1 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
3 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
5 2009-04-29 James E. Wilson <wilson@codesourcery.com>
7 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8 CONST_HIGH_PART result.
10 2009-04-29 Anatoly Sokolov <aesok@post.ru>
12 * config/avr/avr.c (initial_elimination_offset): Rename to
13 avr_initial_elimination_offset.
14 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15 change return type to bool.
16 (avr_can_eliminate): New function.
17 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
18 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
21 avr_initial_elimination_offset.
22 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23 (avr_initial_elimination_offset): Define.
25 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
26 Steven Bosscher <steven@gcc.gnu.org>
28 PR rtl-optimization/39938
29 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
30 * cfgrtl.c: Include insn-attr.h.
31 (rest_of_pass_free_cfg): New function.
32 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
33 * resource.c (init_resource_info): Remove call to df_analyze.
35 2009-04-29 Richard Guenther <rguenther@suse.de>
38 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
39 allow conversion to signed integers.
41 2009-04-29 Richard Guenther <rguenther@suse.de>
43 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
44 shifts of floating point vectors if the shift amount is
45 a constant multiple of the element size.
47 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
48 Michael Matz <matz@suse.de>
52 * tree-outof-ssa.c (emit_partition_copy): New function.
53 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
54 insert_part_to_rtx_on_edge): Perform the partition base var
55 copy using emit_partition_copy.
56 (insert_value_copy_on_edge): Convert constants to the right mode.
57 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
58 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
60 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
62 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
63 scan backwards to try to find a constant to initialize it.
65 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
66 insn before the loop_end instruction, don't look past labels.
68 2009-04-29 Richard Guenther <rguenther@suse.de>
71 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
72 loose type conversions.
73 (forward_propagate_addr_expr): Fix tuplification bug. Remove
74 stmts only if there are no uses of its definition.
76 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
78 * config/bfin/bfin.h (splitting_loops): Declare.
79 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
80 Reorder bit definitions to be ascending.
81 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
82 * config/bfin/bfin.c (splitting_loops): New variable.
83 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
84 (struct loop_info): Remove members INIT and LOOP_INIT.
85 (bfin_optimize_loop): Don't set them. Reorder the code that generates
86 the LSETUP sequence. Allow LC to be loaded from any register, but also
87 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
88 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
90 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
93 * config/bfin/bfin.md (movsi_insn): Refine constraints.
95 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
97 * Makefile.in (PLUGIN_VERSION_H): New.
98 (OBJS-common): Remove plugin-version.o.
99 (plugin.o): Depend on (PLUGIN_VERSION_H).
100 (plugin-version.o): Remove.
101 * configure: Regenerate
102 * configure.ac: Create plugin-version.h.
103 * gcc-plugin.h (plugin_gcc_version): Remove.
104 (plugin_default_version_check): Change signature.
105 * plugin-version.c: Remove.
106 * plugin.c: Include plugin-version.h.
107 (str_plugin_gcc_version_name): Remove.
108 (try_init_one_plugin): Pass gcc version to plugin_init.
109 (plugin_default_version_check): Both gcc and plugin versions are now
112 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
114 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
115 problematic last insns. Test for TYPE_CALL rather than CALL_P.
116 Remove special case testing for last insn of inner loops. Don't fail if
117 the loop ends with a jump, emit an extra nop instead.
119 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
120 DREGS rather than comparing directly. Remove code that tries to
121 account for latencies.
123 2009-04-29 Richard Guenther <rguenther@suse.de>
125 PR tree-optimization/39941
126 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
127 eliminating an indirect call.
129 2009-04-29 Richard Guenther <rguenther@suse.de>
131 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
132 parameter. Allow invariants as base if !require_lvalue.
133 (verify_gimple_assign_single): Adjust.
135 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
137 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
138 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
139 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
140 ssaddhi3_parts and sssubhi3_parts.
141 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
143 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
146 2009-04-28 Richard Guenther <rguenther@suse.de>
148 * tree-vect-loop.c (get_initial_def_for_induction): Use
149 correct types for pointer increment.
151 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
153 * toplev.c (print_version): Update GMP version string calculation.
155 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
157 PR rtl-optimization/39938
158 * resource.c (init_resource_info): Add call to df_analyze.
160 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
162 * config/alpha/alpha.md (usegp): Cast the result of
163 alpha_find_lo_sum_using_gp to enum attr_usegp.
164 * config/alpha/alpha.c (override_options): Remove end-of-structure
165 marker element from cpu_table. Use array size of cpu_table to handle
166 -mcpu and -mtune options.
167 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
169 2009-04-28 Joseph Myers <joseph@codesourcery.com>
171 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
172 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
174 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
176 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
177 * config/rs6000/option-defaults.h: ... here. New file.
178 (OPT_64, OPT_32): Define.
179 (MASK_64BIT): Define to 0 if not already defined.
180 (OPT_ARCH64, OPT_ARCH32): Define.
181 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
184 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
186 * config/arm/arm.c (arm_override_options): Emit error on using
189 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
191 PR rtl-optimization/39914
192 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
193 registers for allocnos created from user-defined variables only
196 2009-04-28 Richard Guenther <rguenther@suse.de>
199 * fold-const.c (fold_binary): Use distribute_real_division only
202 2009-04-28 Steve Ellcey <sje@cup.hp.com>
204 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
205 add hpux-stdint.h to tm_file.
206 (hppa[12]*-*-hpux11*): Ditto.
207 (ia64*-*-hpux*): Ditto.
208 * config/hpux-stdint.h: New.
209 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
210 __STDC_EXT__ for all compiles.
211 * config/pa/pa-hpux.h: Ditto.
212 * config/pa/pa-hpux10.h: Ditto.
213 * config/pa/pa-hpux11.h: Ditto.
215 2009-04-28 Catherine Moore <clm@codesourcery.com>
217 * debug.h (set_name): Add comment.
219 2009-04-28 Andrew Pinski <pinskia@gmail.com>
222 * config/darwin.c (machopic_gen_offset): Check
223 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
224 * config/arm/arm.c (require_pic_register): Likewise.
226 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
228 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
229 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
230 m32c_promote_prototypes): Delete.
232 2009-04-28 Michael Matz <matz@suse.de>
235 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
238 2009-04-28 Richard Guenther <rguenther@suse.de>
240 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
242 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
244 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
245 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
246 * config/arm/arm-tune.md: Regenerate.
248 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
250 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
251 block if there are complex incoming edges.
252 (sel_merge_blocks): Remove useless assert.
253 (sel_redirect_edge_and_branch): Check that edge was redirected.
254 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
255 (sel_find_rgns): Delete declaration.
256 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
257 the region when it is not a preheader.
259 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
262 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
264 2009-04-28 Richard Guenther <rguenther@suse.de>
266 * tree.h (SSA_NAME_VALUE): Remove.
267 (struct tree_ssa_name): Remove value_handle member.
268 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
269 array for jump threading.
270 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
272 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
273 * tree-flow.h (threadedge_initialize_values): Declare.
274 (threadedge_finalize_values): Likewise.
275 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
276 (SSA_NAME_VALUE): Define.
277 (threadedge_initialize_values): New function.
278 (threadedge_finalize_values): Likewise.
279 * tree-ssa-dom.c (ssa_name_values): New global variable.
280 (SSA_NAME_VALUE): Define.
281 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
283 2009-04-28 Ira Rosen <irar@il.ibm.com>
285 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
286 Use REPORT_VECTORIZED_LOCATIONS instead
287 REPORT_VECTORIZED_LOOPS.
288 * tree-vectorizer.c (vect_verbosity_level): Make static.
289 (vect_loop_location): Rename to vect_location.
290 (vect_set_verbosity_level): Update comment.
291 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
293 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
294 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
295 instead REPORT_UNVECTORIZED_LOOPS.
296 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
297 vect_loop_def to vect_external_def and vect_internal_def.
298 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
299 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
300 REPORT_UNVECTORIZED_LOCATIONS.
301 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
302 and vect_used_in_loop and to vect_unused_in_scope and
304 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
305 (vect_verbosity_level): Remove declaration.
306 (vect_analyze_operations): Likewise.
307 (vect_analyze_stmt): Declare.
308 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
309 REPORT_UNVECTORIZED_LOCATIONS.
310 (vect_get_loop_niters): Fix indentation.
311 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
312 (vect_analyze_loop_operations): New function.
313 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
314 vect_analyze_operations.
315 (vect_is_simple_reduction): Use new names.
316 (vectorizable_live_operation, vect_transform_loop): Likewise.
317 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
318 specify whether the data references can be a part of interleaving chain.
319 (vect_analyze_data_ref_dependence): Use new names.
320 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
321 (vect_create_addr_base_for_vector_ref): Remove redundant code.
322 * tree-vect-patterns.c (widened_name_p): Use new names.
323 (vect_recog_dot_prod_pattern): Likewise.
324 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
325 (process_use, vect_mark_stmts_to_be_vectorized,
326 vect_model_simple_cost, vect_model_store_cost,
327 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
328 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
329 vectorizable_operation, vectorizable_type_demotion,
330 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
331 vectorizable_condition): Likewise.
332 (vect_analyze_operations): Split into vect_analyze_loop_operations
334 (vect_analyze_stmt): ... new function.
335 (new_stmt_vec_info): Use new names.
336 (vect_is_simple_use): Use new names and fix comment.
337 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
338 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
340 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
344 and integer modes for x87 operands. Do not ICE for unsupported size,
345 generate error instead. Generate error for unsupported operand types.
346 ['z']: Do not handle HImode memory operands specially. Warning
347 for floating-point operands. Fallthru to 'Z' for unsupported operand
348 types. Do not ICE for unsupported size, generate error instead.
349 (output_387_binary_op): Use %Z to output operands.
350 (output_fp_compare): Ditto.
351 (output_387_reg_move): Ditto.
353 2009-04-28 Ben Elliston <bje@au.ibm.com>
358 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
360 * builtins.c (c_strlen): Do not warn here.
361 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
362 * c-common.c (pointer_int_sum): Take an explicit location.
363 Warn about offsets out of bounds.
364 * c-common.h (pointer_int_sum): Adjust declaration.
366 2009-04-27 Ian Lance Taylor <iant@google.com>
368 * collect2.c (is_ctor_dtor): Change type of ret field in struct
370 * dce.c (run_fast_df_dce): Change type of old_flags to int.
371 * df-core.c (df_set_flags): Change return type to int. Change
372 type of old_flags to int.
373 (df_clear_flags): Likewise.
374 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
375 (df_get_conditional_uses): Likewise.
376 * df.h (df_set_flags, df_clear_flags): Update declarations.
377 * dwarf2out.c (struct indirect_string_node): Change type of form
378 field to enum dwarf_form.
379 (AT_string_form): Change return type to enum dwarf_form.
380 * fixed-value.c (fixed_compare): Add cast to enum type.
381 * fwprop.c (update_df): Change 0 to VOIDmode.
382 * gensupport.c: Change 0 to UNKNOWN.
383 * gimple.h (gimple_cond_code): Add cast to enum type.
384 * haifa-sched.c (reemit_notes): Add cast to enum type.
385 * hooks.c (hook_int_void_no_regs): Remove function.
386 * hooks.h (hook_int_void_no_regs): Remove declaration.
387 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
388 * predict.c (combine_predictions_for_insn): Add casts to enum type.
389 * real.c (real_arithmetic): Add cast to enum type.
390 (real_compare): Likewise.
391 * target.h (struct gcc_target): Change return type of
392 branch_target_register_class to enum reg_class.
393 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
394 default_branch_target_register_class.
395 * targhooks.c (default_branch_target_register_class): New function.
396 * targhooks.h (default_branch_target_register_class): Declare.
397 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
398 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
400 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
402 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
403 vect_uninitialized_def. Change 0 to ERROR_MARK.
404 * tree-vect-stmts.c (supportable_widening_operation): Don't
405 initialize icode1 and icode2.
406 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
407 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
409 (cmn_err_flag_specs): Change 0 to STD_C89.
410 (cmn_err_char_table): Likewise.
411 * config/arm/arm.c (get_arm_condition_code): Change type of code
412 to enum arm_cond_code.
413 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
414 (IWMMXT_BUILTIN2): Likewise.
415 (neon_builtin_type_bits): Don't define typedef.
416 (neon_builtin_datum): Change type of bits field to int.
417 (arm_expand_neon_args): Add cast to enum type.
418 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
420 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
422 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
424 * config/mips/mips.md (jal_macro): Return enum constant.
425 (single_insn): Likewise.
426 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
428 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
430 * config/s390/s390.c (s390_tune_flags): Change type to int.
431 (s390_arch_flags): Likewise.
432 (s390_handle_arch_option): Change flags field of struct pta to int.
433 * config/s390/s390.h (s390_tune_flags): Update declaration.
434 (s390_arch_flags): Likewise.
435 * config/sh/sh.c (prepare_move_operands): Compare
436 tls_symbolic_operand result with enum constant.
437 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
438 (sh_expand_prologue): Add cast to enum type.
439 (sh_expand_epilogue): Likewise.
440 (tls_symbolic_operand): Change return type to enum tls_model.
441 (fpscr_set_from_mem): Add cast to enum type.
442 (legitimize_pic_address): Compare tls_symbolic_operand result with
444 (sh_target_reg_class): Change return type to enum reg_class.
445 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
447 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
448 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
449 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
450 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
451 (delayed_branch, tls_call_delay): Likewise.
452 (eligible_for_sibcall_delay): Likewise.
453 (eligible_for_return_delay): Likewise.
454 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
455 (spu_expand_builtin_1): Likewise.
457 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
458 for all types of conversions.
459 (output_init_element): Issue -Wc++-compat warning if needed when
460 initializing a bitfield with enum type.
461 * c-parser.c (c_parser_expression): Set original_type to
462 original_type of right hand operand of comman operator.
464 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
466 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
468 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
469 * doc/cpp.texi (Standard Predefined Macros)
470 (Implementation-defined behavior): Likewise.
471 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
472 * doc/gimple.texi (GIMPLE Exception Handling)
473 (@code{GIMPLE_ASSIGN}): Likewise.
474 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
475 * doc/invoke.texi (Warning Options, Optimize Options)
476 (AVR Options, Darwin Options): Likewise.
477 (Optimize Options): Reformulate -fwhole-program description.
478 * doc/loop.texi (Lambda): Likewise.
479 * doc/md.texi (Output Template, Define Constraints)
480 (Standard Names, Insn Splitting): Likewise.
481 * doc/options.texi (Option properties): Likewise.
482 * doc/passes.texi (Tree-SSA passes): Likewise.
483 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
484 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
485 (File Names and DBX): Likewise.
486 * doc/trouble.texi (Incompatibilities): Likewise.
488 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
490 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
491 instruction is correct.
493 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
495 Allow non-constant arguments to conversion intrinsics.
496 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
497 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
498 * spu.c (print_operand): Handle 'v' and 'w'.
499 (exp2_immediate_p, spu_gen_exp2): Define.
500 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
501 spu_convtf_1): Update parameter descriptions.
502 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
503 * constraints.md ('v', 'w'): New.
504 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
506 (i2f, I2F): New define_mode_attr.
507 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
508 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
509 fixuns_truncv4sfv4si2): Update to use mode attribute.
510 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
511 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
512 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
513 patterns for combine.
515 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
517 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
518 (cprop, hoist, pre, store_motion): New debug counters.
519 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
520 is not an RTL pass anymore.
521 (pass_profiling): Remove extern decl for pass removed in 2005.
522 (pass_gcse, pass_jump_bypass): Remove.
523 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
524 to 0 for clean state.
525 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
526 * cse.c (gate_handle_cse_after_global_opts,
527 rest_of_handle_cse_after_global_opts): New functions.
528 (pass_cse_after_global_opts): New pass, does local CSE.
529 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
530 (TV_CPROP): New timevar.
531 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
532 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
533 (gcse_main, recompute_all_luids): Remove.
534 (compute_hash_table_work): Call max_reg_num instead of reading
536 (cprop_jump): Don't set run_jump_opt_after_gcse.
537 (constprop_register): Always allow to alter jumps.
538 (cprop_insn): Likewise.
539 (do_local_cprop): Likewise.
540 (local_cprop_pass): Likewise. Return non-zero if something changed.
541 (cprop): Remove function, fold interesting bits into one_cprop_pass.
542 (find_implicit_sets): Add note about missed optimization opportunity.
543 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
544 pass_rtl_cprop execute function.
545 Don't bother tracking the pass number, each pass gets its own dumpfile
547 Always allow to alter jumpsand bypass jumps.
548 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
549 will just find no suitable set.
550 (pre_edge_insert): Fix dumping, this function is for PRE only.
551 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
552 pass_rtl_pre execute function.
553 (hoist_code): Return non-zero if something changed. Keep track of
554 substitutions and insertions for statistics gathering similar to PRE.
555 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
556 called from the pass_rtl_hoist execute function. Show pass statistics.
557 (compute_store_table): Use max_reg_num directly instead of using the
558 formerly global max_gcse_regno.
559 (build_store_vectors): Likewise.
560 (replace_store_insn): Fix dumping.
561 (store_motion): Rename to ...
562 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
563 pass, called from the pass_rtl_store_motion execute function. Keep
564 track of substitutions and insertions for statistics gathering similar
566 (bypass_jumps): Remove, fold interesting bits into ...
567 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
568 from the pass_rtl_cprop execute function.
569 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
570 pass_jump_bypass): Remove.
571 (gate_handle_gcse, rest_of_handle_gcse): Remove.
572 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
573 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
574 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
575 (gate_rtl_store_motion, execute_rtl_store_motion,
576 pass_rtl_store_motion): New.
577 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
578 make it clear that -fcse-skip-blocks is a no-op for backward compat.
579 * passes.c (init_optimization_passes): Remove pass_gcse and
580 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
581 and cse_after_global_opts in place of pass_gcse. Schedule cprop
582 instead of pass_jump_bypass.
584 2009-04-27 Richard Guenther <rguenther@suse.de>
587 * gimplify.c (gimplify_expr): If we are required to create
588 a temporary make sure it ends up as register.
590 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
593 * config/i386/i386.c (construct_container): Don't call
594 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
595 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
597 2009-04-27 Michael Matz <matz@suse.de>
599 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
600 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
601 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
602 (dump_replaceable_exprs): Take a bitmap.
603 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
605 (expand_gimple_basic_block): Likewise.
606 * tree-ssa-ter.c (struct temp_expr_table_d): Make
607 replaceable_expressions member a bitmap.
608 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
609 (mark_replaceable): Likewise.
610 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
611 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
613 2009-04-27 Richard Guenther <rguenther@suse.de>
615 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
616 (verify_stmts): Dispatch to gimple/type verification code.
617 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
618 issue with call argument types.
620 2009-04-27 Michael Matz <matz@suse.de>
622 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
623 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
626 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
627 Eric Botcazou <ebotcazou@adacore.com>
629 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
630 a label's basic block.
631 (mark_target_live_regs): Tidy and rework obsolete comments.
632 Change back DF problem to LIVE. If a label starts a basic block,
633 assume that all registers that used to be live then still are.
634 (init_resource_info): If a label starts a basic block, set its
635 BLOCK_FOR_INSN accordingly.
636 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
638 2009-04-27 Richard Guenther <rguenther@suse.de>
640 * tree-flow-inline.h (function_ann): Remove.
641 (get_function_ann): Likewise.
642 * tree-dfa.c (create_function_ann): Remove.
643 * tree-flow.h (struct static_var_ann_d): Remove.
644 (struct function_ann_d): Likewise.
645 (union tree_ann_d): Remove fdecl member.
646 (function_ann_t): Remove.
647 (function_ann, get_function_ann, create_function_ann): Remove
650 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
652 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
654 2009-04-27 Jan Hubicka <jh@suse.cz>
656 * ipa-pure-const.c (struct funct_state_d): New fields
657 state_previously_known, looping_previously_known; remove
659 (analyze_function): Use new fields.
660 (propagate): Avoid assumption that state_set_in_source imply
663 * tree-ssa-loop-niter.c (finite_loop_p): New function.
664 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
665 * cfgloop.h (finite_loop_p): Declare.
667 2009-04-26 Michael Matz <matz@suse.de>
669 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
671 2009-04-26 Michael Matz <matz@suse.de>
673 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
674 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
675 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
676 pass_mark_used_blocks): Remove.
677 * tree-optimize.c (pass_free_datastructures,
678 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
679 * passes.c (init_optimization_passes): Don't call
680 pass_mark_used_blocks, remove dead code.
682 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
684 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
685 * tree-ssa-live.h (register_ssa_partition): Likewise.
687 2009-04-26 Michael Matz <matz@suse.de>
690 * builtins.c (fold_builtin_next_arg): Handle SSA names.
691 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
692 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
694 (compare_pairs): Swap cost comparison.
695 (coalesce_ssa_name): Don't use change_partition_var.
696 * tree-nrv.c (struct nrv_data): Add modified member.
697 (finalize_nrv_r): Set it.
698 (tree_nrv): Use it to update statements.
699 (pass_nrv): Require PROP_ssa.
700 * tree-mudflap.c (mf_decl_cache_locals,
701 mf_build_check_statement_for): Use make_rename_temp.
702 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
703 * alias.c (find_base_decl): Handle SSA names.
704 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
705 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
706 * rtl.h (set_reg_attrs_for_parm): Declare.
707 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
708 to "optimized", remove unused locals at finish.
709 (execute_free_datastructures): Make global, call
710 delete_tree_cfg_annotations.
711 (execute_free_cfg_annotations): Don't call
712 delete_tree_cfg_annotations.
714 * ssaexpand.h: New file.
715 * expr.c (toplevel): Include ssaexpand.h.
716 (expand_assignment): Handle SSA names the same as register variables.
717 (expand_expr_real_1): Expand SSA names.
718 * cfgexpand.c (toplevel): Include ssaexpand.h.
719 (SA): New global variable.
720 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
722 (set_rtl): New helper function.
723 (add_stack_var): Deal with SSA names, use set_rtl.
724 (expand_one_stack_var_at): Likewise.
725 (expand_one_stack_var): Deal with SSA names.
726 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
727 before unique numbers.
728 (expand_stack_vars): Use set_rtl.
729 (expand_one_var): Accept SSA names, add asserts for them, feed them
730 to above subroutines.
731 (expand_used_vars): Expand all partitions (without default defs),
732 then only the local decls (ignoring those expanded already).
733 (expand_gimple_cond): Remove edges when jumpif() expands an
735 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
736 or remove abnormal edges. Ignore insns setting the LHS of a TERed
738 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
739 members of SA; deal with PARM_DECL partitions here; expand
740 all PHI nodes, free tree datastructures and SA. Commit instructions
741 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
742 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
743 info and statements at start, collect garbage at finish.
744 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
745 (VAR_ANN_PARTITION) Remove.
746 (change_partition_var): Don't declare.
747 (partition_to_var): Always return SSA names.
748 (var_to_partition): Only accept SSA names.
749 (register_ssa_partition): Only check argument.
750 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
752 (delete_var_map): Don't free it.
753 (var_union): Only accept SSA names, simplify.
754 (partition_view_init): Mark only useful SSA names as used.
755 (partition_view_fini): Only deal with SSA names.
756 (change_partition_var): Remove.
757 (dump_var_map): Use ssa_name instead of partition_to_var member.
758 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
760 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
761 (struct _elim_graph): New member const_dests; nodes member vector of
763 (set_location_for_edge): New static helper.
764 (create_temp): Remove.
765 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
766 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
767 (new_elim_graph): Allocate const_dests member.
768 (clean_elim_graph): Truncate const_dests member.
769 (delete_elim_graph): Free const_dests member.
770 (elim_graph_size): Adapt to new type of nodes member.
771 (elim_graph_add_node): Likewise.
772 (eliminate_name): Likewise.
773 (eliminate_build): Don't take basic block argument, deal only with
774 partition numbers, not variables.
775 (get_temp_reg): New static helper.
776 (elim_create): Use it, deal with RTL temporaries instead of trees.
777 (eliminate_phi): Adjust all calls to new signature.
778 (assign_vars, replace_use_variable, replace_def_variable): Remove.
779 (rewrite_trees): Only do checking.
780 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
781 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
782 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
783 contains_tree_r, MAX_STMTS_IN_LATCH,
784 process_single_block_loop_latch, analyze_edges_for_bb,
785 perform_edge_inserts): Remove.
786 (expand_phi_nodes): New global function.
787 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
788 functions, initialize new parameter, remember partitions having a
790 (finish_out_of_ssa): New global function.
791 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
792 don't reset in_ssa_p here, don't disable TER when mudflap.
793 (pass_del_ssa): Remove.
794 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
796 (execute_free_datastructures): Declare.
797 * Makefile.in (SSAEXPAND_H): New variable.
798 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
799 * basic-block.h (commit_one_edge_insertion): Declare.
800 * passes.c (init_optimization_passes): Move pass_nrv and
801 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
802 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
803 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
804 (redirect_branch_edge): Deal with super block when expanding, split
805 out jump patching itself into ...
806 (patch_jump_insn): ... here, new static helper.
808 2009-04-26 Michael Matz <matz@suse.de>
810 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
811 beyond num_ssa_names.
812 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
813 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
815 2009-04-26 Jakub Jelinek <jakub@redhat.com>
818 * fwprop.c (forward_propagate_asm): New function.
819 (forward_propagate_and_simplify): Propagate also into __asm, if it
820 doesn't increase the number of referenced registers.
823 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
825 2009-04-26 Jakub Jelinek <jakub@redhat.com>
827 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
828 note_nonlocal_vla_type for nonlocal VLAs.
829 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
830 contains_remapped_vars, remap_vla_decls): New functions.
831 (convert_nonlocal_reference_stmt): If not optimizing, call
832 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
833 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
834 if it wasn't found in var_map.
835 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
836 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
837 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
839 * gimplify.c (nonlocal_vlas): New variable.
840 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
842 (gimplify_body): Create and destroy nonlocal_vlas.
844 * dwarf2out.c (loc_descr_plus_const): New function.
845 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
846 mem_loc_descriptor, loc_descriptor_from_tree_1,
847 descr_info_loc, gen_variable_die): Use it.
849 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
850 !TREE_STATIC VAR_DECLs.
851 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
852 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
853 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
854 DECL_BY_REFERENCE is valid.
855 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
856 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
857 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
858 Copy DECL_BY_REFERENCE.
859 (struct nesting_copy_body_data): New type.
860 (nesting_copy_decl): New function.
861 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
862 if they have variable length.
864 2009-04-26 Michael Matz <matz@suse.de>
866 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
867 mark new temporaries for renaming.
869 2009-04-26 Joseph Myers <joseph@codesourcery.com>
872 * c-decl.c (global_bindings_p): Return negative value.
873 (c_variable_size): New. Based on variable_size from
875 (grokdeclarator): Call c_variable_size not variable_size.
877 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
879 * config/i386/i386.c (print_operand) ['z']: Fix typo.
881 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
883 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
884 Redefine it to just use mingw/include.
885 (ASM_SPEC): Rules for -m32 and -m64.
886 (LINK_SPEC): Use Likewise.
887 (SPEC_32): New define.
889 (SUB_LINK_SPEC): Likewise.
890 (MULTILIB_DEFAULTS): New define.
891 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
892 Add multilib options.
893 (MULTILIB_DIRNAMES): Likewise.
894 (MULTILIB_OSDIRNAMES): Likewise.
896 (INSTALL_LIBGCC): Likewise.
898 2009-04-26 Joseph Myers <joseph@codesourcery.com>
901 * c-tree.h (enum c_inline_static_type): New.
902 (record_inline_static): Declare.
903 * c-decl.c (struct c_inline_static, c_inline_statics,
904 record_inline_static, check_inline_statics): New.
905 (pop_file_scope): Call check_inline_statics.
906 (start_decl): Call record_inline_static instead of pedwarning
907 directly for static in inline function.
908 * c-typeck.c (build_external_ref): Call record_inline_static
909 instead of pedwarning directly for static referenced in inline
912 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
914 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
915 not new but only being rescanned.
916 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
917 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
918 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
919 record_set_info, compute_set, grealloc): Remove.
920 (recompute_all_luids): New function.
921 (gcse_main): Don't compute sets, and don't do related memory
922 allocations/free-ing. If something changed before the end of the
923 pass, update LUIDs using recompute_all_luids.
924 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
925 (free_gcse_mem): Don't free it either.
926 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
927 Use the df insn LUIDs.
928 (load_killed_in_block): Likewise.
929 (compute_hash_table_work): Don't compute reg_set_in_block.
930 (compute_transp): Use DF_REG_DEF_CHAINs.
931 (local_cprop_pass): Don't use compute_sets and related functions.
932 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
933 Use get_max_uid() instead of max_cuid.
934 (insert_insn_end_basic_block, pre_insert_copy_insn,
935 update_ld_motion_stores): Don't try to
936 keep reg_set tables up to date.
937 (pre_insert_copies): Use df insn LUIDs.
938 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
939 (reg_set_info): Don't use extra bitmap argument.
940 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
941 information to compute regs_set_in_block.
942 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
943 (bypass_jumps): Don't use compute_sets and friends.
945 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
948 * opts.c (undocumented_msg): Do not leave blank even with
951 2009-04-25 Joseph Myers <joseph@codesourcery.com>
953 * c-decl.c (build_enumerator): Allow values folding to integer
954 constants but not integer constant expressions with a pedwarn if
957 2009-04-25 Joseph Myers <joseph@codesourcery.com>
960 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
961 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
962 type is an integer constant.
964 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/i386.c (print_operand) ['z']: Revert handling of
970 2009-04-25 Joseph Myers <joseph@codesourcery.com>
973 * c-decl.c (grokdeclarator): Diagnose declarations of functions
974 with variably modified return type and no storage class
975 specifiers, except for the case of nested functions. Distinguish
976 extern declarations of functions with variably modified return
977 types from those of objects with variably modified types.
979 2009-04-25 Jan Hubicka <jh@suse.cz>
981 * tree.c (list_equal_p): New function.
982 * tree.h (list_equal_p): Declare.
983 * coretypes.h (edge_def, edge, const_edge, basic_block_def
984 basic_block_def, basic_block, const_basic_block): New.
985 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
986 (redirect_eh_edge): New function.
987 (make_eh_edge_update_phi): EH edges are not abnormal.
988 * except.c: Include tree-flow.h.
989 (list_match): New function.
990 (eh_region_replaceable_by_p): New function.
991 (replace_region): New function.
992 (hash_type_list): New function.
993 (hash_eh_region): New function.
994 (eh_regions_equal_p): New function.
995 (merge_peers): New function.
996 (remove_unreachable_regions): Verify EH tree when checking;
998 (copy_eh_region_1): New function.
999 (copy_eh_region): New function.
1000 (push_reachable_handler): New function.
1001 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
1002 regions without label but with live RESX.
1003 * except.h (redirect_eh_edge_to_label): New.
1004 * tree-flow.h (redirect_eh_edge): New.
1005 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1006 basic_block_def, basic_block, const_basic_block): Remove.
1007 * Makefile.in (except.o): Add dependency on tree-flow.h
1008 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1009 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1012 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1015 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1016 on the destination of memcpy.
1018 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1020 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1021 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1022 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1024 2009-04-25 Jan Hubicka <jh@suse.cz>
1026 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1027 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1028 to be reached by different label than left.
1029 (update_eh_edges): Update comment; remove edge_to_remove if possible
1030 and return true if suceeded.
1031 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1032 (cleanup_eh): Compute sharing map.
1033 * except.c (remove_eh_handler_and_replace): Add argument if we should
1035 (remove_unreachable_regions): Update for label sharing.
1036 (label_to_region_map): Likewise.
1037 (get_next_region_sharing_label): New function.
1038 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1040 (remove_eh_handler): Update.
1041 (remove_eh_region_and_replace_by_outer_of): New function.
1042 * except.h (struct eh_region): Add next_region_sharing_label.
1043 (remove_eh_region_and_replace_by_outer_of,
1044 get_next_region_sharing_label): Declare.
1045 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1047 2009-04-25 Jan Hubicka <jh@suse.cz>
1049 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1050 insert code even if they are not critical.
1052 2009-04-25 Jan Hubicka <jh@suse.cz>
1054 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1055 (gimple_can_remove_branch_p): EH edges won't remove branch by
1057 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1058 updating of non-abnormal EH edges.
1059 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1060 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1061 (split_critical_edges): Split also edges where emitting code on them
1062 will lead to splitting later.
1064 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1065 H.J. Lu <hongjiu.lu@intel.com>
1068 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1069 the configured assembler supports fildq and fistpq mnemonics.
1070 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1071 * configure: Regenerated.
1074 * config/i386/i386.c (print_operand): Handle 'Z'.
1075 ['z']: Remove handling of special fild/fist suffixes.
1076 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1077 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1078 suffix of fild insn.
1079 (*floatsi<mode>2_vector_mixed): Ditto.
1080 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1081 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1082 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1083 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1084 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1086 2009-04-25 Ben Elliston <bje@au.ibm.com>
1088 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1089 the source of a set operation.
1091 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1093 * target.h (struct gcc_target): Add case_values_threshold field.
1094 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1095 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1096 * targhooks.c (default_case_values_threshold): New function.
1097 * targhooks.h (default_case_values_threshold): Declare function.
1098 * stmt.c (expand_case): Use case_values_threshold target hook.
1099 * expr.h (case_values_threshold): Remove declartation.
1100 * expr.c (case_values_threshold): Remove function.
1101 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1103 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1104 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1105 (avr_case_values_threshold): Declare as static.
1106 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1108 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1109 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1110 (mn10300_case_values_threshold): New function.
1112 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1114 * ira.c (setup_cover_and_important_classes): Add enum cast.
1116 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1118 * genpreds.c (write_enum_constraint_num): Output definition of
1119 CONSTRAINT_NUM_DEFINED_P macro.
1120 * ira.c (setup_cover_and_important_classes): Use
1121 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1123 2009-04-24 DJ Delorie <dj@redhat.com>
1125 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1126 __SH2A_SINGLE_ONLY__ also.
1128 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1130 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1131 (movdf_internal): Ditto.
1132 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1133 SFmode and DFmode constants.
1134 (ia64_print_operand): Add 'G' format for printing
1135 floating point constants.
1137 2009-04-24 Richard Guenther <rguenther@suse.de>
1139 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1140 from unsigned additions.
1142 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1144 * c-typeck.c (set_init_index): Allow array designators that are
1145 not integer constant expressions with a pedwarn if pedantic.
1147 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1149 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1150 zero if no overlap in nonzero bits between the operands.
1152 2009-04-24 Ian Lance Taylor <iant@google.com>
1154 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1155 (record_dead_and_set_regs): Likewise.
1156 * df.h (struct df_mw_hardreg): Change flags field to int.
1157 (struct df_base_ref): Likewise.
1158 (struct df): Change changeable_flags field to int.
1159 * df-scan.c (df_defs_record): Change clobber_flags to int.
1160 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1161 constants rather than #define macros.
1162 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1163 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1164 (enum dwarf_calling_convention): Likewise.
