1 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
3 * Makefile.in (dce.o): Add $(EXCEPT_H).
4 * dce.c: Include except.h and delete redundant vector definitions.
5 (deletable_insn_p): Return false for non-call insns that can throw
8 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10 * gcse.c (ae_gen): Remove.
11 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
12 and make non-static function to make it available in store-motion.c.
13 Update call sites with search-and-replace.
14 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15 extract_mentioned_regs, extract_mentioned_regs_helper,
16 find_moveable_store, compute_store_table, load_kills_store, find_loads,
17 store_killed_in_insn, store_killed_after, store_killed_before,
18 build_store_vectors, insert_insn_start_basic_block, insert-store,
19 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22 * store-motion.c: ...new file. Also copy data structures from gcse.c
23 and clean up to remove parts not used by store motion.
24 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
25 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
27 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
31 when optimizing for size.
33 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
35 * gcse.c (gcse_constant_p): Fix typo in last change.
37 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
39 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
41 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
43 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
45 2009-04-29 James E. Wilson <wilson@codesourcery.com>
47 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
48 CONST_HIGH_PART result.
50 2009-04-29 Anatoly Sokolov <aesok@post.ru>
52 * config/avr/avr.c (initial_elimination_offset): Rename to
53 avr_initial_elimination_offset.
54 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
55 change return type to bool.
56 (avr_can_eliminate): New function.
57 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
58 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
59 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
60 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
61 avr_initial_elimination_offset.
62 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
63 (avr_initial_elimination_offset): Define.
65 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
66 Steven Bosscher <steven@gcc.gnu.org>
68 PR rtl-optimization/39938
69 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
70 * cfgrtl.c: Include insn-attr.h.
71 (rest_of_pass_free_cfg): New function.
72 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
73 * resource.c (init_resource_info): Remove call to df_analyze.
75 2009-04-29 Richard Guenther <rguenther@suse.de>
78 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
79 allow conversion to signed integers.
81 2009-04-29 Richard Guenther <rguenther@suse.de>
83 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
84 shifts of floating point vectors if the shift amount is
85 a constant multiple of the element size.
87 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
88 Michael Matz <matz@suse.de>
92 * tree-outof-ssa.c (emit_partition_copy): New function.
93 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
94 insert_part_to_rtx_on_edge): Perform the partition base var
95 copy using emit_partition_copy.
96 (insert_value_copy_on_edge): Convert constants to the right mode.
97 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
98 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
100 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
102 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
103 scan backwards to try to find a constant to initialize it.
105 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
106 insn before the loop_end instruction, don't look past labels.
108 2009-04-29 Richard Guenther <rguenther@suse.de>
111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
112 loose type conversions.
113 (forward_propagate_addr_expr): Fix tuplification bug. Remove
114 stmts only if there are no uses of its definition.
116 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
118 * config/bfin/bfin.h (splitting_loops): Declare.
119 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
120 Reorder bit definitions to be ascending.
121 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
122 * config/bfin/bfin.c (splitting_loops): New variable.
123 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
124 (struct loop_info): Remove members INIT and LOOP_INIT.
125 (bfin_optimize_loop): Don't set them. Reorder the code that generates
126 the LSETUP sequence. Allow LC to be loaded from any register, but also
127 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
128 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
130 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
133 * config/bfin/bfin.md (movsi_insn): Refine constraints.
135 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
137 * Makefile.in (PLUGIN_VERSION_H): New.
138 (OBJS-common): Remove plugin-version.o.
139 (plugin.o): Depend on (PLUGIN_VERSION_H).
140 (plugin-version.o): Remove.
141 * configure: Regenerate
142 * configure.ac: Create plugin-version.h.
143 * gcc-plugin.h (plugin_gcc_version): Remove.
144 (plugin_default_version_check): Change signature.
145 * plugin-version.c: Remove.
146 * plugin.c: Include plugin-version.h.
147 (str_plugin_gcc_version_name): Remove.
148 (try_init_one_plugin): Pass gcc version to plugin_init.
149 (plugin_default_version_check): Both gcc and plugin versions are now
152 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
154 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
155 problematic last insns. Test for TYPE_CALL rather than CALL_P.
156 Remove special case testing for last insn of inner loops. Don't fail if
157 the loop ends with a jump, emit an extra nop instead.
159 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
160 DREGS rather than comparing directly. Remove code that tries to
161 account for latencies.
163 2009-04-29 Richard Guenther <rguenther@suse.de>
165 PR tree-optimization/39941
166 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
167 eliminating an indirect call.
169 2009-04-29 Richard Guenther <rguenther@suse.de>
171 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
172 parameter. Allow invariants as base if !require_lvalue.
173 (verify_gimple_assign_single): Adjust.
175 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
177 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
178 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
179 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
180 ssaddhi3_parts and sssubhi3_parts.
181 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
183 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
186 2009-04-28 Richard Guenther <rguenther@suse.de>
188 * tree-vect-loop.c (get_initial_def_for_induction): Use
189 correct types for pointer increment.
191 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
193 * toplev.c (print_version): Update GMP version string calculation.
195 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
197 PR rtl-optimization/39938
198 * resource.c (init_resource_info): Add call to df_analyze.
200 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
202 * config/alpha/alpha.md (usegp): Cast the result of
203 alpha_find_lo_sum_using_gp to enum attr_usegp.
204 * config/alpha/alpha.c (override_options): Remove end-of-structure
205 marker element from cpu_table. Use array size of cpu_table to handle
206 -mcpu and -mtune options.
207 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
209 2009-04-28 Joseph Myers <joseph@codesourcery.com>
211 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
212 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
214 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
216 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
217 * config/rs6000/option-defaults.h: ... here. New file.
218 (OPT_64, OPT_32): Define.
219 (MASK_64BIT): Define to 0 if not already defined.
220 (OPT_ARCH64, OPT_ARCH32): Define.
221 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
224 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
226 * config/arm/arm.c (arm_override_options): Emit error on using
229 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
231 PR rtl-optimization/39914
232 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
233 registers for allocnos created from user-defined variables only
236 2009-04-28 Richard Guenther <rguenther@suse.de>
239 * fold-const.c (fold_binary): Use distribute_real_division only
242 2009-04-28 Steve Ellcey <sje@cup.hp.com>
244 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
245 add hpux-stdint.h to tm_file.
246 (hppa[12]*-*-hpux11*): Ditto.
247 (ia64*-*-hpux*): Ditto.
248 * config/hpux-stdint.h: New.
249 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
250 __STDC_EXT__ for all compiles.
251 * config/pa/pa-hpux.h: Ditto.
252 * config/pa/pa-hpux10.h: Ditto.
253 * config/pa/pa-hpux11.h: Ditto.
255 2009-04-28 Catherine Moore <clm@codesourcery.com>
257 * debug.h (set_name): Add comment.
259 2009-04-28 Andrew Pinski <pinskia@gmail.com>
262 * config/darwin.c (machopic_gen_offset): Check
263 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
264 * config/arm/arm.c (require_pic_register): Likewise.
266 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
268 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
269 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
270 m32c_promote_prototypes): Delete.
272 2009-04-28 Michael Matz <matz@suse.de>
275 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
278 2009-04-28 Richard Guenther <rguenther@suse.de>
280 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
282 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
284 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
285 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
286 * config/arm/arm-tune.md: Regenerate.
288 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
290 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
291 block if there are complex incoming edges.
292 (sel_merge_blocks): Remove useless assert.
293 (sel_redirect_edge_and_branch): Check that edge was redirected.
294 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
295 (sel_find_rgns): Delete declaration.
296 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
297 the region when it is not a preheader.
299 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
302 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
304 2009-04-28 Richard Guenther <rguenther@suse.de>
306 * tree.h (SSA_NAME_VALUE): Remove.
307 (struct tree_ssa_name): Remove value_handle member.
308 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
309 array for jump threading.
310 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
312 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
313 * tree-flow.h (threadedge_initialize_values): Declare.
314 (threadedge_finalize_values): Likewise.
315 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
316 (SSA_NAME_VALUE): Define.
317 (threadedge_initialize_values): New function.
318 (threadedge_finalize_values): Likewise.
319 * tree-ssa-dom.c (ssa_name_values): New global variable.
320 (SSA_NAME_VALUE): Define.
321 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
323 2009-04-28 Ira Rosen <irar@il.ibm.com>
325 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
326 Use REPORT_VECTORIZED_LOCATIONS instead
327 REPORT_VECTORIZED_LOOPS.
328 * tree-vectorizer.c (vect_verbosity_level): Make static.
329 (vect_loop_location): Rename to vect_location.
330 (vect_set_verbosity_level): Update comment.
331 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
333 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
334 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
335 instead REPORT_UNVECTORIZED_LOOPS.
336 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
337 vect_loop_def to vect_external_def and vect_internal_def.
338 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
339 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
340 REPORT_UNVECTORIZED_LOCATIONS.
341 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
342 and vect_used_in_loop and to vect_unused_in_scope and
344 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
345 (vect_verbosity_level): Remove declaration.
346 (vect_analyze_operations): Likewise.
347 (vect_analyze_stmt): Declare.
348 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
349 REPORT_UNVECTORIZED_LOCATIONS.
350 (vect_get_loop_niters): Fix indentation.
351 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
352 (vect_analyze_loop_operations): New function.
353 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
354 vect_analyze_operations.
355 (vect_is_simple_reduction): Use new names.
356 (vectorizable_live_operation, vect_transform_loop): Likewise.
357 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
358 specify whether the data references can be a part of interleaving chain.
359 (vect_analyze_data_ref_dependence): Use new names.
360 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
361 (vect_create_addr_base_for_vector_ref): Remove redundant code.
362 * tree-vect-patterns.c (widened_name_p): Use new names.
363 (vect_recog_dot_prod_pattern): Likewise.
364 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
365 (process_use, vect_mark_stmts_to_be_vectorized,
366 vect_model_simple_cost, vect_model_store_cost,
367 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
368 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
369 vectorizable_operation, vectorizable_type_demotion,
370 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
371 vectorizable_condition): Likewise.
372 (vect_analyze_operations): Split into vect_analyze_loop_operations
374 (vect_analyze_stmt): ... new function.
375 (new_stmt_vec_info): Use new names.
376 (vect_is_simple_use): Use new names and fix comment.
377 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
378 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
380 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
384 and integer modes for x87 operands. Do not ICE for unsupported size,
385 generate error instead. Generate error for unsupported operand types.
386 ['z']: Do not handle HImode memory operands specially. Warning
387 for floating-point operands. Fallthru to 'Z' for unsupported operand
388 types. Do not ICE for unsupported size, generate error instead.
389 (output_387_binary_op): Use %Z to output operands.
390 (output_fp_compare): Ditto.
391 (output_387_reg_move): Ditto.
393 2009-04-28 Ben Elliston <bje@au.ibm.com>
398 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
400 * builtins.c (c_strlen): Do not warn here.
401 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
402 * c-common.c (pointer_int_sum): Take an explicit location.
403 Warn about offsets out of bounds.
404 * c-common.h (pointer_int_sum): Adjust declaration.
406 2009-04-27 Ian Lance Taylor <iant@google.com>
408 * collect2.c (is_ctor_dtor): Change type of ret field in struct
410 * dce.c (run_fast_df_dce): Change type of old_flags to int.
411 * df-core.c (df_set_flags): Change return type to int. Change
412 type of old_flags to int.
413 (df_clear_flags): Likewise.
414 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
415 (df_get_conditional_uses): Likewise.
416 * df.h (df_set_flags, df_clear_flags): Update declarations.
417 * dwarf2out.c (struct indirect_string_node): Change type of form
418 field to enum dwarf_form.
419 (AT_string_form): Change return type to enum dwarf_form.
420 * fixed-value.c (fixed_compare): Add cast to enum type.
421 * fwprop.c (update_df): Change 0 to VOIDmode.
422 * gensupport.c: Change 0 to UNKNOWN.
423 * gimple.h (gimple_cond_code): Add cast to enum type.
424 * haifa-sched.c (reemit_notes): Add cast to enum type.
425 * hooks.c (hook_int_void_no_regs): Remove function.
426 * hooks.h (hook_int_void_no_regs): Remove declaration.
427 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
428 * predict.c (combine_predictions_for_insn): Add casts to enum type.
429 * real.c (real_arithmetic): Add cast to enum type.
430 (real_compare): Likewise.
431 * target.h (struct gcc_target): Change return type of
432 branch_target_register_class to enum reg_class.
433 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
434 default_branch_target_register_class.
435 * targhooks.c (default_branch_target_register_class): New function.
436 * targhooks.h (default_branch_target_register_class): Declare.
437 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
438 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
440 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
442 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
443 vect_uninitialized_def. Change 0 to ERROR_MARK.
444 * tree-vect-stmts.c (supportable_widening_operation): Don't
445 initialize icode1 and icode2.
446 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
447 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
449 (cmn_err_flag_specs): Change 0 to STD_C89.
450 (cmn_err_char_table): Likewise.
451 * config/arm/arm.c (get_arm_condition_code): Change type of code
452 to enum arm_cond_code.
453 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
454 (IWMMXT_BUILTIN2): Likewise.
455 (neon_builtin_type_bits): Don't define typedef.
456 (neon_builtin_datum): Change type of bits field to int.
457 (arm_expand_neon_args): Add cast to enum type.
458 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
460 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
462 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
464 * config/mips/mips.md (jal_macro): Return enum constant.
465 (single_insn): Likewise.
466 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
468 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
470 * config/s390/s390.c (s390_tune_flags): Change type to int.
471 (s390_arch_flags): Likewise.
472 (s390_handle_arch_option): Change flags field of struct pta to int.
473 * config/s390/s390.h (s390_tune_flags): Update declaration.
474 (s390_arch_flags): Likewise.
475 * config/sh/sh.c (prepare_move_operands): Compare
476 tls_symbolic_operand result with enum constant.
477 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
478 (sh_expand_prologue): Add cast to enum type.
479 (sh_expand_epilogue): Likewise.
480 (tls_symbolic_operand): Change return type to enum tls_model.
481 (fpscr_set_from_mem): Add cast to enum type.
482 (legitimize_pic_address): Compare tls_symbolic_operand result with
484 (sh_target_reg_class): Change return type to enum reg_class.
485 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
487 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
488 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
489 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
490 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
491 (delayed_branch, tls_call_delay): Likewise.
492 (eligible_for_sibcall_delay): Likewise.
493 (eligible_for_return_delay): Likewise.
494 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
495 (spu_expand_builtin_1): Likewise.
497 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
498 for all types of conversions.
499 (output_init_element): Issue -Wc++-compat warning if needed when
500 initializing a bitfield with enum type.
501 * c-parser.c (c_parser_expression): Set original_type to
502 original_type of right hand operand of comman operator.
504 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
506 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
508 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
509 * doc/cpp.texi (Standard Predefined Macros)
510 (Implementation-defined behavior): Likewise.
511 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
512 * doc/gimple.texi (GIMPLE Exception Handling)
513 (@code{GIMPLE_ASSIGN}): Likewise.
514 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
515 * doc/invoke.texi (Warning Options, Optimize Options)
516 (AVR Options, Darwin Options): Likewise.
517 (Optimize Options): Reformulate -fwhole-program description.
518 * doc/loop.texi (Lambda): Likewise.
519 * doc/md.texi (Output Template, Define Constraints)
520 (Standard Names, Insn Splitting): Likewise.
521 * doc/options.texi (Option properties): Likewise.
522 * doc/passes.texi (Tree-SSA passes): Likewise.
523 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
524 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
525 (File Names and DBX): Likewise.
526 * doc/trouble.texi (Incompatibilities): Likewise.
528 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
530 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
531 instruction is correct.
533 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
535 Allow non-constant arguments to conversion intrinsics.
536 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
537 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
538 * spu.c (print_operand): Handle 'v' and 'w'.
539 (exp2_immediate_p, spu_gen_exp2): Define.
540 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
541 spu_convtf_1): Update parameter descriptions.
542 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
543 * constraints.md ('v', 'w'): New.
544 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
546 (i2f, I2F): New define_mode_attr.
547 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
548 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
549 fixuns_truncv4sfv4si2): Update to use mode attribute.
550 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
551 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
552 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
553 patterns for combine.
555 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
557 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
558 (cprop, hoist, pre, store_motion): New debug counters.
559 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
560 is not an RTL pass anymore.
561 (pass_profiling): Remove extern decl for pass removed in 2005.
562 (pass_gcse, pass_jump_bypass): Remove.
563 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
564 to 0 for clean state.
565 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
566 * cse.c (gate_handle_cse_after_global_opts,
567 rest_of_handle_cse_after_global_opts): New functions.
568 (pass_cse_after_global_opts): New pass, does local CSE.
569 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
570 (TV_CPROP): New timevar.
571 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
572 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
573 (gcse_main, recompute_all_luids): Remove.
574 (compute_hash_table_work): Call max_reg_num instead of reading
576 (cprop_jump): Don't set run_jump_opt_after_gcse.
577 (constprop_register): Always allow to alter jumps.
578 (cprop_insn): Likewise.
579 (do_local_cprop): Likewise.
580 (local_cprop_pass): Likewise. Return non-zero if something changed.
581 (cprop): Remove function, fold interesting bits into one_cprop_pass.
582 (find_implicit_sets): Add note about missed optimization opportunity.
583 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
584 pass_rtl_cprop execute function.
585 Don't bother tracking the pass number, each pass gets its own dumpfile
587 Always allow to alter jumpsand bypass jumps.
588 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
589 will just find no suitable set.
590 (pre_edge_insert): Fix dumping, this function is for PRE only.
591 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
592 pass_rtl_pre execute function.
593 (hoist_code): Return non-zero if something changed. Keep track of
594 substitutions and insertions for statistics gathering similar to PRE.
595 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
596 called from the pass_rtl_hoist execute function. Show pass statistics.
597 (compute_store_table): Use max_reg_num directly instead of using the
598 formerly global max_gcse_regno.
599 (build_store_vectors): Likewise.
600 (replace_store_insn): Fix dumping.
601 (store_motion): Rename to ...
602 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
603 pass, called from the pass_rtl_store_motion execute function. Keep
604 track of substitutions and insertions for statistics gathering similar
606 (bypass_jumps): Remove, fold interesting bits into ...
607 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
608 from the pass_rtl_cprop execute function.
609 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
610 pass_jump_bypass): Remove.
611 (gate_handle_gcse, rest_of_handle_gcse): Remove.
612 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
613 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
614 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
615 (gate_rtl_store_motion, execute_rtl_store_motion,
616 pass_rtl_store_motion): New.
617 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
618 make it clear that -fcse-skip-blocks is a no-op for backward compat.
619 * passes.c (init_optimization_passes): Remove pass_gcse and
620 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
621 and cse_after_global_opts in place of pass_gcse. Schedule cprop
622 instead of pass_jump_bypass.
624 2009-04-27 Richard Guenther <rguenther@suse.de>
627 * gimplify.c (gimplify_expr): If we are required to create
628 a temporary make sure it ends up as register.
630 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
633 * config/i386/i386.c (construct_container): Don't call
634 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
635 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
637 2009-04-27 Michael Matz <matz@suse.de>
639 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
640 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
641 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
642 (dump_replaceable_exprs): Take a bitmap.
643 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
645 (expand_gimple_basic_block): Likewise.
646 * tree-ssa-ter.c (struct temp_expr_table_d): Make
647 replaceable_expressions member a bitmap.
648 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
649 (mark_replaceable): Likewise.
650 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
651 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
653 2009-04-27 Richard Guenther <rguenther@suse.de>
655 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
656 (verify_stmts): Dispatch to gimple/type verification code.
657 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
658 issue with call argument types.
660 2009-04-27 Michael Matz <matz@suse.de>
662 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
663 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
666 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
667 Eric Botcazou <ebotcazou@adacore.com>
669 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
670 a label's basic block.
671 (mark_target_live_regs): Tidy and rework obsolete comments.
672 Change back DF problem to LIVE. If a label starts a basic block,
673 assume that all registers that used to be live then still are.
674 (init_resource_info): If a label starts a basic block, set its
675 BLOCK_FOR_INSN accordingly.
676 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
678 2009-04-27 Richard Guenther <rguenther@suse.de>
680 * tree-flow-inline.h (function_ann): Remove.
681 (get_function_ann): Likewise.
682 * tree-dfa.c (create_function_ann): Remove.
683 * tree-flow.h (struct static_var_ann_d): Remove.
684 (struct function_ann_d): Likewise.
685 (union tree_ann_d): Remove fdecl member.
686 (function_ann_t): Remove.
687 (function_ann, get_function_ann, create_function_ann): Remove
690 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
692 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
694 2009-04-27 Jan Hubicka <jh@suse.cz>
696 * ipa-pure-const.c (struct funct_state_d): New fields
697 state_previously_known, looping_previously_known; remove
699 (analyze_function): Use new fields.
700 (propagate): Avoid assumption that state_set_in_source imply
703 * tree-ssa-loop-niter.c (finite_loop_p): New function.
704 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
705 * cfgloop.h (finite_loop_p): Declare.
707 2009-04-26 Michael Matz <matz@suse.de>
709 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
711 2009-04-26 Michael Matz <matz@suse.de>
713 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
714 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
715 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
716 pass_mark_used_blocks): Remove.
717 * tree-optimize.c (pass_free_datastructures,
718 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
719 * passes.c (init_optimization_passes): Don't call
720 pass_mark_used_blocks, remove dead code.
722 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
724 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
725 * tree-ssa-live.h (register_ssa_partition): Likewise.
727 2009-04-26 Michael Matz <matz@suse.de>
730 * builtins.c (fold_builtin_next_arg): Handle SSA names.
731 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
732 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
734 (compare_pairs): Swap cost comparison.
735 (coalesce_ssa_name): Don't use change_partition_var.
736 * tree-nrv.c (struct nrv_data): Add modified member.
737 (finalize_nrv_r): Set it.
738 (tree_nrv): Use it to update statements.
739 (pass_nrv): Require PROP_ssa.
740 * tree-mudflap.c (mf_decl_cache_locals,
741 mf_build_check_statement_for): Use make_rename_temp.
742 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
743 * alias.c (find_base_decl): Handle SSA names.
744 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
745 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
746 * rtl.h (set_reg_attrs_for_parm): Declare.
747 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
748 to "optimized", remove unused locals at finish.
749 (execute_free_datastructures): Make global, call
750 delete_tree_cfg_annotations.
751 (execute_free_cfg_annotations): Don't call
752 delete_tree_cfg_annotations.
754 * ssaexpand.h: New file.
755 * expr.c (toplevel): Include ssaexpand.h.
756 (expand_assignment): Handle SSA names the same as register variables.
757 (expand_expr_real_1): Expand SSA names.
758 * cfgexpand.c (toplevel): Include ssaexpand.h.
759 (SA): New global variable.
760 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
762 (set_rtl): New helper function.
763 (add_stack_var): Deal with SSA names, use set_rtl.
764 (expand_one_stack_var_at): Likewise.
765 (expand_one_stack_var): Deal with SSA names.
766 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
767 before unique numbers.
768 (expand_stack_vars): Use set_rtl.
769 (expand_one_var): Accept SSA names, add asserts for them, feed them
770 to above subroutines.
771 (expand_used_vars): Expand all partitions (without default defs),
772 then only the local decls (ignoring those expanded already).
773 (expand_gimple_cond): Remove edges when jumpif() expands an
775 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
776 or remove abnormal edges. Ignore insns setting the LHS of a TERed
778 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
779 members of SA; deal with PARM_DECL partitions here; expand
780 all PHI nodes, free tree datastructures and SA. Commit instructions
781 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
782 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
783 info and statements at start, collect garbage at finish.
784 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
785 (VAR_ANN_PARTITION) Remove.
786 (change_partition_var): Don't declare.
787 (partition_to_var): Always return SSA names.
788 (var_to_partition): Only accept SSA names.
789 (register_ssa_partition): Only check argument.
790 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
792 (delete_var_map): Don't free it.
793 (var_union): Only accept SSA names, simplify.
794 (partition_view_init): Mark only useful SSA names as used.
795 (partition_view_fini): Only deal with SSA names.
796 (change_partition_var): Remove.
797 (dump_var_map): Use ssa_name instead of partition_to_var member.
798 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
800 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
801 (struct _elim_graph): New member const_dests; nodes member vector of
803 (set_location_for_edge): New static helper.
804 (create_temp): Remove.
805 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
806 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
807 (new_elim_graph): Allocate const_dests member.
808 (clean_elim_graph): Truncate const_dests member.
809 (delete_elim_graph): Free const_dests member.
810 (elim_graph_size): Adapt to new type of nodes member.
811 (elim_graph_add_node): Likewise.
812 (eliminate_name): Likewise.
813 (eliminate_build): Don't take basic block argument, deal only with
814 partition numbers, not variables.
815 (get_temp_reg): New static helper.
816 (elim_create): Use it, deal with RTL temporaries instead of trees.
817 (eliminate_phi): Adjust all calls to new signature.
818 (assign_vars, replace_use_variable, replace_def_variable): Remove.
819 (rewrite_trees): Only do checking.
820 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
821 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
822 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
823 contains_tree_r, MAX_STMTS_IN_LATCH,
824 process_single_block_loop_latch, analyze_edges_for_bb,
825 perform_edge_inserts): Remove.
826 (expand_phi_nodes): New global function.
827 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
828 functions, initialize new parameter, remember partitions having a
830 (finish_out_of_ssa): New global function.
831 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
832 don't reset in_ssa_p here, don't disable TER when mudflap.
833 (pass_del_ssa): Remove.
834 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
836 (execute_free_datastructures): Declare.
837 * Makefile.in (SSAEXPAND_H): New variable.
838 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
839 * basic-block.h (commit_one_edge_insertion): Declare.
840 * passes.c (init_optimization_passes): Move pass_nrv and
841 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
842 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
843 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
844 (redirect_branch_edge): Deal with super block when expanding, split
845 out jump patching itself into ...
846 (patch_jump_insn): ... here, new static helper.
848 2009-04-26 Michael Matz <matz@suse.de>
850 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
851 beyond num_ssa_names.
852 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
853 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
855 2009-04-26 Jakub Jelinek <jakub@redhat.com>
858 * fwprop.c (forward_propagate_asm): New function.
859 (forward_propagate_and_simplify): Propagate also into __asm, if it
860 doesn't increase the number of referenced registers.
863 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
865 2009-04-26 Jakub Jelinek <jakub@redhat.com>
867 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
868 note_nonlocal_vla_type for nonlocal VLAs.
869 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
870 contains_remapped_vars, remap_vla_decls): New functions.
871 (convert_nonlocal_reference_stmt): If not optimizing, call
872 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
873 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
874 if it wasn't found in var_map.
875 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
876 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
877 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
879 * gimplify.c (nonlocal_vlas): New variable.
880 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
882 (gimplify_body): Create and destroy nonlocal_vlas.
884 * dwarf2out.c (loc_descr_plus_const): New function.
885 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
886 mem_loc_descriptor, loc_descriptor_from_tree_1,
887 descr_info_loc, gen_variable_die): Use it.
889 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
890 !TREE_STATIC VAR_DECLs.
891 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
892 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
893 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
894 DECL_BY_REFERENCE is valid.
895 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
896 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
897 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
898 Copy DECL_BY_REFERENCE.
899 (struct nesting_copy_body_data): New type.
900 (nesting_copy_decl): New function.
901 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
902 if they have variable length.
904 2009-04-26 Michael Matz <matz@suse.de>
906 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
907 mark new temporaries for renaming.
909 2009-04-26 Joseph Myers <joseph@codesourcery.com>
912 * c-decl.c (global_bindings_p): Return negative value.
913 (c_variable_size): New. Based on variable_size from
915 (grokdeclarator): Call c_variable_size not variable_size.
917 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
919 * config/i386/i386.c (print_operand) ['z']: Fix typo.
921 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
923 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
924 Redefine it to just use mingw/include.
925 (ASM_SPEC): Rules for -m32 and -m64.
926 (LINK_SPEC): Use Likewise.
927 (SPEC_32): New define.
929 (SUB_LINK_SPEC): Likewise.
930 (MULTILIB_DEFAULTS): New define.
931 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
932 Add multilib options.
933 (MULTILIB_DIRNAMES): Likewise.
934 (MULTILIB_OSDIRNAMES): Likewise.
936 (INSTALL_LIBGCC): Likewise.
938 2009-04-26 Joseph Myers <joseph@codesourcery.com>
941 * c-tree.h (enum c_inline_static_type): New.
942 (record_inline_static): Declare.
943 * c-decl.c (struct c_inline_static, c_inline_statics,
944 record_inline_static, check_inline_statics): New.
945 (pop_file_scope): Call check_inline_statics.
946 (start_decl): Call record_inline_static instead of pedwarning
947 directly for static in inline function.
948 * c-typeck.c (build_external_ref): Call record_inline_static
949 instead of pedwarning directly for static referenced in inline
952 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
954 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
955 not new but only being rescanned.
956 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
957 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
958 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
959 record_set_info, compute_set, grealloc): Remove.
960 (recompute_all_luids): New function.
961 (gcse_main): Don't compute sets, and don't do related memory
962 allocations/free-ing. If something changed before the end of the
963 pass, update LUIDs using recompute_all_luids.
964 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
965 (free_gcse_mem): Don't free it either.
966 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
967 Use the df insn LUIDs.
968 (load_killed_in_block): Likewise.
969 (compute_hash_table_work): Don't compute reg_set_in_block.
970 (compute_transp): Use DF_REG_DEF_CHAINs.
971 (local_cprop_pass): Don't use compute_sets and related functions.
972 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
973 Use get_max_uid() instead of max_cuid.
974 (insert_insn_end_basic_block, pre_insert_copy_insn,
975 update_ld_motion_stores): Don't try to
976 keep reg_set tables up to date.
977 (pre_insert_copies): Use df insn LUIDs.
978 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
979 (reg_set_info): Don't use extra bitmap argument.
980 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
981 information to compute regs_set_in_block.
982 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
983 (bypass_jumps): Don't use compute_sets and friends.
985 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
988 * opts.c (undocumented_msg): Do not leave blank even with
991 2009-04-25 Joseph Myers <joseph@codesourcery.com>
993 * c-decl.c (build_enumerator): Allow values folding to integer
994 constants but not integer constant expressions with a pedwarn if
997 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1000 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
1001 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
1002 type is an integer constant.
1004 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/i386.c (print_operand) ['z']: Revert handling of
1010 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1013 * c-decl.c (grokdeclarator): Diagnose declarations of functions
1014 with variably modified return type and no storage class
1015 specifiers, except for the case of nested functions. Distinguish
1016 extern declarations of functions with variably modified return
1017 types from those of objects with variably modified types.
1019 2009-04-25 Jan Hubicka <jh@suse.cz>
1021 * tree.c (list_equal_p): New function.
1022 * tree.h (list_equal_p): Declare.
1023 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1024 basic_block_def, basic_block, const_basic_block): New.
1025 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
1026 (redirect_eh_edge): New function.
1027 (make_eh_edge_update_phi): EH edges are not abnormal.
1028 * except.c: Include tree-flow.h.
1029 (list_match): New function.
1030 (eh_region_replaceable_by_p): New function.
1031 (replace_region): New function.
1032 (hash_type_list): New function.
1033 (hash_eh_region): New function.
1034 (eh_regions_equal_p): New function.
1035 (merge_peers): New function.
1036 (remove_unreachable_regions): Verify EH tree when checking;
1038 (copy_eh_region_1): New function.
1039 (copy_eh_region): New function.
1040 (push_reachable_handler): New function.
1041 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1042 regions without label but with live RESX.
1043 * except.h (redirect_eh_edge_to_label): New.
1044 * tree-flow.h (redirect_eh_edge): New.
1045 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1046 basic_block_def, basic_block, const_basic_block): Remove.
1047 * Makefile.in (except.o): Add dependency on tree-flow.h
1048 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1049 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1052 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1055 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1056 on the destination of memcpy.
1058 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1060 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1061 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1062 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1064 2009-04-25 Jan Hubicka <jh@suse.cz>
1066 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1067 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1068 to be reached by different label than left.
1069 (update_eh_edges): Update comment; remove edge_to_remove if possible
1070 and return true if suceeded.
1071 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1072 (cleanup_eh): Compute sharing map.
1073 * except.c (remove_eh_handler_and_replace): Add argument if we should
1075 (remove_unreachable_regions): Update for label sharing.
1076 (label_to_region_map): Likewise.
1077 (get_next_region_sharing_label): New function.
1078 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1080 (remove_eh_handler): Update.
1081 (remove_eh_region_and_replace_by_outer_of): New function.
1082 * except.h (struct eh_region): Add next_region_sharing_label.
1083 (remove_eh_region_and_replace_by_outer_of,
1084 get_next_region_sharing_label): Declare.
1085 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1087 2009-04-25 Jan Hubicka <jh@suse.cz>
1089 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1090 insert code even if they are not critical.
1092 2009-04-25 Jan Hubicka <jh@suse.cz>
1094 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1095 (gimple_can_remove_branch_p): EH edges won't remove branch by
1097 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1098 updating of non-abnormal EH edges.
1099 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1100 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1101 (split_critical_edges): Split also edges where emitting code on them
1102 will lead to splitting later.
1104 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1105 H.J. Lu <hongjiu.lu@intel.com>
1108 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1109 the configured assembler supports fildq and fistpq mnemonics.
1110 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1111 * configure: Regenerated.
1114 * config/i386/i386.c (print_operand): Handle 'Z'.
1115 ['z']: Remove handling of special fild/fist suffixes.
1116 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1117 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1118 suffix of fild insn.
1119 (*floatsi<mode>2_vector_mixed): Ditto.
1120 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1121 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1122 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1123 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1124 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1126 2009-04-25 Ben Elliston <bje@au.ibm.com>
1128 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1129 the source of a set operation.
1131 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1133 * target.h (struct gcc_target): Add case_values_threshold field.
1134 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1135 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1136 * targhooks.c (default_case_values_threshold): New function.
1137 * targhooks.h (default_case_values_threshold): Declare function.
1138 * stmt.c (expand_case): Use case_values_threshold target hook.
1139 * expr.h (case_values_threshold): Remove declartation.
1140 * expr.c (case_values_threshold): Remove function.
1141 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1143 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1144 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1145 (avr_case_values_threshold): Declare as static.
1146 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1148 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1149 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1150 (mn10300_case_values_threshold): New function.
1152 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1154 * ira.c (setup_cover_and_important_classes): Add enum cast.
1156 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1158 * genpreds.c (write_enum_constraint_num): Output definition of
1159 CONSTRAINT_NUM_DEFINED_P macro.
1160 * ira.c (setup_cover_and_important_classes): Use
1161 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1163 2009-04-24 DJ Delorie <dj@redhat.com>
1165 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1166 __SH2A_SINGLE_ONLY__ also.
1168 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1170 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1171 (movdf_internal): Ditto.
1172 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1173 SFmode and DFmode constants.
1174 (ia64_print_operand): Add 'G' format for printing
1175 floating point constants.
1177 2009-04-24 Richard Guenther <rguenther@suse.de>
1179 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1180 from unsigned additions.
1182 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1184 * c-typeck.c (set_init_index): Allow array designators that are
1185 not integer constant expressions with a pedwarn if pedantic.
1187 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1189 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1190 zero if no overlap in nonzero bits between the operands.
