1 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4 * gcc.c (create_at_file): New.
5 (compile_input_file_p): New.
6 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
7 * main.c (main): Update call to toplev_main.
8 * toplev.c (toplev_main): Change signature. Call expandargv.
9 * toplev.h (toplev_main): Change signature.
11 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14 if the latter is not constant.
16 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
20 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25 2009-04-17 Richard Guenther <rguenther@suse.de>
27 * tree-ssa-structalias.c (get_constraint_for_component_ref):
28 Handle component references view-converting an invariant address.
30 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
32 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
33 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
34 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
35 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
36 Use @deftypevr rather than @deftypevar.
38 2009-04-17 Richard Guenther <rguenther@suse.de>
40 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
42 (get_prop_source_stmt): Likewise.
43 (can_propagate_from): Likewise.
45 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
47 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
48 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
49 (--with-multilib-list): Add default value.
50 * configure: Regenerate.
51 * Makefile.in (TM_ENDIAN_CONFIG): Define.
52 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
53 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
54 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
55 Don't add default cpu to multilib list unnecessarily, but do enable
56 the relevant compiler option..
57 Add support for --with-multilib-list=<blank> and
58 --with-multilib-list=!<somelib> to supress unwanted multilibs.
59 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
60 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
61 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
63 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
64 (MULTILIB_OSDIRNAMES): New variable.
65 * config/sh/t-1e: Delete file.
66 * config/sh/t-mlib-sh1: Delete file.
67 * config/sh/t-mlib-sh2: Delete file.
68 * config/sh/t-mlib-sh2a: Delete file.
69 * config/sh/t-mlib-sh2a-nofpu: Delete file.
70 * config/sh/t-mlib-sh2a-single: Delete file.
71 * config/sh/t-mlib-sh2a-single-only: Delete file.
72 * config/sh/t-mlib-sh2e: Delete file.
73 * config/sh/t-mlib-sh3e: Delete file.
74 * config/sh/t-mlib-sh4: Delete file.
75 * config/sh/t-mlib-sh4-nofpu: Delete file.
76 * config/sh/t-mlib-sh4-single: Delete file.
77 * config/sh/t-mlib-sh4-single-only: Delete file.
78 * config/sh/t-mlib-sh4a: Delete file.
79 * config/sh/t-mlib-sh4a-nofpu: Delete file.
80 * config/sh/t-mlib-sh4a-single: Delete file.
81 * config/sh/t-mlib-sh4a-single-only: Delete file.
82 * config/sh/t-mlib-sh4al: Delete file.
83 * config/sh/t-mlib-sh5-32media: Delete file.
84 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
85 * config/sh/t-mlib-sh5-64media: Delete file.
86 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
87 * config/sh/t-mlib-sh5-compact: Delete file.
88 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
89 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
90 * doc/install.texi (Options specification): Add
91 --with-multilib-list and --with-endian.
93 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
95 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
97 (OBJS-common): Add plugin-version.o.
98 (plugin-version.o): New.
99 * gcc-plugin.h (plugin_gcc_version): New.
100 (plugin_default_version_check): New.
101 (plugin_init_func, plugin_init): Add version argument.
102 * plugin-version.c: New.
103 * plugin.c (str_plugin_gcc_version_name): New.
104 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
105 pass it to the init function.
106 (plugin_default_version_check): New.
108 2009-04-17 Richard Guenther <rguenther@suse.de>
110 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
111 for decl-vs-decl disambiguation.
113 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
115 * config/s390/s390.h (s390_tune_attr): New macro definition.
116 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
118 2009-04-17 Richard Guenther <rguenther@suse.de>
120 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
121 (fold_stmt_r): Likewise.
122 (maybe_fold_reference): New function.
123 (fold_gimple_assign): Handle cases fold_stmt_r did.
124 (fold_stmt): Do not use fold_stmt_r.
125 (fold_stmt_inplace): Likewise.
127 2009-04-17 Richard Guenther <rguenther@suse.de>
129 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
130 (record_equivalences_from_stmt): Remove useless checks and
132 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
133 the type is already suitable.
135 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
137 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
139 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
141 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
142 (CMPtype): Define as __gcc_CMPtype.
144 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
146 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
147 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
149 2009-04-17 Richard Guenther <rguenther@suse.de>
151 PR tree-optimization/39746
152 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
153 special-casing for builtins and static variable use/def.
154 (call_may_clobber_ref_p_1): Likewise.
156 2009-04-16 Ian Lance Taylor <iant@google.com>
158 * df.h: Include "timevar.h".
159 (struct df_problem): Change tv_id field to timevar_id_t.
160 * tree-pass.h: Include "timevar.h".
161 (struct opt_pass): Change tv_id field to timevar_id_t.
162 * timevar.h (timevar_id_t): Define TV_NONE.
163 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
164 TV_NONE rather than tv_id != 0.
165 (execute_one_pass): Likewise.
166 * Makefile.in (DF_H): Add $(TIMEVAR_H).
167 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
168 dependencies to $(TREE_PASS_H).
169 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
171 (pass_branch_target_load_optimize2): Likewise.
172 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
173 (pass_outof_cfg_layout_mode): Likewise.
174 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
175 (pass_rebuild_cgraph_edges): Likewise.
176 (pass_remove_cgraph_callee_edges): Likewise.
177 * df-core.c (pass_df_initialize_opt): Likewise.
178 (pass_df_initialize_no_opt): Likewise.
179 (pass_df_finish): Likewise.
180 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
181 * except.c (pass_set_nothrow_function_flags): Likewise.
182 (pass_convert_to_eh_region_ranges): Likewise.
183 * final.c (pass_compute_alignments): Likewise.
184 * function.c (pass_instantiate_virtual_regs): Likewise.
185 (pass_init_function): Likewise.
186 (pass_leaf_regs): Likewise.
187 (pass_match_asm_constraints): Likewise.
188 * gimple-low.c (pass_lower_cf): Likewise.
189 (pass_mark_used_blocks): Likewise.
190 * init-regs.c (pass_initialize_regs): Likewise.
191 * integrate.c (pass_initial_value_sets): Likewise.
192 * ira.c (pass_ira): Likewise.
193 * jump.c (pass_cleanup_barriers): Likewise.
194 * omp-low.c (pass_expand_omp): Likewise.
195 (pass_lower_omp): Likewise.
196 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
197 * recog.c (pass_split_all_insns): Likewise.
198 (pass_split_after_reload): Likewise.
199 (pass_split_before_regstack): Likewise.
200 (pass_split_before_sched2): Likewise.
201 (pass_split_for_shorten_branches): Likewise.
202 * reginfo.c (pass_reginfo_init): Likewise.
203 (pass_subregs_of_mode_init): Likewise.
204 (pass_subregs_of_mode_finish): Likewise.
205 * passes.c (pass_postreload): Likewise.
206 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
207 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
208 (pass_warn_function_return): Likewise.
209 (pass_warn_function_noreturn): Likewise.
210 * tree-complex.c (pass_lower_complex): Likewise.
211 (pass_lower_complex_O0): Likewise.
212 * tree-if-conv.c (pass_if_conversion): Likewise.
213 * tree-into-ssa.c (pass_build_ssa): Likewise.
214 * tree-mudflap.c (pass_mudflap_1): Likewise.
215 (pass_mudflap_2): Likewise.
216 * tree-nomudflap.c (pass_mudflap_1): Likewise.
217 (pass_mudflap_2): Likewise.
218 * tree-nrv.c (pass_return_slot): Likewise.
219 * tree-object-size.c (pass_object_sizes): Likewise.
220 * tree-optimize.c (pass_all_optimizations): Likewise.
221 (pass_early_local_passes): Likewise.
222 (pass_all_early_optimizations): Likewise.
223 (pass_cleanup_cfg): Likewise.
224 (pass_cleanup_cfg_post_optimizing): Likewise.
225 (pass_free_datastructures): Likewise.
226 (pass_free_cfg_annotations): Likewise.
227 (pass_fixup_cfg): Likewise.
228 (pass_init_datastructures): Likewise.
229 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
230 (pass_late_warn_uninitialized): Likewise.
231 (pass_update_address_taken): Likewise.
232 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
233 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
234 (pass_cse_sincos): Likewise.
235 (pass_convert_to_rsqrt): Likewise.
236 * tree-ssa-structalias.c (pass_build_alias): Likewise.
237 * tree-stdarg.c (pass_stdarg): Likewise.
238 * tree-tailcall.c (pass_tail_recursion): Likewise.
239 (pass_tail_calls): Likewise.
240 * tree-vect-generic.c (pass_lower_vector): Likewise.
241 (pass_lower_vector_ssa): Likewise.
242 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
244 2009-04-16 Joseph Myers <joseph@codesourcery.com>
246 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
248 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
250 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
253 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
256 * config/sh/predicates.md (arith_operand): Check if the operand
257 of TRUNCATE is a REG.
259 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
261 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
262 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
264 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
266 * tree-iterator.c (tsi_split_statement_list_after,
267 tsi_split_statement_list_before): Remove.
268 * tree-iterator.h: Remove the prototypes for
269 tsi_split_statement_list_after and tsi_split_statement_list_before.
271 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
273 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
274 * tree-ssa-propagate.h: Remove the prototype for
275 stmt_makes_single_load.
277 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
279 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
280 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
282 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
284 * tree-iterator.c (EXPR_LAST_BODY): Remove.
286 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
288 * except.c (eh_region_outer_p): Remove.
289 * except.h: Remove the prototype for eh_region_outer_p.
291 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
293 * function.c (current_function_assembler_name): Remove.
294 * function.h: Remove the prototype for
295 current_function_assembler_name.
297 2009-04-16 Ian Lance Taylor <iant@google.com>
299 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
300 (add_reg_note): Call alloc_reg_note.
301 * rtl.h (alloc_reg_note): Declare.
302 * combine.c (try_combine): Use alloc_reg_note.
303 (recog_for_combine, move_deaths): Likewise.
304 (distribute_notes): Use alloc_reg_note and add_reg_note.
305 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
306 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
307 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
309 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
311 PR rtl-optimization/39762
312 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
313 ira_may_move_out_cost): Add comments about way of their usage.
314 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
316 * ira-conflicts.c (process_regs_for_copy): Use function
317 ira_get_register_move_cost instead of global
318 ira_register_move_cost.
320 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
321 color_pass, move_spill_restore, update_curr_costs): Ditto.
323 * ira-lives.c (process_single_reg_class_operands): Ditto.
325 * ira-emit.c (emit_move_list): Ditto.
327 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
328 (record_reg_classes): Ditto. Use functions
329 ira_get_register_move_cost and ira_get_may_move_cost instead of
330 global vars ira_register_move_cost, ira_may_move_out_cost and
331 ira_may_move_in_cost.
332 (record_address_regs): Don't call ira_init_register_move_cost.
333 Use function ira_get_may_move_cost instead of global
334 ira_may_move_in_cost.
335 (process_bb_node_for_hard_reg_moves): Use function
336 ira_get_register_move_cost instead of global ira_register_move_cost.
337 (ira_costs): Don't call ira_init_register_move_cost.
339 2009-04-16 Richard Guenther <rguenther@suse.de>
341 * tree-cfg.c (verify_gimple_assign_binary):
342 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
343 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
344 (create_general_new_stmt): Note that this function is broken.
346 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
348 * common.opt (fhelp): Add Var(help_flag).
349 * gcc-plugin.h (plugin_info): Add help.
350 * plugin.c (plugin_name_args): Add help.
351 (register_plugin_info): Set plugin->help.
352 (print_help_one_plugin): New.
353 (print_plugins_help): New.
354 * plugin.h (print_plugins_help): New.
355 * toplev.c (toplev_main): Call print_plugins_help if needed.
357 2009-04-16 Richard Guenther <rguenther@suse.de>
359 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
360 (gimple_ior_addresses_taken_1): New function.
361 (gimple_ior_addresses_taken): Likewise.
362 * gimple.h (struct gimple_statement_with_ops_base): Remove
363 addresses_taken member.
364 (gimple_ior_addresses_taken): Declare.
365 (gimple_addresses_taken, gimple_addresses_taken_ptr,
366 gimple_set_addresses_taken): Remove.
367 * ipa-reference.c (mark_address): New function.
368 (scan_stmt_for_static_refs): Use it for marking addresses taken.
369 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
370 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
371 (gimple_add_to_addresses_taken): Remove.
372 (get_tmr_operands): Call mark_address_taken.
373 (get_asm_expr_operands): Likewise.
374 (get_expr_operands): Likewise.
375 (build_ssa_operands): Do not clear the addresses_taken bitmap.
376 (free_stmt_operands): Do not free it.
377 * tree-ssa.c (delete_tree_ssa): Likewise.
378 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
380 2009-04-16 Richard Guenther <rguenther@suse.de>
382 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
383 (walk_stmt_load_store_ops): Likewise.
384 * gimple.c (get_base_loadstore): New function.
385 (walk_stmt_load_store_addr_ops): Likewise.
386 (walk_stmt_load_store_ops): Likewise.
387 * ipa-pure-const.c (check_op): Simplify.
388 (check_load, check_store): New functions.
389 (check_stmt): Use walk_stmt_load_store_ops.
390 * ipa-reference.c (mark_load): Adjust signature.
391 (mark_store): Likewise.
392 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
394 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
396 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
398 * opts.c (common_handle_option): Don't call print_version.
399 * plugin.c (plugin_name_args): Add version.
400 (register_plugin_info): New.
401 (register_callback): Handle PLUGIN_INFO.
402 (try_init_one_plugin): New.
403 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
405 (finalize_one_plugin): New.
406 (finalize_plugins): New.
407 (print_one_plugin): New.
408 (print_plugins_versions): New.
409 * plugin.h (print_plugins_versions): New.
410 (finalize_plugins): New.
411 * toplev.c (compile_file): Don't call initialize_plugins.
412 (print_version): Call print_plugins_versions.
413 (toplev_main): Call initialize_plugins. Print version if needed.
414 Call finalize_plugins.
416 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
418 * common.opt (fversion): New.
419 * gcc.c (print_version): New.
420 (process_command): Don't print the version. Just set print_version.
421 (main): Print version. Call subprocesses if print_version and
422 verbose_flag are set.
423 * opts.c (common_handle_option): Handle OPT_fversion.
425 2009-04-16 Richard Guenther <rguenther@suse.de>
426 Ira Rosen <irar@il.ibm.com>
428 PR tree-optimization/39698
429 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
430 type of the reduction variable. Only generate the def if
433 * omp-low.c (expand_omp_for_generic): When converting to a pointer
434 make sure to first convert to an integer of the same precision.
435 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
436 the type of the evolution correctly in computing the new
437 induction variable base.
439 2009-04-16 Richard Guenther <rguenther@suse.de>
442 * tree-cfg.c (make_blocks): Split statements with to-be
443 abnormal SSA names on the lhs.
445 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
447 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
448 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
449 * c-typeck.c (really_start_incremental_init): Likewise.
450 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
451 (TARGET_INITIALIZER): Remove it.
452 * target.h (struct target): Remove vector_opaque_p.
453 * tree.c (build_opaque_vector_type): New.
454 * tree.h (TYPE_VECTOR_OPAQUE): New.
455 (build_opaque_vector_type): Declare.
456 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
457 * config/rs6000/rs6000.c (build_opaque_vector_type,
458 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
459 (rs6000_init_builtins): Use build_opaque_vector_type for
460 opaque_V4SI_type_node.
462 2009-04-15 Catherine Moore <clm@codesourcery.com>
464 * debug.h (set_name): Declare.
465 * dwarf2out.c (dwarf2out_set_name): Declare.
466 (dwarf2_debug_hooks): Add set_name.
467 (find_AT_string): New.
468 (add_AT_string): Call find_AT_string.
469 (dwarf2out_set_name): New.
470 * cp/decl.c (grokdeclarator): Call set_name.
471 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
472 * debug.c (do_nothing_debug_hooks): Likewise.
473 * dbxout.c (dbx_debug_hooks): Likewise.
474 * sdbout.c (sdb_debug_hooks): Likewise.
476 2009-04-15 Michael Eager <eager@eagercon.com>
478 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
479 reg for single-precision FPU.
480 * config/rs6000/rs6000.md (movsi_internal1): Only for
482 (movsi_internal1_single): New. Add pattern to move SI values to/from
483 single-precision FP regs.
485 2009-04-15 Richard Guenther <rguenther@suse.de>
487 * omp-low.c (lower_rec_input_clauses): Build correct address
489 (expand_omp_for_generic): Fix multiplication type.
490 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
491 (generate_memset_zero): Fix types.
492 * tree-profile.c (prepare_instrumented_value): Correctly
495 2009-04-15 Ian Lance Taylor <iant@google.com>
497 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
498 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
499 for -Wall and for -Wc++-compat.
500 (c_common_post_options): For C++, set warn_enum_compare if not
502 * c-tree.h (struct c_expr): Add field original_type.
503 (build_external_ref): Update declaration.
504 * c-parser.c (c_parser_braced_init): Set original_type.
505 (c_parser_initelt): Likewise.
506 (c_parser_expr_no_commas): Likewise.
507 (c_parser_conditional_expression): Likewise.
508 (c_parser_cast_expression): Likewise.
509 (c_parser_unary_expression): Likewise. Pull setting of
510 original_code to top of function.
511 (c_parser_sizeof_expression): Set original_type.
512 (c_parser_alignof_expression): Likewise.
513 (c_parser_postfix_expression): Likewise. Pull setting of
514 original_code to top of function.
515 (c_parser_postfix_expression_after_paren_type): Set original_type.
516 (c_parser_postfix_expression_after_primary): Likewise.
517 (c_parser_expression): Likewise.
518 * c-typeck.c (build_external_ref): Add type parameter. Change all
520 (c_expr_sizeof_expr): Set original_type field.
521 (parser_build_unary_op): Likewise.
522 (parser_build_binary_op): Likewise. Optionally warn about
523 comparisons of enums of different types.
524 (digest_init): Set original_type field.
525 (really_start_incremental_init): Likewise.
526 (push_init_level, pop_init_level): Likewise.
527 * doc/invoke.texi (Warning Options): -Wenum-compare now
530 2009-04-15 Richard Guenther <rguenther@suse.de>
532 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
533 out a necessary conversion.
534 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
535 names we didn't value number.
536 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
538 2009-04-15 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/39764
541 * tree-ssa-ccp.c (get_value): Canonicalize value with
542 canonicalize_float_value.
544 2009-04-15 Jan Hubicka <jh@suse.cz>
546 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
547 Wrong version of patch.
549 2009-04-15 Jan Hubicka <jh@suse.cz>
551 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
553 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
555 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
556 our distinct integral and vector types.
558 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
560 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
561 * init.c (build_vtbl_address): Remove call to assemble_external.
563 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
565 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
566 output for other floating point modes.
568 2009-04-14 Diego Novillo <dnovillo@google.com>
570 * diagnostic.c (diagnostic_report_diagnostic): Do not
571 warn about loaded plugins for DK_ERROR and DK_WARNING.
572 * c-decl.c (declspecs_add_type): Move call to
573 invoke_plugin_callbacks ...
574 * c-parser.c (c_parser_declspecs): ... here.
575 * plugin.c (dump_active_plugins): Tidy output.
577 2009-04-14 Diego Novillo <dnovillo@google.com>
578 Le-Chun Wu <lcwu@google.com>
580 * configure.ac: Add --enable-plugin support.
581 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
582 * Makefile.in (PLUGIN_H): Define.
583 Export ENABLE_PLUGIN and GMPINC to site.exp.
584 Add PLUGINLIBS to link command.
585 Add/modify dependencies for plugin.o and files including plugin.h.
587 * config.in: Regenerate.
589 * opts.c (common_handle_option): Handle OPT_fplugin_ and
592 2009-04-14 Le-Chun Wu <lcwu@google.com>
594 * tree-pass.h (register_one_dump_file): Add a prototype for
595 register_one_dump_file.
596 * toplev.c (compile_file): Call initialize_plugins.
597 (do_compile): Call invoke_plugin_callbacks.
598 (toplev_main): Call invoke_plugin_callbacks.
599 * common.opt: Add -fplugin= and -fplugin-arg-.
600 * gcc-plugin.h: New public header file for plugins to include.
601 * plugin.c: New source file.
602 * plugin.h: New internal header file.
603 * passes.c (register_one_dump_file): Make it external.
605 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
607 2009-04-14 Diego Novillo <dnovillo@google.com>
609 * doc/plugins.texi: New.
610 * doc/gccint.texi: Add reference to Plugins chapter.
611 * doc/invoke.texi: Document -fplugin and -fplugin-arg
612 * diagnostic.c (diagnostic_report_diagnostic): Warn about
613 loaded plugins, if any.
614 * timevar.def (TV_PLUGIN_INIT): Define.
615 (TV_PLUGIN_RUN): Define.
616 * plugin.c: Include timevar.h
617 (plugins_active_p): New.
618 (dump_active_plugins): New.
619 (debug_active_plugins): New.
621 2009-04-14 Joseph Myers <joseph@codesourcery.com>
623 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
625 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
627 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
629 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
630 the same as a minus without a shift.
632 2009-04-14 Nick Clifton <nickc@redhat.com>
634 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
635 comparisons with small integers will always produce a short
638 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
641 2008-12-19 Diego Novillo <dnovillo@google.com>
643 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
645 2000-04-14 Richard Guenther <rguenther@suse.de>
647 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
649 (verify_gimple_assign_binary): Likewise. Handle shifts and
651 (verify_gimple_phi): Print the mismatched argument position.
652 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
654 (vect_update_init_of_dr): Likewise.
655 * matrix-reorg.c (transform_access_sites): Do what the
657 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
659 2009-04-13 Michael Eager <eager@eagercon.com>
661 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
662 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
663 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
664 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
665 remove duplicate config
667 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
669 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
670 file_name:line_number type locator of the call site.
672 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
674 * genautomata.c: Put blank after comma.
675 (automaton_decls): New.
676 (struct unit_usage): Add comments to member next.
677 (store_alt_unit_usage): Keep the list ordered.
678 (unit_present_on_list_p, equal_alternatives_p): New.
679 (check_regexp_units_distribution): Check units distribution
680 correctness correctly.
681 (main): Don't write automata if error is found. Return correct
684 * config/m68k/cf.md (cfv4_ds): Remove.
685 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
686 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
688 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
689 power4-load-ext, power4-store, power4-store-update,
690 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
691 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
692 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
693 power4-sqrt, power4-isync): Modify reservation to make correct
694 unit distribution to automata.
696 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
697 power5-store-update, power5-two, power5-three, power5-lmul,
698 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
700 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
702 * except.c (pass_set_nothrow_function_flags): Set name and add
704 (set_nothrow_function_flags): Mention in the dump file when
705 changing a function to nothrow.
707 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
710 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
711 instead of unsigned long.
713 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
715 * config/arm/arm.c (return_used_this_function): Remove.
716 (arm_output_function_prologue): Remove use of
717 return_used_this_function.
718 (output_return_instruction): Replace use of
719 return_used_this_function
720 by cfun->machine->return_used_this_function.
721 (arm_output_epilogue): Likewise.
722 (arm_output_function_epilogue): Likewise.
723 (thumb_unexpanded_epilogue): Likewise.
724 * config/arm/arm.h (struct machine_function):
725 New member return_used_this_function.
727 2009-04-12 Mark Mitchell <mark@codesourcery.com>
729 * doc/install.texi: Correct description of default directory for
730 --with-gxx-include-dir.
732 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
734 * fold-const.c (build_range_check): Properly deal with enumeral and
737 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
739 * doc/invoke.texi (max_gcse_passes): Remove documentation.
740 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
741 * params.h (MAX_GCSE_PASSES): Remove.
742 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
743 in sequence. Remove ability to run multiple passes.
744 (bypass_jumps): Report run as third CPROP pass.
746 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
749 * except.c (can_throw_external): Look at each insn in a SEQUENCE
750 when deciding whether the whole SEQUENCE can throw.
752 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
755 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
756 offseted label references.
758 2009-04-11 Jan Hubicka <jh@suse.cz>
760 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
762 2009-04-11 Richard Guenther <rguenther@suse.de>
765 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
766 return variables as TREE_ADDRESSABLE.
768 2009-04-11 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/39713
771 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
772 reference trees have SSA_NAME operands.
774 2009-04-11 Richard Guenther <rguenther@suse.de>
777 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
780 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
782 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
783 match changes in Cygwin 1.7
784 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
785 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
787 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
789 PR tree-optimization/39701
790 * doc/invoke.texi (Optimization Options): Document change in
791 meaning and initialization of -fdelete-null-pointer-checks.
793 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
796 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
798 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
801 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
803 2009-04-10 Chao-ying Fu <fu@mips.com>
805 * doc/tm.texi (Instruction Output): Document
806 TARGET_ASM_FINAL_POSTSCAN_INSN.
807 * target.h (final_postscan_insn): New field in asm_out.
808 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
809 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
810 * final.c (final_scan_insn): Call
811 targetm.asm_out.final_postscan_insn after outputting
812 an asm macro and a normal instruction.
814 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
815 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
816 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
817 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
818 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
820 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
823 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
824 variables as non-NULL even with -fdelete-null-pointer-checks.
826 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
828 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
830 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
833 * config/i386/i386.c (classify_argument): Handle SCmode with
834 (bit_offset % 64) != 0.
836 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
838 * doc/invoke.texi (Optimize Options): Add cross-reference to
839 -Q --help=optimizers examples.
841 2009-04-10 Ben Elliston <bje@au.ibm.com>
844 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
845 regalign for the reg == fpr and TDmode case.
847 2009-04-09 David Ayers <ayers@fsfe.org>
850 * objc/objc-act.c (warn_with_method): Remove helper function.
851 (check_duplicates): Call warning and inform directly.
852 (really_start_method): Likewise.
854 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
856 * expmed.c (expand_divmod): Always use a comparison for a division
857 by a large unsigned integer.
859 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
860 for things others than variables or functions as nonzero.
862 2009-04-09 Nick Clifton <nickc@redhat.com>
864 * unwind-compat.c: Change copyright header to refer to version
865 3 of the GNU General Public License with version 3.1 of the
866 GCC Runtime Library Exception and to point readers at the
867 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
868 * config/alpha/crtfastmath.c: Likewise.