1165 (enum dwarf_line_number_x_ops): Likewise.
1166 (enum dwarf_call_frame_info): Likewise.
1167 (enum dwarf_source_language): Likewise.
1168 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1169 (add_calling_convention_attribute): Likewise.
1170 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1171 (combine_comparisons): Change compcode to int. Add cast to enum type.
1172 * genrecog.c (maybe_both_true_2): Change c to int.
1173 (write_switch): Likewise. Add cast to enum type.
1174 * gimplify.c (gimplify_omp_for): Handle return values from
1175 gimplify_expr using MIN rather than bitwise or.
1176 (gimplify_expr): Add cast to enum type.
1177 * ipa-prop.c (update_jump_functions_after_inlining): Change
1178 IPA_BOTTOM to IPA_JF_UNKNOWN.
1179 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1180 Add casts to enum type.
1181 (setup_cover_and_important_classes): Change cl to int. Add casts
1183 (setup_class_translate): Change cl and mode to int.
1184 (ira_init_once): Change mode to int.
1185 (free_register_move_costs): Likewise.
1186 (setup_prohibited_mode_move_regs): Add casts to enum type.
1187 * langhooks.c (add_builtin_function_common): Rework assertion that
1188 value fits bitfield.
1189 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1190 * omega.c (omega_do_elimination): Avoid math on enum types.
1191 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1192 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1193 int local to handle integral_argment value.
1194 * regmove.c (try_auto_increment): Change PUT_MODE to
1196 * reload.c (push_secondary_reload): Add casts to enum type.
1197 (secondary_reload_class, find_valid_class): Likewise.
1198 * reload1.c (emit_input_reload_insns): Likewise.
1199 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1200 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1201 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1203 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1204 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1206 (expand_complex_libcall): Add casts to enum type.
1207 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1208 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1209 with ERROR_MARK, not NUM_TREE_CODES.
1210 (vect_create_epilog_for_reduction): Likewise.
1211 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1212 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1213 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1215 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1216 vect_unused_in_loop. Change 0 to loop_vect.
1217 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1218 * var-tracking.c (get_init_value): Change return type to enum
1220 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1221 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1223 (arm_override_options): Add casts to enum type.
1224 (arm_emit_tls_decoration): Likewise.
1225 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1227 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1228 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1229 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1231 * config/s390/s390.c (code_for_builtin_64): Change to array of
1233 (code_for_builtin_31): Likewise.
1234 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1236 * config/sparc/sparc.c (sparc_override_options): Change value
1237 field in struct code_model to enum cmodel. In initializer change
1238 0 to NULL and add cast to enum type.
1240 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1241 Change all callers. Issue a -Wc++-compat warning using
1242 lhs_origtype if necessary.
1243 (convert_for_assignment): Issue -Wc++-compat warnings about
1244 invalid conversions to enum type on assignment.
1245 * c-common.h (build_modify_expr): Update declaration.
1247 2009-04-24 Nick Clifton <nickc@redhat.com>
1249 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1250 (function_arg_advance): Likewise.
1251 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1254 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1256 * config/s390/constraints.md ('I', 'J'): Fix condition.
1258 2009-04-24 Diego Novillo <dnovillo@google.com>
1260 * gengtype-parse.c (parse_error): Add newline after message.
1262 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1264 * config/i386/sse.md (avxmodesuffixs): Removed.
1265 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1266 (*avx_pinsr<ssevecsize>): This.
1268 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1270 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1271 follow chains of regs with a single definition, and allow expressions
1272 that are function_invariant_p.
1273 (simple_rhs_p): Allow expressions that are function_invariant_p.
1275 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1278 * fold-const.c (fold_cond_expr_with_comparison): When folding
1279 > and >= to MAX, make sure the MAX uses the same type as the
1280 comparison's operands.
1282 2009-04-24 Nick Clifton <nickc@redhat.com>
1284 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1285 addressing for DImode accesses.
1286 (frv_print_operand_address): Handle PLUS case.
1287 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1289 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1291 PR rtl-optimization/39794
1292 * alias.c (canon_true_dependence): Add x_addr argument.
1293 * rtl.h (canon_true_dependence): Adjust prototype.
1294 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1295 * cselib.c (cselib_invalidate_mem): Likewise.
1296 * gcse.c (compute_transp): Likewise.
1297 * dse.c (scan_reads_nospill): Likewise.
1298 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1299 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1300 canon_base_addr of the group, plus optional offset.
1301 (struct group_info): Rename canon_base_mem to
1303 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1304 canon_rtx of base_mem.
1306 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1308 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1309 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1311 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1313 * config/spu/spu-builtins.h: Delete file.
1315 * config/spu/spu.h (enum spu_builtin_type): Move here from
1317 (struct spu_builtin_description): Likewise. Add GTY marker.
1318 Do not use enum spu_function_code or enum insn_code.
1319 (spu_builtins): Add extern declaration.
1321 * config/spu/spu.c: Do not include "spu-builtins.h".
1322 (enum spu_function_code, enum spu_builtin_type_index,
1323 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1324 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1325 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1326 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1327 (spu_builtin_types): Make static. Add GTY marker.
1328 (spu_builtins): Add extern declaration with GTY marker.
1331 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1332 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1333 Check programmatically whether all parameters are scalar.
1335 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1337 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1339 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1340 assignment from the constructor either if the target is volatile.
1342 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1344 * config/arm/arm.md (insv): Do not share operands[0].
1346 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1348 * config/vxlib-tls.c (active_tls_threads): Delete.
1349 (delete_hook_installed): New.
1350 (tls_delete_hook): Don't delete the delete hook.
1351 (tls_destructor): Delete it here.
1352 (__gthread_set_specific): Adjust installing the delete hook.
1353 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1354 __gthread_leave_tsd_dtor_context.
1356 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1358 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1360 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1362 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1364 (alpha_rtx_costs): Ditto.
1365 (emit_unlikely_jump): Use add_reg_note.
1366 (emit_frame_store_1): Ditto.
1367 (alpha_expand_prologue): Ditto.
1368 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1369 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1371 2009-04-23 Nick Clifton <nickc@redhat.com>
1373 * config/v850/v850.md (epilogue): Remove suppressed code.
1374 (return): Rename to return_simple and remove test of frame size.
1375 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1376 to gen_return_simple.
1378 2009-04-22 Jing Yu <jingyu@google.com>
1381 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1383 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1386 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1387 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1388 value is a VECTOR_CST, the element type is the element type of the
1391 2009-04-22 DJ Delorie <dj@redhat.com>
1393 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1395 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1397 * alias.c (find_base_term): Move around LO_SUM case, so that
1398 CONST falls through into PLUS/MINUS handling.
1401 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1402 into 0, use omit_one_operand.
1404 2009-04-23 Ben Elliston <bje@au.ibm.com>
1406 * config/rs6000/linux-unwind.h (get_regs): Remove type
1407 puns. Change the type of `pc' to an array of unsigned ints and
1408 update all users. Constify frame24.
1410 2009-04-22 DJ Delorie <dj@redhat.com>
1412 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1413 declarations before code.
1414 (current_function_special_page_vector): Likewise.
1415 (m32c_expand_insv): Silence a warning.
1417 2009-04-21 Taras Glek <tglek@mozilla.com>
1419 * alias.c: Update GTY annotations to new syntax.
1420 * basic-block.h: Likewise.
1421 * bitmap.h: Likewise.
1422 * c-common.h: Likewise.
1423 * c-decl.c: Likewise.
1424 * c-parser.c: Likewise.
1425 * c-pragma.c: Likewise.
1426 * c-tree.h: Likewise.
1427 * cfgloop.h: Likewise.
1428 * cgraph.h: Likewise.
1429 * config/alpha/alpha.c: Likewise.
1430 * config/arm/arm.h: Likewise.
1431 * config/avr/avr.h: Likewise.
1432 * config/bfin/bfin.c: Likewise.
1433 * config/cris/cris.c: Likewise.
1434 * config/darwin.c: Likewise.
1435 * config/frv/frv.c: Likewise.
1436 * config/i386/i386.c: Likewise.
1437 * config/i386/i386.h: Likewise.
1438 * config/i386/winnt.c: Likewise.
1439 * config/ia64/ia64.h: Likewise.
1440 * config/iq2000/iq2000.c: Likewise.
1441 * config/mips/mips.c: Likewise.
1442 * config/mmix/mmix.h: Likewise.
1443 * config/pa/pa.c: Likewise.
1444 * config/pa/pa.h: Likewise.
1445 * config/rs6000/rs6000.c: Likewise.
1446 * config/s390/s390.c: Likewise.
1447 * config/sparc/sparc.c: Likewise.
1448 * config/xtensa/xtensa.c: Likewise.
1449 * cselib.h: Likewise.
1450 * dbxout.c: Likewise.
1451 * dwarf2out.c: Likewise.
1452 * except.c: Likewise.
1453 * except.h: Likewise.
1454 * fixed-value.h: Likewise.
1455 * function.c: Likewise.
1456 * function.h: Likewise.
1457 * gimple.h: Likewise.
1458 * integrate.c: Likewise.
1459 * optabs.c: Likewise.
1460 * output.h: Likewise.
1463 * stringpool.c: Likewise.
1464 * tree-data-ref.c: Likewise.
1465 * tree-flow.h: Likewise.
1466 * tree-scalar-evolution.c: Likewise.
1467 * tree-ssa-address.c: Likewise.
1468 * tree-ssa-alias.h: Likewise.
1469 * tree-ssa-operands.h: Likewise.
1472 * varasm.c: Likewise.
1473 * varray.h: Likewise.
1475 * coretypes.h: Do not define GTY macro if it is already defined.
1476 * doc/gty.texi: Update GTY documentation to new syntax.
1477 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1478 annotations on structs.
1479 * gengtype-parse.c: Likewise.
1481 2009-04-22 Mark Heffernan <meheff@google.com>
1483 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1485 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1487 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1490 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1492 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1493 the same as a PLUS without a shift. Increase the cost of a
1496 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1498 * Makefile.in: Update dependencies.
1499 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1500 * errors.h: Remove bogus comment about compatibility.
1501 (warning): Update declaration.
1502 * genautomata.c: Update all calls to warning.
1503 * gimple.c: Do not include errors.h. Include toplev.h.
1504 * tree-ssa-structalias.c: Do not include errors.h.
1505 * omega.c: Likewise.
1506 * tree-ssa-reassoc.c: Likewise.
1507 * config/spu/spu-c.c: Likewise.
1508 * config/spu/t-spu-elf: Update dependencies.
1510 2009-04-22 Richard Guenther <rguenther@suse.de>
1512 PR tree-optimization/39824
1513 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1514 make sure the types are compatible.
1516 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1519 * c-common.c (c_parse_error): Take a token_flags parameter.
1520 Use token_type for the token type instead.
1521 Pass token_flags to cpp_type2name.
1522 * c-common.h (c_parse_error): Update declaration.
1523 * c-parser.c (c_parser_error): Pass 0 as token flags.
1525 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1527 PR rtl-optimization/39580
1528 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1530 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1532 * function.c (expand_function_end): Do not emit a jump to the "naked"
1533 return label for fall-through returns.
1534 * except.c (sjlj_emit_function_exit): Always place the call to the
1535 unregister function at the location installed by expand_function_end.
1537 2009-04-22 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/39845
1540 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1541 (gen_inbound_check): Likewise.
1543 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1545 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1547 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1548 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1550 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1552 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1553 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1554 shift counts to avoid out-of-bounds array accesses.
1556 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1558 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1559 (Pmode): Move above.
1561 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1563 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1564 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1565 GET_CODE macro. Use IN_RANGE macro where appropriate.
1566 * config/alpha/alpha.h: Ditto.
1567 * config/alpha/alpha.md: Ditto.
1568 * config/alpha/constraints.md: Ditto.
1569 * config/alpha/predicates.md: Ditto.
1571 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1573 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1574 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1575 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1576 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1577 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1578 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1579 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1580 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1581 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1582 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1583 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1584 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1585 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1586 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1587 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1588 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1589 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1590 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1591 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1592 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1593 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1594 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1595 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1596 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1597 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1598 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1599 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1601 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1603 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1604 references from comments.
1605 * cfgbuild.c: (count_basic_blocks): Delete.
1606 (find_basic_blocks_1): Delete.
1607 (find_basic_blocks): Delete.
1608 * except.c (finish_eh_generation): Make static. Move comment from
1609 except.h here. Remove find_basic_blocks references from comments.
1610 * except.h (finish_eh_generation): Delete.
1611 * basic-block.h (find_basic_blocks): Delete.
1612 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1614 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1616 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1617 (sdbout_parms): Likewise.
1619 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1621 * config/sh/sh.c (prepare_cbranch_operands): Use
1622 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1623 (expand_cbranchdi4): Likewise.
1624 (from_compare): Add cast to enum type.
1625 (expand_cbranchsi4): Use add_reg_note.
1626 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1627 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1628 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1629 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1630 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1631 instead of CODE_FOR_nothing.
1632 (cbranchdi4): Likewise. Fix the order of arguments for
1634 (push_fpscr): Use add_reg_note.
1635 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1636 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1638 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1640 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1641 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1642 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1643 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1644 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1645 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1646 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1647 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1648 config/alpha/x-vms, config/arc/t-arc,
1649 config/arm/README-interworking, config/arm/arm-c.c,
1650 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1651 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1652 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1653 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1654 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1655 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1656 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1657 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1658 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1659 config/cris/t-elfmulti, config/crx/t-crx,
1660 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1661 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1662 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1663 config/h8300/t-h8300, config/i386/athlon.md,
1664 config/i386/darwin-libgcc.10.4.ver,
1665 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1666 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1667 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1668 config/i386/t-linux64, config/i386/t-nwld,
1669 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1670 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1671 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1672 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1673 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1674 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1675 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1676 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1677 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1678 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1679 config/m68k/t-uclinux, config/mcore/t-mcore,
1680 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1681 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1682 config/mips/crtn.asm, config/mips/irix-crti.asm,
1683 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1684 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1685 config/mips/mips-fixed.md, config/mips/sb1.md,
1686 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1687 config/mips/t-iris6, config/mips/t-isa3264,
1688 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1689 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1690 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1691 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1692 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1693 config/mn10300/t-linux, config/mn10300/t-mn10300,
1694 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1695 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1696 config/picochip/libgccExtras/clzsi2.asm,
1697 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1698 config/rs6000/darwin-libgcc.10.4.ver,
1699 config/rs6000/darwin-libgcc.10.5.ver,
1700 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1701 config/rs6000/t-aix43, config/rs6000/t-aix52,
1702 config/rs6000/t-darwin, config/rs6000/t-fprules,
1703 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1704 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1705 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1706 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1707 config/rs6000/t-rtems, config/rs6000/t-spe,
1708 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1709 config/score/t-score-elf, config/sh/divcost-analysis,
1710 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1711 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1712 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1713 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1714 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1715 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1716 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1717 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1718 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1719 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1720 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1721 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1722 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1723 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1724 * config/h8300/genmova.sh: Include copyright and license notices
1725 in generated output.
1726 * config/h8300/mova.md: Regenerate.
1727 * doc/install.texi2html: Include word "Copyright" in copyright
1728 notice and use name "Free Software Foundation, Inc.".
1729 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1730 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1731 ChangeLog-2007, ChangeLog-2008: Correct dates.
1733 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1735 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1736 NE_EXPR operations as well.
1737 * c-parser.c (c_parser_condition): Do not set location information on
1739 (c_parser_conditional_expression): Likewise.
1740 (c_parser_binary_expression): Set location information on operators.
1741 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1742 TRUTH_NOT_EXPR has been folded.
1743 * fold-const.c (fold_truth_not_expr): Copy location information from
1744 the incoming expression to the outgoing one.
1745 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1746 recursive calls on the LHS of the operator but pass that of the
1747 operator to recursive calls on the RHS of the operator. Set it
1749 (shortcut_cond_expr): Set the locus of the operator on the second
1750 COND_EXPR and that of the expression on the first in degenerate cases.
1751 Pass the locus of the expression to calls to shortcut_cond_r.
1752 Set the locus of the 'then' block on the associated jump, if any.
1753 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1754 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1755 expression to call to gimplify_boolean_expr.
1757 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1759 * config.gcc: Add additional configuration for
1760 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1761 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1762 (CPP_SPEC): Redefine for allowing -municode option.
1763 (STARTFILE_SPEC): Likewise.
1764 * config/i386/t-mingw-w64: New.
1765 * config/i386/mingw-w64.opt: New.
1766 (municode): Add new target option.
1767 * doc/invoke.texi (municode): Add documentation for new option.
1769 2009-04-21 Ian Lance Taylor <iant@google.com>
1771 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1772 Correct test for number of arguments.
1773 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1775 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1777 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1778 argument of emit_library_call.
1780 2009-04-21 Richard Guenther <rguenther@suse.de>
1783 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1784 inside VIEW_CONVERT_EXPRs.
1786 2009-04-21 Martin Jambor <mjambor@suse.cz>
1788 * tree-switch-conversion.c (build_constructors): Split a long line.
1789 (constructor_contains_same_values_p): New function.
1790 (build_one_array): Create assigns of constants if possible, do not
1791 call mark_sym_for_renaming, call update_stmt.
1792 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1793 make_rename_temp. Do not call mark_symbols_for_renaming, call
1795 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1796 find_new_referenced_vars, call update_stmt.
1797 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1798 instead of calling make_rename_temp. Do not call
1799 find_new_referenced_vars or mark_symbols_for_renaming, call
1802 2009-04-21 Richard Guenther <rguenther@suse.de>
1804 PR tree-optimization/39827
1805 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1806 (tree_ssa_phiprop): Pass the correct array size.
1808 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1810 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1812 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1815 * c-typeck.c (lvalue_p): Move declaration ...
1816 * c-common.h (lvalue_p): ... to here.
1817 * c-common.c (candidate_equal_p): New.
1818 (add_tlist): Use it.
1819 (merge_tlist): Use it.
1820 (warn_for_collisions_1): Likewise.
1821 (warning_candidate_p): Accept more candidates.
1822 (verify_tree): A warning candidate can be an expression. Use
1825 2009-04-21 Ben Elliston <bje@au.ibm.com>
1828 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1829 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1830 options. Remove -mcall-solaris documentation.
1832 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1835 * doc/invoke.texi (-Wlong-long): Update description.
1836 * c-lex (interpret_integer): Only warn if there was no previous
1837 overflow and -Wlong-long is enabled.
1838 * c-decl.c (declspecs_add_type): Drop redundant flags.
1839 * c.opt (Wlong-long): Init to -1.
1840 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1841 and front-end warn_long_long. Wlong-long only depends on other
1842 flags if it is uninitialized.
1843 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1844 the same for CPP and FE.
1845 (restore_extension_diagnostics): Likewise.
1847 2009-04-20 Ian Lance Taylor <iant@google.com>
1849 Fix enum conversions which are invalid in C++:
1850 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1851 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1852 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1853 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1854 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1855 (dbxout_parms): Likewise.
1856 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1857 (df_clear_flags): Likewise.
1858 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1859 top_flag parameter to int.
1860 (df_chain_create_bb_process_use): Likewise.
1861 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1863 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1864 (df_ref_create_structure, df_def_record_1): Likewise.
1865 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1866 (df_notes_rescan): Change 0 to VOIDmode in function call.
1867 (df_get_call_refs, df_insn_refs_collect): Likewise.
1868 (df_bb_regs_collect): Likewise.
1869 (df_entry_block_defs_collect): Likewise.
1870 (df_exit_block_uses_collect): Likewise.
1871 * df.h: Update declarations.
1872 * double-int.c (double_int_divmod): Add cast to enum type.
1873 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1874 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1875 (based_loc_descr): Likewise.
1876 (loc_descriptor_from_tree_1): Change first_op and second_op to
1877 enum dwarf_location_atom. Add cast to enum type.
1878 * expmed.c (init_expmed): Change 0 to SET in function call.
1879 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1880 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1881 (do_store_flag): Likewise.
1882 * fixed-value.h (struct fixed_value): Change mode to enum
1884 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1885 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1887 (insert_insn_decl, insert_decl, insert_state): Likewise.
1888 (automata_list_finish): Likewise.
1889 * genrecog.c (process_define_predicate): Add cast to enum type.
1890 * gensupport.c (init_predicate_table): Add cast to enum type.
1891 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1893 (gimple_build_call_1, gimple_build_label): Likewise.
1894 (gimple_build_goto, gimple_build_asm_1): Likewise.
1895 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1896 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1897 (enum fallback): Rename from enum fallback_t.
1898 (fallback_t): Typedef as int.
1899 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1900 GSI_SAME_STMT in function call.
1901 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1903 (setup_reg_class_relations): Likewise.
1904 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1905 (setup_prohibited_class_mode_regs): Add cast to enum type.
1906 (setup_prohibited_mode_move_regs): Likewise.
1907 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1908 (record_address_regs): Change i to enum reg_class.
1909 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1910 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1911 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1912 (GET_MODE_2XWIDER_MODE): Likewise.
1913 (GET_CLASS_NARROWEST_MODE): Likewise.
1914 * omp-low.c (expand_omp_for): Add cast to enum type.
1915 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1916 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1917 * postreload.c (reload_cse_simplify_operands): Change rclass local
1919 * predict.c (combine_predictions_for_insn): Change best_predictor
1920 and predictor to enum br_predictor.
1921 (combine_predictions_for_bb): Likewise.
1922 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1923 use SET_PREDICT_EXPR_OUTCOME.
1924 * real.c (real_arithmetic): Change icode to code in function call.
1925 * reginfo.c (init_move_cost): Add casts to enum type.
1926 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1927 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1929 * reload.c (find_valid_class): Add casts to enum type.
1930 (push_reload): Change 0 to NO_REGS in function call.
1931 (find_reloads): Change this_alternative to array of enum
1932 reg_class. Remove some now-unnecessary casts.
1933 (make_memloc): Change 0 to VOIDmode in function call.
1934 * reload1.c (reload): Change 0 to VOIDmode in function call.
1935 (eliminate_regs_1, elimination_effects): Likewise.
1936 (eliminate_regs_in_insn): Likewise.
1937 (emit_input_reload_insns): Add cast to enum type.
1938 (delete_output_reload): Change 0 to VOIDmode in function call.
1939 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1940 to enum type in function call.
1941 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1942 (SET_PREDICT_EXPR_OUTCOME): Define.
1943 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1944 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1945 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1946 (dump_function): Likewise.
1947 * tree-dump.h: Update declarations.
1948 * tree-pass.h: Update declarations.
1949 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1950 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1952 (arm_rtx_costs_1): Correct parenthesization.
1953 (arm_rtx_costs): Add casts to enum type.
1954 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1955 (vfp_emit_fstmd): Use add_rg_note.
1956 (emit_multi_reg_push, emit_sfm): Likewise.
1957 (thumb_set_frame_pointer): Likewise.
1958 (arm_expand_prologue): Likewise.
1959 (arm_regno_class): Change return type to enum reg_class.
1960 (thumb1_expand_prologue): Use add_reg_note.
1961 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1962 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1964 * config/arm/gentune.sh: Add cast to enum type.
1965 * config/arm/arm-tune.md: Rebuild.
1966 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1967 (ix86_split_fp_branch, predict_jump): Likewise.
1968 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1969 insn_code to enum rtx_code.
1970 (ix86_builtin_vectorized_function): Add cast to enum type.
1971 * config/i386/i386.md (truncdfsf2): Change slot to enum
1973 (truncxf<mode>2, isinf<mode>2): Likewise.
1974 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1976 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1977 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1978 (insert_bundle_state): Change 1 to INSERT in function call.
1979 (ia64_add_bundle_selector_before): Likewise.
1980 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1981 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1982 (restore_stack_nonlocal): Likewise.
1983 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1985 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1987 (mips_rtx_costs): Likewise.
1988 (mips_override_options): Add casts to enum type.
1989 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1991 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1992 (store_reg, set_reg_plus_d): Likewise.
1993 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1994 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1996 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1998 (emit_unlikely_jump): Use add_reg_note.
1999 (rs6000_emit_allocate_stack): Likewise.
2000 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
2001 (output_toc): Change 1 to INSERT in function call.
2002 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
2003 (rs6000_initialize_trampoline): Likewise.
2004 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2006 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2007 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2008 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2009 (save_gprs): Use add_reg_note.
2010 (s390_emit_prologue): Likewise.
2011 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2012 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2013 (sparc_fold_builtin): Add cast to enum type.
2014 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2016 (spu_expand_prologue): Use add_reg_note.
2017 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2019 2009-04-20 Ian Lance Taylor <iant@google.com>
2021 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2022 (c_parser_postfix_expression_after_primary): Get VEC for list of
2023 arguments. Get original types of arguments. Call
2024 build_function_call_vec.
2025 (cached_expr_list_1, cached_expr_list_2): New static variables.
2026 (c_parser_expr_list): Change return type to VEC *. Add
2027 p_orig_types parameter. Change all callers.
2028 (c_parser_release_expr): New static function.
2029 (c_parser_vec_to_tree_list): New static function.
2030 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2031 call build_function_call_vec.
2032 (build_function_call_vec): New function, based on old
2033 build_function_call.
2034 (convert_arguments): Remove nargs and argarray parameters. Change
2035 values to a VEC. Add origtypes parameter.
2036 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2037 (convert_for_assignment): Add origtype parameter. Change all
2038 callers. If warn_cxx_compat, check for conversion to an enum
2039 type when calling a function.
2040 (store_init_value): Add origtype parameter. Change all callers.
2041 (digest_init): Likewise.
2042 (struct init_node): Add origtype field.
2043 (add_pending_init): Add origtype parameter. Change all callers.
2044 (output_init_element): Likewise.
2045 (output_pending_init_elements): Pass origtype from init_node to
2046 output_init_element.
2047 (process_init_element): Pass origtype from c_expr to
2048 output_init_element.
2049 (c_finish_return): Add origtype parameter. Change all callers.
2050 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2052 (sync_resolve_params): Likewise.
2053 (sync_resolve_return): Change params to first_param. Change caller.
2054 (resolve_overloaded_builtins): Change params to VEC *. Change
2055 callers. Save first parameter around call to build_function_call_vec.
2056 * c-decl.c (finish_decl): Add origtype parameter. Change all
2057 callers. Call build_function_call_vec rather than
2058 build_function_call for cleanup.
2059 * c-tree.h: Update declarations.
2060 * c-common.h: Update declarations.
2061 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2062 params to first_param.
2063 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2064 params parameter from tree to void *.
2065 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2066 Change arglist parameter to have type void *, and to be a pointer
2068 * config/rs6000/rs6000-protos.h
2069 (altivec_resolve_overloaded_builtin): Update declaration.
2070 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2071 fnargs parameter to have type void *, and to be a pointer to a
2072 VEC. Call build_function_call_vec instead of
2073 build_function_call.
2074 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2076 2009-04-20 Joey Ye <joey.ye@intel.com>
2077 Xuepeng Guo <xuepeng.guo@intel.com>
2078 H.J. Lu <hongjiu.lu@intel.com>
2080 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2082 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2083 (IX86_LEA_PRIORITY): Likewise.
2084 (distance_non_agu_define): New function.
2085 (distance_agu_use): Likewise.
2086 (ix86_lea_for_add_ok): Likewise.
2087 (ix86_dep_by_shift_count): Likewise.
2089 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2090 should split for LEA.
2092 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2094 (ix86_dep_by_shift_count): Likewise.
2096 2009-04-20 Richard Guenther <rguenther@suse.de>
2098 * expr.c (handled_component_p): Move ...
2099 * tree.h (handled_component_p): ... here.
2100 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2101 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2102 and REALPART_EXPR to be in one group.
2104 2009-04-20 Richard Guenther <rguenther@suse.de>
2106 * basic-block.h (get_all_dominated_blocks): Declare.
2107 * dominance.c (get_all_dominated_blocks): New function.
2108 * tree-cfg.c (get_all_dominated_blocks): Remove.
2109 (remove_edge_and_dominated_blocks): Adjust.
2110 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2111 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2112 instead of recursing.
2114 2009-04-20 Doug Kwan <dougkwan@google.com>
2116 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2117 (struct cgraph_node_set_def): New type.
2118 (cgraph_node_set) New type. Also declare vector functions.
2119 (struct cgraph_node_set_element_def): New type.
2120 (cgraph_node_set_element): Ditto.
2121 (cgraph_node_set_iterator): New iterator type.
2122 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2123 cgraph_node_set_remove, dump_cgraph_node_set,
2124 debug_cgraph_node_set): New prototypes.
2125 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2126 cgraph_node_set_size): New inlines.
2127 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2129 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2130 argument to function 'write_summary'.
2131 * ipa.c: Include ggc.h.
2132 (hash_cgraph_node_set_element,
2133 eq_cgraph_node_set_element, cgraph_node_set_new,
2134 cgraph_node_set_add, cgraph_node_set_remove,
2135 cgraph_node_set_find, dump_cgraph_node_set,
2136 debug_cgraph_node_set): New functions.
2137 * Makefile.in (ipa.o): Add dependency on GGC_H.
2139 2009-04-20 Ira Rosen <irar@il.ibm.com>
2141 PR tree-optimization/39675
2142 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2143 check of the return code of vect_schedule_slp. Check that
2144 stmt_vec_info still exists for the statement, before checking its
2147 2009-04-20 Michael Matz <matz@suse.de>
2149 * Makefile.in (generated_files): Take out $(simple_generated_c).
2151 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2153 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2154 (UINTPTR_TYPE): Likewise.
2156 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2159 * c-typeck.c (digest_init): Check for initializing an array with a
2162 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2165 * c-semantics.c (pop_stmt_list): Propagate
2166 STATEMENT_LIST_HAS_LABEL to parent statement list.
2168 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2170 * config/mips/mips.h (mips_tune_attr): New macro.
2171 * config/mips/mips.md (cpu): Use it.
2173 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2176 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2179 2009-04-19 Diego Novillo <dnovillo@google.com>
2181 * toplev.c (compile_file): Move call to coverage_finish ...
2182 * cgraphunit.c (ipa_passes): ... here.
2183 Call cgraph_process_new_functions.
2184 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2185 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2187 2009-04-19 Jan Hubicka <jh@suse.cz>
2189 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2191 (dump_cgraph_node): Dump can throw external flag.
2192 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2194 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2198 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2199 * common.opt (Wlogical-op): Move from here...
2200 * c.opt (Wlogical-op): ... to here.
2201 * c-typeck.c (parser_build_binary_op): Update call to
2202 warn_logical_operator.
2203 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2205 * c-common.c (warn_logical_op): Update.
2206 * c-common.h (warn_logical_op): Update declaration.
2208 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2210 * tree.c (protected_set_expr_location): Fix formatting.
2212 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2215 * c-typeck.c (readonly_warning): new.
2216 (build_unary_op, build_modify_expr): Use readonly_warning for
2217 storing into something readonly but not const-qualified.
2219 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2222 * c-typeck.c (build_unary_op): Check for taking address of
2223 expression of type void.
2225 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2228 * c-typeck.c (build_function_call): Check for calling a function
2229 with qualified void return types. Call require_complete_type when
2232 2009-04-18 Jan Hubicka <jh@suse.cz>
2234 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2236 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2237 can_throw_external flag.
2238 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2239 * ipa-pure-const.c (ignore_edge): New function.
2240 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2241 only over can_throw_external edges.
2242 (local_pure_const): Add nothrow flag.
2243 * ipa-utils.c (searchc): Add ignore_edge callback.
2244 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2245 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2246 (set_nothrow_function_flags): Update cgraph.
2247 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2249 2009-04-18 Richard Guenther <rguenther@suse.de>
2252 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2253 (fold_stmt): ... this and ...
2254 (fold_stmt_inplace): ... this.
2255 (fold_stmt_1): Fold references in calls and asms.
2256 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2258 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2260 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2261 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2263 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2265 * tree.c (function_args_count): Remove.
2266 * tree.h: Remove the prototype for function_args_count.
2268 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2270 * tree-iterator.c (expr_only): Remove.
2271 * tree.h: Remove the prototype for expr_only.
2273 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2275 * reginfo.c (cannot_change_mode_set_regs): Remove.
2276 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2278 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2280 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2281 whether operands 0 and 1 overlaps.
2283 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2286 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2287 pointer. Use warning_at instead of warning.
2288 (search_for_addr_array): Likewise.
2289 (check_array_bounds): Likewise.
2290 (check_all_array_refs): Check that the incoming edge is not in the
2291 list of edges to be removed.
2292 (check_all_array_refs): Avoid the temporal pointer.
2293 (vrp_visit_cond_stmt): Fix typo.
2294 (simplify_switch_using_ranges): Handle the case where the switch
2295 index is an integer constant.
2297 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2299 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2301 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2303 * doc/extend.texi, doc/invoke.texi: Fix typos.
2305 2009-04-17 Cary Coutant <ccoutant@google.com>
2307 * tree-flow-inline.h (get_lineno): Fix inverted test.
2309 2009-04-17 Diego Novillo <dnovillo@google.com>
2311 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2312 assertion for AVAIL_OUT.
2314 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2317 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2318 * config/sh/linux-atomic.asm: Likewise.
2320 2009-04-17 Diego Novillo <dnovillo@google.com>
2322 * except.c (debug_eh_tree): New.
2323 (struct eh_region, struct eh_status): Move ...
2324 * except.h: ... here.
2325 (add_type_for_runtime): Declare extern.
2326 (lookup_type_for_runtime): Likewise.
2327 (debug_eh_tree): Declare.
2328 * Makefile.in (GTFILES): List except.h before except.c
2330 2009-04-17 Diego Novillo <dnovillo@google.com>
2332 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2333 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2334 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2335 (find_vars_r): ... here.
2336 * tree-flow.h (find_referenced_vars_in): Declare.
2337 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2338 that AVAIL_OUT exists for BLOCK.
2339 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2340 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2341 (tree-parloops.o): Likewise.
2343 2009-04-17 Simon Baldwin <simonb@google.com>
2345 * toplev.c (default_tree_printer): Add handling for %E format.
2347 2009-04-17 Diego Novillo <dnovillo@google.com>
2349 * tree-pretty-print.c (dump_generic_node): Add break after
2350 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2351 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2352 FUNCTION_TYPE together. Call print_struct_decl when printing
2353 structures and TDF_SLIM is not given.
2354 (print_struct_decl): Fix logic for detecting recursion.
2356 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2359 * gcc.c (create_at_file): New.
2360 (compile_input_file_p): New.
2361 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2362 * main.c (main): Update call to toplev_main.
2363 * toplev.c (toplev_main): Change signature. Call expandargv.
2364 * toplev.h (toplev_main): Change signature.
2366 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2368 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2369 if the latter is not constant.
2371 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2373 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2375 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2377 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2378 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2380 2009-04-17 Richard Guenther <rguenther@suse.de>
2382 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2383 Handle component references view-converting an invariant address.
2385 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2387 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2388 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2389 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2390 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2391 Use @deftypevr rather than @deftypevar.
