1 2009-04-29 James E. Wilson <wilson@codesourcery.com>
3 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
4 CONST_HIGH_PART result.
6 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8 * config/avr/avr.c (initial_elimination_offset): Rename to
9 avr_initial_elimination_offset.
10 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11 change return type to bool.
12 (avr_can_eliminate): New function.
13 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
14 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
17 avr_initial_elimination_offset.
18 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19 (avr_initial_elimination_offset): Define.
21 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22 Steven Bosscher <steven@gcc.gnu.org>
24 PR rtl-optimization/39938
25 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
26 * cfgrtl.c: Include insn-attr.h.
27 (rest_of_pass_free_cfg): New function.
28 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
29 * resource.c (init_resource_info): Remove call to df_analyze.
31 2009-04-29 Richard Guenther <rguenther@suse.de>
34 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
35 allow conversion to signed integers.
37 2009-04-29 Richard Guenther <rguenther@suse.de>
39 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
40 shifts of floating point vectors if the shift amount is
41 a constant multiple of the element size.
43 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
44 Michael Matz <matz@suse.de>
48 * tree-outof-ssa.c (emit_partition_copy): New function.
49 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
50 insert_part_to_rtx_on_edge): Perform the partition base var
51 copy using emit_partition_copy.
52 (insert_value_copy_on_edge): Convert constants to the right mode.
53 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
54 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
56 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
58 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
59 scan backwards to try to find a constant to initialize it.
61 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
62 insn before the loop_end instruction, don't look past labels.
64 2009-04-29 Richard Guenther <rguenther@suse.de>
67 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
68 loose type conversions.
69 (forward_propagate_addr_expr): Fix tuplification bug. Remove
70 stmts only if there are no uses of its definition.
72 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
74 * config/bfin/bfin.h (splitting_loops): Declare.
75 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
76 Reorder bit definitions to be ascending.
77 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
78 * config/bfin/bfin.c (splitting_loops): New variable.
79 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
80 (struct loop_info): Remove members INIT and LOOP_INIT.
81 (bfin_optimize_loop): Don't set them. Reorder the code that generates
82 the LSETUP sequence. Allow LC to be loaded from any register, but also
83 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
84 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
86 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
89 * config/bfin/bfin.md (movsi_insn): Refine constraints.
91 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
93 * Makefile.in (PLUGIN_VERSION_H): New.
94 (OBJS-common): Remove plugin-version.o.
95 (plugin.o): Depend on (PLUGIN_VERSION_H).
96 (plugin-version.o): Remove.
97 * configure: Regenerate
98 * configure.ac: Create plugin-version.h.
99 * gcc-plugin.h (plugin_gcc_version): Remove.
100 (plugin_default_version_check): Change signature.
101 * plugin-version.c: Remove.
102 * plugin.c: Include plugin-version.h.
103 (str_plugin_gcc_version_name): Remove.
104 (try_init_one_plugin): Pass gcc version to plugin_init.
105 (plugin_default_version_check): Both gcc and plugin versions are now
108 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
110 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
111 problematic last insns. Test for TYPE_CALL rather than CALL_P.
112 Remove special case testing for last insn of inner loops. Don't fail if
113 the loop ends with a jump, emit an extra nop instead.
115 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
116 DREGS rather than comparing directly. Remove code that tries to
117 account for latencies.
119 2009-04-29 Richard Guenther <rguenther@suse.de>
121 PR tree-optimization/39941
122 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
123 eliminating an indirect call.
125 2009-04-29 Richard Guenther <rguenther@suse.de>
127 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
128 parameter. Allow invariants as base if !require_lvalue.
129 (verify_gimple_assign_single): Adjust.
131 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
133 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
134 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
135 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
136 ssaddhi3_parts and sssubhi3_parts.
137 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
139 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
142 2009-04-28 Richard Guenther <rguenther@suse.de>
144 * tree-vect-loop.c (get_initial_def_for_induction): Use
145 correct types for pointer increment.
147 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
149 * toplev.c (print_version): Update GMP version string calculation.
151 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
153 PR rtl-optimization/39938
154 * resource.c (init_resource_info): Add call to df_analyze.
156 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
158 * config/alpha/alpha.md (usegp): Cast the result of
159 alpha_find_lo_sum_using_gp to enum attr_usegp.
160 * config/alpha/alpha.c (override_options): Remove end-of-structure
161 marker element from cpu_table. Use array size of cpu_table to handle
162 -mcpu and -mtune options.
163 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
165 2009-04-28 Joseph Myers <joseph@codesourcery.com>
167 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
168 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
170 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
172 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
173 * config/rs6000/option-defaults.h: ... here. New file.
174 (OPT_64, OPT_32): Define.
175 (MASK_64BIT): Define to 0 if not already defined.
176 (OPT_ARCH64, OPT_ARCH32): Define.
177 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
180 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
182 * config/arm/arm.c (arm_override_options): Emit error on using
185 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
187 PR rtl-optimization/39914
188 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
189 registers for allocnos created from user-defined variables only
192 2009-04-28 Richard Guenther <rguenther@suse.de>
195 * fold-const.c (fold_binary): Use distribute_real_division only
198 2009-04-28 Steve Ellcey <sje@cup.hp.com>
200 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
201 add hpux-stdint.h to tm_file.
202 (hppa[12]*-*-hpux11*): Ditto.
203 (ia64*-*-hpux*): Ditto.
204 * config/hpux-stdint.h: New.
205 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
206 __STDC_EXT__ for all compiles.
207 * config/pa/pa-hpux.h: Ditto.
208 * config/pa/pa-hpux10.h: Ditto.
209 * config/pa/pa-hpux11.h: Ditto.
211 2009-04-28 Catherine Moore <clm@codesourcery.com>
213 * debug.h (set_name): Add comment.
215 2009-04-28 Andrew Pinski <pinskia@gmail.com>
218 * config/darwin.c (machopic_gen_offset): Check
219 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
220 * config/arm/arm.c (require_pic_register): Likewise.
222 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
224 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
225 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
226 m32c_promote_prototypes): Delete.
228 2009-04-28 Michael Matz <matz@suse.de>
231 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
234 2009-04-28 Richard Guenther <rguenther@suse.de>
236 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
238 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
240 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
241 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
242 * config/arm/arm-tune.md: Regenerate.
244 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
246 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
247 block if there are complex incoming edges.
248 (sel_merge_blocks): Remove useless assert.
249 (sel_redirect_edge_and_branch): Check that edge was redirected.
250 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
251 (sel_find_rgns): Delete declaration.
252 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
253 the region when it is not a preheader.
255 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
258 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
260 2009-04-28 Richard Guenther <rguenther@suse.de>
262 * tree.h (SSA_NAME_VALUE): Remove.
263 (struct tree_ssa_name): Remove value_handle member.
264 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
265 array for jump threading.
266 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
268 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
269 * tree-flow.h (threadedge_initialize_values): Declare.
270 (threadedge_finalize_values): Likewise.
271 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
272 (SSA_NAME_VALUE): Define.
273 (threadedge_initialize_values): New function.
274 (threadedge_finalize_values): Likewise.
275 * tree-ssa-dom.c (ssa_name_values): New global variable.
276 (SSA_NAME_VALUE): Define.
277 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
279 2009-04-28 Ira Rosen <irar@il.ibm.com>
281 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
282 Use REPORT_VECTORIZED_LOCATIONS instead
283 REPORT_VECTORIZED_LOOPS.
284 * tree-vectorizer.c (vect_verbosity_level): Make static.
285 (vect_loop_location): Rename to vect_location.
286 (vect_set_verbosity_level): Update comment.
287 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
289 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
290 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
291 instead REPORT_UNVECTORIZED_LOOPS.
292 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
293 vect_loop_def to vect_external_def and vect_internal_def.
294 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
295 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
296 REPORT_UNVECTORIZED_LOCATIONS.
297 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
298 and vect_used_in_loop and to vect_unused_in_scope and
300 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
301 (vect_verbosity_level): Remove declaration.
302 (vect_analyze_operations): Likewise.
303 (vect_analyze_stmt): Declare.
304 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
305 REPORT_UNVECTORIZED_LOCATIONS.
306 (vect_get_loop_niters): Fix indentation.
307 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
308 (vect_analyze_loop_operations): New function.
309 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
310 vect_analyze_operations.
311 (vect_is_simple_reduction): Use new names.
312 (vectorizable_live_operation, vect_transform_loop): Likewise.
313 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
314 specify whether the data references can be a part of interleaving chain.
315 (vect_analyze_data_ref_dependence): Use new names.
316 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
317 (vect_create_addr_base_for_vector_ref): Remove redundant code.
318 * tree-vect-patterns.c (widened_name_p): Use new names.
319 (vect_recog_dot_prod_pattern): Likewise.
320 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
321 (process_use, vect_mark_stmts_to_be_vectorized,
322 vect_model_simple_cost, vect_model_store_cost,
323 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
324 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
325 vectorizable_operation, vectorizable_type_demotion,
326 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
327 vectorizable_condition): Likewise.
328 (vect_analyze_operations): Split into vect_analyze_loop_operations
330 (vect_analyze_stmt): ... new function.
331 (new_stmt_vec_info): Use new names.
332 (vect_is_simple_use): Use new names and fix comment.
333 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
334 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
336 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
339 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
340 and integer modes for x87 operands. Do not ICE for unsupported size,
341 generate error instead. Generate error for unsupported operand types.
342 ['z']: Do not handle HImode memory operands specially. Warning
343 for floating-point operands. Fallthru to 'Z' for unsupported operand
344 types. Do not ICE for unsupported size, generate error instead.
345 (output_387_binary_op): Use %Z to output operands.
346 (output_fp_compare): Ditto.
347 (output_387_reg_move): Ditto.
349 2009-04-28 Ben Elliston <bje@au.ibm.com>
354 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
356 * builtins.c (c_strlen): Do not warn here.
357 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
358 * c-common.c (pointer_int_sum): Take an explicit location.
359 Warn about offsets out of bounds.
360 * c-common.h (pointer_int_sum): Adjust declaration.
362 2009-04-27 Ian Lance Taylor <iant@google.com>
364 * collect2.c (is_ctor_dtor): Change type of ret field in struct
366 * dce.c (run_fast_df_dce): Change type of old_flags to int.
367 * df-core.c (df_set_flags): Change return type to int. Change
368 type of old_flags to int.
369 (df_clear_flags): Likewise.
370 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
371 (df_get_conditional_uses): Likewise.
372 * df.h (df_set_flags, df_clear_flags): Update declarations.
373 * dwarf2out.c (struct indirect_string_node): Change type of form
374 field to enum dwarf_form.
375 (AT_string_form): Change return type to enum dwarf_form.
376 * fixed-value.c (fixed_compare): Add cast to enum type.
377 * fwprop.c (update_df): Change 0 to VOIDmode.
378 * gensupport.c: Change 0 to UNKNOWN.
379 * gimple.h (gimple_cond_code): Add cast to enum type.
380 * haifa-sched.c (reemit_notes): Add cast to enum type.
381 * hooks.c (hook_int_void_no_regs): Remove function.
382 * hooks.h (hook_int_void_no_regs): Remove declaration.
383 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
384 * predict.c (combine_predictions_for_insn): Add casts to enum type.
385 * real.c (real_arithmetic): Add cast to enum type.
386 (real_compare): Likewise.
387 * target.h (struct gcc_target): Change return type of
388 branch_target_register_class to enum reg_class.
389 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
390 default_branch_target_register_class.
391 * targhooks.c (default_branch_target_register_class): New function.
392 * targhooks.h (default_branch_target_register_class): Declare.
393 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
394 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
396 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
398 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
399 vect_uninitialized_def. Change 0 to ERROR_MARK.
400 * tree-vect-stmts.c (supportable_widening_operation): Don't
401 initialize icode1 and icode2.
402 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
403 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
405 (cmn_err_flag_specs): Change 0 to STD_C89.
406 (cmn_err_char_table): Likewise.
407 * config/arm/arm.c (get_arm_condition_code): Change type of code
408 to enum arm_cond_code.
409 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
410 (IWMMXT_BUILTIN2): Likewise.
411 (neon_builtin_type_bits): Don't define typedef.
412 (neon_builtin_datum): Change type of bits field to int.
413 (arm_expand_neon_args): Add cast to enum type.
414 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
416 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
418 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
420 * config/mips/mips.md (jal_macro): Return enum constant.
421 (single_insn): Likewise.
422 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
424 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
426 * config/s390/s390.c (s390_tune_flags): Change type to int.
427 (s390_arch_flags): Likewise.
428 (s390_handle_arch_option): Change flags field of struct pta to int.
429 * config/s390/s390.h (s390_tune_flags): Update declaration.
430 (s390_arch_flags): Likewise.
431 * config/sh/sh.c (prepare_move_operands): Compare
432 tls_symbolic_operand result with enum constant.
433 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
434 (sh_expand_prologue): Add cast to enum type.
435 (sh_expand_epilogue): Likewise.
436 (tls_symbolic_operand): Change return type to enum tls_model.
437 (fpscr_set_from_mem): Add cast to enum type.
438 (legitimize_pic_address): Compare tls_symbolic_operand result with
440 (sh_target_reg_class): Change return type to enum reg_class.
441 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
443 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
444 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
445 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
446 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
447 (delayed_branch, tls_call_delay): Likewise.
448 (eligible_for_sibcall_delay): Likewise.
449 (eligible_for_return_delay): Likewise.
450 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
451 (spu_expand_builtin_1): Likewise.
453 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
454 for all types of conversions.
455 (output_init_element): Issue -Wc++-compat warning if needed when
456 initializing a bitfield with enum type.
457 * c-parser.c (c_parser_expression): Set original_type to
458 original_type of right hand operand of comman operator.
460 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
462 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
464 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
465 * doc/cpp.texi (Standard Predefined Macros)
466 (Implementation-defined behavior): Likewise.
467 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
468 * doc/gimple.texi (GIMPLE Exception Handling)
469 (@code{GIMPLE_ASSIGN}): Likewise.
470 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
471 * doc/invoke.texi (Warning Options, Optimize Options)
472 (AVR Options, Darwin Options): Likewise.
473 (Optimize Options): Reformulate -fwhole-program description.
474 * doc/loop.texi (Lambda): Likewise.
475 * doc/md.texi (Output Template, Define Constraints)
476 (Standard Names, Insn Splitting): Likewise.
477 * doc/options.texi (Option properties): Likewise.
478 * doc/passes.texi (Tree-SSA passes): Likewise.
479 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
480 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
481 (File Names and DBX): Likewise.
482 * doc/trouble.texi (Incompatibilities): Likewise.
484 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
486 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
487 instruction is correct.
489 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
491 Allow non-constant arguments to conversion intrinsics.
492 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
493 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
494 * spu.c (print_operand): Handle 'v' and 'w'.
495 (exp2_immediate_p, spu_gen_exp2): Define.
496 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
497 spu_convtf_1): Update parameter descriptions.
498 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
499 * constraints.md ('v', 'w'): New.
500 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
502 (i2f, I2F): New define_mode_attr.
503 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
504 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
505 fixuns_truncv4sfv4si2): Update to use mode attribute.
506 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
507 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
508 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
509 patterns for combine.
511 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
513 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
514 (cprop, hoist, pre, store_motion): New debug counters.
515 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
516 is not an RTL pass anymore.
517 (pass_profiling): Remove extern decl for pass removed in 2005.
518 (pass_gcse, pass_jump_bypass): Remove.
519 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
520 to 0 for clean state.
521 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
522 * cse.c (gate_handle_cse_after_global_opts,
523 rest_of_handle_cse_after_global_opts): New functions.
524 (pass_cse_after_global_opts): New pass, does local CSE.
525 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
526 (TV_CPROP): New timevar.
527 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
528 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
529 (gcse_main, recompute_all_luids): Remove.
530 (compute_hash_table_work): Call max_reg_num instead of reading
532 (cprop_jump): Don't set run_jump_opt_after_gcse.
533 (constprop_register): Always allow to alter jumps.
534 (cprop_insn): Likewise.
535 (do_local_cprop): Likewise.
536 (local_cprop_pass): Likewise. Return non-zero if something changed.
537 (cprop): Remove function, fold interesting bits into one_cprop_pass.
538 (find_implicit_sets): Add note about missed optimization opportunity.
539 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
540 pass_rtl_cprop execute function.
541 Don't bother tracking the pass number, each pass gets its own dumpfile
543 Always allow to alter jumpsand bypass jumps.
544 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
545 will just find no suitable set.
546 (pre_edge_insert): Fix dumping, this function is for PRE only.
547 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
548 pass_rtl_pre execute function.
549 (hoist_code): Return non-zero if something changed. Keep track of
550 substitutions and insertions for statistics gathering similar to PRE.
551 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
552 called from the pass_rtl_hoist execute function. Show pass statistics.
553 (compute_store_table): Use max_reg_num directly instead of using the
554 formerly global max_gcse_regno.
555 (build_store_vectors): Likewise.
556 (replace_store_insn): Fix dumping.
557 (store_motion): Rename to ...
558 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
559 pass, called from the pass_rtl_store_motion execute function. Keep
560 track of substitutions and insertions for statistics gathering similar
562 (bypass_jumps): Remove, fold interesting bits into ...
563 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
564 from the pass_rtl_cprop execute function.
565 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
566 pass_jump_bypass): Remove.
567 (gate_handle_gcse, rest_of_handle_gcse): Remove.
568 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
569 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
570 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
571 (gate_rtl_store_motion, execute_rtl_store_motion,
572 pass_rtl_store_motion): New.
573 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
574 make it clear that -fcse-skip-blocks is a no-op for backward compat.
575 * passes.c (init_optimization_passes): Remove pass_gcse and
576 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
577 and cse_after_global_opts in place of pass_gcse. Schedule cprop
578 instead of pass_jump_bypass.
580 2009-04-27 Richard Guenther <rguenther@suse.de>
583 * gimplify.c (gimplify_expr): If we are required to create
584 a temporary make sure it ends up as register.
586 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
589 * config/i386/i386.c (construct_container): Don't call
590 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
591 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
593 2009-04-27 Michael Matz <matz@suse.de>
595 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
596 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
597 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
598 (dump_replaceable_exprs): Take a bitmap.
599 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
601 (expand_gimple_basic_block): Likewise.
602 * tree-ssa-ter.c (struct temp_expr_table_d): Make
603 replaceable_expressions member a bitmap.
604 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
605 (mark_replaceable): Likewise.
606 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
607 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
609 2009-04-27 Richard Guenther <rguenther@suse.de>
611 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
612 (verify_stmts): Dispatch to gimple/type verification code.
613 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
614 issue with call argument types.
616 2009-04-27 Michael Matz <matz@suse.de>
618 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
619 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
622 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
623 Eric Botcazou <ebotcazou@adacore.com>
625 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
626 a label's basic block.
627 (mark_target_live_regs): Tidy and rework obsolete comments.
628 Change back DF problem to LIVE. If a label starts a basic block,
629 assume that all registers that used to be live then still are.
630 (init_resource_info): If a label starts a basic block, set its
631 BLOCK_FOR_INSN accordingly.
632 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
634 2009-04-27 Richard Guenther <rguenther@suse.de>
636 * tree-flow-inline.h (function_ann): Remove.
637 (get_function_ann): Likewise.
638 * tree-dfa.c (create_function_ann): Remove.
639 * tree-flow.h (struct static_var_ann_d): Remove.
640 (struct function_ann_d): Likewise.
641 (union tree_ann_d): Remove fdecl member.
642 (function_ann_t): Remove.
643 (function_ann, get_function_ann, create_function_ann): Remove
646 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
648 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
650 2009-04-27 Jan Hubicka <jh@suse.cz>
652 * ipa-pure-const.c (struct funct_state_d): New fields
653 state_previously_known, looping_previously_known; remove
655 (analyze_function): Use new fields.
656 (propagate): Avoid assumption that state_set_in_source imply
659 * tree-ssa-loop-niter.c (finite_loop_p): New function.
660 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
661 * cfgloop.h (finite_loop_p): Declare.
663 2009-04-26 Michael Matz <matz@suse.de>
665 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
667 2009-04-26 Michael Matz <matz@suse.de>
669 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
670 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
671 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
672 pass_mark_used_blocks): Remove.
673 * tree-optimize.c (pass_free_datastructures,
674 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
675 * passes.c (init_optimization_passes): Don't call
676 pass_mark_used_blocks, remove dead code.
678 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
680 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
681 * tree-ssa-live.h (register_ssa_partition): Likewise.
683 2009-04-26 Michael Matz <matz@suse.de>
686 * builtins.c (fold_builtin_next_arg): Handle SSA names.
687 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
688 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
690 (compare_pairs): Swap cost comparison.
691 (coalesce_ssa_name): Don't use change_partition_var.
692 * tree-nrv.c (struct nrv_data): Add modified member.
693 (finalize_nrv_r): Set it.
694 (tree_nrv): Use it to update statements.
695 (pass_nrv): Require PROP_ssa.
696 * tree-mudflap.c (mf_decl_cache_locals,
697 mf_build_check_statement_for): Use make_rename_temp.
698 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
699 * alias.c (find_base_decl): Handle SSA names.
700 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
701 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
702 * rtl.h (set_reg_attrs_for_parm): Declare.
703 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
704 to "optimized", remove unused locals at finish.
705 (execute_free_datastructures): Make global, call
706 delete_tree_cfg_annotations.
707 (execute_free_cfg_annotations): Don't call
708 delete_tree_cfg_annotations.
710 * ssaexpand.h: New file.
711 * expr.c (toplevel): Include ssaexpand.h.
712 (expand_assignment): Handle SSA names the same as register variables.
713 (expand_expr_real_1): Expand SSA names.
714 * cfgexpand.c (toplevel): Include ssaexpand.h.
715 (SA): New global variable.
716 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
718 (set_rtl): New helper function.
719 (add_stack_var): Deal with SSA names, use set_rtl.
720 (expand_one_stack_var_at): Likewise.
721 (expand_one_stack_var): Deal with SSA names.
722 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
723 before unique numbers.
724 (expand_stack_vars): Use set_rtl.
725 (expand_one_var): Accept SSA names, add asserts for them, feed them
726 to above subroutines.
727 (expand_used_vars): Expand all partitions (without default defs),
728 then only the local decls (ignoring those expanded already).
729 (expand_gimple_cond): Remove edges when jumpif() expands an
731 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
732 or remove abnormal edges. Ignore insns setting the LHS of a TERed
734 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
735 members of SA; deal with PARM_DECL partitions here; expand
736 all PHI nodes, free tree datastructures and SA. Commit instructions
737 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
738 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
739 info and statements at start, collect garbage at finish.
740 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
741 (VAR_ANN_PARTITION) Remove.
742 (change_partition_var): Don't declare.
743 (partition_to_var): Always return SSA names.
744 (var_to_partition): Only accept SSA names.
745 (register_ssa_partition): Only check argument.
746 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
748 (delete_var_map): Don't free it.
749 (var_union): Only accept SSA names, simplify.
750 (partition_view_init): Mark only useful SSA names as used.
751 (partition_view_fini): Only deal with SSA names.
752 (change_partition_var): Remove.
753 (dump_var_map): Use ssa_name instead of partition_to_var member.
754 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
756 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
757 (struct _elim_graph): New member const_dests; nodes member vector of
759 (set_location_for_edge): New static helper.
760 (create_temp): Remove.
761 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
762 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
763 (new_elim_graph): Allocate const_dests member.
764 (clean_elim_graph): Truncate const_dests member.
765 (delete_elim_graph): Free const_dests member.
766 (elim_graph_size): Adapt to new type of nodes member.
767 (elim_graph_add_node): Likewise.
768 (eliminate_name): Likewise.
769 (eliminate_build): Don't take basic block argument, deal only with
770 partition numbers, not variables.
771 (get_temp_reg): New static helper.
772 (elim_create): Use it, deal with RTL temporaries instead of trees.
773 (eliminate_phi): Adjust all calls to new signature.
774 (assign_vars, replace_use_variable, replace_def_variable): Remove.
775 (rewrite_trees): Only do checking.
776 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
777 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
778 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
779 contains_tree_r, MAX_STMTS_IN_LATCH,
780 process_single_block_loop_latch, analyze_edges_for_bb,
781 perform_edge_inserts): Remove.
782 (expand_phi_nodes): New global function.
783 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
784 functions, initialize new parameter, remember partitions having a
786 (finish_out_of_ssa): New global function.
787 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
788 don't reset in_ssa_p here, don't disable TER when mudflap.
789 (pass_del_ssa): Remove.
790 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
792 (execute_free_datastructures): Declare.
793 * Makefile.in (SSAEXPAND_H): New variable.
794 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
795 * basic-block.h (commit_one_edge_insertion): Declare.
796 * passes.c (init_optimization_passes): Move pass_nrv and
797 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
798 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
799 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
800 (redirect_branch_edge): Deal with super block when expanding, split
801 out jump patching itself into ...
802 (patch_jump_insn): ... here, new static helper.
804 2009-04-26 Michael Matz <matz@suse.de>
806 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
807 beyond num_ssa_names.
808 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
809 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
811 2009-04-26 Jakub Jelinek <jakub@redhat.com>
814 * fwprop.c (forward_propagate_asm): New function.
815 (forward_propagate_and_simplify): Propagate also into __asm, if it
816 doesn't increase the number of referenced registers.
819 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
821 2009-04-26 Jakub Jelinek <jakub@redhat.com>
823 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
824 note_nonlocal_vla_type for nonlocal VLAs.
825 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
826 contains_remapped_vars, remap_vla_decls): New functions.
827 (convert_nonlocal_reference_stmt): If not optimizing, call
828 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
829 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
830 if it wasn't found in var_map.
831 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
832 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
833 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
835 * gimplify.c (nonlocal_vlas): New variable.
836 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
838 (gimplify_body): Create and destroy nonlocal_vlas.
840 * dwarf2out.c (loc_descr_plus_const): New function.
841 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
842 mem_loc_descriptor, loc_descriptor_from_tree_1,
843 descr_info_loc, gen_variable_die): Use it.
845 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
846 !TREE_STATIC VAR_DECLs.
847 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
848 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
849 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
850 DECL_BY_REFERENCE is valid.
851 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
852 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
853 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
854 Copy DECL_BY_REFERENCE.
855 (struct nesting_copy_body_data): New type.
856 (nesting_copy_decl): New function.
857 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
858 if they have variable length.
860 2009-04-26 Michael Matz <matz@suse.de>
862 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
863 mark new temporaries for renaming.
865 2009-04-26 Joseph Myers <joseph@codesourcery.com>
868 * c-decl.c (global_bindings_p): Return negative value.
869 (c_variable_size): New. Based on variable_size from
871 (grokdeclarator): Call c_variable_size not variable_size.
873 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/i386.c (print_operand) ['z']: Fix typo.
877 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
879 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
880 Redefine it to just use mingw/include.
881 (ASM_SPEC): Rules for -m32 and -m64.
882 (LINK_SPEC): Use Likewise.
883 (SPEC_32): New define.
885 (SUB_LINK_SPEC): Likewise.
886 (MULTILIB_DEFAULTS): New define.
887 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
888 Add multilib options.
889 (MULTILIB_DIRNAMES): Likewise.
890 (MULTILIB_OSDIRNAMES): Likewise.
892 (INSTALL_LIBGCC): Likewise.
894 2009-04-26 Joseph Myers <joseph@codesourcery.com>
897 * c-tree.h (enum c_inline_static_type): New.
898 (record_inline_static): Declare.
899 * c-decl.c (struct c_inline_static, c_inline_statics,
900 record_inline_static, check_inline_statics): New.
901 (pop_file_scope): Call check_inline_statics.
902 (start_decl): Call record_inline_static instead of pedwarning
903 directly for static in inline function.
904 * c-typeck.c (build_external_ref): Call record_inline_static
905 instead of pedwarning directly for static referenced in inline
908 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
910 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
911 not new but only being rescanned.
912 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
913 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
914 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
915 record_set_info, compute_set, grealloc): Remove.
916 (recompute_all_luids): New function.
917 (gcse_main): Don't compute sets, and don't do related memory
918 allocations/free-ing. If something changed before the end of the
919 pass, update LUIDs using recompute_all_luids.
920 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
921 (free_gcse_mem): Don't free it either.
922 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
923 Use the df insn LUIDs.
924 (load_killed_in_block): Likewise.
925 (compute_hash_table_work): Don't compute reg_set_in_block.
926 (compute_transp): Use DF_REG_DEF_CHAINs.
927 (local_cprop_pass): Don't use compute_sets and related functions.
928 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
929 Use get_max_uid() instead of max_cuid.
930 (insert_insn_end_basic_block, pre_insert_copy_insn,
931 update_ld_motion_stores): Don't try to
932 keep reg_set tables up to date.
933 (pre_insert_copies): Use df insn LUIDs.
934 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
935 (reg_set_info): Don't use extra bitmap argument.
936 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
937 information to compute regs_set_in_block.
938 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
939 (bypass_jumps): Don't use compute_sets and friends.
941 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
944 * opts.c (undocumented_msg): Do not leave blank even with
947 2009-04-25 Joseph Myers <joseph@codesourcery.com>
949 * c-decl.c (build_enumerator): Allow values folding to integer
950 constants but not integer constant expressions with a pedwarn if
953 2009-04-25 Joseph Myers <joseph@codesourcery.com>
956 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
957 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
958 type is an integer constant.
960 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/i386.c (print_operand) ['z']: Revert handling of
966 2009-04-25 Joseph Myers <joseph@codesourcery.com>
969 * c-decl.c (grokdeclarator): Diagnose declarations of functions
970 with variably modified return type and no storage class
971 specifiers, except for the case of nested functions. Distinguish
972 extern declarations of functions with variably modified return
973 types from those of objects with variably modified types.
975 2009-04-25 Jan Hubicka <jh@suse.cz>
977 * tree.c (list_equal_p): New function.
978 * tree.h (list_equal_p): Declare.
979 * coretypes.h (edge_def, edge, const_edge, basic_block_def
980 basic_block_def, basic_block, const_basic_block): New.
981 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
982 (redirect_eh_edge): New function.
983 (make_eh_edge_update_phi): EH edges are not abnormal.
984 * except.c: Include tree-flow.h.
985 (list_match): New function.
986 (eh_region_replaceable_by_p): New function.
987 (replace_region): New function.
988 (hash_type_list): New function.
989 (hash_eh_region): New function.
990 (eh_regions_equal_p): New function.
991 (merge_peers): New function.
992 (remove_unreachable_regions): Verify EH tree when checking;
994 (copy_eh_region_1): New function.
995 (copy_eh_region): New function.
996 (push_reachable_handler): New function.
997 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
998 regions without label but with live RESX.
999 * except.h (redirect_eh_edge_to_label): New.
1000 * tree-flow.h (redirect_eh_edge): New.
1001 * coretypes.h (edge_def, edge, const_edge, basic_block_def
1002 basic_block_def, basic_block, const_basic_block): Remove.
1003 * Makefile.in (except.o): Add dependency on tree-flow.h
1004 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1005 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1008 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1011 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1012 on the destination of memcpy.
1014 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1016 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1017 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1018 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1020 2009-04-25 Jan Hubicka <jh@suse.cz>
1022 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1023 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1024 to be reached by different label than left.
1025 (update_eh_edges): Update comment; remove edge_to_remove if possible
1026 and return true if suceeded.
1027 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1028 (cleanup_eh): Compute sharing map.
1029 * except.c (remove_eh_handler_and_replace): Add argument if we should
1031 (remove_unreachable_regions): Update for label sharing.
1032 (label_to_region_map): Likewise.
1033 (get_next_region_sharing_label): New function.
1034 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1036 (remove_eh_handler): Update.
1037 (remove_eh_region_and_replace_by_outer_of): New function.
1038 * except.h (struct eh_region): Add next_region_sharing_label.
1039 (remove_eh_region_and_replace_by_outer_of,
1040 get_next_region_sharing_label): Declare.
1041 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1043 2009-04-25 Jan Hubicka <jh@suse.cz>
1045 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1046 insert code even if they are not critical.
1048 2009-04-25 Jan Hubicka <jh@suse.cz>
1050 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1051 (gimple_can_remove_branch_p): EH edges won't remove branch by
1053 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1054 updating of non-abnormal EH edges.
1055 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1056 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1057 (split_critical_edges): Split also edges where emitting code on them
1058 will lead to splitting later.
1060 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1061 H.J. Lu <hongjiu.lu@intel.com>
1064 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1065 the configured assembler supports fildq and fistpq mnemonics.
1066 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1067 * configure: Regenerated.
1070 * config/i386/i386.c (print_operand): Handle 'Z'.
1071 ['z']: Remove handling of special fild/fist suffixes.
1072 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1073 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1074 suffix of fild insn.
1075 (*floatsi<mode>2_vector_mixed): Ditto.
1076 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1077 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1078 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1079 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1080 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1082 2009-04-25 Ben Elliston <bje@au.ibm.com>
1084 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1085 the source of a set operation.
1087 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1089 * target.h (struct gcc_target): Add case_values_threshold field.
1090 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1091 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1092 * targhooks.c (default_case_values_threshold): New function.
1093 * targhooks.h (default_case_values_threshold): Declare function.
1094 * stmt.c (expand_case): Use case_values_threshold target hook.
1095 * expr.h (case_values_threshold): Remove declartation.
1096 * expr.c (case_values_threshold): Remove function.
1097 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1099 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1100 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1101 (avr_case_values_threshold): Declare as static.
1102 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1104 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1105 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1106 (mn10300_case_values_threshold): New function.
1108 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1110 * ira.c (setup_cover_and_important_classes): Add enum cast.
1112 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1114 * genpreds.c (write_enum_constraint_num): Output definition of
1115 CONSTRAINT_NUM_DEFINED_P macro.
1116 * ira.c (setup_cover_and_important_classes): Use
1117 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1119 2009-04-24 DJ Delorie <dj@redhat.com>
1121 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1122 __SH2A_SINGLE_ONLY__ also.
1124 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1126 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1127 (movdf_internal): Ditto.
1128 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1129 SFmode and DFmode constants.
1130 (ia64_print_operand): Add 'G' format for printing
1131 floating point constants.
1133 2009-04-24 Richard Guenther <rguenther@suse.de>
1135 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1136 from unsigned additions.
1138 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1140 * c-typeck.c (set_init_index): Allow array designators that are
1141 not integer constant expressions with a pedwarn if pedantic.
1143 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1145 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1146 zero if no overlap in nonzero bits between the operands.
1148 2009-04-24 Ian Lance Taylor <iant@google.com>
1150 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1151 (record_dead_and_set_regs): Likewise.
1152 * df.h (struct df_mw_hardreg): Change flags field to int.
1153 (struct df_base_ref): Likewise.
1154 (struct df): Change changeable_flags field to int.
1155 * df-scan.c (df_defs_record): Change clobber_flags to int.
1156 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1157 constants rather than #define macros.
1158 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1159 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1160 (enum dwarf_calling_convention): Likewise.
1161 (enum dwarf_line_number_x_ops): Likewise.
