1 2009-04-29 Anatoly Sokolov <aesok@post.ru>
3 * config/avr/avr.c (initial_elimination_offset): Rename to
4 avr_initial_elimination_offset.
5 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
6 change return type to bool.
7 (avr_can_eliminate): New function.
8 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
9 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11 * config/avr/avr-protos.h (initial_elimination_offset) : Rename to
12 avr_initial_elimination_offset.
13 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
14 (avr_initial_elimination_offset): Define.
16 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
17 Steven Bosscher <steven@gcc.gnu.org>
19 PR rtl-optimization/39938
20 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21 * cfgrtl.c: Include insn-attr.h.
22 (rest_of_pass_free_cfg): New function.
23 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24 * resource.c (init_resource_info): Remove call to df_analyze.
26 2009-04-29 Richard Guenther <rguenther@suse.de>
29 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
30 allow conversion to signed integers.
32 2009-04-29 Richard Guenther <rguenther@suse.de>
34 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
35 shifts of floating point vectors if the shift amount is
36 a constant multiple of the element size.
38 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
39 Michael Matz <matz@suse.de>
43 * tree-outof-ssa.c (emit_partition_copy): New function.
44 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
45 insert_part_to_rtx_on_edge): Perform the partition base var
46 copy using emit_partition_copy.
47 (insert_value_copy_on_edge): Convert constants to the right mode.
48 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
49 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
51 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
53 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
54 scan backwards to try to find a constant to initialize it.
56 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
57 insn before the loop_end instruction, don't look past labels.
59 2009-04-29 Richard Guenther <rguenther@suse.de>
62 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
63 loose type conversions.
64 (forward_propagate_addr_expr): Fix tuplification bug. Remove
65 stmts only if there are no uses of its definition.
67 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
69 * config/bfin/bfin.h (splitting_loops): Declare.
70 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
71 Reorder bit definitions to be ascending.
72 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
73 * config/bfin/bfin.c (splitting_loops): New variable.
74 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
75 (struct loop_info): Remove members INIT and LOOP_INIT.
76 (bfin_optimize_loop): Don't set them. Reorder the code that generates
77 the LSETUP sequence. Allow LC to be loaded from any register, but also
78 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
79 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
81 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
84 * config/bfin/bfin.md (movsi_insn): Refine constraints.
86 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
88 * Makefile.in (PLUGIN_VERSION_H): New.
89 (OBJS-common): Remove plugin-version.o.
90 (plugin.o): Depend on (PLUGIN_VERSION_H).
91 (plugin-version.o): Remove.
92 * configure: Regenerate
93 * configure.ac: Create plugin-version.h.
94 * gcc-plugin.h (plugin_gcc_version): Remove.
95 (plugin_default_version_check): Change signature.
96 * plugin-version.c: Remove.
97 * plugin.c: Include plugin-version.h.
98 (str_plugin_gcc_version_name): Remove.
99 (try_init_one_plugin): Pass gcc version to plugin_init.
100 (plugin_default_version_check): Both gcc and plugin versions are now
103 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
105 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
106 problematic last insns. Test for TYPE_CALL rather than CALL_P.
107 Remove special case testing for last insn of inner loops. Don't fail if
108 the loop ends with a jump, emit an extra nop instead.
110 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
111 DREGS rather than comparing directly. Remove code that tries to
112 account for latencies.
114 2009-04-29 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/39941
117 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
118 eliminating an indirect call.
120 2009-04-29 Richard Guenther <rguenther@suse.de>
122 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
123 parameter. Allow invariants as base if !require_lvalue.
124 (verify_gimple_assign_single): Adjust.
126 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
128 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
129 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
130 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
131 ssaddhi3_parts and sssubhi3_parts.
132 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
134 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
137 2009-04-28 Richard Guenther <rguenther@suse.de>
139 * tree-vect-loop.c (get_initial_def_for_induction): Use
140 correct types for pointer increment.
142 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
144 * toplev.c (print_version): Update GMP version string calculation.
146 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
148 PR rtl-optimization/39938
149 * resource.c (init_resource_info): Add call to df_analyze.
151 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
153 * config/alpha/alpha.md (usegp): Cast the result of
154 alpha_find_lo_sum_using_gp to enum attr_usegp.
155 * config/alpha/alpha.c (override_options): Remove end-of-structure
156 marker element from cpu_table. Use array size of cpu_table to handle
157 -mcpu and -mtune options.
158 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
160 2009-04-28 Joseph Myers <joseph@codesourcery.com>
162 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
163 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
165 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
167 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
168 * config/rs6000/option-defaults.h: ... here. New file.
169 (OPT_64, OPT_32): Define.
170 (MASK_64BIT): Define to 0 if not already defined.
171 (OPT_ARCH64, OPT_ARCH32): Define.
172 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
175 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
177 * config/arm/arm.c (arm_override_options): Emit error on using
180 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
182 PR rtl-optimization/39914
183 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
184 registers for allocnos created from user-defined variables only
187 2009-04-28 Richard Guenther <rguenther@suse.de>
190 * fold-const.c (fold_binary): Use distribute_real_division only
193 2009-04-28 Steve Ellcey <sje@cup.hp.com>
195 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
196 add hpux-stdint.h to tm_file.
197 (hppa[12]*-*-hpux11*): Ditto.
198 (ia64*-*-hpux*): Ditto.
199 * config/hpux-stdint.h: New.
200 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
201 __STDC_EXT__ for all compiles.
202 * config/pa/pa-hpux.h: Ditto.
203 * config/pa/pa-hpux10.h: Ditto.
204 * config/pa/pa-hpux11.h: Ditto.
206 2009-04-28 Catherine Moore <clm@codesourcery.com>
208 * debug.h (set_name): Add comment.
210 2009-04-28 Andrew Pinski <pinskia@gmail.com>
213 * config/darwin.c (machopic_gen_offset): Check
214 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
215 * config/arm/arm.c (require_pic_register): Likewise.
217 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
219 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
220 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
221 m32c_promote_prototypes): Delete.
223 2009-04-28 Michael Matz <matz@suse.de>
226 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
229 2009-04-28 Richard Guenther <rguenther@suse.de>
231 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
233 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
235 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
236 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
237 * config/arm/arm-tune.md: Regenerate.
239 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
241 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
242 block if there are complex incoming edges.
243 (sel_merge_blocks): Remove useless assert.
244 (sel_redirect_edge_and_branch): Check that edge was redirected.
245 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
246 (sel_find_rgns): Delete declaration.
247 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
248 the region when it is not a preheader.
250 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
253 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
255 2009-04-28 Richard Guenther <rguenther@suse.de>
257 * tree.h (SSA_NAME_VALUE): Remove.
258 (struct tree_ssa_name): Remove value_handle member.
259 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
260 array for jump threading.
261 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
263 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
264 * tree-flow.h (threadedge_initialize_values): Declare.
265 (threadedge_finalize_values): Likewise.
266 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
267 (SSA_NAME_VALUE): Define.
268 (threadedge_initialize_values): New function.
269 (threadedge_finalize_values): Likewise.
270 * tree-ssa-dom.c (ssa_name_values): New global variable.
271 (SSA_NAME_VALUE): Define.
272 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
274 2009-04-28 Ira Rosen <irar@il.ibm.com>
276 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
277 Use REPORT_VECTORIZED_LOCATIONS instead
278 REPORT_VECTORIZED_LOOPS.
279 * tree-vectorizer.c (vect_verbosity_level): Make static.
280 (vect_loop_location): Rename to vect_location.
281 (vect_set_verbosity_level): Update comment.
282 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
284 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
285 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
286 instead REPORT_UNVECTORIZED_LOOPS.
287 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
288 vect_loop_def to vect_external_def and vect_internal_def.
289 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
290 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
291 REPORT_UNVECTORIZED_LOCATIONS.
292 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
293 and vect_used_in_loop and to vect_unused_in_scope and
295 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
296 (vect_verbosity_level): Remove declaration.
297 (vect_analyze_operations): Likewise.
298 (vect_analyze_stmt): Declare.
299 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
300 REPORT_UNVECTORIZED_LOCATIONS.
301 (vect_get_loop_niters): Fix indentation.
302 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
303 (vect_analyze_loop_operations): New function.
304 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
305 vect_analyze_operations.
306 (vect_is_simple_reduction): Use new names.
307 (vectorizable_live_operation, vect_transform_loop): Likewise.
308 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
309 specify whether the data references can be a part of interleaving chain.
310 (vect_analyze_data_ref_dependence): Use new names.
311 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
312 (vect_create_addr_base_for_vector_ref): Remove redundant code.
313 * tree-vect-patterns.c (widened_name_p): Use new names.
314 (vect_recog_dot_prod_pattern): Likewise.
315 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
316 (process_use, vect_mark_stmts_to_be_vectorized,
317 vect_model_simple_cost, vect_model_store_cost,
318 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
319 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
320 vectorizable_operation, vectorizable_type_demotion,
321 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
322 vectorizable_condition): Likewise.
323 (vect_analyze_operations): Split into vect_analyze_loop_operations
325 (vect_analyze_stmt): ... new function.
326 (new_stmt_vec_info): Use new names.
327 (vect_is_simple_use): Use new names and fix comment.
328 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
329 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
331 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
334 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
335 and integer modes for x87 operands. Do not ICE for unsupported size,
336 generate error instead. Generate error for unsupported operand types.
337 ['z']: Do not handle HImode memory operands specially. Warning
338 for floating-point operands. Fallthru to 'Z' for unsupported operand
339 types. Do not ICE for unsupported size, generate error instead.
340 (output_387_binary_op): Use %Z to output operands.
341 (output_fp_compare): Ditto.
342 (output_387_reg_move): Ditto.
344 2009-04-28 Ben Elliston <bje@au.ibm.com>
349 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
351 * builtins.c (c_strlen): Do not warn here.
352 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
353 * c-common.c (pointer_int_sum): Take an explicit location.
354 Warn about offsets out of bounds.
355 * c-common.h (pointer_int_sum): Adjust declaration.
357 2009-04-27 Ian Lance Taylor <iant@google.com>
359 * collect2.c (is_ctor_dtor): Change type of ret field in struct
361 * dce.c (run_fast_df_dce): Change type of old_flags to int.
362 * df-core.c (df_set_flags): Change return type to int. Change
363 type of old_flags to int.
364 (df_clear_flags): Likewise.
365 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
366 (df_get_conditional_uses): Likewise.
367 * df.h (df_set_flags, df_clear_flags): Update declarations.
368 * dwarf2out.c (struct indirect_string_node): Change type of form
369 field to enum dwarf_form.
370 (AT_string_form): Change return type to enum dwarf_form.
371 * fixed-value.c (fixed_compare): Add cast to enum type.
372 * fwprop.c (update_df): Change 0 to VOIDmode.
373 * gensupport.c: Change 0 to UNKNOWN.
374 * gimple.h (gimple_cond_code): Add cast to enum type.
375 * haifa-sched.c (reemit_notes): Add cast to enum type.
376 * hooks.c (hook_int_void_no_regs): Remove function.
377 * hooks.h (hook_int_void_no_regs): Remove declaration.
378 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
379 * predict.c (combine_predictions_for_insn): Add casts to enum type.
380 * real.c (real_arithmetic): Add cast to enum type.
381 (real_compare): Likewise.
382 * target.h (struct gcc_target): Change return type of
383 branch_target_register_class to enum reg_class.
384 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
385 default_branch_target_register_class.
386 * targhooks.c (default_branch_target_register_class): New function.
387 * targhooks.h (default_branch_target_register_class): Declare.
388 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
389 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
391 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
393 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
394 vect_uninitialized_def. Change 0 to ERROR_MARK.
395 * tree-vect-stmts.c (supportable_widening_operation): Don't
396 initialize icode1 and icode2.
397 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
398 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
400 (cmn_err_flag_specs): Change 0 to STD_C89.
401 (cmn_err_char_table): Likewise.
402 * config/arm/arm.c (get_arm_condition_code): Change type of code
403 to enum arm_cond_code.
404 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
405 (IWMMXT_BUILTIN2): Likewise.
406 (neon_builtin_type_bits): Don't define typedef.
407 (neon_builtin_datum): Change type of bits field to int.
408 (arm_expand_neon_args): Add cast to enum type.
409 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
411 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
413 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
415 * config/mips/mips.md (jal_macro): Return enum constant.
416 (single_insn): Likewise.
417 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
419 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
421 * config/s390/s390.c (s390_tune_flags): Change type to int.
422 (s390_arch_flags): Likewise.
423 (s390_handle_arch_option): Change flags field of struct pta to int.
424 * config/s390/s390.h (s390_tune_flags): Update declaration.
425 (s390_arch_flags): Likewise.
426 * config/sh/sh.c (prepare_move_operands): Compare
427 tls_symbolic_operand result with enum constant.
428 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
429 (sh_expand_prologue): Add cast to enum type.
430 (sh_expand_epilogue): Likewise.
431 (tls_symbolic_operand): Change return type to enum tls_model.
432 (fpscr_set_from_mem): Add cast to enum type.
433 (legitimize_pic_address): Compare tls_symbolic_operand result with
435 (sh_target_reg_class): Change return type to enum reg_class.
436 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
438 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
439 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
440 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
441 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
442 (delayed_branch, tls_call_delay): Likewise.
443 (eligible_for_sibcall_delay): Likewise.
444 (eligible_for_return_delay): Likewise.
445 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
446 (spu_expand_builtin_1): Likewise.
448 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
449 for all types of conversions.
450 (output_init_element): Issue -Wc++-compat warning if needed when
451 initializing a bitfield with enum type.
452 * c-parser.c (c_parser_expression): Set original_type to
453 original_type of right hand operand of comman operator.
455 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
457 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
459 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
460 * doc/cpp.texi (Standard Predefined Macros)
461 (Implementation-defined behavior): Likewise.
462 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
463 * doc/gimple.texi (GIMPLE Exception Handling)
464 (@code{GIMPLE_ASSIGN}): Likewise.
465 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
466 * doc/invoke.texi (Warning Options, Optimize Options)
467 (AVR Options, Darwin Options): Likewise.
468 (Optimize Options): Reformulate -fwhole-program description.
469 * doc/loop.texi (Lambda): Likewise.
470 * doc/md.texi (Output Template, Define Constraints)
471 (Standard Names, Insn Splitting): Likewise.
472 * doc/options.texi (Option properties): Likewise.
473 * doc/passes.texi (Tree-SSA passes): Likewise.
474 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
475 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
476 (File Names and DBX): Likewise.
477 * doc/trouble.texi (Incompatibilities): Likewise.
479 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
481 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
482 instruction is correct.
484 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
486 Allow non-constant arguments to conversion intrinsics.
487 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
488 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
489 * spu.c (print_operand): Handle 'v' and 'w'.
490 (exp2_immediate_p, spu_gen_exp2): Define.
491 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
492 spu_convtf_1): Update parameter descriptions.
493 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
494 * constraints.md ('v', 'w'): New.
495 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
497 (i2f, I2F): New define_mode_attr.
498 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
499 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
500 fixuns_truncv4sfv4si2): Update to use mode attribute.
501 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
502 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
503 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
504 patterns for combine.
506 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
508 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
509 (cprop, hoist, pre, store_motion): New debug counters.
510 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
511 is not an RTL pass anymore.
512 (pass_profiling): Remove extern decl for pass removed in 2005.
513 (pass_gcse, pass_jump_bypass): Remove.
514 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
515 to 0 for clean state.
516 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
517 * cse.c (gate_handle_cse_after_global_opts,
518 rest_of_handle_cse_after_global_opts): New functions.
519 (pass_cse_after_global_opts): New pass, does local CSE.
520 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
521 (TV_CPROP): New timevar.
522 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
523 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
524 (gcse_main, recompute_all_luids): Remove.
525 (compute_hash_table_work): Call max_reg_num instead of reading
527 (cprop_jump): Don't set run_jump_opt_after_gcse.
528 (constprop_register): Always allow to alter jumps.
529 (cprop_insn): Likewise.
530 (do_local_cprop): Likewise.
531 (local_cprop_pass): Likewise. Return non-zero if something changed.
532 (cprop): Remove function, fold interesting bits into one_cprop_pass.
533 (find_implicit_sets): Add note about missed optimization opportunity.
534 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
535 pass_rtl_cprop execute function.
536 Don't bother tracking the pass number, each pass gets its own dumpfile
538 Always allow to alter jumpsand bypass jumps.
539 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
540 will just find no suitable set.
541 (pre_edge_insert): Fix dumping, this function is for PRE only.
542 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
543 pass_rtl_pre execute function.
544 (hoist_code): Return non-zero if something changed. Keep track of
545 substitutions and insertions for statistics gathering similar to PRE.
546 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
547 called from the pass_rtl_hoist execute function. Show pass statistics.
548 (compute_store_table): Use max_reg_num directly instead of using the
549 formerly global max_gcse_regno.
550 (build_store_vectors): Likewise.
551 (replace_store_insn): Fix dumping.
552 (store_motion): Rename to ...
553 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
554 pass, called from the pass_rtl_store_motion execute function. Keep
555 track of substitutions and insertions for statistics gathering similar
557 (bypass_jumps): Remove, fold interesting bits into ...
558 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
559 from the pass_rtl_cprop execute function.
560 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
561 pass_jump_bypass): Remove.
562 (gate_handle_gcse, rest_of_handle_gcse): Remove.
563 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
564 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
565 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
566 (gate_rtl_store_motion, execute_rtl_store_motion,
567 pass_rtl_store_motion): New.
568 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
569 make it clear that -fcse-skip-blocks is a no-op for backward compat.
570 * passes.c (init_optimization_passes): Remove pass_gcse and
571 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
572 and cse_after_global_opts in place of pass_gcse. Schedule cprop
573 instead of pass_jump_bypass.
575 2009-04-27 Richard Guenther <rguenther@suse.de>
578 * gimplify.c (gimplify_expr): If we are required to create
579 a temporary make sure it ends up as register.
581 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
584 * config/i386/i386.c (construct_container): Don't call
585 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
586 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
588 2009-04-27 Michael Matz <matz@suse.de>
590 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
591 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
592 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
593 (dump_replaceable_exprs): Take a bitmap.
594 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
596 (expand_gimple_basic_block): Likewise.
597 * tree-ssa-ter.c (struct temp_expr_table_d): Make
598 replaceable_expressions member a bitmap.
599 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
600 (mark_replaceable): Likewise.
601 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
602 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
604 2009-04-27 Richard Guenther <rguenther@suse.de>
606 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
607 (verify_stmts): Dispatch to gimple/type verification code.
608 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
609 issue with call argument types.
611 2009-04-27 Michael Matz <matz@suse.de>
613 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
614 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
617 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
618 Eric Botcazou <ebotcazou@adacore.com>
620 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
621 a label's basic block.
622 (mark_target_live_regs): Tidy and rework obsolete comments.
623 Change back DF problem to LIVE. If a label starts a basic block,
624 assume that all registers that used to be live then still are.
625 (init_resource_info): If a label starts a basic block, set its
626 BLOCK_FOR_INSN accordingly.
627 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
629 2009-04-27 Richard Guenther <rguenther@suse.de>
631 * tree-flow-inline.h (function_ann): Remove.
632 (get_function_ann): Likewise.
633 * tree-dfa.c (create_function_ann): Remove.
634 * tree-flow.h (struct static_var_ann_d): Remove.
635 (struct function_ann_d): Likewise.
636 (union tree_ann_d): Remove fdecl member.
637 (function_ann_t): Remove.
638 (function_ann, get_function_ann, create_function_ann): Remove
641 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
643 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
645 2009-04-27 Jan Hubicka <jh@suse.cz>
647 * ipa-pure-const.c (struct funct_state_d): New fields
648 state_previously_known, looping_previously_known; remove
650 (analyze_function): Use new fields.
651 (propagate): Avoid assumption that state_set_in_source imply
654 * tree-ssa-loop-niter.c (finite_loop_p): New function.
655 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
656 * cfgloop.h (finite_loop_p): Declare.
658 2009-04-26 Michael Matz <matz@suse.de>
660 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
662 2009-04-26 Michael Matz <matz@suse.de>
664 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
665 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
666 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
667 pass_mark_used_blocks): Remove.
668 * tree-optimize.c (pass_free_datastructures,
669 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
670 * passes.c (init_optimization_passes): Don't call
671 pass_mark_used_blocks, remove dead code.
673 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
675 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
676 * tree-ssa-live.h (register_ssa_partition): Likewise.
678 2009-04-26 Michael Matz <matz@suse.de>
681 * builtins.c (fold_builtin_next_arg): Handle SSA names.
682 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
683 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
685 (compare_pairs): Swap cost comparison.
686 (coalesce_ssa_name): Don't use change_partition_var.
687 * tree-nrv.c (struct nrv_data): Add modified member.
688 (finalize_nrv_r): Set it.
689 (tree_nrv): Use it to update statements.
690 (pass_nrv): Require PROP_ssa.
691 * tree-mudflap.c (mf_decl_cache_locals,
692 mf_build_check_statement_for): Use make_rename_temp.
693 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
694 * alias.c (find_base_decl): Handle SSA names.
695 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
696 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
697 * rtl.h (set_reg_attrs_for_parm): Declare.
698 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
699 to "optimized", remove unused locals at finish.
700 (execute_free_datastructures): Make global, call
701 delete_tree_cfg_annotations.
702 (execute_free_cfg_annotations): Don't call
703 delete_tree_cfg_annotations.
705 * ssaexpand.h: New file.
706 * expr.c (toplevel): Include ssaexpand.h.
707 (expand_assignment): Handle SSA names the same as register variables.
708 (expand_expr_real_1): Expand SSA names.
709 * cfgexpand.c (toplevel): Include ssaexpand.h.
710 (SA): New global variable.
711 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
713 (set_rtl): New helper function.
714 (add_stack_var): Deal with SSA names, use set_rtl.
715 (expand_one_stack_var_at): Likewise.
716 (expand_one_stack_var): Deal with SSA names.
717 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
718 before unique numbers.
719 (expand_stack_vars): Use set_rtl.
720 (expand_one_var): Accept SSA names, add asserts for them, feed them
721 to above subroutines.
722 (expand_used_vars): Expand all partitions (without default defs),
723 then only the local decls (ignoring those expanded already).
724 (expand_gimple_cond): Remove edges when jumpif() expands an
726 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
727 or remove abnormal edges. Ignore insns setting the LHS of a TERed
729 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
730 members of SA; deal with PARM_DECL partitions here; expand
731 all PHI nodes, free tree datastructures and SA. Commit instructions
732 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
733 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
734 info and statements at start, collect garbage at finish.
735 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
736 (VAR_ANN_PARTITION) Remove.
737 (change_partition_var): Don't declare.
738 (partition_to_var): Always return SSA names.
739 (var_to_partition): Only accept SSA names.
740 (register_ssa_partition): Only check argument.
741 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
743 (delete_var_map): Don't free it.
744 (var_union): Only accept SSA names, simplify.
745 (partition_view_init): Mark only useful SSA names as used.
746 (partition_view_fini): Only deal with SSA names.
747 (change_partition_var): Remove.
748 (dump_var_map): Use ssa_name instead of partition_to_var member.
749 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
751 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
752 (struct _elim_graph): New member const_dests; nodes member vector of
754 (set_location_for_edge): New static helper.
755 (create_temp): Remove.
756 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
757 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
758 (new_elim_graph): Allocate const_dests member.
759 (clean_elim_graph): Truncate const_dests member.
760 (delete_elim_graph): Free const_dests member.
761 (elim_graph_size): Adapt to new type of nodes member.
762 (elim_graph_add_node): Likewise.
763 (eliminate_name): Likewise.
764 (eliminate_build): Don't take basic block argument, deal only with
765 partition numbers, not variables.
766 (get_temp_reg): New static helper.
767 (elim_create): Use it, deal with RTL temporaries instead of trees.
768 (eliminate_phi): Adjust all calls to new signature.
769 (assign_vars, replace_use_variable, replace_def_variable): Remove.
770 (rewrite_trees): Only do checking.
771 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
772 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
773 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
774 contains_tree_r, MAX_STMTS_IN_LATCH,
775 process_single_block_loop_latch, analyze_edges_for_bb,
776 perform_edge_inserts): Remove.
777 (expand_phi_nodes): New global function.
778 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
779 functions, initialize new parameter, remember partitions having a
781 (finish_out_of_ssa): New global function.
782 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
783 don't reset in_ssa_p here, don't disable TER when mudflap.
784 (pass_del_ssa): Remove.
785 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
787 (execute_free_datastructures): Declare.
788 * Makefile.in (SSAEXPAND_H): New variable.
789 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
790 * basic-block.h (commit_one_edge_insertion): Declare.
791 * passes.c (init_optimization_passes): Move pass_nrv and
792 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
793 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
794 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
795 (redirect_branch_edge): Deal with super block when expanding, split
796 out jump patching itself into ...
797 (patch_jump_insn): ... here, new static helper.
799 2009-04-26 Michael Matz <matz@suse.de>
801 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
802 beyond num_ssa_names.
803 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
804 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
806 2009-04-26 Jakub Jelinek <jakub@redhat.com>
809 * fwprop.c (forward_propagate_asm): New function.
810 (forward_propagate_and_simplify): Propagate also into __asm, if it
811 doesn't increase the number of referenced registers.
814 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
816 2009-04-26 Jakub Jelinek <jakub@redhat.com>
818 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
819 note_nonlocal_vla_type for nonlocal VLAs.
820 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
821 contains_remapped_vars, remap_vla_decls): New functions.
822 (convert_nonlocal_reference_stmt): If not optimizing, call
823 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
824 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
825 if it wasn't found in var_map.
826 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
827 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
828 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
830 * gimplify.c (nonlocal_vlas): New variable.
831 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
833 (gimplify_body): Create and destroy nonlocal_vlas.
835 * dwarf2out.c (loc_descr_plus_const): New function.
836 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
837 mem_loc_descriptor, loc_descriptor_from_tree_1,
838 descr_info_loc, gen_variable_die): Use it.
840 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
841 !TREE_STATIC VAR_DECLs.
842 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
843 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
844 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
845 DECL_BY_REFERENCE is valid.
846 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
847 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
848 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
849 Copy DECL_BY_REFERENCE.
850 (struct nesting_copy_body_data): New type.
851 (nesting_copy_decl): New function.
852 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
853 if they have variable length.
855 2009-04-26 Michael Matz <matz@suse.de>
857 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
858 mark new temporaries for renaming.
860 2009-04-26 Joseph Myers <joseph@codesourcery.com>
863 * c-decl.c (global_bindings_p): Return negative value.
864 (c_variable_size): New. Based on variable_size from
866 (grokdeclarator): Call c_variable_size not variable_size.
868 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/i386.c (print_operand) ['z']: Fix typo.
872 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
874 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
875 Redefine it to just use mingw/include.
876 (ASM_SPEC): Rules for -m32 and -m64.
877 (LINK_SPEC): Use Likewise.
878 (SPEC_32): New define.
880 (SUB_LINK_SPEC): Likewise.
881 (MULTILIB_DEFAULTS): New define.
882 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
883 Add multilib options.
884 (MULTILIB_DIRNAMES): Likewise.
885 (MULTILIB_OSDIRNAMES): Likewise.
887 (INSTALL_LIBGCC): Likewise.
889 2009-04-26 Joseph Myers <joseph@codesourcery.com>
892 * c-tree.h (enum c_inline_static_type): New.
893 (record_inline_static): Declare.
894 * c-decl.c (struct c_inline_static, c_inline_statics,
895 record_inline_static, check_inline_statics): New.
896 (pop_file_scope): Call check_inline_statics.
897 (start_decl): Call record_inline_static instead of pedwarning
898 directly for static in inline function.
899 * c-typeck.c (build_external_ref): Call record_inline_static
900 instead of pedwarning directly for static referenced in inline
903 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
905 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
906 not new but only being rescanned.
907 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
908 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
909 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
910 record_set_info, compute_set, grealloc): Remove.
911 (recompute_all_luids): New function.
912 (gcse_main): Don't compute sets, and don't do related memory
913 allocations/free-ing. If something changed before the end of the
914 pass, update LUIDs using recompute_all_luids.
915 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
916 (free_gcse_mem): Don't free it either.
917 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
918 Use the df insn LUIDs.
919 (load_killed_in_block): Likewise.
920 (compute_hash_table_work): Don't compute reg_set_in_block.
921 (compute_transp): Use DF_REG_DEF_CHAINs.
922 (local_cprop_pass): Don't use compute_sets and related functions.
923 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
924 Use get_max_uid() instead of max_cuid.
925 (insert_insn_end_basic_block, pre_insert_copy_insn,
926 update_ld_motion_stores): Don't try to
927 keep reg_set tables up to date.
928 (pre_insert_copies): Use df insn LUIDs.
929 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
930 (reg_set_info): Don't use extra bitmap argument.
931 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
932 information to compute regs_set_in_block.
933 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
934 (bypass_jumps): Don't use compute_sets and friends.
936 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
939 * opts.c (undocumented_msg): Do not leave blank even with
942 2009-04-25 Joseph Myers <joseph@codesourcery.com>
944 * c-decl.c (build_enumerator): Allow values folding to integer
945 constants but not integer constant expressions with a pedwarn if
948 2009-04-25 Joseph Myers <joseph@codesourcery.com>
951 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
952 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
953 type is an integer constant.
955 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.c (print_operand) ['z']: Revert handling of
961 2009-04-25 Joseph Myers <joseph@codesourcery.com>
964 * c-decl.c (grokdeclarator): Diagnose declarations of functions
965 with variably modified return type and no storage class
966 specifiers, except for the case of nested functions. Distinguish
967 extern declarations of functions with variably modified return
968 types from those of objects with variably modified types.
970 2009-04-25 Jan Hubicka <jh@suse.cz>
972 * tree.c (list_equal_p): New function.
973 * tree.h (list_equal_p): Declare.
974 * coretypes.h (edge_def, edge, const_edge, basic_block_def
975 basic_block_def, basic_block, const_basic_block): New.
976 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
977 (redirect_eh_edge): New function.
978 (make_eh_edge_update_phi): EH edges are not abnormal.
979 * except.c: Include tree-flow.h.
980 (list_match): New function.
981 (eh_region_replaceable_by_p): New function.
982 (replace_region): New function.
983 (hash_type_list): New function.
984 (hash_eh_region): New function.
985 (eh_regions_equal_p): New function.
986 (merge_peers): New function.
987 (remove_unreachable_regions): Verify EH tree when checking;
989 (copy_eh_region_1): New function.
990 (copy_eh_region): New function.
991 (push_reachable_handler): New function.
992 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
993 regions without label but with live RESX.
994 * except.h (redirect_eh_edge_to_label): New.
995 * tree-flow.h (redirect_eh_edge): New.
996 * coretypes.h (edge_def, edge, const_edge, basic_block_def
997 basic_block_def, basic_block, const_basic_block): Remove.
998 * Makefile.in (except.o): Add dependency on tree-flow.h
999 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
1000 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
1003 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
1006 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
1007 on the destination of memcpy.
1009 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
1011 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
1012 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
1013 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
1015 2009-04-25 Jan Hubicka <jh@suse.cz>
1017 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
1018 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
1019 to be reached by different label than left.
1020 (update_eh_edges): Update comment; remove edge_to_remove if possible
1021 and return true if suceeded.
1022 (cleanup_empty_eh): Accept sharing map; handle shared regions.
1023 (cleanup_eh): Compute sharing map.
1024 * except.c (remove_eh_handler_and_replace): Add argument if we should
1026 (remove_unreachable_regions): Update for label sharing.
1027 (label_to_region_map): Likewise.
1028 (get_next_region_sharing_label): New function.
1029 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
1031 (remove_eh_handler): Update.
1032 (remove_eh_region_and_replace_by_outer_of): New function.
1033 * except.h (struct eh_region): Add next_region_sharing_label.
1034 (remove_eh_region_and_replace_by_outer_of,
1035 get_next_region_sharing_label): Declare.
1036 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
1038 2009-04-25 Jan Hubicka <jh@suse.cz>
1040 * tree-cfg.c (split_critical_edges): Split also edges where we can't
1041 insert code even if they are not critical.
1043 2009-04-25 Jan Hubicka <jh@suse.cz>
1045 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1046 (gimple_can_remove_branch_p): EH edges won't remove branch by
1048 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
1049 updating of non-abnormal EH edges.
1050 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
1051 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
1052 (split_critical_edges): Split also edges where emitting code on them
1053 will lead to splitting later.
1055 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
1056 H.J. Lu <hongjiu.lu@intel.com>
1059 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
1060 the configured assembler supports fildq and fistpq mnemonics.
1061 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
1062 * configure: Regenerated.
1065 * config/i386/i386.c (print_operand): Handle 'Z'.
1066 ['z']: Remove handling of special fild/fist suffixes.
1067 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1068 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1069 suffix of fild insn.
1070 (*floatsi<mode>2_vector_mixed): Ditto.
1071 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1072 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1073 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1074 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1075 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1077 2009-04-25 Ben Elliston <bje@au.ibm.com>
1079 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1080 the source of a set operation.
1082 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1084 * target.h (struct gcc_target): Add case_values_threshold field.
1085 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1086 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1087 * targhooks.c (default_case_values_threshold): New function.
1088 * targhooks.h (default_case_values_threshold): Declare function.
1089 * stmt.c (expand_case): Use case_values_threshold target hook.
1090 * expr.h (case_values_threshold): Remove declartation.
1091 * expr.c (case_values_threshold): Remove function.
1092 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1094 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1095 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1096 (avr_case_values_threshold): Declare as static.
1097 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1099 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1100 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1101 (mn10300_case_values_threshold): New function.
1103 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1105 * ira.c (setup_cover_and_important_classes): Add enum cast.
1107 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1109 * genpreds.c (write_enum_constraint_num): Output definition of
1110 CONSTRAINT_NUM_DEFINED_P macro.
1111 * ira.c (setup_cover_and_important_classes): Use
1112 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1114 2009-04-24 DJ Delorie <dj@redhat.com>
1116 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1117 __SH2A_SINGLE_ONLY__ also.
1119 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1121 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1122 (movdf_internal): Ditto.
1123 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1124 SFmode and DFmode constants.
1125 (ia64_print_operand): Add 'G' format for printing
1126 floating point constants.
1128 2009-04-24 Richard Guenther <rguenther@suse.de>
1130 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1131 from unsigned additions.
1133 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1135 * c-typeck.c (set_init_index): Allow array designators that are
1136 not integer constant expressions with a pedwarn if pedantic.
1138 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1140 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1141 zero if no overlap in nonzero bits between the operands.
1143 2009-04-24 Ian Lance Taylor <iant@google.com>
1145 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1146 (record_dead_and_set_regs): Likewise.
1147 * df.h (struct df_mw_hardreg): Change flags field to int.
1148 (struct df_base_ref): Likewise.
1149 (struct df): Change changeable_flags field to int.
1150 * df-scan.c (df_defs_record): Change clobber_flags to int.
1151 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1152 constants rather than #define macros.
1153 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1154 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1155 (enum dwarf_calling_convention): Likewise.
1156 (enum dwarf_line_number_x_ops): Likewise.
1157 (enum dwarf_call_frame_info): Likewise.
1158 (enum dwarf_source_language): Likewise.
