1 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
6 2009-04-17 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/39746
9 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
10 special-casing for builtins and static variable use/def.
11 (call_may_clobber_ref_p_1): Likewise.
13 2009-04-16 Ian Lance Taylor <iant@google.com>
15 * df.h: Include "timevar.h".
16 (struct df_problem): Change tv_id field to timevar_id_t.
17 * tree-pass.h: Include "timevar.h".
18 (struct opt_pass): Change tv_id field to timevar_id_t.
19 * timevar.h (timevar_id_t): Define TV_NONE.
20 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21 TV_NONE rather than tv_id != 0.
22 (execute_one_pass): Likewise.
23 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
25 dependencies to $(TREE_PASS_H).
26 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
28 (pass_branch_target_load_optimize2): Likewise.
29 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
30 (pass_outof_cfg_layout_mode): Likewise.
31 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
32 (pass_rebuild_cgraph_edges): Likewise.
33 (pass_remove_cgraph_callee_edges): Likewise.
34 * df-core.c (pass_df_initialize_opt): Likewise.
35 (pass_df_initialize_no_opt): Likewise.
36 (pass_df_finish): Likewise.
37 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
38 * except.c (pass_set_nothrow_function_flags): Likewise.
39 (pass_convert_to_eh_region_ranges): Likewise.
40 * final.c (pass_compute_alignments): Likewise.
41 * function.c (pass_instantiate_virtual_regs): Likewise.
42 (pass_init_function): Likewise.
43 (pass_leaf_regs): Likewise.
44 (pass_match_asm_constraints): Likewise.
45 * gimple-low.c (pass_lower_cf): Likewise.
46 (pass_mark_used_blocks): Likewise.
47 * init-regs.c (pass_initialize_regs): Likewise.
48 * integrate.c (pass_initial_value_sets): Likewise.
49 * ira.c (pass_ira): Likewise.
50 * jump.c (pass_cleanup_barriers): Likewise.
51 * omp-low.c (pass_expand_omp): Likewise.
52 (pass_lower_omp): Likewise.
53 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
54 * recog.c (pass_split_all_insns): Likewise.
55 (pass_split_after_reload): Likewise.
56 (pass_split_before_regstack): Likewise.
57 (pass_split_before_sched2): Likewise.
58 (pass_split_for_shorten_branches): Likewise.
59 * reginfo.c (pass_reginfo_init): Likewise.
60 (pass_subregs_of_mode_init): Likewise.
61 (pass_subregs_of_mode_finish): Likewise.
62 * passes.c (pass_postreload): Likewise.
63 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
64 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
65 (pass_warn_function_return): Likewise.
66 (pass_warn_function_noreturn): Likewise.
67 * tree-complex.c (pass_lower_complex): Likewise.
68 (pass_lower_complex_O0): Likewise.
69 * tree-if-conv.c (pass_if_conversion): Likewise.
70 * tree-into-ssa.c (pass_build_ssa): Likewise.
71 * tree-mudflap.c (pass_mudflap_1): Likewise.
72 (pass_mudflap_2): Likewise.
73 * tree-nomudflap.c (pass_mudflap_1): Likewise.
74 (pass_mudflap_2): Likewise.
75 * tree-nrv.c (pass_return_slot): Likewise.
76 * tree-object-size.c (pass_object_sizes): Likewise.
77 * tree-optimize.c (pass_all_optimizations): Likewise.
78 (pass_early_local_passes): Likewise.
79 (pass_all_early_optimizations): Likewise.
80 (pass_cleanup_cfg): Likewise.
81 (pass_cleanup_cfg_post_optimizing): Likewise.
82 (pass_free_datastructures): Likewise.
83 (pass_free_cfg_annotations): Likewise.
84 (pass_fixup_cfg): Likewise.
85 (pass_init_datastructures): Likewise.
86 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
87 (pass_late_warn_uninitialized): Likewise.
88 (pass_update_address_taken): Likewise.
89 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
90 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
91 (pass_cse_sincos): Likewise.
92 (pass_convert_to_rsqrt): Likewise.
93 * tree-ssa-structalias.c (pass_build_alias): Likewise.
94 * tree-stdarg.c (pass_stdarg): Likewise.
95 * tree-tailcall.c (pass_tail_recursion): Likewise.
96 (pass_tail_calls): Likewise.
97 * tree-vect-generic.c (pass_lower_vector): Likewise.
98 (pass_lower_vector_ssa): Likewise.
99 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
101 2009-04-16 Joseph Myers <joseph@codesourcery.com>
103 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
105 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
107 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
110 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
113 * config/sh/predicates.md (arith_operand): Check if the operand
114 of TRUNCATE is a REG.
116 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
118 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
119 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
121 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
123 * tree-iterator.c (tsi_split_statement_list_after,
124 tsi_split_statement_list_before): Remove.
125 * tree-iterator.h: Remove the prototypes for
126 tsi_split_statement_list_after and tsi_split_statement_list_before.
128 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
130 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
131 * tree-ssa-propagate.h: Remove the prototype for
132 stmt_makes_single_load.
134 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
136 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
137 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
139 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
141 * tree-iterator.c (EXPR_LAST_BODY): Remove.
143 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
145 * except.c (eh_region_outer_p): Remove.
146 * except.h: Remove the prototype for eh_region_outer_p.
148 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
150 * function.c (current_function_assembler_name): Remove.
151 * function.h: Remove the prototype for
152 current_function_assembler_name.
154 2009-04-16 Ian Lance Taylor <iant@google.com>
156 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
157 (add_reg_note): Call alloc_reg_note.
158 * rtl.h (alloc_reg_note): Declare.
159 * combine.c (try_combine): Use alloc_reg_note.
160 (recog_for_combine, move_deaths): Likewise.
161 (distribute_notes): Use alloc_reg_note and add_reg_note.
162 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
163 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
164 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
166 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
168 PR rtl-optimization/39762
169 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
170 ira_may_move_out_cost): Add comments about way of their usage.
171 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
173 * ira-conflicts.c (process_regs_for_copy): Use function
174 ira_get_register_move_cost instead of global
175 ira_register_move_cost.
177 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
178 color_pass, move_spill_restore, update_curr_costs): Ditto.
180 * ira-lives.c (process_single_reg_class_operands): Ditto.
182 * ira-emit.c (emit_move_list): Ditto.
184 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
185 (record_reg_classes): Ditto. Use functions
186 ira_get_register_move_cost and ira_get_may_move_cost instead of
187 global vars ira_register_move_cost, ira_may_move_out_cost and
188 ira_may_move_in_cost.
189 (record_address_regs): Don't call ira_init_register_move_cost.
190 Use function ira_get_may_move_cost instead of global
191 ira_may_move_in_cost.
192 (process_bb_node_for_hard_reg_moves): Use function
193 ira_get_register_move_cost instead of global ira_register_move_cost.
194 (ira_costs): Don't call ira_init_register_move_cost.
196 2009-04-16 Richard Guenther <rguenther@suse.de>
198 * tree-cfg.c (verify_gimple_assign_binary):
199 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
200 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
201 (create_general_new_stmt): Note that this function is broken.
203 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
205 * common.opt (fhelp): Add Var(help_flag).
206 * gcc-plugin.h (plugin_info): Add help.
207 * plugin.c (plugin_name_args): Add help.
208 (register_plugin_info): Set plugin->help.
209 (print_help_one_plugin): New.
210 (print_plugins_help): New.
211 * plugin.h (print_plugins_help): New.
212 * toplev.c (toplev_main): Call print_plugins_help if needed.
214 2009-04-16 Richard Guenther <rguenther@suse.de>
216 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
217 (gimple_ior_addresses_taken_1): New function.
218 (gimple_ior_addresses_taken): Likewise.
219 * gimple.h (struct gimple_statement_with_ops_base): Remove
220 addresses_taken member.
221 (gimple_ior_addresses_taken): Declare.
222 (gimple_addresses_taken, gimple_addresses_taken_ptr,
223 gimple_set_addresses_taken): Remove.
224 * ipa-reference.c (mark_address): New function.
225 (scan_stmt_for_static_refs): Use it for marking addresses taken.
226 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
227 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
228 (gimple_add_to_addresses_taken): Remove.
229 (get_tmr_operands): Call mark_address_taken.
230 (get_asm_expr_operands): Likewise.
231 (get_expr_operands): Likewise.
232 (build_ssa_operands): Do not clear the addresses_taken bitmap.
233 (free_stmt_operands): Do not free it.
234 * tree-ssa.c (delete_tree_ssa): Likewise.
235 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
237 2009-04-16 Richard Guenther <rguenther@suse.de>
239 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
240 (walk_stmt_load_store_ops): Likewise.
241 * gimple.c (get_base_loadstore): New function.
242 (walk_stmt_load_store_addr_ops): Likewise.
243 (walk_stmt_load_store_ops): Likewise.
244 * ipa-pure-const.c (check_op): Simplify.
245 (check_load, check_store): New functions.
246 (check_stmt): Use walk_stmt_load_store_ops.
247 * ipa-reference.c (mark_load): Adjust signature.
248 (mark_store): Likewise.
249 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
251 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
253 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
255 * opts.c (common_handle_option): Don't call print_version.
256 * plugin.c (plugin_name_args): Add version.
257 (register_plugin_info): New.
258 (register_callback): Handle PLUGIN_INFO.
259 (try_init_one_plugin): New.
260 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
262 (finalize_one_plugin): New.
263 (finalize_plugins): New.
264 (print_one_plugin): New.
265 (print_plugins_versions): New.
266 * plugin.h (print_plugins_versions): New.
267 (finalize_plugins): New.
268 * toplev.c (compile_file): Don't call initialize_plugins.
269 (print_version): Call print_plugins_versions.
270 (toplev_main): Call initialize_plugins. Print version if needed.
271 Call finalize_plugins.
273 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
275 * common.opt (fversion): New.
276 * gcc.c (print_version): New.
277 (process_command): Don't print the version. Just set print_version.
278 (main): Print version. Call subprocesses if print_version and
279 verbose_flag are set.
280 * opts.c (common_handle_option): Handle OPT_fversion.
282 2009-04-16 Richard Guenther <rguenther@suse.de>
283 Ira Rosen <irar@il.ibm.com>
285 PR tree-optimization/39698
286 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
287 type of the reduction variable. Only generate the def if
290 * omp-low.c (expand_omp_for_generic): When converting to a pointer
291 make sure to first convert to an integer of the same precision.
292 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
293 the type of the evolution correctly in computing the new
294 induction variable base.
296 2009-04-16 Richard Guenther <rguenther@suse.de>
299 * tree-cfg.c (make_blocks): Split statements with to-be
300 abnormal SSA names on the lhs.
302 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
304 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
305 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
306 * c-typeck.c (really_start_incremental_init): Likewise.
307 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
308 (TARGET_INITIALIZER): Remove it.
309 * target.h (struct target): Remove vector_opaque_p.
310 * tree.c (build_opaque_vector_type): New.
311 * tree.h (TYPE_VECTOR_OPAQUE): New.
312 (build_opaque_vector_type): Declare.
313 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
314 * config/rs6000/rs6000.c (build_opaque_vector_type,
315 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
316 (rs6000_init_builtins): Use build_opaque_vector_type for
317 opaque_V4SI_type_node.
319 2009-04-15 Catherine Moore <clm@codesourcery.com>
321 * debug.h (set_name): Declare.
322 * dwarf2out.c (dwarf2out_set_name): Declare.
323 (dwarf2_debug_hooks): Add set_name.
324 (find_AT_string): New.
325 (add_AT_string): Call find_AT_string.
326 (dwarf2out_set_name): New.
327 * cp/decl.c (grokdeclarator): Call set_name.
328 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
329 * debug.c (do_nothing_debug_hooks): Likewise.
330 * dbxout.c (dbx_debug_hooks): Likewise.
331 * sdbout.c (sdb_debug_hooks): Likewise.
333 2009-04-15 Michael Eager <eager@eagercon.com>
335 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
336 reg for single-precision FPU.
337 * config/rs6000/rs6000.md (movsi_internal1): Only for
339 (movsi_internal1_single): New. Add pattern to move SI values to/from
340 single-precision FP regs.
342 2009-04-15 Richard Guenther <rguenther@suse.de>
344 * omp-low.c (lower_rec_input_clauses): Build correct address
346 (expand_omp_for_generic): Fix multiplication type.
347 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
348 (generate_memset_zero): Fix types.
349 * tree-profile.c (prepare_instrumented_value): Correctly
352 2009-04-15 Ian Lance Taylor <iant@google.com>
354 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
355 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
356 for -Wall and for -Wc++-compat.
357 (c_common_post_options): For C++, set warn_enum_compare if not
359 * c-tree.h (struct c_expr): Add field original_type.
360 (build_external_ref): Update declaration.
361 * c-parser.c (c_parser_braced_init): Set original_type.
362 (c_parser_initelt): Likewise.
363 (c_parser_expr_no_commas): Likewise.
364 (c_parser_conditional_expression): Likewise.
365 (c_parser_cast_expression): Likewise.
366 (c_parser_unary_expression): Likewise. Pull setting of
367 original_code to top of function.
368 (c_parser_sizeof_expression): Set original_type.
369 (c_parser_alignof_expression): Likewise.
370 (c_parser_postfix_expression): Likewise. Pull setting of
371 original_code to top of function.
372 (c_parser_postfix_expression_after_paren_type): Set original_type.
373 (c_parser_postfix_expression_after_primary): Likewise.
374 (c_parser_expression): Likewise.
375 * c-typeck.c (build_external_ref): Add type parameter. Change all
377 (c_expr_sizeof_expr): Set original_type field.
378 (parser_build_unary_op): Likewise.
379 (parser_build_binary_op): Likewise. Optionally warn about
380 comparisons of enums of different types.
381 (digest_init): Set original_type field.
382 (really_start_incremental_init): Likewise.
383 (push_init_level, pop_init_level): Likewise.
384 * doc/invoke.texi (Warning Options): -Wenum-compare now
387 2009-04-15 Richard Guenther <rguenther@suse.de>
389 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
390 out a necessary conversion.
391 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
392 names we didn't value number.
