1 2009-04-17 Simon Baldwin <simonb@google.com>
3 * toplev.c (default_tree_printer): Add handling for %E format.
5 2009-04-17 Diego Novillo <dnovillo@google.com>
7 * tree-pretty-print.c (dump_generic_node): Add break
8 after TREE_BINFO handler.
9 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
10 Handle NULL TREE_TYPEs.
11 Handle METHOD_TYPE and FUNCTION_TYPE together.
12 Call print_struct_decl when printing structures and
13 TDF_SLIM is not given.
14 (print_struct_decl): Fix logic for detecting recursion.
16 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19 * gcc.c (create_at_file): New.
20 (compile_input_file_p): New.
21 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22 * main.c (main): Update call to toplev_main.
23 * toplev.c (toplev_main): Change signature. Call expandargv.
24 * toplev.h (toplev_main): Change signature.
26 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
28 * dwarf2out.c (field_byte_offset): Use the type size as the field size
29 if the latter is not constant.
31 2009-04-17 David Edelsohn <edelsohn@gnu.org>
33 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
35 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
37 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
38 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
40 2009-04-17 Richard Guenther <rguenther@suse.de>
42 * tree-ssa-structalias.c (get_constraint_for_component_ref):
43 Handle component references view-converting an invariant address.
45 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
47 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
48 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
49 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
50 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
51 Use @deftypevr rather than @deftypevar.
53 2009-04-17 Richard Guenther <rguenther@suse.de>
55 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
57 (get_prop_source_stmt): Likewise.
58 (can_propagate_from): Likewise.
60 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
62 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
63 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
64 (--with-multilib-list): Add default value.
65 * configure: Regenerate.
66 * Makefile.in (TM_ENDIAN_CONFIG): Define.
67 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
68 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
69 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
70 Don't add default cpu to multilib list unnecessarily, but do enable
71 the relevant compiler option..
72 Add support for --with-multilib-list=<blank> and
73 --with-multilib-list=!<somelib> to supress unwanted multilibs.
74 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
75 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
76 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
78 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
79 (MULTILIB_OSDIRNAMES): New variable.
80 * config/sh/t-1e: Delete file.
81 * config/sh/t-mlib-sh1: Delete file.
82 * config/sh/t-mlib-sh2: Delete file.
83 * config/sh/t-mlib-sh2a: Delete file.
84 * config/sh/t-mlib-sh2a-nofpu: Delete file.
85 * config/sh/t-mlib-sh2a-single: Delete file.
86 * config/sh/t-mlib-sh2a-single-only: Delete file.
87 * config/sh/t-mlib-sh2e: Delete file.
88 * config/sh/t-mlib-sh3e: Delete file.
89 * config/sh/t-mlib-sh4: Delete file.
90 * config/sh/t-mlib-sh4-nofpu: Delete file.
91 * config/sh/t-mlib-sh4-single: Delete file.
92 * config/sh/t-mlib-sh4-single-only: Delete file.
93 * config/sh/t-mlib-sh4a: Delete file.
94 * config/sh/t-mlib-sh4a-nofpu: Delete file.
95 * config/sh/t-mlib-sh4a-single: Delete file.
96 * config/sh/t-mlib-sh4a-single-only: Delete file.
97 * config/sh/t-mlib-sh4al: Delete file.
98 * config/sh/t-mlib-sh5-32media: Delete file.
99 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
100 * config/sh/t-mlib-sh5-64media: Delete file.
101 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
102 * config/sh/t-mlib-sh5-compact: Delete file.
103 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
104 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
105 * doc/install.texi (Options specification): Add
106 --with-multilib-list and --with-endian.
108 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
110 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
112 (OBJS-common): Add plugin-version.o.
113 (plugin-version.o): New.
114 * gcc-plugin.h (plugin_gcc_version): New.
115 (plugin_default_version_check): New.
116 (plugin_init_func, plugin_init): Add version argument.
117 * plugin-version.c: New.
118 * plugin.c (str_plugin_gcc_version_name): New.
119 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
120 pass it to the init function.
121 (plugin_default_version_check): New.
123 2009-04-17 Richard Guenther <rguenther@suse.de>
125 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
126 for decl-vs-decl disambiguation.
128 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
130 * config/s390/s390.h (s390_tune_attr): New macro definition.
131 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
133 2009-04-17 Richard Guenther <rguenther@suse.de>
135 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
136 (fold_stmt_r): Likewise.
137 (maybe_fold_reference): New function.
138 (fold_gimple_assign): Handle cases fold_stmt_r did.
139 (fold_stmt): Do not use fold_stmt_r.
140 (fold_stmt_inplace): Likewise.
142 2009-04-17 Richard Guenther <rguenther@suse.de>
144 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
145 (record_equivalences_from_stmt): Remove useless checks and
147 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
148 the type is already suitable.
150 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
152 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
154 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
156 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
157 (CMPtype): Define as __gcc_CMPtype.
159 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
161 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
162 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
164 2009-04-17 Richard Guenther <rguenther@suse.de>
166 PR tree-optimization/39746
167 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
168 special-casing for builtins and static variable use/def.
169 (call_may_clobber_ref_p_1): Likewise.
171 2009-04-16 Ian Lance Taylor <iant@google.com>
173 * df.h: Include "timevar.h".
174 (struct df_problem): Change tv_id field to timevar_id_t.
175 * tree-pass.h: Include "timevar.h".
176 (struct opt_pass): Change tv_id field to timevar_id_t.
177 * timevar.h (timevar_id_t): Define TV_NONE.
178 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
179 TV_NONE rather than tv_id != 0.
180 (execute_one_pass): Likewise.
181 * Makefile.in (DF_H): Add $(TIMEVAR_H).
182 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
183 dependencies to $(TREE_PASS_H).
184 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
186 (pass_branch_target_load_optimize2): Likewise.
187 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
188 (pass_outof_cfg_layout_mode): Likewise.
189 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
190 (pass_rebuild_cgraph_edges): Likewise.
191 (pass_remove_cgraph_callee_edges): Likewise.
192 * df-core.c (pass_df_initialize_opt): Likewise.
193 (pass_df_initialize_no_opt): Likewise.
194 (pass_df_finish): Likewise.
195 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
196 * except.c (pass_set_nothrow_function_flags): Likewise.
197 (pass_convert_to_eh_region_ranges): Likewise.
198 * final.c (pass_compute_alignments): Likewise.
199 * function.c (pass_instantiate_virtual_regs): Likewise.
200 (pass_init_function): Likewise.
201 (pass_leaf_regs): Likewise.
202 (pass_match_asm_constraints): Likewise.
203 * gimple-low.c (pass_lower_cf): Likewise.
204 (pass_mark_used_blocks): Likewise.
205 * init-regs.c (pass_initialize_regs): Likewise.
206 * integrate.c (pass_initial_value_sets): Likewise.
207 * ira.c (pass_ira): Likewise.
208 * jump.c (pass_cleanup_barriers): Likewise.
209 * omp-low.c (pass_expand_omp): Likewise.
210 (pass_lower_omp): Likewise.
211 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
212 * recog.c (pass_split_all_insns): Likewise.
213 (pass_split_after_reload): Likewise.
214 (pass_split_before_regstack): Likewise.
215 (pass_split_before_sched2): Likewise.
216 (pass_split_for_shorten_branches): Likewise.
217 * reginfo.c (pass_reginfo_init): Likewise.
218 (pass_subregs_of_mode_init): Likewise.
219 (pass_subregs_of_mode_finish): Likewise.
220 * passes.c (pass_postreload): Likewise.
221 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
222 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
223 (pass_warn_function_return): Likewise.
224 (pass_warn_function_noreturn): Likewise.
225 * tree-complex.c (pass_lower_complex): Likewise.
226 (pass_lower_complex_O0): Likewise.
227 * tree-if-conv.c (pass_if_conversion): Likewise.
228 * tree-into-ssa.c (pass_build_ssa): Likewise.
229 * tree-mudflap.c (pass_mudflap_1): Likewise.
230 (pass_mudflap_2): Likewise.
231 * tree-nomudflap.c (pass_mudflap_1): Likewise.
232 (pass_mudflap_2): Likewise.
233 * tree-nrv.c (pass_return_slot): Likewise.
234 * tree-object-size.c (pass_object_sizes): Likewise.
235 * tree-optimize.c (pass_all_optimizations): Likewise.
236 (pass_early_local_passes): Likewise.
237 (pass_all_early_optimizations): Likewise.
238 (pass_cleanup_cfg): Likewise.
239 (pass_cleanup_cfg_post_optimizing): Likewise.
240 (pass_free_datastructures): Likewise.
241 (pass_free_cfg_annotations): Likewise.
242 (pass_fixup_cfg): Likewise.
243 (pass_init_datastructures): Likewise.
244 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
245 (pass_late_warn_uninitialized): Likewise.
246 (pass_update_address_taken): Likewise.
247 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
248 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
249 (pass_cse_sincos): Likewise.
250 (pass_convert_to_rsqrt): Likewise.
251 * tree-ssa-structalias.c (pass_build_alias): Likewise.
252 * tree-stdarg.c (pass_stdarg): Likewise.
253 * tree-tailcall.c (pass_tail_recursion): Likewise.
254 (pass_tail_calls): Likewise.
255 * tree-vect-generic.c (pass_lower_vector): Likewise.
256 (pass_lower_vector_ssa): Likewise.
257 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
259 2009-04-16 Joseph Myers <joseph@codesourcery.com>
261 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
263 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
265 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
268 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
271 * config/sh/predicates.md (arith_operand): Check if the operand
272 of TRUNCATE is a REG.
274 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
276 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
277 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
279 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
281 * tree-iterator.c (tsi_split_statement_list_after,
282 tsi_split_statement_list_before): Remove.
283 * tree-iterator.h: Remove the prototypes for
284 tsi_split_statement_list_after and tsi_split_statement_list_before.
286 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
288 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
289 * tree-ssa-propagate.h: Remove the prototype for
290 stmt_makes_single_load.
292 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
294 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
295 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
297 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
299 * tree-iterator.c (EXPR_LAST_BODY): Remove.
301 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
303 * except.c (eh_region_outer_p): Remove.
304 * except.h: Remove the prototype for eh_region_outer_p.
306 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
308 * function.c (current_function_assembler_name): Remove.
309 * function.h: Remove the prototype for
310 current_function_assembler_name.
312 2009-04-16 Ian Lance Taylor <iant@google.com>
314 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
315 (add_reg_note): Call alloc_reg_note.
316 * rtl.h (alloc_reg_note): Declare.
317 * combine.c (try_combine): Use alloc_reg_note.
318 (recog_for_combine, move_deaths): Likewise.
319 (distribute_notes): Use alloc_reg_note and add_reg_note.
320 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
321 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
322 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
324 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
326 PR rtl-optimization/39762
327 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
328 ira_may_move_out_cost): Add comments about way of their usage.
329 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
331 * ira-conflicts.c (process_regs_for_copy): Use function
332 ira_get_register_move_cost instead of global
333 ira_register_move_cost.
335 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
336 color_pass, move_spill_restore, update_curr_costs): Ditto.
338 * ira-lives.c (process_single_reg_class_operands): Ditto.
340 * ira-emit.c (emit_move_list): Ditto.
342 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
343 (record_reg_classes): Ditto. Use functions
344 ira_get_register_move_cost and ira_get_may_move_cost instead of
345 global vars ira_register_move_cost, ira_may_move_out_cost and
346 ira_may_move_in_cost.
347 (record_address_regs): Don't call ira_init_register_move_cost.
348 Use function ira_get_may_move_cost instead of global
349 ira_may_move_in_cost.
350 (process_bb_node_for_hard_reg_moves): Use function
351 ira_get_register_move_cost instead of global ira_register_move_cost.
352 (ira_costs): Don't call ira_init_register_move_cost.
354 2009-04-16 Richard Guenther <rguenther@suse.de>
356 * tree-cfg.c (verify_gimple_assign_binary):
357 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
358 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
359 (create_general_new_stmt): Note that this function is broken.
361 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
363 * common.opt (fhelp): Add Var(help_flag).
364 * gcc-plugin.h (plugin_info): Add help.
365 * plugin.c (plugin_name_args): Add help.
366 (register_plugin_info): Set plugin->help.
367 (print_help_one_plugin): New.
368 (print_plugins_help): New.
369 * plugin.h (print_plugins_help): New.
370 * toplev.c (toplev_main): Call print_plugins_help if needed.
372 2009-04-16 Richard Guenther <rguenther@suse.de>
374 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
375 (gimple_ior_addresses_taken_1): New function.
376 (gimple_ior_addresses_taken): Likewise.
377 * gimple.h (struct gimple_statement_with_ops_base): Remove
378 addresses_taken member.
379 (gimple_ior_addresses_taken): Declare.
380 (gimple_addresses_taken, gimple_addresses_taken_ptr,
381 gimple_set_addresses_taken): Remove.
382 * ipa-reference.c (mark_address): New function.
383 (scan_stmt_for_static_refs): Use it for marking addresses taken.
384 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
385 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
386 (gimple_add_to_addresses_taken): Remove.
387 (get_tmr_operands): Call mark_address_taken.
388 (get_asm_expr_operands): Likewise.
389 (get_expr_operands): Likewise.
390 (build_ssa_operands): Do not clear the addresses_taken bitmap.
391 (free_stmt_operands): Do not free it.
392 * tree-ssa.c (delete_tree_ssa): Likewise.
393 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
395 2009-04-16 Richard Guenther <rguenther@suse.de>
397 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
398 (walk_stmt_load_store_ops): Likewise.
399 * gimple.c (get_base_loadstore): New function.
400 (walk_stmt_load_store_addr_ops): Likewise.
401 (walk_stmt_load_store_ops): Likewise.
402 * ipa-pure-const.c (check_op): Simplify.
403 (check_load, check_store): New functions.
404 (check_stmt): Use walk_stmt_load_store_ops.
405 * ipa-reference.c (mark_load): Adjust signature.
406 (mark_store): Likewise.
407 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
409 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
411 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
413 * opts.c (common_handle_option): Don't call print_version.
414 * plugin.c (plugin_name_args): Add version.
415 (register_plugin_info): New.
416 (register_callback): Handle PLUGIN_INFO.
417 (try_init_one_plugin): New.
418 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
420 (finalize_one_plugin): New.
421 (finalize_plugins): New.
422 (print_one_plugin): New.
423 (print_plugins_versions): New.
424 * plugin.h (print_plugins_versions): New.
425 (finalize_plugins): New.
426 * toplev.c (compile_file): Don't call initialize_plugins.
427 (print_version): Call print_plugins_versions.
428 (toplev_main): Call initialize_plugins. Print version if needed.
429 Call finalize_plugins.
431 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
433 * common.opt (fversion): New.
434 * gcc.c (print_version): New.
435 (process_command): Don't print the version. Just set print_version.
436 (main): Print version. Call subprocesses if print_version and
437 verbose_flag are set.
438 * opts.c (common_handle_option): Handle OPT_fversion.
440 2009-04-16 Richard Guenther <rguenther@suse.de>
441 Ira Rosen <irar@il.ibm.com>
443 PR tree-optimization/39698
444 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
445 type of the reduction variable. Only generate the def if
448 * omp-low.c (expand_omp_for_generic): When converting to a pointer
449 make sure to first convert to an integer of the same precision.
450 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
451 the type of the evolution correctly in computing the new
452 induction variable base.
454 2009-04-16 Richard Guenther <rguenther@suse.de>
457 * tree-cfg.c (make_blocks): Split statements with to-be
458 abnormal SSA names on the lhs.
460 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
462 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
463 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
464 * c-typeck.c (really_start_incremental_init): Likewise.
465 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
466 (TARGET_INITIALIZER): Remove it.
467 * target.h (struct target): Remove vector_opaque_p.
468 * tree.c (build_opaque_vector_type): New.
469 * tree.h (TYPE_VECTOR_OPAQUE): New.
470 (build_opaque_vector_type): Declare.
471 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
472 * config/rs6000/rs6000.c (build_opaque_vector_type,
473 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
474 (rs6000_init_builtins): Use build_opaque_vector_type for
475 opaque_V4SI_type_node.
477 2009-04-15 Catherine Moore <clm@codesourcery.com>
479 * debug.h (set_name): Declare.
480 * dwarf2out.c (dwarf2out_set_name): Declare.
481 (dwarf2_debug_hooks): Add set_name.
482 (find_AT_string): New.
483 (add_AT_string): Call find_AT_string.
484 (dwarf2out_set_name): New.
485 * cp/decl.c (grokdeclarator): Call set_name.
486 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
487 * debug.c (do_nothing_debug_hooks): Likewise.
488 * dbxout.c (dbx_debug_hooks): Likewise.
489 * sdbout.c (sdb_debug_hooks): Likewise.
491 2009-04-15 Michael Eager <eager@eagercon.com>
493 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
494 reg for single-precision FPU.
495 * config/rs6000/rs6000.md (movsi_internal1): Only for
497 (movsi_internal1_single): New. Add pattern to move SI values to/from
498 single-precision FP regs.
500 2009-04-15 Richard Guenther <rguenther@suse.de>
502 * omp-low.c (lower_rec_input_clauses): Build correct address
504 (expand_omp_for_generic): Fix multiplication type.
505 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
506 (generate_memset_zero): Fix types.
507 * tree-profile.c (prepare_instrumented_value): Correctly
510 2009-04-15 Ian Lance Taylor <iant@google.com>
512 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
513 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
514 for -Wall and for -Wc++-compat.
515 (c_common_post_options): For C++, set warn_enum_compare if not
517 * c-tree.h (struct c_expr): Add field original_type.
518 (build_external_ref): Update declaration.
519 * c-parser.c (c_parser_braced_init): Set original_type.
520 (c_parser_initelt): Likewise.
521 (c_parser_expr_no_commas): Likewise.
522 (c_parser_conditional_expression): Likewise.
523 (c_parser_cast_expression): Likewise.
524 (c_parser_unary_expression): Likewise. Pull setting of
525 original_code to top of function.
526 (c_parser_sizeof_expression): Set original_type.
527 (c_parser_alignof_expression): Likewise.
528 (c_parser_postfix_expression): Likewise. Pull setting of
529 original_code to top of function.
530 (c_parser_postfix_expression_after_paren_type): Set original_type.
531 (c_parser_postfix_expression_after_primary): Likewise.
532 (c_parser_expression): Likewise.
533 * c-typeck.c (build_external_ref): Add type parameter. Change all
535 (c_expr_sizeof_expr): Set original_type field.
536 (parser_build_unary_op): Likewise.
537 (parser_build_binary_op): Likewise. Optionally warn about
538 comparisons of enums of different types.
539 (digest_init): Set original_type field.
540 (really_start_incremental_init): Likewise.
541 (push_init_level, pop_init_level): Likewise.
542 * doc/invoke.texi (Warning Options): -Wenum-compare now
545 2009-04-15 Richard Guenther <rguenther@suse.de>
547 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
548 out a necessary conversion.
549 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
550 names we didn't value number.
551 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
553 2009-04-15 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/39764
556 * tree-ssa-ccp.c (get_value): Canonicalize value with
557 canonicalize_float_value.
559 2009-04-15 Jan Hubicka <jh@suse.cz>
561 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
562 Wrong version of patch.
564 2009-04-15 Jan Hubicka <jh@suse.cz>
566 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
568 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
570 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
571 our distinct integral and vector types.
573 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
575 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
576 * init.c (build_vtbl_address): Remove call to assemble_external.
578 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
580 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
581 output for other floating point modes.
583 2009-04-14 Diego Novillo <dnovillo@google.com>
585 * diagnostic.c (diagnostic_report_diagnostic): Do not
586 warn about loaded plugins for DK_ERROR and DK_WARNING.
587 * c-decl.c (declspecs_add_type): Move call to
588 invoke_plugin_callbacks ...
589 * c-parser.c (c_parser_declspecs): ... here.
590 * plugin.c (dump_active_plugins): Tidy output.
592 2009-04-14 Diego Novillo <dnovillo@google.com>
593 Le-Chun Wu <lcwu@google.com>
595 * configure.ac: Add --enable-plugin support.
596 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
597 * Makefile.in (PLUGIN_H): Define.
598 Export ENABLE_PLUGIN and GMPINC to site.exp.
599 Add PLUGINLIBS to link command.
600 Add/modify dependencies for plugin.o and files including plugin.h.
602 * config.in: Regenerate.
604 * opts.c (common_handle_option): Handle OPT_fplugin_ and
607 2009-04-14 Le-Chun Wu <lcwu@google.com>
609 * tree-pass.h (register_one_dump_file): Add a prototype for
610 register_one_dump_file.
611 * toplev.c (compile_file): Call initialize_plugins.
612 (do_compile): Call invoke_plugin_callbacks.
613 (toplev_main): Call invoke_plugin_callbacks.
614 * common.opt: Add -fplugin= and -fplugin-arg-.
615 * gcc-plugin.h: New public header file for plugins to include.
616 * plugin.c: New source file.
617 * plugin.h: New internal header file.
618 * passes.c (register_one_dump_file): Make it external.
620 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
622 2009-04-14 Diego Novillo <dnovillo@google.com>
624 * doc/plugins.texi: New.
625 * doc/gccint.texi: Add reference to Plugins chapter.
626 * doc/invoke.texi: Document -fplugin and -fplugin-arg
627 * diagnostic.c (diagnostic_report_diagnostic): Warn about
628 loaded plugins, if any.
629 * timevar.def (TV_PLUGIN_INIT): Define.
630 (TV_PLUGIN_RUN): Define.
631 * plugin.c: Include timevar.h
632 (plugins_active_p): New.
633 (dump_active_plugins): New.
634 (debug_active_plugins): New.
636 2009-04-14 Joseph Myers <joseph@codesourcery.com>
638 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
640 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
642 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
644 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
645 the same as a minus without a shift.
647 2009-04-14 Nick Clifton <nickc@redhat.com>
649 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
650 comparisons with small integers will always produce a short
653 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
656 2008-12-19 Diego Novillo <dnovillo@google.com>
658 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
660 2000-04-14 Richard Guenther <rguenther@suse.de>
662 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
664 (verify_gimple_assign_binary): Likewise. Handle shifts and
666 (verify_gimple_phi): Print the mismatched argument position.
667 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
669 (vect_update_init_of_dr): Likewise.
670 * matrix-reorg.c (transform_access_sites): Do what the
672 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
674 2009-04-13 Michael Eager <eager@eagercon.com>
676 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
677 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
678 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
679 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
680 remove duplicate config
682 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
684 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
685 file_name:line_number type locator of the call site.
687 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
689 * genautomata.c: Put blank after comma.
690 (automaton_decls): New.
691 (struct unit_usage): Add comments to member next.
692 (store_alt_unit_usage): Keep the list ordered.
693 (unit_present_on_list_p, equal_alternatives_p): New.
694 (check_regexp_units_distribution): Check units distribution
695 correctness correctly.
696 (main): Don't write automata if error is found. Return correct
699 * config/m68k/cf.md (cfv4_ds): Remove.
700 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
701 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
703 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
704 power4-load-ext, power4-store, power4-store-update,
705 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
706 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
707 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
708 power4-sqrt, power4-isync): Modify reservation to make correct
709 unit distribution to automata.
711 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
712 power5-store-update, power5-two, power5-three, power5-lmul,
713 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
715 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
717 * except.c (pass_set_nothrow_function_flags): Set name and add
719 (set_nothrow_function_flags): Mention in the dump file when
720 changing a function to nothrow.
722 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
725 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
726 instead of unsigned long.
728 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
730 * config/arm/arm.c (return_used_this_function): Remove.
731 (arm_output_function_prologue): Remove use of
732 return_used_this_function.
733 (output_return_instruction): Replace use of
734 return_used_this_function
735 by cfun->machine->return_used_this_function.
736 (arm_output_epilogue): Likewise.
737 (arm_output_function_epilogue): Likewise.
738 (thumb_unexpanded_epilogue): Likewise.
739 * config/arm/arm.h (struct machine_function):
740 New member return_used_this_function.
742 2009-04-12 Mark Mitchell <mark@codesourcery.com>
744 * doc/install.texi: Correct description of default directory for
745 --with-gxx-include-dir.
747 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
749 * fold-const.c (build_range_check): Properly deal with enumeral and
752 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
754 * doc/invoke.texi (max_gcse_passes): Remove documentation.
755 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
756 * params.h (MAX_GCSE_PASSES): Remove.
757 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
758 in sequence. Remove ability to run multiple passes.
759 (bypass_jumps): Report run as third CPROP pass.
761 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
764 * except.c (can_throw_external): Look at each insn in a SEQUENCE
765 when deciding whether the whole SEQUENCE can throw.
767 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
770 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
771 offseted label references.
773 2009-04-11 Jan Hubicka <jh@suse.cz>
775 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
777 2009-04-11 Richard Guenther <rguenther@suse.de>
780 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
781 return variables as TREE_ADDRESSABLE.
783 2009-04-11 Richard Guenther <rguenther@suse.de>
785 PR tree-optimization/39713
786 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
787 reference trees have SSA_NAME operands.
789 2009-04-11 Richard Guenther <rguenther@suse.de>
792 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
795 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
797 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
798 match changes in Cygwin 1.7
799 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
800 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
802 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
804 PR tree-optimization/39701
805 * doc/invoke.texi (Optimization Options): Document change in
806 meaning and initialization of -fdelete-null-pointer-checks.
808 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
811 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
813 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
816 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
818 2009-04-10 Chao-ying Fu <fu@mips.com>
820 * doc/tm.texi (Instruction Output): Document
821 TARGET_ASM_FINAL_POSTSCAN_INSN.
822 * target.h (final_postscan_insn): New field in asm_out.
823 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
824 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
825 * final.c (final_scan_insn): Call
826 targetm.asm_out.final_postscan_insn after outputting
827 an asm macro and a normal instruction.
829 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
830 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
831 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
832 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
833 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
835 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
838 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
839 variables as non-NULL even with -fdelete-null-pointer-checks.
841 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
843 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
845 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
848 * config/i386/i386.c (classify_argument): Handle SCmode with
849 (bit_offset % 64) != 0.
851 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
853 * doc/invoke.texi (Optimize Options): Add cross-reference to
854 -Q --help=optimizers examples.
856 2009-04-10 Ben Elliston <bje@au.ibm.com>
859 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
860 regalign for the reg == fpr and TDmode case.