1159 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1160 (add_calling_convention_attribute): Likewise.
1161 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1162 (combine_comparisons): Change compcode to int. Add cast to enum type.
1163 * genrecog.c (maybe_both_true_2): Change c to int.
1164 (write_switch): Likewise. Add cast to enum type.
1165 * gimplify.c (gimplify_omp_for): Handle return values from
1166 gimplify_expr using MIN rather than bitwise or.
1167 (gimplify_expr): Add cast to enum type.
1168 * ipa-prop.c (update_jump_functions_after_inlining): Change
1169 IPA_BOTTOM to IPA_JF_UNKNOWN.
1170 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1171 Add casts to enum type.
1172 (setup_cover_and_important_classes): Change cl to int. Add casts
1174 (setup_class_translate): Change cl and mode to int.
1175 (ira_init_once): Change mode to int.
1176 (free_register_move_costs): Likewise.
1177 (setup_prohibited_mode_move_regs): Add casts to enum type.
1178 * langhooks.c (add_builtin_function_common): Rework assertion that
1179 value fits bitfield.
1180 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1181 * omega.c (omega_do_elimination): Avoid math on enum types.
1182 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1183 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1184 int local to handle integral_argment value.
1185 * regmove.c (try_auto_increment): Change PUT_MODE to
1187 * reload.c (push_secondary_reload): Add casts to enum type.
1188 (secondary_reload_class, find_valid_class): Likewise.
1189 * reload1.c (emit_input_reload_insns): Likewise.
1190 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1191 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1192 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1194 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1195 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1197 (expand_complex_libcall): Add casts to enum type.
1198 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1199 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1200 with ERROR_MARK, not NUM_TREE_CODES.
1201 (vect_create_epilog_for_reduction): Likewise.
1202 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1203 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1204 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1206 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1207 vect_unused_in_loop. Change 0 to loop_vect.
1208 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1209 * var-tracking.c (get_init_value): Change return type to enum
1211 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1212 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1214 (arm_override_options): Add casts to enum type.
1215 (arm_emit_tls_decoration): Likewise.
1216 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1218 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1219 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1220 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1222 * config/s390/s390.c (code_for_builtin_64): Change to array of
1224 (code_for_builtin_31): Likewise.
1225 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1227 * config/sparc/sparc.c (sparc_override_options): Change value
1228 field in struct code_model to enum cmodel. In initializer change
1229 0 to NULL and add cast to enum type.
1231 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1232 Change all callers. Issue a -Wc++-compat warning using
1233 lhs_origtype if necessary.
1234 (convert_for_assignment): Issue -Wc++-compat warnings about
1235 invalid conversions to enum type on assignment.
1236 * c-common.h (build_modify_expr): Update declaration.
1238 2009-04-24 Nick Clifton <nickc@redhat.com>
1240 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1241 (function_arg_advance): Likewise.
1242 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1245 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1247 * config/s390/constraints.md ('I', 'J'): Fix condition.
1249 2009-04-24 Diego Novillo <dnovillo@google.com>
1251 * gengtype-parse.c (parse_error): Add newline after message.
1253 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1255 * config/i386/sse.md (avxmodesuffixs): Removed.
1256 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1257 (*avx_pinsr<ssevecsize>): This.
1259 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1261 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1262 follow chains of regs with a single definition, and allow expressions
1263 that are function_invariant_p.
1264 (simple_rhs_p): Allow expressions that are function_invariant_p.
1266 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1269 * fold-const.c (fold_cond_expr_with_comparison): When folding
1270 > and >= to MAX, make sure the MAX uses the same type as the
1271 comparison's operands.
1273 2009-04-24 Nick Clifton <nickc@redhat.com>
1275 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1276 addressing for DImode accesses.
1277 (frv_print_operand_address): Handle PLUS case.
1278 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1280 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1282 PR rtl-optimization/39794
1283 * alias.c (canon_true_dependence): Add x_addr argument.
1284 * rtl.h (canon_true_dependence): Adjust prototype.
1285 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1286 * cselib.c (cselib_invalidate_mem): Likewise.
1287 * gcse.c (compute_transp): Likewise.
1288 * dse.c (scan_reads_nospill): Likewise.
1289 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1290 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1291 canon_base_addr of the group, plus optional offset.
1292 (struct group_info): Rename canon_base_mem to
1294 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1295 canon_rtx of base_mem.
1297 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1299 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1300 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1302 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1304 * config/spu/spu-builtins.h: Delete file.
1306 * config/spu/spu.h (enum spu_builtin_type): Move here from
1308 (struct spu_builtin_description): Likewise. Add GTY marker.
1309 Do not use enum spu_function_code or enum insn_code.
1310 (spu_builtins): Add extern declaration.
1312 * config/spu/spu.c: Do not include "spu-builtins.h".
1313 (enum spu_function_code, enum spu_builtin_type_index,
1314 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1315 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1316 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1317 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1318 (spu_builtin_types): Make static. Add GTY marker.
1319 (spu_builtins): Add extern declaration with GTY marker.
1322 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1323 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1324 Check programmatically whether all parameters are scalar.
1326 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1328 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1330 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1331 assignment from the constructor either if the target is volatile.
1333 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1335 * config/arm/arm.md (insv): Do not share operands[0].
1337 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1339 * config/vxlib-tls.c (active_tls_threads): Delete.
1340 (delete_hook_installed): New.
1341 (tls_delete_hook): Don't delete the delete hook.
1342 (tls_destructor): Delete it here.
1343 (__gthread_set_specific): Adjust installing the delete hook.
1344 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1345 __gthread_leave_tsd_dtor_context.
1347 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1349 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1351 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1353 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1355 (alpha_rtx_costs): Ditto.
1356 (emit_unlikely_jump): Use add_reg_note.
1357 (emit_frame_store_1): Ditto.
1358 (alpha_expand_prologue): Ditto.
1359 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1360 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1362 2009-04-23 Nick Clifton <nickc@redhat.com>
1364 * config/v850/v850.md (epilogue): Remove suppressed code.
1365 (return): Rename to return_simple and remove test of frame size.
1366 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1367 to gen_return_simple.
1369 2009-04-22 Jing Yu <jingyu@google.com>
1372 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1374 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1377 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1378 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1379 value is a VECTOR_CST, the element type is the element type of the
1382 2009-04-22 DJ Delorie <dj@redhat.com>
1384 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1386 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1388 * alias.c (find_base_term): Move around LO_SUM case, so that
1389 CONST falls through into PLUS/MINUS handling.
1392 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1393 into 0, use omit_one_operand.
1395 2009-04-23 Ben Elliston <bje@au.ibm.com>
1397 * config/rs6000/linux-unwind.h (get_regs): Remove type
1398 puns. Change the type of `pc' to an array of unsigned ints and
1399 update all users. Constify frame24.
1401 2009-04-22 DJ Delorie <dj@redhat.com>
1403 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1404 declarations before code.
1405 (current_function_special_page_vector): Likewise.
1406 (m32c_expand_insv): Silence a warning.
1408 2009-04-21 Taras Glek <tglek@mozilla.com>
1410 * alias.c: Update GTY annotations to new syntax.
1411 * basic-block.h: Likewise.
1412 * bitmap.h: Likewise.
1413 * c-common.h: Likewise.
1414 * c-decl.c: Likewise.
1415 * c-parser.c: Likewise.
1416 * c-pragma.c: Likewise.
1417 * c-tree.h: Likewise.
1418 * cfgloop.h: Likewise.
1419 * cgraph.h: Likewise.
1420 * config/alpha/alpha.c: Likewise.
1421 * config/arm/arm.h: Likewise.
1422 * config/avr/avr.h: Likewise.
1423 * config/bfin/bfin.c: Likewise.
1424 * config/cris/cris.c: Likewise.
1425 * config/darwin.c: Likewise.
1426 * config/frv/frv.c: Likewise.
1427 * config/i386/i386.c: Likewise.
1428 * config/i386/i386.h: Likewise.
1429 * config/i386/winnt.c: Likewise.
1430 * config/ia64/ia64.h: Likewise.
1431 * config/iq2000/iq2000.c: Likewise.
1432 * config/mips/mips.c: Likewise.
1433 * config/mmix/mmix.h: Likewise.
1434 * config/pa/pa.c: Likewise.
1435 * config/pa/pa.h: Likewise.
1436 * config/rs6000/rs6000.c: Likewise.
1437 * config/s390/s390.c: Likewise.
1438 * config/sparc/sparc.c: Likewise.
1439 * config/xtensa/xtensa.c: Likewise.
1440 * cselib.h: Likewise.
1441 * dbxout.c: Likewise.
1442 * dwarf2out.c: Likewise.
1443 * except.c: Likewise.
1444 * except.h: Likewise.
1445 * fixed-value.h: Likewise.
1446 * function.c: Likewise.
1447 * function.h: Likewise.
1448 * gimple.h: Likewise.
1449 * integrate.c: Likewise.
1450 * optabs.c: Likewise.
1451 * output.h: Likewise.
1454 * stringpool.c: Likewise.
1455 * tree-data-ref.c: Likewise.
1456 * tree-flow.h: Likewise.
1457 * tree-scalar-evolution.c: Likewise.
1458 * tree-ssa-address.c: Likewise.
1459 * tree-ssa-alias.h: Likewise.
1460 * tree-ssa-operands.h: Likewise.
1463 * varasm.c: Likewise.
1464 * varray.h: Likewise.
1466 * coretypes.h: Do not define GTY macro if it is already defined.
1467 * doc/gty.texi: Update GTY documentation to new syntax.
1468 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1469 annotations on structs.
1470 * gengtype-parse.c: Likewise.
1472 2009-04-22 Mark Heffernan <meheff@google.com>
1474 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1476 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1478 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1481 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1483 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1484 the same as a PLUS without a shift. Increase the cost of a
1487 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1489 * Makefile.in: Update dependencies.
1490 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1491 * errors.h: Remove bogus comment about compatibility.
1492 (warning): Update declaration.
1493 * genautomata.c: Update all calls to warning.
1494 * gimple.c: Do not include errors.h. Include toplev.h.
1495 * tree-ssa-structalias.c: Do not include errors.h.
1496 * omega.c: Likewise.
1497 * tree-ssa-reassoc.c: Likewise.
1498 * config/spu/spu-c.c: Likewise.
1499 * config/spu/t-spu-elf: Update dependencies.
1501 2009-04-22 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/39824
1504 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1505 make sure the types are compatible.
1507 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1510 * c-common.c (c_parse_error): Take a token_flags parameter.
1511 Use token_type for the token type instead.
1512 Pass token_flags to cpp_type2name.
1513 * c-common.h (c_parse_error): Update declaration.
1514 * c-parser.c (c_parser_error): Pass 0 as token flags.
1516 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1518 PR rtl-optimization/39580
1519 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1521 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1523 * function.c (expand_function_end): Do not emit a jump to the "naked"
1524 return label for fall-through returns.
1525 * except.c (sjlj_emit_function_exit): Always place the call to the
1526 unregister function at the location installed by expand_function_end.
1528 2009-04-22 Richard Guenther <rguenther@suse.de>
1530 PR tree-optimization/39845
1531 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1532 (gen_inbound_check): Likewise.
1534 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1536 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1538 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1539 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1541 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1543 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1544 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1545 shift counts to avoid out-of-bounds array accesses.
1547 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1549 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1550 (Pmode): Move above.
1552 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1554 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1555 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1556 GET_CODE macro. Use IN_RANGE macro where appropriate.
1557 * config/alpha/alpha.h: Ditto.
1558 * config/alpha/alpha.md: Ditto.
1559 * config/alpha/constraints.md: Ditto.
1560 * config/alpha/predicates.md: Ditto.
1562 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1564 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1565 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1566 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1567 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1568 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1569 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1570 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1571 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1572 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1573 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1574 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1575 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1576 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1577 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1578 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1579 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1580 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1581 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1582 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1583 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1584 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1585 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1586 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1587 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1588 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1589 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1590 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1592 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1594 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1595 references from comments.
1596 * cfgbuild.c: (count_basic_blocks): Delete.
1597 (find_basic_blocks_1): Delete.
1598 (find_basic_blocks): Delete.
1599 * except.c (finish_eh_generation): Make static. Move comment from
1600 except.h here. Remove find_basic_blocks references from comments.
1601 * except.h (finish_eh_generation): Delete.
1602 * basic-block.h (find_basic_blocks): Delete.
1603 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1605 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1607 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1608 (sdbout_parms): Likewise.
1610 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1612 * config/sh/sh.c (prepare_cbranch_operands): Use
1613 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1614 (expand_cbranchdi4): Likewise.
1615 (from_compare): Add cast to enum type.
1616 (expand_cbranchsi4): Use add_reg_note.
1617 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1618 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1619 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1620 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1621 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1622 instead of CODE_FOR_nothing.
1623 (cbranchdi4): Likewise. Fix the order of arguments for
1625 (push_fpscr): Use add_reg_note.
1626 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1627 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1629 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1631 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1632 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1633 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1634 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1635 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1636 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1637 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1638 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1639 config/alpha/x-vms, config/arc/t-arc,
1640 config/arm/README-interworking, config/arm/arm-c.c,
1641 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1642 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1643 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1644 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1645 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1646 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1647 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1648 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1649 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1650 config/cris/t-elfmulti, config/crx/t-crx,
1651 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1652 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1653 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1654 config/h8300/t-h8300, config/i386/athlon.md,
1655 config/i386/darwin-libgcc.10.4.ver,
1656 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1657 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1658 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1659 config/i386/t-linux64, config/i386/t-nwld,
1660 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1661 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1662 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1663 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1664 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1665 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1666 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1667 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1668 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1669 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1670 config/m68k/t-uclinux, config/mcore/t-mcore,
1671 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1672 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1673 config/mips/crtn.asm, config/mips/irix-crti.asm,
1674 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1675 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1676 config/mips/mips-fixed.md, config/mips/sb1.md,
1677 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1678 config/mips/t-iris6, config/mips/t-isa3264,
1679 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1680 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1681 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1682 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1683 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1684 config/mn10300/t-linux, config/mn10300/t-mn10300,
1685 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1686 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1687 config/picochip/libgccExtras/clzsi2.asm,
1688 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1689 config/rs6000/darwin-libgcc.10.4.ver,
1690 config/rs6000/darwin-libgcc.10.5.ver,
1691 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1692 config/rs6000/t-aix43, config/rs6000/t-aix52,
1693 config/rs6000/t-darwin, config/rs6000/t-fprules,
1694 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1695 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1696 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1697 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1698 config/rs6000/t-rtems, config/rs6000/t-spe,
1699 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1700 config/score/t-score-elf, config/sh/divcost-analysis,
1701 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1702 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1703 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1704 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1705 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1706 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1707 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1708 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1709 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1710 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1711 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1712 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1713 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1714 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1715 * config/h8300/genmova.sh: Include copyright and license notices
1716 in generated output.
1717 * config/h8300/mova.md: Regenerate.
1718 * doc/install.texi2html: Include word "Copyright" in copyright
1719 notice and use name "Free Software Foundation, Inc.".
1720 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1721 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1722 ChangeLog-2007, ChangeLog-2008: Correct dates.
1724 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1726 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1727 NE_EXPR operations as well.
1728 * c-parser.c (c_parser_condition): Do not set location information on
1730 (c_parser_conditional_expression): Likewise.
1731 (c_parser_binary_expression): Set location information on operators.
1732 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1733 TRUTH_NOT_EXPR has been folded.
1734 * fold-const.c (fold_truth_not_expr): Copy location information from
1735 the incoming expression to the outgoing one.
1736 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1737 recursive calls on the LHS of the operator but pass that of the
1738 operator to recursive calls on the RHS of the operator. Set it
1740 (shortcut_cond_expr): Set the locus of the operator on the second
1741 COND_EXPR and that of the expression on the first in degenerate cases.
1742 Pass the locus of the expression to calls to shortcut_cond_r.
1743 Set the locus of the 'then' block on the associated jump, if any.
1744 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1745 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1746 expression to call to gimplify_boolean_expr.
1748 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1750 * config.gcc: Add additional configuration for
1751 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1752 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1753 (CPP_SPEC): Redefine for allowing -municode option.
1754 (STARTFILE_SPEC): Likewise.
1755 * config/i386/t-mingw-w64: New.
1756 * config/i386/mingw-w64.opt: New.
1757 (municode): Add new target option.
1758 * doc/invoke.texi (municode): Add documentation for new option.
1760 2009-04-21 Ian Lance Taylor <iant@google.com>
1762 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1763 Correct test for number of arguments.
1764 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1766 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1768 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1769 argument of emit_library_call.
1771 2009-04-21 Richard Guenther <rguenther@suse.de>
1774 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1775 inside VIEW_CONVERT_EXPRs.
1777 2009-04-21 Martin Jambor <mjambor@suse.cz>
1779 * tree-switch-conversion.c (build_constructors): Split a long line.
1780 (constructor_contains_same_values_p): New function.
1781 (build_one_array): Create assigns of constants if possible, do not
1782 call mark_sym_for_renaming, call update_stmt.
1783 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1784 make_rename_temp. Do not call mark_symbols_for_renaming, call
1786 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1787 find_new_referenced_vars, call update_stmt.
1788 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1789 instead of calling make_rename_temp. Do not call
1790 find_new_referenced_vars or mark_symbols_for_renaming, call
1793 2009-04-21 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/39827
1796 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1797 (tree_ssa_phiprop): Pass the correct array size.
1799 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1801 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1803 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1806 * c-typeck.c (lvalue_p): Move declaration ...
1807 * c-common.h (lvalue_p): ... to here.
1808 * c-common.c (candidate_equal_p): New.
1809 (add_tlist): Use it.
1810 (merge_tlist): Use it.
1811 (warn_for_collisions_1): Likewise.
1812 (warning_candidate_p): Accept more candidates.
1813 (verify_tree): A warning candidate can be an expression. Use
1816 2009-04-21 Ben Elliston <bje@au.ibm.com>
1819 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1820 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1821 options. Remove -mcall-solaris documentation.
1823 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1826 * doc/invoke.texi (-Wlong-long): Update description.
1827 * c-lex (interpret_integer): Only warn if there was no previous
1828 overflow and -Wlong-long is enabled.
1829 * c-decl.c (declspecs_add_type): Drop redundant flags.
1830 * c.opt (Wlong-long): Init to -1.
1831 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1832 and front-end warn_long_long. Wlong-long only depends on other
1833 flags if it is uninitialized.
1834 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1835 the same for CPP and FE.
1836 (restore_extension_diagnostics): Likewise.
1838 2009-04-20 Ian Lance Taylor <iant@google.com>
1840 Fix enum conversions which are invalid in C++:
1841 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1842 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1843 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1844 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1845 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1846 (dbxout_parms): Likewise.
1847 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1848 (df_clear_flags): Likewise.
1849 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1850 top_flag parameter to int.
1851 (df_chain_create_bb_process_use): Likewise.
1852 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1854 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1855 (df_ref_create_structure, df_def_record_1): Likewise.
1856 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1857 (df_notes_rescan): Change 0 to VOIDmode in function call.
1858 (df_get_call_refs, df_insn_refs_collect): Likewise.
1859 (df_bb_regs_collect): Likewise.
1860 (df_entry_block_defs_collect): Likewise.
1861 (df_exit_block_uses_collect): Likewise.
1862 * df.h: Update declarations.
1863 * double-int.c (double_int_divmod): Add cast to enum type.
1864 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1865 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1866 (based_loc_descr): Likewise.
1867 (loc_descriptor_from_tree_1): Change first_op and second_op to
1868 enum dwarf_location_atom. Add cast to enum type.
1869 * expmed.c (init_expmed): Change 0 to SET in function call.
1870 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1871 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1872 (do_store_flag): Likewise.
1873 * fixed-value.h (struct fixed_value): Change mode to enum
1875 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1876 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1878 (insert_insn_decl, insert_decl, insert_state): Likewise.
1879 (automata_list_finish): Likewise.
1880 * genrecog.c (process_define_predicate): Add cast to enum type.
1881 * gensupport.c (init_predicate_table): Add cast to enum type.
1882 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1884 (gimple_build_call_1, gimple_build_label): Likewise.
1885 (gimple_build_goto, gimple_build_asm_1): Likewise.
1886 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1887 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1888 (enum fallback): Rename from enum fallback_t.
1889 (fallback_t): Typedef as int.
1890 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1891 GSI_SAME_STMT in function call.
1892 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1894 (setup_reg_class_relations): Likewise.
1895 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1896 (setup_prohibited_class_mode_regs): Add cast to enum type.
1897 (setup_prohibited_mode_move_regs): Likewise.
1898 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1899 (record_address_regs): Change i to enum reg_class.
1900 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1901 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1902 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1903 (GET_MODE_2XWIDER_MODE): Likewise.
1904 (GET_CLASS_NARROWEST_MODE): Likewise.
1905 * omp-low.c (expand_omp_for): Add cast to enum type.
1906 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1907 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1908 * postreload.c (reload_cse_simplify_operands): Change rclass local
1910 * predict.c (combine_predictions_for_insn): Change best_predictor
1911 and predictor to enum br_predictor.
1912 (combine_predictions_for_bb): Likewise.
1913 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1914 use SET_PREDICT_EXPR_OUTCOME.
1915 * real.c (real_arithmetic): Change icode to code in function call.
1916 * reginfo.c (init_move_cost): Add casts to enum type.
1917 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1918 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1920 * reload.c (find_valid_class): Add casts to enum type.
1921 (push_reload): Change 0 to NO_REGS in function call.
1922 (find_reloads): Change this_alternative to array of enum
1923 reg_class. Remove some now-unnecessary casts.
1924 (make_memloc): Change 0 to VOIDmode in function call.
1925 * reload1.c (reload): Change 0 to VOIDmode in function call.
1926 (eliminate_regs_1, elimination_effects): Likewise.
1927 (eliminate_regs_in_insn): Likewise.
1928 (emit_input_reload_insns): Add cast to enum type.
1929 (delete_output_reload): Change 0 to VOIDmode in function call.
1930 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1931 to enum type in function call.
1932 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1933 (SET_PREDICT_EXPR_OUTCOME): Define.
1934 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1935 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1936 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1937 (dump_function): Likewise.
1938 * tree-dump.h: Update declarations.
1939 * tree-pass.h: Update declarations.
1940 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1941 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1943 (arm_rtx_costs_1): Correct parenthesization.
1944 (arm_rtx_costs): Add casts to enum type.
1945 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1946 (vfp_emit_fstmd): Use add_rg_note.
1947 (emit_multi_reg_push, emit_sfm): Likewise.
1948 (thumb_set_frame_pointer): Likewise.
1949 (arm_expand_prologue): Likewise.
1950 (arm_regno_class): Change return type to enum reg_class.
1951 (thumb1_expand_prologue): Use add_reg_note.
1952 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1953 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1955 * config/arm/gentune.sh: Add cast to enum type.
1956 * config/arm/arm-tune.md: Rebuild.
1957 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1958 (ix86_split_fp_branch, predict_jump): Likewise.
1959 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1960 insn_code to enum rtx_code.
1961 (ix86_builtin_vectorized_function): Add cast to enum type.
1962 * config/i386/i386.md (truncdfsf2): Change slot to enum
1964 (truncxf<mode>2, isinf<mode>2): Likewise.
1965 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1967 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1968 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1969 (insert_bundle_state): Change 1 to INSERT in function call.
1970 (ia64_add_bundle_selector_before): Likewise.
1971 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1972 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1973 (restore_stack_nonlocal): Likewise.
1974 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1976 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1978 (mips_rtx_costs): Likewise.
1979 (mips_override_options): Add casts to enum type.
1980 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1982 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1983 (store_reg, set_reg_plus_d): Likewise.
1984 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1985 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1987 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1989 (emit_unlikely_jump): Use add_reg_note.
1990 (rs6000_emit_allocate_stack): Likewise.
1991 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1992 (output_toc): Change 1 to INSERT in function call.
1993 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1994 (rs6000_initialize_trampoline): Likewise.
1995 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1997 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1998 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1999 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
2000 (save_gprs): Use add_reg_note.
2001 (s390_emit_prologue): Likewise.
2002 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2003 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
2004 (sparc_fold_builtin): Add cast to enum type.
2005 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
2007 (spu_expand_prologue): Use add_reg_note.
2008 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
2010 2009-04-20 Ian Lance Taylor <iant@google.com>
2012 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
2013 (c_parser_postfix_expression_after_primary): Get VEC for list of
2014 arguments. Get original types of arguments. Call
2015 build_function_call_vec.
2016 (cached_expr_list_1, cached_expr_list_2): New static variables.
2017 (c_parser_expr_list): Change return type to VEC *. Add
2018 p_orig_types parameter. Change all callers.
2019 (c_parser_release_expr): New static function.
2020 (c_parser_vec_to_tree_list): New static function.
2021 * c-typeck.c (build_function_call): Rewrite to build a VEC and
2022 call build_function_call_vec.
2023 (build_function_call_vec): New function, based on old
2024 build_function_call.
2025 (convert_arguments): Remove nargs and argarray parameters. Change
2026 values to a VEC. Add origtypes parameter.
2027 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
2028 (convert_for_assignment): Add origtype parameter. Change all
2029 callers. If warn_cxx_compat, check for conversion to an enum
2030 type when calling a function.
2031 (store_init_value): Add origtype parameter. Change all callers.
2032 (digest_init): Likewise.
2033 (struct init_node): Add origtype field.
2034 (add_pending_init): Add origtype parameter. Change all callers.
2035 (output_init_element): Likewise.
2036 (output_pending_init_elements): Pass origtype from init_node to
2037 output_init_element.
2038 (process_init_element): Pass origtype from c_expr to
2039 output_init_element.
2040 (c_finish_return): Add origtype parameter. Change all callers.
2041 * c-common.c (sync_resolve_size): Change params to VEC *. Change
2043 (sync_resolve_params): Likewise.
2044 (sync_resolve_return): Change params to first_param. Change caller.
2045 (resolve_overloaded_builtins): Change params to VEC *. Change
2046 callers. Save first parameter around call to build_function_call_vec.
2047 * c-decl.c (finish_decl): Add origtype parameter. Change all
2048 callers. Call build_function_call_vec rather than
2049 build_function_call for cleanup.
2050 * c-tree.h: Update declarations.
2051 * c-common.h: Update declarations.
2052 * stub-objc.c (objc_rewrite_function_call): Change parameter from
2053 params to first_param.
2054 * target.h (struct gcc_target): Change resolve_overloaded_builtin
2055 params parameter from tree to void *.
2056 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2057 Change arglist parameter to have type void *, and to be a pointer
2059 * config/rs6000/rs6000-protos.h
2060 (altivec_resolve_overloaded_builtin): Update declaration.
2061 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
2062 fnargs parameter to have type void *, and to be a pointer to a
2063 VEC. Call build_function_call_vec instead of
2064 build_function_call.
2065 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2067 2009-04-20 Joey Ye <joey.ye@intel.com>
2068 Xuepeng Guo <xuepeng.guo@intel.com>
2069 H.J. Lu <hongjiu.lu@intel.com>
2071 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2073 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2074 (IX86_LEA_PRIORITY): Likewise.
2075 (distance_non_agu_define): New function.
2076 (distance_agu_use): Likewise.
2077 (ix86_lea_for_add_ok): Likewise.
2078 (ix86_dep_by_shift_count): Likewise.
2080 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2081 should split for LEA.
2083 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2085 (ix86_dep_by_shift_count): Likewise.
2087 2009-04-20 Richard Guenther <rguenther@suse.de>
2089 * expr.c (handled_component_p): Move ...
2090 * tree.h (handled_component_p): ... here.
2091 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2092 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2093 and REALPART_EXPR to be in one group.
2095 2009-04-20 Richard Guenther <rguenther@suse.de>
2097 * basic-block.h (get_all_dominated_blocks): Declare.
2098 * dominance.c (get_all_dominated_blocks): New function.
2099 * tree-cfg.c (get_all_dominated_blocks): Remove.
2100 (remove_edge_and_dominated_blocks): Adjust.
2101 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2102 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2103 instead of recursing.
2105 2009-04-20 Doug Kwan <dougkwan@google.com>
2107 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2108 (struct cgraph_node_set_def): New type.
2109 (cgraph_node_set) New type. Also declare vector functions.
2110 (struct cgraph_node_set_element_def): New type.
2111 (cgraph_node_set_element): Ditto.
2112 (cgraph_node_set_iterator): New iterator type.
2113 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2114 cgraph_node_set_remove, dump_cgraph_node_set,
2115 debug_cgraph_node_set): New prototypes.
2116 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2117 cgraph_node_set_size): New inlines.
2118 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2120 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2121 argument to function 'write_summary'.
2122 * ipa.c: Include ggc.h.
2123 (hash_cgraph_node_set_element,
2124 eq_cgraph_node_set_element, cgraph_node_set_new,
2125 cgraph_node_set_add, cgraph_node_set_remove,
2126 cgraph_node_set_find, dump_cgraph_node_set,
2127 debug_cgraph_node_set): New functions.
2128 * Makefile.in (ipa.o): Add dependency on GGC_H.
2130 2009-04-20 Ira Rosen <irar@il.ibm.com>
2132 PR tree-optimization/39675
2133 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2134 check of the return code of vect_schedule_slp. Check that
2135 stmt_vec_info still exists for the statement, before checking its
2138 2009-04-20 Michael Matz <matz@suse.de>
2140 * Makefile.in (generated_files): Take out $(simple_generated_c).
2142 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2144 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2145 (UINTPTR_TYPE): Likewise.
2147 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2150 * c-typeck.c (digest_init): Check for initializing an array with a
2153 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2156 * c-semantics.c (pop_stmt_list): Propagate
2157 STATEMENT_LIST_HAS_LABEL to parent statement list.
2159 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2161 * config/mips/mips.h (mips_tune_attr): New macro.
2162 * config/mips/mips.md (cpu): Use it.
2164 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2167 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2170 2009-04-19 Diego Novillo <dnovillo@google.com>
2172 * toplev.c (compile_file): Move call to coverage_finish ...
2173 * cgraphunit.c (ipa_passes): ... here.
2174 Call cgraph_process_new_functions.
2175 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2176 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2178 2009-04-19 Jan Hubicka <jh@suse.cz>
2180 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2182 (dump_cgraph_node): Dump can throw external flag.
2183 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2185 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2189 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2190 * common.opt (Wlogical-op): Move from here...
2191 * c.opt (Wlogical-op): ... to here.
2192 * c-typeck.c (parser_build_binary_op): Update call to
2193 warn_logical_operator.
2194 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2196 * c-common.c (warn_logical_op): Update.
2197 * c-common.h (warn_logical_op): Update declaration.
2199 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2201 * tree.c (protected_set_expr_location): Fix formatting.
2203 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2206 * c-typeck.c (readonly_warning): new.
2207 (build_unary_op, build_modify_expr): Use readonly_warning for
2208 storing into something readonly but not const-qualified.
2210 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2213 * c-typeck.c (build_unary_op): Check for taking address of
2214 expression of type void.
2216 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2219 * c-typeck.c (build_function_call): Check for calling a function
2220 with qualified void return types. Call require_complete_type when
2223 2009-04-18 Jan Hubicka <jh@suse.cz>
2225 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2227 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2228 can_throw_external flag.
2229 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2230 * ipa-pure-const.c (ignore_edge): New function.
2231 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2232 only over can_throw_external edges.
2233 (local_pure_const): Add nothrow flag.
2234 * ipa-utils.c (searchc): Add ignore_edge callback.
2235 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2236 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2237 (set_nothrow_function_flags): Update cgraph.
2238 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2240 2009-04-18 Richard Guenther <rguenther@suse.de>
2243 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2244 (fold_stmt): ... this and ...
2245 (fold_stmt_inplace): ... this.
2246 (fold_stmt_1): Fold references in calls and asms.
2247 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2249 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2251 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2252 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2254 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2256 * tree.c (function_args_count): Remove.
2257 * tree.h: Remove the prototype for function_args_count.
2259 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2261 * tree-iterator.c (expr_only): Remove.
2262 * tree.h: Remove the prototype for expr_only.
2264 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2266 * reginfo.c (cannot_change_mode_set_regs): Remove.
2267 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2269 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2271 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2272 whether operands 0 and 1 overlaps.
2274 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2277 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2278 pointer. Use warning_at instead of warning.
2279 (search_for_addr_array): Likewise.
2280 (check_array_bounds): Likewise.
2281 (check_all_array_refs): Check that the incoming edge is not in the
2282 list of edges to be removed.
2283 (check_all_array_refs): Avoid the temporal pointer.
2284 (vrp_visit_cond_stmt): Fix typo.
2285 (simplify_switch_using_ranges): Handle the case where the switch
2286 index is an integer constant.
2288 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2290 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2292 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2294 * doc/extend.texi, doc/invoke.texi: Fix typos.
2296 2009-04-17 Cary Coutant <ccoutant@google.com>
2298 * tree-flow-inline.h (get_lineno): Fix inverted test.
2300 2009-04-17 Diego Novillo <dnovillo@google.com>
2302 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2303 assertion for AVAIL_OUT.
2305 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2308 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2309 * config/sh/linux-atomic.asm: Likewise.
2311 2009-04-17 Diego Novillo <dnovillo@google.com>
2313 * except.c (debug_eh_tree): New.
2314 (struct eh_region, struct eh_status): Move ...
2315 * except.h: ... here.
2316 (add_type_for_runtime): Declare extern.
2317 (lookup_type_for_runtime): Likewise.
2318 (debug_eh_tree): Declare.
2319 * Makefile.in (GTFILES): List except.h before except.c
2321 2009-04-17 Diego Novillo <dnovillo@google.com>
2323 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2324 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2325 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2326 (find_vars_r): ... here.
2327 * tree-flow.h (find_referenced_vars_in): Declare.
2328 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2329 that AVAIL_OUT exists for BLOCK.
2330 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2331 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2332 (tree-parloops.o): Likewise.
2334 2009-04-17 Simon Baldwin <simonb@google.com>
2336 * toplev.c (default_tree_printer): Add handling for %E format.
2338 2009-04-17 Diego Novillo <dnovillo@google.com>
2340 * tree-pretty-print.c (dump_generic_node): Add break after
2341 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2342 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2343 FUNCTION_TYPE together. Call print_struct_decl when printing
2344 structures and TDF_SLIM is not given.
2345 (print_struct_decl): Fix logic for detecting recursion.
2347 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2350 * gcc.c (create_at_file): New.
2351 (compile_input_file_p): New.
2352 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2353 * main.c (main): Update call to toplev_main.
2354 * toplev.c (toplev_main): Change signature. Call expandargv.
2355 * toplev.h (toplev_main): Change signature.
2357 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2359 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2360 if the latter is not constant.
2362 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2364 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2366 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2368 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2369 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2371 2009-04-17 Richard Guenther <rguenther@suse.de>
2373 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2374 Handle component references view-converting an invariant address.
2376 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2378 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2379 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2380 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2381 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2382 Use @deftypevr rather than @deftypevar.
2384 2009-04-17 Richard Guenther <rguenther@suse.de>
2386 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2387 (get_prop_source_stmt): Likewise.
2388 (can_propagate_from): Likewise.
2390 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2392 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2393 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2394 (--with-multilib-list): Add default value.