393 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
395 2009-04-15 Richard Guenther <rguenther@suse.de>
397 PR tree-optimization/39764
398 * tree-ssa-ccp.c (get_value): Canonicalize value with
399 canonicalize_float_value.
401 2009-04-15 Jan Hubicka <jh@suse.cz>
403 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
404 Wrong version of patch.
406 2009-04-15 Jan Hubicka <jh@suse.cz>
408 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
410 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
412 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
413 our distinct integral and vector types.
415 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
417 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
418 * init.c (build_vtbl_address): Remove call to assemble_external.
420 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
422 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
423 output for other floating point modes.
425 2009-04-14 Diego Novillo <dnovillo@google.com>
427 * diagnostic.c (diagnostic_report_diagnostic): Do not
428 warn about loaded plugins for DK_ERROR and DK_WARNING.
429 * c-decl.c (declspecs_add_type): Move call to
430 invoke_plugin_callbacks ...
431 * c-parser.c (c_parser_declspecs): ... here.
432 * plugin.c (dump_active_plugins): Tidy output.
434 2009-04-14 Diego Novillo <dnovillo@google.com>
435 Le-Chun Wu <lcwu@google.com>
437 * configure.ac: Add --enable-plugin support.
438 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
439 * Makefile.in (PLUGIN_H): Define.
440 Export ENABLE_PLUGIN and GMPINC to site.exp.
441 Add PLUGINLIBS to link command.
442 Add/modify dependencies for plugin.o and files including plugin.h.
444 * config.in: Regenerate.
446 * opts.c (common_handle_option): Handle OPT_fplugin_ and
449 2009-04-14 Le-Chun Wu <lcwu@google.com>
451 * tree-pass.h (register_one_dump_file): Add a prototype for
452 register_one_dump_file.
453 * toplev.c (compile_file): Call initialize_plugins.
454 (do_compile): Call invoke_plugin_callbacks.
455 (toplev_main): Call invoke_plugin_callbacks.
456 * common.opt: Add -fplugin= and -fplugin-arg-.
457 * gcc-plugin.h: New public header file for plugins to include.
458 * plugin.c: New source file.
459 * plugin.h: New internal header file.
460 * passes.c (register_one_dump_file): Make it external.
462 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
464 2009-04-14 Diego Novillo <dnovillo@google.com>
466 * doc/plugins.texi: New.
467 * doc/gccint.texi: Add reference to Plugins chapter.
468 * doc/invoke.texi: Document -fplugin and -fplugin-arg
469 * diagnostic.c (diagnostic_report_diagnostic): Warn about
470 loaded plugins, if any.
471 * timevar.def (TV_PLUGIN_INIT): Define.
472 (TV_PLUGIN_RUN): Define.
473 * plugin.c: Include timevar.h
474 (plugins_active_p): New.
475 (dump_active_plugins): New.
476 (debug_active_plugins): New.
478 2009-04-14 Joseph Myers <joseph@codesourcery.com>
480 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
482 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
484 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
486 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
487 the same as a minus without a shift.
489 2009-04-14 Nick Clifton <nickc@redhat.com>
491 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
492 comparisons with small integers will always produce a short
495 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
498 2008-12-19 Diego Novillo <dnovillo@google.com>
500 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
502 2000-04-14 Richard Guenther <rguenther@suse.de>
504 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
506 (verify_gimple_assign_binary): Likewise. Handle shifts and
508 (verify_gimple_phi): Print the mismatched argument position.
509 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
511 (vect_update_init_of_dr): Likewise.
512 * matrix-reorg.c (transform_access_sites): Do what the
514 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
516 2009-04-13 Michael Eager <eager@eagercon.com>
518 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
519 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
520 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
521 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
522 remove duplicate config
524 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
526 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
527 file_name:line_number type locator of the call site.
529 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
531 * genautomata.c: Put blank after comma.
532 (automaton_decls): New.
533 (struct unit_usage): Add comments to member next.
534 (store_alt_unit_usage): Keep the list ordered.
535 (unit_present_on_list_p, equal_alternatives_p): New.
536 (check_regexp_units_distribution): Check units distribution
537 correctness correctly.
538 (main): Don't write automata if error is found. Return correct
541 * config/m68k/cf.md (cfv4_ds): Remove.
542 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
543 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
545 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
546 power4-load-ext, power4-store, power4-store-update,
547 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
548 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
549 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
550 power4-sqrt, power4-isync): Modify reservation to make correct
551 unit distribution to automata.
553 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
554 power5-store-update, power5-two, power5-three, power5-lmul,
555 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
557 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
559 * except.c (pass_set_nothrow_function_flags): Set name and add
561 (set_nothrow_function_flags): Mention in the dump file when
562 changing a function to nothrow.
564 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
567 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
568 instead of unsigned long.
570 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
572 * config/arm/arm.c (return_used_this_function): Remove.
573 (arm_output_function_prologue): Remove use of
574 return_used_this_function.
575 (output_return_instruction): Replace use of
576 return_used_this_function
577 by cfun->machine->return_used_this_function.
578 (arm_output_epilogue): Likewise.
579 (arm_output_function_epilogue): Likewise.
580 (thumb_unexpanded_epilogue): Likewise.
581 * config/arm/arm.h (struct machine_function):
582 New member return_used_this_function.
584 2009-04-12 Mark Mitchell <mark@codesourcery.com>
586 * doc/install.texi: Correct description of default directory for
587 --with-gxx-include-dir.
589 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
591 * fold-const.c (build_range_check): Properly deal with enumeral and
594 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
596 * doc/invoke.texi (max_gcse_passes): Remove documentation.
597 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
598 * params.h (MAX_GCSE_PASSES): Remove.
599 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
600 in sequence. Remove ability to run multiple passes.
601 (bypass_jumps): Report run as third CPROP pass.
603 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
606 * except.c (can_throw_external): Look at each insn in a SEQUENCE
607 when deciding whether the whole SEQUENCE can throw.
609 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
612 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
613 offseted label references.
615 2009-04-11 Jan Hubicka <jh@suse.cz>
617 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
619 2009-04-11 Richard Guenther <rguenther@suse.de>
622 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
623 return variables as TREE_ADDRESSABLE.
625 2009-04-11 Richard Guenther <rguenther@suse.de>
627 PR tree-optimization/39713
628 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
629 reference trees have SSA_NAME operands.
631 2009-04-11 Richard Guenther <rguenther@suse.de>
634 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
637 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
639 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
640 match changes in Cygwin 1.7
641 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
642 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
644 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
646 PR tree-optimization/39701
647 * doc/invoke.texi (Optimization Options): Document change in
648 meaning and initialization of -fdelete-null-pointer-checks.
650 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
653 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
655 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
658 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
660 2009-04-10 Chao-ying Fu <fu@mips.com>
662 * doc/tm.texi (Instruction Output): Document
663 TARGET_ASM_FINAL_POSTSCAN_INSN.
664 * target.h (final_postscan_insn): New field in asm_out.
665 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
666 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
667 * final.c (final_scan_insn): Call
668 targetm.asm_out.final_postscan_insn after outputting
669 an asm macro and a normal instruction.
671 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
672 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
673 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
674 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
675 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
677 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
680 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
681 variables as non-NULL even with -fdelete-null-pointer-checks.
683 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
685 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
687 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
690 * config/i386/i386.c (classify_argument): Handle SCmode with
691 (bit_offset % 64) != 0.
693 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
695 * doc/invoke.texi (Optimize Options): Add cross-reference to
696 -Q --help=optimizers examples.
698 2009-04-10 Ben Elliston <bje@au.ibm.com>
701 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
702 regalign for the reg == fpr and TDmode case.
704 2009-04-09 David Ayers <ayers@fsfe.org>
707 * objc/objc-act.c (warn_with_method): Remove helper function.
708 (check_duplicates): Call warning and inform directly.
709 (really_start_method): Likewise.
711 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
713 * expmed.c (expand_divmod): Always use a comparison for a division
714 by a large unsigned integer.
716 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
717 for things others than variables or functions as nonzero.
719 2009-04-09 Nick Clifton <nickc@redhat.com>
721 * unwind-compat.c: Change copyright header to refer to version
722 3 of the GNU General Public License with version 3.1 of the
723 GCC Runtime Library Exception and to point readers at the
724 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
725 * config/alpha/crtfastmath.c: Likewise.
726 * config/alpha/linux-unwind.h: Likewise.
727 * config/alpha/qrnnd.asm: Likewise.
728 * config/alpha/vms-crt0-64.c: Likewise.
729 * config/alpha/vms-crt0.c: Likewise.
730 * config/alpha/vms-dwarf2.asm: Likewise.
731 * config/alpha/vms-dwarf2eh.asm: Likewise.
732 * config/alpha/vms-psxcrt0-64.c: Likewise.
733 * config/alpha/vms-psxcrt0.c: Likewise.
734 * config/alpha/vms_tramp.asm: Likewise.
735 * config/arc/initfini.c: Likewise.
736 * config/arc/lib1funcs.asm: Likewise.
737 * config/arm/bpabi-v6m.S: Likewise.
738 * config/arm/bpabi.S: Likewise.
739 * config/arm/bpabi.c: Likewise.
740 * config/arm/crti.asm: Likewise.
741 * config/arm/crtn.asm: Likewise.
742 * config/arm/ieee754-df.S: Likewise.
743 * config/arm/ieee754-sf.S: Likewise.
744 * config/arm/lib1funcs.asm: Likewise.
745 * config/arm/libunwind.S: Likewise.
746 * config/arm/linux-atomic.c: Likewise.
747 * config/arm/mmintrin.h: Likewise.
748 * config/arm/pr-support.c: Likewise.
749 * config/arm/unaligned-funcs.c: Likewise.
750 * config/arm/unwind-arm.c: Likewise.
751 * config/arm/unwind-arm.h: Likewise.
752 * config/avr/libgcc.S: Likewise.
753 * config/bfin/crti.s: Likewise.
754 * config/bfin/crtlibid.s: Likewise.
755 * config/bfin/crtn.s: Likewise.
756 * config/bfin/lib1funcs.asm: Likewise.
757 * config/bfin/linux-unwind.h: Likewise.
758 * config/cris/arit.c: Likewise.
759 * config/cris/cris_abi_symbol.c: Likewise.
760 * config/darwin-64.c: Likewise.
761 * config/darwin-crt2.c: Likewise.
762 * config/darwin-crt3.c: Likewise.
763 * config/darwin.h: Likewise.
764 * config/dbxelf.h: Likewise.
765 * config/dfp-bit.c: Likewise.
766 * config/dfp-bit.h: Likewise.
767 * config/elfos.h: Likewise.
768 * config/fixed-bit.c: Likewise.
769 * config/fixed-bit.h: Likewise.
770 * config/fp-bit.c: Likewise.
771 * config/fp-bit.h: Likewise.
772 * config/fr30/crti.asm: Likewise.
773 * config/fr30/crtn.asm: Likewise.
774 * config/fr30/lib1funcs.asm: Likewise.
775 * config/freebsd-spec.h: Likewise.
776 * config/frv/cmovd.c: Likewise.
777 * config/frv/cmovh.c: Likewise.
778 * config/frv/cmovw.c: Likewise.
779 * config/frv/frvbegin.c: Likewise.
780 * config/frv/frvend.c: Likewise.
781 * config/frv/lib1funcs.asm: Likewise.
782 * config/glibc-stdint.h: Likewise.
783 * config/h8300/clzhi2.c: Likewise.
784 * config/h8300/crti.asm: Likewise.
785 * config/h8300/crtn.asm: Likewise.
786 * config/h8300/ctzhi2.c: Likewise.
787 * config/h8300/fixunssfsi.c: Likewise.
788 * config/h8300/lib1funcs.asm: Likewise.
789 * config/h8300/parityhi2.c: Likewise.
790 * config/h8300/popcounthi2.c: Likewise.
791 * config/i386/ammintrin.h: Likewise.
792 * config/i386/att.h: Likewise.
793 * config/i386/avxintrin.h: Likewise.
794 * config/i386/biarch64.h: Likewise.
795 * config/i386/bmmintrin.h: Likewise.
796 * config/i386/cpuid.h: Likewise.
797 * config/i386/cross-stdarg.h: Likewise.
798 * config/i386/crtfastmath.c: Likewise.
799 * config/i386/crtprec.c: Likewise.
800 * config/i386/cygming-crtbegin.c: Likewise.
801 * config/i386/cygming-crtend.c: Likewise.
802 * config/i386/cygwin.asm: Likewise.
803 * config/i386/emmintrin.h: Likewise.
804 * config/i386/gmm_malloc.h: Likewise.
805 * config/i386/gthr-win32.c: Likewise.
806 * config/i386/i386.h: Likewise.
807 * config/i386/immintrin.h: Likewise.
808 * config/i386/linux-unwind.h: Likewise.
809 * config/i386/linux64.h: Likewise.
810 * config/i386/mm3dnow.h: Likewise.
811 * config/i386/mmintrin-common.h: Likewise.
812 * config/i386/mmintrin.h: Likewise.
813 * config/i386/nmmintrin.h: Likewise.
814 * config/i386/pmm_malloc.h: Likewise.
815 * config/i386/pmmintrin.h: Likewise.
816 * config/i386/smmintrin.h: Likewise.
817 * config/i386/sol2-c1.asm: Likewise.
818 * config/i386/sol2-ci.asm: Likewise.
819 * config/i386/sol2-cn.asm: Likewise.
820 * config/i386/sol2-gc1.asm: Likewise.
821 * config/i386/tmmintrin.h: Likewise.
822 * config/i386/unix.h: Likewise.
823 * config/i386/w32-unwind.h: Likewise.
824 * config/i386/wmmintrin.h: Likewise.
825 * config/i386/x86-64.h: Likewise.
826 * config/i386/x86intrin.h: Likewise.
827 * config/i386/xmmintrin.h: Likewise.
828 * config/ia64/crtbegin.asm: Likewise.
829 * config/ia64/crtend.asm: Likewise.
830 * config/ia64/crtfastmath.c: Likewise.
831 * config/ia64/crti.asm: Likewise.
832 * config/ia64/crtn.asm: Likewise.