862 2009-04-09 David Ayers <ayers@fsfe.org>
865 * objc/objc-act.c (warn_with_method): Remove helper function.
866 (check_duplicates): Call warning and inform directly.
867 (really_start_method): Likewise.
869 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
871 * expmed.c (expand_divmod): Always use a comparison for a division
872 by a large unsigned integer.
874 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
875 for things others than variables or functions as nonzero.
877 2009-04-09 Nick Clifton <nickc@redhat.com>
879 * unwind-compat.c: Change copyright header to refer to version
880 3 of the GNU General Public License with version 3.1 of the
881 GCC Runtime Library Exception and to point readers at the
882 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
883 * config/alpha/crtfastmath.c: Likewise.
884 * config/alpha/linux-unwind.h: Likewise.
885 * config/alpha/qrnnd.asm: Likewise.
886 * config/alpha/vms-crt0-64.c: Likewise.
887 * config/alpha/vms-crt0.c: Likewise.
888 * config/alpha/vms-dwarf2.asm: Likewise.
889 * config/alpha/vms-dwarf2eh.asm: Likewise.
890 * config/alpha/vms-psxcrt0-64.c: Likewise.
891 * config/alpha/vms-psxcrt0.c: Likewise.
892 * config/alpha/vms_tramp.asm: Likewise.
893 * config/arc/initfini.c: Likewise.
894 * config/arc/lib1funcs.asm: Likewise.
895 * config/arm/bpabi-v6m.S: Likewise.
896 * config/arm/bpabi.S: Likewise.
897 * config/arm/bpabi.c: Likewise.
898 * config/arm/crti.asm: Likewise.
899 * config/arm/crtn.asm: Likewise.
900 * config/arm/ieee754-df.S: Likewise.
901 * config/arm/ieee754-sf.S: Likewise.
902 * config/arm/lib1funcs.asm: Likewise.
903 * config/arm/libunwind.S: Likewise.
904 * config/arm/linux-atomic.c: Likewise.
905 * config/arm/mmintrin.h: Likewise.
906 * config/arm/pr-support.c: Likewise.
907 * config/arm/unaligned-funcs.c: Likewise.
908 * config/arm/unwind-arm.c: Likewise.
909 * config/arm/unwind-arm.h: Likewise.
910 * config/avr/libgcc.S: Likewise.
911 * config/bfin/crti.s: Likewise.
912 * config/bfin/crtlibid.s: Likewise.
913 * config/bfin/crtn.s: Likewise.
914 * config/bfin/lib1funcs.asm: Likewise.
915 * config/bfin/linux-unwind.h: Likewise.
916 * config/cris/arit.c: Likewise.
917 * config/cris/cris_abi_symbol.c: Likewise.
918 * config/darwin-64.c: Likewise.
919 * config/darwin-crt2.c: Likewise.
920 * config/darwin-crt3.c: Likewise.
921 * config/darwin.h: Likewise.
922 * config/dbxelf.h: Likewise.
923 * config/dfp-bit.c: Likewise.
924 * config/dfp-bit.h: Likewise.
925 * config/elfos.h: Likewise.
926 * config/fixed-bit.c: Likewise.
927 * config/fixed-bit.h: Likewise.
928 * config/fp-bit.c: Likewise.
929 * config/fp-bit.h: Likewise.
930 * config/fr30/crti.asm: Likewise.
931 * config/fr30/crtn.asm: Likewise.
932 * config/fr30/lib1funcs.asm: Likewise.
933 * config/freebsd-spec.h: Likewise.
934 * config/frv/cmovd.c: Likewise.
935 * config/frv/cmovh.c: Likewise.
936 * config/frv/cmovw.c: Likewise.
937 * config/frv/frvbegin.c: Likewise.
938 * config/frv/frvend.c: Likewise.
939 * config/frv/lib1funcs.asm: Likewise.
940 * config/glibc-stdint.h: Likewise.
941 * config/h8300/clzhi2.c: Likewise.
942 * config/h8300/crti.asm: Likewise.
943 * config/h8300/crtn.asm: Likewise.
944 * config/h8300/ctzhi2.c: Likewise.
945 * config/h8300/fixunssfsi.c: Likewise.
946 * config/h8300/lib1funcs.asm: Likewise.
947 * config/h8300/parityhi2.c: Likewise.
948 * config/h8300/popcounthi2.c: Likewise.
949 * config/i386/ammintrin.h: Likewise.
950 * config/i386/att.h: Likewise.
951 * config/i386/avxintrin.h: Likewise.
952 * config/i386/biarch64.h: Likewise.
953 * config/i386/bmmintrin.h: Likewise.
954 * config/i386/cpuid.h: Likewise.
955 * config/i386/cross-stdarg.h: Likewise.
956 * config/i386/crtfastmath.c: Likewise.
957 * config/i386/crtprec.c: Likewise.
958 * config/i386/cygming-crtbegin.c: Likewise.
959 * config/i386/cygming-crtend.c: Likewise.
960 * config/i386/cygwin.asm: Likewise.
961 * config/i386/emmintrin.h: Likewise.
962 * config/i386/gmm_malloc.h: Likewise.
963 * config/i386/gthr-win32.c: Likewise.
964 * config/i386/i386.h: Likewise.
965 * config/i386/immintrin.h: Likewise.
966 * config/i386/linux-unwind.h: Likewise.
967 * config/i386/linux64.h: Likewise.
968 * config/i386/mm3dnow.h: Likewise.
969 * config/i386/mmintrin-common.h: Likewise.
970 * config/i386/mmintrin.h: Likewise.
971 * config/i386/nmmintrin.h: Likewise.
972 * config/i386/pmm_malloc.h: Likewise.
973 * config/i386/pmmintrin.h: Likewise.
974 * config/i386/smmintrin.h: Likewise.
975 * config/i386/sol2-c1.asm: Likewise.
976 * config/i386/sol2-ci.asm: Likewise.
977 * config/i386/sol2-cn.asm: Likewise.
978 * config/i386/sol2-gc1.asm: Likewise.
979 * config/i386/tmmintrin.h: Likewise.
980 * config/i386/unix.h: Likewise.
981 * config/i386/w32-unwind.h: Likewise.
982 * config/i386/wmmintrin.h: Likewise.
983 * config/i386/x86-64.h: Likewise.
984 * config/i386/x86intrin.h: Likewise.
985 * config/i386/xmmintrin.h: Likewise.
986 * config/ia64/crtbegin.asm: Likewise.
987 * config/ia64/crtend.asm: Likewise.
988 * config/ia64/crtfastmath.c: Likewise.
989 * config/ia64/crti.asm: Likewise.
990 * config/ia64/crtn.asm: Likewise.
991 * config/ia64/fde-glibc.c: Likewise.
992 * config/ia64/lib1funcs.asm: Likewise.
993 * config/ia64/linux-unwind.h: Likewise.
994 * config/ia64/quadlib.c: Likewise.
995 * config/ia64/unwind-ia64.c: Likewise.
996 * config/linux.h: Likewise.
997 * config/m32c/m32c-lib1.S: Likewise.
998 * config/m32c/m32c-lib2-trapv.c: Likewise.
999 * config/m32c/m32c-lib2.c: Likewise.
1000 * config/m32r/initfini.c: Likewise.
1001 * config/m68hc11/larith.asm: Likewise.
1002 * config/m68hc11/m68hc11-crt0.S: Likewise.
1003 * config/m68k/cf.md: Likewise.
1004 * config/m68k/crti.s: Likewise.
1005 * config/m68k/crtn.s: Likewise.
1006 * config/m68k/lb1sf68.asm: Likewise.
1007 * config/m68k/linux-unwind.h: Likewise.
1008 * config/mcore/crti.asm: Likewise.
1009 * config/mcore/crtn.asm: Likewise.
1010 * config/mcore/lib1.asm: Likewise.
1011 * config/mips/linux-unwind.h: Likewise.
1012 * config/mips/loongson.h: Likewise.
1013 * config/mips/mips16.S: Likewise.
1014 * config/mmix/crti.asm: Likewise.
1015 * config/mmix/crtn.asm: Likewise.
1016 * config/pa/fptr.c: Likewise.
1017 * config/pa/hpux-unwind.h: Likewise.
1018 * config/pa/lib2funcs.asm: Likewise.
1019 * config/pa/linux-atomic.c: Likewise.
1020 * config/pa/linux-unwind.h: Likewise.
1021 * config/pa/milli64.S: Likewise.
1022 * config/pa/quadlib.c: Likewise.
1023 * config/pa/stublib.c: Likewise.
1024 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1025 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1026 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1027 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1028 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1029 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1030 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1031 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1032 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1033 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1034 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1035 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1036 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1037 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1038 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1039 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1040 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1041 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1042 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1043 * config/rs6000/750cl.h: Likewise.
1044 * config/rs6000/altivec.h: Likewise.
1045 * config/rs6000/biarch64.h: Likewise.
1046 * config/rs6000/crtresfpr.asm: Likewise.
1047 * config/rs6000/crtresgpr.asm: Likewise.
1048 * config/rs6000/crtresxfpr.asm: Likewise.
1049 * config/rs6000/crtresxgpr.asm: Likewise.
1050 * config/rs6000/crtsavfpr.asm: Likewise.
1051 * config/rs6000/crtsavgpr.asm: Likewise.
1052 * config/rs6000/darwin-asm.h: Likewise.
1053 * config/rs6000/darwin-fallback.c: Likewise.
1054 * config/rs6000/darwin-fpsave.asm: Likewise.
1055 * config/rs6000/darwin-ldouble.c: Likewise.
1056 * config/rs6000/darwin-tramp.asm: Likewise.
1057 * config/rs6000/darwin-unwind.h: Likewise.
1058 * config/rs6000/darwin-vecsave.asm: Likewise.
1059 * config/rs6000/darwin-world.asm: Likewise.
1060 * config/rs6000/e500crtres32gpr.asm: Likewise.
1061 * config/rs6000/e500crtres64gpr.asm: Likewise.
1062 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1063 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1064 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1065 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1066 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1067 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1068 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1069 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1070 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1071 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1072 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1073 * config/rs6000/eabi-ci.asm: Likewise.
1074 * config/rs6000/eabi-cn.asm: Likewise.
1075 * config/rs6000/eabi.asm: Likewise.
1076 * config/rs6000/linux-unwind.h: Likewise.
1077 * config/rs6000/linux64.h: Likewise.
1078 * config/rs6000/paired.h: Likewise.
1079 * config/rs6000/paired.md: Likewise.
1080 * config/rs6000/ppc64-fp.c: Likewise.
1081 * config/rs6000/ppu_intrinsics.h: Likewise.
1082 * config/rs6000/rs6000.h: Likewise.
1083 * config/rs6000/si2vmx.h: Likewise.
1084 * config/rs6000/sol-ci.asm: Likewise.
1085 * config/rs6000/sol-cn.asm: Likewise.
1086 * config/rs6000/spe.h: Likewise.
1087 * config/rs6000/spu2vmx.h: Likewise.
1088 * config/rs6000/sysv4.h: Likewise.
1089 * config/rs6000/tramp.asm: Likewise.
1090 * config/rs6000/vec_types.h: Likewise.
1091 * config/s390/linux-unwind.h: Likewise.
1092 * config/s390/tpf-unwind.h: Likewise.
1093 * config/score/crti.asm: Likewise.
1094 * config/score/crtn.asm: Likewise.
1095 * config/sh/crt1.asm: Likewise.
1096 * config/sh/crti.asm: Likewise.
1097 * config/sh/crtn.asm: Likewise.
1098 * config/sh/divtab-sh4-300.c: Likewise.
1099 * config/sh/divtab-sh4.c: Likewise.
1100 * config/sh/divtab.c: Likewise.
1101 * config/sh/lib1funcs-4-300.asm: Likewise.
1102 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1103 * config/sh/lib1funcs.asm: Likewise.
1104 * config/sh/lib1funcs.h: Likewise.
1105 * config/sh/linux-atomic.asm: Likewise.
1106 * config/sh/linux-unwind.h: Likewise.
1107 * config/sh/shmedia.h: Likewise.
1108 * config/sh/sshmedia.h: Likewise.
1109 * config/sh/ushmedia.h: Likewise.
1110 * config/sparc/crtfastmath.c: Likewise.
1111 * config/sparc/linux-unwind.h: Likewise.
1112 * config/sparc/sol2-c1.asm: Likewise.
1113 * config/sparc/sol2-ci.asm: Likewise.
1114 * config/sparc/sol2-cn.asm: Likewise.
1115 * config/spu/divmodti4.c: Likewise.
1116 * config/spu/divv2df3.c: Likewise.
1117 * config/spu/float_disf.c: Likewise.
1118 * config/spu/float_unsdidf.c: Likewise.
1119 * config/spu/float_unsdisf.c: Likewise.
1120 * config/spu/float_unssidf.c: Likewise.
1121 * config/spu/mfc_multi_tag_release.c: Likewise.
1122 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1123 * config/spu/mfc_tag_release.c: Likewise.
1124 * config/spu/mfc_tag_reserve.c: Likewise.
1125 * config/spu/mfc_tag_table.c: Likewise.
1126 * config/spu/multi3.c: Likewise.
1127 * config/spu/spu_internals.h: Likewise.
1128 * config/spu/spu_intrinsics.h: Likewise.
1129 * config/spu/spu_mfcio.h: Likewise.
1130 * config/spu/vec_types.h: Likewise.
1131 * config/spu/vmx2spu.h: Likewise.
1132 * config/stormy16/stormy16-lib2.c: Likewise.
1133 * config/svr4.h: Likewise.
1134 * config/sync.c: Likewise.
1135 * config/v850/lib1funcs.asm: Likewise.
1136 * config/vxlib-tls.c: Likewise.
1137 * config/vxlib.c: Likewise.
1138 * config/vxworks-dummy.h: Likewise.
1139 * config/xtensa/crti.asm: Likewise.
1140 * config/xtensa/crtn.asm: Likewise.
1141 * config/xtensa/ieee754-df.S: Likewise.
1142 * config/xtensa/ieee754-sf.S: Likewise.
1143 * config/xtensa/lib1funcs.asm: Likewise.
1144 * config/xtensa/lib2funcs.S: Likewise.
1145 * config/xtensa/linux-unwind.h: Likewise.
1146 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1147 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1148 * coretypes.h: Likewise.
1149 * crtstuff.c: Likewise.
1150 * defaults.h: Likewise.
1151 * dwarf2.h: Likewise.
1152 * emutls.c: Likewise.
1153 * gbl-ctors.h: Likewise.
1154 * gcov-io.h: Likewise.
1155 * ginclude/float.h: Likewise.
1156 * ginclude/iso646.h: Likewise.
1157 * ginclude/stdarg.h: Likewise.
1158 * ginclude/stdbool.h: Likewise.
1159 * ginclude/stddef.h: Likewise.
1160 * ginclude/stdfix.h: Likewise.
1161 * ginclude/stdint-gcc.h: Likewise.
1162 * ginclude/tgmath.h: Likewise.
1163 * gthr-aix.h: Likewise.
1164 * gthr-dce.h: Likewise.
1165 * gthr-gnat.c: Likewise.
1166 * gthr-gnat.h: Likewise.
1167 * gthr-lynx.h: Likewise.
1168 * gthr-mipssde.h: Likewise.
1169 * gthr-nks.h: Likewise.
1170 * gthr-posix.c: Likewise.
1171 * gthr-posix.h: Likewise.
1172 * gthr-posix95.h: Likewise.
1173 * gthr-rtems.h: Likewise.
1174 * gthr-single.h: Likewise.
1175 * gthr-solaris.h: Likewise.
1176 * gthr-tpf.h: Likewise.
1177 * gthr-vxworks.h: Likewise.
1178 * gthr-win32.h: Likewise.
1180 * libgcc2.c: Likewise.
1181 * libgcc2.h: Likewise.
1182 * libgcov.c: Likewise.
1183 * tsystem.h: Likewise.
1184 * typeclass.h: Likewise.
1185 * unwind-c.c: Likewise.
1186 * unwind-compat.h: Likewise.
1187 * unwind-dw2-fde-compat.c: Likewise.
1188 * unwind-dw2-fde-darwin.c: Likewise.
1189 * unwind-dw2-fde-glibc.c: Likewise.
1190 * unwind-dw2-fde.c: Likewise.
1191 * unwind-dw2-fde.h: Likewise.
1192 * unwind-dw2.c: Likewise.
1193 * unwind-dw2.h: Likewise.
1194 * unwind-generic.h: Likewise.
1195 * unwind-pe.h: Likewise.
1196 * unwind-sjlj.c: Likewise.
1197 * unwind.inc: Likewise.
1198 * config/arm/neon-gen.ml: Change generated copyright header to
1199 refer to version 3 of the GNU General Public License with
1200 version 3.1 of the GCC Runtime Library Exception and to point
1201 readers at the COPYING3 and COPYING3.RUNTIME files and the
1202 FSF's license web page.
1203 * config/arm/arm_neon.h: Regenerate.
1205 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1207 * config/cris/cris.md: Change copyright header to refer to version
1208 3 of the GNU General Public License.
1209 * doc/install.texi2html: Change copyright header to refer to version
1210 3 of the GNU General Public License and to point readers at the
1211 COPYING3 file and the FSF's license web page.
1212 * config/vax/linux.h: Likewise.
1214 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1216 * config/i386/i386.md (cmpcc): New.
1217 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1218 (sync_compare_and_swap_cc*): Delete.
1220 * config/s390/s390.c (s390_compare_emitted): Remove.
1221 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1222 s390_compare_emitted used to be handled. Assert that modes match.
1223 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1224 refer to sync_compare_and_swap_ccsi.
1225 * config/s390/s390.h (s390_compare_emitted): Remove.
1226 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1227 instead of s390_compare_emitted.
1228 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1229 instead of s390_compare_emitted.
1230 * config/s390/s390.md (cmpcc): New.
1231 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1232 CC_REGNUM, do not pretend it's set.
1233 (sync_compare_and_swap_cc*): Delete.
1234 * config/s390/predicates.md (cc_reg_operand): New.
1236 * expr.c (sync_compare_and_swap_cc): Delete.
1237 * optabs.h (sync_compare_and_swap_cc): Delete.
1238 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1239 is being used with can_compare_p.
1240 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1242 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1243 look for a MODE_CC set instead. Use emit_store_flag.
1244 (expand_compare_and_swap_loop): Likewise, with some additional
1245 complication to avoid a force_reg when useless. Use
1246 emit_cmp_and_jump_insns.
1247 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1248 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1249 sync_compare_and_swap documentation.
1251 2009-04-09 Jan Hubicka <jh@suse.cz>
1253 * except.c (find_prev_try): Break out from ....
1254 (duplicate_eh_regions): ... here; properly update prev_try pointers
1255 when duplication part of tree.
1256 (dump_eh_tree): Improve dumping.
1257 (verify_eh_region): New.
1258 (verify_eh_tree): Use it.
1260 2009-04-06 Richard Guenther <rguenther@suse.de>
1262 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1263 &ARRAY addresses by adjusting their types and prepending
1265 * tree-cfg.c (verify_gimple_assign_single): Verify that
1266 addresses are correct.
1268 2009-04-09 Richard Guenther <rguenther@suse.de>
1270 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1271 indices into an array reference if possible.
1272 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1273 Fold POINTER_PLUS_EXPR statements with invariant address.
1275 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1278 * config.gcc (powerpc64-*-linux*): Always build biarch.
1280 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1283 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1284 it and pedwarn if this results in an INTEGER_CST.
1286 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1288 * doc/install.texi: Update minimum GMP version. Remove obsolete
1289 text in MPFR section.
1291 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1293 * dwarf2out.c (class_scope_p): New static inline.
1294 (class_or_namespace_scope_p): Use it.
1295 (gen_variable_die): Use DW_TAG_member tag for static data member
1296 declarations instead of DW_TAG_variable.
1299 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1302 2009-04-08 Richard Guenther <rguenther@suse.de>
1304 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1305 valueize random data.
1307 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1309 * config.gcc (aix tm_file): Add aix-stdint.h.
1310 (aix tm clause use_gcc_stdint): Set to wrap.
1311 * config/rs6000/aix-stdint.h: New file.
1313 2009-04-08 Richard Guenther <rguenther@suse.de>
1316 * tree-dfa.c (add_referenced_var): Do not recurse into
1317 global initializers.
1318 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1320 (fold_const_aggregate_ref): Likewise.
1322 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1324 * recog.c (ordered_comparison_operator): New.
1325 * gensupport.c (std_preds): Add it.
1326 * doc/md.texi (Machine-Independent Predicates): Document it.
1328 2009-04-08 Jan Hubicka <jh@suse.cz>
1330 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1331 * function.h (rtl_eh): Remove exception_handler_label_map.
1332 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1333 remove_exception_handler_label, for_each_eh_label_1): Remove.
1334 (rtl_remove_unreachable_regions): Remove.
1335 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1336 (find_exception_handler_labels): Don't build the hashtable.
1337 (maybe_remove_eh_handler): Remove.
1338 (for_each_eh_label): Rewrite to walk the tree.
1339 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1340 * except.h (maybe_remove_eh_handler): Remove.
1341 * passes.c (init_optimization_passes): Schedule second EH cleanup
1343 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1344 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1346 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1348 * genoutput.c (validate_optab_operands): New.
1349 (gen_insn, gen_expand): Call it.
1351 * genflags.c (gen_insn): Detect misused iterators.
1352 (main): Pass line_no to gen_insn, exit with status 1 on error.
1354 * genextract.c (line_no): Make global.
1355 (VEC_safe_set_locstr): Change assertion to error message.
1356 (main): Exit with status 1 on error.
1358 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1362 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1363 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1364 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1365 * c-convert.c (convert): Do not call fold on results of conversion
1366 functions when the result is a C_MAYBE_CONST_EXPR.
1367 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1368 of __builtin_choose_expr.
1369 * c-typeck.c (remove_c_maybe_const_expr): New.
1370 (build_unary_op, build_conditional_expr, build_compound_expr,
1371 build_binary_op, c_objc_common_truthvalue_conversion): Call
1372 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1375 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1377 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1378 CODE to produce a new one. Add a prototype to use fold_convert_const
1380 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1383 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1384 mix declarations and code.
1386 2009-04-08 Ben Elliston <bje@au.ibm.com>
1388 * gcc.c: Replace `CC' with `GCC' throughout.
1390 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1392 * doc/invoke.texi: Document Atom support.
1394 2009-04-07 Jason Merrill <jason@redhat.com>
1397 * c-common.h, c-common.c: Add flag_pretty_templates.
1398 * c-opts.c (c_common_handle_option): Set it.
1399 * c.opt: Add -fno-pretty-templates.
1400 * doc/invoke.texi (C++ Dialect Options): Likewise.
1402 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1404 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1405 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1406 (ia64_expand_builtin): Likewise.
1408 2009-04-07 Martin Jambor <mjambor@suse.cz>
1410 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1411 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1412 ADDR_EXPRS are include too.
1414 2009-04-07 Richard Guenther <rguenther@suse.de>
1416 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1417 decls are only used if passes as parameters or if they are
1418 local statics and the call is not to a builtin.
1419 (call_may_clobber_ref_p_1): Likewise.
1421 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1423 * expr.c (do_store_flag): Remove last argument. Simplify code
1424 to avoid duplication of tests already done by can_compare_p.
1425 (expand_expr_real_1): Adjust caller.
1427 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1429 * optabs.c (can_compare_p): Test the predicate of a
1430 cbranch and cstore pattern.
1432 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1434 * expr.c (convert_move): Use emit_store_flag instead of
1437 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1439 * config/i386/i386.c (ix86_compare_emitted): Remove.
1440 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1441 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1442 * config/i386/i386.h (ix86_compare_emitted): Remove.
1443 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1444 instead of ix86_compare_emitted.
1445 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1447 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1449 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1450 Add t-sysroot-suffix to tmake_file.
1451 * config/print-sysroot-suffix.sh: New file.
1452 * config/t-sysroot-suffix: New file.
1454 2009-04-07 Ben Elliston <bje@au.ibm.com>
1456 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1457 as the latter produces a warning when the target does not support
1460 2009-04-07 Ben Elliston <bje@au.ibm.com>
1462 * dfp.c: Replace type punning assignments with memcpy throughout.
1463 * Makefile.in (dfp.o-warn): Remove.
1465 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1468 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1469 Include soft-fp/t-softfp after rs6000/t-linux64.
1471 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1473 * stor-layout.c (set_sizetype): Use the full precision of their
1474 machine mode for bitsize types.
1476 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1478 * config/i386/i386.md: Revert 2 accidental checkins.
1480 2009-04-06 Joey Ye <joey.ye@intel.com>
1481 Xuepeng Guo <xuepeng.guo@intel.com>
1482 H.J. Lu <hongjiu.lu@intel.com>
1484 Atom pipeline model, tuning and insn selection.
1485 * config.gcc (atom): Add atom config options and target.
1487 * config/i386/atom.md: New.
1489 * config/i386/i386.c (atom_cost): New cost.
1490 (m_ATOM): New macro flag.
1491 (initial_ix86_tune_features): Set m_ATOM.
1492 (x86_accumulate_outgoing_args): Likewise.
1493 (x86_arch_always_fancy_math_387): Likewise.
1494 (processor_target): Add Atom cost.
1495 (cpu_names): Add Atom cpu name.
1496 (override_options): Set Atom ISA.
1497 (ix86_issue_rate): New case PROCESSOR_ATOM.
1498 (ix86_adjust_cost): Likewise.
1500 * config/i386/i386.h (TARGET_ATOM): New target macro.
1501 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1502 (TARGET_OPT_AGU): New target option.
1503 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1504 (processor_type): Add PROCESSOR_ATOM.
1506 * config/i386/i386.md (cpu): Add new value "atom".
1507 (use_carry, movu): New attr.
1508 (atom.md): Include atom.md.
1509 (adddi3_carry_rex64): Set attr "use_carry".
1510 (addqi3_carry): Likewise.
1511 (addhi3_carry): Likewise.
1512 (addsi3_carry): Likewise.
1513 (*addsi3_carry_zext): Likewise.
1514 (subdi3_carry_rex64): Likewise.
1515 (subqi3_carry): Likewise.
1516 (subhi3_carry): Likewise.
1517 (subsi3_carry): Likewise.
1518 (x86_movdicc_0_m1_rex64): Likewise.
1519 (*x86_movdicc_0_m1_se): Likewise.