869 * config/alpha/linux-unwind.h: Likewise.
870 * config/alpha/qrnnd.asm: Likewise.
871 * config/alpha/vms-crt0-64.c: Likewise.
872 * config/alpha/vms-crt0.c: Likewise.
873 * config/alpha/vms-dwarf2.asm: Likewise.
874 * config/alpha/vms-dwarf2eh.asm: Likewise.
875 * config/alpha/vms-psxcrt0-64.c: Likewise.
876 * config/alpha/vms-psxcrt0.c: Likewise.
877 * config/alpha/vms_tramp.asm: Likewise.
878 * config/arc/initfini.c: Likewise.
879 * config/arc/lib1funcs.asm: Likewise.
880 * config/arm/bpabi-v6m.S: Likewise.
881 * config/arm/bpabi.S: Likewise.
882 * config/arm/bpabi.c: Likewise.
883 * config/arm/crti.asm: Likewise.
884 * config/arm/crtn.asm: Likewise.
885 * config/arm/ieee754-df.S: Likewise.
886 * config/arm/ieee754-sf.S: Likewise.
887 * config/arm/lib1funcs.asm: Likewise.
888 * config/arm/libunwind.S: Likewise.
889 * config/arm/linux-atomic.c: Likewise.
890 * config/arm/mmintrin.h: Likewise.
891 * config/arm/pr-support.c: Likewise.
892 * config/arm/unaligned-funcs.c: Likewise.
893 * config/arm/unwind-arm.c: Likewise.
894 * config/arm/unwind-arm.h: Likewise.
895 * config/avr/libgcc.S: Likewise.
896 * config/bfin/crti.s: Likewise.
897 * config/bfin/crtlibid.s: Likewise.
898 * config/bfin/crtn.s: Likewise.
899 * config/bfin/lib1funcs.asm: Likewise.
900 * config/bfin/linux-unwind.h: Likewise.
901 * config/cris/arit.c: Likewise.
902 * config/cris/cris_abi_symbol.c: Likewise.
903 * config/darwin-64.c: Likewise.
904 * config/darwin-crt2.c: Likewise.
905 * config/darwin-crt3.c: Likewise.
906 * config/darwin.h: Likewise.
907 * config/dbxelf.h: Likewise.
908 * config/dfp-bit.c: Likewise.
909 * config/dfp-bit.h: Likewise.
910 * config/elfos.h: Likewise.
911 * config/fixed-bit.c: Likewise.
912 * config/fixed-bit.h: Likewise.
913 * config/fp-bit.c: Likewise.
914 * config/fp-bit.h: Likewise.
915 * config/fr30/crti.asm: Likewise.
916 * config/fr30/crtn.asm: Likewise.
917 * config/fr30/lib1funcs.asm: Likewise.
918 * config/freebsd-spec.h: Likewise.
919 * config/frv/cmovd.c: Likewise.
920 * config/frv/cmovh.c: Likewise.
921 * config/frv/cmovw.c: Likewise.
922 * config/frv/frvbegin.c: Likewise.
923 * config/frv/frvend.c: Likewise.
924 * config/frv/lib1funcs.asm: Likewise.
925 * config/glibc-stdint.h: Likewise.
926 * config/h8300/clzhi2.c: Likewise.
927 * config/h8300/crti.asm: Likewise.
928 * config/h8300/crtn.asm: Likewise.
929 * config/h8300/ctzhi2.c: Likewise.
930 * config/h8300/fixunssfsi.c: Likewise.
931 * config/h8300/lib1funcs.asm: Likewise.
932 * config/h8300/parityhi2.c: Likewise.
933 * config/h8300/popcounthi2.c: Likewise.
934 * config/i386/ammintrin.h: Likewise.
935 * config/i386/att.h: Likewise.
936 * config/i386/avxintrin.h: Likewise.
937 * config/i386/biarch64.h: Likewise.
938 * config/i386/bmmintrin.h: Likewise.
939 * config/i386/cpuid.h: Likewise.
940 * config/i386/cross-stdarg.h: Likewise.
941 * config/i386/crtfastmath.c: Likewise.
942 * config/i386/crtprec.c: Likewise.
943 * config/i386/cygming-crtbegin.c: Likewise.
944 * config/i386/cygming-crtend.c: Likewise.
945 * config/i386/cygwin.asm: Likewise.
946 * config/i386/emmintrin.h: Likewise.
947 * config/i386/gmm_malloc.h: Likewise.
948 * config/i386/gthr-win32.c: Likewise.
949 * config/i386/i386.h: Likewise.
950 * config/i386/immintrin.h: Likewise.
951 * config/i386/linux-unwind.h: Likewise.
952 * config/i386/linux64.h: Likewise.
953 * config/i386/mm3dnow.h: Likewise.
954 * config/i386/mmintrin-common.h: Likewise.
955 * config/i386/mmintrin.h: Likewise.
956 * config/i386/nmmintrin.h: Likewise.
957 * config/i386/pmm_malloc.h: Likewise.
958 * config/i386/pmmintrin.h: Likewise.
959 * config/i386/smmintrin.h: Likewise.
960 * config/i386/sol2-c1.asm: Likewise.
961 * config/i386/sol2-ci.asm: Likewise.
962 * config/i386/sol2-cn.asm: Likewise.
963 * config/i386/sol2-gc1.asm: Likewise.
964 * config/i386/tmmintrin.h: Likewise.
965 * config/i386/unix.h: Likewise.
966 * config/i386/w32-unwind.h: Likewise.
967 * config/i386/wmmintrin.h: Likewise.
968 * config/i386/x86-64.h: Likewise.
969 * config/i386/x86intrin.h: Likewise.
970 * config/i386/xmmintrin.h: Likewise.
971 * config/ia64/crtbegin.asm: Likewise.
972 * config/ia64/crtend.asm: Likewise.
973 * config/ia64/crtfastmath.c: Likewise.
974 * config/ia64/crti.asm: Likewise.
975 * config/ia64/crtn.asm: Likewise.
976 * config/ia64/fde-glibc.c: Likewise.
977 * config/ia64/lib1funcs.asm: Likewise.
978 * config/ia64/linux-unwind.h: Likewise.
979 * config/ia64/quadlib.c: Likewise.
980 * config/ia64/unwind-ia64.c: Likewise.
981 * config/linux.h: Likewise.
982 * config/m32c/m32c-lib1.S: Likewise.
983 * config/m32c/m32c-lib2-trapv.c: Likewise.
984 * config/m32c/m32c-lib2.c: Likewise.
985 * config/m32r/initfini.c: Likewise.
986 * config/m68hc11/larith.asm: Likewise.
987 * config/m68hc11/m68hc11-crt0.S: Likewise.
988 * config/m68k/cf.md: Likewise.
989 * config/m68k/crti.s: Likewise.
990 * config/m68k/crtn.s: Likewise.
991 * config/m68k/lb1sf68.asm: Likewise.
992 * config/m68k/linux-unwind.h: Likewise.
993 * config/mcore/crti.asm: Likewise.
994 * config/mcore/crtn.asm: Likewise.
995 * config/mcore/lib1.asm: Likewise.
996 * config/mips/linux-unwind.h: Likewise.
997 * config/mips/loongson.h: Likewise.
998 * config/mips/mips16.S: Likewise.
999 * config/mmix/crti.asm: Likewise.
1000 * config/mmix/crtn.asm: Likewise.
1001 * config/pa/fptr.c: Likewise.
1002 * config/pa/hpux-unwind.h: Likewise.
1003 * config/pa/lib2funcs.asm: Likewise.
1004 * config/pa/linux-atomic.c: Likewise.
1005 * config/pa/linux-unwind.h: Likewise.
1006 * config/pa/milli64.S: Likewise.
1007 * config/pa/quadlib.c: Likewise.
1008 * config/pa/stublib.c: Likewise.
1009 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1010 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1011 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1012 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1013 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1014 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1015 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1016 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1017 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1018 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1019 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1020 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1021 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1022 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1023 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1024 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1025 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1026 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1027 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1028 * config/rs6000/750cl.h: Likewise.
1029 * config/rs6000/altivec.h: Likewise.
1030 * config/rs6000/biarch64.h: Likewise.
1031 * config/rs6000/crtresfpr.asm: Likewise.
1032 * config/rs6000/crtresgpr.asm: Likewise.
1033 * config/rs6000/crtresxfpr.asm: Likewise.
1034 * config/rs6000/crtresxgpr.asm: Likewise.
1035 * config/rs6000/crtsavfpr.asm: Likewise.
1036 * config/rs6000/crtsavgpr.asm: Likewise.
1037 * config/rs6000/darwin-asm.h: Likewise.
1038 * config/rs6000/darwin-fallback.c: Likewise.
1039 * config/rs6000/darwin-fpsave.asm: Likewise.
1040 * config/rs6000/darwin-ldouble.c: Likewise.
1041 * config/rs6000/darwin-tramp.asm: Likewise.
1042 * config/rs6000/darwin-unwind.h: Likewise.
1043 * config/rs6000/darwin-vecsave.asm: Likewise.
1044 * config/rs6000/darwin-world.asm: Likewise.
1045 * config/rs6000/e500crtres32gpr.asm: Likewise.
1046 * config/rs6000/e500crtres64gpr.asm: Likewise.
1047 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1048 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1049 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1050 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1051 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1052 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1053 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1054 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1055 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1056 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1057 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1058 * config/rs6000/eabi-ci.asm: Likewise.
1059 * config/rs6000/eabi-cn.asm: Likewise.
1060 * config/rs6000/eabi.asm: Likewise.
1061 * config/rs6000/linux-unwind.h: Likewise.
1062 * config/rs6000/linux64.h: Likewise.
1063 * config/rs6000/paired.h: Likewise.
1064 * config/rs6000/paired.md: Likewise.
1065 * config/rs6000/ppc64-fp.c: Likewise.
1066 * config/rs6000/ppu_intrinsics.h: Likewise.
1067 * config/rs6000/rs6000.h: Likewise.
1068 * config/rs6000/si2vmx.h: Likewise.
1069 * config/rs6000/sol-ci.asm: Likewise.
1070 * config/rs6000/sol-cn.asm: Likewise.
1071 * config/rs6000/spe.h: Likewise.
1072 * config/rs6000/spu2vmx.h: Likewise.
1073 * config/rs6000/sysv4.h: Likewise.
1074 * config/rs6000/tramp.asm: Likewise.
1075 * config/rs6000/vec_types.h: Likewise.
1076 * config/s390/linux-unwind.h: Likewise.
1077 * config/s390/tpf-unwind.h: Likewise.
1078 * config/score/crti.asm: Likewise.
1079 * config/score/crtn.asm: Likewise.
1080 * config/sh/crt1.asm: Likewise.
1081 * config/sh/crti.asm: Likewise.
1082 * config/sh/crtn.asm: Likewise.
1083 * config/sh/divtab-sh4-300.c: Likewise.
1084 * config/sh/divtab-sh4.c: Likewise.
1085 * config/sh/divtab.c: Likewise.
1086 * config/sh/lib1funcs-4-300.asm: Likewise.
1087 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1088 * config/sh/lib1funcs.asm: Likewise.
1089 * config/sh/lib1funcs.h: Likewise.
1090 * config/sh/linux-atomic.asm: Likewise.
1091 * config/sh/linux-unwind.h: Likewise.
1092 * config/sh/shmedia.h: Likewise.
1093 * config/sh/sshmedia.h: Likewise.
1094 * config/sh/ushmedia.h: Likewise.
1095 * config/sparc/crtfastmath.c: Likewise.
1096 * config/sparc/linux-unwind.h: Likewise.
1097 * config/sparc/sol2-c1.asm: Likewise.
1098 * config/sparc/sol2-ci.asm: Likewise.
1099 * config/sparc/sol2-cn.asm: Likewise.
1100 * config/spu/divmodti4.c: Likewise.
1101 * config/spu/divv2df3.c: Likewise.
1102 * config/spu/float_disf.c: Likewise.
1103 * config/spu/float_unsdidf.c: Likewise.
1104 * config/spu/float_unsdisf.c: Likewise.
1105 * config/spu/float_unssidf.c: Likewise.
1106 * config/spu/mfc_multi_tag_release.c: Likewise.
1107 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1108 * config/spu/mfc_tag_release.c: Likewise.
1109 * config/spu/mfc_tag_reserve.c: Likewise.
1110 * config/spu/mfc_tag_table.c: Likewise.
1111 * config/spu/multi3.c: Likewise.
1112 * config/spu/spu_internals.h: Likewise.
1113 * config/spu/spu_intrinsics.h: Likewise.
1114 * config/spu/spu_mfcio.h: Likewise.
1115 * config/spu/vec_types.h: Likewise.
1116 * config/spu/vmx2spu.h: Likewise.
1117 * config/stormy16/stormy16-lib2.c: Likewise.
1118 * config/svr4.h: Likewise.
1119 * config/sync.c: Likewise.
1120 * config/v850/lib1funcs.asm: Likewise.
1121 * config/vxlib-tls.c: Likewise.
1122 * config/vxlib.c: Likewise.
1123 * config/vxworks-dummy.h: Likewise.
1124 * config/xtensa/crti.asm: Likewise.
1125 * config/xtensa/crtn.asm: Likewise.
1126 * config/xtensa/ieee754-df.S: Likewise.
1127 * config/xtensa/ieee754-sf.S: Likewise.
1128 * config/xtensa/lib1funcs.asm: Likewise.
1129 * config/xtensa/lib2funcs.S: Likewise.
1130 * config/xtensa/linux-unwind.h: Likewise.
1131 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1132 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1133 * coretypes.h: Likewise.
1134 * crtstuff.c: Likewise.
1135 * defaults.h: Likewise.
1136 * dwarf2.h: Likewise.
1137 * emutls.c: Likewise.
1138 * gbl-ctors.h: Likewise.
1139 * gcov-io.h: Likewise.
1140 * ginclude/float.h: Likewise.
1141 * ginclude/iso646.h: Likewise.
1142 * ginclude/stdarg.h: Likewise.
1143 * ginclude/stdbool.h: Likewise.
1144 * ginclude/stddef.h: Likewise.
1145 * ginclude/stdfix.h: Likewise.
1146 * ginclude/stdint-gcc.h: Likewise.
1147 * ginclude/tgmath.h: Likewise.
1148 * gthr-aix.h: Likewise.
1149 * gthr-dce.h: Likewise.
1150 * gthr-gnat.c: Likewise.
1151 * gthr-gnat.h: Likewise.
1152 * gthr-lynx.h: Likewise.
1153 * gthr-mipssde.h: Likewise.
1154 * gthr-nks.h: Likewise.
1155 * gthr-posix.c: Likewise.
1156 * gthr-posix.h: Likewise.
1157 * gthr-posix95.h: Likewise.
1158 * gthr-rtems.h: Likewise.
1159 * gthr-single.h: Likewise.
1160 * gthr-solaris.h: Likewise.
1161 * gthr-tpf.h: Likewise.
1162 * gthr-vxworks.h: Likewise.
1163 * gthr-win32.h: Likewise.
1165 * libgcc2.c: Likewise.
1166 * libgcc2.h: Likewise.
1167 * libgcov.c: Likewise.
1168 * tsystem.h: Likewise.
1169 * typeclass.h: Likewise.
1170 * unwind-c.c: Likewise.
1171 * unwind-compat.h: Likewise.
1172 * unwind-dw2-fde-compat.c: Likewise.
1173 * unwind-dw2-fde-darwin.c: Likewise.
1174 * unwind-dw2-fde-glibc.c: Likewise.
1175 * unwind-dw2-fde.c: Likewise.
1176 * unwind-dw2-fde.h: Likewise.
1177 * unwind-dw2.c: Likewise.
1178 * unwind-dw2.h: Likewise.
1179 * unwind-generic.h: Likewise.
1180 * unwind-pe.h: Likewise.
1181 * unwind-sjlj.c: Likewise.
1182 * unwind.inc: Likewise.
1183 * config/arm/neon-gen.ml: Change generated copyright header to
1184 refer to version 3 of the GNU General Public License with
1185 version 3.1 of the GCC Runtime Library Exception and to point
1186 readers at the COPYING3 and COPYING3.RUNTIME files and the
1187 FSF's license web page.
1188 * config/arm/arm_neon.h: Regenerate.
1190 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1192 * config/cris/cris.md: Change copyright header to refer to version
1193 3 of the GNU General Public License.
1194 * doc/install.texi2html: Change copyright header to refer to version
1195 3 of the GNU General Public License and to point readers at the
1196 COPYING3 file and the FSF's license web page.
1197 * config/vax/linux.h: Likewise.
1199 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1201 * config/i386/i386.md (cmpcc): New.
1202 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1203 (sync_compare_and_swap_cc*): Delete.
1205 * config/s390/s390.c (s390_compare_emitted): Remove.
1206 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1207 s390_compare_emitted used to be handled. Assert that modes match.
1208 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1209 refer to sync_compare_and_swap_ccsi.
1210 * config/s390/s390.h (s390_compare_emitted): Remove.
1211 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1212 instead of s390_compare_emitted.
1213 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1214 instead of s390_compare_emitted.
1215 * config/s390/s390.md (cmpcc): New.
1216 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1217 CC_REGNUM, do not pretend it's set.
1218 (sync_compare_and_swap_cc*): Delete.
1219 * config/s390/predicates.md (cc_reg_operand): New.
1221 * expr.c (sync_compare_and_swap_cc): Delete.
1222 * optabs.h (sync_compare_and_swap_cc): Delete.
1223 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1224 is being used with can_compare_p.
1225 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1227 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1228 look for a MODE_CC set instead. Use emit_store_flag.
1229 (expand_compare_and_swap_loop): Likewise, with some additional
1230 complication to avoid a force_reg when useless. Use
1231 emit_cmp_and_jump_insns.
1232 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1233 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1234 sync_compare_and_swap documentation.
1236 2009-04-09 Jan Hubicka <jh@suse.cz>
1238 * except.c (find_prev_try): Break out from ....
1239 (duplicate_eh_regions): ... here; properly update prev_try pointers
1240 when duplication part of tree.
1241 (dump_eh_tree): Improve dumping.
1242 (verify_eh_region): New.
1243 (verify_eh_tree): Use it.
1245 2009-04-06 Richard Guenther <rguenther@suse.de>
1247 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1248 &ARRAY addresses by adjusting their types and prepending
1250 * tree-cfg.c (verify_gimple_assign_single): Verify that
1251 addresses are correct.
1253 2009-04-09 Richard Guenther <rguenther@suse.de>
1255 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1256 indices into an array reference if possible.
1257 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1258 Fold POINTER_PLUS_EXPR statements with invariant address.
1260 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1263 * config.gcc (powerpc64-*-linux*): Always build biarch.
1265 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1268 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1269 it and pedwarn if this results in an INTEGER_CST.
1271 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1273 * doc/install.texi: Update minimum GMP version. Remove obsolete
1274 text in MPFR section.
1276 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1278 * dwarf2out.c (class_scope_p): New static inline.
1279 (class_or_namespace_scope_p): Use it.
1280 (gen_variable_die): Use DW_TAG_member tag for static data member
1281 declarations instead of DW_TAG_variable.
1284 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1287 2009-04-08 Richard Guenther <rguenther@suse.de>
1289 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1290 valueize random data.
1292 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1294 * config.gcc (aix tm_file): Add aix-stdint.h.
1295 (aix tm clause use_gcc_stdint): Set to wrap.
1296 * config/rs6000/aix-stdint.h: New file.
1298 2009-04-08 Richard Guenther <rguenther@suse.de>
1301 * tree-dfa.c (add_referenced_var): Do not recurse into
1302 global initializers.
1303 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1305 (fold_const_aggregate_ref): Likewise.
1307 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1309 * recog.c (ordered_comparison_operator): New.
1310 * gensupport.c (std_preds): Add it.
1311 * doc/md.texi (Machine-Independent Predicates): Document it.
1313 2009-04-08 Jan Hubicka <jh@suse.cz>
1315 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1316 * function.h (rtl_eh): Remove exception_handler_label_map.
1317 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1318 remove_exception_handler_label, for_each_eh_label_1): Remove.
1319 (rtl_remove_unreachable_regions): Remove.
1320 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1321 (find_exception_handler_labels): Don't build the hashtable.
1322 (maybe_remove_eh_handler): Remove.
1323 (for_each_eh_label): Rewrite to walk the tree.
1324 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1325 * except.h (maybe_remove_eh_handler): Remove.
1326 * passes.c (init_optimization_passes): Schedule second EH cleanup
1328 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1329 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1331 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1333 * genoutput.c (validate_optab_operands): New.
1334 (gen_insn, gen_expand): Call it.
1336 * genflags.c (gen_insn): Detect misused iterators.
1337 (main): Pass line_no to gen_insn, exit with status 1 on error.
1339 * genextract.c (line_no): Make global.
1340 (VEC_safe_set_locstr): Change assertion to error message.
1341 (main): Exit with status 1 on error.
1343 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1347 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1348 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1349 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1350 * c-convert.c (convert): Do not call fold on results of conversion
1351 functions when the result is a C_MAYBE_CONST_EXPR.
1352 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1353 of __builtin_choose_expr.
1354 * c-typeck.c (remove_c_maybe_const_expr): New.
1355 (build_unary_op, build_conditional_expr, build_compound_expr,
1356 build_binary_op, c_objc_common_truthvalue_conversion): Call
1357 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1360 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1362 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1363 CODE to produce a new one. Add a prototype to use fold_convert_const
1365 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1368 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1369 mix declarations and code.
1371 2009-04-08 Ben Elliston <bje@au.ibm.com>
1373 * gcc.c: Replace `CC' with `GCC' throughout.
1375 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1377 * doc/invoke.texi: Document Atom support.
1379 2009-04-07 Jason Merrill <jason@redhat.com>
1382 * c-common.h, c-common.c: Add flag_pretty_templates.
1383 * c-opts.c (c_common_handle_option): Set it.
1384 * c.opt: Add -fno-pretty-templates.
1385 * doc/invoke.texi (C++ Dialect Options): Likewise.
1387 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1389 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1390 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1391 (ia64_expand_builtin): Likewise.
1393 2009-04-07 Martin Jambor <mjambor@suse.cz>
1395 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1396 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1397 ADDR_EXPRS are include too.
1399 2009-04-07 Richard Guenther <rguenther@suse.de>
1401 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1402 decls are only used if passes as parameters or if they are
1403 local statics and the call is not to a builtin.
1404 (call_may_clobber_ref_p_1): Likewise.
1406 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1408 * expr.c (do_store_flag): Remove last argument. Simplify code
1409 to avoid duplication of tests already done by can_compare_p.
1410 (expand_expr_real_1): Adjust caller.
1412 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1414 * optabs.c (can_compare_p): Test the predicate of a
1415 cbranch and cstore pattern.
1417 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1419 * expr.c (convert_move): Use emit_store_flag instead of
1422 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1424 * config/i386/i386.c (ix86_compare_emitted): Remove.
1425 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1426 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1427 * config/i386/i386.h (ix86_compare_emitted): Remove.
1428 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1429 instead of ix86_compare_emitted.
1430 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1432 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1434 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1435 Add t-sysroot-suffix to tmake_file.
1436 * config/print-sysroot-suffix.sh: New file.
1437 * config/t-sysroot-suffix: New file.
1439 2009-04-07 Ben Elliston <bje@au.ibm.com>
1441 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1442 as the latter produces a warning when the target does not support
1445 2009-04-07 Ben Elliston <bje@au.ibm.com>
1447 * dfp.c: Replace type punning assignments with memcpy throughout.
1448 * Makefile.in (dfp.o-warn): Remove.
1450 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1453 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1454 Include soft-fp/t-softfp after rs6000/t-linux64.
1456 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1458 * stor-layout.c (set_sizetype): Use the full precision of their
1459 machine mode for bitsize types.
1461 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1463 * config/i386/i386.md: Revert 2 accidental checkins.
1465 2009-04-06 Joey Ye <joey.ye@intel.com>
1466 Xuepeng Guo <xuepeng.guo@intel.com>
1467 H.J. Lu <hongjiu.lu@intel.com>
1469 Atom pipeline model, tuning and insn selection.
1470 * config.gcc (atom): Add atom config options and target.
1472 * config/i386/atom.md: New.
1474 * config/i386/i386.c (atom_cost): New cost.
1475 (m_ATOM): New macro flag.
1476 (initial_ix86_tune_features): Set m_ATOM.
1477 (x86_accumulate_outgoing_args): Likewise.
1478 (x86_arch_always_fancy_math_387): Likewise.
1479 (processor_target): Add Atom cost.
1480 (cpu_names): Add Atom cpu name.
1481 (override_options): Set Atom ISA.
1482 (ix86_issue_rate): New case PROCESSOR_ATOM.
1483 (ix86_adjust_cost): Likewise.
1485 * config/i386/i386.h (TARGET_ATOM): New target macro.
1486 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1487 (TARGET_OPT_AGU): New target option.
1488 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1489 (processor_type): Add PROCESSOR_ATOM.
1491 * config/i386/i386.md (cpu): Add new value "atom".
1492 (use_carry, movu): New attr.
1493 (atom.md): Include atom.md.
1494 (adddi3_carry_rex64): Set attr "use_carry".
1495 (addqi3_carry): Likewise.
1496 (addhi3_carry): Likewise.
1497 (addsi3_carry): Likewise.
1498 (*addsi3_carry_zext): Likewise.
1499 (subdi3_carry_rex64): Likewise.
1500 (subqi3_carry): Likewise.
1501 (subhi3_carry): Likewise.
1502 (subsi3_carry): Likewise.
1503 (x86_movdicc_0_m1_rex64): Likewise.
1504 (*x86_movdicc_0_m1_se): Likewise.
1505 (x86_movsicc_0_m1): Likewise.
1506 (*x86_movsicc_0_m1_se): Likewise.
1507 (*adddi_1_rex64): Emit add insn as much as possible.
1508 (*addsi_1): Likewise.
1509 (return_internal): Set atom_unit.
1510 (return_internal_long): Likewise.
1511 (return_pop_internal): Likewise.
1512 (*rcpsf2_sse): Set atom_sse_attr attr.
1513 (*qrt<mode>2_sse): Likewise.
1514 (*prefetch_sse): Likewise.
1516 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1518 (ix86_target_macros_internal): Likewise.