1192 2009-04-24 Ian Lance Taylor <iant@google.com>
1194 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1195 (record_dead_and_set_regs): Likewise.
1196 * df.h (struct df_mw_hardreg): Change flags field to int.
1197 (struct df_base_ref): Likewise.
1198 (struct df): Change changeable_flags field to int.
1199 * df-scan.c (df_defs_record): Change clobber_flags to int.
1200 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1201 constants rather than #define macros.
1202 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1203 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1204 (enum dwarf_calling_convention): Likewise.
1205 (enum dwarf_line_number_x_ops): Likewise.
1206 (enum dwarf_call_frame_info): Likewise.
1207 (enum dwarf_source_language): Likewise.
1208 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1209 (add_calling_convention_attribute): Likewise.
1210 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1211 (combine_comparisons): Change compcode to int. Add cast to enum type.
1212 * genrecog.c (maybe_both_true_2): Change c to int.
1213 (write_switch): Likewise. Add cast to enum type.
1214 * gimplify.c (gimplify_omp_for): Handle return values from
1215 gimplify_expr using MIN rather than bitwise or.
1216 (gimplify_expr): Add cast to enum type.
1217 * ipa-prop.c (update_jump_functions_after_inlining): Change
1218 IPA_BOTTOM to IPA_JF_UNKNOWN.
1219 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1220 Add casts to enum type.
1221 (setup_cover_and_important_classes): Change cl to int. Add casts
1223 (setup_class_translate): Change cl and mode to int.
1224 (ira_init_once): Change mode to int.
1225 (free_register_move_costs): Likewise.
1226 (setup_prohibited_mode_move_regs): Add casts to enum type.
1227 * langhooks.c (add_builtin_function_common): Rework assertion that
1228 value fits bitfield.
1229 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1230 * omega.c (omega_do_elimination): Avoid math on enum types.
1231 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1232 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1233 int local to handle integral_argment value.
1234 * regmove.c (try_auto_increment): Change PUT_MODE to
1236 * reload.c (push_secondary_reload): Add casts to enum type.
1237 (secondary_reload_class, find_valid_class): Likewise.
1238 * reload1.c (emit_input_reload_insns): Likewise.
1239 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1240 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1241 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1243 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1244 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1246 (expand_complex_libcall): Add casts to enum type.
1247 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1248 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1249 with ERROR_MARK, not NUM_TREE_CODES.
1250 (vect_create_epilog_for_reduction): Likewise.
1251 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1252 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1253 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1255 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1256 vect_unused_in_loop. Change 0 to loop_vect.
1257 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1258 * var-tracking.c (get_init_value): Change return type to enum
1260 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1261 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1263 (arm_override_options): Add casts to enum type.
1264 (arm_emit_tls_decoration): Likewise.
1265 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1267 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1268 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1269 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1271 * config/s390/s390.c (code_for_builtin_64): Change to array of
1273 (code_for_builtin_31): Likewise.
1274 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1276 * config/sparc/sparc.c (sparc_override_options): Change value
1277 field in struct code_model to enum cmodel. In initializer change
1278 0 to NULL and add cast to enum type.
1280 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1281 Change all callers. Issue a -Wc++-compat warning using
1282 lhs_origtype if necessary.
1283 (convert_for_assignment): Issue -Wc++-compat warnings about
1284 invalid conversions to enum type on assignment.
1285 * c-common.h (build_modify_expr): Update declaration.
1287 2009-04-24 Nick Clifton <nickc@redhat.com>
1289 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1290 (function_arg_advance): Likewise.
1291 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1294 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1296 * config/s390/constraints.md ('I', 'J'): Fix condition.
1298 2009-04-24 Diego Novillo <dnovillo@google.com>
1300 * gengtype-parse.c (parse_error): Add newline after message.
1302 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1304 * config/i386/sse.md (avxmodesuffixs): Removed.
1305 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1306 (*avx_pinsr<ssevecsize>): This.
1308 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1310 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1311 follow chains of regs with a single definition, and allow expressions
1312 that are function_invariant_p.
1313 (simple_rhs_p): Allow expressions that are function_invariant_p.
1315 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1318 * fold-const.c (fold_cond_expr_with_comparison): When folding
1319 > and >= to MAX, make sure the MAX uses the same type as the
1320 comparison's operands.
1322 2009-04-24 Nick Clifton <nickc@redhat.com>
1324 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1325 addressing for DImode accesses.
1326 (frv_print_operand_address): Handle PLUS case.
1327 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1329 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1331 PR rtl-optimization/39794
1332 * alias.c (canon_true_dependence): Add x_addr argument.
1333 * rtl.h (canon_true_dependence): Adjust prototype.
1334 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1335 * cselib.c (cselib_invalidate_mem): Likewise.
1336 * gcse.c (compute_transp): Likewise.
1337 * dse.c (scan_reads_nospill): Likewise.
1338 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1339 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1340 canon_base_addr of the group, plus optional offset.
1341 (struct group_info): Rename canon_base_mem to
1343 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1344 canon_rtx of base_mem.
1346 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1348 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1349 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1351 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1353 * config/spu/spu-builtins.h: Delete file.
1355 * config/spu/spu.h (enum spu_builtin_type): Move here from
1357 (struct spu_builtin_description): Likewise. Add GTY marker.
1358 Do not use enum spu_function_code or enum insn_code.
1359 (spu_builtins): Add extern declaration.
1361 * config/spu/spu.c: Do not include "spu-builtins.h".
1362 (enum spu_function_code, enum spu_builtin_type_index,
1363 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1364 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1365 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1366 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1367 (spu_builtin_types): Make static. Add GTY marker.
1368 (spu_builtins): Add extern declaration with GTY marker.
1371 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1372 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1373 Check programmatically whether all parameters are scalar.
1375 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1377 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1379 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1380 assignment from the constructor either if the target is volatile.
1382 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1384 * config/arm/arm.md (insv): Do not share operands[0].
1386 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1388 * config/vxlib-tls.c (active_tls_threads): Delete.
1389 (delete_hook_installed): New.
1390 (tls_delete_hook): Don't delete the delete hook.
1391 (tls_destructor): Delete it here.
1392 (__gthread_set_specific): Adjust installing the delete hook.
1393 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1394 __gthread_leave_tsd_dtor_context.
1396 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1398 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1400 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1402 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1404 (alpha_rtx_costs): Ditto.
1405 (emit_unlikely_jump): Use add_reg_note.
1406 (emit_frame_store_1): Ditto.
1407 (alpha_expand_prologue): Ditto.
1408 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1409 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1411 2009-04-23 Nick Clifton <nickc@redhat.com>
1413 * config/v850/v850.md (epilogue): Remove suppressed code.
1414 (return): Rename to return_simple and remove test of frame size.
1415 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1416 to gen_return_simple.
1418 2009-04-22 Jing Yu <jingyu@google.com>
1421 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1423 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1426 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1427 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1428 value is a VECTOR_CST, the element type is the element type of the
1431 2009-04-22 DJ Delorie <dj@redhat.com>
1433 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1435 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1437 * alias.c (find_base_term): Move around LO_SUM case, so that
1438 CONST falls through into PLUS/MINUS handling.
1441 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1442 into 0, use omit_one_operand.
1444 2009-04-23 Ben Elliston <bje@au.ibm.com>
1446 * config/rs6000/linux-unwind.h (get_regs): Remove type
1447 puns. Change the type of `pc' to an array of unsigned ints and
1448 update all users. Constify frame24.
1450 2009-04-22 DJ Delorie <dj@redhat.com>
1452 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1453 declarations before code.
1454 (current_function_special_page_vector): Likewise.
1455 (m32c_expand_insv): Silence a warning.
1457 2009-04-21 Taras Glek <tglek@mozilla.com>
1459 * alias.c: Update GTY annotations to new syntax.
1460 * basic-block.h: Likewise.
1461 * bitmap.h: Likewise.
1462 * c-common.h: Likewise.
1463 * c-decl.c: Likewise.
1464 * c-parser.c: Likewise.
1465 * c-pragma.c: Likewise.
1466 * c-tree.h: Likewise.
1467 * cfgloop.h: Likewise.
1468 * cgraph.h: Likewise.
1469 * config/alpha/alpha.c: Likewise.
1470 * config/arm/arm.h: Likewise.
1471 * config/avr/avr.h: Likewise.
1472 * config/bfin/bfin.c: Likewise.
1473 * config/cris/cris.c: Likewise.
1474 * config/darwin.c: Likewise.
1475 * config/frv/frv.c: Likewise.
1476 * config/i386/i386.c: Likewise.
1477 * config/i386/i386.h: Likewise.
1478 * config/i386/winnt.c: Likewise.
1479 * config/ia64/ia64.h: Likewise.
1480 * config/iq2000/iq2000.c: Likewise.
1481 * config/mips/mips.c: Likewise.
1482 * config/mmix/mmix.h: Likewise.
1483 * config/pa/pa.c: Likewise.
1484 * config/pa/pa.h: Likewise.
1485 * config/rs6000/rs6000.c: Likewise.
1486 * config/s390/s390.c: Likewise.
1487 * config/sparc/sparc.c: Likewise.
1488 * config/xtensa/xtensa.c: Likewise.
1489 * cselib.h: Likewise.
1490 * dbxout.c: Likewise.
1491 * dwarf2out.c: Likewise.
1492 * except.c: Likewise.
1493 * except.h: Likewise.
1494 * fixed-value.h: Likewise.
1495 * function.c: Likewise.
1496 * function.h: Likewise.
1497 * gimple.h: Likewise.
1498 * integrate.c: Likewise.
1499 * optabs.c: Likewise.
1500 * output.h: Likewise.
1503 * stringpool.c: Likewise.
1504 * tree-data-ref.c: Likewise.
1505 * tree-flow.h: Likewise.
1506 * tree-scalar-evolution.c: Likewise.
1507 * tree-ssa-address.c: Likewise.
1508 * tree-ssa-alias.h: Likewise.
1509 * tree-ssa-operands.h: Likewise.
1512 * varasm.c: Likewise.
1513 * varray.h: Likewise.
1515 * coretypes.h: Do not define GTY macro if it is already defined.
1516 * doc/gty.texi: Update GTY documentation to new syntax.
1517 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1518 annotations on structs.
1519 * gengtype-parse.c: Likewise.
1521 2009-04-22 Mark Heffernan <meheff@google.com>
1523 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1525 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1527 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1530 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1532 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1533 the same as a PLUS without a shift. Increase the cost of a
1536 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1538 * Makefile.in: Update dependencies.
1539 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1540 * errors.h: Remove bogus comment about compatibility.
1541 (warning): Update declaration.
1542 * genautomata.c: Update all calls to warning.
1543 * gimple.c: Do not include errors.h. Include toplev.h.
1544 * tree-ssa-structalias.c: Do not include errors.h.
1545 * omega.c: Likewise.
1546 * tree-ssa-reassoc.c: Likewise.
1547 * config/spu/spu-c.c: Likewise.
1548 * config/spu/t-spu-elf: Update dependencies.
1550 2009-04-22 Richard Guenther <rguenther@suse.de>
1552 PR tree-optimization/39824
1553 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1554 make sure the types are compatible.
1556 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1559 * c-common.c (c_parse_error): Take a token_flags parameter.
1560 Use token_type for the token type instead.
1561 Pass token_flags to cpp_type2name.
1562 * c-common.h (c_parse_error): Update declaration.
1563 * c-parser.c (c_parser_error): Pass 0 as token flags.
1565 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1567 PR rtl-optimization/39580
1568 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1570 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1572 * function.c (expand_function_end): Do not emit a jump to the "naked"
1573 return label for fall-through returns.
1574 * except.c (sjlj_emit_function_exit): Always place the call to the
1575 unregister function at the location installed by expand_function_end.
1577 2009-04-22 Richard Guenther <rguenther@suse.de>
1579 PR tree-optimization/39845
1580 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1581 (gen_inbound_check): Likewise.
1583 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1585 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1587 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1588 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1590 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1592 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1593 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1594 shift counts to avoid out-of-bounds array accesses.
1596 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1598 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1599 (Pmode): Move above.
1601 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1603 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1604 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1605 GET_CODE macro. Use IN_RANGE macro where appropriate.
1606 * config/alpha/alpha.h: Ditto.
1607 * config/alpha/alpha.md: Ditto.
1608 * config/alpha/constraints.md: Ditto.
1609 * config/alpha/predicates.md: Ditto.
1611 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1613 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1614 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1615 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1616 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1617 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1618 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1619 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1620 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1621 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1622 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1623 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1624 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1625 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1626 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1627 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1628 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1629 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1630 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1631 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1632 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1633 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1634 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1635 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1636 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1637 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1638 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1639 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1641 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1643 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1644 references from comments.
1645 * cfgbuild.c: (count_basic_blocks): Delete.
1646 (find_basic_blocks_1): Delete.
1647 (find_basic_blocks): Delete.
1648 * except.c (finish_eh_generation): Make static. Move comment from
1649 except.h here. Remove find_basic_blocks references from comments.
1650 * except.h (finish_eh_generation): Delete.
1651 * basic-block.h (find_basic_blocks): Delete.
1652 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1654 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1656 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1657 (sdbout_parms): Likewise.
1659 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1661 * config/sh/sh.c (prepare_cbranch_operands): Use
1662 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1663 (expand_cbranchdi4): Likewise.
1664 (from_compare): Add cast to enum type.
1665 (expand_cbranchsi4): Use add_reg_note.
1666 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1667 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1668 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1669 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1670 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1671 instead of CODE_FOR_nothing.
1672 (cbranchdi4): Likewise. Fix the order of arguments for
1674 (push_fpscr): Use add_reg_note.
1675 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1676 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1678 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1680 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1681 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1682 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1683 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1684 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1685 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1686 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1687 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1688 config/alpha/x-vms, config/arc/t-arc,
1689 config/arm/README-interworking, config/arm/arm-c.c,
1690 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1691 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1692 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1693 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1694 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1695 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1696 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1697 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1698 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1699 config/cris/t-elfmulti, config/crx/t-crx,
1700 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1701 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1702 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1703 config/h8300/t-h8300, config/i386/athlon.md,
1704 config/i386/darwin-libgcc.10.4.ver,
1705 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1706 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1707 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1708 config/i386/t-linux64, config/i386/t-nwld,
1709 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1710 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1711 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1712 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1713 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1714 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1715 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1716 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1717 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1718 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1719 config/m68k/t-uclinux, config/mcore/t-mcore,
1720 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1721 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1722 config/mips/crtn.asm, config/mips/irix-crti.asm,
1723 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1724 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1725 config/mips/mips-fixed.md, config/mips/sb1.md,
1726 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1727 config/mips/t-iris6, config/mips/t-isa3264,
1728 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1729 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1730 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1731 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1732 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1733 config/mn10300/t-linux, config/mn10300/t-mn10300,
1734 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1735 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1736 config/picochip/libgccExtras/clzsi2.asm,
1737 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1738 config/rs6000/darwin-libgcc.10.4.ver,
1739 config/rs6000/darwin-libgcc.10.5.ver,
1740 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1741 config/rs6000/t-aix43, config/rs6000/t-aix52,
1742 config/rs6000/t-darwin, config/rs6000/t-fprules,
1743 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1744 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1745 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1746 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1747 config/rs6000/t-rtems, config/rs6000/t-spe,
1748 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1749 config/score/t-score-elf, config/sh/divcost-analysis,
1750 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1751 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1752 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1753 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1754 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1755 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1756 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1757 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1758 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1759 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1760 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1761 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1762 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1763 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1764 * config/h8300/genmova.sh: Include copyright and license notices
1765 in generated output.
1766 * config/h8300/mova.md: Regenerate.
1767 * doc/install.texi2html: Include word "Copyright" in copyright
1768 notice and use name "Free Software Foundation, Inc.".
1769 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1770 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1771 ChangeLog-2007, ChangeLog-2008: Correct dates.
1773 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1775 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1776 NE_EXPR operations as well.
1777 * c-parser.c (c_parser_condition): Do not set location information on
1779 (c_parser_conditional_expression): Likewise.
1780 (c_parser_binary_expression): Set location information on operators.
1781 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1782 TRUTH_NOT_EXPR has been folded.
1783 * fold-const.c (fold_truth_not_expr): Copy location information from
1784 the incoming expression to the outgoing one.
1785 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1786 recursive calls on the LHS of the operator but pass that of the
1787 operator to recursive calls on the RHS of the operator. Set it
1789 (shortcut_cond_expr): Set the locus of the operator on the second
1790 COND_EXPR and that of the expression on the first in degenerate cases.
1791 Pass the locus of the expression to calls to shortcut_cond_r.
1792 Set the locus of the 'then' block on the associated jump, if any.
1793 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1794 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1795 expression to call to gimplify_boolean_expr.
1797 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1799 * config.gcc: Add additional configuration for
1800 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1801 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1802 (CPP_SPEC): Redefine for allowing -municode option.
1803 (STARTFILE_SPEC): Likewise.
1804 * config/i386/t-mingw-w64: New.
1805 * config/i386/mingw-w64.opt: New.
1806 (municode): Add new target option.
1807 * doc/invoke.texi (municode): Add documentation for new option.
1809 2009-04-21 Ian Lance Taylor <iant@google.com>
1811 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1812 Correct test for number of arguments.
1813 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1815 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1817 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1818 argument of emit_library_call.
1820 2009-04-21 Richard Guenther <rguenther@suse.de>
1823 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1824 inside VIEW_CONVERT_EXPRs.
1826 2009-04-21 Martin Jambor <mjambor@suse.cz>
1828 * tree-switch-conversion.c (build_constructors): Split a long line.
1829 (constructor_contains_same_values_p): New function.
1830 (build_one_array): Create assigns of constants if possible, do not
1831 call mark_sym_for_renaming, call update_stmt.
1832 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1833 make_rename_temp. Do not call mark_symbols_for_renaming, call
1835 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1836 find_new_referenced_vars, call update_stmt.
1837 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1838 instead of calling make_rename_temp. Do not call
1839 find_new_referenced_vars or mark_symbols_for_renaming, call
1842 2009-04-21 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/39827
1845 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1846 (tree_ssa_phiprop): Pass the correct array size.
1848 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1850 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1852 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1855 * c-typeck.c (lvalue_p): Move declaration ...
1856 * c-common.h (lvalue_p): ... to here.
1857 * c-common.c (candidate_equal_p): New.
1858 (add_tlist): Use it.
1859 (merge_tlist): Use it.
1860 (warn_for_collisions_1): Likewise.
1861 (warning_candidate_p): Accept more candidates.
1862 (verify_tree): A warning candidate can be an expression. Use
1865 2009-04-21 Ben Elliston <bje@au.ibm.com>
1868 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1869 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1870 options. Remove -mcall-solaris documentation.
1872 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1875 * doc/invoke.texi (-Wlong-long): Update description.
1876 * c-lex (interpret_integer): Only warn if there was no previous
1877 overflow and -Wlong-long is enabled.
1878 * c-decl.c (declspecs_add_type): Drop redundant flags.
1879 * c.opt (Wlong-long): Init to -1.
1880 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1881 and front-end warn_long_long. Wlong-long only depends on other
1882 flags if it is uninitialized.
1883 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1884 the same for CPP and FE.
1885 (restore_extension_diagnostics): Likewise.
1887 2009-04-20 Ian Lance Taylor <iant@google.com>
1889 Fix enum conversions which are invalid in C++:
1890 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1891 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1892 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1893 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1894 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1895 (dbxout_parms): Likewise.
1896 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1897 (df_clear_flags): Likewise.
1898 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1899 top_flag parameter to int.
1900 (df_chain_create_bb_process_use): Likewise.
1901 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1903 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1904 (df_ref_create_structure, df_def_record_1): Likewise.
1905 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1906 (df_notes_rescan): Change 0 to VOIDmode in function call.
1907 (df_get_call_refs, df_insn_refs_collect): Likewise.
1908 (df_bb_regs_collect): Likewise.
1909 (df_entry_block_defs_collect): Likewise.
1910 (df_exit_block_uses_collect): Likewise.
1911 * df.h: Update declarations.
1912 * double-int.c (double_int_divmod): Add cast to enum type.
1913 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1914 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1915 (based_loc_descr): Likewise.
1916 (loc_descriptor_from_tree_1): Change first_op and second_op to
1917 enum dwarf_location_atom. Add cast to enum type.
1918 * expmed.c (init_expmed): Change 0 to SET in function call.
1919 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1920 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1921 (do_store_flag): Likewise.
1922 * fixed-value.h (struct fixed_value): Change mode to enum
1924 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1925 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1927 (insert_insn_decl, insert_decl, insert_state): Likewise.
1928 (automata_list_finish): Likewise.
1929 * genrecog.c (process_define_predicate): Add cast to enum type.
1930 * gensupport.c (init_predicate_table): Add cast to enum type.
1931 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1933 (gimple_build_call_1, gimple_build_label): Likewise.
1934 (gimple_build_goto, gimple_build_asm_1): Likewise.
1935 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1936 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1937 (enum fallback): Rename from enum fallback_t.
1938 (fallback_t): Typedef as int.
1939 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1940 GSI_SAME_STMT in function call.
1941 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1943 (setup_reg_class_relations): Likewise.
1944 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1945 (setup_prohibited_class_mode_regs): Add cast to enum type.
1946 (setup_prohibited_mode_move_regs): Likewise.
1947 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1948 (record_address_regs): Change i to enum reg_class.
1949 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1950 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1951 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1952 (GET_MODE_2XWIDER_MODE): Likewise.
1953 (GET_CLASS_NARROWEST_MODE): Likewise.
1954 * omp-low.c (expand_omp_for): Add cast to enum type.
1955 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1956 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1957 * postreload.c (reload_cse_simplify_operands): Change rclass local
1959 * predict.c (combine_predictions_for_insn): Change best_predictor
1960 and predictor to enum br_predictor.
1961 (combine_predictions_for_bb): Likewise.
1962 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1963 use SET_PREDICT_EXPR_OUTCOME.
1964 * real.c (real_arithmetic): Change icode to code in function call.
1965 * reginfo.c (init_move_cost): Add casts to enum type.
1966 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1967 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1969 * reload.c (find_valid_class): Add casts to enum type.
1970 (push_reload): Change 0 to NO_REGS in function call.
1971 (find_reloads): Change this_alternative to array of enum
1972 reg_class. Remove some now-unnecessary casts.
1973 (make_memloc): Change 0 to VOIDmode in function call.
1974 * reload1.c (reload): Change 0 to VOIDmode in function call.
1975 (eliminate_regs_1, elimination_effects): Likewise.
1976 (eliminate_regs_in_insn): Likewise.
1977 (emit_input_reload_insns): Add cast to enum type.
1978 (delete_output_reload): Change 0 to VOIDmode in function call.
1979 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1980 to enum type in function call.
1981 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1982 (SET_PREDICT_EXPR_OUTCOME): Define.
1983 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1984 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1985 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1986 (dump_function): Likewise.
1987 * tree-dump.h: Update declarations.
1988 * tree-pass.h: Update declarations.
1989 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1990 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1992 (arm_rtx_costs_1): Correct parenthesization.
1993 (arm_rtx_costs): Add casts to enum type.
1994 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1995 (vfp_emit_fstmd): Use add_rg_note.
1996 (emit_multi_reg_push, emit_sfm): Likewise.
1997 (thumb_set_frame_pointer): Likewise.
1998 (arm_expand_prologue): Likewise.
1999 (arm_regno_class): Change return type to enum reg_class.
2000 (thumb1_expand_prologue): Use add_reg_note.
2001 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
2002 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
2004 * config/arm/gentune.sh: Add cast to enum type.
2005 * config/arm/arm-tune.md: Rebuild.
2006 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
2007 (ix86_split_fp_branch, predict_jump): Likewise.
2008 (ix86_expand_multi_arg_builtin): Change sub_code from enum
2009 insn_code to enum rtx_code.
2010 (ix86_builtin_vectorized_function): Add cast to enum type.
2011 * config/i386/i386.md (truncdfsf2): Change slot to enum
2013 (truncxf<mode>2, isinf<mode>2): Likewise.
2014 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
2016 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
2017 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
2018 (insert_bundle_state): Change 1 to INSERT in function call.
2019 (ia64_add_bundle_selector_before): Likewise.
2020 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
2021 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
2022 (restore_stack_nonlocal): Likewise.
2023 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
2025 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
2027 (mips_rtx_costs): Likewise.
2028 (mips_override_options): Add casts to enum type.
2029 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
2031 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
2032 (store_reg, set_reg_plus_d): Likewise.
2033 (hppa_expand_prologue, hppa_profile_hook): Likewise.
2034 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
2036 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
2038 (emit_unlikely_jump): Use add_reg_note.
2039 (rs6000_emit_allocate_stack): Likewise.
2040 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2041 (output_toc): Change 1 to INSERT in function call.
2042 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2043 (rs6000_initialize_trampoline): Likewise.
2044 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2046 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2047 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2048 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2049 (save_gprs): Use add_reg_note.
2050 (s390_emit_prologue): Likewise.
2051 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2052 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2053 (sparc_fold_builtin): Add cast to enum type.
2054 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2056 (spu_expand_prologue): Use add_reg_note.
2057 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2059 2009-04-20 Ian Lance Taylor <iant@google.com>
2061 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2062 (c_parser_postfix_expression_after_primary): Get VEC for list of
2063 arguments. Get original types of arguments. Call
2064 build_function_call_vec.
2065 (cached_expr_list_1, cached_expr_list_2): New static variables.
2066 (c_parser_expr_list): Change return type to VEC *. Add
2067 p_orig_types parameter. Change all callers.
2068 (c_parser_release_expr): New static function.
2069 (c_parser_vec_to_tree_list): New static function.
2070 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2071 call build_function_call_vec.
2072 (build_function_call_vec): New function, based on old
2073 build_function_call.
2074 (convert_arguments): Remove nargs and argarray parameters. Change
2075 values to a VEC. Add origtypes parameter.
2076 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2077 (convert_for_assignment): Add origtype parameter. Change all
2078 callers. If warn_cxx_compat, check for conversion to an enum
2079 type when calling a function.
2080 (store_init_value): Add origtype parameter. Change all callers.
2081 (digest_init): Likewise.
2082 (struct init_node): Add origtype field.
2083 (add_pending_init): Add origtype parameter. Change all callers.
2084 (output_init_element): Likewise.
2085 (output_pending_init_elements): Pass origtype from init_node to
2086 output_init_element.
2087 (process_init_element): Pass origtype from c_expr to
2088 output_init_element.
2089 (c_finish_return): Add origtype parameter. Change all callers.
2090 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2092 (sync_resolve_params): Likewise.
2093 (sync_resolve_return): Change params to first_param. Change caller.
2094 (resolve_overloaded_builtins): Change params to VEC *. Change
2095 callers. Save first parameter around call to build_function_call_vec.
2096 * c-decl.c (finish_decl): Add origtype parameter. Change all
2097 callers. Call build_function_call_vec rather than
2098 build_function_call for cleanup.
2099 * c-tree.h: Update declarations.
2100 * c-common.h: Update declarations.
2101 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2102 params to first_param.
2103 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2104 params parameter from tree to void *.
2105 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2106 Change arglist parameter to have type void *, and to be a pointer
2108 * config/rs6000/rs6000-protos.h
2109 (altivec_resolve_overloaded_builtin): Update declaration.
2110 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2111 fnargs parameter to have type void *, and to be a pointer to a
2112 VEC. Call build_function_call_vec instead of
2113 build_function_call.
2114 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2116 2009-04-20 Joey Ye <joey.ye@intel.com>
2117 Xuepeng Guo <xuepeng.guo@intel.com>
2118 H.J. Lu <hongjiu.lu@intel.com>
2120 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2122 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2123 (IX86_LEA_PRIORITY): Likewise.
2124 (distance_non_agu_define): New function.
2125 (distance_agu_use): Likewise.
2126 (ix86_lea_for_add_ok): Likewise.
2127 (ix86_dep_by_shift_count): Likewise.
2129 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2130 should split for LEA.
2132 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2134 (ix86_dep_by_shift_count): Likewise.
2136 2009-04-20 Richard Guenther <rguenther@suse.de>
2138 * expr.c (handled_component_p): Move ...
2139 * tree.h (handled_component_p): ... here.
2140 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2141 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2142 and REALPART_EXPR to be in one group.
2144 2009-04-20 Richard Guenther <rguenther@suse.de>
2146 * basic-block.h (get_all_dominated_blocks): Declare.
2147 * dominance.c (get_all_dominated_blocks): New function.
2148 * tree-cfg.c (get_all_dominated_blocks): Remove.
2149 (remove_edge_and_dominated_blocks): Adjust.
2150 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2151 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2152 instead of recursing.
2154 2009-04-20 Doug Kwan <dougkwan@google.com>
2156 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2157 (struct cgraph_node_set_def): New type.
2158 (cgraph_node_set) New type. Also declare vector functions.
2159 (struct cgraph_node_set_element_def): New type.
2160 (cgraph_node_set_element): Ditto.
2161 (cgraph_node_set_iterator): New iterator type.
2162 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2163 cgraph_node_set_remove, dump_cgraph_node_set,
2164 debug_cgraph_node_set): New prototypes.
2165 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2166 cgraph_node_set_size): New inlines.
2167 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2169 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2170 argument to function 'write_summary'.
2171 * ipa.c: Include ggc.h.
2172 (hash_cgraph_node_set_element,
2173 eq_cgraph_node_set_element, cgraph_node_set_new,
2174 cgraph_node_set_add, cgraph_node_set_remove,
2175 cgraph_node_set_find, dump_cgraph_node_set,
2176 debug_cgraph_node_set): New functions.
2177 * Makefile.in (ipa.o): Add dependency on GGC_H.
2179 2009-04-20 Ira Rosen <irar@il.ibm.com>
2181 PR tree-optimization/39675
2182 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2183 check of the return code of vect_schedule_slp. Check that
2184 stmt_vec_info still exists for the statement, before checking its
2187 2009-04-20 Michael Matz <matz@suse.de>
2189 * Makefile.in (generated_files): Take out $(simple_generated_c).
2191 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2193 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2194 (UINTPTR_TYPE): Likewise.
2196 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2199 * c-typeck.c (digest_init): Check for initializing an array with a
2202 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2205 * c-semantics.c (pop_stmt_list): Propagate
2206 STATEMENT_LIST_HAS_LABEL to parent statement list.
2208 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2210 * config/mips/mips.h (mips_tune_attr): New macro.
2211 * config/mips/mips.md (cpu): Use it.
2213 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2216 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2219 2009-04-19 Diego Novillo <dnovillo@google.com>
2221 * toplev.c (compile_file): Move call to coverage_finish ...
2222 * cgraphunit.c (ipa_passes): ... here.
2223 Call cgraph_process_new_functions.
2224 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2225 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2227 2009-04-19 Jan Hubicka <jh@suse.cz>
2229 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2231 (dump_cgraph_node): Dump can throw external flag.
2232 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2234 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2238 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2239 * common.opt (Wlogical-op): Move from here...
2240 * c.opt (Wlogical-op): ... to here.
2241 * c-typeck.c (parser_build_binary_op): Update call to
2242 warn_logical_operator.
2243 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2245 * c-common.c (warn_logical_op): Update.
2246 * c-common.h (warn_logical_op): Update declaration.
2248 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2250 * tree.c (protected_set_expr_location): Fix formatting.
2252 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2255 * c-typeck.c (readonly_warning): new.
2256 (build_unary_op, build_modify_expr): Use readonly_warning for
2257 storing into something readonly but not const-qualified.
2259 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2262 * c-typeck.c (build_unary_op): Check for taking address of
2263 expression of type void.
2265 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2268 * c-typeck.c (build_function_call): Check for calling a function
2269 with qualified void return types. Call require_complete_type when
2272 2009-04-18 Jan Hubicka <jh@suse.cz>
2274 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2276 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2277 can_throw_external flag.
2278 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2279 * ipa-pure-const.c (ignore_edge): New function.
2280 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2281 only over can_throw_external edges.
2282 (local_pure_const): Add nothrow flag.
2283 * ipa-utils.c (searchc): Add ignore_edge callback.
2284 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2285 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2286 (set_nothrow_function_flags): Update cgraph.
2287 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2289 2009-04-18 Richard Guenther <rguenther@suse.de>
2292 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2293 (fold_stmt): ... this and ...
2294 (fold_stmt_inplace): ... this.
2295 (fold_stmt_1): Fold references in calls and asms.
2296 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2298 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2300 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2301 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2303 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2305 * tree.c (function_args_count): Remove.
2306 * tree.h: Remove the prototype for function_args_count.
2308 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2310 * tree-iterator.c (expr_only): Remove.
2311 * tree.h: Remove the prototype for expr_only.
2313 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2315 * reginfo.c (cannot_change_mode_set_regs): Remove.
2316 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2318 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2320 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2321 whether operands 0 and 1 overlaps.
2323 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2326 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2327 pointer. Use warning_at instead of warning.
2328 (search_for_addr_array): Likewise.
2329 (check_array_bounds): Likewise.
2330 (check_all_array_refs): Check that the incoming edge is not in the
2331 list of edges to be removed.
2332 (check_all_array_refs): Avoid the temporal pointer.
2333 (vrp_visit_cond_stmt): Fix typo.
2334 (simplify_switch_using_ranges): Handle the case where the switch
2335 index is an integer constant.
2337 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2339 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2341 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2343 * doc/extend.texi, doc/invoke.texi: Fix typos.
2345 2009-04-17 Cary Coutant <ccoutant@google.com>
2347 * tree-flow-inline.h (get_lineno): Fix inverted test.
2349 2009-04-17 Diego Novillo <dnovillo@google.com>
2351 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2352 assertion for AVAIL_OUT.
2354 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2357 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2358 * config/sh/linux-atomic.asm: Likewise.
2360 2009-04-17 Diego Novillo <dnovillo@google.com>
2362 * except.c (debug_eh_tree): New.
2363 (struct eh_region, struct eh_status): Move ...
2364 * except.h: ... here.
2365 (add_type_for_runtime): Declare extern.
2366 (lookup_type_for_runtime): Likewise.
2367 (debug_eh_tree): Declare.
2368 * Makefile.in (GTFILES): List except.h before except.c
2370 2009-04-17 Diego Novillo <dnovillo@google.com>
2372 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2373 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2374 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2375 (find_vars_r): ... here.
2376 * tree-flow.h (find_referenced_vars_in): Declare.
2377 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2378 that AVAIL_OUT exists for BLOCK.
2379 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2380 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2381 (tree-parloops.o): Likewise.
2383 2009-04-17 Simon Baldwin <simonb@google.com>
2385 * toplev.c (default_tree_printer): Add handling for %E format.
2387 2009-04-17 Diego Novillo <dnovillo@google.com>
2389 * tree-pretty-print.c (dump_generic_node): Add break after
2390 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2391 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2392 FUNCTION_TYPE together. Call print_struct_decl when printing
2393 structures and TDF_SLIM is not given.
2394 (print_struct_decl): Fix logic for detecting recursion.
2396 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2399 * gcc.c (create_at_file): New.
2400 (compile_input_file_p): New.
2401 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2402 * main.c (main): Update call to toplev_main.
2403 * toplev.c (toplev_main): Change signature. Call expandargv.
2404 * toplev.h (toplev_main): Change signature.
2406 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2408 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2409 if the latter is not constant.