1520 (x86_movsicc_0_m1): Likewise.
1521 (*x86_movsicc_0_m1_se): Likewise.
1522 (*adddi_1_rex64): Emit add insn as much as possible.
1523 (*addsi_1): Likewise.
1524 (return_internal): Set atom_unit.
1525 (return_internal_long): Likewise.
1526 (return_pop_internal): Likewise.
1527 (*rcpsf2_sse): Set atom_sse_attr attr.
1528 (*qrt<mode>2_sse): Likewise.
1529 (*prefetch_sse): Likewise.
1531 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1533 (ix86_target_macros_internal): Likewise.
1535 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1536 (*prefetch_sse_rex): Likewise.
1537 (sse_rcpv4sf2): Likewise.
1538 (sse_vmrcpv4sf2): Likewise.
1539 (sse_sqrtv4sf2): Likewise.
1540 (<sse>_vmsqrt<mode>2): Likewise.
1541 (sse_ldmxcsr): Likewise.
1542 (sse_stmxcsr): Likewise.
1543 (*sse_sfence): Likewise.
1544 (sse2_clflush): Likewise.
1545 (*sse2_mfence): Likewise.
1546 (*sse2_lfence): Likewise.
1547 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1548 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1549 (avx_movdqu<avxmodesuffix>): Likewise.
1550 (avx_lddqu<avxmodesuffix>): Likewise.
1551 (sse2_movntv2di): Change attr "type" to "ssemov".
1552 (sse2_movntsi): Likewise.
1553 (rsqrtv8sf2): Change attr "type" to "sseadd".
1554 (sse3_addsubv2df3): Set attr "atom_unit".
1555 (sse3_h<plusminus_insn>v4sf3): Likewise.
1556 (*sse2_pmaddwd): Likewise.
1557 (*vec_extractv2di_1_rex64): Likewise.
1558 (*vec_extractv2di_1_avx): Likewise.
1559 (sse2_psadbw): Likewise.
1560 (ssse3_phaddwv8hi3): Likewise.
1561 (ssse3_phaddwv4hi3): Likewise.
1562 (ssse3_phadddv4si3): Likewise.
1563 (ssse3_phadddv2si3): Likewise.
1564 (ssse3_phaddswv8hi3): Likewise.
1565 (ssse3_phaddswv4hi3): Likewise.
1566 (ssse3_phsubwv8hi3): Likewise.
1567 (ssse3_phsubwv4hi3): Likewise.
1568 (ssse3_phsubdv4si3): Likewise.
1569 (ssse3_phsubdv2si3): Likewise.
1570 (ssse3_phsubswv8hi3): Likewise.
1571 (ssse3_phsubswv4hi3): Likewise.
1572 (ssse3_pmaddubsw128): Likewise.
1573 (sse3_pmaddubsw: Likewise.
1574 (ssse3_palignrti): Likewise.
1575 (ssse3_palignrdi): Likewise.
1577 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1579 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1581 2009-04-06 Richard Guenther <rguenther@suse.de>
1583 PR tree-optimization/28868
1584 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1585 of which PHI results we inserted.
1586 (insert_into_preds_of_block): Record inserted PHIs.
1587 (eliminate): Eliminate redundant PHI nodes.
1588 (init_pre): Init inserted_phi_names.
1590 2009-04-06 Richard Guenther <rguenther@suse.de>
1592 PR tree-optimization/39643
1593 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1594 IMAGPART_EXPRs of complex constants.
1595 (execute_fold_all_builtins): If we folded a call queue
1596 TODO_update_address_taken.
1598 2009-04-06 Jan Hubicka <jh@suse.cz>
1601 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1604 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1606 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1608 (ic_invalidate_array): Likewise.
1610 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1612 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1613 alignment for library calls.
1615 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1617 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1618 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1619 * config/i386/mingw-stdint.h: New file.
1621 2009-04-05 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimization/39648
1624 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1625 our &A vs. &A[0] IL deficiencies.
1627 2009-04-04 Jan Hubicka <jh@suse.cz>
1629 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1630 removed toplevel regions.
1631 (sjlj_mark_call_sites): Likewise.
1633 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1635 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1636 (cygwin tm clause use_gcc_stdint): Set to wrap.
1637 * config/i386/cygwin-stdint.h: New file.
1639 2009-04-04 Richard Guenther <rguenther@suse.de>
1641 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1642 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1643 single-argument PHIs if we are in loop-closed SSA form.
1644 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1645 for the pre-condition.
1646 (slpeel_tree_peel_loop_to_edge): Likewise.
1647 (vect_build_loop_niters): Take an optional sequence to append stmts.
1648 (vect_generate_tmps_on_preheader): Likewise.
1649 (vect_do_peeling_for_loop_bound): Take extra guards for the
1651 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1652 the cost model check.
1653 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1654 guards if we are going to peel. Do not apply versioning in that case.
1655 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1656 (vect_do_peeling_for_loop_bound): Likewise.
1657 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1658 loop bound only record extra pre-conditions, do not apply loop
1661 2009-04-04 Richard Guenther <rguenther@suse.de>
1663 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1666 2009-04-04 Jan Hubicka <jh@suse.cz>
1668 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1669 last_basic_block for size of bb->index indexed array.
1670 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1671 compute_out, link_btr_uses, build_btr_def_use_webs,
1672 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1674 2009-04-04 Jan Hubicka <jh@suse.cz>
1676 * except.c (remove_eh_handler_and_replace): Break out from ...
1677 (remove_eh_handler): ... here.
1678 (bring_to_root): New function.
1679 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1680 handled ones, bring others to root of tree.
1682 2009-04-04 Jan Hubicka <jh@suse.cz>
1684 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1685 (all_phis_safe_to_merge): New function.
1686 (update_info): New structure.
1687 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1688 (cleanup_empty_eh): Update SSA if possible.
1690 2009-04-04 Richard Guenther <rguenther@suse.de>
1692 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1693 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1694 (append_vuse): Likewise.
1696 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1698 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1699 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1700 instead of REG_UNSAVED for DW_CFA_undefined.
1701 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1702 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1705 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1708 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1709 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1710 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1712 2009-04-04 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/8781
1715 PR tree-optimization/37892
1716 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1717 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1718 (valueize_refs): Call it for *& valueizations.
1719 (shared_reference_ops_from_ref): Rename to ...
1720 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1721 (shared_reference_ops_from_call): Rename to ...
1722 (valueize_shared_reference_ops_from_call): ... this and valueize.
1723 (vn_reference_lookup): Update.
1724 (visit_reference_op_call): Likewise.
1725 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1726 (eliminate): Value-replace the call address in call statements.
1728 2009-04-04 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/39636
1731 * tree-ssa-forwprop.c
1732 (forward_propagate_addr_into_variable_array_index): Check for
1733 GIMPLE_ASSIGN before accessing the rhs code.
1735 2009-04-03 Jason Merrill <jason@redhat.com>
1737 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1739 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1741 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1742 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1743 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1744 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1745 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1746 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1747 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1748 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1749 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1750 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1751 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1752 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1753 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1754 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1755 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1756 Use fr_reg_or_fp01_operand instead of fr_register_operand
1758 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1759 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1760 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1762 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1764 PR rtl-optimization/39607
1765 PR rtl-optimization/39631
1769 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1770 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1771 instead of DF_LR_OUT.
1772 * ira-lives.c (process_bb_node_lives): Ditto.
1773 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1774 instead of DF_LR_{OUT,IN}.
1775 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1776 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1778 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1780 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1781 (execute_lower_omp): Always run but take the short way out if -fopenmp
1783 (gate_lower_omp): Remove, forcing the pass manager to always run the
1784 pass and always set PROP_gimple_lomp.
1785 (pass_lower_omp): Remove gate function.
1786 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1787 PROP_trees. Instead, require it.
1788 * ipa-cp.c (pass_ipa_cp): Likewise.
1789 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1790 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1791 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1792 and PROP_gimple_leh.
1794 2009-04-03 Richard Guenther <rguenther@suse.de>
1797 PR tree-optimization/23940
1798 PR tree-optimization/33237
1801 PR tree-optimization/36201
1802 PR tree-optimization/36230
1803 PR tree-optimization/38049
1804 PR tree-optimization/38207
1805 PR tree-optimization/38230
1806 PR tree-optimization/38301
1807 PR tree-optimization/38585
1809 PR tree-optimization/38985
1810 PR tree-optimization/39299
1811 * tree-ssa-structalias.h: Remove.
1812 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1813 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1814 (struct vuse_element_d): Remove.
1815 (struct vuse_vec_d): Likewise.
1816 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1817 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1818 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1819 VUSE_ELEMENT_VAR): Likewise.
1820 (struct voptype_d): Likewise.
1821 (NUM_VOP_FREE_BUCKETS): Likewise.
1822 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1823 (struct stmt_operands_d): Remove.
1824 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1825 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1826 VDEF_NUM, VDEF_VECT): Likewise.
1827 (copy_virtual_operands): Remove.
1828 (operand_build_cmp): Likewise.
1829 (create_ssa_artificial_load_stmt): Likewise.
1830 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1831 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1832 vuse_index and mayuse_index members. Pack and move done and iter_type
1833 members to the front.
1834 (SSA_OP_VMAYUSE): Remove.
1835 (SSA_OP_VIRTUAL_USES): Adjust.
1836 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1837 (unlink_stmt_vdef): Declare.
1838 (add_to_addressable_set): Remove.
1839 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1840 (vrp_visit_stmt): Likewise.
1841 * doc/tree-ssa.texi (Alias analysis): Update.
1842 * doc/invoke.texi (max-aliased-vops): Remove docs.
1843 (avg-aliased-vops): Likewise.
1844 * tree-into-ssa.c (syms_to_rename): Remove.
1845 (need_to_update_vops_p): Likewise.
1846 (need_to_initialize_update_ssa_p): Rename to ...
1847 (update_ssa_initialized_fn): ... this. Track function we are
1849 (symbol_marked_for_renaming): Simplify.
1850 (add_new_name_mapping): Do not set need_to_update_vops_p.
1851 (dump_currdefs): Use SYMS_TO_RENAME.
1852 (rewrite_update_stmt): Always walk all uses/defs.
1853 (dump_update_ssa): Adjust.
1854 (init_update_ssa): Take function argument. Track what we are
1856 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1857 (create_new_def_for): Initialize for cfun, assert we are initialized
1859 (mark_sym_for_renaming): Simplify.
1860 (mark_set_for_renaming): Do not initialize update-ssa.
1861 (need_ssa_update_p): Simplify. Take function argument.
1862 (name_mappings_registered_p): Assert we ask for the correct function.
1863 (name_registered_for_update_p): Likewise.
1864 (ssa_names_to_replace): Likewise.
1865 (release_ssa_name_after_update_ssa): Likewise.
1866 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1867 (dump_decl_set): Do not print a newline.
1868 (debug_decl_set): Do it here.
1869 (dump_update_ssa): And here.
1870 * tree-ssa-loop-im.c (move_computations): Adjust.
1871 (movement_possibility): Likewise.
1872 (determine_max_movement): Likewise.
1873 (gather_mem_refs_stmt): Likewise.
1874 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1876 * tree-complex.c (update_all_vops): Remove.
1877 (expand_complex_move): Adjust.
1878 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1879 Simplify test for memory referencing statement. Exclude
1880 non-invariant ADDR_EXPRs.
1881 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1882 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1883 (rdg_flag_uses): Likewise.
1884 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1886 (tree_optimize_tail_calls_1): Also split the
1887 edge from the entry block if we have degenerate PHI nodes in
1888 the first basic block.
1889 * tree.c (init_ttree): Remove memory-tag related code.
1890 (tree_code_size): Likewise.
1891 (tree_node_structure): Likewise.
1892 (build7_stat): Re-write to be build6_stat.
1893 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1894 (SSA_VAR_P): Adjust.
1895 (struct tree_memory_tag): Remove.
1896 (struct tree_memory_partition_tag): Likewise.
1897 (union tree_node): Adjust.
1898 (build7): Re-write to be build6.
1899 * tree-pass.h (pass_reset_cc_flags): Remove.
1900 (TODO_update_address_taken): New flag.
1901 (pass_simple_dse): Remove.
1902 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1903 * params.h (MAX_ALIASED_VOPS): Remove.
1904 (AVG_ALIASED_VOPS): Likewise.
1905 * omp-low.c (expand_omp_taskreg): Update SSA form.
1906 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1907 aliases the lhs in a copy stmt.
1908 * tree-ssa-dse.c (struct address_walk_data): Remove.
1909 (memory_ssa_name_same): Likewise.
1910 (memory_address_same): Likewise.
1911 (get_kill_of_stmt_lhs): Likewise.
1912 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1913 unused stores. Look through PHI nodes into post-dominated regions.
1914 (dse_optimize_stmt): Simplify. Properly remove stores.
1915 (tree_ssa_dse): Compute dominators.
1916 (execute_simple_dse): Remove.
1917 (pass_simple_dse): Likewise.
1918 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1919 gimple_loaded_syms and gimple_stored_syms computation.
1920 * toplev.c (dump_memory_report): Dump alias and pta stats.
1921 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1922 (vn_reference_eq): Likewise.
1923 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1924 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1925 valueize_vuses): Remove.
1926 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1927 (get_def_ref_stmt_vuse): ... this.
1928 (vn_reference_lookup_2): New function.
1929 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1930 walking equivalent vuses. Simplify.
1931 (vn_reference_lookup): Likewise.
1932 (vn_reference_insert): Likewise.
1933 (vn_reference_insert_pieces): Likewise.
1934 (visit_reference_op_call): Simplify.
1935 (visit_reference_op_load): Likewise.
1936 (visit_reference_op_store): Likewise.
1937 (init_scc_vn): Remove shared_lookup_vuses initialization.
1938 (free_scc_vn): Remove shared_lookup_vuses freeing.
1939 (sort_vuses, sort_vuses_heap): Remove.
1940 (get_ref_from_reference_ops): Export.
1941 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1942 vector with single vuse pointer.
1943 (vn_reference_lookup_pieces, vn_reference_lookup,
1944 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1945 (shared_vuses_from_stmt): Remove.
1946 (get_ref_from_reference_ops): Declare.
1947 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1948 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1949 memory-tag related code.
1950 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1951 (likely_value): Add comment, skip static-chain of call statements.
1952 (surely_varying_stmt_p): Adjust.
1953 (gimplify_and_update_call_from_tree): Likewise.
1954 (execute_fold_all_builtins): Do not rebuild alias info.
1955 (gimplify_and_update_call_from_tree): Properly update VOPs.
1956 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1957 (copy_ref_info): Remove memory-tag related code.
1958 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1959 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1960 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1962 * tree-ssa-dom.c (gimple_p): Remove typedef.
1963 (eliminate_redundant_computations): Adjust.
1964 (record_equivalences_from_stmt): Likewise.
1965 (avail_expr_hash): Likewise.
1966 (avail_expr_eq): Likewise.
1967 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1968 (stmt_makes_single_load): Likewise.
1969 (stmt_makes_single_store): Likewise.
1970 * tree-ssa-alias.c: Rewrite completely.
1971 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1972 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1973 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1974 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1975 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1976 Remove public functions.
1977 (pass_reset_cc_flags): Remove.
1978 (pass_build_alias): Move ...
1979 * tree-ssa-structalias.c (pass_build_alias): ... here.
1980 * tree-ssa-alias.c (may_be_aliased): Move ...
1981 * tree-flow-inline.h (may_be_aliased): ... here.
1982 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1983 count_uses_and_derefs): Move ...
1984 * gimple.c: ... here.
1985 * gimple.h (count_uses_and_derefs): Declare.
1986 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1987 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1988 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1989 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1990 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1991 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1992 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1994 * tree-dfa.c (refs_may_alias_p): Move ...
1995 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1996 * tree-ssa-alias.h: New file.
1997 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1998 (statement_sink_location): Likewise.
1999 * opts.c (decode_options): Do not adjust max-aliased-vops or
2000 avg-aliased-vops values.
2001 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2002 (TV_CALL_CLOBBER): Likewise.
2003 (TV_FLOW_SENSITIVE): Likewise.
2004 (TV_FLOW_INSENSITIVE): Likewise.
2005 (TV_MEMORY_PARTITIONING): Likewise.
2006 (TV_ALIAS_STMT_WALK): New timevar.
2007 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2008 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2009 (get_address_description): Remove memory-tag related code.
2010 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2011 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2012 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2013 and immediate uses in statements. Document.
2014 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2015 (dump_symbols): Remove.
2016 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2017 * alias.c (get_deref_alias_set): New function split out from ...
2018 (get_alias_set): ... here.
2019 * alias.h (get_deref_alias_set): Declare.
2020 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2021 type parameter. Remove restrict pointer handling. Create a
2022 ref-all pointer in case type-based alias sets do not conflict.
2023 (vect_analyze_data_refs): Remove SMT related code.
2024 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2025 (vectorizable_load): Likewise.
2026 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2027 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2028 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2029 Ignore vops and SMTs.
2030 (dr_analyze_alias): Likewise..
2031 (free_data_ref): Likewise.
2032 (create_data_ref): Likewise.
2033 (analyze_all_data_dependences): Likewise.
2034 (get_references_in_stmt): Adjust.
2035 * tree-flow-inline.h (gimple_aliases_computed_p,
2036 gimple_addressable_vars, gimple_call_clobbered_vars,
2037 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2038 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2039 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2040 gimple_mem_ref_stats): Remove.
2041 (gimple_vop): New function.
2042 (op_iter_next_use): Remove vuses and mayuses cases.
2043 (op_iter_next_def): Remove vdefs case.
2044 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2045 (clear_and_done_ssa_iter): Do not set removed fields.
2046 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2047 Assert we are not iterating over vuses or vdefs if not also
2048 iterating over uses or defs.
2049 (op_iter_init_use): Likewise.
2050 (op_iter_init_def): Likewise.
2051 (op_iter_next_vdef): Remove.
2052 (op_iter_next_mustdef): Likewise.
2053 (op_iter_init_vdef): Likewise.
2054 (compare_ssa_operands_equal): Likewise.
2055 (link_use_stmts_after): Handle vuse operand.
2056 (is_call_used): Use is_call_clobbered.
2057 (is_call_clobbered): Global variables are always call clobbered,
2058 query the call-clobbers bitmap.
2059 (mark_call_clobbered): Ignore global variables.
2060 (clear_call_clobbered): Likewise.
2061 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2062 virtual operands sanity check.
2063 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2065 (TARGET_MEM_REF): Remove TMR_TAG operand.
2066 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2067 Remove call-clobber related code.
2068 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2069 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2070 partitions or escape reason.
2071 (get_single_def_stmt, get_single_def_stmt_from_phi,
2072 get_single_def_stmt_with_phi): Remove.
2073 (dump_referenced_vars): Tidy.
2074 (get_ref_base_and_extent): Allow bare decls.
2075 (collect_dfa_stats): Adjust.
2076 * graphite.c (rename_variables_in_stmt): Adjust.
2077 (graphite_copy_stmts_from_block): Likewise.
2078 (translate_clast): Likewise.
2079 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2081 (translate_vuse_through_block): Use the oracle.
2082 (phi_translate_1): Adjust.
2083 (value_dies_in_block_x): Use the oracle. Cache the outcome
2085 (valid_in_sets): Check if the VUSE for
2086 a REFERENCE is available.
2087 (eliminate): Do not remove stmts during elimination,
2088 instead queue and remove them afterwards.
2089 (do_pre): Do not rebuild alias info.
2090 (pass_pre): Run TODO_rebuild_alias before PRE.
2091 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2092 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2093 (mark_all_v_defs_stmt): Remove.
2094 (mark_all_v_defs_seq): Adjust.
2095 (sra_replace): Likewise.
2096 (scalarize_use): Likewise.
2097 (scalarize_copy): Likewise.
2098 (scalarize_init): Likewise.
2099 (scalarize_ldst): Likewise.
2100 (todoflags): Remove.
2101 (tree_sra): Do not rebuild alias info.
2102 (tree_sra_early): Adjust.
2103 (pass_sra): Run TODO_update_address_taken before SRA.
2104 * tree-predcom.c (set_alias_info): Remove.
2105 (prepare_initializers_chain): Do not call it.
2106 (mark_virtual_ops_for_renaming): Adjust.
2107 (mark_virtual_ops_for_renaming_list): Remove.
2108 (initialize_root_vars): Adjust.
2109 (initialize_root_vars_lm): Likewise.
2110 (prepare_initializers_chain): Likewise.
2111 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2112 (may_propagate_copy_into_stmt): Likewise.
2113 (merge_alias_info): Do nothing for now.
2114 (propagate_tree_value_into_stmt): Adjust.
2115 (stmt_may_generate_copy): Likewise.
2116 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2117 not mark symbols for renaming.
2118 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2119 with the same statement, make sure to update the new pointed-to one.
2120 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2121 call statements, do not mark symbols for renaming.
2122 (mark_operand_necessary): Dump something.
2123 (ref_may_be_aliased): New function.
2124 (mark_aliased_reaching_defs_necessary_1): New helper function.
2125 (mark_aliased_reaching_defs_necessary): Likewise.
2126 (mark_all_reaching_defs_necessary_1): Likewise.
2127 (mark_all_reaching_defs_necessary): Likewise.
2128 (propagate_necessity): Do not process virtual PHIs. For
2129 non-aliased loads mark all reaching definitions as necessary.
2130 For aliased loads and stores mark the immediate dominating
2131 aliased clobbers as necessary.
2132 (visited): New global static.
2133 (perform_tree_ssa_dce): Free visited bitmap after propagating
2135 (remove_dead_phis): Perform simple dead virtual PHI removal.
2136 (remove_dead_stmt): Properly unlink virtual operands when
2138 (eliminate_unnecessary_stmts): Schedule PHI removal after
2140 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2141 (process_replaceable): Likewise.
2142 (find_replaceable_in_bb): Likewise.
2143 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2144 based on the single gimple vop.
2145 (verify_flow_insensitive_alias_info): Remove.
2146 (verify_flow_sensitive_alias_info): Likewise.
2147 (verify_call_clobbering): Likewise.
2148 (verify_memory_partitions): Likewise.
2149 (verify_alias_info): Likewise.
2150 (verify_ssa): Adjust..
2151 (execute_update_addresses_taken): Export. Update SSA
2152 manually. Optimize only when optimizing. Use a local bitmap.
2153 (pass_update_address_taken): Remove TODO_update_ssa, add
2155 (pass_update_address_taken): Just use TODO_update_address_taken.
2156 (init_tree_ssa): Do not initialize addressable_vars.
2157 (verify_ssa): Verify new VUSE / VDEF properties.
2158 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2159 Do not call verify_alias_info.
2160 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2161 Do not free the loaded and stored syms bitmaps. Reset the escaped
2162 and callused solutions. Do not free addressable_vars.
2163 Remove memory-tag related code.
2164 (warn_uninitialized_var): Aliases are always available.
2165 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2166 * lambda-code.c (can_put_in_inner_loop): Adjust.
2167 (can_put_after_inner_loop): Likewise.
2168 (perfect_nestify): Likewise.
2169 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2170 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2171 (vectorizable_conversion): Do not mark symbols for renaming.
2172 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2173 (expand_call_inline): Unlink the calls virtual operands before
2175 (tree_function_versioning): Do not call update_ssa if we are not
2176 updating clones. Simplify.
2177 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2178 (propagate_with_phi): Likewise..
2179 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2180 clobber code. Assert we are not aliased or global.
2181 * tree-flow.h: Include tree-ssa-alias.h
2182 (enum escape_type): Remove.
2183 (struct mem_sym_stats_d): Likewise.
2184 (struct mem_ref_stats_d): Likewise.
2185 (struct gimple_df): Add vop member. Remove global_var,
2186 call_clobbered_vars, call_used_vars, addressable_vars,
2187 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2188 escaped and callused members.
2189 (struct ptr_info_def): Remove all members, add points-to solution
2191 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2192 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2193 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2194 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2195 (tree-ssa-alias.o): Likewise.
2196 (toplev.o): Add tree-ssa-alias.h
2197 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2198 * gimple.c (gimple_set_bb): Fix off-by-one error.
2199 (is_gimple_reg): Do not handle memory tags.
2200 (gimple_copy): Also copy virtual operands.
2201 Delay updating the statement. Do not reset loaded and stored syms.
2202 (gimple_set_stored_syms): Remove.
2203 (gimple_set_loaded_syms): Likewise.
2204 (gimple_call_copy_skip_args): Copy the virtual operands
2205 and mark the new statement modified.
2206 * tree-ssa-structalias.c (may_alias_p): Remove.
2207 (set_uids_in_ptset): Take the alias set to prune with as
2208 parameter. Fold in the alias test of may_alias_p.
2209 (compute_points_to_sets): Compute whether a ptr is dereferenced
2211 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2212 other ADDRESSOF constraints on the lhs.
2213 (get_constraint_for_component_ref): Assert that we don't get
2214 ADDRESSOF constraints from the base of the reference.
2215 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2216 (struct variable_info): Remove collapsed_to member.
2217 (get_varinfo_fc): Remove.
2218 (new_var_info): Do not set collapsed_to.
2219 (dump_constraint): Do not follow cycles.
2220 (dump_constraint_graph): Likewise.
2221 (build_pred_graph): Likewise.
2222 (build_succ_graph): Likewise.
2223 (rewrite_constraints): Likewise.
2224 (do_simple_structure_copy): Remove.
2225 (do_rhs_deref_structure_copy): Remove.
2226 (do_lhs_deref_structure_copy): Remove.
2227 (collapse_rest_of_var): Remove.
2228 (do_structure_copy): Re-implement.
2229 (pta_stats): New global variable.
2230 (dump_pta_stats): New function.
2231 (struct constraint_expr): Make offset signed.
2232 (UNKNOWN_OFFSET): Define special value.
2233 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2234 (solution_set_expand): New helper function split out from ...
2235 (do_sd_constraint): ... here.
2236 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2237 (do_ds_constraint): Likewise.
2238 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2239 and CALLUSED = *CALLUSED.
2240 (set_union_with_increment): Make inc argument signed.
2241 (type_safe): Remove.
2242 (get_constraint_for_ptr_offset): Handle unknown and negative
2244 (first_vi_for_offset): Handle offsets before start. Bail
2245 out early for offsets beyond the variable extent.
2246 (first_or_preceding_vi_for_offset): New function.
