4226 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4227 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4228 vuse_index and mayuse_index members. Pack and move done and iter_type
4229 members to the front.
4230 (SSA_OP_VMAYUSE): Remove.
4231 (SSA_OP_VIRTUAL_USES): Adjust.
4232 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4233 (unlink_stmt_vdef): Declare.
4234 (add_to_addressable_set): Remove.
4235 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4236 (vrp_visit_stmt): Likewise.
4237 * doc/tree-ssa.texi (Alias analysis): Update.
4238 * doc/invoke.texi (max-aliased-vops): Remove docs.
4239 (avg-aliased-vops): Likewise.
4240 * tree-into-ssa.c (syms_to_rename): Remove.
4241 (need_to_update_vops_p): Likewise.
4242 (need_to_initialize_update_ssa_p): Rename to ...
4243 (update_ssa_initialized_fn): ... this. Track function we are
4245 (symbol_marked_for_renaming): Simplify.
4246 (add_new_name_mapping): Do not set need_to_update_vops_p.
4247 (dump_currdefs): Use SYMS_TO_RENAME.
4248 (rewrite_update_stmt): Always walk all uses/defs.
4249 (dump_update_ssa): Adjust.
4250 (init_update_ssa): Take function argument. Track what we are
4252 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4253 (create_new_def_for): Initialize for cfun, assert we are initialized
4255 (mark_sym_for_renaming): Simplify.
4256 (mark_set_for_renaming): Do not initialize update-ssa.
4257 (need_ssa_update_p): Simplify. Take function argument.
4258 (name_mappings_registered_p): Assert we ask for the correct function.
4259 (name_registered_for_update_p): Likewise.
4260 (ssa_names_to_replace): Likewise.
4261 (release_ssa_name_after_update_ssa): Likewise.
4262 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4263 (dump_decl_set): Do not print a newline.
4264 (debug_decl_set): Do it here.
4265 (dump_update_ssa): And here.
4266 * tree-ssa-loop-im.c (move_computations): Adjust.
4267 (movement_possibility): Likewise.
4268 (determine_max_movement): Likewise.
4269 (gather_mem_refs_stmt): Likewise.
4270 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4272 * tree-complex.c (update_all_vops): Remove.
4273 (expand_complex_move): Adjust.
4274 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4275 Simplify test for memory referencing statement. Exclude
4276 non-invariant ADDR_EXPRs.
4277 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4278 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4279 (rdg_flag_uses): Likewise.
4280 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4282 (tree_optimize_tail_calls_1): Also split the
4283 edge from the entry block if we have degenerate PHI nodes in
4284 the first basic block.
4285 * tree.c (init_ttree): Remove memory-tag related code.
4286 (tree_code_size): Likewise.
4287 (tree_node_structure): Likewise.
4288 (build7_stat): Re-write to be build6_stat.
4289 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4290 (SSA_VAR_P): Adjust.
4291 (struct tree_memory_tag): Remove.
4292 (struct tree_memory_partition_tag): Likewise.
4293 (union tree_node): Adjust.
4294 (build7): Re-write to be build6.
4295 * tree-pass.h (pass_reset_cc_flags): Remove.
4296 (TODO_update_address_taken): New flag.
4297 (pass_simple_dse): Remove.
4298 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4299 * params.h (MAX_ALIASED_VOPS): Remove.
4300 (AVG_ALIASED_VOPS): Likewise.
4301 * omp-low.c (expand_omp_taskreg): Update SSA form.
4302 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4303 aliases the lhs in a copy stmt.
4304 * tree-ssa-dse.c (struct address_walk_data): Remove.
4305 (memory_ssa_name_same): Likewise.
4306 (memory_address_same): Likewise.
4307 (get_kill_of_stmt_lhs): Likewise.
4308 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4309 unused stores. Look through PHI nodes into post-dominated regions.
4310 (dse_optimize_stmt): Simplify. Properly remove stores.
4311 (tree_ssa_dse): Compute dominators.
4312 (execute_simple_dse): Remove.
4313 (pass_simple_dse): Likewise.
4314 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4315 gimple_loaded_syms and gimple_stored_syms computation.
4316 * toplev.c (dump_memory_report): Dump alias and pta stats.
4317 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4318 (vn_reference_eq): Likewise.
4319 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4320 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4321 valueize_vuses): Remove.
4322 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4323 (get_def_ref_stmt_vuse): ... this.
4324 (vn_reference_lookup_2): New function.
4325 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4326 walking equivalent vuses. Simplify.
4327 (vn_reference_lookup): Likewise.
4328 (vn_reference_insert): Likewise.
4329 (vn_reference_insert_pieces): Likewise.
4330 (visit_reference_op_call): Simplify.
4331 (visit_reference_op_load): Likewise.
4332 (visit_reference_op_store): Likewise.
4333 (init_scc_vn): Remove shared_lookup_vuses initialization.
4334 (free_scc_vn): Remove shared_lookup_vuses freeing.
4335 (sort_vuses, sort_vuses_heap): Remove.
4336 (get_ref_from_reference_ops): Export.
4337 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4338 vector with single vuse pointer.
4339 (vn_reference_lookup_pieces, vn_reference_lookup,
4340 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4341 (shared_vuses_from_stmt): Remove.
4342 (get_ref_from_reference_ops): Declare.
4343 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4344 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4345 memory-tag related code.
4346 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4347 (likely_value): Add comment, skip static-chain of call statements.
4348 (surely_varying_stmt_p): Adjust.
4349 (gimplify_and_update_call_from_tree): Likewise.
4350 (execute_fold_all_builtins): Do not rebuild alias info.
4351 (gimplify_and_update_call_from_tree): Properly update VOPs.
4352 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4353 (copy_ref_info): Remove memory-tag related code.
4354 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4355 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4356 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4358 * tree-ssa-dom.c (gimple_p): Remove typedef.
4359 (eliminate_redundant_computations): Adjust.
4360 (record_equivalences_from_stmt): Likewise.
4361 (avail_expr_hash): Likewise.
4362 (avail_expr_eq): Likewise.
4363 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4364 (stmt_makes_single_load): Likewise.
4365 (stmt_makes_single_store): Likewise.
4366 * tree-ssa-alias.c: Rewrite completely.
4367 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4368 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4369 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4370 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4371 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4372 Remove public functions.
4373 (pass_reset_cc_flags): Remove.
4374 (pass_build_alias): Move ...
4375 * tree-ssa-structalias.c (pass_build_alias): ... here.
4376 * tree-ssa-alias.c (may_be_aliased): Move ...
4377 * tree-flow-inline.h (may_be_aliased): ... here.
4378 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4379 count_uses_and_derefs): Move ...
4380 * gimple.c: ... here.
4381 * gimple.h (count_uses_and_derefs): Declare.
4382 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4383 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4384 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4385 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4386 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4387 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4388 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4390 * tree-dfa.c (refs_may_alias_p): Move ...
4391 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4392 * tree-ssa-alias.h: New file.
4393 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4394 (statement_sink_location): Likewise.
4395 * opts.c (decode_options): Do not adjust max-aliased-vops or
4396 avg-aliased-vops values.
4397 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4398 (TV_CALL_CLOBBER): Likewise.
4399 (TV_FLOW_SENSITIVE): Likewise.
4400 (TV_FLOW_INSENSITIVE): Likewise.
4401 (TV_MEMORY_PARTITIONING): Likewise.
4402 (TV_ALIAS_STMT_WALK): New timevar.
4403 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4404 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4405 (get_address_description): Remove memory-tag related code.
4406 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4407 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4408 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4409 and immediate uses in statements. Document.
4410 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4411 (dump_symbols): Remove.
4412 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4413 * alias.c (get_deref_alias_set): New function split out from ...
4414 (get_alias_set): ... here.
4415 * alias.h (get_deref_alias_set): Declare.
4416 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4417 type parameter. Remove restrict pointer handling. Create a
4418 ref-all pointer in case type-based alias sets do not conflict.
4419 (vect_analyze_data_refs): Remove SMT related code.
4420 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4421 (vectorizable_load): Likewise.
4422 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4423 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4424 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4425 Ignore vops and SMTs.
4426 (dr_analyze_alias): Likewise..
4427 (free_data_ref): Likewise.
4428 (create_data_ref): Likewise.
4429 (analyze_all_data_dependences): Likewise.
4430 (get_references_in_stmt): Adjust.
4431 * tree-flow-inline.h (gimple_aliases_computed_p,
4432 gimple_addressable_vars, gimple_call_clobbered_vars,
4433 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4434 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4435 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4436 gimple_mem_ref_stats): Remove.
4437 (gimple_vop): New function.
4438 (op_iter_next_use): Remove vuses and mayuses cases.
4439 (op_iter_next_def): Remove vdefs case.
4440 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4441 (clear_and_done_ssa_iter): Do not set removed fields.
4442 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4443 Assert we are not iterating over vuses or vdefs if not also
4444 iterating over uses or defs.
4445 (op_iter_init_use): Likewise.
4446 (op_iter_init_def): Likewise.
4447 (op_iter_next_vdef): Remove.
4448 (op_iter_next_mustdef): Likewise.
4449 (op_iter_init_vdef): Likewise.
4450 (compare_ssa_operands_equal): Likewise.
4451 (link_use_stmts_after): Handle vuse operand.
4452 (is_call_used): Use is_call_clobbered.
4453 (is_call_clobbered): Global variables are always call clobbered,
4454 query the call-clobbers bitmap.
4455 (mark_call_clobbered): Ignore global variables.
4456 (clear_call_clobbered): Likewise.
4457 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4458 virtual operands sanity check.
4459 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4461 (TARGET_MEM_REF): Remove TMR_TAG operand.
4462 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4463 Remove call-clobber related code.
4464 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4465 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4466 partitions or escape reason.
4467 (get_single_def_stmt, get_single_def_stmt_from_phi,
4468 get_single_def_stmt_with_phi): Remove.
4469 (dump_referenced_vars): Tidy.
4470 (get_ref_base_and_extent): Allow bare decls.
4471 (collect_dfa_stats): Adjust.
4472 * graphite.c (rename_variables_in_stmt): Adjust.
4473 (graphite_copy_stmts_from_block): Likewise.
4474 (translate_clast): Likewise.
4475 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4477 (translate_vuse_through_block): Use the oracle.
4478 (phi_translate_1): Adjust.
4479 (value_dies_in_block_x): Use the oracle. Cache the outcome
4481 (valid_in_sets): Check if the VUSE for
4482 a REFERENCE is available.
4483 (eliminate): Do not remove stmts during elimination,
4484 instead queue and remove them afterwards.
4485 (do_pre): Do not rebuild alias info.
4486 (pass_pre): Run TODO_rebuild_alias before PRE.
4487 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4488 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4489 (mark_all_v_defs_stmt): Remove.
4490 (mark_all_v_defs_seq): Adjust.
4491 (sra_replace): Likewise.
4492 (scalarize_use): Likewise.
4493 (scalarize_copy): Likewise.
4494 (scalarize_init): Likewise.
4495 (scalarize_ldst): Likewise.
4496 (todoflags): Remove.
4497 (tree_sra): Do not rebuild alias info.
4498 (tree_sra_early): Adjust.
4499 (pass_sra): Run TODO_update_address_taken before SRA.
4500 * tree-predcom.c (set_alias_info): Remove.
4501 (prepare_initializers_chain): Do not call it.
4502 (mark_virtual_ops_for_renaming): Adjust.
4503 (mark_virtual_ops_for_renaming_list): Remove.
4504 (initialize_root_vars): Adjust.
4505 (initialize_root_vars_lm): Likewise.
4506 (prepare_initializers_chain): Likewise.
4507 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4508 (may_propagate_copy_into_stmt): Likewise.
4509 (merge_alias_info): Do nothing for now.
4510 (propagate_tree_value_into_stmt): Adjust.
4511 (stmt_may_generate_copy): Likewise.
4512 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4513 not mark symbols for renaming.
4514 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4515 with the same statement, make sure to update the new pointed-to one.
4516 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4517 call statements, do not mark symbols for renaming.
4518 (mark_operand_necessary): Dump something.
4519 (ref_may_be_aliased): New function.
4520 (mark_aliased_reaching_defs_necessary_1): New helper function.
4521 (mark_aliased_reaching_defs_necessary): Likewise.
4522 (mark_all_reaching_defs_necessary_1): Likewise.
4523 (mark_all_reaching_defs_necessary): Likewise.
4524 (propagate_necessity): Do not process virtual PHIs. For
4525 non-aliased loads mark all reaching definitions as necessary.
4526 For aliased loads and stores mark the immediate dominating
4527 aliased clobbers as necessary.
4528 (visited): New global static.
4529 (perform_tree_ssa_dce): Free visited bitmap after propagating
4531 (remove_dead_phis): Perform simple dead virtual PHI removal.
4532 (remove_dead_stmt): Properly unlink virtual operands when
4534 (eliminate_unnecessary_stmts): Schedule PHI removal after
4536 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4537 (process_replaceable): Likewise.
4538 (find_replaceable_in_bb): Likewise.
4539 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4540 based on the single gimple vop.
4541 (verify_flow_insensitive_alias_info): Remove.
4542 (verify_flow_sensitive_alias_info): Likewise.
4543 (verify_call_clobbering): Likewise.
4544 (verify_memory_partitions): Likewise.
4545 (verify_alias_info): Likewise.
4546 (verify_ssa): Adjust..
4547 (execute_update_addresses_taken): Export. Update SSA
4548 manually. Optimize only when optimizing. Use a local bitmap.
4549 (pass_update_address_taken): Remove TODO_update_ssa, add
4551 (pass_update_address_taken): Just use TODO_update_address_taken.
4552 (init_tree_ssa): Do not initialize addressable_vars.
4553 (verify_ssa): Verify new VUSE / VDEF properties.
4554 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4555 Do not call verify_alias_info.
4556 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4557 Do not free the loaded and stored syms bitmaps. Reset the escaped
4558 and callused solutions. Do not free addressable_vars.
4559 Remove memory-tag related code.
4560 (warn_uninitialized_var): Aliases are always available.
4561 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4562 * lambda-code.c (can_put_in_inner_loop): Adjust.
4563 (can_put_after_inner_loop): Likewise.
4564 (perfect_nestify): Likewise.
4565 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4566 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4567 (vectorizable_conversion): Do not mark symbols for renaming.
4568 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4569 (expand_call_inline): Unlink the calls virtual operands before
4571 (tree_function_versioning): Do not call update_ssa if we are not
4572 updating clones. Simplify.
4573 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4574 (propagate_with_phi): Likewise..
4575 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4576 clobber code. Assert we are not aliased or global.
4577 * tree-flow.h: Include tree-ssa-alias.h
4578 (enum escape_type): Remove.
4579 (struct mem_sym_stats_d): Likewise.
4580 (struct mem_ref_stats_d): Likewise.
4581 (struct gimple_df): Add vop member. Remove global_var,
4582 call_clobbered_vars, call_used_vars, addressable_vars,
4583 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4584 escaped and callused members.
4585 (struct ptr_info_def): Remove all members, add points-to solution
4587 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4588 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4589 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4590 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4591 (tree-ssa-alias.o): Likewise.
4592 (toplev.o): Add tree-ssa-alias.h
4593 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4594 * gimple.c (gimple_set_bb): Fix off-by-one error.
4595 (is_gimple_reg): Do not handle memory tags.
4596 (gimple_copy): Also copy virtual operands.
4597 Delay updating the statement. Do not reset loaded and stored syms.
4598 (gimple_set_stored_syms): Remove.
4599 (gimple_set_loaded_syms): Likewise.
4600 (gimple_call_copy_skip_args): Copy the virtual operands
4601 and mark the new statement modified.
4602 * tree-ssa-structalias.c (may_alias_p): Remove.
4603 (set_uids_in_ptset): Take the alias set to prune with as
4604 parameter. Fold in the alias test of may_alias_p.
4605 (compute_points_to_sets): Compute whether a ptr is dereferenced
4607 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4608 other ADDRESSOF constraints on the lhs.
4609 (get_constraint_for_component_ref): Assert that we don't get
4610 ADDRESSOF constraints from the base of the reference.
4611 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4612 (struct variable_info): Remove collapsed_to member.
4613 (get_varinfo_fc): Remove.
4614 (new_var_info): Do not set collapsed_to.
4615 (dump_constraint): Do not follow cycles.
4616 (dump_constraint_graph): Likewise.
4617 (build_pred_graph): Likewise.
4618 (build_succ_graph): Likewise.
4619 (rewrite_constraints): Likewise.
4620 (do_simple_structure_copy): Remove.
4621 (do_rhs_deref_structure_copy): Remove.
4622 (do_lhs_deref_structure_copy): Remove.
4623 (collapse_rest_of_var): Remove.
4624 (do_structure_copy): Re-implement.
4625 (pta_stats): New global variable.
4626 (dump_pta_stats): New function.
4627 (struct constraint_expr): Make offset signed.
4628 (UNKNOWN_OFFSET): Define special value.
4629 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4630 (solution_set_expand): New helper function split out from ...
4631 (do_sd_constraint): ... here.
4632 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4633 (do_ds_constraint): Likewise.
4634 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4635 and CALLUSED = *CALLUSED.
4636 (set_union_with_increment): Make inc argument signed.
4637 (type_safe): Remove.
4638 (get_constraint_for_ptr_offset): Handle unknown and negative
4640 (first_vi_for_offset): Handle offsets before start. Bail
4641 out early for offsets beyond the variable extent.
4642 (first_or_preceding_vi_for_offset): New function.
4643 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4644 Together with ESCAPED = *ESCAPED this properly computes reachability.
4645 (find_what_var_points_to): New function.
4646 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4647 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4648 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4649 pt_solutions_intersect): New functions.
4650 (compute_call_used_vars): Remove.
4651 (compute_may_aliases): New main entry into PTA computation.
4652 * gimple.h (gimple_p): New typedef.
4653 (struct gimple_statement_base): Remove references_memory_p.
4654 (struct gimple_statement_with_memory_ops_base): Remove
4655 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4657 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4658 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4659 gimple_set_references_memory): Remove.
4660 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4661 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4663 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4664 (verify_expr): Allow RESULT_DECL.
4665 (gimple_duplicate_bb): Do not copy virtual operands.
4666 (gimple_duplicate_sese_region): Adjust.
4667 (gimple_duplicate_sese_tail): Likewise.
4668 (mark_virtual_ops_in_region): Remove.
4669 (move_sese_region_to_fn): Do not call it.
4670 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4671 and pass_simple_dse.
4672 (execute_function_todo): Handle TODO_update_address_taken,
4673 call execute_update_addresses_taken for TODO_rebuild_alias.
4674 (execute_todo): Adjust.
4675 (execute_one_pass): Init dump files early.
4676 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4678 (create_general_new_stmt): Clear vops.
4679 * tree-ssa-reassoc.c (get_rank): Adjust.
4680 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4681 symbols for renaming.