2411 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2413 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2415 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2417 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2418 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2420 2009-04-17 Richard Guenther <rguenther@suse.de>
2422 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2423 Handle component references view-converting an invariant address.
2425 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2427 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2428 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2429 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2430 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2431 Use @deftypevr rather than @deftypevar.
2433 2009-04-17 Richard Guenther <rguenther@suse.de>
2435 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2436 (get_prop_source_stmt): Likewise.
2437 (can_propagate_from): Likewise.
2439 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2441 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2442 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2443 (--with-multilib-list): Add default value.
2444 * configure: Regenerate.
2445 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2446 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2447 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2448 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2449 Don't add default cpu to multilib list unnecessarily, but do enable
2450 the relevant compiler option..
2451 Add support for --with-multilib-list=<blank> and
2452 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2453 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2454 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2455 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2457 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2458 (MULTILIB_OSDIRNAMES): New variable.
2459 * config/sh/t-1e: Delete file.
2460 * config/sh/t-mlib-sh1: Delete file.
2461 * config/sh/t-mlib-sh2: Delete file.
2462 * config/sh/t-mlib-sh2a: Delete file.
2463 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2464 * config/sh/t-mlib-sh2a-single: Delete file.
2465 * config/sh/t-mlib-sh2a-single-only: Delete file.
2466 * config/sh/t-mlib-sh2e: Delete file.
2467 * config/sh/t-mlib-sh3e: Delete file.
2468 * config/sh/t-mlib-sh4: Delete file.
2469 * config/sh/t-mlib-sh4-nofpu: Delete file.
2470 * config/sh/t-mlib-sh4-single: Delete file.
2471 * config/sh/t-mlib-sh4-single-only: Delete file.
2472 * config/sh/t-mlib-sh4a: Delete file.
2473 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2474 * config/sh/t-mlib-sh4a-single: Delete file.
2475 * config/sh/t-mlib-sh4a-single-only: Delete file.
2476 * config/sh/t-mlib-sh4al: Delete file.
2477 * config/sh/t-mlib-sh5-32media: Delete file.
2478 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2479 * config/sh/t-mlib-sh5-64media: Delete file.
2480 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2481 * config/sh/t-mlib-sh5-compact: Delete file.
2482 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2483 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2484 * doc/install.texi (Options specification): Add
2485 --with-multilib-list and --with-endian.
2487 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2489 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2491 (OBJS-common): Add plugin-version.o.
2492 (plugin-version.o): New.
2493 * gcc-plugin.h (plugin_gcc_version): New.
2494 (plugin_default_version_check): New.
2495 (plugin_init_func, plugin_init): Add version argument.
2496 * plugin-version.c: New.
2497 * plugin.c (str_plugin_gcc_version_name): New.
2498 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2499 pass it to the init function.
2500 (plugin_default_version_check): New.
2502 2009-04-17 Richard Guenther <rguenther@suse.de>
2504 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2505 for decl-vs-decl disambiguation.
2507 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2509 * config/s390/s390.h (s390_tune_attr): New macro definition.
2510 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2512 2009-04-17 Richard Guenther <rguenther@suse.de>
2514 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2515 (fold_stmt_r): Likewise.
2516 (maybe_fold_reference): New function.
2517 (fold_gimple_assign): Handle cases fold_stmt_r did.
2518 (fold_stmt): Do not use fold_stmt_r.
2519 (fold_stmt_inplace): Likewise.
2521 2009-04-17 Richard Guenther <rguenther@suse.de>
2523 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2524 (record_equivalences_from_stmt): Remove useless checks and
2526 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2527 the type is already suitable.
2529 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2531 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2533 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2535 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2536 (CMPtype): Define as __gcc_CMPtype.
2538 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2540 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2541 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2543 2009-04-17 Richard Guenther <rguenther@suse.de>
2545 PR tree-optimization/39746
2546 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2547 special-casing for builtins and static variable use/def.
2548 (call_may_clobber_ref_p_1): Likewise.
2550 2009-04-16 Ian Lance Taylor <iant@google.com>
2552 * df.h: Include "timevar.h".
2553 (struct df_problem): Change tv_id field to timevar_id_t.
2554 * tree-pass.h: Include "timevar.h".
2555 (struct opt_pass): Change tv_id field to timevar_id_t.
2556 * timevar.h (timevar_id_t): Define TV_NONE.
2557 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2558 TV_NONE rather than tv_id != 0.
2559 (execute_one_pass): Likewise.
2560 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2561 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2562 dependencies to $(TREE_PASS_H).
2563 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2565 (pass_branch_target_load_optimize2): Likewise.
2566 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2567 (pass_outof_cfg_layout_mode): Likewise.
2568 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2569 (pass_rebuild_cgraph_edges): Likewise.
2570 (pass_remove_cgraph_callee_edges): Likewise.
2571 * df-core.c (pass_df_initialize_opt): Likewise.
2572 (pass_df_initialize_no_opt): Likewise.
2573 (pass_df_finish): Likewise.
2574 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2575 * except.c (pass_set_nothrow_function_flags): Likewise.
2576 (pass_convert_to_eh_region_ranges): Likewise.
2577 * final.c (pass_compute_alignments): Likewise.
2578 * function.c (pass_instantiate_virtual_regs): Likewise.
2579 (pass_init_function): Likewise.
2580 (pass_leaf_regs): Likewise.
2581 (pass_match_asm_constraints): Likewise.
2582 * gimple-low.c (pass_lower_cf): Likewise.
2583 (pass_mark_used_blocks): Likewise.
2584 * init-regs.c (pass_initialize_regs): Likewise.
2585 * integrate.c (pass_initial_value_sets): Likewise.
2586 * ira.c (pass_ira): Likewise.
2587 * jump.c (pass_cleanup_barriers): Likewise.
2588 * omp-low.c (pass_expand_omp): Likewise.
2589 (pass_lower_omp): Likewise.
2590 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2591 * recog.c (pass_split_all_insns): Likewise.
2592 (pass_split_after_reload): Likewise.
2593 (pass_split_before_regstack): Likewise.
2594 (pass_split_before_sched2): Likewise.
2595 (pass_split_for_shorten_branches): Likewise.
2596 * reginfo.c (pass_reginfo_init): Likewise.
2597 (pass_subregs_of_mode_init): Likewise.
2598 (pass_subregs_of_mode_finish): Likewise.
2599 * passes.c (pass_postreload): Likewise.
2600 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2601 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2602 (pass_warn_function_return): Likewise.
2603 (pass_warn_function_noreturn): Likewise.
2604 * tree-complex.c (pass_lower_complex): Likewise.
2605 (pass_lower_complex_O0): Likewise.
2606 * tree-if-conv.c (pass_if_conversion): Likewise.
2607 * tree-into-ssa.c (pass_build_ssa): Likewise.
2608 * tree-mudflap.c (pass_mudflap_1): Likewise.
2609 (pass_mudflap_2): Likewise.
2610 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2611 (pass_mudflap_2): Likewise.
2612 * tree-nrv.c (pass_return_slot): Likewise.
2613 * tree-object-size.c (pass_object_sizes): Likewise.
2614 * tree-optimize.c (pass_all_optimizations): Likewise.
2615 (pass_early_local_passes): Likewise.
2616 (pass_all_early_optimizations): Likewise.
2617 (pass_cleanup_cfg): Likewise.
2618 (pass_cleanup_cfg_post_optimizing): Likewise.
2619 (pass_free_datastructures): Likewise.
2620 (pass_free_cfg_annotations): Likewise.
2621 (pass_fixup_cfg): Likewise.
2622 (pass_init_datastructures): Likewise.
2623 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2624 (pass_late_warn_uninitialized): Likewise.
2625 (pass_update_address_taken): Likewise.
2626 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2627 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2628 (pass_cse_sincos): Likewise.
2629 (pass_convert_to_rsqrt): Likewise.
2630 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2631 * tree-stdarg.c (pass_stdarg): Likewise.
2632 * tree-tailcall.c (pass_tail_recursion): Likewise.
2633 (pass_tail_calls): Likewise.
2634 * tree-vect-generic.c (pass_lower_vector): Likewise.
2635 (pass_lower_vector_ssa): Likewise.
2636 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2638 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2640 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2642 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2644 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2645 logical and signext.
2647 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2650 * config/sh/predicates.md (arith_operand): Check if the operand
2651 of TRUNCATE is a REG.
2653 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2655 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2656 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2658 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2660 * tree-iterator.c (tsi_split_statement_list_after,
2661 tsi_split_statement_list_before): Remove.
2662 * tree-iterator.h: Remove the prototypes for
2663 tsi_split_statement_list_after and tsi_split_statement_list_before.
2665 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2667 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2668 * tree-ssa-propagate.h: Remove the prototype for
2669 stmt_makes_single_load.
2671 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2673 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2674 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2676 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2678 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2680 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2682 * except.c (eh_region_outer_p): Remove.
2683 * except.h: Remove the prototype for eh_region_outer_p.
2685 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2687 * function.c (current_function_assembler_name): Remove.
2688 * function.h: Remove the prototype for
2689 current_function_assembler_name.
2691 2009-04-16 Ian Lance Taylor <iant@google.com>
2693 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2694 (add_reg_note): Call alloc_reg_note.
2695 * rtl.h (alloc_reg_note): Declare.
2696 * combine.c (try_combine): Use alloc_reg_note.
2697 (recog_for_combine, move_deaths): Likewise.
2698 (distribute_notes): Use alloc_reg_note and add_reg_note.
2699 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2700 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2701 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2703 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2705 PR rtl-optimization/39762
2706 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2707 ira_may_move_out_cost): Add comments about way of their usage.
2708 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2710 * ira-conflicts.c (process_regs_for_copy): Use function
2711 ira_get_register_move_cost instead of global
2712 ira_register_move_cost.
2714 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2715 color_pass, move_spill_restore, update_curr_costs): Ditto.
2717 * ira-lives.c (process_single_reg_class_operands): Ditto.
2719 * ira-emit.c (emit_move_list): Ditto.
2721 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2722 (record_reg_classes): Ditto. Use functions
2723 ira_get_register_move_cost and ira_get_may_move_cost instead of
2724 global vars ira_register_move_cost, ira_may_move_out_cost and
2725 ira_may_move_in_cost.
2726 (record_address_regs): Don't call ira_init_register_move_cost.
2727 Use function ira_get_may_move_cost instead of global
2728 ira_may_move_in_cost.
2729 (process_bb_node_for_hard_reg_moves): Use function
2730 ira_get_register_move_cost instead of global ira_register_move_cost.
2731 (ira_costs): Don't call ira_init_register_move_cost.
2733 2009-04-16 Richard Guenther <rguenther@suse.de>
2735 * tree-cfg.c (verify_gimple_assign_binary):
2736 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2737 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2738 (create_general_new_stmt): Note that this function is broken.
2740 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2742 * common.opt (fhelp): Add Var(help_flag).
2743 * gcc-plugin.h (plugin_info): Add help.
2744 * plugin.c (plugin_name_args): Add help.
2745 (register_plugin_info): Set plugin->help.
2746 (print_help_one_plugin): New.
2747 (print_plugins_help): New.
2748 * plugin.h (print_plugins_help): New.
2749 * toplev.c (toplev_main): Call print_plugins_help if needed.
2751 2009-04-16 Richard Guenther <rguenther@suse.de>
2753 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2754 (gimple_ior_addresses_taken_1): New function.
2755 (gimple_ior_addresses_taken): Likewise.
2756 * gimple.h (struct gimple_statement_with_ops_base): Remove
2757 addresses_taken member.
2758 (gimple_ior_addresses_taken): Declare.
2759 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2760 gimple_set_addresses_taken): Remove.
2761 * ipa-reference.c (mark_address): New function.
2762 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2763 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2764 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2765 (gimple_add_to_addresses_taken): Remove.
2766 (get_tmr_operands): Call mark_address_taken.
2767 (get_asm_expr_operands): Likewise.
2768 (get_expr_operands): Likewise.
2769 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2770 (free_stmt_operands): Do not free it.
2771 * tree-ssa.c (delete_tree_ssa): Likewise.
2772 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2774 2009-04-16 Richard Guenther <rguenther@suse.de>
2776 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2777 (walk_stmt_load_store_ops): Likewise.
2778 * gimple.c (get_base_loadstore): New function.
2779 (walk_stmt_load_store_addr_ops): Likewise.
2780 (walk_stmt_load_store_ops): Likewise.
2781 * ipa-pure-const.c (check_op): Simplify.
2782 (check_load, check_store): New functions.
2783 (check_stmt): Use walk_stmt_load_store_ops.
2784 * ipa-reference.c (mark_load): Adjust signature.
2785 (mark_store): Likewise.
2786 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2788 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2790 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2792 * opts.c (common_handle_option): Don't call print_version.
2793 * plugin.c (plugin_name_args): Add version.
2794 (register_plugin_info): New.
2795 (register_callback): Handle PLUGIN_INFO.
2796 (try_init_one_plugin): New.
2797 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2799 (finalize_one_plugin): New.
2800 (finalize_plugins): New.
2801 (print_one_plugin): New.
2802 (print_plugins_versions): New.
2803 * plugin.h (print_plugins_versions): New.
2804 (finalize_plugins): New.
2805 * toplev.c (compile_file): Don't call initialize_plugins.
2806 (print_version): Call print_plugins_versions.
2807 (toplev_main): Call initialize_plugins. Print version if needed.
2808 Call finalize_plugins.
2810 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2812 * common.opt (fversion): New.
2813 * gcc.c (print_version): New.
2814 (process_command): Don't print the version. Just set print_version.
2815 (main): Print version. Call subprocesses if print_version and
2816 verbose_flag are set.
2817 * opts.c (common_handle_option): Handle OPT_fversion.
2819 2009-04-16 Richard Guenther <rguenther@suse.de>
2820 Ira Rosen <irar@il.ibm.com>
2822 PR tree-optimization/39698
2823 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2824 type of the reduction variable. Only generate the def if
2827 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2828 make sure to first convert to an integer of the same precision.
2829 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2830 the type of the evolution correctly in computing the new
2831 induction variable base.
2833 2009-04-16 Richard Guenther <rguenther@suse.de>
2836 * tree-cfg.c (make_blocks): Split statements with to-be
2837 abnormal SSA names on the lhs.
2839 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2841 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2842 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2843 * c-typeck.c (really_start_incremental_init): Likewise.
2844 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2845 (TARGET_INITIALIZER): Remove it.
2846 * target.h (struct target): Remove vector_opaque_p.
2847 * tree.c (build_opaque_vector_type): New.
2848 * tree.h (TYPE_VECTOR_OPAQUE): New.
2849 (build_opaque_vector_type): Declare.
2850 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2851 * config/rs6000/rs6000.c (build_opaque_vector_type,
2852 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2853 (rs6000_init_builtins): Use build_opaque_vector_type for
2854 opaque_V4SI_type_node.
2856 2009-04-15 Catherine Moore <clm@codesourcery.com>
2858 * debug.h (set_name): Declare.
2859 * dwarf2out.c (dwarf2out_set_name): Declare.
2860 (dwarf2_debug_hooks): Add set_name.
2861 (find_AT_string): New.
2862 (add_AT_string): Call find_AT_string.
2863 (dwarf2out_set_name): New.
2864 * cp/decl.c (grokdeclarator): Call set_name.
2865 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2866 * debug.c (do_nothing_debug_hooks): Likewise.
2867 * dbxout.c (dbx_debug_hooks): Likewise.
2868 * sdbout.c (sdb_debug_hooks): Likewise.
2870 2009-04-15 Michael Eager <eager@eagercon.com>
2872 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2873 reg for single-precision FPU.
2874 * config/rs6000/rs6000.md (movsi_internal1): Only for
2876 (movsi_internal1_single): New. Add pattern to move SI values to/from
2877 single-precision FP regs.
2879 2009-04-15 Richard Guenther <rguenther@suse.de>
2881 * omp-low.c (lower_rec_input_clauses): Build correct address
2883 (expand_omp_for_generic): Fix multiplication type.
2884 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2885 (generate_memset_zero): Fix types.
2886 * tree-profile.c (prepare_instrumented_value): Correctly
2889 2009-04-15 Ian Lance Taylor <iant@google.com>
2891 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2892 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2893 for -Wall and for -Wc++-compat.
2894 (c_common_post_options): For C++, set warn_enum_compare if not
2896 * c-tree.h (struct c_expr): Add field original_type.
2897 (build_external_ref): Update declaration.
2898 * c-parser.c (c_parser_braced_init): Set original_type.
2899 (c_parser_initelt): Likewise.
2900 (c_parser_expr_no_commas): Likewise.
2901 (c_parser_conditional_expression): Likewise.
2902 (c_parser_cast_expression): Likewise.
2903 (c_parser_unary_expression): Likewise. Pull setting of
2904 original_code to top of function.
2905 (c_parser_sizeof_expression): Set original_type.
2906 (c_parser_alignof_expression): Likewise.
2907 (c_parser_postfix_expression): Likewise. Pull setting of
2908 original_code to top of function.
2909 (c_parser_postfix_expression_after_paren_type): Set original_type.
2910 (c_parser_postfix_expression_after_primary): Likewise.
2911 (c_parser_expression): Likewise.
2912 * c-typeck.c (build_external_ref): Add type parameter. Change all
2914 (c_expr_sizeof_expr): Set original_type field.
2915 (parser_build_unary_op): Likewise.
2916 (parser_build_binary_op): Likewise. Optionally warn about
2917 comparisons of enums of different types.
2918 (digest_init): Set original_type field.
2919 (really_start_incremental_init): Likewise.
2920 (push_init_level, pop_init_level): Likewise.
2921 * doc/invoke.texi (Warning Options): -Wenum-compare now
2924 2009-04-15 Richard Guenther <rguenther@suse.de>
2926 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2927 out a necessary conversion.
2928 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2929 names we didn't value number.
2930 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2932 2009-04-15 Richard Guenther <rguenther@suse.de>
2934 PR tree-optimization/39764
2935 * tree-ssa-ccp.c (get_value): Canonicalize value with
2936 canonicalize_float_value.
2938 2009-04-15 Jan Hubicka <jh@suse.cz>
2940 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2941 Wrong version of patch.
2943 2009-04-15 Jan Hubicka <jh@suse.cz>
2945 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2947 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2949 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2950 our distinct integral and vector types.
2952 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2954 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2955 * init.c (build_vtbl_address): Remove call to assemble_external.
2957 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2959 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2960 output for other floating point modes.
2962 2009-04-14 Diego Novillo <dnovillo@google.com>
2964 * diagnostic.c (diagnostic_report_diagnostic): Do not
2965 warn about loaded plugins for DK_ERROR and DK_WARNING.
2966 * c-decl.c (declspecs_add_type): Move call to
2967 invoke_plugin_callbacks ...
2968 * c-parser.c (c_parser_declspecs): ... here.
2969 * plugin.c (dump_active_plugins): Tidy output.
2971 2009-04-14 Diego Novillo <dnovillo@google.com>
2972 Le-Chun Wu <lcwu@google.com>
2974 * configure.ac: Add --enable-plugin support.
2975 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2976 * Makefile.in (PLUGIN_H): Define.
2977 Export ENABLE_PLUGIN and GMPINC to site.exp.
2978 Add PLUGINLIBS to link command.
2979 Add/modify dependencies for plugin.o and files including plugin.h.
2981 * config.in: Regenerate.
2983 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2986 2009-04-14 Le-Chun Wu <lcwu@google.com>
2988 * tree-pass.h (register_one_dump_file): Add a prototype for
2989 register_one_dump_file.
2990 * toplev.c (compile_file): Call initialize_plugins.
2991 (do_compile): Call invoke_plugin_callbacks.
2992 (toplev_main): Call invoke_plugin_callbacks.
2993 * common.opt: Add -fplugin= and -fplugin-arg-.
2994 * gcc-plugin.h: New public header file for plugins to include.
2995 * plugin.c: New source file.
2996 * plugin.h: New internal header file.
2997 * passes.c (register_one_dump_file): Make it external.
2999 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
3001 2009-04-14 Diego Novillo <dnovillo@google.com>
3003 * doc/plugins.texi: New.
3004 * doc/gccint.texi: Add reference to Plugins chapter.
3005 * doc/invoke.texi: Document -fplugin and -fplugin-arg
3006 * diagnostic.c (diagnostic_report_diagnostic): Warn about
3007 loaded plugins, if any.
3008 * timevar.def (TV_PLUGIN_INIT): Define.
3009 (TV_PLUGIN_RUN): Define.
3010 * plugin.c: Include timevar.h
3011 (plugins_active_p): New.
3012 (dump_active_plugins): New.
3013 (debug_active_plugins): New.
3015 2009-04-14 Joseph Myers <joseph@codesourcery.com>
3017 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
3019 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
3021 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
3023 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
3024 the same as a minus without a shift.
3026 2009-04-14 Nick Clifton <nickc@redhat.com>
3028 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
3029 comparisons with small integers will always produce a short
3032 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
3035 2008-12-19 Diego Novillo <dnovillo@google.com>
3037 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
3039 2009-04-14 Richard Guenther <rguenther@suse.de>
3041 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3043 (verify_gimple_assign_binary): Likewise. Handle shifts and
3045 (verify_gimple_phi): Print the mismatched argument position.
3046 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3048 (vect_update_init_of_dr): Likewise.
3049 * matrix-reorg.c (transform_access_sites): Do what the
3051 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3053 2009-04-13 Michael Eager <eager@eagercon.com>
3055 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3056 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3057 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3058 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3059 remove duplicate config
3061 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3063 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3064 file_name:line_number type locator of the call site.
3066 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3068 * genautomata.c: Put blank after comma.
3069 (automaton_decls): New.
3070 (struct unit_usage): Add comments to member next.
3071 (store_alt_unit_usage): Keep the list ordered.
3072 (unit_present_on_list_p, equal_alternatives_p): New.
3073 (check_regexp_units_distribution): Check units distribution
3074 correctness correctly.
3075 (main): Don't write automata if error is found. Return correct
3078 * config/m68k/cf.md (cfv4_ds): Remove.
3079 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3080 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3082 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3083 power4-load-ext, power4-store, power4-store-update,
3084 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3085 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3086 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3087 power4-sqrt, power4-isync): Modify reservation to make correct
3088 unit distribution to automata.
3090 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3091 power5-store-update, power5-two, power5-three, power5-lmul,
3092 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3094 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3096 * except.c (pass_set_nothrow_function_flags): Set name and add
3098 (set_nothrow_function_flags): Mention in the dump file when
3099 changing a function to nothrow.
3101 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3104 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3105 instead of unsigned long.
3107 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3109 * config/arm/arm.c (return_used_this_function): Remove.
3110 (arm_output_function_prologue): Remove use of
3111 return_used_this_function.
3112 (output_return_instruction): Replace use of
3113 return_used_this_function
3114 by cfun->machine->return_used_this_function.
3115 (arm_output_epilogue): Likewise.
3116 (arm_output_function_epilogue): Likewise.
3117 (thumb_unexpanded_epilogue): Likewise.
3118 * config/arm/arm.h (struct machine_function):
3119 New member return_used_this_function.
3121 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3123 * doc/install.texi: Correct description of default directory for
3124 --with-gxx-include-dir.
3126 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3128 * fold-const.c (build_range_check): Properly deal with enumeral and
3131 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3133 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3134 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3135 * params.h (MAX_GCSE_PASSES): Remove.
3136 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3137 in sequence. Remove ability to run multiple passes.
3138 (bypass_jumps): Report run as third CPROP pass.
3140 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3143 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3144 when deciding whether the whole SEQUENCE can throw.
3146 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3149 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3150 offseted label references.
3152 2009-04-11 Jan Hubicka <jh@suse.cz>
3154 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3156 2009-04-11 Richard Guenther <rguenther@suse.de>
3159 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3160 return variables as TREE_ADDRESSABLE.
3162 2009-04-11 Richard Guenther <rguenther@suse.de>
3164 PR tree-optimization/39713
3165 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3166 reference trees have SSA_NAME operands.
3168 2009-04-11 Richard Guenther <rguenther@suse.de>
3171 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3172 address expressions.
3174 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3176 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3177 match changes in Cygwin 1.7
3178 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3179 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3181 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3183 PR tree-optimization/39701
3184 * doc/invoke.texi (Optimization Options): Document change in
3185 meaning and initialization of -fdelete-null-pointer-checks.
3187 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3190 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3192 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3195 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3197 2009-04-10 Chao-ying Fu <fu@mips.com>
3199 * doc/tm.texi (Instruction Output): Document
3200 TARGET_ASM_FINAL_POSTSCAN_INSN.
3201 * target.h (final_postscan_insn): New field in asm_out.
3202 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3203 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3204 * final.c (final_scan_insn): Call
3205 targetm.asm_out.final_postscan_insn after outputting
3206 an asm macro and a normal instruction.
3208 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3209 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3210 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3211 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3212 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3214 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3217 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3218 variables as non-NULL even with -fdelete-null-pointer-checks.
3220 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3222 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3224 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3227 * config/i386/i386.c (classify_argument): Handle SCmode with
3228 (bit_offset % 64) != 0.
3230 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3232 * doc/invoke.texi (Optimize Options): Add cross-reference to
3233 -Q --help=optimizers examples.
3235 2009-04-10 Ben Elliston <bje@au.ibm.com>
3238 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3239 regalign for the reg == fpr and TDmode case.
3241 2009-04-09 David Ayers <ayers@fsfe.org>
3244 * objc/objc-act.c (warn_with_method): Remove helper function.
3245 (check_duplicates): Call warning and inform directly.
3246 (really_start_method): Likewise.
3248 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3250 * expmed.c (expand_divmod): Always use a comparison for a division
3251 by a large unsigned integer.
3253 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3254 for things others than variables or functions as nonzero.
3256 2009-04-09 Nick Clifton <nickc@redhat.com>
3258 * unwind-compat.c: Change copyright header to refer to version
3259 3 of the GNU General Public License with version 3.1 of the
3260 GCC Runtime Library Exception and to point readers at the
3261 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3262 * config/alpha/crtfastmath.c: Likewise.
3263 * config/alpha/linux-unwind.h: Likewise.
3264 * config/alpha/qrnnd.asm: Likewise.
3265 * config/alpha/vms-crt0-64.c: Likewise.
3266 * config/alpha/vms-crt0.c: Likewise.
3267 * config/alpha/vms-dwarf2.asm: Likewise.
3268 * config/alpha/vms-dwarf2eh.asm: Likewise.
3269 * config/alpha/vms-psxcrt0-64.c: Likewise.
3270 * config/alpha/vms-psxcrt0.c: Likewise.
3271 * config/alpha/vms_tramp.asm: Likewise.
3272 * config/arc/initfini.c: Likewise.
3273 * config/arc/lib1funcs.asm: Likewise.
3274 * config/arm/bpabi-v6m.S: Likewise.
3275 * config/arm/bpabi.S: Likewise.
3276 * config/arm/bpabi.c: Likewise.
3277 * config/arm/crti.asm: Likewise.
3278 * config/arm/crtn.asm: Likewise.
3279 * config/arm/ieee754-df.S: Likewise.
3280 * config/arm/ieee754-sf.S: Likewise.
3281 * config/arm/lib1funcs.asm: Likewise.
3282 * config/arm/libunwind.S: Likewise.
3283 * config/arm/linux-atomic.c: Likewise.
3284 * config/arm/mmintrin.h: Likewise.
3285 * config/arm/pr-support.c: Likewise.
3286 * config/arm/unaligned-funcs.c: Likewise.
3287 * config/arm/unwind-arm.c: Likewise.
3288 * config/arm/unwind-arm.h: Likewise.
3289 * config/avr/libgcc.S: Likewise.
3290 * config/bfin/crti.s: Likewise.
3291 * config/bfin/crtlibid.s: Likewise.
3292 * config/bfin/crtn.s: Likewise.
3293 * config/bfin/lib1funcs.asm: Likewise.
3294 * config/bfin/linux-unwind.h: Likewise.
3295 * config/cris/arit.c: Likewise.
3296 * config/cris/cris_abi_symbol.c: Likewise.
3297 * config/darwin-64.c: Likewise.
3298 * config/darwin-crt2.c: Likewise.
3299 * config/darwin-crt3.c: Likewise.
3300 * config/darwin.h: Likewise.
3301 * config/dbxelf.h: Likewise.
3302 * config/dfp-bit.c: Likewise.
3303 * config/dfp-bit.h: Likewise.
3304 * config/elfos.h: Likewise.
3305 * config/fixed-bit.c: Likewise.
3306 * config/fixed-bit.h: Likewise.
3307 * config/fp-bit.c: Likewise.
3308 * config/fp-bit.h: Likewise.
3309 * config/fr30/crti.asm: Likewise.
3310 * config/fr30/crtn.asm: Likewise.
3311 * config/fr30/lib1funcs.asm: Likewise.
3312 * config/freebsd-spec.h: Likewise.
3313 * config/frv/cmovd.c: Likewise.
3314 * config/frv/cmovh.c: Likewise.
3315 * config/frv/cmovw.c: Likewise.
3316 * config/frv/frvbegin.c: Likewise.
3317 * config/frv/frvend.c: Likewise.
3318 * config/frv/lib1funcs.asm: Likewise.
3319 * config/glibc-stdint.h: Likewise.
3320 * config/h8300/clzhi2.c: Likewise.
3321 * config/h8300/crti.asm: Likewise.
3322 * config/h8300/crtn.asm: Likewise.
3323 * config/h8300/ctzhi2.c: Likewise.
3324 * config/h8300/fixunssfsi.c: Likewise.
3325 * config/h8300/lib1funcs.asm: Likewise.
3326 * config/h8300/parityhi2.c: Likewise.
3327 * config/h8300/popcounthi2.c: Likewise.
3328 * config/i386/ammintrin.h: Likewise.
3329 * config/i386/att.h: Likewise.
3330 * config/i386/avxintrin.h: Likewise.
3331 * config/i386/biarch64.h: Likewise.
3332 * config/i386/bmmintrin.h: Likewise.
3333 * config/i386/cpuid.h: Likewise.
3334 * config/i386/cross-stdarg.h: Likewise.
3335 * config/i386/crtfastmath.c: Likewise.
3336 * config/i386/crtprec.c: Likewise.
3337 * config/i386/cygming-crtbegin.c: Likewise.
3338 * config/i386/cygming-crtend.c: Likewise.
3339 * config/i386/cygwin.asm: Likewise.
3340 * config/i386/emmintrin.h: Likewise.
3341 * config/i386/gmm_malloc.h: Likewise.
3342 * config/i386/gthr-win32.c: Likewise.
3343 * config/i386/i386.h: Likewise.
3344 * config/i386/immintrin.h: Likewise.
3345 * config/i386/linux-unwind.h: Likewise.
3346 * config/i386/linux64.h: Likewise.
3347 * config/i386/mm3dnow.h: Likewise.
3348 * config/i386/mmintrin-common.h: Likewise.
3349 * config/i386/mmintrin.h: Likewise.
3350 * config/i386/nmmintrin.h: Likewise.
3351 * config/i386/pmm_malloc.h: Likewise.
3352 * config/i386/pmmintrin.h: Likewise.
3353 * config/i386/smmintrin.h: Likewise.
3354 * config/i386/sol2-c1.asm: Likewise.
3355 * config/i386/sol2-ci.asm: Likewise.
3356 * config/i386/sol2-cn.asm: Likewise.
3357 * config/i386/sol2-gc1.asm: Likewise.
3358 * config/i386/tmmintrin.h: Likewise.
3359 * config/i386/unix.h: Likewise.
3360 * config/i386/w32-unwind.h: Likewise.
3361 * config/i386/wmmintrin.h: Likewise.
3362 * config/i386/x86-64.h: Likewise.
3363 * config/i386/x86intrin.h: Likewise.
3364 * config/i386/xmmintrin.h: Likewise.
3365 * config/ia64/crtbegin.asm: Likewise.
3366 * config/ia64/crtend.asm: Likewise.
3367 * config/ia64/crtfastmath.c: Likewise.
3368 * config/ia64/crti.asm: Likewise.
3369 * config/ia64/crtn.asm: Likewise.
3370 * config/ia64/fde-glibc.c: Likewise.
3371 * config/ia64/lib1funcs.asm: Likewise.
3372 * config/ia64/linux-unwind.h: Likewise.
3373 * config/ia64/quadlib.c: Likewise.
3374 * config/ia64/unwind-ia64.c: Likewise.
3375 * config/linux.h: Likewise.
3376 * config/m32c/m32c-lib1.S: Likewise.
3377 * config/m32c/m32c-lib2-trapv.c: Likewise.
3378 * config/m32c/m32c-lib2.c: Likewise.
3379 * config/m32r/initfini.c: Likewise.
3380 * config/m68hc11/larith.asm: Likewise.
3381 * config/m68hc11/m68hc11-crt0.S: Likewise.
3382 * config/m68k/cf.md: Likewise.
3383 * config/m68k/crti.s: Likewise.
3384 * config/m68k/crtn.s: Likewise.
3385 * config/m68k/lb1sf68.asm: Likewise.
3386 * config/m68k/linux-unwind.h: Likewise.
3387 * config/mcore/crti.asm: Likewise.
3388 * config/mcore/crtn.asm: Likewise.
3389 * config/mcore/lib1.asm: Likewise.
3390 * config/mips/linux-unwind.h: Likewise.
3391 * config/mips/loongson.h: Likewise.
3392 * config/mips/mips16.S: Likewise.
3393 * config/mmix/crti.asm: Likewise.
3394 * config/mmix/crtn.asm: Likewise.
3395 * config/pa/fptr.c: Likewise.
3396 * config/pa/hpux-unwind.h: Likewise.
3397 * config/pa/lib2funcs.asm: Likewise.
3398 * config/pa/linux-atomic.c: Likewise.
3399 * config/pa/linux-unwind.h: Likewise.
3400 * config/pa/milli64.S: Likewise.
3401 * config/pa/quadlib.c: Likewise.
3402 * config/pa/stublib.c: Likewise.
3403 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3404 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3405 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3406 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3407 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3408 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3409 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3410 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3411 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3412 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3413 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3414 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3415 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3416 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3417 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3418 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3419 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3420 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3421 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3422 * config/rs6000/750cl.h: Likewise.
3423 * config/rs6000/altivec.h: Likewise.
3424 * config/rs6000/biarch64.h: Likewise.
3425 * config/rs6000/crtresfpr.asm: Likewise.
3426 * config/rs6000/crtresgpr.asm: Likewise.
3427 * config/rs6000/crtresxfpr.asm: Likewise.
3428 * config/rs6000/crtresxgpr.asm: Likewise.
3429 * config/rs6000/crtsavfpr.asm: Likewise.
3430 * config/rs6000/crtsavgpr.asm: Likewise.
3431 * config/rs6000/darwin-asm.h: Likewise.
3432 * config/rs6000/darwin-fallback.c: Likewise.
3433 * config/rs6000/darwin-fpsave.asm: Likewise.
3434 * config/rs6000/darwin-ldouble.c: Likewise.
3435 * config/rs6000/darwin-tramp.asm: Likewise.
3436 * config/rs6000/darwin-unwind.h: Likewise.
3437 * config/rs6000/darwin-vecsave.asm: Likewise.
3438 * config/rs6000/darwin-world.asm: Likewise.
3439 * config/rs6000/e500crtres32gpr.asm: Likewise.