1162 (enum dwarf_call_frame_info): Likewise.
1163 (enum dwarf_source_language): Likewise.
1164 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1165 (add_calling_convention_attribute): Likewise.
1166 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1167 (combine_comparisons): Change compcode to int. Add cast to enum type.
1168 * genrecog.c (maybe_both_true_2): Change c to int.
1169 (write_switch): Likewise. Add cast to enum type.
1170 * gimplify.c (gimplify_omp_for): Handle return values from
1171 gimplify_expr using MIN rather than bitwise or.
1172 (gimplify_expr): Add cast to enum type.
1173 * ipa-prop.c (update_jump_functions_after_inlining): Change
1174 IPA_BOTTOM to IPA_JF_UNKNOWN.
1175 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1176 Add casts to enum type.
1177 (setup_cover_and_important_classes): Change cl to int. Add casts
1179 (setup_class_translate): Change cl and mode to int.
1180 (ira_init_once): Change mode to int.
1181 (free_register_move_costs): Likewise.
1182 (setup_prohibited_mode_move_regs): Add casts to enum type.
1183 * langhooks.c (add_builtin_function_common): Rework assertion that
1184 value fits bitfield.
1185 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1186 * omega.c (omega_do_elimination): Avoid math on enum types.
1187 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1188 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1189 int local to handle integral_argment value.
1190 * regmove.c (try_auto_increment): Change PUT_MODE to
1192 * reload.c (push_secondary_reload): Add casts to enum type.
1193 (secondary_reload_class, find_valid_class): Likewise.
1194 * reload1.c (emit_input_reload_insns): Likewise.
1195 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1196 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1197 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1199 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1200 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1202 (expand_complex_libcall): Add casts to enum type.
1203 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1204 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1205 with ERROR_MARK, not NUM_TREE_CODES.
1206 (vect_create_epilog_for_reduction): Likewise.
1207 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1208 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1209 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1211 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1212 vect_unused_in_loop. Change 0 to loop_vect.
1213 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1214 * var-tracking.c (get_init_value): Change return type to enum
1216 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1217 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1219 (arm_override_options): Add casts to enum type.
1220 (arm_emit_tls_decoration): Likewise.
1221 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1223 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1224 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1225 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1227 * config/s390/s390.c (code_for_builtin_64): Change to array of
1229 (code_for_builtin_31): Likewise.
1230 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1232 * config/sparc/sparc.c (sparc_override_options): Change value
1233 field in struct code_model to enum cmodel. In initializer change
1234 0 to NULL and add cast to enum type.
1236 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1237 Change all callers. Issue a -Wc++-compat warning using
1238 lhs_origtype if necessary.
1239 (convert_for_assignment): Issue -Wc++-compat warnings about
1240 invalid conversions to enum type on assignment.
1241 * c-common.h (build_modify_expr): Update declaration.
1243 2009-04-24 Nick Clifton <nickc@redhat.com>
1245 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1246 (function_arg_advance): Likewise.
1247 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1250 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1252 * config/s390/constraints.md ('I', 'J'): Fix condition.
1254 2009-04-24 Diego Novillo <dnovillo@google.com>
1256 * gengtype-parse.c (parse_error): Add newline after message.
1258 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1260 * config/i386/sse.md (avxmodesuffixs): Removed.
1261 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1262 (*avx_pinsr<ssevecsize>): This.
1264 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1266 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1267 follow chains of regs with a single definition, and allow expressions
1268 that are function_invariant_p.
1269 (simple_rhs_p): Allow expressions that are function_invariant_p.
1271 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1274 * fold-const.c (fold_cond_expr_with_comparison): When folding
1275 > and >= to MAX, make sure the MAX uses the same type as the
1276 comparison's operands.
1278 2009-04-24 Nick Clifton <nickc@redhat.com>
1280 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1281 addressing for DImode accesses.
1282 (frv_print_operand_address): Handle PLUS case.
1283 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1285 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1287 PR rtl-optimization/39794
1288 * alias.c (canon_true_dependence): Add x_addr argument.
1289 * rtl.h (canon_true_dependence): Adjust prototype.
1290 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1291 * cselib.c (cselib_invalidate_mem): Likewise.
1292 * gcse.c (compute_transp): Likewise.
1293 * dse.c (scan_reads_nospill): Likewise.
1294 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1295 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1296 canon_base_addr of the group, plus optional offset.
1297 (struct group_info): Rename canon_base_mem to
1299 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1300 canon_rtx of base_mem.
1302 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1304 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1305 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1307 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1309 * config/spu/spu-builtins.h: Delete file.
1311 * config/spu/spu.h (enum spu_builtin_type): Move here from
1313 (struct spu_builtin_description): Likewise. Add GTY marker.
1314 Do not use enum spu_function_code or enum insn_code.
1315 (spu_builtins): Add extern declaration.
1317 * config/spu/spu.c: Do not include "spu-builtins.h".
1318 (enum spu_function_code, enum spu_builtin_type_index,
1319 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1320 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1321 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1322 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1323 (spu_builtin_types): Make static. Add GTY marker.
1324 (spu_builtins): Add extern declaration with GTY marker.
1327 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1328 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1329 Check programmatically whether all parameters are scalar.
1331 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1333 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1335 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1336 assignment from the constructor either if the target is volatile.
1338 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1340 * config/arm/arm.md (insv): Do not share operands[0].
1342 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1344 * config/vxlib-tls.c (active_tls_threads): Delete.
1345 (delete_hook_installed): New.
1346 (tls_delete_hook): Don't delete the delete hook.
1347 (tls_destructor): Delete it here.
1348 (__gthread_set_specific): Adjust installing the delete hook.
1349 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1350 __gthread_leave_tsd_dtor_context.
1352 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1354 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1356 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1358 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1360 (alpha_rtx_costs): Ditto.
1361 (emit_unlikely_jump): Use add_reg_note.
1362 (emit_frame_store_1): Ditto.
1363 (alpha_expand_prologue): Ditto.
1364 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1365 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1367 2009-04-23 Nick Clifton <nickc@redhat.com>
1369 * config/v850/v850.md (epilogue): Remove suppressed code.
1370 (return): Rename to return_simple and remove test of frame size.
1371 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1372 to gen_return_simple.
1374 2009-04-22 Jing Yu <jingyu@google.com>
1377 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1379 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1382 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1383 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1384 value is a VECTOR_CST, the element type is the element type of the
1387 2009-04-22 DJ Delorie <dj@redhat.com>
1389 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1391 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1393 * alias.c (find_base_term): Move around LO_SUM case, so that
1394 CONST falls through into PLUS/MINUS handling.
1397 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1398 into 0, use omit_one_operand.
1400 2009-04-23 Ben Elliston <bje@au.ibm.com>
1402 * config/rs6000/linux-unwind.h (get_regs): Remove type
1403 puns. Change the type of `pc' to an array of unsigned ints and
1404 update all users. Constify frame24.
1406 2009-04-22 DJ Delorie <dj@redhat.com>
1408 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1409 declarations before code.
1410 (current_function_special_page_vector): Likewise.
1411 (m32c_expand_insv): Silence a warning.
1413 2009-04-21 Taras Glek <tglek@mozilla.com>
1415 * alias.c: Update GTY annotations to new syntax.
1416 * basic-block.h: Likewise.
1417 * bitmap.h: Likewise.
1418 * c-common.h: Likewise.
1419 * c-decl.c: Likewise.
1420 * c-parser.c: Likewise.
1421 * c-pragma.c: Likewise.
1422 * c-tree.h: Likewise.
1423 * cfgloop.h: Likewise.
1424 * cgraph.h: Likewise.
1425 * config/alpha/alpha.c: Likewise.
1426 * config/arm/arm.h: Likewise.
1427 * config/avr/avr.h: Likewise.
1428 * config/bfin/bfin.c: Likewise.
1429 * config/cris/cris.c: Likewise.
1430 * config/darwin.c: Likewise.
1431 * config/frv/frv.c: Likewise.
1432 * config/i386/i386.c: Likewise.
1433 * config/i386/i386.h: Likewise.
1434 * config/i386/winnt.c: Likewise.
1435 * config/ia64/ia64.h: Likewise.
1436 * config/iq2000/iq2000.c: Likewise.
1437 * config/mips/mips.c: Likewise.
1438 * config/mmix/mmix.h: Likewise.
1439 * config/pa/pa.c: Likewise.
1440 * config/pa/pa.h: Likewise.
1441 * config/rs6000/rs6000.c: Likewise.
1442 * config/s390/s390.c: Likewise.
1443 * config/sparc/sparc.c: Likewise.
1444 * config/xtensa/xtensa.c: Likewise.
1445 * cselib.h: Likewise.
1446 * dbxout.c: Likewise.
1447 * dwarf2out.c: Likewise.
1448 * except.c: Likewise.
1449 * except.h: Likewise.
1450 * fixed-value.h: Likewise.
1451 * function.c: Likewise.
1452 * function.h: Likewise.
1453 * gimple.h: Likewise.
1454 * integrate.c: Likewise.
1455 * optabs.c: Likewise.
1456 * output.h: Likewise.
1459 * stringpool.c: Likewise.
1460 * tree-data-ref.c: Likewise.
1461 * tree-flow.h: Likewise.
1462 * tree-scalar-evolution.c: Likewise.
1463 * tree-ssa-address.c: Likewise.
1464 * tree-ssa-alias.h: Likewise.
1465 * tree-ssa-operands.h: Likewise.
1468 * varasm.c: Likewise.
1469 * varray.h: Likewise.
1471 * coretypes.h: Do not define GTY macro if it is already defined.
1472 * doc/gty.texi: Update GTY documentation to new syntax.
1473 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1474 annotations on structs.
1475 * gengtype-parse.c: Likewise.
1477 2009-04-22 Mark Heffernan <meheff@google.com>
1479 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1481 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1483 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1486 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1488 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1489 the same as a PLUS without a shift. Increase the cost of a
1492 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1494 * Makefile.in: Update dependencies.
1495 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1496 * errors.h: Remove bogus comment about compatibility.
1497 (warning): Update declaration.
1498 * genautomata.c: Update all calls to warning.
1499 * gimple.c: Do not include errors.h. Include toplev.h.
1500 * tree-ssa-structalias.c: Do not include errors.h.
1501 * omega.c: Likewise.
1502 * tree-ssa-reassoc.c: Likewise.
1503 * config/spu/spu-c.c: Likewise.
1504 * config/spu/t-spu-elf: Update dependencies.
1506 2009-04-22 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/39824
1509 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1510 make sure the types are compatible.
1512 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1515 * c-common.c (c_parse_error): Take a token_flags parameter.
1516 Use token_type for the token type instead.
1517 Pass token_flags to cpp_type2name.
1518 * c-common.h (c_parse_error): Update declaration.
1519 * c-parser.c (c_parser_error): Pass 0 as token flags.
1521 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1523 PR rtl-optimization/39580
1524 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1526 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1528 * function.c (expand_function_end): Do not emit a jump to the "naked"
1529 return label for fall-through returns.
1530 * except.c (sjlj_emit_function_exit): Always place the call to the
1531 unregister function at the location installed by expand_function_end.
1533 2009-04-22 Richard Guenther <rguenther@suse.de>
1535 PR tree-optimization/39845
1536 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1537 (gen_inbound_check): Likewise.
1539 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1541 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1543 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1544 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1546 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1548 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1549 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1550 shift counts to avoid out-of-bounds array accesses.
1552 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1554 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1555 (Pmode): Move above.
1557 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1559 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1560 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1561 GET_CODE macro. Use IN_RANGE macro where appropriate.
1562 * config/alpha/alpha.h: Ditto.
1563 * config/alpha/alpha.md: Ditto.
1564 * config/alpha/constraints.md: Ditto.
1565 * config/alpha/predicates.md: Ditto.
1567 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1569 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1570 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1571 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1572 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1573 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1574 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1575 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1576 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1577 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1578 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1579 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1580 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1581 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1582 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1583 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1584 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1585 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1586 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1587 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1588 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1589 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1590 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1591 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1592 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1593 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1594 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1595 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1597 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1599 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1600 references from comments.
1601 * cfgbuild.c: (count_basic_blocks): Delete.
1602 (find_basic_blocks_1): Delete.
1603 (find_basic_blocks): Delete.
1604 * except.c (finish_eh_generation): Make static. Move comment from
1605 except.h here. Remove find_basic_blocks references from comments.
1606 * except.h (finish_eh_generation): Delete.
1607 * basic-block.h (find_basic_blocks): Delete.
1608 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1610 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1612 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1613 (sdbout_parms): Likewise.
1615 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1617 * config/sh/sh.c (prepare_cbranch_operands): Use
1618 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1619 (expand_cbranchdi4): Likewise.
1620 (from_compare): Add cast to enum type.
1621 (expand_cbranchsi4): Use add_reg_note.
1622 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1623 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1624 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1625 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1626 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1627 instead of CODE_FOR_nothing.
1628 (cbranchdi4): Likewise. Fix the order of arguments for
1630 (push_fpscr): Use add_reg_note.
1631 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1632 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1634 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1636 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1637 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1638 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1639 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1640 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1641 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1642 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1643 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1644 config/alpha/x-vms, config/arc/t-arc,
1645 config/arm/README-interworking, config/arm/arm-c.c,
1646 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1647 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1648 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1649 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1650 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1651 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1652 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1653 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1654 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1655 config/cris/t-elfmulti, config/crx/t-crx,
1656 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1657 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1658 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1659 config/h8300/t-h8300, config/i386/athlon.md,
1660 config/i386/darwin-libgcc.10.4.ver,
1661 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1662 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1663 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1664 config/i386/t-linux64, config/i386/t-nwld,
1665 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1666 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1667 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1668 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1669 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1670 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1671 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1672 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1673 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1674 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1675 config/m68k/t-uclinux, config/mcore/t-mcore,
1676 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1677 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1678 config/mips/crtn.asm, config/mips/irix-crti.asm,
1679 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1680 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1681 config/mips/mips-fixed.md, config/mips/sb1.md,
1682 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1683 config/mips/t-iris6, config/mips/t-isa3264,
1684 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1685 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1686 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1687 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1688 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1689 config/mn10300/t-linux, config/mn10300/t-mn10300,
1690 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1691 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1692 config/picochip/libgccExtras/clzsi2.asm,
1693 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1694 config/rs6000/darwin-libgcc.10.4.ver,
1695 config/rs6000/darwin-libgcc.10.5.ver,
1696 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1697 config/rs6000/t-aix43, config/rs6000/t-aix52,
1698 config/rs6000/t-darwin, config/rs6000/t-fprules,
1699 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1700 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1701 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1702 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1703 config/rs6000/t-rtems, config/rs6000/t-spe,
1704 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1705 config/score/t-score-elf, config/sh/divcost-analysis,
1706 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1707 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1708 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1709 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1710 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1711 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1712 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1713 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1714 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1715 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1716 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1717 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1718 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1719 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1720 * config/h8300/genmova.sh: Include copyright and license notices
1721 in generated output.
1722 * config/h8300/mova.md: Regenerate.
1723 * doc/install.texi2html: Include word "Copyright" in copyright
1724 notice and use name "Free Software Foundation, Inc.".
1725 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1726 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1727 ChangeLog-2007, ChangeLog-2008: Correct dates.
1729 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1731 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1732 NE_EXPR operations as well.
1733 * c-parser.c (c_parser_condition): Do not set location information on
1735 (c_parser_conditional_expression): Likewise.
1736 (c_parser_binary_expression): Set location information on operators.
1737 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1738 TRUTH_NOT_EXPR has been folded.
1739 * fold-const.c (fold_truth_not_expr): Copy location information from
1740 the incoming expression to the outgoing one.
1741 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1742 recursive calls on the LHS of the operator but pass that of the
1743 operator to recursive calls on the RHS of the operator. Set it
1745 (shortcut_cond_expr): Set the locus of the operator on the second
1746 COND_EXPR and that of the expression on the first in degenerate cases.
1747 Pass the locus of the expression to calls to shortcut_cond_r.
1748 Set the locus of the 'then' block on the associated jump, if any.
1749 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1750 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1751 expression to call to gimplify_boolean_expr.
1753 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1755 * config.gcc: Add additional configuration for
1756 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1757 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1758 (CPP_SPEC): Redefine for allowing -municode option.
1759 (STARTFILE_SPEC): Likewise.
1760 * config/i386/t-mingw-w64: New.
1761 * config/i386/mingw-w64.opt: New.
1762 (municode): Add new target option.
1763 * doc/invoke.texi (municode): Add documentation for new option.
1765 2009-04-21 Ian Lance Taylor <iant@google.com>
1767 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1768 Correct test for number of arguments.
1769 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1771 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1773 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1774 argument of emit_library_call.
1776 2009-04-21 Richard Guenther <rguenther@suse.de>
1779 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1780 inside VIEW_CONVERT_EXPRs.
1782 2009-04-21 Martin Jambor <mjambor@suse.cz>
1784 * tree-switch-conversion.c (build_constructors): Split a long line.
1785 (constructor_contains_same_values_p): New function.
1786 (build_one_array): Create assigns of constants if possible, do not
1787 call mark_sym_for_renaming, call update_stmt.
1788 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1789 make_rename_temp. Do not call mark_symbols_for_renaming, call
1791 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1792 find_new_referenced_vars, call update_stmt.
1793 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1794 instead of calling make_rename_temp. Do not call
1795 find_new_referenced_vars or mark_symbols_for_renaming, call
1798 2009-04-21 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/39827
1801 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1802 (tree_ssa_phiprop): Pass the correct array size.
1804 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1806 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1808 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1811 * c-typeck.c (lvalue_p): Move declaration ...
1812 * c-common.h (lvalue_p): ... to here.
1813 * c-common.c (candidate_equal_p): New.
1814 (add_tlist): Use it.
1815 (merge_tlist): Use it.
1816 (warn_for_collisions_1): Likewise.
1817 (warning_candidate_p): Accept more candidates.
1818 (verify_tree): A warning candidate can be an expression. Use
1821 2009-04-21 Ben Elliston <bje@au.ibm.com>
1824 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1825 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1826 options. Remove -mcall-solaris documentation.
1828 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1831 * doc/invoke.texi (-Wlong-long): Update description.
1832 * c-lex (interpret_integer): Only warn if there was no previous
1833 overflow and -Wlong-long is enabled.
1834 * c-decl.c (declspecs_add_type): Drop redundant flags.
1835 * c.opt (Wlong-long): Init to -1.
1836 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1837 and front-end warn_long_long. Wlong-long only depends on other
1838 flags if it is uninitialized.
1839 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1840 the same for CPP and FE.
1841 (restore_extension_diagnostics): Likewise.
1843 2009-04-20 Ian Lance Taylor <iant@google.com>
1845 Fix enum conversions which are invalid in C++:
1846 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1847 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1848 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1849 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1850 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1851 (dbxout_parms): Likewise.
1852 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1853 (df_clear_flags): Likewise.
1854 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1855 top_flag parameter to int.
1856 (df_chain_create_bb_process_use): Likewise.
1857 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1859 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1860 (df_ref_create_structure, df_def_record_1): Likewise.
1861 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1862 (df_notes_rescan): Change 0 to VOIDmode in function call.
1863 (df_get_call_refs, df_insn_refs_collect): Likewise.
1864 (df_bb_regs_collect): Likewise.
1865 (df_entry_block_defs_collect): Likewise.
1866 (df_exit_block_uses_collect): Likewise.
1867 * df.h: Update declarations.
1868 * double-int.c (double_int_divmod): Add cast to enum type.
1869 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1870 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1871 (based_loc_descr): Likewise.
1872 (loc_descriptor_from_tree_1): Change first_op and second_op to
1873 enum dwarf_location_atom. Add cast to enum type.
1874 * expmed.c (init_expmed): Change 0 to SET in function call.
1875 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1876 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1877 (do_store_flag): Likewise.
1878 * fixed-value.h (struct fixed_value): Change mode to enum
1880 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1881 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1883 (insert_insn_decl, insert_decl, insert_state): Likewise.
1884 (automata_list_finish): Likewise.
1885 * genrecog.c (process_define_predicate): Add cast to enum type.
1886 * gensupport.c (init_predicate_table): Add cast to enum type.
1887 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1889 (gimple_build_call_1, gimple_build_label): Likewise.
1890 (gimple_build_goto, gimple_build_asm_1): Likewise.
1891 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1892 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1893 (enum fallback): Rename from enum fallback_t.
1894 (fallback_t): Typedef as int.
1895 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1896 GSI_SAME_STMT in function call.
1897 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1899 (setup_reg_class_relations): Likewise.
1900 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1901 (setup_prohibited_class_mode_regs): Add cast to enum type.
1902 (setup_prohibited_mode_move_regs): Likewise.
1903 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1904 (record_address_regs): Change i to enum reg_class.
1905 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1906 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1907 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1908 (GET_MODE_2XWIDER_MODE): Likewise.
1909 (GET_CLASS_NARROWEST_MODE): Likewise.
1910 * omp-low.c (expand_omp_for): Add cast to enum type.
1911 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1912 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1913 * postreload.c (reload_cse_simplify_operands): Change rclass local
1915 * predict.c (combine_predictions_for_insn): Change best_predictor
1916 and predictor to enum br_predictor.
1917 (combine_predictions_for_bb): Likewise.
1918 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1919 use SET_PREDICT_EXPR_OUTCOME.
1920 * real.c (real_arithmetic): Change icode to code in function call.
1921 * reginfo.c (init_move_cost): Add casts to enum type.
1922 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1923 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1925 * reload.c (find_valid_class): Add casts to enum type.
1926 (push_reload): Change 0 to NO_REGS in function call.
1927 (find_reloads): Change this_alternative to array of enum
1928 reg_class. Remove some now-unnecessary casts.
1929 (make_memloc): Change 0 to VOIDmode in function call.
1930 * reload1.c (reload): Change 0 to VOIDmode in function call.
1931 (eliminate_regs_1, elimination_effects): Likewise.
1932 (eliminate_regs_in_insn): Likewise.
1933 (emit_input_reload_insns): Add cast to enum type.
1934 (delete_output_reload): Change 0 to VOIDmode in function call.
1935 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1936 to enum type in function call.
1937 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1938 (SET_PREDICT_EXPR_OUTCOME): Define.
1939 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1940 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1941 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1942 (dump_function): Likewise.
1943 * tree-dump.h: Update declarations.
1944 * tree-pass.h: Update declarations.
1945 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1946 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1948 (arm_rtx_costs_1): Correct parenthesization.
1949 (arm_rtx_costs): Add casts to enum type.
1950 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1951 (vfp_emit_fstmd): Use add_rg_note.
1952 (emit_multi_reg_push, emit_sfm): Likewise.
1953 (thumb_set_frame_pointer): Likewise.
1954 (arm_expand_prologue): Likewise.
1955 (arm_regno_class): Change return type to enum reg_class.
1956 (thumb1_expand_prologue): Use add_reg_note.
1957 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1958 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1960 * config/arm/gentune.sh: Add cast to enum type.
1961 * config/arm/arm-tune.md: Rebuild.
1962 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1963 (ix86_split_fp_branch, predict_jump): Likewise.
1964 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1965 insn_code to enum rtx_code.
1966 (ix86_builtin_vectorized_function): Add cast to enum type.
1967 * config/i386/i386.md (truncdfsf2): Change slot to enum
1969 (truncxf<mode>2, isinf<mode>2): Likewise.
1970 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1972 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1973 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1974 (insert_bundle_state): Change 1 to INSERT in function call.
1975 (ia64_add_bundle_selector_before): Likewise.
1976 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1977 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1978 (restore_stack_nonlocal): Likewise.
1979 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1981 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1983 (mips_rtx_costs): Likewise.
1984 (mips_override_options): Add casts to enum type.
1985 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1987 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1988 (store_reg, set_reg_plus_d): Likewise.
1989 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1990 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1992 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1994 (emit_unlikely_jump): Use add_reg_note.
1995 (rs6000_emit_allocate_stack): Likewise.
1996 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1997 (output_toc): Change 1 to INSERT in function call.
1998 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1999 (rs6000_initialize_trampoline): Likewise.
2000 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
2002 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
2003 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
2004 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2005 (save_gprs): Use add_reg_note.
2006 (s390_emit_prologue): Likewise.
2007 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2008 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2009 (sparc_fold_builtin): Add cast to enum type.
2010 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2012 (spu_expand_prologue): Use add_reg_note.
2013 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2015 2009-04-20 Ian Lance Taylor <iant@google.com>
2017 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2018 (c_parser_postfix_expression_after_primary): Get VEC for list of
2019 arguments. Get original types of arguments. Call
2020 build_function_call_vec.
2021 (cached_expr_list_1, cached_expr_list_2): New static variables.
2022 (c_parser_expr_list): Change return type to VEC *. Add
2023 p_orig_types parameter. Change all callers.
2024 (c_parser_release_expr): New static function.
2025 (c_parser_vec_to_tree_list): New static function.
2026 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2027 call build_function_call_vec.
2028 (build_function_call_vec): New function, based on old
2029 build_function_call.
2030 (convert_arguments): Remove nargs and argarray parameters. Change
2031 values to a VEC. Add origtypes parameter.
2032 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2033 (convert_for_assignment): Add origtype parameter. Change all
2034 callers. If warn_cxx_compat, check for conversion to an enum
2035 type when calling a function.
2036 (store_init_value): Add origtype parameter. Change all callers.
2037 (digest_init): Likewise.
2038 (struct init_node): Add origtype field.
2039 (add_pending_init): Add origtype parameter. Change all callers.
2040 (output_init_element): Likewise.
2041 (output_pending_init_elements): Pass origtype from init_node to
2042 output_init_element.
2043 (process_init_element): Pass origtype from c_expr to
2044 output_init_element.
2045 (c_finish_return): Add origtype parameter. Change all callers.
2046 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2048 (sync_resolve_params): Likewise.
2049 (sync_resolve_return): Change params to first_param. Change caller.
2050 (resolve_overloaded_builtins): Change params to VEC *. Change
2051 callers. Save first parameter around call to build_function_call_vec.
2052 * c-decl.c (finish_decl): Add origtype parameter. Change all
2053 callers. Call build_function_call_vec rather than
2054 build_function_call for cleanup.
2055 * c-tree.h: Update declarations.
2056 * c-common.h: Update declarations.
2057 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2058 params to first_param.
2059 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2060 params parameter from tree to void *.
2061 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2062 Change arglist parameter to have type void *, and to be a pointer
2064 * config/rs6000/rs6000-protos.h
2065 (altivec_resolve_overloaded_builtin): Update declaration.
2066 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2067 fnargs parameter to have type void *, and to be a pointer to a
2068 VEC. Call build_function_call_vec instead of
2069 build_function_call.
2070 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2072 2009-04-20 Joey Ye <joey.ye@intel.com>
2073 Xuepeng Guo <xuepeng.guo@intel.com>
2074 H.J. Lu <hongjiu.lu@intel.com>
2076 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2078 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2079 (IX86_LEA_PRIORITY): Likewise.
2080 (distance_non_agu_define): New function.
2081 (distance_agu_use): Likewise.
2082 (ix86_lea_for_add_ok): Likewise.
2083 (ix86_dep_by_shift_count): Likewise.
2085 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2086 should split for LEA.
2088 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2090 (ix86_dep_by_shift_count): Likewise.
2092 2009-04-20 Richard Guenther <rguenther@suse.de>
2094 * expr.c (handled_component_p): Move ...
2095 * tree.h (handled_component_p): ... here.
2096 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2097 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2098 and REALPART_EXPR to be in one group.
2100 2009-04-20 Richard Guenther <rguenther@suse.de>
2102 * basic-block.h (get_all_dominated_blocks): Declare.
2103 * dominance.c (get_all_dominated_blocks): New function.
2104 * tree-cfg.c (get_all_dominated_blocks): Remove.
2105 (remove_edge_and_dominated_blocks): Adjust.
2106 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2107 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2108 instead of recursing.
2110 2009-04-20 Doug Kwan <dougkwan@google.com>
2112 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2113 (struct cgraph_node_set_def): New type.
2114 (cgraph_node_set) New type. Also declare vector functions.
2115 (struct cgraph_node_set_element_def): New type.
2116 (cgraph_node_set_element): Ditto.
2117 (cgraph_node_set_iterator): New iterator type.
2118 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2119 cgraph_node_set_remove, dump_cgraph_node_set,
2120 debug_cgraph_node_set): New prototypes.
2121 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2122 cgraph_node_set_size): New inlines.
2123 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2125 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2126 argument to function 'write_summary'.
2127 * ipa.c: Include ggc.h.
2128 (hash_cgraph_node_set_element,
2129 eq_cgraph_node_set_element, cgraph_node_set_new,
2130 cgraph_node_set_add, cgraph_node_set_remove,
2131 cgraph_node_set_find, dump_cgraph_node_set,
2132 debug_cgraph_node_set): New functions.
2133 * Makefile.in (ipa.o): Add dependency on GGC_H.
2135 2009-04-20 Ira Rosen <irar@il.ibm.com>
2137 PR tree-optimization/39675
2138 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2139 check of the return code of vect_schedule_slp. Check that
2140 stmt_vec_info still exists for the statement, before checking its
2143 2009-04-20 Michael Matz <matz@suse.de>
2145 * Makefile.in (generated_files): Take out $(simple_generated_c).
2147 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2149 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2150 (UINTPTR_TYPE): Likewise.
2152 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2155 * c-typeck.c (digest_init): Check for initializing an array with a
2158 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2161 * c-semantics.c (pop_stmt_list): Propagate
2162 STATEMENT_LIST_HAS_LABEL to parent statement list.
2164 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2166 * config/mips/mips.h (mips_tune_attr): New macro.
2167 * config/mips/mips.md (cpu): Use it.
2169 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2172 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2175 2009-04-19 Diego Novillo <dnovillo@google.com>
2177 * toplev.c (compile_file): Move call to coverage_finish ...
2178 * cgraphunit.c (ipa_passes): ... here.
2179 Call cgraph_process_new_functions.
2180 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2181 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2183 2009-04-19 Jan Hubicka <jh@suse.cz>
2185 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2187 (dump_cgraph_node): Dump can throw external flag.
2188 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2190 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2194 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2195 * common.opt (Wlogical-op): Move from here...
2196 * c.opt (Wlogical-op): ... to here.
2197 * c-typeck.c (parser_build_binary_op): Update call to
2198 warn_logical_operator.
2199 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2201 * c-common.c (warn_logical_op): Update.
2202 * c-common.h (warn_logical_op): Update declaration.
2204 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2206 * tree.c (protected_set_expr_location): Fix formatting.
2208 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2211 * c-typeck.c (readonly_warning): new.
2212 (build_unary_op, build_modify_expr): Use readonly_warning for
2213 storing into something readonly but not const-qualified.
2215 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2218 * c-typeck.c (build_unary_op): Check for taking address of
2219 expression of type void.
2221 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2224 * c-typeck.c (build_function_call): Check for calling a function
2225 with qualified void return types. Call require_complete_type when
2228 2009-04-18 Jan Hubicka <jh@suse.cz>
2230 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2232 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2233 can_throw_external flag.
2234 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2235 * ipa-pure-const.c (ignore_edge): New function.
2236 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2237 only over can_throw_external edges.
2238 (local_pure_const): Add nothrow flag.
2239 * ipa-utils.c (searchc): Add ignore_edge callback.
2240 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2241 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2242 (set_nothrow_function_flags): Update cgraph.
2243 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2245 2009-04-18 Richard Guenther <rguenther@suse.de>
2248 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2249 (fold_stmt): ... this and ...
2250 (fold_stmt_inplace): ... this.
2251 (fold_stmt_1): Fold references in calls and asms.
2252 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2254 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2256 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2257 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2259 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2261 * tree.c (function_args_count): Remove.
2262 * tree.h: Remove the prototype for function_args_count.
2264 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2266 * tree-iterator.c (expr_only): Remove.
2267 * tree.h: Remove the prototype for expr_only.
2269 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2271 * reginfo.c (cannot_change_mode_set_regs): Remove.
2272 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2274 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2276 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2277 whether operands 0 and 1 overlaps.
2279 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2282 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2283 pointer. Use warning_at instead of warning.
2284 (search_for_addr_array): Likewise.
2285 (check_array_bounds): Likewise.
2286 (check_all_array_refs): Check that the incoming edge is not in the
2287 list of edges to be removed.
2288 (check_all_array_refs): Avoid the temporal pointer.
2289 (vrp_visit_cond_stmt): Fix typo.
2290 (simplify_switch_using_ranges): Handle the case where the switch
2291 index is an integer constant.
2293 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2295 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2297 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2299 * doc/extend.texi, doc/invoke.texi: Fix typos.
2301 2009-04-17 Cary Coutant <ccoutant@google.com>
2303 * tree-flow-inline.h (get_lineno): Fix inverted test.
2305 2009-04-17 Diego Novillo <dnovillo@google.com>
2307 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2308 assertion for AVAIL_OUT.
2310 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2313 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2314 * config/sh/linux-atomic.asm: Likewise.
2316 2009-04-17 Diego Novillo <dnovillo@google.com>
2318 * except.c (debug_eh_tree): New.
2319 (struct eh_region, struct eh_status): Move ...
2320 * except.h: ... here.
2321 (add_type_for_runtime): Declare extern.
2322 (lookup_type_for_runtime): Likewise.
2323 (debug_eh_tree): Declare.
2324 * Makefile.in (GTFILES): List except.h before except.c
2326 2009-04-17 Diego Novillo <dnovillo@google.com>
2328 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2329 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2330 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2331 (find_vars_r): ... here.
2332 * tree-flow.h (find_referenced_vars_in): Declare.
2333 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2334 that AVAIL_OUT exists for BLOCK.
2335 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2336 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2337 (tree-parloops.o): Likewise.
2339 2009-04-17 Simon Baldwin <simonb@google.com>
2341 * toplev.c (default_tree_printer): Add handling for %E format.
2343 2009-04-17 Diego Novillo <dnovillo@google.com>
2345 * tree-pretty-print.c (dump_generic_node): Add break after
2346 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2347 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2348 FUNCTION_TYPE together. Call print_struct_decl when printing
2349 structures and TDF_SLIM is not given.
2350 (print_struct_decl): Fix logic for detecting recursion.
2352 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2355 * gcc.c (create_at_file): New.
2356 (compile_input_file_p): New.
2357 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2358 * main.c (main): Update call to toplev_main.
2359 * toplev.c (toplev_main): Change signature. Call expandargv.
2360 * toplev.h (toplev_main): Change signature.
2362 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2364 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2365 if the latter is not constant.
2367 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2369 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2371 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2373 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2374 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2376 2009-04-17 Richard Guenther <rguenther@suse.de>
2378 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2379 Handle component references view-converting an invariant address.
2381 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2383 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2384 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2385 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2386 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2387 Use @deftypevr rather than @deftypevar.
2389 2009-04-17 Richard Guenther <rguenther@suse.de>
2391 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2392 (get_prop_source_stmt): Likewise.
2393 (can_propagate_from): Likewise.
2395 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2397 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2398 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2399 (--with-multilib-list): Add default value.