833 * config/ia64/fde-glibc.c: Likewise.
834 * config/ia64/lib1funcs.asm: Likewise.
835 * config/ia64/linux-unwind.h: Likewise.
836 * config/ia64/quadlib.c: Likewise.
837 * config/ia64/unwind-ia64.c: Likewise.
838 * config/linux.h: Likewise.
839 * config/m32c/m32c-lib1.S: Likewise.
840 * config/m32c/m32c-lib2-trapv.c: Likewise.
841 * config/m32c/m32c-lib2.c: Likewise.
842 * config/m32r/initfini.c: Likewise.
843 * config/m68hc11/larith.asm: Likewise.
844 * config/m68hc11/m68hc11-crt0.S: Likewise.
845 * config/m68k/cf.md: Likewise.
846 * config/m68k/crti.s: Likewise.
847 * config/m68k/crtn.s: Likewise.
848 * config/m68k/lb1sf68.asm: Likewise.
849 * config/m68k/linux-unwind.h: Likewise.
850 * config/mcore/crti.asm: Likewise.
851 * config/mcore/crtn.asm: Likewise.
852 * config/mcore/lib1.asm: Likewise.
853 * config/mips/linux-unwind.h: Likewise.
854 * config/mips/loongson.h: Likewise.
855 * config/mips/mips16.S: Likewise.
856 * config/mmix/crti.asm: Likewise.
857 * config/mmix/crtn.asm: Likewise.
858 * config/pa/fptr.c: Likewise.
859 * config/pa/hpux-unwind.h: Likewise.
860 * config/pa/lib2funcs.asm: Likewise.
861 * config/pa/linux-atomic.c: Likewise.
862 * config/pa/linux-unwind.h: Likewise.
863 * config/pa/milli64.S: Likewise.
864 * config/pa/quadlib.c: Likewise.
865 * config/pa/stublib.c: Likewise.
866 * config/picochip/libgccExtras/adddi3.asm: Likewise.
867 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
868 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
869 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
870 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
871 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
872 * config/picochip/libgccExtras/divmod15.asm: Likewise.
873 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
874 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
875 * config/picochip/libgccExtras/longjmp.asm: Likewise.
876 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
877 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
878 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
879 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
880 * config/picochip/libgccExtras/setjmp.asm: Likewise.
881 * config/picochip/libgccExtras/subdi3.asm: Likewise.
882 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
883 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
884 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
885 * config/rs6000/750cl.h: Likewise.
886 * config/rs6000/altivec.h: Likewise.
887 * config/rs6000/biarch64.h: Likewise.
888 * config/rs6000/crtresfpr.asm: Likewise.
889 * config/rs6000/crtresgpr.asm: Likewise.
890 * config/rs6000/crtresxfpr.asm: Likewise.
891 * config/rs6000/crtresxgpr.asm: Likewise.
892 * config/rs6000/crtsavfpr.asm: Likewise.
893 * config/rs6000/crtsavgpr.asm: Likewise.
894 * config/rs6000/darwin-asm.h: Likewise.
895 * config/rs6000/darwin-fallback.c: Likewise.
896 * config/rs6000/darwin-fpsave.asm: Likewise.
897 * config/rs6000/darwin-ldouble.c: Likewise.
898 * config/rs6000/darwin-tramp.asm: Likewise.
899 * config/rs6000/darwin-unwind.h: Likewise.
900 * config/rs6000/darwin-vecsave.asm: Likewise.
901 * config/rs6000/darwin-world.asm: Likewise.
902 * config/rs6000/e500crtres32gpr.asm: Likewise.
903 * config/rs6000/e500crtres64gpr.asm: Likewise.
904 * config/rs6000/e500crtres64gprctr.asm: Likewise.
905 * config/rs6000/e500crtrest32gpr.asm: Likewise.
906 * config/rs6000/e500crtrest64gpr.asm: Likewise.
907 * config/rs6000/e500crtresx32gpr.asm: Likewise.
908 * config/rs6000/e500crtresx64gpr.asm: Likewise.
909 * config/rs6000/e500crtsav32gpr.asm: Likewise.
910 * config/rs6000/e500crtsav64gpr.asm: Likewise.
911 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
912 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
913 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
914 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
915 * config/rs6000/eabi-ci.asm: Likewise.
916 * config/rs6000/eabi-cn.asm: Likewise.
917 * config/rs6000/eabi.asm: Likewise.
918 * config/rs6000/linux-unwind.h: Likewise.
919 * config/rs6000/linux64.h: Likewise.
920 * config/rs6000/paired.h: Likewise.
921 * config/rs6000/paired.md: Likewise.
922 * config/rs6000/ppc64-fp.c: Likewise.
923 * config/rs6000/ppu_intrinsics.h: Likewise.
924 * config/rs6000/rs6000.h: Likewise.
925 * config/rs6000/si2vmx.h: Likewise.
926 * config/rs6000/sol-ci.asm: Likewise.
927 * config/rs6000/sol-cn.asm: Likewise.
928 * config/rs6000/spe.h: Likewise.
929 * config/rs6000/spu2vmx.h: Likewise.
930 * config/rs6000/sysv4.h: Likewise.
931 * config/rs6000/tramp.asm: Likewise.
932 * config/rs6000/vec_types.h: Likewise.
933 * config/s390/linux-unwind.h: Likewise.
934 * config/s390/tpf-unwind.h: Likewise.
935 * config/score/crti.asm: Likewise.
936 * config/score/crtn.asm: Likewise.
937 * config/sh/crt1.asm: Likewise.
938 * config/sh/crti.asm: Likewise.
939 * config/sh/crtn.asm: Likewise.
940 * config/sh/divtab-sh4-300.c: Likewise.
941 * config/sh/divtab-sh4.c: Likewise.
942 * config/sh/divtab.c: Likewise.
943 * config/sh/lib1funcs-4-300.asm: Likewise.
944 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
945 * config/sh/lib1funcs.asm: Likewise.
946 * config/sh/lib1funcs.h: Likewise.
947 * config/sh/linux-atomic.asm: Likewise.
948 * config/sh/linux-unwind.h: Likewise.
949 * config/sh/shmedia.h: Likewise.
950 * config/sh/sshmedia.h: Likewise.
951 * config/sh/ushmedia.h: Likewise.
952 * config/sparc/crtfastmath.c: Likewise.
953 * config/sparc/linux-unwind.h: Likewise.
954 * config/sparc/sol2-c1.asm: Likewise.
955 * config/sparc/sol2-ci.asm: Likewise.
956 * config/sparc/sol2-cn.asm: Likewise.
957 * config/spu/divmodti4.c: Likewise.
958 * config/spu/divv2df3.c: Likewise.
959 * config/spu/float_disf.c: Likewise.
960 * config/spu/float_unsdidf.c: Likewise.
961 * config/spu/float_unsdisf.c: Likewise.
962 * config/spu/float_unssidf.c: Likewise.
963 * config/spu/mfc_multi_tag_release.c: Likewise.
964 * config/spu/mfc_multi_tag_reserve.c: Likewise.
965 * config/spu/mfc_tag_release.c: Likewise.
966 * config/spu/mfc_tag_reserve.c: Likewise.
967 * config/spu/mfc_tag_table.c: Likewise.
968 * config/spu/multi3.c: Likewise.
969 * config/spu/spu_internals.h: Likewise.
970 * config/spu/spu_intrinsics.h: Likewise.
971 * config/spu/spu_mfcio.h: Likewise.
972 * config/spu/vec_types.h: Likewise.
973 * config/spu/vmx2spu.h: Likewise.
974 * config/stormy16/stormy16-lib2.c: Likewise.
975 * config/svr4.h: Likewise.
976 * config/sync.c: Likewise.
977 * config/v850/lib1funcs.asm: Likewise.
978 * config/vxlib-tls.c: Likewise.
979 * config/vxlib.c: Likewise.
980 * config/vxworks-dummy.h: Likewise.
981 * config/xtensa/crti.asm: Likewise.
982 * config/xtensa/crtn.asm: Likewise.
983 * config/xtensa/ieee754-df.S: Likewise.
984 * config/xtensa/ieee754-sf.S: Likewise.
985 * config/xtensa/lib1funcs.asm: Likewise.
986 * config/xtensa/lib2funcs.S: Likewise.
987 * config/xtensa/linux-unwind.h: Likewise.
988 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
989 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
990 * coretypes.h: Likewise.
991 * crtstuff.c: Likewise.
992 * defaults.h: Likewise.
993 * dwarf2.h: Likewise.
994 * emutls.c: Likewise.
995 * gbl-ctors.h: Likewise.
996 * gcov-io.h: Likewise.
997 * ginclude/float.h: Likewise.
998 * ginclude/iso646.h: Likewise.
999 * ginclude/stdarg.h: Likewise.
1000 * ginclude/stdbool.h: Likewise.
1001 * ginclude/stddef.h: Likewise.
1002 * ginclude/stdfix.h: Likewise.
1003 * ginclude/stdint-gcc.h: Likewise.
1004 * ginclude/tgmath.h: Likewise.
1005 * gthr-aix.h: Likewise.
1006 * gthr-dce.h: Likewise.
1007 * gthr-gnat.c: Likewise.
1008 * gthr-gnat.h: Likewise.
1009 * gthr-lynx.h: Likewise.
1010 * gthr-mipssde.h: Likewise.
1011 * gthr-nks.h: Likewise.
1012 * gthr-posix.c: Likewise.
1013 * gthr-posix.h: Likewise.
1014 * gthr-posix95.h: Likewise.
1015 * gthr-rtems.h: Likewise.
1016 * gthr-single.h: Likewise.
1017 * gthr-solaris.h: Likewise.
1018 * gthr-tpf.h: Likewise.
1019 * gthr-vxworks.h: Likewise.
1020 * gthr-win32.h: Likewise.
1022 * libgcc2.c: Likewise.
1023 * libgcc2.h: Likewise.
1024 * libgcov.c: Likewise.
1025 * tsystem.h: Likewise.
1026 * typeclass.h: Likewise.
1027 * unwind-c.c: Likewise.
1028 * unwind-compat.h: Likewise.
1029 * unwind-dw2-fde-compat.c: Likewise.
1030 * unwind-dw2-fde-darwin.c: Likewise.
1031 * unwind-dw2-fde-glibc.c: Likewise.
1032 * unwind-dw2-fde.c: Likewise.
1033 * unwind-dw2-fde.h: Likewise.
1034 * unwind-dw2.c: Likewise.
1035 * unwind-dw2.h: Likewise.
1036 * unwind-generic.h: Likewise.
1037 * unwind-pe.h: Likewise.
1038 * unwind-sjlj.c: Likewise.
1039 * unwind.inc: Likewise.
1040 * config/arm/neon-gen.ml: Change generated copyright header to
1041 refer to version 3 of the GNU General Public License with
1042 version 3.1 of the GCC Runtime Library Exception and to point
1043 readers at the COPYING3 and COPYING3.RUNTIME files and the
1044 FSF's license web page.
1045 * config/arm/arm_neon.h: Regenerate.
1047 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1049 * config/cris/cris.md: Change copyright header to refer to version
1050 3 of the GNU General Public License.
1051 * doc/install.texi2html: Change copyright header to refer to version
1052 3 of the GNU General Public License and to point readers at the
1053 COPYING3 file and the FSF's license web page.
1054 * config/vax/linux.h: Likewise.
1056 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1058 * config/i386/i386.md (cmpcc): New.
1059 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1060 (sync_compare_and_swap_cc*): Delete.
1062 * config/s390/s390.c (s390_compare_emitted): Remove.
1063 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1064 s390_compare_emitted used to be handled. Assert that modes match.
1065 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1066 refer to sync_compare_and_swap_ccsi.
1067 * config/s390/s390.h (s390_compare_emitted): Remove.
1068 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1069 instead of s390_compare_emitted.
1070 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1071 instead of s390_compare_emitted.
1072 * config/s390/s390.md (cmpcc): New.
1073 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1074 CC_REGNUM, do not pretend it's set.
1075 (sync_compare_and_swap_cc*): Delete.
1076 * config/s390/predicates.md (cc_reg_operand): New.
1078 * expr.c (sync_compare_and_swap_cc): Delete.
1079 * optabs.h (sync_compare_and_swap_cc): Delete.
1080 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1081 is being used with can_compare_p.
1082 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1084 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1085 look for a MODE_CC set instead. Use emit_store_flag.
1086 (expand_compare_and_swap_loop): Likewise, with some additional
1087 complication to avoid a force_reg when useless. Use
1088 emit_cmp_and_jump_insns.
1089 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1090 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1091 sync_compare_and_swap documentation.
1093 2009-04-09 Jan Hubicka <jh@suse.cz>
1095 * except.c (find_prev_try): Break out from ....
1096 (duplicate_eh_regions): ... here; properly update prev_try pointers
1097 when duplication part of tree.
1098 (dump_eh_tree): Improve dumping.
1099 (verify_eh_region): New.
1100 (verify_eh_tree): Use it.
1102 2009-04-06 Richard Guenther <rguenther@suse.de>
1104 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1105 &ARRAY addresses by adjusting their types and prepending
1107 * tree-cfg.c (verify_gimple_assign_single): Verify that
1108 addresses are correct.
1110 2009-04-09 Richard Guenther <rguenther@suse.de>
1112 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1113 indices into an array reference if possible.
1114 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1115 Fold POINTER_PLUS_EXPR statements with invariant address.
1117 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1120 * config.gcc (powerpc64-*-linux*): Always build biarch.
1122 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1125 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1126 it and pedwarn if this results in an INTEGER_CST.
1128 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1130 * doc/install.texi: Update minimum GMP version. Remove obsolete
1131 text in MPFR section.
1133 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1135 * dwarf2out.c (class_scope_p): New static inline.
1136 (class_or_namespace_scope_p): Use it.
1137 (gen_variable_die): Use DW_TAG_member tag for static data member
1138 declarations instead of DW_TAG_variable.
1141 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1144 2009-04-08 Richard Guenther <rguenther@suse.de>
1146 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1147 valueize random data.
1149 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1151 * config.gcc (aix tm_file): Add aix-stdint.h.