4682 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4683 (PARAM_AVG_ALIASED_VOPS): Likewise.
4684 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4685 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4686 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4687 (operand_build_cmp, copy_virtual_operands,
4688 create_ssa_artificial_load_stmt, add_to_addressable_set,
4689 gimple_add_to_addresses_taken): Remove public functions.
4690 (unlink_stmt_vdef): New function.
4692 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4694 * config.gcc (powerpc-*-linux*): Merge variants.
4696 2009-04-02 Chao-ying Fu <fu@mips.com>
4697 James Grosbach <james.grosbach@microchip.com>
4699 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4700 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4702 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4703 keep_interrupts_masked_p, use_debug_exception_return_p.
4704 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4705 keep_interrupts_masked, use_debug_exception_return.
4706 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4707 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4709 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4710 (mips_print_operand): Process COP0 registers to print $0 .. $31
4711 correctly for GAS to process.
4712 (mips_interrupt_extra_call_saved_reg_p): New function.
4713 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4715 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4716 (mips_compute_frame_info): Add supports for interrupt context that
4717 includes doubleword accumulators and COP0 registers.
4718 (mips_for_each_saved_acc): New function.
4719 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4720 mips_for_each_saved_reg.
4721 (mips_save_reg): Save accumulators.
4722 (mips_kernel_reg_p): A new for_each_rtx callback.
4723 (mips_expand_prologue): Support interrupt handlers.
4724 (mips_restore_reg): Restore accumulators.
4725 (mips_expand_epilogue): Support interrupt handlers.
4726 (mips_can_use_return_insn): Return false for interrupt handlers.
4727 (mips_epilogue_uses): New function.
4728 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4729 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4730 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4731 cop0_move): New instructions.
4732 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4733 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4735 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4737 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4738 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4739 interrupt handlers, we use K0 as the temporary register.
4740 (EPILOGUE_USES): Change to a function call.
4741 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4742 handlers, we use K0 as the temporary register.
4744 * doc/extend.texi (Function Attributes): Document interrupt,
4745 use_shadow_register_set, keep_interrupts_masked,
4746 use_debug_exception_return for MIPS attributes.
4748 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4750 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4751 Remove a number of t-files from tmake_file.
4752 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4753 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4754 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4755 target_prototype, not TARGET_PROTOTYPE.
4756 (LINK_OS_GNU_SPEC): Define.
4757 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4758 and darwin-ldoubdle.c.
4760 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4763 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4764 (cpp_options): Ditto.
4765 (default_compilers): Ditto.
4766 (display_help): Ditto.
4767 (process_command): Ditto.
4769 (set_input): Use lbasename instead of duplicate code.
4770 (save_temps_prefix): New static for -save-temps=obj.
4771 (save_temps_length): Ditto.
4773 * doc/invoke.texi (-save-temps=obj): Document new variant to
4776 2009-04-02 Jeff Law <law@redhat.com>
4778 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4781 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4783 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4784 * configure: Regenerated.
4786 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4788 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4789 share the argument list.
4791 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4795 2009-02-12 Diego Novillo <dnovillo@google.com>
4797 * varpool.c (debug_varpool): New.
4798 * cgraph.h (debug_varpool): Declare.
4800 2009-04-02 Jan Hubicka <jh@suse.cz>
4802 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4805 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4807 * config/i386/i386.c (ix86_abi): Move initialization to ...
4808 (override_options): Here.
4810 2009-04-02 Christian Bruel <christian.bruel@st.com>
4812 * config/sh/sh.c (sh_dwarf_register_span): New function.
4813 (TARGET_DWARF_REGISTER_SPAN): Define.
4814 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4816 2009-04-02 Ira Rosen <irar@il.ibm.com>
4818 PR tree-optimization/39595
4819 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4820 interleaved loads group is not greater than the SLP group size.
4822 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4824 * builtins.c (is_builtin_name): New.
4825 (called_as_built_in): Use is_builtin_name.
4826 * tree.h (is_builtin_name): New.
4827 * varasm.c (incorporeal_function_p): Use is_builtin_name
4829 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4831 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4833 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4836 * c-decl.c (clone_underlying_type): Move this ...
4837 * c-common.c (set_underlying_type): ... here.
4838 Also, make sure the function properly sets TYPE_STUB_DECL() on
4839 the newly created typedef variant type.
4840 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4841 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4844 2009-04-02 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/37221
4847 * tree-flow.h (degenerate_phi_result): Declare.
4848 * tree-ssa-dom.c (degenerate_phi_result): Export.
4849 * tree-scalar-evolution.c (analyze_initial_condition): If
4850 the initial condition is defined by a degenerate PHI node
4851 use the degenerate value.
4853 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4855 PR rtl-optimization/39588
4856 * combine.c (merge_outer_ops): Do not set the constant when this
4858 (simplify_shift_const_1): Do not modify it either in this case.
4860 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4862 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4863 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4865 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4868 * c-lex.c (interpret_float): Default (no suffix) is double.
4870 2009-04-1 Xinliang David Li <davidxl@google.com>
4872 * config/i386/i386.c (legitimate_constant_p): Recognize
4873 all one vector constant.
4875 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4877 * config/vax/vax.c: Add #includes to silence warnings.
4878 Change #include order to silence two warnings.
4880 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4882 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4883 (ASM_SPEC): Pass -k to the assembler for PIC code.
4885 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4887 * config.gcc: Add vax-*-linux* to the switch.
4888 * config/vax/linux.h: New file. (TARGET_VERSION,
4889 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4891 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4893 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4894 Use predicate macros instead of GET_CODE() == foo.
4895 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4896 ashlsi3, rotrsi3, <unnamed>): Likewise.
4898 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4900 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4901 jbbccihi, jbbccisi): Remova trailing whitespace.
4902 * config/vax/constraints.md: Likewise.
4903 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4904 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4905 * config/vax/predicates.md: Likewise.
4906 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4907 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4908 * config/vax/vax.h: Likewise.
4909 * config/vax/vax.md (nonlocal_goto): Likewise.
4911 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4913 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4914 (indirectable_address_p, adjacent_operands_p): Add spaces around
4916 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4918 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4920 * config/vax/vax.c (legitimate_constant_address_p,
4921 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4922 index_term_p, reg_plus_index_p, legitimate_address_p,
4923 vax_mode_dependent_address_p): Update comments to match functions
4924 modified by the recent int->bool conversion.
4926 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4928 * config/vax/builtins.md: Update copyright message.
4929 * config/vax/constraints.md: Likewise.
4930 * config/vax/netbsd-elf.h: Likewise.
4931 * config/vax/predicates.md: Likewise.
4932 * config/vax/vax-protos.h: Likewise.
4933 * config/vax/vax.c: Likewise.
4934 * config/vax/vax.h: Likewise.
4935 * config/vax/vax.md: Likewise.
4936 * config/vax/vax.opt: Likewise.
4938 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4940 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4941 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4942 * config/vax/constraints.md (B, R): Likewise.
4943 * config/vax/predicates.md (external_memory_operand,
4944 nonimmediate_addsub_di_operand): Likewise.
4945 * config/vax/vax.c (vax_output_int_add): Likewise.
4946 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4947 untyped_call): Likewise.
4949 2009-04-01 Matt Thomas <matt@3am-software.com>
4951 * config/vax/predicates.md: New file.
4952 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4953 external_const_operand, nonsymbolic_operand, external_memory_operand,
4954 indirect_memory_operand, indexed_memory_operand,
4955 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4956 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4958 * config/vax/constraints.md: New file.
4959 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4961 * config/vax/builtins.md: New file.
4962 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4963 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4965 * config/vax/vax.opt (mqmath): Add option.
4966 * config/vax/vax.md (isfx): Extend with DI.
4967 (VAXintQH, VAXintQHSD): Define.
4968 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4969 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4970 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4971 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4972 (movdi): Update constraints and use vax_output_int_move().
4973 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4974 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4975 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4976 nonlocal_goto): New.
4977 (mov<mode>): Extend accepted operand types.
4978 (subdi3_old): Rename from subdi3, change update constraints and use
4979 a new implementation.
4980 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4981 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4982 MOVE_RATIO, CLEAR_RATIO): Define.
4983 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4984 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4985 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4986 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4987 (split_quadword_operands): Make static and really allow variable
4989 (print_operand_address): Update for PIC generation.
4990 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4991 indexable_address_p, fixup_mathdi_operand,
4992 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4993 (vax_float_literal, legitimate_constant_p,
4994 indirectable_constant_address_p, index_term_p,
4995 reg_plus_index_p): Return bool instead of int.
4996 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4998 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5000 (vax_output_conditional_branch): Indent.
5001 (legitimate_constant_address_p, indirectable_constant_address_p,
5002 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5003 vax_mode_dependent_address_p): Return bool instead of int, update for
5005 * config/vax/vax-protos.h (legitimate_constant_address_p,
5006 legitimate_constant_p, legitimate_address_p,
5007 vax_mode_dependent_address_p): Change declaration to bool.
5008 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5009 vax_expand_addsub_di_operands, vax_output_int_subtract,
5010 vax_output_movmemsi): Declare.
5011 (split_quadword_operands, vax_float_literal): Delete declaration.
5012 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5013 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
5014 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
5015 ASM_OUTPUT_DWARF_PCREL): Define.
5016 (ASM_SPEC): Change definition to allow PIC generation.
5018 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5020 * doc/sourcebuild.texi: Update front-end requirements.
5022 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5025 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5026 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5027 (booldi3_internal3): Use boolean_or_operator instead of
5030 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5033 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5034 declarator whose size is not an integer constant expression but
5035 folds to an integer constant, then treat it as a constant
5038 2009-04-01 Richard Guenther <rguenther@suse.de>
5040 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5041 i * 4 + 2 to (i * 2 + 1) * 2.
5043 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5046 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5047 return if c_parser_asm_string_literal returned NULL.
5049 2009-04-01 Nick Clifton <nickc@redhat.com>
5051 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5053 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5054 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5055 other typedefs to avoid conflicts with libgcc2.c. Define labels
5056 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5058 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5059 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5062 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5064 * varasm.c (default_function_rodata_section): Declare DOT as
5067 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5068 Andrey Galkin <agalkin@hypercom.com>
5071 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5072 Make object_name unique for each process.
5074 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5077 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5078 addressable variables in the parallel that could go out of scope while
5079 running queued tasks.
5081 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5083 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5084 (CASE_VALUES_THRESHOLD): Redefine.
5085 * config/avr/avr.c (avr_override_options): Remove initialization of
5086 avr_case_values_threshold variable.
5087 (avr_case_values_threshold): Remove variable. Add new function.
5088 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5089 * config/avr/avr.opt (mno-tablejump): Remove option.
5090 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5092 2009-04-01 DJ Delorie <dj@redhat.com>
5094 * varasm.c (default_function_rodata_section): Don't assume
5095 anything about where the first '.' in the section name is.
5097 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5099 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5100 rs6000_emit_stack_tie.
5102 2009-03-31 Ian Lance Taylor <iant@google.com>
5104 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5105 gimple_code with GIMPLE_RESX, not RESX.
5107 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5109 * c-common.c (c_get_ident): New.
5110 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5112 2009-04-01 Ben Elliston <bje@au.ibm.com>
5114 * config/rs6000/sysv4.opt (msdata): Improve option description.
5116 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5118 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5119 (divdf3_internal_lat): Remove.
5120 (divxf3_internal_lat): Remove.
5121 (divxf3_internal_thr): Remove.
5122 (divxf): Use divxf3_internal.
5123 * config/ia64/div.md (divsf3_internal_lat): New.
5124 (divdf3_internal_lat): New.
5125 (divxf3_internal): New.
5127 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5130 * Makefile.in (USE_GCC_STDINT): Define.
5131 (stmp-int-hdrs): Install stdint.h if applicable.
5132 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5134 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5135 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5136 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5137 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5138 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5139 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5140 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5141 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5142 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5143 (c_common_nodes_and_builtins): Initialize
5144 underlying_wchar_type_node. Do not initialize
5145 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5146 nodes for new types.
5147 (c_stddef_cpp_builtins): Define macros for new types.
5148 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5150 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5151 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5152 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5153 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5154 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5155 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5156 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5157 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5158 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5159 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5160 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5161 int16_type_node, int32_type_node, int64_type_node,
5162 uint8_type_node, uint16_type_node, c_uint32_type_node,
5163 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5164 int_least32_type_node, int_least64_type_node,
5165 uint_least8_type_node, uint_least16_type_node,
5166 uint_least32_type_node, uint_least64_type_node,
5167 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5168 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5169 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5170 uintptr_type_node): Define.
5171 * c-cppbuiltin.c (builtin_define_constants,
5172 builtin_define_type_minmax): New.
5173 (builtin_define_stdint_macros): Define more macros.
5174 (c_cpp_builtins): Define more limit macros.
5176 (builtin_define_type_max): Define in terms of
5177 builtin_define_type_minmax. Remove is_long parameter. All
5179 * config.gcc (use_gcc_stdint): Define.
5180 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5181 Add newlib-stdint.h for generic targets.
5182 * config/glibc-stdint.h, config/newlib-stdint.h,
5183 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5184 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5185 * config/score/score.h (UINTPTR_TYPE): Define.
5186 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5187 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5188 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5189 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5190 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5191 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5192 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5193 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5194 * config/spu/spu.h (STDINT_LONG32): Define.
5195 * configure.ac (use_gcc_stdint): Substitute.
5196 * configure: Regenerate.
5197 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5198 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5199 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5200 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5201 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5202 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5203 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5204 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5205 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5206 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5207 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5208 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5209 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5210 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5211 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5212 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5213 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5214 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5215 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5216 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5217 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5218 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5219 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5220 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5221 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5222 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5223 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5224 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5225 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5227 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5229 * loop-iv.c (suitable_set_for_replacement): Renamed from
5230 simplify_using_assignment; changed to return bool and to accept new
5231 args DEST and SRC. Return true iff we find a source/destination pair
5232 that can be used to make a replacement, and fill SRC and DEST if so.
5233 Remove arg ALTERED. Don't deal with altered regs here. All callers
5235 (simplify_using_initial_values): Deal with altered regs here and track
5236 more precisely the effect they have on the validity of our expression.
5238 * loop-iv.c (simplify_using_condition): A condition of the form
5239 (EQ REG CONST) can be used to simply make a substitution.
5240 (simplify_using_initial_values): Keep track of conditions we have seen
5241 and keep using them to simplify new expressions, while applying the
5242 same substitutions to them as to the expression.
5244 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5245 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5248 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5249 changed. Use this when trying to improve the upper bound.
5250 Generate the comparison by using simplify_gen_relational.
5252 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5254 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5256 (simplify_using_assignment, simplify_using_initial_values): Call
5257 replace_in_expr to make replacements. Call replace_single_def_regs
5258 once on the initial version of the expression.
5260 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5263 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5265 2009-03-31 Richard Guenther <rguenther@suse.de>
5268 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5269 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5271 2009-03-31 Richard Guenther <rguenther@suse.de>
5273 * tree.h (div_if_zero_remainder): Declare.
5274 * fold-const.c (div_if_zero_remainder): Export.
5275 * tree-ssa-forwprop.c
5276 (forward_propagate_addr_into_variable_array_index): Handle
5277 constant array index addition outside of the variable index.
5279 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5282 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5283 define_splits, floatunssi<mode>2): Require x87 conversions from
5284 DImode to be permitted.
5286 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5288 PR preprocessor/15638
5289 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5291 2009-03-31 Richard Guenther <rguenther@suse.de>
5295 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5296 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5297 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5298 a separate statement.
5299 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5300 (lookup_tmp_var): Likewise.
5301 (is_gimple_formal_tmp_or_call_rhs): Remove.
5302 (is_gimple_reg_or_call_rhs): Rename to ...
5303 (is_gimple_reg_rhs_or_call): ... this.
5304 (is_gimple_mem_or_call_rhs): Rename to ...
5305 (is_gimple_mem_rhs_or_call): ... this.
5306 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5307 DECL_GIMPLE_REG_P only if is_formal is true.
5308 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5309 for non-proper post-modify expression gimplification.
5310 (gimplify_self_mod_expr): For post-modify expressions gimplify
5311 the lvalue to a minimal lvalue.
5312 (rhs_predicate_for): Remove formal temp case.
5313 (gimplify_modify_expr_rhs): Likewise.
5314 (gimplify_addr_expr): Use is_gimple_reg.
5315 (gimplify_expr): Remove formal temp cases.
5316 (gimple_regimplify_operands): Likewise.
5317 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5318 and FILTER_EXPR like constants.
5319 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5321 (is_gimple_formal_tmp_rhs): Remove.
5322 (is_gimple_reg_rhs): Remove special casing.
5323 (is_gimple_mem_rhs): Fix.
5324 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5325 (is_gimple_formal_tmp_var): Remove.
5326 (is_gimple_formal_tmp_reg): Likewise.
5327 (is_gimple_min_lval): Allow invariant component ref parts.
5328 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5329 is_gimple_formal_tmp_reg): Remove declarations.
5330 * tree-cfg.c (verify_expr): Verify that variables with address
5331 taken do not have DECL_GIMPLE_REG_P set.
5332 * tree-mudflap.c (mf_build_check_statement_for): Use
5333 force_gimple_operand instead of gimplify_expr.
5335 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5337 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5338 schedulable rows to compute_split_row.
5340 2009-03-31 Ben Elliston <bje@au.ibm.com>
5343 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5346 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5348 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5349 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5350 * configure: Regenerate.
5351 * config.in: Regenerate.
5352 * config/rs6000/rs6000.opt (mtls-markers): Add.
5353 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5354 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5355 (tls_ld_aix, tls_ld_sysv): Likewise.
5356 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5357 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5359 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5361 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5363 2009-03-30 Jan Hubicka <jh@suse.cz>
5365 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5367 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5368 detection and label handling.
5370 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5372 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5373 left_conflicts_size.
5374 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5375 ALLOCNO_LEFT_CONFLICTS_SIZE.
5377 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5378 remove_allocno_from_bucket_and_push,
5379 allocno_spill_priority_compare, push_allocnos_to_stack,
5380 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5381 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5382 (setup_allocno_left_conflicts_num): Ditto. Rename to
5383 setup_allocno_left_conflicts_size.
5384 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5385 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5386 setup_allocno_left_conflicts_size instead of
5387 setup_allocno_left_conflicts_num.
5389 * ira-build.c (ira_create_allocno): Use
5390 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5391 ALLOCNO_LEFT_CONFLICTS_NUM.
5393 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5395 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5396 instead of DF_LR_OUT.
5398 * ira-lives.c (process_bb_node_lives): Ditto.
5400 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5401 instead of DF_LR_{OUT,IN}.
5403 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5405 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5407 2009-03-30 Jan Hubicka <jh@suse.cz>
5409 * except.c (label_to_region_map): Fix thinko.
5411 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5414 * tree.h (tree_find_value): New declaration.