2395 * configure: Regenerate.
2396 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2397 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2398 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2399 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2400 Don't add default cpu to multilib list unnecessarily, but do enable
2401 the relevant compiler option..
2402 Add support for --with-multilib-list=<blank> and
2403 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2404 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2405 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2406 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2408 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2409 (MULTILIB_OSDIRNAMES): New variable.
2410 * config/sh/t-1e: Delete file.
2411 * config/sh/t-mlib-sh1: Delete file.
2412 * config/sh/t-mlib-sh2: Delete file.
2413 * config/sh/t-mlib-sh2a: Delete file.
2414 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2415 * config/sh/t-mlib-sh2a-single: Delete file.
2416 * config/sh/t-mlib-sh2a-single-only: Delete file.
2417 * config/sh/t-mlib-sh2e: Delete file.
2418 * config/sh/t-mlib-sh3e: Delete file.
2419 * config/sh/t-mlib-sh4: Delete file.
2420 * config/sh/t-mlib-sh4-nofpu: Delete file.
2421 * config/sh/t-mlib-sh4-single: Delete file.
2422 * config/sh/t-mlib-sh4-single-only: Delete file.
2423 * config/sh/t-mlib-sh4a: Delete file.
2424 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2425 * config/sh/t-mlib-sh4a-single: Delete file.
2426 * config/sh/t-mlib-sh4a-single-only: Delete file.
2427 * config/sh/t-mlib-sh4al: Delete file.
2428 * config/sh/t-mlib-sh5-32media: Delete file.
2429 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2430 * config/sh/t-mlib-sh5-64media: Delete file.
2431 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2432 * config/sh/t-mlib-sh5-compact: Delete file.
2433 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2434 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2435 * doc/install.texi (Options specification): Add
2436 --with-multilib-list and --with-endian.
2438 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2440 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2442 (OBJS-common): Add plugin-version.o.
2443 (plugin-version.o): New.
2444 * gcc-plugin.h (plugin_gcc_version): New.
2445 (plugin_default_version_check): New.
2446 (plugin_init_func, plugin_init): Add version argument.
2447 * plugin-version.c: New.
2448 * plugin.c (str_plugin_gcc_version_name): New.
2449 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2450 pass it to the init function.
2451 (plugin_default_version_check): New.
2453 2009-04-17 Richard Guenther <rguenther@suse.de>
2455 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2456 for decl-vs-decl disambiguation.
2458 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2460 * config/s390/s390.h (s390_tune_attr): New macro definition.
2461 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2463 2009-04-17 Richard Guenther <rguenther@suse.de>
2465 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2466 (fold_stmt_r): Likewise.
2467 (maybe_fold_reference): New function.
2468 (fold_gimple_assign): Handle cases fold_stmt_r did.
2469 (fold_stmt): Do not use fold_stmt_r.
2470 (fold_stmt_inplace): Likewise.
2472 2009-04-17 Richard Guenther <rguenther@suse.de>
2474 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2475 (record_equivalences_from_stmt): Remove useless checks and
2477 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2478 the type is already suitable.
2480 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2482 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2484 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2486 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2487 (CMPtype): Define as __gcc_CMPtype.
2489 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2491 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2492 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2494 2009-04-17 Richard Guenther <rguenther@suse.de>
2496 PR tree-optimization/39746
2497 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2498 special-casing for builtins and static variable use/def.
2499 (call_may_clobber_ref_p_1): Likewise.
2501 2009-04-16 Ian Lance Taylor <iant@google.com>
2503 * df.h: Include "timevar.h".
2504 (struct df_problem): Change tv_id field to timevar_id_t.
2505 * tree-pass.h: Include "timevar.h".
2506 (struct opt_pass): Change tv_id field to timevar_id_t.
2507 * timevar.h (timevar_id_t): Define TV_NONE.
2508 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2509 TV_NONE rather than tv_id != 0.
2510 (execute_one_pass): Likewise.
2511 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2512 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2513 dependencies to $(TREE_PASS_H).
2514 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2516 (pass_branch_target_load_optimize2): Likewise.
2517 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2518 (pass_outof_cfg_layout_mode): Likewise.
2519 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2520 (pass_rebuild_cgraph_edges): Likewise.
2521 (pass_remove_cgraph_callee_edges): Likewise.
2522 * df-core.c (pass_df_initialize_opt): Likewise.
2523 (pass_df_initialize_no_opt): Likewise.
2524 (pass_df_finish): Likewise.
2525 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2526 * except.c (pass_set_nothrow_function_flags): Likewise.
2527 (pass_convert_to_eh_region_ranges): Likewise.
2528 * final.c (pass_compute_alignments): Likewise.
2529 * function.c (pass_instantiate_virtual_regs): Likewise.
2530 (pass_init_function): Likewise.
2531 (pass_leaf_regs): Likewise.
2532 (pass_match_asm_constraints): Likewise.
2533 * gimple-low.c (pass_lower_cf): Likewise.
2534 (pass_mark_used_blocks): Likewise.
2535 * init-regs.c (pass_initialize_regs): Likewise.
2536 * integrate.c (pass_initial_value_sets): Likewise.
2537 * ira.c (pass_ira): Likewise.
2538 * jump.c (pass_cleanup_barriers): Likewise.
2539 * omp-low.c (pass_expand_omp): Likewise.
2540 (pass_lower_omp): Likewise.
2541 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2542 * recog.c (pass_split_all_insns): Likewise.
2543 (pass_split_after_reload): Likewise.
2544 (pass_split_before_regstack): Likewise.
2545 (pass_split_before_sched2): Likewise.
2546 (pass_split_for_shorten_branches): Likewise.
2547 * reginfo.c (pass_reginfo_init): Likewise.
2548 (pass_subregs_of_mode_init): Likewise.
2549 (pass_subregs_of_mode_finish): Likewise.
2550 * passes.c (pass_postreload): Likewise.
2551 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2552 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2553 (pass_warn_function_return): Likewise.
2554 (pass_warn_function_noreturn): Likewise.
2555 * tree-complex.c (pass_lower_complex): Likewise.
2556 (pass_lower_complex_O0): Likewise.
2557 * tree-if-conv.c (pass_if_conversion): Likewise.
2558 * tree-into-ssa.c (pass_build_ssa): Likewise.
2559 * tree-mudflap.c (pass_mudflap_1): Likewise.
2560 (pass_mudflap_2): Likewise.
2561 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2562 (pass_mudflap_2): Likewise.
2563 * tree-nrv.c (pass_return_slot): Likewise.
2564 * tree-object-size.c (pass_object_sizes): Likewise.
2565 * tree-optimize.c (pass_all_optimizations): Likewise.
2566 (pass_early_local_passes): Likewise.
2567 (pass_all_early_optimizations): Likewise.
2568 (pass_cleanup_cfg): Likewise.
2569 (pass_cleanup_cfg_post_optimizing): Likewise.
2570 (pass_free_datastructures): Likewise.
2571 (pass_free_cfg_annotations): Likewise.
2572 (pass_fixup_cfg): Likewise.
2573 (pass_init_datastructures): Likewise.
2574 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2575 (pass_late_warn_uninitialized): Likewise.
2576 (pass_update_address_taken): Likewise.
2577 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2578 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2579 (pass_cse_sincos): Likewise.
2580 (pass_convert_to_rsqrt): Likewise.
2581 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2582 * tree-stdarg.c (pass_stdarg): Likewise.
2583 * tree-tailcall.c (pass_tail_recursion): Likewise.
2584 (pass_tail_calls): Likewise.
2585 * tree-vect-generic.c (pass_lower_vector): Likewise.
2586 (pass_lower_vector_ssa): Likewise.
2587 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2589 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2591 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2593 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2595 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2596 logical and signext.
2598 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2601 * config/sh/predicates.md (arith_operand): Check if the operand
2602 of TRUNCATE is a REG.
2604 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2606 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2607 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2609 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2611 * tree-iterator.c (tsi_split_statement_list_after,
2612 tsi_split_statement_list_before): Remove.
2613 * tree-iterator.h: Remove the prototypes for
2614 tsi_split_statement_list_after and tsi_split_statement_list_before.
2616 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2618 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2619 * tree-ssa-propagate.h: Remove the prototype for
2620 stmt_makes_single_load.
2622 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2624 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2625 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2627 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2629 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2631 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2633 * except.c (eh_region_outer_p): Remove.
2634 * except.h: Remove the prototype for eh_region_outer_p.
2636 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2638 * function.c (current_function_assembler_name): Remove.
2639 * function.h: Remove the prototype for
2640 current_function_assembler_name.
2642 2009-04-16 Ian Lance Taylor <iant@google.com>
2644 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2645 (add_reg_note): Call alloc_reg_note.
2646 * rtl.h (alloc_reg_note): Declare.
2647 * combine.c (try_combine): Use alloc_reg_note.
2648 (recog_for_combine, move_deaths): Likewise.
2649 (distribute_notes): Use alloc_reg_note and add_reg_note.
2650 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2651 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2652 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2654 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2656 PR rtl-optimization/39762
2657 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2658 ira_may_move_out_cost): Add comments about way of their usage.
2659 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2661 * ira-conflicts.c (process_regs_for_copy): Use function
2662 ira_get_register_move_cost instead of global
2663 ira_register_move_cost.
2665 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2666 color_pass, move_spill_restore, update_curr_costs): Ditto.
2668 * ira-lives.c (process_single_reg_class_operands): Ditto.
2670 * ira-emit.c (emit_move_list): Ditto.
2672 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2673 (record_reg_classes): Ditto. Use functions
2674 ira_get_register_move_cost and ira_get_may_move_cost instead of
2675 global vars ira_register_move_cost, ira_may_move_out_cost and
2676 ira_may_move_in_cost.
2677 (record_address_regs): Don't call ira_init_register_move_cost.
2678 Use function ira_get_may_move_cost instead of global
2679 ira_may_move_in_cost.
2680 (process_bb_node_for_hard_reg_moves): Use function
2681 ira_get_register_move_cost instead of global ira_register_move_cost.
2682 (ira_costs): Don't call ira_init_register_move_cost.
2684 2009-04-16 Richard Guenther <rguenther@suse.de>
2686 * tree-cfg.c (verify_gimple_assign_binary):
2687 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2688 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2689 (create_general_new_stmt): Note that this function is broken.
2691 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2693 * common.opt (fhelp): Add Var(help_flag).
2694 * gcc-plugin.h (plugin_info): Add help.
2695 * plugin.c (plugin_name_args): Add help.
2696 (register_plugin_info): Set plugin->help.
2697 (print_help_one_plugin): New.
2698 (print_plugins_help): New.
2699 * plugin.h (print_plugins_help): New.
2700 * toplev.c (toplev_main): Call print_plugins_help if needed.
2702 2009-04-16 Richard Guenther <rguenther@suse.de>
2704 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2705 (gimple_ior_addresses_taken_1): New function.
2706 (gimple_ior_addresses_taken): Likewise.
2707 * gimple.h (struct gimple_statement_with_ops_base): Remove
2708 addresses_taken member.
2709 (gimple_ior_addresses_taken): Declare.
2710 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2711 gimple_set_addresses_taken): Remove.
2712 * ipa-reference.c (mark_address): New function.
2713 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2714 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2715 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2716 (gimple_add_to_addresses_taken): Remove.
2717 (get_tmr_operands): Call mark_address_taken.
2718 (get_asm_expr_operands): Likewise.
2719 (get_expr_operands): Likewise.
2720 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2721 (free_stmt_operands): Do not free it.
2722 * tree-ssa.c (delete_tree_ssa): Likewise.
2723 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2725 2009-04-16 Richard Guenther <rguenther@suse.de>
2727 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2728 (walk_stmt_load_store_ops): Likewise.
2729 * gimple.c (get_base_loadstore): New function.
2730 (walk_stmt_load_store_addr_ops): Likewise.
2731 (walk_stmt_load_store_ops): Likewise.
2732 * ipa-pure-const.c (check_op): Simplify.
2733 (check_load, check_store): New functions.
2734 (check_stmt): Use walk_stmt_load_store_ops.
2735 * ipa-reference.c (mark_load): Adjust signature.
2736 (mark_store): Likewise.
2737 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2739 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2741 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2743 * opts.c (common_handle_option): Don't call print_version.
2744 * plugin.c (plugin_name_args): Add version.
2745 (register_plugin_info): New.
2746 (register_callback): Handle PLUGIN_INFO.
2747 (try_init_one_plugin): New.
2748 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2750 (finalize_one_plugin): New.
2751 (finalize_plugins): New.
2752 (print_one_plugin): New.
2753 (print_plugins_versions): New.
2754 * plugin.h (print_plugins_versions): New.
2755 (finalize_plugins): New.
2756 * toplev.c (compile_file): Don't call initialize_plugins.
2757 (print_version): Call print_plugins_versions.
2758 (toplev_main): Call initialize_plugins. Print version if needed.
2759 Call finalize_plugins.
2761 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2763 * common.opt (fversion): New.
2764 * gcc.c (print_version): New.
2765 (process_command): Don't print the version. Just set print_version.
2766 (main): Print version. Call subprocesses if print_version and
2767 verbose_flag are set.
2768 * opts.c (common_handle_option): Handle OPT_fversion.
2770 2009-04-16 Richard Guenther <rguenther@suse.de>
2771 Ira Rosen <irar@il.ibm.com>
2773 PR tree-optimization/39698
2774 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2775 type of the reduction variable. Only generate the def if
2778 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2779 make sure to first convert to an integer of the same precision.
2780 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2781 the type of the evolution correctly in computing the new
2782 induction variable base.
2784 2009-04-16 Richard Guenther <rguenther@suse.de>
2787 * tree-cfg.c (make_blocks): Split statements with to-be
2788 abnormal SSA names on the lhs.
2790 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2792 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2793 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2794 * c-typeck.c (really_start_incremental_init): Likewise.
2795 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2796 (TARGET_INITIALIZER): Remove it.
2797 * target.h (struct target): Remove vector_opaque_p.
2798 * tree.c (build_opaque_vector_type): New.
2799 * tree.h (TYPE_VECTOR_OPAQUE): New.
2800 (build_opaque_vector_type): Declare.
2801 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2802 * config/rs6000/rs6000.c (build_opaque_vector_type,
2803 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2804 (rs6000_init_builtins): Use build_opaque_vector_type for
2805 opaque_V4SI_type_node.
2807 2009-04-15 Catherine Moore <clm@codesourcery.com>
2809 * debug.h (set_name): Declare.
2810 * dwarf2out.c (dwarf2out_set_name): Declare.
2811 (dwarf2_debug_hooks): Add set_name.
2812 (find_AT_string): New.
2813 (add_AT_string): Call find_AT_string.
2814 (dwarf2out_set_name): New.
2815 * cp/decl.c (grokdeclarator): Call set_name.
2816 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2817 * debug.c (do_nothing_debug_hooks): Likewise.
2818 * dbxout.c (dbx_debug_hooks): Likewise.
2819 * sdbout.c (sdb_debug_hooks): Likewise.
2821 2009-04-15 Michael Eager <eager@eagercon.com>
2823 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2824 reg for single-precision FPU.
2825 * config/rs6000/rs6000.md (movsi_internal1): Only for
2827 (movsi_internal1_single): New. Add pattern to move SI values to/from
2828 single-precision FP regs.
2830 2009-04-15 Richard Guenther <rguenther@suse.de>
2832 * omp-low.c (lower_rec_input_clauses): Build correct address
2834 (expand_omp_for_generic): Fix multiplication type.
2835 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2836 (generate_memset_zero): Fix types.
2837 * tree-profile.c (prepare_instrumented_value): Correctly
2840 2009-04-15 Ian Lance Taylor <iant@google.com>
2842 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2843 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2844 for -Wall and for -Wc++-compat.
2845 (c_common_post_options): For C++, set warn_enum_compare if not
2847 * c-tree.h (struct c_expr): Add field original_type.
2848 (build_external_ref): Update declaration.
2849 * c-parser.c (c_parser_braced_init): Set original_type.
2850 (c_parser_initelt): Likewise.
2851 (c_parser_expr_no_commas): Likewise.
2852 (c_parser_conditional_expression): Likewise.
2853 (c_parser_cast_expression): Likewise.
2854 (c_parser_unary_expression): Likewise. Pull setting of
2855 original_code to top of function.
2856 (c_parser_sizeof_expression): Set original_type.
2857 (c_parser_alignof_expression): Likewise.
2858 (c_parser_postfix_expression): Likewise. Pull setting of
2859 original_code to top of function.
2860 (c_parser_postfix_expression_after_paren_type): Set original_type.
2861 (c_parser_postfix_expression_after_primary): Likewise.
2862 (c_parser_expression): Likewise.
2863 * c-typeck.c (build_external_ref): Add type parameter. Change all
2865 (c_expr_sizeof_expr): Set original_type field.
2866 (parser_build_unary_op): Likewise.
2867 (parser_build_binary_op): Likewise. Optionally warn about
2868 comparisons of enums of different types.
2869 (digest_init): Set original_type field.
2870 (really_start_incremental_init): Likewise.
2871 (push_init_level, pop_init_level): Likewise.
2872 * doc/invoke.texi (Warning Options): -Wenum-compare now
2875 2009-04-15 Richard Guenther <rguenther@suse.de>
2877 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2878 out a necessary conversion.
2879 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2880 names we didn't value number.
2881 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2883 2009-04-15 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/39764
2886 * tree-ssa-ccp.c (get_value): Canonicalize value with
2887 canonicalize_float_value.
2889 2009-04-15 Jan Hubicka <jh@suse.cz>
2891 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2892 Wrong version of patch.
2894 2009-04-15 Jan Hubicka <jh@suse.cz>
2896 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2898 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2900 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2901 our distinct integral and vector types.
2903 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2905 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2906 * init.c (build_vtbl_address): Remove call to assemble_external.
2908 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2910 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2911 output for other floating point modes.
2913 2009-04-14 Diego Novillo <dnovillo@google.com>
2915 * diagnostic.c (diagnostic_report_diagnostic): Do not
2916 warn about loaded plugins for DK_ERROR and DK_WARNING.
2917 * c-decl.c (declspecs_add_type): Move call to
2918 invoke_plugin_callbacks ...
2919 * c-parser.c (c_parser_declspecs): ... here.
2920 * plugin.c (dump_active_plugins): Tidy output.
2922 2009-04-14 Diego Novillo <dnovillo@google.com>
2923 Le-Chun Wu <lcwu@google.com>
2925 * configure.ac: Add --enable-plugin support.
2926 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2927 * Makefile.in (PLUGIN_H): Define.
2928 Export ENABLE_PLUGIN and GMPINC to site.exp.
2929 Add PLUGINLIBS to link command.
2930 Add/modify dependencies for plugin.o and files including plugin.h.
2932 * config.in: Regenerate.
2934 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2937 2009-04-14 Le-Chun Wu <lcwu@google.com>
2939 * tree-pass.h (register_one_dump_file): Add a prototype for
2940 register_one_dump_file.
2941 * toplev.c (compile_file): Call initialize_plugins.
2942 (do_compile): Call invoke_plugin_callbacks.
2943 (toplev_main): Call invoke_plugin_callbacks.
2944 * common.opt: Add -fplugin= and -fplugin-arg-.
2945 * gcc-plugin.h: New public header file for plugins to include.
2946 * plugin.c: New source file.
2947 * plugin.h: New internal header file.
2948 * passes.c (register_one_dump_file): Make it external.
2950 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2952 2009-04-14 Diego Novillo <dnovillo@google.com>
2954 * doc/plugins.texi: New.
2955 * doc/gccint.texi: Add reference to Plugins chapter.
2956 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2957 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2958 loaded plugins, if any.
2959 * timevar.def (TV_PLUGIN_INIT): Define.
2960 (TV_PLUGIN_RUN): Define.
2961 * plugin.c: Include timevar.h
2962 (plugins_active_p): New.
2963 (dump_active_plugins): New.
2964 (debug_active_plugins): New.
2966 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2968 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2970 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2972 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2974 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2975 the same as a minus without a shift.
2977 2009-04-14 Nick Clifton <nickc@redhat.com>
2979 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2980 comparisons with small integers will always produce a short
2983 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2986 2008-12-19 Diego Novillo <dnovillo@google.com>
2988 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2990 2009-04-14 Richard Guenther <rguenther@suse.de>
2992 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2994 (verify_gimple_assign_binary): Likewise. Handle shifts and
2996 (verify_gimple_phi): Print the mismatched argument position.
2997 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2999 (vect_update_init_of_dr): Likewise.
3000 * matrix-reorg.c (transform_access_sites): Do what the
3002 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
3004 2009-04-13 Michael Eager <eager@eagercon.com>
3006 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
3007 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
3008 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
3009 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
3010 remove duplicate config
3012 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3014 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
3015 file_name:line_number type locator of the call site.
3017 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
3019 * genautomata.c: Put blank after comma.
3020 (automaton_decls): New.
3021 (struct unit_usage): Add comments to member next.
3022 (store_alt_unit_usage): Keep the list ordered.
3023 (unit_present_on_list_p, equal_alternatives_p): New.
3024 (check_regexp_units_distribution): Check units distribution
3025 correctness correctly.
3026 (main): Don't write automata if error is found. Return correct
3029 * config/m68k/cf.md (cfv4_ds): Remove.
3030 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
3031 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
3033 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
3034 power4-load-ext, power4-store, power4-store-update,
3035 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
3036 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
3037 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
3038 power4-sqrt, power4-isync): Modify reservation to make correct
3039 unit distribution to automata.
3041 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
3042 power5-store-update, power5-two, power5-three, power5-lmul,
3043 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
3045 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
3047 * except.c (pass_set_nothrow_function_flags): Set name and add
3049 (set_nothrow_function_flags): Mention in the dump file when
3050 changing a function to nothrow.
3052 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
3055 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
3056 instead of unsigned long.
3058 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3060 * config/arm/arm.c (return_used_this_function): Remove.
3061 (arm_output_function_prologue): Remove use of
3062 return_used_this_function.
3063 (output_return_instruction): Replace use of
3064 return_used_this_function
3065 by cfun->machine->return_used_this_function.
3066 (arm_output_epilogue): Likewise.
3067 (arm_output_function_epilogue): Likewise.
3068 (thumb_unexpanded_epilogue): Likewise.
3069 * config/arm/arm.h (struct machine_function):
3070 New member return_used_this_function.
3072 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3074 * doc/install.texi: Correct description of default directory for
3075 --with-gxx-include-dir.
3077 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3079 * fold-const.c (build_range_check): Properly deal with enumeral and
3082 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3084 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3085 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3086 * params.h (MAX_GCSE_PASSES): Remove.
3087 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3088 in sequence. Remove ability to run multiple passes.
3089 (bypass_jumps): Report run as third CPROP pass.
3091 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3094 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3095 when deciding whether the whole SEQUENCE can throw.
3097 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3100 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3101 offseted label references.
3103 2009-04-11 Jan Hubicka <jh@suse.cz>
3105 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3107 2009-04-11 Richard Guenther <rguenther@suse.de>
3110 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3111 return variables as TREE_ADDRESSABLE.
3113 2009-04-11 Richard Guenther <rguenther@suse.de>
3115 PR tree-optimization/39713
3116 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3117 reference trees have SSA_NAME operands.
3119 2009-04-11 Richard Guenther <rguenther@suse.de>
3122 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3123 address expressions.
3125 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3127 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3128 match changes in Cygwin 1.7
3129 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3130 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3132 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3134 PR tree-optimization/39701
3135 * doc/invoke.texi (Optimization Options): Document change in
3136 meaning and initialization of -fdelete-null-pointer-checks.
3138 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3141 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3143 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3146 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3148 2009-04-10 Chao-ying Fu <fu@mips.com>
3150 * doc/tm.texi (Instruction Output): Document
3151 TARGET_ASM_FINAL_POSTSCAN_INSN.
3152 * target.h (final_postscan_insn): New field in asm_out.
3153 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3154 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3155 * final.c (final_scan_insn): Call
3156 targetm.asm_out.final_postscan_insn after outputting
3157 an asm macro and a normal instruction.
3159 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3160 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3161 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3162 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3163 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3165 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3168 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3169 variables as non-NULL even with -fdelete-null-pointer-checks.
3171 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3173 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3175 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3178 * config/i386/i386.c (classify_argument): Handle SCmode with
3179 (bit_offset % 64) != 0.
3181 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3183 * doc/invoke.texi (Optimize Options): Add cross-reference to
3184 -Q --help=optimizers examples.
3186 2009-04-10 Ben Elliston <bje@au.ibm.com>
3189 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3190 regalign for the reg == fpr and TDmode case.
3192 2009-04-09 David Ayers <ayers@fsfe.org>
3195 * objc/objc-act.c (warn_with_method): Remove helper function.
3196 (check_duplicates): Call warning and inform directly.
3197 (really_start_method): Likewise.
3199 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3201 * expmed.c (expand_divmod): Always use a comparison for a division
3202 by a large unsigned integer.
3204 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3205 for things others than variables or functions as nonzero.
3207 2009-04-09 Nick Clifton <nickc@redhat.com>
3209 * unwind-compat.c: Change copyright header to refer to version
3210 3 of the GNU General Public License with version 3.1 of the
3211 GCC Runtime Library Exception and to point readers at the
3212 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3213 * config/alpha/crtfastmath.c: Likewise.
3214 * config/alpha/linux-unwind.h: Likewise.
3215 * config/alpha/qrnnd.asm: Likewise.
3216 * config/alpha/vms-crt0-64.c: Likewise.
3217 * config/alpha/vms-crt0.c: Likewise.
3218 * config/alpha/vms-dwarf2.asm: Likewise.
3219 * config/alpha/vms-dwarf2eh.asm: Likewise.
3220 * config/alpha/vms-psxcrt0-64.c: Likewise.
3221 * config/alpha/vms-psxcrt0.c: Likewise.
3222 * config/alpha/vms_tramp.asm: Likewise.
3223 * config/arc/initfini.c: Likewise.
3224 * config/arc/lib1funcs.asm: Likewise.
3225 * config/arm/bpabi-v6m.S: Likewise.
3226 * config/arm/bpabi.S: Likewise.
3227 * config/arm/bpabi.c: Likewise.
3228 * config/arm/crti.asm: Likewise.
3229 * config/arm/crtn.asm: Likewise.
3230 * config/arm/ieee754-df.S: Likewise.
3231 * config/arm/ieee754-sf.S: Likewise.
3232 * config/arm/lib1funcs.asm: Likewise.
3233 * config/arm/libunwind.S: Likewise.
3234 * config/arm/linux-atomic.c: Likewise.
3235 * config/arm/mmintrin.h: Likewise.
3236 * config/arm/pr-support.c: Likewise.
3237 * config/arm/unaligned-funcs.c: Likewise.
3238 * config/arm/unwind-arm.c: Likewise.
3239 * config/arm/unwind-arm.h: Likewise.
3240 * config/avr/libgcc.S: Likewise.
3241 * config/bfin/crti.s: Likewise.
3242 * config/bfin/crtlibid.s: Likewise.
3243 * config/bfin/crtn.s: Likewise.
3244 * config/bfin/lib1funcs.asm: Likewise.
3245 * config/bfin/linux-unwind.h: Likewise.
3246 * config/cris/arit.c: Likewise.
3247 * config/cris/cris_abi_symbol.c: Likewise.
3248 * config/darwin-64.c: Likewise.
3249 * config/darwin-crt2.c: Likewise.
3250 * config/darwin-crt3.c: Likewise.
3251 * config/darwin.h: Likewise.
3252 * config/dbxelf.h: Likewise.
3253 * config/dfp-bit.c: Likewise.
3254 * config/dfp-bit.h: Likewise.
3255 * config/elfos.h: Likewise.
3256 * config/fixed-bit.c: Likewise.
3257 * config/fixed-bit.h: Likewise.
3258 * config/fp-bit.c: Likewise.
3259 * config/fp-bit.h: Likewise.
3260 * config/fr30/crti.asm: Likewise.
3261 * config/fr30/crtn.asm: Likewise.
3262 * config/fr30/lib1funcs.asm: Likewise.
3263 * config/freebsd-spec.h: Likewise.
3264 * config/frv/cmovd.c: Likewise.
3265 * config/frv/cmovh.c: Likewise.
3266 * config/frv/cmovw.c: Likewise.
3267 * config/frv/frvbegin.c: Likewise.
3268 * config/frv/frvend.c: Likewise.
3269 * config/frv/lib1funcs.asm: Likewise.
3270 * config/glibc-stdint.h: Likewise.
3271 * config/h8300/clzhi2.c: Likewise.
3272 * config/h8300/crti.asm: Likewise.
3273 * config/h8300/crtn.asm: Likewise.
3274 * config/h8300/ctzhi2.c: Likewise.
3275 * config/h8300/fixunssfsi.c: Likewise.
3276 * config/h8300/lib1funcs.asm: Likewise.
3277 * config/h8300/parityhi2.c: Likewise.
3278 * config/h8300/popcounthi2.c: Likewise.
3279 * config/i386/ammintrin.h: Likewise.
3280 * config/i386/att.h: Likewise.
3281 * config/i386/avxintrin.h: Likewise.
3282 * config/i386/biarch64.h: Likewise.
3283 * config/i386/bmmintrin.h: Likewise.
3284 * config/i386/cpuid.h: Likewise.
3285 * config/i386/cross-stdarg.h: Likewise.
3286 * config/i386/crtfastmath.c: Likewise.
3287 * config/i386/crtprec.c: Likewise.
3288 * config/i386/cygming-crtbegin.c: Likewise.
3289 * config/i386/cygming-crtend.c: Likewise.
3290 * config/i386/cygwin.asm: Likewise.
3291 * config/i386/emmintrin.h: Likewise.
3292 * config/i386/gmm_malloc.h: Likewise.
3293 * config/i386/gthr-win32.c: Likewise.
3294 * config/i386/i386.h: Likewise.
3295 * config/i386/immintrin.h: Likewise.
3296 * config/i386/linux-unwind.h: Likewise.
3297 * config/i386/linux64.h: Likewise.
3298 * config/i386/mm3dnow.h: Likewise.
3299 * config/i386/mmintrin-common.h: Likewise.
3300 * config/i386/mmintrin.h: Likewise.
3301 * config/i386/nmmintrin.h: Likewise.
3302 * config/i386/pmm_malloc.h: Likewise.
3303 * config/i386/pmmintrin.h: Likewise.
3304 * config/i386/smmintrin.h: Likewise.
3305 * config/i386/sol2-c1.asm: Likewise.
3306 * config/i386/sol2-ci.asm: Likewise.
3307 * config/i386/sol2-cn.asm: Likewise.
3308 * config/i386/sol2-gc1.asm: Likewise.
3309 * config/i386/tmmintrin.h: Likewise.
3310 * config/i386/unix.h: Likewise.
3311 * config/i386/w32-unwind.h: Likewise.
3312 * config/i386/wmmintrin.h: Likewise.
3313 * config/i386/x86-64.h: Likewise.
3314 * config/i386/x86intrin.h: Likewise.
3315 * config/i386/xmmintrin.h: Likewise.
3316 * config/ia64/crtbegin.asm: Likewise.
3317 * config/ia64/crtend.asm: Likewise.
3318 * config/ia64/crtfastmath.c: Likewise.
3319 * config/ia64/crti.asm: Likewise.
3320 * config/ia64/crtn.asm: Likewise.
3321 * config/ia64/fde-glibc.c: Likewise.
3322 * config/ia64/lib1funcs.asm: Likewise.
3323 * config/ia64/linux-unwind.h: Likewise.
3324 * config/ia64/quadlib.c: Likewise.
3325 * config/ia64/unwind-ia64.c: Likewise.
3326 * config/linux.h: Likewise.
3327 * config/m32c/m32c-lib1.S: Likewise.
3328 * config/m32c/m32c-lib2-trapv.c: Likewise.
3329 * config/m32c/m32c-lib2.c: Likewise.
3330 * config/m32r/initfini.c: Likewise.
3331 * config/m68hc11/larith.asm: Likewise.
3332 * config/m68hc11/m68hc11-crt0.S: Likewise.
3333 * config/m68k/cf.md: Likewise.
3334 * config/m68k/crti.s: Likewise.
3335 * config/m68k/crtn.s: Likewise.
3336 * config/m68k/lb1sf68.asm: Likewise.
3337 * config/m68k/linux-unwind.h: Likewise.
3338 * config/mcore/crti.asm: Likewise.
3339 * config/mcore/crtn.asm: Likewise.
3340 * config/mcore/lib1.asm: Likewise.
3341 * config/mips/linux-unwind.h: Likewise.
3342 * config/mips/loongson.h: Likewise.
3343 * config/mips/mips16.S: Likewise.
3344 * config/mmix/crti.asm: Likewise.
3345 * config/mmix/crtn.asm: Likewise.
3346 * config/pa/fptr.c: Likewise.
3347 * config/pa/hpux-unwind.h: Likewise.
3348 * config/pa/lib2funcs.asm: Likewise.
3349 * config/pa/linux-atomic.c: Likewise.
3350 * config/pa/linux-unwind.h: Likewise.
3351 * config/pa/milli64.S: Likewise.
3352 * config/pa/quadlib.c: Likewise.
3353 * config/pa/stublib.c: Likewise.
3354 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3355 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3356 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3357 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3358 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3359 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3360 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3361 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3362 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3363 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3364 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3365 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3366 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3367 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3368 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3369 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3370 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3371 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3372 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3373 * config/rs6000/750cl.h: Likewise.
3374 * config/rs6000/altivec.h: Likewise.
3375 * config/rs6000/biarch64.h: Likewise.
3376 * config/rs6000/crtresfpr.asm: Likewise.
3377 * config/rs6000/crtresgpr.asm: Likewise.
3378 * config/rs6000/crtresxfpr.asm: Likewise.
3379 * config/rs6000/crtresxgpr.asm: Likewise.
3380 * config/rs6000/crtsavfpr.asm: Likewise.
3381 * config/rs6000/crtsavgpr.asm: Likewise.
3382 * config/rs6000/darwin-asm.h: Likewise.
3383 * config/rs6000/darwin-fallback.c: Likewise.
3384 * config/rs6000/darwin-fpsave.asm: Likewise.
3385 * config/rs6000/darwin-ldouble.c: Likewise.
3386 * config/rs6000/darwin-tramp.asm: Likewise.
3387 * config/rs6000/darwin-unwind.h: Likewise.
3388 * config/rs6000/darwin-vecsave.asm: Likewise.
3389 * config/rs6000/darwin-world.asm: Likewise.
3390 * config/rs6000/e500crtres32gpr.asm: Likewise.
3391 * config/rs6000/e500crtres64gpr.asm: Likewise.
3392 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3393 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3394 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3395 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3396 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3397 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3398 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3399 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3400 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3401 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3402 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3403 * config/rs6000/eabi-ci.asm: Likewise.
3404 * config/rs6000/eabi-cn.asm: Likewise.
3405 * config/rs6000/eabi.asm: Likewise.
3406 * config/rs6000/linux-unwind.h: Likewise.
3407 * config/rs6000/linux64.h: Likewise.
3408 * config/rs6000/paired.h: Likewise.
3409 * config/rs6000/paired.md: Likewise.
3410 * config/rs6000/ppc64-fp.c: Likewise.
