1 2009-04-17 Cary Coutant <ccoutant@google.com>
3 * tree-flow-inline.h (get_lineno): Fix inverted test.
5 2009-04-17 Diego Novillo <dnovillo@google.com>
7 * tree-ssa-pre.c (create_expression_by_pieces): Remove
8 assertion for AVAIL_OUT.
10 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14 * config/sh/linux-atomic.asm: Likewise.
16 2009-04-17 Diego Novillo <dnovillo@google.com>
18 * except.c (debug_eh_tree): New.
19 (struct eh_region, struct eh_status): Move ...
21 (add_type_for_runtime): Declare extern.
22 (lookup_type_for_runtime): Likewise.
23 (debug_eh_tree): Declare.
24 * Makefile.in (GTFILES): List except.h before except.c
26 2009-04-17 Diego Novillo <dnovillo@google.com>
28 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT
30 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
31 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
32 (find_vars_r): ... here.
33 * tree-flow.h (find_referenced_vars_in): Declare.
34 * tree-ssa-pre.c (create_expression_by_pieces): Assert
35 that AVAIL_OUT exists for BLOCK.
36 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
37 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
38 (tree-parloops.o): Likewise.
40 2009-04-17 Simon Baldwin <simonb@google.com>
42 * toplev.c (default_tree_printer): Add handling for %E format.
44 2009-04-17 Diego Novillo <dnovillo@google.com>
46 * tree-pretty-print.c (dump_generic_node): Add break
47 after TREE_BINFO handler.
48 Handle COMPLEX_TYPE, REAL_TYPE and FIXED_POINT_TYPE
49 Handle NULL TREE_TYPEs.
50 Handle METHOD_TYPE and FUNCTION_TYPE together.
51 Call print_struct_decl when printing structures and
52 TDF_SLIM is not given.
53 (print_struct_decl): Fix logic for detecting recursion.
55 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
58 * gcc.c (create_at_file): New.
59 (compile_input_file_p): New.
60 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
61 * main.c (main): Update call to toplev_main.
62 * toplev.c (toplev_main): Change signature. Call expandargv.
63 * toplev.h (toplev_main): Change signature.
65 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
67 * dwarf2out.c (field_byte_offset): Use the type size as the field size
68 if the latter is not constant.
70 2009-04-17 David Edelsohn <edelsohn@gnu.org>
72 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
74 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
76 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
77 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
79 2009-04-17 Richard Guenther <rguenther@suse.de>
81 * tree-ssa-structalias.c (get_constraint_for_component_ref):
82 Handle component references view-converting an invariant address.
84 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
86 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
87 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
88 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
89 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
90 Use @deftypevr rather than @deftypevar.
92 2009-04-17 Richard Guenther <rguenther@suse.de>
94 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up
96 (get_prop_source_stmt): Likewise.
97 (can_propagate_from): Likewise.
99 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
101 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
102 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
103 (--with-multilib-list): Add default value.
104 * configure: Regenerate.
105 * Makefile.in (TM_ENDIAN_CONFIG): Define.
106 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
107 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
108 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
109 Don't add default cpu to multilib list unnecessarily, but do enable
110 the relevant compiler option..
111 Add support for --with-multilib-list=<blank> and
112 --with-multilib-list=!<somelib> to supress unwanted multilibs.
113 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
114 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
115 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
117 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
118 (MULTILIB_OSDIRNAMES): New variable.
119 * config/sh/t-1e: Delete file.
120 * config/sh/t-mlib-sh1: Delete file.
121 * config/sh/t-mlib-sh2: Delete file.
122 * config/sh/t-mlib-sh2a: Delete file.
123 * config/sh/t-mlib-sh2a-nofpu: Delete file.
124 * config/sh/t-mlib-sh2a-single: Delete file.
125 * config/sh/t-mlib-sh2a-single-only: Delete file.
126 * config/sh/t-mlib-sh2e: Delete file.
127 * config/sh/t-mlib-sh3e: Delete file.
128 * config/sh/t-mlib-sh4: Delete file.
129 * config/sh/t-mlib-sh4-nofpu: Delete file.
130 * config/sh/t-mlib-sh4-single: Delete file.
131 * config/sh/t-mlib-sh4-single-only: Delete file.
132 * config/sh/t-mlib-sh4a: Delete file.
133 * config/sh/t-mlib-sh4a-nofpu: Delete file.
134 * config/sh/t-mlib-sh4a-single: Delete file.
135 * config/sh/t-mlib-sh4a-single-only: Delete file.
136 * config/sh/t-mlib-sh4al: Delete file.
137 * config/sh/t-mlib-sh5-32media: Delete file.
138 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
139 * config/sh/t-mlib-sh5-64media: Delete file.
140 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
141 * config/sh/t-mlib-sh5-compact: Delete file.
142 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
143 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
144 * doc/install.texi (Options specification): Add
145 --with-multilib-list and --with-endian.
147 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
149 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
151 (OBJS-common): Add plugin-version.o.
152 (plugin-version.o): New.
153 * gcc-plugin.h (plugin_gcc_version): New.
154 (plugin_default_version_check): New.
155 (plugin_init_func, plugin_init): Add version argument.
156 * plugin-version.c: New.
157 * plugin.c (str_plugin_gcc_version_name): New.
158 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
159 pass it to the init function.
160 (plugin_default_version_check): New.
162 2009-04-17 Richard Guenther <rguenther@suse.de>
164 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
165 for decl-vs-decl disambiguation.
167 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
169 * config/s390/s390.h (s390_tune_attr): New macro definition.
170 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
172 2009-04-17 Richard Guenther <rguenther@suse.de>
174 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
175 (fold_stmt_r): Likewise.
176 (maybe_fold_reference): New function.
177 (fold_gimple_assign): Handle cases fold_stmt_r did.
178 (fold_stmt): Do not use fold_stmt_r.
179 (fold_stmt_inplace): Likewise.
181 2009-04-17 Richard Guenther <rguenther@suse.de>
183 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
184 (record_equivalences_from_stmt): Remove useless checks and
186 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
187 the type is already suitable.
189 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
191 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
193 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
195 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
196 (CMPtype): Define as __gcc_CMPtype.
198 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
200 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
201 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
203 2009-04-17 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/39746
206 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
207 special-casing for builtins and static variable use/def.
208 (call_may_clobber_ref_p_1): Likewise.
210 2009-04-16 Ian Lance Taylor <iant@google.com>
212 * df.h: Include "timevar.h".
213 (struct df_problem): Change tv_id field to timevar_id_t.
214 * tree-pass.h: Include "timevar.h".
215 (struct opt_pass): Change tv_id field to timevar_id_t.
216 * timevar.h (timevar_id_t): Define TV_NONE.
217 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
218 TV_NONE rather than tv_id != 0.
219 (execute_one_pass): Likewise.
220 * Makefile.in (DF_H): Add $(TIMEVAR_H).
221 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
222 dependencies to $(TREE_PASS_H).
223 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
225 (pass_branch_target_load_optimize2): Likewise.
226 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
227 (pass_outof_cfg_layout_mode): Likewise.
228 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
229 (pass_rebuild_cgraph_edges): Likewise.
230 (pass_remove_cgraph_callee_edges): Likewise.
231 * df-core.c (pass_df_initialize_opt): Likewise.
232 (pass_df_initialize_no_opt): Likewise.
233 (pass_df_finish): Likewise.
234 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
235 * except.c (pass_set_nothrow_function_flags): Likewise.
236 (pass_convert_to_eh_region_ranges): Likewise.
237 * final.c (pass_compute_alignments): Likewise.
238 * function.c (pass_instantiate_virtual_regs): Likewise.
239 (pass_init_function): Likewise.
240 (pass_leaf_regs): Likewise.
241 (pass_match_asm_constraints): Likewise.
242 * gimple-low.c (pass_lower_cf): Likewise.
243 (pass_mark_used_blocks): Likewise.
244 * init-regs.c (pass_initialize_regs): Likewise.
245 * integrate.c (pass_initial_value_sets): Likewise.
246 * ira.c (pass_ira): Likewise.
247 * jump.c (pass_cleanup_barriers): Likewise.
248 * omp-low.c (pass_expand_omp): Likewise.
249 (pass_lower_omp): Likewise.
250 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
251 * recog.c (pass_split_all_insns): Likewise.
252 (pass_split_after_reload): Likewise.
253 (pass_split_before_regstack): Likewise.
254 (pass_split_before_sched2): Likewise.
255 (pass_split_for_shorten_branches): Likewise.
256 * reginfo.c (pass_reginfo_init): Likewise.
257 (pass_subregs_of_mode_init): Likewise.
258 (pass_subregs_of_mode_finish): Likewise.
259 * passes.c (pass_postreload): Likewise.
260 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
261 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
262 (pass_warn_function_return): Likewise.
263 (pass_warn_function_noreturn): Likewise.
264 * tree-complex.c (pass_lower_complex): Likewise.
265 (pass_lower_complex_O0): Likewise.
266 * tree-if-conv.c (pass_if_conversion): Likewise.
267 * tree-into-ssa.c (pass_build_ssa): Likewise.
268 * tree-mudflap.c (pass_mudflap_1): Likewise.
269 (pass_mudflap_2): Likewise.
270 * tree-nomudflap.c (pass_mudflap_1): Likewise.
271 (pass_mudflap_2): Likewise.
272 * tree-nrv.c (pass_return_slot): Likewise.
273 * tree-object-size.c (pass_object_sizes): Likewise.
274 * tree-optimize.c (pass_all_optimizations): Likewise.
275 (pass_early_local_passes): Likewise.
276 (pass_all_early_optimizations): Likewise.
277 (pass_cleanup_cfg): Likewise.
278 (pass_cleanup_cfg_post_optimizing): Likewise.
279 (pass_free_datastructures): Likewise.
280 (pass_free_cfg_annotations): Likewise.
281 (pass_fixup_cfg): Likewise.
282 (pass_init_datastructures): Likewise.
283 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
284 (pass_late_warn_uninitialized): Likewise.
285 (pass_update_address_taken): Likewise.
286 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
287 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
288 (pass_cse_sincos): Likewise.
289 (pass_convert_to_rsqrt): Likewise.
290 * tree-ssa-structalias.c (pass_build_alias): Likewise.
291 * tree-stdarg.c (pass_stdarg): Likewise.
292 * tree-tailcall.c (pass_tail_recursion): Likewise.
293 (pass_tail_calls): Likewise.
294 * tree-vect-generic.c (pass_lower_vector): Likewise.
295 (pass_lower_vector_ssa): Likewise.
296 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
298 2009-04-16 Joseph Myers <joseph@codesourcery.com>
300 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
302 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
304 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
307 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
310 * config/sh/predicates.md (arith_operand): Check if the operand
311 of TRUNCATE is a REG.
313 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
315 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
316 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
318 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
320 * tree-iterator.c (tsi_split_statement_list_after,
321 tsi_split_statement_list_before): Remove.
322 * tree-iterator.h: Remove the prototypes for
323 tsi_split_statement_list_after and tsi_split_statement_list_before.
325 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
327 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
328 * tree-ssa-propagate.h: Remove the prototype for
329 stmt_makes_single_load.
331 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
333 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
334 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
338 * tree-iterator.c (EXPR_LAST_BODY): Remove.
340 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
342 * except.c (eh_region_outer_p): Remove.
343 * except.h: Remove the prototype for eh_region_outer_p.
345 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
347 * function.c (current_function_assembler_name): Remove.
348 * function.h: Remove the prototype for
349 current_function_assembler_name.
351 2009-04-16 Ian Lance Taylor <iant@google.com>
353 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
354 (add_reg_note): Call alloc_reg_note.
355 * rtl.h (alloc_reg_note): Declare.
356 * combine.c (try_combine): Use alloc_reg_note.
357 (recog_for_combine, move_deaths): Likewise.
358 (distribute_notes): Use alloc_reg_note and add_reg_note.
359 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
360 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
361 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
363 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
365 PR rtl-optimization/39762
366 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
367 ira_may_move_out_cost): Add comments about way of their usage.
368 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
370 * ira-conflicts.c (process_regs_for_copy): Use function
371 ira_get_register_move_cost instead of global
372 ira_register_move_cost.
374 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
375 color_pass, move_spill_restore, update_curr_costs): Ditto.
377 * ira-lives.c (process_single_reg_class_operands): Ditto.
379 * ira-emit.c (emit_move_list): Ditto.
381 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
382 (record_reg_classes): Ditto. Use functions
383 ira_get_register_move_cost and ira_get_may_move_cost instead of
384 global vars ira_register_move_cost, ira_may_move_out_cost and
385 ira_may_move_in_cost.
386 (record_address_regs): Don't call ira_init_register_move_cost.
387 Use function ira_get_may_move_cost instead of global
388 ira_may_move_in_cost.
389 (process_bb_node_for_hard_reg_moves): Use function
390 ira_get_register_move_cost instead of global ira_register_move_cost.
391 (ira_costs): Don't call ira_init_register_move_cost.
393 2009-04-16 Richard Guenther <rguenther@suse.de>
395 * tree-cfg.c (verify_gimple_assign_binary):
396 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
397 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
398 (create_general_new_stmt): Note that this function is broken.
400 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
402 * common.opt (fhelp): Add Var(help_flag).
403 * gcc-plugin.h (plugin_info): Add help.
404 * plugin.c (plugin_name_args): Add help.
405 (register_plugin_info): Set plugin->help.
406 (print_help_one_plugin): New.
407 (print_plugins_help): New.
408 * plugin.h (print_plugins_help): New.
409 * toplev.c (toplev_main): Call print_plugins_help if needed.
411 2009-04-16 Richard Guenther <rguenther@suse.de>
413 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
414 (gimple_ior_addresses_taken_1): New function.
415 (gimple_ior_addresses_taken): Likewise.
416 * gimple.h (struct gimple_statement_with_ops_base): Remove
417 addresses_taken member.
418 (gimple_ior_addresses_taken): Declare.
419 (gimple_addresses_taken, gimple_addresses_taken_ptr,
420 gimple_set_addresses_taken): Remove.
421 * ipa-reference.c (mark_address): New function.
422 (scan_stmt_for_static_refs): Use it for marking addresses taken.
423 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
424 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
425 (gimple_add_to_addresses_taken): Remove.
426 (get_tmr_operands): Call mark_address_taken.
427 (get_asm_expr_operands): Likewise.
428 (get_expr_operands): Likewise.
429 (build_ssa_operands): Do not clear the addresses_taken bitmap.
430 (free_stmt_operands): Do not free it.
431 * tree-ssa.c (delete_tree_ssa): Likewise.
432 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
434 2009-04-16 Richard Guenther <rguenther@suse.de>
436 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
437 (walk_stmt_load_store_ops): Likewise.
438 * gimple.c (get_base_loadstore): New function.
439 (walk_stmt_load_store_addr_ops): Likewise.
440 (walk_stmt_load_store_ops): Likewise.
441 * ipa-pure-const.c (check_op): Simplify.
442 (check_load, check_store): New functions.
443 (check_stmt): Use walk_stmt_load_store_ops.
444 * ipa-reference.c (mark_load): Adjust signature.
445 (mark_store): Likewise.
446 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
448 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
450 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
452 * opts.c (common_handle_option): Don't call print_version.
453 * plugin.c (plugin_name_args): Add version.
454 (register_plugin_info): New.
455 (register_callback): Handle PLUGIN_INFO.
456 (try_init_one_plugin): New.
457 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
459 (finalize_one_plugin): New.
460 (finalize_plugins): New.
461 (print_one_plugin): New.
462 (print_plugins_versions): New.
463 * plugin.h (print_plugins_versions): New.
464 (finalize_plugins): New.
465 * toplev.c (compile_file): Don't call initialize_plugins.
466 (print_version): Call print_plugins_versions.
467 (toplev_main): Call initialize_plugins. Print version if needed.
468 Call finalize_plugins.
470 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
472 * common.opt (fversion): New.
473 * gcc.c (print_version): New.
474 (process_command): Don't print the version. Just set print_version.
475 (main): Print version. Call subprocesses if print_version and
476 verbose_flag are set.
477 * opts.c (common_handle_option): Handle OPT_fversion.
479 2009-04-16 Richard Guenther <rguenther@suse.de>
480 Ira Rosen <irar@il.ibm.com>
482 PR tree-optimization/39698
483 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
484 type of the reduction variable. Only generate the def if
487 * omp-low.c (expand_omp_for_generic): When converting to a pointer
488 make sure to first convert to an integer of the same precision.
489 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
490 the type of the evolution correctly in computing the new
491 induction variable base.
493 2009-04-16 Richard Guenther <rguenther@suse.de>
496 * tree-cfg.c (make_blocks): Split statements with to-be
497 abnormal SSA names on the lhs.
499 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
501 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
502 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
503 * c-typeck.c (really_start_incremental_init): Likewise.
504 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
505 (TARGET_INITIALIZER): Remove it.
506 * target.h (struct target): Remove vector_opaque_p.
507 * tree.c (build_opaque_vector_type): New.
508 * tree.h (TYPE_VECTOR_OPAQUE): New.
509 (build_opaque_vector_type): Declare.
510 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
511 * config/rs6000/rs6000.c (build_opaque_vector_type,
512 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
513 (rs6000_init_builtins): Use build_opaque_vector_type for
514 opaque_V4SI_type_node.
516 2009-04-15 Catherine Moore <clm@codesourcery.com>
518 * debug.h (set_name): Declare.
519 * dwarf2out.c (dwarf2out_set_name): Declare.
520 (dwarf2_debug_hooks): Add set_name.
521 (find_AT_string): New.
522 (add_AT_string): Call find_AT_string.
523 (dwarf2out_set_name): New.
524 * cp/decl.c (grokdeclarator): Call set_name.
525 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
526 * debug.c (do_nothing_debug_hooks): Likewise.
527 * dbxout.c (dbx_debug_hooks): Likewise.
528 * sdbout.c (sdb_debug_hooks): Likewise.
530 2009-04-15 Michael Eager <eager@eagercon.com>
532 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
533 reg for single-precision FPU.
534 * config/rs6000/rs6000.md (movsi_internal1): Only for
536 (movsi_internal1_single): New. Add pattern to move SI values to/from
537 single-precision FP regs.
539 2009-04-15 Richard Guenther <rguenther@suse.de>
541 * omp-low.c (lower_rec_input_clauses): Build correct address
543 (expand_omp_for_generic): Fix multiplication type.
544 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
545 (generate_memset_zero): Fix types.
546 * tree-profile.c (prepare_instrumented_value): Correctly
549 2009-04-15 Ian Lance Taylor <iant@google.com>
551 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
552 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
553 for -Wall and for -Wc++-compat.
554 (c_common_post_options): For C++, set warn_enum_compare if not
556 * c-tree.h (struct c_expr): Add field original_type.
557 (build_external_ref): Update declaration.
558 * c-parser.c (c_parser_braced_init): Set original_type.
559 (c_parser_initelt): Likewise.
560 (c_parser_expr_no_commas): Likewise.
561 (c_parser_conditional_expression): Likewise.
562 (c_parser_cast_expression): Likewise.
563 (c_parser_unary_expression): Likewise. Pull setting of
564 original_code to top of function.
565 (c_parser_sizeof_expression): Set original_type.
566 (c_parser_alignof_expression): Likewise.
567 (c_parser_postfix_expression): Likewise. Pull setting of
568 original_code to top of function.
569 (c_parser_postfix_expression_after_paren_type): Set original_type.
570 (c_parser_postfix_expression_after_primary): Likewise.
571 (c_parser_expression): Likewise.
572 * c-typeck.c (build_external_ref): Add type parameter. Change all
574 (c_expr_sizeof_expr): Set original_type field.
575 (parser_build_unary_op): Likewise.
576 (parser_build_binary_op): Likewise. Optionally warn about
577 comparisons of enums of different types.
578 (digest_init): Set original_type field.
579 (really_start_incremental_init): Likewise.
580 (push_init_level, pop_init_level): Likewise.
581 * doc/invoke.texi (Warning Options): -Wenum-compare now
584 2009-04-15 Richard Guenther <rguenther@suse.de>
586 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
587 out a necessary conversion.
588 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
589 names we didn't value number.
590 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
592 2009-04-15 Richard Guenther <rguenther@suse.de>
594 PR tree-optimization/39764
595 * tree-ssa-ccp.c (get_value): Canonicalize value with
596 canonicalize_float_value.
598 2009-04-15 Jan Hubicka <jh@suse.cz>
600 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
601 Wrong version of patch.
603 2009-04-15 Jan Hubicka <jh@suse.cz>
605 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
607 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
609 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
610 our distinct integral and vector types.
612 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
614 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
615 * init.c (build_vtbl_address): Remove call to assemble_external.
617 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
619 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
620 output for other floating point modes.
622 2009-04-14 Diego Novillo <dnovillo@google.com>
624 * diagnostic.c (diagnostic_report_diagnostic): Do not
625 warn about loaded plugins for DK_ERROR and DK_WARNING.
626 * c-decl.c (declspecs_add_type): Move call to
627 invoke_plugin_callbacks ...
628 * c-parser.c (c_parser_declspecs): ... here.
629 * plugin.c (dump_active_plugins): Tidy output.
631 2009-04-14 Diego Novillo <dnovillo@google.com>
632 Le-Chun Wu <lcwu@google.com>
634 * configure.ac: Add --enable-plugin support.
635 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
636 * Makefile.in (PLUGIN_H): Define.
637 Export ENABLE_PLUGIN and GMPINC to site.exp.
638 Add PLUGINLIBS to link command.
639 Add/modify dependencies for plugin.o and files including plugin.h.
641 * config.in: Regenerate.
643 * opts.c (common_handle_option): Handle OPT_fplugin_ and
646 2009-04-14 Le-Chun Wu <lcwu@google.com>
648 * tree-pass.h (register_one_dump_file): Add a prototype for
649 register_one_dump_file.
650 * toplev.c (compile_file): Call initialize_plugins.
651 (do_compile): Call invoke_plugin_callbacks.
652 (toplev_main): Call invoke_plugin_callbacks.
653 * common.opt: Add -fplugin= and -fplugin-arg-.
654 * gcc-plugin.h: New public header file for plugins to include.
655 * plugin.c: New source file.
656 * plugin.h: New internal header file.
657 * passes.c (register_one_dump_file): Make it external.
659 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
661 2009-04-14 Diego Novillo <dnovillo@google.com>
663 * doc/plugins.texi: New.
664 * doc/gccint.texi: Add reference to Plugins chapter.
665 * doc/invoke.texi: Document -fplugin and -fplugin-arg
666 * diagnostic.c (diagnostic_report_diagnostic): Warn about
667 loaded plugins, if any.
668 * timevar.def (TV_PLUGIN_INIT): Define.
669 (TV_PLUGIN_RUN): Define.
670 * plugin.c: Include timevar.h
671 (plugins_active_p): New.
672 (dump_active_plugins): New.
673 (debug_active_plugins): New.
675 2009-04-14 Joseph Myers <joseph@codesourcery.com>
677 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
679 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
681 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
683 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
684 the same as a minus without a shift.
686 2009-04-14 Nick Clifton <nickc@redhat.com>
688 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
689 comparisons with small integers will always produce a short
692 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
695 2008-12-19 Diego Novillo <dnovillo@google.com>
697 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
699 2000-04-14 Richard Guenther <rguenther@suse.de>
701 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
703 (verify_gimple_assign_binary): Likewise. Handle shifts and
705 (verify_gimple_phi): Print the mismatched argument position.
706 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
708 (vect_update_init_of_dr): Likewise.
709 * matrix-reorg.c (transform_access_sites): Do what the
711 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
713 2009-04-13 Michael Eager <eager@eagercon.com>
715 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
716 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
717 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
718 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
719 remove duplicate config
721 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
723 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
724 file_name:line_number type locator of the call site.
726 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
728 * genautomata.c: Put blank after comma.
729 (automaton_decls): New.
730 (struct unit_usage): Add comments to member next.
731 (store_alt_unit_usage): Keep the list ordered.
732 (unit_present_on_list_p, equal_alternatives_p): New.
733 (check_regexp_units_distribution): Check units distribution
734 correctness correctly.
735 (main): Don't write automata if error is found. Return correct
738 * config/m68k/cf.md (cfv4_ds): Remove.
739 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
740 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
742 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
743 power4-load-ext, power4-store, power4-store-update,
744 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
745 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
746 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
747 power4-sqrt, power4-isync): Modify reservation to make correct
748 unit distribution to automata.
750 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
751 power5-store-update, power5-two, power5-three, power5-lmul,
752 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
754 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
756 * except.c (pass_set_nothrow_function_flags): Set name and add
758 (set_nothrow_function_flags): Mention in the dump file when
759 changing a function to nothrow.
761 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
764 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
765 instead of unsigned long.
767 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
769 * config/arm/arm.c (return_used_this_function): Remove.
770 (arm_output_function_prologue): Remove use of
771 return_used_this_function.
772 (output_return_instruction): Replace use of
773 return_used_this_function
774 by cfun->machine->return_used_this_function.
775 (arm_output_epilogue): Likewise.
776 (arm_output_function_epilogue): Likewise.
777 (thumb_unexpanded_epilogue): Likewise.
778 * config/arm/arm.h (struct machine_function):
779 New member return_used_this_function.
781 2009-04-12 Mark Mitchell <mark@codesourcery.com>
783 * doc/install.texi: Correct description of default directory for
784 --with-gxx-include-dir.
786 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
788 * fold-const.c (build_range_check): Properly deal with enumeral and
791 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
793 * doc/invoke.texi (max_gcse_passes): Remove documentation.
794 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
795 * params.h (MAX_GCSE_PASSES): Remove.
796 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
797 in sequence. Remove ability to run multiple passes.
798 (bypass_jumps): Report run as third CPROP pass.
800 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
803 * except.c (can_throw_external): Look at each insn in a SEQUENCE
804 when deciding whether the whole SEQUENCE can throw.
806 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
809 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
810 offseted label references.
812 2009-04-11 Jan Hubicka <jh@suse.cz>
814 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
816 2009-04-11 Richard Guenther <rguenther@suse.de>
819 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
820 return variables as TREE_ADDRESSABLE.
822 2009-04-11 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/39713
825 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
826 reference trees have SSA_NAME operands.
828 2009-04-11 Richard Guenther <rguenther@suse.de>
831 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
834 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
836 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
837 match changes in Cygwin 1.7
838 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
839 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
841 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
843 PR tree-optimization/39701
844 * doc/invoke.texi (Optimization Options): Document change in
845 meaning and initialization of -fdelete-null-pointer-checks.
847 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
850 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
852 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
855 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
857 2009-04-10 Chao-ying Fu <fu@mips.com>
859 * doc/tm.texi (Instruction Output): Document
860 TARGET_ASM_FINAL_POSTSCAN_INSN.
861 * target.h (final_postscan_insn): New field in asm_out.
862 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
863 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
864 * final.c (final_scan_insn): Call
865 targetm.asm_out.final_postscan_insn after outputting
866 an asm macro and a normal instruction.
868 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
869 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
870 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
871 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
872 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
874 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
877 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
878 variables as non-NULL even with -fdelete-null-pointer-checks.
880 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
882 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
884 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
887 * config/i386/i386.c (classify_argument): Handle SCmode with
888 (bit_offset % 64) != 0.