3440 * config/rs6000/e500crtres64gpr.asm: Likewise.
3441 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3442 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3443 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3444 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3445 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3446 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3447 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3448 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3449 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3450 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3451 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3452 * config/rs6000/eabi-ci.asm: Likewise.
3453 * config/rs6000/eabi-cn.asm: Likewise.
3454 * config/rs6000/eabi.asm: Likewise.
3455 * config/rs6000/linux-unwind.h: Likewise.
3456 * config/rs6000/linux64.h: Likewise.
3457 * config/rs6000/paired.h: Likewise.
3458 * config/rs6000/paired.md: Likewise.
3459 * config/rs6000/ppc64-fp.c: Likewise.
3460 * config/rs6000/ppu_intrinsics.h: Likewise.
3461 * config/rs6000/rs6000.h: Likewise.
3462 * config/rs6000/si2vmx.h: Likewise.
3463 * config/rs6000/sol-ci.asm: Likewise.
3464 * config/rs6000/sol-cn.asm: Likewise.
3465 * config/rs6000/spe.h: Likewise.
3466 * config/rs6000/spu2vmx.h: Likewise.
3467 * config/rs6000/sysv4.h: Likewise.
3468 * config/rs6000/tramp.asm: Likewise.
3469 * config/rs6000/vec_types.h: Likewise.
3470 * config/s390/linux-unwind.h: Likewise.
3471 * config/s390/tpf-unwind.h: Likewise.
3472 * config/score/crti.asm: Likewise.
3473 * config/score/crtn.asm: Likewise.
3474 * config/sh/crt1.asm: Likewise.
3475 * config/sh/crti.asm: Likewise.
3476 * config/sh/crtn.asm: Likewise.
3477 * config/sh/divtab-sh4-300.c: Likewise.
3478 * config/sh/divtab-sh4.c: Likewise.
3479 * config/sh/divtab.c: Likewise.
3480 * config/sh/lib1funcs-4-300.asm: Likewise.
3481 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3482 * config/sh/lib1funcs.asm: Likewise.
3483 * config/sh/lib1funcs.h: Likewise.
3484 * config/sh/linux-atomic.asm: Likewise.
3485 * config/sh/linux-unwind.h: Likewise.
3486 * config/sh/shmedia.h: Likewise.
3487 * config/sh/sshmedia.h: Likewise.
3488 * config/sh/ushmedia.h: Likewise.
3489 * config/sparc/crtfastmath.c: Likewise.
3490 * config/sparc/linux-unwind.h: Likewise.
3491 * config/sparc/sol2-c1.asm: Likewise.
3492 * config/sparc/sol2-ci.asm: Likewise.
3493 * config/sparc/sol2-cn.asm: Likewise.
3494 * config/spu/divmodti4.c: Likewise.
3495 * config/spu/divv2df3.c: Likewise.
3496 * config/spu/float_disf.c: Likewise.
3497 * config/spu/float_unsdidf.c: Likewise.
3498 * config/spu/float_unsdisf.c: Likewise.
3499 * config/spu/float_unssidf.c: Likewise.
3500 * config/spu/mfc_multi_tag_release.c: Likewise.
3501 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3502 * config/spu/mfc_tag_release.c: Likewise.
3503 * config/spu/mfc_tag_reserve.c: Likewise.
3504 * config/spu/mfc_tag_table.c: Likewise.
3505 * config/spu/multi3.c: Likewise.
3506 * config/spu/spu_internals.h: Likewise.
3507 * config/spu/spu_intrinsics.h: Likewise.
3508 * config/spu/spu_mfcio.h: Likewise.
3509 * config/spu/vec_types.h: Likewise.
3510 * config/spu/vmx2spu.h: Likewise.
3511 * config/stormy16/stormy16-lib2.c: Likewise.
3512 * config/svr4.h: Likewise.
3513 * config/sync.c: Likewise.
3514 * config/v850/lib1funcs.asm: Likewise.
3515 * config/vxlib-tls.c: Likewise.
3516 * config/vxlib.c: Likewise.
3517 * config/vxworks-dummy.h: Likewise.
3518 * config/xtensa/crti.asm: Likewise.
3519 * config/xtensa/crtn.asm: Likewise.
3520 * config/xtensa/ieee754-df.S: Likewise.
3521 * config/xtensa/ieee754-sf.S: Likewise.
3522 * config/xtensa/lib1funcs.asm: Likewise.
3523 * config/xtensa/lib2funcs.S: Likewise.
3524 * config/xtensa/linux-unwind.h: Likewise.
3525 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3526 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3527 * coretypes.h: Likewise.
3528 * crtstuff.c: Likewise.
3529 * defaults.h: Likewise.
3530 * dwarf2.h: Likewise.
3531 * emutls.c: Likewise.
3532 * gbl-ctors.h: Likewise.
3533 * gcov-io.h: Likewise.
3534 * ginclude/float.h: Likewise.
3535 * ginclude/iso646.h: Likewise.
3536 * ginclude/stdarg.h: Likewise.
3537 * ginclude/stdbool.h: Likewise.
3538 * ginclude/stddef.h: Likewise.
3539 * ginclude/stdfix.h: Likewise.
3540 * ginclude/stdint-gcc.h: Likewise.
3541 * ginclude/tgmath.h: Likewise.
3542 * gthr-aix.h: Likewise.
3543 * gthr-dce.h: Likewise.
3544 * gthr-gnat.c: Likewise.
3545 * gthr-gnat.h: Likewise.
3546 * gthr-lynx.h: Likewise.
3547 * gthr-mipssde.h: Likewise.
3548 * gthr-nks.h: Likewise.
3549 * gthr-posix.c: Likewise.
3550 * gthr-posix.h: Likewise.
3551 * gthr-posix95.h: Likewise.
3552 * gthr-rtems.h: Likewise.
3553 * gthr-single.h: Likewise.
3554 * gthr-solaris.h: Likewise.
3555 * gthr-tpf.h: Likewise.
3556 * gthr-vxworks.h: Likewise.
3557 * gthr-win32.h: Likewise.
3559 * libgcc2.c: Likewise.
3560 * libgcc2.h: Likewise.
3561 * libgcov.c: Likewise.
3562 * tsystem.h: Likewise.
3563 * typeclass.h: Likewise.
3564 * unwind-c.c: Likewise.
3565 * unwind-compat.h: Likewise.
3566 * unwind-dw2-fde-compat.c: Likewise.
3567 * unwind-dw2-fde-darwin.c: Likewise.
3568 * unwind-dw2-fde-glibc.c: Likewise.
3569 * unwind-dw2-fde.c: Likewise.
3570 * unwind-dw2-fde.h: Likewise.
3571 * unwind-dw2.c: Likewise.
3572 * unwind-dw2.h: Likewise.
3573 * unwind-generic.h: Likewise.
3574 * unwind-pe.h: Likewise.
3575 * unwind-sjlj.c: Likewise.
3576 * unwind.inc: Likewise.
3577 * config/arm/neon-gen.ml: Change generated copyright header to
3578 refer to version 3 of the GNU General Public License with
3579 version 3.1 of the GCC Runtime Library Exception and to point
3580 readers at the COPYING3 and COPYING3.RUNTIME files and the
3581 FSF's license web page.
3582 * config/arm/arm_neon.h: Regenerate.
3584 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3586 * config/cris/cris.md: Change copyright header to refer to version
3587 3 of the GNU General Public License.
3588 * doc/install.texi2html: Change copyright header to refer to version
3589 3 of the GNU General Public License and to point readers at the
3590 COPYING3 file and the FSF's license web page.
3591 * config/vax/linux.h: Likewise.
3593 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3595 * config/i386/i386.md (cmpcc): New.
3596 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3597 (sync_compare_and_swap_cc*): Delete.
3599 * config/s390/s390.c (s390_compare_emitted): Remove.
3600 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3601 s390_compare_emitted used to be handled. Assert that modes match.
3602 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3603 refer to sync_compare_and_swap_ccsi.
3604 * config/s390/s390.h (s390_compare_emitted): Remove.
3605 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3606 instead of s390_compare_emitted.
3607 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3608 instead of s390_compare_emitted.
3609 * config/s390/s390.md (cmpcc): New.
3610 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3611 CC_REGNUM, do not pretend it's set.
3612 (sync_compare_and_swap_cc*): Delete.
3613 * config/s390/predicates.md (cc_reg_operand): New.
3615 * expr.c (sync_compare_and_swap_cc): Delete.
3616 * optabs.h (sync_compare_and_swap_cc): Delete.
3617 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3618 is being used with can_compare_p.
3619 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3621 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3622 look for a MODE_CC set instead. Use emit_store_flag.
3623 (expand_compare_and_swap_loop): Likewise, with some additional
3624 complication to avoid a force_reg when useless. Use
3625 emit_cmp_and_jump_insns.
3626 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3627 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3628 sync_compare_and_swap documentation.
3630 2009-04-09 Jan Hubicka <jh@suse.cz>
3632 * except.c (find_prev_try): Break out from ....
3633 (duplicate_eh_regions): ... here; properly update prev_try pointers
3634 when duplication part of tree.
3635 (dump_eh_tree): Improve dumping.
3636 (verify_eh_region): New.
3637 (verify_eh_tree): Use it.
3639 2009-04-06 Richard Guenther <rguenther@suse.de>
3641 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3642 &ARRAY addresses by adjusting their types and prepending
3644 * tree-cfg.c (verify_gimple_assign_single): Verify that
3645 addresses are correct.
3647 2009-04-09 Richard Guenther <rguenther@suse.de>
3649 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3650 indices into an array reference if possible.
3651 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3652 Fold POINTER_PLUS_EXPR statements with invariant address.
3654 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3657 * config.gcc (powerpc64-*-linux*): Always build biarch.
3659 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3662 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3663 it and pedwarn if this results in an INTEGER_CST.
3665 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3667 * doc/install.texi: Update minimum GMP version. Remove obsolete
3668 text in MPFR section.
3670 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3672 * dwarf2out.c (class_scope_p): New static inline.
3673 (class_or_namespace_scope_p): Use it.
3674 (gen_variable_die): Use DW_TAG_member tag for static data member
3675 declarations instead of DW_TAG_variable.
3678 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3681 2009-04-08 Richard Guenther <rguenther@suse.de>
3683 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3684 valueize random data.
3686 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3688 * config.gcc (aix tm_file): Add aix-stdint.h.
3689 (aix tm clause use_gcc_stdint): Set to wrap.
3690 * config/rs6000/aix-stdint.h: New file.
3692 2009-04-08 Richard Guenther <rguenther@suse.de>
3695 * tree-dfa.c (add_referenced_var): Do not recurse into
3696 global initializers.
3697 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3699 (fold_const_aggregate_ref): Likewise.
3701 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3703 * recog.c (ordered_comparison_operator): New.
3704 * gensupport.c (std_preds): Add it.
3705 * doc/md.texi (Machine-Independent Predicates): Document it.
3707 2009-04-08 Jan Hubicka <jh@suse.cz>
3709 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3710 * function.h (rtl_eh): Remove exception_handler_label_map.
3711 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3712 remove_exception_handler_label, for_each_eh_label_1): Remove.
3713 (rtl_remove_unreachable_regions): Remove.
3714 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3715 (find_exception_handler_labels): Don't build the hashtable.
3716 (maybe_remove_eh_handler): Remove.
3717 (for_each_eh_label): Rewrite to walk the tree.
3718 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3719 * except.h (maybe_remove_eh_handler): Remove.
3720 * passes.c (init_optimization_passes): Schedule second EH cleanup
3722 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3723 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3725 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3727 * genoutput.c (validate_optab_operands): New.
3728 (gen_insn, gen_expand): Call it.
3730 * genflags.c (gen_insn): Detect misused iterators.
3731 (main): Pass line_no to gen_insn, exit with status 1 on error.
3733 * genextract.c (line_no): Make global.
3734 (VEC_safe_set_locstr): Change assertion to error message.
3735 (main): Exit with status 1 on error.
3737 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3741 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3742 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3743 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3744 * c-convert.c (convert): Do not call fold on results of conversion
3745 functions when the result is a C_MAYBE_CONST_EXPR.
3746 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3747 of __builtin_choose_expr.
3748 * c-typeck.c (remove_c_maybe_const_expr): New.
3749 (build_unary_op, build_conditional_expr, build_compound_expr,
3750 build_binary_op, c_objc_common_truthvalue_conversion): Call
3751 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3754 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3756 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3757 CODE to produce a new one. Add a prototype to use fold_convert_const
3759 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3762 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3763 mix declarations and code.
3765 2009-04-08 Ben Elliston <bje@au.ibm.com>
3767 * gcc.c: Replace `CC' with `GCC' throughout.
3769 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3771 * doc/invoke.texi: Document Atom support.
3773 2009-04-07 Jason Merrill <jason@redhat.com>
3776 * c-common.h, c-common.c: Add flag_pretty_templates.
3777 * c-opts.c (c_common_handle_option): Set it.
3778 * c.opt: Add -fno-pretty-templates.
3779 * doc/invoke.texi (C++ Dialect Options): Likewise.
3781 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3783 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3784 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3785 (ia64_expand_builtin): Likewise.
3787 2009-04-07 Martin Jambor <mjambor@suse.cz>
3789 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3790 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3791 ADDR_EXPRS are include too.
3793 2009-04-07 Richard Guenther <rguenther@suse.de>
3795 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3796 decls are only used if passes as parameters or if they are
3797 local statics and the call is not to a builtin.
3798 (call_may_clobber_ref_p_1): Likewise.
3800 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3802 * expr.c (do_store_flag): Remove last argument. Simplify code
3803 to avoid duplication of tests already done by can_compare_p.
3804 (expand_expr_real_1): Adjust caller.
3806 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3808 * optabs.c (can_compare_p): Test the predicate of a
3809 cbranch and cstore pattern.
3811 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3813 * expr.c (convert_move): Use emit_store_flag instead of
3816 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3818 * config/i386/i386.c (ix86_compare_emitted): Remove.
3819 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3820 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3821 * config/i386/i386.h (ix86_compare_emitted): Remove.
3822 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3823 instead of ix86_compare_emitted.
3824 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3826 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3828 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3829 Add t-sysroot-suffix to tmake_file.
3830 * config/print-sysroot-suffix.sh: New file.
3831 * config/t-sysroot-suffix: New file.
3833 2009-04-07 Ben Elliston <bje@au.ibm.com>
3835 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3836 as the latter produces a warning when the target does not support
3839 2009-04-07 Ben Elliston <bje@au.ibm.com>
3841 * dfp.c: Replace type punning assignments with memcpy throughout.
3842 * Makefile.in (dfp.o-warn): Remove.
3844 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3847 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3848 Include soft-fp/t-softfp after rs6000/t-linux64.
3850 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3852 * stor-layout.c (set_sizetype): Use the full precision of their
3853 machine mode for bitsize types.
3855 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3857 * config/i386/i386.md: Revert 2 accidental checkins.
3859 2009-04-06 Joey Ye <joey.ye@intel.com>
3860 Xuepeng Guo <xuepeng.guo@intel.com>
3861 H.J. Lu <hongjiu.lu@intel.com>
3863 Atom pipeline model, tuning and insn selection.
3864 * config.gcc (atom): Add atom config options and target.
3866 * config/i386/atom.md: New.
3868 * config/i386/i386.c (atom_cost): New cost.
3869 (m_ATOM): New macro flag.
3870 (initial_ix86_tune_features): Set m_ATOM.
3871 (x86_accumulate_outgoing_args): Likewise.
3872 (x86_arch_always_fancy_math_387): Likewise.
3873 (processor_target): Add Atom cost.
3874 (cpu_names): Add Atom cpu name.
3875 (override_options): Set Atom ISA.
3876 (ix86_issue_rate): New case PROCESSOR_ATOM.
3877 (ix86_adjust_cost): Likewise.
3879 * config/i386/i386.h (TARGET_ATOM): New target macro.
3880 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3881 (TARGET_OPT_AGU): New target option.
3882 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3883 (processor_type): Add PROCESSOR_ATOM.
3885 * config/i386/i386.md (cpu): Add new value "atom".
3886 (use_carry, movu): New attr.
3887 (atom.md): Include atom.md.
3888 (adddi3_carry_rex64): Set attr "use_carry".
3889 (addqi3_carry): Likewise.
3890 (addhi3_carry): Likewise.
3891 (addsi3_carry): Likewise.
3892 (*addsi3_carry_zext): Likewise.
3893 (subdi3_carry_rex64): Likewise.
3894 (subqi3_carry): Likewise.
3895 (subhi3_carry): Likewise.
3896 (subsi3_carry): Likewise.
3897 (x86_movdicc_0_m1_rex64): Likewise.
3898 (*x86_movdicc_0_m1_se): Likewise.
3899 (x86_movsicc_0_m1): Likewise.
3900 (*x86_movsicc_0_m1_se): Likewise.
3901 (*adddi_1_rex64): Emit add insn as much as possible.
3902 (*addsi_1): Likewise.
3903 (return_internal): Set atom_unit.
3904 (return_internal_long): Likewise.
3905 (return_pop_internal): Likewise.
3906 (*rcpsf2_sse): Set atom_sse_attr attr.
3907 (*qrt<mode>2_sse): Likewise.
3908 (*prefetch_sse): Likewise.
3910 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3912 (ix86_target_macros_internal): Likewise.
3914 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3915 (*prefetch_sse_rex): Likewise.
3916 (sse_rcpv4sf2): Likewise.
3917 (sse_vmrcpv4sf2): Likewise.
3918 (sse_sqrtv4sf2): Likewise.
3919 (<sse>_vmsqrt<mode>2): Likewise.
3920 (sse_ldmxcsr): Likewise.
3921 (sse_stmxcsr): Likewise.
3922 (*sse_sfence): Likewise.
3923 (sse2_clflush): Likewise.
3924 (*sse2_mfence): Likewise.
3925 (*sse2_lfence): Likewise.
3926 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3927 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3928 (avx_movdqu<avxmodesuffix>): Likewise.
3929 (avx_lddqu<avxmodesuffix>): Likewise.
3930 (sse2_movntv2di): Change attr "type" to "ssemov".
3931 (sse2_movntsi): Likewise.
3932 (rsqrtv8sf2): Change attr "type" to "sseadd".
3933 (sse3_addsubv2df3): Set attr "atom_unit".
3934 (sse3_h<plusminus_insn>v4sf3): Likewise.
3935 (*sse2_pmaddwd): Likewise.
3936 (*vec_extractv2di_1_rex64): Likewise.
3937 (*vec_extractv2di_1_avx): Likewise.
3938 (sse2_psadbw): Likewise.
3939 (ssse3_phaddwv8hi3): Likewise.
3940 (ssse3_phaddwv4hi3): Likewise.
3941 (ssse3_phadddv4si3): Likewise.
3942 (ssse3_phadddv2si3): Likewise.
3943 (ssse3_phaddswv8hi3): Likewise.
3944 (ssse3_phaddswv4hi3): Likewise.
3945 (ssse3_phsubwv8hi3): Likewise.
3946 (ssse3_phsubwv4hi3): Likewise.
3947 (ssse3_phsubdv4si3): Likewise.
3948 (ssse3_phsubdv2si3): Likewise.
3949 (ssse3_phsubswv8hi3): Likewise.
3950 (ssse3_phsubswv4hi3): Likewise.
3951 (ssse3_pmaddubsw128): Likewise.
3952 (sse3_pmaddubsw: Likewise.
3953 (ssse3_palignrti): Likewise.
3954 (ssse3_palignrdi): Likewise.
3956 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3958 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3960 2009-04-06 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/28868
3963 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3964 of which PHI results we inserted.
3965 (insert_into_preds_of_block): Record inserted PHIs.
3966 (eliminate): Eliminate redundant PHI nodes.
3967 (init_pre): Init inserted_phi_names.
3969 2009-04-06 Richard Guenther <rguenther@suse.de>
3971 PR tree-optimization/39643
3972 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3973 IMAGPART_EXPRs of complex constants.
3974 (execute_fold_all_builtins): If we folded a call queue
3975 TODO_update_address_taken.
3977 2009-04-06 Jan Hubicka <jh@suse.cz>
3980 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3983 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3985 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3987 (ic_invalidate_array): Likewise.
3989 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3991 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3992 alignment for library calls.
3994 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3996 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3997 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3998 * config/i386/mingw-stdint.h: New file.
4000 2009-04-05 Richard Guenther <rguenther@suse.de>
4002 PR tree-optimization/39648
4003 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
4004 our &A vs. &A[0] IL deficiencies.
4006 2009-04-04 Jan Hubicka <jh@suse.cz>
4008 * except.c (sjlj_find_directly_reachable_regions): Be ready for
4009 removed toplevel regions.
4010 (sjlj_mark_call_sites): Likewise.
4012 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
4014 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
4015 (cygwin tm clause use_gcc_stdint): Set to wrap.
4016 * config/i386/cygwin-stdint.h: New file.
4018 2009-04-04 Richard Guenther <rguenther@suse.de>
4020 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
4021 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
4022 single-argument PHIs if we are in loop-closed SSA form.
4023 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
4024 for the pre-condition.
4025 (slpeel_tree_peel_loop_to_edge): Likewise.
4026 (vect_build_loop_niters): Take an optional sequence to append stmts.
4027 (vect_generate_tmps_on_preheader): Likewise.
4028 (vect_do_peeling_for_loop_bound): Take extra guards for the
4030 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
4031 the cost model check.
4032 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
4033 guards if we are going to peel. Do not apply versioning in that case.
4034 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
4035 (vect_do_peeling_for_loop_bound): Likewise.
4036 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
4037 loop bound only record extra pre-conditions, do not apply loop
4040 2009-04-04 Richard Guenther <rguenther@suse.de>
4042 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4045 2009-04-04 Jan Hubicka <jh@suse.cz>
4047 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4048 last_basic_block for size of bb->index indexed array.
4049 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4050 compute_out, link_btr_uses, build_btr_def_use_webs,
4051 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4053 2009-04-04 Jan Hubicka <jh@suse.cz>
4055 * except.c (remove_eh_handler_and_replace): Break out from ...
4056 (remove_eh_handler): ... here.
4057 (bring_to_root): New function.
4058 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4059 handled ones, bring others to root of tree.
4061 2009-04-04 Jan Hubicka <jh@suse.cz>
4063 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4064 (all_phis_safe_to_merge): New function.
4065 (update_info): New structure.
4066 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4067 (cleanup_empty_eh): Update SSA if possible.
4069 2009-04-04 Richard Guenther <rguenther@suse.de>
4071 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4072 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4073 (append_vuse): Likewise.
4075 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4077 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4078 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4079 instead of REG_UNSAVED for DW_CFA_undefined.
4080 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4081 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4084 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4087 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4088 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4089 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4091 2009-04-04 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/8781
4094 PR tree-optimization/37892
4095 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4096 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4097 (valueize_refs): Call it for *& valueizations.
4098 (shared_reference_ops_from_ref): Rename to ...
4099 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4100 (shared_reference_ops_from_call): Rename to ...
4101 (valueize_shared_reference_ops_from_call): ... this and valueize.
4102 (vn_reference_lookup): Update.
4103 (visit_reference_op_call): Likewise.
4104 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4105 (eliminate): Value-replace the call address in call statements.
4107 2009-04-04 Richard Guenther <rguenther@suse.de>
4109 PR tree-optimization/39636
4110 * tree-ssa-forwprop.c
4111 (forward_propagate_addr_into_variable_array_index): Check for
4112 GIMPLE_ASSIGN before accessing the rhs code.
4114 2009-04-03 Jason Merrill <jason@redhat.com>
4116 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4118 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4120 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4121 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4122 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4123 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4124 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4125 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4126 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4127 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4128 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4129 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4130 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4131 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4132 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4133 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4134 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4135 Use fr_reg_or_fp01_operand instead of fr_register_operand
4137 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4138 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4139 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4141 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4143 PR rtl-optimization/39607
4144 PR rtl-optimization/39631
4148 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4149 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4150 instead of DF_LR_OUT.
4151 * ira-lives.c (process_bb_node_lives): Ditto.
4152 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4153 instead of DF_LR_{OUT,IN}.
4154 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4155 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4157 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4159 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4160 (execute_lower_omp): Always run but take the short way out if -fopenmp
4162 (gate_lower_omp): Remove, forcing the pass manager to always run the
4163 pass and always set PROP_gimple_lomp.
4164 (pass_lower_omp): Remove gate function.
4165 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4166 PROP_trees. Instead, require it.
4167 * ipa-cp.c (pass_ipa_cp): Likewise.
4168 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4169 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4170 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4171 and PROP_gimple_leh.
4173 2009-04-03 Richard Guenther <rguenther@suse.de>
4176 PR tree-optimization/23940
4177 PR tree-optimization/33237
4180 PR tree-optimization/36201
4181 PR tree-optimization/36230
4182 PR tree-optimization/38049
4183 PR tree-optimization/38207
4184 PR tree-optimization/38230
4185 PR tree-optimization/38301
4186 PR tree-optimization/38585
4188 PR tree-optimization/38985
4189 PR tree-optimization/39299
4190 * tree-ssa-structalias.h: Remove.
4191 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4192 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4193 (struct vuse_element_d): Remove.
4194 (struct vuse_vec_d): Likewise.
4195 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4196 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4197 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4198 VUSE_ELEMENT_VAR): Likewise.
4199 (struct voptype_d): Likewise.
4200 (NUM_VOP_FREE_BUCKETS): Likewise.
4201 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4202 (struct stmt_operands_d): Remove.
4203 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4204 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4205 VDEF_NUM, VDEF_VECT): Likewise.
4206 (copy_virtual_operands): Remove.
4207 (operand_build_cmp): Likewise.
4208 (create_ssa_artificial_load_stmt): Likewise.
4209 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4210 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4211 vuse_index and mayuse_index members. Pack and move done and iter_type
4212 members to the front.
4213 (SSA_OP_VMAYUSE): Remove.
4214 (SSA_OP_VIRTUAL_USES): Adjust.
4215 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4216 (unlink_stmt_vdef): Declare.
4217 (add_to_addressable_set): Remove.
4218 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4219 (vrp_visit_stmt): Likewise.
4220 * doc/tree-ssa.texi (Alias analysis): Update.
4221 * doc/invoke.texi (max-aliased-vops): Remove docs.
4222 (avg-aliased-vops): Likewise.
4223 * tree-into-ssa.c (syms_to_rename): Remove.
4224 (need_to_update_vops_p): Likewise.
4225 (need_to_initialize_update_ssa_p): Rename to ...
4226 (update_ssa_initialized_fn): ... this. Track function we are
4228 (symbol_marked_for_renaming): Simplify.
4229 (add_new_name_mapping): Do not set need_to_update_vops_p.
4230 (dump_currdefs): Use SYMS_TO_RENAME.
4231 (rewrite_update_stmt): Always walk all uses/defs.
4232 (dump_update_ssa): Adjust.
4233 (init_update_ssa): Take function argument. Track what we are
4235 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4236 (create_new_def_for): Initialize for cfun, assert we are initialized
4238 (mark_sym_for_renaming): Simplify.
4239 (mark_set_for_renaming): Do not initialize update-ssa.
4240 (need_ssa_update_p): Simplify. Take function argument.
4241 (name_mappings_registered_p): Assert we ask for the correct function.
4242 (name_registered_for_update_p): Likewise.
4243 (ssa_names_to_replace): Likewise.
4244 (release_ssa_name_after_update_ssa): Likewise.
4245 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4246 (dump_decl_set): Do not print a newline.
4247 (debug_decl_set): Do it here.
4248 (dump_update_ssa): And here.
4249 * tree-ssa-loop-im.c (move_computations): Adjust.
4250 (movement_possibility): Likewise.
4251 (determine_max_movement): Likewise.
4252 (gather_mem_refs_stmt): Likewise.
4253 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4255 * tree-complex.c (update_all_vops): Remove.
4256 (expand_complex_move): Adjust.
4257 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4258 Simplify test for memory referencing statement. Exclude
4259 non-invariant ADDR_EXPRs.
4260 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4261 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4262 (rdg_flag_uses): Likewise.
4263 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4265 (tree_optimize_tail_calls_1): Also split the
4266 edge from the entry block if we have degenerate PHI nodes in
4267 the first basic block.
4268 * tree.c (init_ttree): Remove memory-tag related code.
4269 (tree_code_size): Likewise.
4270 (tree_node_structure): Likewise.
4271 (build7_stat): Re-write to be build6_stat.
4272 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4273 (SSA_VAR_P): Adjust.
4274 (struct tree_memory_tag): Remove.
4275 (struct tree_memory_partition_tag): Likewise.
4276 (union tree_node): Adjust.
4277 (build7): Re-write to be build6.
4278 * tree-pass.h (pass_reset_cc_flags): Remove.
4279 (TODO_update_address_taken): New flag.
4280 (pass_simple_dse): Remove.
4281 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4282 * params.h (MAX_ALIASED_VOPS): Remove.
4283 (AVG_ALIASED_VOPS): Likewise.
4284 * omp-low.c (expand_omp_taskreg): Update SSA form.
4285 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4286 aliases the lhs in a copy stmt.
4287 * tree-ssa-dse.c (struct address_walk_data): Remove.
4288 (memory_ssa_name_same): Likewise.
4289 (memory_address_same): Likewise.
4290 (get_kill_of_stmt_lhs): Likewise.
4291 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4292 unused stores. Look through PHI nodes into post-dominated regions.
4293 (dse_optimize_stmt): Simplify. Properly remove stores.
4294 (tree_ssa_dse): Compute dominators.
4295 (execute_simple_dse): Remove.
4296 (pass_simple_dse): Likewise.
4297 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4298 gimple_loaded_syms and gimple_stored_syms computation.
4299 * toplev.c (dump_memory_report): Dump alias and pta stats.
4300 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4301 (vn_reference_eq): Likewise.
4302 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4303 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4304 valueize_vuses): Remove.
4305 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4306 (get_def_ref_stmt_vuse): ... this.
4307 (vn_reference_lookup_2): New function.
4308 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4309 walking equivalent vuses. Simplify.
4310 (vn_reference_lookup): Likewise.
4311 (vn_reference_insert): Likewise.
4312 (vn_reference_insert_pieces): Likewise.
4313 (visit_reference_op_call): Simplify.
4314 (visit_reference_op_load): Likewise.
4315 (visit_reference_op_store): Likewise.
4316 (init_scc_vn): Remove shared_lookup_vuses initialization.
4317 (free_scc_vn): Remove shared_lookup_vuses freeing.
4318 (sort_vuses, sort_vuses_heap): Remove.
4319 (get_ref_from_reference_ops): Export.
4320 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4321 vector with single vuse pointer.
4322 (vn_reference_lookup_pieces, vn_reference_lookup,
4323 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4324 (shared_vuses_from_stmt): Remove.
4325 (get_ref_from_reference_ops): Declare.
4326 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4327 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4328 memory-tag related code.
4329 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4330 (likely_value): Add comment, skip static-chain of call statements.
4331 (surely_varying_stmt_p): Adjust.
4332 (gimplify_and_update_call_from_tree): Likewise.
4333 (execute_fold_all_builtins): Do not rebuild alias info.
4334 (gimplify_and_update_call_from_tree): Properly update VOPs.
4335 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4336 (copy_ref_info): Remove memory-tag related code.
4337 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4338 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4339 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4341 * tree-ssa-dom.c (gimple_p): Remove typedef.
4342 (eliminate_redundant_computations): Adjust.
4343 (record_equivalences_from_stmt): Likewise.
4344 (avail_expr_hash): Likewise.
4345 (avail_expr_eq): Likewise.
4346 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4347 (stmt_makes_single_load): Likewise.
4348 (stmt_makes_single_store): Likewise.
4349 * tree-ssa-alias.c: Rewrite completely.
4350 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4351 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4352 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4353 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4354 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4355 Remove public functions.
4356 (pass_reset_cc_flags): Remove.
4357 (pass_build_alias): Move ...
4358 * tree-ssa-structalias.c (pass_build_alias): ... here.
4359 * tree-ssa-alias.c (may_be_aliased): Move ...
4360 * tree-flow-inline.h (may_be_aliased): ... here.
4361 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4362 count_uses_and_derefs): Move ...
4363 * gimple.c: ... here.
4364 * gimple.h (count_uses_and_derefs): Declare.
4365 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4366 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4367 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4368 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4369 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4370 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4371 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4373 * tree-dfa.c (refs_may_alias_p): Move ...
4374 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4375 * tree-ssa-alias.h: New file.
4376 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4377 (statement_sink_location): Likewise.
4378 * opts.c (decode_options): Do not adjust max-aliased-vops or
4379 avg-aliased-vops values.
4380 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4381 (TV_CALL_CLOBBER): Likewise.
4382 (TV_FLOW_SENSITIVE): Likewise.
4383 (TV_FLOW_INSENSITIVE): Likewise.
4384 (TV_MEMORY_PARTITIONING): Likewise.
4385 (TV_ALIAS_STMT_WALK): New timevar.
4386 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4387 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4388 (get_address_description): Remove memory-tag related code.
4389 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4390 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4391 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4392 and immediate uses in statements. Document.
4393 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4394 (dump_symbols): Remove.
4395 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4396 * alias.c (get_deref_alias_set): New function split out from ...
4397 (get_alias_set): ... here.
4398 * alias.h (get_deref_alias_set): Declare.
4399 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4400 type parameter. Remove restrict pointer handling. Create a
4401 ref-all pointer in case type-based alias sets do not conflict.
4402 (vect_analyze_data_refs): Remove SMT related code.
4403 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4404 (vectorizable_load): Likewise.
4405 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4406 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4407 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4408 Ignore vops and SMTs.
4409 (dr_analyze_alias): Likewise..
4410 (free_data_ref): Likewise.
4411 (create_data_ref): Likewise.
4412 (analyze_all_data_dependences): Likewise.
4413 (get_references_in_stmt): Adjust.
4414 * tree-flow-inline.h (gimple_aliases_computed_p,
4415 gimple_addressable_vars, gimple_call_clobbered_vars,
4416 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4417 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4418 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4419 gimple_mem_ref_stats): Remove.
4420 (gimple_vop): New function.
4421 (op_iter_next_use): Remove vuses and mayuses cases.
4422 (op_iter_next_def): Remove vdefs case.
4423 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4424 (clear_and_done_ssa_iter): Do not set removed fields.
4425 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4426 Assert we are not iterating over vuses or vdefs if not also
4427 iterating over uses or defs.
4428 (op_iter_init_use): Likewise.
4429 (op_iter_init_def): Likewise.
4430 (op_iter_next_vdef): Remove.
4431 (op_iter_next_mustdef): Likewise.
4432 (op_iter_init_vdef): Likewise.
4433 (compare_ssa_operands_equal): Likewise.
4434 (link_use_stmts_after): Handle vuse operand.
4435 (is_call_used): Use is_call_clobbered.
4436 (is_call_clobbered): Global variables are always call clobbered,
4437 query the call-clobbers bitmap.
4438 (mark_call_clobbered): Ignore global variables.
4439 (clear_call_clobbered): Likewise.
4440 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4441 virtual operands sanity check.
4442 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4444 (TARGET_MEM_REF): Remove TMR_TAG operand.
4445 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4446 Remove call-clobber related code.
4447 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4448 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4449 partitions or escape reason.