2393 2009-04-17 Richard Guenther <rguenther@suse.de>
2395 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2396 (get_prop_source_stmt): Likewise.
2397 (can_propagate_from): Likewise.
2399 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2401 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2402 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2403 (--with-multilib-list): Add default value.
2404 * configure: Regenerate.
2405 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2406 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2407 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2408 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2409 Don't add default cpu to multilib list unnecessarily, but do enable
2410 the relevant compiler option..
2411 Add support for --with-multilib-list=<blank> and
2412 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2413 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2414 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2415 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2417 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2418 (MULTILIB_OSDIRNAMES): New variable.
2419 * config/sh/t-1e: Delete file.
2420 * config/sh/t-mlib-sh1: Delete file.
2421 * config/sh/t-mlib-sh2: Delete file.
2422 * config/sh/t-mlib-sh2a: Delete file.
2423 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2424 * config/sh/t-mlib-sh2a-single: Delete file.
2425 * config/sh/t-mlib-sh2a-single-only: Delete file.
2426 * config/sh/t-mlib-sh2e: Delete file.
2427 * config/sh/t-mlib-sh3e: Delete file.
2428 * config/sh/t-mlib-sh4: Delete file.
2429 * config/sh/t-mlib-sh4-nofpu: Delete file.
2430 * config/sh/t-mlib-sh4-single: Delete file.
2431 * config/sh/t-mlib-sh4-single-only: Delete file.
2432 * config/sh/t-mlib-sh4a: Delete file.
2433 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2434 * config/sh/t-mlib-sh4a-single: Delete file.
2435 * config/sh/t-mlib-sh4a-single-only: Delete file.
2436 * config/sh/t-mlib-sh4al: Delete file.
2437 * config/sh/t-mlib-sh5-32media: Delete file.
2438 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2439 * config/sh/t-mlib-sh5-64media: Delete file.
2440 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2441 * config/sh/t-mlib-sh5-compact: Delete file.
2442 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2443 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2444 * doc/install.texi (Options specification): Add
2445 --with-multilib-list and --with-endian.
2447 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2449 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2451 (OBJS-common): Add plugin-version.o.
2452 (plugin-version.o): New.
2453 * gcc-plugin.h (plugin_gcc_version): New.
2454 (plugin_default_version_check): New.
2455 (plugin_init_func, plugin_init): Add version argument.
2456 * plugin-version.c: New.
2457 * plugin.c (str_plugin_gcc_version_name): New.
2458 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2459 pass it to the init function.
2460 (plugin_default_version_check): New.
2462 2009-04-17 Richard Guenther <rguenther@suse.de>
2464 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2465 for decl-vs-decl disambiguation.
2467 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2469 * config/s390/s390.h (s390_tune_attr): New macro definition.
2470 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2472 2009-04-17 Richard Guenther <rguenther@suse.de>
2474 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2475 (fold_stmt_r): Likewise.
2476 (maybe_fold_reference): New function.
2477 (fold_gimple_assign): Handle cases fold_stmt_r did.
2478 (fold_stmt): Do not use fold_stmt_r.
2479 (fold_stmt_inplace): Likewise.
2481 2009-04-17 Richard Guenther <rguenther@suse.de>
2483 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2484 (record_equivalences_from_stmt): Remove useless checks and
2486 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2487 the type is already suitable.
2489 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2491 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2493 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2495 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2496 (CMPtype): Define as __gcc_CMPtype.
2498 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2500 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2501 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2503 2009-04-17 Richard Guenther <rguenther@suse.de>
2505 PR tree-optimization/39746
2506 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2507 special-casing for builtins and static variable use/def.
2508 (call_may_clobber_ref_p_1): Likewise.
2510 2009-04-16 Ian Lance Taylor <iant@google.com>
2512 * df.h: Include "timevar.h".
2513 (struct df_problem): Change tv_id field to timevar_id_t.
2514 * tree-pass.h: Include "timevar.h".
2515 (struct opt_pass): Change tv_id field to timevar_id_t.
2516 * timevar.h (timevar_id_t): Define TV_NONE.
2517 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2518 TV_NONE rather than tv_id != 0.
2519 (execute_one_pass): Likewise.
2520 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2521 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2522 dependencies to $(TREE_PASS_H).
2523 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2525 (pass_branch_target_load_optimize2): Likewise.
2526 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2527 (pass_outof_cfg_layout_mode): Likewise.
2528 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2529 (pass_rebuild_cgraph_edges): Likewise.
2530 (pass_remove_cgraph_callee_edges): Likewise.
2531 * df-core.c (pass_df_initialize_opt): Likewise.
2532 (pass_df_initialize_no_opt): Likewise.
2533 (pass_df_finish): Likewise.
2534 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2535 * except.c (pass_set_nothrow_function_flags): Likewise.
2536 (pass_convert_to_eh_region_ranges): Likewise.
2537 * final.c (pass_compute_alignments): Likewise.
2538 * function.c (pass_instantiate_virtual_regs): Likewise.
2539 (pass_init_function): Likewise.
2540 (pass_leaf_regs): Likewise.
2541 (pass_match_asm_constraints): Likewise.
2542 * gimple-low.c (pass_lower_cf): Likewise.
2543 (pass_mark_used_blocks): Likewise.
2544 * init-regs.c (pass_initialize_regs): Likewise.
2545 * integrate.c (pass_initial_value_sets): Likewise.
2546 * ira.c (pass_ira): Likewise.
2547 * jump.c (pass_cleanup_barriers): Likewise.
2548 * omp-low.c (pass_expand_omp): Likewise.
2549 (pass_lower_omp): Likewise.
2550 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2551 * recog.c (pass_split_all_insns): Likewise.
2552 (pass_split_after_reload): Likewise.
2553 (pass_split_before_regstack): Likewise.
2554 (pass_split_before_sched2): Likewise.
2555 (pass_split_for_shorten_branches): Likewise.
2556 * reginfo.c (pass_reginfo_init): Likewise.
2557 (pass_subregs_of_mode_init): Likewise.
2558 (pass_subregs_of_mode_finish): Likewise.
2559 * passes.c (pass_postreload): Likewise.
2560 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2561 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2562 (pass_warn_function_return): Likewise.
2563 (pass_warn_function_noreturn): Likewise.
2564 * tree-complex.c (pass_lower_complex): Likewise.
2565 (pass_lower_complex_O0): Likewise.
2566 * tree-if-conv.c (pass_if_conversion): Likewise.
2567 * tree-into-ssa.c (pass_build_ssa): Likewise.
2568 * tree-mudflap.c (pass_mudflap_1): Likewise.
2569 (pass_mudflap_2): Likewise.
2570 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2571 (pass_mudflap_2): Likewise.
2572 * tree-nrv.c (pass_return_slot): Likewise.
2573 * tree-object-size.c (pass_object_sizes): Likewise.
2574 * tree-optimize.c (pass_all_optimizations): Likewise.
2575 (pass_early_local_passes): Likewise.
2576 (pass_all_early_optimizations): Likewise.
2577 (pass_cleanup_cfg): Likewise.
2578 (pass_cleanup_cfg_post_optimizing): Likewise.
2579 (pass_free_datastructures): Likewise.
2580 (pass_free_cfg_annotations): Likewise.
2581 (pass_fixup_cfg): Likewise.
2582 (pass_init_datastructures): Likewise.
2583 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2584 (pass_late_warn_uninitialized): Likewise.
2585 (pass_update_address_taken): Likewise.
2586 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2587 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2588 (pass_cse_sincos): Likewise.
2589 (pass_convert_to_rsqrt): Likewise.
2590 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2591 * tree-stdarg.c (pass_stdarg): Likewise.
2592 * tree-tailcall.c (pass_tail_recursion): Likewise.
2593 (pass_tail_calls): Likewise.
2594 * tree-vect-generic.c (pass_lower_vector): Likewise.
2595 (pass_lower_vector_ssa): Likewise.
2596 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2598 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2600 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2602 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2604 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2605 logical and signext.
2607 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2610 * config/sh/predicates.md (arith_operand): Check if the operand
2611 of TRUNCATE is a REG.
2613 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2615 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2616 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2618 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2620 * tree-iterator.c (tsi_split_statement_list_after,
2621 tsi_split_statement_list_before): Remove.
2622 * tree-iterator.h: Remove the prototypes for
2623 tsi_split_statement_list_after and tsi_split_statement_list_before.
2625 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2627 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2628 * tree-ssa-propagate.h: Remove the prototype for
2629 stmt_makes_single_load.
2631 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2633 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2634 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2636 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2638 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2640 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2642 * except.c (eh_region_outer_p): Remove.
2643 * except.h: Remove the prototype for eh_region_outer_p.
2645 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2647 * function.c (current_function_assembler_name): Remove.
2648 * function.h: Remove the prototype for
2649 current_function_assembler_name.
2651 2009-04-16 Ian Lance Taylor <iant@google.com>
2653 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2654 (add_reg_note): Call alloc_reg_note.
2655 * rtl.h (alloc_reg_note): Declare.
2656 * combine.c (try_combine): Use alloc_reg_note.
2657 (recog_for_combine, move_deaths): Likewise.
2658 (distribute_notes): Use alloc_reg_note and add_reg_note.
2659 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2660 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2661 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2663 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2665 PR rtl-optimization/39762
2666 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2667 ira_may_move_out_cost): Add comments about way of their usage.
2668 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2670 * ira-conflicts.c (process_regs_for_copy): Use function
2671 ira_get_register_move_cost instead of global
2672 ira_register_move_cost.
2674 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2675 color_pass, move_spill_restore, update_curr_costs): Ditto.
2677 * ira-lives.c (process_single_reg_class_operands): Ditto.
2679 * ira-emit.c (emit_move_list): Ditto.
2681 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2682 (record_reg_classes): Ditto. Use functions
2683 ira_get_register_move_cost and ira_get_may_move_cost instead of
2684 global vars ira_register_move_cost, ira_may_move_out_cost and
2685 ira_may_move_in_cost.
2686 (record_address_regs): Don't call ira_init_register_move_cost.
2687 Use function ira_get_may_move_cost instead of global
2688 ira_may_move_in_cost.
2689 (process_bb_node_for_hard_reg_moves): Use function
2690 ira_get_register_move_cost instead of global ira_register_move_cost.
2691 (ira_costs): Don't call ira_init_register_move_cost.
2693 2009-04-16 Richard Guenther <rguenther@suse.de>
2695 * tree-cfg.c (verify_gimple_assign_binary):
2696 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2697 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2698 (create_general_new_stmt): Note that this function is broken.
2700 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2702 * common.opt (fhelp): Add Var(help_flag).
2703 * gcc-plugin.h (plugin_info): Add help.
2704 * plugin.c (plugin_name_args): Add help.
2705 (register_plugin_info): Set plugin->help.
2706 (print_help_one_plugin): New.
2707 (print_plugins_help): New.
2708 * plugin.h (print_plugins_help): New.
2709 * toplev.c (toplev_main): Call print_plugins_help if needed.
2711 2009-04-16 Richard Guenther <rguenther@suse.de>
2713 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2714 (gimple_ior_addresses_taken_1): New function.
2715 (gimple_ior_addresses_taken): Likewise.
2716 * gimple.h (struct gimple_statement_with_ops_base): Remove
2717 addresses_taken member.
2718 (gimple_ior_addresses_taken): Declare.
2719 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2720 gimple_set_addresses_taken): Remove.
2721 * ipa-reference.c (mark_address): New function.
2722 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2723 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2724 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2725 (gimple_add_to_addresses_taken): Remove.
2726 (get_tmr_operands): Call mark_address_taken.
2727 (get_asm_expr_operands): Likewise.
2728 (get_expr_operands): Likewise.
2729 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2730 (free_stmt_operands): Do not free it.
2731 * tree-ssa.c (delete_tree_ssa): Likewise.
2732 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2734 2009-04-16 Richard Guenther <rguenther@suse.de>
2736 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2737 (walk_stmt_load_store_ops): Likewise.
2738 * gimple.c (get_base_loadstore): New function.
2739 (walk_stmt_load_store_addr_ops): Likewise.
2740 (walk_stmt_load_store_ops): Likewise.
2741 * ipa-pure-const.c (check_op): Simplify.
2742 (check_load, check_store): New functions.
2743 (check_stmt): Use walk_stmt_load_store_ops.
2744 * ipa-reference.c (mark_load): Adjust signature.
2745 (mark_store): Likewise.
2746 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2748 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2750 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2752 * opts.c (common_handle_option): Don't call print_version.
2753 * plugin.c (plugin_name_args): Add version.
2754 (register_plugin_info): New.
2755 (register_callback): Handle PLUGIN_INFO.
2756 (try_init_one_plugin): New.
2757 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2759 (finalize_one_plugin): New.
2760 (finalize_plugins): New.
2761 (print_one_plugin): New.
2762 (print_plugins_versions): New.
2763 * plugin.h (print_plugins_versions): New.
2764 (finalize_plugins): New.
2765 * toplev.c (compile_file): Don't call initialize_plugins.
2766 (print_version): Call print_plugins_versions.
2767 (toplev_main): Call initialize_plugins. Print version if needed.
2768 Call finalize_plugins.
2770 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2772 * common.opt (fversion): New.
2773 * gcc.c (print_version): New.
2774 (process_command): Don't print the version. Just set print_version.
2775 (main): Print version. Call subprocesses if print_version and
2776 verbose_flag are set.
2777 * opts.c (common_handle_option): Handle OPT_fversion.
2779 2009-04-16 Richard Guenther <rguenther@suse.de>
2780 Ira Rosen <irar@il.ibm.com>
2782 PR tree-optimization/39698
2783 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2784 type of the reduction variable. Only generate the def if
2787 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2788 make sure to first convert to an integer of the same precision.
2789 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2790 the type of the evolution correctly in computing the new
2791 induction variable base.
2793 2009-04-16 Richard Guenther <rguenther@suse.de>
2796 * tree-cfg.c (make_blocks): Split statements with to-be
2797 abnormal SSA names on the lhs.
2799 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2801 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2802 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2803 * c-typeck.c (really_start_incremental_init): Likewise.
2804 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2805 (TARGET_INITIALIZER): Remove it.
2806 * target.h (struct target): Remove vector_opaque_p.
2807 * tree.c (build_opaque_vector_type): New.
2808 * tree.h (TYPE_VECTOR_OPAQUE): New.
2809 (build_opaque_vector_type): Declare.
2810 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2811 * config/rs6000/rs6000.c (build_opaque_vector_type,
2812 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2813 (rs6000_init_builtins): Use build_opaque_vector_type for
2814 opaque_V4SI_type_node.
2816 2009-04-15 Catherine Moore <clm@codesourcery.com>
2818 * debug.h (set_name): Declare.
2819 * dwarf2out.c (dwarf2out_set_name): Declare.
2820 (dwarf2_debug_hooks): Add set_name.
2821 (find_AT_string): New.
2822 (add_AT_string): Call find_AT_string.
2823 (dwarf2out_set_name): New.
2824 * cp/decl.c (grokdeclarator): Call set_name.
2825 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2826 * debug.c (do_nothing_debug_hooks): Likewise.
2827 * dbxout.c (dbx_debug_hooks): Likewise.
2828 * sdbout.c (sdb_debug_hooks): Likewise.
2830 2009-04-15 Michael Eager <eager@eagercon.com>
2832 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2833 reg for single-precision FPU.
2834 * config/rs6000/rs6000.md (movsi_internal1): Only for
2836 (movsi_internal1_single): New. Add pattern to move SI values to/from
2837 single-precision FP regs.
2839 2009-04-15 Richard Guenther <rguenther@suse.de>
2841 * omp-low.c (lower_rec_input_clauses): Build correct address
2843 (expand_omp_for_generic): Fix multiplication type.
2844 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2845 (generate_memset_zero): Fix types.
2846 * tree-profile.c (prepare_instrumented_value): Correctly
2849 2009-04-15 Ian Lance Taylor <iant@google.com>
2851 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2852 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2853 for -Wall and for -Wc++-compat.
2854 (c_common_post_options): For C++, set warn_enum_compare if not
2856 * c-tree.h (struct c_expr): Add field original_type.
2857 (build_external_ref): Update declaration.
2858 * c-parser.c (c_parser_braced_init): Set original_type.
2859 (c_parser_initelt): Likewise.
2860 (c_parser_expr_no_commas): Likewise.
2861 (c_parser_conditional_expression): Likewise.
2862 (c_parser_cast_expression): Likewise.
2863 (c_parser_unary_expression): Likewise. Pull setting of
2864 original_code to top of function.
2865 (c_parser_sizeof_expression): Set original_type.
2866 (c_parser_alignof_expression): Likewise.
2867 (c_parser_postfix_expression): Likewise. Pull setting of
2868 original_code to top of function.
2869 (c_parser_postfix_expression_after_paren_type): Set original_type.
2870 (c_parser_postfix_expression_after_primary): Likewise.
2871 (c_parser_expression): Likewise.
2872 * c-typeck.c (build_external_ref): Add type parameter. Change all
2874 (c_expr_sizeof_expr): Set original_type field.
2875 (parser_build_unary_op): Likewise.
2876 (parser_build_binary_op): Likewise. Optionally warn about
2877 comparisons of enums of different types.
2878 (digest_init): Set original_type field.
2879 (really_start_incremental_init): Likewise.
2880 (push_init_level, pop_init_level): Likewise.
2881 * doc/invoke.texi (Warning Options): -Wenum-compare now
2884 2009-04-15 Richard Guenther <rguenther@suse.de>
2886 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2887 out a necessary conversion.
2888 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2889 names we didn't value number.
2890 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2892 2009-04-15 Richard Guenther <rguenther@suse.de>
2894 PR tree-optimization/39764
2895 * tree-ssa-ccp.c (get_value): Canonicalize value with
2896 canonicalize_float_value.
2898 2009-04-15 Jan Hubicka <jh@suse.cz>
2900 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2901 Wrong version of patch.
2903 2009-04-15 Jan Hubicka <jh@suse.cz>
2905 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2907 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2909 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2910 our distinct integral and vector types.
2912 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2914 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2915 * init.c (build_vtbl_address): Remove call to assemble_external.
2917 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2919 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2920 output for other floating point modes.
2922 2009-04-14 Diego Novillo <dnovillo@google.com>
2924 * diagnostic.c (diagnostic_report_diagnostic): Do not
2925 warn about loaded plugins for DK_ERROR and DK_WARNING.
2926 * c-decl.c (declspecs_add_type): Move call to
2927 invoke_plugin_callbacks ...
2928 * c-parser.c (c_parser_declspecs): ... here.
2929 * plugin.c (dump_active_plugins): Tidy output.
2931 2009-04-14 Diego Novillo <dnovillo@google.com>
2932 Le-Chun Wu <lcwu@google.com>
2934 * configure.ac: Add --enable-plugin support.
2935 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2936 * Makefile.in (PLUGIN_H): Define.
2937 Export ENABLE_PLUGIN and GMPINC to site.exp.
2938 Add PLUGINLIBS to link command.
2939 Add/modify dependencies for plugin.o and files including plugin.h.
2941 * config.in: Regenerate.
2943 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2946 2009-04-14 Le-Chun Wu <lcwu@google.com>
2948 * tree-pass.h (register_one_dump_file): Add a prototype for
2949 register_one_dump_file.
2950 * toplev.c (compile_file): Call initialize_plugins.
2951 (do_compile): Call invoke_plugin_callbacks.
2952 (toplev_main): Call invoke_plugin_callbacks.
2953 * common.opt: Add -fplugin= and -fplugin-arg-.
2954 * gcc-plugin.h: New public header file for plugins to include.
2955 * plugin.c: New source file.
2956 * plugin.h: New internal header file.
2957 * passes.c (register_one_dump_file): Make it external.
2959 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2961 2009-04-14 Diego Novillo <dnovillo@google.com>
2963 * doc/plugins.texi: New.
2964 * doc/gccint.texi: Add reference to Plugins chapter.
2965 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2966 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2967 loaded plugins, if any.
2968 * timevar.def (TV_PLUGIN_INIT): Define.
2969 (TV_PLUGIN_RUN): Define.
2970 * plugin.c: Include timevar.h
2971 (plugins_active_p): New.
2972 (dump_active_plugins): New.
2973 (debug_active_plugins): New.
2975 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2977 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2979 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2981 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2983 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2984 the same as a minus without a shift.
2986 2009-04-14 Nick Clifton <nickc@redhat.com>
2988 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2989 comparisons with small integers will always produce a short
2992 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2995 2008-12-19 Diego Novillo <dnovillo@google.com>
2997 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2999 2009-04-14 Richard Guenther <rguenther@suse.de>
3001 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
3003 (verify_gimple_assign_binary): Likewise. Handle shifts and
3005 (verify_gimple_phi): Print the mismatched argument position.
3006 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3008 (vect_update_init_of_dr): Likewise.
3009 * matrix-reorg.c (transform_access_sites): Do what the
3011 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3013 2009-04-13 Michael Eager <eager@eagercon.com>
3015 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3016 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3017 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3018 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3019 remove duplicate config
3021 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3023 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3024 file_name:line_number type locator of the call site.
3026 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3028 * genautomata.c: Put blank after comma.
3029 (automaton_decls): New.
3030 (struct unit_usage): Add comments to member next.
3031 (store_alt_unit_usage): Keep the list ordered.
3032 (unit_present_on_list_p, equal_alternatives_p): New.
3033 (check_regexp_units_distribution): Check units distribution
3034 correctness correctly.
3035 (main): Don't write automata if error is found. Return correct
3038 * config/m68k/cf.md (cfv4_ds): Remove.
3039 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3040 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3042 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3043 power4-load-ext, power4-store, power4-store-update,
3044 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3045 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3046 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3047 power4-sqrt, power4-isync): Modify reservation to make correct
3048 unit distribution to automata.
3050 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3051 power5-store-update, power5-two, power5-three, power5-lmul,
3052 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3054 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3056 * except.c (pass_set_nothrow_function_flags): Set name and add
3058 (set_nothrow_function_flags): Mention in the dump file when
3059 changing a function to nothrow.
3061 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3064 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3065 instead of unsigned long.
3067 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3069 * config/arm/arm.c (return_used_this_function): Remove.
3070 (arm_output_function_prologue): Remove use of
3071 return_used_this_function.
3072 (output_return_instruction): Replace use of
3073 return_used_this_function
3074 by cfun->machine->return_used_this_function.
3075 (arm_output_epilogue): Likewise.
3076 (arm_output_function_epilogue): Likewise.
3077 (thumb_unexpanded_epilogue): Likewise.
3078 * config/arm/arm.h (struct machine_function):
3079 New member return_used_this_function.
3081 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3083 * doc/install.texi: Correct description of default directory for
3084 --with-gxx-include-dir.
3086 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3088 * fold-const.c (build_range_check): Properly deal with enumeral and
3091 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3093 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3094 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3095 * params.h (MAX_GCSE_PASSES): Remove.
3096 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3097 in sequence. Remove ability to run multiple passes.
3098 (bypass_jumps): Report run as third CPROP pass.
3100 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3103 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3104 when deciding whether the whole SEQUENCE can throw.
3106 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3109 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3110 offseted label references.
3112 2009-04-11 Jan Hubicka <jh@suse.cz>
3114 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3116 2009-04-11 Richard Guenther <rguenther@suse.de>
3119 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3120 return variables as TREE_ADDRESSABLE.
3122 2009-04-11 Richard Guenther <rguenther@suse.de>
3124 PR tree-optimization/39713
3125 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3126 reference trees have SSA_NAME operands.
3128 2009-04-11 Richard Guenther <rguenther@suse.de>
3131 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3132 address expressions.
3134 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3136 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3137 match changes in Cygwin 1.7
3138 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3139 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3141 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3143 PR tree-optimization/39701
3144 * doc/invoke.texi (Optimization Options): Document change in
3145 meaning and initialization of -fdelete-null-pointer-checks.
3147 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3150 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3152 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3155 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3157 2009-04-10 Chao-ying Fu <fu@mips.com>
3159 * doc/tm.texi (Instruction Output): Document
3160 TARGET_ASM_FINAL_POSTSCAN_INSN.
3161 * target.h (final_postscan_insn): New field in asm_out.
3162 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3163 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3164 * final.c (final_scan_insn): Call
3165 targetm.asm_out.final_postscan_insn after outputting
3166 an asm macro and a normal instruction.
3168 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3169 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3170 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3171 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3172 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3174 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3177 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3178 variables as non-NULL even with -fdelete-null-pointer-checks.
3180 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3182 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3184 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3187 * config/i386/i386.c (classify_argument): Handle SCmode with
3188 (bit_offset % 64) != 0.
3190 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3192 * doc/invoke.texi (Optimize Options): Add cross-reference to
3193 -Q --help=optimizers examples.
3195 2009-04-10 Ben Elliston <bje@au.ibm.com>
3198 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3199 regalign for the reg == fpr and TDmode case.
3201 2009-04-09 David Ayers <ayers@fsfe.org>
3204 * objc/objc-act.c (warn_with_method): Remove helper function.
3205 (check_duplicates): Call warning and inform directly.
3206 (really_start_method): Likewise.
3208 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3210 * expmed.c (expand_divmod): Always use a comparison for a division
3211 by a large unsigned integer.
3213 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3214 for things others than variables or functions as nonzero.
3216 2009-04-09 Nick Clifton <nickc@redhat.com>
3218 * unwind-compat.c: Change copyright header to refer to version
3219 3 of the GNU General Public License with version 3.1 of the
3220 GCC Runtime Library Exception and to point readers at the
3221 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3222 * config/alpha/crtfastmath.c: Likewise.
3223 * config/alpha/linux-unwind.h: Likewise.
3224 * config/alpha/qrnnd.asm: Likewise.
3225 * config/alpha/vms-crt0-64.c: Likewise.
3226 * config/alpha/vms-crt0.c: Likewise.
3227 * config/alpha/vms-dwarf2.asm: Likewise.
3228 * config/alpha/vms-dwarf2eh.asm: Likewise.
3229 * config/alpha/vms-psxcrt0-64.c: Likewise.
3230 * config/alpha/vms-psxcrt0.c: Likewise.
3231 * config/alpha/vms_tramp.asm: Likewise.
3232 * config/arc/initfini.c: Likewise.
3233 * config/arc/lib1funcs.asm: Likewise.
3234 * config/arm/bpabi-v6m.S: Likewise.
3235 * config/arm/bpabi.S: Likewise.
3236 * config/arm/bpabi.c: Likewise.
3237 * config/arm/crti.asm: Likewise.
3238 * config/arm/crtn.asm: Likewise.
3239 * config/arm/ieee754-df.S: Likewise.
3240 * config/arm/ieee754-sf.S: Likewise.
3241 * config/arm/lib1funcs.asm: Likewise.
3242 * config/arm/libunwind.S: Likewise.
3243 * config/arm/linux-atomic.c: Likewise.
3244 * config/arm/mmintrin.h: Likewise.
3245 * config/arm/pr-support.c: Likewise.
3246 * config/arm/unaligned-funcs.c: Likewise.
3247 * config/arm/unwind-arm.c: Likewise.
3248 * config/arm/unwind-arm.h: Likewise.
3249 * config/avr/libgcc.S: Likewise.
3250 * config/bfin/crti.s: Likewise.
3251 * config/bfin/crtlibid.s: Likewise.
3252 * config/bfin/crtn.s: Likewise.
3253 * config/bfin/lib1funcs.asm: Likewise.
3254 * config/bfin/linux-unwind.h: Likewise.
3255 * config/cris/arit.c: Likewise.
3256 * config/cris/cris_abi_symbol.c: Likewise.
3257 * config/darwin-64.c: Likewise.
3258 * config/darwin-crt2.c: Likewise.
3259 * config/darwin-crt3.c: Likewise.
3260 * config/darwin.h: Likewise.
3261 * config/dbxelf.h: Likewise.
3262 * config/dfp-bit.c: Likewise.
3263 * config/dfp-bit.h: Likewise.
3264 * config/elfos.h: Likewise.
3265 * config/fixed-bit.c: Likewise.
3266 * config/fixed-bit.h: Likewise.
3267 * config/fp-bit.c: Likewise.
3268 * config/fp-bit.h: Likewise.
3269 * config/fr30/crti.asm: Likewise.
3270 * config/fr30/crtn.asm: Likewise.
3271 * config/fr30/lib1funcs.asm: Likewise.
3272 * config/freebsd-spec.h: Likewise.
3273 * config/frv/cmovd.c: Likewise.
3274 * config/frv/cmovh.c: Likewise.
3275 * config/frv/cmovw.c: Likewise.
3276 * config/frv/frvbegin.c: Likewise.
3277 * config/frv/frvend.c: Likewise.
3278 * config/frv/lib1funcs.asm: Likewise.
3279 * config/glibc-stdint.h: Likewise.
3280 * config/h8300/clzhi2.c: Likewise.
3281 * config/h8300/crti.asm: Likewise.
3282 * config/h8300/crtn.asm: Likewise.
3283 * config/h8300/ctzhi2.c: Likewise.
3284 * config/h8300/fixunssfsi.c: Likewise.
3285 * config/h8300/lib1funcs.asm: Likewise.
3286 * config/h8300/parityhi2.c: Likewise.
3287 * config/h8300/popcounthi2.c: Likewise.
3288 * config/i386/ammintrin.h: Likewise.
3289 * config/i386/att.h: Likewise.
3290 * config/i386/avxintrin.h: Likewise.
3291 * config/i386/biarch64.h: Likewise.
3292 * config/i386/bmmintrin.h: Likewise.
3293 * config/i386/cpuid.h: Likewise.
3294 * config/i386/cross-stdarg.h: Likewise.
3295 * config/i386/crtfastmath.c: Likewise.
3296 * config/i386/crtprec.c: Likewise.
3297 * config/i386/cygming-crtbegin.c: Likewise.
3298 * config/i386/cygming-crtend.c: Likewise.
3299 * config/i386/cygwin.asm: Likewise.
3300 * config/i386/emmintrin.h: Likewise.
3301 * config/i386/gmm_malloc.h: Likewise.
3302 * config/i386/gthr-win32.c: Likewise.
3303 * config/i386/i386.h: Likewise.
3304 * config/i386/immintrin.h: Likewise.
3305 * config/i386/linux-unwind.h: Likewise.
3306 * config/i386/linux64.h: Likewise.
3307 * config/i386/mm3dnow.h: Likewise.
3308 * config/i386/mmintrin-common.h: Likewise.
3309 * config/i386/mmintrin.h: Likewise.
3310 * config/i386/nmmintrin.h: Likewise.
3311 * config/i386/pmm_malloc.h: Likewise.
3312 * config/i386/pmmintrin.h: Likewise.
3313 * config/i386/smmintrin.h: Likewise.
3314 * config/i386/sol2-c1.asm: Likewise.
3315 * config/i386/sol2-ci.asm: Likewise.
3316 * config/i386/sol2-cn.asm: Likewise.
3317 * config/i386/sol2-gc1.asm: Likewise.
3318 * config/i386/tmmintrin.h: Likewise.
3319 * config/i386/unix.h: Likewise.
3320 * config/i386/w32-unwind.h: Likewise.
3321 * config/i386/wmmintrin.h: Likewise.
3322 * config/i386/x86-64.h: Likewise.
3323 * config/i386/x86intrin.h: Likewise.
3324 * config/i386/xmmintrin.h: Likewise.
3325 * config/ia64/crtbegin.asm: Likewise.
3326 * config/ia64/crtend.asm: Likewise.
3327 * config/ia64/crtfastmath.c: Likewise.
3328 * config/ia64/crti.asm: Likewise.
3329 * config/ia64/crtn.asm: Likewise.
3330 * config/ia64/fde-glibc.c: Likewise.
3331 * config/ia64/lib1funcs.asm: Likewise.
3332 * config/ia64/linux-unwind.h: Likewise.
3333 * config/ia64/quadlib.c: Likewise.
3334 * config/ia64/unwind-ia64.c: Likewise.
3335 * config/linux.h: Likewise.
3336 * config/m32c/m32c-lib1.S: Likewise.
3337 * config/m32c/m32c-lib2-trapv.c: Likewise.
3338 * config/m32c/m32c-lib2.c: Likewise.
3339 * config/m32r/initfini.c: Likewise.
3340 * config/m68hc11/larith.asm: Likewise.
3341 * config/m68hc11/m68hc11-crt0.S: Likewise.
3342 * config/m68k/cf.md: Likewise.
3343 * config/m68k/crti.s: Likewise.
3344 * config/m68k/crtn.s: Likewise.
3345 * config/m68k/lb1sf68.asm: Likewise.
3346 * config/m68k/linux-unwind.h: Likewise.
3347 * config/mcore/crti.asm: Likewise.
3348 * config/mcore/crtn.asm: Likewise.
3349 * config/mcore/lib1.asm: Likewise.
3350 * config/mips/linux-unwind.h: Likewise.
3351 * config/mips/loongson.h: Likewise.
3352 * config/mips/mips16.S: Likewise.
3353 * config/mmix/crti.asm: Likewise.
3354 * config/mmix/crtn.asm: Likewise.
3355 * config/pa/fptr.c: Likewise.
3356 * config/pa/hpux-unwind.h: Likewise.
3357 * config/pa/lib2funcs.asm: Likewise.
3358 * config/pa/linux-atomic.c: Likewise.
3359 * config/pa/linux-unwind.h: Likewise.
3360 * config/pa/milli64.S: Likewise.
3361 * config/pa/quadlib.c: Likewise.
3362 * config/pa/stublib.c: Likewise.
3363 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3364 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3365 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3366 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3367 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3368 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3369 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3370 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3371 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3372 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3373 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3374 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3375 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3376 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3377 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3378 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3379 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3380 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3381 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3382 * config/rs6000/750cl.h: Likewise.
3383 * config/rs6000/altivec.h: Likewise.
3384 * config/rs6000/biarch64.h: Likewise.
3385 * config/rs6000/crtresfpr.asm: Likewise.
3386 * config/rs6000/crtresgpr.asm: Likewise.
3387 * config/rs6000/crtresxfpr.asm: Likewise.
3388 * config/rs6000/crtresxgpr.asm: Likewise.
3389 * config/rs6000/crtsavfpr.asm: Likewise.
3390 * config/rs6000/crtsavgpr.asm: Likewise.
3391 * config/rs6000/darwin-asm.h: Likewise.
3392 * config/rs6000/darwin-fallback.c: Likewise.
3393 * config/rs6000/darwin-fpsave.asm: Likewise.
3394 * config/rs6000/darwin-ldouble.c: Likewise.
3395 * config/rs6000/darwin-tramp.asm: Likewise.
3396 * config/rs6000/darwin-unwind.h: Likewise.
3397 * config/rs6000/darwin-vecsave.asm: Likewise.
3398 * config/rs6000/darwin-world.asm: Likewise.
3399 * config/rs6000/e500crtres32gpr.asm: Likewise.
3400 * config/rs6000/e500crtres64gpr.asm: Likewise.