1152 (aix tm clause use_gcc_stdint): Set to wrap.
1153 * config/rs6000/aix-stdint.h: New file.
1155 2009-04-08 Richard Guenther <rguenther@suse.de>
1158 * tree-dfa.c (add_referenced_var): Do not recurse into
1159 global initializers.
1160 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1162 (fold_const_aggregate_ref): Likewise.
1164 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1166 * recog.c (ordered_comparison_operator): New.
1167 * gensupport.c (std_preds): Add it.
1168 * doc/md.texi (Machine-Independent Predicates): Document it.
1170 2009-04-08 Jan Hubicka <jh@suse.cz>
1172 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1173 * function.h (rtl_eh): Remove exception_handler_label_map.
1174 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1175 remove_exception_handler_label, for_each_eh_label_1): Remove.
1176 (rtl_remove_unreachable_regions): Remove.
1177 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1178 (find_exception_handler_labels): Don't build the hashtable.
1179 (maybe_remove_eh_handler): Remove.
1180 (for_each_eh_label): Rewrite to walk the tree.
1181 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1182 * except.h (maybe_remove_eh_handler): Remove.
1183 * passes.c (init_optimization_passes): Schedule second EH cleanup
1185 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1186 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1188 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1190 * genoutput.c (validate_optab_operands): New.
1191 (gen_insn, gen_expand): Call it.
1193 * genflags.c (gen_insn): Detect misused iterators.
1194 (main): Pass line_no to gen_insn, exit with status 1 on error.
1196 * genextract.c (line_no): Make global.
1197 (VEC_safe_set_locstr): Change assertion to error message.
1198 (main): Exit with status 1 on error.
1200 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1204 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1205 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1206 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1207 * c-convert.c (convert): Do not call fold on results of conversion
1208 functions when the result is a C_MAYBE_CONST_EXPR.
1209 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1210 of __builtin_choose_expr.
1211 * c-typeck.c (remove_c_maybe_const_expr): New.
1212 (build_unary_op, build_conditional_expr, build_compound_expr,
1213 build_binary_op, c_objc_common_truthvalue_conversion): Call
1214 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1217 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1219 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1220 CODE to produce a new one. Add a prototype to use fold_convert_const
1222 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1225 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1226 mix declarations and code.
1228 2009-04-08 Ben Elliston <bje@au.ibm.com>
1230 * gcc.c: Replace `CC' with `GCC' throughout.
1232 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1234 * doc/invoke.texi: Document Atom support.
1236 2009-04-07 Jason Merrill <jason@redhat.com>
1239 * c-common.h, c-common.c: Add flag_pretty_templates.
1240 * c-opts.c (c_common_handle_option): Set it.
1241 * c.opt: Add -fno-pretty-templates.
1242 * doc/invoke.texi (C++ Dialect Options): Likewise.
1244 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1246 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1247 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1248 (ia64_expand_builtin): Likewise.
1250 2009-04-07 Martin Jambor <mjambor@suse.cz>
1252 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1253 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1254 ADDR_EXPRS are include too.
1256 2009-04-07 Richard Guenther <rguenther@suse.de>
1258 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1259 decls are only used if passes as parameters or if they are
1260 local statics and the call is not to a builtin.
1261 (call_may_clobber_ref_p_1): Likewise.
1263 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1265 * expr.c (do_store_flag): Remove last argument. Simplify code
1266 to avoid duplication of tests already done by can_compare_p.
1267 (expand_expr_real_1): Adjust caller.
1269 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1271 * optabs.c (can_compare_p): Test the predicate of a
1272 cbranch and cstore pattern.
1274 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1276 * expr.c (convert_move): Use emit_store_flag instead of
1279 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1281 * config/i386/i386.c (ix86_compare_emitted): Remove.
1282 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1283 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1284 * config/i386/i386.h (ix86_compare_emitted): Remove.
1285 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1286 instead of ix86_compare_emitted.
1287 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1289 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1291 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1292 Add t-sysroot-suffix to tmake_file.
1293 * config/print-sysroot-suffix.sh: New file.
1294 * config/t-sysroot-suffix: New file.
1296 2009-04-07 Ben Elliston <bje@au.ibm.com>
1298 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1299 as the latter produces a warning when the target does not support
1302 2009-04-07 Ben Elliston <bje@au.ibm.com>
1304 * dfp.c: Replace type punning assignments with memcpy throughout.
1305 * Makefile.in (dfp.o-warn): Remove.
1307 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1310 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1311 Include soft-fp/t-softfp after rs6000/t-linux64.
1313 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1315 * stor-layout.c (set_sizetype): Use the full precision of their
1316 machine mode for bitsize types.
1318 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1320 * config/i386/i386.md: Revert 2 accidental checkins.
1322 2009-04-06 Joey Ye <joey.ye@intel.com>
1323 Xuepeng Guo <xuepeng.guo@intel.com>
1324 H.J. Lu <hongjiu.lu@intel.com>
1326 Atom pipeline model, tuning and insn selection.
1327 * config.gcc (atom): Add atom config options and target.
1329 * config/i386/atom.md: New.
1331 * config/i386/i386.c (atom_cost): New cost.
1332 (m_ATOM): New macro flag.
1333 (initial_ix86_tune_features): Set m_ATOM.
1334 (x86_accumulate_outgoing_args): Likewise.
1335 (x86_arch_always_fancy_math_387): Likewise.
1336 (processor_target): Add Atom cost.
1337 (cpu_names): Add Atom cpu name.
1338 (override_options): Set Atom ISA.
1339 (ix86_issue_rate): New case PROCESSOR_ATOM.
1340 (ix86_adjust_cost): Likewise.
1342 * config/i386/i386.h (TARGET_ATOM): New target macro.
1343 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1344 (TARGET_OPT_AGU): New target option.
1345 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1346 (processor_type): Add PROCESSOR_ATOM.
1348 * config/i386/i386.md (cpu): Add new value "atom".
1349 (use_carry, movu): New attr.
1350 (atom.md): Include atom.md.
1351 (adddi3_carry_rex64): Set attr "use_carry".
1352 (addqi3_carry): Likewise.
1353 (addhi3_carry): Likewise.
1354 (addsi3_carry): Likewise.
1355 (*addsi3_carry_zext): Likewise.
1356 (subdi3_carry_rex64): Likewise.
1357 (subqi3_carry): Likewise.
1358 (subhi3_carry): Likewise.
1359 (subsi3_carry): Likewise.
1360 (x86_movdicc_0_m1_rex64): Likewise.
1361 (*x86_movdicc_0_m1_se): Likewise.
1362 (x86_movsicc_0_m1): Likewise.
1363 (*x86_movsicc_0_m1_se): Likewise.
1364 (*adddi_1_rex64): Emit add insn as much as possible.
1365 (*addsi_1): Likewise.
1366 (return_internal): Set atom_unit.
1367 (return_internal_long): Likewise.
1368 (return_pop_internal): Likewise.
1369 (*rcpsf2_sse): Set atom_sse_attr attr.
1370 (*qrt<mode>2_sse): Likewise.
1371 (*prefetch_sse): Likewise.
1373 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1375 (ix86_target_macros_internal): Likewise.
1377 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1378 (*prefetch_sse_rex): Likewise.
1379 (sse_rcpv4sf2): Likewise.
1380 (sse_vmrcpv4sf2): Likewise.
1381 (sse_sqrtv4sf2): Likewise.
1382 (<sse>_vmsqrt<mode>2): Likewise.
1383 (sse_ldmxcsr): Likewise.
1384 (sse_stmxcsr): Likewise.
1385 (*sse_sfence): Likewise.
1386 (sse2_clflush): Likewise.
1387 (*sse2_mfence): Likewise.
1388 (*sse2_lfence): Likewise.
1389 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1390 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1391 (avx_movdqu<avxmodesuffix>): Likewise.
1392 (avx_lddqu<avxmodesuffix>): Likewise.
1393 (sse2_movntv2di): Change attr "type" to "ssemov".
1394 (sse2_movntsi): Likewise.
1395 (rsqrtv8sf2): Change attr "type" to "sseadd".
1396 (sse3_addsubv2df3): Set attr "atom_unit".
1397 (sse3_h<plusminus_insn>v4sf3): Likewise.
1398 (*sse2_pmaddwd): Likewise.
1399 (*vec_extractv2di_1_rex64): Likewise.
1400 (*vec_extractv2di_1_avx): Likewise.
1401 (sse2_psadbw): Likewise.
1402 (ssse3_phaddwv8hi3): Likewise.
1403 (ssse3_phaddwv4hi3): Likewise.
1404 (ssse3_phadddv4si3): Likewise.
1405 (ssse3_phadddv2si3): Likewise.
1406 (ssse3_phaddswv8hi3): Likewise.
1407 (ssse3_phaddswv4hi3): Likewise.
1408 (ssse3_phsubwv8hi3): Likewise.
1409 (ssse3_phsubwv4hi3): Likewise.
1410 (ssse3_phsubdv4si3): Likewise.
1411 (ssse3_phsubdv2si3): Likewise.
1412 (ssse3_phsubswv8hi3): Likewise.
1413 (ssse3_phsubswv4hi3): Likewise.
1414 (ssse3_pmaddubsw128): Likewise.
1415 (sse3_pmaddubsw: Likewise.
1416 (ssse3_palignrti): Likewise.
1417 (ssse3_palignrdi): Likewise.
1419 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1421 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1423 2009-04-06 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/28868
1426 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1427 of which PHI results we inserted.
1428 (insert_into_preds_of_block): Record inserted PHIs.
1429 (eliminate): Eliminate redundant PHI nodes.
1430 (init_pre): Init inserted_phi_names.
1432 2009-04-06 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/39643
1435 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1436 IMAGPART_EXPRs of complex constants.
1437 (execute_fold_all_builtins): If we folded a call queue
1438 TODO_update_address_taken.
1440 2009-04-06 Jan Hubicka <jh@suse.cz>
1443 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1446 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1448 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1450 (ic_invalidate_array): Likewise.
1452 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1454 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1455 alignment for library calls.
1457 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1459 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1460 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1461 * config/i386/mingw-stdint.h: New file.
1463 2009-04-05 Richard Guenther <rguenther@suse.de>
1465 PR tree-optimization/39648
1466 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1467 our &A vs. &A[0] IL deficiencies.
1469 2009-04-04 Jan Hubicka <jh@suse.cz>
1471 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1472 removed toplevel regions.
1473 (sjlj_mark_call_sites): Likewise.
1475 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1477 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1478 (cygwin tm clause use_gcc_stdint): Set to wrap.
1479 * config/i386/cygwin-stdint.h: New file.
1481 2009-04-04 Richard Guenther <rguenther@suse.de>
1483 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1484 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1485 single-argument PHIs if we are in loop-closed SSA form.
1486 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1487 for the pre-condition.
1488 (slpeel_tree_peel_loop_to_edge): Likewise.
1489 (vect_build_loop_niters): Take an optional sequence to append stmts.
1490 (vect_generate_tmps_on_preheader): Likewise.
1491 (vect_do_peeling_for_loop_bound): Take extra guards for the
1493 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1494 the cost model check.
1495 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1496 guards if we are going to peel. Do not apply versioning in that case.
1497 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1498 (vect_do_peeling_for_loop_bound): Likewise.
1499 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1500 loop bound only record extra pre-conditions, do not apply loop
1503 2009-04-04 Richard Guenther <rguenther@suse.de>
1505 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1508 2009-04-04 Jan Hubicka <jh@suse.cz>
1510 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1511 last_basic_block for size of bb->index indexed array.
1512 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1513 compute_out, link_btr_uses, build_btr_def_use_webs,
1514 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1516 2009-04-04 Jan Hubicka <jh@suse.cz>
1518 * except.c (remove_eh_handler_and_replace): Break out from ...
1519 (remove_eh_handler): ... here.
1520 (bring_to_root): New function.
1521 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1522 handled ones, bring others to root of tree.
1524 2009-04-04 Jan Hubicka <jh@suse.cz>
1526 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1527 (all_phis_safe_to_merge): New function.
1528 (update_info): New structure.
1529 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1530 (cleanup_empty_eh): Update SSA if possible.
1532 2009-04-04 Richard Guenther <rguenther@suse.de>
1534 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1535 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1536 (append_vuse): Likewise.
1538 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1540 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1541 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1542 instead of REG_UNSAVED for DW_CFA_undefined.
1543 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1544 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1547 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1550 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1551 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1552 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1554 2009-04-04 Richard Guenther <rguenther@suse.de>
1556 PR tree-optimization/8781
1557 PR tree-optimization/37892
1558 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1559 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1560 (valueize_refs): Call it for *& valueizations.
1561 (shared_reference_ops_from_ref): Rename to ...
1562 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1563 (shared_reference_ops_from_call): Rename to ...
1564 (valueize_shared_reference_ops_from_call): ... this and valueize.
1565 (vn_reference_lookup): Update.
1566 (visit_reference_op_call): Likewise.
1567 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1568 (eliminate): Value-replace the call address in call statements.
1570 2009-04-04 Richard Guenther <rguenther@suse.de>
1572 PR tree-optimization/39636
1573 * tree-ssa-forwprop.c
1574 (forward_propagate_addr_into_variable_array_index): Check for
1575 GIMPLE_ASSIGN before accessing the rhs code.
1577 2009-04-03 Jason Merrill <jason@redhat.com>
1579 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1581 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1583 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1584 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1585 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1586 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1587 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1588 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1589 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1590 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1591 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1592 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1593 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1594 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1595 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1596 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1597 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1598 Use fr_reg_or_fp01_operand instead of fr_register_operand
1600 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1601 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1602 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1604 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1606 PR rtl-optimization/39607
1607 PR rtl-optimization/39631
1611 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1612 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1613 instead of DF_LR_OUT.
1614 * ira-lives.c (process_bb_node_lives): Ditto.
1615 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1616 instead of DF_LR_{OUT,IN}.
1617 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1618 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1620 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1622 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1623 (execute_lower_omp): Always run but take the short way out if -fopenmp
1625 (gate_lower_omp): Remove, forcing the pass manager to always run the
1626 pass and always set PROP_gimple_lomp.