2400 * configure: Regenerate.
2401 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2402 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2403 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2404 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2405 Don't add default cpu to multilib list unnecessarily, but do enable
2406 the relevant compiler option..
2407 Add support for --with-multilib-list=<blank> and
2408 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2409 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2410 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2411 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2413 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2414 (MULTILIB_OSDIRNAMES): New variable.
2415 * config/sh/t-1e: Delete file.
2416 * config/sh/t-mlib-sh1: Delete file.
2417 * config/sh/t-mlib-sh2: Delete file.
2418 * config/sh/t-mlib-sh2a: Delete file.
2419 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2420 * config/sh/t-mlib-sh2a-single: Delete file.
2421 * config/sh/t-mlib-sh2a-single-only: Delete file.
2422 * config/sh/t-mlib-sh2e: Delete file.
2423 * config/sh/t-mlib-sh3e: Delete file.
2424 * config/sh/t-mlib-sh4: Delete file.
2425 * config/sh/t-mlib-sh4-nofpu: Delete file.
2426 * config/sh/t-mlib-sh4-single: Delete file.
2427 * config/sh/t-mlib-sh4-single-only: Delete file.
2428 * config/sh/t-mlib-sh4a: Delete file.
2429 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2430 * config/sh/t-mlib-sh4a-single: Delete file.
2431 * config/sh/t-mlib-sh4a-single-only: Delete file.
2432 * config/sh/t-mlib-sh4al: Delete file.
2433 * config/sh/t-mlib-sh5-32media: Delete file.
2434 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2435 * config/sh/t-mlib-sh5-64media: Delete file.
2436 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2437 * config/sh/t-mlib-sh5-compact: Delete file.
2438 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2439 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2440 * doc/install.texi (Options specification): Add
2441 --with-multilib-list and --with-endian.
2443 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2445 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2447 (OBJS-common): Add plugin-version.o.
2448 (plugin-version.o): New.
2449 * gcc-plugin.h (plugin_gcc_version): New.
2450 (plugin_default_version_check): New.
2451 (plugin_init_func, plugin_init): Add version argument.
2452 * plugin-version.c: New.
2453 * plugin.c (str_plugin_gcc_version_name): New.
2454 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2455 pass it to the init function.
2456 (plugin_default_version_check): New.
2458 2009-04-17 Richard Guenther <rguenther@suse.de>
2460 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2461 for decl-vs-decl disambiguation.
2463 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2465 * config/s390/s390.h (s390_tune_attr): New macro definition.
2466 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2468 2009-04-17 Richard Guenther <rguenther@suse.de>
2470 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2471 (fold_stmt_r): Likewise.
2472 (maybe_fold_reference): New function.
2473 (fold_gimple_assign): Handle cases fold_stmt_r did.
2474 (fold_stmt): Do not use fold_stmt_r.
2475 (fold_stmt_inplace): Likewise.
2477 2009-04-17 Richard Guenther <rguenther@suse.de>
2479 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2480 (record_equivalences_from_stmt): Remove useless checks and
2482 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2483 the type is already suitable.
2485 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2487 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2489 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2491 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2492 (CMPtype): Define as __gcc_CMPtype.
2494 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2496 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2497 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2499 2009-04-17 Richard Guenther <rguenther@suse.de>
2501 PR tree-optimization/39746
2502 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2503 special-casing for builtins and static variable use/def.
2504 (call_may_clobber_ref_p_1): Likewise.
2506 2009-04-16 Ian Lance Taylor <iant@google.com>
2508 * df.h: Include "timevar.h".
2509 (struct df_problem): Change tv_id field to timevar_id_t.
2510 * tree-pass.h: Include "timevar.h".
2511 (struct opt_pass): Change tv_id field to timevar_id_t.
2512 * timevar.h (timevar_id_t): Define TV_NONE.
2513 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2514 TV_NONE rather than tv_id != 0.
2515 (execute_one_pass): Likewise.
2516 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2517 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2518 dependencies to $(TREE_PASS_H).
2519 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2521 (pass_branch_target_load_optimize2): Likewise.
2522 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2523 (pass_outof_cfg_layout_mode): Likewise.
2524 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2525 (pass_rebuild_cgraph_edges): Likewise.
2526 (pass_remove_cgraph_callee_edges): Likewise.
2527 * df-core.c (pass_df_initialize_opt): Likewise.
2528 (pass_df_initialize_no_opt): Likewise.
2529 (pass_df_finish): Likewise.
2530 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2531 * except.c (pass_set_nothrow_function_flags): Likewise.
2532 (pass_convert_to_eh_region_ranges): Likewise.
2533 * final.c (pass_compute_alignments): Likewise.
2534 * function.c (pass_instantiate_virtual_regs): Likewise.
2535 (pass_init_function): Likewise.
2536 (pass_leaf_regs): Likewise.
2537 (pass_match_asm_constraints): Likewise.
2538 * gimple-low.c (pass_lower_cf): Likewise.
2539 (pass_mark_used_blocks): Likewise.
2540 * init-regs.c (pass_initialize_regs): Likewise.
2541 * integrate.c (pass_initial_value_sets): Likewise.
2542 * ira.c (pass_ira): Likewise.
2543 * jump.c (pass_cleanup_barriers): Likewise.
2544 * omp-low.c (pass_expand_omp): Likewise.
2545 (pass_lower_omp): Likewise.
2546 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2547 * recog.c (pass_split_all_insns): Likewise.
2548 (pass_split_after_reload): Likewise.
2549 (pass_split_before_regstack): Likewise.
2550 (pass_split_before_sched2): Likewise.
2551 (pass_split_for_shorten_branches): Likewise.
2552 * reginfo.c (pass_reginfo_init): Likewise.
2553 (pass_subregs_of_mode_init): Likewise.
2554 (pass_subregs_of_mode_finish): Likewise.
2555 * passes.c (pass_postreload): Likewise.
2556 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2557 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2558 (pass_warn_function_return): Likewise.
2559 (pass_warn_function_noreturn): Likewise.
2560 * tree-complex.c (pass_lower_complex): Likewise.
2561 (pass_lower_complex_O0): Likewise.
2562 * tree-if-conv.c (pass_if_conversion): Likewise.
2563 * tree-into-ssa.c (pass_build_ssa): Likewise.
2564 * tree-mudflap.c (pass_mudflap_1): Likewise.
2565 (pass_mudflap_2): Likewise.
2566 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2567 (pass_mudflap_2): Likewise.
2568 * tree-nrv.c (pass_return_slot): Likewise.
2569 * tree-object-size.c (pass_object_sizes): Likewise.
2570 * tree-optimize.c (pass_all_optimizations): Likewise.
2571 (pass_early_local_passes): Likewise.
2572 (pass_all_early_optimizations): Likewise.
2573 (pass_cleanup_cfg): Likewise.
2574 (pass_cleanup_cfg_post_optimizing): Likewise.
2575 (pass_free_datastructures): Likewise.
2576 (pass_free_cfg_annotations): Likewise.
2577 (pass_fixup_cfg): Likewise.
2578 (pass_init_datastructures): Likewise.
2579 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2580 (pass_late_warn_uninitialized): Likewise.
2581 (pass_update_address_taken): Likewise.
2582 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2583 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2584 (pass_cse_sincos): Likewise.
2585 (pass_convert_to_rsqrt): Likewise.
2586 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2587 * tree-stdarg.c (pass_stdarg): Likewise.
2588 * tree-tailcall.c (pass_tail_recursion): Likewise.
2589 (pass_tail_calls): Likewise.
2590 * tree-vect-generic.c (pass_lower_vector): Likewise.
2591 (pass_lower_vector_ssa): Likewise.
2592 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2594 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2596 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2598 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2600 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2601 logical and signext.
2603 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2606 * config/sh/predicates.md (arith_operand): Check if the operand
2607 of TRUNCATE is a REG.
2609 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2611 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2612 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2614 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2616 * tree-iterator.c (tsi_split_statement_list_after,
2617 tsi_split_statement_list_before): Remove.
2618 * tree-iterator.h: Remove the prototypes for
2619 tsi_split_statement_list_after and tsi_split_statement_list_before.
2621 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2623 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2624 * tree-ssa-propagate.h: Remove the prototype for
2625 stmt_makes_single_load.
2627 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2629 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2630 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2632 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2634 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2636 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2638 * except.c (eh_region_outer_p): Remove.
2639 * except.h: Remove the prototype for eh_region_outer_p.
2641 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2643 * function.c (current_function_assembler_name): Remove.
2644 * function.h: Remove the prototype for
2645 current_function_assembler_name.
2647 2009-04-16 Ian Lance Taylor <iant@google.com>
2649 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2650 (add_reg_note): Call alloc_reg_note.
2651 * rtl.h (alloc_reg_note): Declare.
2652 * combine.c (try_combine): Use alloc_reg_note.
2653 (recog_for_combine, move_deaths): Likewise.
2654 (distribute_notes): Use alloc_reg_note and add_reg_note.
2655 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2656 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2657 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2659 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2661 PR rtl-optimization/39762
2662 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2663 ira_may_move_out_cost): Add comments about way of their usage.
2664 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2666 * ira-conflicts.c (process_regs_for_copy): Use function
2667 ira_get_register_move_cost instead of global
2668 ira_register_move_cost.
2670 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2671 color_pass, move_spill_restore, update_curr_costs): Ditto.
2673 * ira-lives.c (process_single_reg_class_operands): Ditto.
2675 * ira-emit.c (emit_move_list): Ditto.
2677 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2678 (record_reg_classes): Ditto. Use functions
2679 ira_get_register_move_cost and ira_get_may_move_cost instead of
2680 global vars ira_register_move_cost, ira_may_move_out_cost and
2681 ira_may_move_in_cost.
2682 (record_address_regs): Don't call ira_init_register_move_cost.
2683 Use function ira_get_may_move_cost instead of global
2684 ira_may_move_in_cost.
2685 (process_bb_node_for_hard_reg_moves): Use function
2686 ira_get_register_move_cost instead of global ira_register_move_cost.
2687 (ira_costs): Don't call ira_init_register_move_cost.
2689 2009-04-16 Richard Guenther <rguenther@suse.de>
2691 * tree-cfg.c (verify_gimple_assign_binary):
2692 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2693 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2694 (create_general_new_stmt): Note that this function is broken.
2696 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2698 * common.opt (fhelp): Add Var(help_flag).
2699 * gcc-plugin.h (plugin_info): Add help.
2700 * plugin.c (plugin_name_args): Add help.
2701 (register_plugin_info): Set plugin->help.
2702 (print_help_one_plugin): New.
2703 (print_plugins_help): New.
2704 * plugin.h (print_plugins_help): New.
2705 * toplev.c (toplev_main): Call print_plugins_help if needed.
2707 2009-04-16 Richard Guenther <rguenther@suse.de>
2709 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2710 (gimple_ior_addresses_taken_1): New function.
2711 (gimple_ior_addresses_taken): Likewise.
2712 * gimple.h (struct gimple_statement_with_ops_base): Remove
2713 addresses_taken member.
2714 (gimple_ior_addresses_taken): Declare.
2715 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2716 gimple_set_addresses_taken): Remove.
2717 * ipa-reference.c (mark_address): New function.
2718 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2719 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2720 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2721 (gimple_add_to_addresses_taken): Remove.
2722 (get_tmr_operands): Call mark_address_taken.
2723 (get_asm_expr_operands): Likewise.
2724 (get_expr_operands): Likewise.
2725 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2726 (free_stmt_operands): Do not free it.
2727 * tree-ssa.c (delete_tree_ssa): Likewise.
2728 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2730 2009-04-16 Richard Guenther <rguenther@suse.de>
2732 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2733 (walk_stmt_load_store_ops): Likewise.
2734 * gimple.c (get_base_loadstore): New function.
2735 (walk_stmt_load_store_addr_ops): Likewise.
2736 (walk_stmt_load_store_ops): Likewise.
2737 * ipa-pure-const.c (check_op): Simplify.
2738 (check_load, check_store): New functions.
2739 (check_stmt): Use walk_stmt_load_store_ops.
2740 * ipa-reference.c (mark_load): Adjust signature.
2741 (mark_store): Likewise.
2742 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2744 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2746 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2748 * opts.c (common_handle_option): Don't call print_version.
2749 * plugin.c (plugin_name_args): Add version.
2750 (register_plugin_info): New.
2751 (register_callback): Handle PLUGIN_INFO.
2752 (try_init_one_plugin): New.
2753 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2755 (finalize_one_plugin): New.
2756 (finalize_plugins): New.
2757 (print_one_plugin): New.
2758 (print_plugins_versions): New.
2759 * plugin.h (print_plugins_versions): New.
2760 (finalize_plugins): New.
2761 * toplev.c (compile_file): Don't call initialize_plugins.
2762 (print_version): Call print_plugins_versions.
2763 (toplev_main): Call initialize_plugins. Print version if needed.
2764 Call finalize_plugins.
2766 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2768 * common.opt (fversion): New.
2769 * gcc.c (print_version): New.
2770 (process_command): Don't print the version. Just set print_version.
2771 (main): Print version. Call subprocesses if print_version and
2772 verbose_flag are set.
2773 * opts.c (common_handle_option): Handle OPT_fversion.
2775 2009-04-16 Richard Guenther <rguenther@suse.de>
2776 Ira Rosen <irar@il.ibm.com>
2778 PR tree-optimization/39698
2779 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2780 type of the reduction variable. Only generate the def if
2783 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2784 make sure to first convert to an integer of the same precision.
2785 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2786 the type of the evolution correctly in computing the new
2787 induction variable base.
2789 2009-04-16 Richard Guenther <rguenther@suse.de>
2792 * tree-cfg.c (make_blocks): Split statements with to-be
2793 abnormal SSA names on the lhs.
2795 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2797 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2798 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2799 * c-typeck.c (really_start_incremental_init): Likewise.
2800 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2801 (TARGET_INITIALIZER): Remove it.
2802 * target.h (struct target): Remove vector_opaque_p.
2803 * tree.c (build_opaque_vector_type): New.
2804 * tree.h (TYPE_VECTOR_OPAQUE): New.
2805 (build_opaque_vector_type): Declare.
2806 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2807 * config/rs6000/rs6000.c (build_opaque_vector_type,
2808 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2809 (rs6000_init_builtins): Use build_opaque_vector_type for
2810 opaque_V4SI_type_node.
2812 2009-04-15 Catherine Moore <clm@codesourcery.com>
2814 * debug.h (set_name): Declare.
2815 * dwarf2out.c (dwarf2out_set_name): Declare.
2816 (dwarf2_debug_hooks): Add set_name.
2817 (find_AT_string): New.
2818 (add_AT_string): Call find_AT_string.
2819 (dwarf2out_set_name): New.
2820 * cp/decl.c (grokdeclarator): Call set_name.
2821 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2822 * debug.c (do_nothing_debug_hooks): Likewise.
2823 * dbxout.c (dbx_debug_hooks): Likewise.
2824 * sdbout.c (sdb_debug_hooks): Likewise.
2826 2009-04-15 Michael Eager <eager@eagercon.com>
2828 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2829 reg for single-precision FPU.
2830 * config/rs6000/rs6000.md (movsi_internal1): Only for
2832 (movsi_internal1_single): New. Add pattern to move SI values to/from
2833 single-precision FP regs.
2835 2009-04-15 Richard Guenther <rguenther@suse.de>
2837 * omp-low.c (lower_rec_input_clauses): Build correct address
2839 (expand_omp_for_generic): Fix multiplication type.
2840 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2841 (generate_memset_zero): Fix types.
2842 * tree-profile.c (prepare_instrumented_value): Correctly
2845 2009-04-15 Ian Lance Taylor <iant@google.com>
2847 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2848 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2849 for -Wall and for -Wc++-compat.
2850 (c_common_post_options): For C++, set warn_enum_compare if not
2852 * c-tree.h (struct c_expr): Add field original_type.
2853 (build_external_ref): Update declaration.
2854 * c-parser.c (c_parser_braced_init): Set original_type.
2855 (c_parser_initelt): Likewise.
2856 (c_parser_expr_no_commas): Likewise.
2857 (c_parser_conditional_expression): Likewise.
2858 (c_parser_cast_expression): Likewise.
2859 (c_parser_unary_expression): Likewise. Pull setting of
2860 original_code to top of function.
2861 (c_parser_sizeof_expression): Set original_type.
2862 (c_parser_alignof_expression): Likewise.
2863 (c_parser_postfix_expression): Likewise. Pull setting of
2864 original_code to top of function.
2865 (c_parser_postfix_expression_after_paren_type): Set original_type.
2866 (c_parser_postfix_expression_after_primary): Likewise.
2867 (c_parser_expression): Likewise.
2868 * c-typeck.c (build_external_ref): Add type parameter. Change all
2870 (c_expr_sizeof_expr): Set original_type field.
2871 (parser_build_unary_op): Likewise.
2872 (parser_build_binary_op): Likewise. Optionally warn about
2873 comparisons of enums of different types.
2874 (digest_init): Set original_type field.
2875 (really_start_incremental_init): Likewise.
2876 (push_init_level, pop_init_level): Likewise.
2877 * doc/invoke.texi (Warning Options): -Wenum-compare now
2880 2009-04-15 Richard Guenther <rguenther@suse.de>
2882 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2883 out a necessary conversion.
2884 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2885 names we didn't value number.
2886 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2888 2009-04-15 Richard Guenther <rguenther@suse.de>
2890 PR tree-optimization/39764
2891 * tree-ssa-ccp.c (get_value): Canonicalize value with
2892 canonicalize_float_value.
2894 2009-04-15 Jan Hubicka <jh@suse.cz>
2896 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2897 Wrong version of patch.
2899 2009-04-15 Jan Hubicka <jh@suse.cz>
2901 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2903 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2905 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2906 our distinct integral and vector types.
2908 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2910 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2911 * init.c (build_vtbl_address): Remove call to assemble_external.
2913 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2915 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2916 output for other floating point modes.
2918 2009-04-14 Diego Novillo <dnovillo@google.com>
2920 * diagnostic.c (diagnostic_report_diagnostic): Do not
2921 warn about loaded plugins for DK_ERROR and DK_WARNING.
2922 * c-decl.c (declspecs_add_type): Move call to
2923 invoke_plugin_callbacks ...
2924 * c-parser.c (c_parser_declspecs): ... here.
2925 * plugin.c (dump_active_plugins): Tidy output.
2927 2009-04-14 Diego Novillo <dnovillo@google.com>
2928 Le-Chun Wu <lcwu@google.com>
2930 * configure.ac: Add --enable-plugin support.
2931 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2932 * Makefile.in (PLUGIN_H): Define.
2933 Export ENABLE_PLUGIN and GMPINC to site.exp.
2934 Add PLUGINLIBS to link command.
2935 Add/modify dependencies for plugin.o and files including plugin.h.
2937 * config.in: Regenerate.
2939 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2942 2009-04-14 Le-Chun Wu <lcwu@google.com>
2944 * tree-pass.h (register_one_dump_file): Add a prototype for
2945 register_one_dump_file.
2946 * toplev.c (compile_file): Call initialize_plugins.
2947 (do_compile): Call invoke_plugin_callbacks.
2948 (toplev_main): Call invoke_plugin_callbacks.
2949 * common.opt: Add -fplugin= and -fplugin-arg-.
2950 * gcc-plugin.h: New public header file for plugins to include.
2951 * plugin.c: New source file.
2952 * plugin.h: New internal header file.
2953 * passes.c (register_one_dump_file): Make it external.
2955 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2957 2009-04-14 Diego Novillo <dnovillo@google.com>
2959 * doc/plugins.texi: New.
2960 * doc/gccint.texi: Add reference to Plugins chapter.
2961 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2962 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2963 loaded plugins, if any.
2964 * timevar.def (TV_PLUGIN_INIT): Define.
2965 (TV_PLUGIN_RUN): Define.
2966 * plugin.c: Include timevar.h
2967 (plugins_active_p): New.
2968 (dump_active_plugins): New.
2969 (debug_active_plugins): New.
2971 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2973 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2975 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2977 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2979 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2980 the same as a minus without a shift.
2982 2009-04-14 Nick Clifton <nickc@redhat.com>
2984 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2985 comparisons with small integers will always produce a short
2988 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2991 2008-12-19 Diego Novillo <dnovillo@google.com>
2993 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2995 2009-04-14 Richard Guenther <rguenther@suse.de>
2997 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2999 (verify_gimple_assign_binary): Likewise. Handle shifts and
3001 (verify_gimple_phi): Print the mismatched argument position.
3002 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3004 (vect_update_init_of_dr): Likewise.
3005 * matrix-reorg.c (transform_access_sites): Do what the
3007 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3009 2009-04-13 Michael Eager <eager@eagercon.com>
3011 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3012 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3013 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3014 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3015 remove duplicate config
3017 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3019 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3020 file_name:line_number type locator of the call site.
3022 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3024 * genautomata.c: Put blank after comma.
3025 (automaton_decls): New.
3026 (struct unit_usage): Add comments to member next.
3027 (store_alt_unit_usage): Keep the list ordered.
3028 (unit_present_on_list_p, equal_alternatives_p): New.
3029 (check_regexp_units_distribution): Check units distribution
3030 correctness correctly.
3031 (main): Don't write automata if error is found. Return correct
3034 * config/m68k/cf.md (cfv4_ds): Remove.
3035 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3036 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3038 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3039 power4-load-ext, power4-store, power4-store-update,
3040 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3041 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3042 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3043 power4-sqrt, power4-isync): Modify reservation to make correct
3044 unit distribution to automata.
3046 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3047 power5-store-update, power5-two, power5-three, power5-lmul,
3048 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3050 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3052 * except.c (pass_set_nothrow_function_flags): Set name and add
3054 (set_nothrow_function_flags): Mention in the dump file when
3055 changing a function to nothrow.
3057 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3060 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3061 instead of unsigned long.
3063 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3065 * config/arm/arm.c (return_used_this_function): Remove.
3066 (arm_output_function_prologue): Remove use of
3067 return_used_this_function.
3068 (output_return_instruction): Replace use of
3069 return_used_this_function
3070 by cfun->machine->return_used_this_function.
3071 (arm_output_epilogue): Likewise.
3072 (arm_output_function_epilogue): Likewise.
3073 (thumb_unexpanded_epilogue): Likewise.
3074 * config/arm/arm.h (struct machine_function):
3075 New member return_used_this_function.
3077 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3079 * doc/install.texi: Correct description of default directory for
3080 --with-gxx-include-dir.
3082 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3084 * fold-const.c (build_range_check): Properly deal with enumeral and
3087 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3089 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3090 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3091 * params.h (MAX_GCSE_PASSES): Remove.
3092 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3093 in sequence. Remove ability to run multiple passes.
3094 (bypass_jumps): Report run as third CPROP pass.
3096 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3099 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3100 when deciding whether the whole SEQUENCE can throw.
3102 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3105 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3106 offseted label references.
3108 2009-04-11 Jan Hubicka <jh@suse.cz>
3110 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3112 2009-04-11 Richard Guenther <rguenther@suse.de>
3115 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3116 return variables as TREE_ADDRESSABLE.
3118 2009-04-11 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/39713
3121 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3122 reference trees have SSA_NAME operands.
3124 2009-04-11 Richard Guenther <rguenther@suse.de>
3127 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3128 address expressions.
3130 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3132 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3133 match changes in Cygwin 1.7
3134 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3135 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3137 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3139 PR tree-optimization/39701
3140 * doc/invoke.texi (Optimization Options): Document change in
3141 meaning and initialization of -fdelete-null-pointer-checks.
3143 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3146 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3148 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3151 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3153 2009-04-10 Chao-ying Fu <fu@mips.com>
3155 * doc/tm.texi (Instruction Output): Document
3156 TARGET_ASM_FINAL_POSTSCAN_INSN.
3157 * target.h (final_postscan_insn): New field in asm_out.
3158 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3159 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3160 * final.c (final_scan_insn): Call
3161 targetm.asm_out.final_postscan_insn after outputting
3162 an asm macro and a normal instruction.
3164 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3165 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3166 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3167 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3168 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3170 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3173 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3174 variables as non-NULL even with -fdelete-null-pointer-checks.
3176 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3178 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3180 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3183 * config/i386/i386.c (classify_argument): Handle SCmode with
3184 (bit_offset % 64) != 0.
3186 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3188 * doc/invoke.texi (Optimize Options): Add cross-reference to
3189 -Q --help=optimizers examples.
3191 2009-04-10 Ben Elliston <bje@au.ibm.com>
3194 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3195 regalign for the reg == fpr and TDmode case.
3197 2009-04-09 David Ayers <ayers@fsfe.org>
3200 * objc/objc-act.c (warn_with_method): Remove helper function.
3201 (check_duplicates): Call warning and inform directly.
3202 (really_start_method): Likewise.
3204 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3206 * expmed.c (expand_divmod): Always use a comparison for a division
3207 by a large unsigned integer.
3209 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3210 for things others than variables or functions as nonzero.
3212 2009-04-09 Nick Clifton <nickc@redhat.com>
3214 * unwind-compat.c: Change copyright header to refer to version
3215 3 of the GNU General Public License with version 3.1 of the
3216 GCC Runtime Library Exception and to point readers at the
3217 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3218 * config/alpha/crtfastmath.c: Likewise.
3219 * config/alpha/linux-unwind.h: Likewise.
3220 * config/alpha/qrnnd.asm: Likewise.
3221 * config/alpha/vms-crt0-64.c: Likewise.
3222 * config/alpha/vms-crt0.c: Likewise.
3223 * config/alpha/vms-dwarf2.asm: Likewise.
3224 * config/alpha/vms-dwarf2eh.asm: Likewise.
3225 * config/alpha/vms-psxcrt0-64.c: Likewise.
3226 * config/alpha/vms-psxcrt0.c: Likewise.
3227 * config/alpha/vms_tramp.asm: Likewise.
3228 * config/arc/initfini.c: Likewise.
3229 * config/arc/lib1funcs.asm: Likewise.
3230 * config/arm/bpabi-v6m.S: Likewise.
3231 * config/arm/bpabi.S: Likewise.
3232 * config/arm/bpabi.c: Likewise.
3233 * config/arm/crti.asm: Likewise.
3234 * config/arm/crtn.asm: Likewise.
3235 * config/arm/ieee754-df.S: Likewise.
3236 * config/arm/ieee754-sf.S: Likewise.
3237 * config/arm/lib1funcs.asm: Likewise.
3238 * config/arm/libunwind.S: Likewise.
3239 * config/arm/linux-atomic.c: Likewise.
3240 * config/arm/mmintrin.h: Likewise.
3241 * config/arm/pr-support.c: Likewise.
3242 * config/arm/unaligned-funcs.c: Likewise.
3243 * config/arm/unwind-arm.c: Likewise.
3244 * config/arm/unwind-arm.h: Likewise.
3245 * config/avr/libgcc.S: Likewise.
3246 * config/bfin/crti.s: Likewise.
3247 * config/bfin/crtlibid.s: Likewise.
3248 * config/bfin/crtn.s: Likewise.
3249 * config/bfin/lib1funcs.asm: Likewise.
3250 * config/bfin/linux-unwind.h: Likewise.
3251 * config/cris/arit.c: Likewise.
3252 * config/cris/cris_abi_symbol.c: Likewise.
3253 * config/darwin-64.c: Likewise.
3254 * config/darwin-crt2.c: Likewise.
3255 * config/darwin-crt3.c: Likewise.
3256 * config/darwin.h: Likewise.
3257 * config/dbxelf.h: Likewise.
3258 * config/dfp-bit.c: Likewise.
3259 * config/dfp-bit.h: Likewise.
3260 * config/elfos.h: Likewise.
3261 * config/fixed-bit.c: Likewise.
3262 * config/fixed-bit.h: Likewise.
3263 * config/fp-bit.c: Likewise.
3264 * config/fp-bit.h: Likewise.
3265 * config/fr30/crti.asm: Likewise.
3266 * config/fr30/crtn.asm: Likewise.
3267 * config/fr30/lib1funcs.asm: Likewise.
3268 * config/freebsd-spec.h: Likewise.
3269 * config/frv/cmovd.c: Likewise.
3270 * config/frv/cmovh.c: Likewise.
3271 * config/frv/cmovw.c: Likewise.
3272 * config/frv/frvbegin.c: Likewise.
3273 * config/frv/frvend.c: Likewise.
3274 * config/frv/lib1funcs.asm: Likewise.
3275 * config/glibc-stdint.h: Likewise.
3276 * config/h8300/clzhi2.c: Likewise.
3277 * config/h8300/crti.asm: Likewise.
3278 * config/h8300/crtn.asm: Likewise.
3279 * config/h8300/ctzhi2.c: Likewise.
3280 * config/h8300/fixunssfsi.c: Likewise.
3281 * config/h8300/lib1funcs.asm: Likewise.
3282 * config/h8300/parityhi2.c: Likewise.
3283 * config/h8300/popcounthi2.c: Likewise.
3284 * config/i386/ammintrin.h: Likewise.
3285 * config/i386/att.h: Likewise.
3286 * config/i386/avxintrin.h: Likewise.
3287 * config/i386/biarch64.h: Likewise.
3288 * config/i386/bmmintrin.h: Likewise.
3289 * config/i386/cpuid.h: Likewise.
3290 * config/i386/cross-stdarg.h: Likewise.
3291 * config/i386/crtfastmath.c: Likewise.
3292 * config/i386/crtprec.c: Likewise.
3293 * config/i386/cygming-crtbegin.c: Likewise.
3294 * config/i386/cygming-crtend.c: Likewise.
3295 * config/i386/cygwin.asm: Likewise.
3296 * config/i386/emmintrin.h: Likewise.
3297 * config/i386/gmm_malloc.h: Likewise.
3298 * config/i386/gthr-win32.c: Likewise.
3299 * config/i386/i386.h: Likewise.
3300 * config/i386/immintrin.h: Likewise.
3301 * config/i386/linux-unwind.h: Likewise.
3302 * config/i386/linux64.h: Likewise.
3303 * config/i386/mm3dnow.h: Likewise.
3304 * config/i386/mmintrin-common.h: Likewise.
3305 * config/i386/mmintrin.h: Likewise.
3306 * config/i386/nmmintrin.h: Likewise.
3307 * config/i386/pmm_malloc.h: Likewise.
3308 * config/i386/pmmintrin.h: Likewise.
3309 * config/i386/smmintrin.h: Likewise.
3310 * config/i386/sol2-c1.asm: Likewise.
3311 * config/i386/sol2-ci.asm: Likewise.
3312 * config/i386/sol2-cn.asm: Likewise.
3313 * config/i386/sol2-gc1.asm: Likewise.
3314 * config/i386/tmmintrin.h: Likewise.
3315 * config/i386/unix.h: Likewise.
3316 * config/i386/w32-unwind.h: Likewise.
3317 * config/i386/wmmintrin.h: Likewise.
3318 * config/i386/x86-64.h: Likewise.
3319 * config/i386/x86intrin.h: Likewise.
3320 * config/i386/xmmintrin.h: Likewise.
3321 * config/ia64/crtbegin.asm: Likewise.
3322 * config/ia64/crtend.asm: Likewise.
3323 * config/ia64/crtfastmath.c: Likewise.
3324 * config/ia64/crti.asm: Likewise.
3325 * config/ia64/crtn.asm: Likewise.
3326 * config/ia64/fde-glibc.c: Likewise.
3327 * config/ia64/lib1funcs.asm: Likewise.
3328 * config/ia64/linux-unwind.h: Likewise.
3329 * config/ia64/quadlib.c: Likewise.
3330 * config/ia64/unwind-ia64.c: Likewise.
3331 * config/linux.h: Likewise.
3332 * config/m32c/m32c-lib1.S: Likewise.
3333 * config/m32c/m32c-lib2-trapv.c: Likewise.
3334 * config/m32c/m32c-lib2.c: Likewise.
3335 * config/m32r/initfini.c: Likewise.
3336 * config/m68hc11/larith.asm: Likewise.
3337 * config/m68hc11/m68hc11-crt0.S: Likewise.
3338 * config/m68k/cf.md: Likewise.
3339 * config/m68k/crti.s: Likewise.
3340 * config/m68k/crtn.s: Likewise.
3341 * config/m68k/lb1sf68.asm: Likewise.
3342 * config/m68k/linux-unwind.h: Likewise.
3343 * config/mcore/crti.asm: Likewise.
3344 * config/mcore/crtn.asm: Likewise.
3345 * config/mcore/lib1.asm: Likewise.
3346 * config/mips/linux-unwind.h: Likewise.
3347 * config/mips/loongson.h: Likewise.
3348 * config/mips/mips16.S: Likewise.
3349 * config/mmix/crti.asm: Likewise.
3350 * config/mmix/crtn.asm: Likewise.
3351 * config/pa/fptr.c: Likewise.
3352 * config/pa/hpux-unwind.h: Likewise.
3353 * config/pa/lib2funcs.asm: Likewise.
3354 * config/pa/linux-atomic.c: Likewise.
3355 * config/pa/linux-unwind.h: Likewise.
3356 * config/pa/milli64.S: Likewise.
3357 * config/pa/quadlib.c: Likewise.
3358 * config/pa/stublib.c: Likewise.
3359 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3360 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3361 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3362 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3363 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3364 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3365 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3366 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3367 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3368 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3369 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3370 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3371 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3372 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3373 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3374 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3375 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3376 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3377 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3378 * config/rs6000/750cl.h: Likewise.
3379 * config/rs6000/altivec.h: Likewise.
3380 * config/rs6000/biarch64.h: Likewise.
3381 * config/rs6000/crtresfpr.asm: Likewise.
3382 * config/rs6000/crtresgpr.asm: Likewise.
3383 * config/rs6000/crtresxfpr.asm: Likewise.
3384 * config/rs6000/crtresxgpr.asm: Likewise.
3385 * config/rs6000/crtsavfpr.asm: Likewise.
3386 * config/rs6000/crtsavgpr.asm: Likewise.
3387 * config/rs6000/darwin-asm.h: Likewise.
3388 * config/rs6000/darwin-fallback.c: Likewise.
3389 * config/rs6000/darwin-fpsave.asm: Likewise.
3390 * config/rs6000/darwin-ldouble.c: Likewise.
3391 * config/rs6000/darwin-tramp.asm: Likewise.
3392 * config/rs6000/darwin-unwind.h: Likewise.
3393 * config/rs6000/darwin-vecsave.asm: Likewise.
3394 * config/rs6000/darwin-world.asm: Likewise.
3395 * config/rs6000/e500crtres32gpr.asm: Likewise.
3396 * config/rs6000/e500crtres64gpr.asm: Likewise.
3397 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3398 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3399 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3400 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3401 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3402 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3403 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3404 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3405 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3406 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3407 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3408 * config/rs6000/eabi-ci.asm: Likewise.
3409 * config/rs6000/eabi-cn.asm: Likewise.
3410 * config/rs6000/eabi.asm: Likewise.
3411 * config/rs6000/linux-unwind.h: Likewise.
3412 * config/rs6000/linux64.h: Likewise.