3401 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3402 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3403 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3404 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3405 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3406 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3407 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3408 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3409 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3410 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3411 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3412 * config/rs6000/eabi-ci.asm: Likewise.
3413 * config/rs6000/eabi-cn.asm: Likewise.
3414 * config/rs6000/eabi.asm: Likewise.
3415 * config/rs6000/linux-unwind.h: Likewise.
3416 * config/rs6000/linux64.h: Likewise.
3417 * config/rs6000/paired.h: Likewise.
3418 * config/rs6000/paired.md: Likewise.
3419 * config/rs6000/ppc64-fp.c: Likewise.
3420 * config/rs6000/ppu_intrinsics.h: Likewise.
3421 * config/rs6000/rs6000.h: Likewise.
3422 * config/rs6000/si2vmx.h: Likewise.
3423 * config/rs6000/sol-ci.asm: Likewise.
3424 * config/rs6000/sol-cn.asm: Likewise.
3425 * config/rs6000/spe.h: Likewise.
3426 * config/rs6000/spu2vmx.h: Likewise.
3427 * config/rs6000/sysv4.h: Likewise.
3428 * config/rs6000/tramp.asm: Likewise.
3429 * config/rs6000/vec_types.h: Likewise.
3430 * config/s390/linux-unwind.h: Likewise.
3431 * config/s390/tpf-unwind.h: Likewise.
3432 * config/score/crti.asm: Likewise.
3433 * config/score/crtn.asm: Likewise.
3434 * config/sh/crt1.asm: Likewise.
3435 * config/sh/crti.asm: Likewise.
3436 * config/sh/crtn.asm: Likewise.
3437 * config/sh/divtab-sh4-300.c: Likewise.
3438 * config/sh/divtab-sh4.c: Likewise.
3439 * config/sh/divtab.c: Likewise.
3440 * config/sh/lib1funcs-4-300.asm: Likewise.
3441 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3442 * config/sh/lib1funcs.asm: Likewise.
3443 * config/sh/lib1funcs.h: Likewise.
3444 * config/sh/linux-atomic.asm: Likewise.
3445 * config/sh/linux-unwind.h: Likewise.
3446 * config/sh/shmedia.h: Likewise.
3447 * config/sh/sshmedia.h: Likewise.
3448 * config/sh/ushmedia.h: Likewise.
3449 * config/sparc/crtfastmath.c: Likewise.
3450 * config/sparc/linux-unwind.h: Likewise.
3451 * config/sparc/sol2-c1.asm: Likewise.
3452 * config/sparc/sol2-ci.asm: Likewise.
3453 * config/sparc/sol2-cn.asm: Likewise.
3454 * config/spu/divmodti4.c: Likewise.
3455 * config/spu/divv2df3.c: Likewise.
3456 * config/spu/float_disf.c: Likewise.
3457 * config/spu/float_unsdidf.c: Likewise.
3458 * config/spu/float_unsdisf.c: Likewise.
3459 * config/spu/float_unssidf.c: Likewise.
3460 * config/spu/mfc_multi_tag_release.c: Likewise.
3461 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3462 * config/spu/mfc_tag_release.c: Likewise.
3463 * config/spu/mfc_tag_reserve.c: Likewise.
3464 * config/spu/mfc_tag_table.c: Likewise.
3465 * config/spu/multi3.c: Likewise.
3466 * config/spu/spu_internals.h: Likewise.
3467 * config/spu/spu_intrinsics.h: Likewise.
3468 * config/spu/spu_mfcio.h: Likewise.
3469 * config/spu/vec_types.h: Likewise.
3470 * config/spu/vmx2spu.h: Likewise.
3471 * config/stormy16/stormy16-lib2.c: Likewise.
3472 * config/svr4.h: Likewise.
3473 * config/sync.c: Likewise.
3474 * config/v850/lib1funcs.asm: Likewise.
3475 * config/vxlib-tls.c: Likewise.
3476 * config/vxlib.c: Likewise.
3477 * config/vxworks-dummy.h: Likewise.
3478 * config/xtensa/crti.asm: Likewise.
3479 * config/xtensa/crtn.asm: Likewise.
3480 * config/xtensa/ieee754-df.S: Likewise.
3481 * config/xtensa/ieee754-sf.S: Likewise.
3482 * config/xtensa/lib1funcs.asm: Likewise.
3483 * config/xtensa/lib2funcs.S: Likewise.
3484 * config/xtensa/linux-unwind.h: Likewise.
3485 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3486 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3487 * coretypes.h: Likewise.
3488 * crtstuff.c: Likewise.
3489 * defaults.h: Likewise.
3490 * dwarf2.h: Likewise.
3491 * emutls.c: Likewise.
3492 * gbl-ctors.h: Likewise.
3493 * gcov-io.h: Likewise.
3494 * ginclude/float.h: Likewise.
3495 * ginclude/iso646.h: Likewise.
3496 * ginclude/stdarg.h: Likewise.
3497 * ginclude/stdbool.h: Likewise.
3498 * ginclude/stddef.h: Likewise.
3499 * ginclude/stdfix.h: Likewise.
3500 * ginclude/stdint-gcc.h: Likewise.
3501 * ginclude/tgmath.h: Likewise.
3502 * gthr-aix.h: Likewise.
3503 * gthr-dce.h: Likewise.
3504 * gthr-gnat.c: Likewise.
3505 * gthr-gnat.h: Likewise.
3506 * gthr-lynx.h: Likewise.
3507 * gthr-mipssde.h: Likewise.
3508 * gthr-nks.h: Likewise.
3509 * gthr-posix.c: Likewise.
3510 * gthr-posix.h: Likewise.
3511 * gthr-posix95.h: Likewise.
3512 * gthr-rtems.h: Likewise.
3513 * gthr-single.h: Likewise.
3514 * gthr-solaris.h: Likewise.
3515 * gthr-tpf.h: Likewise.
3516 * gthr-vxworks.h: Likewise.
3517 * gthr-win32.h: Likewise.
3519 * libgcc2.c: Likewise.
3520 * libgcc2.h: Likewise.
3521 * libgcov.c: Likewise.
3522 * tsystem.h: Likewise.
3523 * typeclass.h: Likewise.
3524 * unwind-c.c: Likewise.
3525 * unwind-compat.h: Likewise.
3526 * unwind-dw2-fde-compat.c: Likewise.
3527 * unwind-dw2-fde-darwin.c: Likewise.
3528 * unwind-dw2-fde-glibc.c: Likewise.
3529 * unwind-dw2-fde.c: Likewise.
3530 * unwind-dw2-fde.h: Likewise.
3531 * unwind-dw2.c: Likewise.
3532 * unwind-dw2.h: Likewise.
3533 * unwind-generic.h: Likewise.
3534 * unwind-pe.h: Likewise.
3535 * unwind-sjlj.c: Likewise.
3536 * unwind.inc: Likewise.
3537 * config/arm/neon-gen.ml: Change generated copyright header to
3538 refer to version 3 of the GNU General Public License with
3539 version 3.1 of the GCC Runtime Library Exception and to point
3540 readers at the COPYING3 and COPYING3.RUNTIME files and the
3541 FSF's license web page.
3542 * config/arm/arm_neon.h: Regenerate.
3544 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3546 * config/cris/cris.md: Change copyright header to refer to version
3547 3 of the GNU General Public License.
3548 * doc/install.texi2html: Change copyright header to refer to version
3549 3 of the GNU General Public License and to point readers at the
3550 COPYING3 file and the FSF's license web page.
3551 * config/vax/linux.h: Likewise.
3553 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3555 * config/i386/i386.md (cmpcc): New.
3556 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3557 (sync_compare_and_swap_cc*): Delete.
3559 * config/s390/s390.c (s390_compare_emitted): Remove.
3560 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3561 s390_compare_emitted used to be handled. Assert that modes match.
3562 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3563 refer to sync_compare_and_swap_ccsi.
3564 * config/s390/s390.h (s390_compare_emitted): Remove.
3565 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3566 instead of s390_compare_emitted.
3567 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3568 instead of s390_compare_emitted.
3569 * config/s390/s390.md (cmpcc): New.
3570 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3571 CC_REGNUM, do not pretend it's set.
3572 (sync_compare_and_swap_cc*): Delete.
3573 * config/s390/predicates.md (cc_reg_operand): New.
3575 * expr.c (sync_compare_and_swap_cc): Delete.
3576 * optabs.h (sync_compare_and_swap_cc): Delete.
3577 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3578 is being used with can_compare_p.
3579 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3581 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3582 look for a MODE_CC set instead. Use emit_store_flag.
3583 (expand_compare_and_swap_loop): Likewise, with some additional
3584 complication to avoid a force_reg when useless. Use
3585 emit_cmp_and_jump_insns.
3586 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3587 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3588 sync_compare_and_swap documentation.
3590 2009-04-09 Jan Hubicka <jh@suse.cz>
3592 * except.c (find_prev_try): Break out from ....
3593 (duplicate_eh_regions): ... here; properly update prev_try pointers
3594 when duplication part of tree.
3595 (dump_eh_tree): Improve dumping.
3596 (verify_eh_region): New.
3597 (verify_eh_tree): Use it.
3599 2009-04-06 Richard Guenther <rguenther@suse.de>
3601 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3602 &ARRAY addresses by adjusting their types and prepending
3604 * tree-cfg.c (verify_gimple_assign_single): Verify that
3605 addresses are correct.
3607 2009-04-09 Richard Guenther <rguenther@suse.de>
3609 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3610 indices into an array reference if possible.
3611 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3612 Fold POINTER_PLUS_EXPR statements with invariant address.
3614 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3617 * config.gcc (powerpc64-*-linux*): Always build biarch.
3619 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3622 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3623 it and pedwarn if this results in an INTEGER_CST.
3625 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3627 * doc/install.texi: Update minimum GMP version. Remove obsolete
3628 text in MPFR section.
3630 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3632 * dwarf2out.c (class_scope_p): New static inline.
3633 (class_or_namespace_scope_p): Use it.
3634 (gen_variable_die): Use DW_TAG_member tag for static data member
3635 declarations instead of DW_TAG_variable.
3638 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3641 2009-04-08 Richard Guenther <rguenther@suse.de>
3643 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3644 valueize random data.
3646 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3648 * config.gcc (aix tm_file): Add aix-stdint.h.
3649 (aix tm clause use_gcc_stdint): Set to wrap.
3650 * config/rs6000/aix-stdint.h: New file.
3652 2009-04-08 Richard Guenther <rguenther@suse.de>
3655 * tree-dfa.c (add_referenced_var): Do not recurse into
3656 global initializers.
3657 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3659 (fold_const_aggregate_ref): Likewise.
3661 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3663 * recog.c (ordered_comparison_operator): New.
3664 * gensupport.c (std_preds): Add it.
3665 * doc/md.texi (Machine-Independent Predicates): Document it.
3667 2009-04-08 Jan Hubicka <jh@suse.cz>
3669 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3670 * function.h (rtl_eh): Remove exception_handler_label_map.
3671 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3672 remove_exception_handler_label, for_each_eh_label_1): Remove.
3673 (rtl_remove_unreachable_regions): Remove.
3674 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3675 (find_exception_handler_labels): Don't build the hashtable.
3676 (maybe_remove_eh_handler): Remove.
3677 (for_each_eh_label): Rewrite to walk the tree.
3678 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3679 * except.h (maybe_remove_eh_handler): Remove.
3680 * passes.c (init_optimization_passes): Schedule second EH cleanup
3682 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3683 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3685 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3687 * genoutput.c (validate_optab_operands): New.
3688 (gen_insn, gen_expand): Call it.
3690 * genflags.c (gen_insn): Detect misused iterators.
3691 (main): Pass line_no to gen_insn, exit with status 1 on error.
3693 * genextract.c (line_no): Make global.
3694 (VEC_safe_set_locstr): Change assertion to error message.
3695 (main): Exit with status 1 on error.
3697 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3701 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3702 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3703 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3704 * c-convert.c (convert): Do not call fold on results of conversion
3705 functions when the result is a C_MAYBE_CONST_EXPR.
3706 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3707 of __builtin_choose_expr.
3708 * c-typeck.c (remove_c_maybe_const_expr): New.
3709 (build_unary_op, build_conditional_expr, build_compound_expr,
3710 build_binary_op, c_objc_common_truthvalue_conversion): Call
3711 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3714 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3716 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3717 CODE to produce a new one. Add a prototype to use fold_convert_const
3719 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3722 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3723 mix declarations and code.
3725 2009-04-08 Ben Elliston <bje@au.ibm.com>
3727 * gcc.c: Replace `CC' with `GCC' throughout.
3729 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3731 * doc/invoke.texi: Document Atom support.
3733 2009-04-07 Jason Merrill <jason@redhat.com>
3736 * c-common.h, c-common.c: Add flag_pretty_templates.
3737 * c-opts.c (c_common_handle_option): Set it.
3738 * c.opt: Add -fno-pretty-templates.
3739 * doc/invoke.texi (C++ Dialect Options): Likewise.
3741 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3743 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3744 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3745 (ia64_expand_builtin): Likewise.
3747 2009-04-07 Martin Jambor <mjambor@suse.cz>
3749 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3750 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3751 ADDR_EXPRS are include too.
3753 2009-04-07 Richard Guenther <rguenther@suse.de>
3755 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3756 decls are only used if passes as parameters or if they are
3757 local statics and the call is not to a builtin.
3758 (call_may_clobber_ref_p_1): Likewise.
3760 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3762 * expr.c (do_store_flag): Remove last argument. Simplify code
3763 to avoid duplication of tests already done by can_compare_p.
3764 (expand_expr_real_1): Adjust caller.
3766 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3768 * optabs.c (can_compare_p): Test the predicate of a
3769 cbranch and cstore pattern.
3771 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3773 * expr.c (convert_move): Use emit_store_flag instead of
3776 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3778 * config/i386/i386.c (ix86_compare_emitted): Remove.
3779 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3780 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3781 * config/i386/i386.h (ix86_compare_emitted): Remove.
3782 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3783 instead of ix86_compare_emitted.
3784 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3786 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3788 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3789 Add t-sysroot-suffix to tmake_file.
3790 * config/print-sysroot-suffix.sh: New file.
3791 * config/t-sysroot-suffix: New file.
3793 2009-04-07 Ben Elliston <bje@au.ibm.com>
3795 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3796 as the latter produces a warning when the target does not support
3799 2009-04-07 Ben Elliston <bje@au.ibm.com>
3801 * dfp.c: Replace type punning assignments with memcpy throughout.
3802 * Makefile.in (dfp.o-warn): Remove.
3804 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3807 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3808 Include soft-fp/t-softfp after rs6000/t-linux64.
3810 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3812 * stor-layout.c (set_sizetype): Use the full precision of their
3813 machine mode for bitsize types.
3815 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3817 * config/i386/i386.md: Revert 2 accidental checkins.
3819 2009-04-06 Joey Ye <joey.ye@intel.com>
3820 Xuepeng Guo <xuepeng.guo@intel.com>
3821 H.J. Lu <hongjiu.lu@intel.com>
3823 Atom pipeline model, tuning and insn selection.
3824 * config.gcc (atom): Add atom config options and target.
3826 * config/i386/atom.md: New.
3828 * config/i386/i386.c (atom_cost): New cost.
3829 (m_ATOM): New macro flag.
3830 (initial_ix86_tune_features): Set m_ATOM.
3831 (x86_accumulate_outgoing_args): Likewise.
3832 (x86_arch_always_fancy_math_387): Likewise.
3833 (processor_target): Add Atom cost.
3834 (cpu_names): Add Atom cpu name.
3835 (override_options): Set Atom ISA.
3836 (ix86_issue_rate): New case PROCESSOR_ATOM.
3837 (ix86_adjust_cost): Likewise.
3839 * config/i386/i386.h (TARGET_ATOM): New target macro.
3840 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3841 (TARGET_OPT_AGU): New target option.
3842 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3843 (processor_type): Add PROCESSOR_ATOM.
3845 * config/i386/i386.md (cpu): Add new value "atom".
3846 (use_carry, movu): New attr.
3847 (atom.md): Include atom.md.
3848 (adddi3_carry_rex64): Set attr "use_carry".
3849 (addqi3_carry): Likewise.
3850 (addhi3_carry): Likewise.
3851 (addsi3_carry): Likewise.
3852 (*addsi3_carry_zext): Likewise.
3853 (subdi3_carry_rex64): Likewise.
3854 (subqi3_carry): Likewise.
3855 (subhi3_carry): Likewise.
3856 (subsi3_carry): Likewise.
3857 (x86_movdicc_0_m1_rex64): Likewise.
3858 (*x86_movdicc_0_m1_se): Likewise.
3859 (x86_movsicc_0_m1): Likewise.
3860 (*x86_movsicc_0_m1_se): Likewise.
3861 (*adddi_1_rex64): Emit add insn as much as possible.
3862 (*addsi_1): Likewise.
3863 (return_internal): Set atom_unit.
3864 (return_internal_long): Likewise.
3865 (return_pop_internal): Likewise.
3866 (*rcpsf2_sse): Set atom_sse_attr attr.
3867 (*qrt<mode>2_sse): Likewise.
3868 (*prefetch_sse): Likewise.
3870 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3872 (ix86_target_macros_internal): Likewise.
3874 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3875 (*prefetch_sse_rex): Likewise.
3876 (sse_rcpv4sf2): Likewise.
3877 (sse_vmrcpv4sf2): Likewise.
3878 (sse_sqrtv4sf2): Likewise.
3879 (<sse>_vmsqrt<mode>2): Likewise.
3880 (sse_ldmxcsr): Likewise.
3881 (sse_stmxcsr): Likewise.
3882 (*sse_sfence): Likewise.
3883 (sse2_clflush): Likewise.
3884 (*sse2_mfence): Likewise.
3885 (*sse2_lfence): Likewise.
3886 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3887 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3888 (avx_movdqu<avxmodesuffix>): Likewise.
3889 (avx_lddqu<avxmodesuffix>): Likewise.
3890 (sse2_movntv2di): Change attr "type" to "ssemov".
3891 (sse2_movntsi): Likewise.
3892 (rsqrtv8sf2): Change attr "type" to "sseadd".
3893 (sse3_addsubv2df3): Set attr "atom_unit".
3894 (sse3_h<plusminus_insn>v4sf3): Likewise.
3895 (*sse2_pmaddwd): Likewise.
3896 (*vec_extractv2di_1_rex64): Likewise.
3897 (*vec_extractv2di_1_avx): Likewise.
3898 (sse2_psadbw): Likewise.
3899 (ssse3_phaddwv8hi3): Likewise.
3900 (ssse3_phaddwv4hi3): Likewise.
3901 (ssse3_phadddv4si3): Likewise.
3902 (ssse3_phadddv2si3): Likewise.
3903 (ssse3_phaddswv8hi3): Likewise.
3904 (ssse3_phaddswv4hi3): Likewise.
3905 (ssse3_phsubwv8hi3): Likewise.
3906 (ssse3_phsubwv4hi3): Likewise.
3907 (ssse3_phsubdv4si3): Likewise.
3908 (ssse3_phsubdv2si3): Likewise.
3909 (ssse3_phsubswv8hi3): Likewise.
3910 (ssse3_phsubswv4hi3): Likewise.
3911 (ssse3_pmaddubsw128): Likewise.
3912 (sse3_pmaddubsw: Likewise.
3913 (ssse3_palignrti): Likewise.
3914 (ssse3_palignrdi): Likewise.
3916 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3918 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3920 2009-04-06 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/28868
3923 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3924 of which PHI results we inserted.
3925 (insert_into_preds_of_block): Record inserted PHIs.
3926 (eliminate): Eliminate redundant PHI nodes.
3927 (init_pre): Init inserted_phi_names.
3929 2009-04-06 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/39643
3932 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3933 IMAGPART_EXPRs of complex constants.
3934 (execute_fold_all_builtins): If we folded a call queue
3935 TODO_update_address_taken.
3937 2009-04-06 Jan Hubicka <jh@suse.cz>
3940 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3943 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3945 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3947 (ic_invalidate_array): Likewise.
3949 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3951 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3952 alignment for library calls.
3954 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3956 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3957 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3958 * config/i386/mingw-stdint.h: New file.
3960 2009-04-05 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/39648
3963 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3964 our &A vs. &A[0] IL deficiencies.
3966 2009-04-04 Jan Hubicka <jh@suse.cz>
3968 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3969 removed toplevel regions.
3970 (sjlj_mark_call_sites): Likewise.
3972 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3974 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3975 (cygwin tm clause use_gcc_stdint): Set to wrap.
3976 * config/i386/cygwin-stdint.h: New file.
3978 2009-04-04 Richard Guenther <rguenther@suse.de>
3980 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3981 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3982 single-argument PHIs if we are in loop-closed SSA form.
3983 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3984 for the pre-condition.
3985 (slpeel_tree_peel_loop_to_edge): Likewise.
3986 (vect_build_loop_niters): Take an optional sequence to append stmts.
3987 (vect_generate_tmps_on_preheader): Likewise.
3988 (vect_do_peeling_for_loop_bound): Take extra guards for the
3990 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3991 the cost model check.
3992 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3993 guards if we are going to peel. Do not apply versioning in that case.
3994 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3995 (vect_do_peeling_for_loop_bound): Likewise.
3996 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3997 loop bound only record extra pre-conditions, do not apply loop
4000 2009-04-04 Richard Guenther <rguenther@suse.de>
4002 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4005 2009-04-04 Jan Hubicka <jh@suse.cz>
4007 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4008 last_basic_block for size of bb->index indexed array.
4009 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4010 compute_out, link_btr_uses, build_btr_def_use_webs,
4011 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4013 2009-04-04 Jan Hubicka <jh@suse.cz>
4015 * except.c (remove_eh_handler_and_replace): Break out from ...
4016 (remove_eh_handler): ... here.
4017 (bring_to_root): New function.
4018 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4019 handled ones, bring others to root of tree.
4021 2009-04-04 Jan Hubicka <jh@suse.cz>
4023 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4024 (all_phis_safe_to_merge): New function.
4025 (update_info): New structure.
4026 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4027 (cleanup_empty_eh): Update SSA if possible.
4029 2009-04-04 Richard Guenther <rguenther@suse.de>
4031 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4032 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4033 (append_vuse): Likewise.
4035 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4037 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4038 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4039 instead of REG_UNSAVED for DW_CFA_undefined.
4040 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4041 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4044 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4047 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4048 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4049 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4051 2009-04-04 Richard Guenther <rguenther@suse.de>
4053 PR tree-optimization/8781
4054 PR tree-optimization/37892
4055 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4056 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4057 (valueize_refs): Call it for *& valueizations.
4058 (shared_reference_ops_from_ref): Rename to ...
4059 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4060 (shared_reference_ops_from_call): Rename to ...
4061 (valueize_shared_reference_ops_from_call): ... this and valueize.
4062 (vn_reference_lookup): Update.
4063 (visit_reference_op_call): Likewise.
4064 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4065 (eliminate): Value-replace the call address in call statements.
4067 2009-04-04 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/39636
4070 * tree-ssa-forwprop.c
4071 (forward_propagate_addr_into_variable_array_index): Check for
4072 GIMPLE_ASSIGN before accessing the rhs code.
4074 2009-04-03 Jason Merrill <jason@redhat.com>
4076 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4078 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4080 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4081 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4082 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4083 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4084 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4085 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4086 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4087 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4088 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4089 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4090 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4091 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4092 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4093 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4094 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4095 Use fr_reg_or_fp01_operand instead of fr_register_operand
4097 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4098 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4099 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4101 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4103 PR rtl-optimization/39607
4104 PR rtl-optimization/39631
4108 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4109 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4110 instead of DF_LR_OUT.
4111 * ira-lives.c (process_bb_node_lives): Ditto.
4112 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4113 instead of DF_LR_{OUT,IN}.
4114 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4115 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4117 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4119 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4120 (execute_lower_omp): Always run but take the short way out if -fopenmp
4122 (gate_lower_omp): Remove, forcing the pass manager to always run the
4123 pass and always set PROP_gimple_lomp.
4124 (pass_lower_omp): Remove gate function.
4125 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4126 PROP_trees. Instead, require it.
4127 * ipa-cp.c (pass_ipa_cp): Likewise.
4128 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4129 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4130 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4131 and PROP_gimple_leh.
4133 2009-04-03 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/23940
4137 PR tree-optimization/33237
4140 PR tree-optimization/36201
4141 PR tree-optimization/36230
4142 PR tree-optimization/38049
4143 PR tree-optimization/38207
4144 PR tree-optimization/38230
4145 PR tree-optimization/38301
4146 PR tree-optimization/38585
4148 PR tree-optimization/38985
4149 PR tree-optimization/39299
4150 * tree-ssa-structalias.h: Remove.
4151 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4152 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4153 (struct vuse_element_d): Remove.
4154 (struct vuse_vec_d): Likewise.
4155 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4156 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4157 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4158 VUSE_ELEMENT_VAR): Likewise.
4159 (struct voptype_d): Likewise.
4160 (NUM_VOP_FREE_BUCKETS): Likewise.
4161 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4162 (struct stmt_operands_d): Remove.
4163 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4164 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4165 VDEF_NUM, VDEF_VECT): Likewise.
4166 (copy_virtual_operands): Remove.
4167 (operand_build_cmp): Likewise.
4168 (create_ssa_artificial_load_stmt): Likewise.
4169 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4170 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4171 vuse_index and mayuse_index members. Pack and move done and iter_type
4172 members to the front.
4173 (SSA_OP_VMAYUSE): Remove.
4174 (SSA_OP_VIRTUAL_USES): Adjust.
4175 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4176 (unlink_stmt_vdef): Declare.
4177 (add_to_addressable_set): Remove.
4178 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4179 (vrp_visit_stmt): Likewise.
4180 * doc/tree-ssa.texi (Alias analysis): Update.
4181 * doc/invoke.texi (max-aliased-vops): Remove docs.
4182 (avg-aliased-vops): Likewise.
4183 * tree-into-ssa.c (syms_to_rename): Remove.
4184 (need_to_update_vops_p): Likewise.
4185 (need_to_initialize_update_ssa_p): Rename to ...
4186 (update_ssa_initialized_fn): ... this. Track function we are
4188 (symbol_marked_for_renaming): Simplify.
4189 (add_new_name_mapping): Do not set need_to_update_vops_p.
4190 (dump_currdefs): Use SYMS_TO_RENAME.
4191 (rewrite_update_stmt): Always walk all uses/defs.
4192 (dump_update_ssa): Adjust.
4193 (init_update_ssa): Take function argument. Track what we are
4195 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4196 (create_new_def_for): Initialize for cfun, assert we are initialized
4198 (mark_sym_for_renaming): Simplify.
4199 (mark_set_for_renaming): Do not initialize update-ssa.
4200 (need_ssa_update_p): Simplify. Take function argument.
4201 (name_mappings_registered_p): Assert we ask for the correct function.
4202 (name_registered_for_update_p): Likewise.
4203 (ssa_names_to_replace): Likewise.
4204 (release_ssa_name_after_update_ssa): Likewise.
4205 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4206 (dump_decl_set): Do not print a newline.
4207 (debug_decl_set): Do it here.
4208 (dump_update_ssa): And here.
4209 * tree-ssa-loop-im.c (move_computations): Adjust.
4210 (movement_possibility): Likewise.
4211 (determine_max_movement): Likewise.
4212 (gather_mem_refs_stmt): Likewise.
4213 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4215 * tree-complex.c (update_all_vops): Remove.
4216 (expand_complex_move): Adjust.
4217 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4218 Simplify test for memory referencing statement. Exclude
4219 non-invariant ADDR_EXPRs.
4220 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4221 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4222 (rdg_flag_uses): Likewise.
4223 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4225 (tree_optimize_tail_calls_1): Also split the
4226 edge from the entry block if we have degenerate PHI nodes in
4227 the first basic block.
4228 * tree.c (init_ttree): Remove memory-tag related code.
4229 (tree_code_size): Likewise.
4230 (tree_node_structure): Likewise.
4231 (build7_stat): Re-write to be build6_stat.
4232 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4233 (SSA_VAR_P): Adjust.
4234 (struct tree_memory_tag): Remove.
4235 (struct tree_memory_partition_tag): Likewise.
4236 (union tree_node): Adjust.
4237 (build7): Re-write to be build6.
4238 * tree-pass.h (pass_reset_cc_flags): Remove.
4239 (TODO_update_address_taken): New flag.
4240 (pass_simple_dse): Remove.
4241 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4242 * params.h (MAX_ALIASED_VOPS): Remove.
4243 (AVG_ALIASED_VOPS): Likewise.
4244 * omp-low.c (expand_omp_taskreg): Update SSA form.
4245 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4246 aliases the lhs in a copy stmt.
4247 * tree-ssa-dse.c (struct address_walk_data): Remove.
4248 (memory_ssa_name_same): Likewise.
4249 (memory_address_same): Likewise.
4250 (get_kill_of_stmt_lhs): Likewise.
4251 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4252 unused stores. Look through PHI nodes into post-dominated regions.
4253 (dse_optimize_stmt): Simplify. Properly remove stores.
4254 (tree_ssa_dse): Compute dominators.
4255 (execute_simple_dse): Remove.
4256 (pass_simple_dse): Likewise.
4257 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4258 gimple_loaded_syms and gimple_stored_syms computation.
4259 * toplev.c (dump_memory_report): Dump alias and pta stats.
4260 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4261 (vn_reference_eq): Likewise.
4262 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4263 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4264 valueize_vuses): Remove.
4265 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4266 (get_def_ref_stmt_vuse): ... this.
4267 (vn_reference_lookup_2): New function.
4268 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4269 walking equivalent vuses. Simplify.
4270 (vn_reference_lookup): Likewise.
4271 (vn_reference_insert): Likewise.
4272 (vn_reference_insert_pieces): Likewise.
4273 (visit_reference_op_call): Simplify.
4274 (visit_reference_op_load): Likewise.
4275 (visit_reference_op_store): Likewise.
4276 (init_scc_vn): Remove shared_lookup_vuses initialization.
4277 (free_scc_vn): Remove shared_lookup_vuses freeing.
4278 (sort_vuses, sort_vuses_heap): Remove.
4279 (get_ref_from_reference_ops): Export.
4280 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4281 vector with single vuse pointer.
4282 (vn_reference_lookup_pieces, vn_reference_lookup,
4283 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4284 (shared_vuses_from_stmt): Remove.
4285 (get_ref_from_reference_ops): Declare.
4286 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4287 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4288 memory-tag related code.
4289 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4290 (likely_value): Add comment, skip static-chain of call statements.
4291 (surely_varying_stmt_p): Adjust.
4292 (gimplify_and_update_call_from_tree): Likewise.
4293 (execute_fold_all_builtins): Do not rebuild alias info.
4294 (gimplify_and_update_call_from_tree): Properly update VOPs.
4295 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4296 (copy_ref_info): Remove memory-tag related code.
4297 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4298 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4299 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4301 * tree-ssa-dom.c (gimple_p): Remove typedef.
4302 (eliminate_redundant_computations): Adjust.
4303 (record_equivalences_from_stmt): Likewise.
4304 (avail_expr_hash): Likewise.
4305 (avail_expr_eq): Likewise.
4306 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4307 (stmt_makes_single_load): Likewise.
4308 (stmt_makes_single_store): Likewise.
4309 * tree-ssa-alias.c: Rewrite completely.
4310 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4311 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4312 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4313 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4314 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4315 Remove public functions.
4316 (pass_reset_cc_flags): Remove.
4317 (pass_build_alias): Move ...
4318 * tree-ssa-structalias.c (pass_build_alias): ... here.
4319 * tree-ssa-alias.c (may_be_aliased): Move ...
4320 * tree-flow-inline.h (may_be_aliased): ... here.
4321 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4322 count_uses_and_derefs): Move ...
4323 * gimple.c: ... here.
4324 * gimple.h (count_uses_and_derefs): Declare.
4325 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4326 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4327 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4328 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4329 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4330 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4331 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4333 * tree-dfa.c (refs_may_alias_p): Move ...
4334 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4335 * tree-ssa-alias.h: New file.
4336 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4337 (statement_sink_location): Likewise.
4338 * opts.c (decode_options): Do not adjust max-aliased-vops or
4339 avg-aliased-vops values.
4340 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4341 (TV_CALL_CLOBBER): Likewise.
4342 (TV_FLOW_SENSITIVE): Likewise.
4343 (TV_FLOW_INSENSITIVE): Likewise.
4344 (TV_MEMORY_PARTITIONING): Likewise.
4345 (TV_ALIAS_STMT_WALK): New timevar.
4346 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4347 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4348 (get_address_description): Remove memory-tag related code.
4349 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4350 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4351 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4352 and immediate uses in statements. Document.
4353 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4354 (dump_symbols): Remove.
4355 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4356 * alias.c (get_deref_alias_set): New function split out from ...
4357 (get_alias_set): ... here.
4358 * alias.h (get_deref_alias_set): Declare.
4359 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4360 type parameter. Remove restrict pointer handling. Create a
4361 ref-all pointer in case type-based alias sets do not conflict.
4362 (vect_analyze_data_refs): Remove SMT related code.
4363 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4364 (vectorizable_load): Likewise.
4365 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4366 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4367 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4368 Ignore vops and SMTs.
4369 (dr_analyze_alias): Likewise..
4370 (free_data_ref): Likewise.
4371 (create_data_ref): Likewise.
4372 (analyze_all_data_dependences): Likewise.
4373 (get_references_in_stmt): Adjust.
4374 * tree-flow-inline.h (gimple_aliases_computed_p,
4375 gimple_addressable_vars, gimple_call_clobbered_vars,
4376 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4377 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4378 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4379 gimple_mem_ref_stats): Remove.
4380 (gimple_vop): New function.
4381 (op_iter_next_use): Remove vuses and mayuses cases.
4382 (op_iter_next_def): Remove vdefs case.
4383 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4384 (clear_and_done_ssa_iter): Do not set removed fields.
4385 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4386 Assert we are not iterating over vuses or vdefs if not also
4387 iterating over uses or defs.
4388 (op_iter_init_use): Likewise.
4389 (op_iter_init_def): Likewise.
4390 (op_iter_next_vdef): Remove.
4391 (op_iter_next_mustdef): Likewise.
4392 (op_iter_init_vdef): Likewise.
4393 (compare_ssa_operands_equal): Likewise.
4394 (link_use_stmts_after): Handle vuse operand.
4395 (is_call_used): Use is_call_clobbered.
4396 (is_call_clobbered): Global variables are always call clobbered,
4397 query the call-clobbers bitmap.
4398 (mark_call_clobbered): Ignore global variables.
4399 (clear_call_clobbered): Likewise.
4400 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4401 virtual operands sanity check.
4402 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4404 (TARGET_MEM_REF): Remove TMR_TAG operand.
4405 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4406 Remove call-clobber related code.
4407 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4408 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4409 partitions or escape reason.
4410 (get_single_def_stmt, get_single_def_stmt_from_phi,
4411 get_single_def_stmt_with_phi): Remove.