5415 * tree.c (tree_find_value): New function.
5416 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5418 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5421 * c-decl.c (struct c_binding): Add locus field.
5422 (bind): Add locus argument, set locus field from it.
5423 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5424 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5425 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5426 implicitly_declare, undeclared_variable, lookup_label,
5427 declare_label, c_make_fname_decl, c_builtin_function,
5428 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5431 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5434 * config/i386/i386.c (classify_argument): Check total size of
5437 2009-03-30 Martin Jambor <mjambor@suse.cz>
5439 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5440 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5441 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5444 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5445 seen_variable_array_ref while also traversing a union.
5447 * tree-inline.c (optimize_inline_calls): Do not call
5448 cgraph_node_remove_callees.
5449 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5450 (pass_remove_cgraph_callee_edges): New variable.
5451 * passes.c (init_optimization_passes): Add
5452 pass_remove_cgraph_callee_edges after early inlining and before all
5453 late intraprocedural passes.
5455 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5457 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5459 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5462 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5464 * combine.c (simplify_comparison): Use have_insn_for.
5465 * dojump.c (do_jump): Likewise.
5467 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5469 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5470 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5471 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5472 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5473 instead of sparc_compare_emitted.
5474 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5475 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5476 instead of sparc_compare_emitted.
5478 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5480 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5481 enter/exit cfglayout mode.
5482 (pass_partition_block): Require it.
5483 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5484 (combine_instructions): Track basic blocks instead of labels.
5485 (update_cfg_for_uncondjump): New.
5486 (try_combine): Use it. Update jumps after rescanning.
5487 (pass_combine): Require PROP_cfglayout.
5488 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5490 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5492 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5493 Provide/destroy PROP_cfglayout respectively.
5494 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5495 * tree-pass.h (PROP_cfglayout): New.
5497 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5499 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5500 fold_convert_const_fixed_from_fixed,
5501 fold_convert_const_fixed_from_int,
5502 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5503 set TREE_CONSTANT_OVERFLOW.
5504 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5505 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5507 2009-03-30 Ira Rosen <irar@il.ibm.com>
5509 * tree-vect-loop-manip.c: New file.
5510 * tree-vectorizer.c: Update documentation and included files.
5511 (vect_loop_location): Make extern.
5512 (rename_use_op): Move to tree-vect-loop-manip.c
5513 (rename_variables_in_bb, rename_variables_in_loop,
5514 slpeel_update_phis_for_duplicate_loop,
5515 slpeel_update_phi_nodes_for_guard1,
5516 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5517 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5518 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5519 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5520 find_loop_location): Likewise.
5521 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5522 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5523 get_vectype_for_scalar_type, vect_is_simple_use,
5524 supportable_widening_operation, supportable_narrowing_operation):
5526 (bb_in_loop_p): Move to tree-vect-loop.c.
5527 (new_loop_vec_info, destroy_loop_vec_info,
5528 reduction_code_for_scalar_code, report_vect_op,
5529 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5530 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5531 (vect_supportable_dr_alignment): Likewise.
5532 * tree-vectorizer.h (tree-data-ref.h): Include.
5533 (vect_loop_location): Declare.
5534 Reorganize function declarations according to the new file structure.
5535 * tree-vect-loop.c: New file.
5536 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5537 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5538 * tree-vect-data-refs.c: New file.
5539 * tree-vect-patterns.c (timevar.h): Don't include.
5540 * tree-vect-stmts.c: New file.
5541 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5542 tree-vect-slp.c, tree-vect-loop.c.
5543 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5544 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5545 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5546 (tree-vect-analyze.o): Remove.
5547 (tree-vect-transform.o): Likewise.
5548 (tree-vect-data-refs.o): Add rule.
5549 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5550 tree-vect-slp.o): Likewise.
5551 (tree-vect-patterns.o): Remove redundant dependencies.
5552 (tree-vectorizer.o): Likewise.
5553 * tree-vect-slp.c: New file.
5555 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5557 * optc-gen.awk: Warn if an option flag has multiple different
5560 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5562 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5563 -floop-block): Document dependences on PPL, CLooG and Graphite.
5565 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5567 PR rtl-optimization/323
5568 * c-common.c (c_fully_fold, convert_and_check,
5569 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5570 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5571 * c-common.def (EXCESS_PRECISION_EXPR): New.
5572 * c-cppbuiltin.c (builtin_define_float_constants): Define
5573 constants with enough digits for long double.
5574 * c-lex.c (interpret_float): Interpret constant with excess
5575 precision where appropriate.
5576 * c-opts.c (c_common_post_options): Set
5577 flag_excess_precision_cmdline. Give an error for
5578 -fexcess-precision=standard for C++ for processors where the
5579 option is significant.
5580 * c-parser.c (c_parser_conditional_expression): Handle excess
5581 precision in condition.
5582 * c-typeck.c (convert_arguments): Handle arguments with excess
5584 (build_unary_op): Move excess precision outside operation.
5585 (build_conditional_expr): Likewise.
5586 (build_compound_expr): Likewise.
5587 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5588 (build_modify_expr): Handle excess precision in RHS.
5589 (convert_for_assignment): Handle excess precision in converted
5591 (digest_init, output_init_element, process_init_element): Handle
5592 excess precision in initializer.
5593 (c_finish_return): Handle excess precision in return value.
5594 (build_binary_op): Handle excess precision in operands and add
5595 excess precision as needed for operation.
5596 * common.opt (-fexcess-precision=): New option.
5597 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5598 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5599 For standard excess precision, output explicit conversion to and
5600 truncation from XFmode.
5601 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5602 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5603 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5604 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5605 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5606 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5607 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5608 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5609 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5610 define_splits, sqrt<mode>2): Disable where appropriate for
5611 standard excess precision.
5612 * convert.c (convert_to_real): Do not shorten arithmetic to type
5613 for which excess precision would be used.
5614 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5615 * doc/invoke.texi (-fexcess-precision=): Document option.
5616 (-mfpmath=): Correct index entry.
5617 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5618 flag_excess_precision): New.
5619 * langhooks.c (lhd_post_options): Set
5620 flag_excess_precision_cmdline.
5621 * opts.c (common_handle_option): Handle -fexcess-precision=.
5622 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5623 init_excess_precision): New.
5624 (lang_dependent_init_target): Call init_excess_precision.
5625 * tree.c (excess_precision_type): New.
5626 * tree.h (excess_precision_type): Declare.
5628 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5631 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5632 non-lvalue to component.
5634 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5636 PR preprocessor/34695
5637 * Makefile.in (c-opts.o): Depend on c-tree.h.
5638 * c-common.c: Move down include of diagnostic.h.
5639 (done_lexing, c_cpp_error): New.
5640 * c-common.h (done_lexing): Declare.
5641 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5643 * c-opts.c: Include c-tree.h.
5644 (c_common_init_options): Set preprocessor error callback.
5645 (c_common_handle_option): Do not set preprocessor
5646 inhibit_warnings, warnings_are_errors, warn_system_headers,
5647 pedantic_errors or inhibit_warnings flags.
5648 (c_common_post_options): Do not check cpp_errors (parse_in).
5649 (c_common_finish): Do not output dependencies if there were
5650 errors. Do not check return value of cpp_finish.
5651 * c-ppoutput.c (pp_file_change): Set input_location.
5652 * c-tree.h (c_cpp_error): Declare.
5653 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5655 (diagnostic_build_prefix): Check override_column.
5656 * diagnostic.h (diagnostic_info): Add override_column field.
5657 (diagnostic_override_column): Define.
5659 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5661 * c-common.c (c_expand_expr, c_staticp): Remove.
5662 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5663 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5664 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5665 * c-gimplify.c (gimplify_compound_literal_expr,
5666 optimize_compound_literals_in_ctor): Remove.
5667 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5668 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5669 * c-semantics.c (emit_local_var): Remove.
5671 * langhooks-def.h (lhd_expand_expr): Remove.
5672 * langhooks.c (lhd_expand_expr): Remove.
5673 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5675 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5676 handling from c-semantics.c; don't call into langhook.
5677 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5678 * gimplify.c (gimplify_compound_literal_expr,
5679 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5680 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5681 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5682 as was done in c-gimplify.c.
5683 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5684 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5685 Move from c-common.h.
5686 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5688 * tree.c (staticp): Do not call langhook.
5689 * langhooks.c (lhd_staticp): Delete.
5690 * langhooks-def.h (lhd_staticp): Delete prototype.
5691 (LANG_HOOKS_STATICP): Delete.
5692 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5694 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5695 instead of DECL_STMTs.
5697 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5705 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5707 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5708 contained expression.
5709 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5710 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5711 conditional expressions for C.
5712 (decl_constant_value_for_optimization): Move from
5713 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5714 whether optimizing and that the expression is a VAR_DECL not of
5715 array type instead of doing such checks in the caller. Do not
5716 check pedantic. Call gcc_unreachable for C++.
5717 * c-common.def (C_MAYBE_CONST_EXPR): New.
5718 * c-common.h (c_fully_fold, c_save_expr,
5719 decl_constant_value_for_optimization): New prototypes.
5720 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5721 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5722 EXPR_INT_CONST_OPERANDS): Define.
5723 * c-convert.c (convert): Strip nops from expression.
5724 * c-decl.c (groktypename): Take extra parameters expr and
5725 expr_const_operands. Update call to grokdeclarator.
5726 (start_decl): Update call to grokdeclarator. Add statement for
5727 expressions used in type of decl.
5728 (grokparm): Update call to grokdeclarator.
5729 (push_parm_decl): Update call to grokdeclarator.
5730 (build_compound_literal): Add parameter non_const and build a
5731 C_MAYBE_COSNT_EXPR if applicable.
5732 (grokdeclarator): Take extra parameters expr and
5733 expr_const_operands. Track expressions used in declaration
5734 specifiers and declarators. Fold array sizes and track whether
5735 they are constant expressions and whether they are integer
5736 constant expressions.
5737 (parser_xref_tag): Set expr and expr_const_operands fields in
5739 (grokfield): Update call to grokdeclarator.
5740 (start_function): Update call to grokdeclarator.
5741 (build_null_declspecs): Set expr and expr_const_operands fields in
5743 (declspecs_add_type): Handle expressions in typeof specifiers.
5744 * c-parser.c (c_parser_declspecs): Set expr and
5745 expr_const_operands fields for declaration specifiers.
5746 (c_parser_enum_specifier): Likewise.
5747 (c_parser_struct_or_union_specifier): Likewise.
5748 (c_parser_typeof_specifier): Likewise. Update call to
5749 groktypename. Fold expression as needed. Return expressions with
5750 type instead of adding statements.
5751 (c_parser_attributes): Update calls to c_parser_expr_list.
5752 (c_parser_statement_after_labels): Fold expression before passing
5753 to objc_build_throw_stmt.
5754 (c_parser_condition): Fold expression.
5755 (c_parser_asm_operands): Fold expression.
5756 (c_parser_conditional_expression): Use c_save_expr. Update call
5757 to build_conditional_expr.
5758 (c_parser_alignof_expression): Update call to groktypename.
5759 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5760 original_code. Fold expression argument of va_arg. Create
5761 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5762 argument to va_arg. Update calls to groktypename. Fold array
5763 index for offsetof. Verify that first argument to
5764 __builtin_choose_expr has integer type.
5765 (c_parser_postfix_expression_after_paren_type): Update calls to
5766 groktypename and build_compound_literal. Handle expressions with
5767 side effects in type name.
5768 (c_parser_postfix_expression_after_primary): Update call to
5769 c_parser_expr_list. Set original_code for calls to
5770 __builtin_constant_p.
5771 (c_parser_expr_list): Take extra parameter fold_p. Fold
5772 expressions if requested.
5773 (c_parser_objc_type_name): Update call to groktypename.
5774 (c_parser_objc_synchronized_statement): Fold expression.
5775 (c_parser_objc_receiver): Fold expression.
5776 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5777 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5778 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5779 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5780 (struct c_typespec): Add elements expr and expr_const_operands.
5781 (struct c_declspecs): Add elements expr and expr_const_operands.
5782 (groktypename, build_conditional_expr, build_compound_literal):
5784 (in_late_binary_op): Declare.
5785 * c-typeck.c (note_integer_operands): New function.
5786 (in_late_binary_op): New variable.
5787 (decl_constant_value_for_broken_optimization): Move to c-common.c
5788 and rename to decl_constant_value_for_optimization.
5789 (default_function_array_conversion): Do not strip nops.
5790 (default_conversion): Do not call
5791 decl_constant_value_for_broken_optimization.
5792 (build_array_ref): Do not fold result.
5793 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5794 result when operand is a VLA.
5795 (c_expr_sizeof_type): Update call to groktypename. Handle
5796 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5797 result when operand names a VLA type.
5798 (build_function_call): Update call to build_compound_literal.
5799 Only fold result for calls to __builtin_* functions. Strip
5800 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5801 the function designator.
5802 (convert_arguments): Fold arguments. Update call to
5803 convert_for_assignment.
5804 (build_unary_op): Handle increment and decrement of
5805 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5806 decrement earlier. Fold operand of increment and decrement.
5807 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5808 built for integer operand. Wrap returns that are INTEGER_CSTs
5809 without being integer constant expressions or that have integer
5810 constant operands without being INTEGER_CSTs.
5811 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5812 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5813 result is an integer constant expression or can be used in
5814 unevaluated parts of one and avoid folding and wrap as
5815 appropriate. Fold operands before possibly doing -Wsign-compare
5817 (build_compound_expr): Wrap result for C99 if operands can be used
5818 in integer constant expressions.
5819 (build_c_cast): Update call to digest_init. Do not ignore
5820 overflow from casting floating-point constants to integers. Wrap
5821 results that could be confused with integer constant expressions,
5822 null pointer constants or floating-point constants.
5823 (c_cast_expr): Update call to groktypename. Handle expressions
5824 included in type name.
5825 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5826 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5827 Update calls to convert_for_assignment.
5828 (convert_for_assignment): Take new parameter
5829 null_pointer_constant. Do not strip nops or call
5830 decl_constant_value_for_broken_optimization. Set
5831 in_late_binary_op for conversions to boolean.
5832 (store_init_value): Update call to digest_init.
5833 (digest_init): Take new parameter null_pointer_constant. Do not
5834 call decl_constant_value_for_broken_optimization. pedwarn for
5835 initializers not constant expressions. Update calls to
5836 convert_for_assignment.
5837 (constructor_nonconst): New.
5838 (struct constructor_stack): Add nonconst element.
5839 (really_start_incremental_init, push_init_level, pop_init_level):
5840 Handle constructor_nonconst and nonconst element.
5841 (set_init_index): Call constant_expression_warning for array
5843 (output_init_element): Fold value. Set constructor_nonconst as
5844 applicable. pedwarn for initializers not constant expressions.
5845 Update call to digest_init. Call constant_expression_warning
5846 where constant initializers are required.
5847 (process_init_element): Use c_save_expr.
5848 (c_finish_goto_ptr): Fold expression.
5849 (c_finish_return): Fold return value. Update call to
5850 convert_for_assignment.
5851 (c_start_case): Fold switch expression.
5852 (c_process_expr_stmt): Fold expression.
5853 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5854 ensure statement expression is not evaluated in constant expression.
5855 (build_binary_op): Track whether results are integer constant
5856 expressions or may occur in such, disable folding and wrap results
5857 as applicable. Fold operands for -Wsign-compare warnings unless
5859 (c_objc_common_truthvalue_conversion): Handle results folded to
5860 integer constants that are not integer constant expressions.
5861 * doc/extend.texi: Document when typeof operands are evaluated,
5862 that condition of __builtin_choose_expr is an integer constant
5863 expression, and more about use of __builtin_constant_p in
5866 2009-03-29 Richard Guenther <rguenther@suse.de>
5868 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5869 propagate addresses of array references.
5871 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5873 * regmove.c (perhaps_ends_bb_p): Remove.
5874 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5875 from INSN and check that the main loop stays within that basic block.
5876 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5877 (regmove_forward_pass): Split out from regmove_optimize. Use
5878 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5879 (regmove_backward_pass): Split out from regmove_optimize. Use
5880 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5881 (regmove_optimize): Simplify.
5883 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5886 * config/i386/i386.c (classify_argument): Ignore flexible array
5887 member in struct and warn ABI change.
5889 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5891 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5893 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5894 (ix86_adjust_cost): Updated.
5896 2009-03-29 Jan Hubicka <jh@suse.cz>
5899 * tree-pass.h (pass_cleanup_eh): New function.
5900 (remove_unreachable_regions): Break code handling RTL
5901 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5902 that can not be reached by runtime.
5903 (can_be_reached_by_runtime): New function.
5904 (label_to_region_map): New function.
5905 (num_eh_regions): New function.
5906 (rtl_remove_unreachable_regions): New function.
5907 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5908 (remove_eh_region): New function.
5909 * except.h: Include sbitmap and vecprim.
5910 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5911 num_eh_regions): Declare.
5912 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5913 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5914 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5915 (tree_empty_eh_handler_p): New function.
5916 (cleanup_empty_eh): New function.
5917 (cleanup_eh): New function.
5918 (pass_cleanup_eh): New function.
5920 2009-03-29 Jan Hubicka <jh@suse.cz>
5922 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5923 for removed regions.
5925 2009-03-29 Jan Hubicka <jh@suse.cz>
5927 * except.c (dump_eh_tree): Dump all datastructures.
5929 2009-03-29 Jan Hubicka <jh@suse.cz>
5931 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5932 (duplicate_eh_regions_1): Likewise.
5933 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5934 vector; call EH verification.
5935 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5936 Be ready for region being removed.
5938 2009-03-29 Jan Hubicka <jh@suse.cz>
5940 * bitmap.c (bitmap_last_set_bit): New function.
5941 * bitmap.h (bitmap_last_set_bit): Declare.
5943 2009-03-29 David Ayers <ayers@fsfe.org>
5946 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5947 by calling objc_compare_types and surpress warnings about
5948 incompatible C pointers that are compatible ObjC pointers.
5950 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5952 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5953 call initialize_inline_failed.
5954 (initialize_inline_failed): Move it from here ...
5955 * cgraph.c (initialize_inline_failed): ... to here.
5956 (cgraph_create_edge): Call initialize_inline_failed rather than
5957 setting inline_failed directly.
5959 2009-03-29 Ben Elliston <bje@au.ibm.com>
5962 * sysv4.opt (msdata): Improve comment.
5963 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5964 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5966 2009-03-29 Ben Elliston <bje@au.ibm.com>
5969 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5970 load and store attributes.
5972 2009-03-29 Ben Elliston <bje@au.ibm.com>
5974 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5975 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5976 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5977 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5978 __builtin_infq and __builtin_huge_valq.
5980 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5982 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5984 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5985 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5987 2009-03-28 Xinliang David Li <davidxl@google.com>
5989 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5990 (do_dbg_cnt): New function.