3413 * config/rs6000/paired.h: Likewise.
3414 * config/rs6000/paired.md: Likewise.
3415 * config/rs6000/ppc64-fp.c: Likewise.
3416 * config/rs6000/ppu_intrinsics.h: Likewise.
3417 * config/rs6000/rs6000.h: Likewise.
3418 * config/rs6000/si2vmx.h: Likewise.
3419 * config/rs6000/sol-ci.asm: Likewise.
3420 * config/rs6000/sol-cn.asm: Likewise.
3421 * config/rs6000/spe.h: Likewise.
3422 * config/rs6000/spu2vmx.h: Likewise.
3423 * config/rs6000/sysv4.h: Likewise.
3424 * config/rs6000/tramp.asm: Likewise.
3425 * config/rs6000/vec_types.h: Likewise.
3426 * config/s390/linux-unwind.h: Likewise.
3427 * config/s390/tpf-unwind.h: Likewise.
3428 * config/score/crti.asm: Likewise.
3429 * config/score/crtn.asm: Likewise.
3430 * config/sh/crt1.asm: Likewise.
3431 * config/sh/crti.asm: Likewise.
3432 * config/sh/crtn.asm: Likewise.
3433 * config/sh/divtab-sh4-300.c: Likewise.
3434 * config/sh/divtab-sh4.c: Likewise.
3435 * config/sh/divtab.c: Likewise.
3436 * config/sh/lib1funcs-4-300.asm: Likewise.
3437 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3438 * config/sh/lib1funcs.asm: Likewise.
3439 * config/sh/lib1funcs.h: Likewise.
3440 * config/sh/linux-atomic.asm: Likewise.
3441 * config/sh/linux-unwind.h: Likewise.
3442 * config/sh/shmedia.h: Likewise.
3443 * config/sh/sshmedia.h: Likewise.
3444 * config/sh/ushmedia.h: Likewise.
3445 * config/sparc/crtfastmath.c: Likewise.
3446 * config/sparc/linux-unwind.h: Likewise.
3447 * config/sparc/sol2-c1.asm: Likewise.
3448 * config/sparc/sol2-ci.asm: Likewise.
3449 * config/sparc/sol2-cn.asm: Likewise.
3450 * config/spu/divmodti4.c: Likewise.
3451 * config/spu/divv2df3.c: Likewise.
3452 * config/spu/float_disf.c: Likewise.
3453 * config/spu/float_unsdidf.c: Likewise.
3454 * config/spu/float_unsdisf.c: Likewise.
3455 * config/spu/float_unssidf.c: Likewise.
3456 * config/spu/mfc_multi_tag_release.c: Likewise.
3457 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3458 * config/spu/mfc_tag_release.c: Likewise.
3459 * config/spu/mfc_tag_reserve.c: Likewise.
3460 * config/spu/mfc_tag_table.c: Likewise.
3461 * config/spu/multi3.c: Likewise.
3462 * config/spu/spu_internals.h: Likewise.
3463 * config/spu/spu_intrinsics.h: Likewise.
3464 * config/spu/spu_mfcio.h: Likewise.
3465 * config/spu/vec_types.h: Likewise.
3466 * config/spu/vmx2spu.h: Likewise.
3467 * config/stormy16/stormy16-lib2.c: Likewise.
3468 * config/svr4.h: Likewise.
3469 * config/sync.c: Likewise.
3470 * config/v850/lib1funcs.asm: Likewise.
3471 * config/vxlib-tls.c: Likewise.
3472 * config/vxlib.c: Likewise.
3473 * config/vxworks-dummy.h: Likewise.
3474 * config/xtensa/crti.asm: Likewise.
3475 * config/xtensa/crtn.asm: Likewise.
3476 * config/xtensa/ieee754-df.S: Likewise.
3477 * config/xtensa/ieee754-sf.S: Likewise.
3478 * config/xtensa/lib1funcs.asm: Likewise.
3479 * config/xtensa/lib2funcs.S: Likewise.
3480 * config/xtensa/linux-unwind.h: Likewise.
3481 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3482 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3483 * coretypes.h: Likewise.
3484 * crtstuff.c: Likewise.
3485 * defaults.h: Likewise.
3486 * dwarf2.h: Likewise.
3487 * emutls.c: Likewise.
3488 * gbl-ctors.h: Likewise.
3489 * gcov-io.h: Likewise.
3490 * ginclude/float.h: Likewise.
3491 * ginclude/iso646.h: Likewise.
3492 * ginclude/stdarg.h: Likewise.
3493 * ginclude/stdbool.h: Likewise.
3494 * ginclude/stddef.h: Likewise.
3495 * ginclude/stdfix.h: Likewise.
3496 * ginclude/stdint-gcc.h: Likewise.
3497 * ginclude/tgmath.h: Likewise.
3498 * gthr-aix.h: Likewise.
3499 * gthr-dce.h: Likewise.
3500 * gthr-gnat.c: Likewise.
3501 * gthr-gnat.h: Likewise.
3502 * gthr-lynx.h: Likewise.
3503 * gthr-mipssde.h: Likewise.
3504 * gthr-nks.h: Likewise.
3505 * gthr-posix.c: Likewise.
3506 * gthr-posix.h: Likewise.
3507 * gthr-posix95.h: Likewise.
3508 * gthr-rtems.h: Likewise.
3509 * gthr-single.h: Likewise.
3510 * gthr-solaris.h: Likewise.
3511 * gthr-tpf.h: Likewise.
3512 * gthr-vxworks.h: Likewise.
3513 * gthr-win32.h: Likewise.
3515 * libgcc2.c: Likewise.
3516 * libgcc2.h: Likewise.
3517 * libgcov.c: Likewise.
3518 * tsystem.h: Likewise.
3519 * typeclass.h: Likewise.
3520 * unwind-c.c: Likewise.
3521 * unwind-compat.h: Likewise.
3522 * unwind-dw2-fde-compat.c: Likewise.
3523 * unwind-dw2-fde-darwin.c: Likewise.
3524 * unwind-dw2-fde-glibc.c: Likewise.
3525 * unwind-dw2-fde.c: Likewise.
3526 * unwind-dw2-fde.h: Likewise.
3527 * unwind-dw2.c: Likewise.
3528 * unwind-dw2.h: Likewise.
3529 * unwind-generic.h: Likewise.
3530 * unwind-pe.h: Likewise.
3531 * unwind-sjlj.c: Likewise.
3532 * unwind.inc: Likewise.
3533 * config/arm/neon-gen.ml: Change generated copyright header to
3534 refer to version 3 of the GNU General Public License with
3535 version 3.1 of the GCC Runtime Library Exception and to point
3536 readers at the COPYING3 and COPYING3.RUNTIME files and the
3537 FSF's license web page.
3538 * config/arm/arm_neon.h: Regenerate.
3540 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3542 * config/cris/cris.md: Change copyright header to refer to version
3543 3 of the GNU General Public License.
3544 * doc/install.texi2html: Change copyright header to refer to version
3545 3 of the GNU General Public License and to point readers at the
3546 COPYING3 file and the FSF's license web page.
3547 * config/vax/linux.h: Likewise.
3549 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3551 * config/i386/i386.md (cmpcc): New.
3552 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3553 (sync_compare_and_swap_cc*): Delete.
3555 * config/s390/s390.c (s390_compare_emitted): Remove.
3556 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3557 s390_compare_emitted used to be handled. Assert that modes match.
3558 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3559 refer to sync_compare_and_swap_ccsi.
3560 * config/s390/s390.h (s390_compare_emitted): Remove.
3561 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3562 instead of s390_compare_emitted.
3563 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3564 instead of s390_compare_emitted.
3565 * config/s390/s390.md (cmpcc): New.
3566 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3567 CC_REGNUM, do not pretend it's set.
3568 (sync_compare_and_swap_cc*): Delete.
3569 * config/s390/predicates.md (cc_reg_operand): New.
3571 * expr.c (sync_compare_and_swap_cc): Delete.
3572 * optabs.h (sync_compare_and_swap_cc): Delete.
3573 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3574 is being used with can_compare_p.
3575 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3577 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3578 look for a MODE_CC set instead. Use emit_store_flag.
3579 (expand_compare_and_swap_loop): Likewise, with some additional
3580 complication to avoid a force_reg when useless. Use
3581 emit_cmp_and_jump_insns.
3582 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3583 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3584 sync_compare_and_swap documentation.
3586 2009-04-09 Jan Hubicka <jh@suse.cz>
3588 * except.c (find_prev_try): Break out from ....
3589 (duplicate_eh_regions): ... here; properly update prev_try pointers
3590 when duplication part of tree.
3591 (dump_eh_tree): Improve dumping.
3592 (verify_eh_region): New.
3593 (verify_eh_tree): Use it.
3595 2009-04-06 Richard Guenther <rguenther@suse.de>
3597 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3598 &ARRAY addresses by adjusting their types and prepending
3600 * tree-cfg.c (verify_gimple_assign_single): Verify that
3601 addresses are correct.
3603 2009-04-09 Richard Guenther <rguenther@suse.de>
3605 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3606 indices into an array reference if possible.
3607 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3608 Fold POINTER_PLUS_EXPR statements with invariant address.
3610 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3613 * config.gcc (powerpc64-*-linux*): Always build biarch.
3615 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3618 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3619 it and pedwarn if this results in an INTEGER_CST.
3621 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3623 * doc/install.texi: Update minimum GMP version. Remove obsolete
3624 text in MPFR section.
3626 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3628 * dwarf2out.c (class_scope_p): New static inline.
3629 (class_or_namespace_scope_p): Use it.
3630 (gen_variable_die): Use DW_TAG_member tag for static data member
3631 declarations instead of DW_TAG_variable.
3634 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3637 2009-04-08 Richard Guenther <rguenther@suse.de>
3639 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3640 valueize random data.
3642 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3644 * config.gcc (aix tm_file): Add aix-stdint.h.
3645 (aix tm clause use_gcc_stdint): Set to wrap.
3646 * config/rs6000/aix-stdint.h: New file.
3648 2009-04-08 Richard Guenther <rguenther@suse.de>
3651 * tree-dfa.c (add_referenced_var): Do not recurse into
3652 global initializers.
3653 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3655 (fold_const_aggregate_ref): Likewise.
3657 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3659 * recog.c (ordered_comparison_operator): New.
3660 * gensupport.c (std_preds): Add it.
3661 * doc/md.texi (Machine-Independent Predicates): Document it.
3663 2009-04-08 Jan Hubicka <jh@suse.cz>
3665 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3666 * function.h (rtl_eh): Remove exception_handler_label_map.
3667 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3668 remove_exception_handler_label, for_each_eh_label_1): Remove.
3669 (rtl_remove_unreachable_regions): Remove.
3670 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3671 (find_exception_handler_labels): Don't build the hashtable.
3672 (maybe_remove_eh_handler): Remove.
3673 (for_each_eh_label): Rewrite to walk the tree.
3674 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3675 * except.h (maybe_remove_eh_handler): Remove.
3676 * passes.c (init_optimization_passes): Schedule second EH cleanup
3678 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3679 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3681 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3683 * genoutput.c (validate_optab_operands): New.
3684 (gen_insn, gen_expand): Call it.
3686 * genflags.c (gen_insn): Detect misused iterators.
3687 (main): Pass line_no to gen_insn, exit with status 1 on error.
3689 * genextract.c (line_no): Make global.
3690 (VEC_safe_set_locstr): Change assertion to error message.
3691 (main): Exit with status 1 on error.
3693 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3697 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3698 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3699 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3700 * c-convert.c (convert): Do not call fold on results of conversion
3701 functions when the result is a C_MAYBE_CONST_EXPR.
3702 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3703 of __builtin_choose_expr.
3704 * c-typeck.c (remove_c_maybe_const_expr): New.
3705 (build_unary_op, build_conditional_expr, build_compound_expr,
3706 build_binary_op, c_objc_common_truthvalue_conversion): Call
3707 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3710 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3712 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3713 CODE to produce a new one. Add a prototype to use fold_convert_const
3715 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3718 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3719 mix declarations and code.
3721 2009-04-08 Ben Elliston <bje@au.ibm.com>
3723 * gcc.c: Replace `CC' with `GCC' throughout.
3725 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3727 * doc/invoke.texi: Document Atom support.
3729 2009-04-07 Jason Merrill <jason@redhat.com>
3732 * c-common.h, c-common.c: Add flag_pretty_templates.
3733 * c-opts.c (c_common_handle_option): Set it.
3734 * c.opt: Add -fno-pretty-templates.
3735 * doc/invoke.texi (C++ Dialect Options): Likewise.
3737 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3739 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3740 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3741 (ia64_expand_builtin): Likewise.
3743 2009-04-07 Martin Jambor <mjambor@suse.cz>
3745 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3746 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3747 ADDR_EXPRS are include too.
3749 2009-04-07 Richard Guenther <rguenther@suse.de>
3751 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3752 decls are only used if passes as parameters or if they are
3753 local statics and the call is not to a builtin.
3754 (call_may_clobber_ref_p_1): Likewise.
3756 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3758 * expr.c (do_store_flag): Remove last argument. Simplify code
3759 to avoid duplication of tests already done by can_compare_p.
3760 (expand_expr_real_1): Adjust caller.
3762 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3764 * optabs.c (can_compare_p): Test the predicate of a
3765 cbranch and cstore pattern.
3767 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3769 * expr.c (convert_move): Use emit_store_flag instead of
3772 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3774 * config/i386/i386.c (ix86_compare_emitted): Remove.
3775 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3776 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3777 * config/i386/i386.h (ix86_compare_emitted): Remove.
3778 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3779 instead of ix86_compare_emitted.
3780 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3782 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3784 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3785 Add t-sysroot-suffix to tmake_file.
3786 * config/print-sysroot-suffix.sh: New file.
3787 * config/t-sysroot-suffix: New file.
3789 2009-04-07 Ben Elliston <bje@au.ibm.com>
3791 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3792 as the latter produces a warning when the target does not support
3795 2009-04-07 Ben Elliston <bje@au.ibm.com>
3797 * dfp.c: Replace type punning assignments with memcpy throughout.
3798 * Makefile.in (dfp.o-warn): Remove.
3800 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3803 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3804 Include soft-fp/t-softfp after rs6000/t-linux64.
3806 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3808 * stor-layout.c (set_sizetype): Use the full precision of their
3809 machine mode for bitsize types.
3811 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3813 * config/i386/i386.md: Revert 2 accidental checkins.
3815 2009-04-06 Joey Ye <joey.ye@intel.com>
3816 Xuepeng Guo <xuepeng.guo@intel.com>
3817 H.J. Lu <hongjiu.lu@intel.com>
3819 Atom pipeline model, tuning and insn selection.
3820 * config.gcc (atom): Add atom config options and target.
3822 * config/i386/atom.md: New.
3824 * config/i386/i386.c (atom_cost): New cost.
3825 (m_ATOM): New macro flag.
3826 (initial_ix86_tune_features): Set m_ATOM.
3827 (x86_accumulate_outgoing_args): Likewise.
3828 (x86_arch_always_fancy_math_387): Likewise.
3829 (processor_target): Add Atom cost.
3830 (cpu_names): Add Atom cpu name.
3831 (override_options): Set Atom ISA.
3832 (ix86_issue_rate): New case PROCESSOR_ATOM.
3833 (ix86_adjust_cost): Likewise.
3835 * config/i386/i386.h (TARGET_ATOM): New target macro.
3836 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3837 (TARGET_OPT_AGU): New target option.
3838 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3839 (processor_type): Add PROCESSOR_ATOM.
3841 * config/i386/i386.md (cpu): Add new value "atom".
3842 (use_carry, movu): New attr.
3843 (atom.md): Include atom.md.
3844 (adddi3_carry_rex64): Set attr "use_carry".
3845 (addqi3_carry): Likewise.
3846 (addhi3_carry): Likewise.
3847 (addsi3_carry): Likewise.
3848 (*addsi3_carry_zext): Likewise.
3849 (subdi3_carry_rex64): Likewise.
3850 (subqi3_carry): Likewise.
3851 (subhi3_carry): Likewise.
3852 (subsi3_carry): Likewise.
3853 (x86_movdicc_0_m1_rex64): Likewise.
3854 (*x86_movdicc_0_m1_se): Likewise.
3855 (x86_movsicc_0_m1): Likewise.
3856 (*x86_movsicc_0_m1_se): Likewise.
3857 (*adddi_1_rex64): Emit add insn as much as possible.
3858 (*addsi_1): Likewise.
3859 (return_internal): Set atom_unit.
3860 (return_internal_long): Likewise.
3861 (return_pop_internal): Likewise.
3862 (*rcpsf2_sse): Set atom_sse_attr attr.
3863 (*qrt<mode>2_sse): Likewise.
3864 (*prefetch_sse): Likewise.
3866 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3868 (ix86_target_macros_internal): Likewise.
3870 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3871 (*prefetch_sse_rex): Likewise.
3872 (sse_rcpv4sf2): Likewise.
3873 (sse_vmrcpv4sf2): Likewise.
3874 (sse_sqrtv4sf2): Likewise.
3875 (<sse>_vmsqrt<mode>2): Likewise.
3876 (sse_ldmxcsr): Likewise.
3877 (sse_stmxcsr): Likewise.
3878 (*sse_sfence): Likewise.
3879 (sse2_clflush): Likewise.
3880 (*sse2_mfence): Likewise.
3881 (*sse2_lfence): Likewise.
3882 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3883 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3884 (avx_movdqu<avxmodesuffix>): Likewise.
3885 (avx_lddqu<avxmodesuffix>): Likewise.
3886 (sse2_movntv2di): Change attr "type" to "ssemov".
3887 (sse2_movntsi): Likewise.
3888 (rsqrtv8sf2): Change attr "type" to "sseadd".
3889 (sse3_addsubv2df3): Set attr "atom_unit".
3890 (sse3_h<plusminus_insn>v4sf3): Likewise.
3891 (*sse2_pmaddwd): Likewise.
3892 (*vec_extractv2di_1_rex64): Likewise.
3893 (*vec_extractv2di_1_avx): Likewise.
3894 (sse2_psadbw): Likewise.
3895 (ssse3_phaddwv8hi3): Likewise.
3896 (ssse3_phaddwv4hi3): Likewise.
3897 (ssse3_phadddv4si3): Likewise.
3898 (ssse3_phadddv2si3): Likewise.
3899 (ssse3_phaddswv8hi3): Likewise.
3900 (ssse3_phaddswv4hi3): Likewise.
3901 (ssse3_phsubwv8hi3): Likewise.
3902 (ssse3_phsubwv4hi3): Likewise.
3903 (ssse3_phsubdv4si3): Likewise.
3904 (ssse3_phsubdv2si3): Likewise.
3905 (ssse3_phsubswv8hi3): Likewise.
3906 (ssse3_phsubswv4hi3): Likewise.
3907 (ssse3_pmaddubsw128): Likewise.
3908 (sse3_pmaddubsw: Likewise.
3909 (ssse3_palignrti): Likewise.
3910 (ssse3_palignrdi): Likewise.
3912 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3914 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3916 2009-04-06 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/28868
3919 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3920 of which PHI results we inserted.
3921 (insert_into_preds_of_block): Record inserted PHIs.
3922 (eliminate): Eliminate redundant PHI nodes.
3923 (init_pre): Init inserted_phi_names.
3925 2009-04-06 Richard Guenther <rguenther@suse.de>
3927 PR tree-optimization/39643
3928 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3929 IMAGPART_EXPRs of complex constants.
3930 (execute_fold_all_builtins): If we folded a call queue
3931 TODO_update_address_taken.
3933 2009-04-06 Jan Hubicka <jh@suse.cz>
3936 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3939 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3941 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3943 (ic_invalidate_array): Likewise.
3945 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3947 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3948 alignment for library calls.
3950 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3952 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3953 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3954 * config/i386/mingw-stdint.h: New file.
3956 2009-04-05 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/39648
3959 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3960 our &A vs. &A[0] IL deficiencies.
3962 2009-04-04 Jan Hubicka <jh@suse.cz>
3964 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3965 removed toplevel regions.
3966 (sjlj_mark_call_sites): Likewise.
3968 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3970 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3971 (cygwin tm clause use_gcc_stdint): Set to wrap.
3972 * config/i386/cygwin-stdint.h: New file.
3974 2009-04-04 Richard Guenther <rguenther@suse.de>
3976 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3977 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3978 single-argument PHIs if we are in loop-closed SSA form.
3979 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3980 for the pre-condition.
3981 (slpeel_tree_peel_loop_to_edge): Likewise.
3982 (vect_build_loop_niters): Take an optional sequence to append stmts.
3983 (vect_generate_tmps_on_preheader): Likewise.
3984 (vect_do_peeling_for_loop_bound): Take extra guards for the
3986 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3987 the cost model check.
3988 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3989 guards if we are going to peel. Do not apply versioning in that case.
3990 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3991 (vect_do_peeling_for_loop_bound): Likewise.
3992 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3993 loop bound only record extra pre-conditions, do not apply loop
3996 2009-04-04 Richard Guenther <rguenther@suse.de>
3998 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
4001 2009-04-04 Jan Hubicka <jh@suse.cz>
4003 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
4004 last_basic_block for size of bb->index indexed array.
4005 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4006 compute_out, link_btr_uses, build_btr_def_use_webs,
4007 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4009 2009-04-04 Jan Hubicka <jh@suse.cz>
4011 * except.c (remove_eh_handler_and_replace): Break out from ...
4012 (remove_eh_handler): ... here.
4013 (bring_to_root): New function.
4014 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4015 handled ones, bring others to root of tree.
4017 2009-04-04 Jan Hubicka <jh@suse.cz>
4019 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4020 (all_phis_safe_to_merge): New function.
4021 (update_info): New structure.
4022 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4023 (cleanup_empty_eh): Update SSA if possible.
4025 2009-04-04 Richard Guenther <rguenther@suse.de>
4027 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4028 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4029 (append_vuse): Likewise.
4031 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4033 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4034 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4035 instead of REG_UNSAVED for DW_CFA_undefined.
4036 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4037 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4040 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4043 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4044 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4045 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4047 2009-04-04 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/8781
4050 PR tree-optimization/37892
4051 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4052 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4053 (valueize_refs): Call it for *& valueizations.
4054 (shared_reference_ops_from_ref): Rename to ...
4055 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4056 (shared_reference_ops_from_call): Rename to ...
4057 (valueize_shared_reference_ops_from_call): ... this and valueize.
4058 (vn_reference_lookup): Update.
4059 (visit_reference_op_call): Likewise.
4060 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4061 (eliminate): Value-replace the call address in call statements.
4063 2009-04-04 Richard Guenther <rguenther@suse.de>
4065 PR tree-optimization/39636
4066 * tree-ssa-forwprop.c
4067 (forward_propagate_addr_into_variable_array_index): Check for
4068 GIMPLE_ASSIGN before accessing the rhs code.
4070 2009-04-03 Jason Merrill <jason@redhat.com>
4072 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4074 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4076 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4077 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4078 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4079 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4080 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4081 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4082 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4083 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4084 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4085 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4086 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4087 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4088 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4089 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4090 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4091 Use fr_reg_or_fp01_operand instead of fr_register_operand
4093 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4094 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4095 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4097 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4099 PR rtl-optimization/39607
4100 PR rtl-optimization/39631
4104 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4105 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4106 instead of DF_LR_OUT.
4107 * ira-lives.c (process_bb_node_lives): Ditto.
4108 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4109 instead of DF_LR_{OUT,IN}.
4110 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4111 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4113 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4115 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4116 (execute_lower_omp): Always run but take the short way out if -fopenmp
4118 (gate_lower_omp): Remove, forcing the pass manager to always run the
4119 pass and always set PROP_gimple_lomp.
4120 (pass_lower_omp): Remove gate function.
4121 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4122 PROP_trees. Instead, require it.
4123 * ipa-cp.c (pass_ipa_cp): Likewise.
4124 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4125 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4126 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4127 and PROP_gimple_leh.
4129 2009-04-03 Richard Guenther <rguenther@suse.de>
4132 PR tree-optimization/23940
4133 PR tree-optimization/33237
4136 PR tree-optimization/36201
4137 PR tree-optimization/36230
4138 PR tree-optimization/38049
4139 PR tree-optimization/38207
4140 PR tree-optimization/38230
4141 PR tree-optimization/38301
4142 PR tree-optimization/38585
4144 PR tree-optimization/38985
4145 PR tree-optimization/39299
4146 * tree-ssa-structalias.h: Remove.
4147 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4148 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4149 (struct vuse_element_d): Remove.
4150 (struct vuse_vec_d): Likewise.
4151 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4152 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4153 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4154 VUSE_ELEMENT_VAR): Likewise.
4155 (struct voptype_d): Likewise.
4156 (NUM_VOP_FREE_BUCKETS): Likewise.
4157 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4158 (struct stmt_operands_d): Remove.
4159 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4160 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4161 VDEF_NUM, VDEF_VECT): Likewise.
4162 (copy_virtual_operands): Remove.
4163 (operand_build_cmp): Likewise.
4164 (create_ssa_artificial_load_stmt): Likewise.
4165 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4166 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4167 vuse_index and mayuse_index members. Pack and move done and iter_type
4168 members to the front.
4169 (SSA_OP_VMAYUSE): Remove.
4170 (SSA_OP_VIRTUAL_USES): Adjust.
4171 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4172 (unlink_stmt_vdef): Declare.
4173 (add_to_addressable_set): Remove.
4174 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4175 (vrp_visit_stmt): Likewise.
4176 * doc/tree-ssa.texi (Alias analysis): Update.
4177 * doc/invoke.texi (max-aliased-vops): Remove docs.
4178 (avg-aliased-vops): Likewise.
4179 * tree-into-ssa.c (syms_to_rename): Remove.
4180 (need_to_update_vops_p): Likewise.
4181 (need_to_initialize_update_ssa_p): Rename to ...
4182 (update_ssa_initialized_fn): ... this. Track function we are
4184 (symbol_marked_for_renaming): Simplify.
4185 (add_new_name_mapping): Do not set need_to_update_vops_p.
4186 (dump_currdefs): Use SYMS_TO_RENAME.
4187 (rewrite_update_stmt): Always walk all uses/defs.
4188 (dump_update_ssa): Adjust.
4189 (init_update_ssa): Take function argument. Track what we are
4191 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4192 (create_new_def_for): Initialize for cfun, assert we are initialized
4194 (mark_sym_for_renaming): Simplify.
4195 (mark_set_for_renaming): Do not initialize update-ssa.
4196 (need_ssa_update_p): Simplify. Take function argument.
4197 (name_mappings_registered_p): Assert we ask for the correct function.
4198 (name_registered_for_update_p): Likewise.
4199 (ssa_names_to_replace): Likewise.
4200 (release_ssa_name_after_update_ssa): Likewise.
4201 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4202 (dump_decl_set): Do not print a newline.
4203 (debug_decl_set): Do it here.
4204 (dump_update_ssa): And here.
4205 * tree-ssa-loop-im.c (move_computations): Adjust.
4206 (movement_possibility): Likewise.
4207 (determine_max_movement): Likewise.
4208 (gather_mem_refs_stmt): Likewise.
4209 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4211 * tree-complex.c (update_all_vops): Remove.
4212 (expand_complex_move): Adjust.
4213 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4214 Simplify test for memory referencing statement. Exclude
4215 non-invariant ADDR_EXPRs.
4216 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4217 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4218 (rdg_flag_uses): Likewise.
4219 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4221 (tree_optimize_tail_calls_1): Also split the
4222 edge from the entry block if we have degenerate PHI nodes in
4223 the first basic block.
4224 * tree.c (init_ttree): Remove memory-tag related code.
4225 (tree_code_size): Likewise.
4226 (tree_node_structure): Likewise.
4227 (build7_stat): Re-write to be build6_stat.
4228 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4229 (SSA_VAR_P): Adjust.
4230 (struct tree_memory_tag): Remove.
4231 (struct tree_memory_partition_tag): Likewise.
4232 (union tree_node): Adjust.
4233 (build7): Re-write to be build6.
4234 * tree-pass.h (pass_reset_cc_flags): Remove.
4235 (TODO_update_address_taken): New flag.
4236 (pass_simple_dse): Remove.
4237 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4238 * params.h (MAX_ALIASED_VOPS): Remove.
4239 (AVG_ALIASED_VOPS): Likewise.
4240 * omp-low.c (expand_omp_taskreg): Update SSA form.
4241 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4242 aliases the lhs in a copy stmt.
4243 * tree-ssa-dse.c (struct address_walk_data): Remove.
4244 (memory_ssa_name_same): Likewise.
4245 (memory_address_same): Likewise.
4246 (get_kill_of_stmt_lhs): Likewise.
4247 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4248 unused stores. Look through PHI nodes into post-dominated regions.
4249 (dse_optimize_stmt): Simplify. Properly remove stores.
4250 (tree_ssa_dse): Compute dominators.
4251 (execute_simple_dse): Remove.
4252 (pass_simple_dse): Likewise.
4253 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4254 gimple_loaded_syms and gimple_stored_syms computation.
4255 * toplev.c (dump_memory_report): Dump alias and pta stats.
4256 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4257 (vn_reference_eq): Likewise.
4258 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4259 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4260 valueize_vuses): Remove.
4261 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4262 (get_def_ref_stmt_vuse): ... this.
4263 (vn_reference_lookup_2): New function.
4264 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4265 walking equivalent vuses. Simplify.
4266 (vn_reference_lookup): Likewise.
4267 (vn_reference_insert): Likewise.
4268 (vn_reference_insert_pieces): Likewise.
4269 (visit_reference_op_call): Simplify.
4270 (visit_reference_op_load): Likewise.
4271 (visit_reference_op_store): Likewise.
4272 (init_scc_vn): Remove shared_lookup_vuses initialization.
4273 (free_scc_vn): Remove shared_lookup_vuses freeing.
4274 (sort_vuses, sort_vuses_heap): Remove.
4275 (get_ref_from_reference_ops): Export.
4276 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4277 vector with single vuse pointer.
4278 (vn_reference_lookup_pieces, vn_reference_lookup,
4279 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4280 (shared_vuses_from_stmt): Remove.
4281 (get_ref_from_reference_ops): Declare.
4282 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4283 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4284 memory-tag related code.
4285 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4286 (likely_value): Add comment, skip static-chain of call statements.
4287 (surely_varying_stmt_p): Adjust.
4288 (gimplify_and_update_call_from_tree): Likewise.
4289 (execute_fold_all_builtins): Do not rebuild alias info.
4290 (gimplify_and_update_call_from_tree): Properly update VOPs.
4291 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4292 (copy_ref_info): Remove memory-tag related code.
4293 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4294 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4295 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4297 * tree-ssa-dom.c (gimple_p): Remove typedef.
4298 (eliminate_redundant_computations): Adjust.
4299 (record_equivalences_from_stmt): Likewise.
4300 (avail_expr_hash): Likewise.
4301 (avail_expr_eq): Likewise.
4302 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4303 (stmt_makes_single_load): Likewise.
4304 (stmt_makes_single_store): Likewise.
4305 * tree-ssa-alias.c: Rewrite completely.
4306 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4307 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4308 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4309 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4310 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4311 Remove public functions.
4312 (pass_reset_cc_flags): Remove.
4313 (pass_build_alias): Move ...
4314 * tree-ssa-structalias.c (pass_build_alias): ... here.
4315 * tree-ssa-alias.c (may_be_aliased): Move ...
4316 * tree-flow-inline.h (may_be_aliased): ... here.
4317 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4318 count_uses_and_derefs): Move ...
4319 * gimple.c: ... here.
4320 * gimple.h (count_uses_and_derefs): Declare.
4321 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4322 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4323 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4324 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4325 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4326 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4327 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4329 * tree-dfa.c (refs_may_alias_p): Move ...
4330 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4331 * tree-ssa-alias.h: New file.
4332 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4333 (statement_sink_location): Likewise.
4334 * opts.c (decode_options): Do not adjust max-aliased-vops or
4335 avg-aliased-vops values.
4336 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4337 (TV_CALL_CLOBBER): Likewise.
4338 (TV_FLOW_SENSITIVE): Likewise.
4339 (TV_FLOW_INSENSITIVE): Likewise.
4340 (TV_MEMORY_PARTITIONING): Likewise.
4341 (TV_ALIAS_STMT_WALK): New timevar.
4342 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4343 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4344 (get_address_description): Remove memory-tag related code.
4345 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4346 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4347 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4348 and immediate uses in statements. Document.
4349 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4350 (dump_symbols): Remove.
4351 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4352 * alias.c (get_deref_alias_set): New function split out from ...
4353 (get_alias_set): ... here.
4354 * alias.h (get_deref_alias_set): Declare.
4355 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4356 type parameter. Remove restrict pointer handling. Create a
4357 ref-all pointer in case type-based alias sets do not conflict.
4358 (vect_analyze_data_refs): Remove SMT related code.
4359 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4360 (vectorizable_load): Likewise.
4361 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4362 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4363 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4364 Ignore vops and SMTs.
4365 (dr_analyze_alias): Likewise..
4366 (free_data_ref): Likewise.
4367 (create_data_ref): Likewise.
4368 (analyze_all_data_dependences): Likewise.
4369 (get_references_in_stmt): Adjust.
4370 * tree-flow-inline.h (gimple_aliases_computed_p,
4371 gimple_addressable_vars, gimple_call_clobbered_vars,
4372 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4373 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4374 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4375 gimple_mem_ref_stats): Remove.
4376 (gimple_vop): New function.
4377 (op_iter_next_use): Remove vuses and mayuses cases.
4378 (op_iter_next_def): Remove vdefs case.
4379 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4380 (clear_and_done_ssa_iter): Do not set removed fields.
4381 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4382 Assert we are not iterating over vuses or vdefs if not also
4383 iterating over uses or defs.
4384 (op_iter_init_use): Likewise.
4385 (op_iter_init_def): Likewise.
4386 (op_iter_next_vdef): Remove.
4387 (op_iter_next_mustdef): Likewise.
4388 (op_iter_init_vdef): Likewise.
4389 (compare_ssa_operands_equal): Likewise.
4390 (link_use_stmts_after): Handle vuse operand.
4391 (is_call_used): Use is_call_clobbered.
4392 (is_call_clobbered): Global variables are always call clobbered,
4393 query the call-clobbers bitmap.
4394 (mark_call_clobbered): Ignore global variables.
4395 (clear_call_clobbered): Likewise.
4396 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4397 virtual operands sanity check.
4398 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4400 (TARGET_MEM_REF): Remove TMR_TAG operand.
4401 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4402 Remove call-clobber related code.
4403 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4404 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4405 partitions or escape reason.
4406 (get_single_def_stmt, get_single_def_stmt_from_phi,
4407 get_single_def_stmt_with_phi): Remove.
4408 (dump_referenced_vars): Tidy.
4409 (get_ref_base_and_extent): Allow bare decls.
4410 (collect_dfa_stats): Adjust.
4411 * graphite.c (rename_variables_in_stmt): Adjust.
4412 (graphite_copy_stmts_from_block): Likewise.