890 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
892 * doc/invoke.texi (Optimize Options): Add cross-reference to
893 -Q --help=optimizers examples.
895 2009-04-10 Ben Elliston <bje@au.ibm.com>
898 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
899 regalign for the reg == fpr and TDmode case.
901 2009-04-09 David Ayers <ayers@fsfe.org>
904 * objc/objc-act.c (warn_with_method): Remove helper function.
905 (check_duplicates): Call warning and inform directly.
906 (really_start_method): Likewise.
908 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
910 * expmed.c (expand_divmod): Always use a comparison for a division
911 by a large unsigned integer.
913 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
914 for things others than variables or functions as nonzero.
916 2009-04-09 Nick Clifton <nickc@redhat.com>
918 * unwind-compat.c: Change copyright header to refer to version
919 3 of the GNU General Public License with version 3.1 of the
920 GCC Runtime Library Exception and to point readers at the
921 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
922 * config/alpha/crtfastmath.c: Likewise.
923 * config/alpha/linux-unwind.h: Likewise.
924 * config/alpha/qrnnd.asm: Likewise.
925 * config/alpha/vms-crt0-64.c: Likewise.
926 * config/alpha/vms-crt0.c: Likewise.
927 * config/alpha/vms-dwarf2.asm: Likewise.
928 * config/alpha/vms-dwarf2eh.asm: Likewise.
929 * config/alpha/vms-psxcrt0-64.c: Likewise.
930 * config/alpha/vms-psxcrt0.c: Likewise.
931 * config/alpha/vms_tramp.asm: Likewise.
932 * config/arc/initfini.c: Likewise.
933 * config/arc/lib1funcs.asm: Likewise.
934 * config/arm/bpabi-v6m.S: Likewise.
935 * config/arm/bpabi.S: Likewise.
936 * config/arm/bpabi.c: Likewise.
937 * config/arm/crti.asm: Likewise.
938 * config/arm/crtn.asm: Likewise.
939 * config/arm/ieee754-df.S: Likewise.
940 * config/arm/ieee754-sf.S: Likewise.
941 * config/arm/lib1funcs.asm: Likewise.
942 * config/arm/libunwind.S: Likewise.
943 * config/arm/linux-atomic.c: Likewise.
944 * config/arm/mmintrin.h: Likewise.
945 * config/arm/pr-support.c: Likewise.
946 * config/arm/unaligned-funcs.c: Likewise.
947 * config/arm/unwind-arm.c: Likewise.
948 * config/arm/unwind-arm.h: Likewise.
949 * config/avr/libgcc.S: Likewise.
950 * config/bfin/crti.s: Likewise.
951 * config/bfin/crtlibid.s: Likewise.
952 * config/bfin/crtn.s: Likewise.
953 * config/bfin/lib1funcs.asm: Likewise.
954 * config/bfin/linux-unwind.h: Likewise.
955 * config/cris/arit.c: Likewise.
956 * config/cris/cris_abi_symbol.c: Likewise.
957 * config/darwin-64.c: Likewise.
958 * config/darwin-crt2.c: Likewise.
959 * config/darwin-crt3.c: Likewise.
960 * config/darwin.h: Likewise.
961 * config/dbxelf.h: Likewise.
962 * config/dfp-bit.c: Likewise.
963 * config/dfp-bit.h: Likewise.
964 * config/elfos.h: Likewise.
965 * config/fixed-bit.c: Likewise.
966 * config/fixed-bit.h: Likewise.
967 * config/fp-bit.c: Likewise.
968 * config/fp-bit.h: Likewise.
969 * config/fr30/crti.asm: Likewise.
970 * config/fr30/crtn.asm: Likewise.
971 * config/fr30/lib1funcs.asm: Likewise.
972 * config/freebsd-spec.h: Likewise.
973 * config/frv/cmovd.c: Likewise.
974 * config/frv/cmovh.c: Likewise.
975 * config/frv/cmovw.c: Likewise.
976 * config/frv/frvbegin.c: Likewise.
977 * config/frv/frvend.c: Likewise.
978 * config/frv/lib1funcs.asm: Likewise.
979 * config/glibc-stdint.h: Likewise.
980 * config/h8300/clzhi2.c: Likewise.
981 * config/h8300/crti.asm: Likewise.
982 * config/h8300/crtn.asm: Likewise.
983 * config/h8300/ctzhi2.c: Likewise.
984 * config/h8300/fixunssfsi.c: Likewise.
985 * config/h8300/lib1funcs.asm: Likewise.
986 * config/h8300/parityhi2.c: Likewise.
987 * config/h8300/popcounthi2.c: Likewise.
988 * config/i386/ammintrin.h: Likewise.
989 * config/i386/att.h: Likewise.
990 * config/i386/avxintrin.h: Likewise.
991 * config/i386/biarch64.h: Likewise.
992 * config/i386/bmmintrin.h: Likewise.
993 * config/i386/cpuid.h: Likewise.
994 * config/i386/cross-stdarg.h: Likewise.
995 * config/i386/crtfastmath.c: Likewise.
996 * config/i386/crtprec.c: Likewise.
997 * config/i386/cygming-crtbegin.c: Likewise.
998 * config/i386/cygming-crtend.c: Likewise.
999 * config/i386/cygwin.asm: Likewise.
1000 * config/i386/emmintrin.h: Likewise.
1001 * config/i386/gmm_malloc.h: Likewise.
1002 * config/i386/gthr-win32.c: Likewise.
1003 * config/i386/i386.h: Likewise.
1004 * config/i386/immintrin.h: Likewise.
1005 * config/i386/linux-unwind.h: Likewise.
1006 * config/i386/linux64.h: Likewise.
1007 * config/i386/mm3dnow.h: Likewise.
1008 * config/i386/mmintrin-common.h: Likewise.
1009 * config/i386/mmintrin.h: Likewise.
1010 * config/i386/nmmintrin.h: Likewise.
1011 * config/i386/pmm_malloc.h: Likewise.
1012 * config/i386/pmmintrin.h: Likewise.
1013 * config/i386/smmintrin.h: Likewise.
1014 * config/i386/sol2-c1.asm: Likewise.
1015 * config/i386/sol2-ci.asm: Likewise.
1016 * config/i386/sol2-cn.asm: Likewise.
1017 * config/i386/sol2-gc1.asm: Likewise.
1018 * config/i386/tmmintrin.h: Likewise.
1019 * config/i386/unix.h: Likewise.
1020 * config/i386/w32-unwind.h: Likewise.
1021 * config/i386/wmmintrin.h: Likewise.
1022 * config/i386/x86-64.h: Likewise.
1023 * config/i386/x86intrin.h: Likewise.
1024 * config/i386/xmmintrin.h: Likewise.
1025 * config/ia64/crtbegin.asm: Likewise.
1026 * config/ia64/crtend.asm: Likewise.
1027 * config/ia64/crtfastmath.c: Likewise.
1028 * config/ia64/crti.asm: Likewise.
1029 * config/ia64/crtn.asm: Likewise.
1030 * config/ia64/fde-glibc.c: Likewise.
1031 * config/ia64/lib1funcs.asm: Likewise.
1032 * config/ia64/linux-unwind.h: Likewise.
1033 * config/ia64/quadlib.c: Likewise.
1034 * config/ia64/unwind-ia64.c: Likewise.
1035 * config/linux.h: Likewise.
1036 * config/m32c/m32c-lib1.S: Likewise.
1037 * config/m32c/m32c-lib2-trapv.c: Likewise.
1038 * config/m32c/m32c-lib2.c: Likewise.
1039 * config/m32r/initfini.c: Likewise.
1040 * config/m68hc11/larith.asm: Likewise.
1041 * config/m68hc11/m68hc11-crt0.S: Likewise.
1042 * config/m68k/cf.md: Likewise.
1043 * config/m68k/crti.s: Likewise.
1044 * config/m68k/crtn.s: Likewise.
1045 * config/m68k/lb1sf68.asm: Likewise.
1046 * config/m68k/linux-unwind.h: Likewise.
1047 * config/mcore/crti.asm: Likewise.
1048 * config/mcore/crtn.asm: Likewise.
1049 * config/mcore/lib1.asm: Likewise.
1050 * config/mips/linux-unwind.h: Likewise.
1051 * config/mips/loongson.h: Likewise.
1052 * config/mips/mips16.S: Likewise.
1053 * config/mmix/crti.asm: Likewise.
1054 * config/mmix/crtn.asm: Likewise.
1055 * config/pa/fptr.c: Likewise.
1056 * config/pa/hpux-unwind.h: Likewise.
1057 * config/pa/lib2funcs.asm: Likewise.
1058 * config/pa/linux-atomic.c: Likewise.
1059 * config/pa/linux-unwind.h: Likewise.
1060 * config/pa/milli64.S: Likewise.
1061 * config/pa/quadlib.c: Likewise.
1062 * config/pa/stublib.c: Likewise.
1063 * config/picochip/libgccExtras/adddi3.asm: Likewise.
1064 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
1065 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
1066 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
1067 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
1068 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
1069 * config/picochip/libgccExtras/divmod15.asm: Likewise.
1070 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
1071 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
1072 * config/picochip/libgccExtras/longjmp.asm: Likewise.
1073 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
1074 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
1075 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
1076 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
1077 * config/picochip/libgccExtras/setjmp.asm: Likewise.
1078 * config/picochip/libgccExtras/subdi3.asm: Likewise.
1079 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
1080 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
1081 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
1082 * config/rs6000/750cl.h: Likewise.
1083 * config/rs6000/altivec.h: Likewise.
1084 * config/rs6000/biarch64.h: Likewise.
1085 * config/rs6000/crtresfpr.asm: Likewise.
1086 * config/rs6000/crtresgpr.asm: Likewise.
1087 * config/rs6000/crtresxfpr.asm: Likewise.
1088 * config/rs6000/crtresxgpr.asm: Likewise.
1089 * config/rs6000/crtsavfpr.asm: Likewise.
1090 * config/rs6000/crtsavgpr.asm: Likewise.
1091 * config/rs6000/darwin-asm.h: Likewise.
1092 * config/rs6000/darwin-fallback.c: Likewise.
1093 * config/rs6000/darwin-fpsave.asm: Likewise.
1094 * config/rs6000/darwin-ldouble.c: Likewise.
1095 * config/rs6000/darwin-tramp.asm: Likewise.
1096 * config/rs6000/darwin-unwind.h: Likewise.
1097 * config/rs6000/darwin-vecsave.asm: Likewise.
1098 * config/rs6000/darwin-world.asm: Likewise.
1099 * config/rs6000/e500crtres32gpr.asm: Likewise.
1100 * config/rs6000/e500crtres64gpr.asm: Likewise.
1101 * config/rs6000/e500crtres64gprctr.asm: Likewise.
1102 * config/rs6000/e500crtrest32gpr.asm: Likewise.
1103 * config/rs6000/e500crtrest64gpr.asm: Likewise.
1104 * config/rs6000/e500crtresx32gpr.asm: Likewise.
1105 * config/rs6000/e500crtresx64gpr.asm: Likewise.
1106 * config/rs6000/e500crtsav32gpr.asm: Likewise.
1107 * config/rs6000/e500crtsav64gpr.asm: Likewise.
1108 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
1109 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
1110 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
1111 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
1112 * config/rs6000/eabi-ci.asm: Likewise.
1113 * config/rs6000/eabi-cn.asm: Likewise.
1114 * config/rs6000/eabi.asm: Likewise.
1115 * config/rs6000/linux-unwind.h: Likewise.
1116 * config/rs6000/linux64.h: Likewise.
1117 * config/rs6000/paired.h: Likewise.
1118 * config/rs6000/paired.md: Likewise.
1119 * config/rs6000/ppc64-fp.c: Likewise.
1120 * config/rs6000/ppu_intrinsics.h: Likewise.
1121 * config/rs6000/rs6000.h: Likewise.
1122 * config/rs6000/si2vmx.h: Likewise.
1123 * config/rs6000/sol-ci.asm: Likewise.
1124 * config/rs6000/sol-cn.asm: Likewise.
1125 * config/rs6000/spe.h: Likewise.
1126 * config/rs6000/spu2vmx.h: Likewise.
1127 * config/rs6000/sysv4.h: Likewise.
1128 * config/rs6000/tramp.asm: Likewise.
1129 * config/rs6000/vec_types.h: Likewise.
1130 * config/s390/linux-unwind.h: Likewise.
1131 * config/s390/tpf-unwind.h: Likewise.
1132 * config/score/crti.asm: Likewise.
1133 * config/score/crtn.asm: Likewise.
1134 * config/sh/crt1.asm: Likewise.
1135 * config/sh/crti.asm: Likewise.
1136 * config/sh/crtn.asm: Likewise.
1137 * config/sh/divtab-sh4-300.c: Likewise.
1138 * config/sh/divtab-sh4.c: Likewise.
1139 * config/sh/divtab.c: Likewise.
1140 * config/sh/lib1funcs-4-300.asm: Likewise.
1141 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
1142 * config/sh/lib1funcs.asm: Likewise.
1143 * config/sh/lib1funcs.h: Likewise.
1144 * config/sh/linux-atomic.asm: Likewise.
1145 * config/sh/linux-unwind.h: Likewise.
1146 * config/sh/shmedia.h: Likewise.
1147 * config/sh/sshmedia.h: Likewise.
1148 * config/sh/ushmedia.h: Likewise.
1149 * config/sparc/crtfastmath.c: Likewise.
1150 * config/sparc/linux-unwind.h: Likewise.
1151 * config/sparc/sol2-c1.asm: Likewise.
1152 * config/sparc/sol2-ci.asm: Likewise.
1153 * config/sparc/sol2-cn.asm: Likewise.
1154 * config/spu/divmodti4.c: Likewise.
1155 * config/spu/divv2df3.c: Likewise.
1156 * config/spu/float_disf.c: Likewise.
1157 * config/spu/float_unsdidf.c: Likewise.
1158 * config/spu/float_unsdisf.c: Likewise.
1159 * config/spu/float_unssidf.c: Likewise.
1160 * config/spu/mfc_multi_tag_release.c: Likewise.
1161 * config/spu/mfc_multi_tag_reserve.c: Likewise.
1162 * config/spu/mfc_tag_release.c: Likewise.
1163 * config/spu/mfc_tag_reserve.c: Likewise.
1164 * config/spu/mfc_tag_table.c: Likewise.
1165 * config/spu/multi3.c: Likewise.
1166 * config/spu/spu_internals.h: Likewise.
1167 * config/spu/spu_intrinsics.h: Likewise.
1168 * config/spu/spu_mfcio.h: Likewise.
1169 * config/spu/vec_types.h: Likewise.
1170 * config/spu/vmx2spu.h: Likewise.
1171 * config/stormy16/stormy16-lib2.c: Likewise.
1172 * config/svr4.h: Likewise.
1173 * config/sync.c: Likewise.
1174 * config/v850/lib1funcs.asm: Likewise.
1175 * config/vxlib-tls.c: Likewise.
1176 * config/vxlib.c: Likewise.
1177 * config/vxworks-dummy.h: Likewise.
1178 * config/xtensa/crti.asm: Likewise.
1179 * config/xtensa/crtn.asm: Likewise.
1180 * config/xtensa/ieee754-df.S: Likewise.
1181 * config/xtensa/ieee754-sf.S: Likewise.
1182 * config/xtensa/lib1funcs.asm: Likewise.
1183 * config/xtensa/lib2funcs.S: Likewise.
1184 * config/xtensa/linux-unwind.h: Likewise.
1185 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
1186 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
1187 * coretypes.h: Likewise.
1188 * crtstuff.c: Likewise.
1189 * defaults.h: Likewise.
1190 * dwarf2.h: Likewise.
1191 * emutls.c: Likewise.
1192 * gbl-ctors.h: Likewise.
1193 * gcov-io.h: Likewise.
1194 * ginclude/float.h: Likewise.
1195 * ginclude/iso646.h: Likewise.
1196 * ginclude/stdarg.h: Likewise.
1197 * ginclude/stdbool.h: Likewise.
1198 * ginclude/stddef.h: Likewise.
1199 * ginclude/stdfix.h: Likewise.
1200 * ginclude/stdint-gcc.h: Likewise.
1201 * ginclude/tgmath.h: Likewise.
1202 * gthr-aix.h: Likewise.
1203 * gthr-dce.h: Likewise.
1204 * gthr-gnat.c: Likewise.
1205 * gthr-gnat.h: Likewise.
1206 * gthr-lynx.h: Likewise.
1207 * gthr-mipssde.h: Likewise.
1208 * gthr-nks.h: Likewise.
1209 * gthr-posix.c: Likewise.
1210 * gthr-posix.h: Likewise.
1211 * gthr-posix95.h: Likewise.
1212 * gthr-rtems.h: Likewise.
1213 * gthr-single.h: Likewise.
1214 * gthr-solaris.h: Likewise.
1215 * gthr-tpf.h: Likewise.
1216 * gthr-vxworks.h: Likewise.
1217 * gthr-win32.h: Likewise.
1219 * libgcc2.c: Likewise.
1220 * libgcc2.h: Likewise.
1221 * libgcov.c: Likewise.
1222 * tsystem.h: Likewise.
1223 * typeclass.h: Likewise.
1224 * unwind-c.c: Likewise.
1225 * unwind-compat.h: Likewise.
1226 * unwind-dw2-fde-compat.c: Likewise.
1227 * unwind-dw2-fde-darwin.c: Likewise.
1228 * unwind-dw2-fde-glibc.c: Likewise.
1229 * unwind-dw2-fde.c: Likewise.
1230 * unwind-dw2-fde.h: Likewise.
1231 * unwind-dw2.c: Likewise.
1232 * unwind-dw2.h: Likewise.
1233 * unwind-generic.h: Likewise.
1234 * unwind-pe.h: Likewise.
1235 * unwind-sjlj.c: Likewise.
1236 * unwind.inc: Likewise.
1237 * config/arm/neon-gen.ml: Change generated copyright header to
1238 refer to version 3 of the GNU General Public License with
1239 version 3.1 of the GCC Runtime Library Exception and to point
1240 readers at the COPYING3 and COPYING3.RUNTIME files and the
1241 FSF's license web page.
1242 * config/arm/arm_neon.h: Regenerate.
1244 2009-04-09 Jakub Jelinek <jakub@redhat.com>
1246 * config/cris/cris.md: Change copyright header to refer to version
1247 3 of the GNU General Public License.
1248 * doc/install.texi2html: Change copyright header to refer to version
1249 3 of the GNU General Public License and to point readers at the
1250 COPYING3 file and the FSF's license web page.
1251 * config/vax/linux.h: Likewise.
1253 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
1255 * config/i386/i386.md (cmpcc): New.
1256 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
1257 (sync_compare_and_swap_cc*): Delete.
1259 * config/s390/s390.c (s390_compare_emitted): Remove.
1260 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
1261 s390_compare_emitted used to be handled. Assert that modes match.
1262 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
1263 refer to sync_compare_and_swap_ccsi.
1264 * config/s390/s390.h (s390_compare_emitted): Remove.
1265 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
1266 instead of s390_compare_emitted.
1267 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
1268 instead of s390_compare_emitted.
1269 * config/s390/s390.md (cmpcc): New.
1270 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
1271 CC_REGNUM, do not pretend it's set.
1272 (sync_compare_and_swap_cc*): Delete.
1273 * config/s390/predicates.md (cc_reg_operand): New.
1275 * expr.c (sync_compare_and_swap_cc): Delete.
1276 * optabs.h (sync_compare_and_swap_cc): Delete.
1277 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
1278 is being used with can_compare_p.
1279 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
1281 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
1282 look for a MODE_CC set instead. Use emit_store_flag.
1283 (expand_compare_and_swap_loop): Likewise, with some additional
1284 complication to avoid a force_reg when useless. Use
1285 emit_cmp_and_jump_insns.
1286 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
1287 * doc/md.texi (sync_compare_and_swap_cc): Merge with
1288 sync_compare_and_swap documentation.
1290 2009-04-09 Jan Hubicka <jh@suse.cz>
1292 * except.c (find_prev_try): Break out from ....
1293 (duplicate_eh_regions): ... here; properly update prev_try pointers
1294 when duplication part of tree.
1295 (dump_eh_tree): Improve dumping.
1296 (verify_eh_region): New.
1297 (verify_eh_tree): Use it.
1299 2009-04-06 Richard Guenther <rguenther@suse.de>
1301 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
1302 &ARRAY addresses by adjusting their types and prepending
1304 * tree-cfg.c (verify_gimple_assign_single): Verify that
1305 addresses are correct.
1307 2009-04-09 Richard Guenther <rguenther@suse.de>
1309 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1310 indices into an array reference if possible.
1311 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1312 Fold POINTER_PLUS_EXPR statements with invariant address.
1314 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1317 * config.gcc (powerpc64-*-linux*): Always build biarch.
1319 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1322 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1323 it and pedwarn if this results in an INTEGER_CST.
1325 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1327 * doc/install.texi: Update minimum GMP version. Remove obsolete
1328 text in MPFR section.
1330 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1332 * dwarf2out.c (class_scope_p): New static inline.
1333 (class_or_namespace_scope_p): Use it.
1334 (gen_variable_die): Use DW_TAG_member tag for static data member
1335 declarations instead of DW_TAG_variable.
1338 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1341 2009-04-08 Richard Guenther <rguenther@suse.de>
1343 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1344 valueize random data.
1346 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1348 * config.gcc (aix tm_file): Add aix-stdint.h.
1349 (aix tm clause use_gcc_stdint): Set to wrap.
1350 * config/rs6000/aix-stdint.h: New file.
1352 2009-04-08 Richard Guenther <rguenther@suse.de>
1355 * tree-dfa.c (add_referenced_var): Do not recurse into
1356 global initializers.
1357 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1359 (fold_const_aggregate_ref): Likewise.
1361 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1363 * recog.c (ordered_comparison_operator): New.
1364 * gensupport.c (std_preds): Add it.
1365 * doc/md.texi (Machine-Independent Predicates): Document it.
1367 2009-04-08 Jan Hubicka <jh@suse.cz>
1369 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1370 * function.h (rtl_eh): Remove exception_handler_label_map.
1371 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1372 remove_exception_handler_label, for_each_eh_label_1): Remove.
1373 (rtl_remove_unreachable_regions): Remove.
1374 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1375 (find_exception_handler_labels): Don't build the hashtable.
1376 (maybe_remove_eh_handler): Remove.
1377 (for_each_eh_label): Rewrite to walk the tree.
1378 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1379 * except.h (maybe_remove_eh_handler): Remove.
1380 * passes.c (init_optimization_passes): Schedule second EH cleanup
1382 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1383 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1385 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1387 * genoutput.c (validate_optab_operands): New.
1388 (gen_insn, gen_expand): Call it.
1390 * genflags.c (gen_insn): Detect misused iterators.
1391 (main): Pass line_no to gen_insn, exit with status 1 on error.
1393 * genextract.c (line_no): Make global.
1394 (VEC_safe_set_locstr): Change assertion to error message.
1395 (main): Exit with status 1 on error.
1397 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1401 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1402 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1403 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1404 * c-convert.c (convert): Do not call fold on results of conversion
1405 functions when the result is a C_MAYBE_CONST_EXPR.
1406 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1407 of __builtin_choose_expr.
1408 * c-typeck.c (remove_c_maybe_const_expr): New.
1409 (build_unary_op, build_conditional_expr, build_compound_expr,
1410 build_binary_op, c_objc_common_truthvalue_conversion): Call
1411 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1414 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1416 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1417 CODE to produce a new one. Add a prototype to use fold_convert_const
1419 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1422 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1423 mix declarations and code.
1425 2009-04-08 Ben Elliston <bje@au.ibm.com>
1427 * gcc.c: Replace `CC' with `GCC' throughout.
1429 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1431 * doc/invoke.texi: Document Atom support.
1433 2009-04-07 Jason Merrill <jason@redhat.com>
1436 * c-common.h, c-common.c: Add flag_pretty_templates.
1437 * c-opts.c (c_common_handle_option): Set it.
1438 * c.opt: Add -fno-pretty-templates.
1439 * doc/invoke.texi (C++ Dialect Options): Likewise.
1441 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1443 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1444 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1445 (ia64_expand_builtin): Likewise.
1447 2009-04-07 Martin Jambor <mjambor@suse.cz>
1449 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1450 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1451 ADDR_EXPRS are include too.
1453 2009-04-07 Richard Guenther <rguenther@suse.de>
1455 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1456 decls are only used if passes as parameters or if they are
1457 local statics and the call is not to a builtin.
1458 (call_may_clobber_ref_p_1): Likewise.
1460 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1462 * expr.c (do_store_flag): Remove last argument. Simplify code
1463 to avoid duplication of tests already done by can_compare_p.
1464 (expand_expr_real_1): Adjust caller.
1466 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1468 * optabs.c (can_compare_p): Test the predicate of a
1469 cbranch and cstore pattern.
1471 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1473 * expr.c (convert_move): Use emit_store_flag instead of
1476 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1478 * config/i386/i386.c (ix86_compare_emitted): Remove.
1479 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1480 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1481 * config/i386/i386.h (ix86_compare_emitted): Remove.
1482 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1483 instead of ix86_compare_emitted.
1484 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1486 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1488 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1489 Add t-sysroot-suffix to tmake_file.
1490 * config/print-sysroot-suffix.sh: New file.
1491 * config/t-sysroot-suffix: New file.
1493 2009-04-07 Ben Elliston <bje@au.ibm.com>
1495 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1496 as the latter produces a warning when the target does not support
1499 2009-04-07 Ben Elliston <bje@au.ibm.com>
1501 * dfp.c: Replace type punning assignments with memcpy throughout.
1502 * Makefile.in (dfp.o-warn): Remove.
1504 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1507 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1508 Include soft-fp/t-softfp after rs6000/t-linux64.
1510 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1512 * stor-layout.c (set_sizetype): Use the full precision of their
1513 machine mode for bitsize types.
1515 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1517 * config/i386/i386.md: Revert 2 accidental checkins.
1519 2009-04-06 Joey Ye <joey.ye@intel.com>
1520 Xuepeng Guo <xuepeng.guo@intel.com>
1521 H.J. Lu <hongjiu.lu@intel.com>
1523 Atom pipeline model, tuning and insn selection.
1524 * config.gcc (atom): Add atom config options and target.
1526 * config/i386/atom.md: New.
1528 * config/i386/i386.c (atom_cost): New cost.
1529 (m_ATOM): New macro flag.
1530 (initial_ix86_tune_features): Set m_ATOM.
1531 (x86_accumulate_outgoing_args): Likewise.
1532 (x86_arch_always_fancy_math_387): Likewise.
1533 (processor_target): Add Atom cost.
1534 (cpu_names): Add Atom cpu name.
1535 (override_options): Set Atom ISA.
1536 (ix86_issue_rate): New case PROCESSOR_ATOM.
1537 (ix86_adjust_cost): Likewise.
1539 * config/i386/i386.h (TARGET_ATOM): New target macro.
1540 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1541 (TARGET_OPT_AGU): New target option.
1542 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1543 (processor_type): Add PROCESSOR_ATOM.
1545 * config/i386/i386.md (cpu): Add new value "atom".
1546 (use_carry, movu): New attr.
1547 (atom.md): Include atom.md.
1548 (adddi3_carry_rex64): Set attr "use_carry".