1520 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1521 (*prefetch_sse_rex): Likewise.
1522 (sse_rcpv4sf2): Likewise.
1523 (sse_vmrcpv4sf2): Likewise.
1524 (sse_sqrtv4sf2): Likewise.
1525 (<sse>_vmsqrt<mode>2): Likewise.
1526 (sse_ldmxcsr): Likewise.
1527 (sse_stmxcsr): Likewise.
1528 (*sse_sfence): Likewise.
1529 (sse2_clflush): Likewise.
1530 (*sse2_mfence): Likewise.
1531 (*sse2_lfence): Likewise.
1532 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1533 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1534 (avx_movdqu<avxmodesuffix>): Likewise.
1535 (avx_lddqu<avxmodesuffix>): Likewise.
1536 (sse2_movntv2di): Change attr "type" to "ssemov".
1537 (sse2_movntsi): Likewise.
1538 (rsqrtv8sf2): Change attr "type" to "sseadd".
1539 (sse3_addsubv2df3): Set attr "atom_unit".
1540 (sse3_h<plusminus_insn>v4sf3): Likewise.
1541 (*sse2_pmaddwd): Likewise.
1542 (*vec_extractv2di_1_rex64): Likewise.
1543 (*vec_extractv2di_1_avx): Likewise.
1544 (sse2_psadbw): Likewise.
1545 (ssse3_phaddwv8hi3): Likewise.
1546 (ssse3_phaddwv4hi3): Likewise.
1547 (ssse3_phadddv4si3): Likewise.
1548 (ssse3_phadddv2si3): Likewise.
1549 (ssse3_phaddswv8hi3): Likewise.
1550 (ssse3_phaddswv4hi3): Likewise.
1551 (ssse3_phsubwv8hi3): Likewise.
1552 (ssse3_phsubwv4hi3): Likewise.
1553 (ssse3_phsubdv4si3): Likewise.
1554 (ssse3_phsubdv2si3): Likewise.
1555 (ssse3_phsubswv8hi3): Likewise.
1556 (ssse3_phsubswv4hi3): Likewise.
1557 (ssse3_pmaddubsw128): Likewise.
1558 (sse3_pmaddubsw: Likewise.
1559 (ssse3_palignrti): Likewise.
1560 (ssse3_palignrdi): Likewise.
1562 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1564 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1566 2009-04-06 Richard Guenther <rguenther@suse.de>
1568 PR tree-optimization/28868
1569 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1570 of which PHI results we inserted.
1571 (insert_into_preds_of_block): Record inserted PHIs.
1572 (eliminate): Eliminate redundant PHI nodes.
1573 (init_pre): Init inserted_phi_names.
1575 2009-04-06 Richard Guenther <rguenther@suse.de>
1577 PR tree-optimization/39643
1578 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1579 IMAGPART_EXPRs of complex constants.
1580 (execute_fold_all_builtins): If we folded a call queue
1581 TODO_update_address_taken.
1583 2009-04-06 Jan Hubicka <jh@suse.cz>
1586 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1589 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1591 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1593 (ic_invalidate_array): Likewise.
1595 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1597 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1598 alignment for library calls.
1600 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1602 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1603 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1604 * config/i386/mingw-stdint.h: New file.
1606 2009-04-05 Richard Guenther <rguenther@suse.de>
1608 PR tree-optimization/39648
1609 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1610 our &A vs. &A[0] IL deficiencies.
1612 2009-04-04 Jan Hubicka <jh@suse.cz>
1614 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1615 removed toplevel regions.
1616 (sjlj_mark_call_sites): Likewise.
1618 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1620 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1621 (cygwin tm clause use_gcc_stdint): Set to wrap.
1622 * config/i386/cygwin-stdint.h: New file.
1624 2009-04-04 Richard Guenther <rguenther@suse.de>
1626 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1627 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1628 single-argument PHIs if we are in loop-closed SSA form.
1629 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1630 for the pre-condition.
1631 (slpeel_tree_peel_loop_to_edge): Likewise.
1632 (vect_build_loop_niters): Take an optional sequence to append stmts.
1633 (vect_generate_tmps_on_preheader): Likewise.
1634 (vect_do_peeling_for_loop_bound): Take extra guards for the
1636 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1637 the cost model check.
1638 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1639 guards if we are going to peel. Do not apply versioning in that case.
1640 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1641 (vect_do_peeling_for_loop_bound): Likewise.
1642 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1643 loop bound only record extra pre-conditions, do not apply loop
1646 2009-04-04 Richard Guenther <rguenther@suse.de>
1648 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1651 2009-04-04 Jan Hubicka <jh@suse.cz>
1653 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1654 last_basic_block for size of bb->index indexed array.
1655 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1656 compute_out, link_btr_uses, build_btr_def_use_webs,
1657 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1659 2009-04-04 Jan Hubicka <jh@suse.cz>
1661 * except.c (remove_eh_handler_and_replace): Break out from ...
1662 (remove_eh_handler): ... here.
1663 (bring_to_root): New function.
1664 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1665 handled ones, bring others to root of tree.
1667 2009-04-04 Jan Hubicka <jh@suse.cz>
1669 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1670 (all_phis_safe_to_merge): New function.
1671 (update_info): New structure.
1672 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1673 (cleanup_empty_eh): Update SSA if possible.
1675 2009-04-04 Richard Guenther <rguenther@suse.de>
1677 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1678 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1679 (append_vuse): Likewise.
1681 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1683 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1684 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1685 instead of REG_UNSAVED for DW_CFA_undefined.
1686 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1687 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1690 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1693 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1694 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1695 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1697 2009-04-04 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/8781
1700 PR tree-optimization/37892
1701 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1702 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1703 (valueize_refs): Call it for *& valueizations.
1704 (shared_reference_ops_from_ref): Rename to ...
1705 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1706 (shared_reference_ops_from_call): Rename to ...
1707 (valueize_shared_reference_ops_from_call): ... this and valueize.
1708 (vn_reference_lookup): Update.
1709 (visit_reference_op_call): Likewise.
1710 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1711 (eliminate): Value-replace the call address in call statements.
1713 2009-04-04 Richard Guenther <rguenther@suse.de>
1715 PR tree-optimization/39636
1716 * tree-ssa-forwprop.c
1717 (forward_propagate_addr_into_variable_array_index): Check for
1718 GIMPLE_ASSIGN before accessing the rhs code.
1720 2009-04-03 Jason Merrill <jason@redhat.com>
1722 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1724 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1726 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1727 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1728 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1729 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1730 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1731 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1732 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1733 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1734 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1735 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1736 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1737 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1738 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1739 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1740 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1741 Use fr_reg_or_fp01_operand instead of fr_register_operand
1743 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1744 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1745 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1747 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1749 PR rtl-optimization/39607
1750 PR rtl-optimization/39631
1754 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1755 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1756 instead of DF_LR_OUT.
1757 * ira-lives.c (process_bb_node_lives): Ditto.
1758 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1759 instead of DF_LR_{OUT,IN}.
1760 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1761 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1763 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1765 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1766 (execute_lower_omp): Always run but take the short way out if -fopenmp
1768 (gate_lower_omp): Remove, forcing the pass manager to always run the
1769 pass and always set PROP_gimple_lomp.
1770 (pass_lower_omp): Remove gate function.
1771 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1772 PROP_trees. Instead, require it.
1773 * ipa-cp.c (pass_ipa_cp): Likewise.
1774 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1775 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1776 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1777 and PROP_gimple_leh.
1779 2009-04-03 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/23940
1783 PR tree-optimization/33237
1786 PR tree-optimization/36201
1787 PR tree-optimization/36230
1788 PR tree-optimization/38049
1789 PR tree-optimization/38207
1790 PR tree-optimization/38230
1791 PR tree-optimization/38301
1792 PR tree-optimization/38585
1794 PR tree-optimization/38985
1795 PR tree-optimization/39299
1796 * tree-ssa-structalias.h: Remove.
1797 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1798 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1799 (struct vuse_element_d): Remove.
1800 (struct vuse_vec_d): Likewise.
1801 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1802 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1803 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1804 VUSE_ELEMENT_VAR): Likewise.
1805 (struct voptype_d): Likewise.
1806 (NUM_VOP_FREE_BUCKETS): Likewise.
1807 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1808 (struct stmt_operands_d): Remove.
1809 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1810 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1811 VDEF_NUM, VDEF_VECT): Likewise.
1812 (copy_virtual_operands): Remove.
1813 (operand_build_cmp): Likewise.
1814 (create_ssa_artificial_load_stmt): Likewise.
1815 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1816 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1817 vuse_index and mayuse_index members. Pack and move done and iter_type
1818 members to the front.
1819 (SSA_OP_VMAYUSE): Remove.
1820 (SSA_OP_VIRTUAL_USES): Adjust.
1821 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1822 (unlink_stmt_vdef): Declare.
1823 (add_to_addressable_set): Remove.
1824 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1825 (vrp_visit_stmt): Likewise.
1826 * doc/tree-ssa.texi (Alias analysis): Update.
1827 * doc/invoke.texi (max-aliased-vops): Remove docs.
1828 (avg-aliased-vops): Likewise.
1829 * tree-into-ssa.c (syms_to_rename): Remove.
1830 (need_to_update_vops_p): Likewise.
1831 (need_to_initialize_update_ssa_p): Rename to ...
1832 (update_ssa_initialized_fn): ... this. Track function we are
1834 (symbol_marked_for_renaming): Simplify.
1835 (add_new_name_mapping): Do not set need_to_update_vops_p.
1836 (dump_currdefs): Use SYMS_TO_RENAME.
1837 (rewrite_update_stmt): Always walk all uses/defs.
1838 (dump_update_ssa): Adjust.
1839 (init_update_ssa): Take function argument. Track what we are
1841 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1842 (create_new_def_for): Initialize for cfun, assert we are initialized
1844 (mark_sym_for_renaming): Simplify.
1845 (mark_set_for_renaming): Do not initialize update-ssa.
1846 (need_ssa_update_p): Simplify. Take function argument.
1847 (name_mappings_registered_p): Assert we ask for the correct function.
1848 (name_registered_for_update_p): Likewise.
1849 (ssa_names_to_replace): Likewise.
1850 (release_ssa_name_after_update_ssa): Likewise.
1851 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1852 (dump_decl_set): Do not print a newline.
1853 (debug_decl_set): Do it here.
1854 (dump_update_ssa): And here.
1855 * tree-ssa-loop-im.c (move_computations): Adjust.
1856 (movement_possibility): Likewise.
1857 (determine_max_movement): Likewise.
1858 (gather_mem_refs_stmt): Likewise.
1859 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1861 * tree-complex.c (update_all_vops): Remove.
1862 (expand_complex_move): Adjust.
1863 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1864 Simplify test for memory referencing statement. Exclude
1865 non-invariant ADDR_EXPRs.
1866 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1867 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1868 (rdg_flag_uses): Likewise.
1869 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1871 (tree_optimize_tail_calls_1): Also split the
1872 edge from the entry block if we have degenerate PHI nodes in
1873 the first basic block.
1874 * tree.c (init_ttree): Remove memory-tag related code.
1875 (tree_code_size): Likewise.
1876 (tree_node_structure): Likewise.
1877 (build7_stat): Re-write to be build6_stat.
1878 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1879 (SSA_VAR_P): Adjust.
1880 (struct tree_memory_tag): Remove.
1881 (struct tree_memory_partition_tag): Likewise.
1882 (union tree_node): Adjust.
1883 (build7): Re-write to be build6.
1884 * tree-pass.h (pass_reset_cc_flags): Remove.
1885 (TODO_update_address_taken): New flag.
1886 (pass_simple_dse): Remove.
1887 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1888 * params.h (MAX_ALIASED_VOPS): Remove.
1889 (AVG_ALIASED_VOPS): Likewise.
1890 * omp-low.c (expand_omp_taskreg): Update SSA form.
1891 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1892 aliases the lhs in a copy stmt.
1893 * tree-ssa-dse.c (struct address_walk_data): Remove.
1894 (memory_ssa_name_same): Likewise.
1895 (memory_address_same): Likewise.
1896 (get_kill_of_stmt_lhs): Likewise.
1897 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1898 unused stores. Look through PHI nodes into post-dominated regions.
1899 (dse_optimize_stmt): Simplify. Properly remove stores.
1900 (tree_ssa_dse): Compute dominators.
1901 (execute_simple_dse): Remove.
1902 (pass_simple_dse): Likewise.
1903 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1904 gimple_loaded_syms and gimple_stored_syms computation.
1905 * toplev.c (dump_memory_report): Dump alias and pta stats.
1906 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1907 (vn_reference_eq): Likewise.
1908 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1909 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1910 valueize_vuses): Remove.
1911 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1912 (get_def_ref_stmt_vuse): ... this.
1913 (vn_reference_lookup_2): New function.
1914 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1915 walking equivalent vuses. Simplify.
1916 (vn_reference_lookup): Likewise.
1917 (vn_reference_insert): Likewise.
1918 (vn_reference_insert_pieces): Likewise.
1919 (visit_reference_op_call): Simplify.
1920 (visit_reference_op_load): Likewise.
1921 (visit_reference_op_store): Likewise.
1922 (init_scc_vn): Remove shared_lookup_vuses initialization.
1923 (free_scc_vn): Remove shared_lookup_vuses freeing.
1924 (sort_vuses, sort_vuses_heap): Remove.
1925 (get_ref_from_reference_ops): Export.
1926 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1927 vector with single vuse pointer.
1928 (vn_reference_lookup_pieces, vn_reference_lookup,
1929 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1930 (shared_vuses_from_stmt): Remove.
1931 (get_ref_from_reference_ops): Declare.
1932 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1933 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1934 memory-tag related code.
1935 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1936 (likely_value): Add comment, skip static-chain of call statements.
1937 (surely_varying_stmt_p): Adjust.
1938 (gimplify_and_update_call_from_tree): Likewise.
1939 (execute_fold_all_builtins): Do not rebuild alias info.
1940 (gimplify_and_update_call_from_tree): Properly update VOPs.
1941 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1942 (copy_ref_info): Remove memory-tag related code.
1943 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1944 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1945 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1947 * tree-ssa-dom.c (gimple_p): Remove typedef.
1948 (eliminate_redundant_computations): Adjust.
1949 (record_equivalences_from_stmt): Likewise.
1950 (avail_expr_hash): Likewise.
1951 (avail_expr_eq): Likewise.
1952 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1953 (stmt_makes_single_load): Likewise.
1954 (stmt_makes_single_store): Likewise.
1955 * tree-ssa-alias.c: Rewrite completely.
1956 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1957 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1958 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1959 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1960 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1961 Remove public functions.
1962 (pass_reset_cc_flags): Remove.
1963 (pass_build_alias): Move ...
1964 * tree-ssa-structalias.c (pass_build_alias): ... here.
1965 * tree-ssa-alias.c (may_be_aliased): Move ...
1966 * tree-flow-inline.h (may_be_aliased): ... here.
1967 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1968 count_uses_and_derefs): Move ...
1969 * gimple.c: ... here.
1970 * gimple.h (count_uses_and_derefs): Declare.
1971 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1972 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1973 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1974 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1975 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1976 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1977 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1979 * tree-dfa.c (refs_may_alias_p): Move ...
1980 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1981 * tree-ssa-alias.h: New file.
1982 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1983 (statement_sink_location): Likewise.
1984 * opts.c (decode_options): Do not adjust max-aliased-vops or
1985 avg-aliased-vops values.
1986 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1987 (TV_CALL_CLOBBER): Likewise.
1988 (TV_FLOW_SENSITIVE): Likewise.
1989 (TV_FLOW_INSENSITIVE): Likewise.
1990 (TV_MEMORY_PARTITIONING): Likewise.
1991 (TV_ALIAS_STMT_WALK): New timevar.
1992 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1993 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1994 (get_address_description): Remove memory-tag related code.
1995 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1996 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1997 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1998 and immediate uses in statements. Document.
1999 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2000 (dump_symbols): Remove.
2001 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2002 * alias.c (get_deref_alias_set): New function split out from ...
2003 (get_alias_set): ... here.
2004 * alias.h (get_deref_alias_set): Declare.
2005 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2006 type parameter. Remove restrict pointer handling. Create a
2007 ref-all pointer in case type-based alias sets do not conflict.
2008 (vect_analyze_data_refs): Remove SMT related code.
2009 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2010 (vectorizable_load): Likewise.
2011 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2012 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2013 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2014 Ignore vops and SMTs.
2015 (dr_analyze_alias): Likewise..
2016 (free_data_ref): Likewise.
2017 (create_data_ref): Likewise.
2018 (analyze_all_data_dependences): Likewise.
2019 (get_references_in_stmt): Adjust.
2020 * tree-flow-inline.h (gimple_aliases_computed_p,
2021 gimple_addressable_vars, gimple_call_clobbered_vars,
2022 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2023 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2024 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2025 gimple_mem_ref_stats): Remove.
2026 (gimple_vop): New function.
2027 (op_iter_next_use): Remove vuses and mayuses cases.
2028 (op_iter_next_def): Remove vdefs case.
2029 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2030 (clear_and_done_ssa_iter): Do not set removed fields.
2031 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2032 Assert we are not iterating over vuses or vdefs if not also
2033 iterating over uses or defs.
2034 (op_iter_init_use): Likewise.
2035 (op_iter_init_def): Likewise.
2036 (op_iter_next_vdef): Remove.
2037 (op_iter_next_mustdef): Likewise.
2038 (op_iter_init_vdef): Likewise.
2039 (compare_ssa_operands_equal): Likewise.
2040 (link_use_stmts_after): Handle vuse operand.
2041 (is_call_used): Use is_call_clobbered.
2042 (is_call_clobbered): Global variables are always call clobbered,
2043 query the call-clobbers bitmap.
2044 (mark_call_clobbered): Ignore global variables.
2045 (clear_call_clobbered): Likewise.
2046 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2047 virtual operands sanity check.
2048 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2050 (TARGET_MEM_REF): Remove TMR_TAG operand.
2051 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2052 Remove call-clobber related code.
2053 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2054 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2055 partitions or escape reason.
2056 (get_single_def_stmt, get_single_def_stmt_from_phi,
2057 get_single_def_stmt_with_phi): Remove.
2058 (dump_referenced_vars): Tidy.
2059 (get_ref_base_and_extent): Allow bare decls.
2060 (collect_dfa_stats): Adjust.
2061 * graphite.c (rename_variables_in_stmt): Adjust.
2062 (graphite_copy_stmts_from_block): Likewise.
2063 (translate_clast): Likewise.
2064 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2066 (translate_vuse_through_block): Use the oracle.
2067 (phi_translate_1): Adjust.
2068 (value_dies_in_block_x): Use the oracle. Cache the outcome
2070 (valid_in_sets): Check if the VUSE for
2071 a REFERENCE is available.
2072 (eliminate): Do not remove stmts during elimination,
2073 instead queue and remove them afterwards.
2074 (do_pre): Do not rebuild alias info.
2075 (pass_pre): Run TODO_rebuild_alias before PRE.
2076 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2077 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2078 (mark_all_v_defs_stmt): Remove.
2079 (mark_all_v_defs_seq): Adjust.
2080 (sra_replace): Likewise.
2081 (scalarize_use): Likewise.
2082 (scalarize_copy): Likewise.
2083 (scalarize_init): Likewise.
2084 (scalarize_ldst): Likewise.
2085 (todoflags): Remove.
2086 (tree_sra): Do not rebuild alias info.
2087 (tree_sra_early): Adjust.
2088 (pass_sra): Run TODO_update_address_taken before SRA.
2089 * tree-predcom.c (set_alias_info): Remove.
2090 (prepare_initializers_chain): Do not call it.
2091 (mark_virtual_ops_for_renaming): Adjust.
2092 (mark_virtual_ops_for_renaming_list): Remove.
2093 (initialize_root_vars): Adjust.
2094 (initialize_root_vars_lm): Likewise.
2095 (prepare_initializers_chain): Likewise.
2096 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2097 (may_propagate_copy_into_stmt): Likewise.
2098 (merge_alias_info): Do nothing for now.
2099 (propagate_tree_value_into_stmt): Adjust.
2100 (stmt_may_generate_copy): Likewise.
2101 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2102 not mark symbols for renaming.
2103 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2104 with the same statement, make sure to update the new pointed-to one.
2105 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2106 call statements, do not mark symbols for renaming.
2107 (mark_operand_necessary): Dump something.
2108 (ref_may_be_aliased): New function.
2109 (mark_aliased_reaching_defs_necessary_1): New helper function.
2110 (mark_aliased_reaching_defs_necessary): Likewise.
2111 (mark_all_reaching_defs_necessary_1): Likewise.
2112 (mark_all_reaching_defs_necessary): Likewise.
2113 (propagate_necessity): Do not process virtual PHIs. For
2114 non-aliased loads mark all reaching definitions as necessary.
2115 For aliased loads and stores mark the immediate dominating
2116 aliased clobbers as necessary.
2117 (visited): New global static.
2118 (perform_tree_ssa_dce): Free visited bitmap after propagating
2120 (remove_dead_phis): Perform simple dead virtual PHI removal.
2121 (remove_dead_stmt): Properly unlink virtual operands when
2123 (eliminate_unnecessary_stmts): Schedule PHI removal after
2125 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2126 (process_replaceable): Likewise.
2127 (find_replaceable_in_bb): Likewise.
2128 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2129 based on the single gimple vop.
2130 (verify_flow_insensitive_alias_info): Remove.
2131 (verify_flow_sensitive_alias_info): Likewise.
2132 (verify_call_clobbering): Likewise.
2133 (verify_memory_partitions): Likewise.
2134 (verify_alias_info): Likewise.
2135 (verify_ssa): Adjust..
2136 (execute_update_addresses_taken): Export. Update SSA
2137 manually. Optimize only when optimizing. Use a local bitmap.
2138 (pass_update_address_taken): Remove TODO_update_ssa, add
2140 (pass_update_address_taken): Just use TODO_update_address_taken.
2141 (init_tree_ssa): Do not initialize addressable_vars.
2142 (verify_ssa): Verify new VUSE / VDEF properties.
2143 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2144 Do not call verify_alias_info.
2145 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2146 Do not free the loaded and stored syms bitmaps. Reset the escaped
2147 and callused solutions. Do not free addressable_vars.
2148 Remove memory-tag related code.
2149 (warn_uninitialized_var): Aliases are always available.
2150 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2151 * lambda-code.c (can_put_in_inner_loop): Adjust.
2152 (can_put_after_inner_loop): Likewise.
2153 (perfect_nestify): Likewise.
2154 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2155 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2156 (vectorizable_conversion): Do not mark symbols for renaming.
2157 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2158 (expand_call_inline): Unlink the calls virtual operands before
2160 (tree_function_versioning): Do not call update_ssa if we are not
2161 updating clones. Simplify.
2162 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2163 (propagate_with_phi): Likewise..
2164 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2165 clobber code. Assert we are not aliased or global.
2166 * tree-flow.h: Include tree-ssa-alias.h
2167 (enum escape_type): Remove.
2168 (struct mem_sym_stats_d): Likewise.
2169 (struct mem_ref_stats_d): Likewise.
2170 (struct gimple_df): Add vop member. Remove global_var,
2171 call_clobbered_vars, call_used_vars, addressable_vars,
2172 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2173 escaped and callused members.
2174 (struct ptr_info_def): Remove all members, add points-to solution
2176 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2177 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2178 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2179 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2180 (tree-ssa-alias.o): Likewise.
2181 (toplev.o): Add tree-ssa-alias.h
2182 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2183 * gimple.c (gimple_set_bb): Fix off-by-one error.
2184 (is_gimple_reg): Do not handle memory tags.
2185 (gimple_copy): Also copy virtual operands.
2186 Delay updating the statement. Do not reset loaded and stored syms.
2187 (gimple_set_stored_syms): Remove.
2188 (gimple_set_loaded_syms): Likewise.
2189 (gimple_call_copy_skip_args): Copy the virtual operands
2190 and mark the new statement modified.
2191 * tree-ssa-structalias.c (may_alias_p): Remove.
2192 (set_uids_in_ptset): Take the alias set to prune with as
2193 parameter. Fold in the alias test of may_alias_p.
2194 (compute_points_to_sets): Compute whether a ptr is dereferenced
2196 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2197 other ADDRESSOF constraints on the lhs.
2198 (get_constraint_for_component_ref): Assert that we don't get
2199 ADDRESSOF constraints from the base of the reference.
2200 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2201 (struct variable_info): Remove collapsed_to member.
2202 (get_varinfo_fc): Remove.
2203 (new_var_info): Do not set collapsed_to.
2204 (dump_constraint): Do not follow cycles.
2205 (dump_constraint_graph): Likewise.
2206 (build_pred_graph): Likewise.
2207 (build_succ_graph): Likewise.
2208 (rewrite_constraints): Likewise.
2209 (do_simple_structure_copy): Remove.
2210 (do_rhs_deref_structure_copy): Remove.
2211 (do_lhs_deref_structure_copy): Remove.
2212 (collapse_rest_of_var): Remove.
2213 (do_structure_copy): Re-implement.
2214 (pta_stats): New global variable.
2215 (dump_pta_stats): New function.
2216 (struct constraint_expr): Make offset signed.
2217 (UNKNOWN_OFFSET): Define special value.
2218 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2219 (solution_set_expand): New helper function split out from ...
2220 (do_sd_constraint): ... here.
2221 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2222 (do_ds_constraint): Likewise.
2223 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2224 and CALLUSED = *CALLUSED.
2225 (set_union_with_increment): Make inc argument signed.
2226 (type_safe): Remove.
2227 (get_constraint_for_ptr_offset): Handle unknown and negative
2229 (first_vi_for_offset): Handle offsets before start. Bail
2230 out early for offsets beyond the variable extent.
2231 (first_or_preceding_vi_for_offset): New function.
2232 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2233 Together with ESCAPED = *ESCAPED this properly computes reachability.
2234 (find_what_var_points_to): New function.
2235 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2236 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2237 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2238 pt_solutions_intersect): New functions.
2239 (compute_call_used_vars): Remove.
2240 (compute_may_aliases): New main entry into PTA computation.
2241 * gimple.h (gimple_p): New typedef.
2242 (struct gimple_statement_base): Remove references_memory_p.