4412 (dump_referenced_vars): Tidy.
4413 (get_ref_base_and_extent): Allow bare decls.
4414 (collect_dfa_stats): Adjust.
4415 * graphite.c (rename_variables_in_stmt): Adjust.
4416 (graphite_copy_stmts_from_block): Likewise.
4417 (translate_clast): Likewise.
4418 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4420 (translate_vuse_through_block): Use the oracle.
4421 (phi_translate_1): Adjust.
4422 (value_dies_in_block_x): Use the oracle. Cache the outcome
4424 (valid_in_sets): Check if the VUSE for
4425 a REFERENCE is available.
4426 (eliminate): Do not remove stmts during elimination,
4427 instead queue and remove them afterwards.
4428 (do_pre): Do not rebuild alias info.
4429 (pass_pre): Run TODO_rebuild_alias before PRE.
4430 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4431 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4432 (mark_all_v_defs_stmt): Remove.
4433 (mark_all_v_defs_seq): Adjust.
4434 (sra_replace): Likewise.
4435 (scalarize_use): Likewise.
4436 (scalarize_copy): Likewise.
4437 (scalarize_init): Likewise.
4438 (scalarize_ldst): Likewise.
4439 (todoflags): Remove.
4440 (tree_sra): Do not rebuild alias info.
4441 (tree_sra_early): Adjust.
4442 (pass_sra): Run TODO_update_address_taken before SRA.
4443 * tree-predcom.c (set_alias_info): Remove.
4444 (prepare_initializers_chain): Do not call it.
4445 (mark_virtual_ops_for_renaming): Adjust.
4446 (mark_virtual_ops_for_renaming_list): Remove.
4447 (initialize_root_vars): Adjust.
4448 (initialize_root_vars_lm): Likewise.
4449 (prepare_initializers_chain): Likewise.
4450 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4451 (may_propagate_copy_into_stmt): Likewise.
4452 (merge_alias_info): Do nothing for now.
4453 (propagate_tree_value_into_stmt): Adjust.
4454 (stmt_may_generate_copy): Likewise.
4455 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4456 not mark symbols for renaming.
4457 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4458 with the same statement, make sure to update the new pointed-to one.
4459 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4460 call statements, do not mark symbols for renaming.
4461 (mark_operand_necessary): Dump something.
4462 (ref_may_be_aliased): New function.
4463 (mark_aliased_reaching_defs_necessary_1): New helper function.
4464 (mark_aliased_reaching_defs_necessary): Likewise.
4465 (mark_all_reaching_defs_necessary_1): Likewise.
4466 (mark_all_reaching_defs_necessary): Likewise.
4467 (propagate_necessity): Do not process virtual PHIs. For
4468 non-aliased loads mark all reaching definitions as necessary.
4469 For aliased loads and stores mark the immediate dominating
4470 aliased clobbers as necessary.
4471 (visited): New global static.
4472 (perform_tree_ssa_dce): Free visited bitmap after propagating
4474 (remove_dead_phis): Perform simple dead virtual PHI removal.
4475 (remove_dead_stmt): Properly unlink virtual operands when
4477 (eliminate_unnecessary_stmts): Schedule PHI removal after
4479 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4480 (process_replaceable): Likewise.
4481 (find_replaceable_in_bb): Likewise.
4482 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4483 based on the single gimple vop.
4484 (verify_flow_insensitive_alias_info): Remove.
4485 (verify_flow_sensitive_alias_info): Likewise.
4486 (verify_call_clobbering): Likewise.
4487 (verify_memory_partitions): Likewise.
4488 (verify_alias_info): Likewise.
4489 (verify_ssa): Adjust..
4490 (execute_update_addresses_taken): Export. Update SSA
4491 manually. Optimize only when optimizing. Use a local bitmap.
4492 (pass_update_address_taken): Remove TODO_update_ssa, add
4494 (pass_update_address_taken): Just use TODO_update_address_taken.
4495 (init_tree_ssa): Do not initialize addressable_vars.
4496 (verify_ssa): Verify new VUSE / VDEF properties.
4497 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4498 Do not call verify_alias_info.
4499 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4500 Do not free the loaded and stored syms bitmaps. Reset the escaped
4501 and callused solutions. Do not free addressable_vars.
4502 Remove memory-tag related code.
4503 (warn_uninitialized_var): Aliases are always available.
4504 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4505 * lambda-code.c (can_put_in_inner_loop): Adjust.
4506 (can_put_after_inner_loop): Likewise.
4507 (perfect_nestify): Likewise.
4508 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4509 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4510 (vectorizable_conversion): Do not mark symbols for renaming.
4511 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4512 (expand_call_inline): Unlink the calls virtual operands before
4514 (tree_function_versioning): Do not call update_ssa if we are not
4515 updating clones. Simplify.
4516 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4517 (propagate_with_phi): Likewise..
4518 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4519 clobber code. Assert we are not aliased or global.
4520 * tree-flow.h: Include tree-ssa-alias.h
4521 (enum escape_type): Remove.
4522 (struct mem_sym_stats_d): Likewise.
4523 (struct mem_ref_stats_d): Likewise.
4524 (struct gimple_df): Add vop member. Remove global_var,
4525 call_clobbered_vars, call_used_vars, addressable_vars,
4526 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4527 escaped and callused members.
4528 (struct ptr_info_def): Remove all members, add points-to solution
4530 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4531 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4532 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4533 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4534 (tree-ssa-alias.o): Likewise.
4535 (toplev.o): Add tree-ssa-alias.h
4536 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4537 * gimple.c (gimple_set_bb): Fix off-by-one error.
4538 (is_gimple_reg): Do not handle memory tags.
4539 (gimple_copy): Also copy virtual operands.
4540 Delay updating the statement. Do not reset loaded and stored syms.
4541 (gimple_set_stored_syms): Remove.
4542 (gimple_set_loaded_syms): Likewise.
4543 (gimple_call_copy_skip_args): Copy the virtual operands
4544 and mark the new statement modified.
4545 * tree-ssa-structalias.c (may_alias_p): Remove.
4546 (set_uids_in_ptset): Take the alias set to prune with as
4547 parameter. Fold in the alias test of may_alias_p.
4548 (compute_points_to_sets): Compute whether a ptr is dereferenced
4550 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4551 other ADDRESSOF constraints on the lhs.
4552 (get_constraint_for_component_ref): Assert that we don't get
4553 ADDRESSOF constraints from the base of the reference.
4554 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4555 (struct variable_info): Remove collapsed_to member.
4556 (get_varinfo_fc): Remove.
4557 (new_var_info): Do not set collapsed_to.
4558 (dump_constraint): Do not follow cycles.
4559 (dump_constraint_graph): Likewise.
4560 (build_pred_graph): Likewise.
4561 (build_succ_graph): Likewise.
4562 (rewrite_constraints): Likewise.
4563 (do_simple_structure_copy): Remove.
4564 (do_rhs_deref_structure_copy): Remove.
4565 (do_lhs_deref_structure_copy): Remove.
4566 (collapse_rest_of_var): Remove.
4567 (do_structure_copy): Re-implement.
4568 (pta_stats): New global variable.
4569 (dump_pta_stats): New function.
4570 (struct constraint_expr): Make offset signed.
4571 (UNKNOWN_OFFSET): Define special value.
4572 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4573 (solution_set_expand): New helper function split out from ...
4574 (do_sd_constraint): ... here.
4575 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4576 (do_ds_constraint): Likewise.
4577 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4578 and CALLUSED = *CALLUSED.
4579 (set_union_with_increment): Make inc argument signed.
4580 (type_safe): Remove.
4581 (get_constraint_for_ptr_offset): Handle unknown and negative
4583 (first_vi_for_offset): Handle offsets before start. Bail
4584 out early for offsets beyond the variable extent.
4585 (first_or_preceding_vi_for_offset): New function.
4586 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4587 Together with ESCAPED = *ESCAPED this properly computes reachability.
4588 (find_what_var_points_to): New function.
4589 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4590 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4591 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4592 pt_solutions_intersect): New functions.
4593 (compute_call_used_vars): Remove.
4594 (compute_may_aliases): New main entry into PTA computation.
4595 * gimple.h (gimple_p): New typedef.
4596 (struct gimple_statement_base): Remove references_memory_p.
4597 (struct gimple_statement_with_memory_ops_base): Remove
4598 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4600 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4601 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4602 gimple_set_references_memory): Remove.
4603 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4604 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4606 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4607 (verify_expr): Allow RESULT_DECL.
4608 (gimple_duplicate_bb): Do not copy virtual operands.
4609 (gimple_duplicate_sese_region): Adjust.
4610 (gimple_duplicate_sese_tail): Likewise.
4611 (mark_virtual_ops_in_region): Remove.
4612 (move_sese_region_to_fn): Do not call it.
4613 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4614 and pass_simple_dse.
4615 (execute_function_todo): Handle TODO_update_address_taken,
4616 call execute_update_addresses_taken for TODO_rebuild_alias.
4617 (execute_todo): Adjust.
4618 (execute_one_pass): Init dump files early.
4619 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4621 (create_general_new_stmt): Clear vops.
4622 * tree-ssa-reassoc.c (get_rank): Adjust.
4623 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4624 symbols for renaming.
4625 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4626 (PARAM_AVG_ALIASED_VOPS): Likewise.
4627 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4628 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4629 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4630 (operand_build_cmp, copy_virtual_operands,
4631 create_ssa_artificial_load_stmt, add_to_addressable_set,
4632 gimple_add_to_addresses_taken): Remove public functions.
4633 (unlink_stmt_vdef): New function.
4635 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4637 * config.gcc (powerpc-*-linux*): Merge variants.
4639 2009-04-02 Chao-ying Fu <fu@mips.com>
4640 James Grosbach <james.grosbach@microchip.com>
4642 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4643 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4645 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4646 keep_interrupts_masked_p, use_debug_exception_return_p.
4647 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4648 keep_interrupts_masked, use_debug_exception_return.
4649 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4650 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4652 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4653 (mips_print_operand): Process COP0 registers to print $0 .. $31
4654 correctly for GAS to process.
4655 (mips_interrupt_extra_call_saved_reg_p): New function.
4656 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4658 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4659 (mips_compute_frame_info): Add supports for interrupt context that
4660 includes doubleword accumulators and COP0 registers.
4661 (mips_for_each_saved_acc): New function.
4662 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4663 mips_for_each_saved_reg.
4664 (mips_save_reg): Save accumulators.
4665 (mips_kernel_reg_p): A new for_each_rtx callback.
4666 (mips_expand_prologue): Support interrupt handlers.
4667 (mips_restore_reg): Restore accumulators.
4668 (mips_expand_epilogue): Support interrupt handlers.
4669 (mips_can_use_return_insn): Return false for interrupt handlers.
4670 (mips_epilogue_uses): New function.
4671 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4672 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4673 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4674 cop0_move): New instructions.
4675 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4676 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4678 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4680 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4681 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4682 interrupt handlers, we use K0 as the temporary register.
4683 (EPILOGUE_USES): Change to a function call.
4684 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4685 handlers, we use K0 as the temporary register.
4687 * doc/extend.texi (Function Attributes): Document interrupt,
4688 use_shadow_register_set, keep_interrupts_masked,
4689 use_debug_exception_return for MIPS attributes.
4691 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4693 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4694 Remove a number of t-files from tmake_file.
4695 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4696 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4697 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4698 target_prototype, not TARGET_PROTOTYPE.
4699 (LINK_OS_GNU_SPEC): Define.
4700 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4701 and darwin-ldoubdle.c.
4703 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4706 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4707 (cpp_options): Ditto.
4708 (default_compilers): Ditto.
4709 (display_help): Ditto.
4710 (process_command): Ditto.
4712 (set_input): Use lbasename instead of duplicate code.
4713 (save_temps_prefix): New static for -save-temps=obj.
4714 (save_temps_length): Ditto.
4716 * doc/invoke.texi (-save-temps=obj): Document new variant to
4719 2009-04-02 Jeff Law <law@redhat.com>
4721 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4724 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4726 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4727 * configure: Regenerated.
4729 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4731 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4732 share the argument list.
4734 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4738 2009-02-12 Diego Novillo <dnovillo@google.com>
4740 * varpool.c (debug_varpool): New.
4741 * cgraph.h (debug_varpool): Declare.
4743 2009-04-02 Jan Hubicka <jh@suse.cz>
4745 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4748 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4750 * config/i386/i386.c (ix86_abi): Move initialization to ...
4751 (override_options): Here.
4753 2009-04-02 Christian Bruel <christian.bruel@st.com>
4755 * config/sh/sh.c (sh_dwarf_register_span): New function.
4756 (TARGET_DWARF_REGISTER_SPAN): Define.
4757 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4759 2009-04-02 Ira Rosen <irar@il.ibm.com>
4761 PR tree-optimization/39595
4762 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4763 interleaved loads group is not greater than the SLP group size.
4765 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4767 * builtins.c (is_builtin_name): New.
4768 (called_as_built_in): Use is_builtin_name.
4769 * tree.h (is_builtin_name): New.
4770 * varasm.c (incorporeal_function_p): Use is_builtin_name
4772 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4774 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4776 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4779 * c-decl.c (clone_underlying_type): Move this ...
4780 * c-common.c (set_underlying_type): ... here.
4781 Also, make sure the function properly sets TYPE_STUB_DECL() on
4782 the newly created typedef variant type.
4783 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4784 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4787 2009-04-02 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/37221
4790 * tree-flow.h (degenerate_phi_result): Declare.
4791 * tree-ssa-dom.c (degenerate_phi_result): Export.
4792 * tree-scalar-evolution.c (analyze_initial_condition): If
4793 the initial condition is defined by a degenerate PHI node
4794 use the degenerate value.
4796 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4798 PR rtl-optimization/39588
4799 * combine.c (merge_outer_ops): Do not set the constant when this
4801 (simplify_shift_const_1): Do not modify it either in this case.
4803 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4805 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4806 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4808 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4811 * c-lex.c (interpret_float): Default (no suffix) is double.
4813 2009-04-1 Xinliang David Li <davidxl@google.com>
4815 * config/i386/i386.c (legitimate_constant_p): Recognize
4816 all one vector constant.
4818 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4820 * config/vax/vax.c: Add #includes to silence warnings.
4821 Change #include order to silence two warnings.
4823 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4825 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4826 (ASM_SPEC): Pass -k to the assembler for PIC code.
4828 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4830 * config.gcc: Add vax-*-linux* to the switch.
4831 * config/vax/linux.h: New file. (TARGET_VERSION,
4832 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4834 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4836 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4837 Use predicate macros instead of GET_CODE() == foo.
4838 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4839 ashlsi3, rotrsi3, <unnamed>): Likewise.
4841 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4843 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4844 jbbccihi, jbbccisi): Remova trailing whitespace.
4845 * config/vax/constraints.md: Likewise.
4846 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4847 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4848 * config/vax/predicates.md: Likewise.
4849 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4850 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4851 * config/vax/vax.h: Likewise.
4852 * config/vax/vax.md (nonlocal_goto): Likewise.
4854 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4856 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4857 (indirectable_address_p, adjacent_operands_p): Add spaces around
4859 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4861 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4863 * config/vax/vax.c (legitimate_constant_address_p,
4864 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4865 index_term_p, reg_plus_index_p, legitimate_address_p,
4866 vax_mode_dependent_address_p): Update comments to match functions
4867 modified by the recent int->bool conversion.
4869 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4871 * config/vax/builtins.md: Update copyright message.
4872 * config/vax/constraints.md: Likewise.
4873 * config/vax/netbsd-elf.h: Likewise.
4874 * config/vax/predicates.md: Likewise.
4875 * config/vax/vax-protos.h: Likewise.
4876 * config/vax/vax.c: Likewise.
4877 * config/vax/vax.h: Likewise.
4878 * config/vax/vax.md: Likewise.
4879 * config/vax/vax.opt: Likewise.
4881 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4883 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4884 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4885 * config/vax/constraints.md (B, R): Likewise.
4886 * config/vax/predicates.md (external_memory_operand,
4887 nonimmediate_addsub_di_operand): Likewise.
4888 * config/vax/vax.c (vax_output_int_add): Likewise.
4889 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4890 untyped_call): Likewise.
4892 2009-04-01 Matt Thomas <matt@3am-software.com>
4894 * config/vax/predicates.md: New file.
4895 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4896 external_const_operand, nonsymbolic_operand, external_memory_operand,
4897 indirect_memory_operand, indexed_memory_operand,
4898 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4899 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4901 * config/vax/constraints.md: New file.
4902 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4904 * config/vax/builtins.md: New file.
4905 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4906 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4908 * config/vax/vax.opt (mqmath): Add option.
4909 * config/vax/vax.md (isfx): Extend with DI.
4910 (VAXintQH, VAXintQHSD): Define.
4911 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4912 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4913 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4914 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4915 (movdi): Update constraints and use vax_output_int_move().
4916 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4917 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4918 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4919 nonlocal_goto): New.
4920 (mov<mode>): Extend accepted operand types.
4921 (subdi3_old): Rename from subdi3, change update constraints and use
4922 a new implementation.
4923 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4924 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4925 MOVE_RATIO, CLEAR_RATIO): Define.
4926 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4927 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4928 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4929 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4930 (split_quadword_operands): Make static and really allow variable
4932 (print_operand_address): Update for PIC generation.
4933 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4934 indexable_address_p, fixup_mathdi_operand,
4935 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4936 (vax_float_literal, legitimate_constant_p,
4937 indirectable_constant_address_p, index_term_p,
4938 reg_plus_index_p): Return bool instead of int.
4939 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4941 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4943 (vax_output_conditional_branch): Indent.
4944 (legitimate_constant_address_p, indirectable_constant_address_p,
4945 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4946 vax_mode_dependent_address_p): Return bool instead of int, update for
4948 * config/vax/vax-protos.h (legitimate_constant_address_p,
4949 legitimate_constant_p, legitimate_address_p,
4950 vax_mode_dependent_address_p): Change declaration to bool.
4951 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4952 vax_expand_addsub_di_operands, vax_output_int_subtract,
4953 vax_output_movmemsi): Declare.
4954 (split_quadword_operands, vax_float_literal): Delete declaration.
4955 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4956 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4957 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4958 ASM_OUTPUT_DWARF_PCREL): Define.
4959 (ASM_SPEC): Change definition to allow PIC generation.
4961 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4963 * doc/sourcebuild.texi: Update front-end requirements.
4965 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4968 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4969 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4970 (booldi3_internal3): Use boolean_or_operator instead of
4973 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4976 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4977 declarator whose size is not an integer constant expression but
4978 folds to an integer constant, then treat it as a constant
4981 2009-04-01 Richard Guenther <rguenther@suse.de>
4983 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4984 i * 4 + 2 to (i * 2 + 1) * 2.
4986 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4989 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4990 return if c_parser_asm_string_literal returned NULL.
4992 2009-04-01 Nick Clifton <nickc@redhat.com>
4994 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4996 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4997 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4998 other typedefs to avoid conflicts with libgcc2.c. Define labels
4999 to gain 16-bit bit-manipulation functions from libgcc2.c and then
5001 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
5002 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5005 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5007 * varasm.c (default_function_rodata_section): Declare DOT as
5010 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5011 Andrey Galkin <agalkin@hypercom.com>
5014 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5015 Make object_name unique for each process.
5017 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5020 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5021 addressable variables in the parallel that could go out of scope while
5022 running queued tasks.
5024 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5026 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5027 (CASE_VALUES_THRESHOLD): Redefine.
5028 * config/avr/avr.c (avr_override_options): Remove initialization of
5029 avr_case_values_threshold variable.
5030 (avr_case_values_threshold): Remove variable. Add new function.
5031 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5032 * config/avr/avr.opt (mno-tablejump): Remove option.
5033 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5035 2009-04-01 DJ Delorie <dj@redhat.com>
5037 * varasm.c (default_function_rodata_section): Don't assume
5038 anything about where the first '.' in the section name is.
5040 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5042 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5043 rs6000_emit_stack_tie.
5045 2009-03-31 Ian Lance Taylor <iant@google.com>
5047 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5048 gimple_code with GIMPLE_RESX, not RESX.
5050 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5052 * c-common.c (c_get_ident): New.
5053 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5055 2009-04-01 Ben Elliston <bje@au.ibm.com>
5057 * config/rs6000/sysv4.opt (msdata): Improve option description.
5059 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5061 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5062 (divdf3_internal_lat): Remove.
5063 (divxf3_internal_lat): Remove.
5064 (divxf3_internal_thr): Remove.
5065 (divxf): Use divxf3_internal.
5066 * config/ia64/div.md (divsf3_internal_lat): New.
5067 (divdf3_internal_lat): New.
5068 (divxf3_internal): New.
5070 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5073 * Makefile.in (USE_GCC_STDINT): Define.
5074 (stmp-int-hdrs): Install stdint.h if applicable.
5075 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5077 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5078 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5079 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5080 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5081 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5082 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5083 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5084 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5085 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5086 (c_common_nodes_and_builtins): Initialize
5087 underlying_wchar_type_node. Do not initialize
5088 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5089 nodes for new types.
5090 (c_stddef_cpp_builtins): Define macros for new types.
5091 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5093 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5094 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5095 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5096 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5097 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5098 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5099 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5100 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5101 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5102 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5103 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5104 int16_type_node, int32_type_node, int64_type_node,
5105 uint8_type_node, uint16_type_node, c_uint32_type_node,
5106 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5107 int_least32_type_node, int_least64_type_node,
5108 uint_least8_type_node, uint_least16_type_node,
5109 uint_least32_type_node, uint_least64_type_node,
5110 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5111 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5112 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5113 uintptr_type_node): Define.
5114 * c-cppbuiltin.c (builtin_define_constants,
5115 builtin_define_type_minmax): New.
5116 (builtin_define_stdint_macros): Define more macros.
5117 (c_cpp_builtins): Define more limit macros.
5119 (builtin_define_type_max): Define in terms of
5120 builtin_define_type_minmax. Remove is_long parameter. All
5122 * config.gcc (use_gcc_stdint): Define.
5123 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5124 Add newlib-stdint.h for generic targets.
5125 * config/glibc-stdint.h, config/newlib-stdint.h,
5126 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5127 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5128 * config/score/score.h (UINTPTR_TYPE): Define.
5129 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5130 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5131 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5132 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5133 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5134 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5135 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5136 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5137 * config/spu/spu.h (STDINT_LONG32): Define.
5138 * configure.ac (use_gcc_stdint): Substitute.
5139 * configure: Regenerate.
5140 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5141 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5142 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5143 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5144 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5145 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5146 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5147 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5148 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5149 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5150 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5151 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5152 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5153 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5154 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5155 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5156 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5157 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5158 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5159 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5160 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5161 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5162 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5163 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5164 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5165 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5166 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5167 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5168 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5170 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5172 * loop-iv.c (suitable_set_for_replacement): Renamed from
5173 simplify_using_assignment; changed to return bool and to accept new
5174 args DEST and SRC. Return true iff we find a source/destination pair
5175 that can be used to make a replacement, and fill SRC and DEST if so.
5176 Remove arg ALTERED. Don't deal with altered regs here. All callers
5178 (simplify_using_initial_values): Deal with altered regs here and track
5179 more precisely the effect they have on the validity of our expression.
5181 * loop-iv.c (simplify_using_condition): A condition of the form
5182 (EQ REG CONST) can be used to simply make a substitution.
5183 (simplify_using_initial_values): Keep track of conditions we have seen
5184 and keep using them to simplify new expressions, while applying the
5185 same substitutions to them as to the expression.
5187 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5188 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5191 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5192 changed. Use this when trying to improve the upper bound.
5193 Generate the comparison by using simplify_gen_relational.
5195 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5197 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5199 (simplify_using_assignment, simplify_using_initial_values): Call
5200 replace_in_expr to make replacements. Call replace_single_def_regs
5201 once on the initial version of the expression.
5203 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5206 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5208 2009-03-31 Richard Guenther <rguenther@suse.de>
5211 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5212 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5214 2009-03-31 Richard Guenther <rguenther@suse.de>
5216 * tree.h (div_if_zero_remainder): Declare.
5217 * fold-const.c (div_if_zero_remainder): Export.
5218 * tree-ssa-forwprop.c
5219 (forward_propagate_addr_into_variable_array_index): Handle
5220 constant array index addition outside of the variable index.
5222 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5225 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5226 define_splits, floatunssi<mode>2): Require x87 conversions from
5227 DImode to be permitted.
5229 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5231 PR preprocessor/15638
5232 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5234 2009-03-31 Richard Guenther <rguenther@suse.de>
5238 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5239 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5240 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5241 a separate statement.
5242 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5243 (lookup_tmp_var): Likewise.
5244 (is_gimple_formal_tmp_or_call_rhs): Remove.
5245 (is_gimple_reg_or_call_rhs): Rename to ...
5246 (is_gimple_reg_rhs_or_call): ... this.
5247 (is_gimple_mem_or_call_rhs): Rename to ...
5248 (is_gimple_mem_rhs_or_call): ... this.
5249 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5250 DECL_GIMPLE_REG_P only if is_formal is true.
5251 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5252 for non-proper post-modify expression gimplification.
5253 (gimplify_self_mod_expr): For post-modify expressions gimplify
5254 the lvalue to a minimal lvalue.
5255 (rhs_predicate_for): Remove formal temp case.
5256 (gimplify_modify_expr_rhs): Likewise.
5257 (gimplify_addr_expr): Use is_gimple_reg.
5258 (gimplify_expr): Remove formal temp cases.
5259 (gimple_regimplify_operands): Likewise.
5260 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5261 and FILTER_EXPR like constants.
5262 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5264 (is_gimple_formal_tmp_rhs): Remove.
5265 (is_gimple_reg_rhs): Remove special casing.
5266 (is_gimple_mem_rhs): Fix.
5267 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5268 (is_gimple_formal_tmp_var): Remove.
5269 (is_gimple_formal_tmp_reg): Likewise.
5270 (is_gimple_min_lval): Allow invariant component ref parts.
5271 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5272 is_gimple_formal_tmp_reg): Remove declarations.
5273 * tree-cfg.c (verify_expr): Verify that variables with address
5274 taken do not have DECL_GIMPLE_REG_P set.
5275 * tree-mudflap.c (mf_build_check_statement_for): Use
5276 force_gimple_operand instead of gimplify_expr.
5278 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5280 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5281 schedulable rows to compute_split_row.
5283 2009-03-31 Ben Elliston <bje@au.ibm.com>
5286 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5289 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5291 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5292 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5293 * configure: Regenerate.
5294 * config.in: Regenerate.
5295 * config/rs6000/rs6000.opt (mtls-markers): Add.
5296 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5297 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5298 (tls_ld_aix, tls_ld_sysv): Likewise.
5299 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5300 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5302 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5304 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5306 2009-03-30 Jan Hubicka <jh@suse.cz>
5308 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5310 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5311 detection and label handling.
5313 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5315 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5316 left_conflicts_size.
5317 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5318 ALLOCNO_LEFT_CONFLICTS_SIZE.
5320 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5321 remove_allocno_from_bucket_and_push,
5322 allocno_spill_priority_compare, push_allocnos_to_stack,
5323 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5324 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5325 (setup_allocno_left_conflicts_num): Ditto. Rename to
5326 setup_allocno_left_conflicts_size.
5327 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5328 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5329 setup_allocno_left_conflicts_size instead of
5330 setup_allocno_left_conflicts_num.
5332 * ira-build.c (ira_create_allocno): Use
5333 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5334 ALLOCNO_LEFT_CONFLICTS_NUM.
5336 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5338 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5339 instead of DF_LR_OUT.
5341 * ira-lives.c (process_bb_node_lives): Ditto.
5343 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5344 instead of DF_LR_{OUT,IN}.
5346 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5348 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5350 2009-03-30 Jan Hubicka <jh@suse.cz>
5352 * except.c (label_to_region_map): Fix thinko.
5354 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5357 * tree.h (tree_find_value): New declaration.
5358 * tree.c (tree_find_value): New function.
5359 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5361 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5364 * c-decl.c (struct c_binding): Add locus field.
5365 (bind): Add locus argument, set locus field from it.
5366 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5367 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5368 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5369 implicitly_declare, undeclared_variable, lookup_label,
5370 declare_label, c_make_fname_decl, c_builtin_function,
5371 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5374 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5377 * config/i386/i386.c (classify_argument): Check total size of
5380 2009-03-30 Martin Jambor <mjambor@suse.cz>
5382 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5383 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5384 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5387 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5388 seen_variable_array_ref while also traversing a union.
5390 * tree-inline.c (optimize_inline_calls): Do not call
5391 cgraph_node_remove_callees.
5392 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5393 (pass_remove_cgraph_callee_edges): New variable.
5394 * passes.c (init_optimization_passes): Add
5395 pass_remove_cgraph_callee_edges after early inlining and before all
5396 late intraprocedural passes.
5398 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5400 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5402 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5405 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5407 * combine.c (simplify_comparison): Use have_insn_for.
5408 * dojump.c (do_jump): Likewise.
5410 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5412 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5413 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5414 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5415 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5416 instead of sparc_compare_emitted.
5417 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5418 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5419 instead of sparc_compare_emitted.
5421 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5423 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5424 enter/exit cfglayout mode.
5425 (pass_partition_block): Require it.
5426 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5427 (combine_instructions): Track basic blocks instead of labels.
5428 (update_cfg_for_uncondjump): New.
5429 (try_combine): Use it. Update jumps after rescanning.
5430 (pass_combine): Require PROP_cfglayout.
5431 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5433 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5435 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5436 Provide/destroy PROP_cfglayout respectively.
5437 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5438 * tree-pass.h (PROP_cfglayout): New.
5440 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5442 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5443 fold_convert_const_fixed_from_fixed,
5444 fold_convert_const_fixed_from_int,
5445 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5446 set TREE_CONSTANT_OVERFLOW.
5447 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5448 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5450 2009-03-30 Ira Rosen <irar@il.ibm.com>
5452 * tree-vect-loop-manip.c: New file.
5453 * tree-vectorizer.c: Update documentation and included files.
5454 (vect_loop_location): Make extern.
5455 (rename_use_op): Move to tree-vect-loop-manip.c
5456 (rename_variables_in_bb, rename_variables_in_loop,
5457 slpeel_update_phis_for_duplicate_loop,
5458 slpeel_update_phi_nodes_for_guard1,
5459 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5460 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5461 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5462 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5463 find_loop_location): Likewise.
5464 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5465 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5466 get_vectype_for_scalar_type, vect_is_simple_use,
5467 supportable_widening_operation, supportable_narrowing_operation):
5469 (bb_in_loop_p): Move to tree-vect-loop.c.
5470 (new_loop_vec_info, destroy_loop_vec_info,
5471 reduction_code_for_scalar_code, report_vect_op,
5472 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5473 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5474 (vect_supportable_dr_alignment): Likewise.
5475 * tree-vectorizer.h (tree-data-ref.h): Include.
5476 (vect_loop_location): Declare.
5477 Reorganize function declarations according to the new file structure.
5478 * tree-vect-loop.c: New file.
5479 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5480 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5481 * tree-vect-data-refs.c: New file.
5482 * tree-vect-patterns.c (timevar.h): Don't include.
5483 * tree-vect-stmts.c: New file.
5484 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5485 tree-vect-slp.c, tree-vect-loop.c.
5486 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5487 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5488 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5489 (tree-vect-analyze.o): Remove.
5490 (tree-vect-transform.o): Likewise.
5491 (tree-vect-data-refs.o): Add rule.
5492 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5493 tree-vect-slp.o): Likewise.
5494 (tree-vect-patterns.o): Remove redundant dependencies.
5495 (tree-vectorizer.o): Likewise.
5496 * tree-vect-slp.c: New file.
5498 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5500 * optc-gen.awk: Warn if an option flag has multiple different
5503 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5505 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5506 -floop-block): Document dependences on PPL, CLooG and Graphite.
5508 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5510 PR rtl-optimization/323
5511 * c-common.c (c_fully_fold, convert_and_check,
5512 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5513 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5514 * c-common.def (EXCESS_PRECISION_EXPR): New.
5515 * c-cppbuiltin.c (builtin_define_float_constants): Define
5516 constants with enough digits for long double.
5517 * c-lex.c (interpret_float): Interpret constant with excess
5518 precision where appropriate.
5519 * c-opts.c (c_common_post_options): Set
5520 flag_excess_precision_cmdline. Give an error for
5521 -fexcess-precision=standard for C++ for processors where the
5522 option is significant.
5523 * c-parser.c (c_parser_conditional_expression): Handle excess
5524 precision in condition.
5525 * c-typeck.c (convert_arguments): Handle arguments with excess
5527 (build_unary_op): Move excess precision outside operation.
5528 (build_conditional_expr): Likewise.
5529 (build_compound_expr): Likewise.
5530 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5531 (build_modify_expr): Handle excess precision in RHS.
5532 (convert_for_assignment): Handle excess precision in converted
5534 (digest_init, output_init_element, process_init_element): Handle
5535 excess precision in initializer.
5536 (c_finish_return): Handle excess precision in return value.
5537 (build_binary_op): Handle excess precision in operands and add
5538 excess precision as needed for operation.
5539 * common.opt (-fexcess-precision=): New option.
5540 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5541 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5542 For standard excess precision, output explicit conversion to and
5543 truncation from XFmode.
5544 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5545 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5546 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5547 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5548 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5549 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5550 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5551 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5552 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5553 define_splits, sqrt<mode>2): Disable where appropriate for
5554 standard excess precision.
5555 * convert.c (convert_to_real): Do not shorten arithmetic to type
5556 for which excess precision would be used.
5557 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5558 * doc/invoke.texi (-fexcess-precision=): Document option.
5559 (-mfpmath=): Correct index entry.
5560 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5561 flag_excess_precision): New.
5562 * langhooks.c (lhd_post_options): Set
5563 flag_excess_precision_cmdline.
5564 * opts.c (common_handle_option): Handle -fexcess-precision=.
5565 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5566 init_excess_precision): New.
5567 (lang_dependent_init_target): Call init_excess_precision.
5568 * tree.c (excess_precision_type): New.
5569 * tree.h (excess_precision_type): Declare.
5571 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5574 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5575 non-lvalue to component.
5577 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5579 PR preprocessor/34695
5580 * Makefile.in (c-opts.o): Depend on c-tree.h.
5581 * c-common.c: Move down include of diagnostic.h.
5582 (done_lexing, c_cpp_error): New.
5583 * c-common.h (done_lexing): Declare.
5584 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5586 * c-opts.c: Include c-tree.h.
5587 (c_common_init_options): Set preprocessor error callback.
5588 (c_common_handle_option): Do not set preprocessor
5589 inhibit_warnings, warnings_are_errors, warn_system_headers,
5590 pedantic_errors or inhibit_warnings flags.
5591 (c_common_post_options): Do not check cpp_errors (parse_in).
5592 (c_common_finish): Do not output dependencies if there were
5593 errors. Do not check return value of cpp_finish.
5594 * c-ppoutput.c (pp_file_change): Set input_location.