1549 (addqi3_carry): Likewise.
1550 (addhi3_carry): Likewise.
1551 (addsi3_carry): Likewise.
1552 (*addsi3_carry_zext): Likewise.
1553 (subdi3_carry_rex64): Likewise.
1554 (subqi3_carry): Likewise.
1555 (subhi3_carry): Likewise.
1556 (subsi3_carry): Likewise.
1557 (x86_movdicc_0_m1_rex64): Likewise.
1558 (*x86_movdicc_0_m1_se): Likewise.
1559 (x86_movsicc_0_m1): Likewise.
1560 (*x86_movsicc_0_m1_se): Likewise.
1561 (*adddi_1_rex64): Emit add insn as much as possible.
1562 (*addsi_1): Likewise.
1563 (return_internal): Set atom_unit.
1564 (return_internal_long): Likewise.
1565 (return_pop_internal): Likewise.
1566 (*rcpsf2_sse): Set atom_sse_attr attr.
1567 (*qrt<mode>2_sse): Likewise.
1568 (*prefetch_sse): Likewise.
1570 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1572 (ix86_target_macros_internal): Likewise.
1574 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1575 (*prefetch_sse_rex): Likewise.
1576 (sse_rcpv4sf2): Likewise.
1577 (sse_vmrcpv4sf2): Likewise.
1578 (sse_sqrtv4sf2): Likewise.
1579 (<sse>_vmsqrt<mode>2): Likewise.
1580 (sse_ldmxcsr): Likewise.
1581 (sse_stmxcsr): Likewise.
1582 (*sse_sfence): Likewise.
1583 (sse2_clflush): Likewise.
1584 (*sse2_mfence): Likewise.
1585 (*sse2_lfence): Likewise.
1586 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1587 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1588 (avx_movdqu<avxmodesuffix>): Likewise.
1589 (avx_lddqu<avxmodesuffix>): Likewise.
1590 (sse2_movntv2di): Change attr "type" to "ssemov".
1591 (sse2_movntsi): Likewise.
1592 (rsqrtv8sf2): Change attr "type" to "sseadd".
1593 (sse3_addsubv2df3): Set attr "atom_unit".
1594 (sse3_h<plusminus_insn>v4sf3): Likewise.
1595 (*sse2_pmaddwd): Likewise.
1596 (*vec_extractv2di_1_rex64): Likewise.
1597 (*vec_extractv2di_1_avx): Likewise.
1598 (sse2_psadbw): Likewise.
1599 (ssse3_phaddwv8hi3): Likewise.
1600 (ssse3_phaddwv4hi3): Likewise.
1601 (ssse3_phadddv4si3): Likewise.
1602 (ssse3_phadddv2si3): Likewise.
1603 (ssse3_phaddswv8hi3): Likewise.
1604 (ssse3_phaddswv4hi3): Likewise.
1605 (ssse3_phsubwv8hi3): Likewise.
1606 (ssse3_phsubwv4hi3): Likewise.
1607 (ssse3_phsubdv4si3): Likewise.
1608 (ssse3_phsubdv2si3): Likewise.
1609 (ssse3_phsubswv8hi3): Likewise.
1610 (ssse3_phsubswv4hi3): Likewise.
1611 (ssse3_pmaddubsw128): Likewise.
1612 (sse3_pmaddubsw: Likewise.
1613 (ssse3_palignrti): Likewise.
1614 (ssse3_palignrdi): Likewise.
1616 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1618 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1620 2009-04-06 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/28868
1623 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1624 of which PHI results we inserted.
1625 (insert_into_preds_of_block): Record inserted PHIs.
1626 (eliminate): Eliminate redundant PHI nodes.
1627 (init_pre): Init inserted_phi_names.
1629 2009-04-06 Richard Guenther <rguenther@suse.de>
1631 PR tree-optimization/39643
1632 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1633 IMAGPART_EXPRs of complex constants.
1634 (execute_fold_all_builtins): If we folded a call queue
1635 TODO_update_address_taken.
1637 2009-04-06 Jan Hubicka <jh@suse.cz>
1640 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1643 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1645 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1647 (ic_invalidate_array): Likewise.
1649 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1651 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1652 alignment for library calls.
1654 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1656 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1657 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1658 * config/i386/mingw-stdint.h: New file.
1660 2009-04-05 Richard Guenther <rguenther@suse.de>
1662 PR tree-optimization/39648
1663 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1664 our &A vs. &A[0] IL deficiencies.
1666 2009-04-04 Jan Hubicka <jh@suse.cz>
1668 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1669 removed toplevel regions.
1670 (sjlj_mark_call_sites): Likewise.
1672 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1674 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1675 (cygwin tm clause use_gcc_stdint): Set to wrap.
1676 * config/i386/cygwin-stdint.h: New file.
1678 2009-04-04 Richard Guenther <rguenther@suse.de>
1680 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1681 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1682 single-argument PHIs if we are in loop-closed SSA form.
1683 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1684 for the pre-condition.
1685 (slpeel_tree_peel_loop_to_edge): Likewise.
1686 (vect_build_loop_niters): Take an optional sequence to append stmts.
1687 (vect_generate_tmps_on_preheader): Likewise.
1688 (vect_do_peeling_for_loop_bound): Take extra guards for the
1690 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1691 the cost model check.
1692 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1693 guards if we are going to peel. Do not apply versioning in that case.
1694 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1695 (vect_do_peeling_for_loop_bound): Likewise.
1696 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1697 loop bound only record extra pre-conditions, do not apply loop
1700 2009-04-04 Richard Guenther <rguenther@suse.de>
1702 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1705 2009-04-04 Jan Hubicka <jh@suse.cz>
1707 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1708 last_basic_block for size of bb->index indexed array.
1709 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1710 compute_out, link_btr_uses, build_btr_def_use_webs,
1711 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1713 2009-04-04 Jan Hubicka <jh@suse.cz>
1715 * except.c (remove_eh_handler_and_replace): Break out from ...
1716 (remove_eh_handler): ... here.
1717 (bring_to_root): New function.
1718 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1719 handled ones, bring others to root of tree.
1721 2009-04-04 Jan Hubicka <jh@suse.cz>
1723 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1724 (all_phis_safe_to_merge): New function.
1725 (update_info): New structure.
1726 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1727 (cleanup_empty_eh): Update SSA if possible.
1729 2009-04-04 Richard Guenther <rguenther@suse.de>
1731 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1732 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1733 (append_vuse): Likewise.
1735 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1737 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1738 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1739 instead of REG_UNSAVED for DW_CFA_undefined.
1740 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1741 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1744 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1747 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1748 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1749 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1751 2009-04-04 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/8781
1754 PR tree-optimization/37892
1755 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1756 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1757 (valueize_refs): Call it for *& valueizations.
1758 (shared_reference_ops_from_ref): Rename to ...
1759 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1760 (shared_reference_ops_from_call): Rename to ...
1761 (valueize_shared_reference_ops_from_call): ... this and valueize.
1762 (vn_reference_lookup): Update.
1763 (visit_reference_op_call): Likewise.
1764 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1765 (eliminate): Value-replace the call address in call statements.
1767 2009-04-04 Richard Guenther <rguenther@suse.de>
1769 PR tree-optimization/39636
1770 * tree-ssa-forwprop.c
1771 (forward_propagate_addr_into_variable_array_index): Check for
1772 GIMPLE_ASSIGN before accessing the rhs code.
1774 2009-04-03 Jason Merrill <jason@redhat.com>
1776 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1778 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1780 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1781 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1782 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1783 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1784 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1785 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1786 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1787 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1788 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1789 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1790 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1791 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1792 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1793 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1794 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1795 Use fr_reg_or_fp01_operand instead of fr_register_operand
1797 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1798 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1799 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1801 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1803 PR rtl-optimization/39607
1804 PR rtl-optimization/39631
1808 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1809 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1810 instead of DF_LR_OUT.
1811 * ira-lives.c (process_bb_node_lives): Ditto.
1812 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1813 instead of DF_LR_{OUT,IN}.
1814 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1815 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1817 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1819 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1820 (execute_lower_omp): Always run but take the short way out if -fopenmp
1822 (gate_lower_omp): Remove, forcing the pass manager to always run the
1823 pass and always set PROP_gimple_lomp.
1824 (pass_lower_omp): Remove gate function.
1825 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1826 PROP_trees. Instead, require it.
1827 * ipa-cp.c (pass_ipa_cp): Likewise.
1828 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1829 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1830 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1831 and PROP_gimple_leh.
1833 2009-04-03 Richard Guenther <rguenther@suse.de>
1836 PR tree-optimization/23940
1837 PR tree-optimization/33237
1840 PR tree-optimization/36201
1841 PR tree-optimization/36230
1842 PR tree-optimization/38049
1843 PR tree-optimization/38207
1844 PR tree-optimization/38230
1845 PR tree-optimization/38301
1846 PR tree-optimization/38585
1848 PR tree-optimization/38985
1849 PR tree-optimization/39299
1850 * tree-ssa-structalias.h: Remove.
1851 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1852 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1853 (struct vuse_element_d): Remove.
1854 (struct vuse_vec_d): Likewise.
1855 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1856 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1857 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1858 VUSE_ELEMENT_VAR): Likewise.
1859 (struct voptype_d): Likewise.
1860 (NUM_VOP_FREE_BUCKETS): Likewise.
1861 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1862 (struct stmt_operands_d): Remove.
1863 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1864 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1865 VDEF_NUM, VDEF_VECT): Likewise.
1866 (copy_virtual_operands): Remove.
1867 (operand_build_cmp): Likewise.
1868 (create_ssa_artificial_load_stmt): Likewise.
1869 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1870 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1871 vuse_index and mayuse_index members. Pack and move done and iter_type
1872 members to the front.
1873 (SSA_OP_VMAYUSE): Remove.
1874 (SSA_OP_VIRTUAL_USES): Adjust.
1875 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1876 (unlink_stmt_vdef): Declare.
1877 (add_to_addressable_set): Remove.
1878 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1879 (vrp_visit_stmt): Likewise.
1880 * doc/tree-ssa.texi (Alias analysis): Update.
1881 * doc/invoke.texi (max-aliased-vops): Remove docs.
1882 (avg-aliased-vops): Likewise.
1883 * tree-into-ssa.c (syms_to_rename): Remove.
1884 (need_to_update_vops_p): Likewise.
1885 (need_to_initialize_update_ssa_p): Rename to ...
1886 (update_ssa_initialized_fn): ... this. Track function we are
1888 (symbol_marked_for_renaming): Simplify.
1889 (add_new_name_mapping): Do not set need_to_update_vops_p.
1890 (dump_currdefs): Use SYMS_TO_RENAME.
1891 (rewrite_update_stmt): Always walk all uses/defs.
1892 (dump_update_ssa): Adjust.
1893 (init_update_ssa): Take function argument. Track what we are
1895 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1896 (create_new_def_for): Initialize for cfun, assert we are initialized
1898 (mark_sym_for_renaming): Simplify.
1899 (mark_set_for_renaming): Do not initialize update-ssa.
1900 (need_ssa_update_p): Simplify. Take function argument.
1901 (name_mappings_registered_p): Assert we ask for the correct function.
1902 (name_registered_for_update_p): Likewise.
1903 (ssa_names_to_replace): Likewise.
1904 (release_ssa_name_after_update_ssa): Likewise.
1905 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1906 (dump_decl_set): Do not print a newline.
1907 (debug_decl_set): Do it here.
1908 (dump_update_ssa): And here.
1909 * tree-ssa-loop-im.c (move_computations): Adjust.
1910 (movement_possibility): Likewise.
1911 (determine_max_movement): Likewise.
1912 (gather_mem_refs_stmt): Likewise.
1913 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1915 * tree-complex.c (update_all_vops): Remove.
1916 (expand_complex_move): Adjust.
1917 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1918 Simplify test for memory referencing statement. Exclude
1919 non-invariant ADDR_EXPRs.
1920 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1921 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1922 (rdg_flag_uses): Likewise.
1923 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1925 (tree_optimize_tail_calls_1): Also split the
1926 edge from the entry block if we have degenerate PHI nodes in
1927 the first basic block.
1928 * tree.c (init_ttree): Remove memory-tag related code.
1929 (tree_code_size): Likewise.
1930 (tree_node_structure): Likewise.
1931 (build7_stat): Re-write to be build6_stat.
1932 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1933 (SSA_VAR_P): Adjust.
1934 (struct tree_memory_tag): Remove.
1935 (struct tree_memory_partition_tag): Likewise.
1936 (union tree_node): Adjust.
1937 (build7): Re-write to be build6.
1938 * tree-pass.h (pass_reset_cc_flags): Remove.
1939 (TODO_update_address_taken): New flag.
1940 (pass_simple_dse): Remove.
1941 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1942 * params.h (MAX_ALIASED_VOPS): Remove.
1943 (AVG_ALIASED_VOPS): Likewise.
1944 * omp-low.c (expand_omp_taskreg): Update SSA form.
1945 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1946 aliases the lhs in a copy stmt.
1947 * tree-ssa-dse.c (struct address_walk_data): Remove.
1948 (memory_ssa_name_same): Likewise.
1949 (memory_address_same): Likewise.
1950 (get_kill_of_stmt_lhs): Likewise.
1951 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1952 unused stores. Look through PHI nodes into post-dominated regions.
1953 (dse_optimize_stmt): Simplify. Properly remove stores.
1954 (tree_ssa_dse): Compute dominators.
1955 (execute_simple_dse): Remove.
1956 (pass_simple_dse): Likewise.
1957 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1958 gimple_loaded_syms and gimple_stored_syms computation.
1959 * toplev.c (dump_memory_report): Dump alias and pta stats.
1960 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1961 (vn_reference_eq): Likewise.
1962 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1963 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1964 valueize_vuses): Remove.
1965 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1966 (get_def_ref_stmt_vuse): ... this.
1967 (vn_reference_lookup_2): New function.
1968 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1969 walking equivalent vuses. Simplify.
1970 (vn_reference_lookup): Likewise.
1971 (vn_reference_insert): Likewise.
1972 (vn_reference_insert_pieces): Likewise.
1973 (visit_reference_op_call): Simplify.
1974 (visit_reference_op_load): Likewise.
1975 (visit_reference_op_store): Likewise.
1976 (init_scc_vn): Remove shared_lookup_vuses initialization.
1977 (free_scc_vn): Remove shared_lookup_vuses freeing.
1978 (sort_vuses, sort_vuses_heap): Remove.
1979 (get_ref_from_reference_ops): Export.
1980 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1981 vector with single vuse pointer.
1982 (vn_reference_lookup_pieces, vn_reference_lookup,
1983 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1984 (shared_vuses_from_stmt): Remove.
1985 (get_ref_from_reference_ops): Declare.
1986 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1987 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1988 memory-tag related code.
1989 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1990 (likely_value): Add comment, skip static-chain of call statements.
1991 (surely_varying_stmt_p): Adjust.
1992 (gimplify_and_update_call_from_tree): Likewise.
1993 (execute_fold_all_builtins): Do not rebuild alias info.
1994 (gimplify_and_update_call_from_tree): Properly update VOPs.
1995 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1996 (copy_ref_info): Remove memory-tag related code.
1997 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1998 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1999 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
2001 * tree-ssa-dom.c (gimple_p): Remove typedef.
2002 (eliminate_redundant_computations): Adjust.
2003 (record_equivalences_from_stmt): Likewise.
2004 (avail_expr_hash): Likewise.
2005 (avail_expr_eq): Likewise.
2006 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
2007 (stmt_makes_single_load): Likewise.
2008 (stmt_makes_single_store): Likewise.
2009 * tree-ssa-alias.c: Rewrite completely.
2010 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
2011 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
2012 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
2013 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
2014 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
2015 Remove public functions.
2016 (pass_reset_cc_flags): Remove.
2017 (pass_build_alias): Move ...
2018 * tree-ssa-structalias.c (pass_build_alias): ... here.
2019 * tree-ssa-alias.c (may_be_aliased): Move ...
2020 * tree-flow-inline.h (may_be_aliased): ... here.
2021 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
2022 count_uses_and_derefs): Move ...
2023 * gimple.c: ... here.
2024 * gimple.h (count_uses_and_derefs): Declare.
2025 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
2026 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
2027 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
2028 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
2029 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
2030 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
2031 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
2033 * tree-dfa.c (refs_may_alias_p): Move ...
2034 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
2035 * tree-ssa-alias.h: New file.
2036 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
2037 (statement_sink_location): Likewise.
2038 * opts.c (decode_options): Do not adjust max-aliased-vops or
2039 avg-aliased-vops values.
2040 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
2041 (TV_CALL_CLOBBER): Likewise.
2042 (TV_FLOW_SENSITIVE): Likewise.
2043 (TV_FLOW_INSENSITIVE): Likewise.
2044 (TV_MEMORY_PARTITIONING): Likewise.
2045 (TV_ALIAS_STMT_WALK): New timevar.
2046 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
2047 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
2048 (get_address_description): Remove memory-tag related code.
2049 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
2050 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
2051 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
2052 and immediate uses in statements. Document.
2053 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
2054 (dump_symbols): Remove.
2055 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
2056 * alias.c (get_deref_alias_set): New function split out from ...
2057 (get_alias_set): ... here.
2058 * alias.h (get_deref_alias_set): Declare.
2059 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
2060 type parameter. Remove restrict pointer handling. Create a
2061 ref-all pointer in case type-based alias sets do not conflict.
2062 (vect_analyze_data_refs): Remove SMT related code.
2063 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
2064 (vectorizable_load): Likewise.
2065 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
2066 (DR_SYMBOL_TAG, DR_VOPS): Remove.
2067 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
2068 Ignore vops and SMTs.
2069 (dr_analyze_alias): Likewise..
2070 (free_data_ref): Likewise.
2071 (create_data_ref): Likewise.
2072 (analyze_all_data_dependences): Likewise.
2073 (get_references_in_stmt): Adjust.
2074 * tree-flow-inline.h (gimple_aliases_computed_p,
2075 gimple_addressable_vars, gimple_call_clobbered_vars,
2076 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
2077 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
2078 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
2079 gimple_mem_ref_stats): Remove.
2080 (gimple_vop): New function.
2081 (op_iter_next_use): Remove vuses and mayuses cases.
2082 (op_iter_next_def): Remove vdefs case.
2083 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
2084 (clear_and_done_ssa_iter): Do not set removed fields.
2085 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
2086 Assert we are not iterating over vuses or vdefs if not also
2087 iterating over uses or defs.
2088 (op_iter_init_use): Likewise.
2089 (op_iter_init_def): Likewise.
2090 (op_iter_next_vdef): Remove.
2091 (op_iter_next_mustdef): Likewise.
2092 (op_iter_init_vdef): Likewise.
2093 (compare_ssa_operands_equal): Likewise.
2094 (link_use_stmts_after): Handle vuse operand.
2095 (is_call_used): Use is_call_clobbered.
2096 (is_call_clobbered): Global variables are always call clobbered,
2097 query the call-clobbers bitmap.
2098 (mark_call_clobbered): Ignore global variables.
2099 (clear_call_clobbered): Likewise.
2100 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
2101 virtual operands sanity check.
2102 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
2104 (TARGET_MEM_REF): Remove TMR_TAG operand.
2105 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
2106 Remove call-clobber related code.
2107 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
2108 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
2109 partitions or escape reason.
2110 (get_single_def_stmt, get_single_def_stmt_from_phi,
2111 get_single_def_stmt_with_phi): Remove.
2112 (dump_referenced_vars): Tidy.
2113 (get_ref_base_and_extent): Allow bare decls.
2114 (collect_dfa_stats): Adjust.
2115 * graphite.c (rename_variables_in_stmt): Adjust.
2116 (graphite_copy_stmts_from_block): Likewise.
2117 (translate_clast): Likewise.
2118 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
2120 (translate_vuse_through_block): Use the oracle.
2121 (phi_translate_1): Adjust.
2122 (value_dies_in_block_x): Use the oracle. Cache the outcome
2124 (valid_in_sets): Check if the VUSE for
2125 a REFERENCE is available.
2126 (eliminate): Do not remove stmts during elimination,
2127 instead queue and remove them afterwards.
2128 (do_pre): Do not rebuild alias info.
2129 (pass_pre): Run TODO_rebuild_alias before PRE.
2130 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
2131 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
2132 (mark_all_v_defs_stmt): Remove.
2133 (mark_all_v_defs_seq): Adjust.
2134 (sra_replace): Likewise.
2135 (scalarize_use): Likewise.
2136 (scalarize_copy): Likewise.
2137 (scalarize_init): Likewise.
2138 (scalarize_ldst): Likewise.
2139 (todoflags): Remove.
2140 (tree_sra): Do not rebuild alias info.
2141 (tree_sra_early): Adjust.
2142 (pass_sra): Run TODO_update_address_taken before SRA.
2143 * tree-predcom.c (set_alias_info): Remove.
2144 (prepare_initializers_chain): Do not call it.
2145 (mark_virtual_ops_for_renaming): Adjust.
2146 (mark_virtual_ops_for_renaming_list): Remove.
2147 (initialize_root_vars): Adjust.
2148 (initialize_root_vars_lm): Likewise.
2149 (prepare_initializers_chain): Likewise.
2150 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
2151 (may_propagate_copy_into_stmt): Likewise.
2152 (merge_alias_info): Do nothing for now.
2153 (propagate_tree_value_into_stmt): Adjust.
2154 (stmt_may_generate_copy): Likewise.
2155 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
2156 not mark symbols for renaming.
2157 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
2158 with the same statement, make sure to update the new pointed-to one.
2159 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
2160 call statements, do not mark symbols for renaming.
2161 (mark_operand_necessary): Dump something.
2162 (ref_may_be_aliased): New function.
2163 (mark_aliased_reaching_defs_necessary_1): New helper function.
2164 (mark_aliased_reaching_defs_necessary): Likewise.
2165 (mark_all_reaching_defs_necessary_1): Likewise.
2166 (mark_all_reaching_defs_necessary): Likewise.
2167 (propagate_necessity): Do not process virtual PHIs. For
2168 non-aliased loads mark all reaching definitions as necessary.
2169 For aliased loads and stores mark the immediate dominating
2170 aliased clobbers as necessary.
2171 (visited): New global static.
2172 (perform_tree_ssa_dce): Free visited bitmap after propagating
2174 (remove_dead_phis): Perform simple dead virtual PHI removal.
2175 (remove_dead_stmt): Properly unlink virtual operands when
2177 (eliminate_unnecessary_stmts): Schedule PHI removal after
2179 * tree-ssa-ter.c (is_replaceable_p): Adjust.
2180 (process_replaceable): Likewise.
2181 (find_replaceable_in_bb): Likewise.
2182 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
2183 based on the single gimple vop.
2184 (verify_flow_insensitive_alias_info): Remove.
2185 (verify_flow_sensitive_alias_info): Likewise.
2186 (verify_call_clobbering): Likewise.
2187 (verify_memory_partitions): Likewise.
2188 (verify_alias_info): Likewise.
2189 (verify_ssa): Adjust..
2190 (execute_update_addresses_taken): Export. Update SSA
2191 manually. Optimize only when optimizing. Use a local bitmap.
2192 (pass_update_address_taken): Remove TODO_update_ssa, add
2194 (pass_update_address_taken): Just use TODO_update_address_taken.
2195 (init_tree_ssa): Do not initialize addressable_vars.
2196 (verify_ssa): Verify new VUSE / VDEF properties.
2197 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
2198 Do not call verify_alias_info.
2199 (delete_tree_ssa): Clear the VUSE, VDEF operands.
2200 Do not free the loaded and stored syms bitmaps. Reset the escaped
2201 and callused solutions. Do not free addressable_vars.
2202 Remove memory-tag related code.
2203 (warn_uninitialized_var): Aliases are always available.
2204 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
2205 * lambda-code.c (can_put_in_inner_loop): Adjust.
2206 (can_put_after_inner_loop): Likewise.
2207 (perfect_nestify): Likewise.
2208 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
2209 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
2210 (vectorizable_conversion): Do not mark symbols for renaming.
2211 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
2212 (expand_call_inline): Unlink the calls virtual operands before
2214 (tree_function_versioning): Do not call update_ssa if we are not
2215 updating clones. Simplify.
2216 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
2217 (propagate_with_phi): Likewise..
2218 * tree-outof-ssa.c (create_temp): Remove memory tag and call
2219 clobber code. Assert we are not aliased or global.
2220 * tree-flow.h: Include tree-ssa-alias.h
2221 (enum escape_type): Remove.
2222 (struct mem_sym_stats_d): Likewise.
2223 (struct mem_ref_stats_d): Likewise.
2224 (struct gimple_df): Add vop member. Remove global_var,
2225 call_clobbered_vars, call_used_vars, addressable_vars,
2226 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
2227 escaped and callused members.
2228 (struct ptr_info_def): Remove all members, add points-to solution
2230 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
2231 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
2232 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
2233 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
2234 (tree-ssa-alias.o): Likewise.
2235 (toplev.o): Add tree-ssa-alias.h
2236 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
2237 * gimple.c (gimple_set_bb): Fix off-by-one error.
2238 (is_gimple_reg): Do not handle memory tags.
2239 (gimple_copy): Also copy virtual operands.
2240 Delay updating the statement. Do not reset loaded and stored syms.
2241 (gimple_set_stored_syms): Remove.
2242 (gimple_set_loaded_syms): Likewise.
2243 (gimple_call_copy_skip_args): Copy the virtual operands
2244 and mark the new statement modified.
2245 * tree-ssa-structalias.c (may_alias_p): Remove.
2246 (set_uids_in_ptset): Take the alias set to prune with as
2247 parameter. Fold in the alias test of may_alias_p.
2248 (compute_points_to_sets): Compute whether a ptr is dereferenced
2250 (process_constraint): Deal with &ANYTHING on the lhs, reject all
2251 other ADDRESSOF constraints on the lhs.
2252 (get_constraint_for_component_ref): Assert that we don't get
2253 ADDRESSOF constraints from the base of the reference.
2254 Properly generate UNKNOWN_OFFSET for DEREF if needed.
2255 (struct variable_info): Remove collapsed_to member.
2256 (get_varinfo_fc): Remove.
2257 (new_var_info): Do not set collapsed_to.
2258 (dump_constraint): Do not follow cycles.
2259 (dump_constraint_graph): Likewise.
2260 (build_pred_graph): Likewise.
2261 (build_succ_graph): Likewise.
2262 (rewrite_constraints): Likewise.
2263 (do_simple_structure_copy): Remove.
2264 (do_rhs_deref_structure_copy): Remove.
2265 (do_lhs_deref_structure_copy): Remove.
2266 (collapse_rest_of_var): Remove.
2267 (do_structure_copy): Re-implement.
2268 (pta_stats): New global variable.
2269 (dump_pta_stats): New function.
2270 (struct constraint_expr): Make offset signed.
2271 (UNKNOWN_OFFSET): Define special value.
2272 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
2273 (solution_set_expand): New helper function split out from ...
2274 (do_sd_constraint): ... here.
2275 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
2276 (do_ds_constraint): Likewise.
2277 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
2278 and CALLUSED = *CALLUSED.
2279 (set_union_with_increment): Make inc argument signed.
2280 (type_safe): Remove.
2281 (get_constraint_for_ptr_offset): Handle unknown and negative
2283 (first_vi_for_offset): Handle offsets before start. Bail
2284 out early for offsets beyond the variable extent.