5992 2009-03-28 Jan Hubicka <jh@suse.cz>
5994 Merge from pretty-ipa:
5996 2009-03-27 Jan Hubicka <jh@suse.cz>
5998 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5999 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6000 * passes.c (function_called_by_processed_nodes_p): New.
6001 * ipa-pure-const.c (check_call): Fix handling of operands.
6002 (analyze_function): Dump debug output for skipped bodies.
6003 (local_pure_const): Use function_called_by_processed_nodes_p.
6004 * dwarf2out.c (reference_to_unused): Use output.
6005 * passes.c (do_per_function_toporder): Likewise.
6007 2008-11-12 Jan Hubicka <jh@suse.cz>
6009 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6010 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6011 state_set_in_source enum
6012 (check_decl): Ignore memory tags; do not set fake looping flags;
6014 (check_operand, check_tree, check_rhs_var, check_lhs_var,
6015 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
6016 (check_call, analyze_function): Rewrite.
6018 (add_new_function): Update call of analyze_function.
6019 (generate_summary): Add call of analyze_function.
6020 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6021 (local_pure_const): New function.
6022 (pass_local_pure_const): New pass.
6023 * ipa-inline.c (inline_transform): Set after_inlining.
6024 * tree-eh.c (stmt_can_throw_external): New.
6025 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6026 work with aliasing built.
6027 * tree-flow.h (stmt_can_throw_external): New.
6028 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6029 and local pure/const pass in early and late optimization queue.
6031 2009-03-28 Martin Jambor <mjambor@suse.cz>
6033 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6035 (fold_binary): Allow function decl aligment consideration is the
6036 second argument is integer constant one.
6037 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6038 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6039 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6041 2009-03-28 Jan Hubicka <jh@suse.cz>
6043 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6044 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6045 * function.h (rtl_data): Add nothrow flag.
6046 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6047 set DECL_NOTHROW for AVAILABLE functions.
6049 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6051 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6052 following vector keyword has expansion starting with pixel or bool
6053 keyword, expand vector to __vector and pixel or bool to __pixel or
6057 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6058 warn_if_disallowed_function_p): Removed.
6059 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6060 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6061 warning_if_disallowed_function_p.
6062 * flags.h (warn_if_disallowed_function_p,
6063 warn_disallowed_functions): Removed.
6064 * common.opt (Wdisallowed-function-list=): Removed.
6065 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6067 2009-03-28 Richard Guenther <rguenther@suse.de>
6069 PR tree-optimization/38723
6070 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6073 2009-03-28 Jan Hubicka <jh@suse.cz>
6075 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6076 test introduced by my previous patch.
6078 2009-03-28 Richard Guenther <rguenther@suse.de>
6080 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6081 the PHIs value undefined.
6083 2009-03-28 Jan Hubicka <jh@suse.cz>
6085 * tree-pass.h (pass_fixup_cfg): New pass.
6086 * ipa-inline.c (inline_transform): Set
6087 always_inline_functions_inlined/after_inlining.
6088 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6089 (pass_fixup_cfg): New pass.
6090 * passes.c (init_optimization_passes): Add fixup_cfg.
6092 2009-03-28 Richard Guenther <rguenther@suse.de>
6094 PR tree-optimization/38458
6095 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6096 argument use the arguments copy-of value.
6098 2009-03-28 Richard Guenther <rguenther@suse.de>
6100 PR tree-optimization/38180
6101 * tree-ssa-ccp.c (get_default_value): Simplify.
6102 (likely_value): Likewise.
6103 (surely_varying_stmt_p): Properly handle VOP case.
6104 (ccp_initialize): Likewise.
6105 (ccp_fold): Handle propagating through *&.
6106 (fold_const_aggregate_ref): Also handle decls.
6108 2009-03-28 Jan Hubicka <jh@suse.cz>
6110 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6111 * cgraph.h (cgraph_node): Likewise.
6112 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6113 (cgraph_reset_node): Use process flag.
6114 (cgraph_mark_functions_to_output): Likewise.
6115 (cgraph_expand_function): Likewise.
6116 (cgraph_expand_all_functions): Likewise.
6117 (cgraph_output_in_order): Likewise.
6118 * dwarf2out.c (reference_to_unused): Likewise.
6119 * passes.c do_per_function_toporder): Likewise.
6121 2009-03-28 Jan Hubicka <jh@suse.cz>
6123 Bring from lto-branch:
6125 2008-09-03 Doug Kwan <dougkwan@google.com>
6127 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6128 enums instead of reason strings.
6129 * cgraph.c (cgraph_create_edge): Same.
6130 (cgraph_inline_failed_string): New function.
6131 * cgraph.h (cgraph_inline_failed_t): New enum type.
6132 (cgraph_inline_failed_string): New prototype.
6133 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6134 char pointer to cgraph_inline_failed_t.
6135 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6136 (cgraph_default_inline_p): Ditto.
6137 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6138 to cgraph_inline_failed_t pointer.
6139 * cif-code.def: New file.
6140 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6142 (cgraph_check_inline_limits): Change type of REASON to pointer to
6143 cgraph_inline_failed_t. Replace reason strings with enums.
6144 (cgraph_default_inline_p): Ditto.
6145 (cgraph_recursive_inlining_p): Ditto.
6146 (update_caller_keys): Change type of FAILED_REASON to
6147 cgraph_inline_failed_t.
6148 (cgraph_set_inline_failed): Change type of REASON to pointer to
6149 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6150 convert enums to strings for text output.
6151 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6152 to be of type cgraph_inline_failed_t. Replace reason strings with
6153 enums. Call cgraph_inline_failed_string to covert enums
6154 to strings for text output.
6155 (cgraph_decide_inlining): Replace reason strings with enums.
6156 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6157 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6159 * tree-inline.c (expand_call_inline): Change type of REASON
6160 to cgraph_inline_failed_t. Replace reason strings with enums.
6161 Call cgraph_inline_failed_string for text output.
6162 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6165 2009-03-28 Jan Hubicka <jh@suse.cz>
6167 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6168 cgraph_clone_node): Remove master clone handling.
6169 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6170 * cgraph.h (master_clone): Remove.
6171 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6172 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6173 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6175 2009-03-28 Jan Hubicka <jh@suse.cz>
6177 * cgraph.c (cgraph_function_body_availability): Functions declared
6178 inline are always safe to assume that it is not going to be replaced.
6180 2009-03-28 Richard Guenther <rguenther@suse.de>
6182 PR tree-optimization/38513
6183 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6184 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6185 EXC_PTR_EXPR and FILTER_EXPR.
6186 (get_ref_from_reference_ops): Likewise.
6188 2009-03-28 Richard Guenther <rguenther@suse.de>
6190 PR tree-optimization/38968
6191 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6192 Use FLOOR_MOD_EXPR to compute misalignment.
6194 2009-03-28 Richard Guenther <rguenther@suse.de>
6196 PR tree-optimization/37795
6197 * tree.h (combine_comparisons): Declare.
6198 * fold-const.c (combine_comparisons): Export.
6199 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6201 (ifcombine_iforif): Use combine_comparisons.
6203 2009-03-28 Jan Hubicka <jh@suse.cz>
6205 * tree-eh.c (inlinable_call_p): New function.
6206 (make_eh_edges): Use it.
6207 (verify_eh_edges): Use it.
6208 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6209 * except.c (reachable_next_level): Add inlinable_function argument
6210 (sjlj_find_directly_reachable_regions): Update.
6211 (add_reachable_handler): Do not set saw_any_handlers.
6212 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6213 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6214 Add new inlinable call parameter.
6215 (can_throw_internal, can_throw_external): Update.
6216 * except.h (can_throw_internal_1, can_throw_external_1,
6217 foreach_reachable_handler): Update declaration.
6219 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6221 * config/arm/t-arm-coff, config/h8300/coff.h,
6222 config/i386/i386-aout.h, config/i386/i386-coff.h,
6223 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6224 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6225 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6226 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6227 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6228 sys-types.h: Remove.
6229 * Makefile.in: Remove protoize and fixproto support and references
6231 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6232 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6234 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6235 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6236 unprotoize$(exeext).
6237 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6238 (.PHONY): Don't depend on proto.
6239 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6240 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6241 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6242 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6243 build/gen-protos.o, build/scan.o, xsys-protos.h,
6244 build/fix-header$(build_exeext), build/fix-header.o,
6245 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6246 stmp-install-fixproto): Remove.
6247 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6248 SYSCALLS.c or fixproto files.
6249 (install-common): Don't install protoize.
6250 (install-headers-tar, install-headers-cpio, install-headers-cp):
6251 Don't depend on $(STMP_FIXPROTO).
6252 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6253 install fixproto files or write out fixproto settings.
6254 (uninstall): Don't uninstall protoize.
6255 * config.gcc (use_fixproto): Remove.
6256 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6257 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6258 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6259 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6260 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6261 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6262 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6263 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6264 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6265 * config/t-vxworks (STMP_FIXPROTO): Remove.
6266 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6267 STMP_FIXPROTO): Remove.
6268 * config.in, configure: Regenerate.
6269 * crtstuff.c (gid_t, uid_t): Don't undefine.
6270 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6271 (arm-*-coff, arm-*-aout: Remove target entries.
6272 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6273 Remove mention of AIX 4.1.
6274 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6275 * doc/invoke.texi (Running Protoize): Remove.
6276 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6277 (Protoize Caveats): Remove.
6278 * tsystem.h: Update comments on headers assumed to exist.
6280 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6282 * genautomata.c: Add a new year to the copyright. Add a new
6284 (struct insn_reserv_decl): Add comments for member bypass_list.
6285 (find_bypass): Remove.
6286 (insert_bypass): New.
6287 (process_decls): Use insert_bypass.
6288 (output_internal_insn_latency_func): Output all bypasses with the
6289 same input insn in one switch case.
6291 * rtl.def (define_bypass): Describe bypass choice.
6292 * doc/md.texi (define_bypass): Ditto.
6294 2009-03-27 Richard Guenther <rguenther@suse.de>
6296 * gimplify.c (mark_addressable): Export.
6297 * tree-flow.h (mark_addressable): Declare.
6298 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6299 * tree-ssa.c (verify_phi_args): Verify that address taken
6300 variables have TREE_ADDRESSABLE set.
6302 2009-03-27 Richard Guenther <rguenther@suse.de>
6304 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6305 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6306 Do not mark decls TREE_ADDRESSABLE.
6307 (build_fold_addr_expr): Adjust.
6308 (fold_addr_expr): Remove.
6309 (fold_unary): Use build_fold_addr_expr.
6310 (fold_comparison): Likewise.
6311 (split_address_to_core_and_offset): Likewise.
6312 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6314 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6315 (gimplify_modify_expr_to_memcpy): Mark source and destination
6317 * omp-low.c (create_omp_child_function): Mark the object decl
6319 (lower_rec_input_clauses): Mark the var we take the address of
6321 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6323 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6326 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6327 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6329 2009-03-27 Richard Guenther <rguenther@suse.de>
6331 PR tree-optimization/39120
6332 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6334 (handle_lhs_call): Process return constraints. Add escape
6335 constraints if necessary.
6336 (handle_const_call): Fill out return constraints. Make nested
6337 case more precise. Avoid consttmp if possible.
6338 (handle_pure_call): Fill out return constraints. Avoid
6339 callused if possible.
6340 (find_func_aliases): Simplify call handling.
6342 2009-03-27 Richard Guenther <rguenther@suse.de>
6344 PR tree-optimization/39120
6345 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6346 as a representative.
6347 (solve_graph): Do propagate CALLUSED.
6348 (handle_pure_call): Use a scalar constraint from CALLUSED for
6350 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6353 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6356 * c-common.c (handle_aligned_attribute): Properly check alignment
6357 overflow. Use (1U << i) instead of (1 << i).
6359 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6361 * expr.h (get_mem_align_offset): Updated.
6363 * tree.h (tree_decl_common): Change align to "unsigned int" and
6364 move it before pointer_alias_set.
6366 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6367 Jakub Jelinek <jakub@redhat.com>
6370 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6371 gr_register_operand with gr_reg_or_0_operand.
6372 (cmpxchg_rel_di): Likewise.
6373 (sync_lock_test_and_set<mode>): Likewise.
6375 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6377 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6378 (true_regnum): Likewise.
6380 * rtlanal.c (subreg_info): Moved to ...
6381 * rtl.h (subreg_info): Here. New.
6382 (subreg_get_info): New.
6384 * rtlanal.c (subreg_get_info): Make it extern.
6386 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6389 * config/i386/i386.c (ix86_abi): New.
6390 (override_options): Handle -mabi=.
6391 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6392 (ix86_call_abi_override): Likewise.
6393 (init_cumulative_args): Likewise.
6394 (function_arg_advance): Likewise.
6395 (function_arg_64): Likewise.
6396 (function_arg): Likewise.
6397 (ix86_pass_by_reference): Likewise.
6398 (ix86_function_value_regno_p): Likewise.
6399 (ix86_build_builtin_va_list_abi): Likewise.
6400 (setup_incoming_varargs_64): Likewise.
6401 (is_va_list_char_pointer): Likewise.
6402 (ix86_init_machine_status): Likewise.
6403 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6404 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6405 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6406 (ix86_function_abi): Make it static and return enum calling_abi.
6407 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6409 (ix86_fn_abi_va_list): Updated.
6411 * config/i386/i386.h (ix86_abi): New.
6412 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6413 (CONDITIONAL_REGISTER_USAGE): Likewise.
6414 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6415 (machine_function): Likewise.
6417 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6419 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6420 (STACK_BOUNDARY): Likewise.
6421 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6423 * config/i386/i386.opt (mabi=): New.
6425 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6426 return enum calling_abi.
6427 (ix86_function_type_abi): Likewise.
6428 (ix86_function_abi): Removed.
6430 * doc/invoke.texi: Document -mabi= option for x86.
6432 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6434 * builtins.c (real_dconstp): Delete.
6435 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6437 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6438 Jakub Jelinek <jakub@redhat.com>
6441 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6442 (gen_subprogram_die): When a function is explicit, generate the
6443 DW_AT_explicit attribute.
6444 * langhooks.h (struct lang_hooks_for_decls): Add
6445 function_decl_explicit_p langhook.
6446 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6447 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6449 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6451 * builtins.c (fold_builtin_memory_op): Optimize memmove
6452 into memcpy if we can prove source and destination don't overlap.
6454 * tree-inline.c: Include gt-tree-inline.h.
6455 (clone_fn_id_num): New variable.
6456 (clone_function_name): New function.
6457 (tree_function_versioning): Use it.
6458 * Makefile.in (GTFILES): Add tree-inline.c.
6460 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6462 * BASE-VER: Change to 4.5.0.
6464 2009-03-27 Xinliang David Li <davidxl@google.com>
6466 PR tree-optimization/39557
6467 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6469 2009-03-27 Xinliang David Li <davidxl@google.com>
6471 PR tree-optimization/39548
6472 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6475 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6477 * c-common.c (pointer_int_sum): Use %wd on return from
6480 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6482 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6483 on return from tree_low_cst.
6485 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6488 * ginclude/stdarg.h (va_copy): Define also for
6489 __GXX_EXPERIMENTAL_CXX0X__.
6491 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6494 * builtins.h (c_strlen): Do not warn here.
6495 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6496 * c-common.c (pointer_int_sum): Take an explicit location.
6497 Warn about offsets out of bounds.
6498 * c-common.h (pointer_int_sum): Adjust declaration.
6500 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6502 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6505 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6508 * opts.c (warn_if_disallowed_function_p): Don't assume
6509 get_callee_fndecl must return non-NULL.
6511 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6513 PR rtl-optimization/39522
6514 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6515 when reg_reloaded_valid is set.
6517 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6519 * config/spu/divv2df3.c: New file.
6520 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6521 (DPBIT_FUNCS): Filter out _div_df.
6523 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6525 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6526 a jump insn, count that jump in the distance to the loop start.
6528 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6531 * config/sh/sh.c (calc_live_regs): Fix condition for global
6532 registers except PIC_OFFSET_TABLE_REGNUM.
6534 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6537 * doc/invoke.texi (-mconsole): New.
6541 (-mnop-fun-dllimport): New.
6545 (sub section "i386 and x86-64 Windows Options"): New.
6547 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6549 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6550 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6552 2009-03-25 Richard Guenther <rguenther@suse.de>
6555 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6558 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6560 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6561 neither of haifa/selective schedulers are working.
6563 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6565 * doc/invoke.texi (Debugging Options): Fix description of
6566 -fno-merge-debug-strings.
6568 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6570 * config/cris/libgcc.ver: New version-script.
6571 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6573 * configure.ac <GAS features, nop mnemonic>: Add pattern
6574 crisv32-*-* for "nop".
6575 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6576 * configure: Regenerate.
6578 2009-03-24 Ira Rosen <irar@il.ibm.com>
6580 PR tree-optimization/39529
6581 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6582 mark_sym_for_renaming for the tag copied to the new vector
6585 2009-03-24 Arthur Loiret <aloiret@debian.org>
6587 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6588 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6589 EXTRA_SPEC_FUNCTIONS.
6590 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6591 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6592 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6593 -march and -mtune options.
6595 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6597 * config/m68k/t-rtems: Add m5329 multilib.
6599 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6600 Jakub Jelinek <jakub@redhat.com>
6603 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6606 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6609 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6610 instead of c_parser_expression_conv, if original_code isn't one of the
6611 4 allowed comparison codes, fail.
6613 2009-03-23 Richard Guenther <rguenther@suse.de>
6615 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6616 * tree.h (struct tree_type): Likewise.
6617 * reload.h (struct insn_chain): Likewise.
6618 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6619 * function.h (struct function): Likewise.
6620 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6622 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6624 PR tree-optimization/39516
6625 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6627 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6629 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6630 should be set true if BITS_PER_WORD of target is bigger than 32
6632 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6634 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6635 Translate -B-options to -rpath-link. Correct existing
6636 rpath-link and conditionalize on !nostdlib.
6638 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6640 * doc/extend.texi (Function Attributes, Variable Attributes):
6642 * doc/invoke.texi (Debugging Options, Optimize Options)
6643 (i386 and x86-64 Options, MCore Options): Likewise.
6645 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6648 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6649 it for block local namespace aliases.
6650 (gen_decl_die): Pass context_die to gen_namespace_die.
6652 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6655 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6656 minimum or maximum value.
6658 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6660 * reginfo.c (globalize_reg): Recompute derived reg sets.
6662 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6665 * libgcc2.c (mprotect): Do not use signed arguments for
6666 VirtualProtect, use DWORD arguments. Also fix the 'may
6667 be used uninitialized' warning for the np variable.
6669 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6672 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6673 functions using regparm calling conventions when not optimizing.
6674 (ix86_function_sseregparm): Similarly for sseregparm calling
6677 2009-03-19 Li Feng <nemokingdom@gmail.com>
6680 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6681 dependence if the first conflict is after niter iterations.