5595 * c-tree.h (c_cpp_error): Declare.
5596 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5598 (diagnostic_build_prefix): Check override_column.
5599 * diagnostic.h (diagnostic_info): Add override_column field.
5600 (diagnostic_override_column): Define.
5602 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5604 * c-common.c (c_expand_expr, c_staticp): Remove.
5605 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5606 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5607 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5608 * c-gimplify.c (gimplify_compound_literal_expr,
5609 optimize_compound_literals_in_ctor): Remove.
5610 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5611 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5612 * c-semantics.c (emit_local_var): Remove.
5614 * langhooks-def.h (lhd_expand_expr): Remove.
5615 * langhooks.c (lhd_expand_expr): Remove.
5616 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5618 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5619 handling from c-semantics.c; don't call into langhook.
5620 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5621 * gimplify.c (gimplify_compound_literal_expr,
5622 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5623 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5624 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5625 as was done in c-gimplify.c.
5626 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5627 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5628 Move from c-common.h.
5629 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5631 * tree.c (staticp): Do not call langhook.
5632 * langhooks.c (lhd_staticp): Delete.
5633 * langhooks-def.h (lhd_staticp): Delete prototype.
5634 (LANG_HOOKS_STATICP): Delete.
5635 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5637 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5638 instead of DECL_STMTs.
5640 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5648 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5650 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5651 contained expression.
5652 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5653 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5654 conditional expressions for C.
5655 (decl_constant_value_for_optimization): Move from
5656 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5657 whether optimizing and that the expression is a VAR_DECL not of
5658 array type instead of doing such checks in the caller. Do not
5659 check pedantic. Call gcc_unreachable for C++.
5660 * c-common.def (C_MAYBE_CONST_EXPR): New.
5661 * c-common.h (c_fully_fold, c_save_expr,
5662 decl_constant_value_for_optimization): New prototypes.
5663 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5664 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5665 EXPR_INT_CONST_OPERANDS): Define.
5666 * c-convert.c (convert): Strip nops from expression.
5667 * c-decl.c (groktypename): Take extra parameters expr and
5668 expr_const_operands. Update call to grokdeclarator.
5669 (start_decl): Update call to grokdeclarator. Add statement for
5670 expressions used in type of decl.
5671 (grokparm): Update call to grokdeclarator.
5672 (push_parm_decl): Update call to grokdeclarator.
5673 (build_compound_literal): Add parameter non_const and build a
5674 C_MAYBE_COSNT_EXPR if applicable.
5675 (grokdeclarator): Take extra parameters expr and
5676 expr_const_operands. Track expressions used in declaration
5677 specifiers and declarators. Fold array sizes and track whether
5678 they are constant expressions and whether they are integer
5679 constant expressions.
5680 (parser_xref_tag): Set expr and expr_const_operands fields in
5682 (grokfield): Update call to grokdeclarator.
5683 (start_function): Update call to grokdeclarator.
5684 (build_null_declspecs): Set expr and expr_const_operands fields in
5686 (declspecs_add_type): Handle expressions in typeof specifiers.
5687 * c-parser.c (c_parser_declspecs): Set expr and
5688 expr_const_operands fields for declaration specifiers.
5689 (c_parser_enum_specifier): Likewise.
5690 (c_parser_struct_or_union_specifier): Likewise.
5691 (c_parser_typeof_specifier): Likewise. Update call to
5692 groktypename. Fold expression as needed. Return expressions with
5693 type instead of adding statements.
5694 (c_parser_attributes): Update calls to c_parser_expr_list.
5695 (c_parser_statement_after_labels): Fold expression before passing
5696 to objc_build_throw_stmt.
5697 (c_parser_condition): Fold expression.
5698 (c_parser_asm_operands): Fold expression.
5699 (c_parser_conditional_expression): Use c_save_expr. Update call
5700 to build_conditional_expr.
5701 (c_parser_alignof_expression): Update call to groktypename.
5702 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5703 original_code. Fold expression argument of va_arg. Create
5704 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5705 argument to va_arg. Update calls to groktypename. Fold array
5706 index for offsetof. Verify that first argument to
5707 __builtin_choose_expr has integer type.
5708 (c_parser_postfix_expression_after_paren_type): Update calls to
5709 groktypename and build_compound_literal. Handle expressions with
5710 side effects in type name.
5711 (c_parser_postfix_expression_after_primary): Update call to
5712 c_parser_expr_list. Set original_code for calls to
5713 __builtin_constant_p.
5714 (c_parser_expr_list): Take extra parameter fold_p. Fold
5715 expressions if requested.
5716 (c_parser_objc_type_name): Update call to groktypename.
5717 (c_parser_objc_synchronized_statement): Fold expression.
5718 (c_parser_objc_receiver): Fold expression.
5719 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5720 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5721 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5722 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5723 (struct c_typespec): Add elements expr and expr_const_operands.
5724 (struct c_declspecs): Add elements expr and expr_const_operands.
5725 (groktypename, build_conditional_expr, build_compound_literal):
5727 (in_late_binary_op): Declare.
5728 * c-typeck.c (note_integer_operands): New function.
5729 (in_late_binary_op): New variable.
5730 (decl_constant_value_for_broken_optimization): Move to c-common.c
5731 and rename to decl_constant_value_for_optimization.
5732 (default_function_array_conversion): Do not strip nops.
5733 (default_conversion): Do not call
5734 decl_constant_value_for_broken_optimization.
5735 (build_array_ref): Do not fold result.
5736 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5737 result when operand is a VLA.
5738 (c_expr_sizeof_type): Update call to groktypename. Handle
5739 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5740 result when operand names a VLA type.
5741 (build_function_call): Update call to build_compound_literal.
5742 Only fold result for calls to __builtin_* functions. Strip
5743 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5744 the function designator.
5745 (convert_arguments): Fold arguments. Update call to
5746 convert_for_assignment.
5747 (build_unary_op): Handle increment and decrement of
5748 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5749 decrement earlier. Fold operand of increment and decrement.
5750 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5751 built for integer operand. Wrap returns that are INTEGER_CSTs
5752 without being integer constant expressions or that have integer
5753 constant operands without being INTEGER_CSTs.
5754 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5755 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5756 result is an integer constant expression or can be used in
5757 unevaluated parts of one and avoid folding and wrap as
5758 appropriate. Fold operands before possibly doing -Wsign-compare
5760 (build_compound_expr): Wrap result for C99 if operands can be used
5761 in integer constant expressions.
5762 (build_c_cast): Update call to digest_init. Do not ignore
5763 overflow from casting floating-point constants to integers. Wrap
5764 results that could be confused with integer constant expressions,
5765 null pointer constants or floating-point constants.
5766 (c_cast_expr): Update call to groktypename. Handle expressions
5767 included in type name.
5768 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5769 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5770 Update calls to convert_for_assignment.
5771 (convert_for_assignment): Take new parameter
5772 null_pointer_constant. Do not strip nops or call
5773 decl_constant_value_for_broken_optimization. Set
5774 in_late_binary_op for conversions to boolean.
5775 (store_init_value): Update call to digest_init.
5776 (digest_init): Take new parameter null_pointer_constant. Do not
5777 call decl_constant_value_for_broken_optimization. pedwarn for
5778 initializers not constant expressions. Update calls to
5779 convert_for_assignment.
5780 (constructor_nonconst): New.
5781 (struct constructor_stack): Add nonconst element.
5782 (really_start_incremental_init, push_init_level, pop_init_level):
5783 Handle constructor_nonconst and nonconst element.
5784 (set_init_index): Call constant_expression_warning for array
5786 (output_init_element): Fold value. Set constructor_nonconst as
5787 applicable. pedwarn for initializers not constant expressions.
5788 Update call to digest_init. Call constant_expression_warning
5789 where constant initializers are required.
5790 (process_init_element): Use c_save_expr.
5791 (c_finish_goto_ptr): Fold expression.
5792 (c_finish_return): Fold return value. Update call to
5793 convert_for_assignment.
5794 (c_start_case): Fold switch expression.
5795 (c_process_expr_stmt): Fold expression.
5796 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5797 ensure statement expression is not evaluated in constant expression.
5798 (build_binary_op): Track whether results are integer constant
5799 expressions or may occur in such, disable folding and wrap results
5800 as applicable. Fold operands for -Wsign-compare warnings unless
5802 (c_objc_common_truthvalue_conversion): Handle results folded to
5803 integer constants that are not integer constant expressions.
5804 * doc/extend.texi: Document when typeof operands are evaluated,
5805 that condition of __builtin_choose_expr is an integer constant
5806 expression, and more about use of __builtin_constant_p in
5809 2009-03-29 Richard Guenther <rguenther@suse.de>
5811 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5812 propagate addresses of array references.
5814 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5816 * regmove.c (perhaps_ends_bb_p): Remove.
5817 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5818 from INSN and check that the main loop stays within that basic block.
5819 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5820 (regmove_forward_pass): Split out from regmove_optimize. Use
5821 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5822 (regmove_backward_pass): Split out from regmove_optimize. Use
5823 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5824 (regmove_optimize): Simplify.
5826 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5829 * config/i386/i386.c (classify_argument): Ignore flexible array
5830 member in struct and warn ABI change.
5832 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5834 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5836 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5837 (ix86_adjust_cost): Updated.
5839 2009-03-29 Jan Hubicka <jh@suse.cz>
5842 * tree-pass.h (pass_cleanup_eh): New function.
5843 (remove_unreachable_regions): Break code handling RTL
5844 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5845 that can not be reached by runtime.
5846 (can_be_reached_by_runtime): New function.
5847 (label_to_region_map): New function.
5848 (num_eh_regions): New function.
5849 (rtl_remove_unreachable_regions): New function.
5850 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5851 (remove_eh_region): New function.
5852 * except.h: Include sbitmap and vecprim.
5853 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5854 num_eh_regions): Declare.
5855 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5856 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5857 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5858 (tree_empty_eh_handler_p): New function.
5859 (cleanup_empty_eh): New function.
5860 (cleanup_eh): New function.
5861 (pass_cleanup_eh): New function.
5863 2009-03-29 Jan Hubicka <jh@suse.cz>
5865 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5866 for removed regions.
5868 2009-03-29 Jan Hubicka <jh@suse.cz>
5870 * except.c (dump_eh_tree): Dump all datastructures.
5872 2009-03-29 Jan Hubicka <jh@suse.cz>
5874 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5875 (duplicate_eh_regions_1): Likewise.
5876 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5877 vector; call EH verification.
5878 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5879 Be ready for region being removed.
5881 2009-03-29 Jan Hubicka <jh@suse.cz>
5883 * bitmap.c (bitmap_last_set_bit): New function.
5884 * bitmap.h (bitmap_last_set_bit): Declare.
5886 2009-03-29 David Ayers <ayers@fsfe.org>
5889 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5890 by calling objc_compare_types and surpress warnings about
5891 incompatible C pointers that are compatible ObjC pointers.
5893 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5895 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5896 call initialize_inline_failed.
5897 (initialize_inline_failed): Move it from here ...
5898 * cgraph.c (initialize_inline_failed): ... to here.
5899 (cgraph_create_edge): Call initialize_inline_failed rather than
5900 setting inline_failed directly.
5902 2009-03-29 Ben Elliston <bje@au.ibm.com>
5905 * sysv4.opt (msdata): Improve comment.
5906 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5907 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5909 2009-03-29 Ben Elliston <bje@au.ibm.com>
5912 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5913 load and store attributes.
5915 2009-03-29 Ben Elliston <bje@au.ibm.com>
5917 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5918 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5919 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5920 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5921 __builtin_infq and __builtin_huge_valq.
5923 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5925 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5927 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5928 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5930 2009-03-28 Xinliang David Li <davidxl@google.com>
5932 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5933 (do_dbg_cnt): New function.
5935 2009-03-28 Jan Hubicka <jh@suse.cz>
5937 Merge from pretty-ipa:
5939 2009-03-27 Jan Hubicka <jh@suse.cz>
5941 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5942 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5943 * passes.c (function_called_by_processed_nodes_p): New.
5944 * ipa-pure-const.c (check_call): Fix handling of operands.
5945 (analyze_function): Dump debug output for skipped bodies.
5946 (local_pure_const): Use function_called_by_processed_nodes_p.
5947 * dwarf2out.c (reference_to_unused): Use output.
5948 * passes.c (do_per_function_toporder): Likewise.
5950 2008-11-12 Jan Hubicka <jh@suse.cz>
5952 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5953 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5954 state_set_in_source enum
5955 (check_decl): Ignore memory tags; do not set fake looping flags;
5957 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5958 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5959 (check_call, analyze_function): Rewrite.
5961 (add_new_function): Update call of analyze_function.
5962 (generate_summary): Add call of analyze_function.
5963 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5964 (local_pure_const): New function.
5965 (pass_local_pure_const): New pass.
5966 * ipa-inline.c (inline_transform): Set after_inlining.
5967 * tree-eh.c (stmt_can_throw_external): New.
5968 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5969 work with aliasing built.
5970 * tree-flow.h (stmt_can_throw_external): New.
5971 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5972 and local pure/const pass in early and late optimization queue.
5974 2009-03-28 Martin Jambor <mjambor@suse.cz>
5976 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5978 (fold_binary): Allow function decl aligment consideration is the
5979 second argument is integer constant one.
5980 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5981 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5982 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5984 2009-03-28 Jan Hubicka <jh@suse.cz>
5986 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5987 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5988 * function.h (rtl_data): Add nothrow flag.
5989 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5990 set DECL_NOTHROW for AVAILABLE functions.
5992 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5994 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5995 following vector keyword has expansion starting with pixel or bool
5996 keyword, expand vector to __vector and pixel or bool to __pixel or
6000 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
6001 warn_if_disallowed_function_p): Removed.
6002 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
6003 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6004 warning_if_disallowed_function_p.
6005 * flags.h (warn_if_disallowed_function_p,
6006 warn_disallowed_functions): Removed.
6007 * common.opt (Wdisallowed-function-list=): Removed.
6008 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6010 2009-03-28 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/38723
6013 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6016 2009-03-28 Jan Hubicka <jh@suse.cz>
6018 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6019 test introduced by my previous patch.
6021 2009-03-28 Richard Guenther <rguenther@suse.de>
6023 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6024 the PHIs value undefined.
6026 2009-03-28 Jan Hubicka <jh@suse.cz>
6028 * tree-pass.h (pass_fixup_cfg): New pass.
6029 * ipa-inline.c (inline_transform): Set
6030 always_inline_functions_inlined/after_inlining.
6031 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6032 (pass_fixup_cfg): New pass.
6033 * passes.c (init_optimization_passes): Add fixup_cfg.
6035 2009-03-28 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/38458
6038 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6039 argument use the arguments copy-of value.
6041 2009-03-28 Richard Guenther <rguenther@suse.de>
6043 PR tree-optimization/38180
6044 * tree-ssa-ccp.c (get_default_value): Simplify.
6045 (likely_value): Likewise.
6046 (surely_varying_stmt_p): Properly handle VOP case.
6047 (ccp_initialize): Likewise.
6048 (ccp_fold): Handle propagating through *&.
6049 (fold_const_aggregate_ref): Also handle decls.
6051 2009-03-28 Jan Hubicka <jh@suse.cz>
6053 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6054 * cgraph.h (cgraph_node): Likewise.
6055 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6056 (cgraph_reset_node): Use process flag.
6057 (cgraph_mark_functions_to_output): Likewise.
6058 (cgraph_expand_function): Likewise.
6059 (cgraph_expand_all_functions): Likewise.
6060 (cgraph_output_in_order): Likewise.
6061 * dwarf2out.c (reference_to_unused): Likewise.
6062 * passes.c do_per_function_toporder): Likewise.
6064 2009-03-28 Jan Hubicka <jh@suse.cz>
6066 Bring from lto-branch:
6068 2008-09-03 Doug Kwan <dougkwan@google.com>
6070 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6071 enums instead of reason strings.
6072 * cgraph.c (cgraph_create_edge): Same.
6073 (cgraph_inline_failed_string): New function.
6074 * cgraph.h (cgraph_inline_failed_t): New enum type.
6075 (cgraph_inline_failed_string): New prototype.
6076 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6077 char pointer to cgraph_inline_failed_t.
6078 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6079 (cgraph_default_inline_p): Ditto.
6080 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6081 to cgraph_inline_failed_t pointer.
6082 * cif-code.def: New file.
6083 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6085 (cgraph_check_inline_limits): Change type of REASON to pointer to
6086 cgraph_inline_failed_t. Replace reason strings with enums.
6087 (cgraph_default_inline_p): Ditto.
6088 (cgraph_recursive_inlining_p): Ditto.
6089 (update_caller_keys): Change type of FAILED_REASON to
6090 cgraph_inline_failed_t.
6091 (cgraph_set_inline_failed): Change type of REASON to pointer to
6092 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6093 convert enums to strings for text output.
6094 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6095 to be of type cgraph_inline_failed_t. Replace reason strings with
6096 enums. Call cgraph_inline_failed_string to covert enums
6097 to strings for text output.
6098 (cgraph_decide_inlining): Replace reason strings with enums.
6099 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6100 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6102 * tree-inline.c (expand_call_inline): Change type of REASON
6103 to cgraph_inline_failed_t. Replace reason strings with enums.
6104 Call cgraph_inline_failed_string for text output.
6105 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6108 2009-03-28 Jan Hubicka <jh@suse.cz>
6110 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6111 cgraph_clone_node): Remove master clone handling.
6112 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6113 * cgraph.h (master_clone): Remove.
6114 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6115 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6116 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6118 2009-03-28 Jan Hubicka <jh@suse.cz>
6120 * cgraph.c (cgraph_function_body_availability): Functions declared
6121 inline are always safe to assume that it is not going to be replaced.
6123 2009-03-28 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/38513
6126 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6127 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6128 EXC_PTR_EXPR and FILTER_EXPR.
6129 (get_ref_from_reference_ops): Likewise.
6131 2009-03-28 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/38968
6134 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6135 Use FLOOR_MOD_EXPR to compute misalignment.
6137 2009-03-28 Richard Guenther <rguenther@suse.de>
6139 PR tree-optimization/37795
6140 * tree.h (combine_comparisons): Declare.
6141 * fold-const.c (combine_comparisons): Export.
6142 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6144 (ifcombine_iforif): Use combine_comparisons.
6146 2009-03-28 Jan Hubicka <jh@suse.cz>
6148 * tree-eh.c (inlinable_call_p): New function.
6149 (make_eh_edges): Use it.
6150 (verify_eh_edges): Use it.
6151 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6152 * except.c (reachable_next_level): Add inlinable_function argument
6153 (sjlj_find_directly_reachable_regions): Update.
6154 (add_reachable_handler): Do not set saw_any_handlers.
6155 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6156 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6157 Add new inlinable call parameter.
6158 (can_throw_internal, can_throw_external): Update.
6159 * except.h (can_throw_internal_1, can_throw_external_1,
6160 foreach_reachable_handler): Update declaration.
6162 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6164 * config/arm/t-arm-coff, config/h8300/coff.h,
6165 config/i386/i386-aout.h, config/i386/i386-coff.h,
6166 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6167 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6168 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6169 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6170 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6171 sys-types.h: Remove.
6172 * Makefile.in: Remove protoize and fixproto support and references
6174 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6175 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6177 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6178 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6179 unprotoize$(exeext).
6180 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6181 (.PHONY): Don't depend on proto.
6182 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6183 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6184 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6185 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6186 build/gen-protos.o, build/scan.o, xsys-protos.h,
6187 build/fix-header$(build_exeext), build/fix-header.o,
6188 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6189 stmp-install-fixproto): Remove.
6190 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6191 SYSCALLS.c or fixproto files.
6192 (install-common): Don't install protoize.
6193 (install-headers-tar, install-headers-cpio, install-headers-cp):
6194 Don't depend on $(STMP_FIXPROTO).
6195 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6196 install fixproto files or write out fixproto settings.
6197 (uninstall): Don't uninstall protoize.
6198 * config.gcc (use_fixproto): Remove.
6199 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6200 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6201 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6202 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6203 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6204 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6205 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6206 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6207 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6208 * config/t-vxworks (STMP_FIXPROTO): Remove.
6209 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6210 STMP_FIXPROTO): Remove.
6211 * config.in, configure: Regenerate.
6212 * crtstuff.c (gid_t, uid_t): Don't undefine.
6213 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6214 (arm-*-coff, arm-*-aout: Remove target entries.
6215 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6216 Remove mention of AIX 4.1.
6217 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6218 * doc/invoke.texi (Running Protoize): Remove.
6219 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6220 (Protoize Caveats): Remove.
6221 * tsystem.h: Update comments on headers assumed to exist.
6223 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6225 * genautomata.c: Add a new year to the copyright. Add a new
6227 (struct insn_reserv_decl): Add comments for member bypass_list.
6228 (find_bypass): Remove.
6229 (insert_bypass): New.
6230 (process_decls): Use insert_bypass.
6231 (output_internal_insn_latency_func): Output all bypasses with the
6232 same input insn in one switch case.
6234 * rtl.def (define_bypass): Describe bypass choice.
6235 * doc/md.texi (define_bypass): Ditto.
6237 2009-03-27 Richard Guenther <rguenther@suse.de>
6239 * gimplify.c (mark_addressable): Export.
6240 * tree-flow.h (mark_addressable): Declare.
6241 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6242 * tree-ssa.c (verify_phi_args): Verify that address taken
6243 variables have TREE_ADDRESSABLE set.
6245 2009-03-27 Richard Guenther <rguenther@suse.de>
6247 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6248 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6249 Do not mark decls TREE_ADDRESSABLE.
6250 (build_fold_addr_expr): Adjust.
6251 (fold_addr_expr): Remove.
6252 (fold_unary): Use build_fold_addr_expr.
6253 (fold_comparison): Likewise.
6254 (split_address_to_core_and_offset): Likewise.
6255 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6257 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6258 (gimplify_modify_expr_to_memcpy): Mark source and destination
6260 * omp-low.c (create_omp_child_function): Mark the object decl
6262 (lower_rec_input_clauses): Mark the var we take the address of
6264 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6266 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6269 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6270 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6272 2009-03-27 Richard Guenther <rguenther@suse.de>
6274 PR tree-optimization/39120
6275 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6277 (handle_lhs_call): Process return constraints. Add escape
6278 constraints if necessary.
6279 (handle_const_call): Fill out return constraints. Make nested
6280 case more precise. Avoid consttmp if possible.
6281 (handle_pure_call): Fill out return constraints. Avoid
6282 callused if possible.
6283 (find_func_aliases): Simplify call handling.
6285 2009-03-27 Richard Guenther <rguenther@suse.de>
6287 PR tree-optimization/39120
6288 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6289 as a representative.
6290 (solve_graph): Do propagate CALLUSED.
6291 (handle_pure_call): Use a scalar constraint from CALLUSED for
6293 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6296 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6299 * c-common.c (handle_aligned_attribute): Properly check alignment
6300 overflow. Use (1U << i) instead of (1 << i).
6302 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6304 * expr.h (get_mem_align_offset): Updated.
6306 * tree.h (tree_decl_common): Change align to "unsigned int" and
6307 move it before pointer_alias_set.
6309 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6310 Jakub Jelinek <jakub@redhat.com>
6313 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6314 gr_register_operand with gr_reg_or_0_operand.
6315 (cmpxchg_rel_di): Likewise.
6316 (sync_lock_test_and_set<mode>): Likewise.
6318 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6320 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6321 (true_regnum): Likewise.
6323 * rtlanal.c (subreg_info): Moved to ...
6324 * rtl.h (subreg_info): Here. New.
6325 (subreg_get_info): New.
6327 * rtlanal.c (subreg_get_info): Make it extern.
6329 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6332 * config/i386/i386.c (ix86_abi): New.
6333 (override_options): Handle -mabi=.
6334 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6335 (ix86_call_abi_override): Likewise.
6336 (init_cumulative_args): Likewise.
6337 (function_arg_advance): Likewise.
6338 (function_arg_64): Likewise.
6339 (function_arg): Likewise.
6340 (ix86_pass_by_reference): Likewise.
6341 (ix86_function_value_regno_p): Likewise.
6342 (ix86_build_builtin_va_list_abi): Likewise.
6343 (setup_incoming_varargs_64): Likewise.
6344 (is_va_list_char_pointer): Likewise.
6345 (ix86_init_machine_status): Likewise.
6346 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6347 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6348 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6349 (ix86_function_abi): Make it static and return enum calling_abi.
6350 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6352 (ix86_fn_abi_va_list): Updated.
6354 * config/i386/i386.h (ix86_abi): New.
6355 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6356 (CONDITIONAL_REGISTER_USAGE): Likewise.
6357 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6358 (machine_function): Likewise.
6360 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6362 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6363 (STACK_BOUNDARY): Likewise.
6364 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6366 * config/i386/i386.opt (mabi=): New.
6368 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6369 return enum calling_abi.
6370 (ix86_function_type_abi): Likewise.
6371 (ix86_function_abi): Removed.
6373 * doc/invoke.texi: Document -mabi= option for x86.
6375 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6377 * builtins.c (real_dconstp): Delete.
6378 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6380 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6381 Jakub Jelinek <jakub@redhat.com>
6384 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6385 (gen_subprogram_die): When a function is explicit, generate the
6386 DW_AT_explicit attribute.
6387 * langhooks.h (struct lang_hooks_for_decls): Add
6388 function_decl_explicit_p langhook.
6389 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6390 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6392 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6394 * builtins.c (fold_builtin_memory_op): Optimize memmove
6395 into memcpy if we can prove source and destination don't overlap.
6397 * tree-inline.c: Include gt-tree-inline.h.
6398 (clone_fn_id_num): New variable.
6399 (clone_function_name): New function.
6400 (tree_function_versioning): Use it.
6401 * Makefile.in (GTFILES): Add tree-inline.c.
6403 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6405 * BASE-VER: Change to 4.5.0.
6407 2009-03-27 Xinliang David Li <davidxl@google.com>
6409 PR tree-optimization/39557
6410 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6412 2009-03-27 Xinliang David Li <davidxl@google.com>
6414 PR tree-optimization/39548
6415 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6418 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6420 * c-common.c (pointer_int_sum): Use %wd on return from
6423 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6425 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6426 on return from tree_low_cst.
6428 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6431 * ginclude/stdarg.h (va_copy): Define also for
6432 __GXX_EXPERIMENTAL_CXX0X__.
6434 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6437 * builtins.h (c_strlen): Do not warn here.
6438 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6439 * c-common.c (pointer_int_sum): Take an explicit location.
6440 Warn about offsets out of bounds.
6441 * c-common.h (pointer_int_sum): Adjust declaration.
6443 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6445 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6448 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6451 * opts.c (warn_if_disallowed_function_p): Don't assume
6452 get_callee_fndecl must return non-NULL.
6454 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6456 PR rtl-optimization/39522
6457 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6458 when reg_reloaded_valid is set.
6460 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6462 * config/spu/divv2df3.c: New file.
6463 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6464 (DPBIT_FUNCS): Filter out _div_df.
6466 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6468 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6469 a jump insn, count that jump in the distance to the loop start.
6471 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6474 * config/sh/sh.c (calc_live_regs): Fix condition for global
6475 registers except PIC_OFFSET_TABLE_REGNUM.
6477 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6480 * doc/invoke.texi (-mconsole): New.
6484 (-mnop-fun-dllimport): New.
6488 (sub section "i386 and x86-64 Windows Options"): New.
6490 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6492 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6493 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6495 2009-03-25 Richard Guenther <rguenther@suse.de>
6498 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6501 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6503 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6504 neither of haifa/selective schedulers are working.
6506 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6508 * doc/invoke.texi (Debugging Options): Fix description of
6509 -fno-merge-debug-strings.
6511 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6513 * config/cris/libgcc.ver: New version-script.
6514 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6516 * configure.ac <GAS features, nop mnemonic>: Add pattern
6517 crisv32-*-* for "nop".
6518 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6519 * configure: Regenerate.
6521 2009-03-24 Ira Rosen <irar@il.ibm.com>
6523 PR tree-optimization/39529
6524 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6525 mark_sym_for_renaming for the tag copied to the new vector
6528 2009-03-24 Arthur Loiret <aloiret@debian.org>
6530 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6531 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6532 EXTRA_SPEC_FUNCTIONS.
6533 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6534 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6535 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6536 -march and -mtune options.
6538 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6540 * config/m68k/t-rtems: Add m5329 multilib.
6542 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6543 Jakub Jelinek <jakub@redhat.com>
6546 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6549 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6552 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6553 instead of c_parser_expression_conv, if original_code isn't one of the
6554 4 allowed comparison codes, fail.
6556 2009-03-23 Richard Guenther <rguenther@suse.de>
6558 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6559 * tree.h (struct tree_type): Likewise.
6560 * reload.h (struct insn_chain): Likewise.
6561 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6562 * function.h (struct function): Likewise.
6563 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6565 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6567 PR tree-optimization/39516
6568 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6570 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6572 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6573 should be set true if BITS_PER_WORD of target is bigger than 32
6575 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6577 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6578 Translate -B-options to -rpath-link. Correct existing
6579 rpath-link and conditionalize on !nostdlib.
6581 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6583 * doc/extend.texi (Function Attributes, Variable Attributes):
6585 * doc/invoke.texi (Debugging Options, Optimize Options)
6586 (i386 and x86-64 Options, MCore Options): Likewise.
6588 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6591 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6592 it for block local namespace aliases.
6593 (gen_decl_die): Pass context_die to gen_namespace_die.
6595 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6598 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6599 minimum or maximum value.
6601 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6603 * reginfo.c (globalize_reg): Recompute derived reg sets.
6605 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6608 * libgcc2.c (mprotect): Do not use signed arguments for
6609 VirtualProtect, use DWORD arguments. Also fix the 'may
6610 be used uninitialized' warning for the np variable.
6612 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6615 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6616 functions using regparm calling conventions when not optimizing.
6617 (ix86_function_sseregparm): Similarly for sseregparm calling
6620 2009-03-19 Li Feng <nemokingdom@gmail.com>
6623 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6624 dependence if the first conflict is after niter iterations.
6626 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6629 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6630 functions with dynamic stack-pointer adjustments.
6632 2009-03-19 Ben Elliston <bje@au.ibm.com>
6634 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6635 option; change to -msdata=data.
6637 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6639 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6642 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6645 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6647 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6649 * doc/invoke.texi (Code Gen Options): Expand discussion of
6652 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6654 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6655 * matrix-reorg.c (struct matrix_info): Likewise.
6656 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6657 * rtl.h (struct mem_attrs): Likewise.
6658 * df.h (struct df): Likewise.
6659 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6660 * ira-int.h (struct ira_allocno): Likewise.
6661 * df-scan.c (struct df_collection_rec): Likewise.
6662 * ira.c (struct equivalence): Likewise.
6663 * function.c (struct temp_slot): Likewise.
6664 * cfgloop.h (struct loop): Likewise.
6667 * function.c (use_register_for_decl): When not optimizing, disregard
6668 register keyword for variables with types containing methods.
6670 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6673 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6674 (is_simple_operand): Call contains_component_ref_p before calling data
6675 reference analysis that would fail on COMPONENT_REFs.
6677 * tree-vrp.c (search_for_addr_array): Fix formatting.
6679 2009-03-18 Richard Guenther <rguenther@suse.de>
6681 * tree-vect-transform.c (vect_loop_versioning): Fold the
6682 generated comparisons.
6683 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6684 (slpeel_tree_peel_loop_to_edge): Likewise.
6686 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6689 * opts.c (print_specific_help): In addition to `undocumented',
6690 accept `separate' and `joined' flags if passed alone. Describe
6691 output by the first matched one of those.
6692 (common_handle_option): Skip over empty strings.
6693 * gcc.c (display_help): Fix help string for `--help='.
6694 * doc/invoke.texi (Option Summary, Overall Options): With
6695 `--help=', classes and qualifiers can both be repeated, but
6696 only the latter can be negated. One should not pass only
6697 negated qualifiers. Fix markup and examples.
6700 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6702 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6703 and -fhelp=separate.
6705 2009-03-17 Jing Yu <jingyu@google.com>
6708 * function.h (struct rtl_data): Move is_thunk from here...
6709 (struct function): ...to here.
6710 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6711 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6713 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6715 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6716 (alpha_output_function_end_prologue): Likewise.
6717 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6718 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6719 (rs6000_output_function_epilogue): Likewise.
6720 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6722 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6725 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6726 from different units in a single alternative.
6727 (*truncdfsf_i387): Ditto.
6728 (*truncxfsf2_mixed): Ditto.
6729 (*truncxfdf2_mixed): Ditto.
6731 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6733 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6734 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6737 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6738 unused non-artificial variables when not optimizing.
6741 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6742 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6743 NAMESPACE_DECL in its DECL_INITIAL.
6746 * optabs.c (set_user_assembler_libfunc): New function.
6747 * expr.h (set_user_assembler_libfunc): New prototype.
6748 * c-common.c: Include libfuncs.h.
6749 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6750 for memcmp, memset, memcpy, memmove and abort.
6751 * Makefile.in (c-common.o): Depend on libfuncs.h.
6754 * dwarf2out.c (gen_inlined_enumeration_type_die,
6755 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6756 gen_tagged_type_instantiation_die): Removed.
6757 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6760 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6763 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6765 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6766 (check-parallel-%): Ditto.
6767 (check-consistency): Ditto.
6769 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6771 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6772 local variable rhs by NULL_TREE.
6774 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6777 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6779 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6782 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6784 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6787 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6788 for ms->sysv ABI calls only in 64bit mode.
6790 * config/i386/i386.md (untyped_call): Support 32bit.
6792 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6794 * doc/extend.texi: Replace x86_65 with x86_64.
6796 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6798 PR tree-optimization/39455
6799 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6800 mismatches for POINTER_TYPE_P (type).
6801 (number_of_iterations_le): Likewise.
6803 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6805 * config/picochip/picochip.c: Removed profiling support.
6806 * config/picochip/picochip.md: Removed profiling instruction.
6807 * config/picochip/picochip.h: Removed profiling builtin.
6809 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6811 * doc/install.texi (--with-host-libstdcxx): Document.
6813 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6816 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6817 generate a warning if the function name does not begin with
6818 "__vector" and the function has either the 'signal' or 'interrupt'
6819 attribute, from here to ...
6820 (avr_declare_function_name): ...here. New function.
6821 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6822 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6824 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6827 * cse.c (fold_rtx): Don't modify original const_arg1 when
6828 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6829 separate variable instead.
6830 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6831 from out of range shift counts.
6832 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6834 2009-03-13 Catherine Moore <clm@codesourcery.com>
6836 * config/i386/x-mingw32 (host-mingw32.o): Replace
6837 diagnostic.h with $(DIAGNOSTIC_H).
6839 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6842 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6844 * config/i386/sync.md (sync_compare_and_swap<mode>,
6845 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6846 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6848 (sync_double_compare_and_swapdi_pic,
6849 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6850 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6852 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6855 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6857 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6860 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6861 (avx_addsubv4df3): Likewise.