4450 (get_single_def_stmt, get_single_def_stmt_from_phi,
4451 get_single_def_stmt_with_phi): Remove.
4452 (dump_referenced_vars): Tidy.
4453 (get_ref_base_and_extent): Allow bare decls.
4454 (collect_dfa_stats): Adjust.
4455 * graphite.c (rename_variables_in_stmt): Adjust.
4456 (graphite_copy_stmts_from_block): Likewise.
4457 (translate_clast): Likewise.
4458 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4460 (translate_vuse_through_block): Use the oracle.
4461 (phi_translate_1): Adjust.
4462 (value_dies_in_block_x): Use the oracle. Cache the outcome
4464 (valid_in_sets): Check if the VUSE for
4465 a REFERENCE is available.
4466 (eliminate): Do not remove stmts during elimination,
4467 instead queue and remove them afterwards.
4468 (do_pre): Do not rebuild alias info.
4469 (pass_pre): Run TODO_rebuild_alias before PRE.
4470 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4471 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4472 (mark_all_v_defs_stmt): Remove.
4473 (mark_all_v_defs_seq): Adjust.
4474 (sra_replace): Likewise.
4475 (scalarize_use): Likewise.
4476 (scalarize_copy): Likewise.
4477 (scalarize_init): Likewise.
4478 (scalarize_ldst): Likewise.
4479 (todoflags): Remove.
4480 (tree_sra): Do not rebuild alias info.
4481 (tree_sra_early): Adjust.
4482 (pass_sra): Run TODO_update_address_taken before SRA.
4483 * tree-predcom.c (set_alias_info): Remove.
4484 (prepare_initializers_chain): Do not call it.
4485 (mark_virtual_ops_for_renaming): Adjust.
4486 (mark_virtual_ops_for_renaming_list): Remove.
4487 (initialize_root_vars): Adjust.
4488 (initialize_root_vars_lm): Likewise.
4489 (prepare_initializers_chain): Likewise.
4490 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4491 (may_propagate_copy_into_stmt): Likewise.
4492 (merge_alias_info): Do nothing for now.
4493 (propagate_tree_value_into_stmt): Adjust.
4494 (stmt_may_generate_copy): Likewise.
4495 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4496 not mark symbols for renaming.
4497 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4498 with the same statement, make sure to update the new pointed-to one.
4499 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4500 call statements, do not mark symbols for renaming.
4501 (mark_operand_necessary): Dump something.
4502 (ref_may_be_aliased): New function.
4503 (mark_aliased_reaching_defs_necessary_1): New helper function.
4504 (mark_aliased_reaching_defs_necessary): Likewise.
4505 (mark_all_reaching_defs_necessary_1): Likewise.
4506 (mark_all_reaching_defs_necessary): Likewise.
4507 (propagate_necessity): Do not process virtual PHIs. For
4508 non-aliased loads mark all reaching definitions as necessary.
4509 For aliased loads and stores mark the immediate dominating
4510 aliased clobbers as necessary.
4511 (visited): New global static.
4512 (perform_tree_ssa_dce): Free visited bitmap after propagating
4514 (remove_dead_phis): Perform simple dead virtual PHI removal.
4515 (remove_dead_stmt): Properly unlink virtual operands when
4517 (eliminate_unnecessary_stmts): Schedule PHI removal after
4519 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4520 (process_replaceable): Likewise.
4521 (find_replaceable_in_bb): Likewise.
4522 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4523 based on the single gimple vop.
4524 (verify_flow_insensitive_alias_info): Remove.
4525 (verify_flow_sensitive_alias_info): Likewise.
4526 (verify_call_clobbering): Likewise.
4527 (verify_memory_partitions): Likewise.
4528 (verify_alias_info): Likewise.
4529 (verify_ssa): Adjust..
4530 (execute_update_addresses_taken): Export. Update SSA
4531 manually. Optimize only when optimizing. Use a local bitmap.
4532 (pass_update_address_taken): Remove TODO_update_ssa, add
4534 (pass_update_address_taken): Just use TODO_update_address_taken.
4535 (init_tree_ssa): Do not initialize addressable_vars.
4536 (verify_ssa): Verify new VUSE / VDEF properties.
4537 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4538 Do not call verify_alias_info.
4539 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4540 Do not free the loaded and stored syms bitmaps. Reset the escaped
4541 and callused solutions. Do not free addressable_vars.
4542 Remove memory-tag related code.
4543 (warn_uninitialized_var): Aliases are always available.
4544 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4545 * lambda-code.c (can_put_in_inner_loop): Adjust.
4546 (can_put_after_inner_loop): Likewise.
4547 (perfect_nestify): Likewise.
4548 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4549 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4550 (vectorizable_conversion): Do not mark symbols for renaming.
4551 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4552 (expand_call_inline): Unlink the calls virtual operands before
4554 (tree_function_versioning): Do not call update_ssa if we are not
4555 updating clones. Simplify.
4556 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4557 (propagate_with_phi): Likewise..
4558 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4559 clobber code. Assert we are not aliased or global.
4560 * tree-flow.h: Include tree-ssa-alias.h
4561 (enum escape_type): Remove.
4562 (struct mem_sym_stats_d): Likewise.
4563 (struct mem_ref_stats_d): Likewise.
4564 (struct gimple_df): Add vop member. Remove global_var,
4565 call_clobbered_vars, call_used_vars, addressable_vars,
4566 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4567 escaped and callused members.
4568 (struct ptr_info_def): Remove all members, add points-to solution
4570 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4571 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4572 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4573 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4574 (tree-ssa-alias.o): Likewise.
4575 (toplev.o): Add tree-ssa-alias.h
4576 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4577 * gimple.c (gimple_set_bb): Fix off-by-one error.
4578 (is_gimple_reg): Do not handle memory tags.
4579 (gimple_copy): Also copy virtual operands.
4580 Delay updating the statement. Do not reset loaded and stored syms.
4581 (gimple_set_stored_syms): Remove.
4582 (gimple_set_loaded_syms): Likewise.
4583 (gimple_call_copy_skip_args): Copy the virtual operands
4584 and mark the new statement modified.
4585 * tree-ssa-structalias.c (may_alias_p): Remove.
4586 (set_uids_in_ptset): Take the alias set to prune with as
4587 parameter. Fold in the alias test of may_alias_p.
4588 (compute_points_to_sets): Compute whether a ptr is dereferenced
4590 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4591 other ADDRESSOF constraints on the lhs.
4592 (get_constraint_for_component_ref): Assert that we don't get
4593 ADDRESSOF constraints from the base of the reference.
4594 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4595 (struct variable_info): Remove collapsed_to member.
4596 (get_varinfo_fc): Remove.
4597 (new_var_info): Do not set collapsed_to.
4598 (dump_constraint): Do not follow cycles.
4599 (dump_constraint_graph): Likewise.
4600 (build_pred_graph): Likewise.
4601 (build_succ_graph): Likewise.
4602 (rewrite_constraints): Likewise.
4603 (do_simple_structure_copy): Remove.
4604 (do_rhs_deref_structure_copy): Remove.
4605 (do_lhs_deref_structure_copy): Remove.
4606 (collapse_rest_of_var): Remove.
4607 (do_structure_copy): Re-implement.
4608 (pta_stats): New global variable.
4609 (dump_pta_stats): New function.
4610 (struct constraint_expr): Make offset signed.
4611 (UNKNOWN_OFFSET): Define special value.
4612 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4613 (solution_set_expand): New helper function split out from ...
4614 (do_sd_constraint): ... here.
4615 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4616 (do_ds_constraint): Likewise.
4617 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4618 and CALLUSED = *CALLUSED.
4619 (set_union_with_increment): Make inc argument signed.
4620 (type_safe): Remove.
4621 (get_constraint_for_ptr_offset): Handle unknown and negative
4623 (first_vi_for_offset): Handle offsets before start. Bail
4624 out early for offsets beyond the variable extent.
4625 (first_or_preceding_vi_for_offset): New function.
4626 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4627 Together with ESCAPED = *ESCAPED this properly computes reachability.
4628 (find_what_var_points_to): New function.
4629 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4630 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4631 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4632 pt_solutions_intersect): New functions.
4633 (compute_call_used_vars): Remove.
4634 (compute_may_aliases): New main entry into PTA computation.
4635 * gimple.h (gimple_p): New typedef.
4636 (struct gimple_statement_base): Remove references_memory_p.
4637 (struct gimple_statement_with_memory_ops_base): Remove
4638 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4640 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4641 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4642 gimple_set_references_memory): Remove.
4643 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4644 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4646 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4647 (verify_expr): Allow RESULT_DECL.
4648 (gimple_duplicate_bb): Do not copy virtual operands.
4649 (gimple_duplicate_sese_region): Adjust.
4650 (gimple_duplicate_sese_tail): Likewise.
4651 (mark_virtual_ops_in_region): Remove.
4652 (move_sese_region_to_fn): Do not call it.
4653 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4654 and pass_simple_dse.
4655 (execute_function_todo): Handle TODO_update_address_taken,
4656 call execute_update_addresses_taken for TODO_rebuild_alias.
4657 (execute_todo): Adjust.
4658 (execute_one_pass): Init dump files early.
4659 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4661 (create_general_new_stmt): Clear vops.
4662 * tree-ssa-reassoc.c (get_rank): Adjust.
4663 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4664 symbols for renaming.
4665 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4666 (PARAM_AVG_ALIASED_VOPS): Likewise.
4667 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4668 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4669 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4670 (operand_build_cmp, copy_virtual_operands,
4671 create_ssa_artificial_load_stmt, add_to_addressable_set,
4672 gimple_add_to_addresses_taken): Remove public functions.
4673 (unlink_stmt_vdef): New function.
4675 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4677 * config.gcc (powerpc-*-linux*): Merge variants.
4679 2009-04-02 Chao-ying Fu <fu@mips.com>
4680 James Grosbach <james.grosbach@microchip.com>
4682 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4683 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4685 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4686 keep_interrupts_masked_p, use_debug_exception_return_p.
4687 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4688 keep_interrupts_masked, use_debug_exception_return.
4689 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4690 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4692 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4693 (mips_print_operand): Process COP0 registers to print $0 .. $31
4694 correctly for GAS to process.
4695 (mips_interrupt_extra_call_saved_reg_p): New function.
4696 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4698 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4699 (mips_compute_frame_info): Add supports for interrupt context that
4700 includes doubleword accumulators and COP0 registers.
4701 (mips_for_each_saved_acc): New function.
4702 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4703 mips_for_each_saved_reg.
4704 (mips_save_reg): Save accumulators.
4705 (mips_kernel_reg_p): A new for_each_rtx callback.
4706 (mips_expand_prologue): Support interrupt handlers.
4707 (mips_restore_reg): Restore accumulators.
4708 (mips_expand_epilogue): Support interrupt handlers.
4709 (mips_can_use_return_insn): Return false for interrupt handlers.
4710 (mips_epilogue_uses): New function.
4711 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4712 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4713 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4714 cop0_move): New instructions.
4715 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4716 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4718 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4720 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4721 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4722 interrupt handlers, we use K0 as the temporary register.
4723 (EPILOGUE_USES): Change to a function call.
4724 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4725 handlers, we use K0 as the temporary register.
4727 * doc/extend.texi (Function Attributes): Document interrupt,
4728 use_shadow_register_set, keep_interrupts_masked,
4729 use_debug_exception_return for MIPS attributes.
4731 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4733 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4734 Remove a number of t-files from tmake_file.
4735 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4736 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4737 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4738 target_prototype, not TARGET_PROTOTYPE.
4739 (LINK_OS_GNU_SPEC): Define.
4740 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4741 and darwin-ldoubdle.c.
4743 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4746 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4747 (cpp_options): Ditto.
4748 (default_compilers): Ditto.
4749 (display_help): Ditto.
4750 (process_command): Ditto.
4752 (set_input): Use lbasename instead of duplicate code.
4753 (save_temps_prefix): New static for -save-temps=obj.
4754 (save_temps_length): Ditto.
4756 * doc/invoke.texi (-save-temps=obj): Document new variant to
4759 2009-04-02 Jeff Law <law@redhat.com>
4761 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4764 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4766 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4767 * configure: Regenerated.
4769 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4771 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4772 share the argument list.
4774 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4778 2009-02-12 Diego Novillo <dnovillo@google.com>
4780 * varpool.c (debug_varpool): New.
4781 * cgraph.h (debug_varpool): Declare.
4783 2009-04-02 Jan Hubicka <jh@suse.cz>
4785 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4788 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4790 * config/i386/i386.c (ix86_abi): Move initialization to ...
4791 (override_options): Here.
4793 2009-04-02 Christian Bruel <christian.bruel@st.com>
4795 * config/sh/sh.c (sh_dwarf_register_span): New function.
4796 (TARGET_DWARF_REGISTER_SPAN): Define.
4797 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4799 2009-04-02 Ira Rosen <irar@il.ibm.com>
4801 PR tree-optimization/39595
4802 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4803 interleaved loads group is not greater than the SLP group size.
4805 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4807 * builtins.c (is_builtin_name): New.
4808 (called_as_built_in): Use is_builtin_name.
4809 * tree.h (is_builtin_name): New.
4810 * varasm.c (incorporeal_function_p): Use is_builtin_name
4812 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4814 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4816 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4819 * c-decl.c (clone_underlying_type): Move this ...
4820 * c-common.c (set_underlying_type): ... here.
4821 Also, make sure the function properly sets TYPE_STUB_DECL() on
4822 the newly created typedef variant type.
4823 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4824 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4827 2009-04-02 Richard Guenther <rguenther@suse.de>
4829 PR tree-optimization/37221
4830 * tree-flow.h (degenerate_phi_result): Declare.
4831 * tree-ssa-dom.c (degenerate_phi_result): Export.
4832 * tree-scalar-evolution.c (analyze_initial_condition): If
4833 the initial condition is defined by a degenerate PHI node
4834 use the degenerate value.
4836 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4838 PR rtl-optimization/39588
4839 * combine.c (merge_outer_ops): Do not set the constant when this
4841 (simplify_shift_const_1): Do not modify it either in this case.
4843 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4845 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4846 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4848 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4851 * c-lex.c (interpret_float): Default (no suffix) is double.
4853 2009-04-1 Xinliang David Li <davidxl@google.com>
4855 * config/i386/i386.c (legitimate_constant_p): Recognize
4856 all one vector constant.
4858 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4860 * config/vax/vax.c: Add #includes to silence warnings.
4861 Change #include order to silence two warnings.
4863 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4865 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4866 (ASM_SPEC): Pass -k to the assembler for PIC code.
4868 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4870 * config.gcc: Add vax-*-linux* to the switch.
4871 * config/vax/linux.h: New file. (TARGET_VERSION,
4872 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4874 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4876 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4877 Use predicate macros instead of GET_CODE() == foo.
4878 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4879 ashlsi3, rotrsi3, <unnamed>): Likewise.
4881 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4883 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4884 jbbccihi, jbbccisi): Remova trailing whitespace.
4885 * config/vax/constraints.md: Likewise.
4886 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4887 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4888 * config/vax/predicates.md: Likewise.
4889 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4890 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4891 * config/vax/vax.h: Likewise.
4892 * config/vax/vax.md (nonlocal_goto): Likewise.
4894 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4896 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4897 (indirectable_address_p, adjacent_operands_p): Add spaces around
4899 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4901 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4903 * config/vax/vax.c (legitimate_constant_address_p,
4904 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4905 index_term_p, reg_plus_index_p, legitimate_address_p,
4906 vax_mode_dependent_address_p): Update comments to match functions
4907 modified by the recent int->bool conversion.
4909 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4911 * config/vax/builtins.md: Update copyright message.
4912 * config/vax/constraints.md: Likewise.
4913 * config/vax/netbsd-elf.h: Likewise.
4914 * config/vax/predicates.md: Likewise.
4915 * config/vax/vax-protos.h: Likewise.
4916 * config/vax/vax.c: Likewise.
4917 * config/vax/vax.h: Likewise.
4918 * config/vax/vax.md: Likewise.
4919 * config/vax/vax.opt: Likewise.
4921 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4923 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4924 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4925 * config/vax/constraints.md (B, R): Likewise.
4926 * config/vax/predicates.md (external_memory_operand,
4927 nonimmediate_addsub_di_operand): Likewise.
4928 * config/vax/vax.c (vax_output_int_add): Likewise.
4929 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4930 untyped_call): Likewise.
4932 2009-04-01 Matt Thomas <matt@3am-software.com>
4934 * config/vax/predicates.md: New file.
4935 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4936 external_const_operand, nonsymbolic_operand, external_memory_operand,
4937 indirect_memory_operand, indexed_memory_operand,
4938 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4939 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4941 * config/vax/constraints.md: New file.
4942 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4944 * config/vax/builtins.md: New file.
4945 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4946 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4948 * config/vax/vax.opt (mqmath): Add option.
4949 * config/vax/vax.md (isfx): Extend with DI.
4950 (VAXintQH, VAXintQHSD): Define.
4951 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4952 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4953 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4954 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4955 (movdi): Update constraints and use vax_output_int_move().
4956 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4957 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4958 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4959 nonlocal_goto): New.
4960 (mov<mode>): Extend accepted operand types.
4961 (subdi3_old): Rename from subdi3, change update constraints and use
4962 a new implementation.
4963 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4964 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4965 MOVE_RATIO, CLEAR_RATIO): Define.
4966 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4967 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4968 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4969 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4970 (split_quadword_operands): Make static and really allow variable
4972 (print_operand_address): Update for PIC generation.
4973 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4974 indexable_address_p, fixup_mathdi_operand,
4975 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4976 (vax_float_literal, legitimate_constant_p,
4977 indirectable_constant_address_p, index_term_p,
4978 reg_plus_index_p): Return bool instead of int.
4979 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4981 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4983 (vax_output_conditional_branch): Indent.
4984 (legitimate_constant_address_p, indirectable_constant_address_p,
4985 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4986 vax_mode_dependent_address_p): Return bool instead of int, update for
4988 * config/vax/vax-protos.h (legitimate_constant_address_p,
4989 legitimate_constant_p, legitimate_address_p,
4990 vax_mode_dependent_address_p): Change declaration to bool.
4991 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4992 vax_expand_addsub_di_operands, vax_output_int_subtract,
4993 vax_output_movmemsi): Declare.
4994 (split_quadword_operands, vax_float_literal): Delete declaration.
4995 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4996 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4997 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4998 ASM_OUTPUT_DWARF_PCREL): Define.
4999 (ASM_SPEC): Change definition to allow PIC generation.
5001 2009-04-01 Steve Ellcey <sje@cup.hp.com>
5003 * doc/sourcebuild.texi: Update front-end requirements.
5005 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5008 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
5009 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
5010 (booldi3_internal3): Use boolean_or_operator instead of
5013 2009-04-01 Joseph Myers <joseph@codesourcery.com>
5016 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
5017 declarator whose size is not an integer constant expression but
5018 folds to an integer constant, then treat it as a constant
5021 2009-04-01 Richard Guenther <rguenther@suse.de>
5023 * fold-const.c (fold_plusminus_mult_expr): Do not fold
5024 i * 4 + 2 to (i * 2 + 1) * 2.
5026 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5029 * c-parser.c (c_parser_asm_statement): Skip until close paren and
5030 return if c_parser_asm_string_literal returned NULL.
5032 2009-04-01 Nick Clifton <nickc@redhat.com>
5034 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
5036 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
5037 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
5038 other typedefs to avoid conflicts with libgcc2.c. Define labels
5039 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5041 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5042 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5045 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5047 * varasm.c (default_function_rodata_section): Declare DOT as
5050 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5051 Andrey Galkin <agalkin@hypercom.com>
5054 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5055 Make object_name unique for each process.
5057 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5060 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5061 addressable variables in the parallel that could go out of scope while
5062 running queued tasks.
5064 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5066 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5067 (CASE_VALUES_THRESHOLD): Redefine.
5068 * config/avr/avr.c (avr_override_options): Remove initialization of
5069 avr_case_values_threshold variable.
5070 (avr_case_values_threshold): Remove variable. Add new function.
5071 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5072 * config/avr/avr.opt (mno-tablejump): Remove option.
5073 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5075 2009-04-01 DJ Delorie <dj@redhat.com>
5077 * varasm.c (default_function_rodata_section): Don't assume
5078 anything about where the first '.' in the section name is.
5080 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5082 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5083 rs6000_emit_stack_tie.
5085 2009-03-31 Ian Lance Taylor <iant@google.com>
5087 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5088 gimple_code with GIMPLE_RESX, not RESX.
5090 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5092 * c-common.c (c_get_ident): New.
5093 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5095 2009-04-01 Ben Elliston <bje@au.ibm.com>
5097 * config/rs6000/sysv4.opt (msdata): Improve option description.
5099 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5101 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5102 (divdf3_internal_lat): Remove.
5103 (divxf3_internal_lat): Remove.
5104 (divxf3_internal_thr): Remove.
5105 (divxf): Use divxf3_internal.
5106 * config/ia64/div.md (divsf3_internal_lat): New.
5107 (divdf3_internal_lat): New.
5108 (divxf3_internal): New.
5110 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5113 * Makefile.in (USE_GCC_STDINT): Define.
5114 (stmp-int-hdrs): Install stdint.h if applicable.
5115 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5117 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5118 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5119 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5120 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5121 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5122 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5123 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5124 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5125 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5126 (c_common_nodes_and_builtins): Initialize
5127 underlying_wchar_type_node. Do not initialize
5128 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5129 nodes for new types.
5130 (c_stddef_cpp_builtins): Define macros for new types.
5131 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5133 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5134 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5135 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5136 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5137 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5138 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5139 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5140 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5141 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5142 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5143 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5144 int16_type_node, int32_type_node, int64_type_node,
5145 uint8_type_node, uint16_type_node, c_uint32_type_node,
5146 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5147 int_least32_type_node, int_least64_type_node,
5148 uint_least8_type_node, uint_least16_type_node,
5149 uint_least32_type_node, uint_least64_type_node,
5150 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5151 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5152 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5153 uintptr_type_node): Define.
5154 * c-cppbuiltin.c (builtin_define_constants,
5155 builtin_define_type_minmax): New.
5156 (builtin_define_stdint_macros): Define more macros.
5157 (c_cpp_builtins): Define more limit macros.
5159 (builtin_define_type_max): Define in terms of
5160 builtin_define_type_minmax. Remove is_long parameter. All
5162 * config.gcc (use_gcc_stdint): Define.
5163 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5164 Add newlib-stdint.h for generic targets.
5165 * config/glibc-stdint.h, config/newlib-stdint.h,
5166 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5167 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5168 * config/score/score.h (UINTPTR_TYPE): Define.
5169 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5170 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5171 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5172 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5173 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5174 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5175 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5176 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5177 * config/spu/spu.h (STDINT_LONG32): Define.
5178 * configure.ac (use_gcc_stdint): Substitute.
5179 * configure: Regenerate.
5180 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5181 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5182 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5183 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5184 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5185 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5186 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5187 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5188 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5189 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5190 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5191 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5192 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5193 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5194 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5195 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5196 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5197 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5198 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5199 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5200 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5201 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5202 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5203 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5204 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5205 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5206 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5207 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5208 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5210 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5212 * loop-iv.c (suitable_set_for_replacement): Renamed from
5213 simplify_using_assignment; changed to return bool and to accept new
5214 args DEST and SRC. Return true iff we find a source/destination pair
5215 that can be used to make a replacement, and fill SRC and DEST if so.
5216 Remove arg ALTERED. Don't deal with altered regs here. All callers
5218 (simplify_using_initial_values): Deal with altered regs here and track
5219 more precisely the effect they have on the validity of our expression.
5221 * loop-iv.c (simplify_using_condition): A condition of the form
5222 (EQ REG CONST) can be used to simply make a substitution.
5223 (simplify_using_initial_values): Keep track of conditions we have seen
5224 and keep using them to simplify new expressions, while applying the
5225 same substitutions to them as to the expression.
5227 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5228 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5231 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5232 changed. Use this when trying to improve the upper bound.
5233 Generate the comparison by using simplify_gen_relational.
5235 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5237 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5239 (simplify_using_assignment, simplify_using_initial_values): Call
5240 replace_in_expr to make replacements. Call replace_single_def_regs
5241 once on the initial version of the expression.
5243 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5246 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5248 2009-03-31 Richard Guenther <rguenther@suse.de>
5251 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5252 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5254 2009-03-31 Richard Guenther <rguenther@suse.de>
5256 * tree.h (div_if_zero_remainder): Declare.
5257 * fold-const.c (div_if_zero_remainder): Export.
5258 * tree-ssa-forwprop.c
5259 (forward_propagate_addr_into_variable_array_index): Handle
5260 constant array index addition outside of the variable index.
5262 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5265 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5266 define_splits, floatunssi<mode>2): Require x87 conversions from
5267 DImode to be permitted.
5269 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5271 PR preprocessor/15638
5272 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5274 2009-03-31 Richard Guenther <rguenther@suse.de>
5278 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5279 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5280 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5281 a separate statement.
5282 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5283 (lookup_tmp_var): Likewise.
5284 (is_gimple_formal_tmp_or_call_rhs): Remove.
5285 (is_gimple_reg_or_call_rhs): Rename to ...
5286 (is_gimple_reg_rhs_or_call): ... this.
5287 (is_gimple_mem_or_call_rhs): Rename to ...
5288 (is_gimple_mem_rhs_or_call): ... this.
5289 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5290 DECL_GIMPLE_REG_P only if is_formal is true.
5291 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5292 for non-proper post-modify expression gimplification.
5293 (gimplify_self_mod_expr): For post-modify expressions gimplify
5294 the lvalue to a minimal lvalue.
5295 (rhs_predicate_for): Remove formal temp case.
5296 (gimplify_modify_expr_rhs): Likewise.
5297 (gimplify_addr_expr): Use is_gimple_reg.
5298 (gimplify_expr): Remove formal temp cases.
5299 (gimple_regimplify_operands): Likewise.
5300 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5301 and FILTER_EXPR like constants.
5302 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5304 (is_gimple_formal_tmp_rhs): Remove.
5305 (is_gimple_reg_rhs): Remove special casing.
5306 (is_gimple_mem_rhs): Fix.
5307 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5308 (is_gimple_formal_tmp_var): Remove.
5309 (is_gimple_formal_tmp_reg): Likewise.
5310 (is_gimple_min_lval): Allow invariant component ref parts.
5311 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5312 is_gimple_formal_tmp_reg): Remove declarations.
5313 * tree-cfg.c (verify_expr): Verify that variables with address
5314 taken do not have DECL_GIMPLE_REG_P set.
5315 * tree-mudflap.c (mf_build_check_statement_for): Use
5316 force_gimple_operand instead of gimplify_expr.
5318 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5320 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5321 schedulable rows to compute_split_row.
5323 2009-03-31 Ben Elliston <bje@au.ibm.com>
5326 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5329 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5331 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5332 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5333 * configure: Regenerate.
5334 * config.in: Regenerate.
5335 * config/rs6000/rs6000.opt (mtls-markers): Add.
5336 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5337 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5338 (tls_ld_aix, tls_ld_sysv): Likewise.
5339 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5340 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5342 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5344 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5346 2009-03-30 Jan Hubicka <jh@suse.cz>
5348 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5350 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5351 detection and label handling.
5353 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5355 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5356 left_conflicts_size.
5357 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5358 ALLOCNO_LEFT_CONFLICTS_SIZE.
5360 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5361 remove_allocno_from_bucket_and_push,
5362 allocno_spill_priority_compare, push_allocnos_to_stack,
5363 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5364 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5365 (setup_allocno_left_conflicts_num): Ditto. Rename to
5366 setup_allocno_left_conflicts_size.
5367 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5368 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5369 setup_allocno_left_conflicts_size instead of
5370 setup_allocno_left_conflicts_num.
5372 * ira-build.c (ira_create_allocno): Use
5373 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5374 ALLOCNO_LEFT_CONFLICTS_NUM.
5376 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5378 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5379 instead of DF_LR_OUT.
5381 * ira-lives.c (process_bb_node_lives): Ditto.
5383 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5384 instead of DF_LR_{OUT,IN}.
5386 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5388 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5390 2009-03-30 Jan Hubicka <jh@suse.cz>
5392 * except.c (label_to_region_map): Fix thinko.
5394 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5397 * tree.h (tree_find_value): New declaration.
5398 * tree.c (tree_find_value): New function.
5399 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5401 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5404 * c-decl.c (struct c_binding): Add locus field.
5405 (bind): Add locus argument, set locus field from it.
5406 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5407 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5408 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5409 implicitly_declare, undeclared_variable, lookup_label,
5410 declare_label, c_make_fname_decl, c_builtin_function,
5411 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5414 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5417 * config/i386/i386.c (classify_argument): Check total size of
5420 2009-03-30 Martin Jambor <mjambor@suse.cz>
5422 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5423 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5424 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5427 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5428 seen_variable_array_ref while also traversing a union.
5430 * tree-inline.c (optimize_inline_calls): Do not call
5431 cgraph_node_remove_callees.
5432 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5433 (pass_remove_cgraph_callee_edges): New variable.
5434 * passes.c (init_optimization_passes): Add
5435 pass_remove_cgraph_callee_edges after early inlining and before all
5436 late intraprocedural passes.
5438 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5440 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5442 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5445 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5447 * combine.c (simplify_comparison): Use have_insn_for.
5448 * dojump.c (do_jump): Likewise.
5450 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5452 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5453 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5454 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5455 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5456 instead of sparc_compare_emitted.
5457 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5458 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5459 instead of sparc_compare_emitted.
5461 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5463 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5464 enter/exit cfglayout mode.
5465 (pass_partition_block): Require it.
5466 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5467 (combine_instructions): Track basic blocks instead of labels.
5468 (update_cfg_for_uncondjump): New.
5469 (try_combine): Use it. Update jumps after rescanning.
5470 (pass_combine): Require PROP_cfglayout.
5471 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5473 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5475 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5476 Provide/destroy PROP_cfglayout respectively.
5477 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5478 * tree-pass.h (PROP_cfglayout): New.
5480 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5482 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5483 fold_convert_const_fixed_from_fixed,
5484 fold_convert_const_fixed_from_int,
5485 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5486 set TREE_CONSTANT_OVERFLOW.
5487 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5488 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5490 2009-03-30 Ira Rosen <irar@il.ibm.com>
5492 * tree-vect-loop-manip.c: New file.
5493 * tree-vectorizer.c: Update documentation and included files.
5494 (vect_loop_location): Make extern.
5495 (rename_use_op): Move to tree-vect-loop-manip.c
5496 (rename_variables_in_bb, rename_variables_in_loop,
5497 slpeel_update_phis_for_duplicate_loop,
5498 slpeel_update_phi_nodes_for_guard1,
5499 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5500 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5501 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5502 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5503 find_loop_location): Likewise.
5504 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5505 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5506 get_vectype_for_scalar_type, vect_is_simple_use,
5507 supportable_widening_operation, supportable_narrowing_operation):
5509 (bb_in_loop_p): Move to tree-vect-loop.c.
5510 (new_loop_vec_info, destroy_loop_vec_info,
5511 reduction_code_for_scalar_code, report_vect_op,
5512 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5513 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5514 (vect_supportable_dr_alignment): Likewise.
5515 * tree-vectorizer.h (tree-data-ref.h): Include.
5516 (vect_loop_location): Declare.
5517 Reorganize function declarations according to the new file structure.
5518 * tree-vect-loop.c: New file.
5519 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5520 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5521 * tree-vect-data-refs.c: New file.
5522 * tree-vect-patterns.c (timevar.h): Don't include.
5523 * tree-vect-stmts.c: New file.
5524 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5525 tree-vect-slp.c, tree-vect-loop.c.
5526 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5527 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5528 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5529 (tree-vect-analyze.o): Remove.
5530 (tree-vect-transform.o): Likewise.
5531 (tree-vect-data-refs.o): Add rule.
5532 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5533 tree-vect-slp.o): Likewise.
5534 (tree-vect-patterns.o): Remove redundant dependencies.
5535 (tree-vectorizer.o): Likewise.
5536 * tree-vect-slp.c: New file.
5538 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5540 * optc-gen.awk: Warn if an option flag has multiple different
5543 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5545 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5546 -floop-block): Document dependences on PPL, CLooG and Graphite.
5548 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5550 PR rtl-optimization/323
5551 * c-common.c (c_fully_fold, convert_and_check,
5552 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5553 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5554 * c-common.def (EXCESS_PRECISION_EXPR): New.
5555 * c-cppbuiltin.c (builtin_define_float_constants): Define
5556 constants with enough digits for long double.
5557 * c-lex.c (interpret_float): Interpret constant with excess
5558 precision where appropriate.
5559 * c-opts.c (c_common_post_options): Set
5560 flag_excess_precision_cmdline. Give an error for
5561 -fexcess-precision=standard for C++ for processors where the
5562 option is significant.
5563 * c-parser.c (c_parser_conditional_expression): Handle excess
5564 precision in condition.
5565 * c-typeck.c (convert_arguments): Handle arguments with excess
5567 (build_unary_op): Move excess precision outside operation.
5568 (build_conditional_expr): Likewise.
5569 (build_compound_expr): Likewise.
5570 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5571 (build_modify_expr): Handle excess precision in RHS.
5572 (convert_for_assignment): Handle excess precision in converted
5574 (digest_init, output_init_element, process_init_element): Handle
5575 excess precision in initializer.
5576 (c_finish_return): Handle excess precision in return value.
5577 (build_binary_op): Handle excess precision in operands and add
5578 excess precision as needed for operation.
5579 * common.opt (-fexcess-precision=): New option.
5580 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5581 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5582 For standard excess precision, output explicit conversion to and
5583 truncation from XFmode.
5584 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5585 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5586 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5587 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5588 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5589 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5590 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5591 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5592 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5593 define_splits, sqrt<mode>2): Disable where appropriate for
5594 standard excess precision.
5595 * convert.c (convert_to_real): Do not shorten arithmetic to type
5596 for which excess precision would be used.
5597 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5598 * doc/invoke.texi (-fexcess-precision=): Document option.
5599 (-mfpmath=): Correct index entry.
5600 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5601 flag_excess_precision): New.
5602 * langhooks.c (lhd_post_options): Set
5603 flag_excess_precision_cmdline.
5604 * opts.c (common_handle_option): Handle -fexcess-precision=.
5605 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5606 init_excess_precision): New.
5607 (lang_dependent_init_target): Call init_excess_precision.
5608 * tree.c (excess_precision_type): New.
5609 * tree.h (excess_precision_type): Declare.
5611 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5614 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5615 non-lvalue to component.
5617 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5619 PR preprocessor/34695
5620 * Makefile.in (c-opts.o): Depend on c-tree.h.
5621 * c-common.c: Move down include of diagnostic.h.
5622 (done_lexing, c_cpp_error): New.
5623 * c-common.h (done_lexing): Declare.
5624 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5626 * c-opts.c: Include c-tree.h.
5627 (c_common_init_options): Set preprocessor error callback.
5628 (c_common_handle_option): Do not set preprocessor
5629 inhibit_warnings, warnings_are_errors, warn_system_headers,
5630 pedantic_errors or inhibit_warnings flags.
5631 (c_common_post_options): Do not check cpp_errors (parse_in).
5632 (c_common_finish): Do not output dependencies if there were
5633 errors. Do not check return value of cpp_finish.