6683 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6686 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6687 functions with dynamic stack-pointer adjustments.
6689 2009-03-19 Ben Elliston <bje@au.ibm.com>
6691 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6692 option; change to -msdata=data.
6694 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6696 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6699 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6702 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6704 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6706 * doc/invoke.texi (Code Gen Options): Expand discussion of
6709 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6711 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6712 * matrix-reorg.c (struct matrix_info): Likewise.
6713 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6714 * rtl.h (struct mem_attrs): Likewise.
6715 * df.h (struct df): Likewise.
6716 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6717 * ira-int.h (struct ira_allocno): Likewise.
6718 * df-scan.c (struct df_collection_rec): Likewise.
6719 * ira.c (struct equivalence): Likewise.
6720 * function.c (struct temp_slot): Likewise.
6721 * cfgloop.h (struct loop): Likewise.
6724 * function.c (use_register_for_decl): When not optimizing, disregard
6725 register keyword for variables with types containing methods.
6727 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6730 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6731 (is_simple_operand): Call contains_component_ref_p before calling data
6732 reference analysis that would fail on COMPONENT_REFs.
6734 * tree-vrp.c (search_for_addr_array): Fix formatting.
6736 2009-03-18 Richard Guenther <rguenther@suse.de>
6738 * tree-vect-transform.c (vect_loop_versioning): Fold the
6739 generated comparisons.
6740 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6741 (slpeel_tree_peel_loop_to_edge): Likewise.
6743 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6746 * opts.c (print_specific_help): In addition to `undocumented',
6747 accept `separate' and `joined' flags if passed alone. Describe
6748 output by the first matched one of those.
6749 (common_handle_option): Skip over empty strings.
6750 * gcc.c (display_help): Fix help string for `--help='.
6751 * doc/invoke.texi (Option Summary, Overall Options): With
6752 `--help=', classes and qualifiers can both be repeated, but
6753 only the latter can be negated. One should not pass only
6754 negated qualifiers. Fix markup and examples.
6757 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6759 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6760 and -fhelp=separate.
6762 2009-03-17 Jing Yu <jingyu@google.com>
6765 * function.h (struct rtl_data): Move is_thunk from here...
6766 (struct function): ...to here.
6767 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6768 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6770 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6772 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6773 (alpha_output_function_end_prologue): Likewise.
6774 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6775 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6776 (rs6000_output_function_epilogue): Likewise.
6777 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6779 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6783 from different units in a single alternative.
6784 (*truncdfsf_i387): Ditto.
6785 (*truncxfsf2_mixed): Ditto.
6786 (*truncxfdf2_mixed): Ditto.
6788 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6790 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6791 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6794 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6795 unused non-artificial variables when not optimizing.
6798 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6799 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6800 NAMESPACE_DECL in its DECL_INITIAL.
6803 * optabs.c (set_user_assembler_libfunc): New function.
6804 * expr.h (set_user_assembler_libfunc): New prototype.
6805 * c-common.c: Include libfuncs.h.
6806 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6807 for memcmp, memset, memcpy, memmove and abort.
6808 * Makefile.in (c-common.o): Depend on libfuncs.h.
6811 * dwarf2out.c (gen_inlined_enumeration_type_die,
6812 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6813 gen_tagged_type_instantiation_die): Removed.
6814 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6817 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6820 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6822 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6823 (check-parallel-%): Ditto.
6824 (check-consistency): Ditto.
6826 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6828 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6829 local variable rhs by NULL_TREE.
6831 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6834 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6836 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6839 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6841 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6844 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6845 for ms->sysv ABI calls only in 64bit mode.
6847 * config/i386/i386.md (untyped_call): Support 32bit.
6849 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6851 * doc/extend.texi: Replace x86_65 with x86_64.
6853 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6855 PR tree-optimization/39455
6856 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6857 mismatches for POINTER_TYPE_P (type).
6858 (number_of_iterations_le): Likewise.
6860 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6862 * config/picochip/picochip.c: Removed profiling support.
6863 * config/picochip/picochip.md: Removed profiling instruction.
6864 * config/picochip/picochip.h: Removed profiling builtin.
6866 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6868 * doc/install.texi (--with-host-libstdcxx): Document.
6870 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6873 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6874 generate a warning if the function name does not begin with
6875 "__vector" and the function has either the 'signal' or 'interrupt'
6876 attribute, from here to ...
6877 (avr_declare_function_name): ...here. New function.
6878 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6879 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6881 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6884 * cse.c (fold_rtx): Don't modify original const_arg1 when
6885 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6886 separate variable instead.
6887 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6888 from out of range shift counts.
6889 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6891 2009-03-13 Catherine Moore <clm@codesourcery.com>
6893 * config/i386/x-mingw32 (host-mingw32.o): Replace
6894 diagnostic.h with $(DIAGNOSTIC_H).
6896 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6899 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6901 * config/i386/sync.md (sync_compare_and_swap<mode>,
6902 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6903 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6905 (sync_double_compare_and_swapdi_pic,
6906 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6907 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6909 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6912 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6914 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6918 (avx_addsubv4df3): Likewise.
6919 (*avx_addsubv4sf3): Likewise.
6920 (sse3_addsubv4sf3): Likewise.
6922 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6925 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6927 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6930 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6931 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6932 registers for allocnos created from user-defined variables.
6934 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6937 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6938 of non-integer mode as well.
6940 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6942 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6943 for functions for which the parameter types are unknown.
6945 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6948 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6949 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6950 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6951 * config/i386/i386.c (ix86_local_alignment): For
6952 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6953 long long variables on the stack to avoid dynamic realignment.
6954 Allow the first argument to be a decl rather than type.
6955 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6957 2009-03-11 Nick Clifton <nickc@redhat.com>
6960 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6962 Add description to mno-lsim option.
6963 * config/mcore/mcore.h: Remove comment about deprecated m4align
6965 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6966 * doc/invoke.texi: Add description of mno-lsim and
6967 mstack-increment options.
6969 * config/fr30/fr30.opt: Document the -mno-lsim option.
6970 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6971 and -mno-lsim options.
6973 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6975 * fold-const.c (fold_comparison): Only call fold_inf_compare
6976 if the mode supports infinities.
6978 2009-03-11 Jason Merrill <jason@redhat.com>
6981 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6982 end already did. Notice GIMPLE_CALL modifications of the result.
6983 Don't copy debug information from an ignored decl or a decl from
6986 2009-03-10 Richard Guenther <rguenther@suse.de>
6987 Nathan Froyd <froydnj@codesourcery.com>
6990 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6991 (__divMODE3): Likewise.
6993 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6995 PR tree-optimization/39394
6996 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6997 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6999 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7001 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7002 inline asms for register asm ("") declarations.
7004 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7006 * fold-const.c (fold_unary): Fix comment.
7008 2009-03-07 Jan Hubicka <jh@suse.cz>
7011 * tree-inline.c (setup_one_parameter): Do replacement of const
7012 argument by constant in SSA form.
7014 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7017 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7018 determine alignment passed to assign_stack_local.
7019 (assign_parms_unsplit_complex): Likewise.
7020 * except.c (sjlj_build_landing_pads): Likewise.
7022 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7025 * tree-flow.h (add_referenced_var): Return bool instead of void.
7026 * tree-dfa.c (add_referenced_var): Return result of
7027 referenced_var_check_and_insert call.
7028 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7029 of referenced_var_check_and_insert.
7032 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7033 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7034 DIE, don't emit it if abstract origin already has it.
7035 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7036 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7038 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7040 * genpreds.c (needs_variable): Fix parentheses at variable name
7042 (write_tm_constrs_h): Indent generated code.
7044 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7046 * doc/extend.texi (Function Attributes): Add documentation
7049 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7052 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7053 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7055 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7057 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7060 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7063 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7064 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7066 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7068 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7069 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7070 constants instead of magic numbers.
7071 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7073 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7074 (x86_64_ms_abi_int_parameter_registers): Ditto.
7075 (x86_64_int_return_registers): Ditto.
7076 (ix86_maybe_switch_abi): Ditto.
7077 (ix86_expand_call): Ditto for clobbered_registers array.
7078 (ix86_hard_regno_mode_ok): Ditto.
7079 (x86_extended_QIreg_mentioned_p): Ditto.
7081 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7083 PR tree-optimization/39349
7084 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7086 * combine.c (gen_lowpart_for_combine): Use omode when generating
7089 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7091 PR rtl-optimization/39235
7092 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7094 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7096 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7098 2009-03-04 Richard Guenther <rguenther@suse.de>
7100 PR tree-optimization/39362
7101 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7102 that occur in abnormal PHIs should be varying.
7104 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7106 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7108 (simple_iv): Take loop as an argument instead of statement.
7109 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7110 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7112 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7114 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7115 * matrix-reorg.c (analyze_transpose): Ditto.
7116 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7117 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7118 * tree-predcom.c (ref_at_iteration): Ditto.
7119 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7121 2009-03-04 Richard Guenther <rguenther@suse.de>
7123 PR tree-optimization/39358
7124 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7125 escaped_id and callused_id.
7126 (solve_graph): Likewise.
7128 2009-03-04 Richard Guenther <rguenther@suse.de>
7130 PR tree-optimization/39339
7131 * tree-sra.c (try_instantiate_multiple_fields): Make it
7132 no longer ICE on the above.
7134 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7136 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7137 that fits within Pmode.
7139 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7142 * tm.texi (LIBCALL_VALUE): Update description.
7144 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7147 * doc/extend.texi (section): Update description.
7149 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7152 * tree-inline.c (remapped_type): New.
7153 (can_be_nonlocal): Call remapped_type instead of remap_type.
7155 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7158 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7159 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7161 2009-03-03 Richard Guenther <rguenther@suse.de>
7164 * tree.c (tree_nonartificial_location): New function.
7165 * tree.h (tree_nonartificial_location): Declare.
7166 * builtins.c (expand_builtin_memory_chk): Provide location
7167 of the call location for artificial function pieces.
7168 (maybe_emit_chk_warning): Likewise.
7169 (maybe_emit_sprintf_chk_warning): Likewise.
7170 (maybe_emit_free_warning): Likewise.
7171 * expr.c (expand_expr_real_1): Likewise.
7173 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7175 PR tree-optimization/39343
7176 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7177 COMPONENT_REF t has ARRAY_TYPE.
7179 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7182 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7183 when the type precision of the induction variable should be
7184 larger than the type precision of nit.
7185 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7186 * graphite.c (graphite_loop_normal_form): Same.
7187 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7189 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7192 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7193 numbers to describe clobbered registers.
7194 (*call_value_0_rex64_ms_sysv): Ditto.
7195 * config/i386/mmx.md (mmx_emms): Ditto.
7198 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7200 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7203 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7205 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7206 (spu_section_type_flags): New function.
7208 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7210 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7211 reg_class_contents of FLOAT_REGS into a temporary.
7213 2009-03-02 Richard Guenther <rguenther@suse.de>
7214 Ira Rosen <irar@il.ibm.com>
7216 PR tree-optimization/39318
7217 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7218 information to the vectorized statement.
7220 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7222 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7223 variable. Use defined names instead of magic constants for REX SSE
7226 2009-03-01 Richard Guenther <rguenther@suse.de>
7228 PR tree-optimization/39331
7229 * omp-low.c (lower_send_shared_vars): Do not receive new
7230 values for the reference of DECL_BY_REFERENCE parms or results.
7232 2009-03-01 Jan Hubicka <jh@suse.cz>
7235 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7236 BLOCK_NONLOCALIZED_VAR): New macros.
7237 (tree_block): Add nonlocalized_vars.
7238 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7239 gen_decl_die): Add origin argument. Allow generation of die with
7240 origin at hand only.
7241 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7242 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7244 (gen_block_die): Fix checking for unused blocks.
7245 (process_scope_var): Break out from .... ; work with origins only.
7246 (decls_for_scope) ... here; process nonlocalized list.
7247 (dwarf2out_ignore_block): Look for nonlocalized vars.
7248 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7250 (dump_scope_block): Dump them.
7251 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7252 (remap_block): Likewise.
7253 (can_be_nonlocal): New predicate.
7254 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7256 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7258 * configure: Regenerate.
7260 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7262 * optc-gen.awk: No need to duplicate option flags twice.
7263 Reuse help texts for duplicate options which do not have any.
7265 * gcc.c (display_help): Document --version.
7267 * gcc.c (main): If print_help_list and verbose_flag, ensure
7268 driver output comes before subprocess output.
7270 * optc-gen.awk: Assign all remaining fields to help string,
7271 space-separated, for multi-line help in *.opt.
7273 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7274 -Wno-pedantic-ms-format is for MinGW targets only.
7276 * doc/options.texi (Option file format): Fix bad indentation,
7277 restoring dropped sentence.
7279 2009-02-28 Jan Hubicka <jh@suse.cz>
7281 * tree-inline.c (tree_function_versioning): Output debug info.
7283 2009-02-28 Jan Hubicka <jh@suse.cz>
7286 * tree-inline.c (setup_one_parameter): Do not copy propagate
7287 arguments when not optimizing.
7289 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7292 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7293 (avx_addsubv4df3): Likewise.
7294 (*avx_addsubv4sf3): Likewise.
7295 (sse3_addsubv4sf3): Likewise.
7296 (*avx_addsubv2df3): Likewise.
7297 (sse3_addsubv2df3): Likewise.
7298 (avx_unpckhps256): Correct item selectors.
7299 (avx_unpcklps256): Likewise.
7300 (avx_unpckhpd256): Likewise.
7301 (avx_unpcklpd256): Likewise.
7303 2009-02-28 Jan Hubicka <jh@suse.cz>
7305 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7307 (copy_arguments_for_versioning): If var is declared don't declare it.
7308 (tree_function_versioning): First setup substitutions and then copy
7311 2009-02-27 Jan Hubicka <jh@suse.cz>
7314 * cgraph.h (varpool_output_debug_info): Remove.
7315 * cgraphunit.c (varpool_output_debug_info): Remove.
7316 * dwarf2out.c (deferred_locations_struct): New struct
7317 (deferred_locations): New type.
7318 (deferred_locations_list): New static var.
7319 (deffer_location): New function.
7320 (gen_variable_die): Use it.
7321 (decls_for_scope): Output info on local static vars.
7322 (dwarf2out_finish): Process deferred locations.
7323 * varpool.c (varpool_output_debug_info): Remove.
7325 2009-02-27 Jan Hubicka <jh@suse.cz>
7328 * tree.h (TREE_PROTECTED): Fix comment.
7329 (BLOCK_HANDLER_BLOCK): Remove.
7330 (struct tree_block): Remove handler_block add body_block.
7331 (inlined_function_outer_scope_p): New.
7332 (is_body_block): Remove.
7333 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7334 * dwarf2out.c (is_inlined_entry_point): Remove.
7335 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7336 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7338 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7339 * gimplify.c (gimplify_expr): Gimplify body blocks.
7340 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7341 block with multiple subblocks.
7342 (dump_scope_block): Prettier output; dump more flags and info.
7343 (dump_scope_blocks): New.
7344 (remove_unused_locals): Use dump_scope_blocks.
7345 * tree-flow.h (dump_scope_blocks): Declare.
7346 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7347 * stmt.c (is_body_block): Remove.
7348 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7349 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7351 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7354 * graphite.c (graphite_loop_normal_form): Do not call
7355 number_of_iterations_exit from a gcc_assert.
7357 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7359 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7360 jumps if COND is NULL.
7361 (find_cond_jump): New function.
7362 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7363 * config/s390/s390.md: Remove z10_cobra attribute value.
7365 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7367 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7368 force_const_mem returns NULL_RTX.
7370 2009-02-26 Jan Hubicka <jh@suse.cz>
7373 * cgraph.h (varpool_output_debug_info): Remove.
7374 * cgraphunit.c (varpool_output_debug_info): Remove.
7375 * dwarf2out.c (deferred_locations_struct): New struct
7376 (deferred_locations): New type.
7377 (deferred_locations_list): New static var.
7378 (deffer_location): New function.
7379 (gen_variable_die): Use it.
7380 (decls_for_scope): Output info on local static vars.
7381 (dwarf2out_finish): Process deferred locations.
7382 * varpool.c (varpool_output_debug_info): Remove.
7384 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7386 PR rtl-optimization/39241
7387 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7388 to subreg_offset_representable_p.
7390 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7392 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7393 execute function prototype. Get f and nregs from max_reg_num
7394 and get_insns. Remove the first backward pass as it's dead,
7395 guard the forward pass by flag_expensive_optimizations.
7396 (rest_of_handle_regmove): Delete.
7397 (pass_regmove): Replace it with regmove_optimize.
7399 2009-02-25 Martin Jambor <mjambor@suse.cz>
7401 PR tree-optimization/39259
7402 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7403 calls_alloca function flags.
7404 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7407 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7409 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7410 flags_set_1_rtx, flags_set_1_set): Delete.
7411 (regmove_optimize): Do not call mark_flags_life_zones.
7413 2009-02-24 Julian Brown <julian@codesourcery.com>
7416 * config/arm/arm.c (require_pic_register): Only set
7417 cfun->machine->pic_reg once per function.
7419 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7421 * doc/invoke.texi (Link Options): Document an easier way to pass
7422 options that take arguments to the GNU linker using -Xlinker and -Wl.
7424 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7427 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7429 2009-02-24 Richard Guenther <rguenther@suse.de>
7432 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7434 2009-02-24 Richard Guenther <rguenther@suse.de>
7435 Zdenek Dvorak <ook@ucw.cz>
7437 PR tree-optimization/39233
7438 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7439 from converting them to a generic type.
7441 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7443 PR tree-optimization/39260
7444 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7445 contains a condition with a real type.
7446 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7448 2009-02-23 Jason Merrill <jason@redhat.com>
7451 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7452 narrowing_initializer_constant_valid_p.
7453 (narrowing_initializer_constant_valid_p): Don't return
7454 null_pointer_node for adding a pointer to itself.
7456 2009-02-23 Jan Hubicka <jh@suse.cz>
7459 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7462 2009-02-23 Jan Hubicka <jh@suse.cz>
7464 PR tree-optimization/37709
7465 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7466 * tree.h (block_ultimate_origin): Declare.
7467 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7468 * tree-ssa-live.c (remove_unused_scope_block_p):
7469 Eliminate blocks containig no instructions nor live variables nor
7471 (dump_scope_block): New function.
7472 (remove_unused_locals): Enable removal of dead blocks by default;
7473 enable dumping at TDF_DETAILS.
7475 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7477 * config/i386/i386.c (classify_argument): Don't allow COImode
7479 (function_arg_advance_32): Don't allow OImode.
7480 (function_arg_32): Likewise.
7481 (function_value_32): Likewise.
7482 (return_in_memory_32): Likewise.
7483 (function_arg_64): Remove OImode comment.
7485 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7488 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7489 ix86_expand_vector_set for V4DImode in 64bit mode only.