6862 (*avx_addsubv4sf3): Likewise.
6863 (sse3_addsubv4sf3): Likewise.
6865 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6868 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6870 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6873 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6874 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6875 registers for allocnos created from user-defined variables.
6877 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6880 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6881 of non-integer mode as well.
6883 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6885 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6886 for functions for which the parameter types are unknown.
6888 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6891 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6892 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6893 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6894 * config/i386/i386.c (ix86_local_alignment): For
6895 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6896 long long variables on the stack to avoid dynamic realignment.
6897 Allow the first argument to be a decl rather than type.
6898 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6900 2009-03-11 Nick Clifton <nickc@redhat.com>
6903 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6905 Add description to mno-lsim option.
6906 * config/mcore/mcore.h: Remove comment about deprecated m4align
6908 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6909 * doc/invoke.texi: Add description of mno-lsim and
6910 mstack-increment options.
6912 * config/fr30/fr30.opt: Document the -mno-lsim option.
6913 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6914 and -mno-lsim options.
6916 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6918 * fold-const.c (fold_comparison): Only call fold_inf_compare
6919 if the mode supports infinities.
6921 2009-03-11 Jason Merrill <jason@redhat.com>
6924 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6925 end already did. Notice GIMPLE_CALL modifications of the result.
6926 Don't copy debug information from an ignored decl or a decl from
6929 2009-03-10 Richard Guenther <rguenther@suse.de>
6930 Nathan Froyd <froydnj@codesourcery.com>
6933 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6934 (__divMODE3): Likewise.
6936 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6938 PR tree-optimization/39394
6939 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6940 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6942 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6944 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6945 inline asms for register asm ("") declarations.
6947 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6949 * fold-const.c (fold_unary): Fix comment.
6951 2009-03-07 Jan Hubicka <jh@suse.cz>
6954 * tree-inline.c (setup_one_parameter): Do replacement of const
6955 argument by constant in SSA form.
6957 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6960 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6961 determine alignment passed to assign_stack_local.
6962 (assign_parms_unsplit_complex): Likewise.
6963 * except.c (sjlj_build_landing_pads): Likewise.
6965 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6968 * tree-flow.h (add_referenced_var): Return bool instead of void.
6969 * tree-dfa.c (add_referenced_var): Return result of
6970 referenced_var_check_and_insert call.
6971 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6972 of referenced_var_check_and_insert.
6975 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6976 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6977 DIE, don't emit it if abstract origin already has it.
6978 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6979 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6981 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6983 * genpreds.c (needs_variable): Fix parentheses at variable name
6985 (write_tm_constrs_h): Indent generated code.
6987 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6989 * doc/extend.texi (Function Attributes): Add documentation
6992 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6995 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6996 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6998 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7000 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
7003 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7006 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7007 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7009 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7011 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7012 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7013 constants instead of magic numbers.
7014 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7016 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7017 (x86_64_ms_abi_int_parameter_registers): Ditto.
7018 (x86_64_int_return_registers): Ditto.
7019 (ix86_maybe_switch_abi): Ditto.
7020 (ix86_expand_call): Ditto for clobbered_registers array.
7021 (ix86_hard_regno_mode_ok): Ditto.
7022 (x86_extended_QIreg_mentioned_p): Ditto.
7024 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7026 PR tree-optimization/39349
7027 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7029 * combine.c (gen_lowpart_for_combine): Use omode when generating
7032 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7034 PR rtl-optimization/39235
7035 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7037 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7039 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7041 2009-03-04 Richard Guenther <rguenther@suse.de>
7043 PR tree-optimization/39362
7044 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7045 that occur in abnormal PHIs should be varying.
7047 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7049 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7051 (simple_iv): Take loop as an argument instead of statement.
7052 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7053 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7055 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7057 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7058 * matrix-reorg.c (analyze_transpose): Ditto.
7059 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7060 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7061 * tree-predcom.c (ref_at_iteration): Ditto.
7062 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7064 2009-03-04 Richard Guenther <rguenther@suse.de>
7066 PR tree-optimization/39358
7067 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7068 escaped_id and callused_id.
7069 (solve_graph): Likewise.
7071 2009-03-04 Richard Guenther <rguenther@suse.de>
7073 PR tree-optimization/39339
7074 * tree-sra.c (try_instantiate_multiple_fields): Make it
7075 no longer ICE on the above.
7077 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7079 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7080 that fits within Pmode.
7082 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7085 * tm.texi (LIBCALL_VALUE): Update description.
7087 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7090 * doc/extend.texi (section): Update description.
7092 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7095 * tree-inline.c (remapped_type): New.
7096 (can_be_nonlocal): Call remapped_type instead of remap_type.
7098 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7101 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7102 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7104 2009-03-03 Richard Guenther <rguenther@suse.de>
7107 * tree.c (tree_nonartificial_location): New function.
7108 * tree.h (tree_nonartificial_location): Declare.
7109 * builtins.c (expand_builtin_memory_chk): Provide location
7110 of the call location for artificial function pieces.
7111 (maybe_emit_chk_warning): Likewise.
7112 (maybe_emit_sprintf_chk_warning): Likewise.
7113 (maybe_emit_free_warning): Likewise.
7114 * expr.c (expand_expr_real_1): Likewise.
7116 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7118 PR tree-optimization/39343
7119 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7120 COMPONENT_REF t has ARRAY_TYPE.
7122 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7125 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7126 when the type precision of the induction variable should be
7127 larger than the type precision of nit.
7128 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7129 * graphite.c (graphite_loop_normal_form): Same.
7130 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7132 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7134 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7135 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7136 numbers to describe clobbered registers.
7137 (*call_value_0_rex64_ms_sysv): Ditto.
7138 * config/i386/mmx.md (mmx_emms): Ditto.
7141 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7143 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7146 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7148 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7149 (spu_section_type_flags): New function.
7151 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7153 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7154 reg_class_contents of FLOAT_REGS into a temporary.
7156 2009-03-02 Richard Guenther <rguenther@suse.de>
7157 Ira Rosen <irar@il.ibm.com>
7159 PR tree-optimization/39318
7160 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7161 information to the vectorized statement.
7163 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7165 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7166 variable. Use defined names instead of magic constants for REX SSE
7169 2009-03-01 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/39331
7172 * omp-low.c (lower_send_shared_vars): Do not receive new
7173 values for the reference of DECL_BY_REFERENCE parms or results.
7175 2009-03-01 Jan Hubicka <jh@suse.cz>
7178 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7179 BLOCK_NONLOCALIZED_VAR): New macros.
7180 (tree_block): Add nonlocalized_vars.
7181 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7182 gen_decl_die): Add origin argument. Allow generation of die with
7183 origin at hand only.
7184 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7185 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7187 (gen_block_die): Fix checking for unused blocks.
7188 (process_scope_var): Break out from .... ; work with origins only.
7189 (decls_for_scope) ... here; process nonlocalized list.
7190 (dwarf2out_ignore_block): Look for nonlocalized vars.
7191 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7193 (dump_scope_block): Dump them.
7194 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7195 (remap_block): Likewise.
7196 (can_be_nonlocal): New predicate.
7197 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7199 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7201 * configure: Regenerate.
7203 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7205 * optc-gen.awk: No need to duplicate option flags twice.
7206 Reuse help texts for duplicate options which do not have any.
7208 * gcc.c (display_help): Document --version.
7210 * gcc.c (main): If print_help_list and verbose_flag, ensure
7211 driver output comes before subprocess output.
7213 * optc-gen.awk: Assign all remaining fields to help string,
7214 space-separated, for multi-line help in *.opt.
7216 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7217 -Wno-pedantic-ms-format is for MinGW targets only.
7219 * doc/options.texi (Option file format): Fix bad indentation,
7220 restoring dropped sentence.
7222 2009-02-28 Jan Hubicka <jh@suse.cz>
7224 * tree-inline.c (tree_function_versioning): Output debug info.
7226 2009-02-28 Jan Hubicka <jh@suse.cz>
7229 * tree-inline.c (setup_one_parameter): Do not copy propagate
7230 arguments when not optimizing.
7232 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7235 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7236 (avx_addsubv4df3): Likewise.
7237 (*avx_addsubv4sf3): Likewise.
7238 (sse3_addsubv4sf3): Likewise.
7239 (*avx_addsubv2df3): Likewise.
7240 (sse3_addsubv2df3): Likewise.
7241 (avx_unpckhps256): Correct item selectors.
7242 (avx_unpcklps256): Likewise.
7243 (avx_unpckhpd256): Likewise.
7244 (avx_unpcklpd256): Likewise.
7246 2009-02-28 Jan Hubicka <jh@suse.cz>
7248 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7250 (copy_arguments_for_versioning): If var is declared don't declare it.
7251 (tree_function_versioning): First setup substitutions and then copy
7254 2009-02-27 Jan Hubicka <jh@suse.cz>
7257 * cgraph.h (varpool_output_debug_info): Remove.
7258 * cgraphunit.c (varpool_output_debug_info): Remove.
7259 * dwarf2out.c (deferred_locations_struct): New struct
7260 (deferred_locations): New type.
7261 (deferred_locations_list): New static var.
7262 (deffer_location): New function.
7263 (gen_variable_die): Use it.
7264 (decls_for_scope): Output info on local static vars.
7265 (dwarf2out_finish): Process deferred locations.
7266 * varpool.c (varpool_output_debug_info): Remove.
7268 2009-02-27 Jan Hubicka <jh@suse.cz>
7271 * tree.h (TREE_PROTECTED): Fix comment.
7272 (BLOCK_HANDLER_BLOCK): Remove.
7273 (struct tree_block): Remove handler_block add body_block.
7274 (inlined_function_outer_scope_p): New.
7275 (is_body_block): Remove.
7276 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7277 * dwarf2out.c (is_inlined_entry_point): Remove.
7278 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7279 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7281 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7282 * gimplify.c (gimplify_expr): Gimplify body blocks.
7283 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7284 block with multiple subblocks.
7285 (dump_scope_block): Prettier output; dump more flags and info.
7286 (dump_scope_blocks): New.
7287 (remove_unused_locals): Use dump_scope_blocks.
7288 * tree-flow.h (dump_scope_blocks): Declare.
7289 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7290 * stmt.c (is_body_block): Remove.
7291 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7292 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7294 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7297 * graphite.c (graphite_loop_normal_form): Do not call
7298 number_of_iterations_exit from a gcc_assert.
7300 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7302 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7303 jumps if COND is NULL.
7304 (find_cond_jump): New function.
7305 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7306 * config/s390/s390.md: Remove z10_cobra attribute value.
7308 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7310 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7311 force_const_mem returns NULL_RTX.
7313 2009-02-26 Jan Hubicka <jh@suse.cz>
7316 * cgraph.h (varpool_output_debug_info): Remove.
7317 * cgraphunit.c (varpool_output_debug_info): Remove.
7318 * dwarf2out.c (deferred_locations_struct): New struct
7319 (deferred_locations): New type.
7320 (deferred_locations_list): New static var.
7321 (deffer_location): New function.
7322 (gen_variable_die): Use it.
7323 (decls_for_scope): Output info on local static vars.
7324 (dwarf2out_finish): Process deferred locations.
7325 * varpool.c (varpool_output_debug_info): Remove.
7327 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7329 PR rtl-optimization/39241
7330 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7331 to subreg_offset_representable_p.
7333 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7335 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7336 execute function prototype. Get f and nregs from max_reg_num
7337 and get_insns. Remove the first backward pass as it's dead,
7338 guard the forward pass by flag_expensive_optimizations.
7339 (rest_of_handle_regmove): Delete.
7340 (pass_regmove): Replace it with regmove_optimize.
7342 2009-02-25 Martin Jambor <mjambor@suse.cz>
7344 PR tree-optimization/39259
7345 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7346 calls_alloca function flags.
7347 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7350 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7352 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7353 flags_set_1_rtx, flags_set_1_set): Delete.
7354 (regmove_optimize): Do not call mark_flags_life_zones.
7356 2009-02-24 Julian Brown <julian@codesourcery.com>
7359 * config/arm/arm.c (require_pic_register): Only set
7360 cfun->machine->pic_reg once per function.
7362 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7364 * doc/invoke.texi (Link Options): Document an easier way to pass
7365 options that take arguments to the GNU linker using -Xlinker and -Wl.
7367 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7370 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7372 2009-02-24 Richard Guenther <rguenther@suse.de>
7375 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7377 2009-02-24 Richard Guenther <rguenther@suse.de>
7378 Zdenek Dvorak <ook@ucw.cz>
7380 PR tree-optimization/39233
7381 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7382 from converting them to a generic type.
7384 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7386 PR tree-optimization/39260
7387 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7388 contains a condition with a real type.
7389 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7391 2009-02-23 Jason Merrill <jason@redhat.com>
7394 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7395 narrowing_initializer_constant_valid_p.
7396 (narrowing_initializer_constant_valid_p): Don't return
7397 null_pointer_node for adding a pointer to itself.
7399 2009-02-23 Jan Hubicka <jh@suse.cz>
7402 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7405 2009-02-23 Jan Hubicka <jh@suse.cz>
7407 PR tree-optimization/37709
7408 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7409 * tree.h (block_ultimate_origin): Declare.
7410 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7411 * tree-ssa-live.c (remove_unused_scope_block_p):
7412 Eliminate blocks containig no instructions nor live variables nor
7414 (dump_scope_block): New function.
7415 (remove_unused_locals): Enable removal of dead blocks by default;
7416 enable dumping at TDF_DETAILS.
7418 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7420 * config/i386/i386.c (classify_argument): Don't allow COImode
7422 (function_arg_advance_32): Don't allow OImode.
7423 (function_arg_32): Likewise.
7424 (function_value_32): Likewise.
7425 (return_in_memory_32): Likewise.
7426 (function_arg_64): Remove OImode comment.
7428 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7431 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7432 ix86_expand_vector_set for V4DImode in 64bit mode only.
7433 (ix86_expand_vector_init_one_var): Likewise.
7435 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7437 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7439 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7442 * loop-iv.c: Revert last change.
7443 * emit-rtl.c: Likewise.
7445 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7448 * config/i386/i386.c (type_natural_mode): Remove an extra
7449 space in the warning message.
7450 (function_value_32): Handle 32-byte vector modes.
7451 (return_in_memory_32): Likewise.
7453 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7455 * loop-iv.c (truncate_value): New function.
7456 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7458 (lowpart_subreg): Move to...
7459 * emit-rtl.c: ...here.
7461 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7463 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7464 accidental and undocumented change at revision 140860.
7466 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7468 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7469 take gimple_seq * arguments.
7470 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7471 types_compatible_p langhook.
7473 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7474 Joseph Myers <joseph@codesourcery.com>
7476 * config/arm/arm.c (arm_builtin_va_list): New function.
7477 (arm_expand_builtin_va_start): Likewise.
7478 (arm_gimplify_va_arg_expr): Likewise.
7479 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7480 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7481 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7482 (va_list_type): New variable.
7483 (arm_mangle_type): Mangle va_list_type appropriately.
7485 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7488 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7489 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7490 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7491 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7492 parameter to 1000 for -O1 by default.
7493 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7495 * loop-invariant.c: Include params.h.
7496 (move_loop_invariants): Don't call move_single_loop_invariants on
7499 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7501 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7502 offset when calculating bounds for indexing stack_usage_map. Fixes
7503 a buffer overflow with certain target setups.
7505 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7508 * calls.c (expand_call): Clear try_tail_call if caller and callee
7509 disagree in promotion of function return value.
7511 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7514 * c-common.c (c_determine_visibility): If visibility changed and
7515 DECL_RTL has been already set, call make_decl_rtl to update symbol
7518 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7521 * varasm.c (assemble_variable): Don't check DECL_NAME when
7522 globalizing a variable.
7524 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7527 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7528 expression before any __builtin_trap call.
7529 * c-typeck.c (build_function_call): Convert and check function
7530 arguments before generating a call to a trap. Evaluate the
7531 function arguments before the trap.
7533 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7536 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7537 (UNSPEC_FXAM_MEM): New unspec.
7538 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7539 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7540 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7542 2009-02-19 Richard Guenther <rguenther@suse.de>
7544 PR tree-optimization/39207
7545 PR tree-optimization/39074
7546 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7547 storedanything_tree): New.
7548 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7549 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7550 (build_succ_graph): Add edges from STOREDANYTHING to all
7552 (init_base_vars): Initialize STOREDANYTHING.
7553 (compute_points_to_sets): Free substitution info after
7554 building the succ graph.
7555 (ipa_pta_execute): Likewise.
7557 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7559 (do_ds_constraint): Do not add to special var or non-pointer
7561 (type_could_have_pointers): Split out from ...
7562 (could_have_pointers): ... here. For arrays use the element type.
7563 (create_variable_info_for): Initialize may_have_pointers.
7564 (new_var_info): Likewise.
7565 (handle_lhs_call): Make the HEAP variable unknown-sized.
7566 (intra_create_variable_infos): Use a type with pointers for
7567 PARM_NOALIAS, make it unknown-sized.
7569 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7572 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7574 2009-02-18 Jason Merrill <jason@redhat.com>
7577 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7578 value if DECL_EXTERNAL.
7579 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7580 * target.h (gcc_target::binds_local_p): Clarify "module".
7581 * tree.h (TREE_PUBLIC): Clarify "module".
7583 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7586 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7587 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7589 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7592 * c.opt (Wabi): Support C and ObjC.
7595 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7597 * config/i386/i386.c (classify_argument): Warn once about the ABI
7598 change when passing union with long double.
7600 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7602 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7605 * c-parser.c (c_parser_compound_statement): Always enter and leave
7608 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7611 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7613 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7615 PR tree-optimization/36922
7616 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7617 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7620 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7622 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7625 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7627 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7629 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7631 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7634 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7635 Richard Sandiford <rdsandiford@googlemail.com>
7637 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7638 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7639 (loongson_biadd): ...this.
7641 2009-02-17 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/39202
7644 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7645 a var make sure to follow existing collapses.
7647 2009-02-17 Richard Guenther <rguenther@suse.de>
7650 * langhooks.c (lhd_print_error_function): Check for NULL block.
7652 2009-02-17 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/39204
7655 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7658 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7660 * config/soft-fp/double.h: Update from glibc CVS.
7662 2009-02-17 Richard Guenther <rguenther@suse.de>
7664 PR tree-optimization/39207
7665 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7666 strict-aliasing warnings for pointers pointing to NULL.
7668 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7671 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7672 skipping until next close brace.
7674 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7677 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7678 to function argument boundary.
7680 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7682 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7683 in the lea_add. Reload eventually constraints it properly.
7684 * config/picochip/constraints.md : Remove the target constraint
7685 "b", since it is not needed anymore.
7687 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7689 * gthr-dce.h: Uglify function parameter and local variable names.
7690 * gthr-gnat.h: Likewise.
7691 * gthr-mipssde.h: Likewise.
7692 * gthr-nks.h: Likewise.
7693 * gthr-posix95.h: Likewise.
7694 * gthr-posix.h: Likewise.
7695 * gthr-rtems.h: Likewise.
7696 * gthr-single.h: Likewise.
7697 * gthr-solaris.h: Likewise.
7698 * gthr-tpf.h: Likewise.
7699 * gthr-vxworks.h: Likewise.
7700 * gthr-win32.h: Likewise.
7702 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7705 * config/i386/i386.md: Restrict the new peephole2 to move
7706 between MMX/SSE registers.
7708 2009-02-15 Richard Guenther <rguenther@suse.de>
7711 2009-02-13 Richard Guenther <rguenther@suse.de>
7713 * configure.ac: Enable LFS.
7714 * configure: Re-generate.
7715 * config.in: Likewise.
7717 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7719 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7720 spu_srqwbyte, spu_srqwbytebc): Define.
7721 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7722 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7723 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7724 "shrqby_<mode>"): New insn-and-split patterns.
7725 * config/spu/spu.c (expand_builtin_args): Determine and return
7726 number of operands using spu_builtin_description data.
7727 (spu_expand_builtin_1): Use it.
7729 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7732 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7735 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7738 * config/i386/i386.c (override_options): Correct warning
7739 messages for -malign-loops, -malign-jumps and -malign-functions.
7741 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7744 * config/i386/i386.md: Restrict the new peephole2 to move
7745 between the general purpose registers.
7747 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7750 * config/i386/i386.c (type_natural_mode): Add a new argument.
7751 Return the original mode and warn ABI change if vector size is 32byte.
7752 (function_arg_advance): Updated.
7753 (function_arg): Likewise.
7754 (ix86_function_value): Likewise.
7755 (ix86_return_in_memory): Likewise.
7756 (ix86_sol10_return_in_memory): Likewise.
7757 (ix86_gimplify_va_arg): Likewise.
7758 (function_arg_32): Don't warn ABX ABI change here.
7759 (function_arg_64): Likewise.
7761 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7763 * loop-iv.c (implies_p): In the final case, test that operands 0
7764 of the two comparisons match.
7766 * config/bfin/bfin.c (find_prev_insn_start): New function.
7767 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7768 (find_next_insn_start): Move.
7770 2009-02-13 Richard Guenther <rguenther@suse.de>
7772 * configure.ac: Enable LFS.
7773 * configure: Re-generate.
7774 * config.in: Likewise.
7776 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7779 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7780 sizes on syntax error after some arguments have been parsed.
7782 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7784 * doc/invoke.texi (-fira): Remove.
7786 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7788 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7789 * recog.c: Likewise.
7792 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7794 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7795 (umul_ppmm): Likewise.
7796 (count_leading_zeros): Likewise.
7797 (count_trailing_zeros): Likewise.
7798 (UMUL_TIME): Likewise.
7800 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7802 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7803 soft-fp/t-softfp to tmake_file.
7805 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7806 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7807 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7808 IA64_BUILTIN_INFQ]: New.
7809 (ia64_init_builtins): Initialize __builtin_infq,
7810 __builtin_fabsq and __builtin_copysignq if not HPUX.
7811 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7812 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7814 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7816 (__fixtfti): Likewise.
7817 (__fixunstfti): Likewise.
7818 (__floattitf): Likewise.
7820 * config/ia64/libgcc-glibc.ver: New.
7821 * config/ia64/t-fprules-softfp: Likewise.
7822 * config/ia64/sfp-machine.h: Likewise.
7824 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7825 (LIBGCC2_TF_CEXT): Likewise.
7826 (TF_SIZE): Likewise.
7827 (TARGET_INIT_LIBFUNCS): Likewise.
7829 * config/ia64/t-glibc (SHLINB_MAPFILES):
7830 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7832 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7834 * config/i386/i386.c (construct_container): Rewrite processing
7835 BLKmode with X86_64_SSE_CLASS.
7837 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7840 * config/i386/i386.md: Replace simplify_replace_rtx with
7841 replace_rtx in the new peephole2.
7843 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7845 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7846 loop unrolling do not happen at -O2.
7848 2009-02-12 Michael Matz <matz@suse.de>
7850 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7852 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7854 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7857 2009-02-12 Ben Elliston <bje@au.ibm.com>
7859 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7860 patterns when updating the back chain. Missed in the 2009-02-10
7863 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7865 * doc/extend.texi (Decimal Floating Types): Update identifier of
7866 draft TR and list of missing support.
7868 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7871 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7872 bit to variable length decl's flags, add it also to its
7873 pointer replacement variable.
7875 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7876 Jakub Jelinek <jakub@redhat.com>
7879 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7880 (memory_blockage): New expander.
7881 (*memory_blockage): New insn pattern.
7882 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7883 instead of general blockage at the end of function prologue when
7884 frame pointer is used to access red zone area. Do not emit blockage
7885 when profiling, it is emitted in generic code.
7886 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7887 function epilogue when frame pointer is used to access red zone area.
7889 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7892 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7893 by arithmetic with memory operands.
7894 * config/i386/predicates.md (commutative_operator): New.
7896 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7898 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7901 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7903 * alias.h (record_alias_subset): Declare.
7904 * alias.c (record_alias_subset): Make global.
7906 2009-02-10 Nick Clifton <nickc@redhat.com>
7908 * tree-parloops.c: Change license to GPLv3.
7909 * ipa-struct-reorg.c: Change license to GPLv3.
7910 * ipa-struct-reorg.h: Change license to GPLv3.
7912 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7915 * c-decl.c (start_struct): Return NULL on error.
7917 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7920 * cfgloopmanip.c (remove_path): Call remove_bbs after
7921 cancel_loop_tree, not before it.
7924 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7925 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7926 VAR_DECLs were seen.
7927 * tree-ssa-live.c (remove_unused_locals): Recompute
7928 cfun->has_local_explicit_reg_vars.
7929 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7930 copies or clearings if cfun->has_local_explicit_reg_vars.
7932 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7935 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7936 of function prologue when frame pointer is used to access
7939 2009-02-10 Richard Guenther <rguenther@suse.de>
7942 * gimplify.c (gimple_regimplify_operands): Always look if
7943 we need to create a temporary.
7945 2009-02-10 Richard Guenther <rguenther@suse.de>
7947 PR tree-optimization/39132
7948 * tree-loop-distribution.c (todo): New global var.
7949 (generate_memset_zero): Trigger TODO_rebuild_alias.
7950 (tree_loop_distribution): Return todo.
7952 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7955 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7956 (x86_64_reg_class_name): Removed.
7957 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7958 first one isn't X86_64_SSE_CLASS or any other ones aren't
7959 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7960 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7961 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7962 and 3 X86_64_SSEUP_CLASS.
7963 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7964 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7966 2009-02-10 Ben Elliston <bje@au.ibm.com>
7968 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7969 form instruction to update the stack back chain word, even if the
7970 user has disabled the generation of update instructions.
7971 (movdi_<mode>_update_stack): New.
7972 (movsi_update_stack): Likewise.
7973 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7974 always use an update form instruction to update the stack back
7977 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7980 * graphite.c (if_region_set_false_region): After moving a region in
7981 the false branch of a condition, remove the empty dummy basic block.
7982 (gloog): Remove wrong fix for PR38953.
7984 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7986 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7987 generation due to implicit sign extension.
7989 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7992 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7993 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7995 2009-02-09 Richard Guenther <rguenther@suse.de>
7998 * convert.c (convert_to_real): Disable (float)fn((double)x)
7999 to fnf(x) conversion if errno differences may occur and
8000 -fmath-errno is set.
8002 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8004 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8005 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8006 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8008 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8011 * c-common.c (handle_alias_attribute): Disallow attribute for
8012 anything not a FUNCTION_DECL or VAR_DECL.
8014 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8017 * real.c (do_compare): Special-case compare of zero against
8018 decimal float value.
8020 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8023 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8024 as indicating flexible array members unless the field itself is
8025 being declarared as the incomplete array.
8027 2009-02-06 Jan Hubicka <jh@suse.cz>
8029 PR tree-optimization/38844
8030 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8033 2009-02-06 Richard Guenther <rguenther@suse.de>
8036 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8037 fork because we may expand it as __gcov_fork.
8039 2009-02-06 Nick Clifton <nickc@redhat.com>
8041 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8043 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8045 PR tree-optimization/35659
8046 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8047 vn_phi_eq): Shortcut if hashcode does not match.
8048 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8050 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8051 and avoid iterative_hash_expr.
8052 (FOR_EACH_VALUE_ID_IN_SET): New.
8053 (value_id_compare): Remove.
8054 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8055 sort expressions by value id.
8057 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8060 * config/sh/predicates.md (general_movsrc_operand): Don't check
8061 the subreg of system registers here.
8063 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8066 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8069 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8071 PR rtl-optimization/39110
8072 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8073 addresses, not aligned ones.
8075 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8076 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/39100
8079 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8080 comment says and add edges.
8082 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8085 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8086 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8088 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8090 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8091 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8092 register_bb_in_sese, new_sese, free_sese): Moved.
8093 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8094 outermost_loop_in_scop, build_scop_iteration_domain,
8095 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8096 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8097 Use loop_in_sese_p instead of loop_in_scop_p.
8098 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8099 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8100 (scopdet_basic_block_info): Fix bug in scop detection.
8101 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8102 eq_loop_to_cloog_loop): Remove.
8103 (nb_loops_around_loop_in_scop, nb_loop
8104 ref_nb_loops): Moved here...
8105 * graphite.h (ref_nb_loops): ... from here.
8106 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8107 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8108 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8109 * testsuite/gcc.dg/graphite/scop-19.c: New
8111 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8112 Hans-Peter Nilsson <hp@axis.com>
8114 PR rtl-optimization/37889
8115 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8116 Move offset handling from PLUS to before the switch. Use new
8117 arguments when considering SYMBOL_REFs too.
8118 (rtx_addr_can_trap_p): Pass dummy offset and size.
8119 (enum may_trap_p_flags): Remove.
8120 (may_trap_p_1): Pass size from MEM_SIZE.
8122 PR rtl-optimization/38921
8123 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8124 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8125 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8126 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8128 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8130 AVX Programming Reference (January, 2009)
8131 * config/i386/sse.md (*vpclmulqdq): New.
8133 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8135 PR tree-optimization/38977
8136 PR gcov-profile/38292
8137 * calls.c (special_function_p): Disregard __builtin_ prefix.
8139 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8141 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8142 non-indexable addresses even before reload.
8144 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8147 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8148 as having variable size. Do not give an error for unnamed
8149 parameters with [*] declarators. Give a warning for type names
8150 with [*] declarators and mark them as variable size.
8151 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8152 for sizeof applied to [*] type names.
8154 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8157 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8159 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8161 * gcc.c (process_command): Update copyright notice dates.
8162 * gcov.c (print_version): Likewise.
8163 * gcov-dump.c (print_version): Likewise.
8164 * mips-tfile.c (main): Likewise.
8165 * mips-tdump.c (main): Likewise.
8167 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8170 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8171 for composite type involving a zero-length array type.
8173 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8176 * function.c (match_asm_constraints_1): Skip over
8177 initial optional % in the constraint.
8180 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8181 supported, don't accept FIXED_CSTs.
8182 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8183 and _Sat is used without _Fract/_Accum. Set specs->type to
8184 integer_type_node for cts_fract/cts_accum if fixed point is not
8187 2009-02-02 Catherine Moore <clm@codesourcery.com>
8189 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8191 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8193 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8194 (ABI_HAS_64BIT_SYMBOLS): Use it.
8195 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8197 2009-02-02 Paul Brook <paul@codesourcery.com>
8199 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8201 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8204 * recog.h (asm_operand_ok): Add constraints argument.
8205 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8206 recurse on matching constraint.
8207 (check_asm_operands): Pass constraints as 3rd argument to
8208 asm_operand_ok. Don't look up matching constraint here.
8209 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8212 2009-02-02 Ben Elliston <bje@au.ibm.com>
8214 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8215 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8217 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8219 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8220 information. Remove some obsolete information. Reorganize.
8222 * config/pa/fptr.c: Revert license to GPL 2.
8223 * config/pa/milli64.S: Likewise.
8225 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8228 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8229 LIBRARY name in, instead of hard-coding it.
8230 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8231 extra target make frag to tmake_files according to EH model.
8232 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8233 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8234 frags that define makefile variable EH_MODEL appropriately.
8235 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8236 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8237 to "-sjlj" according to type of EH configured.
8238 (LIBGCC_SONAME): Concatenate it to shared library base name.
8239 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8240 to "_sjlj" according to type of EH configured.
8241 (LIBGCC_SONAME): Concatenate it to shared library base name.
8242 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8243 (SHLIB_LINK): Add missing semicolon to if-else construct.
8244 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8245 string value of "pe_dll" command-line option.
8246 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8247 (SHLIB_SONAME): Use it when overriding t-cygming default.
8248 (SHLIB_IMPLIB): Override t-cygming default.
8249 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8250 string value of "pe_dll" command-line option.
8252 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8255 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8256 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8258 2009-01-31 Richard Guenther <rguenther@suse.de>
8260 PR tree-optimization/38937
8261 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8262 computing the transitive closure.
8264 2009-01-30 Richard Guenther <rguenther@suse.de>
8266 PR tree-optimization/39041
8267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8268 Propagate variable indices only if the types match for this stmt.
8270 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8273 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8274 inline but never defined.
8276 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8278 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8279 (*insv_h_di_reg_extimm): New insn.
8280 (*insv_l<mode>_reg_extimm): New insn.
8282 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8284 * config/picochip/picochip.c (flag_conserve_stack): set
8285 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8286 fconserve-stack. Reduce call-overhead used by inliner.
8288 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8291 * common.opt (flag_conserve_stack): Initialised to zero.
8293 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8296 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8297 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8300 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8302 * ira-color.c (allocno_reload_assign): Update comments.
8303 * regmove.c (regmove_optimize): Likewise.
8307 2009-01-29 Robert Millan <rmh@aybabtu.com>
8309 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8310 * config/i386/kopensolaris-gnu.h: New file. Undefine
8311 `MD_UNWIND_SUPPORT'.
8312 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8314 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8316 PR tree-optimization/39007
8317 * tree-loop-distribution.c (generate_builtin): Use
8318 recompute_dominator to compute the immediate dominator of the
8319 basic block just after the loop.
8321 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8323 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8324 (ASM_OUTPUT_DWARF_PCREL): Define.
8326 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8328 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8329 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8330 global. Modify entries about regmove and IRA.
8332 * ra-conflict.c: Remove the file.
8334 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8336 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8337 (pass_regclass_init): Rename to pass_reginfo_init.
8339 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8341 * toplev.h (flag_ira): Remove.
8343 * caller-save.c (setup_save_areas): Remove flag_ira.
8345 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8347 * global.c: Remove the file.
8349 * opts.c (decode_options): Remove flag_ira.
8351 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8353 * regmove.c: Modify file description.
8354 (find_use_as_address, try_auto_increment): Define them only if
8355 AUTO_INC_DEC is defined.
8356 (replacement_quality, replace_in_call_usage, fixup_match_1,
8357 stable_and_no_regs_but_for_p): Remove.
8358 (reg_set_in_bb): Make it static.
8359 (regmove_optimize): Remove flag_ira and code which worked for
8362 * local-alloc.c: Remove the file.
8364 * common.opt (fira): Remove.
8366 * ira.c: Include except.h.
8367 (eliminable_regset): Move from global.c.
8368 (mark_elimination): Ditto. Remove flag_ira.
8369 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8370 equiv_mem_modified, validate_equiv_mem_from_store,
8371 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8372 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8373 no_equiv, recorded_label_ref): Move from local-alloc.c.
8374 (update_equiv_regs): Ditto. Make it static.
8375 (print_insn_chain, print_insn_chains): Move it from global.c.
8376 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8377 (build_insn_chain): Ditto. Make it static.
8378 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8379 Rename to init_live_subregs.
8380 (gate_ira): Remove flag_ira.
8382 * regclass.c: Rename reginfo.c. Change file description.
8383 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8384 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8385 (init_reg_sets_1): Remove code for evaluation of
8386 reg_class_superclasses and losing_caller_save_reg_set.
8387 (init_regs): Remove init_reg_autoinc.