3411 * config/rs6000/ppu_intrinsics.h: Likewise.
3412 * config/rs6000/rs6000.h: Likewise.
3413 * config/rs6000/si2vmx.h: Likewise.
3414 * config/rs6000/sol-ci.asm: Likewise.
3415 * config/rs6000/sol-cn.asm: Likewise.
3416 * config/rs6000/spe.h: Likewise.
3417 * config/rs6000/spu2vmx.h: Likewise.
3418 * config/rs6000/sysv4.h: Likewise.
3419 * config/rs6000/tramp.asm: Likewise.
3420 * config/rs6000/vec_types.h: Likewise.
3421 * config/s390/linux-unwind.h: Likewise.
3422 * config/s390/tpf-unwind.h: Likewise.
3423 * config/score/crti.asm: Likewise.
3424 * config/score/crtn.asm: Likewise.
3425 * config/sh/crt1.asm: Likewise.
3426 * config/sh/crti.asm: Likewise.
3427 * config/sh/crtn.asm: Likewise.
3428 * config/sh/divtab-sh4-300.c: Likewise.
3429 * config/sh/divtab-sh4.c: Likewise.
3430 * config/sh/divtab.c: Likewise.
3431 * config/sh/lib1funcs-4-300.asm: Likewise.
3432 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3433 * config/sh/lib1funcs.asm: Likewise.
3434 * config/sh/lib1funcs.h: Likewise.
3435 * config/sh/linux-atomic.asm: Likewise.
3436 * config/sh/linux-unwind.h: Likewise.
3437 * config/sh/shmedia.h: Likewise.
3438 * config/sh/sshmedia.h: Likewise.
3439 * config/sh/ushmedia.h: Likewise.
3440 * config/sparc/crtfastmath.c: Likewise.
3441 * config/sparc/linux-unwind.h: Likewise.
3442 * config/sparc/sol2-c1.asm: Likewise.
3443 * config/sparc/sol2-ci.asm: Likewise.
3444 * config/sparc/sol2-cn.asm: Likewise.
3445 * config/spu/divmodti4.c: Likewise.
3446 * config/spu/divv2df3.c: Likewise.
3447 * config/spu/float_disf.c: Likewise.
3448 * config/spu/float_unsdidf.c: Likewise.
3449 * config/spu/float_unsdisf.c: Likewise.
3450 * config/spu/float_unssidf.c: Likewise.
3451 * config/spu/mfc_multi_tag_release.c: Likewise.
3452 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3453 * config/spu/mfc_tag_release.c: Likewise.
3454 * config/spu/mfc_tag_reserve.c: Likewise.
3455 * config/spu/mfc_tag_table.c: Likewise.
3456 * config/spu/multi3.c: Likewise.
3457 * config/spu/spu_internals.h: Likewise.
3458 * config/spu/spu_intrinsics.h: Likewise.
3459 * config/spu/spu_mfcio.h: Likewise.
3460 * config/spu/vec_types.h: Likewise.
3461 * config/spu/vmx2spu.h: Likewise.
3462 * config/stormy16/stormy16-lib2.c: Likewise.
3463 * config/svr4.h: Likewise.
3464 * config/sync.c: Likewise.
3465 * config/v850/lib1funcs.asm: Likewise.
3466 * config/vxlib-tls.c: Likewise.
3467 * config/vxlib.c: Likewise.
3468 * config/vxworks-dummy.h: Likewise.
3469 * config/xtensa/crti.asm: Likewise.
3470 * config/xtensa/crtn.asm: Likewise.
3471 * config/xtensa/ieee754-df.S: Likewise.
3472 * config/xtensa/ieee754-sf.S: Likewise.
3473 * config/xtensa/lib1funcs.asm: Likewise.
3474 * config/xtensa/lib2funcs.S: Likewise.
3475 * config/xtensa/linux-unwind.h: Likewise.
3476 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3477 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3478 * coretypes.h: Likewise.
3479 * crtstuff.c: Likewise.
3480 * defaults.h: Likewise.
3481 * dwarf2.h: Likewise.
3482 * emutls.c: Likewise.
3483 * gbl-ctors.h: Likewise.
3484 * gcov-io.h: Likewise.
3485 * ginclude/float.h: Likewise.
3486 * ginclude/iso646.h: Likewise.
3487 * ginclude/stdarg.h: Likewise.
3488 * ginclude/stdbool.h: Likewise.
3489 * ginclude/stddef.h: Likewise.
3490 * ginclude/stdfix.h: Likewise.
3491 * ginclude/stdint-gcc.h: Likewise.
3492 * ginclude/tgmath.h: Likewise.
3493 * gthr-aix.h: Likewise.
3494 * gthr-dce.h: Likewise.
3495 * gthr-gnat.c: Likewise.
3496 * gthr-gnat.h: Likewise.
3497 * gthr-lynx.h: Likewise.
3498 * gthr-mipssde.h: Likewise.
3499 * gthr-nks.h: Likewise.
3500 * gthr-posix.c: Likewise.
3501 * gthr-posix.h: Likewise.
3502 * gthr-posix95.h: Likewise.
3503 * gthr-rtems.h: Likewise.
3504 * gthr-single.h: Likewise.
3505 * gthr-solaris.h: Likewise.
3506 * gthr-tpf.h: Likewise.
3507 * gthr-vxworks.h: Likewise.
3508 * gthr-win32.h: Likewise.
3510 * libgcc2.c: Likewise.
3511 * libgcc2.h: Likewise.
3512 * libgcov.c: Likewise.
3513 * tsystem.h: Likewise.
3514 * typeclass.h: Likewise.
3515 * unwind-c.c: Likewise.
3516 * unwind-compat.h: Likewise.
3517 * unwind-dw2-fde-compat.c: Likewise.
3518 * unwind-dw2-fde-darwin.c: Likewise.
3519 * unwind-dw2-fde-glibc.c: Likewise.
3520 * unwind-dw2-fde.c: Likewise.
3521 * unwind-dw2-fde.h: Likewise.
3522 * unwind-dw2.c: Likewise.
3523 * unwind-dw2.h: Likewise.
3524 * unwind-generic.h: Likewise.
3525 * unwind-pe.h: Likewise.
3526 * unwind-sjlj.c: Likewise.
3527 * unwind.inc: Likewise.
3528 * config/arm/neon-gen.ml: Change generated copyright header to
3529 refer to version 3 of the GNU General Public License with
3530 version 3.1 of the GCC Runtime Library Exception and to point
3531 readers at the COPYING3 and COPYING3.RUNTIME files and the
3532 FSF's license web page.
3533 * config/arm/arm_neon.h: Regenerate.
3535 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3537 * config/cris/cris.md: Change copyright header to refer to version
3538 3 of the GNU General Public License.
3539 * doc/install.texi2html: Change copyright header to refer to version
3540 3 of the GNU General Public License and to point readers at the
3541 COPYING3 file and the FSF's license web page.
3542 * config/vax/linux.h: Likewise.
3544 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3546 * config/i386/i386.md (cmpcc): New.
3547 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3548 (sync_compare_and_swap_cc*): Delete.
3550 * config/s390/s390.c (s390_compare_emitted): Remove.
3551 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3552 s390_compare_emitted used to be handled. Assert that modes match.
3553 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3554 refer to sync_compare_and_swap_ccsi.
3555 * config/s390/s390.h (s390_compare_emitted): Remove.
3556 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3557 instead of s390_compare_emitted.
3558 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3559 instead of s390_compare_emitted.
3560 * config/s390/s390.md (cmpcc): New.
3561 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3562 CC_REGNUM, do not pretend it's set.
3563 (sync_compare_and_swap_cc*): Delete.
3564 * config/s390/predicates.md (cc_reg_operand): New.
3566 * expr.c (sync_compare_and_swap_cc): Delete.
3567 * optabs.h (sync_compare_and_swap_cc): Delete.
3568 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3569 is being used with can_compare_p.
3570 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3572 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3573 look for a MODE_CC set instead. Use emit_store_flag.
3574 (expand_compare_and_swap_loop): Likewise, with some additional
3575 complication to avoid a force_reg when useless. Use
3576 emit_cmp_and_jump_insns.
3577 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3578 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3579 sync_compare_and_swap documentation.
3581 2009-04-09 Jan Hubicka <jh@suse.cz>
3583 * except.c (find_prev_try): Break out from ....
3584 (duplicate_eh_regions): ... here; properly update prev_try pointers
3585 when duplication part of tree.
3586 (dump_eh_tree): Improve dumping.
3587 (verify_eh_region): New.
3588 (verify_eh_tree): Use it.
3590 2009-04-06 Richard Guenther <rguenther@suse.de>
3592 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3593 &ARRAY addresses by adjusting their types and prepending
3595 * tree-cfg.c (verify_gimple_assign_single): Verify that
3596 addresses are correct.
3598 2009-04-09 Richard Guenther <rguenther@suse.de>
3600 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3601 indices into an array reference if possible.
3602 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3603 Fold POINTER_PLUS_EXPR statements with invariant address.
3605 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3608 * config.gcc (powerpc64-*-linux*): Always build biarch.
3610 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3613 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3614 it and pedwarn if this results in an INTEGER_CST.
3616 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3618 * doc/install.texi: Update minimum GMP version. Remove obsolete
3619 text in MPFR section.
3621 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3623 * dwarf2out.c (class_scope_p): New static inline.
3624 (class_or_namespace_scope_p): Use it.
3625 (gen_variable_die): Use DW_TAG_member tag for static data member
3626 declarations instead of DW_TAG_variable.
3629 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3632 2009-04-08 Richard Guenther <rguenther@suse.de>
3634 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3635 valueize random data.
3637 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3639 * config.gcc (aix tm_file): Add aix-stdint.h.
3640 (aix tm clause use_gcc_stdint): Set to wrap.
3641 * config/rs6000/aix-stdint.h: New file.
3643 2009-04-08 Richard Guenther <rguenther@suse.de>
3646 * tree-dfa.c (add_referenced_var): Do not recurse into
3647 global initializers.
3648 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3650 (fold_const_aggregate_ref): Likewise.
3652 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3654 * recog.c (ordered_comparison_operator): New.
3655 * gensupport.c (std_preds): Add it.
3656 * doc/md.texi (Machine-Independent Predicates): Document it.
3658 2009-04-08 Jan Hubicka <jh@suse.cz>
3660 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3661 * function.h (rtl_eh): Remove exception_handler_label_map.
3662 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3663 remove_exception_handler_label, for_each_eh_label_1): Remove.
3664 (rtl_remove_unreachable_regions): Remove.
3665 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3666 (find_exception_handler_labels): Don't build the hashtable.
3667 (maybe_remove_eh_handler): Remove.
3668 (for_each_eh_label): Rewrite to walk the tree.
3669 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3670 * except.h (maybe_remove_eh_handler): Remove.
3671 * passes.c (init_optimization_passes): Schedule second EH cleanup
3673 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3674 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3676 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3678 * genoutput.c (validate_optab_operands): New.
3679 (gen_insn, gen_expand): Call it.
3681 * genflags.c (gen_insn): Detect misused iterators.
3682 (main): Pass line_no to gen_insn, exit with status 1 on error.
3684 * genextract.c (line_no): Make global.
3685 (VEC_safe_set_locstr): Change assertion to error message.
3686 (main): Exit with status 1 on error.
3688 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3692 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3693 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3694 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3695 * c-convert.c (convert): Do not call fold on results of conversion
3696 functions when the result is a C_MAYBE_CONST_EXPR.
3697 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3698 of __builtin_choose_expr.
3699 * c-typeck.c (remove_c_maybe_const_expr): New.
3700 (build_unary_op, build_conditional_expr, build_compound_expr,
3701 build_binary_op, c_objc_common_truthvalue_conversion): Call
3702 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3705 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3707 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3708 CODE to produce a new one. Add a prototype to use fold_convert_const
3710 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3713 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3714 mix declarations and code.
3716 2009-04-08 Ben Elliston <bje@au.ibm.com>
3718 * gcc.c: Replace `CC' with `GCC' throughout.
3720 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3722 * doc/invoke.texi: Document Atom support.
3724 2009-04-07 Jason Merrill <jason@redhat.com>
3727 * c-common.h, c-common.c: Add flag_pretty_templates.
3728 * c-opts.c (c_common_handle_option): Set it.
3729 * c.opt: Add -fno-pretty-templates.
3730 * doc/invoke.texi (C++ Dialect Options): Likewise.
3732 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3734 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3735 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3736 (ia64_expand_builtin): Likewise.
3738 2009-04-07 Martin Jambor <mjambor@suse.cz>
3740 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3741 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3742 ADDR_EXPRS are include too.
3744 2009-04-07 Richard Guenther <rguenther@suse.de>
3746 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3747 decls are only used if passes as parameters or if they are
3748 local statics and the call is not to a builtin.
3749 (call_may_clobber_ref_p_1): Likewise.
3751 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3753 * expr.c (do_store_flag): Remove last argument. Simplify code
3754 to avoid duplication of tests already done by can_compare_p.
3755 (expand_expr_real_1): Adjust caller.
3757 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3759 * optabs.c (can_compare_p): Test the predicate of a
3760 cbranch and cstore pattern.
3762 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3764 * expr.c (convert_move): Use emit_store_flag instead of
3767 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3769 * config/i386/i386.c (ix86_compare_emitted): Remove.
3770 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3771 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3772 * config/i386/i386.h (ix86_compare_emitted): Remove.
3773 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3774 instead of ix86_compare_emitted.
3775 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3777 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3779 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3780 Add t-sysroot-suffix to tmake_file.
3781 * config/print-sysroot-suffix.sh: New file.
3782 * config/t-sysroot-suffix: New file.
3784 2009-04-07 Ben Elliston <bje@au.ibm.com>
3786 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3787 as the latter produces a warning when the target does not support
3790 2009-04-07 Ben Elliston <bje@au.ibm.com>
3792 * dfp.c: Replace type punning assignments with memcpy throughout.
3793 * Makefile.in (dfp.o-warn): Remove.
3795 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3798 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3799 Include soft-fp/t-softfp after rs6000/t-linux64.
3801 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3803 * stor-layout.c (set_sizetype): Use the full precision of their
3804 machine mode for bitsize types.
3806 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3808 * config/i386/i386.md: Revert 2 accidental checkins.
3810 2009-04-06 Joey Ye <joey.ye@intel.com>
3811 Xuepeng Guo <xuepeng.guo@intel.com>
3812 H.J. Lu <hongjiu.lu@intel.com>
3814 Atom pipeline model, tuning and insn selection.
3815 * config.gcc (atom): Add atom config options and target.
3817 * config/i386/atom.md: New.
3819 * config/i386/i386.c (atom_cost): New cost.
3820 (m_ATOM): New macro flag.
3821 (initial_ix86_tune_features): Set m_ATOM.
3822 (x86_accumulate_outgoing_args): Likewise.
3823 (x86_arch_always_fancy_math_387): Likewise.
3824 (processor_target): Add Atom cost.
3825 (cpu_names): Add Atom cpu name.
3826 (override_options): Set Atom ISA.
3827 (ix86_issue_rate): New case PROCESSOR_ATOM.
3828 (ix86_adjust_cost): Likewise.
3830 * config/i386/i386.h (TARGET_ATOM): New target macro.
3831 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3832 (TARGET_OPT_AGU): New target option.
3833 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3834 (processor_type): Add PROCESSOR_ATOM.
3836 * config/i386/i386.md (cpu): Add new value "atom".
3837 (use_carry, movu): New attr.
3838 (atom.md): Include atom.md.
3839 (adddi3_carry_rex64): Set attr "use_carry".
3840 (addqi3_carry): Likewise.
3841 (addhi3_carry): Likewise.
3842 (addsi3_carry): Likewise.
3843 (*addsi3_carry_zext): Likewise.
3844 (subdi3_carry_rex64): Likewise.
3845 (subqi3_carry): Likewise.
3846 (subhi3_carry): Likewise.
3847 (subsi3_carry): Likewise.
3848 (x86_movdicc_0_m1_rex64): Likewise.
3849 (*x86_movdicc_0_m1_se): Likewise.
3850 (x86_movsicc_0_m1): Likewise.
3851 (*x86_movsicc_0_m1_se): Likewise.
3852 (*adddi_1_rex64): Emit add insn as much as possible.
3853 (*addsi_1): Likewise.
3854 (return_internal): Set atom_unit.
3855 (return_internal_long): Likewise.
3856 (return_pop_internal): Likewise.
3857 (*rcpsf2_sse): Set atom_sse_attr attr.
3858 (*qrt<mode>2_sse): Likewise.
3859 (*prefetch_sse): Likewise.
3861 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3863 (ix86_target_macros_internal): Likewise.
3865 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3866 (*prefetch_sse_rex): Likewise.
3867 (sse_rcpv4sf2): Likewise.
3868 (sse_vmrcpv4sf2): Likewise.
3869 (sse_sqrtv4sf2): Likewise.
3870 (<sse>_vmsqrt<mode>2): Likewise.
3871 (sse_ldmxcsr): Likewise.
3872 (sse_stmxcsr): Likewise.
3873 (*sse_sfence): Likewise.
3874 (sse2_clflush): Likewise.
3875 (*sse2_mfence): Likewise.
3876 (*sse2_lfence): Likewise.
3877 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3878 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3879 (avx_movdqu<avxmodesuffix>): Likewise.
3880 (avx_lddqu<avxmodesuffix>): Likewise.
3881 (sse2_movntv2di): Change attr "type" to "ssemov".
3882 (sse2_movntsi): Likewise.
3883 (rsqrtv8sf2): Change attr "type" to "sseadd".
3884 (sse3_addsubv2df3): Set attr "atom_unit".
3885 (sse3_h<plusminus_insn>v4sf3): Likewise.
3886 (*sse2_pmaddwd): Likewise.
3887 (*vec_extractv2di_1_rex64): Likewise.
3888 (*vec_extractv2di_1_avx): Likewise.
3889 (sse2_psadbw): Likewise.
3890 (ssse3_phaddwv8hi3): Likewise.
3891 (ssse3_phaddwv4hi3): Likewise.
3892 (ssse3_phadddv4si3): Likewise.
3893 (ssse3_phadddv2si3): Likewise.
3894 (ssse3_phaddswv8hi3): Likewise.
3895 (ssse3_phaddswv4hi3): Likewise.
3896 (ssse3_phsubwv8hi3): Likewise.
3897 (ssse3_phsubwv4hi3): Likewise.
3898 (ssse3_phsubdv4si3): Likewise.
3899 (ssse3_phsubdv2si3): Likewise.
3900 (ssse3_phsubswv8hi3): Likewise.
3901 (ssse3_phsubswv4hi3): Likewise.
3902 (ssse3_pmaddubsw128): Likewise.
3903 (sse3_pmaddubsw: Likewise.
3904 (ssse3_palignrti): Likewise.
3905 (ssse3_palignrdi): Likewise.
3907 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3909 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3911 2009-04-06 Richard Guenther <rguenther@suse.de>
3913 PR tree-optimization/28868
3914 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3915 of which PHI results we inserted.
3916 (insert_into_preds_of_block): Record inserted PHIs.
3917 (eliminate): Eliminate redundant PHI nodes.
3918 (init_pre): Init inserted_phi_names.
3920 2009-04-06 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/39643
3923 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3924 IMAGPART_EXPRs of complex constants.
3925 (execute_fold_all_builtins): If we folded a call queue
3926 TODO_update_address_taken.
3928 2009-04-06 Jan Hubicka <jh@suse.cz>
3931 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3934 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3936 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3938 (ic_invalidate_array): Likewise.
3940 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3942 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3943 alignment for library calls.
3945 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3947 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3948 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3949 * config/i386/mingw-stdint.h: New file.
3951 2009-04-05 Richard Guenther <rguenther@suse.de>
3953 PR tree-optimization/39648
3954 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3955 our &A vs. &A[0] IL deficiencies.
3957 2009-04-04 Jan Hubicka <jh@suse.cz>
3959 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3960 removed toplevel regions.
3961 (sjlj_mark_call_sites): Likewise.
3963 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3965 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3966 (cygwin tm clause use_gcc_stdint): Set to wrap.
3967 * config/i386/cygwin-stdint.h: New file.
3969 2009-04-04 Richard Guenther <rguenther@suse.de>
3971 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3972 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3973 single-argument PHIs if we are in loop-closed SSA form.
3974 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3975 for the pre-condition.
3976 (slpeel_tree_peel_loop_to_edge): Likewise.
3977 (vect_build_loop_niters): Take an optional sequence to append stmts.
3978 (vect_generate_tmps_on_preheader): Likewise.
3979 (vect_do_peeling_for_loop_bound): Take extra guards for the
3981 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3982 the cost model check.
3983 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3984 guards if we are going to peel. Do not apply versioning in that case.
3985 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3986 (vect_do_peeling_for_loop_bound): Likewise.
3987 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3988 loop bound only record extra pre-conditions, do not apply loop
3991 2009-04-04 Richard Guenther <rguenther@suse.de>
3993 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3996 2009-04-04 Jan Hubicka <jh@suse.cz>
3998 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3999 last_basic_block for size of bb->index indexed array.
4000 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
4001 compute_out, link_btr_uses, build_btr_def_use_webs,
4002 build_btr_def_use_webs, migrate_btr_defs): Likewise.
4004 2009-04-04 Jan Hubicka <jh@suse.cz>
4006 * except.c (remove_eh_handler_and_replace): Break out from ...
4007 (remove_eh_handler): ... here.
4008 (bring_to_root): New function.
4009 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
4010 handled ones, bring others to root of tree.
4012 2009-04-04 Jan Hubicka <jh@suse.cz>
4014 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
4015 (all_phis_safe_to_merge): New function.
4016 (update_info): New structure.
4017 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
4018 (cleanup_empty_eh): Update SSA if possible.
4020 2009-04-04 Richard Guenther <rguenther@suse.de>
4022 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
4023 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
4024 (append_vuse): Likewise.
4026 2009-04-04 Jakub Jelinek <jakub@redhat.com>
4028 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
4029 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
4030 instead of REG_UNSAVED for DW_CFA_undefined.
4031 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
4032 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
4035 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
4038 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
4039 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
4040 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
4042 2009-04-04 Richard Guenther <rguenther@suse.de>
4044 PR tree-optimization/8781
4045 PR tree-optimization/37892
4046 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
4047 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
4048 (valueize_refs): Call it for *& valueizations.
4049 (shared_reference_ops_from_ref): Rename to ...
4050 (valueize_shared_reference_ops_from_ref): ... this and valueize.
4051 (shared_reference_ops_from_call): Rename to ...
4052 (valueize_shared_reference_ops_from_call): ... this and valueize.
4053 (vn_reference_lookup): Update.
4054 (visit_reference_op_call): Likewise.
4055 * tree-ssa-pre.c (phi_translate_1): Fold *&.
4056 (eliminate): Value-replace the call address in call statements.
4058 2009-04-04 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/39636
4061 * tree-ssa-forwprop.c
4062 (forward_propagate_addr_into_variable_array_index): Check for
4063 GIMPLE_ASSIGN before accessing the rhs code.
4065 2009-04-03 Jason Merrill <jason@redhat.com>
4067 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4069 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4071 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4072 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4073 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4074 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4075 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4076 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4077 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4078 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4079 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4080 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4081 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4082 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4083 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4084 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4085 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4086 Use fr_reg_or_fp01_operand instead of fr_register_operand
4088 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4089 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4090 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4092 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4094 PR rtl-optimization/39607
4095 PR rtl-optimization/39631
4099 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4100 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4101 instead of DF_LR_OUT.
4102 * ira-lives.c (process_bb_node_lives): Ditto.
4103 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4104 instead of DF_LR_{OUT,IN}.
4105 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4106 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4108 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4110 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4111 (execute_lower_omp): Always run but take the short way out if -fopenmp
4113 (gate_lower_omp): Remove, forcing the pass manager to always run the
4114 pass and always set PROP_gimple_lomp.
4115 (pass_lower_omp): Remove gate function.
4116 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4117 PROP_trees. Instead, require it.
4118 * ipa-cp.c (pass_ipa_cp): Likewise.
4119 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4120 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4121 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4122 and PROP_gimple_leh.
4124 2009-04-03 Richard Guenther <rguenther@suse.de>
4127 PR tree-optimization/23940
4128 PR tree-optimization/33237
4131 PR tree-optimization/36201
4132 PR tree-optimization/36230
4133 PR tree-optimization/38049
4134 PR tree-optimization/38207
4135 PR tree-optimization/38230
4136 PR tree-optimization/38301
4137 PR tree-optimization/38585
4139 PR tree-optimization/38985
4140 PR tree-optimization/39299
4141 * tree-ssa-structalias.h: Remove.
4142 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4143 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4144 (struct vuse_element_d): Remove.
4145 (struct vuse_vec_d): Likewise.
4146 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4147 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4148 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4149 VUSE_ELEMENT_VAR): Likewise.
4150 (struct voptype_d): Likewise.
4151 (NUM_VOP_FREE_BUCKETS): Likewise.
4152 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4153 (struct stmt_operands_d): Remove.
4154 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4155 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4156 VDEF_NUM, VDEF_VECT): Likewise.
4157 (copy_virtual_operands): Remove.
4158 (operand_build_cmp): Likewise.
4159 (create_ssa_artificial_load_stmt): Likewise.
4160 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4161 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4162 vuse_index and mayuse_index members. Pack and move done and iter_type
4163 members to the front.
4164 (SSA_OP_VMAYUSE): Remove.
4165 (SSA_OP_VIRTUAL_USES): Adjust.
4166 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4167 (unlink_stmt_vdef): Declare.
4168 (add_to_addressable_set): Remove.
4169 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4170 (vrp_visit_stmt): Likewise.
4171 * doc/tree-ssa.texi (Alias analysis): Update.
4172 * doc/invoke.texi (max-aliased-vops): Remove docs.
4173 (avg-aliased-vops): Likewise.
4174 * tree-into-ssa.c (syms_to_rename): Remove.
4175 (need_to_update_vops_p): Likewise.
4176 (need_to_initialize_update_ssa_p): Rename to ...
4177 (update_ssa_initialized_fn): ... this. Track function we are
4179 (symbol_marked_for_renaming): Simplify.
4180 (add_new_name_mapping): Do not set need_to_update_vops_p.
4181 (dump_currdefs): Use SYMS_TO_RENAME.
4182 (rewrite_update_stmt): Always walk all uses/defs.
4183 (dump_update_ssa): Adjust.
4184 (init_update_ssa): Take function argument. Track what we are
4186 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4187 (create_new_def_for): Initialize for cfun, assert we are initialized
4189 (mark_sym_for_renaming): Simplify.
4190 (mark_set_for_renaming): Do not initialize update-ssa.
4191 (need_ssa_update_p): Simplify. Take function argument.
4192 (name_mappings_registered_p): Assert we ask for the correct function.
4193 (name_registered_for_update_p): Likewise.
4194 (ssa_names_to_replace): Likewise.
4195 (release_ssa_name_after_update_ssa): Likewise.
4196 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4197 (dump_decl_set): Do not print a newline.
4198 (debug_decl_set): Do it here.
4199 (dump_update_ssa): And here.
4200 * tree-ssa-loop-im.c (move_computations): Adjust.
4201 (movement_possibility): Likewise.
4202 (determine_max_movement): Likewise.
4203 (gather_mem_refs_stmt): Likewise.
4204 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4206 * tree-complex.c (update_all_vops): Remove.
4207 (expand_complex_move): Adjust.
4208 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4209 Simplify test for memory referencing statement. Exclude
4210 non-invariant ADDR_EXPRs.
4211 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4212 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4213 (rdg_flag_uses): Likewise.
4214 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4216 (tree_optimize_tail_calls_1): Also split the
4217 edge from the entry block if we have degenerate PHI nodes in
4218 the first basic block.
4219 * tree.c (init_ttree): Remove memory-tag related code.
4220 (tree_code_size): Likewise.
4221 (tree_node_structure): Likewise.
4222 (build7_stat): Re-write to be build6_stat.
4223 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4224 (SSA_VAR_P): Adjust.
4225 (struct tree_memory_tag): Remove.
4226 (struct tree_memory_partition_tag): Likewise.
4227 (union tree_node): Adjust.
4228 (build7): Re-write to be build6.
4229 * tree-pass.h (pass_reset_cc_flags): Remove.
4230 (TODO_update_address_taken): New flag.
4231 (pass_simple_dse): Remove.
4232 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4233 * params.h (MAX_ALIASED_VOPS): Remove.
4234 (AVG_ALIASED_VOPS): Likewise.
4235 * omp-low.c (expand_omp_taskreg): Update SSA form.
4236 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4237 aliases the lhs in a copy stmt.
4238 * tree-ssa-dse.c (struct address_walk_data): Remove.
4239 (memory_ssa_name_same): Likewise.
4240 (memory_address_same): Likewise.
4241 (get_kill_of_stmt_lhs): Likewise.
4242 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4243 unused stores. Look through PHI nodes into post-dominated regions.
4244 (dse_optimize_stmt): Simplify. Properly remove stores.
4245 (tree_ssa_dse): Compute dominators.
4246 (execute_simple_dse): Remove.
4247 (pass_simple_dse): Likewise.
4248 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4249 gimple_loaded_syms and gimple_stored_syms computation.
4250 * toplev.c (dump_memory_report): Dump alias and pta stats.
4251 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4252 (vn_reference_eq): Likewise.
4253 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4254 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4255 valueize_vuses): Remove.
4256 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4257 (get_def_ref_stmt_vuse): ... this.
4258 (vn_reference_lookup_2): New function.
4259 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4260 walking equivalent vuses. Simplify.
4261 (vn_reference_lookup): Likewise.
4262 (vn_reference_insert): Likewise.
4263 (vn_reference_insert_pieces): Likewise.
4264 (visit_reference_op_call): Simplify.
4265 (visit_reference_op_load): Likewise.
4266 (visit_reference_op_store): Likewise.
4267 (init_scc_vn): Remove shared_lookup_vuses initialization.
4268 (free_scc_vn): Remove shared_lookup_vuses freeing.
4269 (sort_vuses, sort_vuses_heap): Remove.
4270 (get_ref_from_reference_ops): Export.
4271 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4272 vector with single vuse pointer.
4273 (vn_reference_lookup_pieces, vn_reference_lookup,
4274 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4275 (shared_vuses_from_stmt): Remove.
4276 (get_ref_from_reference_ops): Declare.
4277 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4278 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4279 memory-tag related code.
4280 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4281 (likely_value): Add comment, skip static-chain of call statements.
4282 (surely_varying_stmt_p): Adjust.
4283 (gimplify_and_update_call_from_tree): Likewise.
4284 (execute_fold_all_builtins): Do not rebuild alias info.
4285 (gimplify_and_update_call_from_tree): Properly update VOPs.
4286 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4287 (copy_ref_info): Remove memory-tag related code.
4288 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4289 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4290 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4292 * tree-ssa-dom.c (gimple_p): Remove typedef.
4293 (eliminate_redundant_computations): Adjust.
4294 (record_equivalences_from_stmt): Likewise.
4295 (avail_expr_hash): Likewise.
4296 (avail_expr_eq): Likewise.
4297 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4298 (stmt_makes_single_load): Likewise.
4299 (stmt_makes_single_store): Likewise.
4300 * tree-ssa-alias.c: Rewrite completely.
4301 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4302 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4303 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4304 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4305 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4306 Remove public functions.
4307 (pass_reset_cc_flags): Remove.
4308 (pass_build_alias): Move ...
4309 * tree-ssa-structalias.c (pass_build_alias): ... here.
4310 * tree-ssa-alias.c (may_be_aliased): Move ...
4311 * tree-flow-inline.h (may_be_aliased): ... here.
4312 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4313 count_uses_and_derefs): Move ...
4314 * gimple.c: ... here.
4315 * gimple.h (count_uses_and_derefs): Declare.
4316 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4317 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4318 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4319 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4320 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4321 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4322 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4324 * tree-dfa.c (refs_may_alias_p): Move ...
4325 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4326 * tree-ssa-alias.h: New file.
4327 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4328 (statement_sink_location): Likewise.
4329 * opts.c (decode_options): Do not adjust max-aliased-vops or
4330 avg-aliased-vops values.
4331 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4332 (TV_CALL_CLOBBER): Likewise.
4333 (TV_FLOW_SENSITIVE): Likewise.
4334 (TV_FLOW_INSENSITIVE): Likewise.
4335 (TV_MEMORY_PARTITIONING): Likewise.
4336 (TV_ALIAS_STMT_WALK): New timevar.
4337 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4338 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4339 (get_address_description): Remove memory-tag related code.
4340 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4341 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4342 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4343 and immediate uses in statements. Document.
4344 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4345 (dump_symbols): Remove.
4346 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4347 * alias.c (get_deref_alias_set): New function split out from ...
4348 (get_alias_set): ... here.
4349 * alias.h (get_deref_alias_set): Declare.
4350 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4351 type parameter. Remove restrict pointer handling. Create a
4352 ref-all pointer in case type-based alias sets do not conflict.
4353 (vect_analyze_data_refs): Remove SMT related code.
4354 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4355 (vectorizable_load): Likewise.
4356 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4357 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4358 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4359 Ignore vops and SMTs.
4360 (dr_analyze_alias): Likewise..
4361 (free_data_ref): Likewise.
4362 (create_data_ref): Likewise.
4363 (analyze_all_data_dependences): Likewise.
4364 (get_references_in_stmt): Adjust.
4365 * tree-flow-inline.h (gimple_aliases_computed_p,
4366 gimple_addressable_vars, gimple_call_clobbered_vars,
4367 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4368 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4369 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4370 gimple_mem_ref_stats): Remove.
4371 (gimple_vop): New function.
4372 (op_iter_next_use): Remove vuses and mayuses cases.
4373 (op_iter_next_def): Remove vdefs case.
4374 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4375 (clear_and_done_ssa_iter): Do not set removed fields.
4376 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4377 Assert we are not iterating over vuses or vdefs if not also
4378 iterating over uses or defs.
4379 (op_iter_init_use): Likewise.
4380 (op_iter_init_def): Likewise.
4381 (op_iter_next_vdef): Remove.
4382 (op_iter_next_mustdef): Likewise.
4383 (op_iter_init_vdef): Likewise.
4384 (compare_ssa_operands_equal): Likewise.
4385 (link_use_stmts_after): Handle vuse operand.
4386 (is_call_used): Use is_call_clobbered.
4387 (is_call_clobbered): Global variables are always call clobbered,
4388 query the call-clobbers bitmap.
4389 (mark_call_clobbered): Ignore global variables.
4390 (clear_call_clobbered): Likewise.
4391 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4392 virtual operands sanity check.
4393 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4395 (TARGET_MEM_REF): Remove TMR_TAG operand.
4396 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4397 Remove call-clobber related code.
4398 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4399 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4400 partitions or escape reason.
4401 (get_single_def_stmt, get_single_def_stmt_from_phi,
4402 get_single_def_stmt_with_phi): Remove.
4403 (dump_referenced_vars): Tidy.
4404 (get_ref_base_and_extent): Allow bare decls.
4405 (collect_dfa_stats): Adjust.
4406 * graphite.c (rename_variables_in_stmt): Adjust.
4407 (graphite_copy_stmts_from_block): Likewise.