2247 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2248 Together with ESCAPED = *ESCAPED this properly computes reachability.
2249 (find_what_var_points_to): New function.
2250 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2251 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2252 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2253 pt_solutions_intersect): New functions.
2254 (compute_call_used_vars): Remove.
2255 (compute_may_aliases): New main entry into PTA computation.
2256 * gimple.h (gimple_p): New typedef.
2257 (struct gimple_statement_base): Remove references_memory_p.
2258 (struct gimple_statement_with_memory_ops_base): Remove
2259 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2261 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2262 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2263 gimple_set_references_memory): Remove.
2264 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2265 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2267 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2268 (verify_expr): Allow RESULT_DECL.
2269 (gimple_duplicate_bb): Do not copy virtual operands.
2270 (gimple_duplicate_sese_region): Adjust.
2271 (gimple_duplicate_sese_tail): Likewise.
2272 (mark_virtual_ops_in_region): Remove.
2273 (move_sese_region_to_fn): Do not call it.
2274 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2275 and pass_simple_dse.
2276 (execute_function_todo): Handle TODO_update_address_taken,
2277 call execute_update_addresses_taken for TODO_rebuild_alias.
2278 (execute_todo): Adjust.
2279 (execute_one_pass): Init dump files early.
2280 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2282 (create_general_new_stmt): Clear vops.
2283 * tree-ssa-reassoc.c (get_rank): Adjust.
2284 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2285 symbols for renaming.
2286 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2287 (PARAM_AVG_ALIASED_VOPS): Likewise.
2288 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2289 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2290 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2291 (operand_build_cmp, copy_virtual_operands,
2292 create_ssa_artificial_load_stmt, add_to_addressable_set,
2293 gimple_add_to_addresses_taken): Remove public functions.
2294 (unlink_stmt_vdef): New function.
2296 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2298 * config.gcc (powerpc-*-linux*): Merge variants.
2300 2009-04-02 Chao-ying Fu <fu@mips.com>
2301 James Grosbach <james.grosbach@microchip.com>
2303 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2304 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2306 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2307 keep_interrupts_masked_p, use_debug_exception_return_p.
2308 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2309 keep_interrupts_masked, use_debug_exception_return.
2310 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2311 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2313 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2314 (mips_print_operand): Process COP0 registers to print $0 .. $31
2315 correctly for GAS to process.
2316 (mips_interrupt_extra_call_saved_reg_p): New function.
2317 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2319 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2320 (mips_compute_frame_info): Add supports for interrupt context that
2321 includes doubleword accumulators and COP0 registers.
2322 (mips_for_each_saved_acc): New function.
2323 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2324 mips_for_each_saved_reg.
2325 (mips_save_reg): Save accumulators.
2326 (mips_kernel_reg_p): A new for_each_rtx callback.
2327 (mips_expand_prologue): Support interrupt handlers.
2328 (mips_restore_reg): Restore accumulators.
2329 (mips_expand_epilogue): Support interrupt handlers.
2330 (mips_can_use_return_insn): Return false for interrupt handlers.
2331 (mips_epilogue_uses): New function.
2332 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2333 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2334 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2335 cop0_move): New instructions.
2336 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2337 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2339 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2341 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2342 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2343 interrupt handlers, we use K0 as the temporary register.
2344 (EPILOGUE_USES): Change to a function call.
2345 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2346 handlers, we use K0 as the temporary register.
2348 * doc/extend.texi (Function Attributes): Document interrupt,
2349 use_shadow_register_set, keep_interrupts_masked,
2350 use_debug_exception_return for MIPS attributes.
2352 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2354 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2355 Remove a number of t-files from tmake_file.
2356 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2357 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2358 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2359 target_prototype, not TARGET_PROTOTYPE.
2360 (LINK_OS_GNU_SPEC): Define.
2361 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2362 and darwin-ldoubdle.c.
2364 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2367 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2368 (cpp_options): Ditto.
2369 (default_compilers): Ditto.
2370 (display_help): Ditto.
2371 (process_command): Ditto.
2373 (set_input): Use lbasename instead of duplicate code.
2374 (save_temps_prefix): New static for -save-temps=obj.
2375 (save_temps_length): Ditto.
2377 * doc/invoke.texi (-save-temps=obj): Document new variant to
2380 2009-04-02 Jeff Law <law@redhat.com>
2382 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2385 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2387 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2388 * configure: Regenerated.
2390 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2392 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2393 share the argument list.
2395 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2399 2009-02-12 Diego Novillo <dnovillo@google.com>
2401 * varpool.c (debug_varpool): New.
2402 * cgraph.h (debug_varpool): Declare.
2404 2009-04-02 Jan Hubicka <jh@suse.cz>
2406 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2409 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2411 * config/i386/i386.c (ix86_abi): Move initialization to ...
2412 (override_options): Here.
2414 2009-04-02 Christian Bruel <christian.bruel@st.com>
2416 * config/sh/sh.c (sh_dwarf_register_span): New function.
2417 (TARGET_DWARF_REGISTER_SPAN): Define.
2418 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2420 2009-04-02 Ira Rosen <irar@il.ibm.com>
2422 PR tree-optimization/39595
2423 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2424 interleaved loads group is not greater than the SLP group size.
2426 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2428 * builtins.c (is_builtin_name): New.
2429 (called_as_built_in): Use is_builtin_name.
2430 * tree.h (is_builtin_name): New.
2431 * varasm.c (incorporeal_function_p): Use is_builtin_name
2433 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2435 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2437 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2440 * c-decl.c (clone_underlying_type): Move this ...
2441 * c-common.c (set_underlying_type): ... here.
2442 Also, make sure the function properly sets TYPE_STUB_DECL() on
2443 the newly created typedef variant type.
2444 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2445 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2448 2009-04-02 Richard Guenther <rguenther@suse.de>
2450 PR tree-optimization/37221
2451 * tree-flow.h (degenerate_phi_result): Declare.
2452 * tree-ssa-dom.c (degenerate_phi_result): Export.
2453 * tree-scalar-evolution.c (analyze_initial_condition): If
2454 the initial condition is defined by a degenerate PHI node
2455 use the degenerate value.
2457 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2459 PR rtl-optimization/39588
2460 * combine.c (merge_outer_ops): Do not set the constant when this
2462 (simplify_shift_const_1): Do not modify it either in this case.
2464 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2466 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2467 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2469 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2472 * c-lex.c (interpret_float): Default (no suffix) is double.
2474 2009-04-1 Xinliang David Li <davidxl@google.com>
2476 * config/i386/i386.c (legitimate_constant_p): Recognize
2477 all one vector constant.
2479 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2481 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2482 Change #include order to silence two warnings.
2484 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2486 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2487 (ASM_SPEC): Pass -k to the assembler for PIC code.
2489 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2491 * gcc/config.gcc: Add vax-*-linux* to the switch.
2492 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2493 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2495 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2497 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2498 Use predicate macros instead of GET_CODE() == foo.
2499 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2500 ashlsi3, rotrsi3, <unnamed>): Likewise.
2502 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2504 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2505 jbbccihi, jbbccisi): Remova trailing whitespace.
2506 * gcc/config/vax/constraints.md: Likewise.
2507 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2508 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2509 * gcc/config/vax/predicates.md: Likewise.
2510 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2511 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2512 * gcc/config/vax/vax.h: Likewise.
2513 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2515 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2517 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2518 (indirectable_address_p, adjacent_operands_p): Add spaces around
2520 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2522 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2524 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2525 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2526 index_term_p, reg_plus_index_p, legitimate_address_p,
2527 vax_mode_dependent_address_p): Update comments to match functions
2528 modified by the recent int->bool conversion.
2530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2532 * gcc/config/vax/builtins.md: Update copyright message.
2533 * gcc/config/vax/constraints.md: Likewise.
2534 * gcc/config/vax/netbsd-elf.h: Likewise.
2535 * gcc/config/vax/predicates.md: Likewise.
2536 * gcc/config/vax/vax-protos.h: Likewise.
2537 * gcc/config/vax/vax.c: Likewise.
2538 * gcc/config/vax/vax.h: Likewise.
2539 * gcc/config/vax/vax.md: Likewise.
2540 * gcc/config/vax/vax.opt: Likewise.
2542 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2544 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2545 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2546 * gcc/config/vax/constraints.md (B, R): Likewise.
2547 * gcc/config/vax/predicates.md (external_memory_operand,
2548 nonimmediate_addsub_di_operand): Likewise.
2549 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2550 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2551 untyped_call): Likewise.
2553 2009-04-01 Matt Thomas <matt@3am-software.com>
2555 * config/vax/predicates.md: New file.
2556 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2557 external_const_operand, nonsymbolic_operand, external_memory_operand,
2558 indirect_memory_operand, indexed_memory_operand,
2559 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2560 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2562 * config/vax/constraints.md: New file.
2563 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2565 * config/vax/builtins.md: New file.
2566 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2567 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2569 * config/vax/vax.opt (mqmath): Add option.
2570 * config/vax/vax.md (isfx): Extend with DI.
2571 (VAXintQH, VAXintQHSD): Define.
2572 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2573 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2574 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2575 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2576 (movdi): Update constraints and use vax_output_int_move().
2577 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2578 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2579 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2580 nonlocal_goto): New.
2581 (mov<mode>): Extend accepted operand types.
2582 (subdi3_old): Rename from subdi3, change update constraints and use
2583 a new implementation.
2584 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2585 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2586 MOVE_RATIO, CLEAR_RATIO): Define.
2587 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2588 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2589 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2590 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2591 (split_quadword_operands): Make static and really allow variable
2593 (print_operand_address): Update for PIC generation.
2594 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2595 indexable_address_p, fixup_mathdi_operand,
2596 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2597 (vax_float_literal, legitimate_constant_p,
2598 indirectable_constant_address_p, index_term_p,
2599 reg_plus_index_p): Return bool instead of int.
2600 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2602 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2604 (vax_output_conditional_branch): Indent.
2605 (legitimate_constant_address_p, indirectable_constant_address_p,
2606 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2607 vax_mode_dependent_address_p): Return bool instead of int, update for
2609 * config/vax/vax-protos.h (legitimate_constant_address_p,
2610 legitimate_constant_p, legitimate_address_p,
2611 vax_mode_dependent_address_p): Change declaration to bool.
2612 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2613 vax_expand_addsub_di_operands, vax_output_int_subtract,
2614 vax_output_movmemsi): Declare.
2615 (split_quadword_operands, vax_float_literal): Delete declaration.
2616 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2617 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2618 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2619 ASM_OUTPUT_DWARF_PCREL): Define.
2620 (ASM_SPEC): Change definition to allow PIC generation.
2622 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2624 * doc/sourcebuild.texi: Update front-end requirements.
2626 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2629 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2630 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2631 (booldi3_internal3): Use boolean_or_operator instead of
2634 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2637 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2638 declarator whose size is not an integer constant expression but
2639 folds to an integer constant, then treat it as a constant
2642 2009-04-01 Richard Guenther <rguenther@suse.de>
2644 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2645 i * 4 + 2 to (i * 2 + 1) * 2.
2647 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2650 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2651 return if c_parser_asm_string_literal returned NULL.
2653 2009-04-01 Nick Clifton <nickc@redhat.com>
2655 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2657 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2658 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2659 other typedefs to avoid conflicts with libgcc2.c. Define labels
2660 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2662 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2663 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2666 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2668 * varasm.c (default_function_rodata_section): Declare DOT as
2671 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2672 Andrey Galkin <agalkin@hypercom.com>
2675 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2676 Make object_name unique for each process.
2678 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2681 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2682 addressable variables in the parallel that could go out of scope while
2683 running queued tasks.
2685 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2687 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2688 (CASE_VALUES_THRESHOLD): Redefine.
2689 * config/avr/avr.c (avr_override_options): Remove initialization of
2690 avr_case_values_threshold variable.
2691 (avr_case_values_threshold): Remove variable. Add new function.
2692 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2693 * config/avr/avr.opt (mno-tablejump): Remove option.
2694 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2696 2009-04-01 DJ Delorie <dj@redhat.com>
2698 * varasm.c (default_function_rodata_section): Don't assume
2699 anything about where the first '.' in the section name is.
2701 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2703 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2704 rs6000_emit_stack_tie.
2706 2009-03-31 Ian Lance Taylor <iant@google.com>
2708 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2709 gimple_code with GIMPLE_RESX, not RESX.
2711 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2713 * c-common.c (c_get_ident): New.
2714 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2716 2009-04-01 Ben Elliston <bje@au.ibm.com>
2718 * config/rs6000/sysv4.opt (msdata): Improve option description.
2720 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2722 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2723 (divdf3_internal_lat): Remove.
2724 (divxf3_internal_lat): Remove.
2725 (divxf3_internal_thr): Remove.
2726 (divxf): Use divxf3_internal.
2727 * config/ia64/div.md (divsf3_internal_lat): New.
2728 (divdf3_internal_lat): New.
2729 (divxf3_internal): New.
2731 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2734 * Makefile.in (USE_GCC_STDINT): Define.
2735 (stmp-int-hdrs): Install stdint.h if applicable.
2736 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2738 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2739 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2740 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2741 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2742 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2743 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2744 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2745 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2746 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2747 (c_common_nodes_and_builtins): Initialize
2748 underlying_wchar_type_node. Do not initialize
2749 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2750 nodes for new types.
2751 (c_stddef_cpp_builtins): Define macros for new types.
2752 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2754 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2755 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2756 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2757 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2758 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2759 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2760 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2761 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2762 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2763 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2764 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2765 int16_type_node, int32_type_node, int64_type_node,
2766 uint8_type_node, uint16_type_node, c_uint32_type_node,
2767 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2768 int_least32_type_node, int_least64_type_node,
2769 uint_least8_type_node, uint_least16_type_node,
2770 uint_least32_type_node, uint_least64_type_node,
2771 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2772 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2773 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2774 uintptr_type_node): Define.
2775 * c-cppbuiltin.c (builtin_define_constants,
2776 builtin_define_type_minmax): New.
2777 (builtin_define_stdint_macros): Define more macros.
2778 (c_cpp_builtins): Define more limit macros.
2780 (builtin_define_type_max): Define in terms of
2781 builtin_define_type_minmax. Remove is_long parameter. All
2783 * config.gcc (use_gcc_stdint): Define.
2784 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2785 Add newlib-stdint.h for generic targets.
2786 * config/glibc-stdint.h, config/newlib-stdint.h,
2787 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2788 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2789 * config/score/score.h (UINTPTR_TYPE): Define.
2790 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2791 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2792 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2793 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2794 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2795 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2796 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2797 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2798 * config/spu/spu.h (STDINT_LONG32): Define.
2799 * configure.ac (use_gcc_stdint): Substitute.
2800 * configure: Regenerate.
2801 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2802 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2803 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2804 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2805 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2806 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2807 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2808 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2809 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2810 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2811 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2812 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2813 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2814 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2815 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2816 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2817 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2818 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2819 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2820 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2821 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2822 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2823 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2824 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2825 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2826 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2827 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2828 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2829 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2831 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2833 * loop-iv.c (suitable_set_for_replacement): Renamed from
2834 simplify_using_assignment; changed to return bool and to accept new
2835 args DEST and SRC. Return true iff we find a source/destination pair
2836 that can be used to make a replacement, and fill SRC and DEST if so.
2837 Remove arg ALTERED. Don't deal with altered regs here. All callers
2839 (simplify_using_initial_values): Deal with altered regs here and track
2840 more precisely the effect they have on the validity of our expression.
2842 * loop-iv.c (simplify_using_condition): A condition of the form
2843 (EQ REG CONST) can be used to simply make a substitution.
2844 (simplify_using_initial_values): Keep track of conditions we have seen
2845 and keep using them to simplify new expressions, while applying the
2846 same substitutions to them as to the expression.
2848 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2849 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2852 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2853 changed. Use this when trying to improve the upper bound.
2854 Generate the comparison by using simplify_gen_relational.
2856 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2858 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2860 (simplify_using_assignment, simplify_using_initial_values): Call
2861 replace_in_expr to make replacements. Call replace_single_def_regs
2862 once on the initial version of the expression.
2864 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2867 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2869 2009-03-31 Richard Guenther <rguenther@suse.de>
2872 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2873 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2875 2009-03-31 Richard Guenther <rguenther@suse.de>
2877 * tree.h (div_if_zero_remainder): Declare.
2878 * fold-const.c (div_if_zero_remainder): Export.
2879 * tree-ssa-forwprop.c
2880 (forward_propagate_addr_into_variable_array_index): Handle
2881 constant array index addition outside of the variable index.
2883 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2886 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2887 define_splits, floatunssi<mode>2): Require x87 conversions from
2888 DImode to be permitted.
2890 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2892 PR preprocessor/15638
2893 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2895 2009-03-31 Richard Guenther <rguenther@suse.de>
2899 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2900 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2901 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2902 a separate statement.
2903 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2904 (lookup_tmp_var): Likewise.
2905 (is_gimple_formal_tmp_or_call_rhs): Remove.
2906 (is_gimple_reg_or_call_rhs): Rename to ...
2907 (is_gimple_reg_rhs_or_call): ... this.
2908 (is_gimple_mem_or_call_rhs): Rename to ...
2909 (is_gimple_mem_rhs_or_call): ... this.
2910 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2911 DECL_GIMPLE_REG_P only if is_formal is true.
2912 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2913 for non-proper post-modify expression gimplification.
2914 (gimplify_self_mod_expr): For post-modify expressions gimplify
2915 the lvalue to a minimal lvalue.
2916 (rhs_predicate_for): Remove formal temp case.
2917 (gimplify_modify_expr_rhs): Likewise.
2918 (gimplify_addr_expr): Use is_gimple_reg.
2919 (gimplify_expr): Remove formal temp cases.
2920 (gimple_regimplify_operands): Likewise.
2921 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2922 and FILTER_EXPR like constants.
2923 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2925 (is_gimple_formal_tmp_rhs): Remove.
2926 (is_gimple_reg_rhs): Remove special casing.
2927 (is_gimple_mem_rhs): Fix.
2928 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2929 (is_gimple_formal_tmp_var): Remove.
2930 (is_gimple_formal_tmp_reg): Likewise.
2931 (is_gimple_min_lval): Allow invariant component ref parts.
2932 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2933 is_gimple_formal_tmp_reg): Remove declarations.
2934 * tree-cfg.c (verify_expr): Verify that variables with address
2935 taken do not have DECL_GIMPLE_REG_P set.
2936 * tree-mudflap.c (mf_build_check_statement_for): Use
2937 force_gimple_operand instead of gimplify_expr.
2939 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2941 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2942 schedulable rows to compute_split_row.
2944 2009-03-31 Ben Elliston <bje@au.ibm.com>
2947 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2950 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2952 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2953 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2954 * configure: Regenerate.
2955 * config.in: Regenerate.
2956 * config/rs6000/rs6000.opt (mtls-markers): Add.
2957 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2958 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2959 (tls_ld_aix, tls_ld_sysv): Likewise.
2960 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2961 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2963 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2965 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2967 2009-03-30 Jan Hubicka <jh@suse.cz>
2969 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2971 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2972 detection and label handling.
2974 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2976 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2977 left_conflicts_size.
2978 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2979 ALLOCNO_LEFT_CONFLICTS_SIZE.
2981 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2982 remove_allocno_from_bucket_and_push,
2983 allocno_spill_priority_compare, push_allocnos_to_stack,
2984 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2985 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2986 (setup_allocno_left_conflicts_num): Ditto. Rename to
2987 setup_allocno_left_conflicts_size.
2988 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2989 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2990 setup_allocno_left_conflicts_size instead of
2991 setup_allocno_left_conflicts_num.
2993 * ira-build.c (ira_create_allocno): Use
2994 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2995 ALLOCNO_LEFT_CONFLICTS_NUM.
2997 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2999 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3000 instead of DF_LR_OUT.
3002 * ira-lives.c (process_bb_node_lives): Ditto.
3004 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3005 instead of DF_LR_{OUT,IN}.
3007 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3009 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3011 2009-03-30 Jan Hubicka <jh@suse.cz>
3013 * except.c (label_to_region_map): Fix thinko.
3015 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3018 * tree.h (tree_find_value): New declaration.
3019 * tree.c (tree_find_value): New function.
3020 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3022 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3025 * c-decl.c (struct c_binding): Add locus field.
3026 (bind): Add locus argument, set locus field from it.
3027 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3028 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3029 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3030 implicitly_declare, undeclared_variable, lookup_label,
3031 declare_label, c_make_fname_decl, c_builtin_function,
3032 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3035 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3038 * config/i386/i386.c (classify_argument): Check total size of
3041 2009-03-30 Martin Jambor <mjambor@suse.cz>
3043 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3044 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3045 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3048 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3049 seen_variable_array_ref while also traversing a union.
3051 * tree-inline.c (optimize_inline_calls): Do not call
3052 cgraph_node_remove_callees.
3053 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3054 (pass_remove_cgraph_callee_edges): New variable.
3055 * passes.c (init_optimization_passes): Add
3056 pass_remove_cgraph_callee_edges after early inlining and before all
3057 late intraprocedural passes.
3059 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3061 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3063 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3066 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3068 * combine.c (simplify_comparison): Use have_insn_for.
3069 * dojump.c (do_jump): Likewise.
3071 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3073 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3074 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3075 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3076 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3077 instead of sparc_compare_emitted.
3078 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3079 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3080 instead of sparc_compare_emitted.
3082 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3084 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3085 enter/exit cfglayout mode.
3086 (pass_partition_block): Require it.
3087 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3088 (combine_instructions): Track basic blocks instead of labels.
3089 (update_cfg_for_uncondjump): New.
3090 (try_combine): Use it. Update jumps after rescanning.
3091 (pass_combine): Require PROP_cfglayout.
3092 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3094 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3096 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3097 Provide/destroy PROP_cfglayout respectively.
3098 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3099 * tree-pass.h (PROP_cfglayout): New.
3101 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3103 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3104 fold_convert_const_fixed_from_fixed,
3105 fold_convert_const_fixed_from_int,
3106 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3107 set TREE_CONSTANT_OVERFLOW.
3108 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3109 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3111 2009-03-30 Ira Rosen <irar@il.ibm.com>
3113 * tree-vect-loop-manip.c: New file.
3114 * tree-vectorizer.c: Update documentation and included files.
3115 (vect_loop_location): Make extern.
3116 (rename_use_op): Move to tree-vect-loop-manip.c
3117 (rename_variables_in_bb, rename_variables_in_loop,
3118 slpeel_update_phis_for_duplicate_loop,
3119 slpeel_update_phi_nodes_for_guard1,
3120 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3121 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3122 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3123 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3124 find_loop_location): Likewise.
3125 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3126 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3127 get_vectype_for_scalar_type, vect_is_simple_use,
3128 supportable_widening_operation, supportable_narrowing_operation):
3130 (bb_in_loop_p): Move to tree-vect-loop.c.
3131 (new_loop_vec_info, destroy_loop_vec_info,
3132 reduction_code_for_scalar_code, report_vect_op,
3133 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3134 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3135 (vect_supportable_dr_alignment): Likewise.
3136 * tree-vectorizer.h (tree-data-ref.h): Include.
3137 (vect_loop_location): Declare.
3138 Reorganize function declarations according to the new file structure.
3139 * tree-vect-loop.c: New file.
3140 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3141 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3142 * tree-vect-data-refs.c: New file.
3143 * tree-vect-patterns.c (timevar.h): Don't include.
3144 * tree-vect-stmts.c: New file.
3145 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3146 tree-vect-slp.c, tree-vect-loop.c.
3147 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3148 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3149 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3150 (tree-vect-analyze.o): Remove.
3151 (tree-vect-transform.o): Likewise.
3152 (tree-vect-data-refs.o): Add rule.
3153 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3154 tree-vect-slp.o): Likewise.
3155 (tree-vect-patterns.o): Remove redundant dependencies.
3156 (tree-vectorizer.o): Likewise.
3157 * tree-vect-slp.c: New file.
3159 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3161 * optc-gen.awk: Warn if an option flag has multiple different
3164 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3166 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3167 -floop-block): Document dependences on PPL, CLooG and Graphite.
3169 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3171 PR rtl-optimization/323
3172 * c-common.c (c_fully_fold, convert_and_check,
3173 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3174 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3175 * c-common.def (EXCESS_PRECISION_EXPR): New.
3176 * c-cppbuiltin.c (builtin_define_float_constants): Define
3177 constants with enough digits for long double.
3178 * c-lex.c (interpret_float): Interpret constant with excess
3179 precision where appropriate.
3180 * c-opts.c (c_common_post_options): Set
3181 flag_excess_precision_cmdline. Give an error for
3182 -fexcess-precision=standard for C++ for processors where the
3183 option is significant.
3184 * c-parser.c (c_parser_conditional_expression): Handle excess
3185 precision in condition.
3186 * c-typeck.c (convert_arguments): Handle arguments with excess
3188 (build_unary_op): Move excess precision outside operation.
3189 (build_conditional_expr): Likewise.
3190 (build_compound_expr): Likewise.
3191 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3192 (build_modify_expr): Handle excess precision in RHS.
3193 (convert_for_assignment): Handle excess precision in converted
3195 (digest_init, output_init_element, process_init_element): Handle
3196 excess precision in initializer.
3197 (c_finish_return): Handle excess precision in return value.
3198 (build_binary_op): Handle excess precision in operands and add
3199 excess precision as needed for operation.
3200 * common.opt (-fexcess-precision=): New option.
3201 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3202 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3203 For standard excess precision, output explicit conversion to and
3204 truncation from XFmode.
3205 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3206 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3207 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3208 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3209 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3210 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3211 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3212 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3213 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3214 define_splits, sqrt<mode>2): Disable where appropriate for
3215 standard excess precision.
3216 * convert.c (convert_to_real): Do not shorten arithmetic to type
3217 for which excess precision would be used.
3218 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3219 * doc/invoke.texi (-fexcess-precision=): Document option.
3220 (-mfpmath=): Correct index entry.
3221 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3222 flag_excess_precision): New.
3223 * langhooks.c (lhd_post_options): Set
3224 flag_excess_precision_cmdline.
3225 * opts.c (common_handle_option): Handle -fexcess-precision=.
3226 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3227 init_excess_precision): New.
3228 (lang_dependent_init_target): Call init_excess_precision.
3229 * tree.c (excess_precision_type): New.
3230 * tree.h (excess_precision_type): Declare.