7490 (ix86_expand_vector_init_one_var): Likewise.
7492 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7494 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7496 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7499 * loop-iv.c: Revert last change.
7500 * emit-rtl.c: Likewise.
7502 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7505 * config/i386/i386.c (type_natural_mode): Remove an extra
7506 space in the warning message.
7507 (function_value_32): Handle 32-byte vector modes.
7508 (return_in_memory_32): Likewise.
7510 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7512 * loop-iv.c (truncate_value): New function.
7513 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7515 (lowpart_subreg): Move to...
7516 * emit-rtl.c: ...here.
7518 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7520 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7521 accidental and undocumented change at revision 140860.
7523 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7525 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7526 take gimple_seq * arguments.
7527 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7528 types_compatible_p langhook.
7530 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7531 Joseph Myers <joseph@codesourcery.com>
7533 * config/arm/arm.c (arm_builtin_va_list): New function.
7534 (arm_expand_builtin_va_start): Likewise.
7535 (arm_gimplify_va_arg_expr): Likewise.
7536 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7537 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7538 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7539 (va_list_type): New variable.
7540 (arm_mangle_type): Mangle va_list_type appropriately.
7542 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7545 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7546 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7547 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7548 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7549 parameter to 1000 for -O1 by default.
7550 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7552 * loop-invariant.c: Include params.h.
7553 (move_loop_invariants): Don't call move_single_loop_invariants on
7556 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7558 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7559 offset when calculating bounds for indexing stack_usage_map. Fixes
7560 a buffer overflow with certain target setups.
7562 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7565 * calls.c (expand_call): Clear try_tail_call if caller and callee
7566 disagree in promotion of function return value.
7568 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7571 * c-common.c (c_determine_visibility): If visibility changed and
7572 DECL_RTL has been already set, call make_decl_rtl to update symbol
7575 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7578 * varasm.c (assemble_variable): Don't check DECL_NAME when
7579 globalizing a variable.
7581 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7584 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7585 expression before any __builtin_trap call.
7586 * c-typeck.c (build_function_call): Convert and check function
7587 arguments before generating a call to a trap. Evaluate the
7588 function arguments before the trap.
7590 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7593 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7594 (UNSPEC_FXAM_MEM): New unspec.
7595 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7596 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7597 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7599 2009-02-19 Richard Guenther <rguenther@suse.de>
7601 PR tree-optimization/39207
7602 PR tree-optimization/39074
7603 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7604 storedanything_tree): New.
7605 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7606 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7607 (build_succ_graph): Add edges from STOREDANYTHING to all
7609 (init_base_vars): Initialize STOREDANYTHING.
7610 (compute_points_to_sets): Free substitution info after
7611 building the succ graph.
7612 (ipa_pta_execute): Likewise.
7614 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7616 (do_ds_constraint): Do not add to special var or non-pointer
7618 (type_could_have_pointers): Split out from ...
7619 (could_have_pointers): ... here. For arrays use the element type.
7620 (create_variable_info_for): Initialize may_have_pointers.
7621 (new_var_info): Likewise.
7622 (handle_lhs_call): Make the HEAP variable unknown-sized.
7623 (intra_create_variable_infos): Use a type with pointers for
7624 PARM_NOALIAS, make it unknown-sized.
7626 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7629 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7631 2009-02-18 Jason Merrill <jason@redhat.com>
7634 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7635 value if DECL_EXTERNAL.
7636 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7637 * target.h (gcc_target::binds_local_p): Clarify "module".
7638 * tree.h (TREE_PUBLIC): Clarify "module".
7640 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7643 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7644 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7646 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7649 * c.opt (Wabi): Support C and ObjC.
7652 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7654 * config/i386/i386.c (classify_argument): Warn once about the ABI
7655 change when passing union with long double.
7657 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7659 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7662 * c-parser.c (c_parser_compound_statement): Always enter and leave
7665 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7668 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7670 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7672 PR tree-optimization/36922
7673 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7674 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7677 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7679 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7682 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7684 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7686 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7688 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7691 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7692 Richard Sandiford <rdsandiford@googlemail.com>
7694 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7695 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7696 (loongson_biadd): ...this.
7698 2009-02-17 Richard Guenther <rguenther@suse.de>
7700 PR tree-optimization/39202
7701 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7702 a var make sure to follow existing collapses.
7704 2009-02-17 Richard Guenther <rguenther@suse.de>
7707 * langhooks.c (lhd_print_error_function): Check for NULL block.
7709 2009-02-17 Richard Guenther <rguenther@suse.de>
7711 PR tree-optimization/39204
7712 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7715 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7717 * config/soft-fp/double.h: Update from glibc CVS.
7719 2009-02-17 Richard Guenther <rguenther@suse.de>
7721 PR tree-optimization/39207
7722 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7723 strict-aliasing warnings for pointers pointing to NULL.
7725 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7728 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7729 skipping until next close brace.
7731 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7734 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7735 to function argument boundary.
7737 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7739 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7740 in the lea_add. Reload eventually constraints it properly.
7741 * config/picochip/constraints.md : Remove the target constraint
7742 "b", since it is not needed anymore.
7744 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7746 * gthr-dce.h: Uglify function parameter and local variable names.
7747 * gthr-gnat.h: Likewise.
7748 * gthr-mipssde.h: Likewise.
7749 * gthr-nks.h: Likewise.
7750 * gthr-posix95.h: Likewise.
7751 * gthr-posix.h: Likewise.
7752 * gthr-rtems.h: Likewise.
7753 * gthr-single.h: Likewise.
7754 * gthr-solaris.h: Likewise.
7755 * gthr-tpf.h: Likewise.
7756 * gthr-vxworks.h: Likewise.
7757 * gthr-win32.h: Likewise.
7759 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7762 * config/i386/i386.md: Restrict the new peephole2 to move
7763 between MMX/SSE registers.
7765 2009-02-15 Richard Guenther <rguenther@suse.de>
7768 2009-02-13 Richard Guenther <rguenther@suse.de>
7770 * configure.ac: Enable LFS.
7771 * configure: Re-generate.
7772 * config.in: Likewise.
7774 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7776 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7777 spu_srqwbyte, spu_srqwbytebc): Define.
7778 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7779 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7780 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7781 "shrqby_<mode>"): New insn-and-split patterns.
7782 * config/spu/spu.c (expand_builtin_args): Determine and return
7783 number of operands using spu_builtin_description data.
7784 (spu_expand_builtin_1): Use it.
7786 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7789 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7792 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7795 * config/i386/i386.c (override_options): Correct warning
7796 messages for -malign-loops, -malign-jumps and -malign-functions.
7798 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7801 * config/i386/i386.md: Restrict the new peephole2 to move
7802 between the general purpose registers.
7804 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7807 * config/i386/i386.c (type_natural_mode): Add a new argument.
7808 Return the original mode and warn ABI change if vector size is 32byte.
7809 (function_arg_advance): Updated.
7810 (function_arg): Likewise.
7811 (ix86_function_value): Likewise.
7812 (ix86_return_in_memory): Likewise.
7813 (ix86_sol10_return_in_memory): Likewise.
7814 (ix86_gimplify_va_arg): Likewise.
7815 (function_arg_32): Don't warn ABX ABI change here.
7816 (function_arg_64): Likewise.
7818 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7820 * loop-iv.c (implies_p): In the final case, test that operands 0
7821 of the two comparisons match.
7823 * config/bfin/bfin.c (find_prev_insn_start): New function.
7824 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7825 (find_next_insn_start): Move.
7827 2009-02-13 Richard Guenther <rguenther@suse.de>
7829 * configure.ac: Enable LFS.
7830 * configure: Re-generate.
7831 * config.in: Likewise.
7833 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7836 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7837 sizes on syntax error after some arguments have been parsed.
7839 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7841 * doc/invoke.texi (-fira): Remove.
7843 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7845 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7846 * recog.c: Likewise.
7849 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7851 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7852 (umul_ppmm): Likewise.
7853 (count_leading_zeros): Likewise.
7854 (count_trailing_zeros): Likewise.
7855 (UMUL_TIME): Likewise.
7857 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7859 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7860 soft-fp/t-softfp to tmake_file.
7862 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7863 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7864 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7865 IA64_BUILTIN_INFQ]: New.
7866 (ia64_init_builtins): Initialize __builtin_infq,
7867 __builtin_fabsq and __builtin_copysignq if not HPUX.
7868 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7869 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7871 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7873 (__fixtfti): Likewise.
7874 (__fixunstfti): Likewise.
7875 (__floattitf): Likewise.
7877 * config/ia64/libgcc-glibc.ver: New.
7878 * config/ia64/t-fprules-softfp: Likewise.
7879 * config/ia64/sfp-machine.h: Likewise.
7881 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7882 (LIBGCC2_TF_CEXT): Likewise.
7883 (TF_SIZE): Likewise.
7884 (TARGET_INIT_LIBFUNCS): Likewise.
7886 * config/ia64/t-glibc (SHLINB_MAPFILES):
7887 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7889 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7891 * config/i386/i386.c (construct_container): Rewrite processing
7892 BLKmode with X86_64_SSE_CLASS.
7894 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7897 * config/i386/i386.md: Replace simplify_replace_rtx with
7898 replace_rtx in the new peephole2.
7900 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7902 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7903 loop unrolling do not happen at -O2.
7905 2009-02-12 Michael Matz <matz@suse.de>
7907 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7909 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7911 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7914 2009-02-12 Ben Elliston <bje@au.ibm.com>
7916 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7917 patterns when updating the back chain. Missed in the 2009-02-10
7920 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7922 * doc/extend.texi (Decimal Floating Types): Update identifier of
7923 draft TR and list of missing support.
7925 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7928 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7929 bit to variable length decl's flags, add it also to its
7930 pointer replacement variable.
7932 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7933 Jakub Jelinek <jakub@redhat.com>
7936 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7937 (memory_blockage): New expander.
7938 (*memory_blockage): New insn pattern.
7939 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7940 instead of general blockage at the end of function prologue when
7941 frame pointer is used to access red zone area. Do not emit blockage
7942 when profiling, it is emitted in generic code.
7943 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7944 function epilogue when frame pointer is used to access red zone area.
7946 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7949 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7950 by arithmetic with memory operands.
7951 * config/i386/predicates.md (commutative_operator): New.
7953 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7955 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7958 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7960 * alias.h (record_alias_subset): Declare.
7961 * alias.c (record_alias_subset): Make global.
7963 2009-02-10 Nick Clifton <nickc@redhat.com>
7965 * tree-parloops.c: Change license to GPLv3.
7966 * ipa-struct-reorg.c: Change license to GPLv3.
7967 * ipa-struct-reorg.h: Change license to GPLv3.
7969 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7972 * c-decl.c (start_struct): Return NULL on error.
7974 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7977 * cfgloopmanip.c (remove_path): Call remove_bbs after
7978 cancel_loop_tree, not before it.
7981 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7982 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7983 VAR_DECLs were seen.
7984 * tree-ssa-live.c (remove_unused_locals): Recompute
7985 cfun->has_local_explicit_reg_vars.
7986 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7987 copies or clearings if cfun->has_local_explicit_reg_vars.
7989 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7992 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7993 of function prologue when frame pointer is used to access
7996 2009-02-10 Richard Guenther <rguenther@suse.de>
7999 * gimplify.c (gimple_regimplify_operands): Always look if
8000 we need to create a temporary.
8002 2009-02-10 Richard Guenther <rguenther@suse.de>
8004 PR tree-optimization/39132
8005 * tree-loop-distribution.c (todo): New global var.
8006 (generate_memset_zero): Trigger TODO_rebuild_alias.
8007 (tree_loop_distribution): Return todo.
8009 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8012 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8013 (x86_64_reg_class_name): Removed.
8014 (classify_argument): Return 0 if bytes > 32. Return 0 if the
8015 first one isn't X86_64_SSE_CLASS or any other ones aren't
8016 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8017 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8018 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8019 and 3 X86_64_SSEUP_CLASS.
8020 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8021 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8023 2009-02-10 Ben Elliston <bje@au.ibm.com>
8025 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8026 form instruction to update the stack back chain word, even if the
8027 user has disabled the generation of update instructions.
8028 (movdi_<mode>_update_stack): New.
8029 (movsi_update_stack): Likewise.
8030 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8031 always use an update form instruction to update the stack back
8034 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8037 * graphite.c (if_region_set_false_region): After moving a region in
8038 the false branch of a condition, remove the empty dummy basic block.
8039 (gloog): Remove wrong fix for PR38953.
8041 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8043 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8044 generation due to implicit sign extension.
8046 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8049 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8050 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8052 2009-02-09 Richard Guenther <rguenther@suse.de>
8055 * convert.c (convert_to_real): Disable (float)fn((double)x)
8056 to fnf(x) conversion if errno differences may occur and
8057 -fmath-errno is set.
8059 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8061 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8062 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8063 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8065 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8068 * c-common.c (handle_alias_attribute): Disallow attribute for
8069 anything not a FUNCTION_DECL or VAR_DECL.
8071 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8074 * real.c (do_compare): Special-case compare of zero against
8075 decimal float value.
8077 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8080 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8081 as indicating flexible array members unless the field itself is
8082 being declarared as the incomplete array.
8084 2009-02-06 Jan Hubicka <jh@suse.cz>
8086 PR tree-optimization/38844
8087 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8090 2009-02-06 Richard Guenther <rguenther@suse.de>
8093 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8094 fork because we may expand it as __gcov_fork.
8096 2009-02-06 Nick Clifton <nickc@redhat.com>
8098 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8100 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8102 PR tree-optimization/35659
8103 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8104 vn_phi_eq): Shortcut if hashcode does not match.
8105 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8107 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8108 and avoid iterative_hash_expr.
8109 (FOR_EACH_VALUE_ID_IN_SET): New.
8110 (value_id_compare): Remove.
8111 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8112 sort expressions by value id.
8114 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8117 * config/sh/predicates.md (general_movsrc_operand): Don't check
8118 the subreg of system registers here.
8120 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8123 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8126 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8128 PR rtl-optimization/39110
8129 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8130 addresses, not aligned ones.
8132 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8133 Richard Guenther <rguenther@suse.de>
8135 PR tree-optimization/39100
8136 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8137 comment says and add edges.
8139 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8142 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8143 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8145 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8147 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8148 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8149 register_bb_in_sese, new_sese, free_sese): Moved.
8150 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8151 outermost_loop_in_scop, build_scop_iteration_domain,
8152 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8153 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8154 Use loop_in_sese_p instead of loop_in_scop_p.
8155 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8156 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8157 (scopdet_basic_block_info): Fix bug in scop detection.
8158 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8159 eq_loop_to_cloog_loop): Remove.
8160 (nb_loops_around_loop_in_scop, nb_loop
8161 ref_nb_loops): Moved here...
8162 * graphite.h (ref_nb_loops): ... from here.
8163 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8164 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8165 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8166 * testsuite/gcc.dg/graphite/scop-19.c: New
8168 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8169 Hans-Peter Nilsson <hp@axis.com>
8171 PR rtl-optimization/37889
8172 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8173 Move offset handling from PLUS to before the switch. Use new
8174 arguments when considering SYMBOL_REFs too.
8175 (rtx_addr_can_trap_p): Pass dummy offset and size.
8176 (enum may_trap_p_flags): Remove.
8177 (may_trap_p_1): Pass size from MEM_SIZE.
8179 PR rtl-optimization/38921
8180 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8181 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8182 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8183 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8185 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8187 AVX Programming Reference (January, 2009)
8188 * config/i386/sse.md (*vpclmulqdq): New.
8190 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8192 PR tree-optimization/38977
8193 PR gcov-profile/38292
8194 * calls.c (special_function_p): Disregard __builtin_ prefix.
8196 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8198 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8199 non-indexable addresses even before reload.
8201 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8204 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8205 as having variable size. Do not give an error for unnamed
8206 parameters with [*] declarators. Give a warning for type names
8207 with [*] declarators and mark them as variable size.
8208 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8209 for sizeof applied to [*] type names.
8211 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8214 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8216 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8218 * gcc.c (process_command): Update copyright notice dates.
8219 * gcov.c (print_version): Likewise.
8220 * gcov-dump.c (print_version): Likewise.
8221 * mips-tfile.c (main): Likewise.
8222 * mips-tdump.c (main): Likewise.
8224 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8227 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8228 for composite type involving a zero-length array type.
8230 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8233 * function.c (match_asm_constraints_1): Skip over
8234 initial optional % in the constraint.
8237 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8238 supported, don't accept FIXED_CSTs.
8239 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8240 and _Sat is used without _Fract/_Accum. Set specs->type to
8241 integer_type_node for cts_fract/cts_accum if fixed point is not
8244 2009-02-02 Catherine Moore <clm@codesourcery.com>
8246 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8248 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8250 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8251 (ABI_HAS_64BIT_SYMBOLS): Use it.
8252 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8254 2009-02-02 Paul Brook <paul@codesourcery.com>
8256 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8258 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8261 * recog.h (asm_operand_ok): Add constraints argument.
8262 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8263 recurse on matching constraint.
8264 (check_asm_operands): Pass constraints as 3rd argument to
8265 asm_operand_ok. Don't look up matching constraint here.
8266 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8269 2009-02-02 Ben Elliston <bje@au.ibm.com>
8271 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8272 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8274 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8276 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8277 information. Remove some obsolete information. Reorganize.
8279 * config/pa/fptr.c: Revert license to GPL 2.
8280 * config/pa/milli64.S: Likewise.
8282 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8285 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8286 LIBRARY name in, instead of hard-coding it.
8287 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8288 extra target make frag to tmake_files according to EH model.
8289 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8290 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8291 frags that define makefile variable EH_MODEL appropriately.
8292 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8293 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8294 to "-sjlj" according to type of EH configured.
8295 (LIBGCC_SONAME): Concatenate it to shared library base name.
8296 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8297 to "_sjlj" according to type of EH configured.
8298 (LIBGCC_SONAME): Concatenate it to shared library base name.
8299 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8300 (SHLIB_LINK): Add missing semicolon to if-else construct.
8301 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8302 string value of "pe_dll" command-line option.
8303 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8304 (SHLIB_SONAME): Use it when overriding t-cygming default.
8305 (SHLIB_IMPLIB): Override t-cygming default.
8306 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8307 string value of "pe_dll" command-line option.
8309 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8312 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8313 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8315 2009-01-31 Richard Guenther <rguenther@suse.de>
8317 PR tree-optimization/38937
8318 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8319 computing the transitive closure.
8321 2009-01-30 Richard Guenther <rguenther@suse.de>
8323 PR tree-optimization/39041
8324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8325 Propagate variable indices only if the types match for this stmt.
8327 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8330 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8331 inline but never defined.
8333 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8335 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8336 (*insv_h_di_reg_extimm): New insn.
8337 (*insv_l<mode>_reg_extimm): New insn.