2285 (first_or_preceding_vi_for_offset): New function.
2286 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
2287 Together with ESCAPED = *ESCAPED this properly computes reachability.
2288 (find_what_var_points_to): New function.
2289 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
2290 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
2291 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
2292 pt_solutions_intersect): New functions.
2293 (compute_call_used_vars): Remove.
2294 (compute_may_aliases): New main entry into PTA computation.
2295 * gimple.h (gimple_p): New typedef.
2296 (struct gimple_statement_base): Remove references_memory_p.
2297 (struct gimple_statement_with_memory_ops_base): Remove
2298 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
2300 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
2301 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
2302 gimple_set_references_memory): Remove.
2303 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
2304 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2306 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2307 (verify_expr): Allow RESULT_DECL.
2308 (gimple_duplicate_bb): Do not copy virtual operands.
2309 (gimple_duplicate_sese_region): Adjust.
2310 (gimple_duplicate_sese_tail): Likewise.
2311 (mark_virtual_ops_in_region): Remove.
2312 (move_sese_region_to_fn): Do not call it.
2313 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2314 and pass_simple_dse.
2315 (execute_function_todo): Handle TODO_update_address_taken,
2316 call execute_update_addresses_taken for TODO_rebuild_alias.
2317 (execute_todo): Adjust.
2318 (execute_one_pass): Init dump files early.
2319 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2321 (create_general_new_stmt): Clear vops.
2322 * tree-ssa-reassoc.c (get_rank): Adjust.
2323 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2324 symbols for renaming.
2325 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2326 (PARAM_AVG_ALIASED_VOPS): Likewise.
2327 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2328 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2329 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2330 (operand_build_cmp, copy_virtual_operands,
2331 create_ssa_artificial_load_stmt, add_to_addressable_set,
2332 gimple_add_to_addresses_taken): Remove public functions.
2333 (unlink_stmt_vdef): New function.
2335 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2337 * config.gcc (powerpc-*-linux*): Merge variants.
2339 2009-04-02 Chao-ying Fu <fu@mips.com>
2340 James Grosbach <james.grosbach@microchip.com>
2342 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2343 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2345 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2346 keep_interrupts_masked_p, use_debug_exception_return_p.
2347 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2348 keep_interrupts_masked, use_debug_exception_return.
2349 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2350 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2352 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2353 (mips_print_operand): Process COP0 registers to print $0 .. $31
2354 correctly for GAS to process.
2355 (mips_interrupt_extra_call_saved_reg_p): New function.
2356 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2358 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2359 (mips_compute_frame_info): Add supports for interrupt context that
2360 includes doubleword accumulators and COP0 registers.
2361 (mips_for_each_saved_acc): New function.
2362 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2363 mips_for_each_saved_reg.
2364 (mips_save_reg): Save accumulators.
2365 (mips_kernel_reg_p): A new for_each_rtx callback.
2366 (mips_expand_prologue): Support interrupt handlers.
2367 (mips_restore_reg): Restore accumulators.
2368 (mips_expand_epilogue): Support interrupt handlers.
2369 (mips_can_use_return_insn): Return false for interrupt handlers.
2370 (mips_epilogue_uses): New function.
2371 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2372 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2373 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2374 cop0_move): New instructions.
2375 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2376 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2378 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2380 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2381 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2382 interrupt handlers, we use K0 as the temporary register.
2383 (EPILOGUE_USES): Change to a function call.
2384 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2385 handlers, we use K0 as the temporary register.
2387 * doc/extend.texi (Function Attributes): Document interrupt,
2388 use_shadow_register_set, keep_interrupts_masked,
2389 use_debug_exception_return for MIPS attributes.
2391 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2393 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2394 Remove a number of t-files from tmake_file.
2395 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2396 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2397 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2398 target_prototype, not TARGET_PROTOTYPE.
2399 (LINK_OS_GNU_SPEC): Define.
2400 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2401 and darwin-ldoubdle.c.
2403 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2406 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2407 (cpp_options): Ditto.
2408 (default_compilers): Ditto.
2409 (display_help): Ditto.
2410 (process_command): Ditto.
2412 (set_input): Use lbasename instead of duplicate code.
2413 (save_temps_prefix): New static for -save-temps=obj.
2414 (save_temps_length): Ditto.
2416 * doc/invoke.texi (-save-temps=obj): Document new variant to
2419 2009-04-02 Jeff Law <law@redhat.com>
2421 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2424 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2426 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2427 * configure: Regenerated.
2429 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2431 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2432 share the argument list.
2434 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2438 2009-02-12 Diego Novillo <dnovillo@google.com>
2440 * varpool.c (debug_varpool): New.
2441 * cgraph.h (debug_varpool): Declare.
2443 2009-04-02 Jan Hubicka <jh@suse.cz>
2445 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2448 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2450 * config/i386/i386.c (ix86_abi): Move initialization to ...
2451 (override_options): Here.
2453 2009-04-02 Christian Bruel <christian.bruel@st.com>
2455 * config/sh/sh.c (sh_dwarf_register_span): New function.
2456 (TARGET_DWARF_REGISTER_SPAN): Define.
2457 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2459 2009-04-02 Ira Rosen <irar@il.ibm.com>
2461 PR tree-optimization/39595
2462 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2463 interleaved loads group is not greater than the SLP group size.
2465 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2467 * builtins.c (is_builtin_name): New.
2468 (called_as_built_in): Use is_builtin_name.
2469 * tree.h (is_builtin_name): New.
2470 * varasm.c (incorporeal_function_p): Use is_builtin_name
2472 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2474 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2476 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2479 * c-decl.c (clone_underlying_type): Move this ...
2480 * c-common.c (set_underlying_type): ... here.
2481 Also, make sure the function properly sets TYPE_STUB_DECL() on
2482 the newly created typedef variant type.
2483 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2484 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2487 2009-04-02 Richard Guenther <rguenther@suse.de>
2489 PR tree-optimization/37221
2490 * tree-flow.h (degenerate_phi_result): Declare.
2491 * tree-ssa-dom.c (degenerate_phi_result): Export.
2492 * tree-scalar-evolution.c (analyze_initial_condition): If
2493 the initial condition is defined by a degenerate PHI node
2494 use the degenerate value.
2496 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2498 PR rtl-optimization/39588
2499 * combine.c (merge_outer_ops): Do not set the constant when this
2501 (simplify_shift_const_1): Do not modify it either in this case.
2503 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2505 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2506 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2508 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2511 * c-lex.c (interpret_float): Default (no suffix) is double.
2513 2009-04-1 Xinliang David Li <davidxl@google.com>
2515 * config/i386/i386.c (legitimate_constant_p): Recognize
2516 all one vector constant.
2518 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2520 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2521 Change #include order to silence two warnings.
2523 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2525 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2526 (ASM_SPEC): Pass -k to the assembler for PIC code.
2528 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2530 * gcc/config.gcc: Add vax-*-linux* to the switch.
2531 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2532 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2534 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2536 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2537 Use predicate macros instead of GET_CODE() == foo.
2538 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2539 ashlsi3, rotrsi3, <unnamed>): Likewise.
2541 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2543 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2544 jbbccihi, jbbccisi): Remova trailing whitespace.
2545 * gcc/config/vax/constraints.md: Likewise.
2546 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2547 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2548 * gcc/config/vax/predicates.md: Likewise.
2549 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2550 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2551 * gcc/config/vax/vax.h: Likewise.
2552 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2556 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2557 (indirectable_address_p, adjacent_operands_p): Add spaces around
2559 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2561 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2563 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2564 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2565 index_term_p, reg_plus_index_p, legitimate_address_p,
2566 vax_mode_dependent_address_p): Update comments to match functions
2567 modified by the recent int->bool conversion.
2569 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2571 * gcc/config/vax/builtins.md: Update copyright message.
2572 * gcc/config/vax/constraints.md: Likewise.
2573 * gcc/config/vax/netbsd-elf.h: Likewise.
2574 * gcc/config/vax/predicates.md: Likewise.
2575 * gcc/config/vax/vax-protos.h: Likewise.
2576 * gcc/config/vax/vax.c: Likewise.
2577 * gcc/config/vax/vax.h: Likewise.
2578 * gcc/config/vax/vax.md: Likewise.
2579 * gcc/config/vax/vax.opt: Likewise.
2581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2583 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2584 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2585 * gcc/config/vax/constraints.md (B, R): Likewise.
2586 * gcc/config/vax/predicates.md (external_memory_operand,
2587 nonimmediate_addsub_di_operand): Likewise.
2588 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2589 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2590 untyped_call): Likewise.
2592 2009-04-01 Matt Thomas <matt@3am-software.com>
2594 * config/vax/predicates.md: New file.
2595 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2596 external_const_operand, nonsymbolic_operand, external_memory_operand,
2597 indirect_memory_operand, indexed_memory_operand,
2598 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2599 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2601 * config/vax/constraints.md: New file.
2602 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2604 * config/vax/builtins.md: New file.
2605 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2606 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2608 * config/vax/vax.opt (mqmath): Add option.
2609 * config/vax/vax.md (isfx): Extend with DI.
2610 (VAXintQH, VAXintQHSD): Define.
2611 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2612 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2613 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2614 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2615 (movdi): Update constraints and use vax_output_int_move().
2616 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2617 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2618 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2619 nonlocal_goto): New.
2620 (mov<mode>): Extend accepted operand types.
2621 (subdi3_old): Rename from subdi3, change update constraints and use
2622 a new implementation.
2623 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2624 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2625 MOVE_RATIO, CLEAR_RATIO): Define.
2626 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2627 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2628 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2629 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2630 (split_quadword_operands): Make static and really allow variable
2632 (print_operand_address): Update for PIC generation.
2633 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2634 indexable_address_p, fixup_mathdi_operand,
2635 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2636 (vax_float_literal, legitimate_constant_p,
2637 indirectable_constant_address_p, index_term_p,
2638 reg_plus_index_p): Return bool instead of int.
2639 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2641 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2643 (vax_output_conditional_branch): Indent.
2644 (legitimate_constant_address_p, indirectable_constant_address_p,
2645 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2646 vax_mode_dependent_address_p): Return bool instead of int, update for
2648 * config/vax/vax-protos.h (legitimate_constant_address_p,
2649 legitimate_constant_p, legitimate_address_p,
2650 vax_mode_dependent_address_p): Change declaration to bool.
2651 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2652 vax_expand_addsub_di_operands, vax_output_int_subtract,
2653 vax_output_movmemsi): Declare.
2654 (split_quadword_operands, vax_float_literal): Delete declaration.
2655 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2656 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2657 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2658 ASM_OUTPUT_DWARF_PCREL): Define.
2659 (ASM_SPEC): Change definition to allow PIC generation.
2661 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2663 * doc/sourcebuild.texi: Update front-end requirements.
2665 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2668 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2669 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2670 (booldi3_internal3): Use boolean_or_operator instead of
2673 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2676 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2677 declarator whose size is not an integer constant expression but
2678 folds to an integer constant, then treat it as a constant
2681 2009-04-01 Richard Guenther <rguenther@suse.de>
2683 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2684 i * 4 + 2 to (i * 2 + 1) * 2.
2686 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2689 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2690 return if c_parser_asm_string_literal returned NULL.
2692 2009-04-01 Nick Clifton <nickc@redhat.com>
2694 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2696 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2697 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2698 other typedefs to avoid conflicts with libgcc2.c. Define labels
2699 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2701 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2702 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2705 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2707 * varasm.c (default_function_rodata_section): Declare DOT as
2710 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2711 Andrey Galkin <agalkin@hypercom.com>
2714 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2715 Make object_name unique for each process.
2717 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2720 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2721 addressable variables in the parallel that could go out of scope while
2722 running queued tasks.
2724 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2726 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2727 (CASE_VALUES_THRESHOLD): Redefine.
2728 * config/avr/avr.c (avr_override_options): Remove initialization of
2729 avr_case_values_threshold variable.
2730 (avr_case_values_threshold): Remove variable. Add new function.
2731 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2732 * config/avr/avr.opt (mno-tablejump): Remove option.
2733 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2735 2009-04-01 DJ Delorie <dj@redhat.com>
2737 * varasm.c (default_function_rodata_section): Don't assume
2738 anything about where the first '.' in the section name is.
2740 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2742 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2743 rs6000_emit_stack_tie.
2745 2009-03-31 Ian Lance Taylor <iant@google.com>
2747 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2748 gimple_code with GIMPLE_RESX, not RESX.
2750 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2752 * c-common.c (c_get_ident): New.
2753 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2755 2009-04-01 Ben Elliston <bje@au.ibm.com>
2757 * config/rs6000/sysv4.opt (msdata): Improve option description.
2759 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2761 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2762 (divdf3_internal_lat): Remove.
2763 (divxf3_internal_lat): Remove.
2764 (divxf3_internal_thr): Remove.
2765 (divxf): Use divxf3_internal.
2766 * config/ia64/div.md (divsf3_internal_lat): New.
2767 (divdf3_internal_lat): New.
2768 (divxf3_internal): New.
2770 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2773 * Makefile.in (USE_GCC_STDINT): Define.
2774 (stmp-int-hdrs): Install stdint.h if applicable.
2775 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2777 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2778 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2779 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2780 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2781 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2782 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2783 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2784 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2785 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2786 (c_common_nodes_and_builtins): Initialize
2787 underlying_wchar_type_node. Do not initialize
2788 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2789 nodes for new types.
2790 (c_stddef_cpp_builtins): Define macros for new types.
2791 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2793 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2794 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2795 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2796 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2797 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2798 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2799 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2800 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2801 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2802 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2803 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2804 int16_type_node, int32_type_node, int64_type_node,
2805 uint8_type_node, uint16_type_node, c_uint32_type_node,
2806 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2807 int_least32_type_node, int_least64_type_node,
2808 uint_least8_type_node, uint_least16_type_node,
2809 uint_least32_type_node, uint_least64_type_node,
2810 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2811 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2812 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2813 uintptr_type_node): Define.
2814 * c-cppbuiltin.c (builtin_define_constants,
2815 builtin_define_type_minmax): New.
2816 (builtin_define_stdint_macros): Define more macros.
2817 (c_cpp_builtins): Define more limit macros.
2819 (builtin_define_type_max): Define in terms of
2820 builtin_define_type_minmax. Remove is_long parameter. All
2822 * config.gcc (use_gcc_stdint): Define.
2823 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2824 Add newlib-stdint.h for generic targets.
2825 * config/glibc-stdint.h, config/newlib-stdint.h,
2826 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2827 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2828 * config/score/score.h (UINTPTR_TYPE): Define.
2829 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2830 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2831 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2832 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2833 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2834 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2835 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2836 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2837 * config/spu/spu.h (STDINT_LONG32): Define.
2838 * configure.ac (use_gcc_stdint): Substitute.
2839 * configure: Regenerate.
2840 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2841 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2842 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2843 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2844 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2845 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2846 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2847 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2848 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2849 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2850 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2851 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2852 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2853 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2854 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2855 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2856 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2857 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2858 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2859 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2860 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2861 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2862 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2863 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2864 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2865 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2866 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2867 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2868 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2870 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2872 * loop-iv.c (suitable_set_for_replacement): Renamed from
2873 simplify_using_assignment; changed to return bool and to accept new
2874 args DEST and SRC. Return true iff we find a source/destination pair
2875 that can be used to make a replacement, and fill SRC and DEST if so.
2876 Remove arg ALTERED. Don't deal with altered regs here. All callers
2878 (simplify_using_initial_values): Deal with altered regs here and track
2879 more precisely the effect they have on the validity of our expression.
2881 * loop-iv.c (simplify_using_condition): A condition of the form
2882 (EQ REG CONST) can be used to simply make a substitution.
2883 (simplify_using_initial_values): Keep track of conditions we have seen
2884 and keep using them to simplify new expressions, while applying the
2885 same substitutions to them as to the expression.
2887 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2888 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2891 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2892 changed. Use this when trying to improve the upper bound.
2893 Generate the comparison by using simplify_gen_relational.
2895 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2897 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2899 (simplify_using_assignment, simplify_using_initial_values): Call
2900 replace_in_expr to make replacements. Call replace_single_def_regs
2901 once on the initial version of the expression.
2903 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2906 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2908 2009-03-31 Richard Guenther <rguenther@suse.de>
2911 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2912 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2914 2009-03-31 Richard Guenther <rguenther@suse.de>
2916 * tree.h (div_if_zero_remainder): Declare.
2917 * fold-const.c (div_if_zero_remainder): Export.
2918 * tree-ssa-forwprop.c
2919 (forward_propagate_addr_into_variable_array_index): Handle
2920 constant array index addition outside of the variable index.
2922 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2925 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2926 define_splits, floatunssi<mode>2): Require x87 conversions from
2927 DImode to be permitted.
2929 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2931 PR preprocessor/15638
2932 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2934 2009-03-31 Richard Guenther <rguenther@suse.de>
2938 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2939 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2940 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2941 a separate statement.
2942 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2943 (lookup_tmp_var): Likewise.
2944 (is_gimple_formal_tmp_or_call_rhs): Remove.
2945 (is_gimple_reg_or_call_rhs): Rename to ...
2946 (is_gimple_reg_rhs_or_call): ... this.
2947 (is_gimple_mem_or_call_rhs): Rename to ...
2948 (is_gimple_mem_rhs_or_call): ... this.
2949 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2950 DECL_GIMPLE_REG_P only if is_formal is true.
2951 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2952 for non-proper post-modify expression gimplification.
2953 (gimplify_self_mod_expr): For post-modify expressions gimplify
2954 the lvalue to a minimal lvalue.
2955 (rhs_predicate_for): Remove formal temp case.
2956 (gimplify_modify_expr_rhs): Likewise.
2957 (gimplify_addr_expr): Use is_gimple_reg.
2958 (gimplify_expr): Remove formal temp cases.
2959 (gimple_regimplify_operands): Likewise.
2960 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2961 and FILTER_EXPR like constants.
2962 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2964 (is_gimple_formal_tmp_rhs): Remove.
2965 (is_gimple_reg_rhs): Remove special casing.
2966 (is_gimple_mem_rhs): Fix.
2967 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2968 (is_gimple_formal_tmp_var): Remove.
2969 (is_gimple_formal_tmp_reg): Likewise.
2970 (is_gimple_min_lval): Allow invariant component ref parts.
2971 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2972 is_gimple_formal_tmp_reg): Remove declarations.
2973 * tree-cfg.c (verify_expr): Verify that variables with address
2974 taken do not have DECL_GIMPLE_REG_P set.
2975 * tree-mudflap.c (mf_build_check_statement_for): Use
2976 force_gimple_operand instead of gimplify_expr.
2978 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2980 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2981 schedulable rows to compute_split_row.
2983 2009-03-31 Ben Elliston <bje@au.ibm.com>
2986 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2989 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2991 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2992 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2993 * configure: Regenerate.
2994 * config.in: Regenerate.
2995 * config/rs6000/rs6000.opt (mtls-markers): Add.
2996 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2997 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2998 (tls_ld_aix, tls_ld_sysv): Likewise.
2999 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
3000 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
3002 2009-03-31 Alan Modra <amodra@bigpond.net.au>
3004 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
3006 2009-03-30 Jan Hubicka <jh@suse.cz>
3008 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
3010 (tree_remove_unreachable_handlers): Cleanup EH predecestor
3011 detection and label handling.
3013 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3015 * ira-int.h (ira_allocno): Rename left_conflicts_num to
3016 left_conflicts_size.
3017 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
3018 ALLOCNO_LEFT_CONFLICTS_SIZE.
3020 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
3021 remove_allocno_from_bucket_and_push,
3022 allocno_spill_priority_compare, push_allocnos_to_stack,
3023 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3024 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
3025 (setup_allocno_left_conflicts_num): Ditto. Rename to
3026 setup_allocno_left_conflicts_size.
3027 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
3028 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
3029 setup_allocno_left_conflicts_size instead of
3030 setup_allocno_left_conflicts_num.
3032 * ira-build.c (ira_create_allocno): Use
3033 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
3034 ALLOCNO_LEFT_CONFLICTS_NUM.
3036 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3038 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3039 instead of DF_LR_OUT.
3041 * ira-lives.c (process_bb_node_lives): Ditto.
3043 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3044 instead of DF_LR_{OUT,IN}.
3046 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3048 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3050 2009-03-30 Jan Hubicka <jh@suse.cz>
3052 * except.c (label_to_region_map): Fix thinko.
3054 2009-03-30 Steve Ellcey <sje@cup.hp.com>
3057 * tree.h (tree_find_value): New declaration.
3058 * tree.c (tree_find_value): New function.
3059 * varasm.c (assemble_external): Avoid duplicate entries on lists.
3061 2009-03-30 Jakub Jelinek <jakub@redhat.com>
3064 * c-decl.c (struct c_binding): Add locus field.
3065 (bind): Add locus argument, set locus field from it.
3066 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
3067 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
3068 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
3069 implicitly_declare, undeclared_variable, lookup_label,
3070 declare_label, c_make_fname_decl, c_builtin_function,
3071 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
3074 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3077 * config/i386/i386.c (classify_argument): Check total size of
3080 2009-03-30 Martin Jambor <mjambor@suse.cz>
3082 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
3083 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
3084 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
3087 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
3088 seen_variable_array_ref while also traversing a union.
3090 * tree-inline.c (optimize_inline_calls): Do not call
3091 cgraph_node_remove_callees.
3092 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
3093 (pass_remove_cgraph_callee_edges): New variable.
3094 * passes.c (init_optimization_passes): Add
3095 pass_remove_cgraph_callee_edges after early inlining and before all
3096 late intraprocedural passes.
3098 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
3100 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3102 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
3105 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3107 * combine.c (simplify_comparison): Use have_insn_for.
3108 * dojump.c (do_jump): Likewise.
3110 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3112 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
3113 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
3114 sparc_compare_op0 like sparc_compare_emitted used to be handled.
3115 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
3116 instead of sparc_compare_emitted.
3117 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
3118 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
3119 instead of sparc_compare_emitted.
3121 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3123 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
3124 enter/exit cfglayout mode.
3125 (pass_partition_block): Require it.
3126 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
3127 (combine_instructions): Track basic blocks instead of labels.
3128 (update_cfg_for_uncondjump): New.
3129 (try_combine): Use it. Update jumps after rescanning.
3130 (pass_combine): Require PROP_cfglayout.
3131 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
3133 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3135 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
3136 Provide/destroy PROP_cfglayout respectively.
3137 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
3138 * tree-pass.h (PROP_cfglayout): New.
3140 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
3142 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
3143 fold_convert_const_fixed_from_fixed,
3144 fold_convert_const_fixed_from_int,
3145 fold_convert_const_fixed_from_real, fold_negate_const): Do not
3146 set TREE_CONSTANT_OVERFLOW.
3147 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
3148 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
3150 2009-03-30 Ira Rosen <irar@il.ibm.com>
3152 * tree-vect-loop-manip.c: New file.
3153 * tree-vectorizer.c: Update documentation and included files.
3154 (vect_loop_location): Make extern.
3155 (rename_use_op): Move to tree-vect-loop-manip.c
3156 (rename_variables_in_bb, rename_variables_in_loop,
3157 slpeel_update_phis_for_duplicate_loop,
3158 slpeel_update_phi_nodes_for_guard1,
3159 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
3160 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
3161 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
3162 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
3163 find_loop_location): Likewise.
3164 (new_stmt_vec_info): Move to tree-vect-stmts.c.
3165 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
3166 get_vectype_for_scalar_type, vect_is_simple_use,
3167 supportable_widening_operation, supportable_narrowing_operation):
3169 (bb_in_loop_p): Move to tree-vect-loop.c.
3170 (new_loop_vec_info, destroy_loop_vec_info,
3171 reduction_code_for_scalar_code, report_vect_op,
3172 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
3173 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
3174 (vect_supportable_dr_alignment): Likewise.
3175 * tree-vectorizer.h (tree-data-ref.h): Include.
3176 (vect_loop_location): Declare.
3177 Reorganize function declarations according to the new file structure.
3178 * tree-vect-loop.c: New file.
3179 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
3180 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
3181 * tree-vect-data-refs.c: New file.
3182 * tree-vect-patterns.c (timevar.h): Don't include.
3183 * tree-vect-stmts.c: New file.
3184 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
3185 tree-vect-slp.c, tree-vect-loop.c.
3186 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
3187 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
3188 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
3189 (tree-vect-analyze.o): Remove.
3190 (tree-vect-transform.o): Likewise.
3191 (tree-vect-data-refs.o): Add rule.
3192 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
3193 tree-vect-slp.o): Likewise.
3194 (tree-vect-patterns.o): Remove redundant dependencies.
3195 (tree-vectorizer.o): Likewise.
3196 * tree-vect-slp.c: New file.
3198 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3200 * optc-gen.awk: Warn if an option flag has multiple different
3203 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
3205 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
3206 -floop-block): Document dependences on PPL, CLooG and Graphite.
3208 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3210 PR rtl-optimization/323
3211 * c-common.c (c_fully_fold, convert_and_check,
3212 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
3213 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
3214 * c-common.def (EXCESS_PRECISION_EXPR): New.
3215 * c-cppbuiltin.c (builtin_define_float_constants): Define
3216 constants with enough digits for long double.
3217 * c-lex.c (interpret_float): Interpret constant with excess
3218 precision where appropriate.
3219 * c-opts.c (c_common_post_options): Set
3220 flag_excess_precision_cmdline. Give an error for
3221 -fexcess-precision=standard for C++ for processors where the
3222 option is significant.
3223 * c-parser.c (c_parser_conditional_expression): Handle excess
3224 precision in condition.
3225 * c-typeck.c (convert_arguments): Handle arguments with excess
3227 (build_unary_op): Move excess precision outside operation.
3228 (build_conditional_expr): Likewise.
3229 (build_compound_expr): Likewise.
3230 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
3231 (build_modify_expr): Handle excess precision in RHS.
3232 (convert_for_assignment): Handle excess precision in converted
3234 (digest_init, output_init_element, process_init_element): Handle
3235 excess precision in initializer.
3236 (c_finish_return): Handle excess precision in return value.
3237 (build_binary_op): Handle excess precision in operands and add
3238 excess precision as needed for operation.
3239 * common.opt (-fexcess-precision=): New option.
3240 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
3241 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3242 For standard excess precision, output explicit conversion to and
3243 truncation from XFmode.
3244 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
3245 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
3246 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
3247 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
3248 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
3249 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
3250 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
3251 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
3252 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
3253 define_splits, sqrt<mode>2): Disable where appropriate for
3254 standard excess precision.
3255 * convert.c (convert_to_real): Do not shorten arithmetic to type
3256 for which excess precision would be used.
3257 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
3258 * doc/invoke.texi (-fexcess-precision=): Document option.
3259 (-mfpmath=): Correct index entry.
3260 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
3261 flag_excess_precision): New.
3262 * langhooks.c (lhd_post_options): Set
3263 flag_excess_precision_cmdline.
3264 * opts.c (common_handle_option): Handle -fexcess-precision=.
3265 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
3266 init_excess_precision): New.
3267 (lang_dependent_init_target): Call init_excess_precision.
3268 * tree.c (excess_precision_type): New.
3269 * tree.h (excess_precision_type): Declare.