4413 (translate_clast): Likewise.
4414 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4416 (translate_vuse_through_block): Use the oracle.
4417 (phi_translate_1): Adjust.
4418 (value_dies_in_block_x): Use the oracle. Cache the outcome
4420 (valid_in_sets): Check if the VUSE for
4421 a REFERENCE is available.
4422 (eliminate): Do not remove stmts during elimination,
4423 instead queue and remove them afterwards.
4424 (do_pre): Do not rebuild alias info.
4425 (pass_pre): Run TODO_rebuild_alias before PRE.
4426 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4427 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4428 (mark_all_v_defs_stmt): Remove.
4429 (mark_all_v_defs_seq): Adjust.
4430 (sra_replace): Likewise.
4431 (scalarize_use): Likewise.
4432 (scalarize_copy): Likewise.
4433 (scalarize_init): Likewise.
4434 (scalarize_ldst): Likewise.
4435 (todoflags): Remove.
4436 (tree_sra): Do not rebuild alias info.
4437 (tree_sra_early): Adjust.
4438 (pass_sra): Run TODO_update_address_taken before SRA.
4439 * tree-predcom.c (set_alias_info): Remove.
4440 (prepare_initializers_chain): Do not call it.
4441 (mark_virtual_ops_for_renaming): Adjust.
4442 (mark_virtual_ops_for_renaming_list): Remove.
4443 (initialize_root_vars): Adjust.
4444 (initialize_root_vars_lm): Likewise.
4445 (prepare_initializers_chain): Likewise.
4446 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4447 (may_propagate_copy_into_stmt): Likewise.
4448 (merge_alias_info): Do nothing for now.
4449 (propagate_tree_value_into_stmt): Adjust.
4450 (stmt_may_generate_copy): Likewise.
4451 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4452 not mark symbols for renaming.
4453 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4454 with the same statement, make sure to update the new pointed-to one.
4455 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4456 call statements, do not mark symbols for renaming.
4457 (mark_operand_necessary): Dump something.
4458 (ref_may_be_aliased): New function.
4459 (mark_aliased_reaching_defs_necessary_1): New helper function.
4460 (mark_aliased_reaching_defs_necessary): Likewise.
4461 (mark_all_reaching_defs_necessary_1): Likewise.
4462 (mark_all_reaching_defs_necessary): Likewise.
4463 (propagate_necessity): Do not process virtual PHIs. For
4464 non-aliased loads mark all reaching definitions as necessary.
4465 For aliased loads and stores mark the immediate dominating
4466 aliased clobbers as necessary.
4467 (visited): New global static.
4468 (perform_tree_ssa_dce): Free visited bitmap after propagating
4470 (remove_dead_phis): Perform simple dead virtual PHI removal.
4471 (remove_dead_stmt): Properly unlink virtual operands when
4473 (eliminate_unnecessary_stmts): Schedule PHI removal after
4475 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4476 (process_replaceable): Likewise.
4477 (find_replaceable_in_bb): Likewise.
4478 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4479 based on the single gimple vop.
4480 (verify_flow_insensitive_alias_info): Remove.
4481 (verify_flow_sensitive_alias_info): Likewise.
4482 (verify_call_clobbering): Likewise.
4483 (verify_memory_partitions): Likewise.
4484 (verify_alias_info): Likewise.
4485 (verify_ssa): Adjust..
4486 (execute_update_addresses_taken): Export. Update SSA
4487 manually. Optimize only when optimizing. Use a local bitmap.
4488 (pass_update_address_taken): Remove TODO_update_ssa, add
4490 (pass_update_address_taken): Just use TODO_update_address_taken.
4491 (init_tree_ssa): Do not initialize addressable_vars.
4492 (verify_ssa): Verify new VUSE / VDEF properties.
4493 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4494 Do not call verify_alias_info.
4495 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4496 Do not free the loaded and stored syms bitmaps. Reset the escaped
4497 and callused solutions. Do not free addressable_vars.
4498 Remove memory-tag related code.
4499 (warn_uninitialized_var): Aliases are always available.
4500 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4501 * lambda-code.c (can_put_in_inner_loop): Adjust.
4502 (can_put_after_inner_loop): Likewise.
4503 (perfect_nestify): Likewise.
4504 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4505 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4506 (vectorizable_conversion): Do not mark symbols for renaming.
4507 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4508 (expand_call_inline): Unlink the calls virtual operands before
4510 (tree_function_versioning): Do not call update_ssa if we are not
4511 updating clones. Simplify.
4512 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4513 (propagate_with_phi): Likewise..
4514 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4515 clobber code. Assert we are not aliased or global.
4516 * tree-flow.h: Include tree-ssa-alias.h
4517 (enum escape_type): Remove.
4518 (struct mem_sym_stats_d): Likewise.
4519 (struct mem_ref_stats_d): Likewise.
4520 (struct gimple_df): Add vop member. Remove global_var,
4521 call_clobbered_vars, call_used_vars, addressable_vars,
4522 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4523 escaped and callused members.
4524 (struct ptr_info_def): Remove all members, add points-to solution
4526 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4527 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4528 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4529 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4530 (tree-ssa-alias.o): Likewise.
4531 (toplev.o): Add tree-ssa-alias.h
4532 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4533 * gimple.c (gimple_set_bb): Fix off-by-one error.
4534 (is_gimple_reg): Do not handle memory tags.
4535 (gimple_copy): Also copy virtual operands.
4536 Delay updating the statement. Do not reset loaded and stored syms.
4537 (gimple_set_stored_syms): Remove.
4538 (gimple_set_loaded_syms): Likewise.
4539 (gimple_call_copy_skip_args): Copy the virtual operands
4540 and mark the new statement modified.
4541 * tree-ssa-structalias.c (may_alias_p): Remove.
4542 (set_uids_in_ptset): Take the alias set to prune with as
4543 parameter. Fold in the alias test of may_alias_p.
4544 (compute_points_to_sets): Compute whether a ptr is dereferenced
4546 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4547 other ADDRESSOF constraints on the lhs.
4548 (get_constraint_for_component_ref): Assert that we don't get
4549 ADDRESSOF constraints from the base of the reference.
4550 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4551 (struct variable_info): Remove collapsed_to member.
4552 (get_varinfo_fc): Remove.
4553 (new_var_info): Do not set collapsed_to.
4554 (dump_constraint): Do not follow cycles.
4555 (dump_constraint_graph): Likewise.
4556 (build_pred_graph): Likewise.
4557 (build_succ_graph): Likewise.
4558 (rewrite_constraints): Likewise.
4559 (do_simple_structure_copy): Remove.
4560 (do_rhs_deref_structure_copy): Remove.
4561 (do_lhs_deref_structure_copy): Remove.
4562 (collapse_rest_of_var): Remove.
4563 (do_structure_copy): Re-implement.
4564 (pta_stats): New global variable.
4565 (dump_pta_stats): New function.
4566 (struct constraint_expr): Make offset signed.
4567 (UNKNOWN_OFFSET): Define special value.
4568 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4569 (solution_set_expand): New helper function split out from ...
4570 (do_sd_constraint): ... here.
4571 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4572 (do_ds_constraint): Likewise.
4573 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4574 and CALLUSED = *CALLUSED.
4575 (set_union_with_increment): Make inc argument signed.
4576 (type_safe): Remove.
4577 (get_constraint_for_ptr_offset): Handle unknown and negative
4579 (first_vi_for_offset): Handle offsets before start. Bail
4580 out early for offsets beyond the variable extent.
4581 (first_or_preceding_vi_for_offset): New function.
4582 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4583 Together with ESCAPED = *ESCAPED this properly computes reachability.
4584 (find_what_var_points_to): New function.
4585 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4586 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4587 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4588 pt_solutions_intersect): New functions.
4589 (compute_call_used_vars): Remove.
4590 (compute_may_aliases): New main entry into PTA computation.
4591 * gimple.h (gimple_p): New typedef.
4592 (struct gimple_statement_base): Remove references_memory_p.
4593 (struct gimple_statement_with_memory_ops_base): Remove
4594 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4596 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4597 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4598 gimple_set_references_memory): Remove.
4599 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4600 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4602 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4603 (verify_expr): Allow RESULT_DECL.
4604 (gimple_duplicate_bb): Do not copy virtual operands.
4605 (gimple_duplicate_sese_region): Adjust.
4606 (gimple_duplicate_sese_tail): Likewise.
4607 (mark_virtual_ops_in_region): Remove.
4608 (move_sese_region_to_fn): Do not call it.
4609 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4610 and pass_simple_dse.
4611 (execute_function_todo): Handle TODO_update_address_taken,
4612 call execute_update_addresses_taken for TODO_rebuild_alias.
4613 (execute_todo): Adjust.
4614 (execute_one_pass): Init dump files early.
4615 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4617 (create_general_new_stmt): Clear vops.
4618 * tree-ssa-reassoc.c (get_rank): Adjust.
4619 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4620 symbols for renaming.
4621 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4622 (PARAM_AVG_ALIASED_VOPS): Likewise.
4623 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4624 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4625 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4626 (operand_build_cmp, copy_virtual_operands,
4627 create_ssa_artificial_load_stmt, add_to_addressable_set,
4628 gimple_add_to_addresses_taken): Remove public functions.
4629 (unlink_stmt_vdef): New function.
4631 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4633 * config.gcc (powerpc-*-linux*): Merge variants.
4635 2009-04-02 Chao-ying Fu <fu@mips.com>
4636 James Grosbach <james.grosbach@microchip.com>
4638 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4639 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4641 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4642 keep_interrupts_masked_p, use_debug_exception_return_p.
4643 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4644 keep_interrupts_masked, use_debug_exception_return.
4645 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4646 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4648 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4649 (mips_print_operand): Process COP0 registers to print $0 .. $31
4650 correctly for GAS to process.
4651 (mips_interrupt_extra_call_saved_reg_p): New function.
4652 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4654 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4655 (mips_compute_frame_info): Add supports for interrupt context that
4656 includes doubleword accumulators and COP0 registers.
4657 (mips_for_each_saved_acc): New function.
4658 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4659 mips_for_each_saved_reg.
4660 (mips_save_reg): Save accumulators.
4661 (mips_kernel_reg_p): A new for_each_rtx callback.
4662 (mips_expand_prologue): Support interrupt handlers.
4663 (mips_restore_reg): Restore accumulators.
4664 (mips_expand_epilogue): Support interrupt handlers.
4665 (mips_can_use_return_insn): Return false for interrupt handlers.
4666 (mips_epilogue_uses): New function.
4667 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4668 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4669 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4670 cop0_move): New instructions.
4671 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4672 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4674 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4676 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4677 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4678 interrupt handlers, we use K0 as the temporary register.
4679 (EPILOGUE_USES): Change to a function call.
4680 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4681 handlers, we use K0 as the temporary register.
4683 * doc/extend.texi (Function Attributes): Document interrupt,
4684 use_shadow_register_set, keep_interrupts_masked,
4685 use_debug_exception_return for MIPS attributes.
4687 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4689 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4690 Remove a number of t-files from tmake_file.
4691 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4692 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4693 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4694 target_prototype, not TARGET_PROTOTYPE.
4695 (LINK_OS_GNU_SPEC): Define.
4696 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4697 and darwin-ldoubdle.c.
4699 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4702 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4703 (cpp_options): Ditto.
4704 (default_compilers): Ditto.
4705 (display_help): Ditto.
4706 (process_command): Ditto.
4708 (set_input): Use lbasename instead of duplicate code.
4709 (save_temps_prefix): New static for -save-temps=obj.
4710 (save_temps_length): Ditto.
4712 * doc/invoke.texi (-save-temps=obj): Document new variant to
4715 2009-04-02 Jeff Law <law@redhat.com>
4717 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4720 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4722 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4723 * configure: Regenerated.
4725 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4727 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4728 share the argument list.
4730 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4734 2009-02-12 Diego Novillo <dnovillo@google.com>
4736 * varpool.c (debug_varpool): New.
4737 * cgraph.h (debug_varpool): Declare.
4739 2009-04-02 Jan Hubicka <jh@suse.cz>
4741 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4744 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4746 * config/i386/i386.c (ix86_abi): Move initialization to ...
4747 (override_options): Here.
4749 2009-04-02 Christian Bruel <christian.bruel@st.com>
4751 * config/sh/sh.c (sh_dwarf_register_span): New function.
4752 (TARGET_DWARF_REGISTER_SPAN): Define.
4753 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4755 2009-04-02 Ira Rosen <irar@il.ibm.com>
4757 PR tree-optimization/39595
4758 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4759 interleaved loads group is not greater than the SLP group size.
4761 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4763 * builtins.c (is_builtin_name): New.
4764 (called_as_built_in): Use is_builtin_name.
4765 * tree.h (is_builtin_name): New.
4766 * varasm.c (incorporeal_function_p): Use is_builtin_name
4768 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4770 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4772 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4775 * c-decl.c (clone_underlying_type): Move this ...
4776 * c-common.c (set_underlying_type): ... here.
4777 Also, make sure the function properly sets TYPE_STUB_DECL() on
4778 the newly created typedef variant type.
4779 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4780 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4783 2009-04-02 Richard Guenther <rguenther@suse.de>
4785 PR tree-optimization/37221
4786 * tree-flow.h (degenerate_phi_result): Declare.
4787 * tree-ssa-dom.c (degenerate_phi_result): Export.
4788 * tree-scalar-evolution.c (analyze_initial_condition): If
4789 the initial condition is defined by a degenerate PHI node
4790 use the degenerate value.
4792 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4794 PR rtl-optimization/39588
4795 * combine.c (merge_outer_ops): Do not set the constant when this
4797 (simplify_shift_const_1): Do not modify it either in this case.
4799 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4801 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4802 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4804 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4807 * c-lex.c (interpret_float): Default (no suffix) is double.
4809 2009-04-1 Xinliang David Li <davidxl@google.com>
4811 * config/i386/i386.c (legitimate_constant_p): Recognize
4812 all one vector constant.
4814 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4816 * config/vax/vax.c: Add #includes to silence warnings.
4817 Change #include order to silence two warnings.
4819 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4821 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4822 (ASM_SPEC): Pass -k to the assembler for PIC code.
4824 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4826 * config.gcc: Add vax-*-linux* to the switch.
4827 * config/vax/linux.h: New file. (TARGET_VERSION,
4828 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4830 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4832 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4833 Use predicate macros instead of GET_CODE() == foo.
4834 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4835 ashlsi3, rotrsi3, <unnamed>): Likewise.
4837 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4839 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4840 jbbccihi, jbbccisi): Remova trailing whitespace.
4841 * config/vax/constraints.md: Likewise.
4842 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4843 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4844 * config/vax/predicates.md: Likewise.
4845 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4846 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4847 * config/vax/vax.h: Likewise.
4848 * config/vax/vax.md (nonlocal_goto): Likewise.
4850 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4852 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4853 (indirectable_address_p, adjacent_operands_p): Add spaces around
4855 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4857 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4859 * config/vax/vax.c (legitimate_constant_address_p,
4860 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4861 index_term_p, reg_plus_index_p, legitimate_address_p,
4862 vax_mode_dependent_address_p): Update comments to match functions
4863 modified by the recent int->bool conversion.
4865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4867 * config/vax/builtins.md: Update copyright message.
4868 * config/vax/constraints.md: Likewise.
4869 * config/vax/netbsd-elf.h: Likewise.
4870 * config/vax/predicates.md: Likewise.
4871 * config/vax/vax-protos.h: Likewise.
4872 * config/vax/vax.c: Likewise.
4873 * config/vax/vax.h: Likewise.
4874 * config/vax/vax.md: Likewise.
4875 * config/vax/vax.opt: Likewise.
4877 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4879 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4880 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4881 * config/vax/constraints.md (B, R): Likewise.
4882 * config/vax/predicates.md (external_memory_operand,
4883 nonimmediate_addsub_di_operand): Likewise.
4884 * config/vax/vax.c (vax_output_int_add): Likewise.
4885 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4886 untyped_call): Likewise.
4888 2009-04-01 Matt Thomas <matt@3am-software.com>
4890 * config/vax/predicates.md: New file.
4891 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4892 external_const_operand, nonsymbolic_operand, external_memory_operand,
4893 indirect_memory_operand, indexed_memory_operand,
4894 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4895 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4897 * config/vax/constraints.md: New file.
4898 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4900 * config/vax/builtins.md: New file.
4901 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4902 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4904 * config/vax/vax.opt (mqmath): Add option.
4905 * config/vax/vax.md (isfx): Extend with DI.
4906 (VAXintQH, VAXintQHSD): Define.
4907 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4908 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4909 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4910 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4911 (movdi): Update constraints and use vax_output_int_move().
4912 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4913 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4914 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4915 nonlocal_goto): New.
4916 (mov<mode>): Extend accepted operand types.
4917 (subdi3_old): Rename from subdi3, change update constraints and use
4918 a new implementation.
4919 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4920 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4921 MOVE_RATIO, CLEAR_RATIO): Define.
4922 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4923 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4924 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4925 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4926 (split_quadword_operands): Make static and really allow variable
4928 (print_operand_address): Update for PIC generation.
4929 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4930 indexable_address_p, fixup_mathdi_operand,
4931 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4932 (vax_float_literal, legitimate_constant_p,
4933 indirectable_constant_address_p, index_term_p,
4934 reg_plus_index_p): Return bool instead of int.
4935 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4937 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4939 (vax_output_conditional_branch): Indent.
4940 (legitimate_constant_address_p, indirectable_constant_address_p,
4941 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4942 vax_mode_dependent_address_p): Return bool instead of int, update for
4944 * config/vax/vax-protos.h (legitimate_constant_address_p,
4945 legitimate_constant_p, legitimate_address_p,
4946 vax_mode_dependent_address_p): Change declaration to bool.
4947 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4948 vax_expand_addsub_di_operands, vax_output_int_subtract,
4949 vax_output_movmemsi): Declare.
4950 (split_quadword_operands, vax_float_literal): Delete declaration.
4951 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4952 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4953 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4954 ASM_OUTPUT_DWARF_PCREL): Define.
4955 (ASM_SPEC): Change definition to allow PIC generation.
4957 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4959 * doc/sourcebuild.texi: Update front-end requirements.
4961 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4964 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4965 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4966 (booldi3_internal3): Use boolean_or_operator instead of
4969 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4972 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4973 declarator whose size is not an integer constant expression but
4974 folds to an integer constant, then treat it as a constant
4977 2009-04-01 Richard Guenther <rguenther@suse.de>
4979 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4980 i * 4 + 2 to (i * 2 + 1) * 2.
4982 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4985 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4986 return if c_parser_asm_string_literal returned NULL.
4988 2009-04-01 Nick Clifton <nickc@redhat.com>
4990 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4992 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4993 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4994 other typedefs to avoid conflicts with libgcc2.c. Define labels
4995 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4997 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4998 to gain 16-bit trapping arithmetic functions from libgcc2.c and
5001 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
5003 * varasm.c (default_function_rodata_section): Declare DOT as
5006 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5007 Andrey Galkin <agalkin@hypercom.com>
5010 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5011 Make object_name unique for each process.
5013 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5016 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5017 addressable variables in the parallel that could go out of scope while
5018 running queued tasks.
5020 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5022 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5023 (CASE_VALUES_THRESHOLD): Redefine.
5024 * config/avr/avr.c (avr_override_options): Remove initialization of
5025 avr_case_values_threshold variable.
5026 (avr_case_values_threshold): Remove variable. Add new function.
5027 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5028 * config/avr/avr.opt (mno-tablejump): Remove option.
5029 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5031 2009-04-01 DJ Delorie <dj@redhat.com>
5033 * varasm.c (default_function_rodata_section): Don't assume
5034 anything about where the first '.' in the section name is.
5036 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5038 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5039 rs6000_emit_stack_tie.
5041 2009-03-31 Ian Lance Taylor <iant@google.com>
5043 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5044 gimple_code with GIMPLE_RESX, not RESX.
5046 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5048 * c-common.c (c_get_ident): New.
5049 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5051 2009-04-01 Ben Elliston <bje@au.ibm.com>
5053 * config/rs6000/sysv4.opt (msdata): Improve option description.
5055 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5057 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5058 (divdf3_internal_lat): Remove.
5059 (divxf3_internal_lat): Remove.
5060 (divxf3_internal_thr): Remove.
5061 (divxf): Use divxf3_internal.
5062 * config/ia64/div.md (divsf3_internal_lat): New.
5063 (divdf3_internal_lat): New.
5064 (divxf3_internal): New.
5066 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5069 * Makefile.in (USE_GCC_STDINT): Define.
5070 (stmp-int-hdrs): Install stdint.h if applicable.
5071 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5073 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5074 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5075 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5076 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5077 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5078 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5079 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5080 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5081 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5082 (c_common_nodes_and_builtins): Initialize
5083 underlying_wchar_type_node. Do not initialize
5084 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5085 nodes for new types.
5086 (c_stddef_cpp_builtins): Define macros for new types.
5087 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5089 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5090 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5091 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5092 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5093 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5094 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5095 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5096 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5097 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5098 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5099 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5100 int16_type_node, int32_type_node, int64_type_node,
5101 uint8_type_node, uint16_type_node, c_uint32_type_node,
5102 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5103 int_least32_type_node, int_least64_type_node,
5104 uint_least8_type_node, uint_least16_type_node,
5105 uint_least32_type_node, uint_least64_type_node,
5106 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5107 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5108 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5109 uintptr_type_node): Define.
5110 * c-cppbuiltin.c (builtin_define_constants,
5111 builtin_define_type_minmax): New.
5112 (builtin_define_stdint_macros): Define more macros.
5113 (c_cpp_builtins): Define more limit macros.
5115 (builtin_define_type_max): Define in terms of
5116 builtin_define_type_minmax. Remove is_long parameter. All
5118 * config.gcc (use_gcc_stdint): Define.
5119 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5120 Add newlib-stdint.h for generic targets.
5121 * config/glibc-stdint.h, config/newlib-stdint.h,
5122 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5123 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5124 * config/score/score.h (UINTPTR_TYPE): Define.
5125 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5126 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5127 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5128 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5129 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5130 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5131 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5132 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5133 * config/spu/spu.h (STDINT_LONG32): Define.
5134 * configure.ac (use_gcc_stdint): Substitute.
5135 * configure: Regenerate.
5136 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5137 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5138 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5139 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5140 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5141 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5142 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5143 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5144 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5145 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5146 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5147 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5148 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5149 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5150 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5151 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5152 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5153 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5154 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5155 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5156 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5157 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5158 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5159 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5160 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5161 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5162 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5163 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5164 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5166 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5168 * loop-iv.c (suitable_set_for_replacement): Renamed from
5169 simplify_using_assignment; changed to return bool and to accept new
5170 args DEST and SRC. Return true iff we find a source/destination pair
5171 that can be used to make a replacement, and fill SRC and DEST if so.
5172 Remove arg ALTERED. Don't deal with altered regs here. All callers
5174 (simplify_using_initial_values): Deal with altered regs here and track
5175 more precisely the effect they have on the validity of our expression.
5177 * loop-iv.c (simplify_using_condition): A condition of the form
5178 (EQ REG CONST) can be used to simply make a substitution.
5179 (simplify_using_initial_values): Keep track of conditions we have seen
5180 and keep using them to simplify new expressions, while applying the
5181 same substitutions to them as to the expression.
5183 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5184 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5187 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5188 changed. Use this when trying to improve the upper bound.
5189 Generate the comparison by using simplify_gen_relational.
5191 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5193 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5195 (simplify_using_assignment, simplify_using_initial_values): Call
5196 replace_in_expr to make replacements. Call replace_single_def_regs
5197 once on the initial version of the expression.
5199 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5202 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5204 2009-03-31 Richard Guenther <rguenther@suse.de>
5207 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5208 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5210 2009-03-31 Richard Guenther <rguenther@suse.de>
5212 * tree.h (div_if_zero_remainder): Declare.
5213 * fold-const.c (div_if_zero_remainder): Export.
5214 * tree-ssa-forwprop.c
5215 (forward_propagate_addr_into_variable_array_index): Handle
5216 constant array index addition outside of the variable index.
5218 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5221 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5222 define_splits, floatunssi<mode>2): Require x87 conversions from
5223 DImode to be permitted.
5225 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5227 PR preprocessor/15638
5228 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5230 2009-03-31 Richard Guenther <rguenther@suse.de>
5234 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5235 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5236 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5237 a separate statement.
5238 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5239 (lookup_tmp_var): Likewise.
5240 (is_gimple_formal_tmp_or_call_rhs): Remove.
5241 (is_gimple_reg_or_call_rhs): Rename to ...
5242 (is_gimple_reg_rhs_or_call): ... this.
5243 (is_gimple_mem_or_call_rhs): Rename to ...
5244 (is_gimple_mem_rhs_or_call): ... this.
5245 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5246 DECL_GIMPLE_REG_P only if is_formal is true.
5247 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5248 for non-proper post-modify expression gimplification.
5249 (gimplify_self_mod_expr): For post-modify expressions gimplify
5250 the lvalue to a minimal lvalue.
5251 (rhs_predicate_for): Remove formal temp case.
5252 (gimplify_modify_expr_rhs): Likewise.
5253 (gimplify_addr_expr): Use is_gimple_reg.
5254 (gimplify_expr): Remove formal temp cases.
5255 (gimple_regimplify_operands): Likewise.
5256 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5257 and FILTER_EXPR like constants.
5258 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5260 (is_gimple_formal_tmp_rhs): Remove.
5261 (is_gimple_reg_rhs): Remove special casing.
5262 (is_gimple_mem_rhs): Fix.
5263 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5264 (is_gimple_formal_tmp_var): Remove.
5265 (is_gimple_formal_tmp_reg): Likewise.
5266 (is_gimple_min_lval): Allow invariant component ref parts.
5267 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5268 is_gimple_formal_tmp_reg): Remove declarations.
5269 * tree-cfg.c (verify_expr): Verify that variables with address
5270 taken do not have DECL_GIMPLE_REG_P set.
5271 * tree-mudflap.c (mf_build_check_statement_for): Use
5272 force_gimple_operand instead of gimplify_expr.
5274 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5276 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5277 schedulable rows to compute_split_row.
5279 2009-03-31 Ben Elliston <bje@au.ibm.com>
5282 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5285 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5287 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5288 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5289 * configure: Regenerate.
5290 * config.in: Regenerate.
5291 * config/rs6000/rs6000.opt (mtls-markers): Add.
5292 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5293 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5294 (tls_ld_aix, tls_ld_sysv): Likewise.
5295 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5296 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5298 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5300 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5302 2009-03-30 Jan Hubicka <jh@suse.cz>
5304 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5306 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5307 detection and label handling.
5309 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5311 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5312 left_conflicts_size.
5313 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5314 ALLOCNO_LEFT_CONFLICTS_SIZE.
5316 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5317 remove_allocno_from_bucket_and_push,
5318 allocno_spill_priority_compare, push_allocnos_to_stack,
5319 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5320 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5321 (setup_allocno_left_conflicts_num): Ditto. Rename to
5322 setup_allocno_left_conflicts_size.
5323 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5324 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5325 setup_allocno_left_conflicts_size instead of
5326 setup_allocno_left_conflicts_num.
5328 * ira-build.c (ira_create_allocno): Use
5329 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5330 ALLOCNO_LEFT_CONFLICTS_NUM.
5332 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5334 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5335 instead of DF_LR_OUT.
5337 * ira-lives.c (process_bb_node_lives): Ditto.
5339 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5340 instead of DF_LR_{OUT,IN}.
5342 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5344 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5346 2009-03-30 Jan Hubicka <jh@suse.cz>
5348 * except.c (label_to_region_map): Fix thinko.
5350 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5353 * tree.h (tree_find_value): New declaration.
5354 * tree.c (tree_find_value): New function.
5355 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5357 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5360 * c-decl.c (struct c_binding): Add locus field.
5361 (bind): Add locus argument, set locus field from it.
5362 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5363 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5364 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5365 implicitly_declare, undeclared_variable, lookup_label,
5366 declare_label, c_make_fname_decl, c_builtin_function,
5367 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5370 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5373 * config/i386/i386.c (classify_argument): Check total size of
5376 2009-03-30 Martin Jambor <mjambor@suse.cz>
5378 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5379 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5380 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5383 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5384 seen_variable_array_ref while also traversing a union.
5386 * tree-inline.c (optimize_inline_calls): Do not call
5387 cgraph_node_remove_callees.
5388 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5389 (pass_remove_cgraph_callee_edges): New variable.
5390 * passes.c (init_optimization_passes): Add
5391 pass_remove_cgraph_callee_edges after early inlining and before all
5392 late intraprocedural passes.
5394 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5396 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5398 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5401 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5403 * combine.c (simplify_comparison): Use have_insn_for.
5404 * dojump.c (do_jump): Likewise.
5406 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5408 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5409 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5410 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5411 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5412 instead of sparc_compare_emitted.
5413 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5414 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5415 instead of sparc_compare_emitted.
5417 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5419 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5420 enter/exit cfglayout mode.
5421 (pass_partition_block): Require it.
5422 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5423 (combine_instructions): Track basic blocks instead of labels.
5424 (update_cfg_for_uncondjump): New.
5425 (try_combine): Use it. Update jumps after rescanning.
5426 (pass_combine): Require PROP_cfglayout.
5427 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5429 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5431 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5432 Provide/destroy PROP_cfglayout respectively.
5433 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5434 * tree-pass.h (PROP_cfglayout): New.
5436 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5438 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5439 fold_convert_const_fixed_from_fixed,
5440 fold_convert_const_fixed_from_int,
5441 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5442 set TREE_CONSTANT_OVERFLOW.
5443 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5444 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5446 2009-03-30 Ira Rosen <irar@il.ibm.com>
5448 * tree-vect-loop-manip.c: New file.
5449 * tree-vectorizer.c: Update documentation and included files.
5450 (vect_loop_location): Make extern.
5451 (rename_use_op): Move to tree-vect-loop-manip.c
5452 (rename_variables_in_bb, rename_variables_in_loop,
5453 slpeel_update_phis_for_duplicate_loop,
5454 slpeel_update_phi_nodes_for_guard1,
5455 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5456 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5457 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5458 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5459 find_loop_location): Likewise.
5460 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5461 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5462 get_vectype_for_scalar_type, vect_is_simple_use,
5463 supportable_widening_operation, supportable_narrowing_operation):
5465 (bb_in_loop_p): Move to tree-vect-loop.c.
5466 (new_loop_vec_info, destroy_loop_vec_info,
5467 reduction_code_for_scalar_code, report_vect_op,
5468 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5469 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5470 (vect_supportable_dr_alignment): Likewise.
5471 * tree-vectorizer.h (tree-data-ref.h): Include.
5472 (vect_loop_location): Declare.
5473 Reorganize function declarations according to the new file structure.
5474 * tree-vect-loop.c: New file.
5475 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5476 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5477 * tree-vect-data-refs.c: New file.
5478 * tree-vect-patterns.c (timevar.h): Don't include.
5479 * tree-vect-stmts.c: New file.
5480 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5481 tree-vect-slp.c, tree-vect-loop.c.
5482 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5483 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5484 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5485 (tree-vect-analyze.o): Remove.
5486 (tree-vect-transform.o): Likewise.
5487 (tree-vect-data-refs.o): Add rule.
5488 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5489 tree-vect-slp.o): Likewise.
5490 (tree-vect-patterns.o): Remove redundant dependencies.
5491 (tree-vectorizer.o): Likewise.
5492 * tree-vect-slp.c: New file.
5494 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5496 * optc-gen.awk: Warn if an option flag has multiple different
5499 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5501 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5502 -floop-block): Document dependences on PPL, CLooG and Graphite.
5504 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5506 PR rtl-optimization/323
5507 * c-common.c (c_fully_fold, convert_and_check,
5508 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5509 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5510 * c-common.def (EXCESS_PRECISION_EXPR): New.
5511 * c-cppbuiltin.c (builtin_define_float_constants): Define
5512 constants with enough digits for long double.
5513 * c-lex.c (interpret_float): Interpret constant with excess
5514 precision where appropriate.
5515 * c-opts.c (c_common_post_options): Set
5516 flag_excess_precision_cmdline. Give an error for
5517 -fexcess-precision=standard for C++ for processors where the
5518 option is significant.
5519 * c-parser.c (c_parser_conditional_expression): Handle excess
5520 precision in condition.
5521 * c-typeck.c (convert_arguments): Handle arguments with excess
5523 (build_unary_op): Move excess precision outside operation.
5524 (build_conditional_expr): Likewise.
5525 (build_compound_expr): Likewise.
5526 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5527 (build_modify_expr): Handle excess precision in RHS.
5528 (convert_for_assignment): Handle excess precision in converted
5530 (digest_init, output_init_element, process_init_element): Handle
5531 excess precision in initializer.
5532 (c_finish_return): Handle excess precision in return value.
5533 (build_binary_op): Handle excess precision in operands and add
5534 excess precision as needed for operation.
5535 * common.opt (-fexcess-precision=): New option.
5536 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5537 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5538 For standard excess precision, output explicit conversion to and
5539 truncation from XFmode.
5540 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5541 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5542 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5543 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5544 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5545 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5546 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5547 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5548 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5549 define_splits, sqrt<mode>2): Disable where appropriate for
5550 standard excess precision.
5551 * convert.c (convert_to_real): Do not shorten arithmetic to type
5552 for which excess precision would be used.
5553 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5554 * doc/invoke.texi (-fexcess-precision=): Document option.
5555 (-mfpmath=): Correct index entry.
5556 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5557 flag_excess_precision): New.
5558 * langhooks.c (lhd_post_options): Set
5559 flag_excess_precision_cmdline.
5560 * opts.c (common_handle_option): Handle -fexcess-precision=.
5561 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5562 init_excess_precision): New.
5563 (lang_dependent_init_target): Call init_excess_precision.
5564 * tree.c (excess_precision_type): New.
5565 * tree.h (excess_precision_type): Declare.
5567 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5570 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5571 non-lvalue to component.
5573 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5575 PR preprocessor/34695
5576 * Makefile.in (c-opts.o): Depend on c-tree.h.
5577 * c-common.c: Move down include of diagnostic.h.
5578 (done_lexing, c_cpp_error): New.
5579 * c-common.h (done_lexing): Declare.
5580 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5582 * c-opts.c: Include c-tree.h.
5583 (c_common_init_options): Set preprocessor error callback.
5584 (c_common_handle_option): Do not set preprocessor
5585 inhibit_warnings, warnings_are_errors, warn_system_headers,
5586 pedantic_errors or inhibit_warnings flags.
5587 (c_common_post_options): Do not check cpp_errors (parse_in).
5588 (c_common_finish): Do not output dependencies if there were
5589 errors. Do not check return value of cpp_finish.
5590 * c-ppoutput.c (pp_file_change): Set input_location.
5591 * c-tree.h (c_cpp_error): Declare.
5592 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5594 (diagnostic_build_prefix): Check override_column.
5595 * diagnostic.h (diagnostic_info): Add override_column field.
5596 (diagnostic_override_column): Define.