5634 * c-ppoutput.c (pp_file_change): Set input_location.
5635 * c-tree.h (c_cpp_error): Declare.
5636 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5638 (diagnostic_build_prefix): Check override_column.
5639 * diagnostic.h (diagnostic_info): Add override_column field.
5640 (diagnostic_override_column): Define.
5642 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5644 * c-common.c (c_expand_expr, c_staticp): Remove.
5645 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5646 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5647 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5648 * c-gimplify.c (gimplify_compound_literal_expr,
5649 optimize_compound_literals_in_ctor): Remove.
5650 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5651 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5652 * c-semantics.c (emit_local_var): Remove.
5654 * langhooks-def.h (lhd_expand_expr): Remove.
5655 * langhooks.c (lhd_expand_expr): Remove.
5656 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5658 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5659 handling from c-semantics.c; don't call into langhook.
5660 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5661 * gimplify.c (gimplify_compound_literal_expr,
5662 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5663 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5664 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5665 as was done in c-gimplify.c.
5666 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5667 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5668 Move from c-common.h.
5669 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5671 * tree.c (staticp): Do not call langhook.
5672 * langhooks.c (lhd_staticp): Delete.
5673 * langhooks-def.h (lhd_staticp): Delete prototype.
5674 (LANG_HOOKS_STATICP): Delete.
5675 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5677 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5678 instead of DECL_STMTs.
5680 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5688 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5690 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5691 contained expression.
5692 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5693 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5694 conditional expressions for C.
5695 (decl_constant_value_for_optimization): Move from
5696 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5697 whether optimizing and that the expression is a VAR_DECL not of
5698 array type instead of doing such checks in the caller. Do not
5699 check pedantic. Call gcc_unreachable for C++.
5700 * c-common.def (C_MAYBE_CONST_EXPR): New.
5701 * c-common.h (c_fully_fold, c_save_expr,
5702 decl_constant_value_for_optimization): New prototypes.
5703 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5704 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5705 EXPR_INT_CONST_OPERANDS): Define.
5706 * c-convert.c (convert): Strip nops from expression.
5707 * c-decl.c (groktypename): Take extra parameters expr and
5708 expr_const_operands. Update call to grokdeclarator.
5709 (start_decl): Update call to grokdeclarator. Add statement for
5710 expressions used in type of decl.
5711 (grokparm): Update call to grokdeclarator.
5712 (push_parm_decl): Update call to grokdeclarator.
5713 (build_compound_literal): Add parameter non_const and build a
5714 C_MAYBE_COSNT_EXPR if applicable.
5715 (grokdeclarator): Take extra parameters expr and
5716 expr_const_operands. Track expressions used in declaration
5717 specifiers and declarators. Fold array sizes and track whether
5718 they are constant expressions and whether they are integer
5719 constant expressions.
5720 (parser_xref_tag): Set expr and expr_const_operands fields in
5722 (grokfield): Update call to grokdeclarator.
5723 (start_function): Update call to grokdeclarator.
5724 (build_null_declspecs): Set expr and expr_const_operands fields in
5726 (declspecs_add_type): Handle expressions in typeof specifiers.
5727 * c-parser.c (c_parser_declspecs): Set expr and
5728 expr_const_operands fields for declaration specifiers.
5729 (c_parser_enum_specifier): Likewise.
5730 (c_parser_struct_or_union_specifier): Likewise.
5731 (c_parser_typeof_specifier): Likewise. Update call to
5732 groktypename. Fold expression as needed. Return expressions with
5733 type instead of adding statements.
5734 (c_parser_attributes): Update calls to c_parser_expr_list.
5735 (c_parser_statement_after_labels): Fold expression before passing
5736 to objc_build_throw_stmt.
5737 (c_parser_condition): Fold expression.
5738 (c_parser_asm_operands): Fold expression.
5739 (c_parser_conditional_expression): Use c_save_expr. Update call
5740 to build_conditional_expr.
5741 (c_parser_alignof_expression): Update call to groktypename.
5742 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5743 original_code. Fold expression argument of va_arg. Create
5744 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5745 argument to va_arg. Update calls to groktypename. Fold array
5746 index for offsetof. Verify that first argument to
5747 __builtin_choose_expr has integer type.
5748 (c_parser_postfix_expression_after_paren_type): Update calls to
5749 groktypename and build_compound_literal. Handle expressions with
5750 side effects in type name.
5751 (c_parser_postfix_expression_after_primary): Update call to
5752 c_parser_expr_list. Set original_code for calls to
5753 __builtin_constant_p.
5754 (c_parser_expr_list): Take extra parameter fold_p. Fold
5755 expressions if requested.
5756 (c_parser_objc_type_name): Update call to groktypename.
5757 (c_parser_objc_synchronized_statement): Fold expression.
5758 (c_parser_objc_receiver): Fold expression.
5759 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5760 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5761 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5762 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5763 (struct c_typespec): Add elements expr and expr_const_operands.
5764 (struct c_declspecs): Add elements expr and expr_const_operands.
5765 (groktypename, build_conditional_expr, build_compound_literal):
5767 (in_late_binary_op): Declare.
5768 * c-typeck.c (note_integer_operands): New function.
5769 (in_late_binary_op): New variable.
5770 (decl_constant_value_for_broken_optimization): Move to c-common.c
5771 and rename to decl_constant_value_for_optimization.
5772 (default_function_array_conversion): Do not strip nops.
5773 (default_conversion): Do not call
5774 decl_constant_value_for_broken_optimization.
5775 (build_array_ref): Do not fold result.
5776 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5777 result when operand is a VLA.
5778 (c_expr_sizeof_type): Update call to groktypename. Handle
5779 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5780 result when operand names a VLA type.
5781 (build_function_call): Update call to build_compound_literal.
5782 Only fold result for calls to __builtin_* functions. Strip
5783 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5784 the function designator.
5785 (convert_arguments): Fold arguments. Update call to
5786 convert_for_assignment.
5787 (build_unary_op): Handle increment and decrement of
5788 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5789 decrement earlier. Fold operand of increment and decrement.
5790 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5791 built for integer operand. Wrap returns that are INTEGER_CSTs
5792 without being integer constant expressions or that have integer
5793 constant operands without being INTEGER_CSTs.
5794 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5795 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5796 result is an integer constant expression or can be used in
5797 unevaluated parts of one and avoid folding and wrap as
5798 appropriate. Fold operands before possibly doing -Wsign-compare
5800 (build_compound_expr): Wrap result for C99 if operands can be used
5801 in integer constant expressions.
5802 (build_c_cast): Update call to digest_init. Do not ignore
5803 overflow from casting floating-point constants to integers. Wrap
5804 results that could be confused with integer constant expressions,
5805 null pointer constants or floating-point constants.
5806 (c_cast_expr): Update call to groktypename. Handle expressions
5807 included in type name.
5808 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5809 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5810 Update calls to convert_for_assignment.
5811 (convert_for_assignment): Take new parameter
5812 null_pointer_constant. Do not strip nops or call
5813 decl_constant_value_for_broken_optimization. Set
5814 in_late_binary_op for conversions to boolean.
5815 (store_init_value): Update call to digest_init.
5816 (digest_init): Take new parameter null_pointer_constant. Do not
5817 call decl_constant_value_for_broken_optimization. pedwarn for
5818 initializers not constant expressions. Update calls to
5819 convert_for_assignment.
5820 (constructor_nonconst): New.
5821 (struct constructor_stack): Add nonconst element.
5822 (really_start_incremental_init, push_init_level, pop_init_level):
5823 Handle constructor_nonconst and nonconst element.
5824 (set_init_index): Call constant_expression_warning for array
5826 (output_init_element): Fold value. Set constructor_nonconst as
5827 applicable. pedwarn for initializers not constant expressions.
5828 Update call to digest_init. Call constant_expression_warning
5829 where constant initializers are required.
5830 (process_init_element): Use c_save_expr.
5831 (c_finish_goto_ptr): Fold expression.
5832 (c_finish_return): Fold return value. Update call to
5833 convert_for_assignment.
5834 (c_start_case): Fold switch expression.
5835 (c_process_expr_stmt): Fold expression.
5836 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5837 ensure statement expression is not evaluated in constant expression.
5838 (build_binary_op): Track whether results are integer constant
5839 expressions or may occur in such, disable folding and wrap results
5840 as applicable. Fold operands for -Wsign-compare warnings unless
5842 (c_objc_common_truthvalue_conversion): Handle results folded to
5843 integer constants that are not integer constant expressions.
5844 * doc/extend.texi: Document when typeof operands are evaluated,
5845 that condition of __builtin_choose_expr is an integer constant
5846 expression, and more about use of __builtin_constant_p in
5849 2009-03-29 Richard Guenther <rguenther@suse.de>
5851 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5852 propagate addresses of array references.
5854 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5856 * regmove.c (perhaps_ends_bb_p): Remove.
5857 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5858 from INSN and check that the main loop stays within that basic block.
5859 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5860 (regmove_forward_pass): Split out from regmove_optimize. Use
5861 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5862 (regmove_backward_pass): Split out from regmove_optimize. Use
5863 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5864 (regmove_optimize): Simplify.
5866 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5869 * config/i386/i386.c (classify_argument): Ignore flexible array
5870 member in struct and warn ABI change.
5872 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5874 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5876 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5877 (ix86_adjust_cost): Updated.
5879 2009-03-29 Jan Hubicka <jh@suse.cz>
5882 * tree-pass.h (pass_cleanup_eh): New function.
5883 (remove_unreachable_regions): Break code handling RTL
5884 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5885 that can not be reached by runtime.
5886 (can_be_reached_by_runtime): New function.
5887 (label_to_region_map): New function.
5888 (num_eh_regions): New function.
5889 (rtl_remove_unreachable_regions): New function.
5890 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5891 (remove_eh_region): New function.
5892 * except.h: Include sbitmap and vecprim.
5893 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5894 num_eh_regions): Declare.
5895 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5896 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5897 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5898 (tree_empty_eh_handler_p): New function.
5899 (cleanup_empty_eh): New function.
5900 (cleanup_eh): New function.
5901 (pass_cleanup_eh): New function.
5903 2009-03-29 Jan Hubicka <jh@suse.cz>
5905 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5906 for removed regions.
5908 2009-03-29 Jan Hubicka <jh@suse.cz>
5910 * except.c (dump_eh_tree): Dump all datastructures.
5912 2009-03-29 Jan Hubicka <jh@suse.cz>
5914 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5915 (duplicate_eh_regions_1): Likewise.
5916 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5917 vector; call EH verification.
5918 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5919 Be ready for region being removed.
5921 2009-03-29 Jan Hubicka <jh@suse.cz>
5923 * bitmap.c (bitmap_last_set_bit): New function.
5924 * bitmap.h (bitmap_last_set_bit): Declare.
5926 2009-03-29 David Ayers <ayers@fsfe.org>
5929 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5930 by calling objc_compare_types and surpress warnings about
5931 incompatible C pointers that are compatible ObjC pointers.
5933 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5935 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5936 call initialize_inline_failed.
5937 (initialize_inline_failed): Move it from here ...
5938 * cgraph.c (initialize_inline_failed): ... to here.
5939 (cgraph_create_edge): Call initialize_inline_failed rather than
5940 setting inline_failed directly.
5942 2009-03-29 Ben Elliston <bje@au.ibm.com>
5945 * sysv4.opt (msdata): Improve comment.
5946 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5947 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5949 2009-03-29 Ben Elliston <bje@au.ibm.com>
5952 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5953 load and store attributes.
5955 2009-03-29 Ben Elliston <bje@au.ibm.com>
5957 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5958 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5959 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5960 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5961 __builtin_infq and __builtin_huge_valq.
5963 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5965 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5967 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5968 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5970 2009-03-28 Xinliang David Li <davidxl@google.com>
5972 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5973 (do_dbg_cnt): New function.
5975 2009-03-28 Jan Hubicka <jh@suse.cz>
5977 Merge from pretty-ipa:
5979 2009-03-27 Jan Hubicka <jh@suse.cz>
5981 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5982 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5983 * passes.c (function_called_by_processed_nodes_p): New.
5984 * ipa-pure-const.c (check_call): Fix handling of operands.
5985 (analyze_function): Dump debug output for skipped bodies.
5986 (local_pure_const): Use function_called_by_processed_nodes_p.
5987 * dwarf2out.c (reference_to_unused): Use output.
5988 * passes.c (do_per_function_toporder): Likewise.
5990 2008-11-12 Jan Hubicka <jh@suse.cz>
5992 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5993 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5994 state_set_in_source enum
5995 (check_decl): Ignore memory tags; do not set fake looping flags;
5997 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5998 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5999 (check_call, analyze_function): Rewrite.
6001 (add_new_function): Update call of analyze_function.
6002 (generate_summary): Add call of analyze_function.
6003 (propagate): Propagate can_throw; handle state_set_in_source correctly.
6004 (local_pure_const): New function.
6005 (pass_local_pure_const): New pass.
6006 * ipa-inline.c (inline_transform): Set after_inlining.
6007 * tree-eh.c (stmt_can_throw_external): New.
6008 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
6009 work with aliasing built.
6010 * tree-flow.h (stmt_can_throw_external): New.
6011 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
6012 and local pure/const pass in early and late optimization queue.
6014 2009-03-28 Martin Jambor <mjambor@suse.cz>
6016 * fold-const.c (get_pointer_modulus_and_residue): New parameter
6018 (fold_binary): Allow function decl aligment consideration is the
6019 second argument is integer constant one.
6020 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
6021 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
6022 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
6024 2009-03-28 Jan Hubicka <jh@suse.cz>
6026 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
6027 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
6028 * function.h (rtl_data): Add nothrow flag.
6029 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
6030 set DECL_NOTHROW for AVAILABLE functions.
6032 2009-03-28 Jakub Jelinek <jakub@redhat.com>
6034 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
6035 following vector keyword has expansion starting with pixel or bool
6036 keyword, expand vector to __vector and pixel or bool to __pixel or
6040 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6041 warn_if_disallowed_function_p): Removed.
6042 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6043 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6044 warning_if_disallowed_function_p.
6045 * flags.h (warn_if_disallowed_function_p,
6046 warn_disallowed_functions): Removed.
6047 * common.opt (Wdisallowed-function-list=): Removed.
6048 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6050 2009-03-28 Richard Guenther <rguenther@suse.de>
6052 PR tree-optimization/38723
6053 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6056 2009-03-28 Jan Hubicka <jh@suse.cz>
6058 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6059 test introduced by my previous patch.
6061 2009-03-28 Richard Guenther <rguenther@suse.de>
6063 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6064 the PHIs value undefined.
6066 2009-03-28 Jan Hubicka <jh@suse.cz>
6068 * tree-pass.h (pass_fixup_cfg): New pass.
6069 * ipa-inline.c (inline_transform): Set
6070 always_inline_functions_inlined/after_inlining.
6071 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6072 (pass_fixup_cfg): New pass.
6073 * passes.c (init_optimization_passes): Add fixup_cfg.
6075 2009-03-28 Richard Guenther <rguenther@suse.de>
6077 PR tree-optimization/38458
6078 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6079 argument use the arguments copy-of value.
6081 2009-03-28 Richard Guenther <rguenther@suse.de>
6083 PR tree-optimization/38180
6084 * tree-ssa-ccp.c (get_default_value): Simplify.
6085 (likely_value): Likewise.
6086 (surely_varying_stmt_p): Properly handle VOP case.
6087 (ccp_initialize): Likewise.
6088 (ccp_fold): Handle propagating through *&.
6089 (fold_const_aggregate_ref): Also handle decls.
6091 2009-03-28 Jan Hubicka <jh@suse.cz>
6093 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6094 * cgraph.h (cgraph_node): Likewise.
6095 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6096 (cgraph_reset_node): Use process flag.
6097 (cgraph_mark_functions_to_output): Likewise.
6098 (cgraph_expand_function): Likewise.
6099 (cgraph_expand_all_functions): Likewise.
6100 (cgraph_output_in_order): Likewise.
6101 * dwarf2out.c (reference_to_unused): Likewise.
6102 * passes.c do_per_function_toporder): Likewise.
6104 2009-03-28 Jan Hubicka <jh@suse.cz>
6106 Bring from lto-branch:
6108 2008-09-03 Doug Kwan <dougkwan@google.com>
6110 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6111 enums instead of reason strings.
6112 * cgraph.c (cgraph_create_edge): Same.
6113 (cgraph_inline_failed_string): New function.
6114 * cgraph.h (cgraph_inline_failed_t): New enum type.
6115 (cgraph_inline_failed_string): New prototype.
6116 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6117 char pointer to cgraph_inline_failed_t.
6118 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6119 (cgraph_default_inline_p): Ditto.
6120 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6121 to cgraph_inline_failed_t pointer.
6122 * cif-code.def: New file.
6123 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6125 (cgraph_check_inline_limits): Change type of REASON to pointer to
6126 cgraph_inline_failed_t. Replace reason strings with enums.
6127 (cgraph_default_inline_p): Ditto.
6128 (cgraph_recursive_inlining_p): Ditto.
6129 (update_caller_keys): Change type of FAILED_REASON to
6130 cgraph_inline_failed_t.
6131 (cgraph_set_inline_failed): Change type of REASON to pointer to
6132 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6133 convert enums to strings for text output.
6134 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6135 to be of type cgraph_inline_failed_t. Replace reason strings with
6136 enums. Call cgraph_inline_failed_string to covert enums
6137 to strings for text output.
6138 (cgraph_decide_inlining): Replace reason strings with enums.
6139 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6140 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6142 * tree-inline.c (expand_call_inline): Change type of REASON
6143 to cgraph_inline_failed_t. Replace reason strings with enums.
6144 Call cgraph_inline_failed_string for text output.
6145 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6148 2009-03-28 Jan Hubicka <jh@suse.cz>
6150 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6151 cgraph_clone_node): Remove master clone handling.
6152 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6153 * cgraph.h (master_clone): Remove.
6154 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6155 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6156 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6158 2009-03-28 Jan Hubicka <jh@suse.cz>
6160 * cgraph.c (cgraph_function_body_availability): Functions declared
6161 inline are always safe to assume that it is not going to be replaced.
6163 2009-03-28 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/38513
6166 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6168 EXC_PTR_EXPR and FILTER_EXPR.
6169 (get_ref_from_reference_ops): Likewise.
6171 2009-03-28 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/38968
6174 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6175 Use FLOOR_MOD_EXPR to compute misalignment.
6177 2009-03-28 Richard Guenther <rguenther@suse.de>
6179 PR tree-optimization/37795
6180 * tree.h (combine_comparisons): Declare.
6181 * fold-const.c (combine_comparisons): Export.
6182 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6184 (ifcombine_iforif): Use combine_comparisons.
6186 2009-03-28 Jan Hubicka <jh@suse.cz>
6188 * tree-eh.c (inlinable_call_p): New function.
6189 (make_eh_edges): Use it.
6190 (verify_eh_edges): Use it.
6191 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6192 * except.c (reachable_next_level): Add inlinable_function argument
6193 (sjlj_find_directly_reachable_regions): Update.
6194 (add_reachable_handler): Do not set saw_any_handlers.
6195 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6196 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6197 Add new inlinable call parameter.
6198 (can_throw_internal, can_throw_external): Update.
6199 * except.h (can_throw_internal_1, can_throw_external_1,
6200 foreach_reachable_handler): Update declaration.
6202 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6204 * config/arm/t-arm-coff, config/h8300/coff.h,
6205 config/i386/i386-aout.h, config/i386/i386-coff.h,
6206 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6207 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6208 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6209 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6210 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6211 sys-types.h: Remove.
6212 * Makefile.in: Remove protoize and fixproto support and references
6214 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6215 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6217 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6218 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6219 unprotoize$(exeext).
6220 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6221 (.PHONY): Don't depend on proto.
6222 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6223 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6224 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6225 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6226 build/gen-protos.o, build/scan.o, xsys-protos.h,
6227 build/fix-header$(build_exeext), build/fix-header.o,
6228 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6229 stmp-install-fixproto): Remove.
6230 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6231 SYSCALLS.c or fixproto files.
6232 (install-common): Don't install protoize.
6233 (install-headers-tar, install-headers-cpio, install-headers-cp):
6234 Don't depend on $(STMP_FIXPROTO).
6235 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6236 install fixproto files or write out fixproto settings.
6237 (uninstall): Don't uninstall protoize.
6238 * config.gcc (use_fixproto): Remove.
6239 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6240 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6241 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6242 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6243 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6244 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6245 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6246 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6247 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6248 * config/t-vxworks (STMP_FIXPROTO): Remove.
6249 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6250 STMP_FIXPROTO): Remove.
6251 * config.in, configure: Regenerate.
6252 * crtstuff.c (gid_t, uid_t): Don't undefine.
6253 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6254 (arm-*-coff, arm-*-aout: Remove target entries.
6255 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6256 Remove mention of AIX 4.1.
6257 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6258 * doc/invoke.texi (Running Protoize): Remove.
6259 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6260 (Protoize Caveats): Remove.
6261 * tsystem.h: Update comments on headers assumed to exist.
6263 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6265 * genautomata.c: Add a new year to the copyright. Add a new
6267 (struct insn_reserv_decl): Add comments for member bypass_list.
6268 (find_bypass): Remove.
6269 (insert_bypass): New.
6270 (process_decls): Use insert_bypass.
6271 (output_internal_insn_latency_func): Output all bypasses with the
6272 same input insn in one switch case.
6274 * rtl.def (define_bypass): Describe bypass choice.
6275 * doc/md.texi (define_bypass): Ditto.
6277 2009-03-27 Richard Guenther <rguenther@suse.de>
6279 * gimplify.c (mark_addressable): Export.
6280 * tree-flow.h (mark_addressable): Declare.
6281 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6282 * tree-ssa.c (verify_phi_args): Verify that address taken
6283 variables have TREE_ADDRESSABLE set.
6285 2009-03-27 Richard Guenther <rguenther@suse.de>
6287 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6288 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6289 Do not mark decls TREE_ADDRESSABLE.
6290 (build_fold_addr_expr): Adjust.
6291 (fold_addr_expr): Remove.
6292 (fold_unary): Use build_fold_addr_expr.
6293 (fold_comparison): Likewise.
6294 (split_address_to_core_and_offset): Likewise.
6295 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6297 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6298 (gimplify_modify_expr_to_memcpy): Mark source and destination
6300 * omp-low.c (create_omp_child_function): Mark the object decl
6302 (lower_rec_input_clauses): Mark the var we take the address of
6304 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6306 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6309 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6310 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6312 2009-03-27 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/39120
6315 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6317 (handle_lhs_call): Process return constraints. Add escape
6318 constraints if necessary.
6319 (handle_const_call): Fill out return constraints. Make nested
6320 case more precise. Avoid consttmp if possible.
6321 (handle_pure_call): Fill out return constraints. Avoid
6322 callused if possible.
6323 (find_func_aliases): Simplify call handling.
6325 2009-03-27 Richard Guenther <rguenther@suse.de>
6327 PR tree-optimization/39120
6328 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6329 as a representative.
6330 (solve_graph): Do propagate CALLUSED.
6331 (handle_pure_call): Use a scalar constraint from CALLUSED for
6333 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6336 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6339 * c-common.c (handle_aligned_attribute): Properly check alignment
6340 overflow. Use (1U << i) instead of (1 << i).
6342 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6344 * expr.h (get_mem_align_offset): Updated.
6346 * tree.h (tree_decl_common): Change align to "unsigned int" and
6347 move it before pointer_alias_set.
6349 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6350 Jakub Jelinek <jakub@redhat.com>
6353 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6354 gr_register_operand with gr_reg_or_0_operand.
6355 (cmpxchg_rel_di): Likewise.
6356 (sync_lock_test_and_set<mode>): Likewise.
6358 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6360 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6361 (true_regnum): Likewise.
6363 * rtlanal.c (subreg_info): Moved to ...
6364 * rtl.h (subreg_info): Here. New.
6365 (subreg_get_info): New.
6367 * rtlanal.c (subreg_get_info): Make it extern.
6369 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6372 * config/i386/i386.c (ix86_abi): New.
6373 (override_options): Handle -mabi=.
6374 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6375 (ix86_call_abi_override): Likewise.
6376 (init_cumulative_args): Likewise.
6377 (function_arg_advance): Likewise.
6378 (function_arg_64): Likewise.
6379 (function_arg): Likewise.
6380 (ix86_pass_by_reference): Likewise.
6381 (ix86_function_value_regno_p): Likewise.
6382 (ix86_build_builtin_va_list_abi): Likewise.
6383 (setup_incoming_varargs_64): Likewise.
6384 (is_va_list_char_pointer): Likewise.
6385 (ix86_init_machine_status): Likewise.
6386 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6387 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6388 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6389 (ix86_function_abi): Make it static and return enum calling_abi.
6390 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6392 (ix86_fn_abi_va_list): Updated.
6394 * config/i386/i386.h (ix86_abi): New.
6395 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6396 (CONDITIONAL_REGISTER_USAGE): Likewise.
6397 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6398 (machine_function): Likewise.
6400 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6402 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6403 (STACK_BOUNDARY): Likewise.
6404 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6406 * config/i386/i386.opt (mabi=): New.
6408 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6409 return enum calling_abi.
6410 (ix86_function_type_abi): Likewise.
6411 (ix86_function_abi): Removed.
6413 * doc/invoke.texi: Document -mabi= option for x86.
6415 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6417 * builtins.c (real_dconstp): Delete.
6418 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6420 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6421 Jakub Jelinek <jakub@redhat.com>
6424 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6425 (gen_subprogram_die): When a function is explicit, generate the
6426 DW_AT_explicit attribute.
6427 * langhooks.h (struct lang_hooks_for_decls): Add
6428 function_decl_explicit_p langhook.
6429 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6430 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6432 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6434 * builtins.c (fold_builtin_memory_op): Optimize memmove
6435 into memcpy if we can prove source and destination don't overlap.
6437 * tree-inline.c: Include gt-tree-inline.h.
6438 (clone_fn_id_num): New variable.
6439 (clone_function_name): New function.
6440 (tree_function_versioning): Use it.
6441 * Makefile.in (GTFILES): Add tree-inline.c.
6443 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6445 * BASE-VER: Change to 4.5.0.
6447 2009-03-27 Xinliang David Li <davidxl@google.com>
6449 PR tree-optimization/39557
6450 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6452 2009-03-27 Xinliang David Li <davidxl@google.com>
6454 PR tree-optimization/39548
6455 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6458 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6460 * c-common.c (pointer_int_sum): Use %wd on return from
6463 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6465 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6466 on return from tree_low_cst.
6468 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6471 * ginclude/stdarg.h (va_copy): Define also for
6472 __GXX_EXPERIMENTAL_CXX0X__.
6474 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6477 * builtins.h (c_strlen): Do not warn here.
6478 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6479 * c-common.c (pointer_int_sum): Take an explicit location.
6480 Warn about offsets out of bounds.
6481 * c-common.h (pointer_int_sum): Adjust declaration.
6483 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6485 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6488 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6491 * opts.c (warn_if_disallowed_function_p): Don't assume
6492 get_callee_fndecl must return non-NULL.
6494 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6496 PR rtl-optimization/39522
6497 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6498 when reg_reloaded_valid is set.
6500 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6502 * config/spu/divv2df3.c: New file.
6503 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6504 (DPBIT_FUNCS): Filter out _div_df.
6506 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6508 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6509 a jump insn, count that jump in the distance to the loop start.
6511 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6514 * config/sh/sh.c (calc_live_regs): Fix condition for global
6515 registers except PIC_OFFSET_TABLE_REGNUM.
6517 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6520 * doc/invoke.texi (-mconsole): New.
6524 (-mnop-fun-dllimport): New.
6528 (sub section "i386 and x86-64 Windows Options"): New.
6530 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6532 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6533 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6535 2009-03-25 Richard Guenther <rguenther@suse.de>
6538 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6541 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6543 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6544 neither of haifa/selective schedulers are working.
6546 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6548 * doc/invoke.texi (Debugging Options): Fix description of
6549 -fno-merge-debug-strings.
6551 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6553 * config/cris/libgcc.ver: New version-script.
6554 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6556 * configure.ac <GAS features, nop mnemonic>: Add pattern
6557 crisv32-*-* for "nop".
6558 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6559 * configure: Regenerate.
6561 2009-03-24 Ira Rosen <irar@il.ibm.com>
6563 PR tree-optimization/39529
6564 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6565 mark_sym_for_renaming for the tag copied to the new vector
6568 2009-03-24 Arthur Loiret <aloiret@debian.org>
6570 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6571 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6572 EXTRA_SPEC_FUNCTIONS.
6573 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6574 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6575 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6576 -march and -mtune options.
6578 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6580 * config/m68k/t-rtems: Add m5329 multilib.
6582 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6583 Jakub Jelinek <jakub@redhat.com>
6586 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6589 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6592 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6593 instead of c_parser_expression_conv, if original_code isn't one of the
6594 4 allowed comparison codes, fail.
6596 2009-03-23 Richard Guenther <rguenther@suse.de>
6598 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6599 * tree.h (struct tree_type): Likewise.
6600 * reload.h (struct insn_chain): Likewise.
6601 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6602 * function.h (struct function): Likewise.
6603 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6605 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6607 PR tree-optimization/39516
6608 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6610 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6612 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6613 should be set true if BITS_PER_WORD of target is bigger than 32
6615 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6617 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6618 Translate -B-options to -rpath-link. Correct existing
6619 rpath-link and conditionalize on !nostdlib.
6621 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6623 * doc/extend.texi (Function Attributes, Variable Attributes):
6625 * doc/invoke.texi (Debugging Options, Optimize Options)
6626 (i386 and x86-64 Options, MCore Options): Likewise.
6628 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6631 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6632 it for block local namespace aliases.
6633 (gen_decl_die): Pass context_die to gen_namespace_die.
6635 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6638 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6639 minimum or maximum value.
6641 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6643 * reginfo.c (globalize_reg): Recompute derived reg sets.
6645 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6648 * libgcc2.c (mprotect): Do not use signed arguments for
6649 VirtualProtect, use DWORD arguments. Also fix the 'may
6650 be used uninitialized' warning for the np variable.
6652 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6655 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6656 functions using regparm calling conventions when not optimizing.
6657 (ix86_function_sseregparm): Similarly for sseregparm calling
6660 2009-03-19 Li Feng <nemokingdom@gmail.com>
6663 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6664 dependence if the first conflict is after niter iterations.
6666 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6669 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6670 functions with dynamic stack-pointer adjustments.
6672 2009-03-19 Ben Elliston <bje@au.ibm.com>
6674 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6675 option; change to -msdata=data.
6677 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6679 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6682 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6685 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6687 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6689 * doc/invoke.texi (Code Gen Options): Expand discussion of
6692 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6694 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6695 * matrix-reorg.c (struct matrix_info): Likewise.
6696 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6697 * rtl.h (struct mem_attrs): Likewise.
6698 * df.h (struct df): Likewise.
6699 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6700 * ira-int.h (struct ira_allocno): Likewise.
6701 * df-scan.c (struct df_collection_rec): Likewise.
6702 * ira.c (struct equivalence): Likewise.
6703 * function.c (struct temp_slot): Likewise.
6704 * cfgloop.h (struct loop): Likewise.
6707 * function.c (use_register_for_decl): When not optimizing, disregard
6708 register keyword for variables with types containing methods.
6710 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6713 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6714 (is_simple_operand): Call contains_component_ref_p before calling data
6715 reference analysis that would fail on COMPONENT_REFs.
6717 * tree-vrp.c (search_for_addr_array): Fix formatting.
6719 2009-03-18 Richard Guenther <rguenther@suse.de>
6721 * tree-vect-transform.c (vect_loop_versioning): Fold the
6722 generated comparisons.
6723 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6724 (slpeel_tree_peel_loop_to_edge): Likewise.
6726 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6729 * opts.c (print_specific_help): In addition to `undocumented',
6730 accept `separate' and `joined' flags if passed alone. Describe
6731 output by the first matched one of those.
6732 (common_handle_option): Skip over empty strings.
6733 * gcc.c (display_help): Fix help string for `--help='.
6734 * doc/invoke.texi (Option Summary, Overall Options): With
6735 `--help=', classes and qualifiers can both be repeated, but
6736 only the latter can be negated. One should not pass only
6737 negated qualifiers. Fix markup and examples.
6740 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6742 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6743 and -fhelp=separate.
6745 2009-03-17 Jing Yu <jingyu@google.com>
6748 * function.h (struct rtl_data): Move is_thunk from here...
6749 (struct function): ...to here.
6750 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6751 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6753 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6755 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6756 (alpha_output_function_end_prologue): Likewise.
6757 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6758 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6759 (rs6000_output_function_epilogue): Likewise.
6760 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6762 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6765 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6766 from different units in a single alternative.
6767 (*truncdfsf_i387): Ditto.
6768 (*truncxfsf2_mixed): Ditto.
6769 (*truncxfdf2_mixed): Ditto.
6771 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6773 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6774 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6777 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6778 unused non-artificial variables when not optimizing.
6781 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6782 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6783 NAMESPACE_DECL in its DECL_INITIAL.
6786 * optabs.c (set_user_assembler_libfunc): New function.
6787 * expr.h (set_user_assembler_libfunc): New prototype.
6788 * c-common.c: Include libfuncs.h.
6789 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6790 for memcmp, memset, memcpy, memmove and abort.
6791 * Makefile.in (c-common.o): Depend on libfuncs.h.
6794 * dwarf2out.c (gen_inlined_enumeration_type_die,
6795 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6796 gen_tagged_type_instantiation_die): Removed.
6797 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6800 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6803 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6805 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6806 (check-parallel-%): Ditto.
6807 (check-consistency): Ditto.
6809 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6811 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6812 local variable rhs by NULL_TREE.
6814 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6817 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6819 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6822 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6824 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6827 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6828 for ms->sysv ABI calls only in 64bit mode.
6830 * config/i386/i386.md (untyped_call): Support 32bit.
6832 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6834 * doc/extend.texi: Replace x86_65 with x86_64.
6836 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6838 PR tree-optimization/39455
6839 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6840 mismatches for POINTER_TYPE_P (type).
6841 (number_of_iterations_le): Likewise.
6843 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6845 * config/picochip/picochip.c: Removed profiling support.
6846 * config/picochip/picochip.md: Removed profiling instruction.
6847 * config/picochip/picochip.h: Removed profiling builtin.
6849 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6851 * doc/install.texi (--with-host-libstdcxx): Document.
6853 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6856 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6857 generate a warning if the function name does not begin with
6858 "__vector" and the function has either the 'signal' or 'interrupt'
6859 attribute, from here to ...
6860 (avr_declare_function_name): ...here. New function.
6861 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6862 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6864 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6867 * cse.c (fold_rtx): Don't modify original const_arg1 when
6868 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6869 separate variable instead.
6870 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6871 from out of range shift counts.
6872 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6874 2009-03-13 Catherine Moore <clm@codesourcery.com>
6876 * config/i386/x-mingw32 (host-mingw32.o): Replace
6877 diagnostic.h with $(DIAGNOSTIC_H).
6879 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6882 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6884 * config/i386/sync.md (sync_compare_and_swap<mode>,
6885 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6886 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6888 (sync_double_compare_and_swapdi_pic,
6889 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6890 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6892 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6895 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6897 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6900 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6901 (avx_addsubv4df3): Likewise.