8388 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8389 ok_for_base_p_nonstrict): Remove.
8390 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8391 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8392 corresponding entries.
8393 (dump_regclass, record_operand_costs, scan_one_insn,
8394 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8395 record_address_regs, auto_inc_dec_reg_p): Remove.
8396 (gt-regclass.h): Rename to gt-reginfo.h.
8398 * rtl.h (dump_global_regs, retry_global_alloc,
8399 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8401 * Makefile.in (RA_H): Remove.
8402 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8403 Rename regclass.o to reginfo.o.
8404 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8406 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8407 (GTFILES): Rename regclass.c to reginfo.c.
8409 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8410 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8412 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8413 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8415 (finish_spills): Ditto. Remove code for !flag_ira.
8417 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8420 * doc/invoke.texi (rtl debug options): Complete rewrite.
8421 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8423 * mode-switching.c (pass_mode_switching): Rename pass from
8424 "mode-sw" to "mode_sw".
8425 * except.c (pass_convert_to_eh_ranges): Rename pass from
8426 "eh-ranges" to "eh_ranges".
8427 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8431 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8432 Alexander Monakov <amonakov@ispras.ru>
8435 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8437 (move_exprs_to_boundary): Change return type and pass through
8438 should_move from move_op. Relax assert. Update usage ...
8439 (schedule_expr_on_boundary): ... here. Use should_move instead of
8441 (move_op_orig_expr_found): Indicate that insn was disconnected from
8443 (code_motion_process_successors): Do not call after_merge_succs
8444 callback if original expression was not found when traversing any of
8446 (code_motion_path_driver): Change return type. Update prototype.
8447 (move_op): Update comment. Add a new parameter (should_move). Update
8448 prototype. Set *should_move based on indication provided by
8449 move_op_orig_expr_found.
8451 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8453 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8454 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8455 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8456 * config/rs6000/rs6000.c (rs6000_override_options): Default
8457 avoid-indexed-addresses on for Power6, off for everything else.
8458 (avoiding_indexed_address_p): New function.
8459 (rs6000_legitimize_address): Use it.
8460 (rs6000_legitimate_address): Likewise.
8461 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8463 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8465 PR tree-optimization/38997
8466 * tree-loop-distribution.c (generate_memset_zero): Use
8467 POINTER_PLUS_EXPR for a pointer addition.
8469 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8471 * config/s390/s390.md (bswap<mode>2): New pattern added.
8473 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8475 * config/s390/s390.md (*tls_load_31): Added type attribute.
8477 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8479 * config/s390/s390.md: Fix a few comments.
8481 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8483 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8484 (*tm<mode>_full): Fixed z10prop attribute.
8485 (*tst<mode>_extimm): Fixed z10prop attribute.
8486 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8487 (*tstqiCCT_cconly): Fixed z10prop attribute.
8488 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8489 (*movsi_larl): Fixed z10prop attribute.
8490 (*movsi_zarch): Fixed z10prop attribute.
8491 (*movsi_eas): Fixed z10prop attribute.
8492 (*movhi): Fixed z10prop attribute.
8493 (*movqi): Fixed z10prop attribute.
8494 (*movstrictqi): Fixed z10prop attribute.
8495 (*mov<mode>): Fixed z10prop attribute.
8496 (*movcc): Fixed z10prop attribute.
8497 (*sethighpartdi_64): Fixed z10prop attribute.
8498 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8499 (*negdi2_sign_cc): Fixed z10prop attribute.
8500 (*negdi2_sign): Fixed z10prop attribute.
8501 (*absdi2_sign_cc): Fixed z10prop attribute.
8502 (*absdi2_sign): Fixed z10prop attribute.
8503 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8504 (*negabsdi2_sign): Fixed z10prop attribute.
8505 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8506 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8507 (doloop_si64): Fixed z10prop attribute.
8508 (doloop_si31): Fixed z10prop attribute.
8509 (doloop_long): Fixed z10prop attribute.
8510 (indirect_jump): Fixed z10prop attribute.
8511 (nop): Fixed z10prop attribute.
8512 (main_base_64): Fixed z10prop attribute.
8513 (reload_base_64): Fixed z10prop attribute.
8515 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8517 PR rtl-optimization/38740
8518 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8520 * config/mips/mips.c (mips_reorg): Likewise.
8522 2009-01-28 Richard Guenther <rguenther@suse.de>
8524 PR tree-optimization/38926
8525 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8526 with the correct value id to a value.
8527 (do_regular_insertion): Use the value number of edoubleprime
8528 for the value number of the expr.
8531 2008-08-21 Richard Guenther <rguenther@suse.de>
8533 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8534 a PHI ask VN if it is already available.
8535 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8536 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8538 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8541 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8542 set to varying whenever max has TREE_OVERFLOW set, similarly
8543 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8545 2009-01-28 Richard Guenther <rguenther@suse.de>
8548 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8549 uninitialized aggregate uses in call arguments.
8551 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8553 PR tree-optimization/38984
8554 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8555 the nothing_id variable if -fno-delete-null-pointer-checks.
8557 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8560 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8561 (set_got_offset_rex64): Ditto.
8563 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8566 * doc/extend.texi: Improve local variable with asm reg.
8568 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8570 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8571 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8572 was not supplied then set warn_packed_bitfield_compat to the
8574 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8577 2009-01-27 Richard Guenther <rguenther@suse.de>
8579 PR tree-optimization/38503
8580 * cfgexpand.c (expand_gimple_basic_block): Ignore
8581 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8582 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8583 variables that cannot have TBAA applied.
8584 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8587 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8590 * calls.c (initialize_argument_information): Do not wrap complex
8591 arguments in SAVE_EXPR.
8593 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8595 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8596 (INSTALL_LIBGCC): Revert typo commit.
8598 2009-01-26 Richard Guenther <rguenther@suse.de>
8600 PR tree-optimization/38745
8601 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8602 from special handling.
8604 2009-01-26 Richard Guenther <rguenther@suse.de>
8606 PR tree-optimization/38745
8607 * tree-ssa.c (execute_update_addresses_taken): Do not include
8608 variables that cannot possibly be a register in not_reg_needs.
8609 Do not clear TREE_ADDRESSABLE on vars that may not become
8611 * tree-ssa.c (update_alias_info_1): Include those in the set
8612 of addressable vars.
8614 2009-01-26 Richard Guenther <rguenther@suse.de>
8617 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8618 * tree-ssa-dse.c: Include langhooks.h
8619 (execute_simple_dse): Remove stores with zero size.
8621 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8624 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8627 2009-01-24 Julian Brown <julian@codesourcery.com>
8629 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8630 config/arm/linux-atomic.c.
8631 * config/arm/linux-atomic.c: New.
8633 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8635 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8636 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8637 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8639 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8642 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8645 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8647 PR tree-optimization/38953
8648 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8649 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8650 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8651 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8654 2009-01-24 Paul Brook <paul@codesourcery.com>
8656 * config/arm/neon.md (neon_type): Move to arm.md.
8657 (neon_mov<VSTRUCT>): Add neon_type attribute.
8658 * config/arm/arm.md (neon_type): Move to here.
8659 (conds): Add "unconditioal" and use as default for NEON insns.
8661 2009-01-24 Ben Elliston <bje@au.ibm.com>
8663 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8664 void *' warning from -Wc++-compat.
8665 * Makefile.in (dominance.o-warn): Remove.
8667 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8669 PR tree-optimization/38932
8670 * fold-const.c (fold_unary_ignore_overflow): New.
8671 * tree.h (fold_unary_ignore_overflow): Declare.
8672 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8673 * tree-ssa-sccvn.c (visit_reference_op_load,
8674 simplify_unary_expression): Likewise.
8676 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8678 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8679 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8680 regardless of their type.
8681 * c-common.c (handle_packed_attribute): Don't ignore packed on
8683 * c.opt (Wpacked-bitfield-compat): New warning option.
8684 * stor-layout.c (place_field): Warn if offset of a field changed.
8685 * doc/extend.texi (packed): Mention the ABI change.
8686 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8687 (Warning Options): Add it to the list.
8689 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8691 * c-opts.c (c_common_post_options): Fix a typo in comments.
8693 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8696 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8697 variables to static.
8698 * doc/invoke.texi (-fmerge-all-constants): Update description.
8700 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8703 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8704 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8706 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8708 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8710 (LOCAL_ALIGNMENT): Similarly.
8712 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8713 Joseph Myers <joseph@codesourcery.com>
8715 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8716 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8717 * config/arm/arm-tune.md: Regenerate.
8718 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8721 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8723 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8724 version number to five.
8726 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8729 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8730 * c-common.c (set_underlying_type): Likewise.
8731 (is_typedef_decl ): Likewise
8733 (set_underlying_type): Likewise.
8734 (is_typedef_type): Likewise.
8736 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8739 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8742 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8745 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8746 (LIBGCC_SPEC): Don't define.
8747 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8749 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8751 PR rtl-optimization/38879
8752 * alias.c (base_alias_check): Unaligned access via AND address can
8753 alias all surrounding object types except those with sizes equal
8754 or wider than the size of unaligned access.
8756 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8759 * c-decl.c (clone_underlying_type): Move this ...
8760 * c-common.c (set_underlying_type): ... here.
8761 Also, make sure the function properly sets TYPE_STUB_DECL() on
8762 the newly created typedef variant type.
8763 (is_typedef_decl ): New entry point.
8764 * tree.h: Added a new member member_types_needing_access_check to
8765 struct tree_decl_non_common.
8766 (set_underlying_type): New entry point.
8767 (is_typedef_type): Likewise.
8769 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8771 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8772 Check whether two instructions have memory references that
8773 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8774 are helper functions for traversing.
8775 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8776 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8777 not to draw dependency edge for instructions with non-conflicting
8780 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8783 * longlong.h: Update copyright years. Use soft-fp license notice.
8784 Sync __clz_tab declaration with glibc.
8786 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8789 * doc/extend.texi (syscall_linkage): New.
8790 (version_id): Modify.
8792 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8793 Richard Guenther <rguenther@suse.de>
8795 PR tree-optimization/38747
8796 PR tree-optimization/38748
8797 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8798 conversion if the base address is an indirect reference and the
8799 aliasing sets could cause issues.
8801 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8803 * common.opt (fgraphite, fgraphite-identity): Add comment for
8804 explaining why these options are not documented.
8806 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8808 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8809 gimple_call_lhs is NULL.
8811 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8814 * emit-rtl.c (adjust_address_1): Make sure memref is never
8817 2009-01-20 Ben Elliston <bje@au.ibm.com>
8819 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8820 const qualifier from arg parameter. Remove unnecessary cast to char *.
8821 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8822 const qualifier from arg 2.
8824 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8826 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8828 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8831 * rtl.h (reinit_regs): New prototype.
8832 * regclass.c: Include ira.h.
8834 * Makefile.in (regclass.o): Add ira.h.
8835 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8837 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8840 * c-common.c (handle_aligned_attribute): Use
8841 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8842 default alignment value.
8844 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8846 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8847 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8849 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8850 __BIGGEST_ALIGNMENT__.
8852 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8854 2009-01-18 Richard Guenther <rguenther@suse.de>
8856 PR tree-optimization/38819
8857 * tree-flow.h (operation_could_trap_helper_p): Declare.
8858 * tree-eh.c (operation_could_trap_helper_p): Export.
8859 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8860 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8861 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8862 are about to insert a possibly trapping instruction and fail
8865 2009-01-18 Andreas Schwab <schwab@suse.de>
8867 * doc/install.texi (Configuration): Remove obsolete paragraph
8868 about use of --with-gnu-ld with --with-gnu-as.
8870 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8872 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8873 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8874 Follow spelling conventions.
8876 2009-01-18 Ben Elliston <bje@au.ibm.com>
8878 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8879 C++ warning about implicit conversion from void * to struct
8881 (bitmap_obstack_free): Likewise for bitmap_element *.
8882 * Makefile.in (bitmap.o-warn): Remove.
8884 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8886 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8888 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8889 Tobias Grosser <tobi.grosser@amd.com>
8891 * graphite.c (graphite_trans_scop_block): Do not block single
8894 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8896 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8897 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8898 test with assertion.
8900 2009-01-16 Richard Guenther <rguenther@suse.de>
8902 PR tree-optimization/38835
8904 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8905 and INT + PTR -> (INT)(PTR p+ INT) folding.
8906 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8908 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8911 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8912 the subreg from a lowpart subreg if it is also casting the value.
8914 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8915 Tobias Grosser <tobi.grosser@amd.com>
8917 * graphite.c (compare_prefix_loops): New.
8918 (build_scop_canonical_schedules): Rewritten.
8919 (graphite_transform_loops): Move build_scop_canonical_schedules
8920 after build_scop_iteration_domain.
8922 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8923 Tobias Grosser <tobi.grosser@amd.com>
8925 * graphite.c (add_conditions_to_domain): Add the loops to
8926 the dimension of the iteration domain. Do copy the domain
8927 only when it exists.
8928 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8929 (add_conditions_to_constraints): New.
8930 (can_generate_code_stmt, can_generate_code): Removed.
8931 (gloog): Do not call can_generate_code.
8932 (graphite_transform_loops): Call add_conditions_to_constraints
8933 after building the iteration domain.
8935 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8937 PR tree-optimization/38789
8938 * tree-ssa-threadedge.c
8939 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8940 __builtin_constant_p.
8942 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8944 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8945 examined before deleting them.
8947 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8949 * function.c (aggregate_value_p): Correctly extract the function
8950 type from CALL_EXPR_FN lookup.
8952 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8954 * config/picochip/picochip.c (picochip_override_options): Revert
8955 CFI asm flag disable commited previously.
8957 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8958 Tobias Grosser <tobi.grosser@amd.com>
8959 Jan Sjodin <jan.sjodin@amd.com>
8961 * graphite.c (scan_tree_for_params): On substractions negate
8962 all the coefficients of the term.
8963 (clast_to_gcc_expression_red): New. Handle reduction expressions
8964 of more than two operands.
8965 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8966 (get_vdef_before_scop): Handle also the case of default definitions.
8968 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8970 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8971 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8972 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8974 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8975 Joey Ye <joey.ye@intel.com>
8978 * cfgexpand.c (expand_stack_alignment): Don't update stack
8979 boundary nor check incoming stack boundary here.
8980 (gimple_expand_cfg): Update stack boundary and check incoming
8981 stack boundary here.
8983 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8985 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8987 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8989 PR rtl-optimization/38245
8990 * calls.c (expand_call): Add stack arguments to
8991 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8992 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8993 in regs and partially in memory or BLKmode arguments.
8994 (emit_library_call_value_1): Add stack arguments to
8995 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8996 ACCUMULATE_OUTGOING_ARGS).
8997 * dce.c: Include tm_p.h.
8998 (find_call_stack_args): New function.
8999 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
9001 (mark_insn): Call find_call_stack_args for CALL_Ps.
9002 (prescan_insns_for_dce): Walk insns backwards in bb rather than
9003 forwards. Allocate and free arg_stores bitmap if needed, pass it
9004 down to deletable_insn_p, don't mark stores set in arg_stores
9005 bitmap, clear the bitmap at the beginning of each bb.
9006 * Makefile.in (dce.o): Depend on $(TM_P_H).
9008 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9011 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9012 to make sure the insn is a conditional test (bug 22599). Reformat a
9015 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9018 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9019 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9020 (gloog): Do not call cleanup_tree_cfg.
9021 (graphite_transform_loops): Call cleanup_tree_cfg after all
9022 scops have been code generated.
9024 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9025 * doc/gty.texi (Invoking the garbage collector): Added new node
9026 and section documenting ggc_collect.
9028 2009-01-14 Richard Guenther <rguenther@suse.de>
9030 PR tree-optimization/38826
9032 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9033 initialization notes only if we actually emitted a warning.
9034 (intra_create_variable_infos): Add constraints for a result decl
9035 that is passed by hidden reference.
9036 (build_pred_graph): Mark all related variables non-direct on
9039 2009-01-14 Nick Clifton <nickc@redhat.com>
9041 * ira-conflicts.c: Include addresses.h for the definition of
9043 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9044 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9046 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9049 * Makefile.in (ira-lives.o): Add except.h.
9051 * ira-lives.c: Include except.h.
9052 (process_bb_node_lives): Process can_throw_internal.
9054 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9056 PR rtl-optimization/38774
9057 * combine.c (simplify_set): When undoing cc_use change, don't do
9058 PUT_CODE on the newly created comparison, but instead put back the
9061 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9063 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9064 values. Remove duplicate arm8 entry.
9066 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9068 PR tree-optimization/38786
9069 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9070 the SSA_NAME case of expand_scalar_variables_expr.
9071 Set the type of an expression to the type of its assign statement.
9072 (expand_scalar_variables_expr): Also gather the scalar computation
9073 used to index the memory access. Do not pass loop_p.
9074 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9075 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9076 the gimple_stmt_iterator where it inserts new code.
9078 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9079 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9081 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9083 * graphite.h (debug_value): Removed.
9084 * graphite.c (debug_value): Removed.
9086 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9088 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9089 ldrd/strd with two 32-bit instructions.
9091 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9093 * config/arm/arm.c (struct processors): Pass for speed down into
9094 cost helper functions.
9095 (const_ok_for_op): Handle COMPARE and inequality nodes.
9096 (arm_rtx_costs_1): Rewrite.
9097 (arm_size_rtx_costs): Update prototype.
9098 (arm_rtx_costs): Pass speed down to helper functions.
9099 (arm_slowmul_rtx_costs): Rework cost calculations.
9100 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9101 (arm_9e_rtx_costs): Likewise.
9103 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9105 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9106 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9107 (alpha_legitimize_address): Do not split local symbols wider than
9108 UNITS_PER_WORD into HIGH/LO_SUM parts.
9110 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9113 * gcc.c (process_command): Replace call to execvp with calls
9114 to pex_one and exit.
9116 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9119 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9120 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9121 variant for devices with 3-byte PC.
9122 (__tablejump_elpm__): New.
9124 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9127 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9128 offsetof member-designator, handle it as `[0].'.
9130 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9132 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9133 function when not using named sections on targets with named sections
9134 if branch distance is less than 262132.
9136 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9138 * combine.c (combine_instructions): Recompute
9139 optimize_this_for_speed_p for each BB in the main combine loop.
9141 2009-01-12 Tomas Bily <tbily@suse.cz>
9144 * tree-loop-distribution.c (prop_phis): New function.
9145 (generate_builtin): Call prop_phis.
9146 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9148 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9150 PR tree-optimization/38807
9151 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9152 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9154 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9156 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9157 subreg of op0 to the original op0.
9159 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9161 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9163 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9166 * mips-tfile.c (parse_def): Fix parsing of def strings
9167 starting with digits.
9169 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9172 * config/arm/arm.c (arm_is_long_call_p): Don't call
9173 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9175 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9177 * regrename.c (regrename_optimize): Fix dumping.
9178 (find_oldest_value_reg): Preserve REG_POINTER.
9179 (copy_hardreg_forward_1): Likewise.
9181 2009-01-09 Diego Novillo <dnovillo@google.com>
9183 * gimple.h (struct gimple_statement_base) <uid>: Document
9184 the restrictions on its use.
9186 (gimple_set_uid): Tidy.
9188 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9190 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9191 zero guard even if align_bytes != 0 and count is smaller than
9194 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9196 PR rtl-optimization/38495
9197 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9198 (add_range_and_copies_from_move_list): Print all added ranges.
9199 Add ranges to memory optimized destination.
9201 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9205 * config/i386/i386.c (override_options): Reject
9206 -mstringop-strategy=rep_8byte with -m32.
9207 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9208 to 1. Do count comparison against epilogue_size_needed at compile
9209 time even when count_exp was constant forced into register. For
9210 size_needed don't jump to epilogue, instead just avoid aligning
9211 and invoke the body algorithm. If need_zero_guard, add zero guard
9212 even if count is non-zero, but smaller than size_needed + number of
9213 bytes that could be stored for alignment.
9214 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9215 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9216 but smaller than size_needed + number of bytes that could be stored
9217 for alignment. Compare size_needed with epilogue_size_needed instead
9218 of desired_align - align, don't adjust size_needed, pass
9219 epilogue_size_needed to the epilogue expanders.
9222 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9224 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9226 * pa.c (last_address): Change to unsigned.
9227 (update_total_code_bytes): Change argument to unsigned. Don't
9228 check if insn addresses are set.
9229 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9230 addresses are not set.
9231 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9233 2009-01-09 Nick Clifton <nickc@redhat.com>
9235 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9236 DECL_DECLARED_INLINE_P.
9238 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9241 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9242 GET_MODE (op0) in operand_subword_force calls.
9245 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9246 fold_convert arg0 operands to TREE_TYPE (op0) first.
9248 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9250 * params.def (ira-max-conflict-table-size): Decrease default value
9253 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9255 PR tree-optimization/37031
9256 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9258 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9259 allocate it using gc instead of heap, use VEC_quick_push instead of
9261 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9262 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9263 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9264 allocated vector from heap allocated.
9265 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9266 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9267 vector only after perfect_loop_nest_depth call.
9269 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9270 Jan Sjodin <jan.sjodin@amd.com>
9272 PR tree-optimization/38559
9273 * graphite.c (debug_value, copy_constraint,
9274 swap_constraint_variables, scale_constraint_variable, ): New.
9275 (get_lower_bound, get_upper_bound): Removed.
9276 (graphite_trans_bb_strip_mine): Clean up this code that works
9277 only for constant number of iterations. Fully copy upper and
9278 lower bound constraints, not only the constant part of them.
9279 * graphite.h (debug_value): Declared.
9281 2009-01-08 Ira Rosen <irar@il.ibm.com>
9283 PR tree-optimization/37194
9284 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9285 Don't add the cost of cost model guard in prologue to scalar
9286 outside cost in case of known number of iterations.
9288 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9289 Alan Modra <amodra@bigpond.net.au>
9291 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9292 non-word-aligned REG+CONST addressing.
9294 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9297 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9298 free_after_compilation when outputting a thunk.
9299 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9300 Do not call free_after_compilation here.
9302 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9305 (ix86_valid_target_attribute_inner_p): Ditto.
9307 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9309 PR tree-optimization/38492
9310 PR tree-optimization/38498
9311 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9312 * tree-chrec.h (scev_is_linear_expression): Declared.
9313 * graphite.c (graphite_cannot_represent_loop_niter): New.
9314 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9315 (graphite_loop_normal_form): Use gcc_assert.
9316 (scan_tree_for_params): Use CASE_CONVERT.
9317 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9318 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9319 Use gcc_assert. Discard scops that contain unhandled cases.
9320 (build_scop_conditions): Return a boolean status for unhandled cases.
9321 (strip_mine_profitable_p): Print the loop number, not its depth.
9322 (is_interchange_valid): Pass the depth of the loop nest, don't
9323 recompute it wrongly.
9324 (graphite_trans_bb_block): Same.
9325 (graphite_trans_bb_block): Print tentative of loop blocking.
9326 (graphite_trans_scop_block): Do not print that the loop has been
9328 (graphite_transform_loops): Do not handle scops that contain condition
9331 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9333 AVX Programming Reference (December, 2008)
9334 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9335 (_mm256_stream_pd): Likewise.
9336 (_mm256_stream_ps): Likewise.
9338 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9339 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9340 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9341 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9342 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9343 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9344 (ix86_expand_special_args_builtin): Likewise.
9346 * config/i386/sse.md (AVXMODEDI): New.
9347 (avx_movnt<mode>): Likewise.
9348 (avx_movnt<mode>): Likewise.
9349 (<sse>_movnt<mode>): Remove AVX support.
9350 (sse2_movntv2di): Likewise.
9352 2009-01-07 Richard Guenther <rguenther@suse.de>
9355 * fold-const.c (extract_muldiv): Remove obsolete comment.
9356 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9357 to PLUS_EXPR canonicalization for the canonicalization.
9359 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9361 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9362 hosted cross-compilers generating less efficient code.
9364 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9366 * function.h (rtl_data): Add a dbr_scheduled_p field.
9367 * reorg.c (dbr_schedule): Set it.
9368 (gate_handle_delay_slots): Check it.
9369 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9370 (mips_reorg): Check flag_delayed_branch instead of
9371 mips_base_delayed_branch.
9372 (mips_override_options): Don't set mips_base_delayed_branch
9373 or flag_delayed_branch.
9375 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9377 PR rtl-optimization/38426.
9378 * ira.c (ira): Set current_function_is_leaf earlier.
9380 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9382 PR rtl-optimization/38722
9383 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9384 too early, only set a flag and modify after last possible
9387 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9390 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9391 * real.c (decimal_single_format): Correct values of emin and emax.
9392 (decimal_double_format): Ditto.
9393 (decimal_quad_format): Ditto.
9394 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9395 computation of DECnn_MIN and DECnn_MAX for corrected values of
9396 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9397 __DECnn_MIN__, and adjust its computation for the corrected value
9400 2009-01-06 Jan Hubicka <jh@suse.cz>
9403 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9405 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9407 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9408 Add Robert Clark to the list of testers.
9410 2009-01-06 Jan Hubicka <jh@suse.cz>
9411 Kai Tietz <kai.tietz@onevision.com>
9413 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9414 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9416 2009-01-06 Jan Hubicka <jh@suse.cz>
9417 Kai Tietz <kai.tietz@onevision.com>
9419 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9421 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9422 (ix86_nsaved_regs): Count only general purpose regs.
9423 (ix86_nsaved_sseregs): New.
9424 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9425 to 16 for w64; compute padding and size of sse reg save area.
9426 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9427 general purpose regs.
9428 (ix86_emit_save_sse_regs_using_mov): New.
9429 (ix86_expand_prologue): Save SSE regs if needed.
9430 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9431 (ix86_emit_restore_sse_regs_using_mov): New.
9432 (ix86_expand_epilogue): Save SSE regs if needed.
9434 2009-01-06 Jan Hubicka <jh@suse.cz>
9435 Kai Tietz <kai.tietz@onevision.com>
9437 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9438 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9439 functions when accumulate outgoing args is off.
9441 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9444 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9445 before using pseudos_have_intersected_live_ranges_p.
9447 * ira-int.h (ira_assert): Always define.
9449 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9451 AVX Programming Reference (December, 2008)
9452 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9453 (_mm256_permute2_pd): Likewise.
9454 (_mm_permute2_ps): Likewise.
9455 (_mm256_permute2_ps): Likewise.
9456 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9457 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9459 * config/i386/i386.c (ix86_builtins): Remove
9460 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9461 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9462 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9463 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9464 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9465 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9466 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9467 __builtin_ia32_vpermil2ps256.
9468 (ix86_init_mmx_sse_builtins): Updated.
9469 (ix86_expand_args_builtin): Likewise.
9471 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9473 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9474 long absolute calls when generating PA 2.0 code.
9476 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9478 PR rtl-optimization/38583
9479 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9481 * params.def (ira-max-conflict-table-size): New.
9483 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9485 * ira.h (ira_conflicts_p): New external definition.
9487 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9488 table. Report this. Return result of building.
9489 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9490 building conflict table.
9492 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9493 (ira_color): Use ira_conflicts_p.
9495 * global.c: Include ira.h.
9496 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9499 * Makefile.in (global.o): Add ira.h.
9501 * ira-build.c (mark_all_loops_for_removal,
9502 propagate_some_info_from_allocno): New.
9503 (remove_unnecessary_allocnos): Call
9504 propagate_some_info_from_allocno.
9505 (remove_low_level_allocnos): New.
9506 (remove_unnecessary_regions): Add parameter. Call
9507 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9508 parameter to remove_unnecessary_regions.
9509 (ira_build): Remove all regions but root if the conflict table was
9510 not built. Update conflict hard regs for allocnos crossing calls.
9512 * ira.c (ira_conflicts_p): New global.
9513 (ira): Define and use ira_conflicts_p.
9515 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9516 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9517 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9519 2009-01-06 Ben Elliston <bje@au.ibm.com>
9521 * gengtype-lex.l (YY_NO_INPUT): Define.
9523 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9526 * c-common.c (handle_vector_size_attribute): Also reject
9529 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9531 PR tree-optimization/38492
9532 * graphite.c (rename_map_elt, debug_rename_elt,
9533 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9534 rename_map_elt_info, eq_rename_map_elts,
9535 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9536 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9537 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9538 (sese_build_livein_liveouts): New.
9539 (new_sese, free_sese): New.
9540 (new_scop): Call new_sese.
9541 (free_scop): Call free_sese.
9542 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9543 (register_old_new_names): Renamed register_old_and_new_names.
9544 (register_scop_liveout_renames, add_loop_exit_phis,
9545 insert_loop_close_phis, struct igp,
9546 default_liveout_before_guard, add_guard_exit_phis,
9547 insert_guard_phis, copy_renames): New.
9548 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9549 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9550 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9551 (scop_adjust_phis_for_liveouts): New.
9552 (gloog): Call scop_adjust_phis_for_liveouts.
9554 * graphite.h (struct sese): Documented. Added fields liveout,
9556 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9557 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9558 (struct scop): Added field liveout_renames.
9559 (SCOP_LIVEOUT_RENAMES): New.
9561 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9563 PR tree-optimization/38510
9564 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9565 (translate_clast): Call recompute_all_dominators before
9567 (gloog): Call recompute_all_dominators before graphite_verify.
9569 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9570 Jan Sjodin <jan.sjodin@amd.com>
9572 PR tree-optimization/38500
9573 * graphite.c (create_sese_edges): Call fix_loop_structure after
9576 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9578 * config.gcc: Add m32r*-*-rtems*.
9579 * config/m32r/rtems.h: New file.
9581 2009-01-05 Ben Elliston <bje@au.ibm.com>
9583 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9584 (.po.pox): Likewise.
9585 (po/gcc.pot): Likewise.
9587 2009-01-04 David S. Miller <davem@davemloft.net>
9589 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9590 (STARTING_FRAME_OFFSET): Always set to zero.
9592 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9594 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9595 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9596 fixed-point types, and vectors of the same.
9598 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9600 * config/mips/sync.md (*mb_barrier): Rename to...
9601 (*memory_barrier): ...this.
9603 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9605 * doc/extend.texi (Function Attributes): Move @cindex after @item
9606 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9607 and put in alphabetical order. Fix 'target' name and put in order.
9608 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9611 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9613 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9614 (memory_barrier): Expand as unspec instead of unspec_volatile.
9615 Remove mem:BLK from insn operands. Use Pmode scratch register.
9616 (*memory_barrier): Define as unspec instead of unspec_volatile.
9617 Use (match_dup 0) as input operand.
9619 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9620 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9621 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9622 scratch register. Remove operand 1.
9623 (*stbar): Define as unspec instead of unspec_volatile.
9624 Use (match_dup 0) as input operand, remove (const_int 8).
9625 (*membar): Define as unspec instead of unspec_volatile.
9626 Use (match_dup 0) as input operand, remove input operand 2.
9628 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9629 (memory_barrier): Expand as unspec instead of unspec_volatile.
9630 Remove mem:BLK from insn operands. Use Pmode scratch register.
9631 (*memory_barrier): Define as unspec instead of unspec_volatile.
9632 Use (match_dup 0) as input operand.
9634 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9635 Remove mem:BLK from insn operands. Use Pmode scratch register.
9636 Set volatile flag on operand 0.
9637 (*memory_barrier): New insn pattern.
9639 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9641 (*memory_barrier): Use (match_dup 0) as input operand.
9643 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9644 Remove mem:BLK from insn operands. Use Pmode scratch register.
9645 Set volatile flag on operand 0.
9646 (*mb_internal): New insn pattern.
9648 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9650 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9653 * function.c (struct temp_slot): Move to the section of the file
9654 that deals with temp slots. Remove field 'address'.
9655 (temp_slot_address_table): New hash table of address -> temp slot.
9656 (struct temp_slot_address_entry): New struct, items for the table.
9657 (temp_slot_address_compute_hash, temp_slot_address_hash,
9658 temp_slot_address_eq, insert_temp_slot_address): Support functions
9660 (find_temp_slot_from_address): Rewrite to use the new hash table.
9661 (remove_unused_temp_slot_addresses): Remove addresses of temp
9662 slots that have been made available.
9663 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9664 worker function for remove_unused_temp_slot_addresses.
9665 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9666 Add the temp slot address to the address -> temp slot map.
9667 (update_temp_slot_address): Update via insert_temp_slot_address.
9668 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9669 (pop_temp_slots): Likewise.
9670 (init_temp_slots): Allocate the address -> temp slot map, or empty
9671 the map if it is already allocated.
9672 (prepare_function_start): Initialize temp slot processing.
9674 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9677 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9678 Calculate the size of all stack vars assuming no packing of stack
9679 vars will happen, replacing a quadratic algorithm with a linear one.
9681 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9684 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9687 2009-01-03 Diego Novillo <dnovillo@google.com>
9689 * doc/contrib.texi: Update contributions.
9691 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9694 * builtins.c (fold_builtin_memory_op): Give up if either operand
9695 is volatile. Set srctype or desttype to non-qualified version
9699 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9702 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9704 PR rtl-optimization/35805
9705 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9706 problem if fast dce is able to remove any instructions.
9707 * dce.c (dce_process_block): Fix dump message.
9709 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9712 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9714 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9717 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9718 * tree-pretty-print.c (op_code_prio): New function.
9719 (op_prio): No longer static. Use op_code_prio.
9720 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9721 Use op_prio and op_code_prio to determine if () should be
9722 printed around operand(s) or not.
9724 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9725 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9726 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9727 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9728 pp_character instead of pp_string for single letter printing.
9730 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9732 * doc/extend.texi: Fix '#pragma GCC option' typo.
9734 2009-01-02 Richard Guenther <rguenther@suse.de>
9736 * doc/install.texi (--enable-checking): Mention different
9738 (--enable-stage1-checking): Document.
9740 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9743 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9744 case to be an error.
9746 2009-01-02 Ben Elliston <bje@au.ibm.com>
9748 * config/fp-bit.h (pack_d): Constify argument.
9749 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9750 (isnan): Constify argument.
9754 (_fpadd_parts): Constify return type.
9755 (_fpmul_parts): Likewise.
9756 (_fpdiv_parts): Likewise.
9758 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9761 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9762 warn about overwriting initializer with side-effects or
9763 -Woverride-init if !IMPLICIT.
9764 (output_init_element): Likewise. Pass IMPLICIT down to
9766 (process_init_element): Add IMPLICIT argument. Pass it down
9767 to output_init_element.
9768 (push_init_element, pop_init_level, set_designator): Adjust
9769 process_init_element callers.
9770 (set_nonincremental_init, set_nonincremental_init_from_string):
9771 Adjust add_pending_init callers.
9772 (output_pending_init_elements): Adjust output_init_element callers.
9773 * c-tree.h (process_init_element): Adjust prototype.
9774 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9775 process_init_element callers.
9778 Copyright (C) 2009 Free Software Foundation, Inc.
9780 Copying and distribution of this file, with or without modification,
9781 are permitted in any medium without royalty provided the copyright
9782 notice and this notice are preserved.