2243 (struct gimple_statement_with_memory_ops_base): Remove
2244 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2246 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2247 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2248 gimple_set_references_memory): Remove.
2249 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2250 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2252 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2253 (verify_expr): Allow RESULT_DECL.
2254 (gimple_duplicate_bb): Do not copy virtual operands.
2255 (gimple_duplicate_sese_region): Adjust.
2256 (gimple_duplicate_sese_tail): Likewise.
2257 (mark_virtual_ops_in_region): Remove.
2258 (move_sese_region_to_fn): Do not call it.
2259 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2260 and pass_simple_dse.
2261 (execute_function_todo): Handle TODO_update_address_taken,
2262 call execute_update_addresses_taken for TODO_rebuild_alias.
2263 (execute_todo): Adjust.
2264 (execute_one_pass): Init dump files early.
2265 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2267 (create_general_new_stmt): Clear vops.
2268 * tree-ssa-reassoc.c (get_rank): Adjust.
2269 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2270 symbols for renaming.
2271 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2272 (PARAM_AVG_ALIASED_VOPS): Likewise.
2273 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2274 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2275 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2276 (operand_build_cmp, copy_virtual_operands,
2277 create_ssa_artificial_load_stmt, add_to_addressable_set,
2278 gimple_add_to_addresses_taken): Remove public functions.
2279 (unlink_stmt_vdef): New function.
2281 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2283 * config.gcc (powerpc-*-linux*): Merge variants.
2285 2009-04-02 Chao-ying Fu <fu@mips.com>
2286 James Grosbach <james.grosbach@microchip.com>
2288 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2289 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2291 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2292 keep_interrupts_masked_p, use_debug_exception_return_p.
2293 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2294 keep_interrupts_masked, use_debug_exception_return.
2295 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2296 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2298 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2299 (mips_print_operand): Process COP0 registers to print $0 .. $31
2300 correctly for GAS to process.
2301 (mips_interrupt_extra_call_saved_reg_p): New function.
2302 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2304 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2305 (mips_compute_frame_info): Add supports for interrupt context that
2306 includes doubleword accumulators and COP0 registers.
2307 (mips_for_each_saved_acc): New function.
2308 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2309 mips_for_each_saved_reg.
2310 (mips_save_reg): Save accumulators.
2311 (mips_kernel_reg_p): A new for_each_rtx callback.
2312 (mips_expand_prologue): Support interrupt handlers.
2313 (mips_restore_reg): Restore accumulators.
2314 (mips_expand_epilogue): Support interrupt handlers.
2315 (mips_can_use_return_insn): Return false for interrupt handlers.
2316 (mips_epilogue_uses): New function.
2317 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2318 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2319 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2320 cop0_move): New instructions.
2321 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2322 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2324 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2326 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2327 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2328 interrupt handlers, we use K0 as the temporary register.
2329 (EPILOGUE_USES): Change to a function call.
2330 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2331 handlers, we use K0 as the temporary register.
2333 * doc/extend.texi (Function Attributes): Document interrupt,
2334 use_shadow_register_set, keep_interrupts_masked,
2335 use_debug_exception_return for MIPS attributes.
2337 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2339 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2340 Remove a number of t-files from tmake_file.
2341 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2342 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2343 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2344 target_prototype, not TARGET_PROTOTYPE.
2345 (LINK_OS_GNU_SPEC): Define.
2346 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2347 and darwin-ldoubdle.c.
2349 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2352 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2353 (cpp_options): Ditto.
2354 (default_compilers): Ditto.
2355 (display_help): Ditto.
2356 (process_command): Ditto.
2358 (set_input): Use lbasename instead of duplicate code.
2359 (save_temps_prefix): New static for -save-temps=obj.
2360 (save_temps_length): Ditto.
2362 * doc/invoke.texi (-save-temps=obj): Document new variant to
2365 2009-04-02 Jeff Law <law@redhat.com>
2367 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2370 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2372 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2373 * configure: Regenerated.
2375 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2377 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2378 share the argument list.
2380 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2384 2009-02-12 Diego Novillo <dnovillo@google.com>
2386 * varpool.c (debug_varpool): New.
2387 * cgraph.h (debug_varpool): Declare.
2389 2009-04-02 Jan Hubicka <jh@suse.cz>
2391 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2394 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2396 * config/i386/i386.c (ix86_abi): Move initialization to ...
2397 (override_options): Here.
2399 2009-04-02 Christian Bruel <christian.bruel@st.com>
2401 * config/sh/sh.c (sh_dwarf_register_span): New function.
2402 (TARGET_DWARF_REGISTER_SPAN): Define.
2403 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2405 2009-04-02 Ira Rosen <irar@il.ibm.com>
2407 PR tree-optimization/39595
2408 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2409 interleaved loads group is not greater than the SLP group size.
2411 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2413 * builtins.c (is_builtin_name): New.
2414 (called_as_built_in): Use is_builtin_name.
2415 * tree.h (is_builtin_name): New.
2416 * varasm.c (incorporeal_function_p): Use is_builtin_name
2418 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2420 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2422 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2425 * c-decl.c (clone_underlying_type): Move this ...
2426 * c-common.c (set_underlying_type): ... here.
2427 Also, make sure the function properly sets TYPE_STUB_DECL() on
2428 the newly created typedef variant type.
2429 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2430 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2433 2009-04-02 Richard Guenther <rguenther@suse.de>
2435 PR tree-optimization/37221
2436 * tree-flow.h (degenerate_phi_result): Declare.
2437 * tree-ssa-dom.c (degenerate_phi_result): Export.
2438 * tree-scalar-evolution.c (analyze_initial_condition): If
2439 the initial condition is defined by a degenerate PHI node
2440 use the degenerate value.
2442 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2444 PR rtl-optimization/39588
2445 * combine.c (merge_outer_ops): Do not set the constant when this
2447 (simplify_shift_const_1): Do not modify it either in this case.
2449 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2451 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2452 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2454 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2457 * c-lex.c (interpret_float): Default (no suffix) is double.
2459 2009-04-1 Xinliang David Li <davidxl@google.com>
2461 * config/i386/i386.c (legitimate_constant_p): Recognize
2462 all one vector constant.
2464 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2466 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2467 Change #include order to silence two warnings.
2469 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2471 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2472 (ASM_SPEC): Pass -k to the assembler for PIC code.
2474 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2476 * gcc/config.gcc: Add vax-*-linux* to the switch.
2477 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2478 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2480 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2482 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2483 Use predicate macros instead of GET_CODE() == foo.
2484 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2485 ashlsi3, rotrsi3, <unnamed>): Likewise.
2487 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2489 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2490 jbbccihi, jbbccisi): Remova trailing whitespace.
2491 * gcc/config/vax/constraints.md: Likewise.
2492 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2493 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2494 * gcc/config/vax/predicates.md: Likewise.
2495 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2496 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2497 * gcc/config/vax/vax.h: Likewise.
2498 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2500 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2502 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2503 (indirectable_address_p, adjacent_operands_p): Add spaces around
2505 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2507 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2509 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2510 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2511 index_term_p, reg_plus_index_p, legitimate_address_p,
2512 vax_mode_dependent_address_p): Update comments to match functions
2513 modified by the recent int->bool conversion.
2515 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2517 * gcc/config/vax/builtins.md: Update copyright message.
2518 * gcc/config/vax/constraints.md: Likewise.
2519 * gcc/config/vax/netbsd-elf.h: Likewise.
2520 * gcc/config/vax/predicates.md: Likewise.
2521 * gcc/config/vax/vax-protos.h: Likewise.
2522 * gcc/config/vax/vax.c: Likewise.
2523 * gcc/config/vax/vax.h: Likewise.
2524 * gcc/config/vax/vax.md: Likewise.
2525 * gcc/config/vax/vax.opt: Likewise.
2527 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2529 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2530 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2531 * gcc/config/vax/constraints.md (B, R): Likewise.
2532 * gcc/config/vax/predicates.md (external_memory_operand,
2533 nonimmediate_addsub_di_operand): Likewise.
2534 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2535 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2536 untyped_call): Likewise.
2538 2009-04-01 Matt Thomas <matt@3am-software.com>
2540 * config/vax/predicates.md: New file.
2541 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2542 external_const_operand, nonsymbolic_operand, external_memory_operand,
2543 indirect_memory_operand, indexed_memory_operand,
2544 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2545 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2547 * config/vax/constraints.md: New file.
2548 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2550 * config/vax/builtins.md: New file.
2551 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2552 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2554 * config/vax/vax.opt (mqmath): Add option.
2555 * config/vax/vax.md (isfx): Extend with DI.
2556 (VAXintQH, VAXintQHSD): Define.
2557 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2558 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2559 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2560 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2561 (movdi): Update constraints and use vax_output_int_move().
2562 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2563 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2564 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2565 nonlocal_goto): New.
2566 (mov<mode>): Extend accepted operand types.
2567 (subdi3_old): Rename from subdi3, change update constraints and use
2568 a new implementation.
2569 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2570 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2571 MOVE_RATIO, CLEAR_RATIO): Define.
2572 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2573 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2574 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2575 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2576 (split_quadword_operands): Make static and really allow variable
2578 (print_operand_address): Update for PIC generation.
2579 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2580 indexable_address_p, fixup_mathdi_operand,
2581 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2582 (vax_float_literal, legitimate_constant_p,
2583 indirectable_constant_address_p, index_term_p,
2584 reg_plus_index_p): Return bool instead of int.
2585 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2587 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2589 (vax_output_conditional_branch): Indent.
2590 (legitimate_constant_address_p, indirectable_constant_address_p,
2591 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2592 vax_mode_dependent_address_p): Return bool instead of int, update for
2594 * config/vax/vax-protos.h (legitimate_constant_address_p,
2595 legitimate_constant_p, legitimate_address_p,
2596 vax_mode_dependent_address_p): Change declaration to bool.
2597 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2598 vax_expand_addsub_di_operands, vax_output_int_subtract,
2599 vax_output_movmemsi): Declare.
2600 (split_quadword_operands, vax_float_literal): Delete declaration.
2601 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2602 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2603 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2604 ASM_OUTPUT_DWARF_PCREL): Define.
2605 (ASM_SPEC): Change definition to allow PIC generation.
2607 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2609 * doc/sourcebuild.texi: Update front-end requirements.
2611 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2614 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2615 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2616 (booldi3_internal3): Use boolean_or_operator instead of
2619 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2622 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2623 declarator whose size is not an integer constant expression but
2624 folds to an integer constant, then treat it as a constant
2627 2009-04-01 Richard Guenther <rguenther@suse.de>
2629 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2630 i * 4 + 2 to (i * 2 + 1) * 2.
2632 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2635 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2636 return if c_parser_asm_string_literal returned NULL.
2638 2009-04-01 Nick Clifton <nickc@redhat.com>
2640 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2642 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2643 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2644 other typedefs to avoid conflicts with libgcc2.c. Define labels
2645 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2647 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2648 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2651 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2653 * varasm.c (default_function_rodata_section): Declare DOT as
2656 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2657 Andrey Galkin <agalkin@hypercom.com>
2660 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2661 Make object_name unique for each process.
2663 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2666 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2667 addressable variables in the parallel that could go out of scope while
2668 running queued tasks.
2670 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2672 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2673 (CASE_VALUES_THRESHOLD): Redefine.
2674 * config/avr/avr.c (avr_override_options): Remove initialization of
2675 avr_case_values_threshold variable.
2676 (avr_case_values_threshold): Remove variable. Add new function.
2677 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2678 * config/avr/avr.opt (mno-tablejump): Remove option.
2679 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2681 2009-04-01 DJ Delorie <dj@redhat.com>
2683 * varasm.c (default_function_rodata_section): Don't assume
2684 anything about where the first '.' in the section name is.
2686 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2688 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2689 rs6000_emit_stack_tie.
2691 2009-03-31 Ian Lance Taylor <iant@google.com>
2693 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2694 gimple_code with GIMPLE_RESX, not RESX.
2696 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2698 * c-common.c (c_get_ident): New.
2699 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2701 2009-04-01 Ben Elliston <bje@au.ibm.com>
2703 * config/rs6000/sysv4.opt (msdata): Improve option description.
2705 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2707 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2708 (divdf3_internal_lat): Remove.
2709 (divxf3_internal_lat): Remove.
2710 (divxf3_internal_thr): Remove.
2711 (divxf): Use divxf3_internal.
2712 * config/ia64/div.md (divsf3_internal_lat): New.
2713 (divdf3_internal_lat): New.
2714 (divxf3_internal): New.
2716 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2719 * Makefile.in (USE_GCC_STDINT): Define.
2720 (stmp-int-hdrs): Install stdint.h if applicable.
2721 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2723 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2724 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2725 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2726 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2727 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2728 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2729 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2730 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2731 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2732 (c_common_nodes_and_builtins): Initialize
2733 underlying_wchar_type_node. Do not initialize
2734 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2735 nodes for new types.
2736 (c_stddef_cpp_builtins): Define macros for new types.
2737 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2739 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2740 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2741 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2742 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2743 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2744 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2745 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2746 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2747 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2748 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2749 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2750 int16_type_node, int32_type_node, int64_type_node,
2751 uint8_type_node, uint16_type_node, c_uint32_type_node,
2752 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2753 int_least32_type_node, int_least64_type_node,
2754 uint_least8_type_node, uint_least16_type_node,
2755 uint_least32_type_node, uint_least64_type_node,
2756 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2757 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2758 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2759 uintptr_type_node): Define.
2760 * c-cppbuiltin.c (builtin_define_constants,
2761 builtin_define_type_minmax): New.
2762 (builtin_define_stdint_macros): Define more macros.
2763 (c_cpp_builtins): Define more limit macros.
2765 (builtin_define_type_max): Define in terms of
2766 builtin_define_type_minmax. Remove is_long parameter. All
2768 * config.gcc (use_gcc_stdint): Define.
2769 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2770 Add newlib-stdint.h for generic targets.
2771 * config/glibc-stdint.h, config/newlib-stdint.h,
2772 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2773 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2774 * config/score/score.h (UINTPTR_TYPE): Define.
2775 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2776 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2777 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2778 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2779 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2780 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2781 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2782 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2783 * config/spu/spu.h (STDINT_LONG32): Define.
2784 * configure.ac (use_gcc_stdint): Substitute.
2785 * configure: Regenerate.
2786 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2787 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2788 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2789 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2790 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2791 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2792 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2793 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2794 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2795 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2796 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2797 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2798 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2799 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2800 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2801 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2802 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2803 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2804 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2805 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2806 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2807 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2808 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2809 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2810 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2811 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2812 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2813 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2814 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2816 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2818 * loop-iv.c (suitable_set_for_replacement): Renamed from
2819 simplify_using_assignment; changed to return bool and to accept new
2820 args DEST and SRC. Return true iff we find a source/destination pair
2821 that can be used to make a replacement, and fill SRC and DEST if so.
2822 Remove arg ALTERED. Don't deal with altered regs here. All callers
2824 (simplify_using_initial_values): Deal with altered regs here and track
2825 more precisely the effect they have on the validity of our expression.
2827 * loop-iv.c (simplify_using_condition): A condition of the form
2828 (EQ REG CONST) can be used to simply make a substitution.
2829 (simplify_using_initial_values): Keep track of conditions we have seen
2830 and keep using them to simplify new expressions, while applying the
2831 same substitutions to them as to the expression.
2833 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2834 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2837 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2838 changed. Use this when trying to improve the upper bound.
2839 Generate the comparison by using simplify_gen_relational.
2841 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2843 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2845 (simplify_using_assignment, simplify_using_initial_values): Call
2846 replace_in_expr to make replacements. Call replace_single_def_regs
2847 once on the initial version of the expression.
2849 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2852 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2854 2009-03-31 Richard Guenther <rguenther@suse.de>
2857 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2858 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2860 2009-03-31 Richard Guenther <rguenther@suse.de>
2862 * tree.h (div_if_zero_remainder): Declare.
2863 * fold-const.c (div_if_zero_remainder): Export.
2864 * tree-ssa-forwprop.c
2865 (forward_propagate_addr_into_variable_array_index): Handle
2866 constant array index addition outside of the variable index.
2868 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2871 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2872 define_splits, floatunssi<mode>2): Require x87 conversions from
2873 DImode to be permitted.
2875 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2877 PR preprocessor/15638
2878 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2880 2009-03-31 Richard Guenther <rguenther@suse.de>
2884 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2885 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2886 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2887 a separate statement.
2888 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2889 (lookup_tmp_var): Likewise.
2890 (is_gimple_formal_tmp_or_call_rhs): Remove.
2891 (is_gimple_reg_or_call_rhs): Rename to ...
2892 (is_gimple_reg_rhs_or_call): ... this.
2893 (is_gimple_mem_or_call_rhs): Rename to ...
2894 (is_gimple_mem_rhs_or_call): ... this.
2895 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2896 DECL_GIMPLE_REG_P only if is_formal is true.
2897 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2898 for non-proper post-modify expression gimplification.
2899 (gimplify_self_mod_expr): For post-modify expressions gimplify
2900 the lvalue to a minimal lvalue.
2901 (rhs_predicate_for): Remove formal temp case.
2902 (gimplify_modify_expr_rhs): Likewise.
2903 (gimplify_addr_expr): Use is_gimple_reg.
2904 (gimplify_expr): Remove formal temp cases.
2905 (gimple_regimplify_operands): Likewise.
2906 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2907 and FILTER_EXPR like constants.
2908 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2910 (is_gimple_formal_tmp_rhs): Remove.
2911 (is_gimple_reg_rhs): Remove special casing.
2912 (is_gimple_mem_rhs): Fix.
2913 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2914 (is_gimple_formal_tmp_var): Remove.
2915 (is_gimple_formal_tmp_reg): Likewise.
2916 (is_gimple_min_lval): Allow invariant component ref parts.
2917 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2918 is_gimple_formal_tmp_reg): Remove declarations.
2919 * tree-cfg.c (verify_expr): Verify that variables with address
2920 taken do not have DECL_GIMPLE_REG_P set.
2921 * tree-mudflap.c (mf_build_check_statement_for): Use
2922 force_gimple_operand instead of gimplify_expr.
2924 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2926 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2927 schedulable rows to compute_split_row.
2929 2009-03-31 Ben Elliston <bje@au.ibm.com>
2932 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2935 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2937 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2938 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2939 * configure: Regenerate.
2940 * config.in: Regenerate.
2941 * config/rs6000/rs6000.opt (mtls-markers): Add.
2942 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2943 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2944 (tls_ld_aix, tls_ld_sysv): Likewise.
2945 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2946 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2948 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2950 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2952 2009-03-30 Jan Hubicka <jh@suse.cz>
2954 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2956 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2957 detection and label handling.
2959 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2961 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2962 left_conflicts_size.
2963 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2964 ALLOCNO_LEFT_CONFLICTS_SIZE.
2966 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2967 remove_allocno_from_bucket_and_push,
2968 allocno_spill_priority_compare, push_allocnos_to_stack,
2969 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2970 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2971 (setup_allocno_left_conflicts_num): Ditto. Rename to
2972 setup_allocno_left_conflicts_size.
2973 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2974 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2975 setup_allocno_left_conflicts_size instead of
2976 setup_allocno_left_conflicts_num.
2978 * ira-build.c (ira_create_allocno): Use
2979 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2980 ALLOCNO_LEFT_CONFLICTS_NUM.
2982 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2984 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2985 instead of DF_LR_OUT.
2987 * ira-lives.c (process_bb_node_lives): Ditto.
2989 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2990 instead of DF_LR_{OUT,IN}.
2992 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2994 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2996 2009-03-30 Jan Hubicka <jh@suse.cz>
2998 * except.c (label_to_region_map): Fix thinko.
3000 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3003 * tree.h (tree_find_value): New declaration.
3004 * tree.c (tree_find_value): New function.
3005 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3007 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3010 * c-decl.c (struct c_binding): Add locus field.
3011 (bind): Add locus argument, set locus field from it.
3012 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3013 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3014 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3015 implicitly_declare, undeclared_variable, lookup_label,
3016 declare_label, c_make_fname_decl, c_builtin_function,
3017 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3020 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3023 * config/i386/i386.c (classify_argument): Check total size of
3026 2009-03-30 Martin Jambor <mjambor@suse.cz>
3028 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3029 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3030 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3033 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3034 seen_variable_array_ref while also traversing a union.
3036 * tree-inline.c (optimize_inline_calls): Do not call
3037 cgraph_node_remove_callees.
3038 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3039 (pass_remove_cgraph_callee_edges): New variable.
3040 * passes.c (init_optimization_passes): Add
3041 pass_remove_cgraph_callee_edges after early inlining and before all
3042 late intraprocedural passes.
3044 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3046 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3048 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3051 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3053 * combine.c (simplify_comparison): Use have_insn_for.
3054 * dojump.c (do_jump): Likewise.
3056 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3058 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3059 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3060 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3061 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3062 instead of sparc_compare_emitted.
3063 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3064 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3065 instead of sparc_compare_emitted.
3067 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3069 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3070 enter/exit cfglayout mode.
3071 (pass_partition_block): Require it.
3072 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3073 (combine_instructions): Track basic blocks instead of labels.
3074 (update_cfg_for_uncondjump): New.
3075 (try_combine): Use it. Update jumps after rescanning.
3076 (pass_combine): Require PROP_cfglayout.
3077 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3079 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3081 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3082 Provide/destroy PROP_cfglayout respectively.
3083 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3084 * tree-pass.h (PROP_cfglayout): New.
3086 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3088 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3089 fold_convert_const_fixed_from_fixed,
3090 fold_convert_const_fixed_from_int,
3091 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3092 set TREE_CONSTANT_OVERFLOW.
3093 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3094 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3096 2009-03-30 Ira Rosen <irar@il.ibm.com>
3098 * tree-vect-loop-manip.c: New file.
3099 * tree-vectorizer.c: Update documentation and included files.
3100 (vect_loop_location): Make extern.
3101 (rename_use_op): Move to tree-vect-loop-manip.c
3102 (rename_variables_in_bb, rename_variables_in_loop,
3103 slpeel_update_phis_for_duplicate_loop,
3104 slpeel_update_phi_nodes_for_guard1,
3105 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3106 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3107 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3108 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3109 find_loop_location): Likewise.
3110 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3111 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3112 get_vectype_for_scalar_type, vect_is_simple_use,
3113 supportable_widening_operation, supportable_narrowing_operation):
3115 (bb_in_loop_p): Move to tree-vect-loop.c.
3116 (new_loop_vec_info, destroy_loop_vec_info,
3117 reduction_code_for_scalar_code, report_vect_op,
3118 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3119 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3120 (vect_supportable_dr_alignment): Likewise.
3121 * tree-vectorizer.h (tree-data-ref.h): Include.
3122 (vect_loop_location): Declare.
3123 Reorganize function declarations according to the new file structure.
3124 * tree-vect-loop.c: New file.
3125 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3126 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3127 * tree-vect-data-refs.c: New file.
3128 * tree-vect-patterns.c (timevar.h): Don't include.
3129 * tree-vect-stmts.c: New file.
3130 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3131 tree-vect-slp.c, tree-vect-loop.c.
3132 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3133 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3134 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3135 (tree-vect-analyze.o): Remove.
3136 (tree-vect-transform.o): Likewise.
3137 (tree-vect-data-refs.o): Add rule.
3138 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3139 tree-vect-slp.o): Likewise.
3140 (tree-vect-patterns.o): Remove redundant dependencies.
3141 (tree-vectorizer.o): Likewise.
3142 * tree-vect-slp.c: New file.
3144 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3146 * optc-gen.awk: Warn if an option flag has multiple different
3149 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3151 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3152 -floop-block): Document dependences on PPL, CLooG and Graphite.
3154 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3156 PR rtl-optimization/323
3157 * c-common.c (c_fully_fold, convert_and_check,
3158 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3159 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3160 * c-common.def (EXCESS_PRECISION_EXPR): New.
3161 * c-cppbuiltin.c (builtin_define_float_constants): Define
3162 constants with enough digits for long double.
3163 * c-lex.c (interpret_float): Interpret constant with excess
3164 precision where appropriate.
3165 * c-opts.c (c_common_post_options): Set
3166 flag_excess_precision_cmdline. Give an error for
3167 -fexcess-precision=standard for C++ for processors where the
3168 option is significant.
3169 * c-parser.c (c_parser_conditional_expression): Handle excess
3170 precision in condition.
3171 * c-typeck.c (convert_arguments): Handle arguments with excess
3173 (build_unary_op): Move excess precision outside operation.
3174 (build_conditional_expr): Likewise.
3175 (build_compound_expr): Likewise.
3176 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3177 (build_modify_expr): Handle excess precision in RHS.
3178 (convert_for_assignment): Handle excess precision in converted
3180 (digest_init, output_init_element, process_init_element): Handle
3181 excess precision in initializer.
3182 (c_finish_return): Handle excess precision in return value.
3183 (build_binary_op): Handle excess precision in operands and add
3184 excess precision as needed for operation.
3185 * common.opt (-fexcess-precision=): New option.
3186 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3187 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3188 For standard excess precision, output explicit conversion to and
3189 truncation from XFmode.
3190 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3191 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3192 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3193 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3194 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3195 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3196 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3197 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3198 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3199 define_splits, sqrt<mode>2): Disable where appropriate for
3200 standard excess precision.
3201 * convert.c (convert_to_real): Do not shorten arithmetic to type
3202 for which excess precision would be used.
3203 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3204 * doc/invoke.texi (-fexcess-precision=): Document option.
3205 (-mfpmath=): Correct index entry.
3206 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3207 flag_excess_precision): New.
3208 * langhooks.c (lhd_post_options): Set
3209 flag_excess_precision_cmdline.
3210 * opts.c (common_handle_option): Handle -fexcess-precision=.
3211 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3212 init_excess_precision): New.
3213 (lang_dependent_init_target): Call init_excess_precision.
3214 * tree.c (excess_precision_type): New.
3215 * tree.h (excess_precision_type): Declare.
3217 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3220 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3221 non-lvalue to component.
3223 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3225 PR preprocessor/34695
3226 * Makefile.in (c-opts.o): Depend on c-tree.h.
3227 * c-common.c: Move down include of diagnostic.h.
3228 (done_lexing, c_cpp_error): New.