6902 (*avx_addsubv4sf3): Likewise.
6903 (sse3_addsubv4sf3): Likewise.
6905 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6908 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6910 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6913 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6914 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6915 registers for allocnos created from user-defined variables.
6917 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6920 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6921 of non-integer mode as well.
6923 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6925 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6926 for functions for which the parameter types are unknown.
6928 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6931 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6932 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6933 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6934 * config/i386/i386.c (ix86_local_alignment): For
6935 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6936 long long variables on the stack to avoid dynamic realignment.
6937 Allow the first argument to be a decl rather than type.
6938 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6940 2009-03-11 Nick Clifton <nickc@redhat.com>
6943 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6945 Add description to mno-lsim option.
6946 * config/mcore/mcore.h: Remove comment about deprecated m4align
6948 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6949 * doc/invoke.texi: Add description of mno-lsim and
6950 mstack-increment options.
6952 * config/fr30/fr30.opt: Document the -mno-lsim option.
6953 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6954 and -mno-lsim options.
6956 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6958 * fold-const.c (fold_comparison): Only call fold_inf_compare
6959 if the mode supports infinities.
6961 2009-03-11 Jason Merrill <jason@redhat.com>
6964 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6965 end already did. Notice GIMPLE_CALL modifications of the result.
6966 Don't copy debug information from an ignored decl or a decl from
6969 2009-03-10 Richard Guenther <rguenther@suse.de>
6970 Nathan Froyd <froydnj@codesourcery.com>
6973 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6974 (__divMODE3): Likewise.
6976 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6978 PR tree-optimization/39394
6979 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6980 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6982 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6984 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6985 inline asms for register asm ("") declarations.
6987 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6989 * fold-const.c (fold_unary): Fix comment.
6991 2009-03-07 Jan Hubicka <jh@suse.cz>
6994 * tree-inline.c (setup_one_parameter): Do replacement of const
6995 argument by constant in SSA form.
6997 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7000 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
7001 determine alignment passed to assign_stack_local.
7002 (assign_parms_unsplit_complex): Likewise.
7003 * except.c (sjlj_build_landing_pads): Likewise.
7005 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7008 * tree-flow.h (add_referenced_var): Return bool instead of void.
7009 * tree-dfa.c (add_referenced_var): Return result of
7010 referenced_var_check_and_insert call.
7011 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
7012 of referenced_var_check_and_insert.
7015 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
7016 (gen_variable_die): Emit DW_AT_location on abstract static variable's
7017 DIE, don't emit it if abstract origin already has it.
7018 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
7019 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
7021 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7023 * genpreds.c (needs_variable): Fix parentheses at variable name
7025 (write_tm_constrs_h): Indent generated code.
7027 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7029 * doc/extend.texi (Function Attributes): Add documentation
7032 2009-03-06 Jakub Jelinek <jakub@redhat.com>
7035 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
7036 take locus from its DECL_SOURCE_LOCATION instead of input_location.
7038 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7040 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7043 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7046 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7047 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7049 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7051 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7052 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7053 constants instead of magic numbers.
7054 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7056 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7057 (x86_64_ms_abi_int_parameter_registers): Ditto.
7058 (x86_64_int_return_registers): Ditto.
7059 (ix86_maybe_switch_abi): Ditto.
7060 (ix86_expand_call): Ditto for clobbered_registers array.
7061 (ix86_hard_regno_mode_ok): Ditto.
7062 (x86_extended_QIreg_mentioned_p): Ditto.
7064 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7066 PR tree-optimization/39349
7067 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7069 * combine.c (gen_lowpart_for_combine): Use omode when generating
7072 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7074 PR rtl-optimization/39235
7075 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7077 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7079 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7081 2009-03-04 Richard Guenther <rguenther@suse.de>
7083 PR tree-optimization/39362
7084 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7085 that occur in abnormal PHIs should be varying.
7087 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7089 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7091 (simple_iv): Take loop as an argument instead of statement.
7092 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7093 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7095 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7097 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7098 * matrix-reorg.c (analyze_transpose): Ditto.
7099 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7100 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7101 * tree-predcom.c (ref_at_iteration): Ditto.
7102 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7104 2009-03-04 Richard Guenther <rguenther@suse.de>
7106 PR tree-optimization/39358
7107 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7108 escaped_id and callused_id.
7109 (solve_graph): Likewise.
7111 2009-03-04 Richard Guenther <rguenther@suse.de>
7113 PR tree-optimization/39339
7114 * tree-sra.c (try_instantiate_multiple_fields): Make it
7115 no longer ICE on the above.
7117 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7119 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7120 that fits within Pmode.
7122 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7125 * tm.texi (LIBCALL_VALUE): Update description.
7127 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7130 * doc/extend.texi (section): Update description.
7132 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7135 * tree-inline.c (remapped_type): New.
7136 (can_be_nonlocal): Call remapped_type instead of remap_type.
7138 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7141 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7142 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7144 2009-03-03 Richard Guenther <rguenther@suse.de>
7147 * tree.c (tree_nonartificial_location): New function.
7148 * tree.h (tree_nonartificial_location): Declare.
7149 * builtins.c (expand_builtin_memory_chk): Provide location
7150 of the call location for artificial function pieces.
7151 (maybe_emit_chk_warning): Likewise.
7152 (maybe_emit_sprintf_chk_warning): Likewise.
7153 (maybe_emit_free_warning): Likewise.
7154 * expr.c (expand_expr_real_1): Likewise.
7156 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7158 PR tree-optimization/39343
7159 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7160 COMPONENT_REF t has ARRAY_TYPE.
7162 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7165 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7166 when the type precision of the induction variable should be
7167 larger than the type precision of nit.
7168 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7169 * graphite.c (graphite_loop_normal_form): Same.
7170 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7172 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7174 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7175 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7176 numbers to describe clobbered registers.
7177 (*call_value_0_rex64_ms_sysv): Ditto.
7178 * config/i386/mmx.md (mmx_emms): Ditto.
7181 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7183 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7186 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7188 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7189 (spu_section_type_flags): New function.
7191 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7193 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7194 reg_class_contents of FLOAT_REGS into a temporary.
7196 2009-03-02 Richard Guenther <rguenther@suse.de>
7197 Ira Rosen <irar@il.ibm.com>
7199 PR tree-optimization/39318
7200 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7201 information to the vectorized statement.
7203 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7205 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7206 variable. Use defined names instead of magic constants for REX SSE
7209 2009-03-01 Richard Guenther <rguenther@suse.de>
7211 PR tree-optimization/39331
7212 * omp-low.c (lower_send_shared_vars): Do not receive new
7213 values for the reference of DECL_BY_REFERENCE parms or results.
7215 2009-03-01 Jan Hubicka <jh@suse.cz>
7218 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7219 BLOCK_NONLOCALIZED_VAR): New macros.
7220 (tree_block): Add nonlocalized_vars.
7221 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7222 gen_decl_die): Add origin argument. Allow generation of die with
7223 origin at hand only.
7224 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7225 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7227 (gen_block_die): Fix checking for unused blocks.
7228 (process_scope_var): Break out from .... ; work with origins only.
7229 (decls_for_scope) ... here; process nonlocalized list.
7230 (dwarf2out_ignore_block): Look for nonlocalized vars.
7231 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7233 (dump_scope_block): Dump them.
7234 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7235 (remap_block): Likewise.
7236 (can_be_nonlocal): New predicate.
7237 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7239 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7241 * configure: Regenerate.
7243 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7245 * optc-gen.awk: No need to duplicate option flags twice.
7246 Reuse help texts for duplicate options which do not have any.
7248 * gcc.c (display_help): Document --version.
7250 * gcc.c (main): If print_help_list and verbose_flag, ensure
7251 driver output comes before subprocess output.
7253 * optc-gen.awk: Assign all remaining fields to help string,
7254 space-separated, for multi-line help in *.opt.
7256 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7257 -Wno-pedantic-ms-format is for MinGW targets only.
7259 * doc/options.texi (Option file format): Fix bad indentation,
7260 restoring dropped sentence.
7262 2009-02-28 Jan Hubicka <jh@suse.cz>
7264 * tree-inline.c (tree_function_versioning): Output debug info.
7266 2009-02-28 Jan Hubicka <jh@suse.cz>
7269 * tree-inline.c (setup_one_parameter): Do not copy propagate
7270 arguments when not optimizing.
7272 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7275 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7276 (avx_addsubv4df3): Likewise.
7277 (*avx_addsubv4sf3): Likewise.
7278 (sse3_addsubv4sf3): Likewise.
7279 (*avx_addsubv2df3): Likewise.
7280 (sse3_addsubv2df3): Likewise.
7281 (avx_unpckhps256): Correct item selectors.
7282 (avx_unpcklps256): Likewise.
7283 (avx_unpckhpd256): Likewise.
7284 (avx_unpcklpd256): Likewise.
7286 2009-02-28 Jan Hubicka <jh@suse.cz>
7288 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7290 (copy_arguments_for_versioning): If var is declared don't declare it.
7291 (tree_function_versioning): First setup substitutions and then copy
7294 2009-02-27 Jan Hubicka <jh@suse.cz>
7297 * cgraph.h (varpool_output_debug_info): Remove.
7298 * cgraphunit.c (varpool_output_debug_info): Remove.
7299 * dwarf2out.c (deferred_locations_struct): New struct
7300 (deferred_locations): New type.
7301 (deferred_locations_list): New static var.
7302 (deffer_location): New function.
7303 (gen_variable_die): Use it.
7304 (decls_for_scope): Output info on local static vars.
7305 (dwarf2out_finish): Process deferred locations.
7306 * varpool.c (varpool_output_debug_info): Remove.
7308 2009-02-27 Jan Hubicka <jh@suse.cz>
7311 * tree.h (TREE_PROTECTED): Fix comment.
7312 (BLOCK_HANDLER_BLOCK): Remove.
7313 (struct tree_block): Remove handler_block add body_block.
7314 (inlined_function_outer_scope_p): New.
7315 (is_body_block): Remove.
7316 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7317 * dwarf2out.c (is_inlined_entry_point): Remove.
7318 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7319 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7321 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7322 * gimplify.c (gimplify_expr): Gimplify body blocks.
7323 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7324 block with multiple subblocks.
7325 (dump_scope_block): Prettier output; dump more flags and info.
7326 (dump_scope_blocks): New.
7327 (remove_unused_locals): Use dump_scope_blocks.
7328 * tree-flow.h (dump_scope_blocks): Declare.
7329 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7330 * stmt.c (is_body_block): Remove.
7331 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7332 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7334 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7337 * graphite.c (graphite_loop_normal_form): Do not call
7338 number_of_iterations_exit from a gcc_assert.
7340 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7342 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7343 jumps if COND is NULL.
7344 (find_cond_jump): New function.
7345 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7346 * config/s390/s390.md: Remove z10_cobra attribute value.
7348 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7350 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7351 force_const_mem returns NULL_RTX.
7353 2009-02-26 Jan Hubicka <jh@suse.cz>
7356 * cgraph.h (varpool_output_debug_info): Remove.
7357 * cgraphunit.c (varpool_output_debug_info): Remove.
7358 * dwarf2out.c (deferred_locations_struct): New struct
7359 (deferred_locations): New type.
7360 (deferred_locations_list): New static var.
7361 (deffer_location): New function.
7362 (gen_variable_die): Use it.
7363 (decls_for_scope): Output info on local static vars.
7364 (dwarf2out_finish): Process deferred locations.
7365 * varpool.c (varpool_output_debug_info): Remove.
7367 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7369 PR rtl-optimization/39241
7370 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7371 to subreg_offset_representable_p.
7373 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7375 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7376 execute function prototype. Get f and nregs from max_reg_num
7377 and get_insns. Remove the first backward pass as it's dead,
7378 guard the forward pass by flag_expensive_optimizations.
7379 (rest_of_handle_regmove): Delete.
7380 (pass_regmove): Replace it with regmove_optimize.
7382 2009-02-25 Martin Jambor <mjambor@suse.cz>
7384 PR tree-optimization/39259
7385 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7386 calls_alloca function flags.
7387 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7390 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7392 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7393 flags_set_1_rtx, flags_set_1_set): Delete.
7394 (regmove_optimize): Do not call mark_flags_life_zones.
7396 2009-02-24 Julian Brown <julian@codesourcery.com>
7399 * config/arm/arm.c (require_pic_register): Only set
7400 cfun->machine->pic_reg once per function.
7402 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7404 * doc/invoke.texi (Link Options): Document an easier way to pass
7405 options that take arguments to the GNU linker using -Xlinker and -Wl.
7407 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7410 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7412 2009-02-24 Richard Guenther <rguenther@suse.de>
7415 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7417 2009-02-24 Richard Guenther <rguenther@suse.de>
7418 Zdenek Dvorak <ook@ucw.cz>
7420 PR tree-optimization/39233
7421 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7422 from converting them to a generic type.
7424 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7426 PR tree-optimization/39260
7427 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7428 contains a condition with a real type.
7429 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7431 2009-02-23 Jason Merrill <jason@redhat.com>
7434 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7435 narrowing_initializer_constant_valid_p.
7436 (narrowing_initializer_constant_valid_p): Don't return
7437 null_pointer_node for adding a pointer to itself.
7439 2009-02-23 Jan Hubicka <jh@suse.cz>
7442 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7445 2009-02-23 Jan Hubicka <jh@suse.cz>
7447 PR tree-optimization/37709
7448 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7449 * tree.h (block_ultimate_origin): Declare.
7450 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7451 * tree-ssa-live.c (remove_unused_scope_block_p):
7452 Eliminate blocks containig no instructions nor live variables nor
7454 (dump_scope_block): New function.
7455 (remove_unused_locals): Enable removal of dead blocks by default;
7456 enable dumping at TDF_DETAILS.
7458 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7460 * config/i386/i386.c (classify_argument): Don't allow COImode
7462 (function_arg_advance_32): Don't allow OImode.
7463 (function_arg_32): Likewise.
7464 (function_value_32): Likewise.
7465 (return_in_memory_32): Likewise.
7466 (function_arg_64): Remove OImode comment.
7468 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7471 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7472 ix86_expand_vector_set for V4DImode in 64bit mode only.
7473 (ix86_expand_vector_init_one_var): Likewise.
7475 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7477 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7479 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7482 * loop-iv.c: Revert last change.
7483 * emit-rtl.c: Likewise.
7485 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7488 * config/i386/i386.c (type_natural_mode): Remove an extra
7489 space in the warning message.
7490 (function_value_32): Handle 32-byte vector modes.
7491 (return_in_memory_32): Likewise.
7493 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7495 * loop-iv.c (truncate_value): New function.
7496 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7498 (lowpart_subreg): Move to...
7499 * emit-rtl.c: ...here.
7501 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7503 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7504 accidental and undocumented change at revision 140860.
7506 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7508 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7509 take gimple_seq * arguments.
7510 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7511 types_compatible_p langhook.
7513 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7514 Joseph Myers <joseph@codesourcery.com>
7516 * config/arm/arm.c (arm_builtin_va_list): New function.
7517 (arm_expand_builtin_va_start): Likewise.
7518 (arm_gimplify_va_arg_expr): Likewise.
7519 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7520 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7521 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7522 (va_list_type): New variable.
7523 (arm_mangle_type): Mangle va_list_type appropriately.
7525 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7528 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7529 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7530 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7531 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7532 parameter to 1000 for -O1 by default.
7533 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7535 * loop-invariant.c: Include params.h.
7536 (move_loop_invariants): Don't call move_single_loop_invariants on
7539 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7541 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7542 offset when calculating bounds for indexing stack_usage_map. Fixes
7543 a buffer overflow with certain target setups.
7545 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7548 * calls.c (expand_call): Clear try_tail_call if caller and callee
7549 disagree in promotion of function return value.
7551 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7554 * c-common.c (c_determine_visibility): If visibility changed and
7555 DECL_RTL has been already set, call make_decl_rtl to update symbol
7558 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7561 * varasm.c (assemble_variable): Don't check DECL_NAME when
7562 globalizing a variable.
7564 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7567 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7568 expression before any __builtin_trap call.
7569 * c-typeck.c (build_function_call): Convert and check function
7570 arguments before generating a call to a trap. Evaluate the
7571 function arguments before the trap.
7573 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7576 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7577 (UNSPEC_FXAM_MEM): New unspec.
7578 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7579 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7580 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7582 2009-02-19 Richard Guenther <rguenther@suse.de>
7584 PR tree-optimization/39207
7585 PR tree-optimization/39074
7586 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7587 storedanything_tree): New.
7588 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7589 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7590 (build_succ_graph): Add edges from STOREDANYTHING to all
7592 (init_base_vars): Initialize STOREDANYTHING.
7593 (compute_points_to_sets): Free substitution info after
7594 building the succ graph.
7595 (ipa_pta_execute): Likewise.
7597 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7599 (do_ds_constraint): Do not add to special var or non-pointer
7601 (type_could_have_pointers): Split out from ...
7602 (could_have_pointers): ... here. For arrays use the element type.
7603 (create_variable_info_for): Initialize may_have_pointers.
7604 (new_var_info): Likewise.
7605 (handle_lhs_call): Make the HEAP variable unknown-sized.
7606 (intra_create_variable_infos): Use a type with pointers for
7607 PARM_NOALIAS, make it unknown-sized.
7609 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7612 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7614 2009-02-18 Jason Merrill <jason@redhat.com>
7617 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7618 value if DECL_EXTERNAL.
7619 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7620 * target.h (gcc_target::binds_local_p): Clarify "module".
7621 * tree.h (TREE_PUBLIC): Clarify "module".
7623 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7626 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7627 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7629 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7632 * c.opt (Wabi): Support C and ObjC.
7635 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7637 * config/i386/i386.c (classify_argument): Warn once about the ABI
7638 change when passing union with long double.
7640 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7642 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7645 * c-parser.c (c_parser_compound_statement): Always enter and leave
7648 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7651 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7653 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7655 PR tree-optimization/36922
7656 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7657 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7660 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7662 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7665 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7667 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7669 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7671 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7674 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7675 Richard Sandiford <rdsandiford@googlemail.com>
7677 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7678 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7679 (loongson_biadd): ...this.
7681 2009-02-17 Richard Guenther <rguenther@suse.de>
7683 PR tree-optimization/39202
7684 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7685 a var make sure to follow existing collapses.
7687 2009-02-17 Richard Guenther <rguenther@suse.de>
7690 * langhooks.c (lhd_print_error_function): Check for NULL block.
7692 2009-02-17 Richard Guenther <rguenther@suse.de>
7694 PR tree-optimization/39204
7695 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7698 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7700 * config/soft-fp/double.h: Update from glibc CVS.
7702 2009-02-17 Richard Guenther <rguenther@suse.de>
7704 PR tree-optimization/39207
7705 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7706 strict-aliasing warnings for pointers pointing to NULL.
7708 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7711 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7712 skipping until next close brace.
7714 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7717 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7718 to function argument boundary.
7720 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7722 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7723 in the lea_add. Reload eventually constraints it properly.
7724 * config/picochip/constraints.md : Remove the target constraint
7725 "b", since it is not needed anymore.
7727 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7729 * gthr-dce.h: Uglify function parameter and local variable names.
7730 * gthr-gnat.h: Likewise.
7731 * gthr-mipssde.h: Likewise.
7732 * gthr-nks.h: Likewise.
7733 * gthr-posix95.h: Likewise.
7734 * gthr-posix.h: Likewise.
7735 * gthr-rtems.h: Likewise.
7736 * gthr-single.h: Likewise.
7737 * gthr-solaris.h: Likewise.
7738 * gthr-tpf.h: Likewise.
7739 * gthr-vxworks.h: Likewise.
7740 * gthr-win32.h: Likewise.
7742 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7745 * config/i386/i386.md: Restrict the new peephole2 to move
7746 between MMX/SSE registers.
7748 2009-02-15 Richard Guenther <rguenther@suse.de>
7751 2009-02-13 Richard Guenther <rguenther@suse.de>
7753 * configure.ac: Enable LFS.
7754 * configure: Re-generate.
7755 * config.in: Likewise.
7757 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7759 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7760 spu_srqwbyte, spu_srqwbytebc): Define.
7761 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7762 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7763 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7764 "shrqby_<mode>"): New insn-and-split patterns.
7765 * config/spu/spu.c (expand_builtin_args): Determine and return
7766 number of operands using spu_builtin_description data.
7767 (spu_expand_builtin_1): Use it.
7769 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7772 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7775 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7778 * config/i386/i386.c (override_options): Correct warning
7779 messages for -malign-loops, -malign-jumps and -malign-functions.
7781 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7784 * config/i386/i386.md: Restrict the new peephole2 to move
7785 between the general purpose registers.
7787 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7790 * config/i386/i386.c (type_natural_mode): Add a new argument.
7791 Return the original mode and warn ABI change if vector size is 32byte.
7792 (function_arg_advance): Updated.
7793 (function_arg): Likewise.
7794 (ix86_function_value): Likewise.
7795 (ix86_return_in_memory): Likewise.
7796 (ix86_sol10_return_in_memory): Likewise.
7797 (ix86_gimplify_va_arg): Likewise.
7798 (function_arg_32): Don't warn ABX ABI change here.
7799 (function_arg_64): Likewise.
7801 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7803 * loop-iv.c (implies_p): In the final case, test that operands 0
7804 of the two comparisons match.
7806 * config/bfin/bfin.c (find_prev_insn_start): New function.
7807 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7808 (find_next_insn_start): Move.
7810 2009-02-13 Richard Guenther <rguenther@suse.de>
7812 * configure.ac: Enable LFS.
7813 * configure: Re-generate.
7814 * config.in: Likewise.
7816 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7819 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7820 sizes on syntax error after some arguments have been parsed.
7822 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7824 * doc/invoke.texi (-fira): Remove.
7826 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7828 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7829 * recog.c: Likewise.
7832 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7834 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7835 (umul_ppmm): Likewise.
7836 (count_leading_zeros): Likewise.
7837 (count_trailing_zeros): Likewise.
7838 (UMUL_TIME): Likewise.
7840 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7842 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7843 soft-fp/t-softfp to tmake_file.
7845 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7846 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7847 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7848 IA64_BUILTIN_INFQ]: New.
7849 (ia64_init_builtins): Initialize __builtin_infq,
7850 __builtin_fabsq and __builtin_copysignq if not HPUX.
7851 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7852 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7854 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7856 (__fixtfti): Likewise.
7857 (__fixunstfti): Likewise.
7858 (__floattitf): Likewise.
7860 * config/ia64/libgcc-glibc.ver: New.
7861 * config/ia64/t-fprules-softfp: Likewise.
7862 * config/ia64/sfp-machine.h: Likewise.
7864 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7865 (LIBGCC2_TF_CEXT): Likewise.
7866 (TF_SIZE): Likewise.
7867 (TARGET_INIT_LIBFUNCS): Likewise.
7869 * config/ia64/t-glibc (SHLINB_MAPFILES):
7870 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7872 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7874 * config/i386/i386.c (construct_container): Rewrite processing
7875 BLKmode with X86_64_SSE_CLASS.
7877 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7880 * config/i386/i386.md: Replace simplify_replace_rtx with
7881 replace_rtx in the new peephole2.
7883 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7885 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7886 loop unrolling do not happen at -O2.
7888 2009-02-12 Michael Matz <matz@suse.de>
7890 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7892 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7894 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7897 2009-02-12 Ben Elliston <bje@au.ibm.com>
7899 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7900 patterns when updating the back chain. Missed in the 2009-02-10
7903 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7905 * doc/extend.texi (Decimal Floating Types): Update identifier of
7906 draft TR and list of missing support.
7908 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7911 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7912 bit to variable length decl's flags, add it also to its
7913 pointer replacement variable.
7915 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7916 Jakub Jelinek <jakub@redhat.com>
7919 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7920 (memory_blockage): New expander.
7921 (*memory_blockage): New insn pattern.
7922 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7923 instead of general blockage at the end of function prologue when
7924 frame pointer is used to access red zone area. Do not emit blockage
7925 when profiling, it is emitted in generic code.
7926 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7927 function epilogue when frame pointer is used to access red zone area.
7929 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7932 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7933 by arithmetic with memory operands.
7934 * config/i386/predicates.md (commutative_operator): New.
7936 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7938 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7941 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7943 * alias.h (record_alias_subset): Declare.
7944 * alias.c (record_alias_subset): Make global.
7946 2009-02-10 Nick Clifton <nickc@redhat.com>
7948 * tree-parloops.c: Change license to GPLv3.
7949 * ipa-struct-reorg.c: Change license to GPLv3.
7950 * ipa-struct-reorg.h: Change license to GPLv3.
7952 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7955 * c-decl.c (start_struct): Return NULL on error.
7957 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7960 * cfgloopmanip.c (remove_path): Call remove_bbs after
7961 cancel_loop_tree, not before it.
7964 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7965 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7966 VAR_DECLs were seen.
7967 * tree-ssa-live.c (remove_unused_locals): Recompute
7968 cfun->has_local_explicit_reg_vars.
7969 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7970 copies or clearings if cfun->has_local_explicit_reg_vars.
7972 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7975 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7976 of function prologue when frame pointer is used to access
7979 2009-02-10 Richard Guenther <rguenther@suse.de>
7982 * gimplify.c (gimple_regimplify_operands): Always look if
7983 we need to create a temporary.
7985 2009-02-10 Richard Guenther <rguenther@suse.de>
7987 PR tree-optimization/39132
7988 * tree-loop-distribution.c (todo): New global var.
7989 (generate_memset_zero): Trigger TODO_rebuild_alias.
7990 (tree_loop_distribution): Return todo.
7992 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7995 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7996 (x86_64_reg_class_name): Removed.
7997 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7998 first one isn't X86_64_SSE_CLASS or any other ones aren't
7999 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
8000 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
8001 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
8002 and 3 X86_64_SSEUP_CLASS.
8003 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
8004 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
8006 2009-02-10 Ben Elliston <bje@au.ibm.com>
8008 * config/rs6000/rs6000.md (allocate_stack): Always use an update
8009 form instruction to update the stack back chain word, even if the
8010 user has disabled the generation of update instructions.
8011 (movdi_<mode>_update_stack): New.
8012 (movsi_update_stack): Likewise.
8013 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
8014 always use an update form instruction to update the stack back
8017 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
8020 * graphite.c (if_region_set_false_region): After moving a region in
8021 the false branch of a condition, remove the empty dummy basic block.
8022 (gloog): Remove wrong fix for PR38953.
8024 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8026 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
8027 generation due to implicit sign extension.
8029 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
8032 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
8033 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
8035 2009-02-09 Richard Guenther <rguenther@suse.de>
8038 * convert.c (convert_to_real): Disable (float)fn((double)x)
8039 to fnf(x) conversion if errno differences may occur and
8040 -fmath-errno is set.
8042 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8044 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8045 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8046 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8048 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8051 * c-common.c (handle_alias_attribute): Disallow attribute for
8052 anything not a FUNCTION_DECL or VAR_DECL.
8054 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8057 * real.c (do_compare): Special-case compare of zero against
8058 decimal float value.
8060 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8063 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8064 as indicating flexible array members unless the field itself is
8065 being declarared as the incomplete array.
8067 2009-02-06 Jan Hubicka <jh@suse.cz>
8069 PR tree-optimization/38844
8070 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8073 2009-02-06 Richard Guenther <rguenther@suse.de>
8076 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8077 fork because we may expand it as __gcov_fork.
8079 2009-02-06 Nick Clifton <nickc@redhat.com>
8081 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8083 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8085 PR tree-optimization/35659
8086 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8087 vn_phi_eq): Shortcut if hashcode does not match.
8088 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8090 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8091 and avoid iterative_hash_expr.
8092 (FOR_EACH_VALUE_ID_IN_SET): New.
8093 (value_id_compare): Remove.
8094 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8095 sort expressions by value id.
8097 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8100 * config/sh/predicates.md (general_movsrc_operand): Don't check
8101 the subreg of system registers here.
8103 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8106 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8109 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8111 PR rtl-optimization/39110
8112 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8113 addresses, not aligned ones.
8115 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8116 Richard Guenther <rguenther@suse.de>
8118 PR tree-optimization/39100
8119 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8120 comment says and add edges.
8122 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8125 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8126 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8128 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8130 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8131 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8132 register_bb_in_sese, new_sese, free_sese): Moved.
8133 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8134 outermost_loop_in_scop, build_scop_iteration_domain,
8135 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8136 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8137 Use loop_in_sese_p instead of loop_in_scop_p.
8138 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8139 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8140 (scopdet_basic_block_info): Fix bug in scop detection.
8141 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8142 eq_loop_to_cloog_loop): Remove.
8143 (nb_loops_around_loop_in_scop, nb_loop
8144 ref_nb_loops): Moved here...
8145 * graphite.h (ref_nb_loops): ... from here.
8146 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8147 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8148 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8149 * testsuite/gcc.dg/graphite/scop-19.c: New
8151 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8152 Hans-Peter Nilsson <hp@axis.com>
8154 PR rtl-optimization/37889
8155 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8156 Move offset handling from PLUS to before the switch. Use new
8157 arguments when considering SYMBOL_REFs too.
8158 (rtx_addr_can_trap_p): Pass dummy offset and size.
8159 (enum may_trap_p_flags): Remove.
8160 (may_trap_p_1): Pass size from MEM_SIZE.
8162 PR rtl-optimization/38921
8163 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8164 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8165 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8166 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8168 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8170 AVX Programming Reference (January, 2009)
8171 * config/i386/sse.md (*vpclmulqdq): New.
8173 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8175 PR tree-optimization/38977
8176 PR gcov-profile/38292
8177 * calls.c (special_function_p): Disregard __builtin_ prefix.
8179 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8181 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8182 non-indexable addresses even before reload.
8184 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8187 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8188 as having variable size. Do not give an error for unnamed
8189 parameters with [*] declarators. Give a warning for type names
8190 with [*] declarators and mark them as variable size.
8191 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8192 for sizeof applied to [*] type names.
8194 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8197 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8199 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8201 * gcc.c (process_command): Update copyright notice dates.
8202 * gcov.c (print_version): Likewise.
8203 * gcov-dump.c (print_version): Likewise.
8204 * mips-tfile.c (main): Likewise.
8205 * mips-tdump.c (main): Likewise.
8207 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8210 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8211 for composite type involving a zero-length array type.
8213 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8216 * function.c (match_asm_constraints_1): Skip over
8217 initial optional % in the constraint.
8220 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8221 supported, don't accept FIXED_CSTs.
8222 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8223 and _Sat is used without _Fract/_Accum. Set specs->type to
8224 integer_type_node for cts_fract/cts_accum if fixed point is not
8227 2009-02-02 Catherine Moore <clm@codesourcery.com>
8229 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8231 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8233 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8234 (ABI_HAS_64BIT_SYMBOLS): Use it.
8235 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8237 2009-02-02 Paul Brook <paul@codesourcery.com>
8239 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8241 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8244 * recog.h (asm_operand_ok): Add constraints argument.
8245 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8246 recurse on matching constraint.
8247 (check_asm_operands): Pass constraints as 3rd argument to
8248 asm_operand_ok. Don't look up matching constraint here.
8249 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8252 2009-02-02 Ben Elliston <bje@au.ibm.com>
8254 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8255 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8257 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8259 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8260 information. Remove some obsolete information. Reorganize.
8262 * config/pa/fptr.c: Revert license to GPL 2.
8263 * config/pa/milli64.S: Likewise.
8265 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8268 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8269 LIBRARY name in, instead of hard-coding it.
8270 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8271 extra target make frag to tmake_files according to EH model.
8272 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8273 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8274 frags that define makefile variable EH_MODEL appropriately.
8275 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8276 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8277 to "-sjlj" according to type of EH configured.
8278 (LIBGCC_SONAME): Concatenate it to shared library base name.
8279 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8280 to "_sjlj" according to type of EH configured.
8281 (LIBGCC_SONAME): Concatenate it to shared library base name.
8282 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8283 (SHLIB_LINK): Add missing semicolon to if-else construct.
8284 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8285 string value of "pe_dll" command-line option.
8286 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8287 (SHLIB_SONAME): Use it when overriding t-cygming default.
8288 (SHLIB_IMPLIB): Override t-cygming default.
8289 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8290 string value of "pe_dll" command-line option.
8292 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8295 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8296 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8298 2009-01-31 Richard Guenther <rguenther@suse.de>
8300 PR tree-optimization/38937
8301 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8302 computing the transitive closure.
8304 2009-01-30 Richard Guenther <rguenther@suse.de>
8306 PR tree-optimization/39041
8307 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8308 Propagate variable indices only if the types match for this stmt.
8310 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8313 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8314 inline but never defined.
8316 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8318 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8319 (*insv_h_di_reg_extimm): New insn.
8320 (*insv_l<mode>_reg_extimm): New insn.
8322 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8324 * config/picochip/picochip.c (flag_conserve_stack): set
8325 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8326 fconserve-stack. Reduce call-overhead used by inliner.
8328 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8331 * common.opt (flag_conserve_stack): Initialised to zero.
8333 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8336 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8337 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8340 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8342 * ira-color.c (allocno_reload_assign): Update comments.
8343 * regmove.c (regmove_optimize): Likewise.
8347 2009-01-29 Robert Millan <rmh@aybabtu.com>
8349 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8350 * config/i386/kopensolaris-gnu.h: New file. Undefine
8351 `MD_UNWIND_SUPPORT'.
8352 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8354 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8356 PR tree-optimization/39007
8357 * tree-loop-distribution.c (generate_builtin): Use
8358 recompute_dominator to compute the immediate dominator of the
8359 basic block just after the loop.
8361 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8363 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8364 (ASM_OUTPUT_DWARF_PCREL): Define.
8366 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8368 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8369 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8370 global. Modify entries about regmove and IRA.
8372 * ra-conflict.c: Remove the file.
8374 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8376 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8377 (pass_regclass_init): Rename to pass_reginfo_init.
8379 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8381 * toplev.h (flag_ira): Remove.
8383 * caller-save.c (setup_save_areas): Remove flag_ira.
8385 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8387 * global.c: Remove the file.
8389 * opts.c (decode_options): Remove flag_ira.
8391 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8393 * regmove.c: Modify file description.
8394 (find_use_as_address, try_auto_increment): Define them only if
8395 AUTO_INC_DEC is defined.
8396 (replacement_quality, replace_in_call_usage, fixup_match_1,
8397 stable_and_no_regs_but_for_p): Remove.
8398 (reg_set_in_bb): Make it static.
8399 (regmove_optimize): Remove flag_ira and code which worked for
8402 * local-alloc.c: Remove the file.
8404 * common.opt (fira): Remove.
8406 * ira.c: Include except.h.
8407 (eliminable_regset): Move from global.c.
8408 (mark_elimination): Ditto. Remove flag_ira.
8409 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8410 equiv_mem_modified, validate_equiv_mem_from_store,
8411 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8412 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8413 no_equiv, recorded_label_ref): Move from local-alloc.c.
8414 (update_equiv_regs): Ditto. Make it static.
8415 (print_insn_chain, print_insn_chains): Move it from global.c.
8416 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8417 (build_insn_chain): Ditto. Make it static.
8418 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8419 Rename to init_live_subregs.
8420 (gate_ira): Remove flag_ira.
8422 * regclass.c: Rename reginfo.c. Change file description.