4408 (translate_clast): Likewise.
4409 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4411 (translate_vuse_through_block): Use the oracle.
4412 (phi_translate_1): Adjust.
4413 (value_dies_in_block_x): Use the oracle. Cache the outcome
4415 (valid_in_sets): Check if the VUSE for
4416 a REFERENCE is available.
4417 (eliminate): Do not remove stmts during elimination,
4418 instead queue and remove them afterwards.
4419 (do_pre): Do not rebuild alias info.
4420 (pass_pre): Run TODO_rebuild_alias before PRE.
4421 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4422 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4423 (mark_all_v_defs_stmt): Remove.
4424 (mark_all_v_defs_seq): Adjust.
4425 (sra_replace): Likewise.
4426 (scalarize_use): Likewise.
4427 (scalarize_copy): Likewise.
4428 (scalarize_init): Likewise.
4429 (scalarize_ldst): Likewise.
4430 (todoflags): Remove.
4431 (tree_sra): Do not rebuild alias info.
4432 (tree_sra_early): Adjust.
4433 (pass_sra): Run TODO_update_address_taken before SRA.
4434 * tree-predcom.c (set_alias_info): Remove.
4435 (prepare_initializers_chain): Do not call it.
4436 (mark_virtual_ops_for_renaming): Adjust.
4437 (mark_virtual_ops_for_renaming_list): Remove.
4438 (initialize_root_vars): Adjust.
4439 (initialize_root_vars_lm): Likewise.
4440 (prepare_initializers_chain): Likewise.
4441 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4442 (may_propagate_copy_into_stmt): Likewise.
4443 (merge_alias_info): Do nothing for now.
4444 (propagate_tree_value_into_stmt): Adjust.
4445 (stmt_may_generate_copy): Likewise.
4446 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4447 not mark symbols for renaming.
4448 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4449 with the same statement, make sure to update the new pointed-to one.
4450 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4451 call statements, do not mark symbols for renaming.
4452 (mark_operand_necessary): Dump something.
4453 (ref_may_be_aliased): New function.
4454 (mark_aliased_reaching_defs_necessary_1): New helper function.
4455 (mark_aliased_reaching_defs_necessary): Likewise.
4456 (mark_all_reaching_defs_necessary_1): Likewise.
4457 (mark_all_reaching_defs_necessary): Likewise.
4458 (propagate_necessity): Do not process virtual PHIs. For
4459 non-aliased loads mark all reaching definitions as necessary.
4460 For aliased loads and stores mark the immediate dominating
4461 aliased clobbers as necessary.
4462 (visited): New global static.
4463 (perform_tree_ssa_dce): Free visited bitmap after propagating
4465 (remove_dead_phis): Perform simple dead virtual PHI removal.
4466 (remove_dead_stmt): Properly unlink virtual operands when
4468 (eliminate_unnecessary_stmts): Schedule PHI removal after
4470 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4471 (process_replaceable): Likewise.
4472 (find_replaceable_in_bb): Likewise.
4473 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4474 based on the single gimple vop.
4475 (verify_flow_insensitive_alias_info): Remove.
4476 (verify_flow_sensitive_alias_info): Likewise.
4477 (verify_call_clobbering): Likewise.
4478 (verify_memory_partitions): Likewise.
4479 (verify_alias_info): Likewise.
4480 (verify_ssa): Adjust..
4481 (execute_update_addresses_taken): Export. Update SSA
4482 manually. Optimize only when optimizing. Use a local bitmap.
4483 (pass_update_address_taken): Remove TODO_update_ssa, add
4485 (pass_update_address_taken): Just use TODO_update_address_taken.
4486 (init_tree_ssa): Do not initialize addressable_vars.
4487 (verify_ssa): Verify new VUSE / VDEF properties.
4488 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4489 Do not call verify_alias_info.
4490 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4491 Do not free the loaded and stored syms bitmaps. Reset the escaped
4492 and callused solutions. Do not free addressable_vars.
4493 Remove memory-tag related code.
4494 (warn_uninitialized_var): Aliases are always available.
4495 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4496 * lambda-code.c (can_put_in_inner_loop): Adjust.
4497 (can_put_after_inner_loop): Likewise.
4498 (perfect_nestify): Likewise.
4499 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4500 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4501 (vectorizable_conversion): Do not mark symbols for renaming.
4502 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4503 (expand_call_inline): Unlink the calls virtual operands before
4505 (tree_function_versioning): Do not call update_ssa if we are not
4506 updating clones. Simplify.
4507 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4508 (propagate_with_phi): Likewise..
4509 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4510 clobber code. Assert we are not aliased or global.
4511 * tree-flow.h: Include tree-ssa-alias.h
4512 (enum escape_type): Remove.
4513 (struct mem_sym_stats_d): Likewise.
4514 (struct mem_ref_stats_d): Likewise.
4515 (struct gimple_df): Add vop member. Remove global_var,
4516 call_clobbered_vars, call_used_vars, addressable_vars,
4517 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4518 escaped and callused members.
4519 (struct ptr_info_def): Remove all members, add points-to solution
4521 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4522 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4523 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4524 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4525 (tree-ssa-alias.o): Likewise.
4526 (toplev.o): Add tree-ssa-alias.h
4527 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4528 * gimple.c (gimple_set_bb): Fix off-by-one error.
4529 (is_gimple_reg): Do not handle memory tags.
4530 (gimple_copy): Also copy virtual operands.
4531 Delay updating the statement. Do not reset loaded and stored syms.
4532 (gimple_set_stored_syms): Remove.
4533 (gimple_set_loaded_syms): Likewise.
4534 (gimple_call_copy_skip_args): Copy the virtual operands
4535 and mark the new statement modified.
4536 * tree-ssa-structalias.c (may_alias_p): Remove.
4537 (set_uids_in_ptset): Take the alias set to prune with as
4538 parameter. Fold in the alias test of may_alias_p.
4539 (compute_points_to_sets): Compute whether a ptr is dereferenced
4541 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4542 other ADDRESSOF constraints on the lhs.
4543 (get_constraint_for_component_ref): Assert that we don't get
4544 ADDRESSOF constraints from the base of the reference.
4545 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4546 (struct variable_info): Remove collapsed_to member.
4547 (get_varinfo_fc): Remove.
4548 (new_var_info): Do not set collapsed_to.
4549 (dump_constraint): Do not follow cycles.
4550 (dump_constraint_graph): Likewise.
4551 (build_pred_graph): Likewise.
4552 (build_succ_graph): Likewise.
4553 (rewrite_constraints): Likewise.
4554 (do_simple_structure_copy): Remove.
4555 (do_rhs_deref_structure_copy): Remove.
4556 (do_lhs_deref_structure_copy): Remove.
4557 (collapse_rest_of_var): Remove.
4558 (do_structure_copy): Re-implement.
4559 (pta_stats): New global variable.
4560 (dump_pta_stats): New function.
4561 (struct constraint_expr): Make offset signed.
4562 (UNKNOWN_OFFSET): Define special value.
4563 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4564 (solution_set_expand): New helper function split out from ...
4565 (do_sd_constraint): ... here.
4566 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4567 (do_ds_constraint): Likewise.
4568 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4569 and CALLUSED = *CALLUSED.
4570 (set_union_with_increment): Make inc argument signed.
4571 (type_safe): Remove.
4572 (get_constraint_for_ptr_offset): Handle unknown and negative
4574 (first_vi_for_offset): Handle offsets before start. Bail
4575 out early for offsets beyond the variable extent.
4576 (first_or_preceding_vi_for_offset): New function.
4577 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4578 Together with ESCAPED = *ESCAPED this properly computes reachability.
4579 (find_what_var_points_to): New function.
4580 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4581 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4582 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4583 pt_solutions_intersect): New functions.
4584 (compute_call_used_vars): Remove.
4585 (compute_may_aliases): New main entry into PTA computation.
4586 * gimple.h (gimple_p): New typedef.
4587 (struct gimple_statement_base): Remove references_memory_p.
4588 (struct gimple_statement_with_memory_ops_base): Remove
4589 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4591 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4592 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4593 gimple_set_references_memory): Remove.
4594 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4595 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4597 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4598 (verify_expr): Allow RESULT_DECL.
4599 (gimple_duplicate_bb): Do not copy virtual operands.
4600 (gimple_duplicate_sese_region): Adjust.
4601 (gimple_duplicate_sese_tail): Likewise.
4602 (mark_virtual_ops_in_region): Remove.
4603 (move_sese_region_to_fn): Do not call it.
4604 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4605 and pass_simple_dse.
4606 (execute_function_todo): Handle TODO_update_address_taken,
4607 call execute_update_addresses_taken for TODO_rebuild_alias.
4608 (execute_todo): Adjust.
4609 (execute_one_pass): Init dump files early.
4610 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4612 (create_general_new_stmt): Clear vops.
4613 * tree-ssa-reassoc.c (get_rank): Adjust.
4614 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4615 symbols for renaming.
4616 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4617 (PARAM_AVG_ALIASED_VOPS): Likewise.
4618 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4619 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4620 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4621 (operand_build_cmp, copy_virtual_operands,
4622 create_ssa_artificial_load_stmt, add_to_addressable_set,
4623 gimple_add_to_addresses_taken): Remove public functions.
4624 (unlink_stmt_vdef): New function.
4626 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4628 * config.gcc (powerpc-*-linux*): Merge variants.
4630 2009-04-02 Chao-ying Fu <fu@mips.com>
4631 James Grosbach <james.grosbach@microchip.com>
4633 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4634 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4636 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4637 keep_interrupts_masked_p, use_debug_exception_return_p.
4638 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4639 keep_interrupts_masked, use_debug_exception_return.
4640 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4641 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4643 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4644 (mips_print_operand): Process COP0 registers to print $0 .. $31
4645 correctly for GAS to process.
4646 (mips_interrupt_extra_call_saved_reg_p): New function.
4647 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4649 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4650 (mips_compute_frame_info): Add supports for interrupt context that
4651 includes doubleword accumulators and COP0 registers.
4652 (mips_for_each_saved_acc): New function.
4653 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4654 mips_for_each_saved_reg.
4655 (mips_save_reg): Save accumulators.
4656 (mips_kernel_reg_p): A new for_each_rtx callback.
4657 (mips_expand_prologue): Support interrupt handlers.
4658 (mips_restore_reg): Restore accumulators.
4659 (mips_expand_epilogue): Support interrupt handlers.
4660 (mips_can_use_return_insn): Return false for interrupt handlers.
4661 (mips_epilogue_uses): New function.
4662 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4663 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4664 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4665 cop0_move): New instructions.
4666 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4667 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4669 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4671 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4672 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4673 interrupt handlers, we use K0 as the temporary register.
4674 (EPILOGUE_USES): Change to a function call.
4675 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4676 handlers, we use K0 as the temporary register.
4678 * doc/extend.texi (Function Attributes): Document interrupt,
4679 use_shadow_register_set, keep_interrupts_masked,
4680 use_debug_exception_return for MIPS attributes.
4682 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4684 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4685 Remove a number of t-files from tmake_file.
4686 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4687 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4688 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4689 target_prototype, not TARGET_PROTOTYPE.
4690 (LINK_OS_GNU_SPEC): Define.
4691 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4692 and darwin-ldoubdle.c.
4694 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4697 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4698 (cpp_options): Ditto.
4699 (default_compilers): Ditto.
4700 (display_help): Ditto.
4701 (process_command): Ditto.
4703 (set_input): Use lbasename instead of duplicate code.
4704 (save_temps_prefix): New static for -save-temps=obj.
4705 (save_temps_length): Ditto.
4707 * doc/invoke.texi (-save-temps=obj): Document new variant to
4710 2009-04-02 Jeff Law <law@redhat.com>
4712 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4715 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4717 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4718 * configure: Regenerated.
4720 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4722 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4723 share the argument list.
4725 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4729 2009-02-12 Diego Novillo <dnovillo@google.com>
4731 * varpool.c (debug_varpool): New.
4732 * cgraph.h (debug_varpool): Declare.
4734 2009-04-02 Jan Hubicka <jh@suse.cz>
4736 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4739 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4741 * config/i386/i386.c (ix86_abi): Move initialization to ...
4742 (override_options): Here.
4744 2009-04-02 Christian Bruel <christian.bruel@st.com>
4746 * config/sh/sh.c (sh_dwarf_register_span): New function.
4747 (TARGET_DWARF_REGISTER_SPAN): Define.
4748 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4750 2009-04-02 Ira Rosen <irar@il.ibm.com>
4752 PR tree-optimization/39595
4753 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4754 interleaved loads group is not greater than the SLP group size.
4756 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4758 * builtins.c (is_builtin_name): New.
4759 (called_as_built_in): Use is_builtin_name.
4760 * tree.h (is_builtin_name): New.
4761 * varasm.c (incorporeal_function_p): Use is_builtin_name
4763 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4765 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4767 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4770 * c-decl.c (clone_underlying_type): Move this ...
4771 * c-common.c (set_underlying_type): ... here.
4772 Also, make sure the function properly sets TYPE_STUB_DECL() on
4773 the newly created typedef variant type.
4774 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4775 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4778 2009-04-02 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/37221
4781 * tree-flow.h (degenerate_phi_result): Declare.
4782 * tree-ssa-dom.c (degenerate_phi_result): Export.
4783 * tree-scalar-evolution.c (analyze_initial_condition): If
4784 the initial condition is defined by a degenerate PHI node
4785 use the degenerate value.
4787 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4789 PR rtl-optimization/39588
4790 * combine.c (merge_outer_ops): Do not set the constant when this
4792 (simplify_shift_const_1): Do not modify it either in this case.
4794 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4796 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4797 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4799 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4802 * c-lex.c (interpret_float): Default (no suffix) is double.
4804 2009-04-1 Xinliang David Li <davidxl@google.com>
4806 * config/i386/i386.c (legitimate_constant_p): Recognize
4807 all one vector constant.
4809 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4811 * config/vax/vax.c: Add #includes to silence warnings.
4812 Change #include order to silence two warnings.
4814 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4816 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4817 (ASM_SPEC): Pass -k to the assembler for PIC code.
4819 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4821 * config.gcc: Add vax-*-linux* to the switch.
4822 * config/vax/linux.h: New file. (TARGET_VERSION,
4823 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4825 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4827 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4828 Use predicate macros instead of GET_CODE() == foo.
4829 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4830 ashlsi3, rotrsi3, <unnamed>): Likewise.
4832 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4834 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4835 jbbccihi, jbbccisi): Remova trailing whitespace.
4836 * config/vax/constraints.md: Likewise.
4837 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4838 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4839 * config/vax/predicates.md: Likewise.
4840 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4841 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4842 * config/vax/vax.h: Likewise.
4843 * config/vax/vax.md (nonlocal_goto): Likewise.
4845 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4847 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4848 (indirectable_address_p, adjacent_operands_p): Add spaces around
4850 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4852 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4854 * config/vax/vax.c (legitimate_constant_address_p,
4855 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4856 index_term_p, reg_plus_index_p, legitimate_address_p,
4857 vax_mode_dependent_address_p): Update comments to match functions
4858 modified by the recent int->bool conversion.
4860 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4862 * config/vax/builtins.md: Update copyright message.
4863 * config/vax/constraints.md: Likewise.
4864 * config/vax/netbsd-elf.h: Likewise.
4865 * config/vax/predicates.md: Likewise.
4866 * config/vax/vax-protos.h: Likewise.
4867 * config/vax/vax.c: Likewise.
4868 * config/vax/vax.h: Likewise.
4869 * config/vax/vax.md: Likewise.
4870 * config/vax/vax.opt: Likewise.
4872 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4874 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4875 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4876 * config/vax/constraints.md (B, R): Likewise.
4877 * config/vax/predicates.md (external_memory_operand,
4878 nonimmediate_addsub_di_operand): Likewise.
4879 * config/vax/vax.c (vax_output_int_add): Likewise.
4880 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4881 untyped_call): Likewise.
4883 2009-04-01 Matt Thomas <matt@3am-software.com>
4885 * config/vax/predicates.md: New file.
4886 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4887 external_const_operand, nonsymbolic_operand, external_memory_operand,
4888 indirect_memory_operand, indexed_memory_operand,
4889 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4890 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4892 * config/vax/constraints.md: New file.
4893 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4895 * config/vax/builtins.md: New file.
4896 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4897 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4899 * config/vax/vax.opt (mqmath): Add option.
4900 * config/vax/vax.md (isfx): Extend with DI.
4901 (VAXintQH, VAXintQHSD): Define.
4902 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4903 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4904 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4905 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4906 (movdi): Update constraints and use vax_output_int_move().
4907 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4908 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4909 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4910 nonlocal_goto): New.
4911 (mov<mode>): Extend accepted operand types.
4912 (subdi3_old): Rename from subdi3, change update constraints and use
4913 a new implementation.
4914 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4915 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4916 MOVE_RATIO, CLEAR_RATIO): Define.
4917 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4918 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4919 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4920 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4921 (split_quadword_operands): Make static and really allow variable
4923 (print_operand_address): Update for PIC generation.
4924 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4925 indexable_address_p, fixup_mathdi_operand,
4926 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4927 (vax_float_literal, legitimate_constant_p,
4928 indirectable_constant_address_p, index_term_p,
4929 reg_plus_index_p): Return bool instead of int.
4930 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4932 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4934 (vax_output_conditional_branch): Indent.
4935 (legitimate_constant_address_p, indirectable_constant_address_p,
4936 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4937 vax_mode_dependent_address_p): Return bool instead of int, update for
4939 * config/vax/vax-protos.h (legitimate_constant_address_p,
4940 legitimate_constant_p, legitimate_address_p,
4941 vax_mode_dependent_address_p): Change declaration to bool.
4942 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4943 vax_expand_addsub_di_operands, vax_output_int_subtract,
4944 vax_output_movmemsi): Declare.
4945 (split_quadword_operands, vax_float_literal): Delete declaration.
4946 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4947 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4948 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4949 ASM_OUTPUT_DWARF_PCREL): Define.
4950 (ASM_SPEC): Change definition to allow PIC generation.
4952 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4954 * doc/sourcebuild.texi: Update front-end requirements.
4956 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4959 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4960 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4961 (booldi3_internal3): Use boolean_or_operator instead of
4964 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4967 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4968 declarator whose size is not an integer constant expression but
4969 folds to an integer constant, then treat it as a constant
4972 2009-04-01 Richard Guenther <rguenther@suse.de>
4974 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4975 i * 4 + 2 to (i * 2 + 1) * 2.
4977 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4980 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4981 return if c_parser_asm_string_literal returned NULL.
4983 2009-04-01 Nick Clifton <nickc@redhat.com>
4985 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4987 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4988 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4989 other typedefs to avoid conflicts with libgcc2.c. Define labels
4990 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4992 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4993 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4996 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4998 * varasm.c (default_function_rodata_section): Declare DOT as
5001 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
5002 Andrey Galkin <agalkin@hypercom.com>
5005 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
5006 Make object_name unique for each process.
5008 2009-04-01 Jakub Jelinek <jakub@redhat.com>
5011 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
5012 addressable variables in the parallel that could go out of scope while
5013 running queued tasks.
5015 2009-04-01 Anatoly Sokolov <aesok@post.ru>
5017 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
5018 (CASE_VALUES_THRESHOLD): Redefine.
5019 * config/avr/avr.c (avr_override_options): Remove initialization of
5020 avr_case_values_threshold variable.
5021 (avr_case_values_threshold): Remove variable. Add new function.
5022 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
5023 * config/avr/avr.opt (mno-tablejump): Remove option.
5024 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
5026 2009-04-01 DJ Delorie <dj@redhat.com>
5028 * varasm.c (default_function_rodata_section): Don't assume
5029 anything about where the first '.' in the section name is.
5031 2009-04-01 Alan Modra <amodra@bigpond.net.au>
5033 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
5034 rs6000_emit_stack_tie.
5036 2009-03-31 Ian Lance Taylor <iant@google.com>
5038 * tree-eh.c (tree_remove_unreachable_handlers): Compare
5039 gimple_code with GIMPLE_RESX, not RESX.
5041 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5043 * c-common.c (c_get_ident): New.
5044 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
5046 2009-04-01 Ben Elliston <bje@au.ibm.com>
5048 * config/rs6000/sysv4.opt (msdata): Improve option description.
5050 2009-03-31 Steve Ellcey <sje@cup.hp.com>
5052 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
5053 (divdf3_internal_lat): Remove.
5054 (divxf3_internal_lat): Remove.
5055 (divxf3_internal_thr): Remove.
5056 (divxf): Use divxf3_internal.
5057 * config/ia64/div.md (divsf3_internal_lat): New.
5058 (divdf3_internal_lat): New.
5059 (divxf3_internal): New.
5061 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5064 * Makefile.in (USE_GCC_STDINT): Define.
5065 (stmp-int-hdrs): Install stdint.h if applicable.
5066 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5068 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5069 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5070 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5071 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5072 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5073 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5074 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5075 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5076 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5077 (c_common_nodes_and_builtins): Initialize
5078 underlying_wchar_type_node. Do not initialize
5079 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5080 nodes for new types.
5081 (c_stddef_cpp_builtins): Define macros for new types.
5082 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5084 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5085 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5086 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5087 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5088 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5089 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5090 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5091 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5092 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5093 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5094 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5095 int16_type_node, int32_type_node, int64_type_node,
5096 uint8_type_node, uint16_type_node, c_uint32_type_node,
5097 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5098 int_least32_type_node, int_least64_type_node,
5099 uint_least8_type_node, uint_least16_type_node,
5100 uint_least32_type_node, uint_least64_type_node,
5101 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5102 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5103 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5104 uintptr_type_node): Define.
5105 * c-cppbuiltin.c (builtin_define_constants,
5106 builtin_define_type_minmax): New.
5107 (builtin_define_stdint_macros): Define more macros.
5108 (c_cpp_builtins): Define more limit macros.
5110 (builtin_define_type_max): Define in terms of
5111 builtin_define_type_minmax. Remove is_long parameter. All
5113 * config.gcc (use_gcc_stdint): Define.
5114 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5115 Add newlib-stdint.h for generic targets.
5116 * config/glibc-stdint.h, config/newlib-stdint.h,
5117 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5118 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5119 * config/score/score.h (UINTPTR_TYPE): Define.
5120 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5121 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5122 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5123 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5124 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5125 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5126 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5127 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5128 * config/spu/spu.h (STDINT_LONG32): Define.
5129 * configure.ac (use_gcc_stdint): Substitute.
5130 * configure: Regenerate.
5131 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5132 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5133 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5134 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5135 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5136 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5137 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5138 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5139 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5140 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5141 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5142 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5143 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5144 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5145 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5146 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5147 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5148 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5149 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5150 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5151 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5152 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5153 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5154 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5155 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5156 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5157 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5158 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5159 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5161 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5163 * loop-iv.c (suitable_set_for_replacement): Renamed from
5164 simplify_using_assignment; changed to return bool and to accept new
5165 args DEST and SRC. Return true iff we find a source/destination pair
5166 that can be used to make a replacement, and fill SRC and DEST if so.
5167 Remove arg ALTERED. Don't deal with altered regs here. All callers
5169 (simplify_using_initial_values): Deal with altered regs here and track
5170 more precisely the effect they have on the validity of our expression.
5172 * loop-iv.c (simplify_using_condition): A condition of the form
5173 (EQ REG CONST) can be used to simply make a substitution.
5174 (simplify_using_initial_values): Keep track of conditions we have seen
5175 and keep using them to simplify new expressions, while applying the
5176 same substitutions to them as to the expression.
5178 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5179 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5182 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5183 changed. Use this when trying to improve the upper bound.
5184 Generate the comparison by using simplify_gen_relational.
5186 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5188 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5190 (simplify_using_assignment, simplify_using_initial_values): Call
5191 replace_in_expr to make replacements. Call replace_single_def_regs
5192 once on the initial version of the expression.
5194 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5197 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5199 2009-03-31 Richard Guenther <rguenther@suse.de>
5202 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5203 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5205 2009-03-31 Richard Guenther <rguenther@suse.de>
5207 * tree.h (div_if_zero_remainder): Declare.
5208 * fold-const.c (div_if_zero_remainder): Export.
5209 * tree-ssa-forwprop.c
5210 (forward_propagate_addr_into_variable_array_index): Handle
5211 constant array index addition outside of the variable index.
5213 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5216 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5217 define_splits, floatunssi<mode>2): Require x87 conversions from
5218 DImode to be permitted.
5220 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5222 PR preprocessor/15638
5223 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5225 2009-03-31 Richard Guenther <rguenther@suse.de>
5229 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5230 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5231 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5232 a separate statement.
5233 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5234 (lookup_tmp_var): Likewise.
5235 (is_gimple_formal_tmp_or_call_rhs): Remove.
5236 (is_gimple_reg_or_call_rhs): Rename to ...
5237 (is_gimple_reg_rhs_or_call): ... this.
5238 (is_gimple_mem_or_call_rhs): Rename to ...
5239 (is_gimple_mem_rhs_or_call): ... this.
5240 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5241 DECL_GIMPLE_REG_P only if is_formal is true.
5242 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5243 for non-proper post-modify expression gimplification.
5244 (gimplify_self_mod_expr): For post-modify expressions gimplify
5245 the lvalue to a minimal lvalue.
5246 (rhs_predicate_for): Remove formal temp case.
5247 (gimplify_modify_expr_rhs): Likewise.
5248 (gimplify_addr_expr): Use is_gimple_reg.
5249 (gimplify_expr): Remove formal temp cases.
5250 (gimple_regimplify_operands): Likewise.
5251 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5252 and FILTER_EXPR like constants.
5253 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5255 (is_gimple_formal_tmp_rhs): Remove.
5256 (is_gimple_reg_rhs): Remove special casing.
5257 (is_gimple_mem_rhs): Fix.
5258 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5259 (is_gimple_formal_tmp_var): Remove.
5260 (is_gimple_formal_tmp_reg): Likewise.
5261 (is_gimple_min_lval): Allow invariant component ref parts.
5262 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5263 is_gimple_formal_tmp_reg): Remove declarations.
5264 * tree-cfg.c (verify_expr): Verify that variables with address
5265 taken do not have DECL_GIMPLE_REG_P set.
5266 * tree-mudflap.c (mf_build_check_statement_for): Use
5267 force_gimple_operand instead of gimplify_expr.
5269 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5271 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5272 schedulable rows to compute_split_row.
5274 2009-03-31 Ben Elliston <bje@au.ibm.com>
5277 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5280 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5282 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5283 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5284 * configure: Regenerate.
5285 * config.in: Regenerate.
5286 * config/rs6000/rs6000.opt (mtls-markers): Add.
5287 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5288 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5289 (tls_ld_aix, tls_ld_sysv): Likewise.
5290 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5291 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5293 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5295 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5297 2009-03-30 Jan Hubicka <jh@suse.cz>
5299 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5301 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5302 detection and label handling.
5304 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5306 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5307 left_conflicts_size.
5308 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5309 ALLOCNO_LEFT_CONFLICTS_SIZE.
5311 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5312 remove_allocno_from_bucket_and_push,
5313 allocno_spill_priority_compare, push_allocnos_to_stack,
5314 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5315 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5316 (setup_allocno_left_conflicts_num): Ditto. Rename to
5317 setup_allocno_left_conflicts_size.
5318 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5319 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5320 setup_allocno_left_conflicts_size instead of
5321 setup_allocno_left_conflicts_num.
5323 * ira-build.c (ira_create_allocno): Use
5324 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5325 ALLOCNO_LEFT_CONFLICTS_NUM.
5327 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5329 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5330 instead of DF_LR_OUT.
5332 * ira-lives.c (process_bb_node_lives): Ditto.
5334 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5335 instead of DF_LR_{OUT,IN}.
5337 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5339 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5341 2009-03-30 Jan Hubicka <jh@suse.cz>
5343 * except.c (label_to_region_map): Fix thinko.
5345 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5348 * tree.h (tree_find_value): New declaration.
5349 * tree.c (tree_find_value): New function.
5350 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5352 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5355 * c-decl.c (struct c_binding): Add locus field.
5356 (bind): Add locus argument, set locus field from it.
5357 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5358 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5359 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5360 implicitly_declare, undeclared_variable, lookup_label,
5361 declare_label, c_make_fname_decl, c_builtin_function,
5362 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5365 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5368 * config/i386/i386.c (classify_argument): Check total size of
5371 2009-03-30 Martin Jambor <mjambor@suse.cz>
5373 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5374 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5375 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5378 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5379 seen_variable_array_ref while also traversing a union.
5381 * tree-inline.c (optimize_inline_calls): Do not call
5382 cgraph_node_remove_callees.
5383 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5384 (pass_remove_cgraph_callee_edges): New variable.
5385 * passes.c (init_optimization_passes): Add
5386 pass_remove_cgraph_callee_edges after early inlining and before all
5387 late intraprocedural passes.
5389 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5391 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5393 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5396 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5398 * combine.c (simplify_comparison): Use have_insn_for.
5399 * dojump.c (do_jump): Likewise.
5401 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5403 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5404 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5405 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5406 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5407 instead of sparc_compare_emitted.
5408 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5409 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5410 instead of sparc_compare_emitted.
5412 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5414 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5415 enter/exit cfglayout mode.
5416 (pass_partition_block): Require it.
5417 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5418 (combine_instructions): Track basic blocks instead of labels.
5419 (update_cfg_for_uncondjump): New.
5420 (try_combine): Use it. Update jumps after rescanning.
5421 (pass_combine): Require PROP_cfglayout.
5422 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5424 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5426 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5427 Provide/destroy PROP_cfglayout respectively.
5428 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5429 * tree-pass.h (PROP_cfglayout): New.
5431 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5433 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5434 fold_convert_const_fixed_from_fixed,
5435 fold_convert_const_fixed_from_int,
5436 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5437 set TREE_CONSTANT_OVERFLOW.
5438 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5439 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5441 2009-03-30 Ira Rosen <irar@il.ibm.com>
5443 * tree-vect-loop-manip.c: New file.
5444 * tree-vectorizer.c: Update documentation and included files.
5445 (vect_loop_location): Make extern.
5446 (rename_use_op): Move to tree-vect-loop-manip.c
5447 (rename_variables_in_bb, rename_variables_in_loop,
5448 slpeel_update_phis_for_duplicate_loop,
5449 slpeel_update_phi_nodes_for_guard1,
5450 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5451 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5452 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5453 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5454 find_loop_location): Likewise.
5455 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5456 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5457 get_vectype_for_scalar_type, vect_is_simple_use,
5458 supportable_widening_operation, supportable_narrowing_operation):
5460 (bb_in_loop_p): Move to tree-vect-loop.c.
5461 (new_loop_vec_info, destroy_loop_vec_info,
5462 reduction_code_for_scalar_code, report_vect_op,
5463 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5464 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5465 (vect_supportable_dr_alignment): Likewise.
5466 * tree-vectorizer.h (tree-data-ref.h): Include.
5467 (vect_loop_location): Declare.
5468 Reorganize function declarations according to the new file structure.
5469 * tree-vect-loop.c: New file.
5470 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5471 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5472 * tree-vect-data-refs.c: New file.
5473 * tree-vect-patterns.c (timevar.h): Don't include.
5474 * tree-vect-stmts.c: New file.
5475 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5476 tree-vect-slp.c, tree-vect-loop.c.
5477 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5478 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5479 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5480 (tree-vect-analyze.o): Remove.
5481 (tree-vect-transform.o): Likewise.
5482 (tree-vect-data-refs.o): Add rule.
5483 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5484 tree-vect-slp.o): Likewise.
5485 (tree-vect-patterns.o): Remove redundant dependencies.
5486 (tree-vectorizer.o): Likewise.
5487 * tree-vect-slp.c: New file.
5489 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5491 * optc-gen.awk: Warn if an option flag has multiple different
5494 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5496 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5497 -floop-block): Document dependences on PPL, CLooG and Graphite.
5499 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5501 PR rtl-optimization/323
5502 * c-common.c (c_fully_fold, convert_and_check,
5503 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5504 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5505 * c-common.def (EXCESS_PRECISION_EXPR): New.
5506 * c-cppbuiltin.c (builtin_define_float_constants): Define
5507 constants with enough digits for long double.
5508 * c-lex.c (interpret_float): Interpret constant with excess
5509 precision where appropriate.
5510 * c-opts.c (c_common_post_options): Set
5511 flag_excess_precision_cmdline. Give an error for
5512 -fexcess-precision=standard for C++ for processors where the
5513 option is significant.
5514 * c-parser.c (c_parser_conditional_expression): Handle excess
5515 precision in condition.
5516 * c-typeck.c (convert_arguments): Handle arguments with excess
5518 (build_unary_op): Move excess precision outside operation.
5519 (build_conditional_expr): Likewise.
5520 (build_compound_expr): Likewise.
5521 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5522 (build_modify_expr): Handle excess precision in RHS.
5523 (convert_for_assignment): Handle excess precision in converted
5525 (digest_init, output_init_element, process_init_element): Handle
5526 excess precision in initializer.
5527 (c_finish_return): Handle excess precision in return value.
5528 (build_binary_op): Handle excess precision in operands and add
5529 excess precision as needed for operation.
5530 * common.opt (-fexcess-precision=): New option.
5531 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5532 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5533 For standard excess precision, output explicit conversion to and
5534 truncation from XFmode.
5535 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5536 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5537 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5538 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5539 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5540 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5541 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5542 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5543 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5544 define_splits, sqrt<mode>2): Disable where appropriate for
5545 standard excess precision.
5546 * convert.c (convert_to_real): Do not shorten arithmetic to type
5547 for which excess precision would be used.
5548 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5549 * doc/invoke.texi (-fexcess-precision=): Document option.
5550 (-mfpmath=): Correct index entry.
5551 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5552 flag_excess_precision): New.
5553 * langhooks.c (lhd_post_options): Set
5554 flag_excess_precision_cmdline.
5555 * opts.c (common_handle_option): Handle -fexcess-precision=.
5556 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5557 init_excess_precision): New.
5558 (lang_dependent_init_target): Call init_excess_precision.
5559 * tree.c (excess_precision_type): New.
5560 * tree.h (excess_precision_type): Declare.
5562 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5565 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5566 non-lvalue to component.
5568 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5570 PR preprocessor/34695
5571 * Makefile.in (c-opts.o): Depend on c-tree.h.
5572 * c-common.c: Move down include of diagnostic.h.
5573 (done_lexing, c_cpp_error): New.
5574 * c-common.h (done_lexing): Declare.
5575 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5577 * c-opts.c: Include c-tree.h.
5578 (c_common_init_options): Set preprocessor error callback.
5579 (c_common_handle_option): Do not set preprocessor
5580 inhibit_warnings, warnings_are_errors, warn_system_headers,
5581 pedantic_errors or inhibit_warnings flags.
5582 (c_common_post_options): Do not check cpp_errors (parse_in).
5583 (c_common_finish): Do not output dependencies if there were
5584 errors. Do not check return value of cpp_finish.
5585 * c-ppoutput.c (pp_file_change): Set input_location.
5586 * c-tree.h (c_cpp_error): Declare.
5587 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5589 (diagnostic_build_prefix): Check override_column.
5590 * diagnostic.h (diagnostic_info): Add override_column field.
5591 (diagnostic_override_column): Define.