3232 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3235 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3236 non-lvalue to component.
3238 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3240 PR preprocessor/34695
3241 * Makefile.in (c-opts.o): Depend on c-tree.h.
3242 * c-common.c: Move down include of diagnostic.h.
3243 (done_lexing, c_cpp_error): New.
3244 * c-common.h (done_lexing): Declare.
3245 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3247 * c-opts.c: Include c-tree.h.
3248 (c_common_init_options): Set preprocessor error callback.
3249 (c_common_handle_option): Do not set preprocessor
3250 inhibit_warnings, warnings_are_errors, warn_system_headers,
3251 pedantic_errors or inhibit_warnings flags.
3252 (c_common_post_options): Do not check cpp_errors (parse_in).
3253 (c_common_finish): Do not output dependencies if there were
3254 errors. Do not check return value of cpp_finish.
3255 * c-ppoutput.c (pp_file_change): Set input_location.
3256 * c-tree.h (c_cpp_error): Declare.
3257 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3259 (diagnostic_build_prefix): Check override_column.
3260 * diagnostic.h (diagnostic_info): Add override_column field.
3261 (diagnostic_override_column): Define.
3263 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3265 * c-common.c (c_expand_expr, c_staticp): Remove.
3266 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3267 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3268 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3269 * c-gimplify.c (gimplify_compound_literal_expr,
3270 optimize_compound_literals_in_ctor): Remove.
3271 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3272 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3273 * c-semantics.c (emit_local_var): Remove.
3275 * langhooks-def.h (lhd_expand_expr): Remove.
3276 * langhooks.c (lhd_expand_expr): Remove.
3277 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3279 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3280 handling from c-semantics.c; don't call into langhook.
3281 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3282 * gimplify.c (gimplify_compound_literal_expr,
3283 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3284 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3285 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3286 as was done in c-gimplify.c.
3287 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3288 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3289 Move from c-common.h.
3290 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3292 * tree.c (staticp): Do not call langhook.
3293 * langhooks.c (lhd_staticp): Delete.
3294 * langhooks-def.h (lhd_staticp): Delete prototype.
3295 (LANG_HOOKS_STATICP): Delete.
3296 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3298 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3299 instead of DECL_STMTs.
3301 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3309 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3311 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3312 contained expression.
3313 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3314 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3315 conditional expressions for C.
3316 (decl_constant_value_for_optimization): Move from
3317 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3318 whether optimizing and that the expression is a VAR_DECL not of
3319 array type instead of doing such checks in the caller. Do not
3320 check pedantic. Call gcc_unreachable for C++.
3321 * c-common.def (C_MAYBE_CONST_EXPR): New.
3322 * c-common.h (c_fully_fold, c_save_expr,
3323 decl_constant_value_for_optimization): New prototypes.
3324 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3325 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3326 EXPR_INT_CONST_OPERANDS): Define.
3327 * c-convert.c (convert): Strip nops from expression.
3328 * c-decl.c (groktypename): Take extra parameters expr and
3329 expr_const_operands. Update call to grokdeclarator.
3330 (start_decl): Update call to grokdeclarator. Add statement for
3331 expressions used in type of decl.
3332 (grokparm): Update call to grokdeclarator.
3333 (push_parm_decl): Update call to grokdeclarator.
3334 (build_compound_literal): Add parameter non_const and build a
3335 C_MAYBE_COSNT_EXPR if applicable.
3336 (grokdeclarator): Take extra parameters expr and
3337 expr_const_operands. Track expressions used in declaration
3338 specifiers and declarators. Fold array sizes and track whether
3339 they are constant expressions and whether they are integer
3340 constant expressions.
3341 (parser_xref_tag): Set expr and expr_const_operands fields in
3343 (grokfield): Update call to grokdeclarator.
3344 (start_function): Update call to grokdeclarator.
3345 (build_null_declspecs): Set expr and expr_const_operands fields in
3347 (declspecs_add_type): Handle expressions in typeof specifiers.
3348 * c-parser.c (c_parser_declspecs): Set expr and
3349 expr_const_operands fields for declaration specifiers.
3350 (c_parser_enum_specifier): Likewise.
3351 (c_parser_struct_or_union_specifier): Likewise.
3352 (c_parser_typeof_specifier): Likewise. Update call to
3353 groktypename. Fold expression as needed. Return expressions with
3354 type instead of adding statements.
3355 (c_parser_attributes): Update calls to c_parser_expr_list.
3356 (c_parser_statement_after_labels): Fold expression before passing
3357 to objc_build_throw_stmt.
3358 (c_parser_condition): Fold expression.
3359 (c_parser_asm_operands): Fold expression.
3360 (c_parser_conditional_expression): Use c_save_expr. Update call
3361 to build_conditional_expr.
3362 (c_parser_alignof_expression): Update call to groktypename.
3363 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3364 original_code. Fold expression argument of va_arg. Create
3365 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3366 argument to va_arg. Update calls to groktypename. Fold array
3367 index for offsetof. Verify that first argument to
3368 __builtin_choose_expr has integer type.
3369 (c_parser_postfix_expression_after_paren_type): Update calls to
3370 groktypename and build_compound_literal. Handle expressions with
3371 side effects in type name.
3372 (c_parser_postfix_expression_after_primary): Update call to
3373 c_parser_expr_list. Set original_code for calls to
3374 __builtin_constant_p.
3375 (c_parser_expr_list): Take extra parameter fold_p. Fold
3376 expressions if requested.
3377 (c_parser_objc_type_name): Update call to groktypename.
3378 (c_parser_objc_synchronized_statement): Fold expression.
3379 (c_parser_objc_receiver): Fold expression.
3380 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3381 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3382 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3383 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3384 (struct c_typespec): Add elements expr and expr_const_operands.
3385 (struct c_declspecs): Add elements expr and expr_const_operands.
3386 (groktypename, build_conditional_expr, build_compound_literal):
3388 (in_late_binary_op): Declare.
3389 * c-typeck.c (note_integer_operands): New function.
3390 (in_late_binary_op): New variable.
3391 (decl_constant_value_for_broken_optimization): Move to c-common.c
3392 and rename to decl_constant_value_for_optimization.
3393 (default_function_array_conversion): Do not strip nops.
3394 (default_conversion): Do not call
3395 decl_constant_value_for_broken_optimization.
3396 (build_array_ref): Do not fold result.
3397 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3398 result when operand is a VLA.
3399 (c_expr_sizeof_type): Update call to groktypename. Handle
3400 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3401 result when operand names a VLA type.
3402 (build_function_call): Update call to build_compound_literal.
3403 Only fold result for calls to __builtin_* functions. Strip
3404 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3405 the function designator.
3406 (convert_arguments): Fold arguments. Update call to
3407 convert_for_assignment.
3408 (build_unary_op): Handle increment and decrement of
3409 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3410 decrement earlier. Fold operand of increment and decrement.
3411 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3412 built for integer operand. Wrap returns that are INTEGER_CSTs
3413 without being integer constant expressions or that have integer
3414 constant operands without being INTEGER_CSTs.
3415 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3416 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3417 result is an integer constant expression or can be used in
3418 unevaluated parts of one and avoid folding and wrap as
3419 appropriate. Fold operands before possibly doing -Wsign-compare
3421 (build_compound_expr): Wrap result for C99 if operands can be used
3422 in integer constant expressions.
3423 (build_c_cast): Update call to digest_init. Do not ignore
3424 overflow from casting floating-point constants to integers. Wrap
3425 results that could be confused with integer constant expressions,
3426 null pointer constants or floating-point constants.
3427 (c_cast_expr): Update call to groktypename. Handle expressions
3428 included in type name.
3429 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3430 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3431 Update calls to convert_for_assignment.
3432 (convert_for_assignment): Take new parameter
3433 null_pointer_constant. Do not strip nops or call
3434 decl_constant_value_for_broken_optimization. Set
3435 in_late_binary_op for conversions to boolean.
3436 (store_init_value): Update call to digest_init.
3437 (digest_init): Take new parameter null_pointer_constant. Do not
3438 call decl_constant_value_for_broken_optimization. pedwarn for
3439 initializers not constant expressions. Update calls to
3440 convert_for_assignment.
3441 (constructor_nonconst): New.
3442 (struct constructor_stack): Add nonconst element.
3443 (really_start_incremental_init, push_init_level, pop_init_level):
3444 Handle constructor_nonconst and nonconst element.
3445 (set_init_index): Call constant_expression_warning for array
3447 (output_init_element): Fold value. Set constructor_nonconst as
3448 applicable. pedwarn for initializers not constant expressions.
3449 Update call to digest_init. Call constant_expression_warning
3450 where constant initializers are required.
3451 (process_init_element): Use c_save_expr.
3452 (c_finish_goto_ptr): Fold expression.
3453 (c_finish_return): Fold return value. Update call to
3454 convert_for_assignment.
3455 (c_start_case): Fold switch expression.
3456 (c_process_expr_stmt): Fold expression.
3457 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3458 ensure statement expression is not evaluated in constant expression.
3459 (build_binary_op): Track whether results are integer constant
3460 expressions or may occur in such, disable folding and wrap results
3461 as applicable. Fold operands for -Wsign-compare warnings unless
3463 (c_objc_common_truthvalue_conversion): Handle results folded to
3464 integer constants that are not integer constant expressions.
3465 * doc/extend.texi: Document when typeof operands are evaluated,
3466 that condition of __builtin_choose_expr is an integer constant
3467 expression, and more about use of __builtin_constant_p in
3470 2009-03-29 Richard Guenther <rguenther@suse.de>
3472 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3473 propagate addresses of array references.
3475 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3477 * regmove.c (perhaps_ends_bb_p): Remove.
3478 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3479 from INSN and check that the main loop stays within that basic block.
3480 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3481 (regmove_forward_pass): Split out from regmove_optimize. Use
3482 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3483 (regmove_backward_pass): Split out from regmove_optimize. Use
3484 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3485 (regmove_optimize): Simplify.
3487 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3490 * config/i386/i386.c (classify_argument): Ignore flexible array
3491 member in struct and warn ABI change.
3493 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3495 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3497 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3498 (ix86_adjust_cost): Updated.
3500 2009-03-29 Jan Hubicka <jh@suse.cz>
3503 * tree-pass.h (pass_cleanup_eh): New function.
3504 (remove_unreachable_regions): Break code handling RTL
3505 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3506 that can not be reached by runtime.
3507 (can_be_reached_by_runtime): New function.
3508 (label_to_region_map): New function.
3509 (num_eh_regions): New function.
3510 (rtl_remove_unreachable_regions): New function.
3511 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3512 (remove_eh_region): New function.
3513 * except.h: Include sbitmap and vecprim.
3514 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3515 num_eh_regions): Declare.
3516 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3517 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3518 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3519 (tree_empty_eh_handler_p): New function.
3520 (cleanup_empty_eh): New function.
3521 (cleanup_eh): New function.
3522 (pass_cleanup_eh): New function.
3524 2009-03-29 Jan Hubicka <jh@suse.cz>
3526 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3527 for removed regions.
3529 2009-03-29 Jan Hubicka <jh@suse.cz>
3531 * except.c (dump_eh_tree): Dump all datastructures.
3533 2009-03-29 Jan Hubicka <jh@suse.cz>
3535 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3536 (duplicate_eh_regions_1): Likewise.
3537 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3538 vector; call EH verification.
3539 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3540 Be ready for region being removed.
3542 2009-03-29 Jan Hubicka <jh@suse.cz>
3544 * bitmap.c (bitmap_last_set_bit): New function.
3545 * bitmap.h (bitmap_last_set_bit): Declare.
3547 2009-03-29 David Ayers <ayers@fsfe.org>
3550 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3551 by calling objc_compare_types and surpress warnings about
3552 incompatible C pointers that are compatible ObjC pointers.
3554 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3556 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3557 call initialize_inline_failed.
3558 (initialize_inline_failed): Move it from here ...
3559 * cgraph.c (initialize_inline_failed): ... to here.
3560 (cgraph_create_edge): Call initialize_inline_failed rather than
3561 setting inline_failed directly.
3563 2009-03-29 Ben Elliston <bje@au.ibm.com>
3566 * sysv4.opt (msdata): Improve comment.
3567 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3568 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3570 2009-03-29 Ben Elliston <bje@au.ibm.com>
3573 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3574 load and store attributes.
3576 2009-03-29 Ben Elliston <bje@au.ibm.com>
3578 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3579 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3580 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3581 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3582 __builtin_infq and __builtin_huge_valq.
3584 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3586 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3588 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3589 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3591 2009-03-28 Xinliang David Li <davidxl@google.com>
3593 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3594 (do_dbg_cnt): New function.
3596 2009-03-28 Jan Hubicka <jh@suse.cz>
3598 Merge from pretty-ipa:
3600 2009-03-27 Jan Hubicka <jh@suse.cz>
3602 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3603 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3604 * passes.c (function_called_by_processed_nodes_p): New.
3605 * ipa-pure-const.c (check_call): Fix handling of operands.
3606 (analyze_function): Dump debug output for skipped bodies.
3607 (local_pure_const): Use function_called_by_processed_nodes_p.
3608 * dwarf2out.c (reference_to_unused): Use output.
3609 * passes.c (do_per_function_toporder): Likewise.
3611 2008-11-12 Jan Hubicka <jh@suse.cz>
3613 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3614 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3615 state_set_in_source enum
3616 (check_decl): Ignore memory tags; do not set fake looping flags;
3618 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3619 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3620 (check_call, analyze_function): Rewrite.
3622 (add_new_function): Update call of analyze_function.
3623 (generate_summary): Add call of analyze_function.
3624 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3625 (local_pure_const): New function.
3626 (pass_local_pure_const): New pass.
3627 * ipa-inline.c (inline_transform): Set after_inlining.
3628 * tree-eh.c (stmt_can_throw_external): New.
3629 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3630 work with aliasing built.
3631 * tree-flow.h (stmt_can_throw_external): New.
3632 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3633 and local pure/const pass in early and late optimization queue.
3635 2009-03-28 Martin Jambor <mjambor@suse.cz>
3637 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3639 (fold_binary): Allow function decl aligment consideration is the
3640 second argument is integer constant one.
3641 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3642 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3643 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3645 2009-03-28 Jan Hubicka <jh@suse.cz>
3647 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3648 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3649 * function.h (rtl_data): Add nothrow flag.
3650 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3651 set DECL_NOTHROW for AVAILABLE functions.
3653 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3655 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3656 following vector keyword has expansion starting with pixel or bool
3657 keyword, expand vector to __vector and pixel or bool to __pixel or
3661 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3662 warn_if_disallowed_function_p): Removed.
3663 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3664 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3665 warning_if_disallowed_function_p.
3666 * flags.h (warn_if_disallowed_function_p,
3667 warn_disallowed_functions): Removed.
3668 * common.opt (Wdisallowed-function-list=): Removed.
3669 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3671 2009-03-28 Richard Guenther <rguenther@suse.de>
3673 PR tree-optimization/38723
3674 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3677 2009-03-28 Jan Hubicka <jh@suse.cz>
3679 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3680 test introduced by my previous patch.
3682 2009-03-28 Richard Guenther <rguenther@suse.de>
3684 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3685 the PHIs value undefined.
3687 2009-03-28 Jan Hubicka <jh@suse.cz>
3689 * tree-pass.h (pass_fixup_cfg): New pass.
3690 * ipa-inline.c (inline_transform): Set
3691 always_inline_functions_inlined/after_inlining.
3692 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3693 (pass_fixup_cfg): New pass.
3694 * passes.c (init_optimization_passes): Add fixup_cfg.
3696 2009-03-28 Richard Guenther <rguenther@suse.de>
3698 PR tree-optimization/38458
3699 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3700 argument use the arguments copy-of value.
3702 2009-03-28 Richard Guenther <rguenther@suse.de>
3704 PR tree-optimization/38180
3705 * tree-ssa-ccp.c (get_default_value): Simplify.
3706 (likely_value): Likewise.
3707 (surely_varying_stmt_p): Properly handle VOP case.
3708 (ccp_initialize): Likewise.
3709 (ccp_fold): Handle propagating through *&.
3710 (fold_const_aggregate_ref): Also handle decls.
3712 2009-03-28 Jan Hubicka <jh@suse.cz>
3714 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3715 * cgraph.h (cgraph_node): Likewise.
3716 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3717 (cgraph_reset_node): Use process flag.
3718 (cgraph_mark_functions_to_output): Likewise.
3719 (cgraph_expand_function): Likewise.
3720 (cgraph_expand_all_functions): Likewise.
3721 (cgraph_output_in_order): Likewise.
3722 * dwarf2out.c (reference_to_unused): Likewise.
3723 * passes.c do_per_function_toporder): Likewise.
3725 2009-03-28 Jan Hubicka <jh@suse.cz>
3727 Bring from lto-branch:
3729 2008-09-03 Doug Kwan <dougkwan@google.com>
3731 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3732 enums instead of reason strings.
3733 * cgraph.c (cgraph_create_edge): Same.
3734 (cgraph_inline_failed_string): New function.
3735 * cgraph.h (cgraph_inline_failed_t): New enum type.
3736 (cgraph_inline_failed_string): New prototype.
3737 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3738 char pointer to cgraph_inline_failed_t.
3739 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3740 (cgraph_default_inline_p): Ditto.
3741 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3742 to cgraph_inline_failed_t pointer.
3743 * cif-code.def: New file.
3744 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3746 (cgraph_check_inline_limits): Change type of REASON to pointer to
3747 cgraph_inline_failed_t. Replace reason strings with enums.
3748 (cgraph_default_inline_p): Ditto.
3749 (cgraph_recursive_inlining_p): Ditto.
3750 (update_caller_keys): Change type of FAILED_REASON to
3751 cgraph_inline_failed_t.
3752 (cgraph_set_inline_failed): Change type of REASON to pointer to
3753 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3754 convert enums to strings for text output.
3755 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3756 to be of type cgraph_inline_failed_t. Replace reason strings with
3757 enums. Call cgraph_inline_failed_string to covert enums
3758 to strings for text output.
3759 (cgraph_decide_inlining): Replace reason strings with enums.
3760 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3761 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3763 * tree-inline.c (expand_call_inline): Change type of REASON
3764 to cgraph_inline_failed_t. Replace reason strings with enums.
3765 Call cgraph_inline_failed_string for text output.
3766 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3769 2009-03-28 Jan Hubicka <jh@suse.cz>
3771 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3772 cgraph_clone_node): Remove master clone handling.
3773 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3774 * cgraph.h (master_clone): Remove.
3775 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3776 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3777 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3779 2009-03-28 Jan Hubicka <jh@suse.cz>
3781 * cgraph.c (cgraph_function_body_availability): Functions declared
3782 inline are always safe to assume that it is not going to be replaced.
3784 2009-03-28 Richard Guenther <rguenther@suse.de>
3786 PR tree-optimization/38513
3787 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3788 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3789 EXC_PTR_EXPR and FILTER_EXPR.
3790 (get_ref_from_reference_ops): Likewise.
3792 2009-03-28 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/38968
3795 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3796 Use FLOOR_MOD_EXPR to compute misalignment.
3798 2009-03-28 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/37795
3801 * tree.h (combine_comparisons): Declare.
3802 * fold-const.c (combine_comparisons): Export.
3803 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3805 (ifcombine_iforif): Use combine_comparisons.
3807 2009-03-28 Jan Hubicka <jh@suse.cz>
3809 * tree-eh.c (inlinable_call_p): New function.
3810 (make_eh_edges): Use it.
3811 (verify_eh_edges): Use it.
3812 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3813 * except.c (reachable_next_level): Add inlinable_function argument
3814 (sjlj_find_directly_reachable_regions): Update.
3815 (add_reachable_handler): Do not set saw_any_handlers.
3816 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3817 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3818 Add new inlinable call parameter.
3819 (can_throw_internal, can_throw_external): Update.
3820 * except.h (can_throw_internal_1, can_throw_external_1,
3821 foreach_reachable_handler): Update declaration.
3823 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3825 * config/arm/t-arm-coff, config/h8300/coff.h,
3826 config/i386/i386-aout.h, config/i386/i386-coff.h,
3827 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3828 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3829 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3830 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3831 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3832 sys-types.h: Remove.
3833 * Makefile.in: Remove protoize and fixproto support and references
3835 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3836 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3838 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3839 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3840 unprotoize$(exeext).
3841 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3842 (.PHONY): Don't depend on proto.
3843 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3844 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3845 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3846 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3847 build/gen-protos.o, build/scan.o, xsys-protos.h,
3848 build/fix-header$(build_exeext), build/fix-header.o,
3849 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3850 stmp-install-fixproto): Remove.
3851 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3852 SYSCALLS.c or fixproto files.
3853 (install-common): Don't install protoize.
3854 (install-headers-tar, install-headers-cpio, install-headers-cp):
3855 Don't depend on $(STMP_FIXPROTO).
3856 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3857 install fixproto files or write out fixproto settings.
3858 (uninstall): Don't uninstall protoize.
3859 * config.gcc (use_fixproto): Remove.
3860 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3861 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3862 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3863 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3864 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3865 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3866 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3867 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3868 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3869 * config/t-vxworks (STMP_FIXPROTO): Remove.
3870 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3871 STMP_FIXPROTO): Remove.
3872 * config.in, configure: Regenerate.
3873 * crtstuff.c (gid_t, uid_t): Don't undefine.
3874 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3875 (arm-*-coff, arm-*-aout: Remove target entries.
3876 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3877 Remove mention of AIX 4.1.
3878 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3879 * doc/invoke.texi (Running Protoize): Remove.
3880 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3881 (Protoize Caveats): Remove.
3882 * tsystem.h: Update comments on headers assumed to exist.
3884 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3886 * genautomata.c: Add a new year to the copyright. Add a new
3888 (struct insn_reserv_decl): Add comments for member bypass_list.
3889 (find_bypass): Remove.
3890 (insert_bypass): New.
3891 (process_decls): Use insert_bypass.
3892 (output_internal_insn_latency_func): Output all bypasses with the
3893 same input insn in one switch case.
3895 * rtl.def (define_bypass): Describe bypass choice.
3896 * doc/md.texi (define_bypass): Ditto.
3898 2009-03-27 Richard Guenther <rguenther@suse.de>
3900 * gimplify.c (mark_addressable): Export.
3901 * tree-flow.h (mark_addressable): Declare.
3902 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3903 * tree-ssa.c (verify_phi_args): Verify that address taken
3904 variables have TREE_ADDRESSABLE set.
3906 2009-03-27 Richard Guenther <rguenther@suse.de>
3908 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3909 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3910 Do not mark decls TREE_ADDRESSABLE.
3911 (build_fold_addr_expr): Adjust.
3912 (fold_addr_expr): Remove.
3913 (fold_unary): Use build_fold_addr_expr.
3914 (fold_comparison): Likewise.
3915 (split_address_to_core_and_offset): Likewise.
3916 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3918 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3919 (gimplify_modify_expr_to_memcpy): Mark source and destination
3921 * omp-low.c (create_omp_child_function): Mark the object decl
3923 (lower_rec_input_clauses): Mark the var we take the address of
3925 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3927 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3930 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3931 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3933 2009-03-27 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/39120
3936 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3938 (handle_lhs_call): Process return constraints. Add escape
3939 constraints if necessary.
3940 (handle_const_call): Fill out return constraints. Make nested
3941 case more precise. Avoid consttmp if possible.
3942 (handle_pure_call): Fill out return constraints. Avoid
3943 callused if possible.
3944 (find_func_aliases): Simplify call handling.
3946 2009-03-27 Richard Guenther <rguenther@suse.de>
3948 PR tree-optimization/39120
3949 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3950 as a representative.
3951 (solve_graph): Do propagate CALLUSED.
3952 (handle_pure_call): Use a scalar constraint from CALLUSED for
3954 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3957 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3960 * c-common.c (handle_aligned_attribute): Properly check alignment
3961 overflow. Use (1U << i) instead of (1 << i).
3963 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3965 * expr.h (get_mem_align_offset): Updated.
3967 * tree.h (tree_decl_common): Change align to "unsigned int" and
3968 move it before pointer_alias_set.
3970 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3971 Jakub Jelinek <jakub@redhat.com>
3974 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3975 gr_register_operand with gr_reg_or_0_operand.
3976 (cmpxchg_rel_di): Likewise.
3977 (sync_lock_test_and_set<mode>): Likewise.
3979 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3981 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3982 (true_regnum): Likewise.
3984 * rtlanal.c (subreg_info): Moved to ...
3985 * rtl.h (subreg_info): Here. New.
3986 (subreg_get_info): New.
3988 * rtlanal.c (subreg_get_info): Make it extern.
3990 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3993 * config/i386/i386.c (ix86_abi): New.
3994 (override_options): Handle -mabi=.
3995 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3996 (ix86_call_abi_override): Likewise.
3997 (init_cumulative_args): Likewise.
3998 (function_arg_advance): Likewise.
3999 (function_arg_64): Likewise.
4000 (function_arg): Likewise.
4001 (ix86_pass_by_reference): Likewise.
4002 (ix86_function_value_regno_p): Likewise.
4003 (ix86_build_builtin_va_list_abi): Likewise.
4004 (setup_incoming_varargs_64): Likewise.
4005 (is_va_list_char_pointer): Likewise.
4006 (ix86_init_machine_status): Likewise.
4007 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4008 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4009 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4010 (ix86_function_abi): Make it static and return enum calling_abi.
4011 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4013 (ix86_fn_abi_va_list): Updated.
4015 * config/i386/i386.h (ix86_abi): New.
4016 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4017 (CONDITIONAL_REGISTER_USAGE): Likewise.
4018 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4019 (machine_function): Likewise.
4021 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4023 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4024 (STACK_BOUNDARY): Likewise.
4025 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4027 * config/i386/i386.opt (mabi=): New.
4029 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4030 return enum calling_abi.
4031 (ix86_function_type_abi): Likewise.
4032 (ix86_function_abi): Removed.
4034 * doc/invoke.texi: Document -mabi= option for x86.
4036 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4038 * builtins.c (real_dconstp): Delete.
4039 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4041 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4042 Jakub Jelinek <jakub@redhat.com>
4045 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4046 (gen_subprogram_die): When a function is explicit, generate the
4047 DW_AT_explicit attribute.
4048 * langhooks.h (struct lang_hooks_for_decls): Add
4049 function_decl_explicit_p langhook.