8423 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8424 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8425 (init_reg_sets_1): Remove code for evaluation of
8426 reg_class_superclasses and losing_caller_save_reg_set.
8427 (init_regs): Remove init_reg_autoinc.
8428 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8429 ok_for_base_p_nonstrict): Remove.
8430 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8431 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8432 corresponding entries.
8433 (dump_regclass, record_operand_costs, scan_one_insn,
8434 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8435 record_address_regs, auto_inc_dec_reg_p): Remove.
8436 (gt-regclass.h): Rename to gt-reginfo.h.
8438 * rtl.h (dump_global_regs, retry_global_alloc,
8439 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8441 * Makefile.in (RA_H): Remove.
8442 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8443 Rename regclass.o to reginfo.o.
8444 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8446 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8447 (GTFILES): Rename regclass.c to reginfo.c.
8449 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8450 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8452 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8453 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8455 (finish_spills): Ditto. Remove code for !flag_ira.
8457 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8460 * doc/invoke.texi (rtl debug options): Complete rewrite.
8461 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8463 * mode-switching.c (pass_mode_switching): Rename pass from
8464 "mode-sw" to "mode_sw".
8465 * except.c (pass_convert_to_eh_ranges): Rename pass from
8466 "eh-ranges" to "eh_ranges".
8467 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8471 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8472 Alexander Monakov <amonakov@ispras.ru>
8475 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8477 (move_exprs_to_boundary): Change return type and pass through
8478 should_move from move_op. Relax assert. Update usage ...
8479 (schedule_expr_on_boundary): ... here. Use should_move instead of
8481 (move_op_orig_expr_found): Indicate that insn was disconnected from
8483 (code_motion_process_successors): Do not call after_merge_succs
8484 callback if original expression was not found when traversing any of
8486 (code_motion_path_driver): Change return type. Update prototype.
8487 (move_op): Update comment. Add a new parameter (should_move). Update
8488 prototype. Set *should_move based on indication provided by
8489 move_op_orig_expr_found.
8491 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8493 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8494 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8495 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8496 * config/rs6000/rs6000.c (rs6000_override_options): Default
8497 avoid-indexed-addresses on for Power6, off for everything else.
8498 (avoiding_indexed_address_p): New function.
8499 (rs6000_legitimize_address): Use it.
8500 (rs6000_legitimate_address): Likewise.
8501 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8503 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8505 PR tree-optimization/38997
8506 * tree-loop-distribution.c (generate_memset_zero): Use
8507 POINTER_PLUS_EXPR for a pointer addition.
8509 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8511 * config/s390/s390.md (bswap<mode>2): New pattern added.
8513 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8515 * config/s390/s390.md (*tls_load_31): Added type attribute.
8517 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8519 * config/s390/s390.md: Fix a few comments.
8521 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8523 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8524 (*tm<mode>_full): Fixed z10prop attribute.
8525 (*tst<mode>_extimm): Fixed z10prop attribute.
8526 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8527 (*tstqiCCT_cconly): Fixed z10prop attribute.
8528 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8529 (*movsi_larl): Fixed z10prop attribute.
8530 (*movsi_zarch): Fixed z10prop attribute.
8531 (*movsi_eas): Fixed z10prop attribute.
8532 (*movhi): Fixed z10prop attribute.
8533 (*movqi): Fixed z10prop attribute.
8534 (*movstrictqi): Fixed z10prop attribute.
8535 (*mov<mode>): Fixed z10prop attribute.
8536 (*movcc): Fixed z10prop attribute.
8537 (*sethighpartdi_64): Fixed z10prop attribute.
8538 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8539 (*negdi2_sign_cc): Fixed z10prop attribute.
8540 (*negdi2_sign): Fixed z10prop attribute.
8541 (*absdi2_sign_cc): Fixed z10prop attribute.
8542 (*absdi2_sign): Fixed z10prop attribute.
8543 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8544 (*negabsdi2_sign): Fixed z10prop attribute.
8545 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8546 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8547 (doloop_si64): Fixed z10prop attribute.
8548 (doloop_si31): Fixed z10prop attribute.
8549 (doloop_long): Fixed z10prop attribute.
8550 (indirect_jump): Fixed z10prop attribute.
8551 (nop): Fixed z10prop attribute.
8552 (main_base_64): Fixed z10prop attribute.
8553 (reload_base_64): Fixed z10prop attribute.
8555 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8557 PR rtl-optimization/38740
8558 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8560 * config/mips/mips.c (mips_reorg): Likewise.
8562 2009-01-28 Richard Guenther <rguenther@suse.de>
8564 PR tree-optimization/38926
8565 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8566 with the correct value id to a value.
8567 (do_regular_insertion): Use the value number of edoubleprime
8568 for the value number of the expr.
8571 2008-08-21 Richard Guenther <rguenther@suse.de>
8573 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8574 a PHI ask VN if it is already available.
8575 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8576 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8578 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8581 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8582 set to varying whenever max has TREE_OVERFLOW set, similarly
8583 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8585 2009-01-28 Richard Guenther <rguenther@suse.de>
8588 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8589 uninitialized aggregate uses in call arguments.
8591 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8593 PR tree-optimization/38984
8594 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8595 the nothing_id variable if -fno-delete-null-pointer-checks.
8597 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8600 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8601 (set_got_offset_rex64): Ditto.
8603 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8606 * doc/extend.texi: Improve local variable with asm reg.
8608 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8610 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8611 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8612 was not supplied then set warn_packed_bitfield_compat to the
8614 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8617 2009-01-27 Richard Guenther <rguenther@suse.de>
8619 PR tree-optimization/38503
8620 * cfgexpand.c (expand_gimple_basic_block): Ignore
8621 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8622 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8623 variables that cannot have TBAA applied.
8624 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8627 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8630 * calls.c (initialize_argument_information): Do not wrap complex
8631 arguments in SAVE_EXPR.
8633 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8635 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8636 (INSTALL_LIBGCC): Revert typo commit.
8638 2009-01-26 Richard Guenther <rguenther@suse.de>
8640 PR tree-optimization/38745
8641 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8642 from special handling.
8644 2009-01-26 Richard Guenther <rguenther@suse.de>
8646 PR tree-optimization/38745
8647 * tree-ssa.c (execute_update_addresses_taken): Do not include
8648 variables that cannot possibly be a register in not_reg_needs.
8649 Do not clear TREE_ADDRESSABLE on vars that may not become
8651 * tree-ssa.c (update_alias_info_1): Include those in the set
8652 of addressable vars.
8654 2009-01-26 Richard Guenther <rguenther@suse.de>
8657 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8658 * tree-ssa-dse.c: Include langhooks.h
8659 (execute_simple_dse): Remove stores with zero size.
8661 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8664 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8667 2009-01-24 Julian Brown <julian@codesourcery.com>
8669 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8670 config/arm/linux-atomic.c.
8671 * config/arm/linux-atomic.c: New.
8673 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8675 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8676 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8677 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8679 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8682 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8685 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8687 PR tree-optimization/38953
8688 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8689 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8690 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8691 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8694 2009-01-24 Paul Brook <paul@codesourcery.com>
8696 * config/arm/neon.md (neon_type): Move to arm.md.
8697 (neon_mov<VSTRUCT>): Add neon_type attribute.
8698 * config/arm/arm.md (neon_type): Move to here.
8699 (conds): Add "unconditioal" and use as default for NEON insns.
8701 2009-01-24 Ben Elliston <bje@au.ibm.com>
8703 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8704 void *' warning from -Wc++-compat.
8705 * Makefile.in (dominance.o-warn): Remove.
8707 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8709 PR tree-optimization/38932
8710 * fold-const.c (fold_unary_ignore_overflow): New.
8711 * tree.h (fold_unary_ignore_overflow): Declare.
8712 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8713 * tree-ssa-sccvn.c (visit_reference_op_load,
8714 simplify_unary_expression): Likewise.
8716 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8718 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8719 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8720 regardless of their type.
8721 * c-common.c (handle_packed_attribute): Don't ignore packed on
8723 * c.opt (Wpacked-bitfield-compat): New warning option.
8724 * stor-layout.c (place_field): Warn if offset of a field changed.
8725 * doc/extend.texi (packed): Mention the ABI change.
8726 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8727 (Warning Options): Add it to the list.
8729 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8731 * c-opts.c (c_common_post_options): Fix a typo in comments.
8733 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8736 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8737 variables to static.
8738 * doc/invoke.texi (-fmerge-all-constants): Update description.
8740 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8744 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8746 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8748 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8750 (LOCAL_ALIGNMENT): Similarly.
8752 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8753 Joseph Myers <joseph@codesourcery.com>
8755 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8756 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8757 * config/arm/arm-tune.md: Regenerate.
8758 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8761 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8763 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8764 version number to five.
8766 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8769 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8770 * c-common.c (set_underlying_type): Likewise.
8771 (is_typedef_decl ): Likewise
8773 (set_underlying_type): Likewise.
8774 (is_typedef_type): Likewise.
8776 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8779 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8782 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8785 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8786 (LIBGCC_SPEC): Don't define.
8787 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8789 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8791 PR rtl-optimization/38879
8792 * alias.c (base_alias_check): Unaligned access via AND address can
8793 alias all surrounding object types except those with sizes equal
8794 or wider than the size of unaligned access.
8796 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8799 * c-decl.c (clone_underlying_type): Move this ...
8800 * c-common.c (set_underlying_type): ... here.
8801 Also, make sure the function properly sets TYPE_STUB_DECL() on
8802 the newly created typedef variant type.
8803 (is_typedef_decl ): New entry point.
8804 * tree.h: Added a new member member_types_needing_access_check to
8805 struct tree_decl_non_common.
8806 (set_underlying_type): New entry point.
8807 (is_typedef_type): Likewise.
8809 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8811 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8812 Check whether two instructions have memory references that
8813 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8814 are helper functions for traversing.
8815 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8816 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8817 not to draw dependency edge for instructions with non-conflicting
8820 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8823 * longlong.h: Update copyright years. Use soft-fp license notice.
8824 Sync __clz_tab declaration with glibc.
8826 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8829 * doc/extend.texi (syscall_linkage): New.
8830 (version_id): Modify.
8832 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8833 Richard Guenther <rguenther@suse.de>
8835 PR tree-optimization/38747
8836 PR tree-optimization/38748
8837 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8838 conversion if the base address is an indirect reference and the
8839 aliasing sets could cause issues.
8841 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8843 * common.opt (fgraphite, fgraphite-identity): Add comment for
8844 explaining why these options are not documented.
8846 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8848 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8849 gimple_call_lhs is NULL.
8851 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8854 * emit-rtl.c (adjust_address_1): Make sure memref is never
8857 2009-01-20 Ben Elliston <bje@au.ibm.com>
8859 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8860 const qualifier from arg parameter. Remove unnecessary cast to char *.
8861 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8862 const qualifier from arg 2.
8864 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8866 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8868 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8871 * rtl.h (reinit_regs): New prototype.
8872 * regclass.c: Include ira.h.
8874 * Makefile.in (regclass.o): Add ira.h.
8875 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8877 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8880 * c-common.c (handle_aligned_attribute): Use
8881 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8882 default alignment value.
8884 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8886 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8887 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8889 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8890 __BIGGEST_ALIGNMENT__.
8892 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8894 2009-01-18 Richard Guenther <rguenther@suse.de>
8896 PR tree-optimization/38819
8897 * tree-flow.h (operation_could_trap_helper_p): Declare.
8898 * tree-eh.c (operation_could_trap_helper_p): Export.
8899 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8900 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8901 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8902 are about to insert a possibly trapping instruction and fail
8905 2009-01-18 Andreas Schwab <schwab@suse.de>
8907 * doc/install.texi (Configuration): Remove obsolete paragraph
8908 about use of --with-gnu-ld with --with-gnu-as.
8910 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8912 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8913 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8914 Follow spelling conventions.
8916 2009-01-18 Ben Elliston <bje@au.ibm.com>
8918 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8919 C++ warning about implicit conversion from void * to struct
8921 (bitmap_obstack_free): Likewise for bitmap_element *.
8922 * Makefile.in (bitmap.o-warn): Remove.
8924 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8926 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8928 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8929 Tobias Grosser <tobi.grosser@amd.com>
8931 * graphite.c (graphite_trans_scop_block): Do not block single
8934 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8936 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8937 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8938 test with assertion.
8940 2009-01-16 Richard Guenther <rguenther@suse.de>
8942 PR tree-optimization/38835
8944 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8945 and INT + PTR -> (INT)(PTR p+ INT) folding.
8946 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8948 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8951 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8952 the subreg from a lowpart subreg if it is also casting the value.
8954 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8955 Tobias Grosser <tobi.grosser@amd.com>
8957 * graphite.c (compare_prefix_loops): New.
8958 (build_scop_canonical_schedules): Rewritten.
8959 (graphite_transform_loops): Move build_scop_canonical_schedules
8960 after build_scop_iteration_domain.
8962 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8963 Tobias Grosser <tobi.grosser@amd.com>
8965 * graphite.c (add_conditions_to_domain): Add the loops to
8966 the dimension of the iteration domain. Do copy the domain
8967 only when it exists.
8968 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8969 (add_conditions_to_constraints): New.
8970 (can_generate_code_stmt, can_generate_code): Removed.
8971 (gloog): Do not call can_generate_code.
8972 (graphite_transform_loops): Call add_conditions_to_constraints
8973 after building the iteration domain.
8975 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8977 PR tree-optimization/38789
8978 * tree-ssa-threadedge.c
8979 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8980 __builtin_constant_p.
8982 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8984 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8985 examined before deleting them.
8987 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8989 * function.c (aggregate_value_p): Correctly extract the function
8990 type from CALL_EXPR_FN lookup.
8992 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8994 * config/picochip/picochip.c (picochip_override_options): Revert
8995 CFI asm flag disable commited previously.
8997 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8998 Tobias Grosser <tobi.grosser@amd.com>
8999 Jan Sjodin <jan.sjodin@amd.com>
9001 * graphite.c (scan_tree_for_params): On substractions negate
9002 all the coefficients of the term.
9003 (clast_to_gcc_expression_red): New. Handle reduction expressions
9004 of more than two operands.
9005 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
9006 (get_vdef_before_scop): Handle also the case of default definitions.
9008 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9010 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
9011 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
9012 Also use them when walking CALL_INSN_FUNCTION_USAGE.
9014 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
9015 Joey Ye <joey.ye@intel.com>
9018 * cfgexpand.c (expand_stack_alignment): Don't update stack
9019 boundary nor check incoming stack boundary here.
9020 (gimple_expand_cfg): Update stack boundary and check incoming
9021 stack boundary here.
9023 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9025 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
9027 2009-01-14 Jakub Jelinek <jakub@redhat.com>
9029 PR rtl-optimization/38245
9030 * calls.c (expand_call): Add stack arguments to
9031 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9032 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
9033 in regs and partially in memory or BLKmode arguments.
9034 (emit_library_call_value_1): Add stack arguments to
9035 CALL_INSN_FUNCTION_USAGE even for pure calls (when
9036 ACCUMULATE_OUTGOING_ARGS).
9037 * dce.c: Include tm_p.h.
9038 (find_call_stack_args): New function.
9039 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9041 (mark_insn): Call find_call_stack_args for CALL_Ps.
9042 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9043 forwards. Allocate and free arg_stores bitmap if needed, pass it
9044 down to deletable_insn_p, don't mark stores set in arg_stores
9045 bitmap, clear the bitmap at the beginning of each bb.
9046 * Makefile.in (dce.o): Depend on $(TM_P_H).
9048 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9051 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9052 to make sure the insn is a conditional test (bug 22599). Reformat a
9055 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9058 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9059 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9060 (gloog): Do not call cleanup_tree_cfg.
9061 (graphite_transform_loops): Call cleanup_tree_cfg after all
9062 scops have been code generated.
9064 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9065 * doc/gty.texi (Invoking the garbage collector): Added new node
9066 and section documenting ggc_collect.
9068 2009-01-14 Richard Guenther <rguenther@suse.de>
9070 PR tree-optimization/38826
9072 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9073 initialization notes only if we actually emitted a warning.
9074 (intra_create_variable_infos): Add constraints for a result decl
9075 that is passed by hidden reference.
9076 (build_pred_graph): Mark all related variables non-direct on
9079 2009-01-14 Nick Clifton <nickc@redhat.com>
9081 * ira-conflicts.c: Include addresses.h for the definition of
9083 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9084 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9086 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9089 * Makefile.in (ira-lives.o): Add except.h.
9091 * ira-lives.c: Include except.h.
9092 (process_bb_node_lives): Process can_throw_internal.
9094 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9096 PR rtl-optimization/38774
9097 * combine.c (simplify_set): When undoing cc_use change, don't do
9098 PUT_CODE on the newly created comparison, but instead put back the
9101 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9103 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9104 values. Remove duplicate arm8 entry.
9106 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9108 PR tree-optimization/38786
9109 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9110 the SSA_NAME case of expand_scalar_variables_expr.
9111 Set the type of an expression to the type of its assign statement.
9112 (expand_scalar_variables_expr): Also gather the scalar computation
9113 used to index the memory access. Do not pass loop_p.
9114 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9115 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9116 the gimple_stmt_iterator where it inserts new code.
9118 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9119 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9121 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9123 * graphite.h (debug_value): Removed.
9124 * graphite.c (debug_value): Removed.
9126 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9128 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9129 ldrd/strd with two 32-bit instructions.
9131 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9133 * config/arm/arm.c (struct processors): Pass for speed down into
9134 cost helper functions.
9135 (const_ok_for_op): Handle COMPARE and inequality nodes.
9136 (arm_rtx_costs_1): Rewrite.
9137 (arm_size_rtx_costs): Update prototype.
9138 (arm_rtx_costs): Pass speed down to helper functions.
9139 (arm_slowmul_rtx_costs): Rework cost calculations.
9140 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9141 (arm_9e_rtx_costs): Likewise.
9143 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9145 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9146 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9147 (alpha_legitimize_address): Do not split local symbols wider than
9148 UNITS_PER_WORD into HIGH/LO_SUM parts.
9150 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9153 * gcc.c (process_command): Replace call to execvp with calls
9154 to pex_one and exit.
9156 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9159 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9160 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9161 variant for devices with 3-byte PC.
9162 (__tablejump_elpm__): New.
9164 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9167 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9168 offsetof member-designator, handle it as `[0].'.
9170 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9172 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9173 function when not using named sections on targets with named sections
9174 if branch distance is less than 262132.
9176 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9178 * combine.c (combine_instructions): Recompute
9179 optimize_this_for_speed_p for each BB in the main combine loop.
9181 2009-01-12 Tomas Bily <tbily@suse.cz>
9184 * tree-loop-distribution.c (prop_phis): New function.
9185 (generate_builtin): Call prop_phis.
9186 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9188 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9190 PR tree-optimization/38807
9191 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9192 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9194 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9196 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9197 subreg of op0 to the original op0.
9199 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9201 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9203 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9206 * mips-tfile.c (parse_def): Fix parsing of def strings
9207 starting with digits.
9209 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9212 * config/arm/arm.c (arm_is_long_call_p): Don't call
9213 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9215 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9217 * regrename.c (regrename_optimize): Fix dumping.
9218 (find_oldest_value_reg): Preserve REG_POINTER.
9219 (copy_hardreg_forward_1): Likewise.
9221 2009-01-09 Diego Novillo <dnovillo@google.com>
9223 * gimple.h (struct gimple_statement_base) <uid>: Document
9224 the restrictions on its use.
9226 (gimple_set_uid): Tidy.
9228 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9230 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9231 zero guard even if align_bytes != 0 and count is smaller than
9234 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9236 PR rtl-optimization/38495
9237 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9238 (add_range_and_copies_from_move_list): Print all added ranges.
9239 Add ranges to memory optimized destination.
9241 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9245 * config/i386/i386.c (override_options): Reject
9246 -mstringop-strategy=rep_8byte with -m32.
9247 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9248 to 1. Do count comparison against epilogue_size_needed at compile
9249 time even when count_exp was constant forced into register. For
9250 size_needed don't jump to epilogue, instead just avoid aligning
9251 and invoke the body algorithm. If need_zero_guard, add zero guard
9252 even if count is non-zero, but smaller than size_needed + number of
9253 bytes that could be stored for alignment.
9254 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9255 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9256 but smaller than size_needed + number of bytes that could be stored
9257 for alignment. Compare size_needed with epilogue_size_needed instead
9258 of desired_align - align, don't adjust size_needed, pass
9259 epilogue_size_needed to the epilogue expanders.
9262 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9264 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9266 * pa.c (last_address): Change to unsigned.
9267 (update_total_code_bytes): Change argument to unsigned. Don't
9268 check if insn addresses are set.
9269 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9270 addresses are not set.
9271 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9273 2009-01-09 Nick Clifton <nickc@redhat.com>
9275 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9276 DECL_DECLARED_INLINE_P.
9278 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9281 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9282 GET_MODE (op0) in operand_subword_force calls.
9285 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9286 fold_convert arg0 operands to TREE_TYPE (op0) first.
9288 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9290 * params.def (ira-max-conflict-table-size): Decrease default value
9293 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9295 PR tree-optimization/37031
9296 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9298 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9299 allocate it using gc instead of heap, use VEC_quick_push instead of
9301 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9302 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9303 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9304 allocated vector from heap allocated.
9305 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9306 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9307 vector only after perfect_loop_nest_depth call.
9309 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9310 Jan Sjodin <jan.sjodin@amd.com>
9312 PR tree-optimization/38559
9313 * graphite.c (debug_value, copy_constraint,
9314 swap_constraint_variables, scale_constraint_variable, ): New.
9315 (get_lower_bound, get_upper_bound): Removed.
9316 (graphite_trans_bb_strip_mine): Clean up this code that works
9317 only for constant number of iterations. Fully copy upper and
9318 lower bound constraints, not only the constant part of them.
9319 * graphite.h (debug_value): Declared.
9321 2009-01-08 Ira Rosen <irar@il.ibm.com>
9323 PR tree-optimization/37194
9324 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9325 Don't add the cost of cost model guard in prologue to scalar
9326 outside cost in case of known number of iterations.
9328 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9329 Alan Modra <amodra@bigpond.net.au>
9331 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9332 non-word-aligned REG+CONST addressing.
9334 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9337 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9338 free_after_compilation when outputting a thunk.
9339 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9340 Do not call free_after_compilation here.
9342 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9344 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9345 (ix86_valid_target_attribute_inner_p): Ditto.
9347 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9349 PR tree-optimization/38492
9350 PR tree-optimization/38498
9351 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9352 * tree-chrec.h (scev_is_linear_expression): Declared.
9353 * graphite.c (graphite_cannot_represent_loop_niter): New.
9354 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9355 (graphite_loop_normal_form): Use gcc_assert.
9356 (scan_tree_for_params): Use CASE_CONVERT.
9357 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9358 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9359 Use gcc_assert. Discard scops that contain unhandled cases.
9360 (build_scop_conditions): Return a boolean status for unhandled cases.
9361 (strip_mine_profitable_p): Print the loop number, not its depth.
9362 (is_interchange_valid): Pass the depth of the loop nest, don't
9363 recompute it wrongly.
9364 (graphite_trans_bb_block): Same.
9365 (graphite_trans_bb_block): Print tentative of loop blocking.
9366 (graphite_trans_scop_block): Do not print that the loop has been
9368 (graphite_transform_loops): Do not handle scops that contain condition
9371 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9373 AVX Programming Reference (December, 2008)
9374 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9375 (_mm256_stream_pd): Likewise.
9376 (_mm256_stream_ps): Likewise.
9378 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9379 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9380 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9381 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9382 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9383 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9384 (ix86_expand_special_args_builtin): Likewise.
9386 * config/i386/sse.md (AVXMODEDI): New.
9387 (avx_movnt<mode>): Likewise.
9388 (avx_movnt<mode>): Likewise.
9389 (<sse>_movnt<mode>): Remove AVX support.
9390 (sse2_movntv2di): Likewise.
9392 2009-01-07 Richard Guenther <rguenther@suse.de>
9395 * fold-const.c (extract_muldiv): Remove obsolete comment.
9396 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9397 to PLUS_EXPR canonicalization for the canonicalization.
9399 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9401 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9402 hosted cross-compilers generating less efficient code.
9404 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9406 * function.h (rtl_data): Add a dbr_scheduled_p field.
9407 * reorg.c (dbr_schedule): Set it.
9408 (gate_handle_delay_slots): Check it.
9409 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9410 (mips_reorg): Check flag_delayed_branch instead of
9411 mips_base_delayed_branch.
9412 (mips_override_options): Don't set mips_base_delayed_branch
9413 or flag_delayed_branch.
9415 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9417 PR rtl-optimization/38426.
9418 * ira.c (ira): Set current_function_is_leaf earlier.
9420 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9422 PR rtl-optimization/38722
9423 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9424 too early, only set a flag and modify after last possible
9427 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9430 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9431 * real.c (decimal_single_format): Correct values of emin and emax.
9432 (decimal_double_format): Ditto.
9433 (decimal_quad_format): Ditto.
9434 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9435 computation of DECnn_MIN and DECnn_MAX for corrected values of
9436 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9437 __DECnn_MIN__, and adjust its computation for the corrected value
9440 2009-01-06 Jan Hubicka <jh@suse.cz>
9443 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9445 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9447 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9448 Add Robert Clark to the list of testers.
9450 2009-01-06 Jan Hubicka <jh@suse.cz>
9451 Kai Tietz <kai.tietz@onevision.com>
9453 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9454 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9456 2009-01-06 Jan Hubicka <jh@suse.cz>
9457 Kai Tietz <kai.tietz@onevision.com>
9459 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9461 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9462 (ix86_nsaved_regs): Count only general purpose regs.
9463 (ix86_nsaved_sseregs): New.
9464 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9465 to 16 for w64; compute padding and size of sse reg save area.
9466 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9467 general purpose regs.
9468 (ix86_emit_save_sse_regs_using_mov): New.
9469 (ix86_expand_prologue): Save SSE regs if needed.
9470 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9471 (ix86_emit_restore_sse_regs_using_mov): New.
9472 (ix86_expand_epilogue): Save SSE regs if needed.
9474 2009-01-06 Jan Hubicka <jh@suse.cz>
9475 Kai Tietz <kai.tietz@onevision.com>
9477 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9478 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9479 functions when accumulate outgoing args is off.
9481 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9484 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9485 before using pseudos_have_intersected_live_ranges_p.
9487 * ira-int.h (ira_assert): Always define.
9489 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9491 AVX Programming Reference (December, 2008)
9492 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9493 (_mm256_permute2_pd): Likewise.
9494 (_mm_permute2_ps): Likewise.
9495 (_mm256_permute2_ps): Likewise.
9496 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9497 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9499 * config/i386/i386.c (ix86_builtins): Remove
9500 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9501 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9502 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9503 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9504 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9505 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9506 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9507 __builtin_ia32_vpermil2ps256.
9508 (ix86_init_mmx_sse_builtins): Updated.
9509 (ix86_expand_args_builtin): Likewise.
9511 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9513 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9514 long absolute calls when generating PA 2.0 code.
9516 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9518 PR rtl-optimization/38583
9519 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9521 * params.def (ira-max-conflict-table-size): New.
9523 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9525 * ira.h (ira_conflicts_p): New external definition.
9527 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9528 table. Report this. Return result of building.
9529 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9530 building conflict table.
9532 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9533 (ira_color): Use ira_conflicts_p.
9535 * global.c: Include ira.h.
9536 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9539 * Makefile.in (global.o): Add ira.h.
9541 * ira-build.c (mark_all_loops_for_removal,
9542 propagate_some_info_from_allocno): New.
9543 (remove_unnecessary_allocnos): Call
9544 propagate_some_info_from_allocno.
9545 (remove_low_level_allocnos): New.
9546 (remove_unnecessary_regions): Add parameter. Call
9547 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9548 parameter to remove_unnecessary_regions.
9549 (ira_build): Remove all regions but root if the conflict table was
9550 not built. Update conflict hard regs for allocnos crossing calls.
9552 * ira.c (ira_conflicts_p): New global.
9553 (ira): Define and use ira_conflicts_p.
9555 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9556 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9557 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9559 2009-01-06 Ben Elliston <bje@au.ibm.com>
9561 * gengtype-lex.l (YY_NO_INPUT): Define.
9563 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9566 * c-common.c (handle_vector_size_attribute): Also reject
9569 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9571 PR tree-optimization/38492
9572 * graphite.c (rename_map_elt, debug_rename_elt,
9573 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9574 rename_map_elt_info, eq_rename_map_elts,
9575 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9576 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9577 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9578 (sese_build_livein_liveouts): New.
9579 (new_sese, free_sese): New.
9580 (new_scop): Call new_sese.
9581 (free_scop): Call free_sese.
9582 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9583 (register_old_new_names): Renamed register_old_and_new_names.
9584 (register_scop_liveout_renames, add_loop_exit_phis,
9585 insert_loop_close_phis, struct igp,
9586 default_liveout_before_guard, add_guard_exit_phis,
9587 insert_guard_phis, copy_renames): New.
9588 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9589 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9590 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9591 (scop_adjust_phis_for_liveouts): New.
9592 (gloog): Call scop_adjust_phis_for_liveouts.
9594 * graphite.h (struct sese): Documented. Added fields liveout,
9596 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9597 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9598 (struct scop): Added field liveout_renames.
9599 (SCOP_LIVEOUT_RENAMES): New.
9601 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9603 PR tree-optimization/38510
9604 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9605 (translate_clast): Call recompute_all_dominators before
9607 (gloog): Call recompute_all_dominators before graphite_verify.
9609 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9610 Jan Sjodin <jan.sjodin@amd.com>
9612 PR tree-optimization/38500
9613 * graphite.c (create_sese_edges): Call fix_loop_structure after
9616 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9618 * config.gcc: Add m32r*-*-rtems*.
9619 * config/m32r/rtems.h: New file.
9621 2009-01-05 Ben Elliston <bje@au.ibm.com>
9623 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9624 (.po.pox): Likewise.
9625 (po/gcc.pot): Likewise.
9627 2009-01-04 David S. Miller <davem@davemloft.net>
9629 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9630 (STARTING_FRAME_OFFSET): Always set to zero.
9632 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9634 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9635 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9636 fixed-point types, and vectors of the same.
9638 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9640 * config/mips/sync.md (*mb_barrier): Rename to...
9641 (*memory_barrier): ...this.
9643 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9645 * doc/extend.texi (Function Attributes): Move @cindex after @item
9646 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9647 and put in alphabetical order. Fix 'target' name and put in order.
9648 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9651 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9653 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9654 (memory_barrier): Expand as unspec instead of unspec_volatile.
9655 Remove mem:BLK from insn operands. Use Pmode scratch register.
9656 (*memory_barrier): Define as unspec instead of unspec_volatile.
9657 Use (match_dup 0) as input operand.
9659 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9660 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9661 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9662 scratch register. Remove operand 1.
9663 (*stbar): Define as unspec instead of unspec_volatile.
9664 Use (match_dup 0) as input operand, remove (const_int 8).
9665 (*membar): Define as unspec instead of unspec_volatile.
9666 Use (match_dup 0) as input operand, remove input operand 2.
9668 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9669 (memory_barrier): Expand as unspec instead of unspec_volatile.
9670 Remove mem:BLK from insn operands. Use Pmode scratch register.
9671 (*memory_barrier): Define as unspec instead of unspec_volatile.
9672 Use (match_dup 0) as input operand.
9674 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9675 Remove mem:BLK from insn operands. Use Pmode scratch register.
9676 Set volatile flag on operand 0.
9677 (*memory_barrier): New insn pattern.
9679 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9681 (*memory_barrier): Use (match_dup 0) as input operand.
9683 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9684 Remove mem:BLK from insn operands. Use Pmode scratch register.
9685 Set volatile flag on operand 0.
9686 (*mb_internal): New insn pattern.
9688 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9690 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9693 * function.c (struct temp_slot): Move to the section of the file
9694 that deals with temp slots. Remove field 'address'.
9695 (temp_slot_address_table): New hash table of address -> temp slot.
9696 (struct temp_slot_address_entry): New struct, items for the table.
9697 (temp_slot_address_compute_hash, temp_slot_address_hash,
9698 temp_slot_address_eq, insert_temp_slot_address): Support functions
9700 (find_temp_slot_from_address): Rewrite to use the new hash table.
9701 (remove_unused_temp_slot_addresses): Remove addresses of temp
9702 slots that have been made available.
9703 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9704 worker function for remove_unused_temp_slot_addresses.
9705 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9706 Add the temp slot address to the address -> temp slot map.
9707 (update_temp_slot_address): Update via insert_temp_slot_address.
9708 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9709 (pop_temp_slots): Likewise.
9710 (init_temp_slots): Allocate the address -> temp slot map, or empty
9711 the map if it is already allocated.
9712 (prepare_function_start): Initialize temp slot processing.
9714 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9717 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9718 Calculate the size of all stack vars assuming no packing of stack
9719 vars will happen, replacing a quadratic algorithm with a linear one.
9721 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9724 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9727 2009-01-03 Diego Novillo <dnovillo@google.com>
9729 * doc/contrib.texi: Update contributions.
9731 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9734 * builtins.c (fold_builtin_memory_op): Give up if either operand
9735 is volatile. Set srctype or desttype to non-qualified version
9739 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9742 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9744 PR rtl-optimization/35805
9745 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9746 problem if fast dce is able to remove any instructions.
9747 * dce.c (dce_process_block): Fix dump message.
9749 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9752 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9754 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9757 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9758 * tree-pretty-print.c (op_code_prio): New function.
9759 (op_prio): No longer static. Use op_code_prio.
9760 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9761 Use op_prio and op_code_prio to determine if () should be
9762 printed around operand(s) or not.
9764 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9765 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9766 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9767 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9768 pp_character instead of pp_string for single letter printing.
9770 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9772 * doc/extend.texi: Fix '#pragma GCC option' typo.
9774 2009-01-02 Richard Guenther <rguenther@suse.de>
9776 * doc/install.texi (--enable-checking): Mention different
9778 (--enable-stage1-checking): Document.
9780 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9783 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9784 case to be an error.
9786 2009-01-02 Ben Elliston <bje@au.ibm.com>
9788 * config/fp-bit.h (pack_d): Constify argument.
9789 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9790 (isnan): Constify argument.
9794 (_fpadd_parts): Constify return type.
9795 (_fpmul_parts): Likewise.
9796 (_fpdiv_parts): Likewise.
9798 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9801 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9802 warn about overwriting initializer with side-effects or
9803 -Woverride-init if !IMPLICIT.
9804 (output_init_element): Likewise. Pass IMPLICIT down to
9806 (process_init_element): Add IMPLICIT argument. Pass it down
9807 to output_init_element.
9808 (push_init_element, pop_init_level, set_designator): Adjust
9809 process_init_element callers.
9810 (set_nonincremental_init, set_nonincremental_init_from_string):
9811 Adjust add_pending_init callers.
9812 (output_pending_init_elements): Adjust output_init_element callers.
9813 * c-tree.h (process_init_element): Adjust prototype.
9814 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9815 process_init_element callers.
9818 Copyright (C) 2009 Free Software Foundation, Inc.
9820 Copying and distribution of this file, with or without modification,
9821 are permitted in any medium without royalty provided the copyright
9822 notice and this notice are preserved.