5593 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5595 * c-common.c (c_expand_expr, c_staticp): Remove.
5596 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5597 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5598 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5599 * c-gimplify.c (gimplify_compound_literal_expr,
5600 optimize_compound_literals_in_ctor): Remove.
5601 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5602 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5603 * c-semantics.c (emit_local_var): Remove.
5605 * langhooks-def.h (lhd_expand_expr): Remove.
5606 * langhooks.c (lhd_expand_expr): Remove.
5607 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5609 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5610 handling from c-semantics.c; don't call into langhook.
5611 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5612 * gimplify.c (gimplify_compound_literal_expr,
5613 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5614 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5615 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5616 as was done in c-gimplify.c.
5617 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5618 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5619 Move from c-common.h.
5620 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5622 * tree.c (staticp): Do not call langhook.
5623 * langhooks.c (lhd_staticp): Delete.
5624 * langhooks-def.h (lhd_staticp): Delete prototype.
5625 (LANG_HOOKS_STATICP): Delete.
5626 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5628 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5629 instead of DECL_STMTs.
5631 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5639 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5641 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5642 contained expression.
5643 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5644 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5645 conditional expressions for C.
5646 (decl_constant_value_for_optimization): Move from
5647 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5648 whether optimizing and that the expression is a VAR_DECL not of
5649 array type instead of doing such checks in the caller. Do not
5650 check pedantic. Call gcc_unreachable for C++.
5651 * c-common.def (C_MAYBE_CONST_EXPR): New.
5652 * c-common.h (c_fully_fold, c_save_expr,
5653 decl_constant_value_for_optimization): New prototypes.
5654 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5655 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5656 EXPR_INT_CONST_OPERANDS): Define.
5657 * c-convert.c (convert): Strip nops from expression.
5658 * c-decl.c (groktypename): Take extra parameters expr and
5659 expr_const_operands. Update call to grokdeclarator.
5660 (start_decl): Update call to grokdeclarator. Add statement for
5661 expressions used in type of decl.
5662 (grokparm): Update call to grokdeclarator.
5663 (push_parm_decl): Update call to grokdeclarator.
5664 (build_compound_literal): Add parameter non_const and build a
5665 C_MAYBE_COSNT_EXPR if applicable.
5666 (grokdeclarator): Take extra parameters expr and
5667 expr_const_operands. Track expressions used in declaration
5668 specifiers and declarators. Fold array sizes and track whether
5669 they are constant expressions and whether they are integer
5670 constant expressions.
5671 (parser_xref_tag): Set expr and expr_const_operands fields in
5673 (grokfield): Update call to grokdeclarator.
5674 (start_function): Update call to grokdeclarator.
5675 (build_null_declspecs): Set expr and expr_const_operands fields in
5677 (declspecs_add_type): Handle expressions in typeof specifiers.
5678 * c-parser.c (c_parser_declspecs): Set expr and
5679 expr_const_operands fields for declaration specifiers.
5680 (c_parser_enum_specifier): Likewise.
5681 (c_parser_struct_or_union_specifier): Likewise.
5682 (c_parser_typeof_specifier): Likewise. Update call to
5683 groktypename. Fold expression as needed. Return expressions with
5684 type instead of adding statements.
5685 (c_parser_attributes): Update calls to c_parser_expr_list.
5686 (c_parser_statement_after_labels): Fold expression before passing
5687 to objc_build_throw_stmt.
5688 (c_parser_condition): Fold expression.
5689 (c_parser_asm_operands): Fold expression.
5690 (c_parser_conditional_expression): Use c_save_expr. Update call
5691 to build_conditional_expr.
5692 (c_parser_alignof_expression): Update call to groktypename.
5693 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5694 original_code. Fold expression argument of va_arg. Create
5695 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5696 argument to va_arg. Update calls to groktypename. Fold array
5697 index for offsetof. Verify that first argument to
5698 __builtin_choose_expr has integer type.
5699 (c_parser_postfix_expression_after_paren_type): Update calls to
5700 groktypename and build_compound_literal. Handle expressions with
5701 side effects in type name.
5702 (c_parser_postfix_expression_after_primary): Update call to
5703 c_parser_expr_list. Set original_code for calls to
5704 __builtin_constant_p.
5705 (c_parser_expr_list): Take extra parameter fold_p. Fold
5706 expressions if requested.
5707 (c_parser_objc_type_name): Update call to groktypename.
5708 (c_parser_objc_synchronized_statement): Fold expression.
5709 (c_parser_objc_receiver): Fold expression.
5710 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5711 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5712 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5713 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5714 (struct c_typespec): Add elements expr and expr_const_operands.
5715 (struct c_declspecs): Add elements expr and expr_const_operands.
5716 (groktypename, build_conditional_expr, build_compound_literal):
5718 (in_late_binary_op): Declare.
5719 * c-typeck.c (note_integer_operands): New function.
5720 (in_late_binary_op): New variable.
5721 (decl_constant_value_for_broken_optimization): Move to c-common.c
5722 and rename to decl_constant_value_for_optimization.
5723 (default_function_array_conversion): Do not strip nops.
5724 (default_conversion): Do not call
5725 decl_constant_value_for_broken_optimization.
5726 (build_array_ref): Do not fold result.
5727 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5728 result when operand is a VLA.
5729 (c_expr_sizeof_type): Update call to groktypename. Handle
5730 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5731 result when operand names a VLA type.
5732 (build_function_call): Update call to build_compound_literal.
5733 Only fold result for calls to __builtin_* functions. Strip
5734 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5735 the function designator.
5736 (convert_arguments): Fold arguments. Update call to
5737 convert_for_assignment.
5738 (build_unary_op): Handle increment and decrement of
5739 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5740 decrement earlier. Fold operand of increment and decrement.
5741 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5742 built for integer operand. Wrap returns that are INTEGER_CSTs
5743 without being integer constant expressions or that have integer
5744 constant operands without being INTEGER_CSTs.
5745 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5746 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5747 result is an integer constant expression or can be used in
5748 unevaluated parts of one and avoid folding and wrap as
5749 appropriate. Fold operands before possibly doing -Wsign-compare
5751 (build_compound_expr): Wrap result for C99 if operands can be used
5752 in integer constant expressions.
5753 (build_c_cast): Update call to digest_init. Do not ignore
5754 overflow from casting floating-point constants to integers. Wrap
5755 results that could be confused with integer constant expressions,
5756 null pointer constants or floating-point constants.
5757 (c_cast_expr): Update call to groktypename. Handle expressions
5758 included in type name.
5759 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5760 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5761 Update calls to convert_for_assignment.
5762 (convert_for_assignment): Take new parameter
5763 null_pointer_constant. Do not strip nops or call
5764 decl_constant_value_for_broken_optimization. Set
5765 in_late_binary_op for conversions to boolean.
5766 (store_init_value): Update call to digest_init.
5767 (digest_init): Take new parameter null_pointer_constant. Do not
5768 call decl_constant_value_for_broken_optimization. pedwarn for
5769 initializers not constant expressions. Update calls to
5770 convert_for_assignment.
5771 (constructor_nonconst): New.
5772 (struct constructor_stack): Add nonconst element.
5773 (really_start_incremental_init, push_init_level, pop_init_level):
5774 Handle constructor_nonconst and nonconst element.
5775 (set_init_index): Call constant_expression_warning for array
5777 (output_init_element): Fold value. Set constructor_nonconst as
5778 applicable. pedwarn for initializers not constant expressions.
5779 Update call to digest_init. Call constant_expression_warning
5780 where constant initializers are required.
5781 (process_init_element): Use c_save_expr.
5782 (c_finish_goto_ptr): Fold expression.
5783 (c_finish_return): Fold return value. Update call to
5784 convert_for_assignment.
5785 (c_start_case): Fold switch expression.
5786 (c_process_expr_stmt): Fold expression.
5787 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5788 ensure statement expression is not evaluated in constant expression.
5789 (build_binary_op): Track whether results are integer constant
5790 expressions or may occur in such, disable folding and wrap results
5791 as applicable. Fold operands for -Wsign-compare warnings unless
5793 (c_objc_common_truthvalue_conversion): Handle results folded to
5794 integer constants that are not integer constant expressions.
5795 * doc/extend.texi: Document when typeof operands are evaluated,
5796 that condition of __builtin_choose_expr is an integer constant
5797 expression, and more about use of __builtin_constant_p in
5800 2009-03-29 Richard Guenther <rguenther@suse.de>
5802 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5803 propagate addresses of array references.
5805 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5807 * regmove.c (perhaps_ends_bb_p): Remove.
5808 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5809 from INSN and check that the main loop stays within that basic block.
5810 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5811 (regmove_forward_pass): Split out from regmove_optimize. Use
5812 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5813 (regmove_backward_pass): Split out from regmove_optimize. Use
5814 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5815 (regmove_optimize): Simplify.
5817 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5820 * config/i386/i386.c (classify_argument): Ignore flexible array
5821 member in struct and warn ABI change.
5823 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5825 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5827 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5828 (ix86_adjust_cost): Updated.
5830 2009-03-29 Jan Hubicka <jh@suse.cz>
5833 * tree-pass.h (pass_cleanup_eh): New function.
5834 (remove_unreachable_regions): Break code handling RTL
5835 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5836 that can not be reached by runtime.
5837 (can_be_reached_by_runtime): New function.
5838 (label_to_region_map): New function.
5839 (num_eh_regions): New function.
5840 (rtl_remove_unreachable_regions): New function.
5841 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5842 (remove_eh_region): New function.
5843 * except.h: Include sbitmap and vecprim.
5844 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5845 num_eh_regions): Declare.
5846 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5847 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5848 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5849 (tree_empty_eh_handler_p): New function.
5850 (cleanup_empty_eh): New function.
5851 (cleanup_eh): New function.
5852 (pass_cleanup_eh): New function.
5854 2009-03-29 Jan Hubicka <jh@suse.cz>
5856 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5857 for removed regions.
5859 2009-03-29 Jan Hubicka <jh@suse.cz>
5861 * except.c (dump_eh_tree): Dump all datastructures.
5863 2009-03-29 Jan Hubicka <jh@suse.cz>
5865 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5866 (duplicate_eh_regions_1): Likewise.
5867 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5868 vector; call EH verification.
5869 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5870 Be ready for region being removed.
5872 2009-03-29 Jan Hubicka <jh@suse.cz>
5874 * bitmap.c (bitmap_last_set_bit): New function.
5875 * bitmap.h (bitmap_last_set_bit): Declare.
5877 2009-03-29 David Ayers <ayers@fsfe.org>
5880 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5881 by calling objc_compare_types and surpress warnings about
5882 incompatible C pointers that are compatible ObjC pointers.
5884 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5886 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5887 call initialize_inline_failed.
5888 (initialize_inline_failed): Move it from here ...
5889 * cgraph.c (initialize_inline_failed): ... to here.
5890 (cgraph_create_edge): Call initialize_inline_failed rather than
5891 setting inline_failed directly.
5893 2009-03-29 Ben Elliston <bje@au.ibm.com>
5896 * sysv4.opt (msdata): Improve comment.
5897 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5898 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5900 2009-03-29 Ben Elliston <bje@au.ibm.com>
5903 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5904 load and store attributes.
5906 2009-03-29 Ben Elliston <bje@au.ibm.com>
5908 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5909 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5910 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5911 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5912 __builtin_infq and __builtin_huge_valq.
5914 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5916 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5918 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5919 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5921 2009-03-28 Xinliang David Li <davidxl@google.com>
5923 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5924 (do_dbg_cnt): New function.
5926 2009-03-28 Jan Hubicka <jh@suse.cz>
5928 Merge from pretty-ipa:
5930 2009-03-27 Jan Hubicka <jh@suse.cz>
5932 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5933 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5934 * passes.c (function_called_by_processed_nodes_p): New.
5935 * ipa-pure-const.c (check_call): Fix handling of operands.
5936 (analyze_function): Dump debug output for skipped bodies.
5937 (local_pure_const): Use function_called_by_processed_nodes_p.
5938 * dwarf2out.c (reference_to_unused): Use output.
5939 * passes.c (do_per_function_toporder): Likewise.
5941 2008-11-12 Jan Hubicka <jh@suse.cz>
5943 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5944 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5945 state_set_in_source enum
5946 (check_decl): Ignore memory tags; do not set fake looping flags;
5948 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5949 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5950 (check_call, analyze_function): Rewrite.
5952 (add_new_function): Update call of analyze_function.
5953 (generate_summary): Add call of analyze_function.
5954 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5955 (local_pure_const): New function.
5956 (pass_local_pure_const): New pass.
5957 * ipa-inline.c (inline_transform): Set after_inlining.
5958 * tree-eh.c (stmt_can_throw_external): New.
5959 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5960 work with aliasing built.
5961 * tree-flow.h (stmt_can_throw_external): New.
5962 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5963 and local pure/const pass in early and late optimization queue.
5965 2009-03-28 Martin Jambor <mjambor@suse.cz>
5967 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5969 (fold_binary): Allow function decl aligment consideration is the
5970 second argument is integer constant one.
5971 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5972 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5973 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5975 2009-03-28 Jan Hubicka <jh@suse.cz>
5977 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5978 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5979 * function.h (rtl_data): Add nothrow flag.
5980 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5981 set DECL_NOTHROW for AVAILABLE functions.
5983 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5985 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5986 following vector keyword has expansion starting with pixel or bool
5987 keyword, expand vector to __vector and pixel or bool to __pixel or
5991 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5992 warn_if_disallowed_function_p): Removed.
5993 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5994 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5995 warning_if_disallowed_function_p.
5996 * flags.h (warn_if_disallowed_function_p,
5997 warn_disallowed_functions): Removed.
5998 * common.opt (Wdisallowed-function-list=): Removed.
5999 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
6001 2009-03-28 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/38723
6004 * tree-ssa-pre.c (compute_avail): Add all default definitions to
6007 2009-03-28 Jan Hubicka <jh@suse.cz>
6009 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
6010 test introduced by my previous patch.
6012 2009-03-28 Richard Guenther <rguenther@suse.de>
6014 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
6015 the PHIs value undefined.
6017 2009-03-28 Jan Hubicka <jh@suse.cz>
6019 * tree-pass.h (pass_fixup_cfg): New pass.
6020 * ipa-inline.c (inline_transform): Set
6021 always_inline_functions_inlined/after_inlining.
6022 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
6023 (pass_fixup_cfg): New pass.
6024 * passes.c (init_optimization_passes): Add fixup_cfg.
6026 2009-03-28 Richard Guenther <rguenther@suse.de>
6028 PR tree-optimization/38458
6029 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
6030 argument use the arguments copy-of value.
6032 2009-03-28 Richard Guenther <rguenther@suse.de>
6034 PR tree-optimization/38180
6035 * tree-ssa-ccp.c (get_default_value): Simplify.
6036 (likely_value): Likewise.
6037 (surely_varying_stmt_p): Properly handle VOP case.
6038 (ccp_initialize): Likewise.
6039 (ccp_fold): Handle propagating through *&.
6040 (fold_const_aggregate_ref): Also handle decls.
6042 2009-03-28 Jan Hubicka <jh@suse.cz>
6044 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6045 * cgraph.h (cgraph_node): Likewise.
6046 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
6047 (cgraph_reset_node): Use process flag.
6048 (cgraph_mark_functions_to_output): Likewise.
6049 (cgraph_expand_function): Likewise.
6050 (cgraph_expand_all_functions): Likewise.
6051 (cgraph_output_in_order): Likewise.
6052 * dwarf2out.c (reference_to_unused): Likewise.
6053 * passes.c do_per_function_toporder): Likewise.
6055 2009-03-28 Jan Hubicka <jh@suse.cz>
6057 Bring from lto-branch:
6059 2008-09-03 Doug Kwan <dougkwan@google.com>
6061 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
6062 enums instead of reason strings.
6063 * cgraph.c (cgraph_create_edge): Same.
6064 (cgraph_inline_failed_string): New function.
6065 * cgraph.h (cgraph_inline_failed_t): New enum type.
6066 (cgraph_inline_failed_string): New prototype.
6067 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6068 char pointer to cgraph_inline_failed_t.
6069 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6070 (cgraph_default_inline_p): Ditto.
6071 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6072 to cgraph_inline_failed_t pointer.
6073 * cif-code.def: New file.
6074 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6076 (cgraph_check_inline_limits): Change type of REASON to pointer to
6077 cgraph_inline_failed_t. Replace reason strings with enums.
6078 (cgraph_default_inline_p): Ditto.
6079 (cgraph_recursive_inlining_p): Ditto.
6080 (update_caller_keys): Change type of FAILED_REASON to
6081 cgraph_inline_failed_t.
6082 (cgraph_set_inline_failed): Change type of REASON to pointer to
6083 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6084 convert enums to strings for text output.
6085 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6086 to be of type cgraph_inline_failed_t. Replace reason strings with
6087 enums. Call cgraph_inline_failed_string to covert enums
6088 to strings for text output.
6089 (cgraph_decide_inlining): Replace reason strings with enums.
6090 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6091 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6093 * tree-inline.c (expand_call_inline): Change type of REASON
6094 to cgraph_inline_failed_t. Replace reason strings with enums.
6095 Call cgraph_inline_failed_string for text output.
6096 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6099 2009-03-28 Jan Hubicka <jh@suse.cz>
6101 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6102 cgraph_clone_node): Remove master clone handling.
6103 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6104 * cgraph.h (master_clone): Remove.
6105 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6106 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6107 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6109 2009-03-28 Jan Hubicka <jh@suse.cz>
6111 * cgraph.c (cgraph_function_body_availability): Functions declared
6112 inline are always safe to assume that it is not going to be replaced.
6114 2009-03-28 Richard Guenther <rguenther@suse.de>
6116 PR tree-optimization/38513
6117 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6118 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6119 EXC_PTR_EXPR and FILTER_EXPR.
6120 (get_ref_from_reference_ops): Likewise.
6122 2009-03-28 Richard Guenther <rguenther@suse.de>
6124 PR tree-optimization/38968
6125 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6126 Use FLOOR_MOD_EXPR to compute misalignment.
6128 2009-03-28 Richard Guenther <rguenther@suse.de>
6130 PR tree-optimization/37795
6131 * tree.h (combine_comparisons): Declare.
6132 * fold-const.c (combine_comparisons): Export.
6133 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6135 (ifcombine_iforif): Use combine_comparisons.
6137 2009-03-28 Jan Hubicka <jh@suse.cz>
6139 * tree-eh.c (inlinable_call_p): New function.
6140 (make_eh_edges): Use it.
6141 (verify_eh_edges): Use it.
6142 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6143 * except.c (reachable_next_level): Add inlinable_function argument
6144 (sjlj_find_directly_reachable_regions): Update.
6145 (add_reachable_handler): Do not set saw_any_handlers.
6146 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6147 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6148 Add new inlinable call parameter.
6149 (can_throw_internal, can_throw_external): Update.
6150 * except.h (can_throw_internal_1, can_throw_external_1,
6151 foreach_reachable_handler): Update declaration.
6153 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6155 * config/arm/t-arm-coff, config/h8300/coff.h,
6156 config/i386/i386-aout.h, config/i386/i386-coff.h,
6157 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6158 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6159 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6160 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6161 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6162 sys-types.h: Remove.
6163 * Makefile.in: Remove protoize and fixproto support and references
6165 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6166 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6168 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6169 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6170 unprotoize$(exeext).
6171 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6172 (.PHONY): Don't depend on proto.
6173 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6174 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6175 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6176 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6177 build/gen-protos.o, build/scan.o, xsys-protos.h,
6178 build/fix-header$(build_exeext), build/fix-header.o,
6179 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6180 stmp-install-fixproto): Remove.
6181 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6182 SYSCALLS.c or fixproto files.
6183 (install-common): Don't install protoize.
6184 (install-headers-tar, install-headers-cpio, install-headers-cp):
6185 Don't depend on $(STMP_FIXPROTO).
6186 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6187 install fixproto files or write out fixproto settings.
6188 (uninstall): Don't uninstall protoize.
6189 * config.gcc (use_fixproto): Remove.
6190 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6191 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6192 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6193 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6194 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6195 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6196 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6197 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6198 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6199 * config/t-vxworks (STMP_FIXPROTO): Remove.
6200 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6201 STMP_FIXPROTO): Remove.
6202 * config.in, configure: Regenerate.
6203 * crtstuff.c (gid_t, uid_t): Don't undefine.
6204 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6205 (arm-*-coff, arm-*-aout: Remove target entries.
6206 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6207 Remove mention of AIX 4.1.
6208 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6209 * doc/invoke.texi (Running Protoize): Remove.
6210 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6211 (Protoize Caveats): Remove.
6212 * tsystem.h: Update comments on headers assumed to exist.
6214 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6216 * genautomata.c: Add a new year to the copyright. Add a new
6218 (struct insn_reserv_decl): Add comments for member bypass_list.
6219 (find_bypass): Remove.
6220 (insert_bypass): New.
6221 (process_decls): Use insert_bypass.
6222 (output_internal_insn_latency_func): Output all bypasses with the
6223 same input insn in one switch case.
6225 * rtl.def (define_bypass): Describe bypass choice.
6226 * doc/md.texi (define_bypass): Ditto.
6228 2009-03-27 Richard Guenther <rguenther@suse.de>
6230 * gimplify.c (mark_addressable): Export.
6231 * tree-flow.h (mark_addressable): Declare.
6232 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6233 * tree-ssa.c (verify_phi_args): Verify that address taken
6234 variables have TREE_ADDRESSABLE set.
6236 2009-03-27 Richard Guenther <rguenther@suse.de>
6238 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6239 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6240 Do not mark decls TREE_ADDRESSABLE.
6241 (build_fold_addr_expr): Adjust.
6242 (fold_addr_expr): Remove.
6243 (fold_unary): Use build_fold_addr_expr.
6244 (fold_comparison): Likewise.
6245 (split_address_to_core_and_offset): Likewise.
6246 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6248 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6249 (gimplify_modify_expr_to_memcpy): Mark source and destination
6251 * omp-low.c (create_omp_child_function): Mark the object decl
6253 (lower_rec_input_clauses): Mark the var we take the address of
6255 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6257 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6260 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6261 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6263 2009-03-27 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/39120
6266 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6268 (handle_lhs_call): Process return constraints. Add escape
6269 constraints if necessary.
6270 (handle_const_call): Fill out return constraints. Make nested
6271 case more precise. Avoid consttmp if possible.
6272 (handle_pure_call): Fill out return constraints. Avoid
6273 callused if possible.
6274 (find_func_aliases): Simplify call handling.
6276 2009-03-27 Richard Guenther <rguenther@suse.de>
6278 PR tree-optimization/39120
6279 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6280 as a representative.
6281 (solve_graph): Do propagate CALLUSED.
6282 (handle_pure_call): Use a scalar constraint from CALLUSED for
6284 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6287 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6290 * c-common.c (handle_aligned_attribute): Properly check alignment
6291 overflow. Use (1U << i) instead of (1 << i).
6293 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6295 * expr.h (get_mem_align_offset): Updated.
6297 * tree.h (tree_decl_common): Change align to "unsigned int" and
6298 move it before pointer_alias_set.
6300 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6301 Jakub Jelinek <jakub@redhat.com>
6304 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6305 gr_register_operand with gr_reg_or_0_operand.
6306 (cmpxchg_rel_di): Likewise.
6307 (sync_lock_test_and_set<mode>): Likewise.
6309 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6311 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6312 (true_regnum): Likewise.
6314 * rtlanal.c (subreg_info): Moved to ...
6315 * rtl.h (subreg_info): Here. New.
6316 (subreg_get_info): New.
6318 * rtlanal.c (subreg_get_info): Make it extern.
6320 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6323 * config/i386/i386.c (ix86_abi): New.
6324 (override_options): Handle -mabi=.
6325 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6326 (ix86_call_abi_override): Likewise.
6327 (init_cumulative_args): Likewise.
6328 (function_arg_advance): Likewise.
6329 (function_arg_64): Likewise.
6330 (function_arg): Likewise.
6331 (ix86_pass_by_reference): Likewise.
6332 (ix86_function_value_regno_p): Likewise.
6333 (ix86_build_builtin_va_list_abi): Likewise.
6334 (setup_incoming_varargs_64): Likewise.
6335 (is_va_list_char_pointer): Likewise.
6336 (ix86_init_machine_status): Likewise.
6337 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6338 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6339 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6340 (ix86_function_abi): Make it static and return enum calling_abi.
6341 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6343 (ix86_fn_abi_va_list): Updated.
6345 * config/i386/i386.h (ix86_abi): New.
6346 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6347 (CONDITIONAL_REGISTER_USAGE): Likewise.
6348 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6349 (machine_function): Likewise.
6351 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6353 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6354 (STACK_BOUNDARY): Likewise.
6355 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6357 * config/i386/i386.opt (mabi=): New.
6359 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6360 return enum calling_abi.
6361 (ix86_function_type_abi): Likewise.
6362 (ix86_function_abi): Removed.
6364 * doc/invoke.texi: Document -mabi= option for x86.
6366 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6368 * builtins.c (real_dconstp): Delete.
6369 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6371 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6372 Jakub Jelinek <jakub@redhat.com>
6375 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6376 (gen_subprogram_die): When a function is explicit, generate the
6377 DW_AT_explicit attribute.
6378 * langhooks.h (struct lang_hooks_for_decls): Add
6379 function_decl_explicit_p langhook.
6380 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6381 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6383 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6385 * builtins.c (fold_builtin_memory_op): Optimize memmove
6386 into memcpy if we can prove source and destination don't overlap.
6388 * tree-inline.c: Include gt-tree-inline.h.
6389 (clone_fn_id_num): New variable.
6390 (clone_function_name): New function.
6391 (tree_function_versioning): Use it.
6392 * Makefile.in (GTFILES): Add tree-inline.c.
6394 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6396 * BASE-VER: Change to 4.5.0.
6398 2009-03-27 Xinliang David Li <davidxl@google.com>
6400 PR tree-optimization/39557
6401 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6403 2009-03-27 Xinliang David Li <davidxl@google.com>
6405 PR tree-optimization/39548
6406 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6409 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6411 * c-common.c (pointer_int_sum): Use %wd on return from
6414 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6416 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6417 on return from tree_low_cst.
6419 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6422 * ginclude/stdarg.h (va_copy): Define also for
6423 __GXX_EXPERIMENTAL_CXX0X__.
6425 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6428 * builtins.h (c_strlen): Do not warn here.
6429 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6430 * c-common.c (pointer_int_sum): Take an explicit location.
6431 Warn about offsets out of bounds.
6432 * c-common.h (pointer_int_sum): Adjust declaration.
6434 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6436 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6439 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6442 * opts.c (warn_if_disallowed_function_p): Don't assume
6443 get_callee_fndecl must return non-NULL.
6445 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6447 PR rtl-optimization/39522
6448 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6449 when reg_reloaded_valid is set.
6451 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6453 * config/spu/divv2df3.c: New file.
6454 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6455 (DPBIT_FUNCS): Filter out _div_df.
6457 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6459 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6460 a jump insn, count that jump in the distance to the loop start.
6462 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6465 * config/sh/sh.c (calc_live_regs): Fix condition for global
6466 registers except PIC_OFFSET_TABLE_REGNUM.
6468 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6471 * doc/invoke.texi (-mconsole): New.
6475 (-mnop-fun-dllimport): New.
6479 (sub section "i386 and x86-64 Windows Options"): New.
6481 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6483 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6484 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6486 2009-03-25 Richard Guenther <rguenther@suse.de>
6489 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6492 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6494 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6495 neither of haifa/selective schedulers are working.
6497 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6499 * doc/invoke.texi (Debugging Options): Fix description of
6500 -fno-merge-debug-strings.
6502 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6504 * config/cris/libgcc.ver: New version-script.
6505 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6507 * configure.ac <GAS features, nop mnemonic>: Add pattern
6508 crisv32-*-* for "nop".
6509 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6510 * configure: Regenerate.
6512 2009-03-24 Ira Rosen <irar@il.ibm.com>
6514 PR tree-optimization/39529
6515 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6516 mark_sym_for_renaming for the tag copied to the new vector
6519 2009-03-24 Arthur Loiret <aloiret@debian.org>
6521 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6522 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6523 EXTRA_SPEC_FUNCTIONS.
6524 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6525 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6526 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6527 -march and -mtune options.
6529 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6531 * config/m68k/t-rtems: Add m5329 multilib.
6533 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6534 Jakub Jelinek <jakub@redhat.com>
6537 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6540 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6543 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6544 instead of c_parser_expression_conv, if original_code isn't one of the
6545 4 allowed comparison codes, fail.
6547 2009-03-23 Richard Guenther <rguenther@suse.de>
6549 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6550 * tree.h (struct tree_type): Likewise.
6551 * reload.h (struct insn_chain): Likewise.
6552 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6553 * function.h (struct function): Likewise.
6554 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6556 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6558 PR tree-optimization/39516
6559 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6561 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6563 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6564 should be set true if BITS_PER_WORD of target is bigger than 32
6566 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6568 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6569 Translate -B-options to -rpath-link. Correct existing
6570 rpath-link and conditionalize on !nostdlib.
6572 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6574 * doc/extend.texi (Function Attributes, Variable Attributes):
6576 * doc/invoke.texi (Debugging Options, Optimize Options)
6577 (i386 and x86-64 Options, MCore Options): Likewise.
6579 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6582 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6583 it for block local namespace aliases.
6584 (gen_decl_die): Pass context_die to gen_namespace_die.
6586 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6589 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6590 minimum or maximum value.
6592 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6594 * reginfo.c (globalize_reg): Recompute derived reg sets.
6596 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6599 * libgcc2.c (mprotect): Do not use signed arguments for
6600 VirtualProtect, use DWORD arguments. Also fix the 'may
6601 be used uninitialized' warning for the np variable.
6603 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6606 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6607 functions using regparm calling conventions when not optimizing.
6608 (ix86_function_sseregparm): Similarly for sseregparm calling
6611 2009-03-19 Li Feng <nemokingdom@gmail.com>
6614 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6615 dependence if the first conflict is after niter iterations.
6617 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6620 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6621 functions with dynamic stack-pointer adjustments.
6623 2009-03-19 Ben Elliston <bje@au.ibm.com>
6625 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6626 option; change to -msdata=data.
6628 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6630 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6633 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6636 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6638 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6640 * doc/invoke.texi (Code Gen Options): Expand discussion of
6643 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6645 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6646 * matrix-reorg.c (struct matrix_info): Likewise.
6647 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6648 * rtl.h (struct mem_attrs): Likewise.
6649 * df.h (struct df): Likewise.
6650 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6651 * ira-int.h (struct ira_allocno): Likewise.
6652 * df-scan.c (struct df_collection_rec): Likewise.
6653 * ira.c (struct equivalence): Likewise.
6654 * function.c (struct temp_slot): Likewise.
6655 * cfgloop.h (struct loop): Likewise.
6658 * function.c (use_register_for_decl): When not optimizing, disregard
6659 register keyword for variables with types containing methods.
6661 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6664 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6665 (is_simple_operand): Call contains_component_ref_p before calling data
6666 reference analysis that would fail on COMPONENT_REFs.
6668 * tree-vrp.c (search_for_addr_array): Fix formatting.
6670 2009-03-18 Richard Guenther <rguenther@suse.de>
6672 * tree-vect-transform.c (vect_loop_versioning): Fold the
6673 generated comparisons.
6674 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6675 (slpeel_tree_peel_loop_to_edge): Likewise.
6677 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6680 * opts.c (print_specific_help): In addition to `undocumented',
6681 accept `separate' and `joined' flags if passed alone. Describe
6682 output by the first matched one of those.
6683 (common_handle_option): Skip over empty strings.
6684 * gcc.c (display_help): Fix help string for `--help='.
6685 * doc/invoke.texi (Option Summary, Overall Options): With
6686 `--help=', classes and qualifiers can both be repeated, but
6687 only the latter can be negated. One should not pass only
6688 negated qualifiers. Fix markup and examples.
6691 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6693 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6694 and -fhelp=separate.
6696 2009-03-17 Jing Yu <jingyu@google.com>
6699 * function.h (struct rtl_data): Move is_thunk from here...
6700 (struct function): ...to here.
6701 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6702 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6704 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6706 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6707 (alpha_output_function_end_prologue): Likewise.
6708 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6709 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6710 (rs6000_output_function_epilogue): Likewise.
6711 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6713 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6716 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6717 from different units in a single alternative.
6718 (*truncdfsf_i387): Ditto.
6719 (*truncxfsf2_mixed): Ditto.
6720 (*truncxfdf2_mixed): Ditto.
6722 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6724 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6725 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6728 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6729 unused non-artificial variables when not optimizing.
6732 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6733 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6734 NAMESPACE_DECL in its DECL_INITIAL.
6737 * optabs.c (set_user_assembler_libfunc): New function.
6738 * expr.h (set_user_assembler_libfunc): New prototype.
6739 * c-common.c: Include libfuncs.h.
6740 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6741 for memcmp, memset, memcpy, memmove and abort.
6742 * Makefile.in (c-common.o): Depend on libfuncs.h.
6745 * dwarf2out.c (gen_inlined_enumeration_type_die,
6746 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6747 gen_tagged_type_instantiation_die): Removed.
6748 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6751 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6754 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6756 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6757 (check-parallel-%): Ditto.
6758 (check-consistency): Ditto.
6760 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6762 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6763 local variable rhs by NULL_TREE.
6765 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6768 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6770 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6773 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6775 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6778 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6779 for ms->sysv ABI calls only in 64bit mode.
6781 * config/i386/i386.md (untyped_call): Support 32bit.
6783 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6785 * doc/extend.texi: Replace x86_65 with x86_64.
6787 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6789 PR tree-optimization/39455
6790 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6791 mismatches for POINTER_TYPE_P (type).
6792 (number_of_iterations_le): Likewise.
6794 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6796 * config/picochip/picochip.c: Removed profiling support.
6797 * config/picochip/picochip.md: Removed profiling instruction.
6798 * config/picochip/picochip.h: Removed profiling builtin.
6800 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6802 * doc/install.texi (--with-host-libstdcxx): Document.
6804 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6807 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6808 generate a warning if the function name does not begin with
6809 "__vector" and the function has either the 'signal' or 'interrupt'
6810 attribute, from here to ...
6811 (avr_declare_function_name): ...here. New function.
6812 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6813 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6815 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6818 * cse.c (fold_rtx): Don't modify original const_arg1 when
6819 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6820 separate variable instead.
6821 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6822 from out of range shift counts.
6823 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6825 2009-03-13 Catherine Moore <clm@codesourcery.com>
6827 * config/i386/x-mingw32 (host-mingw32.o): Replace
6828 diagnostic.h with $(DIAGNOSTIC_H).
6830 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6833 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6835 * config/i386/sync.md (sync_compare_and_swap<mode>,
6836 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6837 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6839 (sync_double_compare_and_swapdi_pic,
6840 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6841 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6843 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6846 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6848 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6851 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6852 (avx_addsubv4df3): Likewise.
6853 (*avx_addsubv4sf3): Likewise.
6854 (sse3_addsubv4sf3): Likewise.
6856 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6859 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6861 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6864 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6865 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6866 registers for allocnos created from user-defined variables.
6868 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6871 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6872 of non-integer mode as well.