8339 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8341 * config/picochip/picochip.c (flag_conserve_stack): set
8342 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8343 fconserve-stack. Reduce call-overhead used by inliner.
8345 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8348 * common.opt (flag_conserve_stack): Initialised to zero.
8350 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8353 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8354 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8357 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8359 * ira-color.c (allocno_reload_assign): Update comments.
8360 * regmove.c (regmove_optimize): Likewise.
8364 2009-01-29 Robert Millan <rmh@aybabtu.com>
8366 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8367 * config/i386/kopensolaris-gnu.h: New file. Undefine
8368 `MD_UNWIND_SUPPORT'.
8369 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8371 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8373 PR tree-optimization/39007
8374 * tree-loop-distribution.c (generate_builtin): Use
8375 recompute_dominator to compute the immediate dominator of the
8376 basic block just after the loop.
8378 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8380 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8381 (ASM_OUTPUT_DWARF_PCREL): Define.
8383 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8385 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8386 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8387 global. Modify entries about regmove and IRA.
8389 * ra-conflict.c: Remove the file.
8391 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8393 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8394 (pass_regclass_init): Rename to pass_reginfo_init.
8396 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8398 * toplev.h (flag_ira): Remove.
8400 * caller-save.c (setup_save_areas): Remove flag_ira.
8402 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8404 * global.c: Remove the file.
8406 * opts.c (decode_options): Remove flag_ira.
8408 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8410 * regmove.c: Modify file description.
8411 (find_use_as_address, try_auto_increment): Define them only if
8412 AUTO_INC_DEC is defined.
8413 (replacement_quality, replace_in_call_usage, fixup_match_1,
8414 stable_and_no_regs_but_for_p): Remove.
8415 (reg_set_in_bb): Make it static.
8416 (regmove_optimize): Remove flag_ira and code which worked for
8419 * local-alloc.c: Remove the file.
8421 * common.opt (fira): Remove.
8423 * ira.c: Include except.h.
8424 (eliminable_regset): Move from global.c.
8425 (mark_elimination): Ditto. Remove flag_ira.
8426 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8427 equiv_mem_modified, validate_equiv_mem_from_store,
8428 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8429 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8430 no_equiv, recorded_label_ref): Move from local-alloc.c.
8431 (update_equiv_regs): Ditto. Make it static.
8432 (print_insn_chain, print_insn_chains): Move it from global.c.
8433 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8434 (build_insn_chain): Ditto. Make it static.
8435 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8436 Rename to init_live_subregs.
8437 (gate_ira): Remove flag_ira.
8439 * regclass.c: Rename reginfo.c. Change file description.
8440 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8441 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8442 (init_reg_sets_1): Remove code for evaluation of
8443 reg_class_superclasses and losing_caller_save_reg_set.
8444 (init_regs): Remove init_reg_autoinc.
8445 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8446 ok_for_base_p_nonstrict): Remove.
8447 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8448 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8449 corresponding entries.
8450 (dump_regclass, record_operand_costs, scan_one_insn,
8451 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8452 record_address_regs, auto_inc_dec_reg_p): Remove.
8453 (gt-regclass.h): Rename to gt-reginfo.h.
8455 * rtl.h (dump_global_regs, retry_global_alloc,
8456 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8458 * Makefile.in (RA_H): Remove.
8459 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8460 Rename regclass.o to reginfo.o.
8461 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8463 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8464 (GTFILES): Rename regclass.c to reginfo.c.
8466 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8467 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8469 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8470 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8472 (finish_spills): Ditto. Remove code for !flag_ira.
8474 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8477 * doc/invoke.texi (rtl debug options): Complete rewrite.
8478 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8480 * mode-switching.c (pass_mode_switching): Rename pass from
8481 "mode-sw" to "mode_sw".
8482 * except.c (pass_convert_to_eh_ranges): Rename pass from
8483 "eh-ranges" to "eh_ranges".
8484 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8488 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8489 Alexander Monakov <amonakov@ispras.ru>
8492 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8494 (move_exprs_to_boundary): Change return type and pass through
8495 should_move from move_op. Relax assert. Update usage ...
8496 (schedule_expr_on_boundary): ... here. Use should_move instead of
8498 (move_op_orig_expr_found): Indicate that insn was disconnected from
8500 (code_motion_process_successors): Do not call after_merge_succs
8501 callback if original expression was not found when traversing any of
8503 (code_motion_path_driver): Change return type. Update prototype.
8504 (move_op): Update comment. Add a new parameter (should_move). Update
8505 prototype. Set *should_move based on indication provided by
8506 move_op_orig_expr_found.
8508 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8510 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8511 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8512 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8513 * config/rs6000/rs6000.c (rs6000_override_options): Default
8514 avoid-indexed-addresses on for Power6, off for everything else.
8515 (avoiding_indexed_address_p): New function.
8516 (rs6000_legitimize_address): Use it.
8517 (rs6000_legitimate_address): Likewise.
8518 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8520 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8522 PR tree-optimization/38997
8523 * tree-loop-distribution.c (generate_memset_zero): Use
8524 POINTER_PLUS_EXPR for a pointer addition.
8526 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8528 * config/s390/s390.md (bswap<mode>2): New pattern added.
8530 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8532 * config/s390/s390.md (*tls_load_31): Added type attribute.
8534 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8536 * config/s390/s390.md: Fix a few comments.
8538 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8540 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8541 (*tm<mode>_full): Fixed z10prop attribute.
8542 (*tst<mode>_extimm): Fixed z10prop attribute.
8543 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8544 (*tstqiCCT_cconly): Fixed z10prop attribute.
8545 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8546 (*movsi_larl): Fixed z10prop attribute.
8547 (*movsi_zarch): Fixed z10prop attribute.
8548 (*movsi_eas): Fixed z10prop attribute.
8549 (*movhi): Fixed z10prop attribute.
8550 (*movqi): Fixed z10prop attribute.
8551 (*movstrictqi): Fixed z10prop attribute.
8552 (*mov<mode>): Fixed z10prop attribute.
8553 (*movcc): Fixed z10prop attribute.
8554 (*sethighpartdi_64): Fixed z10prop attribute.
8555 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8556 (*negdi2_sign_cc): Fixed z10prop attribute.
8557 (*negdi2_sign): Fixed z10prop attribute.
8558 (*absdi2_sign_cc): Fixed z10prop attribute.
8559 (*absdi2_sign): Fixed z10prop attribute.
8560 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8561 (*negabsdi2_sign): Fixed z10prop attribute.
8562 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8563 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8564 (doloop_si64): Fixed z10prop attribute.
8565 (doloop_si31): Fixed z10prop attribute.
8566 (doloop_long): Fixed z10prop attribute.
8567 (indirect_jump): Fixed z10prop attribute.
8568 (nop): Fixed z10prop attribute.
8569 (main_base_64): Fixed z10prop attribute.
8570 (reload_base_64): Fixed z10prop attribute.
8572 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8574 PR rtl-optimization/38740
8575 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8577 * config/mips/mips.c (mips_reorg): Likewise.
8579 2009-01-28 Richard Guenther <rguenther@suse.de>
8581 PR tree-optimization/38926
8582 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8583 with the correct value id to a value.
8584 (do_regular_insertion): Use the value number of edoubleprime
8585 for the value number of the expr.
8588 2008-08-21 Richard Guenther <rguenther@suse.de>
8590 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8591 a PHI ask VN if it is already available.
8592 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8593 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8595 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8598 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8599 set to varying whenever max has TREE_OVERFLOW set, similarly
8600 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8602 2009-01-28 Richard Guenther <rguenther@suse.de>
8605 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8606 uninitialized aggregate uses in call arguments.
8608 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8610 PR tree-optimization/38984
8611 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8612 the nothing_id variable if -fno-delete-null-pointer-checks.
8614 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8617 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8618 (set_got_offset_rex64): Ditto.
8620 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8623 * doc/extend.texi: Improve local variable with asm reg.
8625 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8627 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8628 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8629 was not supplied then set warn_packed_bitfield_compat to the
8631 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8634 2009-01-27 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/38503
8637 * cfgexpand.c (expand_gimple_basic_block): Ignore
8638 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8639 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8640 variables that cannot have TBAA applied.
8641 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8644 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8647 * calls.c (initialize_argument_information): Do not wrap complex
8648 arguments in SAVE_EXPR.
8650 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8652 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8653 (INSTALL_LIBGCC): Revert typo commit.
8655 2009-01-26 Richard Guenther <rguenther@suse.de>
8657 PR tree-optimization/38745
8658 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8659 from special handling.
8661 2009-01-26 Richard Guenther <rguenther@suse.de>
8663 PR tree-optimization/38745
8664 * tree-ssa.c (execute_update_addresses_taken): Do not include
8665 variables that cannot possibly be a register in not_reg_needs.
8666 Do not clear TREE_ADDRESSABLE on vars that may not become
8668 * tree-ssa.c (update_alias_info_1): Include those in the set
8669 of addressable vars.
8671 2009-01-26 Richard Guenther <rguenther@suse.de>
8674 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8675 * tree-ssa-dse.c: Include langhooks.h
8676 (execute_simple_dse): Remove stores with zero size.
8678 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8681 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8684 2009-01-24 Julian Brown <julian@codesourcery.com>
8686 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8687 config/arm/linux-atomic.c.
8688 * config/arm/linux-atomic.c: New.
8690 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8692 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8693 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8694 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8696 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8699 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8702 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8704 PR tree-optimization/38953
8705 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8706 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8707 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8708 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8711 2009-01-24 Paul Brook <paul@codesourcery.com>
8713 * config/arm/neon.md (neon_type): Move to arm.md.
8714 (neon_mov<VSTRUCT>): Add neon_type attribute.
8715 * config/arm/arm.md (neon_type): Move to here.
8716 (conds): Add "unconditioal" and use as default for NEON insns.
8718 2009-01-24 Ben Elliston <bje@au.ibm.com>
8720 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8721 void *' warning from -Wc++-compat.
8722 * Makefile.in (dominance.o-warn): Remove.
8724 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8726 PR tree-optimization/38932
8727 * fold-const.c (fold_unary_ignore_overflow): New.
8728 * tree.h (fold_unary_ignore_overflow): Declare.
8729 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8730 * tree-ssa-sccvn.c (visit_reference_op_load,
8731 simplify_unary_expression): Likewise.
8733 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8735 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8736 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8737 regardless of their type.
8738 * c-common.c (handle_packed_attribute): Don't ignore packed on
8740 * c.opt (Wpacked-bitfield-compat): New warning option.
8741 * stor-layout.c (place_field): Warn if offset of a field changed.
8742 * doc/extend.texi (packed): Mention the ABI change.
8743 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8744 (Warning Options): Add it to the list.
8746 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8748 * c-opts.c (c_common_post_options): Fix a typo in comments.
8750 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8753 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8754 variables to static.
8755 * doc/invoke.texi (-fmerge-all-constants): Update description.
8757 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8760 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8761 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8763 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8765 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8767 (LOCAL_ALIGNMENT): Similarly.
8769 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8770 Joseph Myers <joseph@codesourcery.com>
8772 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8773 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8774 * config/arm/arm-tune.md: Regenerate.
8775 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8778 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8780 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8781 version number to five.
8783 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8786 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8787 * c-common.c (set_underlying_type): Likewise.
8788 (is_typedef_decl ): Likewise
8790 (set_underlying_type): Likewise.
8791 (is_typedef_type): Likewise.
8793 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8796 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8799 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8802 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8803 (LIBGCC_SPEC): Don't define.
8804 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8806 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8808 PR rtl-optimization/38879
8809 * alias.c (base_alias_check): Unaligned access via AND address can
8810 alias all surrounding object types except those with sizes equal
8811 or wider than the size of unaligned access.
8813 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8816 * c-decl.c (clone_underlying_type): Move this ...
8817 * c-common.c (set_underlying_type): ... here.
8818 Also, make sure the function properly sets TYPE_STUB_DECL() on
8819 the newly created typedef variant type.
8820 (is_typedef_decl ): New entry point.
8821 * tree.h: Added a new member member_types_needing_access_check to
8822 struct tree_decl_non_common.
8823 (set_underlying_type): New entry point.
8824 (is_typedef_type): Likewise.
8826 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8828 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8829 Check whether two instructions have memory references that
8830 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8831 are helper functions for traversing.
8832 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8833 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8834 not to draw dependency edge for instructions with non-conflicting
8837 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8840 * longlong.h: Update copyright years. Use soft-fp license notice.
8841 Sync __clz_tab declaration with glibc.
8843 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8846 * doc/extend.texi (syscall_linkage): New.
8847 (version_id): Modify.
8849 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8850 Richard Guenther <rguenther@suse.de>
8852 PR tree-optimization/38747
8853 PR tree-optimization/38748
8854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8855 conversion if the base address is an indirect reference and the
8856 aliasing sets could cause issues.
8858 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8860 * common.opt (fgraphite, fgraphite-identity): Add comment for
8861 explaining why these options are not documented.
8863 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8865 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8866 gimple_call_lhs is NULL.
8868 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8871 * emit-rtl.c (adjust_address_1): Make sure memref is never
8874 2009-01-20 Ben Elliston <bje@au.ibm.com>
8876 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8877 const qualifier from arg parameter. Remove unnecessary cast to char *.
8878 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8879 const qualifier from arg 2.
8881 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8883 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8885 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8888 * rtl.h (reinit_regs): New prototype.
8889 * regclass.c: Include ira.h.
8891 * Makefile.in (regclass.o): Add ira.h.
8892 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8894 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8897 * c-common.c (handle_aligned_attribute): Use
8898 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8899 default alignment value.
8901 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8903 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8904 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8906 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8907 __BIGGEST_ALIGNMENT__.
8909 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8911 2009-01-18 Richard Guenther <rguenther@suse.de>
8913 PR tree-optimization/38819
8914 * tree-flow.h (operation_could_trap_helper_p): Declare.
8915 * tree-eh.c (operation_could_trap_helper_p): Export.
8916 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8917 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8918 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8919 are about to insert a possibly trapping instruction and fail
8922 2009-01-18 Andreas Schwab <schwab@suse.de>
8924 * doc/install.texi (Configuration): Remove obsolete paragraph
8925 about use of --with-gnu-ld with --with-gnu-as.
8927 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8929 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8930 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8931 Follow spelling conventions.
8933 2009-01-18 Ben Elliston <bje@au.ibm.com>
8935 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8936 C++ warning about implicit conversion from void * to struct
8938 (bitmap_obstack_free): Likewise for bitmap_element *.
8939 * Makefile.in (bitmap.o-warn): Remove.
8941 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8943 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8945 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8946 Tobias Grosser <tobi.grosser@amd.com>
8948 * graphite.c (graphite_trans_scop_block): Do not block single
8951 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8953 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8954 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8955 test with assertion.
8957 2009-01-16 Richard Guenther <rguenther@suse.de>
8959 PR tree-optimization/38835
8961 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8962 and INT + PTR -> (INT)(PTR p+ INT) folding.
8963 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8965 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8968 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8969 the subreg from a lowpart subreg if it is also casting the value.
8971 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8972 Tobias Grosser <tobi.grosser@amd.com>
8974 * graphite.c (compare_prefix_loops): New.
8975 (build_scop_canonical_schedules): Rewritten.
8976 (graphite_transform_loops): Move build_scop_canonical_schedules
8977 after build_scop_iteration_domain.
8979 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8980 Tobias Grosser <tobi.grosser@amd.com>
8982 * graphite.c (add_conditions_to_domain): Add the loops to
8983 the dimension of the iteration domain. Do copy the domain
8984 only when it exists.
8985 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8986 (add_conditions_to_constraints): New.
8987 (can_generate_code_stmt, can_generate_code): Removed.
8988 (gloog): Do not call can_generate_code.
8989 (graphite_transform_loops): Call add_conditions_to_constraints
8990 after building the iteration domain.
8992 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8994 PR tree-optimization/38789
8995 * tree-ssa-threadedge.c
8996 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8997 __builtin_constant_p.
8999 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9001 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9002 examined before deleting them.
9004 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9006 * function.c (aggregate_value_p): Correctly extract the function
9007 type from CALL_EXPR_FN lookup.
9009 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9011 * config/picochip/picochip.c (picochip_override_options): Revert
9012 CFI asm flag disable commited previously.
9014 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
9015 Tobias Grosser <tobi.grosser@amd.com>
9016 Jan Sjodin <jan.sjodin@amd.com>
9018 * graphite.c (scan_tree_for_params): On substractions negate
9019 all the coefficients of the term.
9020 (clast_to_gcc_expression_red): New. Handle reduction expressions
9021 of more than two operands.
9022 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9023 (get_vdef_before_scop): Handle also the case of default definitions.
9025 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9027 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9028 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9029 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9031 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9032 Joey Ye <joey.ye@intel.com>
9035 * cfgexpand.c (expand_stack_alignment): Don't update stack
9036 boundary nor check incoming stack boundary here.
9037 (gimple_expand_cfg): Update stack boundary and check incoming
9038 stack boundary here.
9040 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9042 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9044 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9046 PR rtl-optimization/38245
9047 * calls.c (expand_call): Add stack arguments to
9048 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9049 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9050 in regs and partially in memory or BLKmode arguments.
9051 (emit_library_call_value_1): Add stack arguments to
9052 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9053 ACCUMULATE_OUTGOING_ARGS).
9054 * dce.c: Include tm_p.h.
9055 (find_call_stack_args): New function.
9056 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9058 (mark_insn): Call find_call_stack_args for CALL_Ps.
9059 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9060 forwards. Allocate and free arg_stores bitmap if needed, pass it
9061 down to deletable_insn_p, don't mark stores set in arg_stores
9062 bitmap, clear the bitmap at the beginning of each bb.
9063 * Makefile.in (dce.o): Depend on $(TM_P_H).
9065 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9068 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9069 to make sure the insn is a conditional test (bug 22599). Reformat a
9072 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9075 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9076 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9077 (gloog): Do not call cleanup_tree_cfg.
9078 (graphite_transform_loops): Call cleanup_tree_cfg after all
9079 scops have been code generated.
9081 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9082 * doc/gty.texi (Invoking the garbage collector): Added new node
9083 and section documenting ggc_collect.
9085 2009-01-14 Richard Guenther <rguenther@suse.de>
9087 PR tree-optimization/38826
9089 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9090 initialization notes only if we actually emitted a warning.
9091 (intra_create_variable_infos): Add constraints for a result decl
9092 that is passed by hidden reference.
9093 (build_pred_graph): Mark all related variables non-direct on
9096 2009-01-14 Nick Clifton <nickc@redhat.com>
9098 * ira-conflicts.c: Include addresses.h for the definition of
9100 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9101 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9103 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9106 * Makefile.in (ira-lives.o): Add except.h.
9108 * ira-lives.c: Include except.h.
9109 (process_bb_node_lives): Process can_throw_internal.