3229 * c-common.h (done_lexing): Declare.
3230 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3232 * c-opts.c: Include c-tree.h.
3233 (c_common_init_options): Set preprocessor error callback.
3234 (c_common_handle_option): Do not set preprocessor
3235 inhibit_warnings, warnings_are_errors, warn_system_headers,
3236 pedantic_errors or inhibit_warnings flags.
3237 (c_common_post_options): Do not check cpp_errors (parse_in).
3238 (c_common_finish): Do not output dependencies if there were
3239 errors. Do not check return value of cpp_finish.
3240 * c-ppoutput.c (pp_file_change): Set input_location.
3241 * c-tree.h (c_cpp_error): Declare.
3242 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3244 (diagnostic_build_prefix): Check override_column.
3245 * diagnostic.h (diagnostic_info): Add override_column field.
3246 (diagnostic_override_column): Define.
3248 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3250 * c-common.c (c_expand_expr, c_staticp): Remove.
3251 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3252 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3253 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3254 * c-gimplify.c (gimplify_compound_literal_expr,
3255 optimize_compound_literals_in_ctor): Remove.
3256 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3257 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3258 * c-semantics.c (emit_local_var): Remove.
3260 * langhooks-def.h (lhd_expand_expr): Remove.
3261 * langhooks.c (lhd_expand_expr): Remove.
3262 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3264 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3265 handling from c-semantics.c; don't call into langhook.
3266 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3267 * gimplify.c (gimplify_compound_literal_expr,
3268 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3269 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3270 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3271 as was done in c-gimplify.c.
3272 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3273 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3274 Move from c-common.h.
3275 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3277 * tree.c (staticp): Do not call langhook.
3278 * langhooks.c (lhd_staticp): Delete.
3279 * langhooks-def.h (lhd_staticp): Delete prototype.
3280 (LANG_HOOKS_STATICP): Delete.
3281 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3283 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3284 instead of DECL_STMTs.
3286 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3294 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3296 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3297 contained expression.
3298 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3299 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3300 conditional expressions for C.
3301 (decl_constant_value_for_optimization): Move from
3302 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3303 whether optimizing and that the expression is a VAR_DECL not of
3304 array type instead of doing such checks in the caller. Do not
3305 check pedantic. Call gcc_unreachable for C++.
3306 * c-common.def (C_MAYBE_CONST_EXPR): New.
3307 * c-common.h (c_fully_fold, c_save_expr,
3308 decl_constant_value_for_optimization): New prototypes.
3309 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3310 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3311 EXPR_INT_CONST_OPERANDS): Define.
3312 * c-convert.c (convert): Strip nops from expression.
3313 * c-decl.c (groktypename): Take extra parameters expr and
3314 expr_const_operands. Update call to grokdeclarator.
3315 (start_decl): Update call to grokdeclarator. Add statement for
3316 expressions used in type of decl.
3317 (grokparm): Update call to grokdeclarator.
3318 (push_parm_decl): Update call to grokdeclarator.
3319 (build_compound_literal): Add parameter non_const and build a
3320 C_MAYBE_COSNT_EXPR if applicable.
3321 (grokdeclarator): Take extra parameters expr and
3322 expr_const_operands. Track expressions used in declaration
3323 specifiers and declarators. Fold array sizes and track whether
3324 they are constant expressions and whether they are integer
3325 constant expressions.
3326 (parser_xref_tag): Set expr and expr_const_operands fields in
3328 (grokfield): Update call to grokdeclarator.
3329 (start_function): Update call to grokdeclarator.
3330 (build_null_declspecs): Set expr and expr_const_operands fields in
3332 (declspecs_add_type): Handle expressions in typeof specifiers.
3333 * c-parser.c (c_parser_declspecs): Set expr and
3334 expr_const_operands fields for declaration specifiers.
3335 (c_parser_enum_specifier): Likewise.
3336 (c_parser_struct_or_union_specifier): Likewise.
3337 (c_parser_typeof_specifier): Likewise. Update call to
3338 groktypename. Fold expression as needed. Return expressions with
3339 type instead of adding statements.
3340 (c_parser_attributes): Update calls to c_parser_expr_list.
3341 (c_parser_statement_after_labels): Fold expression before passing
3342 to objc_build_throw_stmt.
3343 (c_parser_condition): Fold expression.
3344 (c_parser_asm_operands): Fold expression.
3345 (c_parser_conditional_expression): Use c_save_expr. Update call
3346 to build_conditional_expr.
3347 (c_parser_alignof_expression): Update call to groktypename.
3348 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3349 original_code. Fold expression argument of va_arg. Create
3350 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3351 argument to va_arg. Update calls to groktypename. Fold array
3352 index for offsetof. Verify that first argument to
3353 __builtin_choose_expr has integer type.
3354 (c_parser_postfix_expression_after_paren_type): Update calls to
3355 groktypename and build_compound_literal. Handle expressions with
3356 side effects in type name.
3357 (c_parser_postfix_expression_after_primary): Update call to
3358 c_parser_expr_list. Set original_code for calls to
3359 __builtin_constant_p.
3360 (c_parser_expr_list): Take extra parameter fold_p. Fold
3361 expressions if requested.
3362 (c_parser_objc_type_name): Update call to groktypename.
3363 (c_parser_objc_synchronized_statement): Fold expression.
3364 (c_parser_objc_receiver): Fold expression.
3365 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3366 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3367 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3368 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3369 (struct c_typespec): Add elements expr and expr_const_operands.
3370 (struct c_declspecs): Add elements expr and expr_const_operands.
3371 (groktypename, build_conditional_expr, build_compound_literal):
3373 (in_late_binary_op): Declare.
3374 * c-typeck.c (note_integer_operands): New function.
3375 (in_late_binary_op): New variable.
3376 (decl_constant_value_for_broken_optimization): Move to c-common.c
3377 and rename to decl_constant_value_for_optimization.
3378 (default_function_array_conversion): Do not strip nops.
3379 (default_conversion): Do not call
3380 decl_constant_value_for_broken_optimization.
3381 (build_array_ref): Do not fold result.
3382 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3383 result when operand is a VLA.
3384 (c_expr_sizeof_type): Update call to groktypename. Handle
3385 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3386 result when operand names a VLA type.
3387 (build_function_call): Update call to build_compound_literal.
3388 Only fold result for calls to __builtin_* functions. Strip
3389 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3390 the function designator.
3391 (convert_arguments): Fold arguments. Update call to
3392 convert_for_assignment.
3393 (build_unary_op): Handle increment and decrement of
3394 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3395 decrement earlier. Fold operand of increment and decrement.
3396 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3397 built for integer operand. Wrap returns that are INTEGER_CSTs
3398 without being integer constant expressions or that have integer
3399 constant operands without being INTEGER_CSTs.
3400 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3401 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3402 result is an integer constant expression or can be used in
3403 unevaluated parts of one and avoid folding and wrap as
3404 appropriate. Fold operands before possibly doing -Wsign-compare
3406 (build_compound_expr): Wrap result for C99 if operands can be used
3407 in integer constant expressions.
3408 (build_c_cast): Update call to digest_init. Do not ignore
3409 overflow from casting floating-point constants to integers. Wrap
3410 results that could be confused with integer constant expressions,
3411 null pointer constants or floating-point constants.
3412 (c_cast_expr): Update call to groktypename. Handle expressions
3413 included in type name.
3414 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3415 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3416 Update calls to convert_for_assignment.
3417 (convert_for_assignment): Take new parameter
3418 null_pointer_constant. Do not strip nops or call
3419 decl_constant_value_for_broken_optimization. Set
3420 in_late_binary_op for conversions to boolean.
3421 (store_init_value): Update call to digest_init.
3422 (digest_init): Take new parameter null_pointer_constant. Do not
3423 call decl_constant_value_for_broken_optimization. pedwarn for
3424 initializers not constant expressions. Update calls to
3425 convert_for_assignment.
3426 (constructor_nonconst): New.
3427 (struct constructor_stack): Add nonconst element.
3428 (really_start_incremental_init, push_init_level, pop_init_level):
3429 Handle constructor_nonconst and nonconst element.
3430 (set_init_index): Call constant_expression_warning for array
3432 (output_init_element): Fold value. Set constructor_nonconst as
3433 applicable. pedwarn for initializers not constant expressions.
3434 Update call to digest_init. Call constant_expression_warning
3435 where constant initializers are required.
3436 (process_init_element): Use c_save_expr.
3437 (c_finish_goto_ptr): Fold expression.
3438 (c_finish_return): Fold return value. Update call to
3439 convert_for_assignment.
3440 (c_start_case): Fold switch expression.
3441 (c_process_expr_stmt): Fold expression.
3442 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3443 ensure statement expression is not evaluated in constant expression.
3444 (build_binary_op): Track whether results are integer constant
3445 expressions or may occur in such, disable folding and wrap results
3446 as applicable. Fold operands for -Wsign-compare warnings unless
3448 (c_objc_common_truthvalue_conversion): Handle results folded to
3449 integer constants that are not integer constant expressions.
3450 * doc/extend.texi: Document when typeof operands are evaluated,
3451 that condition of __builtin_choose_expr is an integer constant
3452 expression, and more about use of __builtin_constant_p in
3455 2009-03-29 Richard Guenther <rguenther@suse.de>
3457 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3458 propagate addresses of array references.
3460 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3462 * regmove.c (perhaps_ends_bb_p): Remove.
3463 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3464 from INSN and check that the main loop stays within that basic block.
3465 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3466 (regmove_forward_pass): Split out from regmove_optimize. Use
3467 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3468 (regmove_backward_pass): Split out from regmove_optimize. Use
3469 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3470 (regmove_optimize): Simplify.
3472 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3475 * config/i386/i386.c (classify_argument): Ignore flexible array
3476 member in struct and warn ABI change.
3478 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3480 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3482 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3483 (ix86_adjust_cost): Updated.
3485 2009-03-29 Jan Hubicka <jh@suse.cz>
3488 * tree-pass.h (pass_cleanup_eh): New function.
3489 (remove_unreachable_regions): Break code handling RTL
3490 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3491 that can not be reached by runtime.
3492 (can_be_reached_by_runtime): New function.
3493 (label_to_region_map): New function.
3494 (num_eh_regions): New function.
3495 (rtl_remove_unreachable_regions): New function.
3496 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3497 (remove_eh_region): New function.
3498 * except.h: Include sbitmap and vecprim.
3499 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3500 num_eh_regions): Declare.
3501 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3502 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3503 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3504 (tree_empty_eh_handler_p): New function.
3505 (cleanup_empty_eh): New function.
3506 (cleanup_eh): New function.
3507 (pass_cleanup_eh): New function.
3509 2009-03-29 Jan Hubicka <jh@suse.cz>
3511 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3512 for removed regions.
3514 2009-03-29 Jan Hubicka <jh@suse.cz>
3516 * except.c (dump_eh_tree): Dump all datastructures.
3518 2009-03-29 Jan Hubicka <jh@suse.cz>
3520 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3521 (duplicate_eh_regions_1): Likewise.
3522 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3523 vector; call EH verification.
3524 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3525 Be ready for region being removed.
3527 2009-03-29 Jan Hubicka <jh@suse.cz>
3529 * bitmap.c (bitmap_last_set_bit): New function.
3530 * bitmap.h (bitmap_last_set_bit): Declare.
3532 2009-03-29 David Ayers <ayers@fsfe.org>
3535 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3536 by calling objc_compare_types and surpress warnings about
3537 incompatible C pointers that are compatible ObjC pointers.
3539 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3541 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3542 call initialize_inline_failed.
3543 (initialize_inline_failed): Move it from here ...
3544 * cgraph.c (initialize_inline_failed): ... to here.
3545 (cgraph_create_edge): Call initialize_inline_failed rather than
3546 setting inline_failed directly.
3548 2009-03-29 Ben Elliston <bje@au.ibm.com>
3551 * sysv4.opt (msdata): Improve comment.
3552 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3553 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3555 2009-03-29 Ben Elliston <bje@au.ibm.com>
3558 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3559 load and store attributes.
3561 2009-03-29 Ben Elliston <bje@au.ibm.com>
3563 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3564 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3565 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3566 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3567 __builtin_infq and __builtin_huge_valq.
3569 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3571 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3573 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3574 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3576 2009-03-28 Xinliang David Li <davidxl@google.com>
3578 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3579 (do_dbg_cnt): New function.
3581 2009-03-28 Jan Hubicka <jh@suse.cz>
3583 Merge from pretty-ipa:
3585 2009-03-27 Jan Hubicka <jh@suse.cz>
3587 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3588 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3589 * passes.c (function_called_by_processed_nodes_p): New.
3590 * ipa-pure-const.c (check_call): Fix handling of operands.
3591 (analyze_function): Dump debug output for skipped bodies.
3592 (local_pure_const): Use function_called_by_processed_nodes_p.
3593 * dwarf2out.c (reference_to_unused): Use output.
3594 * passes.c (do_per_function_toporder): Likewise.
3596 2008-11-12 Jan Hubicka <jh@suse.cz>
3598 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3599 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3600 state_set_in_source enum
3601 (check_decl): Ignore memory tags; do not set fake looping flags;
3603 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3604 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3605 (check_call, analyze_function): Rewrite.
3607 (add_new_function): Update call of analyze_function.
3608 (generate_summary): Add call of analyze_function.
3609 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3610 (local_pure_const): New function.
3611 (pass_local_pure_const): New pass.
3612 * ipa-inline.c (inline_transform): Set after_inlining.
3613 * tree-eh.c (stmt_can_throw_external): New.
3614 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3615 work with aliasing built.
3616 * tree-flow.h (stmt_can_throw_external): New.
3617 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3618 and local pure/const pass in early and late optimization queue.
3620 2009-03-28 Martin Jambor <mjambor@suse.cz>
3622 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3624 (fold_binary): Allow function decl aligment consideration is the
3625 second argument is integer constant one.
3626 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3627 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3628 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3630 2009-03-28 Jan Hubicka <jh@suse.cz>
3632 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3633 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3634 * function.h (rtl_data): Add nothrow flag.
3635 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3636 set DECL_NOTHROW for AVAILABLE functions.
3638 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3640 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3641 following vector keyword has expansion starting with pixel or bool
3642 keyword, expand vector to __vector and pixel or bool to __pixel or
3646 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3647 warn_if_disallowed_function_p): Removed.
3648 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3649 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3650 warning_if_disallowed_function_p.
3651 * flags.h (warn_if_disallowed_function_p,
3652 warn_disallowed_functions): Removed.
3653 * common.opt (Wdisallowed-function-list=): Removed.
3654 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3656 2009-03-28 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/38723
3659 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3662 2009-03-28 Jan Hubicka <jh@suse.cz>
3664 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3665 test introduced by my previous patch.
3667 2009-03-28 Richard Guenther <rguenther@suse.de>
3669 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3670 the PHIs value undefined.
3672 2009-03-28 Jan Hubicka <jh@suse.cz>
3674 * tree-pass.h (pass_fixup_cfg): New pass.
3675 * ipa-inline.c (inline_transform): Set
3676 always_inline_functions_inlined/after_inlining.
3677 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3678 (pass_fixup_cfg): New pass.
3679 * passes.c (init_optimization_passes): Add fixup_cfg.
3681 2009-03-28 Richard Guenther <rguenther@suse.de>
3683 PR tree-optimization/38458
3684 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3685 argument use the arguments copy-of value.
3687 2009-03-28 Richard Guenther <rguenther@suse.de>
3689 PR tree-optimization/38180
3690 * tree-ssa-ccp.c (get_default_value): Simplify.
3691 (likely_value): Likewise.
3692 (surely_varying_stmt_p): Properly handle VOP case.
3693 (ccp_initialize): Likewise.
3694 (ccp_fold): Handle propagating through *&.
3695 (fold_const_aggregate_ref): Also handle decls.
3697 2009-03-28 Jan Hubicka <jh@suse.cz>
3699 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3700 * cgraph.h (cgraph_node): Likewise.
3701 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3702 (cgraph_reset_node): Use process flag.
3703 (cgraph_mark_functions_to_output): Likewise.
3704 (cgraph_expand_function): Likewise.
3705 (cgraph_expand_all_functions): Likewise.
3706 (cgraph_output_in_order): Likewise.
3707 * dwarf2out.c (reference_to_unused): Likewise.
3708 * passes.c do_per_function_toporder): Likewise.
3710 2009-03-28 Jan Hubicka <jh@suse.cz>
3712 Bring from lto-branch:
3714 2008-09-03 Doug Kwan <dougkwan@google.com>
3716 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3717 enums instead of reason strings.
3718 * cgraph.c (cgraph_create_edge): Same.
3719 (cgraph_inline_failed_string): New function.
3720 * cgraph.h (cgraph_inline_failed_t): New enum type.
3721 (cgraph_inline_failed_string): New prototype.
3722 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3723 char pointer to cgraph_inline_failed_t.
3724 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3725 (cgraph_default_inline_p): Ditto.
3726 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3727 to cgraph_inline_failed_t pointer.
3728 * cif-code.def: New file.
3729 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3731 (cgraph_check_inline_limits): Change type of REASON to pointer to
3732 cgraph_inline_failed_t. Replace reason strings with enums.
3733 (cgraph_default_inline_p): Ditto.
3734 (cgraph_recursive_inlining_p): Ditto.
3735 (update_caller_keys): Change type of FAILED_REASON to
3736 cgraph_inline_failed_t.
3737 (cgraph_set_inline_failed): Change type of REASON to pointer to
3738 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3739 convert enums to strings for text output.
3740 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3741 to be of type cgraph_inline_failed_t. Replace reason strings with
3742 enums. Call cgraph_inline_failed_string to covert enums
3743 to strings for text output.
3744 (cgraph_decide_inlining): Replace reason strings with enums.
3745 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3746 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3748 * tree-inline.c (expand_call_inline): Change type of REASON
3749 to cgraph_inline_failed_t. Replace reason strings with enums.
3750 Call cgraph_inline_failed_string for text output.
3751 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3754 2009-03-28 Jan Hubicka <jh@suse.cz>
3756 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3757 cgraph_clone_node): Remove master clone handling.
3758 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3759 * cgraph.h (master_clone): Remove.
3760 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3761 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3762 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3764 2009-03-28 Jan Hubicka <jh@suse.cz>
3766 * cgraph.c (cgraph_function_body_availability): Functions declared
3767 inline are always safe to assume that it is not going to be replaced.
3769 2009-03-28 Richard Guenther <rguenther@suse.de>
3771 PR tree-optimization/38513
3772 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3773 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3774 EXC_PTR_EXPR and FILTER_EXPR.
3775 (get_ref_from_reference_ops): Likewise.
3777 2009-03-28 Richard Guenther <rguenther@suse.de>
3779 PR tree-optimization/38968
3780 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3781 Use FLOOR_MOD_EXPR to compute misalignment.
3783 2009-03-28 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/37795
3786 * tree.h (combine_comparisons): Declare.
3787 * fold-const.c (combine_comparisons): Export.
3788 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3790 (ifcombine_iforif): Use combine_comparisons.
3792 2009-03-28 Jan Hubicka <jh@suse.cz>
3794 * tree-eh.c (inlinable_call_p): New function.
3795 (make_eh_edges): Use it.
3796 (verify_eh_edges): Use it.
3797 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3798 * except.c (reachable_next_level): Add inlinable_function argument
3799 (sjlj_find_directly_reachable_regions): Update.
3800 (add_reachable_handler): Do not set saw_any_handlers.
3801 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3802 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3803 Add new inlinable call parameter.
3804 (can_throw_internal, can_throw_external): Update.
3805 * except.h (can_throw_internal_1, can_throw_external_1,
3806 foreach_reachable_handler): Update declaration.
3808 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3810 * config/arm/t-arm-coff, config/h8300/coff.h,
3811 config/i386/i386-aout.h, config/i386/i386-coff.h,
3812 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3813 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3814 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3815 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3816 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3817 sys-types.h: Remove.
3818 * Makefile.in: Remove protoize and fixproto support and references
3820 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3821 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3823 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3824 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3825 unprotoize$(exeext).
3826 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3827 (.PHONY): Don't depend on proto.
3828 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3829 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3830 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3831 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3832 build/gen-protos.o, build/scan.o, xsys-protos.h,
3833 build/fix-header$(build_exeext), build/fix-header.o,
3834 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3835 stmp-install-fixproto): Remove.
3836 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3837 SYSCALLS.c or fixproto files.
3838 (install-common): Don't install protoize.
3839 (install-headers-tar, install-headers-cpio, install-headers-cp):
3840 Don't depend on $(STMP_FIXPROTO).
3841 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3842 install fixproto files or write out fixproto settings.
3843 (uninstall): Don't uninstall protoize.
3844 * config.gcc (use_fixproto): Remove.
3845 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3846 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3847 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3848 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3849 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3850 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3851 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3852 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3853 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3854 * config/t-vxworks (STMP_FIXPROTO): Remove.
3855 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3856 STMP_FIXPROTO): Remove.
3857 * config.in, configure: Regenerate.
3858 * crtstuff.c (gid_t, uid_t): Don't undefine.
3859 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3860 (arm-*-coff, arm-*-aout: Remove target entries.
3861 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3862 Remove mention of AIX 4.1.
3863 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3864 * doc/invoke.texi (Running Protoize): Remove.
3865 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3866 (Protoize Caveats): Remove.
3867 * tsystem.h: Update comments on headers assumed to exist.
3869 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3871 * genautomata.c: Add a new year to the copyright. Add a new
3873 (struct insn_reserv_decl): Add comments for member bypass_list.
3874 (find_bypass): Remove.
3875 (insert_bypass): New.
3876 (process_decls): Use insert_bypass.
3877 (output_internal_insn_latency_func): Output all bypasses with the
3878 same input insn in one switch case.
3880 * rtl.def (define_bypass): Describe bypass choice.
3881 * doc/md.texi (define_bypass): Ditto.
3883 2009-03-27 Richard Guenther <rguenther@suse.de>
3885 * gimplify.c (mark_addressable): Export.
3886 * tree-flow.h (mark_addressable): Declare.
3887 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3888 * tree-ssa.c (verify_phi_args): Verify that address taken
3889 variables have TREE_ADDRESSABLE set.
3891 2009-03-27 Richard Guenther <rguenther@suse.de>
3893 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3894 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3895 Do not mark decls TREE_ADDRESSABLE.
3896 (build_fold_addr_expr): Adjust.
3897 (fold_addr_expr): Remove.
3898 (fold_unary): Use build_fold_addr_expr.
3899 (fold_comparison): Likewise.
3900 (split_address_to_core_and_offset): Likewise.
3901 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3903 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3904 (gimplify_modify_expr_to_memcpy): Mark source and destination
3906 * omp-low.c (create_omp_child_function): Mark the object decl
3908 (lower_rec_input_clauses): Mark the var we take the address of
3910 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3912 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3915 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3916 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3918 2009-03-27 Richard Guenther <rguenther@suse.de>
3920 PR tree-optimization/39120
3921 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3923 (handle_lhs_call): Process return constraints. Add escape
3924 constraints if necessary.
3925 (handle_const_call): Fill out return constraints. Make nested
3926 case more precise. Avoid consttmp if possible.
3927 (handle_pure_call): Fill out return constraints. Avoid
3928 callused if possible.
3929 (find_func_aliases): Simplify call handling.
3931 2009-03-27 Richard Guenther <rguenther@suse.de>
3933 PR tree-optimization/39120
3934 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3935 as a representative.
3936 (solve_graph): Do propagate CALLUSED.
3937 (handle_pure_call): Use a scalar constraint from CALLUSED for
3939 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3942 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3945 * c-common.c (handle_aligned_attribute): Properly check alignment
3946 overflow. Use (1U << i) instead of (1 << i).
3948 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3950 * expr.h (get_mem_align_offset): Updated.
3952 * tree.h (tree_decl_common): Change align to "unsigned int" and
3953 move it before pointer_alias_set.
3955 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3956 Jakub Jelinek <jakub@redhat.com>
3959 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3960 gr_register_operand with gr_reg_or_0_operand.
3961 (cmpxchg_rel_di): Likewise.
3962 (sync_lock_test_and_set<mode>): Likewise.
3964 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3966 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3967 (true_regnum): Likewise.
3969 * rtlanal.c (subreg_info): Moved to ...
3970 * rtl.h (subreg_info): Here. New.
3971 (subreg_get_info): New.
3973 * rtlanal.c (subreg_get_info): Make it extern.
3975 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3978 * config/i386/i386.c (ix86_abi): New.
3979 (override_options): Handle -mabi=.
3980 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3981 (ix86_call_abi_override): Likewise.
3982 (init_cumulative_args): Likewise.
3983 (function_arg_advance): Likewise.
3984 (function_arg_64): Likewise.
3985 (function_arg): Likewise.
3986 (ix86_pass_by_reference): Likewise.
3987 (ix86_function_value_regno_p): Likewise.
3988 (ix86_build_builtin_va_list_abi): Likewise.
3989 (setup_incoming_varargs_64): Likewise.
3990 (is_va_list_char_pointer): Likewise.
3991 (ix86_init_machine_status): Likewise.
3992 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3993 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3994 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3995 (ix86_function_abi): Make it static and return enum calling_abi.
3996 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3998 (ix86_fn_abi_va_list): Updated.
4000 * config/i386/i386.h (ix86_abi): New.
4001 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4002 (CONDITIONAL_REGISTER_USAGE): Likewise.
4003 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4004 (machine_function): Likewise.
4006 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4008 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4009 (STACK_BOUNDARY): Likewise.
4010 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4012 * config/i386/i386.opt (mabi=): New.
4014 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4015 return enum calling_abi.
4016 (ix86_function_type_abi): Likewise.
4017 (ix86_function_abi): Removed.
4019 * doc/invoke.texi: Document -mabi= option for x86.
4021 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4023 * builtins.c (real_dconstp): Delete.
4024 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4026 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4027 Jakub Jelinek <jakub@redhat.com>
4030 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4031 (gen_subprogram_die): When a function is explicit, generate the
4032 DW_AT_explicit attribute.
4033 * langhooks.h (struct lang_hooks_for_decls): Add
4034 function_decl_explicit_p langhook.
4035 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4036 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4038 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4040 * builtins.c (fold_builtin_memory_op): Optimize memmove
4041 into memcpy if we can prove source and destination don't overlap.