4050 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4051 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4053 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4055 * builtins.c (fold_builtin_memory_op): Optimize memmove
4056 into memcpy if we can prove source and destination don't overlap.
4058 * tree-inline.c: Include gt-tree-inline.h.
4059 (clone_fn_id_num): New variable.
4060 (clone_function_name): New function.
4061 (tree_function_versioning): Use it.
4062 * Makefile.in (GTFILES): Add tree-inline.c.
4064 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4066 * BASE-VER: Change to 4.5.0.
4068 2009-03-27 Xinliang David Li <davidxl@google.com>
4070 PR tree-optimization/39557
4071 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4073 2009-03-27 Xinliang David Li <davidxl@google.com>
4075 PR tree-optimization/39548
4076 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4079 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4081 * c-common.c (pointer_int_sum): Use %wd on return from
4084 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4086 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4087 on return from tree_low_cst.
4089 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4092 * ginclude/stdarg.h (va_copy): Define also for
4093 __GXX_EXPERIMENTAL_CXX0X__.
4095 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4098 * builtins.h (c_strlen): Do not warn here.
4099 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4100 * c-common.c (pointer_int_sum): Take an explicit location.
4101 Warn about offsets out of bounds.
4102 * c-common.h (pointer_int_sum): Adjust declaration.
4104 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4106 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4109 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4112 * opts.c (warn_if_disallowed_function_p): Don't assume
4113 get_callee_fndecl must return non-NULL.
4115 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4117 PR rtl-optimization/39522
4118 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4119 when reg_reloaded_valid is set.
4121 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4123 * config/spu/divv2df3.c: New file.
4124 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4125 (DPBIT_FUNCS): Filter out _div_df.
4127 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4129 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4130 a jump insn, count that jump in the distance to the loop start.
4132 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4135 * config/sh/sh.c (calc_live_regs): Fix condition for global
4136 registers except PIC_OFFSET_TABLE_REGNUM.
4138 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4141 * doc/invoke.texi (-mconsole): New.
4145 (-mnop-fun-dllimport): New.
4149 (sub section "i386 and x86-64 Windows Options"): New.
4151 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4153 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4154 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4156 2009-03-25 Richard Guenther <rguenther@suse.de>
4159 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4162 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4164 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4165 neither of haifa/selective schedulers are working.
4167 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4169 * doc/invoke.texi (Debugging Options): Fix description of
4170 -fno-merge-debug-strings.
4172 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4174 * config/cris/libgcc.ver: New version-script.
4175 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4177 * configure.ac <GAS features, nop mnemonic>: Add pattern
4178 crisv32-*-* for "nop".
4179 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4180 * configure: Regenerate.
4182 2009-03-24 Ira Rosen <irar@il.ibm.com>
4184 PR tree-optimization/39529
4185 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4186 mark_sym_for_renaming for the tag copied to the new vector
4189 2009-03-24 Arthur Loiret <aloiret@debian.org>
4191 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4192 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4193 EXTRA_SPEC_FUNCTIONS.
4194 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4195 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4196 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4197 -march and -mtune options.
4199 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4201 * config/m68k/t-rtems: Add m5329 multilib.
4203 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4204 Jakub Jelinek <jakub@redhat.com>
4207 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4210 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4213 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4214 instead of c_parser_expression_conv, if original_code isn't one of the
4215 4 allowed comparison codes, fail.
4217 2009-03-23 Richard Guenther <rguenther@suse.de>
4219 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4220 * tree.h (struct tree_type): Likewise.
4221 * reload.h (struct insn_chain): Likewise.
4222 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4223 * function.h (struct function): Likewise.
4224 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4226 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4228 PR tree-optimization/39516
4229 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4231 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4233 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4234 should be set true if BITS_PER_WORD of target is bigger than 32
4236 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4238 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4239 Translate -B-options to -rpath-link. Correct existing
4240 rpath-link and conditionalize on !nostdlib.
4242 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4244 * doc/extend.texi (Function Attributes, Variable Attributes):
4246 * doc/invoke.texi (Debugging Options, Optimize Options)
4247 (i386 and x86-64 Options, MCore Options): Likewise.
4249 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4252 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4253 it for block local namespace aliases.
4254 (gen_decl_die): Pass context_die to gen_namespace_die.
4256 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4259 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4260 minimum or maximum value.
4262 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4264 * reginfo.c (globalize_reg): Recompute derived reg sets.
4266 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4269 * libgcc2.c (mprotect): Do not use signed arguments for
4270 VirtualProtect, use DWORD arguments. Also fix the 'may
4271 be used uninitialized' warning for the np variable.
4273 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4276 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4277 functions using regparm calling conventions when not optimizing.
4278 (ix86_function_sseregparm): Similarly for sseregparm calling
4281 2009-03-19 Li Feng <nemokingdom@gmail.com>
4284 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4285 dependence if the first conflict is after niter iterations.
4287 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4290 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4291 functions with dynamic stack-pointer adjustments.
4293 2009-03-19 Ben Elliston <bje@au.ibm.com>
4295 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4296 option; change to -msdata=data.
4298 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4300 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4303 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4306 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4308 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4310 * doc/invoke.texi (Code Gen Options): Expand discussion of
4313 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4315 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4316 * matrix-reorg.c (struct matrix_info): Likewise.
4317 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4318 * rtl.h (struct mem_attrs): Likewise.
4319 * df.h (struct df): Likewise.
4320 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4321 * ira-int.h (struct ira_allocno): Likewise.
4322 * df-scan.c (struct df_collection_rec): Likewise.
4323 * ira.c (struct equivalence): Likewise.
4324 * function.c (struct temp_slot): Likewise.
4325 * cfgloop.h (struct loop): Likewise.
4328 * function.c (use_register_for_decl): When not optimizing, disregard
4329 register keyword for variables with types containing methods.
4331 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4334 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4335 (is_simple_operand): Call contains_component_ref_p before calling data
4336 reference analysis that would fail on COMPONENT_REFs.
4338 * tree-vrp.c (search_for_addr_array): Fix formatting.
4340 2009-03-18 Richard Guenther <rguenther@suse.de>
4342 * tree-vect-transform.c (vect_loop_versioning): Fold the
4343 generated comparisons.
4344 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4345 (slpeel_tree_peel_loop_to_edge): Likewise.
4347 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4350 * opts.c (print_specific_help): In addition to `undocumented',
4351 accept `separate' and `joined' flags if passed alone. Describe
4352 output by the first matched one of those.
4353 (common_handle_option): Skip over empty strings.
4354 * gcc.c (display_help): Fix help string for `--help='.
4355 * doc/invoke.texi (Option Summary, Overall Options): With
4356 `--help=', classes and qualifiers can both be repeated, but
4357 only the latter can be negated. One should not pass only
4358 negated qualifiers. Fix markup and examples.
4361 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4363 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4364 and -fhelp=separate.
4366 2009-03-17 Jing Yu <jingyu@google.com>
4369 * function.h (struct rtl_data): Move is_thunk from here...
4370 (struct function): ...to here.
4371 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4372 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4374 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4376 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4377 (alpha_output_function_end_prologue): Likewise.
4378 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4379 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4380 (rs6000_output_function_epilogue): Likewise.
4381 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4383 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4387 from different units in a single alternative.
4388 (*truncdfsf_i387): Ditto.
4389 (*truncxfsf2_mixed): Ditto.
4390 (*truncxfdf2_mixed): Ditto.
4392 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4394 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4395 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4398 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4399 unused non-artificial variables when not optimizing.
4402 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4403 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4404 NAMESPACE_DECL in its DECL_INITIAL.
4407 * optabs.c (set_user_assembler_libfunc): New function.
4408 * expr.h (set_user_assembler_libfunc): New prototype.
4409 * c-common.c: Include libfuncs.h.
4410 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4411 for memcmp, memset, memcpy, memmove and abort.
4412 * Makefile.in (c-common.o): Depend on libfuncs.h.
4415 * dwarf2out.c (gen_inlined_enumeration_type_die,
4416 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4417 gen_tagged_type_instantiation_die): Removed.
4418 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4421 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4424 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4426 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4427 (check-parallel-%): Ditto.
4428 (check-consistency): Ditto.
4430 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4432 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4433 local variable rhs by NULL_TREE.
4435 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4438 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4440 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4443 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4445 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4448 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4449 for ms->sysv ABI calls only in 64bit mode.
4451 * config/i386/i386.md (untyped_call): Support 32bit.
4453 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4455 * doc/extend.texi: Replace x86_65 with x86_64.
4457 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4459 PR tree-optimization/39455
4460 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4461 mismatches for POINTER_TYPE_P (type).
4462 (number_of_iterations_le): Likewise.
4464 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4466 * config/picochip/picochip.c: Removed profiling support.
4467 * config/picochip/picochip.md: Removed profiling instruction.
4468 * config/picochip/picochip.h: Removed profiling builtin.
4470 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4472 * doc/install.texi (--with-host-libstdcxx): Document.
4474 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4477 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4478 generate a warning if the function name does not begin with
4479 "__vector" and the function has either the 'signal' or 'interrupt'
4480 attribute, from here to ...
4481 (avr_declare_function_name): ...here. New function.
4482 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4483 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4485 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4488 * cse.c (fold_rtx): Don't modify original const_arg1 when
4489 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4490 separate variable instead.
4491 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4492 from out of range shift counts.
4493 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4495 2008-03-13 Catherine Moore <clm@codesourcery.com>
4497 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4498 diagnostic.h with $(DIAGNOSTIC_H).
4500 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4503 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4505 * config/i386/sync.md (sync_compare_and_swap<mode>,
4506 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4507 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4509 (sync_double_compare_and_swapdi_pic,
4510 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4511 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4513 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4516 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4518 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4521 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4522 (avx_addsubv4df3): Likewise.
4523 (*avx_addsubv4sf3): Likewise.
4524 (sse3_addsubv4sf3): Likewise.
4526 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4529 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4531 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4534 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4535 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4536 registers for allocnos created from user-defined variables.
4538 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4541 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4542 of non-integer mode as well.
4544 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4546 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4547 for functions for which the parameter types are unknown.
4549 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4552 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4553 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4554 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4555 * config/i386/i386.c (ix86_local_alignment): For
4556 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4557 long long variables on the stack to avoid dynamic realignment.
4558 Allow the first argument to be a decl rather than type.
4559 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4561 2009-03-11 Nick Clifton <nickc@redhat.com>
4564 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4566 Add description to mno-lsim option.
4567 * config/mcore/mcore.h: Remove comment about deprecated m4align
4569 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4570 * doc/invoke.texi: Add description of mno-lsim and
4571 mstack-increment options.
4573 * config/fr30/fr30.opt: Document the -mno-lsim option.
4574 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4575 and -mno-lsim options.
4577 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4579 * fold-const.c (fold_comparison): Only call fold_inf_compare
4580 if the mode supports infinities.
4582 2009-03-11 Jason Merrill <jason@redhat.com>
4585 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4586 end already did. Notice GIMPLE_CALL modifications of the result.
4587 Don't copy debug information from an ignored decl or a decl from
4590 2009-03-10 Richard Guenther <rguenther@suse.de>
4591 Nathan Froyd <froydnj@codesourcery.com>
4594 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4595 (__divMODE3): Likewise.
4597 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4599 PR tree-optimization/39394
4600 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4601 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4603 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4605 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4606 inline asms for register asm ("") declarations.
4608 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4610 * fold-const.c (fold_unary): Fix comment.
4612 2009-03-07 Jan Hubicka <jh@suse.cz>
4615 * tree-inline.c (setup_one_parameter): Do replacement of const
4616 argument by constant in SSA form.
4618 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4621 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4622 determine alignment passed to assign_stack_local.
4623 (assign_parms_unsplit_complex): Likewise.
4624 * except.c (sjlj_build_landing_pads): Likewise.
4626 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4629 * tree-flow.h (add_referenced_var): Return bool instead of void.
4630 * tree-dfa.c (add_referenced_var): Return result of
4631 referenced_var_check_and_insert call.
4632 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4633 of referenced_var_check_and_insert.
4636 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4637 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4638 DIE, don't emit it if abstract origin already has it.
4639 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4640 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4642 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4644 * genpreds.c (needs_variable): Fix parentheses at variable name
4646 (write_tm_constrs_h): Indent generated code.
4648 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4650 * doc/extend.texi (Function Attributes): Add documentation
4653 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4656 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4657 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4659 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4661 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4664 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4667 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4668 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4670 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4672 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4673 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4674 constants instead of magic numbers.
4675 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4677 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4678 (x86_64_ms_abi_int_parameter_registers): Ditto.
4679 (x86_64_int_return_registers): Ditto.
4680 (ix86_maybe_switch_abi): Ditto.
4681 (ix86_expand_call): Ditto for clobbered_registers array.
4682 (ix86_hard_regno_mode_ok): Ditto.
4683 (x86_extended_QIreg_mentioned_p): Ditto.
4685 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4687 PR tree-optimization/39349
4688 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4690 * combine.c (gen_lowpart_for_combine): Use omode when generating
4693 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4695 PR rtl-optimization/39235
4696 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4698 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4700 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4702 2009-03-04 Richard Guenther <rguenther@suse.de>
4704 PR tree-optimization/39362
4705 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4706 that occur in abnormal PHIs should be varying.
4708 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4710 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4712 (simple_iv): Take loop as an argument instead of statement.
4713 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4714 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4716 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4718 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4719 * matrix-reorg.c (analyze_transpose): Ditto.
4720 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4721 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4722 * tree-predcom.c (ref_at_iteration): Ditto.
4723 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4725 2009-03-04 Richard Guenther <rguenther@suse.de>
4727 PR tree-optimization/39358
4728 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4729 escaped_id and callused_id.
4730 (solve_graph): Likewise.
4732 2009-03-04 Richard Guenther <rguenther@suse.de>
4734 PR tree-optimization/39339
4735 * tree-sra.c (try_instantiate_multiple_fields): Make it
4736 no longer ICE on the above.
4738 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4740 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4741 that fits within Pmode.
4743 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4746 * tm.texi (LIBCALL_VALUE): Update description.
4748 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4751 * doc/extend.texi (section): Update description.
4753 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4756 * tree-inline.c (remapped_type): New.
4757 (can_be_nonlocal): Call remapped_type instead of remap_type.
4759 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4762 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4763 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4765 2009-03-03 Richard Guenther <rguenther@suse.de>
4768 * tree.c (tree_nonartificial_location): New function.
4769 * tree.h (tree_nonartificial_location): Declare.
4770 * builtins.c (expand_builtin_memory_chk): Provide location
4771 of the call location for artificial function pieces.
4772 (maybe_emit_chk_warning): Likewise.
4773 (maybe_emit_sprintf_chk_warning): Likewise.
4774 (maybe_emit_free_warning): Likewise.
4775 * expr.c (expand_expr_real_1): Likewise.
4777 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4779 PR tree-optimization/39343
4780 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4781 COMPONENT_REF t has ARRAY_TYPE.
4783 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4786 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4787 when the type precision of the induction variable should be
4788 larger than the type precision of nit.
4789 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4790 * graphite.c (graphite_loop_normal_form): Same.
4791 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4793 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4795 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4796 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4797 numbers to describe clobbered registers.
4798 (*call_value_0_rex64_ms_sysv): Ditto.
4799 * config/i386/mmx.md (mmx_emms): Ditto.
4802 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4804 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4807 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4809 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4810 (spu_section_type_flags): New function.
4812 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4815 reg_class_contents of FLOAT_REGS into a temporary.
4817 2009-03-02 Richard Guenther <rguenther@suse.de>
4818 Ira Rosen <irar@il.ibm.com>
4820 PR tree-optimization/39318
4821 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4822 information to the vectorized statement.
4824 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4826 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4827 variable. Use defined names instead of magic constants for REX SSE
4830 2009-03-01 Richard Guenther <rguenther@suse.de>
4832 PR tree-optimization/39331
4833 * omp-low.c (lower_send_shared_vars): Do not receive new
4834 values for the reference of DECL_BY_REFERENCE parms or results.
4836 2009-03-01 Jan Hubicka <jh@suse.cz>
4839 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4840 BLOCK_NONLOCALIZED_VAR): New macros.
4841 (tree_block): Add nonlocalized_vars.
4842 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4843 gen_decl_die): Add origin argument. Allow generation of die with
4844 origin at hand only.
4845 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4846 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4848 (gen_block_die): Fix checking for unused blocks.
4849 (process_scope_var): Break out from .... ; work with origins only.
4850 (decls_for_scope) ... here; process nonlocalized list.
4851 (dwarf2out_ignore_block): Look for nonlocalized vars.
4852 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4854 (dump_scope_block): Dump them.
4855 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4856 (remap_block): Likewise.
4857 (can_be_nonlocal): New predicate.
4858 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4860 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4862 * configure: Regenerate.
4864 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4866 * optc-gen.awk: No need to duplicate option flags twice.
4867 Reuse help texts for duplicate options which do not have any.
4869 * gcc.c (display_help): Document --version.
4871 * gcc.c (main): If print_help_list and verbose_flag, ensure
4872 driver output comes before subprocess output.
4874 * optc-gen.awk: Assign all remaining fields to help string,
4875 space-separated, for multi-line help in *.opt.
4877 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4878 -Wno-pedantic-ms-format is for MinGW targets only.
4880 * doc/options.texi (Option file format): Fix bad indentation,
4881 restoring dropped sentence.
4883 2009-02-28 Jan Hubicka <jh@suse.cz>
4885 * tree-inline.c (tree_function_versioning): Output debug info.
4887 2009-02-28 Jan Hubicka <jh@suse.cz>
4890 * tree-inline.c (setup_one_parameter): Do not copy propagate
4891 arguments when not optimizing.
4893 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4896 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4897 (avx_addsubv4df3): Likewise.
4898 (*avx_addsubv4sf3): Likewise.
4899 (sse3_addsubv4sf3): Likewise.
4900 (*avx_addsubv2df3): Likewise.
4901 (sse3_addsubv2df3): Likewise.
4902 (avx_unpckhps256): Correct item selectors.
4903 (avx_unpcklps256): Likewise.
4904 (avx_unpckhpd256): Likewise.
4905 (avx_unpcklpd256): Likewise.
4907 2009-02-28 Jan Hubicka <jh@suse.cz>
4909 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4911 (copy_arguments_for_versioning): If var is declared don't declare it.
4912 (tree_function_versioning): First setup substitutions and then copy
4915 2009-02-27 Jan Hubicka <jh@suse.cz>
4918 * cgraph.h (varpool_output_debug_info): Remove.
4919 * cgraphunit.c (varpool_output_debug_info): Remove.
4920 * dwarf2out.c (deferred_locations_struct): New struct
4921 (deferred_locations): New type.
4922 (deferred_locations_list): New static var.
4923 (deffer_location): New function.
4924 (gen_variable_die): Use it.
4925 (decls_for_scope): Output info on local static vars.
4926 (dwarf2out_finish): Process deferred locations.
4927 * varpool.c (varpool_output_debug_info): Remove.
4929 2009-02-27 Jan Hubicka <jh@suse.cz>
4932 * tree.h (TREE_PROTECTED): Fix comment.
4933 (BLOCK_HANDLER_BLOCK): Remove.
4934 (struct tree_block): Remove handler_block add body_block.
4935 (inlined_function_outer_scope_p): New.
4936 (is_body_block): Remove.
4937 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4938 * dwarf2out.c (is_inlined_entry_point): Remove.
4939 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4940 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4942 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4943 * gimplify.c (gimplify_expr): Gimplify body blocks.
4944 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4945 block with multiple subblocks.
4946 (dump_scope_block): Prettier output; dump more flags and info.
4947 (dump_scope_blocks): New.
4948 (remove_unused_locals): Use dump_scope_blocks.
4949 * tree-flow.h (dump_scope_blocks): Declare.
4950 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4951 * stmt.c (is_body_block): Remove.
4952 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4953 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4955 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4958 * graphite.c (graphite_loop_normal_form): Do not call
4959 number_of_iterations_exit from a gcc_assert.
4961 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4963 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4964 jumps if COND is NULL.
4965 (find_cond_jump): New function.
4966 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4967 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4969 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4971 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4972 force_const_mem returns NULL_RTX.
4974 2009-02-26 Jan Hubicka <jh@suse.cz>
4977 * cgraph.h (varpool_output_debug_info): Remove.
4978 * cgraphunit.c (varpool_output_debug_info): Remove.
4979 * dwarf2out.c (deferred_locations_struct): New struct
4980 (deferred_locations): New type.
4981 (deferred_locations_list): New static var.
4982 (deffer_location): New function.
4983 (gen_variable_die): Use it.
4984 (decls_for_scope): Output info on local static vars.
4985 (dwarf2out_finish): Process deferred locations.
4986 * varpool.c (varpool_output_debug_info): Remove.
4988 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4990 PR rtl-optimization/39241
4991 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4992 to subreg_offset_representable_p.
4994 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4996 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4997 execute function prototype. Get f and nregs from max_reg_num
4998 and get_insns. Remove the first backward pass as it's dead,
4999 guard the forward pass by flag_expensive_optimizations.
5000 (rest_of_handle_regmove): Delete.
5001 (pass_regmove): Replace it with regmove_optimize.
5003 2009-02-25 Martin Jambor <mjambor@suse.cz>
5005 PR tree-optimization/39259
5006 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5007 calls_alloca function flags.
5008 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5011 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5013 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5014 flags_set_1_rtx, flags_set_1_set): Delete.
5015 (regmove_optimize): Do not call mark_flags_life_zones.
5017 2009-02-24 Julian Brown <julian@codesourcery.com>
5020 * config/arm/arm.c (require_pic_register): Only set
5021 cfun->machine->pic_reg once per function.
5023 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5025 * doc/invoke.texi (Link Options): Document an easier way to pass
5026 options that take arguments to the GNU linker using -Xlinker and -Wl.
5028 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5031 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5033 2009-02-24 Richard Guenther <rguenther@suse.de>
5036 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5038 2009-02-24 Richard Guenther <rguenther@suse.de>
5039 Zdenek Dvorak <ook@ucw.cz>
5041 PR tree-optimization/39233
5042 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5043 from converting them to a generic type.
5045 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5047 PR tree-optimization/39260
5048 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5049 contains a condition with a real type.
5050 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5052 2009-02-23 Jason Merrill <jason@redhat.com>
5055 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5056 narrowing_initializer_constant_valid_p.
5057 (narrowing_initializer_constant_valid_p): Don't return
5058 null_pointer_node for adding a pointer to itself.
5060 2009-02-23 Jan Hubicka <jh@suse.cz>
5063 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5066 2009-02-23 Jan Hubicka <jh@suse.cz>
5068 PR tree-optimization/37709
5069 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5070 * tree.h (block_ultimate_origin): Declare.
5071 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5072 * tree-ssa-live.c (remove_unused_scope_block_p):
5073 Eliminate blocks containig no instructions nor live variables nor
5075 (dump_scope_block): New function.
5076 (remove_unused_locals): Enable removal of dead blocks by default;
5077 enable dumping at TDF_DETAILS.
5079 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5081 * config/i386/i386.c (classify_argument): Don't allow COImode
5083 (function_arg_advance_32): Don't allow OImode.
5084 (function_arg_32): Likewise.
5085 (function_value_32): Likewise.
5086 (return_in_memory_32): Likewise.
5087 (function_arg_64): Remove OImode comment.
5089 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5092 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5093 ix86_expand_vector_set for V4DImode in 64bit mode only.
5094 (ix86_expand_vector_init_one_var): Likewise.
5096 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5098 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5100 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5103 * loop-iv.c: Revert last change.
5104 * emit-rtl.c: Likewise.
5106 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5109 * config/i386/i386.c (type_natural_mode): Remove an extra
5110 space in the warning message.
5111 (function_value_32): Handle 32-byte vector modes.
5112 (return_in_memory_32): Likewise.
5114 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5116 * loop-iv.c (truncate_value): New function.
5117 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5119 (lowpart_subreg): Move to...
5120 * emit-rtl.c: ...here.
5122 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5124 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5125 accidental and undocumented change at revision 140860.
5127 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5129 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5130 take gimple_seq * arguments.
5131 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5132 types_compatible_p langhook.
5134 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5135 Joseph Myers <joseph@codesourcery.com>
5137 * config/arm/arm.c (arm_builtin_va_list): New function.
5138 (arm_expand_builtin_va_start): Likewise.
5139 (arm_gimplify_va_arg_expr): Likewise.
5140 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5141 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5142 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5143 (va_list_type): New variable.
5144 (arm_mangle_type): Mangle va_list_type appropriately.
5146 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5149 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5150 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5151 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5152 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5153 parameter to 1000 for -O1 by default.
5154 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5156 * loop-invariant.c: Include params.h.
5157 (move_loop_invariants): Don't call move_single_loop_invariants on
5160 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5162 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5163 offset when calculating bounds for indexing stack_usage_map. Fixes
5164 a buffer overflow with certain target setups.
5166 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5169 * calls.c (expand_call): Clear try_tail_call if caller and callee
5170 disagree in promotion of function return value.
5172 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5175 * c-common.c (c_determine_visibility): If visibility changed and
5176 DECL_RTL has been already set, call make_decl_rtl to update symbol
5179 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5182 * varasm.c (assemble_variable): Don't check DECL_NAME when
5183 globalizing a variable.
5185 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5188 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5189 expression before any __builtin_trap call.
5190 * c-typeck.c (build_function_call): Convert and check function
5191 arguments before generating a call to a trap. Evaluate the
5192 function arguments before the trap.
5194 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5198 (UNSPEC_FXAM_MEM): New unspec.
5199 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5200 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5201 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5203 2009-02-19 Richard Guenther <rguenther@suse.de>
5205 PR tree-optimization/39207
5206 PR tree-optimization/39074
5207 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5208 storedanything_tree): New.
5209 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5210 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5211 (build_succ_graph): Add edges from STOREDANYTHING to all
5213 (init_base_vars): Initialize STOREDANYTHING.
5214 (compute_points_to_sets): Free substitution info after
5215 building the succ graph.
5216 (ipa_pta_execute): Likewise.
5218 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5220 (do_ds_constraint): Do not add to special var or non-pointer
5222 (type_could_have_pointers): Split out from ...
5223 (could_have_pointers): ... here. For arrays use the element type.
5224 (create_variable_info_for): Initialize may_have_pointers.
5225 (new_var_info): Likewise.
5226 (handle_lhs_call): Make the HEAP variable unknown-sized.