5598 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5600 * c-common.c (c_expand_expr, c_staticp): Remove.
5601 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5602 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5603 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5604 * c-gimplify.c (gimplify_compound_literal_expr,
5605 optimize_compound_literals_in_ctor): Remove.
5606 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5607 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5608 * c-semantics.c (emit_local_var): Remove.
5610 * langhooks-def.h (lhd_expand_expr): Remove.
5611 * langhooks.c (lhd_expand_expr): Remove.
5612 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5614 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5615 handling from c-semantics.c; don't call into langhook.
5616 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5617 * gimplify.c (gimplify_compound_literal_expr,
5618 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5619 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5620 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5621 as was done in c-gimplify.c.
5622 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5623 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5624 Move from c-common.h.
5625 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5627 * tree.c (staticp): Do not call langhook.
5628 * langhooks.c (lhd_staticp): Delete.
5629 * langhooks-def.h (lhd_staticp): Delete prototype.
5630 (LANG_HOOKS_STATICP): Delete.
5631 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5633 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5634 instead of DECL_STMTs.
5636 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5644 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5646 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5647 contained expression.
5648 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5649 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5650 conditional expressions for C.
5651 (decl_constant_value_for_optimization): Move from
5652 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5653 whether optimizing and that the expression is a VAR_DECL not of
5654 array type instead of doing such checks in the caller. Do not
5655 check pedantic. Call gcc_unreachable for C++.
5656 * c-common.def (C_MAYBE_CONST_EXPR): New.
5657 * c-common.h (c_fully_fold, c_save_expr,
5658 decl_constant_value_for_optimization): New prototypes.
5659 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5660 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5661 EXPR_INT_CONST_OPERANDS): Define.
5662 * c-convert.c (convert): Strip nops from expression.
5663 * c-decl.c (groktypename): Take extra parameters expr and
5664 expr_const_operands. Update call to grokdeclarator.
5665 (start_decl): Update call to grokdeclarator. Add statement for
5666 expressions used in type of decl.
5667 (grokparm): Update call to grokdeclarator.
5668 (push_parm_decl): Update call to grokdeclarator.
5669 (build_compound_literal): Add parameter non_const and build a
5670 C_MAYBE_COSNT_EXPR if applicable.
5671 (grokdeclarator): Take extra parameters expr and
5672 expr_const_operands. Track expressions used in declaration
5673 specifiers and declarators. Fold array sizes and track whether
5674 they are constant expressions and whether they are integer
5675 constant expressions.
5676 (parser_xref_tag): Set expr and expr_const_operands fields in
5678 (grokfield): Update call to grokdeclarator.
5679 (start_function): Update call to grokdeclarator.
5680 (build_null_declspecs): Set expr and expr_const_operands fields in
5682 (declspecs_add_type): Handle expressions in typeof specifiers.
5683 * c-parser.c (c_parser_declspecs): Set expr and
5684 expr_const_operands fields for declaration specifiers.
5685 (c_parser_enum_specifier): Likewise.
5686 (c_parser_struct_or_union_specifier): Likewise.
5687 (c_parser_typeof_specifier): Likewise. Update call to
5688 groktypename. Fold expression as needed. Return expressions with
5689 type instead of adding statements.
5690 (c_parser_attributes): Update calls to c_parser_expr_list.
5691 (c_parser_statement_after_labels): Fold expression before passing
5692 to objc_build_throw_stmt.
5693 (c_parser_condition): Fold expression.
5694 (c_parser_asm_operands): Fold expression.
5695 (c_parser_conditional_expression): Use c_save_expr. Update call
5696 to build_conditional_expr.
5697 (c_parser_alignof_expression): Update call to groktypename.
5698 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5699 original_code. Fold expression argument of va_arg. Create
5700 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5701 argument to va_arg. Update calls to groktypename. Fold array
5702 index for offsetof. Verify that first argument to
5703 __builtin_choose_expr has integer type.
5704 (c_parser_postfix_expression_after_paren_type): Update calls to
5705 groktypename and build_compound_literal. Handle expressions with
5706 side effects in type name.
5707 (c_parser_postfix_expression_after_primary): Update call to
5708 c_parser_expr_list. Set original_code for calls to
5709 __builtin_constant_p.
5710 (c_parser_expr_list): Take extra parameter fold_p. Fold
5711 expressions if requested.
5712 (c_parser_objc_type_name): Update call to groktypename.
5713 (c_parser_objc_synchronized_statement): Fold expression.
5714 (c_parser_objc_receiver): Fold expression.
5715 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5716 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5717 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5718 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5719 (struct c_typespec): Add elements expr and expr_const_operands.
5720 (struct c_declspecs): Add elements expr and expr_const_operands.
5721 (groktypename, build_conditional_expr, build_compound_literal):
5723 (in_late_binary_op): Declare.
5724 * c-typeck.c (note_integer_operands): New function.
5725 (in_late_binary_op): New variable.
5726 (decl_constant_value_for_broken_optimization): Move to c-common.c
5727 and rename to decl_constant_value_for_optimization.
5728 (default_function_array_conversion): Do not strip nops.
5729 (default_conversion): Do not call
5730 decl_constant_value_for_broken_optimization.
5731 (build_array_ref): Do not fold result.
5732 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5733 result when operand is a VLA.
5734 (c_expr_sizeof_type): Update call to groktypename. Handle
5735 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5736 result when operand names a VLA type.
5737 (build_function_call): Update call to build_compound_literal.
5738 Only fold result for calls to __builtin_* functions. Strip
5739 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5740 the function designator.
5741 (convert_arguments): Fold arguments. Update call to
5742 convert_for_assignment.
5743 (build_unary_op): Handle increment and decrement of
5744 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5745 decrement earlier. Fold operand of increment and decrement.
5746 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5747 built for integer operand. Wrap returns that are INTEGER_CSTs
5748 without being integer constant expressions or that have integer
5749 constant operands without being INTEGER_CSTs.
5750 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5751 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5752 result is an integer constant expression or can be used in
5753 unevaluated parts of one and avoid folding and wrap as
5754 appropriate. Fold operands before possibly doing -Wsign-compare
5756 (build_compound_expr): Wrap result for C99 if operands can be used
5757 in integer constant expressions.
5758 (build_c_cast): Update call to digest_init. Do not ignore
5759 overflow from casting floating-point constants to integers. Wrap
5760 results that could be confused with integer constant expressions,
5761 null pointer constants or floating-point constants.
5762 (c_cast_expr): Update call to groktypename. Handle expressions
5763 included in type name.
5764 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5765 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5766 Update calls to convert_for_assignment.
5767 (convert_for_assignment): Take new parameter
5768 null_pointer_constant. Do not strip nops or call
5769 decl_constant_value_for_broken_optimization. Set
5770 in_late_binary_op for conversions to boolean.
5771 (store_init_value): Update call to digest_init.
5772 (digest_init): Take new parameter null_pointer_constant. Do not
5773 call decl_constant_value_for_broken_optimization. pedwarn for
5774 initializers not constant expressions. Update calls to
5775 convert_for_assignment.
5776 (constructor_nonconst): New.
5777 (struct constructor_stack): Add nonconst element.
5778 (really_start_incremental_init, push_init_level, pop_init_level):
5779 Handle constructor_nonconst and nonconst element.
5780 (set_init_index): Call constant_expression_warning for array
5782 (output_init_element): Fold value. Set constructor_nonconst as
5783 applicable. pedwarn for initializers not constant expressions.
5784 Update call to digest_init. Call constant_expression_warning
5785 where constant initializers are required.
5786 (process_init_element): Use c_save_expr.
5787 (c_finish_goto_ptr): Fold expression.
5788 (c_finish_return): Fold return value. Update call to
5789 convert_for_assignment.
5790 (c_start_case): Fold switch expression.
5791 (c_process_expr_stmt): Fold expression.
5792 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5793 ensure statement expression is not evaluated in constant expression.
5794 (build_binary_op): Track whether results are integer constant
5795 expressions or may occur in such, disable folding and wrap results
5796 as applicable. Fold operands for -Wsign-compare warnings unless
5798 (c_objc_common_truthvalue_conversion): Handle results folded to
5799 integer constants that are not integer constant expressions.
5800 * doc/extend.texi: Document when typeof operands are evaluated,
5801 that condition of __builtin_choose_expr is an integer constant
5802 expression, and more about use of __builtin_constant_p in
5805 2009-03-29 Richard Guenther <rguenther@suse.de>
5807 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5808 propagate addresses of array references.
5810 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5812 * regmove.c (perhaps_ends_bb_p): Remove.
5813 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5814 from INSN and check that the main loop stays within that basic block.
5815 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5816 (regmove_forward_pass): Split out from regmove_optimize. Use
5817 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5818 (regmove_backward_pass): Split out from regmove_optimize. Use
5819 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5820 (regmove_optimize): Simplify.
5822 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5825 * config/i386/i386.c (classify_argument): Ignore flexible array
5826 member in struct and warn ABI change.
5828 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5830 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5832 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5833 (ix86_adjust_cost): Updated.
5835 2009-03-29 Jan Hubicka <jh@suse.cz>
5838 * tree-pass.h (pass_cleanup_eh): New function.
5839 (remove_unreachable_regions): Break code handling RTL
5840 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5841 that can not be reached by runtime.
5842 (can_be_reached_by_runtime): New function.
5843 (label_to_region_map): New function.
5844 (num_eh_regions): New function.
5845 (rtl_remove_unreachable_regions): New function.
5846 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5847 (remove_eh_region): New function.
5848 * except.h: Include sbitmap and vecprim.
5849 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5850 num_eh_regions): Declare.
5851 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5852 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5853 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5854 (tree_empty_eh_handler_p): New function.
5855 (cleanup_empty_eh): New function.
5856 (cleanup_eh): New function.
5857 (pass_cleanup_eh): New function.
5859 2009-03-29 Jan Hubicka <jh@suse.cz>
5861 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5862 for removed regions.
5864 2009-03-29 Jan Hubicka <jh@suse.cz>
5866 * except.c (dump_eh_tree): Dump all datastructures.
5868 2009-03-29 Jan Hubicka <jh@suse.cz>
5870 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5871 (duplicate_eh_regions_1): Likewise.
5872 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5873 vector; call EH verification.
5874 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5875 Be ready for region being removed.
5877 2009-03-29 Jan Hubicka <jh@suse.cz>
5879 * bitmap.c (bitmap_last_set_bit): New function.
5880 * bitmap.h (bitmap_last_set_bit): Declare.
5882 2009-03-29 David Ayers <ayers@fsfe.org>
5885 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5886 by calling objc_compare_types and surpress warnings about
5887 incompatible C pointers that are compatible ObjC pointers.
5889 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5891 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5892 call initialize_inline_failed.
5893 (initialize_inline_failed): Move it from here ...
5894 * cgraph.c (initialize_inline_failed): ... to here.
5895 (cgraph_create_edge): Call initialize_inline_failed rather than
5896 setting inline_failed directly.
5898 2009-03-29 Ben Elliston <bje@au.ibm.com>
5901 * sysv4.opt (msdata): Improve comment.
5902 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5903 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5905 2009-03-29 Ben Elliston <bje@au.ibm.com>
5908 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5909 load and store attributes.
5911 2009-03-29 Ben Elliston <bje@au.ibm.com>
5913 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5914 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5915 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5916 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5917 __builtin_infq and __builtin_huge_valq.
5919 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5921 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5923 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5924 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5926 2009-03-28 Xinliang David Li <davidxl@google.com>
5928 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5929 (do_dbg_cnt): New function.
5931 2009-03-28 Jan Hubicka <jh@suse.cz>
5933 Merge from pretty-ipa:
5935 2009-03-27 Jan Hubicka <jh@suse.cz>
5937 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5938 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5939 * passes.c (function_called_by_processed_nodes_p): New.
5940 * ipa-pure-const.c (check_call): Fix handling of operands.
5941 (analyze_function): Dump debug output for skipped bodies.
5942 (local_pure_const): Use function_called_by_processed_nodes_p.
5943 * dwarf2out.c (reference_to_unused): Use output.
5944 * passes.c (do_per_function_toporder): Likewise.
5946 2008-11-12 Jan Hubicka <jh@suse.cz>
5948 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5949 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5950 state_set_in_source enum
5951 (check_decl): Ignore memory tags; do not set fake looping flags;
5953 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5954 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5955 (check_call, analyze_function): Rewrite.
5957 (add_new_function): Update call of analyze_function.
5958 (generate_summary): Add call of analyze_function.
5959 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5960 (local_pure_const): New function.
5961 (pass_local_pure_const): New pass.
5962 * ipa-inline.c (inline_transform): Set after_inlining.
5963 * tree-eh.c (stmt_can_throw_external): New.
5964 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5965 work with aliasing built.
5966 * tree-flow.h (stmt_can_throw_external): New.
5967 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5968 and local pure/const pass in early and late optimization queue.
5970 2009-03-28 Martin Jambor <mjambor@suse.cz>
5972 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5974 (fold_binary): Allow function decl aligment consideration is the
5975 second argument is integer constant one.
5976 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5977 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5978 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5980 2009-03-28 Jan Hubicka <jh@suse.cz>
5982 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5983 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5984 * function.h (rtl_data): Add nothrow flag.
5985 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5986 set DECL_NOTHROW for AVAILABLE functions.
5988 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5990 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5991 following vector keyword has expansion starting with pixel or bool
5992 keyword, expand vector to __vector and pixel or bool to __pixel or
5996 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5997 warn_if_disallowed_function_p): Removed.
5998 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5999 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
6000 warning_if_disallowed_function_p.
6001 * flags.h (warn_if_disallowed_function_p,
6002 warn_disallowed_functions): Removed.
6003 * common.opt (Wdisallowed-function-list=): Removed.
6004 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6006 2009-03-28 Richard Guenther <rguenther@suse.de>
6008 PR tree-optimization/38723
6009 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6012 2009-03-28 Jan Hubicka <jh@suse.cz>
6014 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6015 test introduced by my previous patch.
6017 2009-03-28 Richard Guenther <rguenther@suse.de>
6019 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6020 the PHIs value undefined.
6022 2009-03-28 Jan Hubicka <jh@suse.cz>
6024 * tree-pass.h (pass_fixup_cfg): New pass.
6025 * ipa-inline.c (inline_transform): Set
6026 always_inline_functions_inlined/after_inlining.
6027 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6028 (pass_fixup_cfg): New pass.
6029 * passes.c (init_optimization_passes): Add fixup_cfg.
6031 2009-03-28 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/38458
6034 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6035 argument use the arguments copy-of value.
6037 2009-03-28 Richard Guenther <rguenther@suse.de>
6039 PR tree-optimization/38180
6040 * tree-ssa-ccp.c (get_default_value): Simplify.
6041 (likely_value): Likewise.
6042 (surely_varying_stmt_p): Properly handle VOP case.
6043 (ccp_initialize): Likewise.
6044 (ccp_fold): Handle propagating through *&.
6045 (fold_const_aggregate_ref): Also handle decls.
6047 2009-03-28 Jan Hubicka <jh@suse.cz>
6049 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6050 * cgraph.h (cgraph_node): Likewise.
6051 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6052 (cgraph_reset_node): Use process flag.
6053 (cgraph_mark_functions_to_output): Likewise.
6054 (cgraph_expand_function): Likewise.
6055 (cgraph_expand_all_functions): Likewise.
6056 (cgraph_output_in_order): Likewise.
6057 * dwarf2out.c (reference_to_unused): Likewise.
6058 * passes.c do_per_function_toporder): Likewise.
6060 2009-03-28 Jan Hubicka <jh@suse.cz>
6062 Bring from lto-branch:
6064 2008-09-03 Doug Kwan <dougkwan@google.com>
6066 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6067 enums instead of reason strings.
6068 * cgraph.c (cgraph_create_edge): Same.
6069 (cgraph_inline_failed_string): New function.
6070 * cgraph.h (cgraph_inline_failed_t): New enum type.
6071 (cgraph_inline_failed_string): New prototype.
6072 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6073 char pointer to cgraph_inline_failed_t.
6074 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6075 (cgraph_default_inline_p): Ditto.
6076 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6077 to cgraph_inline_failed_t pointer.
6078 * cif-code.def: New file.
6079 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6081 (cgraph_check_inline_limits): Change type of REASON to pointer to
6082 cgraph_inline_failed_t. Replace reason strings with enums.
6083 (cgraph_default_inline_p): Ditto.
6084 (cgraph_recursive_inlining_p): Ditto.
6085 (update_caller_keys): Change type of FAILED_REASON to
6086 cgraph_inline_failed_t.
6087 (cgraph_set_inline_failed): Change type of REASON to pointer to
6088 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6089 convert enums to strings for text output.
6090 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6091 to be of type cgraph_inline_failed_t. Replace reason strings with
6092 enums. Call cgraph_inline_failed_string to covert enums
6093 to strings for text output.
6094 (cgraph_decide_inlining): Replace reason strings with enums.
6095 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6096 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6098 * tree-inline.c (expand_call_inline): Change type of REASON
6099 to cgraph_inline_failed_t. Replace reason strings with enums.
6100 Call cgraph_inline_failed_string for text output.
6101 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6104 2009-03-28 Jan Hubicka <jh@suse.cz>
6106 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6107 cgraph_clone_node): Remove master clone handling.
6108 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6109 * cgraph.h (master_clone): Remove.
6110 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6111 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6112 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6114 2009-03-28 Jan Hubicka <jh@suse.cz>
6116 * cgraph.c (cgraph_function_body_availability): Functions declared
6117 inline are always safe to assume that it is not going to be replaced.
6119 2009-03-28 Richard Guenther <rguenther@suse.de>
6121 PR tree-optimization/38513
6122 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6124 EXC_PTR_EXPR and FILTER_EXPR.
6125 (get_ref_from_reference_ops): Likewise.
6127 2009-03-28 Richard Guenther <rguenther@suse.de>
6129 PR tree-optimization/38968
6130 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6131 Use FLOOR_MOD_EXPR to compute misalignment.
6133 2009-03-28 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/37795
6136 * tree.h (combine_comparisons): Declare.
6137 * fold-const.c (combine_comparisons): Export.
6138 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6140 (ifcombine_iforif): Use combine_comparisons.
6142 2009-03-28 Jan Hubicka <jh@suse.cz>
6144 * tree-eh.c (inlinable_call_p): New function.
6145 (make_eh_edges): Use it.
6146 (verify_eh_edges): Use it.
6147 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6148 * except.c (reachable_next_level): Add inlinable_function argument
6149 (sjlj_find_directly_reachable_regions): Update.
6150 (add_reachable_handler): Do not set saw_any_handlers.
6151 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6152 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6153 Add new inlinable call parameter.
6154 (can_throw_internal, can_throw_external): Update.
6155 * except.h (can_throw_internal_1, can_throw_external_1,
6156 foreach_reachable_handler): Update declaration.
6158 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6160 * config/arm/t-arm-coff, config/h8300/coff.h,
6161 config/i386/i386-aout.h, config/i386/i386-coff.h,
6162 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6163 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6164 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6165 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6166 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6167 sys-types.h: Remove.
6168 * Makefile.in: Remove protoize and fixproto support and references
6170 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6171 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6173 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6174 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6175 unprotoize$(exeext).
6176 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6177 (.PHONY): Don't depend on proto.
6178 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6179 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6180 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6181 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6182 build/gen-protos.o, build/scan.o, xsys-protos.h,
6183 build/fix-header$(build_exeext), build/fix-header.o,
6184 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6185 stmp-install-fixproto): Remove.
6186 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6187 SYSCALLS.c or fixproto files.
6188 (install-common): Don't install protoize.
6189 (install-headers-tar, install-headers-cpio, install-headers-cp):
6190 Don't depend on $(STMP_FIXPROTO).
6191 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6192 install fixproto files or write out fixproto settings.
6193 (uninstall): Don't uninstall protoize.
6194 * config.gcc (use_fixproto): Remove.
6195 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6196 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6197 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6198 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6199 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6200 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6201 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6202 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6203 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6204 * config/t-vxworks (STMP_FIXPROTO): Remove.
6205 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6206 STMP_FIXPROTO): Remove.
6207 * config.in, configure: Regenerate.
6208 * crtstuff.c (gid_t, uid_t): Don't undefine.
6209 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6210 (arm-*-coff, arm-*-aout: Remove target entries.
6211 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6212 Remove mention of AIX 4.1.
6213 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6214 * doc/invoke.texi (Running Protoize): Remove.
6215 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6216 (Protoize Caveats): Remove.
6217 * tsystem.h: Update comments on headers assumed to exist.
6219 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6221 * genautomata.c: Add a new year to the copyright. Add a new
6223 (struct insn_reserv_decl): Add comments for member bypass_list.
6224 (find_bypass): Remove.
6225 (insert_bypass): New.
6226 (process_decls): Use insert_bypass.
6227 (output_internal_insn_latency_func): Output all bypasses with the
6228 same input insn in one switch case.
6230 * rtl.def (define_bypass): Describe bypass choice.
6231 * doc/md.texi (define_bypass): Ditto.
6233 2009-03-27 Richard Guenther <rguenther@suse.de>
6235 * gimplify.c (mark_addressable): Export.
6236 * tree-flow.h (mark_addressable): Declare.
6237 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6238 * tree-ssa.c (verify_phi_args): Verify that address taken
6239 variables have TREE_ADDRESSABLE set.
6241 2009-03-27 Richard Guenther <rguenther@suse.de>
6243 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6244 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6245 Do not mark decls TREE_ADDRESSABLE.
6246 (build_fold_addr_expr): Adjust.
6247 (fold_addr_expr): Remove.
6248 (fold_unary): Use build_fold_addr_expr.
6249 (fold_comparison): Likewise.
6250 (split_address_to_core_and_offset): Likewise.
6251 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6253 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6254 (gimplify_modify_expr_to_memcpy): Mark source and destination
6256 * omp-low.c (create_omp_child_function): Mark the object decl
6258 (lower_rec_input_clauses): Mark the var we take the address of
6260 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6262 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6265 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6266 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6268 2009-03-27 Richard Guenther <rguenther@suse.de>
6270 PR tree-optimization/39120
6271 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6273 (handle_lhs_call): Process return constraints. Add escape
6274 constraints if necessary.
6275 (handle_const_call): Fill out return constraints. Make nested
6276 case more precise. Avoid consttmp if possible.
6277 (handle_pure_call): Fill out return constraints. Avoid
6278 callused if possible.
6279 (find_func_aliases): Simplify call handling.
6281 2009-03-27 Richard Guenther <rguenther@suse.de>
6283 PR tree-optimization/39120
6284 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6285 as a representative.
6286 (solve_graph): Do propagate CALLUSED.
6287 (handle_pure_call): Use a scalar constraint from CALLUSED for
6289 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6292 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6295 * c-common.c (handle_aligned_attribute): Properly check alignment
6296 overflow. Use (1U << i) instead of (1 << i).
6298 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6300 * expr.h (get_mem_align_offset): Updated.
6302 * tree.h (tree_decl_common): Change align to "unsigned int" and
6303 move it before pointer_alias_set.
6305 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6306 Jakub Jelinek <jakub@redhat.com>
6309 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6310 gr_register_operand with gr_reg_or_0_operand.
6311 (cmpxchg_rel_di): Likewise.
6312 (sync_lock_test_and_set<mode>): Likewise.
6314 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6316 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6317 (true_regnum): Likewise.
6319 * rtlanal.c (subreg_info): Moved to ...
6320 * rtl.h (subreg_info): Here. New.
6321 (subreg_get_info): New.
6323 * rtlanal.c (subreg_get_info): Make it extern.
6325 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6328 * config/i386/i386.c (ix86_abi): New.
6329 (override_options): Handle -mabi=.
6330 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6331 (ix86_call_abi_override): Likewise.
6332 (init_cumulative_args): Likewise.
6333 (function_arg_advance): Likewise.
6334 (function_arg_64): Likewise.
6335 (function_arg): Likewise.
6336 (ix86_pass_by_reference): Likewise.
6337 (ix86_function_value_regno_p): Likewise.
6338 (ix86_build_builtin_va_list_abi): Likewise.
6339 (setup_incoming_varargs_64): Likewise.
6340 (is_va_list_char_pointer): Likewise.
6341 (ix86_init_machine_status): Likewise.
6342 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6343 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6344 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6345 (ix86_function_abi): Make it static and return enum calling_abi.
6346 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6348 (ix86_fn_abi_va_list): Updated.
6350 * config/i386/i386.h (ix86_abi): New.
6351 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6352 (CONDITIONAL_REGISTER_USAGE): Likewise.
6353 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6354 (machine_function): Likewise.
6356 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6358 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6359 (STACK_BOUNDARY): Likewise.
6360 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6362 * config/i386/i386.opt (mabi=): New.
6364 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6365 return enum calling_abi.
6366 (ix86_function_type_abi): Likewise.
6367 (ix86_function_abi): Removed.
6369 * doc/invoke.texi: Document -mabi= option for x86.
6371 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * builtins.c (real_dconstp): Delete.
6374 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6376 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6377 Jakub Jelinek <jakub@redhat.com>
6380 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6381 (gen_subprogram_die): When a function is explicit, generate the
6382 DW_AT_explicit attribute.
6383 * langhooks.h (struct lang_hooks_for_decls): Add
6384 function_decl_explicit_p langhook.
6385 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6386 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6388 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6390 * builtins.c (fold_builtin_memory_op): Optimize memmove
6391 into memcpy if we can prove source and destination don't overlap.
6393 * tree-inline.c: Include gt-tree-inline.h.
6394 (clone_fn_id_num): New variable.
6395 (clone_function_name): New function.
6396 (tree_function_versioning): Use it.
6397 * Makefile.in (GTFILES): Add tree-inline.c.
6399 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6401 * BASE-VER: Change to 4.5.0.
6403 2009-03-27 Xinliang David Li <davidxl@google.com>
6405 PR tree-optimization/39557
6406 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6408 2009-03-27 Xinliang David Li <davidxl@google.com>
6410 PR tree-optimization/39548
6411 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6414 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6416 * c-common.c (pointer_int_sum): Use %wd on return from
6419 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6421 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6422 on return from tree_low_cst.
6424 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6427 * ginclude/stdarg.h (va_copy): Define also for
6428 __GXX_EXPERIMENTAL_CXX0X__.
6430 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6433 * builtins.h (c_strlen): Do not warn here.
6434 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6435 * c-common.c (pointer_int_sum): Take an explicit location.
6436 Warn about offsets out of bounds.
6437 * c-common.h (pointer_int_sum): Adjust declaration.
6439 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6441 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6444 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6447 * opts.c (warn_if_disallowed_function_p): Don't assume
6448 get_callee_fndecl must return non-NULL.
6450 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6452 PR rtl-optimization/39522
6453 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6454 when reg_reloaded_valid is set.
6456 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6458 * config/spu/divv2df3.c: New file.
6459 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6460 (DPBIT_FUNCS): Filter out _div_df.
6462 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6464 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6465 a jump insn, count that jump in the distance to the loop start.
6467 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6470 * config/sh/sh.c (calc_live_regs): Fix condition for global
6471 registers except PIC_OFFSET_TABLE_REGNUM.
6473 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6476 * doc/invoke.texi (-mconsole): New.
6480 (-mnop-fun-dllimport): New.
6484 (sub section "i386 and x86-64 Windows Options"): New.
6486 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6488 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6489 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6491 2009-03-25 Richard Guenther <rguenther@suse.de>
6494 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6497 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6499 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6500 neither of haifa/selective schedulers are working.
6502 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6504 * doc/invoke.texi (Debugging Options): Fix description of
6505 -fno-merge-debug-strings.
6507 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6509 * config/cris/libgcc.ver: New version-script.
6510 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6512 * configure.ac <GAS features, nop mnemonic>: Add pattern
6513 crisv32-*-* for "nop".
6514 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6515 * configure: Regenerate.
6517 2009-03-24 Ira Rosen <irar@il.ibm.com>
6519 PR tree-optimization/39529
6520 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6521 mark_sym_for_renaming for the tag copied to the new vector
6524 2009-03-24 Arthur Loiret <aloiret@debian.org>
6526 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6527 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6528 EXTRA_SPEC_FUNCTIONS.
6529 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6530 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6531 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6532 -march and -mtune options.
6534 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6536 * config/m68k/t-rtems: Add m5329 multilib.
6538 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6539 Jakub Jelinek <jakub@redhat.com>
6542 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6545 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6548 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6549 instead of c_parser_expression_conv, if original_code isn't one of the
6550 4 allowed comparison codes, fail.
6552 2009-03-23 Richard Guenther <rguenther@suse.de>
6554 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6555 * tree.h (struct tree_type): Likewise.
6556 * reload.h (struct insn_chain): Likewise.
6557 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6558 * function.h (struct function): Likewise.
6559 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6561 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6563 PR tree-optimization/39516
6564 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6566 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6568 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6569 should be set true if BITS_PER_WORD of target is bigger than 32
6571 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6573 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6574 Translate -B-options to -rpath-link. Correct existing
6575 rpath-link and conditionalize on !nostdlib.
6577 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6579 * doc/extend.texi (Function Attributes, Variable Attributes):
6581 * doc/invoke.texi (Debugging Options, Optimize Options)
6582 (i386 and x86-64 Options, MCore Options): Likewise.
6584 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6587 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6588 it for block local namespace aliases.
6589 (gen_decl_die): Pass context_die to gen_namespace_die.
6591 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6594 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6595 minimum or maximum value.
6597 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6599 * reginfo.c (globalize_reg): Recompute derived reg sets.
6601 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6604 * libgcc2.c (mprotect): Do not use signed arguments for
6605 VirtualProtect, use DWORD arguments. Also fix the 'may
6606 be used uninitialized' warning for the np variable.
6608 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6611 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6612 functions using regparm calling conventions when not optimizing.
6613 (ix86_function_sseregparm): Similarly for sseregparm calling
6616 2009-03-19 Li Feng <nemokingdom@gmail.com>
6619 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6620 dependence if the first conflict is after niter iterations.
6622 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6625 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6626 functions with dynamic stack-pointer adjustments.
6628 2009-03-19 Ben Elliston <bje@au.ibm.com>
6630 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6631 option; change to -msdata=data.
6633 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6635 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6638 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6641 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6643 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6645 * doc/invoke.texi (Code Gen Options): Expand discussion of
6648 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6650 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6651 * matrix-reorg.c (struct matrix_info): Likewise.
6652 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6653 * rtl.h (struct mem_attrs): Likewise.
6654 * df.h (struct df): Likewise.
6655 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6656 * ira-int.h (struct ira_allocno): Likewise.
6657 * df-scan.c (struct df_collection_rec): Likewise.
6658 * ira.c (struct equivalence): Likewise.
6659 * function.c (struct temp_slot): Likewise.
6660 * cfgloop.h (struct loop): Likewise.
6663 * function.c (use_register_for_decl): When not optimizing, disregard
6664 register keyword for variables with types containing methods.
6666 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6669 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6670 (is_simple_operand): Call contains_component_ref_p before calling data
6671 reference analysis that would fail on COMPONENT_REFs.
6673 * tree-vrp.c (search_for_addr_array): Fix formatting.
6675 2009-03-18 Richard Guenther <rguenther@suse.de>
6677 * tree-vect-transform.c (vect_loop_versioning): Fold the
6678 generated comparisons.
6679 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6680 (slpeel_tree_peel_loop_to_edge): Likewise.
6682 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6685 * opts.c (print_specific_help): In addition to `undocumented',
6686 accept `separate' and `joined' flags if passed alone. Describe
6687 output by the first matched one of those.
6688 (common_handle_option): Skip over empty strings.
6689 * gcc.c (display_help): Fix help string for `--help='.
6690 * doc/invoke.texi (Option Summary, Overall Options): With
6691 `--help=', classes and qualifiers can both be repeated, but
6692 only the latter can be negated. One should not pass only
6693 negated qualifiers. Fix markup and examples.
6696 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6698 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6699 and -fhelp=separate.
6701 2009-03-17 Jing Yu <jingyu@google.com>
6704 * function.h (struct rtl_data): Move is_thunk from here...
6705 (struct function): ...to here.
6706 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6707 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6709 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6711 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6712 (alpha_output_function_end_prologue): Likewise.
6713 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6714 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6715 (rs6000_output_function_epilogue): Likewise.
6716 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6718 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6721 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6722 from different units in a single alternative.
6723 (*truncdfsf_i387): Ditto.
6724 (*truncxfsf2_mixed): Ditto.
6725 (*truncxfdf2_mixed): Ditto.
6727 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6729 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6730 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6733 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6734 unused non-artificial variables when not optimizing.
6737 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6738 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6739 NAMESPACE_DECL in its DECL_INITIAL.
6742 * optabs.c (set_user_assembler_libfunc): New function.
6743 * expr.h (set_user_assembler_libfunc): New prototype.
6744 * c-common.c: Include libfuncs.h.
6745 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6746 for memcmp, memset, memcpy, memmove and abort.
6747 * Makefile.in (c-common.o): Depend on libfuncs.h.
6750 * dwarf2out.c (gen_inlined_enumeration_type_die,
6751 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6752 gen_tagged_type_instantiation_die): Removed.
6753 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6756 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6759 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6761 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6762 (check-parallel-%): Ditto.
6763 (check-consistency): Ditto.
6765 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6767 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6768 local variable rhs by NULL_TREE.
6770 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6773 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6775 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6778 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6780 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6783 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6784 for ms->sysv ABI calls only in 64bit mode.
6786 * config/i386/i386.md (untyped_call): Support 32bit.
6788 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6790 * doc/extend.texi: Replace x86_65 with x86_64.
6792 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6794 PR tree-optimization/39455
6795 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6796 mismatches for POINTER_TYPE_P (type).
6797 (number_of_iterations_le): Likewise.
6799 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6801 * config/picochip/picochip.c: Removed profiling support.
6802 * config/picochip/picochip.md: Removed profiling instruction.
6803 * config/picochip/picochip.h: Removed profiling builtin.
6805 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6807 * doc/install.texi (--with-host-libstdcxx): Document.
6809 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6812 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6813 generate a warning if the function name does not begin with
6814 "__vector" and the function has either the 'signal' or 'interrupt'
6815 attribute, from here to ...
6816 (avr_declare_function_name): ...here. New function.
6817 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6818 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6820 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6823 * cse.c (fold_rtx): Don't modify original const_arg1 when
6824 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6825 separate variable instead.
6826 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6827 from out of range shift counts.
6828 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6830 2009-03-13 Catherine Moore <clm@codesourcery.com>
6832 * config/i386/x-mingw32 (host-mingw32.o): Replace
6833 diagnostic.h with $(DIAGNOSTIC_H).
6835 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6838 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6840 * config/i386/sync.md (sync_compare_and_swap<mode>,
6841 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6842 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6844 (sync_double_compare_and_swapdi_pic,
6845 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6846 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6848 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6851 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6853 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6856 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6857 (avx_addsubv4df3): Likewise.
6858 (*avx_addsubv4sf3): Likewise.
6859 (sse3_addsubv4sf3): Likewise.