4043 * tree-inline.c: Include gt-tree-inline.h.
4044 (clone_fn_id_num): New variable.
4045 (clone_function_name): New function.
4046 (tree_function_versioning): Use it.
4047 * Makefile.in (GTFILES): Add tree-inline.c.
4049 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4051 * BASE-VER: Change to 4.5.0.
4053 2009-03-27 Xinliang David Li <davidxl@google.com>
4055 PR tree-optimization/39557
4056 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4058 2009-03-27 Xinliang David Li <davidxl@google.com>
4060 PR tree-optimization/39548
4061 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4064 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4066 * c-common.c (pointer_int_sum): Use %wd on return from
4069 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4071 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4072 on return from tree_low_cst.
4074 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4077 * ginclude/stdarg.h (va_copy): Define also for
4078 __GXX_EXPERIMENTAL_CXX0X__.
4080 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4083 * builtins.h (c_strlen): Do not warn here.
4084 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4085 * c-common.c (pointer_int_sum): Take an explicit location.
4086 Warn about offsets out of bounds.
4087 * c-common.h (pointer_int_sum): Adjust declaration.
4089 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4091 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4094 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4097 * opts.c (warn_if_disallowed_function_p): Don't assume
4098 get_callee_fndecl must return non-NULL.
4100 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4102 PR rtl-optimization/39522
4103 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4104 when reg_reloaded_valid is set.
4106 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4108 * config/spu/divv2df3.c: New file.
4109 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4110 (DPBIT_FUNCS): Filter out _div_df.
4112 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4114 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4115 a jump insn, count that jump in the distance to the loop start.
4117 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4120 * config/sh/sh.c (calc_live_regs): Fix condition for global
4121 registers except PIC_OFFSET_TABLE_REGNUM.
4123 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4126 * doc/invoke.texi (-mconsole): New.
4130 (-mnop-fun-dllimport): New.
4134 (sub section "i386 and x86-64 Windows Options"): New.
4136 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4138 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4139 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4141 2009-03-25 Richard Guenther <rguenther@suse.de>
4144 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4147 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4149 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4150 neither of haifa/selective schedulers are working.
4152 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4154 * doc/invoke.texi (Debugging Options): Fix description of
4155 -fno-merge-debug-strings.
4157 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4159 * config/cris/libgcc.ver: New version-script.
4160 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4162 * configure.ac <GAS features, nop mnemonic>: Add pattern
4163 crisv32-*-* for "nop".
4164 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4165 * configure: Regenerate.
4167 2009-03-24 Ira Rosen <irar@il.ibm.com>
4169 PR tree-optimization/39529
4170 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4171 mark_sym_for_renaming for the tag copied to the new vector
4174 2009-03-24 Arthur Loiret <aloiret@debian.org>
4176 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4177 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4178 EXTRA_SPEC_FUNCTIONS.
4179 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4180 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4181 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4182 -march and -mtune options.
4184 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4186 * config/m68k/t-rtems: Add m5329 multilib.
4188 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4189 Jakub Jelinek <jakub@redhat.com>
4192 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4195 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4198 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4199 instead of c_parser_expression_conv, if original_code isn't one of the
4200 4 allowed comparison codes, fail.
4202 2009-03-23 Richard Guenther <rguenther@suse.de>
4204 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4205 * tree.h (struct tree_type): Likewise.
4206 * reload.h (struct insn_chain): Likewise.
4207 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4208 * function.h (struct function): Likewise.
4209 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4211 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4213 PR tree-optimization/39516
4214 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4216 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4218 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4219 should be set true if BITS_PER_WORD of target is bigger than 32
4221 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4223 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4224 Translate -B-options to -rpath-link. Correct existing
4225 rpath-link and conditionalize on !nostdlib.
4227 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4229 * doc/extend.texi (Function Attributes, Variable Attributes):
4231 * doc/invoke.texi (Debugging Options, Optimize Options)
4232 (i386 and x86-64 Options, MCore Options): Likewise.
4234 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4237 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4238 it for block local namespace aliases.
4239 (gen_decl_die): Pass context_die to gen_namespace_die.
4241 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4244 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4245 minimum or maximum value.
4247 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4249 * reginfo.c (globalize_reg): Recompute derived reg sets.
4251 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4254 * libgcc2.c (mprotect): Do not use signed arguments for
4255 VirtualProtect, use DWORD arguments. Also fix the 'may
4256 be used uninitialized' warning for the np variable.
4258 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4261 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4262 functions using regparm calling conventions when not optimizing.
4263 (ix86_function_sseregparm): Similarly for sseregparm calling
4266 2009-03-19 Li Feng <nemokingdom@gmail.com>
4269 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4270 dependence if the first conflict is after niter iterations.
4272 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4275 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4276 functions with dynamic stack-pointer adjustments.
4278 2009-03-19 Ben Elliston <bje@au.ibm.com>
4280 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4281 option; change to -msdata=data.
4283 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4285 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4288 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4291 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4293 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4295 * doc/invoke.texi (Code Gen Options): Expand discussion of
4298 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4300 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4301 * matrix-reorg.c (struct matrix_info): Likewise.
4302 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4303 * rtl.h (struct mem_attrs): Likewise.
4304 * df.h (struct df): Likewise.
4305 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4306 * ira-int.h (struct ira_allocno): Likewise.
4307 * df-scan.c (struct df_collection_rec): Likewise.
4308 * ira.c (struct equivalence): Likewise.
4309 * function.c (struct temp_slot): Likewise.
4310 * cfgloop.h (struct loop): Likewise.
4313 * function.c (use_register_for_decl): When not optimizing, disregard
4314 register keyword for variables with types containing methods.
4316 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4319 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4320 (is_simple_operand): Call contains_component_ref_p before calling data
4321 reference analysis that would fail on COMPONENT_REFs.
4323 * tree-vrp.c (search_for_addr_array): Fix formatting.
4325 2009-03-18 Richard Guenther <rguenther@suse.de>
4327 * tree-vect-transform.c (vect_loop_versioning): Fold the
4328 generated comparisons.
4329 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4330 (slpeel_tree_peel_loop_to_edge): Likewise.
4332 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4335 * opts.c (print_specific_help): In addition to `undocumented',
4336 accept `separate' and `joined' flags if passed alone. Describe
4337 output by the first matched one of those.
4338 (common_handle_option): Skip over empty strings.
4339 * gcc.c (display_help): Fix help string for `--help='.
4340 * doc/invoke.texi (Option Summary, Overall Options): With
4341 `--help=', classes and qualifiers can both be repeated, but
4342 only the latter can be negated. One should not pass only
4343 negated qualifiers. Fix markup and examples.
4346 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4348 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4349 and -fhelp=separate.
4351 2009-03-17 Jing Yu <jingyu@google.com>
4354 * function.h (struct rtl_data): Move is_thunk from here...
4355 (struct function): ...to here.
4356 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4357 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4359 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4361 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4362 (alpha_output_function_end_prologue): Likewise.
4363 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4364 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4365 (rs6000_output_function_epilogue): Likewise.
4366 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4368 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4371 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4372 from different units in a single alternative.
4373 (*truncdfsf_i387): Ditto.
4374 (*truncxfsf2_mixed): Ditto.
4375 (*truncxfdf2_mixed): Ditto.
4377 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4379 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4380 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4383 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4384 unused non-artificial variables when not optimizing.
4387 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4388 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4389 NAMESPACE_DECL in its DECL_INITIAL.
4392 * optabs.c (set_user_assembler_libfunc): New function.
4393 * expr.h (set_user_assembler_libfunc): New prototype.
4394 * c-common.c: Include libfuncs.h.
4395 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4396 for memcmp, memset, memcpy, memmove and abort.
4397 * Makefile.in (c-common.o): Depend on libfuncs.h.
4400 * dwarf2out.c (gen_inlined_enumeration_type_die,
4401 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4402 gen_tagged_type_instantiation_die): Removed.
4403 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4406 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4409 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4411 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4412 (check-parallel-%): Ditto.
4413 (check-consistency): Ditto.
4415 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4417 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4418 local variable rhs by NULL_TREE.
4420 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4423 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4425 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4428 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4430 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4433 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4434 for ms->sysv ABI calls only in 64bit mode.
4436 * config/i386/i386.md (untyped_call): Support 32bit.
4438 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4440 * doc/extend.texi: Replace x86_65 with x86_64.
4442 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4444 PR tree-optimization/39455
4445 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4446 mismatches for POINTER_TYPE_P (type).
4447 (number_of_iterations_le): Likewise.
4449 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4451 * config/picochip/picochip.c: Removed profiling support.
4452 * config/picochip/picochip.md: Removed profiling instruction.
4453 * config/picochip/picochip.h: Removed profiling builtin.
4455 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4457 * doc/install.texi (--with-host-libstdcxx): Document.
4459 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4462 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4463 generate a warning if the function name does not begin with
4464 "__vector" and the function has either the 'signal' or 'interrupt'
4465 attribute, from here to ...
4466 (avr_declare_function_name): ...here. New function.
4467 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4468 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4470 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4473 * cse.c (fold_rtx): Don't modify original const_arg1 when
4474 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4475 separate variable instead.
4476 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4477 from out of range shift counts.
4478 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4480 2008-03-13 Catherine Moore <clm@codesourcery.com>
4482 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4483 diagnostic.h with $(DIAGNOSTIC_H).
4485 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4488 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4490 * config/i386/sync.md (sync_compare_and_swap<mode>,
4491 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4492 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4494 (sync_double_compare_and_swapdi_pic,
4495 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4496 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4498 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4501 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4503 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4506 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4507 (avx_addsubv4df3): Likewise.
4508 (*avx_addsubv4sf3): Likewise.
4509 (sse3_addsubv4sf3): Likewise.
4511 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4514 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4516 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4519 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4520 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4521 registers for allocnos created from user-defined variables.
4523 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4526 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4527 of non-integer mode as well.
4529 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4531 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4532 for functions for which the parameter types are unknown.
4534 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4537 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4538 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4539 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4540 * config/i386/i386.c (ix86_local_alignment): For
4541 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4542 long long variables on the stack to avoid dynamic realignment.
4543 Allow the first argument to be a decl rather than type.
4544 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4546 2009-03-11 Nick Clifton <nickc@redhat.com>
4549 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4551 Add description to mno-lsim option.
4552 * config/mcore/mcore.h: Remove comment about deprecated m4align
4554 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4555 * doc/invoke.texi: Add description of mno-lsim and
4556 mstack-increment options.
4558 * config/fr30/fr30.opt: Document the -mno-lsim option.
4559 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4560 and -mno-lsim options.
4562 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4564 * fold-const.c (fold_comparison): Only call fold_inf_compare
4565 if the mode supports infinities.
4567 2009-03-11 Jason Merrill <jason@redhat.com>
4570 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4571 end already did. Notice GIMPLE_CALL modifications of the result.
4572 Don't copy debug information from an ignored decl or a decl from
4575 2009-03-10 Richard Guenther <rguenther@suse.de>
4576 Nathan Froyd <froydnj@codesourcery.com>
4579 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4580 (__divMODE3): Likewise.
4582 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4584 PR tree-optimization/39394
4585 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4586 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4588 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4590 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4591 inline asms for register asm ("") declarations.
4593 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4595 * fold-const.c (fold_unary): Fix comment.
4597 2009-03-07 Jan Hubicka <jh@suse.cz>
4600 * tree-inline.c (setup_one_parameter): Do replacement of const
4601 argument by constant in SSA form.
4603 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4606 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4607 determine alignment passed to assign_stack_local.
4608 (assign_parms_unsplit_complex): Likewise.
4609 * except.c (sjlj_build_landing_pads): Likewise.
4611 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4614 * tree-flow.h (add_referenced_var): Return bool instead of void.
4615 * tree-dfa.c (add_referenced_var): Return result of
4616 referenced_var_check_and_insert call.
4617 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4618 of referenced_var_check_and_insert.
4621 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4622 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4623 DIE, don't emit it if abstract origin already has it.
4624 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4625 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4627 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4629 * genpreds.c (needs_variable): Fix parentheses at variable name
4631 (write_tm_constrs_h): Indent generated code.
4633 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4635 * doc/extend.texi (Function Attributes): Add documentation
4638 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4641 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4642 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4644 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4646 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4649 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4652 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4653 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4655 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4658 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4659 constants instead of magic numbers.
4660 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4662 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4663 (x86_64_ms_abi_int_parameter_registers): Ditto.
4664 (x86_64_int_return_registers): Ditto.
4665 (ix86_maybe_switch_abi): Ditto.
4666 (ix86_expand_call): Ditto for clobbered_registers array.
4667 (ix86_hard_regno_mode_ok): Ditto.
4668 (x86_extended_QIreg_mentioned_p): Ditto.
4670 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4672 PR tree-optimization/39349
4673 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4675 * combine.c (gen_lowpart_for_combine): Use omode when generating
4678 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4680 PR rtl-optimization/39235
4681 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4683 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4685 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4687 2009-03-04 Richard Guenther <rguenther@suse.de>
4689 PR tree-optimization/39362
4690 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4691 that occur in abnormal PHIs should be varying.
4693 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4695 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4697 (simple_iv): Take loop as an argument instead of statement.
4698 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4699 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4701 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4703 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4704 * matrix-reorg.c (analyze_transpose): Ditto.
4705 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4706 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4707 * tree-predcom.c (ref_at_iteration): Ditto.
4708 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4710 2009-03-04 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/39358
4713 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4714 escaped_id and callused_id.
4715 (solve_graph): Likewise.
4717 2009-03-04 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/39339
4720 * tree-sra.c (try_instantiate_multiple_fields): Make it
4721 no longer ICE on the above.
4723 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4725 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4726 that fits within Pmode.
4728 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4731 * tm.texi (LIBCALL_VALUE): Update description.
4733 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4736 * doc/extend.texi (section): Update description.
4738 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4741 * tree-inline.c (remapped_type): New.
4742 (can_be_nonlocal): Call remapped_type instead of remap_type.
4744 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4747 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4748 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4750 2009-03-03 Richard Guenther <rguenther@suse.de>
4753 * tree.c (tree_nonartificial_location): New function.
4754 * tree.h (tree_nonartificial_location): Declare.
4755 * builtins.c (expand_builtin_memory_chk): Provide location
4756 of the call location for artificial function pieces.
4757 (maybe_emit_chk_warning): Likewise.
4758 (maybe_emit_sprintf_chk_warning): Likewise.
4759 (maybe_emit_free_warning): Likewise.
4760 * expr.c (expand_expr_real_1): Likewise.
4762 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4764 PR tree-optimization/39343
4765 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4766 COMPONENT_REF t has ARRAY_TYPE.
4768 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4771 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4772 when the type precision of the induction variable should be
4773 larger than the type precision of nit.
4774 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4775 * graphite.c (graphite_loop_normal_form): Same.
4776 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4778 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4781 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4782 numbers to describe clobbered registers.
4783 (*call_value_0_rex64_ms_sysv): Ditto.
4784 * config/i386/mmx.md (mmx_emms): Ditto.
4787 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4789 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4792 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4794 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4795 (spu_section_type_flags): New function.
4797 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4799 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4800 reg_class_contents of FLOAT_REGS into a temporary.
4802 2009-03-02 Richard Guenther <rguenther@suse.de>
4803 Ira Rosen <irar@il.ibm.com>
4805 PR tree-optimization/39318
4806 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4807 information to the vectorized statement.
4809 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4811 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4812 variable. Use defined names instead of magic constants for REX SSE
4815 2009-03-01 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/39331
4818 * omp-low.c (lower_send_shared_vars): Do not receive new
4819 values for the reference of DECL_BY_REFERENCE parms or results.
4821 2009-03-01 Jan Hubicka <jh@suse.cz>
4824 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4825 BLOCK_NONLOCALIZED_VAR): New macros.
4826 (tree_block): Add nonlocalized_vars.
4827 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4828 gen_decl_die): Add origin argument. Allow generation of die with
4829 origin at hand only.
4830 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4831 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4833 (gen_block_die): Fix checking for unused blocks.
4834 (process_scope_var): Break out from .... ; work with origins only.
4835 (decls_for_scope) ... here; process nonlocalized list.
4836 (dwarf2out_ignore_block): Look for nonlocalized vars.
4837 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4839 (dump_scope_block): Dump them.
4840 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4841 (remap_block): Likewise.
4842 (can_be_nonlocal): New predicate.
4843 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4845 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4847 * configure: Regenerate.
4849 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4851 * optc-gen.awk: No need to duplicate option flags twice.
4852 Reuse help texts for duplicate options which do not have any.
4854 * gcc.c (display_help): Document --version.
4856 * gcc.c (main): If print_help_list and verbose_flag, ensure
4857 driver output comes before subprocess output.
4859 * optc-gen.awk: Assign all remaining fields to help string,
4860 space-separated, for multi-line help in *.opt.
4862 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4863 -Wno-pedantic-ms-format is for MinGW targets only.
4865 * doc/options.texi (Option file format): Fix bad indentation,
4866 restoring dropped sentence.
4868 2009-02-28 Jan Hubicka <jh@suse.cz>
4870 * tree-inline.c (tree_function_versioning): Output debug info.
4872 2009-02-28 Jan Hubicka <jh@suse.cz>
4875 * tree-inline.c (setup_one_parameter): Do not copy propagate
4876 arguments when not optimizing.
4878 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4881 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4882 (avx_addsubv4df3): Likewise.
4883 (*avx_addsubv4sf3): Likewise.
4884 (sse3_addsubv4sf3): Likewise.
4885 (*avx_addsubv2df3): Likewise.
4886 (sse3_addsubv2df3): Likewise.
4887 (avx_unpckhps256): Correct item selectors.
4888 (avx_unpcklps256): Likewise.
4889 (avx_unpckhpd256): Likewise.
4890 (avx_unpcklpd256): Likewise.
4892 2009-02-28 Jan Hubicka <jh@suse.cz>
4894 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4896 (copy_arguments_for_versioning): If var is declared don't declare it.
4897 (tree_function_versioning): First setup substitutions and then copy
4900 2009-02-27 Jan Hubicka <jh@suse.cz>
4903 * cgraph.h (varpool_output_debug_info): Remove.
4904 * cgraphunit.c (varpool_output_debug_info): Remove.
4905 * dwarf2out.c (deferred_locations_struct): New struct
4906 (deferred_locations): New type.
4907 (deferred_locations_list): New static var.
4908 (deffer_location): New function.
4909 (gen_variable_die): Use it.
4910 (decls_for_scope): Output info on local static vars.
4911 (dwarf2out_finish): Process deferred locations.
4912 * varpool.c (varpool_output_debug_info): Remove.
4914 2009-02-27 Jan Hubicka <jh@suse.cz>
4917 * tree.h (TREE_PROTECTED): Fix comment.
4918 (BLOCK_HANDLER_BLOCK): Remove.
4919 (struct tree_block): Remove handler_block add body_block.
4920 (inlined_function_outer_scope_p): New.
4921 (is_body_block): Remove.
4922 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4923 * dwarf2out.c (is_inlined_entry_point): Remove.
4924 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4925 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4927 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4928 * gimplify.c (gimplify_expr): Gimplify body blocks.
4929 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4930 block with multiple subblocks.
4931 (dump_scope_block): Prettier output; dump more flags and info.
4932 (dump_scope_blocks): New.
4933 (remove_unused_locals): Use dump_scope_blocks.
4934 * tree-flow.h (dump_scope_blocks): Declare.
4935 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4936 * stmt.c (is_body_block): Remove.
4937 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4938 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4940 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4943 * graphite.c (graphite_loop_normal_form): Do not call
4944 number_of_iterations_exit from a gcc_assert.
4946 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4948 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4949 jumps if COND is NULL.
4950 (find_cond_jump): New function.
4951 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4952 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4954 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4956 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4957 force_const_mem returns NULL_RTX.
4959 2009-02-26 Jan Hubicka <jh@suse.cz>
4962 * cgraph.h (varpool_output_debug_info): Remove.
4963 * cgraphunit.c (varpool_output_debug_info): Remove.
4964 * dwarf2out.c (deferred_locations_struct): New struct
4965 (deferred_locations): New type.
4966 (deferred_locations_list): New static var.
4967 (deffer_location): New function.
4968 (gen_variable_die): Use it.
4969 (decls_for_scope): Output info on local static vars.
4970 (dwarf2out_finish): Process deferred locations.
4971 * varpool.c (varpool_output_debug_info): Remove.
4973 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4975 PR rtl-optimization/39241
4976 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4977 to subreg_offset_representable_p.
4979 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4981 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4982 execute function prototype. Get f and nregs from max_reg_num
4983 and get_insns. Remove the first backward pass as it's dead,
4984 guard the forward pass by flag_expensive_optimizations.
4985 (rest_of_handle_regmove): Delete.
4986 (pass_regmove): Replace it with regmove_optimize.
4988 2009-02-25 Martin Jambor <mjambor@suse.cz>
4990 PR tree-optimization/39259
4991 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4992 calls_alloca function flags.
4993 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4996 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4998 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4999 flags_set_1_rtx, flags_set_1_set): Delete.
5000 (regmove_optimize): Do not call mark_flags_life_zones.
5002 2009-02-24 Julian Brown <julian@codesourcery.com>
5005 * config/arm/arm.c (require_pic_register): Only set
5006 cfun->machine->pic_reg once per function.
5008 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5010 * doc/invoke.texi (Link Options): Document an easier way to pass
5011 options that take arguments to the GNU linker using -Xlinker and -Wl.
5013 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5016 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5018 2009-02-24 Richard Guenther <rguenther@suse.de>
5021 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5023 2009-02-24 Richard Guenther <rguenther@suse.de>
5024 Zdenek Dvorak <ook@ucw.cz>
5026 PR tree-optimization/39233
5027 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5028 from converting them to a generic type.
5030 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5032 PR tree-optimization/39260
5033 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5034 contains a condition with a real type.
5035 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5037 2009-02-23 Jason Merrill <jason@redhat.com>
5040 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5041 narrowing_initializer_constant_valid_p.
5042 (narrowing_initializer_constant_valid_p): Don't return
5043 null_pointer_node for adding a pointer to itself.
5045 2009-02-23 Jan Hubicka <jh@suse.cz>
5048 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5051 2009-02-23 Jan Hubicka <jh@suse.cz>
5053 PR tree-optimization/37709
5054 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5055 * tree.h (block_ultimate_origin): Declare.
5056 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5057 * tree-ssa-live.c (remove_unused_scope_block_p):
5058 Eliminate blocks containig no instructions nor live variables nor
5060 (dump_scope_block): New function.
5061 (remove_unused_locals): Enable removal of dead blocks by default;
5062 enable dumping at TDF_DETAILS.
5064 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5066 * config/i386/i386.c (classify_argument): Don't allow COImode
5068 (function_arg_advance_32): Don't allow OImode.
5069 (function_arg_32): Likewise.
5070 (function_value_32): Likewise.
5071 (return_in_memory_32): Likewise.
5072 (function_arg_64): Remove OImode comment.
5074 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5077 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5078 ix86_expand_vector_set for V4DImode in 64bit mode only.
5079 (ix86_expand_vector_init_one_var): Likewise.
5081 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5083 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5085 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5088 * loop-iv.c: Revert last change.
5089 * emit-rtl.c: Likewise.
5091 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5094 * config/i386/i386.c (type_natural_mode): Remove an extra
5095 space in the warning message.
5096 (function_value_32): Handle 32-byte vector modes.
5097 (return_in_memory_32): Likewise.
5099 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5101 * loop-iv.c (truncate_value): New function.
5102 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5104 (lowpart_subreg): Move to...
5105 * emit-rtl.c: ...here.
5107 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5109 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5110 accidental and undocumented change at revision 140860.
5112 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5114 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5115 take gimple_seq * arguments.
5116 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5117 types_compatible_p langhook.
5119 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5120 Joseph Myers <joseph@codesourcery.com>
5122 * config/arm/arm.c (arm_builtin_va_list): New function.
5123 (arm_expand_builtin_va_start): Likewise.
5124 (arm_gimplify_va_arg_expr): Likewise.
5125 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5126 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5127 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5128 (va_list_type): New variable.
5129 (arm_mangle_type): Mangle va_list_type appropriately.
5131 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5134 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5135 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5136 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5137 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5138 parameter to 1000 for -O1 by default.
5139 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5141 * loop-invariant.c: Include params.h.
5142 (move_loop_invariants): Don't call move_single_loop_invariants on
5145 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5147 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5148 offset when calculating bounds for indexing stack_usage_map. Fixes
5149 a buffer overflow with certain target setups.
5151 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5154 * calls.c (expand_call): Clear try_tail_call if caller and callee
5155 disagree in promotion of function return value.
5157 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5160 * c-common.c (c_determine_visibility): If visibility changed and
5161 DECL_RTL has been already set, call make_decl_rtl to update symbol
5164 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5167 * varasm.c (assemble_variable): Don't check DECL_NAME when
5168 globalizing a variable.
5170 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5173 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5174 expression before any __builtin_trap call.
5175 * c-typeck.c (build_function_call): Convert and check function
5176 arguments before generating a call to a trap. Evaluate the
5177 function arguments before the trap.
5179 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5182 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5183 (UNSPEC_FXAM_MEM): New unspec.
5184 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5185 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5186 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5188 2009-02-19 Richard Guenther <rguenther@suse.de>
5190 PR tree-optimization/39207
5191 PR tree-optimization/39074
5192 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5193 storedanything_tree): New.
5194 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5195 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5196 (build_succ_graph): Add edges from STOREDANYTHING to all
5198 (init_base_vars): Initialize STOREDANYTHING.
5199 (compute_points_to_sets): Free substitution info after
5200 building the succ graph.
5201 (ipa_pta_execute): Likewise.
5203 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5205 (do_ds_constraint): Do not add to special var or non-pointer
5207 (type_could_have_pointers): Split out from ...
5208 (could_have_pointers): ... here. For arrays use the element type.
5209 (create_variable_info_for): Initialize may_have_pointers.
5210 (new_var_info): Likewise.
5211 (handle_lhs_call): Make the HEAP variable unknown-sized.
5212 (intra_create_variable_infos): Use a type with pointers for
5213 PARM_NOALIAS, make it unknown-sized.
5215 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5218 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5220 2009-02-18 Jason Merrill <jason@redhat.com>
5223 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5224 value if DECL_EXTERNAL.