5227 (intra_create_variable_infos): Use a type with pointers for
5228 PARM_NOALIAS, make it unknown-sized.
5230 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5233 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5235 2009-02-18 Jason Merrill <jason@redhat.com>
5238 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5239 value if DECL_EXTERNAL.
5240 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5241 * target.h (gcc_target::binds_local_p): Clarify "module".
5242 * tree.h (TREE_PUBLIC): Clarify "module".
5244 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5247 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5248 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5250 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5253 * c.opt (Wabi): Support C and ObjC.
5256 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5258 * config/i386/i386.c (classify_argument): Warn once about the ABI
5259 change when passing union with long double.
5261 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5263 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5266 * c-parser.c (c_parser_compound_statement): Always enter and leave
5269 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5272 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5274 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5276 PR tree-optimization/36922
5277 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5278 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5281 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5283 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5286 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5288 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5290 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5292 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5295 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5296 Richard Sandiford <rdsandiford@googlemail.com>
5298 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5299 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5300 (loongson_biadd): ...this.
5302 2009-02-17 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/39202
5305 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5306 a var make sure to follow existing collapses.
5308 2009-02-17 Richard Guenther <rguenther@suse.de>
5311 * langhooks.c (lhd_print_error_function): Check for NULL block.
5313 2009-02-17 Richard Guenther <rguenther@suse.de>
5315 PR tree-optimization/39204
5316 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5319 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5321 * config/soft-fp/double.h: Update from glibc CVS.
5323 2009-02-17 Richard Guenther <rguenther@suse.de>
5325 PR tree-optimization/39207
5326 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5327 strict-aliasing warnings for pointers pointing to NULL.
5329 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5332 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5333 skipping until next close brace.
5335 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5338 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5339 to function argument boundary.
5341 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5343 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5344 in the lea_add. Reload eventually constraints it properly.
5345 * config/picochip/constraints.md : Remove the target constraint
5346 "b", since it is not needed anymore.
5348 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5350 * gthr-dce.h: Uglify function parameter and local variable names.
5351 * gthr-gnat.h: Likewise.
5352 * gthr-mipssde.h: Likewise.
5353 * gthr-nks.h: Likewise.
5354 * gthr-posix95.h: Likewise.
5355 * gthr-posix.h: Likewise.
5356 * gthr-rtems.h: Likewise.
5357 * gthr-single.h: Likewise.
5358 * gthr-solaris.h: Likewise.
5359 * gthr-tpf.h: Likewise.
5360 * gthr-vxworks.h: Likewise.
5361 * gthr-win32.h: Likewise.
5363 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5366 * config/i386/i386.md: Restrict the new peephole2 to move
5367 between MMX/SSE registers.
5369 2009-02-15 Richard Guenther <rguenther@suse.de>
5372 2009-02-13 Richard Guenther <rguenther@suse.de>
5374 * configure.ac: Enable LFS.
5375 * configure: Re-generate.
5376 * config.in: Likewise.
5378 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5380 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5381 spu_srqwbyte, spu_srqwbytebc): Define.
5382 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5383 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5384 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5385 "shrqby_<mode>"): New insn-and-split patterns.
5386 * config/spu/spu.c (expand_builtin_args): Determine and return
5387 number of operands using spu_builtin_description data.
5388 (spu_expand_builtin_1): Use it.
5390 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5393 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5396 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5399 * config/i386/i386.c (override_options): Correct warning
5400 messages for -malign-loops, -malign-jumps and -malign-functions.
5402 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5405 * config/i386/i386.md: Restrict the new peephole2 to move
5406 between the general purpose registers.
5408 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5411 * config/i386/i386.c (type_natural_mode): Add a new argument.
5412 Return the original mode and warn ABI change if vector size is 32byte.
5413 (function_arg_advance): Updated.
5414 (function_arg): Likewise.
5415 (ix86_function_value): Likewise.
5416 (ix86_return_in_memory): Likewise.
5417 (ix86_sol10_return_in_memory): Likewise.
5418 (ix86_gimplify_va_arg): Likewise.
5419 (function_arg_32): Don't warn ABX ABI change here.
5420 (function_arg_64): Likewise.
5422 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5424 * loop-iv.c (implies_p): In the final case, test that operands 0
5425 of the two comparisons match.
5427 * config/bfin/bfin.c (find_prev_insn_start): New function.
5428 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5429 (find_next_insn_start): Move.
5431 2009-02-13 Richard Guenther <rguenther@suse.de>
5433 * configure.ac: Enable LFS.
5434 * configure: Re-generate.
5435 * config.in: Likewise.
5437 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5440 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5441 sizes on syntax error after some arguments have been parsed.
5443 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5445 * doc/invoke.texi (-fira): Remove.
5447 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5449 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5450 * recog.c: Likewise.
5453 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5455 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5456 (umul_ppmm): Likewise.
5457 (count_leading_zeros): Likewise.
5458 (count_trailing_zeros): Likewise.
5459 (UMUL_TIME): Likewise.
5461 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5463 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5464 soft-fp/t-softfp to tmake_file.
5466 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5467 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5468 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5469 IA64_BUILTIN_INFQ]: New.
5470 (ia64_init_builtins): Initialize __builtin_infq,
5471 __builtin_fabsq and __builtin_copysignq if not HPUX.
5472 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5473 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5475 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5477 (__fixtfti): Likewise.
5478 (__fixunstfti): Likewise.
5479 (__floattitf): Likewise.
5481 * config/ia64/libgcc-glibc.ver: New.
5482 * config/ia64/t-fprules-softfp: Likewise.
5483 * config/ia64/sfp-machine.h: Likewise.
5485 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5486 (LIBGCC2_TF_CEXT): Likewise.
5487 (TF_SIZE): Likewise.
5488 (TARGET_INIT_LIBFUNCS): Likewise.
5490 * config/ia64/t-glibc (SHLINB_MAPFILES):
5491 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5493 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5495 * config/i386/i386.c (construct_container): Rewrite processing
5496 BLKmode with X86_64_SSE_CLASS.
5498 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5501 * config/i386/i386.md: Replace simplify_replace_rtx with
5502 replace_rtx in the new peephole2.
5504 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5506 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5507 loop unrolling do not happen at -O2.
5509 2009-02-12 Michael Matz <matz@suse.de>
5511 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5513 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5515 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5518 2009-02-12 Ben Elliston <bje@au.ibm.com>
5520 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5521 patterns when updating the back chain. Missed in the 2009-02-10
5524 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5526 * doc/extend.texi (Decimal Floating Types): Update identifier of
5527 draft TR and list of missing support.
5529 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5532 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5533 bit to variable length decl's flags, add it also to its
5534 pointer replacement variable.
5536 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5537 Jakub Jelinek <jakub@redhat.com>
5540 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5541 (memory_blockage): New expander.
5542 (*memory_blockage): New insn pattern.
5543 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5544 instead of general blockage at the end of function prologue when
5545 frame pointer is used to access red zone area. Do not emit blockage
5546 when profiling, it is emitted in generic code.
5547 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5548 function epilogue when frame pointer is used to access red zone area.
5550 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5553 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5554 by arithmetic with memory operands.
5555 * config/i386/predicates.md (commutative_operator): New.
5557 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5559 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5562 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5564 * alias.h (record_alias_subset): Declare.
5565 * alias.c (record_alias_subset): Make global.
5567 2009-02-10 Nick Clifton <nickc@redhat.com>
5569 * tree-parloops.c: Change license to GPLv3.
5570 * ipa-struct-reorg.c: Change license to GPLv3.
5571 * ipa-struct-reorg.h: Change license to GPLv3.
5573 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5576 * c-decl.c (start_struct): Return NULL on error.
5578 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5581 * cfgloopmanip.c (remove_path): Call remove_bbs after
5582 cancel_loop_tree, not before it.
5585 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5586 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5587 VAR_DECLs were seen.
5588 * tree-ssa-live.c (remove_unused_locals): Recompute
5589 cfun->has_local_explicit_reg_vars.
5590 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5591 copies or clearings if cfun->has_local_explicit_reg_vars.
5593 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5597 of function prologue when frame pointer is used to access
5600 2009-02-10 Richard Guenther <rguenther@suse.de>
5603 * gimplify.c (gimple_regimplify_operands): Always look if
5604 we need to create a temporary.
5606 2009-02-10 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/39132
5609 * tree-loop-distribution.c (todo): New global var.
5610 (generate_memset_zero): Trigger TODO_rebuild_alias.
5611 (tree_loop_distribution): Return todo.
5613 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5616 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5617 (x86_64_reg_class_name): Removed.
5618 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5619 first one isn't X86_64_SSE_CLASS or any other ones aren't
5620 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5621 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5622 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5623 and 3 X86_64_SSEUP_CLASS.
5624 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5625 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5627 2009-02-10 Ben Elliston <bje@au.ibm.com>
5629 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5630 form instruction to update the stack back chain word, even if the
5631 user has disabled the generation of update instructions.
5632 (movdi_<mode>_update_stack): New.
5633 (movsi_update_stack): Likewise.
5634 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5635 always use an update form instruction to update the stack back
5638 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5641 * graphite.c (if_region_set_false_region): After moving a region in
5642 the false branch of a condition, remove the empty dummy basic block.
5643 (gloog): Remove wrong fix for PR38953.
5645 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5647 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5648 generation due to implicit sign extension.
5650 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5653 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5654 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5656 2009-02-09 Richard Guenther <rguenther@suse.de>
5659 * convert.c (convert_to_real): Disable (float)fn((double)x)
5660 to fnf(x) conversion if errno differences may occur and
5661 -fmath-errno is set.
5663 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5665 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5666 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5667 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5669 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5672 * c-common.c (handle_alias_attribute): Disallow attribute for
5673 anything not a FUNCTION_DECL or VAR_DECL.
5675 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5678 * real.c (do_compare): Special-case compare of zero against
5679 decimal float value.
5681 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5684 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5685 as indicating flexible array members unless the field itself is
5686 being declarared as the incomplete array.
5688 2009-02-06 Jan Hubicka <jh@suse.cz>
5690 PR tree-optimization/38844
5691 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5694 2009-02-06 Richard Guenther <rguenther@suse.de>
5697 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5698 fork because we may expand it as __gcov_fork.
5700 2009-02-06 Nick Clifton <nickc@redhat.com>
5702 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5704 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5706 PR tree-optimization/35659
5707 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5708 vn_phi_eq): Shortcut if hashcode does not match.
5709 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5711 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5712 and avoid iterative_hash_expr.
5713 (FOR_EACH_VALUE_ID_IN_SET): New.
5714 (value_id_compare): Remove.
5715 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5716 sort expressions by value id.
5718 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5721 * config/sh/predicates.md (general_movsrc_operand): Don't check
5722 the subreg of system registers here.
5724 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5727 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5730 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5732 PR rtl-optimization/39110
5733 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5734 addresses, not aligned ones.
5736 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5737 Richard Guenther <rguenther@suse.de>
5739 PR tree-optimization/39100
5740 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5741 comment says and add edges.
5743 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5746 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5747 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5749 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5751 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5752 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5753 register_bb_in_sese, new_sese, free_sese): Moved.
5754 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5755 outermost_loop_in_scop, build_scop_iteration_domain,
5756 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5757 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5758 Use loop_in_sese_p instead of loop_in_scop_p.
5759 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5760 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5761 (scopdet_basic_block_info): Fix bug in scop detection.
5762 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5763 eq_loop_to_cloog_loop): Remove.
5764 (nb_loops_around_loop_in_scop, nb_loop
5765 ref_nb_loops): Moved here...
5766 * graphite.h (ref_nb_loops): ... from here.
5767 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5768 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5769 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5770 * testsuite/gcc.dg/graphite/scop-19.c: New
5772 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5773 Hans-Peter Nilsson <hp@axis.com>
5775 PR rtl-optimization/37889
5776 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5777 Move offset handling from PLUS to before the switch. Use new
5778 arguments when considering SYMBOL_REFs too.
5779 (rtx_addr_can_trap_p): Pass dummy offset and size.
5780 (enum may_trap_p_flags): Remove.
5781 (may_trap_p_1): Pass size from MEM_SIZE.
5783 PR rtl-optimization/38921
5784 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5785 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5786 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5787 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5789 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5791 AVX Programming Reference (January, 2009)
5792 * config/i386/sse.md (*vpclmulqdq): New.
5794 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5796 PR tree-optimization/38977
5797 PR gcov-profile/38292
5798 * calls.c (special_function_p): Disregard __builtin_ prefix.
5800 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5802 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5803 non-indexable addresses even before reload.
5805 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5808 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5809 as having variable size. Do not give an error for unnamed
5810 parameters with [*] declarators. Give a warning for type names
5811 with [*] declarators and mark them as variable size.
5812 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5813 for sizeof applied to [*] type names.
5815 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5818 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5820 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5822 * gcc.c (process_command): Update copyright notice dates.
5823 * gcov.c (print_version): Likewise.
5824 * gcov-dump.c (print_version): Likewise.
5825 * mips-tfile.c (main): Likewise.
5826 * mips-tdump.c (main): Likewise.
5828 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5831 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5832 for composite type involving a zero-length array type.
5834 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5837 * function.c (match_asm_constraints_1): Skip over
5838 initial optional % in the constraint.
5841 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5842 supported, don't accept FIXED_CSTs.
5843 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5844 and _Sat is used without _Fract/_Accum. Set specs->type to
5845 integer_type_node for cts_fract/cts_accum if fixed point is not
5848 2009-02-02 Catherine Moore <clm@codesourcery.com>
5850 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5852 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5854 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5855 (ABI_HAS_64BIT_SYMBOLS): Use it.
5856 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5858 2009-02-02 Paul Brook <paul@codesourcery.com>
5860 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5862 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5865 * recog.h (asm_operand_ok): Add constraints argument.
5866 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5867 recurse on matching constraint.
5868 (check_asm_operands): Pass constraints as 3rd argument to
5869 asm_operand_ok. Don't look up matching constraint here.
5870 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5873 2009-02-02 Ben Elliston <bje@au.ibm.com>
5875 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5876 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5878 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5880 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5881 information. Remove some obsolete information. Reorganize.
5883 * config/pa/fptr.c: Revert license to GPL 2.
5884 * config/pa/milli64.S: Likewise.
5886 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5889 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5890 LIBRARY name in, instead of hard-coding it.
5891 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5892 extra target make frag to tmake_files according to EH model.
5893 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5894 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5895 frags that define makefile variable EH_MODEL appropriately.
5896 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5897 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5898 to "-sjlj" according to type of EH configured.
5899 (LIBGCC_SONAME): Concatenate it to shared library base name.
5900 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5901 to "_sjlj" according to type of EH configured.
5902 (LIBGCC_SONAME): Concatenate it to shared library base name.
5903 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5904 (SHLIB_LINK): Add missing semicolon to if-else construct.
5905 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5906 string value of "pe_dll" command-line option.
5907 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5908 (SHLIB_SONAME): Use it when overriding t-cygming default.
5909 (SHLIB_IMPLIB): Override t-cygming default.
5910 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5911 string value of "pe_dll" command-line option.
5913 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5916 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5917 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5919 2009-01-31 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/38937
5922 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5923 computing the transitive closure.
5925 2009-01-30 Richard Guenther <rguenther@suse.de>
5927 PR tree-optimization/39041
5928 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5929 Propagate variable indices only if the types match for this stmt.
5931 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5934 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5935 inline but never defined.
5937 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5939 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5940 (*insv_h_di_reg_extimm): New insn.
5941 (*insv_l<mode>_reg_extimm): New insn.
5943 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5945 * config/picochip/picochip.c (flag_conserve_stack): set
5946 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5947 fconserve-stack. Reduce call-overhead used by inliner.
5949 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5952 * common.opt (flag_conserve_stack): Initialised to zero.
5954 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5957 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5958 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5961 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5963 * ira-color.c (allocno_reload_assign): Update comments.
5964 * regmove.c (regmove_optimize): Likewise.
5968 2009-01-29 Robert Millan <rmh@aybabtu.com>
5970 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5971 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5972 `MD_UNWIND_SUPPORT'.
5973 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5975 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5977 PR tree-optimization/39007
5978 * tree-loop-distribution.c (generate_builtin): Use
5979 recompute_dominator to compute the immediate dominator of the
5980 basic block just after the loop.
5982 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5984 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5985 (ASM_OUTPUT_DWARF_PCREL): Define.
5987 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5989 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5990 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5991 global. Modify entries about regmove and IRA.
5993 * ra-conflict.c: Remove the file.
5995 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5997 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5998 (pass_regclass_init): Rename to pass_reginfo_init.
6000 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6002 * toplev.h (flag_ira): Remove.
6004 * caller-save.c (setup_save_areas): Remove flag_ira.
6006 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6008 * global.c: Remove the file.
6010 * opts.c (decode_options): Remove flag_ira.
6012 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6014 * regmove.c: Modify file description.
6015 (find_use_as_address, try_auto_increment): Define them only if
6016 AUTO_INC_DEC is defined.
6017 (replacement_quality, replace_in_call_usage, fixup_match_1,
6018 stable_and_no_regs_but_for_p): Remove.
6019 (reg_set_in_bb): Make it static.
6020 (regmove_optimize): Remove flag_ira and code which worked for
6023 * local-alloc.c: Remove the file.
6025 * common.opt (fira): Remove.
6027 * ira.c: Include except.h.
6028 (eliminable_regset): Move from global.c.
6029 (mark_elimination): Ditto. Remove flag_ira.
6030 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6031 equiv_mem_modified, validate_equiv_mem_from_store,
6032 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6033 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6034 no_equiv, recorded_label_ref): Move from local-alloc.c.
6035 (update_equiv_regs): Ditto. Make it static.
6036 (print_insn_chain, print_insn_chains): Move it from global.c.
6037 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6038 (build_insn_chain): Ditto. Make it static.
6039 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6040 Rename to init_live_subregs.
6041 (gate_ira): Remove flag_ira.
6043 * regclass.c: Rename reginfo.c. Change file description.
6044 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6045 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6046 (init_reg_sets_1): Remove code for evaluation of
6047 reg_class_superclasses and losing_caller_save_reg_set.
6048 (init_regs): Remove init_reg_autoinc.
6049 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6050 ok_for_base_p_nonstrict): Remove.
6051 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6052 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6053 corresponding entries.
6054 (dump_regclass, record_operand_costs, scan_one_insn,
6055 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6056 record_address_regs, auto_inc_dec_reg_p): Remove.
6057 (gt-regclass.h): Rename to gt-reginfo.h.
6059 * rtl.h (dump_global_regs, retry_global_alloc,
6060 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6062 * Makefile.in (RA_H): Remove.
6063 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6064 Rename regclass.o to reginfo.o.
6065 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6067 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6068 (GTFILES): Rename regclass.c to reginfo.c.
6070 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6071 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6073 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6074 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6076 (finish_spills): Ditto. Remove code for !flag_ira.
6078 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6081 * doc/invoke.texi (rtl debug options): Complete rewrite.
6082 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6084 * mode-switching.c (pass_mode_switching): Rename pass from
6085 "mode-sw" to "mode_sw".
6086 * except.c (pass_convert_to_eh_ranges): Rename pass from
6087 "eh-ranges" to "eh_ranges".
6088 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6092 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6093 Alexander Monakov <amonakov@ispras.ru>
6096 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6098 (move_exprs_to_boundary): Change return type and pass through
6099 should_move from move_op. Relax assert. Update usage ...
6100 (schedule_expr_on_boundary): ... here. Use should_move instead of
6102 (move_op_orig_expr_found): Indicate that insn was disconnected from
6104 (code_motion_process_successors): Do not call after_merge_succs
6105 callback if original expression was not found when traversing any of
6107 (code_motion_path_driver): Change return type. Update prototype.
6108 (move_op): Update comment. Add a new parameter (should_move). Update
6109 prototype. Set *should_move based on indication provided by
6110 move_op_orig_expr_found.
6112 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6114 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6115 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6116 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6117 * config/rs6000/rs6000.c (rs6000_override_options): Default
6118 avoid-indexed-addresses on for Power6, off for everything else.
6119 (avoiding_indexed_address_p): New function.
6120 (rs6000_legitimize_address): Use it.
6121 (rs6000_legitimate_address): Likewise.
6122 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6124 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6126 PR tree-optimization/38997
6127 * tree-loop-distribution.c (generate_memset_zero): Use
6128 POINTER_PLUS_EXPR for a pointer addition.
6130 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6132 * config/s390/s390.md (bswap<mode>2): New pattern added.
6134 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6136 * config/s390/s390.md (*tls_load_31): Added type attribute.
6138 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6140 * config/s390/s390.md: Fix a few comments.
6142 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6144 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6145 (*tm<mode>_full): Fixed z10prop attribute.
6146 (*tst<mode>_extimm): Fixed z10prop attribute.
6147 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6148 (*tstqiCCT_cconly): Fixed z10prop attribute.
6149 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6150 (*movsi_larl): Fixed z10prop attribute.
6151 (*movsi_zarch): Fixed z10prop attribute.
6152 (*movsi_eas): Fixed z10prop attribute.
6153 (*movhi): Fixed z10prop attribute.
6154 (*movqi): Fixed z10prop attribute.
6155 (*movstrictqi): Fixed z10prop attribute.
6156 (*mov<mode>): Fixed z10prop attribute.
6157 (*movcc): Fixed z10prop attribute.
6158 (*sethighpartdi_64): Fixed z10prop attribute.
6159 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6160 (*negdi2_sign_cc): Fixed z10prop attribute.
6161 (*negdi2_sign): Fixed z10prop attribute.
6162 (*absdi2_sign_cc): Fixed z10prop attribute.
6163 (*absdi2_sign): Fixed z10prop attribute.
6164 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6165 (*negabsdi2_sign): Fixed z10prop attribute.
6166 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6167 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6168 (doloop_si64): Fixed z10prop attribute.
6169 (doloop_si31): Fixed z10prop attribute.
6170 (doloop_long): Fixed z10prop attribute.
6171 (indirect_jump): Fixed z10prop attribute.
6172 (nop): Fixed z10prop attribute.
6173 (main_base_64): Fixed z10prop attribute.
6174 (reload_base_64): Fixed z10prop attribute.
6176 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6178 PR rtl-optimization/38740
6179 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6181 * config/mips/mips.c (mips_reorg): Likewise.
6183 2009-01-28 Richard Guenther <rguenther@suse.de>
6185 PR tree-optimization/38926
6186 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6187 with the correct value id to a value.
6188 (do_regular_insertion): Use the value number of edoubleprime
6189 for the value number of the expr.
6192 2008-08-21 Richard Guenther <rguenther@suse.de>
6194 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6195 a PHI ask VN if it is already available.
6196 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6197 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6199 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6202 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6203 set to varying whenever max has TREE_OVERFLOW set, similarly
6204 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6206 2009-01-28 Richard Guenther <rguenther@suse.de>
6209 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6210 uninitialized aggregate uses in call arguments.
6212 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6214 PR tree-optimization/38984
6215 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6216 the nothing_id variable if -fno-delete-null-pointer-checks.
6218 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6221 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6222 (set_got_offset_rex64): Ditto.
6224 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6227 * doc/extend.texi: Improve local variable with asm reg.
6229 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6231 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6232 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6233 was not supplied then set warn_packed_bitfield_compat to the
6235 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6238 2009-01-27 Richard Guenther <rguenther@suse.de>
6240 PR tree-optimization/38503
6241 * cfgexpand.c (expand_gimple_basic_block): Ignore
6242 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6243 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6244 variables that cannot have TBAA applied.
6245 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6248 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6251 * calls.c (initialize_argument_information): Do not wrap complex
6252 arguments in SAVE_EXPR.
6254 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6256 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6257 (INSTALL_LIBGCC): Revert typo commit.
6259 2009-01-26 Richard Guenther <rguenther@suse.de>
6261 PR tree-optimization/38745
6262 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6263 from special handling.
6265 2009-01-26 Richard Guenther <rguenther@suse.de>
6267 PR tree-optimization/38745
6268 * tree-ssa.c (execute_update_addresses_taken): Do not include
6269 variables that cannot possibly be a register in not_reg_needs.
6270 Do not clear TREE_ADDRESSABLE on vars that may not become
6272 * tree-ssa.c (update_alias_info_1): Include those in the set
6273 of addressable vars.
6275 2009-01-26 Richard Guenther <rguenther@suse.de>
6278 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6279 * tree-ssa-dse.c: Include langhooks.h
6280 (execute_simple_dse): Remove stores with zero size.
6282 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6285 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6288 2009-01-24 Julian Brown <julian@codesourcery.com>
6290 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6291 config/arm/linux-atomic.c.
6292 * config/arm/linux-atomic.c: New.
6294 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6296 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6297 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6298 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6300 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6303 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6306 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6308 PR tree-optimization/38953
6309 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6310 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6311 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6312 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6315 2009-01-24 Paul Brook <paul@codesourcery.com>
6317 * config/arm/neon.md (neon_type): Move to arm.md.
6318 (neon_mov<VSTRUCT>): Add neon_type attribute.
6319 * config/arm/arm.md (neon_type): Move to here.
6320 (conds): Add "unconditioal" and use as default for NEON insns.
6322 2009-01-24 Ben Elliston <bje@au.ibm.com>
6324 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6325 void *' warning from -Wc++-compat.
6326 * Makefile.in (dominance.o-warn): Remove.
6328 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6330 PR tree-optimization/38932
6331 * fold-const.c (fold_unary_ignore_overflow): New.
6332 * tree.h (fold_unary_ignore_overflow): Declare.
6333 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6334 * tree-ssa-sccvn.c (visit_reference_op_load,
6335 simplify_unary_expression): Likewise.
6337 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6339 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6340 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6341 regardless of their type.
6342 * c-common.c (handle_packed_attribute): Don't ignore packed on
6344 * c.opt (Wpacked-bitfield-compat): New warning option.
6345 * stor-layout.c (place_field): Warn if offset of a field changed.
6346 * doc/extend.texi (packed): Mention the ABI change.
6347 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6348 (Warning Options): Add it to the list.
6350 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6352 * c-opts.c (c_common_post_options): Fix a typo in comments.
6354 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6357 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6358 variables to static.
6359 * doc/invoke.texi (-fmerge-all-constants): Update description.
6361 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6365 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6367 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6369 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6371 (LOCAL_ALIGNMENT): Similarly.