3271 2009-03-30 Joseph Myers <joseph@codesourcery.com>
3274 * c-typeck.c (build_component_ref): Do not copy qualifiers from
3275 non-lvalue to component.
3277 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3279 PR preprocessor/34695
3280 * Makefile.in (c-opts.o): Depend on c-tree.h.
3281 * c-common.c: Move down include of diagnostic.h.
3282 (done_lexing, c_cpp_error): New.
3283 * c-common.h (done_lexing): Declare.
3284 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
3286 * c-opts.c: Include c-tree.h.
3287 (c_common_init_options): Set preprocessor error callback.
3288 (c_common_handle_option): Do not set preprocessor
3289 inhibit_warnings, warnings_are_errors, warn_system_headers,
3290 pedantic_errors or inhibit_warnings flags.
3291 (c_common_post_options): Do not check cpp_errors (parse_in).
3292 (c_common_finish): Do not output dependencies if there were
3293 errors. Do not check return value of cpp_finish.
3294 * c-ppoutput.c (pp_file_change): Set input_location.
3295 * c-tree.h (c_cpp_error): Declare.
3296 * diagnostic.c (diagnostic_set_info_translated): Also initialize
3298 (diagnostic_build_prefix): Check override_column.
3299 * diagnostic.h (diagnostic_info): Add override_column field.
3300 (diagnostic_override_column): Define.
3302 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
3304 * c-common.c (c_expand_expr, c_staticp): Remove.
3305 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3306 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3307 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3308 * c-gimplify.c (gimplify_compound_literal_expr,
3309 optimize_compound_literals_in_ctor): Remove.
3310 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3311 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3312 * c-semantics.c (emit_local_var): Remove.
3314 * langhooks-def.h (lhd_expand_expr): Remove.
3315 * langhooks.c (lhd_expand_expr): Remove.
3316 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3318 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3319 handling from c-semantics.c; don't call into langhook.
3320 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3321 * gimplify.c (gimplify_compound_literal_expr,
3322 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3323 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3324 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3325 as was done in c-gimplify.c.
3326 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3327 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3328 Move from c-common.h.
3329 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3331 * tree.c (staticp): Do not call langhook.
3332 * langhooks.c (lhd_staticp): Delete.
3333 * langhooks-def.h (lhd_staticp): Delete prototype.
3334 (LANG_HOOKS_STATICP): Delete.
3335 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3337 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3338 instead of DECL_STMTs.
3340 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3348 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3350 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3351 contained expression.
3352 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3353 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3354 conditional expressions for C.
3355 (decl_constant_value_for_optimization): Move from
3356 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3357 whether optimizing and that the expression is a VAR_DECL not of
3358 array type instead of doing such checks in the caller. Do not
3359 check pedantic. Call gcc_unreachable for C++.
3360 * c-common.def (C_MAYBE_CONST_EXPR): New.
3361 * c-common.h (c_fully_fold, c_save_expr,
3362 decl_constant_value_for_optimization): New prototypes.
3363 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3364 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3365 EXPR_INT_CONST_OPERANDS): Define.
3366 * c-convert.c (convert): Strip nops from expression.
3367 * c-decl.c (groktypename): Take extra parameters expr and
3368 expr_const_operands. Update call to grokdeclarator.
3369 (start_decl): Update call to grokdeclarator. Add statement for
3370 expressions used in type of decl.
3371 (grokparm): Update call to grokdeclarator.
3372 (push_parm_decl): Update call to grokdeclarator.
3373 (build_compound_literal): Add parameter non_const and build a
3374 C_MAYBE_COSNT_EXPR if applicable.
3375 (grokdeclarator): Take extra parameters expr and
3376 expr_const_operands. Track expressions used in declaration
3377 specifiers and declarators. Fold array sizes and track whether
3378 they are constant expressions and whether they are integer
3379 constant expressions.
3380 (parser_xref_tag): Set expr and expr_const_operands fields in
3382 (grokfield): Update call to grokdeclarator.
3383 (start_function): Update call to grokdeclarator.
3384 (build_null_declspecs): Set expr and expr_const_operands fields in
3386 (declspecs_add_type): Handle expressions in typeof specifiers.
3387 * c-parser.c (c_parser_declspecs): Set expr and
3388 expr_const_operands fields for declaration specifiers.
3389 (c_parser_enum_specifier): Likewise.
3390 (c_parser_struct_or_union_specifier): Likewise.
3391 (c_parser_typeof_specifier): Likewise. Update call to
3392 groktypename. Fold expression as needed. Return expressions with
3393 type instead of adding statements.
3394 (c_parser_attributes): Update calls to c_parser_expr_list.
3395 (c_parser_statement_after_labels): Fold expression before passing
3396 to objc_build_throw_stmt.
3397 (c_parser_condition): Fold expression.
3398 (c_parser_asm_operands): Fold expression.
3399 (c_parser_conditional_expression): Use c_save_expr. Update call
3400 to build_conditional_expr.
3401 (c_parser_alignof_expression): Update call to groktypename.
3402 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3403 original_code. Fold expression argument of va_arg. Create
3404 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3405 argument to va_arg. Update calls to groktypename. Fold array
3406 index for offsetof. Verify that first argument to
3407 __builtin_choose_expr has integer type.
3408 (c_parser_postfix_expression_after_paren_type): Update calls to
3409 groktypename and build_compound_literal. Handle expressions with
3410 side effects in type name.
3411 (c_parser_postfix_expression_after_primary): Update call to
3412 c_parser_expr_list. Set original_code for calls to
3413 __builtin_constant_p.
3414 (c_parser_expr_list): Take extra parameter fold_p. Fold
3415 expressions if requested.
3416 (c_parser_objc_type_name): Update call to groktypename.
3417 (c_parser_objc_synchronized_statement): Fold expression.
3418 (c_parser_objc_receiver): Fold expression.
3419 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3420 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3421 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3422 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3423 (struct c_typespec): Add elements expr and expr_const_operands.
3424 (struct c_declspecs): Add elements expr and expr_const_operands.
3425 (groktypename, build_conditional_expr, build_compound_literal):
3427 (in_late_binary_op): Declare.
3428 * c-typeck.c (note_integer_operands): New function.
3429 (in_late_binary_op): New variable.
3430 (decl_constant_value_for_broken_optimization): Move to c-common.c
3431 and rename to decl_constant_value_for_optimization.
3432 (default_function_array_conversion): Do not strip nops.
3433 (default_conversion): Do not call
3434 decl_constant_value_for_broken_optimization.
3435 (build_array_ref): Do not fold result.
3436 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3437 result when operand is a VLA.
3438 (c_expr_sizeof_type): Update call to groktypename. Handle
3439 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3440 result when operand names a VLA type.
3441 (build_function_call): Update call to build_compound_literal.
3442 Only fold result for calls to __builtin_* functions. Strip
3443 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3444 the function designator.
3445 (convert_arguments): Fold arguments. Update call to
3446 convert_for_assignment.
3447 (build_unary_op): Handle increment and decrement of
3448 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3449 decrement earlier. Fold operand of increment and decrement.
3450 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3451 built for integer operand. Wrap returns that are INTEGER_CSTs
3452 without being integer constant expressions or that have integer
3453 constant operands without being INTEGER_CSTs.
3454 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3455 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3456 result is an integer constant expression or can be used in
3457 unevaluated parts of one and avoid folding and wrap as
3458 appropriate. Fold operands before possibly doing -Wsign-compare
3460 (build_compound_expr): Wrap result for C99 if operands can be used
3461 in integer constant expressions.
3462 (build_c_cast): Update call to digest_init. Do not ignore
3463 overflow from casting floating-point constants to integers. Wrap
3464 results that could be confused with integer constant expressions,
3465 null pointer constants or floating-point constants.
3466 (c_cast_expr): Update call to groktypename. Handle expressions
3467 included in type name.
3468 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3469 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3470 Update calls to convert_for_assignment.
3471 (convert_for_assignment): Take new parameter
3472 null_pointer_constant. Do not strip nops or call
3473 decl_constant_value_for_broken_optimization. Set
3474 in_late_binary_op for conversions to boolean.
3475 (store_init_value): Update call to digest_init.
3476 (digest_init): Take new parameter null_pointer_constant. Do not
3477 call decl_constant_value_for_broken_optimization. pedwarn for
3478 initializers not constant expressions. Update calls to
3479 convert_for_assignment.
3480 (constructor_nonconst): New.
3481 (struct constructor_stack): Add nonconst element.
3482 (really_start_incremental_init, push_init_level, pop_init_level):
3483 Handle constructor_nonconst and nonconst element.
3484 (set_init_index): Call constant_expression_warning for array
3486 (output_init_element): Fold value. Set constructor_nonconst as
3487 applicable. pedwarn for initializers not constant expressions.
3488 Update call to digest_init. Call constant_expression_warning
3489 where constant initializers are required.
3490 (process_init_element): Use c_save_expr.
3491 (c_finish_goto_ptr): Fold expression.
3492 (c_finish_return): Fold return value. Update call to
3493 convert_for_assignment.
3494 (c_start_case): Fold switch expression.
3495 (c_process_expr_stmt): Fold expression.
3496 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3497 ensure statement expression is not evaluated in constant expression.
3498 (build_binary_op): Track whether results are integer constant
3499 expressions or may occur in such, disable folding and wrap results
3500 as applicable. Fold operands for -Wsign-compare warnings unless
3502 (c_objc_common_truthvalue_conversion): Handle results folded to
3503 integer constants that are not integer constant expressions.
3504 * doc/extend.texi: Document when typeof operands are evaluated,
3505 that condition of __builtin_choose_expr is an integer constant
3506 expression, and more about use of __builtin_constant_p in
3509 2009-03-29 Richard Guenther <rguenther@suse.de>
3511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3512 propagate addresses of array references.
3514 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3516 * regmove.c (perhaps_ends_bb_p): Remove.
3517 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3518 from INSN and check that the main loop stays within that basic block.
3519 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3520 (regmove_forward_pass): Split out from regmove_optimize. Use
3521 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3522 (regmove_backward_pass): Split out from regmove_optimize. Use
3523 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3524 (regmove_optimize): Simplify.
3526 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3529 * config/i386/i386.c (classify_argument): Ignore flexible array
3530 member in struct and warn ABI change.
3532 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3534 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3536 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3537 (ix86_adjust_cost): Updated.
3539 2009-03-29 Jan Hubicka <jh@suse.cz>
3542 * tree-pass.h (pass_cleanup_eh): New function.
3543 (remove_unreachable_regions): Break code handling RTL
3544 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3545 that can not be reached by runtime.
3546 (can_be_reached_by_runtime): New function.
3547 (label_to_region_map): New function.
3548 (num_eh_regions): New function.
3549 (rtl_remove_unreachable_regions): New function.
3550 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3551 (remove_eh_region): New function.
3552 * except.h: Include sbitmap and vecprim.
3553 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3554 num_eh_regions): Declare.
3555 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3556 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3557 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3558 (tree_empty_eh_handler_p): New function.
3559 (cleanup_empty_eh): New function.
3560 (cleanup_eh): New function.
3561 (pass_cleanup_eh): New function.
3563 2009-03-29 Jan Hubicka <jh@suse.cz>
3565 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3566 for removed regions.
3568 2009-03-29 Jan Hubicka <jh@suse.cz>
3570 * except.c (dump_eh_tree): Dump all datastructures.
3572 2009-03-29 Jan Hubicka <jh@suse.cz>
3574 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3575 (duplicate_eh_regions_1): Likewise.
3576 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3577 vector; call EH verification.
3578 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3579 Be ready for region being removed.
3581 2009-03-29 Jan Hubicka <jh@suse.cz>
3583 * bitmap.c (bitmap_last_set_bit): New function.
3584 * bitmap.h (bitmap_last_set_bit): Declare.
3586 2009-03-29 David Ayers <ayers@fsfe.org>
3589 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3590 by calling objc_compare_types and surpress warnings about
3591 incompatible C pointers that are compatible ObjC pointers.
3593 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3595 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3596 call initialize_inline_failed.
3597 (initialize_inline_failed): Move it from here ...
3598 * cgraph.c (initialize_inline_failed): ... to here.
3599 (cgraph_create_edge): Call initialize_inline_failed rather than
3600 setting inline_failed directly.
3602 2009-03-29 Ben Elliston <bje@au.ibm.com>
3605 * sysv4.opt (msdata): Improve comment.
3606 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3607 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3609 2009-03-29 Ben Elliston <bje@au.ibm.com>
3612 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3613 load and store attributes.
3615 2009-03-29 Ben Elliston <bje@au.ibm.com>
3617 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3618 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3619 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3620 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3621 __builtin_infq and __builtin_huge_valq.
3623 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3625 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3627 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3628 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3630 2009-03-28 Xinliang David Li <davidxl@google.com>
3632 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3633 (do_dbg_cnt): New function.
3635 2009-03-28 Jan Hubicka <jh@suse.cz>
3637 Merge from pretty-ipa:
3639 2009-03-27 Jan Hubicka <jh@suse.cz>
3641 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3642 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3643 * passes.c (function_called_by_processed_nodes_p): New.
3644 * ipa-pure-const.c (check_call): Fix handling of operands.
3645 (analyze_function): Dump debug output for skipped bodies.
3646 (local_pure_const): Use function_called_by_processed_nodes_p.
3647 * dwarf2out.c (reference_to_unused): Use output.
3648 * passes.c (do_per_function_toporder): Likewise.
3650 2008-11-12 Jan Hubicka <jh@suse.cz>
3652 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3653 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3654 state_set_in_source enum
3655 (check_decl): Ignore memory tags; do not set fake looping flags;
3657 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3658 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3659 (check_call, analyze_function): Rewrite.
3661 (add_new_function): Update call of analyze_function.
3662 (generate_summary): Add call of analyze_function.
3663 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3664 (local_pure_const): New function.
3665 (pass_local_pure_const): New pass.
3666 * ipa-inline.c (inline_transform): Set after_inlining.
3667 * tree-eh.c (stmt_can_throw_external): New.
3668 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3669 work with aliasing built.
3670 * tree-flow.h (stmt_can_throw_external): New.
3671 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3672 and local pure/const pass in early and late optimization queue.
3674 2009-03-28 Martin Jambor <mjambor@suse.cz>
3676 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3678 (fold_binary): Allow function decl aligment consideration is the
3679 second argument is integer constant one.
3680 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3681 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3682 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3684 2009-03-28 Jan Hubicka <jh@suse.cz>
3686 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3687 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3688 * function.h (rtl_data): Add nothrow flag.
3689 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3690 set DECL_NOTHROW for AVAILABLE functions.
3692 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3694 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3695 following vector keyword has expansion starting with pixel or bool
3696 keyword, expand vector to __vector and pixel or bool to __pixel or
3700 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3701 warn_if_disallowed_function_p): Removed.
3702 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3703 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3704 warning_if_disallowed_function_p.
3705 * flags.h (warn_if_disallowed_function_p,
3706 warn_disallowed_functions): Removed.
3707 * common.opt (Wdisallowed-function-list=): Removed.
3708 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3710 2009-03-28 Richard Guenther <rguenther@suse.de>
3712 PR tree-optimization/38723
3713 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3716 2009-03-28 Jan Hubicka <jh@suse.cz>
3718 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3719 test introduced by my previous patch.
3721 2009-03-28 Richard Guenther <rguenther@suse.de>
3723 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3724 the PHIs value undefined.
3726 2009-03-28 Jan Hubicka <jh@suse.cz>
3728 * tree-pass.h (pass_fixup_cfg): New pass.
3729 * ipa-inline.c (inline_transform): Set
3730 always_inline_functions_inlined/after_inlining.
3731 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3732 (pass_fixup_cfg): New pass.
3733 * passes.c (init_optimization_passes): Add fixup_cfg.
3735 2009-03-28 Richard Guenther <rguenther@suse.de>
3737 PR tree-optimization/38458
3738 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3739 argument use the arguments copy-of value.
3741 2009-03-28 Richard Guenther <rguenther@suse.de>
3743 PR tree-optimization/38180
3744 * tree-ssa-ccp.c (get_default_value): Simplify.
3745 (likely_value): Likewise.
3746 (surely_varying_stmt_p): Properly handle VOP case.
3747 (ccp_initialize): Likewise.
3748 (ccp_fold): Handle propagating through *&.
3749 (fold_const_aggregate_ref): Also handle decls.
3751 2009-03-28 Jan Hubicka <jh@suse.cz>
3753 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3754 * cgraph.h (cgraph_node): Likewise.
3755 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3756 (cgraph_reset_node): Use process flag.
3757 (cgraph_mark_functions_to_output): Likewise.
3758 (cgraph_expand_function): Likewise.
3759 (cgraph_expand_all_functions): Likewise.
3760 (cgraph_output_in_order): Likewise.
3761 * dwarf2out.c (reference_to_unused): Likewise.
3762 * passes.c do_per_function_toporder): Likewise.
3764 2009-03-28 Jan Hubicka <jh@suse.cz>
3766 Bring from lto-branch:
3768 2008-09-03 Doug Kwan <dougkwan@google.com>
3770 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3771 enums instead of reason strings.
3772 * cgraph.c (cgraph_create_edge): Same.
3773 (cgraph_inline_failed_string): New function.
3774 * cgraph.h (cgraph_inline_failed_t): New enum type.
3775 (cgraph_inline_failed_string): New prototype.
3776 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3777 char pointer to cgraph_inline_failed_t.
3778 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3779 (cgraph_default_inline_p): Ditto.
3780 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3781 to cgraph_inline_failed_t pointer.
3782 * cif-code.def: New file.
3783 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3785 (cgraph_check_inline_limits): Change type of REASON to pointer to
3786 cgraph_inline_failed_t. Replace reason strings with enums.
3787 (cgraph_default_inline_p): Ditto.
3788 (cgraph_recursive_inlining_p): Ditto.
3789 (update_caller_keys): Change type of FAILED_REASON to
3790 cgraph_inline_failed_t.
3791 (cgraph_set_inline_failed): Change type of REASON to pointer to
3792 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3793 convert enums to strings for text output.
3794 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3795 to be of type cgraph_inline_failed_t. Replace reason strings with
3796 enums. Call cgraph_inline_failed_string to covert enums
3797 to strings for text output.
3798 (cgraph_decide_inlining): Replace reason strings with enums.
3799 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3800 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3802 * tree-inline.c (expand_call_inline): Change type of REASON
3803 to cgraph_inline_failed_t. Replace reason strings with enums.
3804 Call cgraph_inline_failed_string for text output.
3805 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3808 2009-03-28 Jan Hubicka <jh@suse.cz>
3810 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3811 cgraph_clone_node): Remove master clone handling.
3812 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3813 * cgraph.h (master_clone): Remove.
3814 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3815 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3816 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3818 2009-03-28 Jan Hubicka <jh@suse.cz>
3820 * cgraph.c (cgraph_function_body_availability): Functions declared
3821 inline are always safe to assume that it is not going to be replaced.
3823 2009-03-28 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/38513
3826 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3827 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3828 EXC_PTR_EXPR and FILTER_EXPR.
3829 (get_ref_from_reference_ops): Likewise.
3831 2009-03-28 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/38968
3834 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3835 Use FLOOR_MOD_EXPR to compute misalignment.
3837 2009-03-28 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/37795
3840 * tree.h (combine_comparisons): Declare.
3841 * fold-const.c (combine_comparisons): Export.
3842 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3844 (ifcombine_iforif): Use combine_comparisons.
3846 2009-03-28 Jan Hubicka <jh@suse.cz>
3848 * tree-eh.c (inlinable_call_p): New function.
3849 (make_eh_edges): Use it.
3850 (verify_eh_edges): Use it.
3851 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3852 * except.c (reachable_next_level): Add inlinable_function argument
3853 (sjlj_find_directly_reachable_regions): Update.
3854 (add_reachable_handler): Do not set saw_any_handlers.
3855 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3856 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3857 Add new inlinable call parameter.
3858 (can_throw_internal, can_throw_external): Update.
3859 * except.h (can_throw_internal_1, can_throw_external_1,
3860 foreach_reachable_handler): Update declaration.
3862 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3864 * config/arm/t-arm-coff, config/h8300/coff.h,
3865 config/i386/i386-aout.h, config/i386/i386-coff.h,
3866 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3867 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3868 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3869 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3870 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3871 sys-types.h: Remove.
3872 * Makefile.in: Remove protoize and fixproto support and references
3874 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3875 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3877 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3878 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3879 unprotoize$(exeext).
3880 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3881 (.PHONY): Don't depend on proto.
3882 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3883 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3884 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3885 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3886 build/gen-protos.o, build/scan.o, xsys-protos.h,
3887 build/fix-header$(build_exeext), build/fix-header.o,
3888 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3889 stmp-install-fixproto): Remove.
3890 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3891 SYSCALLS.c or fixproto files.
3892 (install-common): Don't install protoize.
3893 (install-headers-tar, install-headers-cpio, install-headers-cp):
3894 Don't depend on $(STMP_FIXPROTO).
3895 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3896 install fixproto files or write out fixproto settings.
3897 (uninstall): Don't uninstall protoize.
3898 * config.gcc (use_fixproto): Remove.
3899 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3900 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3901 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3902 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3903 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3904 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3905 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3906 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3907 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3908 * config/t-vxworks (STMP_FIXPROTO): Remove.
3909 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3910 STMP_FIXPROTO): Remove.
3911 * config.in, configure: Regenerate.
3912 * crtstuff.c (gid_t, uid_t): Don't undefine.
3913 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3914 (arm-*-coff, arm-*-aout: Remove target entries.
3915 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3916 Remove mention of AIX 4.1.
3917 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3918 * doc/invoke.texi (Running Protoize): Remove.
3919 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3920 (Protoize Caveats): Remove.
3921 * tsystem.h: Update comments on headers assumed to exist.
3923 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3925 * genautomata.c: Add a new year to the copyright. Add a new
3927 (struct insn_reserv_decl): Add comments for member bypass_list.
3928 (find_bypass): Remove.
3929 (insert_bypass): New.
3930 (process_decls): Use insert_bypass.
3931 (output_internal_insn_latency_func): Output all bypasses with the
3932 same input insn in one switch case.
3934 * rtl.def (define_bypass): Describe bypass choice.
3935 * doc/md.texi (define_bypass): Ditto.
3937 2009-03-27 Richard Guenther <rguenther@suse.de>
3939 * gimplify.c (mark_addressable): Export.
3940 * tree-flow.h (mark_addressable): Declare.
3941 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3942 * tree-ssa.c (verify_phi_args): Verify that address taken
3943 variables have TREE_ADDRESSABLE set.
3945 2009-03-27 Richard Guenther <rguenther@suse.de>
3947 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3948 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3949 Do not mark decls TREE_ADDRESSABLE.
3950 (build_fold_addr_expr): Adjust.
3951 (fold_addr_expr): Remove.
3952 (fold_unary): Use build_fold_addr_expr.
3953 (fold_comparison): Likewise.
3954 (split_address_to_core_and_offset): Likewise.
3955 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3957 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3958 (gimplify_modify_expr_to_memcpy): Mark source and destination
3960 * omp-low.c (create_omp_child_function): Mark the object decl
3962 (lower_rec_input_clauses): Mark the var we take the address of
3964 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3966 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3969 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3970 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3972 2009-03-27 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/39120
3975 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3977 (handle_lhs_call): Process return constraints. Add escape
3978 constraints if necessary.
3979 (handle_const_call): Fill out return constraints. Make nested
3980 case more precise. Avoid consttmp if possible.
3981 (handle_pure_call): Fill out return constraints. Avoid
3982 callused if possible.
3983 (find_func_aliases): Simplify call handling.
3985 2009-03-27 Richard Guenther <rguenther@suse.de>
3987 PR tree-optimization/39120
3988 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3989 as a representative.
3990 (solve_graph): Do propagate CALLUSED.
3991 (handle_pure_call): Use a scalar constraint from CALLUSED for
3993 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3996 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3999 * c-common.c (handle_aligned_attribute): Properly check alignment
4000 overflow. Use (1U << i) instead of (1 << i).
4002 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
4004 * expr.h (get_mem_align_offset): Updated.
4006 * tree.h (tree_decl_common): Change align to "unsigned int" and
4007 move it before pointer_alias_set.
4009 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4010 Jakub Jelinek <jakub@redhat.com>
4013 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
4014 gr_register_operand with gr_reg_or_0_operand.
4015 (cmpxchg_rel_di): Likewise.
4016 (sync_lock_test_and_set<mode>): Likewise.
4018 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4020 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
4021 (true_regnum): Likewise.
4023 * rtlanal.c (subreg_info): Moved to ...
4024 * rtl.h (subreg_info): Here. New.
4025 (subreg_get_info): New.
4027 * rtlanal.c (subreg_get_info): Make it extern.
4029 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4032 * config/i386/i386.c (ix86_abi): New.
4033 (override_options): Handle -mabi=.
4034 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
4035 (ix86_call_abi_override): Likewise.
4036 (init_cumulative_args): Likewise.
4037 (function_arg_advance): Likewise.
4038 (function_arg_64): Likewise.
4039 (function_arg): Likewise.
4040 (ix86_pass_by_reference): Likewise.
4041 (ix86_function_value_regno_p): Likewise.
4042 (ix86_build_builtin_va_list_abi): Likewise.
4043 (setup_incoming_varargs_64): Likewise.
4044 (is_va_list_char_pointer): Likewise.
4045 (ix86_init_machine_status): Likewise.
4046 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
4047 (ix86_function_type_abi): Return enum calling_abi. Rewrite
4048 for 64bit. Replace DEFAULT_ABI with ix86_abi.
4049 (ix86_function_abi): Make it static and return enum calling_abi.
4050 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
4052 (ix86_fn_abi_va_list): Updated.
4054 * config/i386/i386.h (ix86_abi): New.
4055 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
4056 (CONDITIONAL_REGISTER_USAGE): Likewise.
4057 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
4058 (machine_function): Likewise.
4060 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
4062 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
4063 (STACK_BOUNDARY): Likewise.
4064 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
4066 * config/i386/i386.opt (mabi=): New.
4068 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
4069 return enum calling_abi.
4070 (ix86_function_type_abi): Likewise.
4071 (ix86_function_abi): Removed.
4073 * doc/invoke.texi: Document -mabi= option for x86.
4075 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4077 * builtins.c (real_dconstp): Delete.
4078 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
4080 2009-03-27 Dodji Seketeli <dodji@redhat.com>
4081 Jakub Jelinek <jakub@redhat.com>
4084 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
4085 (gen_subprogram_die): When a function is explicit, generate the
4086 DW_AT_explicit attribute.
4087 * langhooks.h (struct lang_hooks_for_decls): Add
4088 function_decl_explicit_p langhook.
4089 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
4090 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
4092 2009-03-27 Jakub Jelinek <jakub@redhat.com>
4094 * builtins.c (fold_builtin_memory_op): Optimize memmove
4095 into memcpy if we can prove source and destination don't overlap.
4097 * tree-inline.c: Include gt-tree-inline.h.
4098 (clone_fn_id_num): New variable.
4099 (clone_function_name): New function.
4100 (tree_function_versioning): Use it.
4101 * Makefile.in (GTFILES): Add tree-inline.c.
4103 2009-03-27 Mark Mitchell <mark@codesourcery.com>
4105 * BASE-VER: Change to 4.5.0.