5225 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5226 * target.h (gcc_target::binds_local_p): Clarify "module".
5227 * tree.h (TREE_PUBLIC): Clarify "module".
5229 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5232 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5233 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5235 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5238 * c.opt (Wabi): Support C and ObjC.
5241 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5243 * config/i386/i386.c (classify_argument): Warn once about the ABI
5244 change when passing union with long double.
5246 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5248 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5251 * c-parser.c (c_parser_compound_statement): Always enter and leave
5254 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5257 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5259 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5261 PR tree-optimization/36922
5262 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5263 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5266 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5268 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5271 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5273 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5275 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5277 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5280 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5281 Richard Sandiford <rdsandiford@googlemail.com>
5283 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5284 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5285 (loongson_biadd): ...this.
5287 2009-02-17 Richard Guenther <rguenther@suse.de>
5289 PR tree-optimization/39202
5290 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5291 a var make sure to follow existing collapses.
5293 2009-02-17 Richard Guenther <rguenther@suse.de>
5296 * langhooks.c (lhd_print_error_function): Check for NULL block.
5298 2009-02-17 Richard Guenther <rguenther@suse.de>
5300 PR tree-optimization/39204
5301 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5304 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5306 * config/soft-fp/double.h: Update from glibc CVS.
5308 2009-02-17 Richard Guenther <rguenther@suse.de>
5310 PR tree-optimization/39207
5311 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5312 strict-aliasing warnings for pointers pointing to NULL.
5314 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5317 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5318 skipping until next close brace.
5320 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5323 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5324 to function argument boundary.
5326 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5328 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5329 in the lea_add. Reload eventually constraints it properly.
5330 * config/picochip/constraints.md : Remove the target constraint
5331 "b", since it is not needed anymore.
5333 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5335 * gthr-dce.h: Uglify function parameter and local variable names.
5336 * gthr-gnat.h: Likewise.
5337 * gthr-mipssde.h: Likewise.
5338 * gthr-nks.h: Likewise.
5339 * gthr-posix95.h: Likewise.
5340 * gthr-posix.h: Likewise.
5341 * gthr-rtems.h: Likewise.
5342 * gthr-single.h: Likewise.
5343 * gthr-solaris.h: Likewise.
5344 * gthr-tpf.h: Likewise.
5345 * gthr-vxworks.h: Likewise.
5346 * gthr-win32.h: Likewise.
5348 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5351 * config/i386/i386.md: Restrict the new peephole2 to move
5352 between MMX/SSE registers.
5354 2009-02-15 Richard Guenther <rguenther@suse.de>
5357 2009-02-13 Richard Guenther <rguenther@suse.de>
5359 * configure.ac: Enable LFS.
5360 * configure: Re-generate.
5361 * config.in: Likewise.
5363 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5365 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5366 spu_srqwbyte, spu_srqwbytebc): Define.
5367 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5368 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5369 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5370 "shrqby_<mode>"): New insn-and-split patterns.
5371 * config/spu/spu.c (expand_builtin_args): Determine and return
5372 number of operands using spu_builtin_description data.
5373 (spu_expand_builtin_1): Use it.
5375 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5378 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5381 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/i386/i386.c (override_options): Correct warning
5385 messages for -malign-loops, -malign-jumps and -malign-functions.
5387 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5390 * config/i386/i386.md: Restrict the new peephole2 to move
5391 between the general purpose registers.
5393 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5396 * config/i386/i386.c (type_natural_mode): Add a new argument.
5397 Return the original mode and warn ABI change if vector size is 32byte.
5398 (function_arg_advance): Updated.
5399 (function_arg): Likewise.
5400 (ix86_function_value): Likewise.
5401 (ix86_return_in_memory): Likewise.
5402 (ix86_sol10_return_in_memory): Likewise.
5403 (ix86_gimplify_va_arg): Likewise.
5404 (function_arg_32): Don't warn ABX ABI change here.
5405 (function_arg_64): Likewise.
5407 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5409 * loop-iv.c (implies_p): In the final case, test that operands 0
5410 of the two comparisons match.
5412 * config/bfin/bfin.c (find_prev_insn_start): New function.
5413 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5414 (find_next_insn_start): Move.
5416 2009-02-13 Richard Guenther <rguenther@suse.de>
5418 * configure.ac: Enable LFS.
5419 * configure: Re-generate.
5420 * config.in: Likewise.
5422 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5425 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5426 sizes on syntax error after some arguments have been parsed.
5428 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5430 * doc/invoke.texi (-fira): Remove.
5432 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5434 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5435 * recog.c: Likewise.
5438 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5440 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5441 (umul_ppmm): Likewise.
5442 (count_leading_zeros): Likewise.
5443 (count_trailing_zeros): Likewise.
5444 (UMUL_TIME): Likewise.
5446 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5448 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5449 soft-fp/t-softfp to tmake_file.
5451 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5452 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5453 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5454 IA64_BUILTIN_INFQ]: New.
5455 (ia64_init_builtins): Initialize __builtin_infq,
5456 __builtin_fabsq and __builtin_copysignq if not HPUX.
5457 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5458 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5460 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5462 (__fixtfti): Likewise.
5463 (__fixunstfti): Likewise.
5464 (__floattitf): Likewise.
5466 * config/ia64/libgcc-glibc.ver: New.
5467 * config/ia64/t-fprules-softfp: Likewise.
5468 * config/ia64/sfp-machine.h: Likewise.
5470 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5471 (LIBGCC2_TF_CEXT): Likewise.
5472 (TF_SIZE): Likewise.
5473 (TARGET_INIT_LIBFUNCS): Likewise.
5475 * config/ia64/t-glibc (SHLINB_MAPFILES):
5476 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5478 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5480 * config/i386/i386.c (construct_container): Rewrite processing
5481 BLKmode with X86_64_SSE_CLASS.
5483 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5486 * config/i386/i386.md: Replace simplify_replace_rtx with
5487 replace_rtx in the new peephole2.
5489 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5491 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5492 loop unrolling do not happen at -O2.
5494 2009-02-12 Michael Matz <matz@suse.de>
5496 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5498 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5500 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5503 2009-02-12 Ben Elliston <bje@au.ibm.com>
5505 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5506 patterns when updating the back chain. Missed in the 2009-02-10
5509 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5511 * doc/extend.texi (Decimal Floating Types): Update identifier of
5512 draft TR and list of missing support.
5514 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5517 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5518 bit to variable length decl's flags, add it also to its
5519 pointer replacement variable.
5521 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5522 Jakub Jelinek <jakub@redhat.com>
5525 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5526 (memory_blockage): New expander.
5527 (*memory_blockage): New insn pattern.
5528 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5529 instead of general blockage at the end of function prologue when
5530 frame pointer is used to access red zone area. Do not emit blockage
5531 when profiling, it is emitted in generic code.
5532 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5533 function epilogue when frame pointer is used to access red zone area.
5535 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5538 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5539 by arithmetic with memory operands.
5540 * config/i386/predicates.md (commutative_operator): New.
5542 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5544 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5547 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5549 * alias.h (record_alias_subset): Declare.
5550 * alias.c (record_alias_subset): Make global.
5552 2009-02-10 Nick Clifton <nickc@redhat.com>
5554 * tree-parloops.c: Change license to GPLv3.
5555 * ipa-struct-reorg.c: Change license to GPLv3.
5556 * ipa-struct-reorg.h: Change license to GPLv3.
5558 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5561 * c-decl.c (start_struct): Return NULL on error.
5563 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5566 * cfgloopmanip.c (remove_path): Call remove_bbs after
5567 cancel_loop_tree, not before it.
5570 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5571 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5572 VAR_DECLs were seen.
5573 * tree-ssa-live.c (remove_unused_locals): Recompute
5574 cfun->has_local_explicit_reg_vars.
5575 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5576 copies or clearings if cfun->has_local_explicit_reg_vars.
5578 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5581 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5582 of function prologue when frame pointer is used to access
5585 2009-02-10 Richard Guenther <rguenther@suse.de>
5588 * gimplify.c (gimple_regimplify_operands): Always look if
5589 we need to create a temporary.
5591 2009-02-10 Richard Guenther <rguenther@suse.de>
5593 PR tree-optimization/39132
5594 * tree-loop-distribution.c (todo): New global var.
5595 (generate_memset_zero): Trigger TODO_rebuild_alias.
5596 (tree_loop_distribution): Return todo.
5598 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5602 (x86_64_reg_class_name): Removed.
5603 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5604 first one isn't X86_64_SSE_CLASS or any other ones aren't
5605 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5606 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5607 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5608 and 3 X86_64_SSEUP_CLASS.
5609 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5610 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5612 2009-02-10 Ben Elliston <bje@au.ibm.com>
5614 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5615 form instruction to update the stack back chain word, even if the
5616 user has disabled the generation of update instructions.
5617 (movdi_<mode>_update_stack): New.
5618 (movsi_update_stack): Likewise.
5619 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5620 always use an update form instruction to update the stack back
5623 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5626 * graphite.c (if_region_set_false_region): After moving a region in
5627 the false branch of a condition, remove the empty dummy basic block.
5628 (gloog): Remove wrong fix for PR38953.
5630 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5632 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5633 generation due to implicit sign extension.
5635 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5638 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5639 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5641 2009-02-09 Richard Guenther <rguenther@suse.de>
5644 * convert.c (convert_to_real): Disable (float)fn((double)x)
5645 to fnf(x) conversion if errno differences may occur and
5646 -fmath-errno is set.
5648 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5650 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5651 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5652 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5654 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5657 * c-common.c (handle_alias_attribute): Disallow attribute for
5658 anything not a FUNCTION_DECL or VAR_DECL.
5660 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5663 * real.c (do_compare): Special-case compare of zero against
5664 decimal float value.
5666 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5669 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5670 as indicating flexible array members unless the field itself is
5671 being declarared as the incomplete array.
5673 2009-02-06 Jan Hubicka <jh@suse.cz>
5675 PR tree-optimization/38844
5676 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5679 2009-02-06 Richard Guenther <rguenther@suse.de>
5682 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5683 fork because we may expand it as __gcov_fork.
5685 2009-02-06 Nick Clifton <nickc@redhat.com>
5687 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5689 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5691 PR tree-optimization/35659
5692 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5693 vn_phi_eq): Shortcut if hashcode does not match.
5694 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5696 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5697 and avoid iterative_hash_expr.
5698 (FOR_EACH_VALUE_ID_IN_SET): New.
5699 (value_id_compare): Remove.
5700 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5701 sort expressions by value id.
5703 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5706 * config/sh/predicates.md (general_movsrc_operand): Don't check
5707 the subreg of system registers here.
5709 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5712 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5715 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5717 PR rtl-optimization/39110
5718 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5719 addresses, not aligned ones.
5721 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5722 Richard Guenther <rguenther@suse.de>
5724 PR tree-optimization/39100
5725 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5726 comment says and add edges.
5728 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5731 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5732 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5734 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5736 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5737 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5738 register_bb_in_sese, new_sese, free_sese): Moved.
5739 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5740 outermost_loop_in_scop, build_scop_iteration_domain,
5741 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5742 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5743 Use loop_in_sese_p instead of loop_in_scop_p.
5744 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5745 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5746 (scopdet_basic_block_info): Fix bug in scop detection.
5747 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5748 eq_loop_to_cloog_loop): Remove.
5749 (nb_loops_around_loop_in_scop, nb_loop
5750 ref_nb_loops): Moved here...
5751 * graphite.h (ref_nb_loops): ... from here.
5752 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5753 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5754 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5755 * testsuite/gcc.dg/graphite/scop-19.c: New
5757 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5758 Hans-Peter Nilsson <hp@axis.com>
5760 PR rtl-optimization/37889
5761 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5762 Move offset handling from PLUS to before the switch. Use new
5763 arguments when considering SYMBOL_REFs too.
5764 (rtx_addr_can_trap_p): Pass dummy offset and size.
5765 (enum may_trap_p_flags): Remove.
5766 (may_trap_p_1): Pass size from MEM_SIZE.
5768 PR rtl-optimization/38921
5769 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5770 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5771 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5772 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5774 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5776 AVX Programming Reference (January, 2009)
5777 * config/i386/sse.md (*vpclmulqdq): New.
5779 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5781 PR tree-optimization/38977
5782 PR gcov-profile/38292
5783 * calls.c (special_function_p): Disregard __builtin_ prefix.
5785 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5787 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5788 non-indexable addresses even before reload.
5790 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5793 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5794 as having variable size. Do not give an error for unnamed
5795 parameters with [*] declarators. Give a warning for type names
5796 with [*] declarators and mark them as variable size.
5797 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5798 for sizeof applied to [*] type names.
5800 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5803 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5805 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5807 * gcc.c (process_command): Update copyright notice dates.
5808 * gcov.c (print_version): Likewise.
5809 * gcov-dump.c (print_version): Likewise.
5810 * mips-tfile.c (main): Likewise.
5811 * mips-tdump.c (main): Likewise.
5813 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5816 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5817 for composite type involving a zero-length array type.
5819 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5822 * function.c (match_asm_constraints_1): Skip over
5823 initial optional % in the constraint.
5826 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5827 supported, don't accept FIXED_CSTs.
5828 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5829 and _Sat is used without _Fract/_Accum. Set specs->type to
5830 integer_type_node for cts_fract/cts_accum if fixed point is not
5833 2009-02-02 Catherine Moore <clm@codesourcery.com>
5835 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5837 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5839 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5840 (ABI_HAS_64BIT_SYMBOLS): Use it.
5841 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5843 2009-02-02 Paul Brook <paul@codesourcery.com>
5845 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5847 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5850 * recog.h (asm_operand_ok): Add constraints argument.
5851 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5852 recurse on matching constraint.
5853 (check_asm_operands): Pass constraints as 3rd argument to
5854 asm_operand_ok. Don't look up matching constraint here.
5855 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5858 2009-02-02 Ben Elliston <bje@au.ibm.com>
5860 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5861 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5863 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5865 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5866 information. Remove some obsolete information. Reorganize.
5868 * config/pa/fptr.c: Revert license to GPL 2.
5869 * config/pa/milli64.S: Likewise.
5871 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5874 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5875 LIBRARY name in, instead of hard-coding it.
5876 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5877 extra target make frag to tmake_files according to EH model.
5878 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5879 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5880 frags that define makefile variable EH_MODEL appropriately.
5881 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5882 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5883 to "-sjlj" according to type of EH configured.
5884 (LIBGCC_SONAME): Concatenate it to shared library base name.
5885 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5886 to "_sjlj" according to type of EH configured.
5887 (LIBGCC_SONAME): Concatenate it to shared library base name.
5888 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5889 (SHLIB_LINK): Add missing semicolon to if-else construct.
5890 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5891 string value of "pe_dll" command-line option.
5892 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5893 (SHLIB_SONAME): Use it when overriding t-cygming default.
5894 (SHLIB_IMPLIB): Override t-cygming default.
5895 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5896 string value of "pe_dll" command-line option.
5898 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5901 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5902 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5904 2009-01-31 Richard Guenther <rguenther@suse.de>
5906 PR tree-optimization/38937
5907 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5908 computing the transitive closure.
5910 2009-01-30 Richard Guenther <rguenther@suse.de>
5912 PR tree-optimization/39041
5913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5914 Propagate variable indices only if the types match for this stmt.
5916 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5919 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5920 inline but never defined.
5922 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5924 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5925 (*insv_h_di_reg_extimm): New insn.
5926 (*insv_l<mode>_reg_extimm): New insn.
5928 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5930 * config/picochip/picochip.c (flag_conserve_stack): set
5931 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5932 fconserve-stack. Reduce call-overhead used by inliner.
5934 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5937 * common.opt (flag_conserve_stack): Initialised to zero.
5939 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5942 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5943 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5946 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5948 * ira-color.c (allocno_reload_assign): Update comments.
5949 * regmove.c (regmove_optimize): Likewise.
5953 2009-01-29 Robert Millan <rmh@aybabtu.com>
5955 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5956 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5957 `MD_UNWIND_SUPPORT'.
5958 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5960 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5962 PR tree-optimization/39007
5963 * tree-loop-distribution.c (generate_builtin): Use
5964 recompute_dominator to compute the immediate dominator of the
5965 basic block just after the loop.
5967 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5969 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5970 (ASM_OUTPUT_DWARF_PCREL): Define.
5972 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5974 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5975 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5976 global. Modify entries about regmove and IRA.
5978 * ra-conflict.c: Remove the file.
5980 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5982 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5983 (pass_regclass_init): Rename to pass_reginfo_init.
5985 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5987 * toplev.h (flag_ira): Remove.
5989 * caller-save.c (setup_save_areas): Remove flag_ira.
5991 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5993 * global.c: Remove the file.
5995 * opts.c (decode_options): Remove flag_ira.
5997 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5999 * regmove.c: Modify file description.
6000 (find_use_as_address, try_auto_increment): Define them only if
6001 AUTO_INC_DEC is defined.
6002 (replacement_quality, replace_in_call_usage, fixup_match_1,
6003 stable_and_no_regs_but_for_p): Remove.
6004 (reg_set_in_bb): Make it static.
6005 (regmove_optimize): Remove flag_ira and code which worked for
6008 * local-alloc.c: Remove the file.
6010 * common.opt (fira): Remove.
6012 * ira.c: Include except.h.
6013 (eliminable_regset): Move from global.c.
6014 (mark_elimination): Ditto. Remove flag_ira.
6015 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6016 equiv_mem_modified, validate_equiv_mem_from_store,
6017 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6018 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6019 no_equiv, recorded_label_ref): Move from local-alloc.c.
6020 (update_equiv_regs): Ditto. Make it static.
6021 (print_insn_chain, print_insn_chains): Move it from global.c.
6022 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6023 (build_insn_chain): Ditto. Make it static.
6024 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6025 Rename to init_live_subregs.
6026 (gate_ira): Remove flag_ira.
6028 * regclass.c: Rename reginfo.c. Change file description.
6029 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6030 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6031 (init_reg_sets_1): Remove code for evaluation of
6032 reg_class_superclasses and losing_caller_save_reg_set.
6033 (init_regs): Remove init_reg_autoinc.
6034 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6035 ok_for_base_p_nonstrict): Remove.
6036 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6037 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6038 corresponding entries.
6039 (dump_regclass, record_operand_costs, scan_one_insn,
6040 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6041 record_address_regs, auto_inc_dec_reg_p): Remove.
6042 (gt-regclass.h): Rename to gt-reginfo.h.
6044 * rtl.h (dump_global_regs, retry_global_alloc,
6045 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6047 * Makefile.in (RA_H): Remove.
6048 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6049 Rename regclass.o to reginfo.o.
6050 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6052 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6053 (GTFILES): Rename regclass.c to reginfo.c.
6055 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6056 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6058 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6059 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6061 (finish_spills): Ditto. Remove code for !flag_ira.
6063 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6066 * doc/invoke.texi (rtl debug options): Complete rewrite.
6067 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6069 * mode-switching.c (pass_mode_switching): Rename pass from
6070 "mode-sw" to "mode_sw".
6071 * except.c (pass_convert_to_eh_ranges): Rename pass from
6072 "eh-ranges" to "eh_ranges".
6073 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6077 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6078 Alexander Monakov <amonakov@ispras.ru>
6081 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6083 (move_exprs_to_boundary): Change return type and pass through
6084 should_move from move_op. Relax assert. Update usage ...
6085 (schedule_expr_on_boundary): ... here. Use should_move instead of
6087 (move_op_orig_expr_found): Indicate that insn was disconnected from
6089 (code_motion_process_successors): Do not call after_merge_succs
6090 callback if original expression was not found when traversing any of
6092 (code_motion_path_driver): Change return type. Update prototype.
6093 (move_op): Update comment. Add a new parameter (should_move). Update
6094 prototype. Set *should_move based on indication provided by
6095 move_op_orig_expr_found.
6097 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6099 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6100 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6101 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6102 * config/rs6000/rs6000.c (rs6000_override_options): Default
6103 avoid-indexed-addresses on for Power6, off for everything else.
6104 (avoiding_indexed_address_p): New function.
6105 (rs6000_legitimize_address): Use it.
6106 (rs6000_legitimate_address): Likewise.
6107 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6109 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6111 PR tree-optimization/38997
6112 * tree-loop-distribution.c (generate_memset_zero): Use
6113 POINTER_PLUS_EXPR for a pointer addition.
6115 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6117 * config/s390/s390.md (bswap<mode>2): New pattern added.
6119 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6121 * config/s390/s390.md (*tls_load_31): Added type attribute.
6123 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6125 * config/s390/s390.md: Fix a few comments.
6127 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6129 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6130 (*tm<mode>_full): Fixed z10prop attribute.
6131 (*tst<mode>_extimm): Fixed z10prop attribute.
6132 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6133 (*tstqiCCT_cconly): Fixed z10prop attribute.
6134 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6135 (*movsi_larl): Fixed z10prop attribute.
6136 (*movsi_zarch): Fixed z10prop attribute.
6137 (*movsi_eas): Fixed z10prop attribute.
6138 (*movhi): Fixed z10prop attribute.
6139 (*movqi): Fixed z10prop attribute.
6140 (*movstrictqi): Fixed z10prop attribute.
6141 (*mov<mode>): Fixed z10prop attribute.
6142 (*movcc): Fixed z10prop attribute.
6143 (*sethighpartdi_64): Fixed z10prop attribute.
6144 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6145 (*negdi2_sign_cc): Fixed z10prop attribute.
6146 (*negdi2_sign): Fixed z10prop attribute.
6147 (*absdi2_sign_cc): Fixed z10prop attribute.
6148 (*absdi2_sign): Fixed z10prop attribute.
6149 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6150 (*negabsdi2_sign): Fixed z10prop attribute.
6151 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6152 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6153 (doloop_si64): Fixed z10prop attribute.
6154 (doloop_si31): Fixed z10prop attribute.
6155 (doloop_long): Fixed z10prop attribute.
6156 (indirect_jump): Fixed z10prop attribute.
6157 (nop): Fixed z10prop attribute.
6158 (main_base_64): Fixed z10prop attribute.
6159 (reload_base_64): Fixed z10prop attribute.
6161 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6163 PR rtl-optimization/38740
6164 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6166 * config/mips/mips.c (mips_reorg): Likewise.
6168 2009-01-28 Richard Guenther <rguenther@suse.de>
6170 PR tree-optimization/38926
6171 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6172 with the correct value id to a value.
6173 (do_regular_insertion): Use the value number of edoubleprime
6174 for the value number of the expr.
6177 2008-08-21 Richard Guenther <rguenther@suse.de>
6179 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6180 a PHI ask VN if it is already available.
6181 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6182 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6184 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6187 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6188 set to varying whenever max has TREE_OVERFLOW set, similarly
6189 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6191 2009-01-28 Richard Guenther <rguenther@suse.de>
6194 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6195 uninitialized aggregate uses in call arguments.
6197 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6199 PR tree-optimization/38984
6200 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6201 the nothing_id variable if -fno-delete-null-pointer-checks.
6203 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6206 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6207 (set_got_offset_rex64): Ditto.
6209 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6212 * doc/extend.texi: Improve local variable with asm reg.
6214 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6216 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6217 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6218 was not supplied then set warn_packed_bitfield_compat to the
6220 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6223 2009-01-27 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/38503
6226 * cfgexpand.c (expand_gimple_basic_block): Ignore
6227 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6228 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6229 variables that cannot have TBAA applied.
6230 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6233 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6236 * calls.c (initialize_argument_information): Do not wrap complex
6237 arguments in SAVE_EXPR.
6239 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6241 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6242 (INSTALL_LIBGCC): Revert typo commit.
6244 2009-01-26 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/38745
6247 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6248 from special handling.
6250 2009-01-26 Richard Guenther <rguenther@suse.de>
6252 PR tree-optimization/38745
6253 * tree-ssa.c (execute_update_addresses_taken): Do not include
6254 variables that cannot possibly be a register in not_reg_needs.
6255 Do not clear TREE_ADDRESSABLE on vars that may not become
6257 * tree-ssa.c (update_alias_info_1): Include those in the set
6258 of addressable vars.
6260 2009-01-26 Richard Guenther <rguenther@suse.de>
6263 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6264 * tree-ssa-dse.c: Include langhooks.h
6265 (execute_simple_dse): Remove stores with zero size.
6267 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6270 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6273 2009-01-24 Julian Brown <julian@codesourcery.com>
6275 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6276 config/arm/linux-atomic.c.
6277 * config/arm/linux-atomic.c: New.
6279 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6281 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6282 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6283 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6285 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6288 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6291 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6293 PR tree-optimization/38953
6294 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6295 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6296 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6297 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6300 2009-01-24 Paul Brook <paul@codesourcery.com>
6302 * config/arm/neon.md (neon_type): Move to arm.md.
6303 (neon_mov<VSTRUCT>): Add neon_type attribute.
6304 * config/arm/arm.md (neon_type): Move to here.
6305 (conds): Add "unconditioal" and use as default for NEON insns.
6307 2009-01-24 Ben Elliston <bje@au.ibm.com>
6309 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6310 void *' warning from -Wc++-compat.
6311 * Makefile.in (dominance.o-warn): Remove.
6313 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6315 PR tree-optimization/38932
6316 * fold-const.c (fold_unary_ignore_overflow): New.
6317 * tree.h (fold_unary_ignore_overflow): Declare.
6318 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6319 * tree-ssa-sccvn.c (visit_reference_op_load,
6320 simplify_unary_expression): Likewise.
6322 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6324 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6325 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6326 regardless of their type.
6327 * c-common.c (handle_packed_attribute): Don't ignore packed on
6329 * c.opt (Wpacked-bitfield-compat): New warning option.
6330 * stor-layout.c (place_field): Warn if offset of a field changed.
6331 * doc/extend.texi (packed): Mention the ABI change.
6332 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6333 (Warning Options): Add it to the list.
6335 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6337 * c-opts.c (c_common_post_options): Fix a typo in comments.
6339 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6342 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6343 variables to static.
6344 * doc/invoke.texi (-fmerge-all-constants): Update description.
6346 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6349 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6350 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6352 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6354 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6356 (LOCAL_ALIGNMENT): Similarly.