6373 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6374 Joseph Myers <joseph@codesourcery.com>
6376 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6377 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6378 * config/arm/arm-tune.md: Regenerate.
6379 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6382 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6384 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6385 version number to five.
6387 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6390 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6391 * c-common.c (set_underlying_type): Likewise.
6392 (is_typedef_decl ): Likewise
6394 (set_underlying_type): Likewise.
6395 (is_typedef_type): Likewise.
6397 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6400 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6403 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6406 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6407 (LIBGCC_SPEC): Don't define.
6408 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6410 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6412 PR rtl-optimization/38879
6413 * alias.c (base_alias_check): Unaligned access via AND address can
6414 alias all surrounding object types except those with sizes equal
6415 or wider than the size of unaligned access.
6417 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6420 * c-decl.c (clone_underlying_type): Move this ...
6421 * c-common.c (set_underlying_type): ... here.
6422 Also, make sure the function properly sets TYPE_STUB_DECL() on
6423 the newly created typedef variant type.
6424 (is_typedef_decl ): New entry point.
6425 * tree.h: Added a new member member_types_needing_access_check to
6426 struct tree_decl_non_common.
6427 (set_underlying_type): New entry point.
6428 (is_typedef_type): Likewise.
6430 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6432 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6433 Check whether two instructions have memory references that
6434 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6435 are helper functions for traversing.
6436 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6437 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6438 not to draw dependency edge for instructions with non-conflicting
6441 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6444 * longlong.h: Update copyright years. Use soft-fp license notice.
6445 Sync __clz_tab declaration with glibc.
6447 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6450 * doc/extend.texi (syscall_linkage): New.
6451 (version_id): Modify.
6453 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6454 Richard Guenther <rguenther@suse.de>
6456 PR tree-optimization/38747
6457 PR tree-optimization/38748
6458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6459 conversion if the base address is an indirect reference and the
6460 aliasing sets could cause issues.
6462 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6464 * common.opt (fgraphite, fgraphite-identity): Add comment for
6465 explaining why these options are not documented.
6467 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6469 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6470 gimple_call_lhs is NULL.
6472 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6475 * emit-rtl.c (adjust_address_1): Make sure memref is never
6478 2009-01-20 Ben Elliston <bje@au.ibm.com>
6480 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6481 const qualifier from arg parameter. Remove unnecessary cast to char *.
6482 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6483 const qualifier from arg 2.
6485 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6487 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6489 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6492 * rtl.h (reinit_regs): New prototype.
6493 * regclass.c: Include ira.h.
6495 * Makefile.in (regclass.o): Add ira.h.
6496 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6498 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6501 * c-common.c (handle_aligned_attribute): Use
6502 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6503 default alignment value.
6505 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6507 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6508 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6510 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6511 __BIGGEST_ALIGNMENT__.
6513 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6515 2009-01-18 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/38819
6518 * tree-flow.h (operation_could_trap_helper_p): Declare.
6519 * tree-eh.c (operation_could_trap_helper_p): Export.
6520 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6521 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6522 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6523 are about to insert a possibly trapping instruction and fail
6526 2009-01-18 Andreas Schwab <schwab@suse.de>
6528 * doc/install.texi (Configuration): Remove obsolete paragraph
6529 about use of --with-gnu-ld with --with-gnu-as.
6531 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6533 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6534 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6535 Follow spelling conventions.
6537 2009-01-18 Ben Elliston <bje@au.ibm.com>
6539 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6540 C++ warning about implicit conversion from void * to struct
6542 (bitmap_obstack_free): Likewise for bitmap_element *.
6543 * Makefile.in (bitmap.o-warn): Remove.
6545 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6547 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6549 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6550 Tobias Grosser <tobi.grosser@amd.com>
6552 * graphite.c (graphite_trans_scop_block): Do not block single
6555 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6557 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6558 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6559 test with assertion.
6561 2009-01-16 Richard Guenther <rguenther@suse.de>
6563 PR tree-optimization/38835
6565 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6566 and INT + PTR -> (INT)(PTR p+ INT) folding.
6567 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6569 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6572 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6573 the subreg from a lowpart subreg if it is also casting the value.
6575 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6576 Tobias Grosser <tobi.grosser@amd.com>
6578 * graphite.c (compare_prefix_loops): New.
6579 (build_scop_canonical_schedules): Rewritten.
6580 (graphite_transform_loops): Move build_scop_canonical_schedules
6581 after build_scop_iteration_domain.
6583 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6584 Tobias Grosser <tobi.grosser@amd.com>
6586 * graphite.c (add_conditions_to_domain): Add the loops to
6587 the dimension of the iteration domain. Do copy the domain
6588 only when it exists.
6589 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6590 (add_conditions_to_constraints): New.
6591 (can_generate_code_stmt, can_generate_code): Removed.
6592 (gloog): Do not call can_generate_code.
6593 (graphite_transform_loops): Call add_conditions_to_constraints
6594 after building the iteration domain.
6596 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6598 PR tree-optimization/38789
6599 * tree-ssa-threadedge.c
6600 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6601 __builtin_constant_p.
6603 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6605 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6606 examined before deleting them.
6608 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6610 * function.c (aggregate_value_p): Correctly extract the function
6611 type from CALL_EXPR_FN lookup.
6613 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6615 * config/picochip/picochip.c (picochip_override_options): Revert
6616 CFI asm flag disable commited previously.
6618 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6619 Tobias Grosser <tobi.grosser@amd.com>
6620 Jan Sjodin <jan.sjodin@amd.com>
6622 * graphite.c (scan_tree_for_params): On substractions negate
6623 all the coefficients of the term.
6624 (clast_to_gcc_expression_red): New. Handle reduction expressions
6625 of more than two operands.
6626 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6627 (get_vdef_before_scop): Handle also the case of default definitions.
6629 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6631 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6632 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6633 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6635 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6636 Joey Ye <joey.ye@intel.com>
6639 * cfgexpand.c (expand_stack_alignment): Don't update stack
6640 boundary nor check incoming stack boundary here.
6641 (gimple_expand_cfg): Update stack boundary and check incoming
6642 stack boundary here.
6644 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6646 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6648 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6650 PR rtl-optimization/38245
6651 * calls.c (expand_call): Add stack arguments to
6652 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6653 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6654 in regs and partially in memory or BLKmode arguments.
6655 (emit_library_call_value_1): Add stack arguments to
6656 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6657 ACCUMULATE_OUTGOING_ARGS).
6658 * dce.c: Include tm_p.h.
6659 (find_call_stack_args): New function.
6660 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6662 (mark_insn): Call find_call_stack_args for CALL_Ps.
6663 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6664 forwards. Allocate and free arg_stores bitmap if needed, pass it
6665 down to deletable_insn_p, don't mark stores set in arg_stores
6666 bitmap, clear the bitmap at the beginning of each bb.
6667 * Makefile.in (dce.o): Depend on $(TM_P_H).
6669 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6672 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6673 to make sure the insn is a conditional test (bug 22599). Reformat a
6676 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6679 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6680 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6681 (gloog): Do not call cleanup_tree_cfg.
6682 (graphite_transform_loops): Call cleanup_tree_cfg after all
6683 scops have been code generated.
6685 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6686 * doc/gty.texi (Invoking the garbage collector): Added new node
6687 and section documenting ggc_collect.
6689 2009-01-14 Richard Guenther <rguenther@suse.de>
6691 PR tree-optimization/38826
6693 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6694 initialization notes only if we actually emitted a warning.
6695 (intra_create_variable_infos): Add constraints for a result decl
6696 that is passed by hidden reference.
6697 (build_pred_graph): Mark all related variables non-direct on
6700 2009-01-14 Nick Clifton <nickc@redhat.com>
6702 * ira-conflicts.c: Include addresses.h for the definition of
6704 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6705 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6707 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6710 * Makefile.in (ira-lives.o): Add except.h.
6712 * ira-lives.c: Include except.h.
6713 (process_bb_node_lives): Process can_throw_internal.
6715 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6717 PR rtl-optimization/38774
6718 * combine.c (simplify_set): When undoing cc_use change, don't do
6719 PUT_CODE on the newly created comparison, but instead put back the
6722 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6724 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6725 values. Remove duplicate arm8 entry.
6727 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6729 PR tree-optimization/38786
6730 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6731 the SSA_NAME case of expand_scalar_variables_expr.
6732 Set the type of an expression to the type of its assign statement.
6733 (expand_scalar_variables_expr): Also gather the scalar computation
6734 used to index the memory access. Do not pass loop_p.
6735 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6736 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6737 the gimple_stmt_iterator where it inserts new code.
6739 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6740 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6742 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6744 * graphite.h (debug_value): Removed.
6745 * graphite.c (debug_value): Removed.
6747 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6749 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6750 ldrd/strd with two 32-bit instructions.
6752 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6754 * config/arm/arm.c (struct processors): Pass for speed down into
6755 cost helper functions.
6756 (const_ok_for_op): Handle COMPARE and inequality nodes.
6757 (arm_rtx_costs_1): Rewrite.
6758 (arm_size_rtx_costs): Update prototype.
6759 (arm_rtx_costs): Pass speed down to helper functions.
6760 (arm_slowmul_rtx_costs): Rework cost calculations.
6761 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6762 (arm_9e_rtx_costs): Likewise.
6764 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6766 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6767 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6768 (alpha_legitimize_address): Do not split local symbols wider than
6769 UNITS_PER_WORD into HIGH/LO_SUM parts.
6771 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6774 * gcc.c (process_command): Replace call to execvp with calls
6775 to pex_one and exit.
6777 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6780 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6781 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6782 variant for devices with 3-byte PC.
6783 (__tablejump_elpm__): New.
6785 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6788 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6789 offsetof member-designator, handle it as `[0].'.
6791 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6793 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6794 function when not using named sections on targets with named sections
6795 if branch distance is less than 262132.
6797 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6799 * combine.c (combine_instructions): Recompute
6800 optimize_this_for_speed_p for each BB in the main combine loop.
6802 2009-01-12 Tomas Bily <tbily@suse.cz>
6805 * tree-loop-distribution.c (prop_phis): New function.
6806 (generate_builtin): Call prop_phis.
6807 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6809 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6811 PR tree-optimization/38807
6812 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6813 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6815 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6817 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6818 subreg of op0 to the original op0.
6820 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6822 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6824 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6827 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6828 starting with digits.
6830 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6833 * config/arm/arm.c (arm_is_long_call_p): Don't call
6834 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6836 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6838 * regrename.c (regrename_optimize): Fix dumping.
6839 (find_oldest_value_reg): Preserve REG_POINTER.
6840 (copy_hardreg_forward_1): Likewise.
6842 2009-01-09 Diego Novillo <dnovillo@google.com>
6844 * gimple.h (struct gimple_statement_base) <uid>: Document
6845 the restrictions on its use.
6847 (gimple_set_uid): Tidy.
6849 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6851 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6852 zero guard even if align_bytes != 0 and count is smaller than
6855 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6857 PR rtl-optimization/38495
6858 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6859 (add_range_and_copies_from_move_list): Print all added ranges.
6860 Add ranges to memory optimized destination.
6862 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6866 * config/i386/i386.c (override_options): Reject
6867 -mstringop-strategy=rep_8byte with -m32.
6868 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6869 to 1. Do count comparison against epilogue_size_needed at compile
6870 time even when count_exp was constant forced into register. For
6871 size_needed don't jump to epilogue, instead just avoid aligning
6872 and invoke the body algorithm. If need_zero_guard, add zero guard
6873 even if count is non-zero, but smaller than size_needed + number of
6874 bytes that could be stored for alignment.
6875 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6876 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6877 but smaller than size_needed + number of bytes that could be stored
6878 for alignment. Compare size_needed with epilogue_size_needed instead
6879 of desired_align - align, don't adjust size_needed, pass
6880 epilogue_size_needed to the epilogue expanders.
6883 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6885 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6887 * pa.c (last_address): Change to unsigned.
6888 (update_total_code_bytes): Change argument to unsigned. Don't
6889 check if insn addresses are set.
6890 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6891 addresses are not set.
6892 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6894 2009-01-09 Nick Clifton <nickc@redhat.com>
6896 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6897 DECL_DECLARED_INLINE_P.
6899 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6902 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6903 GET_MODE (op0) in operand_subword_force calls.
6906 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6907 fold_convert arg0 operands to TREE_TYPE (op0) first.
6909 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6911 * params.def (ira-max-conflict-table-size): Decrease default value
6914 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6916 PR tree-optimization/37031
6917 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6919 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6920 allocate it using gc instead of heap, use VEC_quick_push instead of
6922 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6923 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6924 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6925 allocated vector from heap allocated.
6926 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6927 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6928 vector only after perfect_loop_nest_depth call.
6930 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6931 Jan Sjodin <jan.sjodin@amd.com>
6933 PR tree-optimization/38559
6934 * graphite.c (debug_value, copy_constraint,
6935 swap_constraint_variables, scale_constraint_variable, ): New.
6936 (get_lower_bound, get_upper_bound): Removed.
6937 (graphite_trans_bb_strip_mine): Clean up this code that works
6938 only for constant number of iterations. Fully copy upper and
6939 lower bound constraints, not only the constant part of them.
6940 * graphite.h (debug_value): Declared.
6942 2009-01-08 Ira Rosen <irar@il.ibm.com>
6944 PR tree-optimization/37194
6945 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6946 Don't add the cost of cost model guard in prologue to scalar
6947 outside cost in case of known number of iterations.
6949 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6950 Alan Modra <amodra@bigpond.net.au>
6952 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6953 non-word-aligned REG+CONST addressing.
6955 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6958 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6959 free_after_compilation when outputting a thunk.
6960 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6961 Do not call free_after_compilation here.
6963 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6965 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6966 (ix86_valid_target_attribute_inner_p): Ditto.
6968 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6970 PR tree-optimization/38492
6971 PR tree-optimization/38498
6972 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6973 * tree-chrec.h (scev_is_linear_expression): Declared.
6974 * graphite.c (graphite_cannot_represent_loop_niter): New.
6975 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6976 (graphite_loop_normal_form): Use gcc_assert.
6977 (scan_tree_for_params): Use CASE_CONVERT.
6978 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6979 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6980 Use gcc_assert. Discard scops that contain unhandled cases.
6981 (build_scop_conditions): Return a boolean status for unhandled cases.
6982 (strip_mine_profitable_p): Print the loop number, not its depth.
6983 (is_interchange_valid): Pass the depth of the loop nest, don't
6984 recompute it wrongly.
6985 (graphite_trans_bb_block): Same.
6986 (graphite_trans_bb_block): Print tentative of loop blocking.
6987 (graphite_trans_scop_block): Do not print that the loop has been
6989 (graphite_transform_loops): Do not handle scops that contain condition
6992 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6994 AVX Programming Reference (December, 2008)
6995 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6996 (_mm256_stream_pd): Likewise.
6997 (_mm256_stream_ps): Likewise.
6999 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7000 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7001 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7002 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7003 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7004 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7005 (ix86_expand_special_args_builtin): Likewise.
7007 * config/i386/sse.md (AVXMODEDI): New.
7008 (avx_movnt<mode>): Likewise.
7009 (avx_movnt<mode>): Likewise.
7010 (<sse>_movnt<mode>): Remove AVX support.
7011 (sse2_movntv2di): Likewise.
7013 2009-01-07 Richard Guenther <rguenther@suse.de>
7016 * fold-const.c (extract_muldiv): Remove obsolete comment.
7017 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7018 to PLUS_EXPR canonicalization for the canonicalization.
7020 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7022 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7023 hosted cross-compilers generating less efficient code.
7025 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7027 * function.h (rtl_data): Add a dbr_scheduled_p field.
7028 * reorg.c (dbr_schedule): Set it.
7029 (gate_handle_delay_slots): Check it.
7030 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7031 (mips_reorg): Check flag_delayed_branch instead of
7032 mips_base_delayed_branch.
7033 (mips_override_options): Don't set mips_base_delayed_branch
7034 or flag_delayed_branch.
7036 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7038 PR rtl-optimization/38426.
7039 * ira.c (ira): Set current_function_is_leaf earlier.
7041 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7043 PR rtl-optimization/38722
7044 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7045 too early, only set a flag and modify after last possible
7048 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7051 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7052 * real.c (decimal_single_format): Correct values of emin and emax.
7053 (decimal_double_format): Ditto.
7054 (decimal_quad_format): Ditto.
7055 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7056 computation of DECnn_MIN and DECnn_MAX for corrected values of
7057 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7058 __DECnn_MIN__, and adjust its computation for the corrected value
7061 2009-01-06 Jan Hubicka <jh@suse.cz>
7064 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7066 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7068 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7069 Add Robert Clark to the list of testers.
7071 2009-01-06 Jan Hubicka <jh@suse.cz>
7072 Kai Tietz <kai.tietz@onevision.com>
7074 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7075 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7077 2009-01-06 Jan Hubicka <jh@suse.cz>
7078 Kai Tietz <kai.tietz@onevision.com>
7080 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7082 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7083 (ix86_nsaved_regs): Count only general purpose regs.
7084 (ix86_nsaved_sseregs): New.
7085 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7086 to 16 for w64; compute padding and size of sse reg save area.
7087 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7088 general purpose regs.
7089 (ix86_emit_save_sse_regs_using_mov): New.
7090 (ix86_expand_prologue): Save SSE regs if needed.
7091 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7092 (ix86_emit_restore_sse_regs_using_mov): New.
7093 (ix86_expand_epilogue): Save SSE regs if needed.
7095 2009-01-06 Jan Hubicka <jh@suse.cz>
7096 Kai Tietz <kai.tietz@onevision.com>
7098 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7099 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7100 functions when accumulate outgoing args is off.
7102 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7105 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7106 before using pseudos_have_intersected_live_ranges_p.
7108 * ira-int.h (ira_assert): Always define.
7110 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7112 AVX Programming Reference (December, 2008)
7113 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7114 (_mm256_permute2_pd): Likewise.
7115 (_mm_permute2_ps): Likewise.
7116 (_mm256_permute2_ps): Likewise.
7117 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7118 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7120 * config/i386/i386.c (ix86_builtins): Remove
7121 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7122 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7123 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7124 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7125 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7126 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7127 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7128 __builtin_ia32_vpermil2ps256.
7129 (ix86_init_mmx_sse_builtins): Updated.
7130 (ix86_expand_args_builtin): Likewise.
7132 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7134 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7135 long absolute calls when generating PA 2.0 code.
7137 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7139 PR rtl-optimization/38583
7140 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7142 * params.def (ira-max-conflict-table-size): New.
7144 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7146 * ira.h (ira_conflicts_p): New external definition.
7148 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7149 table. Report this. Return result of building.
7150 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7151 building conflict table.
7153 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7154 (ira_color): Use ira_conflicts_p.
7156 * global.c: Include ira.h.
7157 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7160 * Makefile.in (global.o): Add ira.h.
7162 * ira-build.c (mark_all_loops_for_removal,
7163 propagate_some_info_from_allocno): New.
7164 (remove_unnecessary_allocnos): Call
7165 propagate_some_info_from_allocno.
7166 (remove_low_level_allocnos): New.
7167 (remove_unnecessary_regions): Add parameter. Call
7168 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7169 parameter to remove_unnecessary_regions.
7170 (ira_build): Remove all regions but root if the conflict table was
7171 not built. Update conflict hard regs for allocnos crossing calls.
7173 * ira.c (ira_conflicts_p): New global.
7174 (ira): Define and use ira_conflicts_p.
7176 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7177 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7178 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7180 2009-01-06 Ben Elliston <bje@au.ibm.com>
7182 * gengtype-lex.l (YY_NO_INPUT): Define.
7184 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7187 * c-common.c (handle_vector_size_attribute): Also reject
7190 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7192 PR tree-optimization/38492
7193 * graphite.c (rename_map_elt, debug_rename_elt,
7194 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7195 rename_map_elt_info, eq_rename_map_elts,
7196 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7197 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7198 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7199 (sese_build_livein_liveouts): New.
7200 (new_sese, free_sese): New.
7201 (new_scop): Call new_sese.
7202 (free_scop): Call free_sese.
7203 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7204 (register_old_new_names): Renamed register_old_and_new_names.
7205 (register_scop_liveout_renames, add_loop_exit_phis,
7206 insert_loop_close_phis, struct igp,
7207 default_liveout_before_guard, add_guard_exit_phis,
7208 insert_guard_phis, copy_renames): New.
7209 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7210 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7211 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7212 (scop_adjust_phis_for_liveouts): New.
7213 (gloog): Call scop_adjust_phis_for_liveouts.
7215 * graphite.h (struct sese): Documented. Added fields liveout,
7217 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7218 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7219 (struct scop): Added field liveout_renames.
7220 (SCOP_LIVEOUT_RENAMES): New.
7222 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7224 PR tree-optimization/38510
7225 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7226 (translate_clast): Call recompute_all_dominators before
7228 (gloog): Call recompute_all_dominators before graphite_verify.
7230 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7231 Jan Sjodin <jan.sjodin@amd.com>
7233 PR tree-optimization/38500
7234 * graphite.c (create_sese_edges): Call fix_loop_structure after
7237 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7239 * config.gcc: Add m32r*-*-rtems*.
7240 * config/m32r/rtems.h: New file.
7242 2009-01-05 Ben Elliston <bje@au.ibm.com>
7244 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7245 (.po.pox): Likewise.
7246 (po/gcc.pot): Likewise.
7248 2009-01-04 David S. Miller <davem@davemloft.net>
7250 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7251 (STARTING_FRAME_OFFSET): Always set to zero.
7253 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7255 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7256 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7257 fixed-point types, and vectors of the same.
7259 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7261 * config/mips/sync.md (*mb_barrier): Rename to...
7262 (*memory_barrier): ...this.
7264 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7266 * doc/extend.texi (Function Attributes): Move @cindex after @item
7267 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7268 and put in alphabetical order. Fix 'target' name and put in order.
7269 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7272 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7274 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7275 (memory_barrier): Expand as unspec instead of unspec_volatile.
7276 Remove mem:BLK from insn operands. Use Pmode scratch register.
7277 (*memory_barrier): Define as unspec instead of unspec_volatile.
7278 Use (match_dup 0) as input operand.
7280 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7281 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7282 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7283 scratch register. Remove operand 1.
7284 (*stbar): Define as unspec instead of unspec_volatile.
7285 Use (match_dup 0) as input operand, remove (const_int 8).
7286 (*membar): Define as unspec instead of unspec_volatile.
7287 Use (match_dup 0) as input operand, remove input operand 2.
7289 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7290 (memory_barrier): Expand as unspec instead of unspec_volatile.
7291 Remove mem:BLK from insn operands. Use Pmode scratch register.
7292 (*memory_barrier): Define as unspec instead of unspec_volatile.
7293 Use (match_dup 0) as input operand.
7295 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7296 Remove mem:BLK from insn operands. Use Pmode scratch register.
7297 Set volatile flag on operand 0.
7298 (*memory_barrier): New insn pattern.
7300 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7302 (*memory_barrier): Use (match_dup 0) as input operand.
7304 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7305 Remove mem:BLK from insn operands. Use Pmode scratch register.
7306 Set volatile flag on operand 0.
7307 (*mb_internal): New insn pattern.
7309 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7311 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7314 * function.c (struct temp_slot): Move to the section of the file
7315 that deals with temp slots. Remove field 'address'.
7316 (temp_slot_address_table): New hash table of address -> temp slot.
7317 (struct temp_slot_address_entry): New struct, items for the table.
7318 (temp_slot_address_compute_hash, temp_slot_address_hash,
7319 temp_slot_address_eq, insert_temp_slot_address): Support functions
7321 (find_temp_slot_from_address): Rewrite to use the new hash table.
7322 (remove_unused_temp_slot_addresses): Remove addresses of temp
7323 slots that have been made available.
7324 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7325 worker function for remove_unused_temp_slot_addresses.
7326 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7327 Add the temp slot address to the address -> temp slot map.
7328 (update_temp_slot_address): Update via insert_temp_slot_address.
7329 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7330 (pop_temp_slots): Likewise.
7331 (init_temp_slots): Allocate the address -> temp slot map, or empty
7332 the map if it is already allocated.
7333 (prepare_function_start): Initialize temp slot processing.
7335 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7338 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7339 Calculate the size of all stack vars assuming no packing of stack
7340 vars will happen, replacing a quadratic algorithm with a linear one.
7342 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7345 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7348 2009-01-03 Diego Novillo <dnovillo@google.com>
7350 * doc/contrib.texi: Update contributions.
7352 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7355 * builtins.c (fold_builtin_memory_op): Give up if either operand
7356 is volatile. Set srctype or desttype to non-qualified version
7360 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7363 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7365 PR rtl-optimization/35805
7366 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7367 problem if fast dce is able to remove any instructions.
7368 * dce.c (dce_process_block): Fix dump message.
7370 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7373 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7375 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7378 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7379 * tree-pretty-print.c (op_code_prio): New function.
7380 (op_prio): No longer static. Use op_code_prio.
7381 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7382 Use op_prio and op_code_prio to determine if () should be
7383 printed around operand(s) or not.
7385 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7386 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7387 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7388 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7389 pp_character instead of pp_string for single letter printing.
7391 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7393 * doc/extend.texi: Fix '#pragma GCC option' typo.
7395 2009-01-02 Richard Guenther <rguenther@suse.de>
7397 * doc/install.texi (--enable-checking): Mention different
7399 (--enable-stage1-checking): Document.
7401 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7404 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7405 case to be an error.
7407 2009-01-02 Ben Elliston <bje@au.ibm.com>
7409 * config/fp-bit.h (pack_d): Constify argument.
7410 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7411 (isnan): Constify argument.
7415 (_fpadd_parts): Constify return type.
7416 (_fpmul_parts): Likewise.
7417 (_fpdiv_parts): Likewise.
7419 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7422 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7423 warn about overwriting initializer with side-effects or
7424 -Woverride-init if !IMPLICIT.
7425 (output_init_element): Likewise. Pass IMPLICIT down to
7427 (process_init_element): Add IMPLICIT argument. Pass it down
7428 to output_init_element.
7429 (push_init_element, pop_init_level, set_designator): Adjust
7430 process_init_element callers.
7431 (set_nonincremental_init, set_nonincremental_init_from_string):
7432 Adjust add_pending_init callers.
7433 (output_pending_init_elements): Adjust output_init_element callers.
7434 * c-tree.h (process_init_element): Adjust prototype.
7435 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7436 process_init_element callers.