4107 2009-03-27 Xinliang David Li <davidxl@google.com>
4109 PR tree-optimization/39557
4110 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
4112 2009-03-27 Xinliang David Li <davidxl@google.com>
4114 PR tree-optimization/39548
4115 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
4118 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4120 * c-common.c (pointer_int_sum): Use %wd on return from
4123 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
4125 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
4126 on return from tree_low_cst.
4128 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
4131 * ginclude/stdarg.h (va_copy): Define also for
4132 __GXX_EXPERIMENTAL_CXX0X__.
4134 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4137 * builtins.h (c_strlen): Do not warn here.
4138 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
4139 * c-common.c (pointer_int_sum): Take an explicit location.
4140 Warn about offsets out of bounds.
4141 * c-common.h (pointer_int_sum): Adjust declaration.
4143 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4145 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
4148 2009-03-26 Jakub Jelinek <jakub@redhat.com>
4151 * opts.c (warn_if_disallowed_function_p): Don't assume
4152 get_callee_fndecl must return non-NULL.
4154 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
4156 PR rtl-optimization/39522
4157 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
4158 when reg_reloaded_valid is set.
4160 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4162 * config/spu/divv2df3.c: New file.
4163 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
4164 (DPBIT_FUNCS): Filter out _div_df.
4166 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
4168 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
4169 a jump insn, count that jump in the distance to the loop start.
4171 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
4174 * config/sh/sh.c (calc_live_regs): Fix condition for global
4175 registers except PIC_OFFSET_TABLE_REGNUM.
4177 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
4180 * doc/invoke.texi (-mconsole): New.
4184 (-mnop-fun-dllimport): New.
4188 (sub section "i386 and x86-64 Windows Options"): New.
4190 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
4192 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
4193 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
4195 2009-03-25 Richard Guenther <rguenther@suse.de>
4198 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
4201 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
4203 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
4204 neither of haifa/selective schedulers are working.
4206 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4208 * doc/invoke.texi (Debugging Options): Fix description of
4209 -fno-merge-debug-strings.
4211 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
4213 * config/cris/libgcc.ver: New version-script.
4214 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
4216 * configure.ac <GAS features, nop mnemonic>: Add pattern
4217 crisv32-*-* for "nop".
4218 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
4219 * configure: Regenerate.
4221 2009-03-24 Ira Rosen <irar@il.ibm.com>
4223 PR tree-optimization/39529
4224 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4225 mark_sym_for_renaming for the tag copied to the new vector
4228 2009-03-24 Arthur Loiret <aloiret@debian.org>
4230 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
4231 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
4232 EXTRA_SPEC_FUNCTIONS.
4233 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
4234 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
4235 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
4236 -march and -mtune options.
4238 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
4240 * config/m68k/t-rtems: Add m5329 multilib.
4242 2009-03-24 Dodji Seketeli <dodji@redhat.com>
4243 Jakub Jelinek <jakub@redhat.com>
4246 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
4249 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4252 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
4253 instead of c_parser_expression_conv, if original_code isn't one of the
4254 4 allowed comparison codes, fail.
4256 2009-03-23 Richard Guenther <rguenther@suse.de>
4258 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
4259 * tree.h (struct tree_type): Likewise.
4260 * reload.h (struct insn_chain): Likewise.
4261 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
4262 * function.h (struct function): Likewise.
4263 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
4265 2009-03-23 Jakub Jelinek <jakub@redhat.com>
4267 PR tree-optimization/39516
4268 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
4270 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
4272 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
4273 should be set true if BITS_PER_WORD of target is bigger than 32
4275 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
4277 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
4278 Translate -B-options to -rpath-link. Correct existing
4279 rpath-link and conditionalize on !nostdlib.
4281 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4283 * doc/extend.texi (Function Attributes, Variable Attributes):
4285 * doc/invoke.texi (Debugging Options, Optimize Options)
4286 (i386 and x86-64 Options, MCore Options): Likewise.
4288 2009-03-20 Jakub Jelinek <jakub@redhat.com>
4291 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
4292 it for block local namespace aliases.
4293 (gen_decl_die): Pass context_die to gen_namespace_die.
4295 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4298 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
4299 minimum or maximum value.
4301 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
4303 * reginfo.c (globalize_reg): Recompute derived reg sets.
4305 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4308 * libgcc2.c (mprotect): Do not use signed arguments for
4309 VirtualProtect, use DWORD arguments. Also fix the 'may
4310 be used uninitialized' warning for the np variable.
4312 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4315 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4316 functions using regparm calling conventions when not optimizing.
4317 (ix86_function_sseregparm): Similarly for sseregparm calling
4320 2009-03-19 Li Feng <nemokingdom@gmail.com>
4323 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4324 dependence if the first conflict is after niter iterations.
4326 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4329 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4330 functions with dynamic stack-pointer adjustments.
4332 2009-03-19 Ben Elliston <bje@au.ibm.com>
4334 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4335 option; change to -msdata=data.
4337 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4339 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4342 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4345 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4347 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4349 * doc/invoke.texi (Code Gen Options): Expand discussion of
4352 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4354 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4355 * matrix-reorg.c (struct matrix_info): Likewise.
4356 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4357 * rtl.h (struct mem_attrs): Likewise.
4358 * df.h (struct df): Likewise.
4359 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4360 * ira-int.h (struct ira_allocno): Likewise.
4361 * df-scan.c (struct df_collection_rec): Likewise.
4362 * ira.c (struct equivalence): Likewise.
4363 * function.c (struct temp_slot): Likewise.
4364 * cfgloop.h (struct loop): Likewise.
4367 * function.c (use_register_for_decl): When not optimizing, disregard
4368 register keyword for variables with types containing methods.
4370 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4373 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4374 (is_simple_operand): Call contains_component_ref_p before calling data
4375 reference analysis that would fail on COMPONENT_REFs.
4377 * tree-vrp.c (search_for_addr_array): Fix formatting.
4379 2009-03-18 Richard Guenther <rguenther@suse.de>
4381 * tree-vect-transform.c (vect_loop_versioning): Fold the
4382 generated comparisons.
4383 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4384 (slpeel_tree_peel_loop_to_edge): Likewise.
4386 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4389 * opts.c (print_specific_help): In addition to `undocumented',
4390 accept `separate' and `joined' flags if passed alone. Describe
4391 output by the first matched one of those.
4392 (common_handle_option): Skip over empty strings.
4393 * gcc.c (display_help): Fix help string for `--help='.
4394 * doc/invoke.texi (Option Summary, Overall Options): With
4395 `--help=', classes and qualifiers can both be repeated, but
4396 only the latter can be negated. One should not pass only
4397 negated qualifiers. Fix markup and examples.
4400 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4402 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4403 and -fhelp=separate.
4405 2009-03-17 Jing Yu <jingyu@google.com>
4408 * function.h (struct rtl_data): Move is_thunk from here...
4409 (struct function): ...to here.
4410 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4411 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4413 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4415 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4416 (alpha_output_function_end_prologue): Likewise.
4417 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4418 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4419 (rs6000_output_function_epilogue): Likewise.
4420 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4422 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4425 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4426 from different units in a single alternative.
4427 (*truncdfsf_i387): Ditto.
4428 (*truncxfsf2_mixed): Ditto.
4429 (*truncxfdf2_mixed): Ditto.
4431 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4433 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4434 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4437 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4438 unused non-artificial variables when not optimizing.
4441 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4442 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4443 NAMESPACE_DECL in its DECL_INITIAL.
4446 * optabs.c (set_user_assembler_libfunc): New function.
4447 * expr.h (set_user_assembler_libfunc): New prototype.
4448 * c-common.c: Include libfuncs.h.
4449 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4450 for memcmp, memset, memcpy, memmove and abort.
4451 * Makefile.in (c-common.o): Depend on libfuncs.h.
4454 * dwarf2out.c (gen_inlined_enumeration_type_die,
4455 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4456 gen_tagged_type_instantiation_die): Removed.
4457 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4460 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4463 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4465 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4466 (check-parallel-%): Ditto.
4467 (check-consistency): Ditto.
4469 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4471 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4472 local variable rhs by NULL_TREE.
4474 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4477 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4479 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4482 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4484 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4487 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4488 for ms->sysv ABI calls only in 64bit mode.
4490 * config/i386/i386.md (untyped_call): Support 32bit.
4492 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4494 * doc/extend.texi: Replace x86_65 with x86_64.
4496 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4498 PR tree-optimization/39455
4499 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4500 mismatches for POINTER_TYPE_P (type).
4501 (number_of_iterations_le): Likewise.
4503 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4505 * config/picochip/picochip.c: Removed profiling support.
4506 * config/picochip/picochip.md: Removed profiling instruction.
4507 * config/picochip/picochip.h: Removed profiling builtin.
4509 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4511 * doc/install.texi (--with-host-libstdcxx): Document.
4513 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4516 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4517 generate a warning if the function name does not begin with
4518 "__vector" and the function has either the 'signal' or 'interrupt'
4519 attribute, from here to ...
4520 (avr_declare_function_name): ...here. New function.
4521 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4522 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4524 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4527 * cse.c (fold_rtx): Don't modify original const_arg1 when
4528 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4529 separate variable instead.
4530 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4531 from out of range shift counts.
4532 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4534 2008-03-13 Catherine Moore <clm@codesourcery.com>
4536 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4537 diagnostic.h with $(DIAGNOSTIC_H).
4539 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4542 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4544 * config/i386/sync.md (sync_compare_and_swap<mode>,
4545 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4546 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4548 (sync_double_compare_and_swapdi_pic,
4549 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4550 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4552 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4555 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4557 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4560 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4561 (avx_addsubv4df3): Likewise.
4562 (*avx_addsubv4sf3): Likewise.
4563 (sse3_addsubv4sf3): Likewise.
4565 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4568 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4570 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4573 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4574 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4575 registers for allocnos created from user-defined variables.
4577 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4580 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4581 of non-integer mode as well.
4583 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4585 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4586 for functions for which the parameter types are unknown.
4588 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4591 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4592 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4593 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4594 * config/i386/i386.c (ix86_local_alignment): For
4595 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4596 long long variables on the stack to avoid dynamic realignment.
4597 Allow the first argument to be a decl rather than type.
4598 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4600 2009-03-11 Nick Clifton <nickc@redhat.com>
4603 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4605 Add description to mno-lsim option.
4606 * config/mcore/mcore.h: Remove comment about deprecated m4align
4608 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4609 * doc/invoke.texi: Add description of mno-lsim and
4610 mstack-increment options.
4612 * config/fr30/fr30.opt: Document the -mno-lsim option.
4613 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4614 and -mno-lsim options.
4616 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4618 * fold-const.c (fold_comparison): Only call fold_inf_compare
4619 if the mode supports infinities.
4621 2009-03-11 Jason Merrill <jason@redhat.com>
4624 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4625 end already did. Notice GIMPLE_CALL modifications of the result.
4626 Don't copy debug information from an ignored decl or a decl from
4629 2009-03-10 Richard Guenther <rguenther@suse.de>
4630 Nathan Froyd <froydnj@codesourcery.com>
4633 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4634 (__divMODE3): Likewise.
4636 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4638 PR tree-optimization/39394
4639 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4640 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4642 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4644 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4645 inline asms for register asm ("") declarations.
4647 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4649 * fold-const.c (fold_unary): Fix comment.
4651 2009-03-07 Jan Hubicka <jh@suse.cz>
4654 * tree-inline.c (setup_one_parameter): Do replacement of const
4655 argument by constant in SSA form.
4657 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4660 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4661 determine alignment passed to assign_stack_local.
4662 (assign_parms_unsplit_complex): Likewise.
4663 * except.c (sjlj_build_landing_pads): Likewise.
4665 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4668 * tree-flow.h (add_referenced_var): Return bool instead of void.
4669 * tree-dfa.c (add_referenced_var): Return result of
4670 referenced_var_check_and_insert call.
4671 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4672 of referenced_var_check_and_insert.
4675 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4676 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4677 DIE, don't emit it if abstract origin already has it.
4678 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4679 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4681 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4683 * genpreds.c (needs_variable): Fix parentheses at variable name
4685 (write_tm_constrs_h): Indent generated code.
4687 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4689 * doc/extend.texi (Function Attributes): Add documentation
4692 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4695 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4696 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4698 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4700 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4703 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4706 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4707 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4709 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4711 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4712 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4713 constants instead of magic numbers.
4714 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4716 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4717 (x86_64_ms_abi_int_parameter_registers): Ditto.
4718 (x86_64_int_return_registers): Ditto.
4719 (ix86_maybe_switch_abi): Ditto.
4720 (ix86_expand_call): Ditto for clobbered_registers array.
4721 (ix86_hard_regno_mode_ok): Ditto.
4722 (x86_extended_QIreg_mentioned_p): Ditto.
4724 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4726 PR tree-optimization/39349
4727 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4729 * combine.c (gen_lowpart_for_combine): Use omode when generating
4732 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4734 PR rtl-optimization/39235
4735 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4737 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4739 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4741 2009-03-04 Richard Guenther <rguenther@suse.de>
4743 PR tree-optimization/39362
4744 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4745 that occur in abnormal PHIs should be varying.
4747 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4749 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4751 (simple_iv): Take loop as an argument instead of statement.
4752 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4753 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4755 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4757 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4758 * matrix-reorg.c (analyze_transpose): Ditto.
4759 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4760 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4761 * tree-predcom.c (ref_at_iteration): Ditto.
4762 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4764 2009-03-04 Richard Guenther <rguenther@suse.de>
4766 PR tree-optimization/39358
4767 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4768 escaped_id and callused_id.
4769 (solve_graph): Likewise.
4771 2009-03-04 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/39339
4774 * tree-sra.c (try_instantiate_multiple_fields): Make it
4775 no longer ICE on the above.
4777 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4779 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4780 that fits within Pmode.
4782 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4785 * tm.texi (LIBCALL_VALUE): Update description.
4787 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4790 * doc/extend.texi (section): Update description.
4792 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4795 * tree-inline.c (remapped_type): New.
4796 (can_be_nonlocal): Call remapped_type instead of remap_type.
4798 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4801 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4802 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4804 2009-03-03 Richard Guenther <rguenther@suse.de>
4807 * tree.c (tree_nonartificial_location): New function.
4808 * tree.h (tree_nonartificial_location): Declare.
4809 * builtins.c (expand_builtin_memory_chk): Provide location
4810 of the call location for artificial function pieces.
4811 (maybe_emit_chk_warning): Likewise.
4812 (maybe_emit_sprintf_chk_warning): Likewise.
4813 (maybe_emit_free_warning): Likewise.
4814 * expr.c (expand_expr_real_1): Likewise.
4816 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4818 PR tree-optimization/39343
4819 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4820 COMPONENT_REF t has ARRAY_TYPE.
4822 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4825 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4826 when the type precision of the induction variable should be
4827 larger than the type precision of nit.
4828 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4829 * graphite.c (graphite_loop_normal_form): Same.
4830 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4832 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4835 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4836 numbers to describe clobbered registers.
4837 (*call_value_0_rex64_ms_sysv): Ditto.
4838 * config/i386/mmx.md (mmx_emms): Ditto.
4841 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4843 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4846 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4848 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4849 (spu_section_type_flags): New function.
4851 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4853 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4854 reg_class_contents of FLOAT_REGS into a temporary.
4856 2009-03-02 Richard Guenther <rguenther@suse.de>
4857 Ira Rosen <irar@il.ibm.com>
4859 PR tree-optimization/39318
4860 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4861 information to the vectorized statement.
4863 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4865 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4866 variable. Use defined names instead of magic constants for REX SSE
4869 2009-03-01 Richard Guenther <rguenther@suse.de>
4871 PR tree-optimization/39331
4872 * omp-low.c (lower_send_shared_vars): Do not receive new
4873 values for the reference of DECL_BY_REFERENCE parms or results.
4875 2009-03-01 Jan Hubicka <jh@suse.cz>
4878 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4879 BLOCK_NONLOCALIZED_VAR): New macros.
4880 (tree_block): Add nonlocalized_vars.
4881 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4882 gen_decl_die): Add origin argument. Allow generation of die with
4883 origin at hand only.
4884 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4885 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4887 (gen_block_die): Fix checking for unused blocks.
4888 (process_scope_var): Break out from .... ; work with origins only.
4889 (decls_for_scope) ... here; process nonlocalized list.
4890 (dwarf2out_ignore_block): Look for nonlocalized vars.
4891 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4893 (dump_scope_block): Dump them.
4894 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4895 (remap_block): Likewise.
4896 (can_be_nonlocal): New predicate.
4897 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4899 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4901 * configure: Regenerate.
4903 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4905 * optc-gen.awk: No need to duplicate option flags twice.
4906 Reuse help texts for duplicate options which do not have any.
4908 * gcc.c (display_help): Document --version.
4910 * gcc.c (main): If print_help_list and verbose_flag, ensure
4911 driver output comes before subprocess output.
4913 * optc-gen.awk: Assign all remaining fields to help string,
4914 space-separated, for multi-line help in *.opt.
4916 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4917 -Wno-pedantic-ms-format is for MinGW targets only.
4919 * doc/options.texi (Option file format): Fix bad indentation,
4920 restoring dropped sentence.
4922 2009-02-28 Jan Hubicka <jh@suse.cz>
4924 * tree-inline.c (tree_function_versioning): Output debug info.
4926 2009-02-28 Jan Hubicka <jh@suse.cz>
4929 * tree-inline.c (setup_one_parameter): Do not copy propagate
4930 arguments when not optimizing.
4932 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4935 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4936 (avx_addsubv4df3): Likewise.
4937 (*avx_addsubv4sf3): Likewise.
4938 (sse3_addsubv4sf3): Likewise.
4939 (*avx_addsubv2df3): Likewise.
4940 (sse3_addsubv2df3): Likewise.
4941 (avx_unpckhps256): Correct item selectors.
4942 (avx_unpcklps256): Likewise.
4943 (avx_unpckhpd256): Likewise.
4944 (avx_unpcklpd256): Likewise.
4946 2009-02-28 Jan Hubicka <jh@suse.cz>
4948 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4950 (copy_arguments_for_versioning): If var is declared don't declare it.
4951 (tree_function_versioning): First setup substitutions and then copy
4954 2009-02-27 Jan Hubicka <jh@suse.cz>
4957 * cgraph.h (varpool_output_debug_info): Remove.
4958 * cgraphunit.c (varpool_output_debug_info): Remove.
4959 * dwarf2out.c (deferred_locations_struct): New struct
4960 (deferred_locations): New type.
4961 (deferred_locations_list): New static var.
4962 (deffer_location): New function.
4963 (gen_variable_die): Use it.
4964 (decls_for_scope): Output info on local static vars.
4965 (dwarf2out_finish): Process deferred locations.
4966 * varpool.c (varpool_output_debug_info): Remove.
4968 2009-02-27 Jan Hubicka <jh@suse.cz>
4971 * tree.h (TREE_PROTECTED): Fix comment.
4972 (BLOCK_HANDLER_BLOCK): Remove.
4973 (struct tree_block): Remove handler_block add body_block.
4974 (inlined_function_outer_scope_p): New.
4975 (is_body_block): Remove.
4976 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4977 * dwarf2out.c (is_inlined_entry_point): Remove.
4978 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4979 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4981 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4982 * gimplify.c (gimplify_expr): Gimplify body blocks.
4983 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4984 block with multiple subblocks.
4985 (dump_scope_block): Prettier output; dump more flags and info.
4986 (dump_scope_blocks): New.
4987 (remove_unused_locals): Use dump_scope_blocks.
4988 * tree-flow.h (dump_scope_blocks): Declare.
4989 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4990 * stmt.c (is_body_block): Remove.
4991 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4992 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4994 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4997 * graphite.c (graphite_loop_normal_form): Do not call
4998 number_of_iterations_exit from a gcc_assert.
5000 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5002 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
5003 jumps if COND is NULL.
5004 (find_cond_jump): New function.
5005 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
5006 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
5008 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
5010 * config/alpha/alpha.h (alpha_expand_mov): Return false if
5011 force_const_mem returns NULL_RTX.
5013 2009-02-26 Jan Hubicka <jh@suse.cz>
5016 * cgraph.h (varpool_output_debug_info): Remove.
5017 * cgraphunit.c (varpool_output_debug_info): Remove.
5018 * dwarf2out.c (deferred_locations_struct): New struct
5019 (deferred_locations): New type.
5020 (deferred_locations_list): New static var.
5021 (deffer_location): New function.
5022 (gen_variable_die): Use it.
5023 (decls_for_scope): Output info on local static vars.
5024 (dwarf2out_finish): Process deferred locations.
5025 * varpool.c (varpool_output_debug_info): Remove.
5027 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
5029 PR rtl-optimization/39241
5030 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
5031 to subreg_offset_representable_p.
5033 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5035 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
5036 execute function prototype. Get f and nregs from max_reg_num
5037 and get_insns. Remove the first backward pass as it's dead,
5038 guard the forward pass by flag_expensive_optimizations.
5039 (rest_of_handle_regmove): Delete.
5040 (pass_regmove): Replace it with regmove_optimize.
5042 2009-02-25 Martin Jambor <mjambor@suse.cz>
5044 PR tree-optimization/39259
5045 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
5046 calls_alloca function flags.
5047 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
5050 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
5052 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
5053 flags_set_1_rtx, flags_set_1_set): Delete.
5054 (regmove_optimize): Do not call mark_flags_life_zones.
5056 2009-02-24 Julian Brown <julian@codesourcery.com>
5059 * config/arm/arm.c (require_pic_register): Only set
5060 cfun->machine->pic_reg once per function.
5062 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
5064 * doc/invoke.texi (Link Options): Document an easier way to pass
5065 options that take arguments to the GNU linker using -Xlinker and -Wl.
5067 2009-02-24 Steve Ellcey <sje@cup.hp.com>
5070 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
5072 2009-02-24 Richard Guenther <rguenther@suse.de>
5075 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
5077 2009-02-24 Richard Guenther <rguenther@suse.de>
5078 Zdenek Dvorak <ook@ucw.cz>
5080 PR tree-optimization/39233
5081 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
5082 from converting them to a generic type.
5084 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
5086 PR tree-optimization/39260
5087 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
5088 contains a condition with a real type.
5089 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
5091 2009-02-23 Jason Merrill <jason@redhat.com>
5094 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
5095 narrowing_initializer_constant_valid_p.
5096 (narrowing_initializer_constant_valid_p): Don't return
5097 null_pointer_node for adding a pointer to itself.
5099 2009-02-23 Jan Hubicka <jh@suse.cz>
5102 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
5105 2009-02-23 Jan Hubicka <jh@suse.cz>
5107 PR tree-optimization/37709
5108 * tree.c (block_ultimate_origin): Move here from dwarf2out.
5109 * tree.h (block_ultimate_origin): Declare.
5110 * dwarf2out.c (block_ultimate_origin): Move to tree.c
5111 * tree-ssa-live.c (remove_unused_scope_block_p):
5112 Eliminate blocks containig no instructions nor live variables nor
5114 (dump_scope_block): New function.
5115 (remove_unused_locals): Enable removal of dead blocks by default;
5116 enable dumping at TDF_DETAILS.
5118 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5120 * config/i386/i386.c (classify_argument): Don't allow COImode
5122 (function_arg_advance_32): Don't allow OImode.
5123 (function_arg_32): Likewise.
5124 (function_value_32): Likewise.
5125 (return_in_memory_32): Likewise.
5126 (function_arg_64): Remove OImode comment.
5128 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5131 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5132 ix86_expand_vector_set for V4DImode in 64bit mode only.
5133 (ix86_expand_vector_init_one_var): Likewise.
5135 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
5137 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
5139 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5142 * loop-iv.c: Revert last change.
5143 * emit-rtl.c: Likewise.
5145 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
5148 * config/i386/i386.c (type_natural_mode): Remove an extra
5149 space in the warning message.
5150 (function_value_32): Handle 32-byte vector modes.
5151 (return_in_memory_32): Likewise.
5153 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
5155 * loop-iv.c (truncate_value): New function.
5156 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
5158 (lowpart_subreg): Move to...
5159 * emit-rtl.c: ...here.
5161 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
5163 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
5164 accidental and undocumented change at revision 140860.
5166 2009-02-21 Joseph Myers <joseph@codesourcery.com>
5168 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
5169 take gimple_seq * arguments.
5170 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
5171 types_compatible_p langhook.
5173 2009-02-20 Mark Mitchell <mark@codesourcery.com>
5174 Joseph Myers <joseph@codesourcery.com>
5176 * config/arm/arm.c (arm_builtin_va_list): New function.
5177 (arm_expand_builtin_va_start): Likewise.
5178 (arm_gimplify_va_arg_expr): Likewise.
5179 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
5180 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
5181 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
5182 (va_list_type): New variable.
5183 (arm_mangle_type): Mangle va_list_type appropriately.
5185 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5188 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
5189 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
5190 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
5191 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
5192 parameter to 1000 for -O1 by default.
5193 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
5195 * loop-invariant.c: Include params.h.
5196 (move_loop_invariants): Don't call move_single_loop_invariants on
5199 2009-02-20 Jaka Mocnik <jaka@xlab.si>
5201 * calls.c (emit_library_call_value_1): Use slot_offset instead of
5202 offset when calculating bounds for indexing stack_usage_map. Fixes
5203 a buffer overflow with certain target setups.
5205 2009-02-20 Jakub Jelinek <jakub@redhat.com>
5208 * calls.c (expand_call): Clear try_tail_call if caller and callee
5209 disagree in promotion of function return value.
5211 2009-02-19 Jakub Jelinek <jakub@redhat.com>
5214 * c-common.c (c_determine_visibility): If visibility changed and
5215 DECL_RTL has been already set, call make_decl_rtl to update symbol
5218 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
5221 * varasm.c (assemble_variable): Don't check DECL_NAME when
5222 globalizing a variable.
5224 2009-02-19 Joseph Myers <joseph@codesourcery.com>
5227 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
5228 expression before any __builtin_trap call.
5229 * c-typeck.c (build_function_call): Convert and check function
5230 arguments before generating a call to a trap. Evaluate the
5231 function arguments before the trap.
5233 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
5236 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
5237 (UNSPEC_FXAM_MEM): New unspec.
5238 (fxam<mode>2_i387_with_temp): New insn and split pattern.
5239 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
5240 memory using fxam<mode>2_i387_with_temp to remove excess precision.
5242 2009-02-19 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/39207
5245 PR tree-optimization/39074
5246 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
5247 storedanything_tree): New.
5248 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
5249 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
5250 (build_succ_graph): Add edges from STOREDANYTHING to all
5252 (init_base_vars): Initialize STOREDANYTHING.
5253 (compute_points_to_sets): Free substitution info after
5254 building the succ graph.
5255 (ipa_pta_execute): Likewise.
5257 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
5259 (do_ds_constraint): Do not add to special var or non-pointer
5261 (type_could_have_pointers): Split out from ...
5262 (could_have_pointers): ... here. For arrays use the element type.
5263 (create_variable_info_for): Initialize may_have_pointers.
5264 (new_var_info): Likewise.
5265 (handle_lhs_call): Make the HEAP variable unknown-sized.
5266 (intra_create_variable_infos): Use a type with pointers for
5267 PARM_NOALIAS, make it unknown-sized.
5269 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
5272 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
5274 2009-02-18 Jason Merrill <jason@redhat.com>
5277 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
5278 value if DECL_EXTERNAL.