9111 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9113 PR rtl-optimization/38774
9114 * combine.c (simplify_set): When undoing cc_use change, don't do
9115 PUT_CODE on the newly created comparison, but instead put back the
9118 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9120 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9121 values. Remove duplicate arm8 entry.
9123 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9125 PR tree-optimization/38786
9126 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9127 the SSA_NAME case of expand_scalar_variables_expr.
9128 Set the type of an expression to the type of its assign statement.
9129 (expand_scalar_variables_expr): Also gather the scalar computation
9130 used to index the memory access. Do not pass loop_p.
9131 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9132 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9133 the gimple_stmt_iterator where it inserts new code.
9135 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9136 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9138 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9140 * graphite.h (debug_value): Removed.
9141 * graphite.c (debug_value): Removed.
9143 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9145 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9146 ldrd/strd with two 32-bit instructions.
9148 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9150 * config/arm/arm.c (struct processors): Pass for speed down into
9151 cost helper functions.
9152 (const_ok_for_op): Handle COMPARE and inequality nodes.
9153 (arm_rtx_costs_1): Rewrite.
9154 (arm_size_rtx_costs): Update prototype.
9155 (arm_rtx_costs): Pass speed down to helper functions.
9156 (arm_slowmul_rtx_costs): Rework cost calculations.
9157 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9158 (arm_9e_rtx_costs): Likewise.
9160 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9162 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9163 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9164 (alpha_legitimize_address): Do not split local symbols wider than
9165 UNITS_PER_WORD into HIGH/LO_SUM parts.
9167 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9170 * gcc.c (process_command): Replace call to execvp with calls
9171 to pex_one and exit.
9173 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9176 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9177 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9178 variant for devices with 3-byte PC.
9179 (__tablejump_elpm__): New.
9181 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9184 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9185 offsetof member-designator, handle it as `[0].'.
9187 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9189 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9190 function when not using named sections on targets with named sections
9191 if branch distance is less than 262132.
9193 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9195 * combine.c (combine_instructions): Recompute
9196 optimize_this_for_speed_p for each BB in the main combine loop.
9198 2009-01-12 Tomas Bily <tbily@suse.cz>
9201 * tree-loop-distribution.c (prop_phis): New function.
9202 (generate_builtin): Call prop_phis.
9203 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9205 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9207 PR tree-optimization/38807
9208 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9209 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9211 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9213 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9214 subreg of op0 to the original op0.
9216 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9218 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9220 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9223 * mips-tfile.c (parse_def): Fix parsing of def strings
9224 starting with digits.
9226 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9229 * config/arm/arm.c (arm_is_long_call_p): Don't call
9230 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9232 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9234 * regrename.c (regrename_optimize): Fix dumping.
9235 (find_oldest_value_reg): Preserve REG_POINTER.
9236 (copy_hardreg_forward_1): Likewise.
9238 2009-01-09 Diego Novillo <dnovillo@google.com>
9240 * gimple.h (struct gimple_statement_base) <uid>: Document
9241 the restrictions on its use.
9243 (gimple_set_uid): Tidy.
9245 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9247 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9248 zero guard even if align_bytes != 0 and count is smaller than
9251 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9253 PR rtl-optimization/38495
9254 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9255 (add_range_and_copies_from_move_list): Print all added ranges.
9256 Add ranges to memory optimized destination.
9258 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9262 * config/i386/i386.c (override_options): Reject
9263 -mstringop-strategy=rep_8byte with -m32.
9264 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9265 to 1. Do count comparison against epilogue_size_needed at compile
9266 time even when count_exp was constant forced into register. For
9267 size_needed don't jump to epilogue, instead just avoid aligning
9268 and invoke the body algorithm. If need_zero_guard, add zero guard
9269 even if count is non-zero, but smaller than size_needed + number of
9270 bytes that could be stored for alignment.
9271 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9272 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9273 but smaller than size_needed + number of bytes that could be stored
9274 for alignment. Compare size_needed with epilogue_size_needed instead
9275 of desired_align - align, don't adjust size_needed, pass
9276 epilogue_size_needed to the epilogue expanders.
9279 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9281 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9283 * pa.c (last_address): Change to unsigned.
9284 (update_total_code_bytes): Change argument to unsigned. Don't
9285 check if insn addresses are set.
9286 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9287 addresses are not set.
9288 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9290 2009-01-09 Nick Clifton <nickc@redhat.com>
9292 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9293 DECL_DECLARED_INLINE_P.
9295 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9298 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9299 GET_MODE (op0) in operand_subword_force calls.
9302 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9303 fold_convert arg0 operands to TREE_TYPE (op0) first.
9305 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9307 * params.def (ira-max-conflict-table-size): Decrease default value
9310 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9312 PR tree-optimization/37031
9313 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9315 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9316 allocate it using gc instead of heap, use VEC_quick_push instead of
9318 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9319 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9320 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9321 allocated vector from heap allocated.
9322 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9323 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9324 vector only after perfect_loop_nest_depth call.
9326 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9327 Jan Sjodin <jan.sjodin@amd.com>
9329 PR tree-optimization/38559
9330 * graphite.c (debug_value, copy_constraint,
9331 swap_constraint_variables, scale_constraint_variable, ): New.
9332 (get_lower_bound, get_upper_bound): Removed.
9333 (graphite_trans_bb_strip_mine): Clean up this code that works
9334 only for constant number of iterations. Fully copy upper and
9335 lower bound constraints, not only the constant part of them.
9336 * graphite.h (debug_value): Declared.
9338 2009-01-08 Ira Rosen <irar@il.ibm.com>
9340 PR tree-optimization/37194
9341 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9342 Don't add the cost of cost model guard in prologue to scalar
9343 outside cost in case of known number of iterations.
9345 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9346 Alan Modra <amodra@bigpond.net.au>
9348 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9349 non-word-aligned REG+CONST addressing.
9351 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9354 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9355 free_after_compilation when outputting a thunk.
9356 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9357 Do not call free_after_compilation here.
9359 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9361 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9362 (ix86_valid_target_attribute_inner_p): Ditto.
9364 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9366 PR tree-optimization/38492
9367 PR tree-optimization/38498
9368 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9369 * tree-chrec.h (scev_is_linear_expression): Declared.
9370 * graphite.c (graphite_cannot_represent_loop_niter): New.
9371 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9372 (graphite_loop_normal_form): Use gcc_assert.
9373 (scan_tree_for_params): Use CASE_CONVERT.
9374 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9375 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9376 Use gcc_assert. Discard scops that contain unhandled cases.
9377 (build_scop_conditions): Return a boolean status for unhandled cases.
9378 (strip_mine_profitable_p): Print the loop number, not its depth.
9379 (is_interchange_valid): Pass the depth of the loop nest, don't
9380 recompute it wrongly.
9381 (graphite_trans_bb_block): Same.
9382 (graphite_trans_bb_block): Print tentative of loop blocking.
9383 (graphite_trans_scop_block): Do not print that the loop has been
9385 (graphite_transform_loops): Do not handle scops that contain condition
9388 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9390 AVX Programming Reference (December, 2008)
9391 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9392 (_mm256_stream_pd): Likewise.
9393 (_mm256_stream_ps): Likewise.
9395 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9396 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9397 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9398 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9399 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9400 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9401 (ix86_expand_special_args_builtin): Likewise.
9403 * config/i386/sse.md (AVXMODEDI): New.
9404 (avx_movnt<mode>): Likewise.
9405 (avx_movnt<mode>): Likewise.
9406 (<sse>_movnt<mode>): Remove AVX support.
9407 (sse2_movntv2di): Likewise.
9409 2009-01-07 Richard Guenther <rguenther@suse.de>
9412 * fold-const.c (extract_muldiv): Remove obsolete comment.
9413 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9414 to PLUS_EXPR canonicalization for the canonicalization.
9416 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9418 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9419 hosted cross-compilers generating less efficient code.
9421 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9423 * function.h (rtl_data): Add a dbr_scheduled_p field.
9424 * reorg.c (dbr_schedule): Set it.
9425 (gate_handle_delay_slots): Check it.
9426 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9427 (mips_reorg): Check flag_delayed_branch instead of
9428 mips_base_delayed_branch.
9429 (mips_override_options): Don't set mips_base_delayed_branch
9430 or flag_delayed_branch.
9432 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9434 PR rtl-optimization/38426.
9435 * ira.c (ira): Set current_function_is_leaf earlier.
9437 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9439 PR rtl-optimization/38722
9440 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9441 too early, only set a flag and modify after last possible
9444 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9447 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9448 * real.c (decimal_single_format): Correct values of emin and emax.
9449 (decimal_double_format): Ditto.
9450 (decimal_quad_format): Ditto.
9451 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9452 computation of DECnn_MIN and DECnn_MAX for corrected values of
9453 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9454 __DECnn_MIN__, and adjust its computation for the corrected value
9457 2009-01-06 Jan Hubicka <jh@suse.cz>
9460 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9462 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9464 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9465 Add Robert Clark to the list of testers.
9467 2009-01-06 Jan Hubicka <jh@suse.cz>
9468 Kai Tietz <kai.tietz@onevision.com>
9470 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9471 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9473 2009-01-06 Jan Hubicka <jh@suse.cz>
9474 Kai Tietz <kai.tietz@onevision.com>
9476 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9478 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9479 (ix86_nsaved_regs): Count only general purpose regs.
9480 (ix86_nsaved_sseregs): New.
9481 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9482 to 16 for w64; compute padding and size of sse reg save area.
9483 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9484 general purpose regs.
9485 (ix86_emit_save_sse_regs_using_mov): New.
9486 (ix86_expand_prologue): Save SSE regs if needed.
9487 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9488 (ix86_emit_restore_sse_regs_using_mov): New.
9489 (ix86_expand_epilogue): Save SSE regs if needed.
9491 2009-01-06 Jan Hubicka <jh@suse.cz>
9492 Kai Tietz <kai.tietz@onevision.com>
9494 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9495 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9496 functions when accumulate outgoing args is off.
9498 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9501 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9502 before using pseudos_have_intersected_live_ranges_p.
9504 * ira-int.h (ira_assert): Always define.
9506 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9508 AVX Programming Reference (December, 2008)
9509 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9510 (_mm256_permute2_pd): Likewise.
9511 (_mm_permute2_ps): Likewise.
9512 (_mm256_permute2_ps): Likewise.
9513 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9514 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9516 * config/i386/i386.c (ix86_builtins): Remove
9517 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9518 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9519 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9520 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9521 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9522 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9523 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9524 __builtin_ia32_vpermil2ps256.
9525 (ix86_init_mmx_sse_builtins): Updated.
9526 (ix86_expand_args_builtin): Likewise.
9528 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9530 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9531 long absolute calls when generating PA 2.0 code.
9533 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9535 PR rtl-optimization/38583
9536 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9538 * params.def (ira-max-conflict-table-size): New.
9540 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9542 * ira.h (ira_conflicts_p): New external definition.
9544 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9545 table. Report this. Return result of building.
9546 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9547 building conflict table.
9549 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9550 (ira_color): Use ira_conflicts_p.
9552 * global.c: Include ira.h.
9553 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9556 * Makefile.in (global.o): Add ira.h.
9558 * ira-build.c (mark_all_loops_for_removal,
9559 propagate_some_info_from_allocno): New.
9560 (remove_unnecessary_allocnos): Call
9561 propagate_some_info_from_allocno.
9562 (remove_low_level_allocnos): New.
9563 (remove_unnecessary_regions): Add parameter. Call
9564 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9565 parameter to remove_unnecessary_regions.
9566 (ira_build): Remove all regions but root if the conflict table was
9567 not built. Update conflict hard regs for allocnos crossing calls.
9569 * ira.c (ira_conflicts_p): New global.
9570 (ira): Define and use ira_conflicts_p.
9572 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9573 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9574 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9576 2009-01-06 Ben Elliston <bje@au.ibm.com>
9578 * gengtype-lex.l (YY_NO_INPUT): Define.
9580 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9583 * c-common.c (handle_vector_size_attribute): Also reject
9586 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9588 PR tree-optimization/38492
9589 * graphite.c (rename_map_elt, debug_rename_elt,
9590 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9591 rename_map_elt_info, eq_rename_map_elts,
9592 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9593 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9594 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9595 (sese_build_livein_liveouts): New.
9596 (new_sese, free_sese): New.
9597 (new_scop): Call new_sese.
9598 (free_scop): Call free_sese.
9599 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9600 (register_old_new_names): Renamed register_old_and_new_names.
9601 (register_scop_liveout_renames, add_loop_exit_phis,
9602 insert_loop_close_phis, struct igp,
9603 default_liveout_before_guard, add_guard_exit_phis,
9604 insert_guard_phis, copy_renames): New.
9605 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9606 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9607 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9608 (scop_adjust_phis_for_liveouts): New.
9609 (gloog): Call scop_adjust_phis_for_liveouts.
9611 * graphite.h (struct sese): Documented. Added fields liveout,
9613 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9614 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9615 (struct scop): Added field liveout_renames.
9616 (SCOP_LIVEOUT_RENAMES): New.
9618 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9620 PR tree-optimization/38510
9621 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9622 (translate_clast): Call recompute_all_dominators before
9624 (gloog): Call recompute_all_dominators before graphite_verify.
9626 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9627 Jan Sjodin <jan.sjodin@amd.com>
9629 PR tree-optimization/38500
9630 * graphite.c (create_sese_edges): Call fix_loop_structure after
9633 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9635 * config.gcc: Add m32r*-*-rtems*.
9636 * config/m32r/rtems.h: New file.
9638 2009-01-05 Ben Elliston <bje@au.ibm.com>
9640 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9641 (.po.pox): Likewise.
9642 (po/gcc.pot): Likewise.
9644 2009-01-04 David S. Miller <davem@davemloft.net>
9646 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9647 (STARTING_FRAME_OFFSET): Always set to zero.
9649 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9651 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9652 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9653 fixed-point types, and vectors of the same.
9655 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9657 * config/mips/sync.md (*mb_barrier): Rename to...
9658 (*memory_barrier): ...this.
9660 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9662 * doc/extend.texi (Function Attributes): Move @cindex after @item
9663 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9664 and put in alphabetical order. Fix 'target' name and put in order.
9665 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9668 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9670 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9671 (memory_barrier): Expand as unspec instead of unspec_volatile.
9672 Remove mem:BLK from insn operands. Use Pmode scratch register.
9673 (*memory_barrier): Define as unspec instead of unspec_volatile.
9674 Use (match_dup 0) as input operand.
9676 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9677 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9678 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9679 scratch register. Remove operand 1.
9680 (*stbar): Define as unspec instead of unspec_volatile.
9681 Use (match_dup 0) as input operand, remove (const_int 8).
9682 (*membar): Define as unspec instead of unspec_volatile.
9683 Use (match_dup 0) as input operand, remove input operand 2.
9685 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9686 (memory_barrier): Expand as unspec instead of unspec_volatile.
9687 Remove mem:BLK from insn operands. Use Pmode scratch register.
9688 (*memory_barrier): Define as unspec instead of unspec_volatile.
9689 Use (match_dup 0) as input operand.
9691 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9692 Remove mem:BLK from insn operands. Use Pmode scratch register.
9693 Set volatile flag on operand 0.
9694 (*memory_barrier): New insn pattern.
9696 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9698 (*memory_barrier): Use (match_dup 0) as input operand.
9700 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9701 Remove mem:BLK from insn operands. Use Pmode scratch register.
9702 Set volatile flag on operand 0.
9703 (*mb_internal): New insn pattern.
9705 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9707 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9710 * function.c (struct temp_slot): Move to the section of the file
9711 that deals with temp slots. Remove field 'address'.
9712 (temp_slot_address_table): New hash table of address -> temp slot.
9713 (struct temp_slot_address_entry): New struct, items for the table.
9714 (temp_slot_address_compute_hash, temp_slot_address_hash,
9715 temp_slot_address_eq, insert_temp_slot_address): Support functions
9717 (find_temp_slot_from_address): Rewrite to use the new hash table.
9718 (remove_unused_temp_slot_addresses): Remove addresses of temp
9719 slots that have been made available.
9720 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9721 worker function for remove_unused_temp_slot_addresses.
9722 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9723 Add the temp slot address to the address -> temp slot map.
9724 (update_temp_slot_address): Update via insert_temp_slot_address.
9725 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9726 (pop_temp_slots): Likewise.
9727 (init_temp_slots): Allocate the address -> temp slot map, or empty
9728 the map if it is already allocated.
9729 (prepare_function_start): Initialize temp slot processing.
9731 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9734 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9735 Calculate the size of all stack vars assuming no packing of stack
9736 vars will happen, replacing a quadratic algorithm with a linear one.
9738 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9741 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9744 2009-01-03 Diego Novillo <dnovillo@google.com>
9746 * doc/contrib.texi: Update contributions.
9748 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9751 * builtins.c (fold_builtin_memory_op): Give up if either operand
9752 is volatile. Set srctype or desttype to non-qualified version
9756 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9759 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9761 PR rtl-optimization/35805
9762 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9763 problem if fast dce is able to remove any instructions.
9764 * dce.c (dce_process_block): Fix dump message.
9766 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9769 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9771 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9774 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9775 * tree-pretty-print.c (op_code_prio): New function.
9776 (op_prio): No longer static. Use op_code_prio.
9777 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9778 Use op_prio and op_code_prio to determine if () should be
9779 printed around operand(s) or not.
9781 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9782 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9783 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9784 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9785 pp_character instead of pp_string for single letter printing.
9787 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9789 * doc/extend.texi: Fix '#pragma GCC option' typo.
9791 2009-01-02 Richard Guenther <rguenther@suse.de>
9793 * doc/install.texi (--enable-checking): Mention different
9795 (--enable-stage1-checking): Document.
9797 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9800 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9801 case to be an error.
9803 2009-01-02 Ben Elliston <bje@au.ibm.com>
9805 * config/fp-bit.h (pack_d): Constify argument.
9806 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9807 (isnan): Constify argument.
9811 (_fpadd_parts): Constify return type.
9812 (_fpmul_parts): Likewise.
9813 (_fpdiv_parts): Likewise.
9815 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9818 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9819 warn about overwriting initializer with side-effects or
9820 -Woverride-init if !IMPLICIT.
9821 (output_init_element): Likewise. Pass IMPLICIT down to
9823 (process_init_element): Add IMPLICIT argument. Pass it down
9824 to output_init_element.
9825 (push_init_element, pop_init_level, set_designator): Adjust
9826 process_init_element callers.
9827 (set_nonincremental_init, set_nonincremental_init_from_string):
9828 Adjust add_pending_init callers.
9829 (output_pending_init_elements): Adjust output_init_element callers.
9830 * c-tree.h (process_init_element): Adjust prototype.
9831 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9832 process_init_element callers.
9835 Copyright (C) 2009 Free Software Foundation, Inc.
9837 Copying and distribution of this file, with or without modification,
9838 are permitted in any medium without royalty provided the copyright
9839 notice and this notice are preserved.