1627 (pass_lower_omp): Remove gate function.
1628 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1629 PROP_trees. Instead, require it.
1630 * ipa-cp.c (pass_ipa_cp): Likewise.
1631 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1632 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1633 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1634 and PROP_gimple_leh.
1636 2009-04-03 Richard Guenther <rguenther@suse.de>
1639 PR tree-optimization/23940
1640 PR tree-optimization/33237
1643 PR tree-optimization/36201
1644 PR tree-optimization/36230
1645 PR tree-optimization/38049
1646 PR tree-optimization/38207
1647 PR tree-optimization/38230
1648 PR tree-optimization/38301
1649 PR tree-optimization/38585
1651 PR tree-optimization/38985
1652 PR tree-optimization/39299
1653 * tree-ssa-structalias.h: Remove.
1654 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1655 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1656 (struct vuse_element_d): Remove.
1657 (struct vuse_vec_d): Likewise.
1658 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1659 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1660 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1661 VUSE_ELEMENT_VAR): Likewise.
1662 (struct voptype_d): Likewise.
1663 (NUM_VOP_FREE_BUCKETS): Likewise.
1664 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1665 (struct stmt_operands_d): Remove.
1666 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1667 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1668 VDEF_NUM, VDEF_VECT): Likewise.
1669 (copy_virtual_operands): Remove.
1670 (operand_build_cmp): Likewise.
1671 (create_ssa_artificial_load_stmt): Likewise.
1672 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1673 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1674 vuse_index and mayuse_index members. Pack and move done and iter_type
1675 members to the front.
1676 (SSA_OP_VMAYUSE): Remove.
1677 (SSA_OP_VIRTUAL_USES): Adjust.
1678 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1679 (unlink_stmt_vdef): Declare.
1680 (add_to_addressable_set): Remove.
1681 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1682 (vrp_visit_stmt): Likewise.
1683 * doc/tree-ssa.texi (Alias analysis): Update.
1684 * doc/invoke.texi (max-aliased-vops): Remove docs.
1685 (avg-aliased-vops): Likewise.
1686 * tree-into-ssa.c (syms_to_rename): Remove.
1687 (need_to_update_vops_p): Likewise.
1688 (need_to_initialize_update_ssa_p): Rename to ...
1689 (update_ssa_initialized_fn): ... this. Track function we are
1691 (symbol_marked_for_renaming): Simplify.
1692 (add_new_name_mapping): Do not set need_to_update_vops_p.
1693 (dump_currdefs): Use SYMS_TO_RENAME.
1694 (rewrite_update_stmt): Always walk all uses/defs.
1695 (dump_update_ssa): Adjust.
1696 (init_update_ssa): Take function argument. Track what we are
1698 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1699 (create_new_def_for): Initialize for cfun, assert we are initialized
1701 (mark_sym_for_renaming): Simplify.
1702 (mark_set_for_renaming): Do not initialize update-ssa.
1703 (need_ssa_update_p): Simplify. Take function argument.
1704 (name_mappings_registered_p): Assert we ask for the correct function.
1705 (name_registered_for_update_p): Likewise.
1706 (ssa_names_to_replace): Likewise.
1707 (release_ssa_name_after_update_ssa): Likewise.
1708 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1709 (dump_decl_set): Do not print a newline.
1710 (debug_decl_set): Do it here.
1711 (dump_update_ssa): And here.
1712 * tree-ssa-loop-im.c (move_computations): Adjust.
1713 (movement_possibility): Likewise.
1714 (determine_max_movement): Likewise.
1715 (gather_mem_refs_stmt): Likewise.
1716 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1718 * tree-complex.c (update_all_vops): Remove.
1719 (expand_complex_move): Adjust.
1720 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1721 Simplify test for memory referencing statement. Exclude
1722 non-invariant ADDR_EXPRs.
1723 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1724 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1725 (rdg_flag_uses): Likewise.
1726 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1728 (tree_optimize_tail_calls_1): Also split the
1729 edge from the entry block if we have degenerate PHI nodes in
1730 the first basic block.
1731 * tree.c (init_ttree): Remove memory-tag related code.
1732 (tree_code_size): Likewise.
1733 (tree_node_structure): Likewise.
1734 (build7_stat): Re-write to be build6_stat.
1735 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1736 (SSA_VAR_P): Adjust.
1737 (struct tree_memory_tag): Remove.
1738 (struct tree_memory_partition_tag): Likewise.
1739 (union tree_node): Adjust.
1740 (build7): Re-write to be build6.
1741 * tree-pass.h (pass_reset_cc_flags): Remove.
1742 (TODO_update_address_taken): New flag.
1743 (pass_simple_dse): Remove.
1744 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1745 * params.h (MAX_ALIASED_VOPS): Remove.
1746 (AVG_ALIASED_VOPS): Likewise.
1747 * omp-low.c (expand_omp_taskreg): Update SSA form.
1748 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1749 aliases the lhs in a copy stmt.
1750 * tree-ssa-dse.c (struct address_walk_data): Remove.
1751 (memory_ssa_name_same): Likewise.
1752 (memory_address_same): Likewise.
1753 (get_kill_of_stmt_lhs): Likewise.
1754 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1755 unused stores. Look through PHI nodes into post-dominated regions.
1756 (dse_optimize_stmt): Simplify. Properly remove stores.
1757 (tree_ssa_dse): Compute dominators.
1758 (execute_simple_dse): Remove.
1759 (pass_simple_dse): Likewise.
1760 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1761 gimple_loaded_syms and gimple_stored_syms computation.
1762 * toplev.c (dump_memory_report): Dump alias and pta stats.
1763 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1764 (vn_reference_eq): Likewise.
1765 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1766 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1767 valueize_vuses): Remove.
1768 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1769 (get_def_ref_stmt_vuse): ... this.
1770 (vn_reference_lookup_2): New function.
1771 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1772 walking equivalent vuses. Simplify.
1773 (vn_reference_lookup): Likewise.
1774 (vn_reference_insert): Likewise.
1775 (vn_reference_insert_pieces): Likewise.
1776 (visit_reference_op_call): Simplify.
1777 (visit_reference_op_load): Likewise.
1778 (visit_reference_op_store): Likewise.
1779 (init_scc_vn): Remove shared_lookup_vuses initialization.
1780 (free_scc_vn): Remove shared_lookup_vuses freeing.
1781 (sort_vuses, sort_vuses_heap): Remove.
1782 (get_ref_from_reference_ops): Export.
1783 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1784 vector with single vuse pointer.
1785 (vn_reference_lookup_pieces, vn_reference_lookup,
1786 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1787 (shared_vuses_from_stmt): Remove.
1788 (get_ref_from_reference_ops): Declare.
1789 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1790 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1791 memory-tag related code.
1792 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1793 (likely_value): Add comment, skip static-chain of call statements.
1794 (surely_varying_stmt_p): Adjust.
1795 (gimplify_and_update_call_from_tree): Likewise.
1796 (execute_fold_all_builtins): Do not rebuild alias info.
1797 (gimplify_and_update_call_from_tree): Properly update VOPs.
1798 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1799 (copy_ref_info): Remove memory-tag related code.
1800 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1801 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1802 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1804 * tree-ssa-dom.c (gimple_p): Remove typedef.
1805 (eliminate_redundant_computations): Adjust.
1806 (record_equivalences_from_stmt): Likewise.
1807 (avail_expr_hash): Likewise.
1808 (avail_expr_eq): Likewise.
1809 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1810 (stmt_makes_single_load): Likewise.
1811 (stmt_makes_single_store): Likewise.
1812 * tree-ssa-alias.c: Rewrite completely.
1813 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1814 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1815 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1816 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1817 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1818 Remove public functions.
1819 (pass_reset_cc_flags): Remove.
1820 (pass_build_alias): Move ...
1821 * tree-ssa-structalias.c (pass_build_alias): ... here.
1822 * tree-ssa-alias.c (may_be_aliased): Move ...
1823 * tree-flow-inline.h (may_be_aliased): ... here.
1824 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1825 count_uses_and_derefs): Move ...
1826 * gimple.c: ... here.
1827 * gimple.h (count_uses_and_derefs): Declare.
1828 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1829 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1830 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1831 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1832 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1833 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1834 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1836 * tree-dfa.c (refs_may_alias_p): Move ...
1837 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1838 * tree-ssa-alias.h: New file.
1839 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1840 (statement_sink_location): Likewise.
1841 * opts.c (decode_options): Do not adjust max-aliased-vops or
1842 avg-aliased-vops values.
1843 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1844 (TV_CALL_CLOBBER): Likewise.
1845 (TV_FLOW_SENSITIVE): Likewise.
1846 (TV_FLOW_INSENSITIVE): Likewise.
1847 (TV_MEMORY_PARTITIONING): Likewise.
1848 (TV_ALIAS_STMT_WALK): New timevar.
1849 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1850 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1851 (get_address_description): Remove memory-tag related code.
1852 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1853 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1854 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1855 and immediate uses in statements. Document.
1856 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1857 (dump_symbols): Remove.
1858 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1859 * alias.c (get_deref_alias_set): New function split out from ...
1860 (get_alias_set): ... here.
1861 * alias.h (get_deref_alias_set): Declare.
1862 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1863 type parameter. Remove restrict pointer handling. Create a
1864 ref-all pointer in case type-based alias sets do not conflict.
1865 (vect_analyze_data_refs): Remove SMT related code.
1866 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1867 (vectorizable_load): Likewise.
1868 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1869 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1870 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1871 Ignore vops and SMTs.
1872 (dr_analyze_alias): Likewise..
1873 (free_data_ref): Likewise.
1874 (create_data_ref): Likewise.
1875 (analyze_all_data_dependences): Likewise.
1876 (get_references_in_stmt): Adjust.
1877 * tree-flow-inline.h (gimple_aliases_computed_p,
1878 gimple_addressable_vars, gimple_call_clobbered_vars,
1879 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1880 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1881 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1882 gimple_mem_ref_stats): Remove.
1883 (gimple_vop): New function.
1884 (op_iter_next_use): Remove vuses and mayuses cases.
1885 (op_iter_next_def): Remove vdefs case.
1886 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1887 (clear_and_done_ssa_iter): Do not set removed fields.
1888 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1889 Assert we are not iterating over vuses or vdefs if not also
1890 iterating over uses or defs.
1891 (op_iter_init_use): Likewise.
1892 (op_iter_init_def): Likewise.
1893 (op_iter_next_vdef): Remove.
1894 (op_iter_next_mustdef): Likewise.
1895 (op_iter_init_vdef): Likewise.
1896 (compare_ssa_operands_equal): Likewise.
1897 (link_use_stmts_after): Handle vuse operand.
1898 (is_call_used): Use is_call_clobbered.
1899 (is_call_clobbered): Global variables are always call clobbered,
1900 query the call-clobbers bitmap.
1901 (mark_call_clobbered): Ignore global variables.
1902 (clear_call_clobbered): Likewise.
1903 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1904 virtual operands sanity check.
1905 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1907 (TARGET_MEM_REF): Remove TMR_TAG operand.
1908 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1909 Remove call-clobber related code.
1910 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1911 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1912 partitions or escape reason.
1913 (get_single_def_stmt, get_single_def_stmt_from_phi,
1914 get_single_def_stmt_with_phi): Remove.
1915 (dump_referenced_vars): Tidy.
1916 (get_ref_base_and_extent): Allow bare decls.
1917 (collect_dfa_stats): Adjust.
1918 * graphite.c (rename_variables_in_stmt): Adjust.
1919 (graphite_copy_stmts_from_block): Likewise.
1920 (translate_clast): Likewise.
1921 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1923 (translate_vuse_through_block): Use the oracle.
1924 (phi_translate_1): Adjust.
1925 (value_dies_in_block_x): Use the oracle. Cache the outcome
1927 (valid_in_sets): Check if the VUSE for
1928 a REFERENCE is available.
1929 (eliminate): Do not remove stmts during elimination,
1930 instead queue and remove them afterwards.
1931 (do_pre): Do not rebuild alias info.
1932 (pass_pre): Run TODO_rebuild_alias before PRE.
1933 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1934 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1935 (mark_all_v_defs_stmt): Remove.
1936 (mark_all_v_defs_seq): Adjust.
1937 (sra_replace): Likewise.
1938 (scalarize_use): Likewise.
1939 (scalarize_copy): Likewise.
1940 (scalarize_init): Likewise.
1941 (scalarize_ldst): Likewise.
1942 (todoflags): Remove.
1943 (tree_sra): Do not rebuild alias info.
1944 (tree_sra_early): Adjust.
1945 (pass_sra): Run TODO_update_address_taken before SRA.
1946 * tree-predcom.c (set_alias_info): Remove.
1947 (prepare_initializers_chain): Do not call it.
1948 (mark_virtual_ops_for_renaming): Adjust.
1949 (mark_virtual_ops_for_renaming_list): Remove.
1950 (initialize_root_vars): Adjust.
1951 (initialize_root_vars_lm): Likewise.
1952 (prepare_initializers_chain): Likewise.
1953 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1954 (may_propagate_copy_into_stmt): Likewise.
1955 (merge_alias_info): Do nothing for now.
1956 (propagate_tree_value_into_stmt): Adjust.
1957 (stmt_may_generate_copy): Likewise.
1958 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1959 not mark symbols for renaming.
1960 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1961 with the same statement, make sure to update the new pointed-to one.
1962 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1963 call statements, do not mark symbols for renaming.
1964 (mark_operand_necessary): Dump something.
1965 (ref_may_be_aliased): New function.
1966 (mark_aliased_reaching_defs_necessary_1): New helper function.
1967 (mark_aliased_reaching_defs_necessary): Likewise.
1968 (mark_all_reaching_defs_necessary_1): Likewise.
1969 (mark_all_reaching_defs_necessary): Likewise.
1970 (propagate_necessity): Do not process virtual PHIs. For
1971 non-aliased loads mark all reaching definitions as necessary.
1972 For aliased loads and stores mark the immediate dominating
1973 aliased clobbers as necessary.
1974 (visited): New global static.
1975 (perform_tree_ssa_dce): Free visited bitmap after propagating
1977 (remove_dead_phis): Perform simple dead virtual PHI removal.