5279 * tree-sra.c (sra_walk_gimple_assign): Likewise.
5280 * target.h (gcc_target::binds_local_p): Clarify "module".
5281 * tree.h (TREE_PUBLIC): Clarify "module".
5283 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
5286 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
5287 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
5289 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
5292 * c.opt (Wabi): Support C and ObjC.
5295 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
5297 * config/i386/i386.c (classify_argument): Warn once about the ABI
5298 change when passing union with long double.
5300 * doc/invoke.texi: Update -Wabi for warning psABI changes.
5302 2009-02-18 Joseph Myers <joseph@codesourcery.com>
5305 * c-parser.c (c_parser_compound_statement): Always enter and leave
5308 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5311 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5313 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5315 PR tree-optimization/36922
5316 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5317 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5320 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5322 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5325 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5327 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5329 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5331 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5334 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5335 Richard Sandiford <rdsandiford@googlemail.com>
5337 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5338 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5339 (loongson_biadd): ...this.
5341 2009-02-17 Richard Guenther <rguenther@suse.de>
5343 PR tree-optimization/39202
5344 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5345 a var make sure to follow existing collapses.
5347 2009-02-17 Richard Guenther <rguenther@suse.de>
5350 * langhooks.c (lhd_print_error_function): Check for NULL block.
5352 2009-02-17 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/39204
5355 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5358 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5360 * config/soft-fp/double.h: Update from glibc CVS.
5362 2009-02-17 Richard Guenther <rguenther@suse.de>
5364 PR tree-optimization/39207
5365 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5366 strict-aliasing warnings for pointers pointing to NULL.
5368 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5371 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5372 skipping until next close brace.
5374 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5377 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5378 to function argument boundary.
5380 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5382 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5383 in the lea_add. Reload eventually constraints it properly.
5384 * config/picochip/constraints.md : Remove the target constraint
5385 "b", since it is not needed anymore.
5387 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5389 * gthr-dce.h: Uglify function parameter and local variable names.
5390 * gthr-gnat.h: Likewise.
5391 * gthr-mipssde.h: Likewise.
5392 * gthr-nks.h: Likewise.
5393 * gthr-posix95.h: Likewise.
5394 * gthr-posix.h: Likewise.
5395 * gthr-rtems.h: Likewise.
5396 * gthr-single.h: Likewise.
5397 * gthr-solaris.h: Likewise.
5398 * gthr-tpf.h: Likewise.
5399 * gthr-vxworks.h: Likewise.
5400 * gthr-win32.h: Likewise.
5402 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5405 * config/i386/i386.md: Restrict the new peephole2 to move
5406 between MMX/SSE registers.
5408 2009-02-15 Richard Guenther <rguenther@suse.de>
5411 2009-02-13 Richard Guenther <rguenther@suse.de>
5413 * configure.ac: Enable LFS.
5414 * configure: Re-generate.
5415 * config.in: Likewise.
5417 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5419 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5420 spu_srqwbyte, spu_srqwbytebc): Define.
5421 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5422 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5423 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5424 "shrqby_<mode>"): New insn-and-split patterns.
5425 * config/spu/spu.c (expand_builtin_args): Determine and return
5426 number of operands using spu_builtin_description data.
5427 (spu_expand_builtin_1): Use it.
5429 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5432 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5435 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5438 * config/i386/i386.c (override_options): Correct warning
5439 messages for -malign-loops, -malign-jumps and -malign-functions.
5441 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5444 * config/i386/i386.md: Restrict the new peephole2 to move
5445 between the general purpose registers.
5447 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5450 * config/i386/i386.c (type_natural_mode): Add a new argument.
5451 Return the original mode and warn ABI change if vector size is 32byte.
5452 (function_arg_advance): Updated.
5453 (function_arg): Likewise.
5454 (ix86_function_value): Likewise.
5455 (ix86_return_in_memory): Likewise.
5456 (ix86_sol10_return_in_memory): Likewise.
5457 (ix86_gimplify_va_arg): Likewise.
5458 (function_arg_32): Don't warn ABX ABI change here.
5459 (function_arg_64): Likewise.
5461 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5463 * loop-iv.c (implies_p): In the final case, test that operands 0
5464 of the two comparisons match.
5466 * config/bfin/bfin.c (find_prev_insn_start): New function.
5467 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5468 (find_next_insn_start): Move.
5470 2009-02-13 Richard Guenther <rguenther@suse.de>
5472 * configure.ac: Enable LFS.
5473 * configure: Re-generate.
5474 * config.in: Likewise.
5476 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5479 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5480 sizes on syntax error after some arguments have been parsed.
5482 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5484 * doc/invoke.texi (-fira): Remove.
5486 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5488 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5489 * recog.c: Likewise.
5492 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5494 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5495 (umul_ppmm): Likewise.
5496 (count_leading_zeros): Likewise.
5497 (count_trailing_zeros): Likewise.
5498 (UMUL_TIME): Likewise.
5500 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5502 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5503 soft-fp/t-softfp to tmake_file.
5505 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5506 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5507 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5508 IA64_BUILTIN_INFQ]: New.
5509 (ia64_init_builtins): Initialize __builtin_infq,
5510 __builtin_fabsq and __builtin_copysignq if not HPUX.
5511 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5512 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5514 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5516 (__fixtfti): Likewise.
5517 (__fixunstfti): Likewise.
5518 (__floattitf): Likewise.
5520 * config/ia64/libgcc-glibc.ver: New.
5521 * config/ia64/t-fprules-softfp: Likewise.
5522 * config/ia64/sfp-machine.h: Likewise.
5524 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5525 (LIBGCC2_TF_CEXT): Likewise.
5526 (TF_SIZE): Likewise.
5527 (TARGET_INIT_LIBFUNCS): Likewise.
5529 * config/ia64/t-glibc (SHLINB_MAPFILES):
5530 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5532 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5534 * config/i386/i386.c (construct_container): Rewrite processing
5535 BLKmode with X86_64_SSE_CLASS.
5537 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5540 * config/i386/i386.md: Replace simplify_replace_rtx with
5541 replace_rtx in the new peephole2.
5543 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5545 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5546 loop unrolling do not happen at -O2.
5548 2009-02-12 Michael Matz <matz@suse.de>
5550 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5552 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5554 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5557 2009-02-12 Ben Elliston <bje@au.ibm.com>
5559 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5560 patterns when updating the back chain. Missed in the 2009-02-10
5563 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5565 * doc/extend.texi (Decimal Floating Types): Update identifier of
5566 draft TR and list of missing support.
5568 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5571 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5572 bit to variable length decl's flags, add it also to its
5573 pointer replacement variable.
5575 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5576 Jakub Jelinek <jakub@redhat.com>
5579 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5580 (memory_blockage): New expander.
5581 (*memory_blockage): New insn pattern.
5582 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5583 instead of general blockage at the end of function prologue when
5584 frame pointer is used to access red zone area. Do not emit blockage
5585 when profiling, it is emitted in generic code.
5586 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5587 function epilogue when frame pointer is used to access red zone area.
5589 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5592 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5593 by arithmetic with memory operands.
5594 * config/i386/predicates.md (commutative_operator): New.
5596 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5598 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5601 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5603 * alias.h (record_alias_subset): Declare.
5604 * alias.c (record_alias_subset): Make global.
5606 2009-02-10 Nick Clifton <nickc@redhat.com>
5608 * tree-parloops.c: Change license to GPLv3.
5609 * ipa-struct-reorg.c: Change license to GPLv3.
5610 * ipa-struct-reorg.h: Change license to GPLv3.
5612 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5615 * c-decl.c (start_struct): Return NULL on error.
5617 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5620 * cfgloopmanip.c (remove_path): Call remove_bbs after
5621 cancel_loop_tree, not before it.
5624 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5625 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5626 VAR_DECLs were seen.
5627 * tree-ssa-live.c (remove_unused_locals): Recompute
5628 cfun->has_local_explicit_reg_vars.
5629 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5630 copies or clearings if cfun->has_local_explicit_reg_vars.
5632 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5635 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5636 of function prologue when frame pointer is used to access
5639 2009-02-10 Richard Guenther <rguenther@suse.de>
5642 * gimplify.c (gimple_regimplify_operands): Always look if
5643 we need to create a temporary.
5645 2009-02-10 Richard Guenther <rguenther@suse.de>
5647 PR tree-optimization/39132
5648 * tree-loop-distribution.c (todo): New global var.
5649 (generate_memset_zero): Trigger TODO_rebuild_alias.
5650 (tree_loop_distribution): Return todo.
5652 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5655 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5656 (x86_64_reg_class_name): Removed.
5657 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5658 first one isn't X86_64_SSE_CLASS or any other ones aren't
5659 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5660 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5661 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5662 and 3 X86_64_SSEUP_CLASS.
5663 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5664 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5666 2009-02-10 Ben Elliston <bje@au.ibm.com>
5668 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5669 form instruction to update the stack back chain word, even if the
5670 user has disabled the generation of update instructions.
5671 (movdi_<mode>_update_stack): New.
5672 (movsi_update_stack): Likewise.
5673 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5674 always use an update form instruction to update the stack back
5677 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5680 * graphite.c (if_region_set_false_region): After moving a region in
5681 the false branch of a condition, remove the empty dummy basic block.
5682 (gloog): Remove wrong fix for PR38953.
5684 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5686 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5687 generation due to implicit sign extension.
5689 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5692 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5693 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5695 2009-02-09 Richard Guenther <rguenther@suse.de>
5698 * convert.c (convert_to_real): Disable (float)fn((double)x)
5699 to fnf(x) conversion if errno differences may occur and
5700 -fmath-errno is set.
5702 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5704 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5705 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5706 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5708 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5711 * c-common.c (handle_alias_attribute): Disallow attribute for
5712 anything not a FUNCTION_DECL or VAR_DECL.
5714 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5717 * real.c (do_compare): Special-case compare of zero against
5718 decimal float value.
5720 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5723 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5724 as indicating flexible array members unless the field itself is
5725 being declarared as the incomplete array.
5727 2009-02-06 Jan Hubicka <jh@suse.cz>
5729 PR tree-optimization/38844
5730 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5733 2009-02-06 Richard Guenther <rguenther@suse.de>
5736 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5737 fork because we may expand it as __gcov_fork.
5739 2009-02-06 Nick Clifton <nickc@redhat.com>
5741 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5743 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5745 PR tree-optimization/35659
5746 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5747 vn_phi_eq): Shortcut if hashcode does not match.
5748 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5750 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5751 and avoid iterative_hash_expr.
5752 (FOR_EACH_VALUE_ID_IN_SET): New.
5753 (value_id_compare): Remove.
5754 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5755 sort expressions by value id.
5757 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5760 * config/sh/predicates.md (general_movsrc_operand): Don't check
5761 the subreg of system registers here.
5763 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5766 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5769 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5771 PR rtl-optimization/39110
5772 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5773 addresses, not aligned ones.
5775 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5776 Richard Guenther <rguenther@suse.de>
5778 PR tree-optimization/39100
5779 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5780 comment says and add edges.
5782 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5785 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5786 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5788 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5790 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5791 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5792 register_bb_in_sese, new_sese, free_sese): Moved.
5793 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5794 outermost_loop_in_scop, build_scop_iteration_domain,
5795 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5796 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5797 Use loop_in_sese_p instead of loop_in_scop_p.
5798 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5799 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5800 (scopdet_basic_block_info): Fix bug in scop detection.
5801 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5802 eq_loop_to_cloog_loop): Remove.
5803 (nb_loops_around_loop_in_scop, nb_loop
5804 ref_nb_loops): Moved here...
5805 * graphite.h (ref_nb_loops): ... from here.
5806 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5807 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5808 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5809 * testsuite/gcc.dg/graphite/scop-19.c: New
5811 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5812 Hans-Peter Nilsson <hp@axis.com>
5814 PR rtl-optimization/37889
5815 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5816 Move offset handling from PLUS to before the switch. Use new
5817 arguments when considering SYMBOL_REFs too.
5818 (rtx_addr_can_trap_p): Pass dummy offset and size.
5819 (enum may_trap_p_flags): Remove.
5820 (may_trap_p_1): Pass size from MEM_SIZE.
5822 PR rtl-optimization/38921
5823 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5824 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5825 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5826 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5828 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5830 AVX Programming Reference (January, 2009)
5831 * config/i386/sse.md (*vpclmulqdq): New.
5833 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5835 PR tree-optimization/38977
5836 PR gcov-profile/38292
5837 * calls.c (special_function_p): Disregard __builtin_ prefix.
5839 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5841 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5842 non-indexable addresses even before reload.
5844 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5847 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5848 as having variable size. Do not give an error for unnamed
5849 parameters with [*] declarators. Give a warning for type names
5850 with [*] declarators and mark them as variable size.
5851 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5852 for sizeof applied to [*] type names.
5854 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5857 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5859 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5861 * gcc.c (process_command): Update copyright notice dates.
5862 * gcov.c (print_version): Likewise.
5863 * gcov-dump.c (print_version): Likewise.
5864 * mips-tfile.c (main): Likewise.
5865 * mips-tdump.c (main): Likewise.
5867 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5870 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5871 for composite type involving a zero-length array type.
5873 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5876 * function.c (match_asm_constraints_1): Skip over
5877 initial optional % in the constraint.
5880 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5881 supported, don't accept FIXED_CSTs.
5882 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5883 and _Sat is used without _Fract/_Accum. Set specs->type to
5884 integer_type_node for cts_fract/cts_accum if fixed point is not
5887 2009-02-02 Catherine Moore <clm@codesourcery.com>
5889 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5891 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5893 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5894 (ABI_HAS_64BIT_SYMBOLS): Use it.
5895 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5897 2009-02-02 Paul Brook <paul@codesourcery.com>
5899 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5901 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5904 * recog.h (asm_operand_ok): Add constraints argument.
5905 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5906 recurse on matching constraint.
5907 (check_asm_operands): Pass constraints as 3rd argument to
5908 asm_operand_ok. Don't look up matching constraint here.
5909 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5912 2009-02-02 Ben Elliston <bje@au.ibm.com>
5914 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5915 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5917 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5919 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5920 information. Remove some obsolete information. Reorganize.
5922 * config/pa/fptr.c: Revert license to GPL 2.
5923 * config/pa/milli64.S: Likewise.
5925 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5928 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5929 LIBRARY name in, instead of hard-coding it.
5930 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5931 extra target make frag to tmake_files according to EH model.
5932 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5933 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5934 frags that define makefile variable EH_MODEL appropriately.
5935 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5936 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5937 to "-sjlj" according to type of EH configured.
5938 (LIBGCC_SONAME): Concatenate it to shared library base name.
5939 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5940 to "_sjlj" according to type of EH configured.
5941 (LIBGCC_SONAME): Concatenate it to shared library base name.
5942 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5943 (SHLIB_LINK): Add missing semicolon to if-else construct.
5944 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5945 string value of "pe_dll" command-line option.
5946 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5947 (SHLIB_SONAME): Use it when overriding t-cygming default.
5948 (SHLIB_IMPLIB): Override t-cygming default.
5949 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5950 string value of "pe_dll" command-line option.
5952 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5955 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5956 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5958 2009-01-31 Richard Guenther <rguenther@suse.de>
5960 PR tree-optimization/38937
5961 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5962 computing the transitive closure.
5964 2009-01-30 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/39041
5967 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5968 Propagate variable indices only if the types match for this stmt.
5970 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5973 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5974 inline but never defined.
5976 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5978 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5979 (*insv_h_di_reg_extimm): New insn.
5980 (*insv_l<mode>_reg_extimm): New insn.
5982 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5984 * config/picochip/picochip.c (flag_conserve_stack): set
5985 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5986 fconserve-stack. Reduce call-overhead used by inliner.
5988 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5991 * common.opt (flag_conserve_stack): Initialised to zero.
5993 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5996 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5997 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
6000 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
6002 * ira-color.c (allocno_reload_assign): Update comments.
6003 * regmove.c (regmove_optimize): Likewise.
6007 2009-01-29 Robert Millan <rmh@aybabtu.com>
6009 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
6010 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
6011 `MD_UNWIND_SUPPORT'.
6012 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
6014 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
6016 PR tree-optimization/39007
6017 * tree-loop-distribution.c (generate_builtin): Use
6018 recompute_dominator to compute the immediate dominator of the
6019 basic block just after the loop.
6021 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6023 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
6024 (ASM_OUTPUT_DWARF_PCREL): Define.
6026 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
6028 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
6029 * doc/passes.texi: Remove entries about regclass, local-alloc, and
6030 global. Modify entries about regmove and IRA.
6032 * ra-conflict.c: Remove the file.
6034 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
6036 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
6037 (pass_regclass_init): Rename to pass_reginfo_init.
6039 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
6041 * toplev.h (flag_ira): Remove.
6043 * caller-save.c (setup_save_areas): Remove flag_ira.
6045 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
6047 * global.c: Remove the file.
6049 * opts.c (decode_options): Remove flag_ira.
6051 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
6053 * regmove.c: Modify file description.
6054 (find_use_as_address, try_auto_increment): Define them only if
6055 AUTO_INC_DEC is defined.
6056 (replacement_quality, replace_in_call_usage, fixup_match_1,
6057 stable_and_no_regs_but_for_p): Remove.
6058 (reg_set_in_bb): Make it static.
6059 (regmove_optimize): Remove flag_ira and code which worked for
6062 * local-alloc.c: Remove the file.
6064 * common.opt (fira): Remove.
6066 * ira.c: Include except.h.
6067 (eliminable_regset): Move from global.c.
6068 (mark_elimination): Ditto. Remove flag_ira.
6069 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
6070 equiv_mem_modified, validate_equiv_mem_from_store,
6071 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
6072 contains_replace_regs, memref_referenced_p, memref_used_between_p,
6073 no_equiv, recorded_label_ref): Move from local-alloc.c.
6074 (update_equiv_regs): Ditto. Make it static.
6075 (print_insn_chain, print_insn_chains): Move it from global.c.
6076 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
6077 (build_insn_chain): Ditto. Make it static.
6078 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
6079 Rename to init_live_subregs.
6080 (gate_ira): Remove flag_ira.
6082 * regclass.c: Rename reginfo.c. Change file description.
6083 (FORBIDDEN_INC_DEC_CLASSES): Remove.
6084 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
6085 (init_reg_sets_1): Remove code for evaluation of
6086 reg_class_superclasses and losing_caller_save_reg_set.
6087 (init_regs): Remove init_reg_autoinc.
6088 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
6089 ok_for_base_p_nonstrict): Remove.
6090 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
6091 (pass_regclass_init): Rename to pass_reginfo_init. Modify
6092 corresponding entries.
6093 (dump_regclass, record_operand_costs, scan_one_insn,
6094 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
6095 record_address_regs, auto_inc_dec_reg_p): Remove.
6096 (gt-regclass.h): Rename to gt-reginfo.h.
6098 * rtl.h (dump_global_regs, retry_global_alloc,
6099 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
6101 * Makefile.in (RA_H): Remove.
6102 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
6103 Rename regclass.o to reginfo.o.
6104 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
6106 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
6107 (GTFILES): Rename regclass.c to reginfo.c.
6109 * passes.c (init_optimization_passes): Remove pass_local_alloc and
6110 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
6112 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6113 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
6115 (finish_spills): Ditto. Remove code for !flag_ira.
6117 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
6120 * doc/invoke.texi (rtl debug options): Complete rewrite.
6121 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
6123 * mode-switching.c (pass_mode_switching): Rename pass from
6124 "mode-sw" to "mode_sw".
6125 * except.c (pass_convert_to_eh_ranges): Rename pass from
6126 "eh-ranges" to "eh_ranges".
6127 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
6131 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
6132 Alexander Monakov <amonakov@ispras.ru>
6135 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
6137 (move_exprs_to_boundary): Change return type and pass through
6138 should_move from move_op. Relax assert. Update usage ...
6139 (schedule_expr_on_boundary): ... here. Use should_move instead of
6141 (move_op_orig_expr_found): Indicate that insn was disconnected from
6143 (code_motion_process_successors): Do not call after_merge_succs
6144 callback if original expression was not found when traversing any of
6146 (code_motion_path_driver): Change return type. Update prototype.
6147 (move_op): Update comment. Add a new parameter (should_move). Update
6148 prototype. Set *should_move based on indication provided by
6149 move_op_orig_expr_found.
6151 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
6153 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
6154 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
6155 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
6156 * config/rs6000/rs6000.c (rs6000_override_options): Default
6157 avoid-indexed-addresses on for Power6, off for everything else.
6158 (avoiding_indexed_address_p): New function.
6159 (rs6000_legitimize_address): Use it.
6160 (rs6000_legitimate_address): Likewise.
6161 * config/rs6000/rs6000.md (movXX_updateX): Likewise
6163 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
6165 PR tree-optimization/38997
6166 * tree-loop-distribution.c (generate_memset_zero): Use
6167 POINTER_PLUS_EXPR for a pointer addition.
6169 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
6171 * config/s390/s390.md (bswap<mode>2): New pattern added.
6173 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6175 * config/s390/s390.md (*tls_load_31): Added type attribute.
6177 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6179 * config/s390/s390.md: Fix a few comments.
6181 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
6183 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
6184 (*tm<mode>_full): Fixed z10prop attribute.
6185 (*tst<mode>_extimm): Fixed z10prop attribute.
6186 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
6187 (*tstqiCCT_cconly): Fixed z10prop attribute.
6188 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
6189 (*movsi_larl): Fixed z10prop attribute.
6190 (*movsi_zarch): Fixed z10prop attribute.
6191 (*movsi_eas): Fixed z10prop attribute.
6192 (*movhi): Fixed z10prop attribute.
6193 (*movqi): Fixed z10prop attribute.
6194 (*movstrictqi): Fixed z10prop attribute.
6195 (*mov<mode>): Fixed z10prop attribute.
6196 (*movcc): Fixed z10prop attribute.
6197 (*sethighpartdi_64): Fixed z10prop attribute.
6198 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
6199 (*negdi2_sign_cc): Fixed z10prop attribute.
6200 (*negdi2_sign): Fixed z10prop attribute.
6201 (*absdi2_sign_cc): Fixed z10prop attribute.
6202 (*absdi2_sign): Fixed z10prop attribute.
6203 (*negabsdi2_sign_cc): Fixed z10prop attribute.
6204 (*negabsdi2_sign): Fixed z10prop attribute.
6205 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
6206 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
6207 (doloop_si64): Fixed z10prop attribute.
6208 (doloop_si31): Fixed z10prop attribute.
6209 (doloop_long): Fixed z10prop attribute.
6210 (indirect_jump): Fixed z10prop attribute.
6211 (nop): Fixed z10prop attribute.
6212 (main_base_64): Fixed z10prop attribute.
6213 (reload_base_64): Fixed z10prop attribute.
6215 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6217 PR rtl-optimization/38740
6218 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
6220 * config/mips/mips.c (mips_reorg): Likewise.
6222 2009-01-28 Richard Guenther <rguenther@suse.de>
6224 PR tree-optimization/38926
6225 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
6226 with the correct value id to a value.
6227 (do_regular_insertion): Use the value number of edoubleprime
6228 for the value number of the expr.
6231 2008-08-21 Richard Guenther <rguenther@suse.de>
6233 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6234 a PHI ask VN if it is already available.
6235 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6236 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6238 2009-01-28 Jakub Jelinek <jakub@redhat.com>
6241 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
6242 set to varying whenever max has TREE_OVERFLOW set, similarly
6243 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
6245 2009-01-28 Richard Guenther <rguenther@suse.de>
6248 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
6249 uninitialized aggregate uses in call arguments.
6251 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
6253 PR tree-optimization/38984
6254 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
6255 the nothing_id variable if -fno-delete-null-pointer-checks.
6257 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
6260 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
6261 (set_got_offset_rex64): Ditto.
6263 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
6266 * doc/extend.texi: Improve local variable with asm reg.
6268 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
6270 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
6271 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
6272 was not supplied then set warn_packed_bitfield_compat to the
6274 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
6277 2009-01-27 Richard Guenther <rguenther@suse.de>
6279 PR tree-optimization/38503
6280 * cfgexpand.c (expand_gimple_basic_block): Ignore
6281 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
6282 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
6283 variables that cannot have TBAA applied.
6284 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
6287 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
6290 * calls.c (initialize_argument_information): Do not wrap complex
6291 arguments in SAVE_EXPR.
6293 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
6295 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
6296 (INSTALL_LIBGCC): Revert typo commit.
6298 2009-01-26 Richard Guenther <rguenther@suse.de>
6300 PR tree-optimization/38745
6301 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
6302 from special handling.
6304 2009-01-26 Richard Guenther <rguenther@suse.de>
6306 PR tree-optimization/38745
6307 * tree-ssa.c (execute_update_addresses_taken): Do not include
6308 variables that cannot possibly be a register in not_reg_needs.
6309 Do not clear TREE_ADDRESSABLE on vars that may not become
6311 * tree-ssa.c (update_alias_info_1): Include those in the set
6312 of addressable vars.
6314 2009-01-26 Richard Guenther <rguenther@suse.de>
6317 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6318 * tree-ssa-dse.c: Include langhooks.h
6319 (execute_simple_dse): Remove stores with zero size.
6321 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6324 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6327 2009-01-24 Julian Brown <julian@codesourcery.com>
6329 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6330 config/arm/linux-atomic.c.
6331 * config/arm/linux-atomic.c: New.
6333 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6335 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6336 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6337 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6339 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6342 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6345 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6347 PR tree-optimization/38953
6348 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6349 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6350 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6351 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6354 2009-01-24 Paul Brook <paul@codesourcery.com>
6356 * config/arm/neon.md (neon_type): Move to arm.md.
6357 (neon_mov<VSTRUCT>): Add neon_type attribute.
6358 * config/arm/arm.md (neon_type): Move to here.
6359 (conds): Add "unconditioal" and use as default for NEON insns.
6361 2009-01-24 Ben Elliston <bje@au.ibm.com>
6363 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6364 void *' warning from -Wc++-compat.
6365 * Makefile.in (dominance.o-warn): Remove.
6367 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6369 PR tree-optimization/38932
6370 * fold-const.c (fold_unary_ignore_overflow): New.
6371 * tree.h (fold_unary_ignore_overflow): Declare.
6372 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6373 * tree-ssa-sccvn.c (visit_reference_op_load,
6374 simplify_unary_expression): Likewise.
6376 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6378 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6379 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6380 regardless of their type.
6381 * c-common.c (handle_packed_attribute): Don't ignore packed on
6383 * c.opt (Wpacked-bitfield-compat): New warning option.
6384 * stor-layout.c (place_field): Warn if offset of a field changed.
6385 * doc/extend.texi (packed): Mention the ABI change.
6386 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6387 (Warning Options): Add it to the list.
6389 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6391 * c-opts.c (c_common_post_options): Fix a typo in comments.
6393 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6396 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6397 variables to static.
6398 * doc/invoke.texi (-fmerge-all-constants): Update description.
6400 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6403 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6404 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6406 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6408 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6410 (LOCAL_ALIGNMENT): Similarly.
6412 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6413 Joseph Myers <joseph@codesourcery.com>
6415 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6416 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6417 * config/arm/arm-tune.md: Regenerate.