6358 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6359 Joseph Myers <joseph@codesourcery.com>
6361 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6362 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6363 * config/arm/arm-tune.md: Regenerate.
6364 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6367 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6369 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6370 version number to five.
6372 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6375 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6376 * c-common.c (set_underlying_type): Likewise.
6377 (is_typedef_decl ): Likewise
6379 (set_underlying_type): Likewise.
6380 (is_typedef_type): Likewise.
6382 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6385 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6388 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6391 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6392 (LIBGCC_SPEC): Don't define.
6393 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6395 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6397 PR rtl-optimization/38879
6398 * alias.c (base_alias_check): Unaligned access via AND address can
6399 alias all surrounding object types except those with sizes equal
6400 or wider than the size of unaligned access.
6402 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6405 * c-decl.c (clone_underlying_type): Move this ...
6406 * c-common.c (set_underlying_type): ... here.
6407 Also, make sure the function properly sets TYPE_STUB_DECL() on
6408 the newly created typedef variant type.
6409 (is_typedef_decl ): New entry point.
6410 * tree.h: Added a new member member_types_needing_access_check to
6411 struct tree_decl_non_common.
6412 (set_underlying_type): New entry point.
6413 (is_typedef_type): Likewise.
6415 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6417 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6418 Check whether two instructions have memory references that
6419 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6420 are helper functions for traversing.
6421 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6422 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6423 not to draw dependency edge for instructions with non-conflicting
6426 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6429 * longlong.h: Update copyright years. Use soft-fp license notice.
6430 Sync __clz_tab declaration with glibc.
6432 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6435 * doc/extend.texi (syscall_linkage): New.
6436 (version_id): Modify.
6438 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6439 Richard Guenther <rguenther@suse.de>
6441 PR tree-optimization/38747
6442 PR tree-optimization/38748
6443 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6444 conversion if the base address is an indirect reference and the
6445 aliasing sets could cause issues.
6447 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6449 * common.opt (fgraphite, fgraphite-identity): Add comment for
6450 explaining why these options are not documented.
6452 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6454 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6455 gimple_call_lhs is NULL.
6457 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6460 * emit-rtl.c (adjust_address_1): Make sure memref is never
6463 2009-01-20 Ben Elliston <bje@au.ibm.com>
6465 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6466 const qualifier from arg parameter. Remove unnecessary cast to char *.
6467 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6468 const qualifier from arg 2.
6470 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6472 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6474 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6477 * rtl.h (reinit_regs): New prototype.
6478 * regclass.c: Include ira.h.
6480 * Makefile.in (regclass.o): Add ira.h.
6481 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6483 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6486 * c-common.c (handle_aligned_attribute): Use
6487 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6488 default alignment value.
6490 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6492 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6493 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6495 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6496 __BIGGEST_ALIGNMENT__.
6498 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6500 2009-01-18 Richard Guenther <rguenther@suse.de>
6502 PR tree-optimization/38819
6503 * tree-flow.h (operation_could_trap_helper_p): Declare.
6504 * tree-eh.c (operation_could_trap_helper_p): Export.
6505 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6506 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6507 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6508 are about to insert a possibly trapping instruction and fail
6511 2009-01-18 Andreas Schwab <schwab@suse.de>
6513 * doc/install.texi (Configuration): Remove obsolete paragraph
6514 about use of --with-gnu-ld with --with-gnu-as.
6516 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6518 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6519 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6520 Follow spelling conventions.
6522 2009-01-18 Ben Elliston <bje@au.ibm.com>
6524 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6525 C++ warning about implicit conversion from void * to struct
6527 (bitmap_obstack_free): Likewise for bitmap_element *.
6528 * Makefile.in (bitmap.o-warn): Remove.
6530 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6532 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6534 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6535 Tobias Grosser <tobi.grosser@amd.com>
6537 * graphite.c (graphite_trans_scop_block): Do not block single
6540 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6542 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6543 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6544 test with assertion.
6546 2009-01-16 Richard Guenther <rguenther@suse.de>
6548 PR tree-optimization/38835
6550 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6551 and INT + PTR -> (INT)(PTR p+ INT) folding.
6552 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6554 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6557 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6558 the subreg from a lowpart subreg if it is also casting the value.
6560 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6561 Tobias Grosser <tobi.grosser@amd.com>
6563 * graphite.c (compare_prefix_loops): New.
6564 (build_scop_canonical_schedules): Rewritten.
6565 (graphite_transform_loops): Move build_scop_canonical_schedules
6566 after build_scop_iteration_domain.
6568 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6569 Tobias Grosser <tobi.grosser@amd.com>
6571 * graphite.c (add_conditions_to_domain): Add the loops to
6572 the dimension of the iteration domain. Do copy the domain
6573 only when it exists.
6574 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6575 (add_conditions_to_constraints): New.
6576 (can_generate_code_stmt, can_generate_code): Removed.
6577 (gloog): Do not call can_generate_code.
6578 (graphite_transform_loops): Call add_conditions_to_constraints
6579 after building the iteration domain.
6581 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6583 PR tree-optimization/38789
6584 * tree-ssa-threadedge.c
6585 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6586 __builtin_constant_p.
6588 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6590 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6591 examined before deleting them.
6593 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6595 * function.c (aggregate_value_p): Correctly extract the function
6596 type from CALL_EXPR_FN lookup.
6598 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6600 * config/picochip/picochip.c (picochip_override_options): Revert
6601 CFI asm flag disable commited previously.
6603 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6604 Tobias Grosser <tobi.grosser@amd.com>
6605 Jan Sjodin <jan.sjodin@amd.com>
6607 * graphite.c (scan_tree_for_params): On substractions negate
6608 all the coefficients of the term.
6609 (clast_to_gcc_expression_red): New. Handle reduction expressions
6610 of more than two operands.
6611 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6612 (get_vdef_before_scop): Handle also the case of default definitions.
6614 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6616 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6617 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6618 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6620 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6621 Joey Ye <joey.ye@intel.com>
6624 * cfgexpand.c (expand_stack_alignment): Don't update stack
6625 boundary nor check incoming stack boundary here.
6626 (gimple_expand_cfg): Update stack boundary and check incoming
6627 stack boundary here.
6629 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6631 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6633 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6635 PR rtl-optimization/38245
6636 * calls.c (expand_call): Add stack arguments to
6637 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6638 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6639 in regs and partially in memory or BLKmode arguments.
6640 (emit_library_call_value_1): Add stack arguments to
6641 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6642 ACCUMULATE_OUTGOING_ARGS).
6643 * dce.c: Include tm_p.h.
6644 (find_call_stack_args): New function.
6645 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6647 (mark_insn): Call find_call_stack_args for CALL_Ps.
6648 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6649 forwards. Allocate and free arg_stores bitmap if needed, pass it
6650 down to deletable_insn_p, don't mark stores set in arg_stores
6651 bitmap, clear the bitmap at the beginning of each bb.
6652 * Makefile.in (dce.o): Depend on $(TM_P_H).
6654 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6657 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6658 to make sure the insn is a conditional test (bug 22599). Reformat a
6661 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6664 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6665 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6666 (gloog): Do not call cleanup_tree_cfg.
6667 (graphite_transform_loops): Call cleanup_tree_cfg after all
6668 scops have been code generated.
6670 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6671 * doc/gty.texi (Invoking the garbage collector): Added new node
6672 and section documenting ggc_collect.
6674 2009-01-14 Richard Guenther <rguenther@suse.de>
6676 PR tree-optimization/38826
6678 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6679 initialization notes only if we actually emitted a warning.
6680 (intra_create_variable_infos): Add constraints for a result decl
6681 that is passed by hidden reference.
6682 (build_pred_graph): Mark all related variables non-direct on
6685 2009-01-14 Nick Clifton <nickc@redhat.com>
6687 * ira-conflicts.c: Include addresses.h for the definition of
6689 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6690 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6692 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6695 * Makefile.in (ira-lives.o): Add except.h.
6697 * ira-lives.c: Include except.h.
6698 (process_bb_node_lives): Process can_throw_internal.
6700 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6702 PR rtl-optimization/38774
6703 * combine.c (simplify_set): When undoing cc_use change, don't do
6704 PUT_CODE on the newly created comparison, but instead put back the
6707 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6709 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6710 values. Remove duplicate arm8 entry.
6712 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6714 PR tree-optimization/38786
6715 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6716 the SSA_NAME case of expand_scalar_variables_expr.
6717 Set the type of an expression to the type of its assign statement.
6718 (expand_scalar_variables_expr): Also gather the scalar computation
6719 used to index the memory access. Do not pass loop_p.
6720 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6721 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6722 the gimple_stmt_iterator where it inserts new code.
6724 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6725 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6727 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6729 * graphite.h (debug_value): Removed.
6730 * graphite.c (debug_value): Removed.
6732 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6734 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6735 ldrd/strd with two 32-bit instructions.
6737 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6739 * config/arm/arm.c (struct processors): Pass for speed down into
6740 cost helper functions.
6741 (const_ok_for_op): Handle COMPARE and inequality nodes.
6742 (arm_rtx_costs_1): Rewrite.
6743 (arm_size_rtx_costs): Update prototype.
6744 (arm_rtx_costs): Pass speed down to helper functions.
6745 (arm_slowmul_rtx_costs): Rework cost calculations.
6746 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6747 (arm_9e_rtx_costs): Likewise.
6749 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6751 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6752 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6753 (alpha_legitimize_address): Do not split local symbols wider than
6754 UNITS_PER_WORD into HIGH/LO_SUM parts.
6756 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6759 * gcc.c (process_command): Replace call to execvp with calls
6760 to pex_one and exit.
6762 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6765 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6766 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6767 variant for devices with 3-byte PC.
6768 (__tablejump_elpm__): New.
6770 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6773 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6774 offsetof member-designator, handle it as `[0].'.
6776 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6778 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6779 function when not using named sections on targets with named sections
6780 if branch distance is less than 262132.
6782 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6784 * combine.c (combine_instructions): Recompute
6785 optimize_this_for_speed_p for each BB in the main combine loop.
6787 2009-01-12 Tomas Bily <tbily@suse.cz>
6790 * tree-loop-distribution.c (prop_phis): New function.
6791 (generate_builtin): Call prop_phis.
6792 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6794 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6796 PR tree-optimization/38807
6797 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6798 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6800 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6802 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6803 subreg of op0 to the original op0.
6805 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6807 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6809 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6812 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6813 starting with digits.
6815 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6818 * config/arm/arm.c (arm_is_long_call_p): Don't call
6819 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6821 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6823 * regrename.c (regrename_optimize): Fix dumping.
6824 (find_oldest_value_reg): Preserve REG_POINTER.
6825 (copy_hardreg_forward_1): Likewise.
6827 2009-01-09 Diego Novillo <dnovillo@google.com>
6829 * gimple.h (struct gimple_statement_base) <uid>: Document
6830 the restrictions on its use.
6832 (gimple_set_uid): Tidy.
6834 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6836 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6837 zero guard even if align_bytes != 0 and count is smaller than
6840 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6842 PR rtl-optimization/38495
6843 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6844 (add_range_and_copies_from_move_list): Print all added ranges.
6845 Add ranges to memory optimized destination.
6847 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6851 * config/i386/i386.c (override_options): Reject
6852 -mstringop-strategy=rep_8byte with -m32.
6853 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6854 to 1. Do count comparison against epilogue_size_needed at compile
6855 time even when count_exp was constant forced into register. For
6856 size_needed don't jump to epilogue, instead just avoid aligning
6857 and invoke the body algorithm. If need_zero_guard, add zero guard
6858 even if count is non-zero, but smaller than size_needed + number of
6859 bytes that could be stored for alignment.
6860 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6861 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6862 but smaller than size_needed + number of bytes that could be stored
6863 for alignment. Compare size_needed with epilogue_size_needed instead
6864 of desired_align - align, don't adjust size_needed, pass
6865 epilogue_size_needed to the epilogue expanders.
6868 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6870 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6872 * pa.c (last_address): Change to unsigned.
6873 (update_total_code_bytes): Change argument to unsigned. Don't
6874 check if insn addresses are set.
6875 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6876 addresses are not set.
6877 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6879 2009-01-09 Nick Clifton <nickc@redhat.com>
6881 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6882 DECL_DECLARED_INLINE_P.
6884 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6887 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6888 GET_MODE (op0) in operand_subword_force calls.
6891 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6892 fold_convert arg0 operands to TREE_TYPE (op0) first.
6894 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6896 * params.def (ira-max-conflict-table-size): Decrease default value
6899 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6901 PR tree-optimization/37031
6902 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6904 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6905 allocate it using gc instead of heap, use VEC_quick_push instead of
6907 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6908 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6909 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6910 allocated vector from heap allocated.
6911 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6912 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6913 vector only after perfect_loop_nest_depth call.
6915 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6916 Jan Sjodin <jan.sjodin@amd.com>
6918 PR tree-optimization/38559
6919 * graphite.c (debug_value, copy_constraint,
6920 swap_constraint_variables, scale_constraint_variable, ): New.
6921 (get_lower_bound, get_upper_bound): Removed.
6922 (graphite_trans_bb_strip_mine): Clean up this code that works
6923 only for constant number of iterations. Fully copy upper and
6924 lower bound constraints, not only the constant part of them.
6925 * graphite.h (debug_value): Declared.
6927 2009-01-08 Ira Rosen <irar@il.ibm.com>
6929 PR tree-optimization/37194
6930 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6931 Don't add the cost of cost model guard in prologue to scalar
6932 outside cost in case of known number of iterations.
6934 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6935 Alan Modra <amodra@bigpond.net.au>
6937 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6938 non-word-aligned REG+CONST addressing.
6940 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6943 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6944 free_after_compilation when outputting a thunk.
6945 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6946 Do not call free_after_compilation here.
6948 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6950 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6951 (ix86_valid_target_attribute_inner_p): Ditto.
6953 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6955 PR tree-optimization/38492
6956 PR tree-optimization/38498
6957 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6958 * tree-chrec.h (scev_is_linear_expression): Declared.
6959 * graphite.c (graphite_cannot_represent_loop_niter): New.
6960 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6961 (graphite_loop_normal_form): Use gcc_assert.
6962 (scan_tree_for_params): Use CASE_CONVERT.
6963 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6964 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6965 Use gcc_assert. Discard scops that contain unhandled cases.
6966 (build_scop_conditions): Return a boolean status for unhandled cases.
6967 (strip_mine_profitable_p): Print the loop number, not its depth.
6968 (is_interchange_valid): Pass the depth of the loop nest, don't
6969 recompute it wrongly.
6970 (graphite_trans_bb_block): Same.
6971 (graphite_trans_bb_block): Print tentative of loop blocking.
6972 (graphite_trans_scop_block): Do not print that the loop has been
6974 (graphite_transform_loops): Do not handle scops that contain condition
6977 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6979 AVX Programming Reference (December, 2008)
6980 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6981 (_mm256_stream_pd): Likewise.
6982 (_mm256_stream_ps): Likewise.
6984 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6985 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6986 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6987 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6988 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6989 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6990 (ix86_expand_special_args_builtin): Likewise.
6992 * config/i386/sse.md (AVXMODEDI): New.
6993 (avx_movnt<mode>): Likewise.
6994 (avx_movnt<mode>): Likewise.
6995 (<sse>_movnt<mode>): Remove AVX support.
6996 (sse2_movntv2di): Likewise.
6998 2009-01-07 Richard Guenther <rguenther@suse.de>
7001 * fold-const.c (extract_muldiv): Remove obsolete comment.
7002 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7003 to PLUS_EXPR canonicalization for the canonicalization.
7005 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7007 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7008 hosted cross-compilers generating less efficient code.
7010 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7012 * function.h (rtl_data): Add a dbr_scheduled_p field.
7013 * reorg.c (dbr_schedule): Set it.
7014 (gate_handle_delay_slots): Check it.
7015 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7016 (mips_reorg): Check flag_delayed_branch instead of
7017 mips_base_delayed_branch.
7018 (mips_override_options): Don't set mips_base_delayed_branch
7019 or flag_delayed_branch.
7021 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7023 PR rtl-optimization/38426.
7024 * ira.c (ira): Set current_function_is_leaf earlier.
7026 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7028 PR rtl-optimization/38722
7029 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7030 too early, only set a flag and modify after last possible
7033 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7036 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7037 * real.c (decimal_single_format): Correct values of emin and emax.
7038 (decimal_double_format): Ditto.
7039 (decimal_quad_format): Ditto.
7040 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7041 computation of DECnn_MIN and DECnn_MAX for corrected values of
7042 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7043 __DECnn_MIN__, and adjust its computation for the corrected value
7046 2009-01-06 Jan Hubicka <jh@suse.cz>
7049 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7051 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7053 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7054 Add Robert Clark to the list of testers.
7056 2009-01-06 Jan Hubicka <jh@suse.cz>
7057 Kai Tietz <kai.tietz@onevision.com>
7059 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7060 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7062 2009-01-06 Jan Hubicka <jh@suse.cz>
7063 Kai Tietz <kai.tietz@onevision.com>
7065 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7067 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7068 (ix86_nsaved_regs): Count only general purpose regs.
7069 (ix86_nsaved_sseregs): New.
7070 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7071 to 16 for w64; compute padding and size of sse reg save area.
7072 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7073 general purpose regs.
7074 (ix86_emit_save_sse_regs_using_mov): New.
7075 (ix86_expand_prologue): Save SSE regs if needed.
7076 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7077 (ix86_emit_restore_sse_regs_using_mov): New.
7078 (ix86_expand_epilogue): Save SSE regs if needed.
7080 2009-01-06 Jan Hubicka <jh@suse.cz>
7081 Kai Tietz <kai.tietz@onevision.com>
7083 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7084 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7085 functions when accumulate outgoing args is off.
7087 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7090 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7091 before using pseudos_have_intersected_live_ranges_p.
7093 * ira-int.h (ira_assert): Always define.
7095 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7097 AVX Programming Reference (December, 2008)
7098 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7099 (_mm256_permute2_pd): Likewise.
7100 (_mm_permute2_ps): Likewise.
7101 (_mm256_permute2_ps): Likewise.
7102 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7103 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7105 * config/i386/i386.c (ix86_builtins): Remove
7106 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7107 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7108 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7109 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7110 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7111 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7112 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7113 __builtin_ia32_vpermil2ps256.
7114 (ix86_init_mmx_sse_builtins): Updated.
7115 (ix86_expand_args_builtin): Likewise.
7117 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7119 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7120 long absolute calls when generating PA 2.0 code.
7122 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7124 PR rtl-optimization/38583
7125 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7127 * params.def (ira-max-conflict-table-size): New.
7129 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7131 * ira.h (ira_conflicts_p): New external definition.
7133 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7134 table. Report this. Return result of building.
7135 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7136 building conflict table.
7138 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7139 (ira_color): Use ira_conflicts_p.
7141 * global.c: Include ira.h.
7142 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7145 * Makefile.in (global.o): Add ira.h.
7147 * ira-build.c (mark_all_loops_for_removal,
7148 propagate_some_info_from_allocno): New.
7149 (remove_unnecessary_allocnos): Call
7150 propagate_some_info_from_allocno.
7151 (remove_low_level_allocnos): New.
7152 (remove_unnecessary_regions): Add parameter. Call
7153 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7154 parameter to remove_unnecessary_regions.
7155 (ira_build): Remove all regions but root if the conflict table was
7156 not built. Update conflict hard regs for allocnos crossing calls.
7158 * ira.c (ira_conflicts_p): New global.
7159 (ira): Define and use ira_conflicts_p.
7161 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7162 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7163 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7165 2009-01-06 Ben Elliston <bje@au.ibm.com>
7167 * gengtype-lex.l (YY_NO_INPUT): Define.
7169 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7172 * c-common.c (handle_vector_size_attribute): Also reject
7175 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7177 PR tree-optimization/38492
7178 * graphite.c (rename_map_elt, debug_rename_elt,
7179 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7180 rename_map_elt_info, eq_rename_map_elts,
7181 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7182 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7183 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7184 (sese_build_livein_liveouts): New.
7185 (new_sese, free_sese): New.
7186 (new_scop): Call new_sese.
7187 (free_scop): Call free_sese.
7188 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7189 (register_old_new_names): Renamed register_old_and_new_names.
7190 (register_scop_liveout_renames, add_loop_exit_phis,
7191 insert_loop_close_phis, struct igp,
7192 default_liveout_before_guard, add_guard_exit_phis,
7193 insert_guard_phis, copy_renames): New.
7194 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7195 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7196 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7197 (scop_adjust_phis_for_liveouts): New.
7198 (gloog): Call scop_adjust_phis_for_liveouts.
7200 * graphite.h (struct sese): Documented. Added fields liveout,
7202 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7203 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7204 (struct scop): Added field liveout_renames.
7205 (SCOP_LIVEOUT_RENAMES): New.
7207 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7209 PR tree-optimization/38510
7210 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7211 (translate_clast): Call recompute_all_dominators before
7213 (gloog): Call recompute_all_dominators before graphite_verify.
7215 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7216 Jan Sjodin <jan.sjodin@amd.com>
7218 PR tree-optimization/38500
7219 * graphite.c (create_sese_edges): Call fix_loop_structure after
7222 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7224 * config.gcc: Add m32r*-*-rtems*.
7225 * config/m32r/rtems.h: New file.
7227 2009-01-05 Ben Elliston <bje@au.ibm.com>
7229 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7230 (.po.pox): Likewise.
7231 (po/gcc.pot): Likewise.
7233 2009-01-04 David S. Miller <davem@davemloft.net>
7235 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7236 (STARTING_FRAME_OFFSET): Always set to zero.
7238 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7240 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7241 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7242 fixed-point types, and vectors of the same.
7244 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7246 * config/mips/sync.md (*mb_barrier): Rename to...
7247 (*memory_barrier): ...this.
7249 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7251 * doc/extend.texi (Function Attributes): Move @cindex after @item
7252 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7253 and put in alphabetical order. Fix 'target' name and put in order.
7254 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7257 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7259 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7260 (memory_barrier): Expand as unspec instead of unspec_volatile.
7261 Remove mem:BLK from insn operands. Use Pmode scratch register.
7262 (*memory_barrier): Define as unspec instead of unspec_volatile.
7263 Use (match_dup 0) as input operand.
7265 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7266 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7267 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7268 scratch register. Remove operand 1.
7269 (*stbar): Define as unspec instead of unspec_volatile.
7270 Use (match_dup 0) as input operand, remove (const_int 8).
7271 (*membar): Define as unspec instead of unspec_volatile.
7272 Use (match_dup 0) as input operand, remove input operand 2.
7274 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
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/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7281 Remove mem:BLK from insn operands. Use Pmode scratch register.
7282 Set volatile flag on operand 0.
7283 (*memory_barrier): New insn pattern.
7285 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7287 (*memory_barrier): Use (match_dup 0) as input operand.
7289 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7290 Remove mem:BLK from insn operands. Use Pmode scratch register.
7291 Set volatile flag on operand 0.
7292 (*mb_internal): New insn pattern.
7294 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7296 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7299 * function.c (struct temp_slot): Move to the section of the file
7300 that deals with temp slots. Remove field 'address'.
7301 (temp_slot_address_table): New hash table of address -> temp slot.
7302 (struct temp_slot_address_entry): New struct, items for the table.
7303 (temp_slot_address_compute_hash, temp_slot_address_hash,
7304 temp_slot_address_eq, insert_temp_slot_address): Support functions
7306 (find_temp_slot_from_address): Rewrite to use the new hash table.
7307 (remove_unused_temp_slot_addresses): Remove addresses of temp
7308 slots that have been made available.
7309 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7310 worker function for remove_unused_temp_slot_addresses.
7311 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7312 Add the temp slot address to the address -> temp slot map.
7313 (update_temp_slot_address): Update via insert_temp_slot_address.
7314 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7315 (pop_temp_slots): Likewise.
7316 (init_temp_slots): Allocate the address -> temp slot map, or empty
7317 the map if it is already allocated.
7318 (prepare_function_start): Initialize temp slot processing.
7320 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7323 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7324 Calculate the size of all stack vars assuming no packing of stack
7325 vars will happen, replacing a quadratic algorithm with a linear one.
7327 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7330 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7333 2009-01-03 Diego Novillo <dnovillo@google.com>
7335 * doc/contrib.texi: Update contributions.
7337 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7340 * builtins.c (fold_builtin_memory_op): Give up if either operand
7341 is volatile. Set srctype or desttype to non-qualified version
7345 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7348 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7350 PR rtl-optimization/35805
7351 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7352 problem if fast dce is able to remove any instructions.
7353 * dce.c (dce_process_block): Fix dump message.
7355 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7358 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7360 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7363 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7364 * tree-pretty-print.c (op_code_prio): New function.
7365 (op_prio): No longer static. Use op_code_prio.
7366 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7367 Use op_prio and op_code_prio to determine if () should be
7368 printed around operand(s) or not.
7370 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7371 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7372 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7373 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7374 pp_character instead of pp_string for single letter printing.
7376 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7378 * doc/extend.texi: Fix '#pragma GCC option' typo.
7380 2009-01-02 Richard Guenther <rguenther@suse.de>
7382 * doc/install.texi (--enable-checking): Mention different
7384 (--enable-stage1-checking): Document.
7386 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7389 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7390 case to be an error.
7392 2009-01-02 Ben Elliston <bje@au.ibm.com>
7394 * config/fp-bit.h (pack_d): Constify argument.
7395 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7396 (isnan): Constify argument.
7400 (_fpadd_parts): Constify return type.
7401 (_fpmul_parts): Likewise.
7402 (_fpdiv_parts): Likewise.
7404 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7407 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7408 warn about overwriting initializer with side-effects or
7409 -Woverride-init if !IMPLICIT.
7410 (output_init_element): Likewise. Pass IMPLICIT down to
7412 (process_init_element): Add IMPLICIT argument. Pass it down
7413 to output_init_element.
7414 (push_init_element, pop_init_level, set_designator): Adjust
7415 process_init_element callers.
7416 (set_nonincremental_init, set_nonincremental_init_from_string):
7417 Adjust add_pending_init callers.
7418 (output_pending_init_elements): Adjust output_init_element callers.
7419 * c-tree.h (process_init_element): Adjust prototype.
7420 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7421 process_init_element callers.