1978 (remove_dead_stmt): Properly unlink virtual operands when
1980 (eliminate_unnecessary_stmts): Schedule PHI removal after
1982 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1983 (process_replaceable): Likewise.
1984 (find_replaceable_in_bb): Likewise.
1985 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1986 based on the single gimple vop.
1987 (verify_flow_insensitive_alias_info): Remove.
1988 (verify_flow_sensitive_alias_info): Likewise.
1989 (verify_call_clobbering): Likewise.
1990 (verify_memory_partitions): Likewise.
1991 (verify_alias_info): Likewise.
1992 (verify_ssa): Adjust..
1993 (execute_update_addresses_taken): Export. Update SSA
1994 manually. Optimize only when optimizing. Use a local bitmap.
1995 (pass_update_address_taken): Remove TODO_update_ssa, add
1997 (pass_update_address_taken): Just use TODO_update_address_taken.
1998 (init_tree_ssa): Do not initialize addressable_vars.
1999 (verify_ssa): Verify new VUSE / VDEF properties.
2000 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2001 Do not call verify_alias_info.
2002 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2003 Do not free the loaded and stored syms bitmaps. Reset the escaped
2004 and callused solutions. Do not free addressable_vars.
2005 Remove memory-tag related code.
2006 (warn_uninitialized_var): Aliases are always available.
2007 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2008 * lambda-code.c (can_put_in_inner_loop): Adjust.
2009 (can_put_after_inner_loop): Likewise.
2010 (perfect_nestify): Likewise.
2011 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2012 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2013 (vectorizable_conversion): Do not mark symbols for renaming.
2014 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2015 (expand_call_inline): Unlink the calls virtual operands before
2017 (tree_function_versioning): Do not call update_ssa if we are not
2018 updating clones. Simplify.
2019 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2020 (propagate_with_phi): Likewise..
2021 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2022 clobber code. Assert we are not aliased or global.
2023 * tree-flow.h: Include tree-ssa-alias.h
2024 (enum escape_type): Remove.
2025 (struct mem_sym_stats_d): Likewise.
2026 (struct mem_ref_stats_d): Likewise.
2027 (struct gimple_df): Add vop member. Remove global_var,
2028 call_clobbered_vars, call_used_vars, addressable_vars,
2029 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2030 escaped and callused members.
2031 (struct ptr_info_def): Remove all members, add points-to solution
2033 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2034 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2035 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2036 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2037 (tree-ssa-alias.o): Likewise.
2038 (toplev.o): Add tree-ssa-alias.h
2039 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2040 * gimple.c (gimple_set_bb): Fix off-by-one error.
2041 (is_gimple_reg): Do not handle memory tags.
2042 (gimple_copy): Also copy virtual operands.
2043 Delay updating the statement. Do not reset loaded and stored syms.
2044 (gimple_set_stored_syms): Remove.
2045 (gimple_set_loaded_syms): Likewise.
2046 (gimple_call_copy_skip_args): Copy the virtual operands
2047 and mark the new statement modified.
2048 * tree-ssa-structalias.c (may_alias_p): Remove.
2049 (set_uids_in_ptset): Take the alias set to prune with as
2050 parameter. Fold in the alias test of may_alias_p.
2051 (compute_points_to_sets): Compute whether a ptr is dereferenced
2053 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2054 other ADDRESSOF constraints on the lhs.
2055 (get_constraint_for_component_ref): Assert that we don't get
2056 ADDRESSOF constraints from the base of the reference.
2057 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2058 (struct variable_info): Remove collapsed_to member.
2059 (get_varinfo_fc): Remove.
2060 (new_var_info): Do not set collapsed_to.
2061 (dump_constraint): Do not follow cycles.
2062 (dump_constraint_graph): Likewise.
2063 (build_pred_graph): Likewise.
2064 (build_succ_graph): Likewise.
2065 (rewrite_constraints): Likewise.
2066 (do_simple_structure_copy): Remove.
2067 (do_rhs_deref_structure_copy): Remove.
2068 (do_lhs_deref_structure_copy): Remove.
2069 (collapse_rest_of_var): Remove.
2070 (do_structure_copy): Re-implement.
2071 (pta_stats): New global variable.
2072 (dump_pta_stats): New function.
2073 (struct constraint_expr): Make offset signed.
2074 (UNKNOWN_OFFSET): Define special value.
2075 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2076 (solution_set_expand): New helper function split out from ...
2077 (do_sd_constraint): ... here.
2078 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2079 (do_ds_constraint): Likewise.
2080 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2081 and CALLUSED = *CALLUSED.
2082 (set_union_with_increment): Make inc argument signed.
2083 (type_safe): Remove.
2084 (get_constraint_for_ptr_offset): Handle unknown and negative
2086 (first_vi_for_offset): Handle offsets before start. Bail
2087 out early for offsets beyond the variable extent.
2088 (first_or_preceding_vi_for_offset): New function.
2089 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2090 Together with ESCAPED = *ESCAPED this properly computes reachability.
2091 (find_what_var_points_to): New function.
2092 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2093 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2094 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2095 pt_solutions_intersect): New functions.
2096 (compute_call_used_vars): Remove.
2097 (compute_may_aliases): New main entry into PTA computation.
2098 * gimple.h (gimple_p): New typedef.
2099 (struct gimple_statement_base): Remove references_memory_p.
2100 (struct gimple_statement_with_memory_ops_base): Remove
2101 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2103 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2104 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2105 gimple_set_references_memory): Remove.
2106 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2107 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2109 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2110 (verify_expr): Allow RESULT_DECL.
2111 (gimple_duplicate_bb): Do not copy virtual operands.
2112 (gimple_duplicate_sese_region): Adjust.
2113 (gimple_duplicate_sese_tail): Likewise.
2114 (mark_virtual_ops_in_region): Remove.
2115 (move_sese_region_to_fn): Do not call it.
2116 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2117 and pass_simple_dse.
2118 (execute_function_todo): Handle TODO_update_address_taken,
2119 call execute_update_addresses_taken for TODO_rebuild_alias.
2120 (execute_todo): Adjust.
2121 (execute_one_pass): Init dump files early.
2122 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2124 (create_general_new_stmt): Clear vops.
2125 * tree-ssa-reassoc.c (get_rank): Adjust.
2126 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2127 symbols for renaming.
2128 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2129 (PARAM_AVG_ALIASED_VOPS): Likewise.
2130 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2131 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2132 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2133 (operand_build_cmp, copy_virtual_operands,
2134 create_ssa_artificial_load_stmt, add_to_addressable_set,
2135 gimple_add_to_addresses_taken): Remove public functions.
2136 (unlink_stmt_vdef): New function.
2138 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2140 * config.gcc (powerpc-*-linux*): Merge variants.
2142 2009-04-02 Chao-ying Fu <fu@mips.com>
2143 James Grosbach <james.grosbach@microchip.com>
2145 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2146 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2148 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2149 keep_interrupts_masked_p, use_debug_exception_return_p.
2150 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2151 keep_interrupts_masked, use_debug_exception_return.
2152 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2153 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2155 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2156 (mips_print_operand): Process COP0 registers to print $0 .. $31
2157 correctly for GAS to process.
2158 (mips_interrupt_extra_call_saved_reg_p): New function.
2159 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2161 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2162 (mips_compute_frame_info): Add supports for interrupt context that
2163 includes doubleword accumulators and COP0 registers.
2164 (mips_for_each_saved_acc): New function.
2165 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2166 mips_for_each_saved_reg.
2167 (mips_save_reg): Save accumulators.
2168 (mips_kernel_reg_p): A new for_each_rtx callback.
2169 (mips_expand_prologue): Support interrupt handlers.
2170 (mips_restore_reg): Restore accumulators.
2171 (mips_expand_epilogue): Support interrupt handlers.
2172 (mips_can_use_return_insn): Return false for interrupt handlers.
2173 (mips_epilogue_uses): New function.
2174 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2175 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2176 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2177 cop0_move): New instructions.
2178 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2179 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2181 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2183 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2184 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2185 interrupt handlers, we use K0 as the temporary register.
2186 (EPILOGUE_USES): Change to a function call.
2187 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2188 handlers, we use K0 as the temporary register.
2190 * doc/extend.texi (Function Attributes): Document interrupt,
2191 use_shadow_register_set, keep_interrupts_masked,
2192 use_debug_exception_return for MIPS attributes.
2194 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2196 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2197 Remove a number of t-files from tmake_file.
2198 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2199 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2200 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2201 target_prototype, not TARGET_PROTOTYPE.
2202 (LINK_OS_GNU_SPEC): Define.
2203 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2204 and darwin-ldoubdle.c.
2206 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2209 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2210 (cpp_options): Ditto.
2211 (default_compilers): Ditto.
2212 (display_help): Ditto.
2213 (process_command): Ditto.
2215 (set_input): Use lbasename instead of duplicate code.
2216 (save_temps_prefix): New static for -save-temps=obj.
2217 (save_temps_length): Ditto.
2219 * doc/invoke.texi (-save-temps=obj): Document new variant to
2222 2009-04-02 Jeff Law <law@redhat.com>
2224 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2227 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2229 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2230 * configure: Regenerated.
2232 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2234 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2235 share the argument list.
2237 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2241 2009-02-12 Diego Novillo <dnovillo@google.com>
2243 * varpool.c (debug_varpool): New.
2244 * cgraph.h (debug_varpool): Declare.
2246 2009-04-02 Jan Hubicka <jh@suse.cz>
2248 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2251 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/i386.c (ix86_abi): Move initialization to ...
2254 (override_options): Here.
2256 2009-04-02 Christian Bruel <christian.bruel@st.com>
2258 * config/sh/sh.c (sh_dwarf_register_span): New function.
2259 (TARGET_DWARF_REGISTER_SPAN): Define.
2260 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2262 2009-04-02 Ira Rosen <irar@il.ibm.com>
2264 PR tree-optimization/39595
2265 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2266 interleaved loads group is not greater than the SLP group size.
2268 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2270 * builtins.c (is_builtin_name): New.
2271 (called_as_built_in): Use is_builtin_name.
2272 * tree.h (is_builtin_name): New.
2273 * varasm.c (incorporeal_function_p): Use is_builtin_name
2275 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2277 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2279 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2282 * c-decl.c (clone_underlying_type): Move this ...
2283 * c-common.c (set_underlying_type): ... here.
2284 Also, make sure the function properly sets TYPE_STUB_DECL() on
2285 the newly created typedef variant type.
2286 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2287 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2290 2009-04-02 Richard Guenther <rguenther@suse.de>
2292 PR tree-optimization/37221
2293 * tree-flow.h (degenerate_phi_result): Declare.
2294 * tree-ssa-dom.c (degenerate_phi_result): Export.
2295 * tree-scalar-evolution.c (analyze_initial_condition): If
2296 the initial condition is defined by a degenerate PHI node
2297 use the degenerate value.
2299 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2301 PR rtl-optimization/39588
2302 * combine.c (merge_outer_ops): Do not set the constant when this
2304 (simplify_shift_const_1): Do not modify it either in this case.
2306 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2308 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2309 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2311 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2314 * c-lex.c (interpret_float): Default (no suffix) is double.
2316 2009-04-1 Xinliang David Li <davidxl@google.com>
2318 * config/i386/i386.c (legitimate_constant_p): Recognize
2319 all one vector constant.
2321 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2323 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2324 Change #include order to silence two warnings.
2326 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2328 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2329 (ASM_SPEC): Pass -k to the assembler for PIC code.
2331 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2333 * gcc/config.gcc: Add vax-*-linux* to the switch.
2334 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2335 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2337 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2339 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2340 Use predicate macros instead of GET_CODE() == foo.
2341 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2342 ashlsi3, rotrsi3, <unnamed>): Likewise.
2344 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2346 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2347 jbbccihi, jbbccisi): Remova trailing whitespace.
2348 * gcc/config/vax/constraints.md: Likewise.
2349 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2350 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2351 * gcc/config/vax/predicates.md: Likewise.
2352 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2353 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2354 * gcc/config/vax/vax.h: Likewise.
2355 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2357 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2359 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2360 (indirectable_address_p, adjacent_operands_p): Add spaces around
2362 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2364 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2366 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2367 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2368 index_term_p, reg_plus_index_p, legitimate_address_p,
2369 vax_mode_dependent_address_p): Update comments to match functions
2370 modified by the recent int->bool conversion.
2372 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2374 * gcc/config/vax/builtins.md: Update copyright message.
2375 * gcc/config/vax/constraints.md: Likewise.
2376 * gcc/config/vax/netbsd-elf.h: Likewise.
2377 * gcc/config/vax/predicates.md: Likewise.
2378 * gcc/config/vax/vax-protos.h: Likewise.
2379 * gcc/config/vax/vax.c: Likewise.
2380 * gcc/config/vax/vax.h: Likewise.
2381 * gcc/config/vax/vax.md: Likewise.
2382 * gcc/config/vax/vax.opt: Likewise.
2384 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2386 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2387 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2388 * gcc/config/vax/constraints.md (B, R): Likewise.
2389 * gcc/config/vax/predicates.md (external_memory_operand,
2390 nonimmediate_addsub_di_operand): Likewise.
2391 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2392 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2393 untyped_call): Likewise.
2395 2009-04-01 Matt Thomas <matt@3am-software.com>
2397 * config/vax/predicates.md: New file.
2398 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2399 external_const_operand, nonsymbolic_operand, external_memory_operand,
2400 indirect_memory_operand, indexed_memory_operand,
2401 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2402 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2404 * config/vax/constraints.md: New file.
2405 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2407 * config/vax/builtins.md: New file.
2408 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2409 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2411 * config/vax/vax.opt (mqmath): Add option.
2412 * config/vax/vax.md (isfx): Extend with DI.
2413 (VAXintQH, VAXintQHSD): Define.
2414 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2415 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2416 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2417 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2418 (movdi): Update constraints and use vax_output_int_move().
2419 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2420 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2421 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2422 nonlocal_goto): New.
2423 (mov<mode>): Extend accepted operand types.
2424 (subdi3_old): Rename from subdi3, change update constraints and use
2425 a new implementation.