6418 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6421 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6423 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6424 version number to five.
6426 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6429 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6430 * c-common.c (set_underlying_type): Likewise.
6431 (is_typedef_decl ): Likewise
6433 (set_underlying_type): Likewise.
6434 (is_typedef_type): Likewise.
6436 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6439 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6442 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6445 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6446 (LIBGCC_SPEC): Don't define.
6447 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6449 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6451 PR rtl-optimization/38879
6452 * alias.c (base_alias_check): Unaligned access via AND address can
6453 alias all surrounding object types except those with sizes equal
6454 or wider than the size of unaligned access.
6456 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6459 * c-decl.c (clone_underlying_type): Move this ...
6460 * c-common.c (set_underlying_type): ... here.
6461 Also, make sure the function properly sets TYPE_STUB_DECL() on
6462 the newly created typedef variant type.
6463 (is_typedef_decl ): New entry point.
6464 * tree.h: Added a new member member_types_needing_access_check to
6465 struct tree_decl_non_common.
6466 (set_underlying_type): New entry point.
6467 (is_typedef_type): Likewise.
6469 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6471 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6472 Check whether two instructions have memory references that
6473 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6474 are helper functions for traversing.
6475 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6476 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6477 not to draw dependency edge for instructions with non-conflicting
6480 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6483 * longlong.h: Update copyright years. Use soft-fp license notice.
6484 Sync __clz_tab declaration with glibc.
6486 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6489 * doc/extend.texi (syscall_linkage): New.
6490 (version_id): Modify.
6492 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6493 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/38747
6496 PR tree-optimization/38748
6497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6498 conversion if the base address is an indirect reference and the
6499 aliasing sets could cause issues.
6501 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6503 * common.opt (fgraphite, fgraphite-identity): Add comment for
6504 explaining why these options are not documented.
6506 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6508 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6509 gimple_call_lhs is NULL.
6511 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6514 * emit-rtl.c (adjust_address_1): Make sure memref is never
6517 2009-01-20 Ben Elliston <bje@au.ibm.com>
6519 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6520 const qualifier from arg parameter. Remove unnecessary cast to char *.
6521 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6522 const qualifier from arg 2.
6524 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6526 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6528 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6531 * rtl.h (reinit_regs): New prototype.
6532 * regclass.c: Include ira.h.
6534 * Makefile.in (regclass.o): Add ira.h.
6535 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6537 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6540 * c-common.c (handle_aligned_attribute): Use
6541 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6542 default alignment value.
6544 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6546 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6547 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6549 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6550 __BIGGEST_ALIGNMENT__.
6552 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6554 2009-01-18 Richard Guenther <rguenther@suse.de>
6556 PR tree-optimization/38819
6557 * tree-flow.h (operation_could_trap_helper_p): Declare.
6558 * tree-eh.c (operation_could_trap_helper_p): Export.
6559 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6560 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6561 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6562 are about to insert a possibly trapping instruction and fail
6565 2009-01-18 Andreas Schwab <schwab@suse.de>
6567 * doc/install.texi (Configuration): Remove obsolete paragraph
6568 about use of --with-gnu-ld with --with-gnu-as.
6570 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6572 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6573 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6574 Follow spelling conventions.
6576 2009-01-18 Ben Elliston <bje@au.ibm.com>
6578 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6579 C++ warning about implicit conversion from void * to struct
6581 (bitmap_obstack_free): Likewise for bitmap_element *.
6582 * Makefile.in (bitmap.o-warn): Remove.
6584 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6586 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6588 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6589 Tobias Grosser <tobi.grosser@amd.com>
6591 * graphite.c (graphite_trans_scop_block): Do not block single
6594 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6596 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6597 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6598 test with assertion.
6600 2009-01-16 Richard Guenther <rguenther@suse.de>
6602 PR tree-optimization/38835
6604 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6605 and INT + PTR -> (INT)(PTR p+ INT) folding.
6606 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6608 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6611 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6612 the subreg from a lowpart subreg if it is also casting the value.
6614 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6615 Tobias Grosser <tobi.grosser@amd.com>
6617 * graphite.c (compare_prefix_loops): New.
6618 (build_scop_canonical_schedules): Rewritten.
6619 (graphite_transform_loops): Move build_scop_canonical_schedules
6620 after build_scop_iteration_domain.
6622 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6623 Tobias Grosser <tobi.grosser@amd.com>
6625 * graphite.c (add_conditions_to_domain): Add the loops to
6626 the dimension of the iteration domain. Do copy the domain
6627 only when it exists.
6628 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6629 (add_conditions_to_constraints): New.
6630 (can_generate_code_stmt, can_generate_code): Removed.
6631 (gloog): Do not call can_generate_code.
6632 (graphite_transform_loops): Call add_conditions_to_constraints
6633 after building the iteration domain.
6635 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6637 PR tree-optimization/38789
6638 * tree-ssa-threadedge.c
6639 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6640 __builtin_constant_p.
6642 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6644 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6645 examined before deleting them.
6647 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6649 * function.c (aggregate_value_p): Correctly extract the function
6650 type from CALL_EXPR_FN lookup.
6652 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6654 * config/picochip/picochip.c (picochip_override_options): Revert
6655 CFI asm flag disable commited previously.
6657 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6658 Tobias Grosser <tobi.grosser@amd.com>
6659 Jan Sjodin <jan.sjodin@amd.com>
6661 * graphite.c (scan_tree_for_params): On substractions negate
6662 all the coefficients of the term.
6663 (clast_to_gcc_expression_red): New. Handle reduction expressions
6664 of more than two operands.
6665 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6666 (get_vdef_before_scop): Handle also the case of default definitions.
6668 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6670 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6671 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6672 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6674 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6675 Joey Ye <joey.ye@intel.com>
6678 * cfgexpand.c (expand_stack_alignment): Don't update stack
6679 boundary nor check incoming stack boundary here.
6680 (gimple_expand_cfg): Update stack boundary and check incoming
6681 stack boundary here.
6683 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6685 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6687 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6689 PR rtl-optimization/38245
6690 * calls.c (expand_call): Add stack arguments to
6691 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6692 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6693 in regs and partially in memory or BLKmode arguments.
6694 (emit_library_call_value_1): Add stack arguments to
6695 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6696 ACCUMULATE_OUTGOING_ARGS).
6697 * dce.c: Include tm_p.h.
6698 (find_call_stack_args): New function.
6699 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6701 (mark_insn): Call find_call_stack_args for CALL_Ps.
6702 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6703 forwards. Allocate and free arg_stores bitmap if needed, pass it
6704 down to deletable_insn_p, don't mark stores set in arg_stores
6705 bitmap, clear the bitmap at the beginning of each bb.
6706 * Makefile.in (dce.o): Depend on $(TM_P_H).
6708 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6711 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6712 to make sure the insn is a conditional test (bug 22599). Reformat a
6715 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6718 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6719 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6720 (gloog): Do not call cleanup_tree_cfg.
6721 (graphite_transform_loops): Call cleanup_tree_cfg after all
6722 scops have been code generated.
6724 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6725 * doc/gty.texi (Invoking the garbage collector): Added new node
6726 and section documenting ggc_collect.
6728 2009-01-14 Richard Guenther <rguenther@suse.de>
6730 PR tree-optimization/38826
6732 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6733 initialization notes only if we actually emitted a warning.
6734 (intra_create_variable_infos): Add constraints for a result decl
6735 that is passed by hidden reference.
6736 (build_pred_graph): Mark all related variables non-direct on
6739 2009-01-14 Nick Clifton <nickc@redhat.com>
6741 * ira-conflicts.c: Include addresses.h for the definition of
6743 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6744 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6746 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6749 * Makefile.in (ira-lives.o): Add except.h.
6751 * ira-lives.c: Include except.h.
6752 (process_bb_node_lives): Process can_throw_internal.
6754 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6756 PR rtl-optimization/38774
6757 * combine.c (simplify_set): When undoing cc_use change, don't do
6758 PUT_CODE on the newly created comparison, but instead put back the
6761 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6763 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6764 values. Remove duplicate arm8 entry.
6766 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6768 PR tree-optimization/38786
6769 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6770 the SSA_NAME case of expand_scalar_variables_expr.
6771 Set the type of an expression to the type of its assign statement.
6772 (expand_scalar_variables_expr): Also gather the scalar computation
6773 used to index the memory access. Do not pass loop_p.
6774 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6775 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6776 the gimple_stmt_iterator where it inserts new code.
6778 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6779 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6781 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6783 * graphite.h (debug_value): Removed.
6784 * graphite.c (debug_value): Removed.
6786 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6788 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6789 ldrd/strd with two 32-bit instructions.
6791 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6793 * config/arm/arm.c (struct processors): Pass for speed down into
6794 cost helper functions.
6795 (const_ok_for_op): Handle COMPARE and inequality nodes.
6796 (arm_rtx_costs_1): Rewrite.
6797 (arm_size_rtx_costs): Update prototype.
6798 (arm_rtx_costs): Pass speed down to helper functions.
6799 (arm_slowmul_rtx_costs): Rework cost calculations.
6800 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6801 (arm_9e_rtx_costs): Likewise.
6803 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6805 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6806 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6807 (alpha_legitimize_address): Do not split local symbols wider than
6808 UNITS_PER_WORD into HIGH/LO_SUM parts.
6810 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6813 * gcc.c (process_command): Replace call to execvp with calls
6814 to pex_one and exit.
6816 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6819 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6820 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6821 variant for devices with 3-byte PC.
6822 (__tablejump_elpm__): New.
6824 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6827 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6828 offsetof member-designator, handle it as `[0].'.
6830 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6832 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6833 function when not using named sections on targets with named sections
6834 if branch distance is less than 262132.
6836 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6838 * combine.c (combine_instructions): Recompute
6839 optimize_this_for_speed_p for each BB in the main combine loop.
6841 2009-01-12 Tomas Bily <tbily@suse.cz>
6844 * tree-loop-distribution.c (prop_phis): New function.
6845 (generate_builtin): Call prop_phis.
6846 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6848 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6850 PR tree-optimization/38807
6851 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6852 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6854 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6856 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6857 subreg of op0 to the original op0.
6859 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6861 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6863 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6866 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6867 starting with digits.
6869 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6872 * config/arm/arm.c (arm_is_long_call_p): Don't call
6873 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6875 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6877 * regrename.c (regrename_optimize): Fix dumping.
6878 (find_oldest_value_reg): Preserve REG_POINTER.
6879 (copy_hardreg_forward_1): Likewise.
6881 2009-01-09 Diego Novillo <dnovillo@google.com>
6883 * gimple.h (struct gimple_statement_base) <uid>: Document
6884 the restrictions on its use.
6886 (gimple_set_uid): Tidy.
6888 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6890 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6891 zero guard even if align_bytes != 0 and count is smaller than
6894 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6896 PR rtl-optimization/38495
6897 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6898 (add_range_and_copies_from_move_list): Print all added ranges.
6899 Add ranges to memory optimized destination.
6901 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6905 * config/i386/i386.c (override_options): Reject
6906 -mstringop-strategy=rep_8byte with -m32.
6907 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6908 to 1. Do count comparison against epilogue_size_needed at compile
6909 time even when count_exp was constant forced into register. For
6910 size_needed don't jump to epilogue, instead just avoid aligning
6911 and invoke the body algorithm. If need_zero_guard, add zero guard
6912 even if count is non-zero, but smaller than size_needed + number of
6913 bytes that could be stored for alignment.
6914 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6915 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6916 but smaller than size_needed + number of bytes that could be stored
6917 for alignment. Compare size_needed with epilogue_size_needed instead
6918 of desired_align - align, don't adjust size_needed, pass
6919 epilogue_size_needed to the epilogue expanders.
6922 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6924 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6926 * pa.c (last_address): Change to unsigned.
6927 (update_total_code_bytes): Change argument to unsigned. Don't
6928 check if insn addresses are set.
6929 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6930 addresses are not set.
6931 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6933 2009-01-09 Nick Clifton <nickc@redhat.com>
6935 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6936 DECL_DECLARED_INLINE_P.
6938 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6941 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6942 GET_MODE (op0) in operand_subword_force calls.
6945 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6946 fold_convert arg0 operands to TREE_TYPE (op0) first.
6948 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6950 * params.def (ira-max-conflict-table-size): Decrease default value
6953 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6955 PR tree-optimization/37031
6956 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6958 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6959 allocate it using gc instead of heap, use VEC_quick_push instead of
6961 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6962 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6963 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6964 allocated vector from heap allocated.
6965 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6966 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6967 vector only after perfect_loop_nest_depth call.
6969 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6970 Jan Sjodin <jan.sjodin@amd.com>
6972 PR tree-optimization/38559
6973 * graphite.c (debug_value, copy_constraint,
6974 swap_constraint_variables, scale_constraint_variable, ): New.
6975 (get_lower_bound, get_upper_bound): Removed.
6976 (graphite_trans_bb_strip_mine): Clean up this code that works
6977 only for constant number of iterations. Fully copy upper and
6978 lower bound constraints, not only the constant part of them.
6979 * graphite.h (debug_value): Declared.
6981 2009-01-08 Ira Rosen <irar@il.ibm.com>
6983 PR tree-optimization/37194
6984 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6985 Don't add the cost of cost model guard in prologue to scalar
6986 outside cost in case of known number of iterations.
6988 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6989 Alan Modra <amodra@bigpond.net.au>
6991 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6992 non-word-aligned REG+CONST addressing.
6994 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6997 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6998 free_after_compilation when outputting a thunk.
6999 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
7000 Do not call free_after_compilation here.
7002 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
7004 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
7005 (ix86_valid_target_attribute_inner_p): Ditto.
7007 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
7009 PR tree-optimization/38492
7010 PR tree-optimization/38498
7011 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
7012 * tree-chrec.h (scev_is_linear_expression): Declared.
7013 * graphite.c (graphite_cannot_represent_loop_niter): New.
7014 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
7015 (graphite_loop_normal_form): Use gcc_assert.
7016 (scan_tree_for_params): Use CASE_CONVERT.
7017 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
7018 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
7019 Use gcc_assert. Discard scops that contain unhandled cases.
7020 (build_scop_conditions): Return a boolean status for unhandled cases.
7021 (strip_mine_profitable_p): Print the loop number, not its depth.
7022 (is_interchange_valid): Pass the depth of the loop nest, don't
7023 recompute it wrongly.
7024 (graphite_trans_bb_block): Same.
7025 (graphite_trans_bb_block): Print tentative of loop blocking.
7026 (graphite_trans_scop_block): Do not print that the loop has been
7028 (graphite_transform_loops): Do not handle scops that contain condition
7031 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
7033 AVX Programming Reference (December, 2008)
7034 * config/i386/avxintrin.h (_mm256_stream_si256): New.
7035 (_mm256_stream_pd): Likewise.
7036 (_mm256_stream_ps): Likewise.
7038 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
7039 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
7040 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
7041 (bdesc_special_args): Add __builtin_ia32_movntdq256,
7042 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
7043 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
7044 (ix86_expand_special_args_builtin): Likewise.
7046 * config/i386/sse.md (AVXMODEDI): New.
7047 (avx_movnt<mode>): Likewise.
7048 (avx_movnt<mode>): Likewise.
7049 (<sse>_movnt<mode>): Remove AVX support.
7050 (sse2_movntv2di): Likewise.
7052 2009-01-07 Richard Guenther <rguenther@suse.de>
7055 * fold-const.c (extract_muldiv): Remove obsolete comment.
7056 (fold_plusminus_mult_expr): Undo MINUS_EXPR
7057 to PLUS_EXPR canonicalization for the canonicalization.
7059 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
7061 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
7062 hosted cross-compilers generating less efficient code.
7064 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7066 * function.h (rtl_data): Add a dbr_scheduled_p field.
7067 * reorg.c (dbr_schedule): Set it.
7068 (gate_handle_delay_slots): Check it.
7069 * config/mips/mips.c (mips_base_delayed_branch): Delete.
7070 (mips_reorg): Check flag_delayed_branch instead of
7071 mips_base_delayed_branch.
7072 (mips_override_options): Don't set mips_base_delayed_branch
7073 or flag_delayed_branch.
7075 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
7077 PR rtl-optimization/38426.
7078 * ira.c (ira): Set current_function_is_leaf earlier.
7080 2009-01-06 Jakub Jelinek <jakub@redhat.com>
7082 PR rtl-optimization/38722
7083 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
7084 too early, only set a flag and modify after last possible
7087 2009-01-06 Janis Johnson <janis187@us.ibm.com>
7090 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
7091 * real.c (decimal_single_format): Correct values of emin and emax.
7092 (decimal_double_format): Ditto.
7093 (decimal_quad_format): Ditto.
7094 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
7095 computation of DECnn_MIN and DECnn_MAX for corrected values of
7096 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
7097 __DECnn_MIN__, and adjust its computation for the corrected value
7100 2009-01-06 Jan Hubicka <jh@suse.cz>
7103 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
7105 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
7107 * doc/contrib.texi (Contributors): Slightly adjust the end note.
7108 Add Robert Clark to the list of testers.
7110 2009-01-06 Jan Hubicka <jh@suse.cz>
7111 Kai Tietz <kai.tietz@onevision.com>
7113 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
7114 * config/i386/i386.c (ix86_expand_call): Add clobbers.
7116 2009-01-06 Jan Hubicka <jh@suse.cz>
7117 Kai Tietz <kai.tietz@onevision.com>
7119 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
7121 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
7122 (ix86_nsaved_regs): Count only general purpose regs.
7123 (ix86_nsaved_sseregs): New.
7124 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
7125 to 16 for w64; compute padding and size of sse reg save area.
7126 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
7127 general purpose regs.
7128 (ix86_emit_save_sse_regs_using_mov): New.
7129 (ix86_expand_prologue): Save SSE regs if needed.
7130 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
7131 (ix86_emit_restore_sse_regs_using_mov): New.
7132 (ix86_expand_epilogue): Save SSE regs if needed.
7134 2009-01-06 Jan Hubicka <jh@suse.cz>
7135 Kai Tietz <kai.tietz@onevision.com>
7137 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
7138 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
7139 functions when accumulate outgoing args is off.
7141 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7144 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
7145 before using pseudos_have_intersected_live_ranges_p.
7147 * ira-int.h (ira_assert): Always define.
7149 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
7151 AVX Programming Reference (December, 2008)
7152 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
7153 (_mm256_permute2_pd): Likewise.
7154 (_mm_permute2_ps): Likewise.
7155 (_mm256_permute2_ps): Likewise.
7156 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
7157 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
7159 * config/i386/i386.c (ix86_builtins): Remove
7160 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7161 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
7162 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
7163 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
7164 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7165 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
7166 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
7167 __builtin_ia32_vpermil2ps256.
7168 (ix86_init_mmx_sse_builtins): Updated.
7169 (ix86_expand_args_builtin): Likewise.
7171 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7173 * pa.c (output_call): Relocate non-jump insns in the delay slot of
7174 long absolute calls when generating PA 2.0 code.
7176 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
7178 PR rtl-optimization/38583
7179 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
7181 * params.def (ira-max-conflict-table-size): New.
7183 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
7185 * ira.h (ira_conflicts_p): New external definition.
7187 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
7188 table. Report this. Return result of building.
7189 (ira_build_conflicts): Use ira_conflicts_p. Check result of
7190 building conflict table.
7192 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
7193 (ira_color): Use ira_conflicts_p.
7195 * global.c: Include ira.h.
7196 (pseudo_for_reload_consideration_p, build_insn_chain): Use
7199 * Makefile.in (global.o): Add ira.h.
7201 * ira-build.c (mark_all_loops_for_removal,
7202 propagate_some_info_from_allocno): New.
7203 (remove_unnecessary_allocnos): Call
7204 propagate_some_info_from_allocno.
7205 (remove_low_level_allocnos): New.
7206 (remove_unnecessary_regions): Add parameter. Call
7207 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
7208 parameter to remove_unnecessary_regions.
7209 (ira_build): Remove all regions but root if the conflict table was
7210 not built. Update conflict hard regs for allocnos crossing calls.
7212 * ira.c (ira_conflicts_p): New global.
7213 (ira): Define and use ira_conflicts_p.
7215 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7216 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
7217 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
7219 2009-01-06 Ben Elliston <bje@au.ibm.com>
7221 * gengtype-lex.l (YY_NO_INPUT): Define.
7223 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7226 * c-common.c (handle_vector_size_attribute): Also reject
7229 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
7231 PR tree-optimization/38492
7232 * graphite.c (rename_map_elt, debug_rename_elt,
7233 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
7234 rename_map_elt_info, eq_rename_map_elts,
7235 get_new_name_from_old_name, bb_in_sese_p): Moved around.
7236 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
7237 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
7238 (sese_build_livein_liveouts): New.
7239 (new_sese, free_sese): New.
7240 (new_scop): Call new_sese.
7241 (free_scop): Call free_sese.
7242 (rename_variables_from_edge, rename_phis_end_scop): Removed.
7243 (register_old_new_names): Renamed register_old_and_new_names.
7244 (register_scop_liveout_renames, add_loop_exit_phis,
7245 insert_loop_close_phis, struct igp,
7246 default_liveout_before_guard, add_guard_exit_phis,
7247 insert_guard_phis, copy_renames): New.
7248 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
7249 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
7250 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
7251 (scop_adjust_phis_for_liveouts): New.
7252 (gloog): Call scop_adjust_phis_for_liveouts.
7254 * graphite.h (struct sese): Documented. Added fields liveout,
7256 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
7257 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
7258 (struct scop): Added field liveout_renames.
7259 (SCOP_LIVEOUT_RENAMES): New.
7261 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7263 PR tree-optimization/38510
7264 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
7265 (translate_clast): Call recompute_all_dominators before
7267 (gloog): Call recompute_all_dominators before graphite_verify.
7269 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
7270 Jan Sjodin <jan.sjodin@amd.com>
7272 PR tree-optimization/38500
7273 * graphite.c (create_sese_edges): Call fix_loop_structure after
7276 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7278 * config.gcc: Add m32r*-*-rtems*.
7279 * config/m32r/rtems.h: New file.
7281 2009-01-05 Ben Elliston <bje@au.ibm.com>
7283 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
7284 (.po.pox): Likewise.
7285 (po/gcc.pot): Likewise.
7287 2009-01-04 David S. Miller <davem@davemloft.net>
7289 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
7290 (STARTING_FRAME_OFFSET): Always set to zero.
7292 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7294 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
7295 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
7296 fixed-point types, and vectors of the same.
7298 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
7300 * config/mips/sync.md (*mb_barrier): Rename to...
7301 (*memory_barrier): ...this.
7303 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
7305 * doc/extend.texi (Function Attributes): Move @cindex after @item
7306 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7307 and put in alphabetical order. Fix 'target' name and put in order.
7308 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7311 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7313 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7314 (memory_barrier): Expand as unspec instead of unspec_volatile.
7315 Remove mem:BLK from insn operands. Use Pmode scratch register.
7316 (*memory_barrier): Define as unspec instead of unspec_volatile.
7317 Use (match_dup 0) as input operand.
7319 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7320 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7321 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7322 scratch register. Remove operand 1.
7323 (*stbar): Define as unspec instead of unspec_volatile.
7324 Use (match_dup 0) as input operand, remove (const_int 8).
7325 (*membar): Define as unspec instead of unspec_volatile.
7326 Use (match_dup 0) as input operand, remove input operand 2.
7328 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7329 (memory_barrier): Expand as unspec instead of unspec_volatile.
7330 Remove mem:BLK from insn operands. Use Pmode scratch register.
7331 (*memory_barrier): Define as unspec instead of unspec_volatile.
7332 Use (match_dup 0) as input operand.
7334 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7335 Remove mem:BLK from insn operands. Use Pmode scratch register.
7336 Set volatile flag on operand 0.
7337 (*memory_barrier): New insn pattern.
7339 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7341 (*memory_barrier): Use (match_dup 0) as input operand.
7343 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7344 Remove mem:BLK from insn operands. Use Pmode scratch register.
7345 Set volatile flag on operand 0.
7346 (*mb_internal): New insn pattern.
7348 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7350 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7353 * function.c (struct temp_slot): Move to the section of the file
7354 that deals with temp slots. Remove field 'address'.
7355 (temp_slot_address_table): New hash table of address -> temp slot.
7356 (struct temp_slot_address_entry): New struct, items for the table.
7357 (temp_slot_address_compute_hash, temp_slot_address_hash,
7358 temp_slot_address_eq, insert_temp_slot_address): Support functions
7360 (find_temp_slot_from_address): Rewrite to use the new hash table.
7361 (remove_unused_temp_slot_addresses): Remove addresses of temp
7362 slots that have been made available.
7363 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7364 worker function for remove_unused_temp_slot_addresses.
7365 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7366 Add the temp slot address to the address -> temp slot map.
7367 (update_temp_slot_address): Update via insert_temp_slot_address.
7368 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7369 (pop_temp_slots): Likewise.
7370 (init_temp_slots): Allocate the address -> temp slot map, or empty
7371 the map if it is already allocated.
7372 (prepare_function_start): Initialize temp slot processing.
7374 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7377 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7378 Calculate the size of all stack vars assuming no packing of stack
7379 vars will happen, replacing a quadratic algorithm with a linear one.
7381 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7384 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7387 2009-01-03 Diego Novillo <dnovillo@google.com>
7389 * doc/contrib.texi: Update contributions.
7391 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7394 * builtins.c (fold_builtin_memory_op): Give up if either operand
7395 is volatile. Set srctype or desttype to non-qualified version
7399 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7402 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7404 PR rtl-optimization/35805
7405 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7406 problem if fast dce is able to remove any instructions.
7407 * dce.c (dce_process_block): Fix dump message.
7409 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7412 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7414 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7417 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7418 * tree-pretty-print.c (op_code_prio): New function.
7419 (op_prio): No longer static. Use op_code_prio.
7420 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7421 Use op_prio and op_code_prio to determine if () should be
7422 printed around operand(s) or not.
7424 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7425 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7426 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7427 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7428 pp_character instead of pp_string for single letter printing.
7430 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7432 * doc/extend.texi: Fix '#pragma GCC option' typo.
7434 2009-01-02 Richard Guenther <rguenther@suse.de>
7436 * doc/install.texi (--enable-checking): Mention different
7438 (--enable-stage1-checking): Document.
7440 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7443 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7444 case to be an error.
7446 2009-01-02 Ben Elliston <bje@au.ibm.com>
7448 * config/fp-bit.h (pack_d): Constify argument.
7449 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7450 (isnan): Constify argument.
7454 (_fpadd_parts): Constify return type.
7455 (_fpmul_parts): Likewise.
7456 (_fpdiv_parts): Likewise.
7458 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7461 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7462 warn about overwriting initializer with side-effects or
7463 -Woverride-init if !IMPLICIT.
7464 (output_init_element): Likewise. Pass IMPLICIT down to
7466 (process_init_element): Add IMPLICIT argument. Pass it down
7467 to output_init_element.
7468 (push_init_element, pop_init_level, set_designator): Adjust
7469 process_init_element callers.
7470 (set_nonincremental_init, set_nonincremental_init_from_string):
7471 Adjust add_pending_init callers.
7472 (output_pending_init_elements): Adjust output_init_element callers.
7473 * c-tree.h (process_init_element): Adjust prototype.
7474 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7475 process_init_element callers.