6874 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6876 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6877 for functions for which the parameter types are unknown.
6879 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6882 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6883 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6884 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6885 * config/i386/i386.c (ix86_local_alignment): For
6886 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6887 long long variables on the stack to avoid dynamic realignment.
6888 Allow the first argument to be a decl rather than type.
6889 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6891 2009-03-11 Nick Clifton <nickc@redhat.com>
6894 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6896 Add description to mno-lsim option.
6897 * config/mcore/mcore.h: Remove comment about deprecated m4align
6899 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6900 * doc/invoke.texi: Add description of mno-lsim and
6901 mstack-increment options.
6903 * config/fr30/fr30.opt: Document the -mno-lsim option.
6904 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6905 and -mno-lsim options.
6907 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6909 * fold-const.c (fold_comparison): Only call fold_inf_compare
6910 if the mode supports infinities.
6912 2009-03-11 Jason Merrill <jason@redhat.com>
6915 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6916 end already did. Notice GIMPLE_CALL modifications of the result.
6917 Don't copy debug information from an ignored decl or a decl from
6920 2009-03-10 Richard Guenther <rguenther@suse.de>
6921 Nathan Froyd <froydnj@codesourcery.com>
6924 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6925 (__divMODE3): Likewise.
6927 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6929 PR tree-optimization/39394
6930 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6931 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6933 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6935 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6936 inline asms for register asm ("") declarations.
6938 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6940 * fold-const.c (fold_unary): Fix comment.
6942 2009-03-07 Jan Hubicka <jh@suse.cz>
6945 * tree-inline.c (setup_one_parameter): Do replacement of const
6946 argument by constant in SSA form.
6948 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6951 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6952 determine alignment passed to assign_stack_local.
6953 (assign_parms_unsplit_complex): Likewise.
6954 * except.c (sjlj_build_landing_pads): Likewise.
6956 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6959 * tree-flow.h (add_referenced_var): Return bool instead of void.
6960 * tree-dfa.c (add_referenced_var): Return result of
6961 referenced_var_check_and_insert call.
6962 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6963 of referenced_var_check_and_insert.
6966 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6967 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6968 DIE, don't emit it if abstract origin already has it.
6969 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6970 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6972 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6974 * genpreds.c (needs_variable): Fix parentheses at variable name
6976 (write_tm_constrs_h): Indent generated code.
6978 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6980 * doc/extend.texi (Function Attributes): Add documentation
6983 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6986 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6987 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6989 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6991 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6994 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6997 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6998 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
7000 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
7002 * config/i386/i386.md (R8_REG, R9_REG): New constants.
7003 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
7004 constants instead of magic numbers.
7005 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7007 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
7008 (x86_64_ms_abi_int_parameter_registers): Ditto.
7009 (x86_64_int_return_registers): Ditto.
7010 (ix86_maybe_switch_abi): Ditto.
7011 (ix86_expand_call): Ditto for clobbered_registers array.
7012 (ix86_hard_regno_mode_ok): Ditto.
7013 (x86_extended_QIreg_mentioned_p): Ditto.
7015 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
7017 PR tree-optimization/39349
7018 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
7020 * combine.c (gen_lowpart_for_combine): Use omode when generating
7023 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
7025 PR rtl-optimization/39235
7026 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
7028 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7030 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
7032 2009-03-04 Richard Guenther <rguenther@suse.de>
7034 PR tree-optimization/39362
7035 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
7036 that occur in abnormal PHIs should be varying.
7038 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
7040 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
7042 (simple_iv): Take loop as an argument instead of statement.
7043 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7044 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
7046 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
7048 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
7049 * matrix-reorg.c (analyze_transpose): Ditto.
7050 * tree-data-ref.c (dr_analyze_innermost): Ditto.
7051 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7052 * tree-predcom.c (ref_at_iteration): Ditto.
7053 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
7055 2009-03-04 Richard Guenther <rguenther@suse.de>
7057 PR tree-optimization/39358
7058 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
7059 escaped_id and callused_id.
7060 (solve_graph): Likewise.
7062 2009-03-04 Richard Guenther <rguenther@suse.de>
7064 PR tree-optimization/39339
7065 * tree-sra.c (try_instantiate_multiple_fields): Make it
7066 no longer ICE on the above.
7068 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7070 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7071 that fits within Pmode.
7073 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7076 * tm.texi (LIBCALL_VALUE): Update description.
7078 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7081 * doc/extend.texi (section): Update description.
7083 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7086 * tree-inline.c (remapped_type): New.
7087 (can_be_nonlocal): Call remapped_type instead of remap_type.
7089 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7092 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7093 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7095 2009-03-03 Richard Guenther <rguenther@suse.de>
7098 * tree.c (tree_nonartificial_location): New function.
7099 * tree.h (tree_nonartificial_location): Declare.
7100 * builtins.c (expand_builtin_memory_chk): Provide location
7101 of the call location for artificial function pieces.
7102 (maybe_emit_chk_warning): Likewise.
7103 (maybe_emit_sprintf_chk_warning): Likewise.
7104 (maybe_emit_free_warning): Likewise.
7105 * expr.c (expand_expr_real_1): Likewise.
7107 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7109 PR tree-optimization/39343
7110 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7111 COMPONENT_REF t has ARRAY_TYPE.
7113 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7116 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7117 when the type precision of the induction variable should be
7118 larger than the type precision of nit.
7119 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7120 * graphite.c (graphite_loop_normal_form): Same.
7121 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7123 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7125 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7126 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7127 numbers to describe clobbered registers.
7128 (*call_value_0_rex64_ms_sysv): Ditto.
7129 * config/i386/mmx.md (mmx_emms): Ditto.
7132 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7134 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7137 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7139 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7140 (spu_section_type_flags): New function.
7142 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7144 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7145 reg_class_contents of FLOAT_REGS into a temporary.
7147 2009-03-02 Richard Guenther <rguenther@suse.de>
7148 Ira Rosen <irar@il.ibm.com>
7150 PR tree-optimization/39318
7151 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7152 information to the vectorized statement.
7154 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7156 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7157 variable. Use defined names instead of magic constants for REX SSE
7160 2009-03-01 Richard Guenther <rguenther@suse.de>
7162 PR tree-optimization/39331
7163 * omp-low.c (lower_send_shared_vars): Do not receive new
7164 values for the reference of DECL_BY_REFERENCE parms or results.
7166 2009-03-01 Jan Hubicka <jh@suse.cz>
7169 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7170 BLOCK_NONLOCALIZED_VAR): New macros.
7171 (tree_block): Add nonlocalized_vars.
7172 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7173 gen_decl_die): Add origin argument. Allow generation of die with
7174 origin at hand only.
7175 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7176 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7178 (gen_block_die): Fix checking for unused blocks.
7179 (process_scope_var): Break out from .... ; work with origins only.
7180 (decls_for_scope) ... here; process nonlocalized list.
7181 (dwarf2out_ignore_block): Look for nonlocalized vars.
7182 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7184 (dump_scope_block): Dump them.
7185 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7186 (remap_block): Likewise.
7187 (can_be_nonlocal): New predicate.
7188 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7190 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7192 * configure: Regenerate.
7194 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7196 * optc-gen.awk: No need to duplicate option flags twice.
7197 Reuse help texts for duplicate options which do not have any.
7199 * gcc.c (display_help): Document --version.
7201 * gcc.c (main): If print_help_list and verbose_flag, ensure
7202 driver output comes before subprocess output.
7204 * optc-gen.awk: Assign all remaining fields to help string,
7205 space-separated, for multi-line help in *.opt.
7207 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7208 -Wno-pedantic-ms-format is for MinGW targets only.
7210 * doc/options.texi (Option file format): Fix bad indentation,
7211 restoring dropped sentence.
7213 2009-02-28 Jan Hubicka <jh@suse.cz>
7215 * tree-inline.c (tree_function_versioning): Output debug info.
7217 2009-02-28 Jan Hubicka <jh@suse.cz>
7220 * tree-inline.c (setup_one_parameter): Do not copy propagate
7221 arguments when not optimizing.
7223 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7226 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7227 (avx_addsubv4df3): Likewise.
7228 (*avx_addsubv4sf3): Likewise.
7229 (sse3_addsubv4sf3): Likewise.
7230 (*avx_addsubv2df3): Likewise.
7231 (sse3_addsubv2df3): Likewise.
7232 (avx_unpckhps256): Correct item selectors.
7233 (avx_unpcklps256): Likewise.
7234 (avx_unpckhpd256): Likewise.
7235 (avx_unpcklpd256): Likewise.
7237 2009-02-28 Jan Hubicka <jh@suse.cz>
7239 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7241 (copy_arguments_for_versioning): If var is declared don't declare it.
7242 (tree_function_versioning): First setup substitutions and then copy
7245 2009-02-27 Jan Hubicka <jh@suse.cz>
7248 * cgraph.h (varpool_output_debug_info): Remove.
7249 * cgraphunit.c (varpool_output_debug_info): Remove.
7250 * dwarf2out.c (deferred_locations_struct): New struct
7251 (deferred_locations): New type.
7252 (deferred_locations_list): New static var.
7253 (deffer_location): New function.
7254 (gen_variable_die): Use it.
7255 (decls_for_scope): Output info on local static vars.
7256 (dwarf2out_finish): Process deferred locations.
7257 * varpool.c (varpool_output_debug_info): Remove.
7259 2009-02-27 Jan Hubicka <jh@suse.cz>
7262 * tree.h (TREE_PROTECTED): Fix comment.
7263 (BLOCK_HANDLER_BLOCK): Remove.
7264 (struct tree_block): Remove handler_block add body_block.
7265 (inlined_function_outer_scope_p): New.
7266 (is_body_block): Remove.
7267 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7268 * dwarf2out.c (is_inlined_entry_point): Remove.
7269 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7270 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7272 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7273 * gimplify.c (gimplify_expr): Gimplify body blocks.
7274 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7275 block with multiple subblocks.
7276 (dump_scope_block): Prettier output; dump more flags and info.
7277 (dump_scope_blocks): New.
7278 (remove_unused_locals): Use dump_scope_blocks.
7279 * tree-flow.h (dump_scope_blocks): Declare.
7280 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7281 * stmt.c (is_body_block): Remove.
7282 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7283 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7285 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7288 * graphite.c (graphite_loop_normal_form): Do not call
7289 number_of_iterations_exit from a gcc_assert.
7291 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7293 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7294 jumps if COND is NULL.
7295 (find_cond_jump): New function.
7296 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7297 * config/s390/s390.md: Remove z10_cobra attribute value.
7299 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7301 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7302 force_const_mem returns NULL_RTX.
7304 2009-02-26 Jan Hubicka <jh@suse.cz>
7307 * cgraph.h (varpool_output_debug_info): Remove.
7308 * cgraphunit.c (varpool_output_debug_info): Remove.
7309 * dwarf2out.c (deferred_locations_struct): New struct
7310 (deferred_locations): New type.
7311 (deferred_locations_list): New static var.
7312 (deffer_location): New function.
7313 (gen_variable_die): Use it.
7314 (decls_for_scope): Output info on local static vars.
7315 (dwarf2out_finish): Process deferred locations.
7316 * varpool.c (varpool_output_debug_info): Remove.
7318 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7320 PR rtl-optimization/39241
7321 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7322 to subreg_offset_representable_p.
7324 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7326 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7327 execute function prototype. Get f and nregs from max_reg_num
7328 and get_insns. Remove the first backward pass as it's dead,
7329 guard the forward pass by flag_expensive_optimizations.
7330 (rest_of_handle_regmove): Delete.
7331 (pass_regmove): Replace it with regmove_optimize.
7333 2009-02-25 Martin Jambor <mjambor@suse.cz>
7335 PR tree-optimization/39259
7336 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7337 calls_alloca function flags.
7338 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7341 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7343 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7344 flags_set_1_rtx, flags_set_1_set): Delete.
7345 (regmove_optimize): Do not call mark_flags_life_zones.
7347 2009-02-24 Julian Brown <julian@codesourcery.com>
7350 * config/arm/arm.c (require_pic_register): Only set
7351 cfun->machine->pic_reg once per function.
7353 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7355 * doc/invoke.texi (Link Options): Document an easier way to pass
7356 options that take arguments to the GNU linker using -Xlinker and -Wl.
7358 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7361 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7363 2009-02-24 Richard Guenther <rguenther@suse.de>
7366 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7368 2009-02-24 Richard Guenther <rguenther@suse.de>
7369 Zdenek Dvorak <ook@ucw.cz>
7371 PR tree-optimization/39233
7372 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7373 from converting them to a generic type.
7375 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7377 PR tree-optimization/39260
7378 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7379 contains a condition with a real type.
7380 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7382 2009-02-23 Jason Merrill <jason@redhat.com>
7385 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7386 narrowing_initializer_constant_valid_p.
7387 (narrowing_initializer_constant_valid_p): Don't return
7388 null_pointer_node for adding a pointer to itself.
7390 2009-02-23 Jan Hubicka <jh@suse.cz>
7393 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7396 2009-02-23 Jan Hubicka <jh@suse.cz>
7398 PR tree-optimization/37709
7399 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7400 * tree.h (block_ultimate_origin): Declare.
7401 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7402 * tree-ssa-live.c (remove_unused_scope_block_p):
7403 Eliminate blocks containig no instructions nor live variables nor
7405 (dump_scope_block): New function.
7406 (remove_unused_locals): Enable removal of dead blocks by default;
7407 enable dumping at TDF_DETAILS.
7409 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7411 * config/i386/i386.c (classify_argument): Don't allow COImode
7413 (function_arg_advance_32): Don't allow OImode.
7414 (function_arg_32): Likewise.
7415 (function_value_32): Likewise.
7416 (return_in_memory_32): Likewise.
7417 (function_arg_64): Remove OImode comment.
7419 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7422 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7423 ix86_expand_vector_set for V4DImode in 64bit mode only.
7424 (ix86_expand_vector_init_one_var): Likewise.
7426 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7428 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7430 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7433 * loop-iv.c: Revert last change.
7434 * emit-rtl.c: Likewise.
7436 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7439 * config/i386/i386.c (type_natural_mode): Remove an extra
7440 space in the warning message.
7441 (function_value_32): Handle 32-byte vector modes.
7442 (return_in_memory_32): Likewise.
7444 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7446 * loop-iv.c (truncate_value): New function.
7447 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7449 (lowpart_subreg): Move to...
7450 * emit-rtl.c: ...here.
7452 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7454 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7455 accidental and undocumented change at revision 140860.
7457 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7459 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7460 take gimple_seq * arguments.
7461 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7462 types_compatible_p langhook.
7464 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7465 Joseph Myers <joseph@codesourcery.com>
7467 * config/arm/arm.c (arm_builtin_va_list): New function.
7468 (arm_expand_builtin_va_start): Likewise.
7469 (arm_gimplify_va_arg_expr): Likewise.
7470 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7471 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7472 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7473 (va_list_type): New variable.
7474 (arm_mangle_type): Mangle va_list_type appropriately.
7476 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7479 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7480 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7481 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7482 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7483 parameter to 1000 for -O1 by default.
7484 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7486 * loop-invariant.c: Include params.h.
7487 (move_loop_invariants): Don't call move_single_loop_invariants on
7490 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7492 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7493 offset when calculating bounds for indexing stack_usage_map. Fixes
7494 a buffer overflow with certain target setups.
7496 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7499 * calls.c (expand_call): Clear try_tail_call if caller and callee
7500 disagree in promotion of function return value.
7502 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7505 * c-common.c (c_determine_visibility): If visibility changed and
7506 DECL_RTL has been already set, call make_decl_rtl to update symbol
7509 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7512 * varasm.c (assemble_variable): Don't check DECL_NAME when
7513 globalizing a variable.
7515 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7518 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7519 expression before any __builtin_trap call.
7520 * c-typeck.c (build_function_call): Convert and check function
7521 arguments before generating a call to a trap. Evaluate the
7522 function arguments before the trap.
7524 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7527 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7528 (UNSPEC_FXAM_MEM): New unspec.
7529 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7530 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7531 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7533 2009-02-19 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/39207
7536 PR tree-optimization/39074
7537 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7538 storedanything_tree): New.
7539 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7540 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7541 (build_succ_graph): Add edges from STOREDANYTHING to all
7543 (init_base_vars): Initialize STOREDANYTHING.
7544 (compute_points_to_sets): Free substitution info after
7545 building the succ graph.
7546 (ipa_pta_execute): Likewise.
7548 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7550 (do_ds_constraint): Do not add to special var or non-pointer
7552 (type_could_have_pointers): Split out from ...
7553 (could_have_pointers): ... here. For arrays use the element type.
7554 (create_variable_info_for): Initialize may_have_pointers.
7555 (new_var_info): Likewise.
7556 (handle_lhs_call): Make the HEAP variable unknown-sized.
7557 (intra_create_variable_infos): Use a type with pointers for
7558 PARM_NOALIAS, make it unknown-sized.
7560 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7563 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7565 2009-02-18 Jason Merrill <jason@redhat.com>
7568 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7569 value if DECL_EXTERNAL.
7570 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7571 * target.h (gcc_target::binds_local_p): Clarify "module".
7572 * tree.h (TREE_PUBLIC): Clarify "module".
7574 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7577 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7578 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7580 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7583 * c.opt (Wabi): Support C and ObjC.
7586 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7588 * config/i386/i386.c (classify_argument): Warn once about the ABI
7589 change when passing union with long double.
7591 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7593 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7596 * c-parser.c (c_parser_compound_statement): Always enter and leave
7599 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7602 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7604 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7606 PR tree-optimization/36922
7607 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7608 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7611 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7613 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7616 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7618 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7620 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7622 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7625 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7626 Richard Sandiford <rdsandiford@googlemail.com>
7628 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7629 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7630 (loongson_biadd): ...this.
7632 2009-02-17 Richard Guenther <rguenther@suse.de>
7634 PR tree-optimization/39202
7635 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7636 a var make sure to follow existing collapses.
7638 2009-02-17 Richard Guenther <rguenther@suse.de>
7641 * langhooks.c (lhd_print_error_function): Check for NULL block.
7643 2009-02-17 Richard Guenther <rguenther@suse.de>
7645 PR tree-optimization/39204
7646 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7649 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7651 * config/soft-fp/double.h: Update from glibc CVS.
7653 2009-02-17 Richard Guenther <rguenther@suse.de>
7655 PR tree-optimization/39207
7656 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7657 strict-aliasing warnings for pointers pointing to NULL.
7659 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7662 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7663 skipping until next close brace.
7665 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7668 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7669 to function argument boundary.
7671 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7673 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7674 in the lea_add. Reload eventually constraints it properly.
7675 * config/picochip/constraints.md : Remove the target constraint
7676 "b", since it is not needed anymore.
7678 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7680 * gthr-dce.h: Uglify function parameter and local variable names.
7681 * gthr-gnat.h: Likewise.
7682 * gthr-mipssde.h: Likewise.
7683 * gthr-nks.h: Likewise.
7684 * gthr-posix95.h: Likewise.
7685 * gthr-posix.h: Likewise.
7686 * gthr-rtems.h: Likewise.
7687 * gthr-single.h: Likewise.
7688 * gthr-solaris.h: Likewise.
7689 * gthr-tpf.h: Likewise.
7690 * gthr-vxworks.h: Likewise.
7691 * gthr-win32.h: Likewise.
7693 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7696 * config/i386/i386.md: Restrict the new peephole2 to move
7697 between MMX/SSE registers.
7699 2009-02-15 Richard Guenther <rguenther@suse.de>
7702 2009-02-13 Richard Guenther <rguenther@suse.de>
7704 * configure.ac: Enable LFS.
7705 * configure: Re-generate.
7706 * config.in: Likewise.
7708 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7710 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7711 spu_srqwbyte, spu_srqwbytebc): Define.
7712 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7713 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7714 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7715 "shrqby_<mode>"): New insn-and-split patterns.
7716 * config/spu/spu.c (expand_builtin_args): Determine and return
7717 number of operands using spu_builtin_description data.
7718 (spu_expand_builtin_1): Use it.
7720 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7723 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7726 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7729 * config/i386/i386.c (override_options): Correct warning
7730 messages for -malign-loops, -malign-jumps and -malign-functions.
7732 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7735 * config/i386/i386.md: Restrict the new peephole2 to move
7736 between the general purpose registers.
7738 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7741 * config/i386/i386.c (type_natural_mode): Add a new argument.
7742 Return the original mode and warn ABI change if vector size is 32byte.
7743 (function_arg_advance): Updated.
7744 (function_arg): Likewise.
7745 (ix86_function_value): Likewise.
7746 (ix86_return_in_memory): Likewise.
7747 (ix86_sol10_return_in_memory): Likewise.
7748 (ix86_gimplify_va_arg): Likewise.
7749 (function_arg_32): Don't warn ABX ABI change here.
7750 (function_arg_64): Likewise.
7752 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7754 * loop-iv.c (implies_p): In the final case, test that operands 0
7755 of the two comparisons match.
7757 * config/bfin/bfin.c (find_prev_insn_start): New function.
7758 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7759 (find_next_insn_start): Move.
7761 2009-02-13 Richard Guenther <rguenther@suse.de>
7763 * configure.ac: Enable LFS.
7764 * configure: Re-generate.
7765 * config.in: Likewise.
7767 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7770 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7771 sizes on syntax error after some arguments have been parsed.
7773 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7775 * doc/invoke.texi (-fira): Remove.
7777 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7779 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7780 * recog.c: Likewise.
7783 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7785 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7786 (umul_ppmm): Likewise.
7787 (count_leading_zeros): Likewise.
7788 (count_trailing_zeros): Likewise.
7789 (UMUL_TIME): Likewise.
7791 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7793 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7794 soft-fp/t-softfp to tmake_file.
7796 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7797 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7798 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7799 IA64_BUILTIN_INFQ]: New.
7800 (ia64_init_builtins): Initialize __builtin_infq,
7801 __builtin_fabsq and __builtin_copysignq if not HPUX.
7802 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7803 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7805 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7807 (__fixtfti): Likewise.
7808 (__fixunstfti): Likewise.
7809 (__floattitf): Likewise.
7811 * config/ia64/libgcc-glibc.ver: New.
7812 * config/ia64/t-fprules-softfp: Likewise.
7813 * config/ia64/sfp-machine.h: Likewise.
7815 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7816 (LIBGCC2_TF_CEXT): Likewise.
7817 (TF_SIZE): Likewise.
7818 (TARGET_INIT_LIBFUNCS): Likewise.
7820 * config/ia64/t-glibc (SHLINB_MAPFILES):
7821 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7823 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7825 * config/i386/i386.c (construct_container): Rewrite processing
7826 BLKmode with X86_64_SSE_CLASS.
7828 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7831 * config/i386/i386.md: Replace simplify_replace_rtx with
7832 replace_rtx in the new peephole2.
7834 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7836 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7837 loop unrolling do not happen at -O2.
7839 2009-02-12 Michael Matz <matz@suse.de>
7841 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7843 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7845 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7848 2009-02-12 Ben Elliston <bje@au.ibm.com>
7850 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7851 patterns when updating the back chain. Missed in the 2009-02-10
7854 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7856 * doc/extend.texi (Decimal Floating Types): Update identifier of
7857 draft TR and list of missing support.
7859 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7862 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7863 bit to variable length decl's flags, add it also to its
7864 pointer replacement variable.
7866 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7867 Jakub Jelinek <jakub@redhat.com>
7870 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7871 (memory_blockage): New expander.
7872 (*memory_blockage): New insn pattern.
7873 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7874 instead of general blockage at the end of function prologue when
7875 frame pointer is used to access red zone area. Do not emit blockage
7876 when profiling, it is emitted in generic code.
7877 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7878 function epilogue when frame pointer is used to access red zone area.
7880 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7883 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7884 by arithmetic with memory operands.
7885 * config/i386/predicates.md (commutative_operator): New.
7887 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7889 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7892 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7894 * alias.h (record_alias_subset): Declare.
7895 * alias.c (record_alias_subset): Make global.
7897 2009-02-10 Nick Clifton <nickc@redhat.com>
7899 * tree-parloops.c: Change license to GPLv3.
7900 * ipa-struct-reorg.c: Change license to GPLv3.
7901 * ipa-struct-reorg.h: Change license to GPLv3.
7903 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7906 * c-decl.c (start_struct): Return NULL on error.
7908 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7911 * cfgloopmanip.c (remove_path): Call remove_bbs after
7912 cancel_loop_tree, not before it.
7915 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7916 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7917 VAR_DECLs were seen.
7918 * tree-ssa-live.c (remove_unused_locals): Recompute
7919 cfun->has_local_explicit_reg_vars.
7920 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7921 copies or clearings if cfun->has_local_explicit_reg_vars.
7923 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7926 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7927 of function prologue when frame pointer is used to access
7930 2009-02-10 Richard Guenther <rguenther@suse.de>
7933 * gimplify.c (gimple_regimplify_operands): Always look if
7934 we need to create a temporary.
7936 2009-02-10 Richard Guenther <rguenther@suse.de>
7938 PR tree-optimization/39132
7939 * tree-loop-distribution.c (todo): New global var.
7940 (generate_memset_zero): Trigger TODO_rebuild_alias.
7941 (tree_loop_distribution): Return todo.
7943 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7946 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7947 (x86_64_reg_class_name): Removed.
7948 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7949 first one isn't X86_64_SSE_CLASS or any other ones aren't
7950 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7951 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7952 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7953 and 3 X86_64_SSEUP_CLASS.
7954 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7955 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7957 2009-02-10 Ben Elliston <bje@au.ibm.com>
7959 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7960 form instruction to update the stack back chain word, even if the
7961 user has disabled the generation of update instructions.
7962 (movdi_<mode>_update_stack): New.
7963 (movsi_update_stack): Likewise.
7964 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7965 always use an update form instruction to update the stack back
7968 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7971 * graphite.c (if_region_set_false_region): After moving a region in
7972 the false branch of a condition, remove the empty dummy basic block.
7973 (gloog): Remove wrong fix for PR38953.
7975 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7977 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7978 generation due to implicit sign extension.
7980 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7983 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7984 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7986 2009-02-09 Richard Guenther <rguenther@suse.de>
7989 * convert.c (convert_to_real): Disable (float)fn((double)x)
7990 to fnf(x) conversion if errno differences may occur and
7991 -fmath-errno is set.
7993 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7995 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7996 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7997 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7999 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8002 * c-common.c (handle_alias_attribute): Disallow attribute for
8003 anything not a FUNCTION_DECL or VAR_DECL.
8005 2009-02-06 Janis Johnson <janis187@us.ibm.com>
8008 * real.c (do_compare): Special-case compare of zero against
8009 decimal float value.
8011 2009-02-06 Joseph Myers <joseph@codesourcery.com>
8014 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
8015 as indicating flexible array members unless the field itself is
8016 being declarared as the incomplete array.
8018 2009-02-06 Jan Hubicka <jh@suse.cz>
8020 PR tree-optimization/38844
8021 * ipa-inline.c (try_inline): Stop inlining recursion when edge
8024 2009-02-06 Richard Guenther <rguenther@suse.de>
8027 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
8028 fork because we may expand it as __gcov_fork.
8030 2009-02-06 Nick Clifton <nickc@redhat.com>
8032 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
8034 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
8036 PR tree-optimization/35659
8037 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
8038 vn_phi_eq): Shortcut if hashcode does not match.
8039 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
8041 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
8042 and avoid iterative_hash_expr.
8043 (FOR_EACH_VALUE_ID_IN_SET): New.
8044 (value_id_compare): Remove.
8045 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
8046 sort expressions by value id.
8048 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
8051 * config/sh/predicates.md (general_movsrc_operand): Don't check
8052 the subreg of system registers here.
8054 2009-02-05 Jakub Jelinek <jakub@redhat.com>
8057 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
8060 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
8062 PR rtl-optimization/39110
8063 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
8064 addresses, not aligned ones.
8066 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8067 Richard Guenther <rguenther@suse.de>
8069 PR tree-optimization/39100
8070 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8071 comment says and add edges.
8073 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8076 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8077 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8079 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8081 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8082 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8083 register_bb_in_sese, new_sese, free_sese): Moved.
8084 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8085 outermost_loop_in_scop, build_scop_iteration_domain,
8086 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8087 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8088 Use loop_in_sese_p instead of loop_in_scop_p.
8089 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8090 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8091 (scopdet_basic_block_info): Fix bug in scop detection.
8092 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8093 eq_loop_to_cloog_loop): Remove.
8094 (nb_loops_around_loop_in_scop, nb_loop
8095 ref_nb_loops): Moved here...
8096 * graphite.h (ref_nb_loops): ... from here.
8097 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8098 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8099 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8100 * testsuite/gcc.dg/graphite/scop-19.c: New
8102 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8103 Hans-Peter Nilsson <hp@axis.com>
8105 PR rtl-optimization/37889
8106 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8107 Move offset handling from PLUS to before the switch. Use new
8108 arguments when considering SYMBOL_REFs too.
8109 (rtx_addr_can_trap_p): Pass dummy offset and size.
8110 (enum may_trap_p_flags): Remove.
8111 (may_trap_p_1): Pass size from MEM_SIZE.
8113 PR rtl-optimization/38921
8114 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8115 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8116 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8117 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8119 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8121 AVX Programming Reference (January, 2009)
8122 * config/i386/sse.md (*vpclmulqdq): New.
8124 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8126 PR tree-optimization/38977
8127 PR gcov-profile/38292
8128 * calls.c (special_function_p): Disregard __builtin_ prefix.
8130 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8132 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8133 non-indexable addresses even before reload.
8135 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8138 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8139 as having variable size. Do not give an error for unnamed
8140 parameters with [*] declarators. Give a warning for type names
8141 with [*] declarators and mark them as variable size.
8142 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8143 for sizeof applied to [*] type names.
8145 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8148 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8150 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8152 * gcc.c (process_command): Update copyright notice dates.
8153 * gcov.c (print_version): Likewise.
8154 * gcov-dump.c (print_version): Likewise.
8155 * mips-tfile.c (main): Likewise.
8156 * mips-tdump.c (main): Likewise.
8158 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8161 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8162 for composite type involving a zero-length array type.
8164 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8167 * function.c (match_asm_constraints_1): Skip over
8168 initial optional % in the constraint.
8171 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8172 supported, don't accept FIXED_CSTs.
8173 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8174 and _Sat is used without _Fract/_Accum. Set specs->type to
8175 integer_type_node for cts_fract/cts_accum if fixed point is not
8178 2009-02-02 Catherine Moore <clm@codesourcery.com>
8180 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8182 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8184 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8185 (ABI_HAS_64BIT_SYMBOLS): Use it.
8186 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8188 2009-02-02 Paul Brook <paul@codesourcery.com>
8190 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8192 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8195 * recog.h (asm_operand_ok): Add constraints argument.
8196 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8197 recurse on matching constraint.
8198 (check_asm_operands): Pass constraints as 3rd argument to
8199 asm_operand_ok. Don't look up matching constraint here.
8200 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8203 2009-02-02 Ben Elliston <bje@au.ibm.com>
8205 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8206 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8208 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8210 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8211 information. Remove some obsolete information. Reorganize.
8213 * config/pa/fptr.c: Revert license to GPL 2.
8214 * config/pa/milli64.S: Likewise.
8216 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8219 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8220 LIBRARY name in, instead of hard-coding it.
8221 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8222 extra target make frag to tmake_files according to EH model.
8223 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8224 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8225 frags that define makefile variable EH_MODEL appropriately.
8226 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8227 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8228 to "-sjlj" according to type of EH configured.
8229 (LIBGCC_SONAME): Concatenate it to shared library base name.
8230 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8231 to "_sjlj" according to type of EH configured.
8232 (LIBGCC_SONAME): Concatenate it to shared library base name.
8233 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8234 (SHLIB_LINK): Add missing semicolon to if-else construct.
8235 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8236 string value of "pe_dll" command-line option.
8237 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8238 (SHLIB_SONAME): Use it when overriding t-cygming default.
8239 (SHLIB_IMPLIB): Override t-cygming default.
8240 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8241 string value of "pe_dll" command-line option.
8243 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8246 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8247 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8249 2009-01-31 Richard Guenther <rguenther@suse.de>
8251 PR tree-optimization/38937
8252 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8253 computing the transitive closure.
8255 2009-01-30 Richard Guenther <rguenther@suse.de>
8257 PR tree-optimization/39041
8258 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8259 Propagate variable indices only if the types match for this stmt.
8261 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8264 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8265 inline but never defined.
8267 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8269 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8270 (*insv_h_di_reg_extimm): New insn.
8271 (*insv_l<mode>_reg_extimm): New insn.
8273 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8275 * config/picochip/picochip.c (flag_conserve_stack): set
8276 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8277 fconserve-stack. Reduce call-overhead used by inliner.
8279 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8282 * common.opt (flag_conserve_stack): Initialised to zero.
8284 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8287 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8288 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8291 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8293 * ira-color.c (allocno_reload_assign): Update comments.
8294 * regmove.c (regmove_optimize): Likewise.
8298 2009-01-29 Robert Millan <rmh@aybabtu.com>
8300 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8301 * config/i386/kopensolaris-gnu.h: New file. Undefine
8302 `MD_UNWIND_SUPPORT'.
8303 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8305 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8307 PR tree-optimization/39007
8308 * tree-loop-distribution.c (generate_builtin): Use
8309 recompute_dominator to compute the immediate dominator of the
8310 basic block just after the loop.
8312 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8314 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8315 (ASM_OUTPUT_DWARF_PCREL): Define.
8317 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8319 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8320 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8321 global. Modify entries about regmove and IRA.
8323 * ra-conflict.c: Remove the file.
8325 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8327 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8328 (pass_regclass_init): Rename to pass_reginfo_init.
8330 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8332 * toplev.h (flag_ira): Remove.
8334 * caller-save.c (setup_save_areas): Remove flag_ira.
8336 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8338 * global.c: Remove the file.
8340 * opts.c (decode_options): Remove flag_ira.
8342 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8344 * regmove.c: Modify file description.
8345 (find_use_as_address, try_auto_increment): Define them only if
8346 AUTO_INC_DEC is defined.
8347 (replacement_quality, replace_in_call_usage, fixup_match_1,
8348 stable_and_no_regs_but_for_p): Remove.
8349 (reg_set_in_bb): Make it static.
8350 (regmove_optimize): Remove flag_ira and code which worked for
8353 * local-alloc.c: Remove the file.
8355 * common.opt (fira): Remove.
8357 * ira.c: Include except.h.
8358 (eliminable_regset): Move from global.c.
8359 (mark_elimination): Ditto. Remove flag_ira.
8360 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8361 equiv_mem_modified, validate_equiv_mem_from_store,
8362 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8363 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8364 no_equiv, recorded_label_ref): Move from local-alloc.c.
8365 (update_equiv_regs): Ditto. Make it static.
8366 (print_insn_chain, print_insn_chains): Move it from global.c.
8367 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8368 (build_insn_chain): Ditto. Make it static.
8369 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8370 Rename to init_live_subregs.
8371 (gate_ira): Remove flag_ira.
8373 * regclass.c: Rename reginfo.c. Change file description.
8374 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8375 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8376 (init_reg_sets_1): Remove code for evaluation of
8377 reg_class_superclasses and losing_caller_save_reg_set.