2426 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2427 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2428 MOVE_RATIO, CLEAR_RATIO): Define.
2429 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2430 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2431 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2432 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2433 (split_quadword_operands): Make static and really allow variable
2435 (print_operand_address): Update for PIC generation.
2436 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2437 indexable_address_p, fixup_mathdi_operand,
2438 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2439 (vax_float_literal, legitimate_constant_p,
2440 indirectable_constant_address_p, index_term_p,
2441 reg_plus_index_p): Return bool instead of int.
2442 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2444 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2446 (vax_output_conditional_branch): Indent.
2447 (legitimate_constant_address_p, indirectable_constant_address_p,
2448 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2449 vax_mode_dependent_address_p): Return bool instead of int, update for
2451 * config/vax/vax-protos.h (legitimate_constant_address_p,
2452 legitimate_constant_p, legitimate_address_p,
2453 vax_mode_dependent_address_p): Change declaration to bool.
2454 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2455 vax_expand_addsub_di_operands, vax_output_int_subtract,
2456 vax_output_movmemsi): Declare.
2457 (split_quadword_operands, vax_float_literal): Delete declaration.
2458 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2459 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2460 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2461 ASM_OUTPUT_DWARF_PCREL): Define.
2462 (ASM_SPEC): Change definition to allow PIC generation.
2464 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2466 * doc/sourcebuild.texi: Update front-end requirements.
2468 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2471 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2472 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2473 (booldi3_internal3): Use boolean_or_operator instead of
2476 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2479 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2480 declarator whose size is not an integer constant expression but
2481 folds to an integer constant, then treat it as a constant
2484 2009-04-01 Richard Guenther <rguenther@suse.de>
2486 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2487 i * 4 + 2 to (i * 2 + 1) * 2.
2489 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2492 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2493 return if c_parser_asm_string_literal returned NULL.
2495 2009-04-01 Nick Clifton <nickc@redhat.com>
2497 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2499 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2500 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2501 other typedefs to avoid conflicts with libgcc2.c. Define labels
2502 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2504 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2505 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2508 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2510 * varasm.c (default_function_rodata_section): Declare DOT as
2513 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2514 Andrey Galkin <agalkin@hypercom.com>
2517 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2518 Make object_name unique for each process.
2520 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2523 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2524 addressable variables in the parallel that could go out of scope while
2525 running queued tasks.
2527 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2529 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2530 (CASE_VALUES_THRESHOLD): Redefine.
2531 * config/avr/avr.c (avr_override_options): Remove initialization of
2532 avr_case_values_threshold variable.
2533 (avr_case_values_threshold): Remove variable. Add new function.
2534 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2535 * config/avr/avr.opt (mno-tablejump): Remove option.
2536 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2538 2009-04-01 DJ Delorie <dj@redhat.com>
2540 * varasm.c (default_function_rodata_section): Don't assume
2541 anything about where the first '.' in the section name is.
2543 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2545 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2546 rs6000_emit_stack_tie.
2548 2009-03-31 Ian Lance Taylor <iant@google.com>
2550 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2551 gimple_code with GIMPLE_RESX, not RESX.
2553 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2555 * c-common.c (c_get_ident): New.
2556 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2558 2009-04-01 Ben Elliston <bje@au.ibm.com>
2560 * config/rs6000/sysv4.opt (msdata): Improve option description.
2562 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2564 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2565 (divdf3_internal_lat): Remove.
2566 (divxf3_internal_lat): Remove.
2567 (divxf3_internal_thr): Remove.
2568 (divxf): Use divxf3_internal.
2569 * config/ia64/div.md (divsf3_internal_lat): New.
2570 (divdf3_internal_lat): New.
2571 (divxf3_internal): New.
2573 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2576 * Makefile.in (USE_GCC_STDINT): Define.
2577 (stmp-int-hdrs): Install stdint.h if applicable.
2578 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2580 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2581 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2582 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2583 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2584 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2585 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2586 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2587 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2588 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2589 (c_common_nodes_and_builtins): Initialize
2590 underlying_wchar_type_node. Do not initialize
2591 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2592 nodes for new types.
2593 (c_stddef_cpp_builtins): Define macros for new types.
2594 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2596 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2597 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2598 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2599 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2600 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2601 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2602 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2603 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2604 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2605 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2606 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2607 int16_type_node, int32_type_node, int64_type_node,
2608 uint8_type_node, uint16_type_node, c_uint32_type_node,
2609 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2610 int_least32_type_node, int_least64_type_node,
2611 uint_least8_type_node, uint_least16_type_node,
2612 uint_least32_type_node, uint_least64_type_node,
2613 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2614 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2615 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2616 uintptr_type_node): Define.
2617 * c-cppbuiltin.c (builtin_define_constants,
2618 builtin_define_type_minmax): New.
2619 (builtin_define_stdint_macros): Define more macros.
2620 (c_cpp_builtins): Define more limit macros.
2622 (builtin_define_type_max): Define in terms of
2623 builtin_define_type_minmax. Remove is_long parameter. All
2625 * config.gcc (use_gcc_stdint): Define.
2626 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2627 Add newlib-stdint.h for generic targets.
2628 * config/glibc-stdint.h, config/newlib-stdint.h,
2629 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2630 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2631 * config/score/score.h (UINTPTR_TYPE): Define.
2632 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2633 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2634 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2635 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2636 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2637 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2638 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2639 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2640 * config/spu/spu.h (STDINT_LONG32): Define.
2641 * configure.ac (use_gcc_stdint): Substitute.
2642 * configure: Regenerate.
2643 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2644 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2645 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2646 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2647 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2648 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2649 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2650 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2651 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2652 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2653 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2654 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2655 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2656 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2657 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2658 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2659 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2660 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2661 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2662 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2663 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2664 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2665 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2666 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2667 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2668 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2669 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2670 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2671 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2673 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2675 * loop-iv.c (suitable_set_for_replacement): Renamed from
2676 simplify_using_assignment; changed to return bool and to accept new
2677 args DEST and SRC. Return true iff we find a source/destination pair
2678 that can be used to make a replacement, and fill SRC and DEST if so.
2679 Remove arg ALTERED. Don't deal with altered regs here. All callers
2681 (simplify_using_initial_values): Deal with altered regs here and track
2682 more precisely the effect they have on the validity of our expression.
2684 * loop-iv.c (simplify_using_condition): A condition of the form
2685 (EQ REG CONST) can be used to simply make a substitution.
2686 (simplify_using_initial_values): Keep track of conditions we have seen
2687 and keep using them to simplify new expressions, while applying the
2688 same substitutions to them as to the expression.
2690 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2691 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2694 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2695 changed. Use this when trying to improve the upper bound.
2696 Generate the comparison by using simplify_gen_relational.
2698 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2700 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2702 (simplify_using_assignment, simplify_using_initial_values): Call
2703 replace_in_expr to make replacements. Call replace_single_def_regs
2704 once on the initial version of the expression.
2706 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2709 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2711 2009-03-31 Richard Guenther <rguenther@suse.de>
2714 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2715 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2717 2009-03-31 Richard Guenther <rguenther@suse.de>
2719 * tree.h (div_if_zero_remainder): Declare.
2720 * fold-const.c (div_if_zero_remainder): Export.
2721 * tree-ssa-forwprop.c
2722 (forward_propagate_addr_into_variable_array_index): Handle
2723 constant array index addition outside of the variable index.
2725 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2728 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2729 define_splits, floatunssi<mode>2): Require x87 conversions from
2730 DImode to be permitted.
2732 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2734 PR preprocessor/15638
2735 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2737 2009-03-31 Richard Guenther <rguenther@suse.de>
2741 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2742 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2743 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2744 a separate statement.
2745 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2746 (lookup_tmp_var): Likewise.
2747 (is_gimple_formal_tmp_or_call_rhs): Remove.
2748 (is_gimple_reg_or_call_rhs): Rename to ...
2749 (is_gimple_reg_rhs_or_call): ... this.
2750 (is_gimple_mem_or_call_rhs): Rename to ...
2751 (is_gimple_mem_rhs_or_call): ... this.
2752 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2753 DECL_GIMPLE_REG_P only if is_formal is true.
2754 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2755 for non-proper post-modify expression gimplification.
2756 (gimplify_self_mod_expr): For post-modify expressions gimplify
2757 the lvalue to a minimal lvalue.
2758 (rhs_predicate_for): Remove formal temp case.
2759 (gimplify_modify_expr_rhs): Likewise.
2760 (gimplify_addr_expr): Use is_gimple_reg.
2761 (gimplify_expr): Remove formal temp cases.
2762 (gimple_regimplify_operands): Likewise.
2763 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2764 and FILTER_EXPR like constants.
2765 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2767 (is_gimple_formal_tmp_rhs): Remove.
2768 (is_gimple_reg_rhs): Remove special casing.
2769 (is_gimple_mem_rhs): Fix.
2770 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2771 (is_gimple_formal_tmp_var): Remove.
2772 (is_gimple_formal_tmp_reg): Likewise.
2773 (is_gimple_min_lval): Allow invariant component ref parts.
2774 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2775 is_gimple_formal_tmp_reg): Remove declarations.
2776 * tree-cfg.c (verify_expr): Verify that variables with address
2777 taken do not have DECL_GIMPLE_REG_P set.
2778 * tree-mudflap.c (mf_build_check_statement_for): Use
2779 force_gimple_operand instead of gimplify_expr.
2781 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2783 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2784 schedulable rows to compute_split_row.
2786 2009-03-31 Ben Elliston <bje@au.ibm.com>
2789 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2792 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2794 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2795 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2796 * configure: Regenerate.
2797 * config.in: Regenerate.
2798 * config/rs6000/rs6000.opt (mtls-markers): Add.
2799 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2800 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2801 (tls_ld_aix, tls_ld_sysv): Likewise.
2802 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2803 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2805 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2807 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2809 2009-03-30 Jan Hubicka <jh@suse.cz>
2811 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2813 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2814 detection and label handling.
2816 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2818 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2819 left_conflicts_size.
2820 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2821 ALLOCNO_LEFT_CONFLICTS_SIZE.
2823 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2824 remove_allocno_from_bucket_and_push,
2825 allocno_spill_priority_compare, push_allocnos_to_stack,
2826 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2827 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2828 (setup_allocno_left_conflicts_num): Ditto. Rename to
2829 setup_allocno_left_conflicts_size.
2830 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2831 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2832 setup_allocno_left_conflicts_size instead of
2833 setup_allocno_left_conflicts_num.
2835 * ira-build.c (ira_create_allocno): Use
2836 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2837 ALLOCNO_LEFT_CONFLICTS_NUM.
2839 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2841 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2842 instead of DF_LR_OUT.
2844 * ira-lives.c (process_bb_node_lives): Ditto.
2846 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2847 instead of DF_LR_{OUT,IN}.
2849 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2851 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2853 2009-03-30 Jan Hubicka <jh@suse.cz>
2855 * except.c (label_to_region_map): Fix thinko.
2857 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2860 * tree.h (tree_find_value): New declaration.
2861 * tree.c (tree_find_value): New function.
2862 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2864 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2867 * c-decl.c (struct c_binding): Add locus field.
2868 (bind): Add locus argument, set locus field from it.
2869 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2870 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2871 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2872 implicitly_declare, undeclared_variable, lookup_label,
2873 declare_label, c_make_fname_decl, c_builtin_function,
2874 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2877 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2880 * config/i386/i386.c (classify_argument): Check total size of
2883 2009-03-30 Martin Jambor <mjambor@suse.cz>
2885 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2886 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2887 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2890 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2891 seen_variable_array_ref while also traversing a union.
2893 * tree-inline.c (optimize_inline_calls): Do not call
2894 cgraph_node_remove_callees.
2895 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2896 (pass_remove_cgraph_callee_edges): New variable.
2897 * passes.c (init_optimization_passes): Add
2898 pass_remove_cgraph_callee_edges after early inlining and before all
2899 late intraprocedural passes.
2901 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2903 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2905 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2908 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2910 * combine.c (simplify_comparison): Use have_insn_for.
2911 * dojump.c (do_jump): Likewise.
2913 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2915 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2916 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2917 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2918 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2919 instead of sparc_compare_emitted.
2920 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2921 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2922 instead of sparc_compare_emitted.
2924 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2926 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2927 enter/exit cfglayout mode.
2928 (pass_partition_block): Require it.
2929 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2930 (combine_instructions): Track basic blocks instead of labels.
2931 (update_cfg_for_uncondjump): New.
2932 (try_combine): Use it. Update jumps after rescanning.
2933 (pass_combine): Require PROP_cfglayout.
2934 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2936 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2938 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2939 Provide/destroy PROP_cfglayout respectively.
2940 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2941 * tree-pass.h (PROP_cfglayout): New.
2943 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2945 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2946 fold_convert_const_fixed_from_fixed,
2947 fold_convert_const_fixed_from_int,
2948 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2949 set TREE_CONSTANT_OVERFLOW.
2950 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2951 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2953 2009-03-30 Ira Rosen <irar@il.ibm.com>
2955 * tree-vect-loop-manip.c: New file.
2956 * tree-vectorizer.c: Update documentation and included files.
2957 (vect_loop_location): Make extern.
2958 (rename_use_op): Move to tree-vect-loop-manip.c
2959 (rename_variables_in_bb, rename_variables_in_loop,
2960 slpeel_update_phis_for_duplicate_loop,
2961 slpeel_update_phi_nodes_for_guard1,
2962 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2963 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2964 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2965 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2966 find_loop_location): Likewise.
2967 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2968 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2969 get_vectype_for_scalar_type, vect_is_simple_use,
2970 supportable_widening_operation, supportable_narrowing_operation):
2972 (bb_in_loop_p): Move to tree-vect-loop.c.
2973 (new_loop_vec_info, destroy_loop_vec_info,
2974 reduction_code_for_scalar_code, report_vect_op,
2975 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2976 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2977 (vect_supportable_dr_alignment): Likewise.
2978 * tree-vectorizer.h (tree-data-ref.h): Include.
2979 (vect_loop_location): Declare.
2980 Reorganize function declarations according to the new file structure.
2981 * tree-vect-loop.c: New file.