6861 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6864 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6866 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6869 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6870 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6871 registers for allocnos created from user-defined variables.
6873 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6876 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6877 of non-integer mode as well.
6879 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6881 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6882 for functions for which the parameter types are unknown.
6884 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6887 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6888 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6889 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6890 * config/i386/i386.c (ix86_local_alignment): For
6891 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6892 long long variables on the stack to avoid dynamic realignment.
6893 Allow the first argument to be a decl rather than type.
6894 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6896 2009-03-11 Nick Clifton <nickc@redhat.com>
6899 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6901 Add description to mno-lsim option.
6902 * config/mcore/mcore.h: Remove comment about deprecated m4align
6904 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6905 * doc/invoke.texi: Add description of mno-lsim and
6906 mstack-increment options.
6908 * config/fr30/fr30.opt: Document the -mno-lsim option.
6909 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6910 and -mno-lsim options.
6912 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6914 * fold-const.c (fold_comparison): Only call fold_inf_compare
6915 if the mode supports infinities.
6917 2009-03-11 Jason Merrill <jason@redhat.com>
6920 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6921 end already did. Notice GIMPLE_CALL modifications of the result.
6922 Don't copy debug information from an ignored decl or a decl from
6925 2009-03-10 Richard Guenther <rguenther@suse.de>
6926 Nathan Froyd <froydnj@codesourcery.com>
6929 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6930 (__divMODE3): Likewise.
6932 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6934 PR tree-optimization/39394
6935 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6936 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6938 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6940 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6941 inline asms for register asm ("") declarations.
6943 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6945 * fold-const.c (fold_unary): Fix comment.
6947 2009-03-07 Jan Hubicka <jh@suse.cz>
6950 * tree-inline.c (setup_one_parameter): Do replacement of const
6951 argument by constant in SSA form.
6953 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6956 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6957 determine alignment passed to assign_stack_local.
6958 (assign_parms_unsplit_complex): Likewise.
6959 * except.c (sjlj_build_landing_pads): Likewise.
6961 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6964 * tree-flow.h (add_referenced_var): Return bool instead of void.
6965 * tree-dfa.c (add_referenced_var): Return result of
6966 referenced_var_check_and_insert call.
6967 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6968 of referenced_var_check_and_insert.
6971 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6972 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6973 DIE, don't emit it if abstract origin already has it.
6974 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6975 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6977 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6979 * genpreds.c (needs_variable): Fix parentheses at variable name
6981 (write_tm_constrs_h): Indent generated code.
6983 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6985 * doc/extend.texi (Function Attributes): Add documentation
6988 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6991 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6992 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6994 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6996 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6999 2009-03-05 Jakub Jelinek <jakub@redhat.com>
7002 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
7003 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7005 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7007 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7008 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7009 constants instead of magic numbers.
7010 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7012 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7013 (x86_64_ms_abi_int_parameter_registers): Ditto.
7014 (x86_64_int_return_registers): Ditto.
7015 (ix86_maybe_switch_abi): Ditto.
7016 (ix86_expand_call): Ditto for clobbered_registers array.
7017 (ix86_hard_regno_mode_ok): Ditto.
7018 (x86_extended_QIreg_mentioned_p): Ditto.
7020 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7022 PR tree-optimization/39349
7023 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7025 * combine.c (gen_lowpart_for_combine): Use omode when generating
7028 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7030 PR rtl-optimization/39235
7031 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7033 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7035 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7037 2009-03-04 Richard Guenther <rguenther@suse.de>
7039 PR tree-optimization/39362
7040 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7041 that occur in abnormal PHIs should be varying.
7043 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7045 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7047 (simple_iv): Take loop as an argument instead of statement.
7048 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7049 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7051 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7053 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7054 * matrix-reorg.c (analyze_transpose): Ditto.
7055 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7056 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7057 * tree-predcom.c (ref_at_iteration): Ditto.
7058 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7060 2009-03-04 Richard Guenther <rguenther@suse.de>
7062 PR tree-optimization/39358
7063 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7064 escaped_id and callused_id.
7065 (solve_graph): Likewise.
7067 2009-03-04 Richard Guenther <rguenther@suse.de>
7069 PR tree-optimization/39339
7070 * tree-sra.c (try_instantiate_multiple_fields): Make it
7071 no longer ICE on the above.
7073 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7075 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7076 that fits within Pmode.
7078 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7081 * tm.texi (LIBCALL_VALUE): Update description.
7083 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7086 * doc/extend.texi (section): Update description.
7088 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7091 * tree-inline.c (remapped_type): New.
7092 (can_be_nonlocal): Call remapped_type instead of remap_type.
7094 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7097 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7098 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7100 2009-03-03 Richard Guenther <rguenther@suse.de>
7103 * tree.c (tree_nonartificial_location): New function.
7104 * tree.h (tree_nonartificial_location): Declare.
7105 * builtins.c (expand_builtin_memory_chk): Provide location
7106 of the call location for artificial function pieces.
7107 (maybe_emit_chk_warning): Likewise.
7108 (maybe_emit_sprintf_chk_warning): Likewise.
7109 (maybe_emit_free_warning): Likewise.
7110 * expr.c (expand_expr_real_1): Likewise.
7112 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7114 PR tree-optimization/39343
7115 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7116 COMPONENT_REF t has ARRAY_TYPE.
7118 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7121 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7122 when the type precision of the induction variable should be
7123 larger than the type precision of nit.
7124 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7125 * graphite.c (graphite_loop_normal_form): Same.
7126 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7128 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7130 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7131 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7132 numbers to describe clobbered registers.
7133 (*call_value_0_rex64_ms_sysv): Ditto.
7134 * config/i386/mmx.md (mmx_emms): Ditto.
7137 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7139 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7142 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7144 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7145 (spu_section_type_flags): New function.
7147 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7150 reg_class_contents of FLOAT_REGS into a temporary.
7152 2009-03-02 Richard Guenther <rguenther@suse.de>
7153 Ira Rosen <irar@il.ibm.com>
7155 PR tree-optimization/39318
7156 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7157 information to the vectorized statement.
7159 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7161 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7162 variable. Use defined names instead of magic constants for REX SSE
7165 2009-03-01 Richard Guenther <rguenther@suse.de>
7167 PR tree-optimization/39331
7168 * omp-low.c (lower_send_shared_vars): Do not receive new
7169 values for the reference of DECL_BY_REFERENCE parms or results.
7171 2009-03-01 Jan Hubicka <jh@suse.cz>
7174 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7175 BLOCK_NONLOCALIZED_VAR): New macros.
7176 (tree_block): Add nonlocalized_vars.
7177 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7178 gen_decl_die): Add origin argument. Allow generation of die with
7179 origin at hand only.
7180 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7181 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7183 (gen_block_die): Fix checking for unused blocks.
7184 (process_scope_var): Break out from .... ; work with origins only.
7185 (decls_for_scope) ... here; process nonlocalized list.
7186 (dwarf2out_ignore_block): Look for nonlocalized vars.
7187 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7189 (dump_scope_block): Dump them.
7190 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7191 (remap_block): Likewise.
7192 (can_be_nonlocal): New predicate.
7193 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7195 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7197 * configure: Regenerate.
7199 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7201 * optc-gen.awk: No need to duplicate option flags twice.
7202 Reuse help texts for duplicate options which do not have any.
7204 * gcc.c (display_help): Document --version.
7206 * gcc.c (main): If print_help_list and verbose_flag, ensure
7207 driver output comes before subprocess output.
7209 * optc-gen.awk: Assign all remaining fields to help string,
7210 space-separated, for multi-line help in *.opt.
7212 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7213 -Wno-pedantic-ms-format is for MinGW targets only.
7215 * doc/options.texi (Option file format): Fix bad indentation,
7216 restoring dropped sentence.
7218 2009-02-28 Jan Hubicka <jh@suse.cz>
7220 * tree-inline.c (tree_function_versioning): Output debug info.
7222 2009-02-28 Jan Hubicka <jh@suse.cz>
7225 * tree-inline.c (setup_one_parameter): Do not copy propagate
7226 arguments when not optimizing.
7228 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7231 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7232 (avx_addsubv4df3): Likewise.
7233 (*avx_addsubv4sf3): Likewise.
7234 (sse3_addsubv4sf3): Likewise.
7235 (*avx_addsubv2df3): Likewise.
7236 (sse3_addsubv2df3): Likewise.
7237 (avx_unpckhps256): Correct item selectors.
7238 (avx_unpcklps256): Likewise.
7239 (avx_unpckhpd256): Likewise.
7240 (avx_unpcklpd256): Likewise.
7242 2009-02-28 Jan Hubicka <jh@suse.cz>
7244 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7246 (copy_arguments_for_versioning): If var is declared don't declare it.
7247 (tree_function_versioning): First setup substitutions and then copy
7250 2009-02-27 Jan Hubicka <jh@suse.cz>
7253 * cgraph.h (varpool_output_debug_info): Remove.
7254 * cgraphunit.c (varpool_output_debug_info): Remove.
7255 * dwarf2out.c (deferred_locations_struct): New struct
7256 (deferred_locations): New type.
7257 (deferred_locations_list): New static var.
7258 (deffer_location): New function.
7259 (gen_variable_die): Use it.
7260 (decls_for_scope): Output info on local static vars.
7261 (dwarf2out_finish): Process deferred locations.
7262 * varpool.c (varpool_output_debug_info): Remove.
7264 2009-02-27 Jan Hubicka <jh@suse.cz>
7267 * tree.h (TREE_PROTECTED): Fix comment.
7268 (BLOCK_HANDLER_BLOCK): Remove.
7269 (struct tree_block): Remove handler_block add body_block.
7270 (inlined_function_outer_scope_p): New.
7271 (is_body_block): Remove.
7272 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7273 * dwarf2out.c (is_inlined_entry_point): Remove.
7274 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7275 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7277 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7278 * gimplify.c (gimplify_expr): Gimplify body blocks.
7279 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7280 block with multiple subblocks.
7281 (dump_scope_block): Prettier output; dump more flags and info.
7282 (dump_scope_blocks): New.
7283 (remove_unused_locals): Use dump_scope_blocks.
7284 * tree-flow.h (dump_scope_blocks): Declare.
7285 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7286 * stmt.c (is_body_block): Remove.
7287 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7288 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7290 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7293 * graphite.c (graphite_loop_normal_form): Do not call
7294 number_of_iterations_exit from a gcc_assert.
7296 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7298 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7299 jumps if COND is NULL.
7300 (find_cond_jump): New function.
7301 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7302 * config/s390/s390.md: Remove z10_cobra attribute value.
7304 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7306 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7307 force_const_mem returns NULL_RTX.
7309 2009-02-26 Jan Hubicka <jh@suse.cz>
7312 * cgraph.h (varpool_output_debug_info): Remove.
7313 * cgraphunit.c (varpool_output_debug_info): Remove.
7314 * dwarf2out.c (deferred_locations_struct): New struct
7315 (deferred_locations): New type.
7316 (deferred_locations_list): New static var.
7317 (deffer_location): New function.
7318 (gen_variable_die): Use it.
7319 (decls_for_scope): Output info on local static vars.
7320 (dwarf2out_finish): Process deferred locations.
7321 * varpool.c (varpool_output_debug_info): Remove.
7323 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7325 PR rtl-optimization/39241
7326 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7327 to subreg_offset_representable_p.
7329 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7331 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7332 execute function prototype. Get f and nregs from max_reg_num
7333 and get_insns. Remove the first backward pass as it's dead,
7334 guard the forward pass by flag_expensive_optimizations.
7335 (rest_of_handle_regmove): Delete.
7336 (pass_regmove): Replace it with regmove_optimize.
7338 2009-02-25 Martin Jambor <mjambor@suse.cz>
7340 PR tree-optimization/39259
7341 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7342 calls_alloca function flags.
7343 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7346 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7348 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7349 flags_set_1_rtx, flags_set_1_set): Delete.
7350 (regmove_optimize): Do not call mark_flags_life_zones.
7352 2009-02-24 Julian Brown <julian@codesourcery.com>
7355 * config/arm/arm.c (require_pic_register): Only set
7356 cfun->machine->pic_reg once per function.
7358 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7360 * doc/invoke.texi (Link Options): Document an easier way to pass
7361 options that take arguments to the GNU linker using -Xlinker and -Wl.
7363 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7366 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7368 2009-02-24 Richard Guenther <rguenther@suse.de>
7371 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7373 2009-02-24 Richard Guenther <rguenther@suse.de>
7374 Zdenek Dvorak <ook@ucw.cz>
7376 PR tree-optimization/39233
7377 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7378 from converting them to a generic type.
7380 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7382 PR tree-optimization/39260
7383 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7384 contains a condition with a real type.
7385 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7387 2009-02-23 Jason Merrill <jason@redhat.com>
7390 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7391 narrowing_initializer_constant_valid_p.
7392 (narrowing_initializer_constant_valid_p): Don't return
7393 null_pointer_node for adding a pointer to itself.
7395 2009-02-23 Jan Hubicka <jh@suse.cz>
7398 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7401 2009-02-23 Jan Hubicka <jh@suse.cz>
7403 PR tree-optimization/37709
7404 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7405 * tree.h (block_ultimate_origin): Declare.
7406 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7407 * tree-ssa-live.c (remove_unused_scope_block_p):
7408 Eliminate blocks containig no instructions nor live variables nor
7410 (dump_scope_block): New function.
7411 (remove_unused_locals): Enable removal of dead blocks by default;
7412 enable dumping at TDF_DETAILS.
7414 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7416 * config/i386/i386.c (classify_argument): Don't allow COImode
7418 (function_arg_advance_32): Don't allow OImode.
7419 (function_arg_32): Likewise.
7420 (function_value_32): Likewise.
7421 (return_in_memory_32): Likewise.
7422 (function_arg_64): Remove OImode comment.
7424 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7427 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7428 ix86_expand_vector_set for V4DImode in 64bit mode only.
7429 (ix86_expand_vector_init_one_var): Likewise.
7431 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7433 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7435 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7438 * loop-iv.c: Revert last change.
7439 * emit-rtl.c: Likewise.
7441 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7444 * config/i386/i386.c (type_natural_mode): Remove an extra
7445 space in the warning message.
7446 (function_value_32): Handle 32-byte vector modes.
7447 (return_in_memory_32): Likewise.
7449 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7451 * loop-iv.c (truncate_value): New function.
7452 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7454 (lowpart_subreg): Move to...
7455 * emit-rtl.c: ...here.
7457 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7459 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7460 accidental and undocumented change at revision 140860.
7462 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7464 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7465 take gimple_seq * arguments.
7466 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7467 types_compatible_p langhook.
7469 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7470 Joseph Myers <joseph@codesourcery.com>
7472 * config/arm/arm.c (arm_builtin_va_list): New function.
7473 (arm_expand_builtin_va_start): Likewise.
7474 (arm_gimplify_va_arg_expr): Likewise.
7475 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7476 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7477 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7478 (va_list_type): New variable.
7479 (arm_mangle_type): Mangle va_list_type appropriately.
7481 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7484 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7485 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7486 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7487 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7488 parameter to 1000 for -O1 by default.
7489 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7491 * loop-invariant.c: Include params.h.
7492 (move_loop_invariants): Don't call move_single_loop_invariants on
7495 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7497 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7498 offset when calculating bounds for indexing stack_usage_map. Fixes
7499 a buffer overflow with certain target setups.
7501 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7504 * calls.c (expand_call): Clear try_tail_call if caller and callee
7505 disagree in promotion of function return value.
7507 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7510 * c-common.c (c_determine_visibility): If visibility changed and
7511 DECL_RTL has been already set, call make_decl_rtl to update symbol
7514 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7517 * varasm.c (assemble_variable): Don't check DECL_NAME when
7518 globalizing a variable.
7520 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7523 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7524 expression before any __builtin_trap call.
7525 * c-typeck.c (build_function_call): Convert and check function
7526 arguments before generating a call to a trap. Evaluate the
7527 function arguments before the trap.
7529 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7532 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7533 (UNSPEC_FXAM_MEM): New unspec.
7534 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7535 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7536 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7538 2009-02-19 Richard Guenther <rguenther@suse.de>
7540 PR tree-optimization/39207
7541 PR tree-optimization/39074
7542 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7543 storedanything_tree): New.
7544 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7545 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7546 (build_succ_graph): Add edges from STOREDANYTHING to all
7548 (init_base_vars): Initialize STOREDANYTHING.
7549 (compute_points_to_sets): Free substitution info after
7550 building the succ graph.
7551 (ipa_pta_execute): Likewise.
7553 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7555 (do_ds_constraint): Do not add to special var or non-pointer
7557 (type_could_have_pointers): Split out from ...
7558 (could_have_pointers): ... here. For arrays use the element type.
7559 (create_variable_info_for): Initialize may_have_pointers.
7560 (new_var_info): Likewise.
7561 (handle_lhs_call): Make the HEAP variable unknown-sized.
7562 (intra_create_variable_infos): Use a type with pointers for
7563 PARM_NOALIAS, make it unknown-sized.
7565 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7568 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7570 2009-02-18 Jason Merrill <jason@redhat.com>
7573 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7574 value if DECL_EXTERNAL.
7575 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7576 * target.h (gcc_target::binds_local_p): Clarify "module".
7577 * tree.h (TREE_PUBLIC): Clarify "module".
7579 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7582 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7583 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7585 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7588 * c.opt (Wabi): Support C and ObjC.
7591 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7593 * config/i386/i386.c (classify_argument): Warn once about the ABI
7594 change when passing union with long double.
7596 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7598 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7601 * c-parser.c (c_parser_compound_statement): Always enter and leave
7604 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7607 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7609 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7611 PR tree-optimization/36922
7612 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7613 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7616 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7618 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7621 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7623 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7625 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7627 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7630 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7631 Richard Sandiford <rdsandiford@googlemail.com>
7633 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7634 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7635 (loongson_biadd): ...this.
7637 2009-02-17 Richard Guenther <rguenther@suse.de>
7639 PR tree-optimization/39202
7640 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7641 a var make sure to follow existing collapses.
7643 2009-02-17 Richard Guenther <rguenther@suse.de>
7646 * langhooks.c (lhd_print_error_function): Check for NULL block.
7648 2009-02-17 Richard Guenther <rguenther@suse.de>
7650 PR tree-optimization/39204
7651 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7654 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7656 * config/soft-fp/double.h: Update from glibc CVS.
7658 2009-02-17 Richard Guenther <rguenther@suse.de>
7660 PR tree-optimization/39207
7661 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7662 strict-aliasing warnings for pointers pointing to NULL.
7664 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7667 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7668 skipping until next close brace.
7670 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7673 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7674 to function argument boundary.
7676 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7678 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7679 in the lea_add. Reload eventually constraints it properly.
7680 * config/picochip/constraints.md : Remove the target constraint
7681 "b", since it is not needed anymore.
7683 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7685 * gthr-dce.h: Uglify function parameter and local variable names.
7686 * gthr-gnat.h: Likewise.
7687 * gthr-mipssde.h: Likewise.
7688 * gthr-nks.h: Likewise.
7689 * gthr-posix95.h: Likewise.
7690 * gthr-posix.h: Likewise.
7691 * gthr-rtems.h: Likewise.
7692 * gthr-single.h: Likewise.
7693 * gthr-solaris.h: Likewise.
7694 * gthr-tpf.h: Likewise.
7695 * gthr-vxworks.h: Likewise.
7696 * gthr-win32.h: Likewise.
7698 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7701 * config/i386/i386.md: Restrict the new peephole2 to move
7702 between MMX/SSE registers.
7704 2009-02-15 Richard Guenther <rguenther@suse.de>
7707 2009-02-13 Richard Guenther <rguenther@suse.de>
7709 * configure.ac: Enable LFS.
7710 * configure: Re-generate.
7711 * config.in: Likewise.
7713 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7715 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7716 spu_srqwbyte, spu_srqwbytebc): Define.
7717 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7718 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7719 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7720 "shrqby_<mode>"): New insn-and-split patterns.
7721 * config/spu/spu.c (expand_builtin_args): Determine and return
7722 number of operands using spu_builtin_description data.
7723 (spu_expand_builtin_1): Use it.
7725 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7728 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7731 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7734 * config/i386/i386.c (override_options): Correct warning
7735 messages for -malign-loops, -malign-jumps and -malign-functions.
7737 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7740 * config/i386/i386.md: Restrict the new peephole2 to move
7741 between the general purpose registers.
7743 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7746 * config/i386/i386.c (type_natural_mode): Add a new argument.
7747 Return the original mode and warn ABI change if vector size is 32byte.
7748 (function_arg_advance): Updated.
7749 (function_arg): Likewise.
7750 (ix86_function_value): Likewise.
7751 (ix86_return_in_memory): Likewise.
7752 (ix86_sol10_return_in_memory): Likewise.
7753 (ix86_gimplify_va_arg): Likewise.
7754 (function_arg_32): Don't warn ABX ABI change here.
7755 (function_arg_64): Likewise.
7757 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7759 * loop-iv.c (implies_p): In the final case, test that operands 0
7760 of the two comparisons match.
7762 * config/bfin/bfin.c (find_prev_insn_start): New function.
7763 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7764 (find_next_insn_start): Move.
7766 2009-02-13 Richard Guenther <rguenther@suse.de>
7768 * configure.ac: Enable LFS.
7769 * configure: Re-generate.
7770 * config.in: Likewise.
7772 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7775 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7776 sizes on syntax error after some arguments have been parsed.
7778 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7780 * doc/invoke.texi (-fira): Remove.
7782 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7784 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7785 * recog.c: Likewise.
7788 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7790 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7791 (umul_ppmm): Likewise.
7792 (count_leading_zeros): Likewise.
7793 (count_trailing_zeros): Likewise.
7794 (UMUL_TIME): Likewise.
7796 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7798 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7799 soft-fp/t-softfp to tmake_file.
7801 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7802 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7803 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7804 IA64_BUILTIN_INFQ]: New.
7805 (ia64_init_builtins): Initialize __builtin_infq,
7806 __builtin_fabsq and __builtin_copysignq if not HPUX.
7807 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7808 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7810 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7812 (__fixtfti): Likewise.
7813 (__fixunstfti): Likewise.
7814 (__floattitf): Likewise.
7816 * config/ia64/libgcc-glibc.ver: New.
7817 * config/ia64/t-fprules-softfp: Likewise.
7818 * config/ia64/sfp-machine.h: Likewise.
7820 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7821 (LIBGCC2_TF_CEXT): Likewise.
7822 (TF_SIZE): Likewise.
7823 (TARGET_INIT_LIBFUNCS): Likewise.
7825 * config/ia64/t-glibc (SHLINB_MAPFILES):
7826 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7828 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7830 * config/i386/i386.c (construct_container): Rewrite processing
7831 BLKmode with X86_64_SSE_CLASS.
7833 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7836 * config/i386/i386.md: Replace simplify_replace_rtx with
7837 replace_rtx in the new peephole2.
7839 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7841 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7842 loop unrolling do not happen at -O2.
7844 2009-02-12 Michael Matz <matz@suse.de>
7846 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7848 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7850 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7853 2009-02-12 Ben Elliston <bje@au.ibm.com>
7855 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7856 patterns when updating the back chain. Missed in the 2009-02-10
7859 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7861 * doc/extend.texi (Decimal Floating Types): Update identifier of
7862 draft TR and list of missing support.
7864 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7867 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7868 bit to variable length decl's flags, add it also to its
7869 pointer replacement variable.
7871 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7872 Jakub Jelinek <jakub@redhat.com>
7875 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7876 (memory_blockage): New expander.
7877 (*memory_blockage): New insn pattern.
7878 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7879 instead of general blockage at the end of function prologue when
7880 frame pointer is used to access red zone area. Do not emit blockage
7881 when profiling, it is emitted in generic code.
7882 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7883 function epilogue when frame pointer is used to access red zone area.
7885 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7888 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7889 by arithmetic with memory operands.
7890 * config/i386/predicates.md (commutative_operator): New.
7892 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7894 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7897 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7899 * alias.h (record_alias_subset): Declare.
7900 * alias.c (record_alias_subset): Make global.
7902 2009-02-10 Nick Clifton <nickc@redhat.com>
7904 * tree-parloops.c: Change license to GPLv3.
7905 * ipa-struct-reorg.c: Change license to GPLv3.
7906 * ipa-struct-reorg.h: Change license to GPLv3.
7908 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7911 * c-decl.c (start_struct): Return NULL on error.
7913 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7916 * cfgloopmanip.c (remove_path): Call remove_bbs after
7917 cancel_loop_tree, not before it.
7920 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7921 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7922 VAR_DECLs were seen.
7923 * tree-ssa-live.c (remove_unused_locals): Recompute
7924 cfun->has_local_explicit_reg_vars.
7925 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7926 copies or clearings if cfun->has_local_explicit_reg_vars.
7928 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7931 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7932 of function prologue when frame pointer is used to access
7935 2009-02-10 Richard Guenther <rguenther@suse.de>
7938 * gimplify.c (gimple_regimplify_operands): Always look if
7939 we need to create a temporary.
7941 2009-02-10 Richard Guenther <rguenther@suse.de>
7943 PR tree-optimization/39132
7944 * tree-loop-distribution.c (todo): New global var.
7945 (generate_memset_zero): Trigger TODO_rebuild_alias.
7946 (tree_loop_distribution): Return todo.
7948 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7951 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7952 (x86_64_reg_class_name): Removed.
7953 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7954 first one isn't X86_64_SSE_CLASS or any other ones aren't
7955 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7956 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7957 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7958 and 3 X86_64_SSEUP_CLASS.
7959 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7960 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7962 2009-02-10 Ben Elliston <bje@au.ibm.com>
7964 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7965 form instruction to update the stack back chain word, even if the
7966 user has disabled the generation of update instructions.
7967 (movdi_<mode>_update_stack): New.
7968 (movsi_update_stack): Likewise.
7969 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7970 always use an update form instruction to update the stack back
7973 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7976 * graphite.c (if_region_set_false_region): After moving a region in
7977 the false branch of a condition, remove the empty dummy basic block.
7978 (gloog): Remove wrong fix for PR38953.
7980 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7982 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7983 generation due to implicit sign extension.
7985 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7988 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7989 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7991 2009-02-09 Richard Guenther <rguenther@suse.de>
7994 * convert.c (convert_to_real): Disable (float)fn((double)x)
7995 to fnf(x) conversion if errno differences may occur and
7996 -fmath-errno is set.
7998 2009-02-07 Anatoly Sokolov <aesok@post.ru>
8000 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
8001 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8002 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8004 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8007 * c-common.c (handle_alias_attribute): Disallow attribute for
8008 anything not a FUNCTION_DECL or VAR_DECL.
8010 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8013 * real.c (do_compare): Special-case compare of zero against
8014 decimal float value.
8016 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8019 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8020 as indicating flexible array members unless the field itself is
8021 being declarared as the incomplete array.
8023 2009-02-06 Jan Hubicka <jh@suse.cz>
8025 PR tree-optimization/38844
8026 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8029 2009-02-06 Richard Guenther <rguenther@suse.de>
8032 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8033 fork because we may expand it as __gcov_fork.
8035 2009-02-06 Nick Clifton <nickc@redhat.com>
8037 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8039 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8041 PR tree-optimization/35659
8042 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8043 vn_phi_eq): Shortcut if hashcode does not match.
8044 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8046 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8047 and avoid iterative_hash_expr.
8048 (FOR_EACH_VALUE_ID_IN_SET): New.
8049 (value_id_compare): Remove.
8050 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8051 sort expressions by value id.
8053 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8056 * config/sh/predicates.md (general_movsrc_operand): Don't check
8057 the subreg of system registers here.
8059 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8062 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8065 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8067 PR rtl-optimization/39110
8068 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8069 addresses, not aligned ones.
8071 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8072 Richard Guenther <rguenther@suse.de>
8074 PR tree-optimization/39100
8075 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8076 comment says and add edges.
8078 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8081 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8082 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8084 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8086 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8087 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8088 register_bb_in_sese, new_sese, free_sese): Moved.
8089 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8090 outermost_loop_in_scop, build_scop_iteration_domain,
8091 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8092 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8093 Use loop_in_sese_p instead of loop_in_scop_p.
8094 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8095 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8096 (scopdet_basic_block_info): Fix bug in scop detection.
8097 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8098 eq_loop_to_cloog_loop): Remove.
8099 (nb_loops_around_loop_in_scop, nb_loop
8100 ref_nb_loops): Moved here...
8101 * graphite.h (ref_nb_loops): ... from here.
8102 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8103 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8104 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8105 * testsuite/gcc.dg/graphite/scop-19.c: New
8107 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8108 Hans-Peter Nilsson <hp@axis.com>
8110 PR rtl-optimization/37889
8111 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8112 Move offset handling from PLUS to before the switch. Use new
8113 arguments when considering SYMBOL_REFs too.
8114 (rtx_addr_can_trap_p): Pass dummy offset and size.
8115 (enum may_trap_p_flags): Remove.
8116 (may_trap_p_1): Pass size from MEM_SIZE.
8118 PR rtl-optimization/38921
8119 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8120 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8121 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8122 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8124 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8126 AVX Programming Reference (January, 2009)
8127 * config/i386/sse.md (*vpclmulqdq): New.
8129 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8131 PR tree-optimization/38977
8132 PR gcov-profile/38292
8133 * calls.c (special_function_p): Disregard __builtin_ prefix.
8135 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8137 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8138 non-indexable addresses even before reload.
8140 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8143 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8144 as having variable size. Do not give an error for unnamed
8145 parameters with [*] declarators. Give a warning for type names
8146 with [*] declarators and mark them as variable size.
8147 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8148 for sizeof applied to [*] type names.
8150 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8153 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8155 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8157 * gcc.c (process_command): Update copyright notice dates.
8158 * gcov.c (print_version): Likewise.
8159 * gcov-dump.c (print_version): Likewise.
8160 * mips-tfile.c (main): Likewise.
8161 * mips-tdump.c (main): Likewise.
8163 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8166 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8167 for composite type involving a zero-length array type.
8169 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8172 * function.c (match_asm_constraints_1): Skip over
8173 initial optional % in the constraint.
8176 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8177 supported, don't accept FIXED_CSTs.
8178 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8179 and _Sat is used without _Fract/_Accum. Set specs->type to
8180 integer_type_node for cts_fract/cts_accum if fixed point is not
8183 2009-02-02 Catherine Moore <clm@codesourcery.com>
8185 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8187 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8189 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8190 (ABI_HAS_64BIT_SYMBOLS): Use it.
8191 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8193 2009-02-02 Paul Brook <paul@codesourcery.com>
8195 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8197 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8200 * recog.h (asm_operand_ok): Add constraints argument.
8201 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8202 recurse on matching constraint.
8203 (check_asm_operands): Pass constraints as 3rd argument to
8204 asm_operand_ok. Don't look up matching constraint here.
8205 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8208 2009-02-02 Ben Elliston <bje@au.ibm.com>
8210 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8211 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8213 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8215 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8216 information. Remove some obsolete information. Reorganize.
8218 * config/pa/fptr.c: Revert license to GPL 2.
8219 * config/pa/milli64.S: Likewise.
8221 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8224 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8225 LIBRARY name in, instead of hard-coding it.
8226 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8227 extra target make frag to tmake_files according to EH model.
8228 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8229 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8230 frags that define makefile variable EH_MODEL appropriately.
8231 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8232 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8233 to "-sjlj" according to type of EH configured.
8234 (LIBGCC_SONAME): Concatenate it to shared library base name.
8235 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8236 to "_sjlj" according to type of EH configured.
8237 (LIBGCC_SONAME): Concatenate it to shared library base name.
8238 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8239 (SHLIB_LINK): Add missing semicolon to if-else construct.
8240 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8241 string value of "pe_dll" command-line option.
8242 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8243 (SHLIB_SONAME): Use it when overriding t-cygming default.
8244 (SHLIB_IMPLIB): Override t-cygming default.
8245 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8246 string value of "pe_dll" command-line option.
8248 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8251 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8252 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8254 2009-01-31 Richard Guenther <rguenther@suse.de>
8256 PR tree-optimization/38937
8257 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8258 computing the transitive closure.
8260 2009-01-30 Richard Guenther <rguenther@suse.de>
8262 PR tree-optimization/39041
8263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8264 Propagate variable indices only if the types match for this stmt.
8266 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8269 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8270 inline but never defined.
8272 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8274 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8275 (*insv_h_di_reg_extimm): New insn.
8276 (*insv_l<mode>_reg_extimm): New insn.
8278 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8280 * config/picochip/picochip.c (flag_conserve_stack): set
8281 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8282 fconserve-stack. Reduce call-overhead used by inliner.
8284 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8287 * common.opt (flag_conserve_stack): Initialised to zero.
8289 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8292 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8293 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8296 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8298 * ira-color.c (allocno_reload_assign): Update comments.
8299 * regmove.c (regmove_optimize): Likewise.
8303 2009-01-29 Robert Millan <rmh@aybabtu.com>
8305 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8306 * config/i386/kopensolaris-gnu.h: New file. Undefine
8307 `MD_UNWIND_SUPPORT'.
8308 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8310 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8312 PR tree-optimization/39007
8313 * tree-loop-distribution.c (generate_builtin): Use
8314 recompute_dominator to compute the immediate dominator of the
8315 basic block just after the loop.
8317 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8319 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8320 (ASM_OUTPUT_DWARF_PCREL): Define.
8322 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8324 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8325 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8326 global. Modify entries about regmove and IRA.
8328 * ra-conflict.c: Remove the file.
8330 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8332 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8333 (pass_regclass_init): Rename to pass_reginfo_init.
8335 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8337 * toplev.h (flag_ira): Remove.
8339 * caller-save.c (setup_save_areas): Remove flag_ira.
8341 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8343 * global.c: Remove the file.
8345 * opts.c (decode_options): Remove flag_ira.
8347 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8349 * regmove.c: Modify file description.
8350 (find_use_as_address, try_auto_increment): Define them only if
8351 AUTO_INC_DEC is defined.
8352 (replacement_quality, replace_in_call_usage, fixup_match_1,
8353 stable_and_no_regs_but_for_p): Remove.
8354 (reg_set_in_bb): Make it static.
8355 (regmove_optimize): Remove flag_ira and code which worked for
8358 * local-alloc.c: Remove the file.
8360 * common.opt (fira): Remove.
8362 * ira.c: Include except.h.
8363 (eliminable_regset): Move from global.c.
8364 (mark_elimination): Ditto. Remove flag_ira.
8365 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8366 equiv_mem_modified, validate_equiv_mem_from_store,
8367 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8368 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8369 no_equiv, recorded_label_ref): Move from local-alloc.c.
8370 (update_equiv_regs): Ditto. Make it static.
8371 (print_insn_chain, print_insn_chains): Move it from global.c.
8372 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8373 (build_insn_chain): Ditto. Make it static.
8374 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8375 Rename to init_live_subregs.
8376 (gate_ira): Remove flag_ira.
8378 * regclass.c: Rename reginfo.c. Change file description.
8379 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8380 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8381 (init_reg_sets_1): Remove code for evaluation of
8382 reg_class_superclasses and losing_caller_save_reg_set.