8378 (init_regs): Remove init_reg_autoinc.
8379 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8380 ok_for_base_p_nonstrict): Remove.
8381 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8382 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8383 corresponding entries.
8384 (dump_regclass, record_operand_costs, scan_one_insn,
8385 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8386 record_address_regs, auto_inc_dec_reg_p): Remove.
8387 (gt-regclass.h): Rename to gt-reginfo.h.
8389 * rtl.h (dump_global_regs, retry_global_alloc,
8390 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8392 * Makefile.in (RA_H): Remove.
8393 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8394 Rename regclass.o to reginfo.o.
8395 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8397 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8398 (GTFILES): Rename regclass.c to reginfo.c.
8400 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8401 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8403 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8404 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8406 (finish_spills): Ditto. Remove code for !flag_ira.
8408 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8411 * doc/invoke.texi (rtl debug options): Complete rewrite.
8412 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8414 * mode-switching.c (pass_mode_switching): Rename pass from
8415 "mode-sw" to "mode_sw".
8416 * except.c (pass_convert_to_eh_ranges): Rename pass from
8417 "eh-ranges" to "eh_ranges".
8418 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8422 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8423 Alexander Monakov <amonakov@ispras.ru>
8426 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8428 (move_exprs_to_boundary): Change return type and pass through
8429 should_move from move_op. Relax assert. Update usage ...
8430 (schedule_expr_on_boundary): ... here. Use should_move instead of
8432 (move_op_orig_expr_found): Indicate that insn was disconnected from
8434 (code_motion_process_successors): Do not call after_merge_succs
8435 callback if original expression was not found when traversing any of
8437 (code_motion_path_driver): Change return type. Update prototype.
8438 (move_op): Update comment. Add a new parameter (should_move). Update
8439 prototype. Set *should_move based on indication provided by
8440 move_op_orig_expr_found.
8442 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8444 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8445 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8446 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8447 * config/rs6000/rs6000.c (rs6000_override_options): Default
8448 avoid-indexed-addresses on for Power6, off for everything else.
8449 (avoiding_indexed_address_p): New function.
8450 (rs6000_legitimize_address): Use it.
8451 (rs6000_legitimate_address): Likewise.
8452 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8454 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8456 PR tree-optimization/38997
8457 * tree-loop-distribution.c (generate_memset_zero): Use
8458 POINTER_PLUS_EXPR for a pointer addition.
8460 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8462 * config/s390/s390.md (bswap<mode>2): New pattern added.
8464 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8466 * config/s390/s390.md (*tls_load_31): Added type attribute.
8468 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8470 * config/s390/s390.md: Fix a few comments.
8472 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8474 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8475 (*tm<mode>_full): Fixed z10prop attribute.
8476 (*tst<mode>_extimm): Fixed z10prop attribute.
8477 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8478 (*tstqiCCT_cconly): Fixed z10prop attribute.
8479 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8480 (*movsi_larl): Fixed z10prop attribute.
8481 (*movsi_zarch): Fixed z10prop attribute.
8482 (*movsi_eas): Fixed z10prop attribute.
8483 (*movhi): Fixed z10prop attribute.
8484 (*movqi): Fixed z10prop attribute.
8485 (*movstrictqi): Fixed z10prop attribute.
8486 (*mov<mode>): Fixed z10prop attribute.
8487 (*movcc): Fixed z10prop attribute.
8488 (*sethighpartdi_64): Fixed z10prop attribute.
8489 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8490 (*negdi2_sign_cc): Fixed z10prop attribute.
8491 (*negdi2_sign): Fixed z10prop attribute.
8492 (*absdi2_sign_cc): Fixed z10prop attribute.
8493 (*absdi2_sign): Fixed z10prop attribute.
8494 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8495 (*negabsdi2_sign): Fixed z10prop attribute.
8496 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8497 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8498 (doloop_si64): Fixed z10prop attribute.
8499 (doloop_si31): Fixed z10prop attribute.
8500 (doloop_long): Fixed z10prop attribute.
8501 (indirect_jump): Fixed z10prop attribute.
8502 (nop): Fixed z10prop attribute.
8503 (main_base_64): Fixed z10prop attribute.
8504 (reload_base_64): Fixed z10prop attribute.
8506 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8508 PR rtl-optimization/38740
8509 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8511 * config/mips/mips.c (mips_reorg): Likewise.
8513 2009-01-28 Richard Guenther <rguenther@suse.de>
8515 PR tree-optimization/38926
8516 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8517 with the correct value id to a value.
8518 (do_regular_insertion): Use the value number of edoubleprime
8519 for the value number of the expr.
8522 2008-08-21 Richard Guenther <rguenther@suse.de>
8524 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8525 a PHI ask VN if it is already available.
8526 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8527 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8529 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8532 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8533 set to varying whenever max has TREE_OVERFLOW set, similarly
8534 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8536 2009-01-28 Richard Guenther <rguenther@suse.de>
8539 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8540 uninitialized aggregate uses in call arguments.
8542 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8544 PR tree-optimization/38984
8545 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8546 the nothing_id variable if -fno-delete-null-pointer-checks.
8548 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8551 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8552 (set_got_offset_rex64): Ditto.
8554 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8557 * doc/extend.texi: Improve local variable with asm reg.
8559 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8561 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8562 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8563 was not supplied then set warn_packed_bitfield_compat to the
8565 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8568 2009-01-27 Richard Guenther <rguenther@suse.de>
8570 PR tree-optimization/38503
8571 * cfgexpand.c (expand_gimple_basic_block): Ignore
8572 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8573 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8574 variables that cannot have TBAA applied.
8575 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8578 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8581 * calls.c (initialize_argument_information): Do not wrap complex
8582 arguments in SAVE_EXPR.
8584 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8586 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8587 (INSTALL_LIBGCC): Revert typo commit.
8589 2009-01-26 Richard Guenther <rguenther@suse.de>
8591 PR tree-optimization/38745
8592 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8593 from special handling.
8595 2009-01-26 Richard Guenther <rguenther@suse.de>
8597 PR tree-optimization/38745
8598 * tree-ssa.c (execute_update_addresses_taken): Do not include
8599 variables that cannot possibly be a register in not_reg_needs.
8600 Do not clear TREE_ADDRESSABLE on vars that may not become
8602 * tree-ssa.c (update_alias_info_1): Include those in the set
8603 of addressable vars.
8605 2009-01-26 Richard Guenther <rguenther@suse.de>
8608 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8609 * tree-ssa-dse.c: Include langhooks.h
8610 (execute_simple_dse): Remove stores with zero size.
8612 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8615 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8618 2009-01-24 Julian Brown <julian@codesourcery.com>
8620 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8621 config/arm/linux-atomic.c.
8622 * config/arm/linux-atomic.c: New.
8624 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8626 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8627 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8628 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8630 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8633 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8636 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8638 PR tree-optimization/38953
8639 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8640 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8641 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8642 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8645 2009-01-24 Paul Brook <paul@codesourcery.com>
8647 * config/arm/neon.md (neon_type): Move to arm.md.
8648 (neon_mov<VSTRUCT>): Add neon_type attribute.
8649 * config/arm/arm.md (neon_type): Move to here.
8650 (conds): Add "unconditioal" and use as default for NEON insns.
8652 2009-01-24 Ben Elliston <bje@au.ibm.com>
8654 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8655 void *' warning from -Wc++-compat.
8656 * Makefile.in (dominance.o-warn): Remove.
8658 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8660 PR tree-optimization/38932
8661 * fold-const.c (fold_unary_ignore_overflow): New.
8662 * tree.h (fold_unary_ignore_overflow): Declare.
8663 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8664 * tree-ssa-sccvn.c (visit_reference_op_load,
8665 simplify_unary_expression): Likewise.
8667 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8669 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8670 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8671 regardless of their type.
8672 * c-common.c (handle_packed_attribute): Don't ignore packed on
8674 * c.opt (Wpacked-bitfield-compat): New warning option.
8675 * stor-layout.c (place_field): Warn if offset of a field changed.
8676 * doc/extend.texi (packed): Mention the ABI change.
8677 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8678 (Warning Options): Add it to the list.
8680 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8682 * c-opts.c (c_common_post_options): Fix a typo in comments.
8684 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8687 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8688 variables to static.
8689 * doc/invoke.texi (-fmerge-all-constants): Update description.
8691 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8694 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8695 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8697 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8699 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8701 (LOCAL_ALIGNMENT): Similarly.
8703 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8704 Joseph Myers <joseph@codesourcery.com>
8706 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8707 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8708 * config/arm/arm-tune.md: Regenerate.
8709 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8712 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8714 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8715 version number to five.
8717 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8720 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8721 * c-common.c (set_underlying_type): Likewise.
8722 (is_typedef_decl ): Likewise
8724 (set_underlying_type): Likewise.
8725 (is_typedef_type): Likewise.
8727 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8730 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8733 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8736 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8737 (LIBGCC_SPEC): Don't define.
8738 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8740 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8742 PR rtl-optimization/38879
8743 * alias.c (base_alias_check): Unaligned access via AND address can
8744 alias all surrounding object types except those with sizes equal
8745 or wider than the size of unaligned access.
8747 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8750 * c-decl.c (clone_underlying_type): Move this ...
8751 * c-common.c (set_underlying_type): ... here.
8752 Also, make sure the function properly sets TYPE_STUB_DECL() on
8753 the newly created typedef variant type.
8754 (is_typedef_decl ): New entry point.
8755 * tree.h: Added a new member member_types_needing_access_check to
8756 struct tree_decl_non_common.
8757 (set_underlying_type): New entry point.
8758 (is_typedef_type): Likewise.
8760 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8762 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8763 Check whether two instructions have memory references that
8764 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8765 are helper functions for traversing.
8766 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8767 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8768 not to draw dependency edge for instructions with non-conflicting
8771 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8774 * longlong.h: Update copyright years. Use soft-fp license notice.
8775 Sync __clz_tab declaration with glibc.
8777 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8780 * doc/extend.texi (syscall_linkage): New.
8781 (version_id): Modify.
8783 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8784 Richard Guenther <rguenther@suse.de>
8786 PR tree-optimization/38747
8787 PR tree-optimization/38748
8788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8789 conversion if the base address is an indirect reference and the
8790 aliasing sets could cause issues.
8792 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8794 * common.opt (fgraphite, fgraphite-identity): Add comment for
8795 explaining why these options are not documented.
8797 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8799 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8800 gimple_call_lhs is NULL.
8802 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8805 * emit-rtl.c (adjust_address_1): Make sure memref is never
8808 2009-01-20 Ben Elliston <bje@au.ibm.com>
8810 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8811 const qualifier from arg parameter. Remove unnecessary cast to char *.
8812 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8813 const qualifier from arg 2.
8815 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8817 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8819 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8822 * rtl.h (reinit_regs): New prototype.
8823 * regclass.c: Include ira.h.
8825 * Makefile.in (regclass.o): Add ira.h.
8826 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8828 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8831 * c-common.c (handle_aligned_attribute): Use
8832 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8833 default alignment value.
8835 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8837 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8838 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8840 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8841 __BIGGEST_ALIGNMENT__.
8843 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8845 2009-01-18 Richard Guenther <rguenther@suse.de>
8847 PR tree-optimization/38819
8848 * tree-flow.h (operation_could_trap_helper_p): Declare.
8849 * tree-eh.c (operation_could_trap_helper_p): Export.
8850 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8851 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8852 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8853 are about to insert a possibly trapping instruction and fail
8856 2009-01-18 Andreas Schwab <schwab@suse.de>
8858 * doc/install.texi (Configuration): Remove obsolete paragraph
8859 about use of --with-gnu-ld with --with-gnu-as.
8861 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8863 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8864 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8865 Follow spelling conventions.
8867 2009-01-18 Ben Elliston <bje@au.ibm.com>
8869 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8870 C++ warning about implicit conversion from void * to struct
8872 (bitmap_obstack_free): Likewise for bitmap_element *.
8873 * Makefile.in (bitmap.o-warn): Remove.
8875 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8877 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8879 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8880 Tobias Grosser <tobi.grosser@amd.com>
8882 * graphite.c (graphite_trans_scop_block): Do not block single
8885 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8887 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8888 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8889 test with assertion.
8891 2009-01-16 Richard Guenther <rguenther@suse.de>
8893 PR tree-optimization/38835
8895 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8896 and INT + PTR -> (INT)(PTR p+ INT) folding.
8897 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8899 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8902 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8903 the subreg from a lowpart subreg if it is also casting the value.
8905 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8906 Tobias Grosser <tobi.grosser@amd.com>
8908 * graphite.c (compare_prefix_loops): New.
8909 (build_scop_canonical_schedules): Rewritten.
8910 (graphite_transform_loops): Move build_scop_canonical_schedules
8911 after build_scop_iteration_domain.
8913 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8914 Tobias Grosser <tobi.grosser@amd.com>
8916 * graphite.c (add_conditions_to_domain): Add the loops to
8917 the dimension of the iteration domain. Do copy the domain
8918 only when it exists.
8919 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8920 (add_conditions_to_constraints): New.
8921 (can_generate_code_stmt, can_generate_code): Removed.
8922 (gloog): Do not call can_generate_code.
8923 (graphite_transform_loops): Call add_conditions_to_constraints
8924 after building the iteration domain.
8926 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8928 PR tree-optimization/38789
8929 * tree-ssa-threadedge.c
8930 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8931 __builtin_constant_p.
8933 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8935 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8936 examined before deleting them.
8938 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8940 * function.c (aggregate_value_p): Correctly extract the function
8941 type from CALL_EXPR_FN lookup.
8943 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8945 * config/picochip/picochip.c (picochip_override_options): Revert
8946 CFI asm flag disable commited previously.
8948 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8949 Tobias Grosser <tobi.grosser@amd.com>
8950 Jan Sjodin <jan.sjodin@amd.com>
8952 * graphite.c (scan_tree_for_params): On substractions negate
8953 all the coefficients of the term.
8954 (clast_to_gcc_expression_red): New. Handle reduction expressions
8955 of more than two operands.
8956 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8957 (get_vdef_before_scop): Handle also the case of default definitions.
8959 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8961 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8962 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8963 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8965 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8966 Joey Ye <joey.ye@intel.com>
8969 * cfgexpand.c (expand_stack_alignment): Don't update stack
8970 boundary nor check incoming stack boundary here.
8971 (gimple_expand_cfg): Update stack boundary and check incoming
8972 stack boundary here.
8974 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8976 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8978 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8980 PR rtl-optimization/38245
8981 * calls.c (expand_call): Add stack arguments to
8982 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8983 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8984 in regs and partially in memory or BLKmode arguments.
8985 (emit_library_call_value_1): Add stack arguments to
8986 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8987 ACCUMULATE_OUTGOING_ARGS).
8988 * dce.c: Include tm_p.h.
8989 (find_call_stack_args): New function.
8990 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8992 (mark_insn): Call find_call_stack_args for CALL_Ps.
8993 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8994 forwards. Allocate and free arg_stores bitmap if needed, pass it
8995 down to deletable_insn_p, don't mark stores set in arg_stores
8996 bitmap, clear the bitmap at the beginning of each bb.
8997 * Makefile.in (dce.o): Depend on $(TM_P_H).
8999 2009-01-14 Michael Meissner <gnu@the-meissners.org>
9002 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
9003 to make sure the insn is a conditional test (bug 22599). Reformat a
9006 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
9009 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
9010 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
9011 (gloog): Do not call cleanup_tree_cfg.
9012 (graphite_transform_loops): Call cleanup_tree_cfg after all
9013 scops have been code generated.
9015 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
9016 * doc/gty.texi (Invoking the garbage collector): Added new node
9017 and section documenting ggc_collect.
9019 2009-01-14 Richard Guenther <rguenther@suse.de>
9021 PR tree-optimization/38826
9023 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
9024 initialization notes only if we actually emitted a warning.
9025 (intra_create_variable_infos): Add constraints for a result decl
9026 that is passed by hidden reference.
9027 (build_pred_graph): Mark all related variables non-direct on
9030 2009-01-14 Nick Clifton <nickc@redhat.com>
9032 * ira-conflicts.c: Include addresses.h for the definition of
9034 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
9035 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
9037 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
9040 * Makefile.in (ira-lives.o): Add except.h.
9042 * ira-lives.c: Include except.h.
9043 (process_bb_node_lives): Process can_throw_internal.
9045 2009-01-13 Jakub Jelinek <jakub@redhat.com>
9047 PR rtl-optimization/38774
9048 * combine.c (simplify_set): When undoing cc_use change, don't do
9049 PUT_CODE on the newly created comparison, but instead put back the
9052 2009-01-13 Joseph Myers <joseph@codesourcery.com>
9054 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
9055 values. Remove duplicate arm8 entry.
9057 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9059 PR tree-optimization/38786
9060 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
9061 the SSA_NAME case of expand_scalar_variables_expr.
9062 Set the type of an expression to the type of its assign statement.
9063 (expand_scalar_variables_expr): Also gather the scalar computation
9064 used to index the memory access. Do not pass loop_p.
9065 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9066 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9067 the gimple_stmt_iterator where it inserts new code.
9069 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9070 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9072 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9074 * graphite.h (debug_value): Removed.
9075 * graphite.c (debug_value): Removed.
9077 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9079 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9080 ldrd/strd with two 32-bit instructions.
9082 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9084 * config/arm/arm.c (struct processors): Pass for speed down into
9085 cost helper functions.
9086 (const_ok_for_op): Handle COMPARE and inequality nodes.
9087 (arm_rtx_costs_1): Rewrite.
9088 (arm_size_rtx_costs): Update prototype.
9089 (arm_rtx_costs): Pass speed down to helper functions.
9090 (arm_slowmul_rtx_costs): Rework cost calculations.
9091 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9092 (arm_9e_rtx_costs): Likewise.
9094 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9096 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9097 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9098 (alpha_legitimize_address): Do not split local symbols wider than
9099 UNITS_PER_WORD into HIGH/LO_SUM parts.
9101 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9104 * gcc.c (process_command): Replace call to execvp with calls
9105 to pex_one and exit.
9107 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9110 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9111 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9112 variant for devices with 3-byte PC.
9113 (__tablejump_elpm__): New.
9115 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9118 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9119 offsetof member-designator, handle it as `[0].'.
9121 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9123 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9124 function when not using named sections on targets with named sections
9125 if branch distance is less than 262132.
9127 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9129 * combine.c (combine_instructions): Recompute
9130 optimize_this_for_speed_p for each BB in the main combine loop.
9132 2009-01-12 Tomas Bily <tbily@suse.cz>
9135 * tree-loop-distribution.c (prop_phis): New function.
9136 (generate_builtin): Call prop_phis.
9137 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9139 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9141 PR tree-optimization/38807
9142 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9143 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9145 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9147 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9148 subreg of op0 to the original op0.
9150 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9152 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9154 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9157 * mips-tfile.c (parse_def): Fix parsing of def strings
9158 starting with digits.
9160 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9163 * config/arm/arm.c (arm_is_long_call_p): Don't call
9164 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9166 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9168 * regrename.c (regrename_optimize): Fix dumping.
9169 (find_oldest_value_reg): Preserve REG_POINTER.
9170 (copy_hardreg_forward_1): Likewise.
9172 2009-01-09 Diego Novillo <dnovillo@google.com>
9174 * gimple.h (struct gimple_statement_base) <uid>: Document
9175 the restrictions on its use.
9177 (gimple_set_uid): Tidy.
9179 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9181 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9182 zero guard even if align_bytes != 0 and count is smaller than
9185 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9187 PR rtl-optimization/38495
9188 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9189 (add_range_and_copies_from_move_list): Print all added ranges.
9190 Add ranges to memory optimized destination.
9192 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9196 * config/i386/i386.c (override_options): Reject
9197 -mstringop-strategy=rep_8byte with -m32.
9198 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9199 to 1. Do count comparison against epilogue_size_needed at compile
9200 time even when count_exp was constant forced into register. For
9201 size_needed don't jump to epilogue, instead just avoid aligning
9202 and invoke the body algorithm. If need_zero_guard, add zero guard
9203 even if count is non-zero, but smaller than size_needed + number of
9204 bytes that could be stored for alignment.
9205 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9206 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9207 but smaller than size_needed + number of bytes that could be stored
9208 for alignment. Compare size_needed with epilogue_size_needed instead
9209 of desired_align - align, don't adjust size_needed, pass
9210 epilogue_size_needed to the epilogue expanders.
9213 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9215 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9217 * pa.c (last_address): Change to unsigned.
9218 (update_total_code_bytes): Change argument to unsigned. Don't
9219 check if insn addresses are set.
9220 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9221 addresses are not set.
9222 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9224 2009-01-09 Nick Clifton <nickc@redhat.com>
9226 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9227 DECL_DECLARED_INLINE_P.
9229 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9232 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9233 GET_MODE (op0) in operand_subword_force calls.
9236 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9237 fold_convert arg0 operands to TREE_TYPE (op0) first.
9239 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9241 * params.def (ira-max-conflict-table-size): Decrease default value
9244 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9246 PR tree-optimization/37031
9247 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9249 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9250 allocate it using gc instead of heap, use VEC_quick_push instead of
9252 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9253 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9254 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9255 allocated vector from heap allocated.
9256 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9257 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9258 vector only after perfect_loop_nest_depth call.
9260 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9261 Jan Sjodin <jan.sjodin@amd.com>
9263 PR tree-optimization/38559
9264 * graphite.c (debug_value, copy_constraint,
9265 swap_constraint_variables, scale_constraint_variable, ): New.
9266 (get_lower_bound, get_upper_bound): Removed.
9267 (graphite_trans_bb_strip_mine): Clean up this code that works
9268 only for constant number of iterations. Fully copy upper and
9269 lower bound constraints, not only the constant part of them.
9270 * graphite.h (debug_value): Declared.
9272 2009-01-08 Ira Rosen <irar@il.ibm.com>
9274 PR tree-optimization/37194
9275 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9276 Don't add the cost of cost model guard in prologue to scalar
9277 outside cost in case of known number of iterations.
9279 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9280 Alan Modra <amodra@bigpond.net.au>
9282 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9283 non-word-aligned REG+CONST addressing.
9285 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9288 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9289 free_after_compilation when outputting a thunk.
9290 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9291 Do not call free_after_compilation here.
9293 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9295 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9296 (ix86_valid_target_attribute_inner_p): Ditto.
9298 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9300 PR tree-optimization/38492
9301 PR tree-optimization/38498
9302 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9303 * tree-chrec.h (scev_is_linear_expression): Declared.
9304 * graphite.c (graphite_cannot_represent_loop_niter): New.
9305 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9306 (graphite_loop_normal_form): Use gcc_assert.
9307 (scan_tree_for_params): Use CASE_CONVERT.
9308 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9309 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9310 Use gcc_assert. Discard scops that contain unhandled cases.
9311 (build_scop_conditions): Return a boolean status for unhandled cases.
9312 (strip_mine_profitable_p): Print the loop number, not its depth.
9313 (is_interchange_valid): Pass the depth of the loop nest, don't
9314 recompute it wrongly.
9315 (graphite_trans_bb_block): Same.
9316 (graphite_trans_bb_block): Print tentative of loop blocking.
9317 (graphite_trans_scop_block): Do not print that the loop has been
9319 (graphite_transform_loops): Do not handle scops that contain condition
9322 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9324 AVX Programming Reference (December, 2008)
9325 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9326 (_mm256_stream_pd): Likewise.
9327 (_mm256_stream_ps): Likewise.
9329 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9330 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9331 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9332 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9333 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9334 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9335 (ix86_expand_special_args_builtin): Likewise.
9337 * config/i386/sse.md (AVXMODEDI): New.
9338 (avx_movnt<mode>): Likewise.
9339 (avx_movnt<mode>): Likewise.
9340 (<sse>_movnt<mode>): Remove AVX support.
9341 (sse2_movntv2di): Likewise.
9343 2009-01-07 Richard Guenther <rguenther@suse.de>
9346 * fold-const.c (extract_muldiv): Remove obsolete comment.
9347 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9348 to PLUS_EXPR canonicalization for the canonicalization.
9350 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9352 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9353 hosted cross-compilers generating less efficient code.
9355 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9357 * function.h (rtl_data): Add a dbr_scheduled_p field.
9358 * reorg.c (dbr_schedule): Set it.
9359 (gate_handle_delay_slots): Check it.
9360 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9361 (mips_reorg): Check flag_delayed_branch instead of
9362 mips_base_delayed_branch.
9363 (mips_override_options): Don't set mips_base_delayed_branch
9364 or flag_delayed_branch.
9366 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9368 PR rtl-optimization/38426.
9369 * ira.c (ira): Set current_function_is_leaf earlier.
9371 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9373 PR rtl-optimization/38722
9374 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9375 too early, only set a flag and modify after last possible
9378 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9381 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9382 * real.c (decimal_single_format): Correct values of emin and emax.
9383 (decimal_double_format): Ditto.
9384 (decimal_quad_format): Ditto.
9385 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9386 computation of DECnn_MIN and DECnn_MAX for corrected values of
9387 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9388 __DECnn_MIN__, and adjust its computation for the corrected value
9391 2009-01-06 Jan Hubicka <jh@suse.cz>
9394 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9396 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9398 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9399 Add Robert Clark to the list of testers.
9401 2009-01-06 Jan Hubicka <jh@suse.cz>
9402 Kai Tietz <kai.tietz@onevision.com>
9404 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9405 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9407 2009-01-06 Jan Hubicka <jh@suse.cz>
9408 Kai Tietz <kai.tietz@onevision.com>
9410 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9412 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9413 (ix86_nsaved_regs): Count only general purpose regs.
9414 (ix86_nsaved_sseregs): New.
9415 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9416 to 16 for w64; compute padding and size of sse reg save area.
9417 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9418 general purpose regs.
9419 (ix86_emit_save_sse_regs_using_mov): New.
9420 (ix86_expand_prologue): Save SSE regs if needed.
9421 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9422 (ix86_emit_restore_sse_regs_using_mov): New.
9423 (ix86_expand_epilogue): Save SSE regs if needed.
9425 2009-01-06 Jan Hubicka <jh@suse.cz>
9426 Kai Tietz <kai.tietz@onevision.com>
9428 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9429 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9430 functions when accumulate outgoing args is off.
9432 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9435 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9436 before using pseudos_have_intersected_live_ranges_p.
9438 * ira-int.h (ira_assert): Always define.
9440 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9442 AVX Programming Reference (December, 2008)
9443 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9444 (_mm256_permute2_pd): Likewise.
9445 (_mm_permute2_ps): Likewise.
9446 (_mm256_permute2_ps): Likewise.
9447 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9448 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9450 * config/i386/i386.c (ix86_builtins): Remove
9451 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9452 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9453 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9454 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9455 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9456 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9457 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9458 __builtin_ia32_vpermil2ps256.
9459 (ix86_init_mmx_sse_builtins): Updated.
9460 (ix86_expand_args_builtin): Likewise.
9462 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9464 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9465 long absolute calls when generating PA 2.0 code.
9467 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9469 PR rtl-optimization/38583
9470 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9472 * params.def (ira-max-conflict-table-size): New.
9474 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9476 * ira.h (ira_conflicts_p): New external definition.
9478 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9479 table. Report this. Return result of building.
9480 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9481 building conflict table.
9483 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9484 (ira_color): Use ira_conflicts_p.
9486 * global.c: Include ira.h.
9487 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9490 * Makefile.in (global.o): Add ira.h.
9492 * ira-build.c (mark_all_loops_for_removal,
9493 propagate_some_info_from_allocno): New.
9494 (remove_unnecessary_allocnos): Call
9495 propagate_some_info_from_allocno.
9496 (remove_low_level_allocnos): New.
9497 (remove_unnecessary_regions): Add parameter. Call
9498 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9499 parameter to remove_unnecessary_regions.
9500 (ira_build): Remove all regions but root if the conflict table was
9501 not built. Update conflict hard regs for allocnos crossing calls.
9503 * ira.c (ira_conflicts_p): New global.
9504 (ira): Define and use ira_conflicts_p.
9506 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9507 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9508 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9510 2009-01-06 Ben Elliston <bje@au.ibm.com>
9512 * gengtype-lex.l (YY_NO_INPUT): Define.
9514 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9517 * c-common.c (handle_vector_size_attribute): Also reject
9520 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9522 PR tree-optimization/38492
9523 * graphite.c (rename_map_elt, debug_rename_elt,
9524 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9525 rename_map_elt_info, eq_rename_map_elts,
9526 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9527 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9528 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9529 (sese_build_livein_liveouts): New.
9530 (new_sese, free_sese): New.
9531 (new_scop): Call new_sese.
9532 (free_scop): Call free_sese.
9533 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9534 (register_old_new_names): Renamed register_old_and_new_names.
9535 (register_scop_liveout_renames, add_loop_exit_phis,
9536 insert_loop_close_phis, struct igp,
9537 default_liveout_before_guard, add_guard_exit_phis,
9538 insert_guard_phis, copy_renames): New.
9539 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9540 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9541 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9542 (scop_adjust_phis_for_liveouts): New.
9543 (gloog): Call scop_adjust_phis_for_liveouts.
9545 * graphite.h (struct sese): Documented. Added fields liveout,
9547 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9548 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9549 (struct scop): Added field liveout_renames.
9550 (SCOP_LIVEOUT_RENAMES): New.
9552 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9554 PR tree-optimization/38510
9555 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9556 (translate_clast): Call recompute_all_dominators before
9558 (gloog): Call recompute_all_dominators before graphite_verify.
9560 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9561 Jan Sjodin <jan.sjodin@amd.com>
9563 PR tree-optimization/38500
9564 * graphite.c (create_sese_edges): Call fix_loop_structure after
9567 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9569 * config.gcc: Add m32r*-*-rtems*.
9570 * config/m32r/rtems.h: New file.
9572 2009-01-05 Ben Elliston <bje@au.ibm.com>
9574 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9575 (.po.pox): Likewise.
9576 (po/gcc.pot): Likewise.
9578 2009-01-04 David S. Miller <davem@davemloft.net>
9580 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9581 (STARTING_FRAME_OFFSET): Always set to zero.
9583 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9585 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9586 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9587 fixed-point types, and vectors of the same.
9589 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9591 * config/mips/sync.md (*mb_barrier): Rename to...
9592 (*memory_barrier): ...this.
9594 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9596 * doc/extend.texi (Function Attributes): Move @cindex after @item
9597 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9598 and put in alphabetical order. Fix 'target' name and put in order.
9599 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9602 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9604 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9605 (memory_barrier): Expand as unspec instead of unspec_volatile.
9606 Remove mem:BLK from insn operands. Use Pmode scratch register.
9607 (*memory_barrier): Define as unspec instead of unspec_volatile.
9608 Use (match_dup 0) as input operand.
9610 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9611 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9612 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9613 scratch register. Remove operand 1.
9614 (*stbar): Define as unspec instead of unspec_volatile.
9615 Use (match_dup 0) as input operand, remove (const_int 8).
9616 (*membar): Define as unspec instead of unspec_volatile.
9617 Use (match_dup 0) as input operand, remove input operand 2.
9619 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9620 (memory_barrier): Expand as unspec instead of unspec_volatile.
9621 Remove mem:BLK from insn operands. Use Pmode scratch register.
9622 (*memory_barrier): Define as unspec instead of unspec_volatile.
9623 Use (match_dup 0) as input operand.
9625 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9626 Remove mem:BLK from insn operands. Use Pmode scratch register.
9627 Set volatile flag on operand 0.
9628 (*memory_barrier): New insn pattern.
9630 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9632 (*memory_barrier): Use (match_dup 0) as input operand.
9634 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9635 Remove mem:BLK from insn operands. Use Pmode scratch register.
9636 Set volatile flag on operand 0.
9637 (*mb_internal): New insn pattern.
9639 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9641 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9644 * function.c (struct temp_slot): Move to the section of the file
9645 that deals with temp slots. Remove field 'address'.
9646 (temp_slot_address_table): New hash table of address -> temp slot.
9647 (struct temp_slot_address_entry): New struct, items for the table.
9648 (temp_slot_address_compute_hash, temp_slot_address_hash,
9649 temp_slot_address_eq, insert_temp_slot_address): Support functions
9651 (find_temp_slot_from_address): Rewrite to use the new hash table.
9652 (remove_unused_temp_slot_addresses): Remove addresses of temp
9653 slots that have been made available.
9654 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9655 worker function for remove_unused_temp_slot_addresses.
9656 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9657 Add the temp slot address to the address -> temp slot map.
9658 (update_temp_slot_address): Update via insert_temp_slot_address.
9659 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9660 (pop_temp_slots): Likewise.
9661 (init_temp_slots): Allocate the address -> temp slot map, or empty
9662 the map if it is already allocated.
9663 (prepare_function_start): Initialize temp slot processing.
9665 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9668 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9669 Calculate the size of all stack vars assuming no packing of stack
9670 vars will happen, replacing a quadratic algorithm with a linear one.
9672 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9675 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9678 2009-01-03 Diego Novillo <dnovillo@google.com>
9680 * doc/contrib.texi: Update contributions.
9682 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9685 * builtins.c (fold_builtin_memory_op): Give up if either operand
9686 is volatile. Set srctype or desttype to non-qualified version
9690 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9693 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9695 PR rtl-optimization/35805
9696 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9697 problem if fast dce is able to remove any instructions.
9698 * dce.c (dce_process_block): Fix dump message.
9700 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9703 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9705 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9708 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9709 * tree-pretty-print.c (op_code_prio): New function.
9710 (op_prio): No longer static. Use op_code_prio.
9711 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9712 Use op_prio and op_code_prio to determine if () should be
9713 printed around operand(s) or not.
9715 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9716 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9717 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9718 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9719 pp_character instead of pp_string for single letter printing.
9721 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9723 * doc/extend.texi: Fix '#pragma GCC option' typo.
9725 2009-01-02 Richard Guenther <rguenther@suse.de>
9727 * doc/install.texi (--enable-checking): Mention different
9729 (--enable-stage1-checking): Document.
9731 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9734 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9735 case to be an error.
9737 2009-01-02 Ben Elliston <bje@au.ibm.com>
9739 * config/fp-bit.h (pack_d): Constify argument.
9740 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9741 (isnan): Constify argument.
9745 (_fpadd_parts): Constify return type.
9746 (_fpmul_parts): Likewise.
9747 (_fpdiv_parts): Likewise.
9749 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9752 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9753 warn about overwriting initializer with side-effects or
9754 -Woverride-init if !IMPLICIT.
9755 (output_init_element): Likewise. Pass IMPLICIT down to
9757 (process_init_element): Add IMPLICIT argument. Pass it down
9758 to output_init_element.
9759 (push_init_element, pop_init_level, set_designator): Adjust
9760 process_init_element callers.
9761 (set_nonincremental_init, set_nonincremental_init_from_string):
9762 Adjust add_pending_init callers.
9763 (output_pending_init_elements): Adjust output_init_element callers.
9764 * c-tree.h (process_init_element): Adjust prototype.
9765 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9766 process_init_element callers.
9769 Copyright (C) 2009 Free Software Foundation, Inc.
9771 Copying and distribution of this file, with or without modification,
9772 are permitted in any medium without royalty provided the copyright
9773 notice and this notice are preserved.