2982 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2983 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2984 * tree-vect-data-refs.c: New file.
2985 * tree-vect-patterns.c (timevar.h): Don't include.
2986 * tree-vect-stmts.c: New file.
2987 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2988 tree-vect-slp.c, tree-vect-loop.c.
2989 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2990 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2991 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2992 (tree-vect-analyze.o): Remove.
2993 (tree-vect-transform.o): Likewise.
2994 (tree-vect-data-refs.o): Add rule.
2995 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2996 tree-vect-slp.o): Likewise.
2997 (tree-vect-patterns.o): Remove redundant dependencies.
2998 (tree-vectorizer.o): Likewise.
2999 * tree-vect-slp.c: New file.
3001 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3003 * optc-gen.awk: Warn if an option flag has multiple different
3006 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3008 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3009 -floop-block): Document dependences on PPL, CLooG and Graphite.
3011 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3013 PR rtl-optimization/323
3014 * c-common.c (c_fully_fold, convert_and_check,
3015 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3016 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3017 * c-common.def (EXCESS_PRECISION_EXPR): New.
3018 * c-cppbuiltin.c (builtin_define_float_constants): Define
3019 constants with enough digits for long double.
3020 * c-lex.c (interpret_float): Interpret constant with excess
3021 precision where appropriate.
3022 * c-opts.c (c_common_post_options): Set
3023 flag_excess_precision_cmdline. Give an error for
3024 -fexcess-precision=standard for C++ for processors where the
3025 option is significant.
3026 * c-parser.c (c_parser_conditional_expression): Handle excess
3027 precision in condition.
3028 * c-typeck.c (convert_arguments): Handle arguments with excess
3030 (build_unary_op): Move excess precision outside operation.
3031 (build_conditional_expr): Likewise.
3032 (build_compound_expr): Likewise.
3033 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3034 (build_modify_expr): Handle excess precision in RHS.
3035 (convert_for_assignment): Handle excess precision in converted
3037 (digest_init, output_init_element, process_init_element): Handle
3038 excess precision in initializer.
3039 (c_finish_return): Handle excess precision in return value.
3040 (build_binary_op): Handle excess precision in operands and add
3041 excess precision as needed for operation.
3042 * common.opt (-fexcess-precision=): New option.
3043 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3044 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3045 For standard excess precision, output explicit conversion to and
3046 truncation from XFmode.
3047 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3048 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3049 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3050 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3051 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3052 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3053 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3054 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3055 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3056 define_splits, sqrt<mode>2): Disable where appropriate for
3057 standard excess precision.
3058 * convert.c (convert_to_real): Do not shorten arithmetic to type
3059 for which excess precision would be used.
3060 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3061 * doc/invoke.texi (-fexcess-precision=): Document option.
3062 (-mfpmath=): Correct index entry.
3063 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3064 flag_excess_precision): New.
3065 * langhooks.c (lhd_post_options): Set
3066 flag_excess_precision_cmdline.
3067 * opts.c (common_handle_option): Handle -fexcess-precision=.
3068 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3069 init_excess_precision): New.
3070 (lang_dependent_init_target): Call init_excess_precision.
3071 * tree.c (excess_precision_type): New.
3072 * tree.h (excess_precision_type): Declare.
3074 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3077 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3078 non-lvalue to component.
3080 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3082 PR preprocessor/34695
3083 * Makefile.in (c-opts.o): Depend on c-tree.h.
3084 * c-common.c: Move down include of diagnostic.h.
3085 (done_lexing, c_cpp_error): New.
3086 * c-common.h (done_lexing): Declare.
3087 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3089 * c-opts.c: Include c-tree.h.
3090 (c_common_init_options): Set preprocessor error callback.
3091 (c_common_handle_option): Do not set preprocessor
3092 inhibit_warnings, warnings_are_errors, warn_system_headers,
3093 pedantic_errors or inhibit_warnings flags.
3094 (c_common_post_options): Do not check cpp_errors (parse_in).
3095 (c_common_finish): Do not output dependencies if there were
3096 errors. Do not check return value of cpp_finish.
3097 * c-ppoutput.c (pp_file_change): Set input_location.
3098 * c-tree.h (c_cpp_error): Declare.
3099 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3101 (diagnostic_build_prefix): Check override_column.
3102 * diagnostic.h (diagnostic_info): Add override_column field.
3103 (diagnostic_override_column): Define.
3105 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3107 * c-common.c (c_expand_expr, c_staticp): Remove.
3108 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3109 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3110 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3111 * c-gimplify.c (gimplify_compound_literal_expr,
3112 optimize_compound_literals_in_ctor): Remove.
3113 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3114 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3115 * c-semantics.c (emit_local_var): Remove.
3117 * langhooks-def.h (lhd_expand_expr): Remove.
3118 * langhooks.c (lhd_expand_expr): Remove.
3119 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3121 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3122 handling from c-semantics.c; don't call into langhook.
3123 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3124 * gimplify.c (gimplify_compound_literal_expr,
3125 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3126 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3127 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3128 as was done in c-gimplify.c.
3129 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3130 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3131 Move from c-common.h.
3132 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3134 * tree.c (staticp): Do not call langhook.
3135 * langhooks.c (lhd_staticp): Delete.
3136 * langhooks-def.h (lhd_staticp): Delete prototype.
3137 (LANG_HOOKS_STATICP): Delete.
3138 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3140 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3141 instead of DECL_STMTs.
3143 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3151 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3153 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3154 contained expression.
3155 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3156 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3157 conditional expressions for C.
3158 (decl_constant_value_for_optimization): Move from
3159 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3160 whether optimizing and that the expression is a VAR_DECL not of
3161 array type instead of doing such checks in the caller. Do not
3162 check pedantic. Call gcc_unreachable for C++.
3163 * c-common.def (C_MAYBE_CONST_EXPR): New.
3164 * c-common.h (c_fully_fold, c_save_expr,
3165 decl_constant_value_for_optimization): New prototypes.
3166 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3167 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3168 EXPR_INT_CONST_OPERANDS): Define.
3169 * c-convert.c (convert): Strip nops from expression.
3170 * c-decl.c (groktypename): Take extra parameters expr and
3171 expr_const_operands. Update call to grokdeclarator.
3172 (start_decl): Update call to grokdeclarator. Add statement for
3173 expressions used in type of decl.
3174 (grokparm): Update call to grokdeclarator.
3175 (push_parm_decl): Update call to grokdeclarator.
3176 (build_compound_literal): Add parameter non_const and build a
3177 C_MAYBE_COSNT_EXPR if applicable.
3178 (grokdeclarator): Take extra parameters expr and
3179 expr_const_operands. Track expressions used in declaration
3180 specifiers and declarators. Fold array sizes and track whether
3181 they are constant expressions and whether they are integer
3182 constant expressions.
3183 (parser_xref_tag): Set expr and expr_const_operands fields in
3185 (grokfield): Update call to grokdeclarator.
3186 (start_function): Update call to grokdeclarator.
3187 (build_null_declspecs): Set expr and expr_const_operands fields in
3189 (declspecs_add_type): Handle expressions in typeof specifiers.
3190 * c-parser.c (c_parser_declspecs): Set expr and
3191 expr_const_operands fields for declaration specifiers.
3192 (c_parser_enum_specifier): Likewise.
3193 (c_parser_struct_or_union_specifier): Likewise.
3194 (c_parser_typeof_specifier): Likewise. Update call to
3195 groktypename. Fold expression as needed. Return expressions with
3196 type instead of adding statements.
3197 (c_parser_attributes): Update calls to c_parser_expr_list.
3198 (c_parser_statement_after_labels): Fold expression before passing
3199 to objc_build_throw_stmt.
3200 (c_parser_condition): Fold expression.
3201 (c_parser_asm_operands): Fold expression.
3202 (c_parser_conditional_expression): Use c_save_expr. Update call
3203 to build_conditional_expr.
3204 (c_parser_alignof_expression): Update call to groktypename.
3205 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3206 original_code. Fold expression argument of va_arg. Create
3207 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3208 argument to va_arg. Update calls to groktypename. Fold array
3209 index for offsetof. Verify that first argument to
3210 __builtin_choose_expr has integer type.
3211 (c_parser_postfix_expression_after_paren_type): Update calls to
3212 groktypename and build_compound_literal. Handle expressions with
3213 side effects in type name.
3214 (c_parser_postfix_expression_after_primary): Update call to
3215 c_parser_expr_list. Set original_code for calls to
3216 __builtin_constant_p.
3217 (c_parser_expr_list): Take extra parameter fold_p. Fold
3218 expressions if requested.
3219 (c_parser_objc_type_name): Update call to groktypename.
3220 (c_parser_objc_synchronized_statement): Fold expression.
3221 (c_parser_objc_receiver): Fold expression.
3222 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3223 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3224 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3225 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3226 (struct c_typespec): Add elements expr and expr_const_operands.
3227 (struct c_declspecs): Add elements expr and expr_const_operands.
3228 (groktypename, build_conditional_expr, build_compound_literal):
3230 (in_late_binary_op): Declare.
3231 * c-typeck.c (note_integer_operands): New function.
3232 (in_late_binary_op): New variable.
3233 (decl_constant_value_for_broken_optimization): Move to c-common.c
3234 and rename to decl_constant_value_for_optimization.
3235 (default_function_array_conversion): Do not strip nops.
3236 (default_conversion): Do not call
3237 decl_constant_value_for_broken_optimization.
3238 (build_array_ref): Do not fold result.
3239 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3240 result when operand is a VLA.
3241 (c_expr_sizeof_type): Update call to groktypename. Handle
3242 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3243 result when operand names a VLA type.
3244 (build_function_call): Update call to build_compound_literal.
3245 Only fold result for calls to __builtin_* functions. Strip
3246 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3247 the function designator.
3248 (convert_arguments): Fold arguments. Update call to
3249 convert_for_assignment.
3250 (build_unary_op): Handle increment and decrement of
3251 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3252 decrement earlier. Fold operand of increment and decrement.
3253 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3254 built for integer operand. Wrap returns that are INTEGER_CSTs
3255 without being integer constant expressions or that have integer
3256 constant operands without being INTEGER_CSTs.
3257 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3258 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3259 result is an integer constant expression or can be used in
3260 unevaluated parts of one and avoid folding and wrap as
3261 appropriate. Fold operands before possibly doing -Wsign-compare
3263 (build_compound_expr): Wrap result for C99 if operands can be used
3264 in integer constant expressions.
3265 (build_c_cast): Update call to digest_init. Do not ignore
3266 overflow from casting floating-point constants to integers. Wrap
3267 results that could be confused with integer constant expressions,
3268 null pointer constants or floating-point constants.
3269 (c_cast_expr): Update call to groktypename. Handle expressions
3270 included in type name.
3271 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3272 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3273 Update calls to convert_for_assignment.
3274 (convert_for_assignment): Take new parameter
3275 null_pointer_constant. Do not strip nops or call
3276 decl_constant_value_for_broken_optimization. Set
3277 in_late_binary_op for conversions to boolean.
3278 (store_init_value): Update call to digest_init.
3279 (digest_init): Take new parameter null_pointer_constant. Do not
3280 call decl_constant_value_for_broken_optimization. pedwarn for
3281 initializers not constant expressions. Update calls to
3282 convert_for_assignment.
3283 (constructor_nonconst): New.
3284 (struct constructor_stack): Add nonconst element.
3285 (really_start_incremental_init, push_init_level, pop_init_level):
3286 Handle constructor_nonconst and nonconst element.
3287 (set_init_index): Call constant_expression_warning for array
3289 (output_init_element): Fold value. Set constructor_nonconst as
3290 applicable. pedwarn for initializers not constant expressions.
3291 Update call to digest_init. Call constant_expression_warning
3292 where constant initializers are required.
3293 (process_init_element): Use c_save_expr.
3294 (c_finish_goto_ptr): Fold expression.
3295 (c_finish_return): Fold return value. Update call to
3296 convert_for_assignment.
3297 (c_start_case): Fold switch expression.
3298 (c_process_expr_stmt): Fold expression.
3299 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3300 ensure statement expression is not evaluated in constant expression.
3301 (build_binary_op): Track whether results are integer constant
3302 expressions or may occur in such, disable folding and wrap results
3303 as applicable. Fold operands for -Wsign-compare warnings unless
3305 (c_objc_common_truthvalue_conversion): Handle results folded to
3306 integer constants that are not integer constant expressions.
3307 * doc/extend.texi: Document when typeof operands are evaluated,
3308 that condition of __builtin_choose_expr is an integer constant
3309 expression, and more about use of __builtin_constant_p in
3312 2009-03-29 Richard Guenther <rguenther@suse.de>
3314 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3315 propagate addresses of array references.
3317 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3319 * regmove.c (perhaps_ends_bb_p): Remove.
3320 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3321 from INSN and check that the main loop stays within that basic block.
3322 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3323 (regmove_forward_pass): Split out from regmove_optimize. Use
3324 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3325 (regmove_backward_pass): Split out from regmove_optimize. Use
3326 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3327 (regmove_optimize): Simplify.
3329 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3332 * config/i386/i386.c (classify_argument): Ignore flexible array
3333 member in struct and warn ABI change.
3335 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3337 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3339 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3340 (ix86_adjust_cost): Updated.
3342 2009-03-29 Jan Hubicka <jh@suse.cz>
3345 * tree-pass.h (pass_cleanup_eh): New function.
3346 (remove_unreachable_regions): Break code handling RTL
3347 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3348 that can not be reached by runtime.
3349 (can_be_reached_by_runtime): New function.
3350 (label_to_region_map): New function.
3351 (num_eh_regions): New function.
3352 (rtl_remove_unreachable_regions): New function.
3353 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3354 (remove_eh_region): New function.
3355 * except.h: Include sbitmap and vecprim.
3356 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3357 num_eh_regions): Declare.
3358 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3359 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3360 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3361 (tree_empty_eh_handler_p): New function.
3362 (cleanup_empty_eh): New function.
3363 (cleanup_eh): New function.
3364 (pass_cleanup_eh): New function.
3366 2009-03-29 Jan Hubicka <jh@suse.cz>
3368 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
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