8383 (init_regs): Remove init_reg_autoinc.
8384 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8385 ok_for_base_p_nonstrict): Remove.
8386 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8387 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8388 corresponding entries.
8389 (dump_regclass, record_operand_costs, scan_one_insn,
8390 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8391 record_address_regs, auto_inc_dec_reg_p): Remove.
8392 (gt-regclass.h): Rename to gt-reginfo.h.
8394 * rtl.h (dump_global_regs, retry_global_alloc,
8395 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8397 * Makefile.in (RA_H): Remove.
8398 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8399 Rename regclass.o to reginfo.o.
8400 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8402 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8403 (GTFILES): Rename regclass.c to reginfo.c.
8405 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8406 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8408 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8409 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8411 (finish_spills): Ditto. Remove code for !flag_ira.
8413 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8416 * doc/invoke.texi (rtl debug options): Complete rewrite.
8417 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8419 * mode-switching.c (pass_mode_switching): Rename pass from
8420 "mode-sw" to "mode_sw".
8421 * except.c (pass_convert_to_eh_ranges): Rename pass from
8422 "eh-ranges" to "eh_ranges".
8423 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8427 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8428 Alexander Monakov <amonakov@ispras.ru>
8431 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8433 (move_exprs_to_boundary): Change return type and pass through
8434 should_move from move_op. Relax assert. Update usage ...
8435 (schedule_expr_on_boundary): ... here. Use should_move instead of
8437 (move_op_orig_expr_found): Indicate that insn was disconnected from
8439 (code_motion_process_successors): Do not call after_merge_succs
8440 callback if original expression was not found when traversing any of
8442 (code_motion_path_driver): Change return type. Update prototype.
8443 (move_op): Update comment. Add a new parameter (should_move). Update
8444 prototype. Set *should_move based on indication provided by
8445 move_op_orig_expr_found.
8447 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8449 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8450 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8451 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8452 * config/rs6000/rs6000.c (rs6000_override_options): Default
8453 avoid-indexed-addresses on for Power6, off for everything else.
8454 (avoiding_indexed_address_p): New function.
8455 (rs6000_legitimize_address): Use it.
8456 (rs6000_legitimate_address): Likewise.
8457 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8459 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8461 PR tree-optimization/38997
8462 * tree-loop-distribution.c (generate_memset_zero): Use
8463 POINTER_PLUS_EXPR for a pointer addition.
8465 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8467 * config/s390/s390.md (bswap<mode>2): New pattern added.
8469 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8471 * config/s390/s390.md (*tls_load_31): Added type attribute.
8473 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8475 * config/s390/s390.md: Fix a few comments.
8477 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8479 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8480 (*tm<mode>_full): Fixed z10prop attribute.
8481 (*tst<mode>_extimm): Fixed z10prop attribute.
8482 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8483 (*tstqiCCT_cconly): Fixed z10prop attribute.
8484 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8485 (*movsi_larl): Fixed z10prop attribute.
8486 (*movsi_zarch): Fixed z10prop attribute.
8487 (*movsi_eas): Fixed z10prop attribute.
8488 (*movhi): Fixed z10prop attribute.
8489 (*movqi): Fixed z10prop attribute.
8490 (*movstrictqi): Fixed z10prop attribute.
8491 (*mov<mode>): Fixed z10prop attribute.
8492 (*movcc): Fixed z10prop attribute.
8493 (*sethighpartdi_64): Fixed z10prop attribute.
8494 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8495 (*negdi2_sign_cc): Fixed z10prop attribute.
8496 (*negdi2_sign): Fixed z10prop attribute.
8497 (*absdi2_sign_cc): Fixed z10prop attribute.
8498 (*absdi2_sign): Fixed z10prop attribute.
8499 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8500 (*negabsdi2_sign): Fixed z10prop attribute.
8501 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8502 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8503 (doloop_si64): Fixed z10prop attribute.
8504 (doloop_si31): Fixed z10prop attribute.
8505 (doloop_long): Fixed z10prop attribute.
8506 (indirect_jump): Fixed z10prop attribute.
8507 (nop): Fixed z10prop attribute.
8508 (main_base_64): Fixed z10prop attribute.
8509 (reload_base_64): Fixed z10prop attribute.
8511 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8513 PR rtl-optimization/38740
8514 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8516 * config/mips/mips.c (mips_reorg): Likewise.
8518 2009-01-28 Richard Guenther <rguenther@suse.de>
8520 PR tree-optimization/38926
8521 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8522 with the correct value id to a value.
8523 (do_regular_insertion): Use the value number of edoubleprime
8524 for the value number of the expr.
8527 2008-08-21 Richard Guenther <rguenther@suse.de>
8529 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8530 a PHI ask VN if it is already available.
8531 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8532 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8534 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8537 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8538 set to varying whenever max has TREE_OVERFLOW set, similarly
8539 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8541 2009-01-28 Richard Guenther <rguenther@suse.de>
8544 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8545 uninitialized aggregate uses in call arguments.
8547 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8549 PR tree-optimization/38984
8550 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8551 the nothing_id variable if -fno-delete-null-pointer-checks.
8553 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8556 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8557 (set_got_offset_rex64): Ditto.
8559 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8562 * doc/extend.texi: Improve local variable with asm reg.
8564 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8566 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8567 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8568 was not supplied then set warn_packed_bitfield_compat to the
8570 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8573 2009-01-27 Richard Guenther <rguenther@suse.de>
8575 PR tree-optimization/38503
8576 * cfgexpand.c (expand_gimple_basic_block): Ignore
8577 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8578 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8579 variables that cannot have TBAA applied.
8580 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8583 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8586 * calls.c (initialize_argument_information): Do not wrap complex
8587 arguments in SAVE_EXPR.
8589 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8591 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8592 (INSTALL_LIBGCC): Revert typo commit.
8594 2009-01-26 Richard Guenther <rguenther@suse.de>
8596 PR tree-optimization/38745
8597 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8598 from special handling.
8600 2009-01-26 Richard Guenther <rguenther@suse.de>
8602 PR tree-optimization/38745
8603 * tree-ssa.c (execute_update_addresses_taken): Do not include
8604 variables that cannot possibly be a register in not_reg_needs.
8605 Do not clear TREE_ADDRESSABLE on vars that may not become
8607 * tree-ssa.c (update_alias_info_1): Include those in the set
8608 of addressable vars.
8610 2009-01-26 Richard Guenther <rguenther@suse.de>
8613 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8614 * tree-ssa-dse.c: Include langhooks.h
8615 (execute_simple_dse): Remove stores with zero size.
8617 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8620 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8623 2009-01-24 Julian Brown <julian@codesourcery.com>
8625 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8626 config/arm/linux-atomic.c.
8627 * config/arm/linux-atomic.c: New.
8629 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8631 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8632 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8633 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8635 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8638 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8641 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8643 PR tree-optimization/38953
8644 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8645 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8646 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8647 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8650 2009-01-24 Paul Brook <paul@codesourcery.com>
8652 * config/arm/neon.md (neon_type): Move to arm.md.
8653 (neon_mov<VSTRUCT>): Add neon_type attribute.
8654 * config/arm/arm.md (neon_type): Move to here.
8655 (conds): Add "unconditioal" and use as default for NEON insns.
8657 2009-01-24 Ben Elliston <bje@au.ibm.com>
8659 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8660 void *' warning from -Wc++-compat.
8661 * Makefile.in (dominance.o-warn): Remove.
8663 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8665 PR tree-optimization/38932
8666 * fold-const.c (fold_unary_ignore_overflow): New.
8667 * tree.h (fold_unary_ignore_overflow): Declare.
8668 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8669 * tree-ssa-sccvn.c (visit_reference_op_load,
8670 simplify_unary_expression): Likewise.
8672 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8674 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8675 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8676 regardless of their type.
8677 * c-common.c (handle_packed_attribute): Don't ignore packed on
8679 * c.opt (Wpacked-bitfield-compat): New warning option.
8680 * stor-layout.c (place_field): Warn if offset of a field changed.
8681 * doc/extend.texi (packed): Mention the ABI change.
8682 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8683 (Warning Options): Add it to the list.
8685 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8687 * c-opts.c (c_common_post_options): Fix a typo in comments.
8689 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8692 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8693 variables to static.
8694 * doc/invoke.texi (-fmerge-all-constants): Update description.
8696 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8699 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8700 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8702 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8704 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8706 (LOCAL_ALIGNMENT): Similarly.
8708 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8709 Joseph Myers <joseph@codesourcery.com>
8711 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8712 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8713 * config/arm/arm-tune.md: Regenerate.
8714 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8717 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8719 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8720 version number to five.
8722 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8725 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8726 * c-common.c (set_underlying_type): Likewise.
8727 (is_typedef_decl ): Likewise
8729 (set_underlying_type): Likewise.
8730 (is_typedef_type): Likewise.
8732 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8735 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8738 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8741 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8742 (LIBGCC_SPEC): Don't define.
8743 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8745 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8747 PR rtl-optimization/38879
8748 * alias.c (base_alias_check): Unaligned access via AND address can
8749 alias all surrounding object types except those with sizes equal
8750 or wider than the size of unaligned access.
8752 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8755 * c-decl.c (clone_underlying_type): Move this ...
8756 * c-common.c (set_underlying_type): ... here.
8757 Also, make sure the function properly sets TYPE_STUB_DECL() on
8758 the newly created typedef variant type.
8759 (is_typedef_decl ): New entry point.
8760 * tree.h: Added a new member member_types_needing_access_check to
8761 struct tree_decl_non_common.
8762 (set_underlying_type): New entry point.
8763 (is_typedef_type): Likewise.
8765 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8767 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8768 Check whether two instructions have memory references that
8769 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8770 are helper functions for traversing.
8771 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8772 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8773 not to draw dependency edge for instructions with non-conflicting
8776 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8779 * longlong.h: Update copyright years. Use soft-fp license notice.
8780 Sync __clz_tab declaration with glibc.
8782 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8785 * doc/extend.texi (syscall_linkage): New.
8786 (version_id): Modify.
8788 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8789 Richard Guenther <rguenther@suse.de>
8791 PR tree-optimization/38747
8792 PR tree-optimization/38748
8793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8794 conversion if the base address is an indirect reference and the
8795 aliasing sets could cause issues.
8797 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8799 * common.opt (fgraphite, fgraphite-identity): Add comment for
8800 explaining why these options are not documented.
8802 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8804 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8805 gimple_call_lhs is NULL.
8807 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8810 * emit-rtl.c (adjust_address_1): Make sure memref is never
8813 2009-01-20 Ben Elliston <bje@au.ibm.com>
8815 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8816 const qualifier from arg parameter. Remove unnecessary cast to char *.
8817 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8818 const qualifier from arg 2.
8820 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8822 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8824 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8827 * rtl.h (reinit_regs): New prototype.
8828 * regclass.c: Include ira.h.
8830 * Makefile.in (regclass.o): Add ira.h.
8831 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8833 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8836 * c-common.c (handle_aligned_attribute): Use
8837 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8838 default alignment value.
8840 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8842 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8843 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8845 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8846 __BIGGEST_ALIGNMENT__.
8848 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8850 2009-01-18 Richard Guenther <rguenther@suse.de>
8852 PR tree-optimization/38819
8853 * tree-flow.h (operation_could_trap_helper_p): Declare.
8854 * tree-eh.c (operation_could_trap_helper_p): Export.
8855 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8856 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8857 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8858 are about to insert a possibly trapping instruction and fail
8861 2009-01-18 Andreas Schwab <schwab@suse.de>
8863 * doc/install.texi (Configuration): Remove obsolete paragraph
8864 about use of --with-gnu-ld with --with-gnu-as.
8866 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8868 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8869 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8870 Follow spelling conventions.
8872 2009-01-18 Ben Elliston <bje@au.ibm.com>
8874 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8875 C++ warning about implicit conversion from void * to struct
8877 (bitmap_obstack_free): Likewise for bitmap_element *.
8878 * Makefile.in (bitmap.o-warn): Remove.
8880 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8882 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8884 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8885 Tobias Grosser <tobi.grosser@amd.com>
8887 * graphite.c (graphite_trans_scop_block): Do not block single
8890 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8892 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8893 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8894 test with assertion.
8896 2009-01-16 Richard Guenther <rguenther@suse.de>
8898 PR tree-optimization/38835
8900 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8901 and INT + PTR -> (INT)(PTR p+ INT) folding.
8902 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8904 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8907 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8908 the subreg from a lowpart subreg if it is also casting the value.
8910 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8911 Tobias Grosser <tobi.grosser@amd.com>
8913 * graphite.c (compare_prefix_loops): New.
8914 (build_scop_canonical_schedules): Rewritten.
8915 (graphite_transform_loops): Move build_scop_canonical_schedules
8916 after build_scop_iteration_domain.
8918 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8919 Tobias Grosser <tobi.grosser@amd.com>
8921 * graphite.c (add_conditions_to_domain): Add the loops to
8922 the dimension of the iteration domain. Do copy the domain
8923 only when it exists.
8924 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8925 (add_conditions_to_constraints): New.
8926 (can_generate_code_stmt, can_generate_code): Removed.
8927 (gloog): Do not call can_generate_code.
8928 (graphite_transform_loops): Call add_conditions_to_constraints
8929 after building the iteration domain.
8931 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8933 PR tree-optimization/38789
8934 * tree-ssa-threadedge.c
8935 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8936 __builtin_constant_p.
8938 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8940 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8941 examined before deleting them.
8943 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8945 * function.c (aggregate_value_p): Correctly extract the function
8946 type from CALL_EXPR_FN lookup.
8948 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8950 * config/picochip/picochip.c (picochip_override_options): Revert
8951 CFI asm flag disable commited previously.
8953 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8954 Tobias Grosser <tobi.grosser@amd.com>
8955 Jan Sjodin <jan.sjodin@amd.com>
8957 * graphite.c (scan_tree_for_params): On substractions negate
8958 all the coefficients of the term.
8959 (clast_to_gcc_expression_red): New. Handle reduction expressions
8960 of more than two operands.
8961 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8962 (get_vdef_before_scop): Handle also the case of default definitions.
8964 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8966 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8967 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8968 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8970 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8971 Joey Ye <joey.ye@intel.com>
8974 * cfgexpand.c (expand_stack_alignment): Don't update stack
8975 boundary nor check incoming stack boundary here.
8976 (gimple_expand_cfg): Update stack boundary and check incoming
8977 stack boundary here.
8979 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8981 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8983 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8985 PR rtl-optimization/38245
8986 * calls.c (expand_call): Add stack arguments to
8987 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8988 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8989 in regs and partially in memory or BLKmode arguments.
8990 (emit_library_call_value_1): Add stack arguments to
8991 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8992 ACCUMULATE_OUTGOING_ARGS).
8993 * dce.c: Include tm_p.h.
8994 (find_call_stack_args): New function.
8995 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8997 (mark_insn): Call find_call_stack_args for CALL_Ps.
8998 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8999 forwards. Allocate and free arg_stores bitmap if needed, pass it
9000 down to deletable_insn_p, don't mark stores set in arg_stores
9001 bitmap, clear the bitmap at the beginning of each bb.
9002 * Makefile.in (dce.o): Depend on $(TM_P_H).
9004 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9007 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9008 to make sure the insn is a conditional test (bug 22599). Reformat a
9011 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9014 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9015 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9016 (gloog): Do not call cleanup_tree_cfg.
9017 (graphite_transform_loops): Call cleanup_tree_cfg after all
9018 scops have been code generated.
9020 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9021 * doc/gty.texi (Invoking the garbage collector): Added new node
9022 and section documenting ggc_collect.
9024 2009-01-14 Richard Guenther <rguenther@suse.de>
9026 PR tree-optimization/38826
9028 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9029 initialization notes only if we actually emitted a warning.
9030 (intra_create_variable_infos): Add constraints for a result decl
9031 that is passed by hidden reference.
9032 (build_pred_graph): Mark all related variables non-direct on
9035 2009-01-14 Nick Clifton <nickc@redhat.com>
9037 * ira-conflicts.c: Include addresses.h for the definition of
9039 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9040 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9042 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9045 * Makefile.in (ira-lives.o): Add except.h.
9047 * ira-lives.c: Include except.h.
9048 (process_bb_node_lives): Process can_throw_internal.
9050 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9052 PR rtl-optimization/38774
9053 * combine.c (simplify_set): When undoing cc_use change, don't do
9054 PUT_CODE on the newly created comparison, but instead put back the
9057 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9059 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9060 values. Remove duplicate arm8 entry.
9062 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9064 PR tree-optimization/38786
9065 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9066 the SSA_NAME case of expand_scalar_variables_expr.
9067 Set the type of an expression to the type of its assign statement.
9068 (expand_scalar_variables_expr): Also gather the scalar computation
9069 used to index the memory access. Do not pass loop_p.
9070 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9071 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9072 the gimple_stmt_iterator where it inserts new code.
9074 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9075 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9077 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9079 * graphite.h (debug_value): Removed.
9080 * graphite.c (debug_value): Removed.
9082 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9084 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9085 ldrd/strd with two 32-bit instructions.
9087 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9089 * config/arm/arm.c (struct processors): Pass for speed down into
9090 cost helper functions.
9091 (const_ok_for_op): Handle COMPARE and inequality nodes.
9092 (arm_rtx_costs_1): Rewrite.
9093 (arm_size_rtx_costs): Update prototype.
9094 (arm_rtx_costs): Pass speed down to helper functions.
9095 (arm_slowmul_rtx_costs): Rework cost calculations.
9096 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9097 (arm_9e_rtx_costs): Likewise.
9099 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9101 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9102 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9103 (alpha_legitimize_address): Do not split local symbols wider than
9104 UNITS_PER_WORD into HIGH/LO_SUM parts.
9106 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9109 * gcc.c (process_command): Replace call to execvp with calls
9110 to pex_one and exit.
9112 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9115 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9116 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9117 variant for devices with 3-byte PC.
9118 (__tablejump_elpm__): New.
9120 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9123 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9124 offsetof member-designator, handle it as `[0].'.
9126 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9128 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9129 function when not using named sections on targets with named sections
9130 if branch distance is less than 262132.
9132 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9134 * combine.c (combine_instructions): Recompute
9135 optimize_this_for_speed_p for each BB in the main combine loop.
9137 2009-01-12 Tomas Bily <tbily@suse.cz>
9140 * tree-loop-distribution.c (prop_phis): New function.
9141 (generate_builtin): Call prop_phis.
9142 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9144 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9146 PR tree-optimization/38807
9147 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9148 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9150 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9152 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9153 subreg of op0 to the original op0.
9155 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9157 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9159 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9162 * mips-tfile.c (parse_def): Fix parsing of def strings
9163 starting with digits.
9165 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9168 * config/arm/arm.c (arm_is_long_call_p): Don't call
9169 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9171 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9173 * regrename.c (regrename_optimize): Fix dumping.
9174 (find_oldest_value_reg): Preserve REG_POINTER.
9175 (copy_hardreg_forward_1): Likewise.
9177 2009-01-09 Diego Novillo <dnovillo@google.com>
9179 * gimple.h (struct gimple_statement_base) <uid>: Document
9180 the restrictions on its use.
9182 (gimple_set_uid): Tidy.
9184 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9186 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9187 zero guard even if align_bytes != 0 and count is smaller than
9190 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9192 PR rtl-optimization/38495
9193 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9194 (add_range_and_copies_from_move_list): Print all added ranges.
9195 Add ranges to memory optimized destination.
9197 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9201 * config/i386/i386.c (override_options): Reject
9202 -mstringop-strategy=rep_8byte with -m32.
9203 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9204 to 1. Do count comparison against epilogue_size_needed at compile
9205 time even when count_exp was constant forced into register. For
9206 size_needed don't jump to epilogue, instead just avoid aligning
9207 and invoke the body algorithm. If need_zero_guard, add zero guard
9208 even if count is non-zero, but smaller than size_needed + number of
9209 bytes that could be stored for alignment.
9210 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9211 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9212 but smaller than size_needed + number of bytes that could be stored
9213 for alignment. Compare size_needed with epilogue_size_needed instead
9214 of desired_align - align, don't adjust size_needed, pass
9215 epilogue_size_needed to the epilogue expanders.
9218 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9220 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9222 * pa.c (last_address): Change to unsigned.
9223 (update_total_code_bytes): Change argument to unsigned. Don't
9224 check if insn addresses are set.
9225 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9226 addresses are not set.
9227 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9229 2009-01-09 Nick Clifton <nickc@redhat.com>
9231 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9232 DECL_DECLARED_INLINE_P.
9234 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9237 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9238 GET_MODE (op0) in operand_subword_force calls.
9241 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9242 fold_convert arg0 operands to TREE_TYPE (op0) first.
9244 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9246 * params.def (ira-max-conflict-table-size): Decrease default value
9249 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9251 PR tree-optimization/37031
9252 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9254 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9255 allocate it using gc instead of heap, use VEC_quick_push instead of
9257 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9258 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9259 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9260 allocated vector from heap allocated.
9261 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9262 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9263 vector only after perfect_loop_nest_depth call.
9265 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9266 Jan Sjodin <jan.sjodin@amd.com>
9268 PR tree-optimization/38559
9269 * graphite.c (debug_value, copy_constraint,
9270 swap_constraint_variables, scale_constraint_variable, ): New.
9271 (get_lower_bound, get_upper_bound): Removed.
9272 (graphite_trans_bb_strip_mine): Clean up this code that works
9273 only for constant number of iterations. Fully copy upper and
9274 lower bound constraints, not only the constant part of them.
9275 * graphite.h (debug_value): Declared.
9277 2009-01-08 Ira Rosen <irar@il.ibm.com>
9279 PR tree-optimization/37194
9280 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9281 Don't add the cost of cost model guard in prologue to scalar
9282 outside cost in case of known number of iterations.
9284 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9285 Alan Modra <amodra@bigpond.net.au>
9287 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9288 non-word-aligned REG+CONST addressing.
9290 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9293 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9294 free_after_compilation when outputting a thunk.
9295 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9296 Do not call free_after_compilation here.
9298 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9300 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9301 (ix86_valid_target_attribute_inner_p): Ditto.
9303 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9305 PR tree-optimization/38492
9306 PR tree-optimization/38498
9307 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9308 * tree-chrec.h (scev_is_linear_expression): Declared.
9309 * graphite.c (graphite_cannot_represent_loop_niter): New.
9310 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9311 (graphite_loop_normal_form): Use gcc_assert.
9312 (scan_tree_for_params): Use CASE_CONVERT.
9313 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9314 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9315 Use gcc_assert. Discard scops that contain unhandled cases.
9316 (build_scop_conditions): Return a boolean status for unhandled cases.
9317 (strip_mine_profitable_p): Print the loop number, not its depth.
9318 (is_interchange_valid): Pass the depth of the loop nest, don't
9319 recompute it wrongly.
9320 (graphite_trans_bb_block): Same.
9321 (graphite_trans_bb_block): Print tentative of loop blocking.
9322 (graphite_trans_scop_block): Do not print that the loop has been
9324 (graphite_transform_loops): Do not handle scops that contain condition
9327 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9329 AVX Programming Reference (December, 2008)
9330 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9331 (_mm256_stream_pd): Likewise.
9332 (_mm256_stream_ps): Likewise.
9334 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9335 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9336 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9337 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9338 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9339 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9340 (ix86_expand_special_args_builtin): Likewise.
9342 * config/i386/sse.md (AVXMODEDI): New.
9343 (avx_movnt<mode>): Likewise.
9344 (avx_movnt<mode>): Likewise.
9345 (<sse>_movnt<mode>): Remove AVX support.
9346 (sse2_movntv2di): Likewise.
9348 2009-01-07 Richard Guenther <rguenther@suse.de>
9351 * fold-const.c (extract_muldiv): Remove obsolete comment.
9352 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9353 to PLUS_EXPR canonicalization for the canonicalization.
9355 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9357 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9358 hosted cross-compilers generating less efficient code.
9360 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9362 * function.h (rtl_data): Add a dbr_scheduled_p field.
9363 * reorg.c (dbr_schedule): Set it.
9364 (gate_handle_delay_slots): Check it.
9365 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9366 (mips_reorg): Check flag_delayed_branch instead of
9367 mips_base_delayed_branch.
9368 (mips_override_options): Don't set mips_base_delayed_branch
9369 or flag_delayed_branch.
9371 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9373 PR rtl-optimization/38426.
9374 * ira.c (ira): Set current_function_is_leaf earlier.
9376 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9378 PR rtl-optimization/38722
9379 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9380 too early, only set a flag and modify after last possible
9383 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9386 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9387 * real.c (decimal_single_format): Correct values of emin and emax.
9388 (decimal_double_format): Ditto.
9389 (decimal_quad_format): Ditto.
9390 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9391 computation of DECnn_MIN and DECnn_MAX for corrected values of
9392 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9393 __DECnn_MIN__, and adjust its computation for the corrected value
9396 2009-01-06 Jan Hubicka <jh@suse.cz>
9399 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9401 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9403 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9404 Add Robert Clark to the list of testers.
9406 2009-01-06 Jan Hubicka <jh@suse.cz>
9407 Kai Tietz <kai.tietz@onevision.com>
9409 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9410 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9412 2009-01-06 Jan Hubicka <jh@suse.cz>
9413 Kai Tietz <kai.tietz@onevision.com>
9415 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9417 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9418 (ix86_nsaved_regs): Count only general purpose regs.
9419 (ix86_nsaved_sseregs): New.
9420 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9421 to 16 for w64; compute padding and size of sse reg save area.
9422 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9423 general purpose regs.
9424 (ix86_emit_save_sse_regs_using_mov): New.
9425 (ix86_expand_prologue): Save SSE regs if needed.
9426 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9427 (ix86_emit_restore_sse_regs_using_mov): New.
9428 (ix86_expand_epilogue): Save SSE regs if needed.
9430 2009-01-06 Jan Hubicka <jh@suse.cz>
9431 Kai Tietz <kai.tietz@onevision.com>
9433 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9434 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9435 functions when accumulate outgoing args is off.
9437 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9440 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9441 before using pseudos_have_intersected_live_ranges_p.
9443 * ira-int.h (ira_assert): Always define.
9445 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9447 AVX Programming Reference (December, 2008)
9448 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9449 (_mm256_permute2_pd): Likewise.
9450 (_mm_permute2_ps): Likewise.
9451 (_mm256_permute2_ps): Likewise.
9452 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9453 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9455 * config/i386/i386.c (ix86_builtins): Remove
9456 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9457 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9458 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9459 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9460 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9461 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9462 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9463 __builtin_ia32_vpermil2ps256.
9464 (ix86_init_mmx_sse_builtins): Updated.
9465 (ix86_expand_args_builtin): Likewise.
9467 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9469 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9470 long absolute calls when generating PA 2.0 code.
9472 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9474 PR rtl-optimization/38583
9475 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9477 * params.def (ira-max-conflict-table-size): New.
9479 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9481 * ira.h (ira_conflicts_p): New external definition.
9483 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9484 table. Report this. Return result of building.
9485 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9486 building conflict table.
9488 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9489 (ira_color): Use ira_conflicts_p.
9491 * global.c: Include ira.h.
9492 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9495 * Makefile.in (global.o): Add ira.h.
9497 * ira-build.c (mark_all_loops_for_removal,
9498 propagate_some_info_from_allocno): New.
9499 (remove_unnecessary_allocnos): Call
9500 propagate_some_info_from_allocno.
9501 (remove_low_level_allocnos): New.
9502 (remove_unnecessary_regions): Add parameter. Call
9503 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9504 parameter to remove_unnecessary_regions.
9505 (ira_build): Remove all regions but root if the conflict table was
9506 not built. Update conflict hard regs for allocnos crossing calls.
9508 * ira.c (ira_conflicts_p): New global.
9509 (ira): Define and use ira_conflicts_p.
9511 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9512 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9513 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9515 2009-01-06 Ben Elliston <bje@au.ibm.com>
9517 * gengtype-lex.l (YY_NO_INPUT): Define.
9519 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9522 * c-common.c (handle_vector_size_attribute): Also reject
9525 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9527 PR tree-optimization/38492
9528 * graphite.c (rename_map_elt, debug_rename_elt,
9529 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9530 rename_map_elt_info, eq_rename_map_elts,
9531 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9532 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9533 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9534 (sese_build_livein_liveouts): New.
9535 (new_sese, free_sese): New.
9536 (new_scop): Call new_sese.
9537 (free_scop): Call free_sese.
9538 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9539 (register_old_new_names): Renamed register_old_and_new_names.
9540 (register_scop_liveout_renames, add_loop_exit_phis,
9541 insert_loop_close_phis, struct igp,
9542 default_liveout_before_guard, add_guard_exit_phis,
9543 insert_guard_phis, copy_renames): New.
9544 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9545 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9546 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9547 (scop_adjust_phis_for_liveouts): New.
9548 (gloog): Call scop_adjust_phis_for_liveouts.
9550 * graphite.h (struct sese): Documented. Added fields liveout,
9552 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9553 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9554 (struct scop): Added field liveout_renames.
9555 (SCOP_LIVEOUT_RENAMES): New.
9557 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9559 PR tree-optimization/38510
9560 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9561 (translate_clast): Call recompute_all_dominators before
9563 (gloog): Call recompute_all_dominators before graphite_verify.
9565 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9566 Jan Sjodin <jan.sjodin@amd.com>
9568 PR tree-optimization/38500
9569 * graphite.c (create_sese_edges): Call fix_loop_structure after
9572 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9574 * config.gcc: Add m32r*-*-rtems*.
9575 * config/m32r/rtems.h: New file.
9577 2009-01-05 Ben Elliston <bje@au.ibm.com>
9579 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9580 (.po.pox): Likewise.
9581 (po/gcc.pot): Likewise.
9583 2009-01-04 David S. Miller <davem@davemloft.net>
9585 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9586 (STARTING_FRAME_OFFSET): Always set to zero.
9588 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9590 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9591 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9592 fixed-point types, and vectors of the same.
9594 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9596 * config/mips/sync.md (*mb_barrier): Rename to...
9597 (*memory_barrier): ...this.
9599 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9601 * doc/extend.texi (Function Attributes): Move @cindex after @item
9602 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9603 and put in alphabetical order. Fix 'target' name and put in order.
9604 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9607 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9609 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9610 (memory_barrier): Expand as unspec instead of unspec_volatile.
9611 Remove mem:BLK from insn operands. Use Pmode scratch register.
9612 (*memory_barrier): Define as unspec instead of unspec_volatile.
9613 Use (match_dup 0) as input operand.
9615 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9616 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9617 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9618 scratch register. Remove operand 1.
9619 (*stbar): Define as unspec instead of unspec_volatile.
9620 Use (match_dup 0) as input operand, remove (const_int 8).
9621 (*membar): Define as unspec instead of unspec_volatile.
9622 Use (match_dup 0) as input operand, remove input operand 2.
9624 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9625 (memory_barrier): Expand as unspec instead of unspec_volatile.
9626 Remove mem:BLK from insn operands. Use Pmode scratch register.
9627 (*memory_barrier): Define as unspec instead of unspec_volatile.
9628 Use (match_dup 0) as input operand.
9630 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9631 Remove mem:BLK from insn operands. Use Pmode scratch register.
9632 Set volatile flag on operand 0.
9633 (*memory_barrier): New insn pattern.
9635 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9637 (*memory_barrier): Use (match_dup 0) as input operand.
9639 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9640 Remove mem:BLK from insn operands. Use Pmode scratch register.
9641 Set volatile flag on operand 0.
9642 (*mb_internal): New insn pattern.
9644 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9646 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9649 * function.c (struct temp_slot): Move to the section of the file
9650 that deals with temp slots. Remove field 'address'.
9651 (temp_slot_address_table): New hash table of address -> temp slot.
9652 (struct temp_slot_address_entry): New struct, items for the table.
9653 (temp_slot_address_compute_hash, temp_slot_address_hash,
9654 temp_slot_address_eq, insert_temp_slot_address): Support functions
9656 (find_temp_slot_from_address): Rewrite to use the new hash table.
9657 (remove_unused_temp_slot_addresses): Remove addresses of temp
9658 slots that have been made available.
9659 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9660 worker function for remove_unused_temp_slot_addresses.
9661 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9662 Add the temp slot address to the address -> temp slot map.
9663 (update_temp_slot_address): Update via insert_temp_slot_address.
9664 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9665 (pop_temp_slots): Likewise.
9666 (init_temp_slots): Allocate the address -> temp slot map, or empty
9667 the map if it is already allocated.
9668 (prepare_function_start): Initialize temp slot processing.
9670 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9673 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9674 Calculate the size of all stack vars assuming no packing of stack
9675 vars will happen, replacing a quadratic algorithm with a linear one.
9677 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9680 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9683 2009-01-03 Diego Novillo <dnovillo@google.com>
9685 * doc/contrib.texi: Update contributions.
9687 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9690 * builtins.c (fold_builtin_memory_op): Give up if either operand
9691 is volatile. Set srctype or desttype to non-qualified version
9695 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9698 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9700 PR rtl-optimization/35805
9701 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9702 problem if fast dce is able to remove any instructions.
9703 * dce.c (dce_process_block): Fix dump message.
9705 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9708 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9710 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9713 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9714 * tree-pretty-print.c (op_code_prio): New function.
9715 (op_prio): No longer static. Use op_code_prio.
9716 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9717 Use op_prio and op_code_prio to determine if () should be
9718 printed around operand(s) or not.
9720 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9721 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9722 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9723 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9724 pp_character instead of pp_string for single letter printing.
9726 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9728 * doc/extend.texi: Fix '#pragma GCC option' typo.
9730 2009-01-02 Richard Guenther <rguenther@suse.de>
9732 * doc/install.texi (--enable-checking): Mention different
9734 (--enable-stage1-checking): Document.
9736 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9739 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9740 case to be an error.
9742 2009-01-02 Ben Elliston <bje@au.ibm.com>
9744 * config/fp-bit.h (pack_d): Constify argument.
9745 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9746 (isnan): Constify argument.
9750 (_fpadd_parts): Constify return type.
9751 (_fpmul_parts): Likewise.
9752 (_fpdiv_parts): Likewise.
9754 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9757 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9758 warn about overwriting initializer with side-effects or
9759 -Woverride-init if !IMPLICIT.
9760 (output_init_element): Likewise. Pass IMPLICIT down to
9762 (process_init_element): Add IMPLICIT argument. Pass it down
9763 to output_init_element.
9764 (push_init_element, pop_init_level, set_designator): Adjust
9765 process_init_element callers.
9766 (set_nonincremental_init, set_nonincremental_init_from_string):
9767 Adjust add_pending_init callers.
9768 (output_pending_init_elements): Adjust output_init_element callers.
9769 * c-tree.h (process_init_element): Adjust prototype.
9770 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9771 process_init_element callers.
9774 Copyright (C) 2009 Free Software Foundation, Inc.
9776 Copying and distribution of this file, with or without modification,
9777 are permitted in any medium without royalty provided the copyright
9778 notice and this notice are preserved.